1 | /* Copyright (C) 1994-2001 Digitool, Inc */ |
---|
2 | /* This file is part of OpenMCL. */ |
---|
3 | |
---|
4 | /* OpenMCL is licensed under the terms of the Lisp Lesser GNU Public */ |
---|
5 | /* License , known as the LLGPL and distributed with OpenMCL as the */ |
---|
6 | /* file "LICENSE". The LLGPL consists of a preamble and the LGPL, */ |
---|
7 | /* which is distributed with OpenMCL as the file "LGPL". Where these */ |
---|
8 | /* conflict, the preamble takes precedence. */ |
---|
9 | |
---|
10 | /* OpenMCL is referenced in the preamble as the "LIBRARY." */ |
---|
11 | |
---|
12 | /* The LLGPL is also available online at */ |
---|
13 | /* http://opensource.franz.com/preamble.html */ |
---|
14 | |
---|
15 | |
---|
16 | |
---|
17 | include(lisp.s) |
---|
18 | _beginfile |
---|
19 | .align 2 |
---|
20 | |
---|
21 | local_label(start): |
---|
22 | define([_spentry],[ifdef([__func_name],[_endfn],[]) |
---|
23 | _exportfn(_SP$1) |
---|
24 | .line __line__ |
---|
25 | ]) |
---|
26 | |
---|
27 | |
---|
28 | define([_endsubp],[ |
---|
29 | _endfn(_SP$1) |
---|
30 | # __line__ |
---|
31 | ]) |
---|
32 | |
---|
33 | |
---|
34 | |
---|
35 | |
---|
36 | define([jump_builtin],[ |
---|
37 | ref_nrs_value(fname,builtin_functions) |
---|
38 | set_nargs($2) |
---|
39 | vrefr(fname,fname,$1) |
---|
40 | jump_fname() |
---|
41 | ]) |
---|
42 | |
---|
43 | _spentry(jmpsym) |
---|
44 | __(jump_fname()) |
---|
45 | |
---|
46 | _spentry(jmpnfn) |
---|
47 | __(jump_nfn()) |
---|
48 | |
---|
49 | /* Call temp0 if it's either a symbol or function */ |
---|
50 | _spentry(funcall) |
---|
51 | __(do_funcall()) |
---|
52 | |
---|
53 | /* Subprims for catch, throw, unwind_protect. */ |
---|
54 | |
---|
55 | /* Push a catch frame on the temp stack (and some of it on the cstack, as well.) */ |
---|
56 | /* The PC in question is 4 bytes past the caller's return address. ALWAYS. */ |
---|
57 | /* The catch tag is in arg_z, the multiple-value flags is in imm2. */ |
---|
58 | /* Bash some of the imm registers and loc_pc. */ |
---|
59 | |
---|
60 | _spentry(mkcatch1v) |
---|
61 | __(li imm2,0) |
---|
62 | __(mkcatch()) |
---|
63 | __(blr) |
---|
64 | |
---|
65 | _spentry(mkunwind) |
---|
66 | __(lwi(arg_z,unbound_marker)) |
---|
67 | __(li imm2,fixnum_one) |
---|
68 | __(mkcatch()) |
---|
69 | __(blr) |
---|
70 | |
---|
71 | _spentry(mkcatchmv) |
---|
72 | __(li imm2,fixnum_one) |
---|
73 | __(mkcatch()) |
---|
74 | __(blr) |
---|
75 | |
---|
76 | /* Caller has pushed tag and 0 or more values; nargs = nvalues. */ |
---|
77 | /* Otherwise, process unwind-protects and throw to indicated catch frame. */ |
---|
78 | |
---|
79 | _spentry(throw) |
---|
80 | __(ldr(imm1,tcr.catch_top(rcontext))) |
---|
81 | __(li imm0,0) /* count intervening catch/unwind-protect frames. */ |
---|
82 | __(cmpri(cr0,imm1,0)) |
---|
83 | __(ldrx(temp0,vsp,nargs)) |
---|
84 | __(beq- cr0,local_label(_throw_tag_not_found)) |
---|
85 | local_label(_throw_loop): |
---|
86 | __(ldr(temp1,catch_frame.catch_tag(imm1))) |
---|
87 | __(cmpr(cr0,temp0,temp1)) |
---|
88 | __(mr imm2,imm1) |
---|
89 | __(ldr(imm1,catch_frame.link(imm1))) |
---|
90 | __(cmpri(cr1,imm1,0)) |
---|
91 | __(beq cr0,local_label(_throw_found)) |
---|
92 | __(addi imm0,imm0,fixnum_one) |
---|
93 | __(beq- cr1,local_label(_throw_tag_not_found)) |
---|
94 | __(b local_label(_throw_loop)) |
---|
95 | /* imm2: (tstack-consed) target catch frame, imm0: count of intervening */ |
---|
96 | /* frames. If target isn't a multiple-value receiver, discard extra values */ |
---|
97 | /* (less hair, maybe.) */ |
---|
98 | local_label(_throw_found): |
---|
99 | __(ldr(imm1,catch_frame.mvflag(imm2))) |
---|
100 | __(cmpri(cr0,imm1,0)) |
---|
101 | __(cmpri(cr1,nargs,0)) |
---|
102 | __(li fn,0) |
---|
103 | __(add imm1,vsp,nargs) |
---|
104 | __(la imm1,-node_size(imm1)) |
---|
105 | __(bne cr0,local_label(_throw_all_values)) |
---|
106 | __(set_nargs(1)) |
---|
107 | __(beq cr1,local_label(_throw_default_1_val)) |
---|
108 | __(mr vsp,imm1) |
---|
109 | __(b local_label(_throw_all_values)) |
---|
110 | local_label(_throw_default_1_val): |
---|
111 | __(li imm4,nil_value) |
---|
112 | __(vpush(imm4)) |
---|
113 | local_label(_throw_all_values): |
---|
114 | __(bl _SPnthrowvalues) |
---|
115 | __(ldr(imm3,tcr.catch_top(rcontext))) |
---|
116 | __(ldr(imm1,tcr.db_link(rcontext))) |
---|
117 | __(ldr(imm0,catch_frame.db_link(imm3))) |
---|
118 | __(ldr(imm4,catch_frame.mvflag(imm3))) |
---|
119 | __(cmpr(cr0,imm0,imm1)) |
---|
120 | __(cmpri(cr1,imm4,0)) |
---|
121 | __(la tsp,-((tsp_frame.fixed_overhead+fulltag_misc))(imm3)) |
---|
122 | __(beq cr0,local_label(_throw_dont_unbind)) |
---|
123 | __(bl _SPunbind_to) |
---|
124 | local_label(_throw_dont_unbind): |
---|
125 | __(add imm0,vsp,nargs) |
---|
126 | __(cmpri(cr0,nargs,0)) |
---|
127 | __(ldr(imm1,catch_frame.csp(imm3))) |
---|
128 | __(ldr(imm1,lisp_frame.savevsp(imm1))) |
---|
129 | __(bne cr1,local_label(_throw_multiple)) |
---|
130 | /* Catcher expects single value in arg_z */ |
---|
131 | __(ldr(arg_z,-node_size(imm0))) |
---|
132 | __(b local_label(_throw_pushed_values)) |
---|
133 | local_label(_throw_multiple): |
---|
134 | __(beq cr0,local_label(_throw_pushed_values)) |
---|
135 | __(mr imm2,nargs) |
---|
136 | local_label(_throw_mvloop): |
---|
137 | __(subi imm2,imm2,fixnum_one) |
---|
138 | __(cmpri(imm2,0)) |
---|
139 | __(ldru(temp0,-node_size(imm0))) |
---|
140 | __(push(temp0,imm1)) |
---|
141 | __(bgt local_label(_throw_mvloop)) |
---|
142 | local_label(_throw_pushed_values): |
---|
143 | __(mr vsp,imm1) |
---|
144 | __(ldr(imm1,catch_frame.xframe(imm3))) |
---|
145 | __(str(imm1,tcr.xframe(rcontext))) |
---|
146 | __(ldr(sp,catch_frame.csp(imm3))) |
---|
147 | __(ldr(fn,lisp_frame.savefn(sp))) |
---|
148 | __(ldr(loc_pc,lisp_frame.savelr(sp))) |
---|
149 | __(discard_lisp_frame()) |
---|
150 | __(mtlr loc_pc) |
---|
151 | __(restore_catch_nvrs(imm3)) |
---|
152 | __(ldr(imm3,catch_frame.link(imm3))) |
---|
153 | __(str(imm3,tcr.catch_top(rcontext))) |
---|
154 | __(unlink(tsp)) |
---|
155 | __(blr) |
---|
156 | local_label(_throw_tag_not_found): |
---|
157 | __(uuo_interr(error_throw_tag_missing,temp0)) |
---|
158 | __(strux(temp0,vsp,nargs)) |
---|
159 | __(b _SPthrow) |
---|
160 | |
---|
161 | |
---|
162 | /* This takes N multiple values atop the vstack. */ |
---|
163 | _spentry(nthrowvalues) |
---|
164 | __(li imm1,1) |
---|
165 | __(mr imm4,imm0) |
---|
166 | __(str(imm1,tcr.unwinding(rcontext))) |
---|
167 | local_label(_nthrowv_nextframe): |
---|
168 | __(subi imm4,imm4,fixnum_one) |
---|
169 | __(cmpri(cr1,imm4,0)) |
---|
170 | __(ldr(temp0,tcr.catch_top(rcontext))) |
---|
171 | __(ldr(imm1,tcr.db_link(rcontext))) |
---|
172 | __(blt cr1,local_label(_nthrowv_done)) |
---|
173 | __(ldr(imm0,catch_frame.db_link(temp0))) |
---|
174 | __(ldr(imm3,catch_frame.link(temp0))) |
---|
175 | __(cmpr(cr0,imm0,imm1)) |
---|
176 | __(str(imm3,tcr.catch_top(rcontext))) |
---|
177 | __(ldr(temp1,catch_frame.catch_tag(temp0))) |
---|
178 | __(cmpri(cr7,temp1,unbound_marker)) /* unwind-protect ? */ |
---|
179 | __(ldr(first_nvr,catch_frame.xframe(temp0))) |
---|
180 | __(str(first_nvr,tcr.xframe(rcontext))) |
---|
181 | __(ldr(sp,catch_frame.csp(temp0))) |
---|
182 | __(beq cr0,local_label(_nthrowv_dont_unbind)) |
---|
183 | __(mflr loc_pc) |
---|
184 | __(bl _SPunbind_to) |
---|
185 | __(mtlr loc_pc) |
---|
186 | local_label(_nthrowv_dont_unbind): |
---|
187 | __(beq cr7,local_label(_nthrowv_do_unwind)) |
---|
188 | /* A catch frame. If the last one, restore context from there. */ |
---|
189 | __(bne cr1,local_label(_nthrowv_skip)) |
---|
190 | __(ldr(imm0,lisp_frame.savevsp(sp))) |
---|
191 | __(str(rzero,lisp_frame.savevsp(sp))) /* marker for stack overflow code */ |
---|
192 | __(add imm1,vsp,nargs) |
---|
193 | __(mr imm2,nargs) |
---|
194 | __(b local_label(_nthrowv_push_test)) |
---|
195 | local_label(_nthrowv_push_loop): |
---|
196 | __(ldru(temp1,-node_size(imm1))) |
---|
197 | __(push(temp1,imm0)) |
---|
198 | local_label(_nthrowv_push_test): |
---|
199 | __(cmpri(imm2,0)) |
---|
200 | __(subi imm2,imm2,fixnum_one) |
---|
201 | __(bne local_label(_nthrowv_push_loop)) |
---|
202 | __(mr vsp,imm0) |
---|
203 | __(restore_catch_nvrs(temp0)) |
---|
204 | |
---|
205 | local_label(_nthrowv_skip): |
---|
206 | __(la tsp,-(tsp_frame.fixed_overhead+fulltag_misc)(temp0)) |
---|
207 | __(unlink(tsp)) |
---|
208 | __(discard_lisp_frame()) |
---|
209 | __(b local_label(_nthrowv_nextframe)) |
---|
210 | local_label(_nthrowv_do_unwind): |
---|
211 | /* This is harder. Call the cleanup code with the multiple */ |
---|
212 | /* values (and nargs, which is a fixnum.) Remember the throw count */ |
---|
213 | /* (also a fixnum) as well. */ |
---|
214 | /* Save our caller's LR and FN in the csp frame created by the unwind- */ |
---|
215 | /* protect. (Clever, eh ?) */ |
---|
216 | __(ldr(first_nvr,catch_frame.xframe(temp0))) |
---|
217 | __(str(first_nvr,tcr.xframe(rcontext))) |
---|
218 | __(restore_catch_nvrs(temp0)) |
---|
219 | __(la tsp,-(tsp_frame.fixed_overhead+fulltag_misc)(temp0)) |
---|
220 | __(unlink(tsp)) |
---|
221 | __(ldr(loc_pc,lisp_frame.savelr(sp))) |
---|
222 | __(ldr(nfn,lisp_frame.savefn(sp))) |
---|
223 | __(mtctr loc_pc) /* cleanup code address. */ |
---|
224 | __(str(fn,lisp_frame.savefn(sp))) |
---|
225 | __(mflr loc_pc) |
---|
226 | __(mr fn,nfn) |
---|
227 | __(str(loc_pc,lisp_frame.savelr(sp))) |
---|
228 | __(dnode_align(imm0,nargs,tsp_frame.fixed_overhead+(2*node_size))) /* tsp overhead, nargs, throw count */ |
---|
229 | __(TSP_Alloc_Var_Boxed_nz(imm0,imm1)) |
---|
230 | __(mr imm2,nargs) |
---|
231 | __(add imm1,nargs,vsp) |
---|
232 | __(la imm0,tsp_frame.data_offset(tsp)) |
---|
233 | __(str(nargs,0(imm0))) |
---|
234 | __(b local_label(_nthrowv_tpushtest)) |
---|
235 | local_label(_nthrowv_tpushloop): |
---|
236 | __(ldru(temp0,-node_size(imm1))) |
---|
237 | __(stru(temp0,node_size(imm0))) |
---|
238 | __(subi imm2,imm2,fixnum_one) |
---|
239 | local_label(_nthrowv_tpushtest): |
---|
240 | __(cmpri(imm2,0)) |
---|
241 | __(bne local_label(_nthrowv_tpushloop)) |
---|
242 | __(stru(imm4,node_size(imm0))) |
---|
243 | __(ldr(vsp,lisp_frame.savevsp(sp))) |
---|
244 | /* Interrupts should be disabled here (we're calling and returning */ |
---|
245 | /* from the cleanup form. Clear the tcr.unwinding flag, so that */ |
---|
246 | /* interrupts can be taken if they're enabled in the cleanup form. */ |
---|
247 | __(str(rzero,tcr.unwinding(rcontext))) |
---|
248 | __(bctrl) |
---|
249 | __(li imm1,1) |
---|
250 | __(la imm0,tsp_frame.data_offset(tsp)) |
---|
251 | __(str(imm1,tcr.unwinding(rcontext))) |
---|
252 | __(ldr(fn,lisp_frame.savefn(sp))) |
---|
253 | __(ldr(loc_pc,lisp_frame.savelr(sp))) |
---|
254 | __(discard_lisp_frame()) |
---|
255 | __(mtlr loc_pc) |
---|
256 | __(ldr(nargs,0(imm0))) |
---|
257 | __(mr imm2,nargs) |
---|
258 | __(b local_label(_nthrowv_tpoptest)) |
---|
259 | local_label(_nthrowv_tpoploop): |
---|
260 | __(ldru(temp0,node_size(imm0))) |
---|
261 | __(vpush(temp0)) |
---|
262 | __(subi imm2,imm2,fixnum_one) |
---|
263 | local_label(_nthrowv_tpoptest): |
---|
264 | __(cmpri(imm2,0)) |
---|
265 | __(bne local_label(_nthrowv_tpoploop)) |
---|
266 | __(ldr(imm4,node_size(imm0))) |
---|
267 | __(unlink(tsp)) |
---|
268 | __(b local_label(_nthrowv_nextframe)) |
---|
269 | local_label(_nthrowv_done): |
---|
270 | __(str(rzero,tcr.unwinding(rcontext))) |
---|
271 | /* Poll for a deferred interrupt. That clobbers nargs (which we've */ |
---|
272 | /* just expended a lot of effort to preserve), so expend a little * |
---|
273 | /* more effort. */ |
---|
274 | __(mr imm4,nargs) |
---|
275 | __(check_pending_interrupt()) |
---|
276 | __(mr nargs,imm4) |
---|
277 | __(blr) |
---|
278 | |
---|
279 | /* This is a (slight) optimization. When running an unwind-protect, */ |
---|
280 | /* save the single value and the throw count in the tstack frame. */ |
---|
281 | /* Note that this takes a single value in arg_z. */ |
---|
282 | _spentry(nthrow1value) |
---|
283 | __(li imm1,1) |
---|
284 | __(mr imm4,imm0) |
---|
285 | __(str(imm1,tcr.unwinding(rcontext))) |
---|
286 | local_label(_nthrow1v_nextframe): |
---|
287 | __(subi imm4,imm4,fixnum_one) |
---|
288 | __(cmpri(cr1,imm4,0)) |
---|
289 | __(ldr(temp0,tcr.catch_top(rcontext))) |
---|
290 | __(ldr(imm1,tcr.db_link(rcontext))) |
---|
291 | __(set_nargs(1)) |
---|
292 | __(blt cr1,local_label(_nthrow1v_done)) |
---|
293 | __(ldr(imm3,catch_frame.link(temp0))) |
---|
294 | __(ldr(imm0,catch_frame.db_link(temp0))) |
---|
295 | __(cmpr(cr0,imm0,imm1)) |
---|
296 | __(str(imm3,tcr.catch_top(rcontext))) |
---|
297 | __(ldr(imm3,catch_frame.xframe(temp0))) |
---|
298 | __(ldr(temp1,catch_frame.catch_tag(temp0))) |
---|
299 | __(cmpri(cr7,temp1,unbound_marker)) /* unwind-protect ? */ |
---|
300 | __(str(imm3,tcr.xframe(rcontext))) |
---|
301 | __(ldr(sp,catch_frame.csp(temp0))) |
---|
302 | __(beq cr0,local_label(_nthrow1v_dont_unbind)) |
---|
303 | __(mflr loc_pc) |
---|
304 | __(bl _SPunbind_to) |
---|
305 | __(mtlr loc_pc) |
---|
306 | local_label(_nthrow1v_dont_unbind): |
---|
307 | __(beq cr7,local_label(_nthrow1v_do_unwind)) |
---|
308 | /* A catch frame. If the last one, restore context from there. */ |
---|
309 | __(bne cr1,local_label(_nthrow1v_skip)) |
---|
310 | __(ldr(vsp,lisp_frame.savevsp(sp))) |
---|
311 | __(restore_catch_nvrs(temp0)) |
---|
312 | local_label(_nthrow1v_skip): |
---|
313 | __(la tsp,-(tsp_frame.fixed_overhead+fulltag_misc)(temp0)) |
---|
314 | __(unlink(tsp)) |
---|
315 | __(discard_lisp_frame()) |
---|
316 | __(b local_label(_nthrow1v_nextframe)) |
---|
317 | local_label(_nthrow1v_do_unwind): |
---|
318 | /* This is harder, but not as hard (not as much BLTing) as the */ |
---|
319 | /* multiple-value case. */ |
---|
320 | /* Save our caller's LR and FN in the csp frame created by the unwind- */ |
---|
321 | /* protect. (Clever, eh ?) */ |
---|
322 | |
---|
323 | __(restore_catch_nvrs(temp0)) |
---|
324 | __(la tsp,-(tsp_frame.fixed_overhead+fulltag_misc)(temp0)) |
---|
325 | __(unlink(tsp)) |
---|
326 | __(ldr(loc_pc,lisp_frame.savelr(sp))) |
---|
327 | __(ldr(nfn,lisp_frame.savefn(sp))) |
---|
328 | __(mtctr loc_pc) /* cleanup code address. */ |
---|
329 | __(str(fn,lisp_frame.savefn(sp))) |
---|
330 | __(mflr loc_pc) |
---|
331 | __(mr fn,nfn) |
---|
332 | __(str(loc_pc,lisp_frame.savelr(sp))) |
---|
333 | __(TSP_Alloc_Fixed_Boxed(2*node_size)) /* tsp overhead, value, throw count */ |
---|
334 | __(str(arg_z,tsp_frame.data_offset(tsp))) |
---|
335 | __(str(imm4,tsp_frame.data_offset+node_size(tsp))) |
---|
336 | __(ldr(vsp,lisp_frame.savevsp(sp))) |
---|
337 | __(str(rzero,tcr.unwinding(rcontext))) |
---|
338 | __(bctrl) |
---|
339 | __(li imm1,1) |
---|
340 | __(ldr(arg_z,tsp_frame.data_offset(tsp))) |
---|
341 | __(str(imm1,tcr.unwinding(rcontext))) |
---|
342 | __(ldr(imm4,tsp_frame.data_offset+node_size(tsp))) |
---|
343 | __(ldr(fn,lisp_frame.savefn(sp))) |
---|
344 | __(ldr(loc_pc,lisp_frame.savelr(sp))) |
---|
345 | __(discard_lisp_frame()) |
---|
346 | __(mtlr loc_pc) |
---|
347 | __(unlink(tsp)) |
---|
348 | __(b local_label(_nthrow1v_nextframe)) |
---|
349 | local_label(_nthrow1v_done): |
---|
350 | __(str(rzero,tcr.unwinding(rcontext))) |
---|
351 | /* nargs has an undefined value here, so we can clobber it while */ |
---|
352 | /* polling for a deferred interrupt */ |
---|
353 | __(check_pending_interrupt()) |
---|
354 | __(blr) |
---|
355 | |
---|
356 | /* This never affects the symbol's vcell */ |
---|
357 | /* Non-null symbol in arg_y, new value in arg_z */ |
---|
358 | _spentry(bind) |
---|
359 | __(ldr(imm3,symbol.binding_index(arg_y))) |
---|
360 | __(ldr(imm0,tcr.tlb_limit(rcontext))) |
---|
361 | __(cmpri(imm3,0)) |
---|
362 | __(trlle(imm0,imm3)) /* tlb too small */ |
---|
363 | __(ldr(imm2,tcr.tlb_pointer(rcontext))) |
---|
364 | __(ldr(imm1,tcr.db_link(rcontext))) |
---|
365 | __(ldrx(temp1,imm2,imm3)) |
---|
366 | __(beq 9f) |
---|
367 | __(vpush(temp1)) |
---|
368 | __(vpush(imm3)) |
---|
369 | __(vpush(imm1)) |
---|
370 | __(strx(arg_z,imm2,imm3)) |
---|
371 | __(str(vsp,tcr.db_link(rcontext))) |
---|
372 | __(blr) |
---|
373 | 9: |
---|
374 | __(mr arg_z,arg_y) |
---|
375 | __(lwi(arg_y,XSYMNOBIND)) |
---|
376 | __(set_nargs(2)) |
---|
377 | __(b _SPksignalerr) |
---|
378 | |
---|
379 | /* arg_z = symbol: bind it to its current value */ |
---|
380 | _spentry(bind_self) |
---|
381 | __(ldr(imm3,symbol.binding_index(arg_z))) |
---|
382 | __(ldr(imm0,tcr.tlb_limit(rcontext))) |
---|
383 | __(cmpri(imm3,0)) |
---|
384 | __(trlle(imm0,imm3)) /* tlb too small */ |
---|
385 | __(ldr(imm2,tcr.tlb_pointer(rcontext))) |
---|
386 | __(ldr(imm1,tcr.db_link(rcontext))) |
---|
387 | __(ldrx(temp1,imm2,imm3)) |
---|
388 | __(cmpri(cr1,temp1,no_thread_local_binding_marker)) |
---|
389 | __(beq 9f) |
---|
390 | __(mr temp0,temp1) |
---|
391 | __(bne cr1,1f) |
---|
392 | __(ldr(temp0,symbol.vcell(arg_z))) |
---|
393 | 1: |
---|
394 | __(vpush(temp1)) |
---|
395 | __(vpush(imm3)) |
---|
396 | __(vpush(imm1)) |
---|
397 | __(strx(temp0,imm2,imm3)) |
---|
398 | __(str(vsp,tcr.db_link(rcontext))) |
---|
399 | __(blr) |
---|
400 | 9: __(lwi(arg_y,XSYMNOBIND)) |
---|
401 | __(set_nargs(2)) |
---|
402 | __(b _SPksignalerr) |
---|
403 | |
---|
404 | /* Bind symbol in arg_z to NIL */ |
---|
405 | _spentry(bind_nil) |
---|
406 | __(ldr(imm3,symbol.binding_index(arg_z))) |
---|
407 | __(ldr(imm0,tcr.tlb_limit(rcontext))) |
---|
408 | __(cmpri(imm3,0)) |
---|
409 | __(beq- 9f) |
---|
410 | __(trlle(imm0,imm3)) /* tlb too small */ |
---|
411 | __(ldr(imm2,tcr.tlb_pointer(rcontext))) |
---|
412 | __(ldrx(temp1,imm2,imm3)) |
---|
413 | __(ldr(imm1,tcr.db_link(rcontext))) |
---|
414 | __(li imm0,nil_value) |
---|
415 | __(vpush(temp1)) |
---|
416 | __(vpush(imm3)) |
---|
417 | __(vpush(imm1)) |
---|
418 | __(strx(imm0,imm2,imm3)) |
---|
419 | __(str(vsp,tcr.db_link(rcontext))) |
---|
420 | __(blr) |
---|
421 | 9: __(lwi(arg_y,XSYMNOBIND)) |
---|
422 | __(set_nargs(2)) |
---|
423 | __(b _SPksignalerr) |
---|
424 | |
---|
425 | |
---|
426 | /* Bind symbol in arg_z to its current value; trap if symbol is unbound */ |
---|
427 | _spentry(bind_self_boundp_check) |
---|
428 | __(ldr(imm3,symbol.binding_index(arg_z))) |
---|
429 | __(ldr(imm0,tcr.tlb_limit(rcontext))) |
---|
430 | __(cmpri(imm3,0)) |
---|
431 | __(trlle(imm0,imm3)) /* tlb too small */ |
---|
432 | __(ldr(imm2,tcr.tlb_pointer(rcontext))) |
---|
433 | __(ldrx(temp1,imm2,imm3)) |
---|
434 | __(ldr(imm1,tcr.db_link(rcontext))) |
---|
435 | __(beq 9f) /* no real tlb index */ |
---|
436 | __(cmpri(temp1,no_thread_local_binding_marker)) |
---|
437 | __(mr temp0,temp1) |
---|
438 | __(bne 1f) |
---|
439 | __(ldr(temp0,symbol.vcell(arg_z))) |
---|
440 | 1: __(treqi(temp0,unbound_marker)) |
---|
441 | __(vpush(temp1)) |
---|
442 | __(vpush(imm3)) |
---|
443 | __(vpush(imm1)) |
---|
444 | __(strx(temp0,imm2,imm3)) |
---|
445 | __(str(vsp,tcr.db_link(rcontext))) |
---|
446 | __(blr) |
---|
447 | 9: __(lwi(arg_y,XSYMNOBIND)) |
---|
448 | __(set_nargs(2)) |
---|
449 | __(b _SPksignalerr) |
---|
450 | |
---|
451 | |
---|
452 | /* The function pc_luser_xp() - which is used to ensure that suspended threads */ |
---|
453 | /* are suspended in a GC-safe way - has to treat these subprims (which */ |
---|
454 | /* implement the EGC write-barrier) specially. Specifically, a store that */ |
---|
455 | /* might introduce an intergenerational reference (a young pointer stored */ |
---|
456 | /* in an old object) has to "memoize" that reference by setting a bit in */ |
---|
457 | /* the global "refbits" bitmap. */ |
---|
458 | /* This has to happen atomically, and has to happen atomically wrt GC. */ |
---|
459 | /* Note that updating a word in a bitmap is itself not atomic, unless we use */ |
---|
460 | /* interlocked loads and stores. */ |
---|
461 | |
---|
462 | |
---|
463 | /* For RPLACA and RPLACD, things are fairly simple: regardless of where we */ |
---|
464 | /* are in the function, we can do the store (even if it's already been done) */ |
---|
465 | /* and calculate whether or not we need to set the bit out-of-line. (Actually */ |
---|
466 | /* setting the bit needs to be done atomically, unless we're sure that other */ |
---|
467 | /* threads are suspended.) */ |
---|
468 | /* We can unconditionally set the suspended thread's PC to its LR. */ |
---|
469 | |
---|
470 | .globl C(egc_write_barrier_start) |
---|
471 | _spentry(rplaca) |
---|
472 | C(egc_write_barrier_start): |
---|
473 | __(cmplr(cr2,arg_z,arg_y)) |
---|
474 | __(_rplaca(arg_y,arg_z)) |
---|
475 | __(blelr cr2) |
---|
476 | __(ref_global(imm2,heap_start)) |
---|
477 | __(sub imm0,arg_y,imm2) |
---|
478 | __(load_highbit(imm3)) |
---|
479 | __(srri(imm0,imm0,dnode_shift)) |
---|
480 | __(ref_global(imm1,oldspace_dnode_count)) |
---|
481 | __(extract_bit_shift_count(imm4,imm0)) |
---|
482 | __(cmplr(imm0,imm1)) |
---|
483 | __(srr(imm3,imm3,imm4)) |
---|
484 | __(srri(imm0,imm0,bitmap_shift)) |
---|
485 | __(ref_global(imm2,refbits)) |
---|
486 | __(bgelr) |
---|
487 | __(slri(imm0,imm0,word_shift)) |
---|
488 | __(ldrx(imm1,imm2,imm0)) |
---|
489 | __(and. imm1,imm1,imm3) |
---|
490 | __(bnelr) |
---|
491 | 1: __(lrarx(imm1,imm2,imm0)) |
---|
492 | __(or imm1,imm1,imm3) |
---|
493 | __(strcx(imm1,imm2,imm0)) |
---|
494 | __(bne- 1b) |
---|
495 | __(isync) |
---|
496 | __(blr) |
---|
497 | |
---|
498 | .globl C(egc_rplacd) |
---|
499 | _spentry(rplacd) |
---|
500 | C(egc_rplacd): |
---|
501 | __(cmplr(cr2,arg_z,arg_y)) |
---|
502 | __(_rplacd(arg_y,arg_z)) |
---|
503 | __(blelr cr2) |
---|
504 | __(ref_global(imm2,heap_start)) |
---|
505 | __(sub imm0,arg_y,imm2) |
---|
506 | __(load_highbit(imm3)) |
---|
507 | __(srri(imm0,imm0,dnode_shift)) |
---|
508 | __(ref_global(imm1,oldspace_dnode_count)) |
---|
509 | __(extract_bit_shift_count(imm4,imm0)) |
---|
510 | __(cmplr(imm0,imm1)) |
---|
511 | __(srr(imm3,imm3,imm4)) |
---|
512 | __(srri(imm0,imm0,bitmap_shift)) |
---|
513 | __(ref_global(imm2,refbits)) |
---|
514 | __(bgelr) |
---|
515 | __(slri(imm0,imm0,word_shift)) |
---|
516 | __(ldrx(imm1,imm2,imm0)) |
---|
517 | __(and. imm1,imm1,imm3) |
---|
518 | __(bnelr) |
---|
519 | 1: __(lrarx(imm1,imm2,imm0)) |
---|
520 | __(or imm1,imm1,imm3) |
---|
521 | __(strcx(imm1,imm2,imm0)) |
---|
522 | __(bne- 1b) |
---|
523 | __(isync) |
---|
524 | __(blr) |
---|
525 | |
---|
526 | /* Storing into a gvector can be handled the same way as storing into a CONS. */ |
---|
527 | |
---|
528 | .globl C(egc_gvset) |
---|
529 | _spentry(gvset) |
---|
530 | C(egc_gvset): |
---|
531 | __(cmplr(cr2,arg_z,arg_x)) |
---|
532 | __(la imm0,misc_data_offset(arg_y)) |
---|
533 | __(strx(arg_z,arg_x,imm0)) |
---|
534 | __(blelr cr2) |
---|
535 | __(add imm0,imm0,arg_x) |
---|
536 | __(ref_global(imm2,heap_start)) |
---|
537 | __(load_highbit(imm3)) |
---|
538 | __(ref_global(imm1,oldspace_dnode_count)) |
---|
539 | __(sub imm0,imm0,imm2) |
---|
540 | __(srri(imm0,imm0,dnode_shift)) |
---|
541 | __(cmplr(imm0,imm1)) |
---|
542 | __(extract_bit_shift_count(imm4,imm0)) |
---|
543 | __(srri(imm0,imm0,bitmap_shift)) |
---|
544 | __(srr(imm3,imm3,imm4)) |
---|
545 | __(ref_global(imm2,refbits)) |
---|
546 | __(bgelr) |
---|
547 | __(slri(imm0,imm0,word_shift)) |
---|
548 | __(ldrx(imm1,imm2,imm0)) |
---|
549 | __(and. imm1,imm1,imm3) |
---|
550 | __(bnelr) |
---|
551 | 1: __(lrarx(imm1,imm2,imm0)) |
---|
552 | __(or imm1,imm1,imm3) |
---|
553 | __(strcx(imm1,imm2,imm0)) |
---|
554 | __(bne- 1b) |
---|
555 | __(isync) |
---|
556 | __(blr) |
---|
557 | |
---|
558 | /* This is a special case of storing into a gvector: if we need to memoize */ |
---|
559 | /* the store, record the address of the hash-table vector in the refmap, */ |
---|
560 | /* as well. */ |
---|
561 | .globl C(egc_set_hash_key) |
---|
562 | _spentry(set_hash_key) |
---|
563 | C(egc_set_hash_key): |
---|
564 | __(cmplr(cr2,arg_z,arg_x)) |
---|
565 | __(la imm0,misc_data_offset(arg_y)) |
---|
566 | __(strx(arg_z,arg_x,imm0)) |
---|
567 | __(blelr cr2) |
---|
568 | __(add imm0,imm0,arg_x) |
---|
569 | __(ref_global(imm2,heap_start)) |
---|
570 | __(load_highbit(imm3)) |
---|
571 | __(ref_global(imm1,oldspace_dnode_count)) |
---|
572 | __(sub imm0,imm0,imm2) |
---|
573 | __(srri(imm0,imm0,dnode_shift)) |
---|
574 | __(cmplr(imm0,imm1)) |
---|
575 | __(extract_bit_shift_count(imm4,imm0)) |
---|
576 | __(srri(imm0,imm0,bitmap_shift)) |
---|
577 | __(srr(imm3,imm3,imm4)) |
---|
578 | __(ref_global(imm2,refbits)) |
---|
579 | __(bgelr) |
---|
580 | __(slri(imm0,imm0,word_shift)) |
---|
581 | __(ldrx(imm1,imm2,imm0)) |
---|
582 | __(and. imm1,imm1,imm3) |
---|
583 | __(bne 2f) |
---|
584 | 1: __(lrarx(imm1,imm2,imm0)) |
---|
585 | __(or imm1,imm1,imm3) |
---|
586 | __(strcx(imm1,imm2,imm0)) |
---|
587 | __(bne- 1b) |
---|
588 | __(isync) |
---|
589 | 2: |
---|
590 | __(ref_global(imm1,heap_start)) |
---|
591 | __(sub imm0,arg_x,imm1) |
---|
592 | __(srri(imm0,imm0,dnode_shift)) |
---|
593 | __(load_highbit(imm3)) |
---|
594 | __(extract_bit_shift_count(imm4,imm0)) |
---|
595 | __(srri(imm0,imm0,bitmap_shift)) |
---|
596 | __(srr(imm3,imm3,imm4)) |
---|
597 | __(slri(imm0,imm0,word_shift)) |
---|
598 | __(ldrx(imm1,imm2,imm0)) |
---|
599 | __(and. imm1,imm1,imm3) |
---|
600 | __(bnelr) |
---|
601 | 3: __(lrarx(imm1,imm2,imm0)) |
---|
602 | __(or imm1,imm1,imm3) |
---|
603 | __(strcx(imm1,imm2,imm0)) |
---|
604 | __(bne- 3b) |
---|
605 | __(isync) |
---|
606 | __(blr) |
---|
607 | |
---|
608 | /* |
---|
609 | Interrupt handling (in pc_luser_xp()) notes: |
---|
610 | If we are in this function and before the test which follows the |
---|
611 | conditional (at egc_store_node_conditional), or at that test |
---|
612 | and cr0[eq] is clear, pc_luser_xp() should just let this continue |
---|
613 | (we either haven't done the store conditional yet, or got a |
---|
614 | possibly transient failure.) If we're at that test and the |
---|
615 | cr0[EQ] bit is set, then the conditional store succeeded and |
---|
616 | we have to atomically memoize the possible intergenerational |
---|
617 | reference. Note that the local labels 4 and 5 are in the |
---|
618 | body of the next subprim (and at or beyond 'egc_write_barrier_end'). |
---|
619 | |
---|
620 | N.B: it's not possible to really understand what's going on just |
---|
621 | by the state of the cr0[eq] bit. A transient failure in the |
---|
622 | conditional stores that handle memoization might clear cr0[eq] |
---|
623 | without having completed the memoization. |
---|
624 | */ |
---|
625 | |
---|
626 | .globl C(egc_store_node_conditional) |
---|
627 | .globl C(egc_write_barrier_end) |
---|
628 | _spentry(store_node_conditional) |
---|
629 | C(egc_store_node_conditional): |
---|
630 | __(cmplr(cr2,arg_z,arg_x)) |
---|
631 | __(vpop(temp0)) |
---|
632 | __(unbox_fixnum(imm4,temp0)) |
---|
633 | 1: __(lrarx(temp1,arg_x,imm4)) |
---|
634 | __(cmpr(cr1,temp1,arg_y)) |
---|
635 | __(bne cr1,5f) |
---|
636 | __(strcx(arg_z,arg_x,imm4)) |
---|
637 | .globl C(egc_store_node_conditional_test) |
---|
638 | C(egc_store_node_conditional_test): |
---|
639 | __(bne 1b) |
---|
640 | __(isync) |
---|
641 | __(add imm0,imm4,arg_x) |
---|
642 | __(ref_global(imm2,heap_start)) |
---|
643 | __(ref_global(imm1,oldspace_dnode_count)) |
---|
644 | __(sub imm0,imm0,imm2) |
---|
645 | __(load_highbit(imm3)) |
---|
646 | __(srri(imm0,imm0,dnode_shift)) |
---|
647 | __(cmplr(imm0,imm1)) |
---|
648 | __(extract_bit_shift_count(imm2,imm0)) |
---|
649 | __(srri(imm0,imm0,bitmap_shift)) |
---|
650 | __(srr(imm3,imm3,imm2)) |
---|
651 | __(ref_global(imm2,refbits)) |
---|
652 | __(bge 4f) |
---|
653 | __(slri(imm0,imm0,word_shift)) |
---|
654 | 2: __(lrarx(imm1,imm2,imm0)) |
---|
655 | __(or imm1,imm1,imm3) |
---|
656 | __(strcx( imm1,imm2,imm0)) |
---|
657 | __(bne- 2b) |
---|
658 | __(isync) |
---|
659 | __(b 4f) |
---|
660 | |
---|
661 | /* arg_z = new value, arg_y = expected old value, arg_x = hash-vector, |
---|
662 | vsp[0] = (boxed) byte-offset |
---|
663 | Interrupt-related issues are as in store_node_conditional, but |
---|
664 | we have to do more work to actually do the memoization.*/ |
---|
665 | _spentry(set_hash_key_conditional) |
---|
666 | .globl C(egc_set_hash_key_conditional) |
---|
667 | C(egc_set_hash_key_conditional): |
---|
668 | __(cmplr(cr2,arg_z,arg_x)) |
---|
669 | __(vpop(imm4)) |
---|
670 | __(unbox_fixnum(imm4,imm4)) |
---|
671 | 1: __(lrarx(temp1,arg_x,imm4)) |
---|
672 | __(cmpr(cr1,temp1,arg_y)) |
---|
673 | __(bne cr1,5f) |
---|
674 | __(strcx(arg_z,arg_x,imm4)) |
---|
675 | .globl C(egc_set_hash_key_conditional_test) |
---|
676 | C(egc_set_hash_key_conditional_test): |
---|
677 | __(bne 1b) |
---|
678 | __(isync) |
---|
679 | __(add imm0,imm4,arg_x) |
---|
680 | __(ref_global(imm2,heap_start)) |
---|
681 | __(ref_global(imm1,oldspace_dnode_count)) |
---|
682 | __(sub imm0,imm0,imm2) |
---|
683 | __(load_highbit(imm3)) |
---|
684 | __(srri(imm0,imm0,dnode_shift)) |
---|
685 | __(cmplr(imm0,imm1)) |
---|
686 | __(extract_bit_shift_count(imm2,imm0)) |
---|
687 | __(srri(imm0,imm0,bitmap_shift)) |
---|
688 | __(srr(imm3,imm3,imm2)) |
---|
689 | __(ref_global(imm2,refbits)) |
---|
690 | __(bge 4f) |
---|
691 | __(slri(imm0,imm0,word_shift)) |
---|
692 | 2: __(lrarx(imm1,imm2,imm0)) |
---|
693 | __(or imm1,imm1,imm3) |
---|
694 | __(strcx(imm1,imm2,imm0)) |
---|
695 | __(bne- 2b) |
---|
696 | __(isync) |
---|
697 | /* Memoize hash table header */ |
---|
698 | __(ref_global(imm1,heap_start)) |
---|
699 | __(sub imm0,arg_x,imm1) |
---|
700 | __(srri(imm0,imm0,dnode_shift)) |
---|
701 | __(load_highbit(imm3)) |
---|
702 | __(extract_bit_shift_count(imm4,imm0)) |
---|
703 | __(srri(imm0,imm0,bitmap_shift)) |
---|
704 | __(srr(imm3,imm3,imm4)) |
---|
705 | __(slri(imm0,imm0,word_shift)) |
---|
706 | __(ldrx(imm1,imm2,imm0)) |
---|
707 | __(and. imm1,imm1,imm3) |
---|
708 | __(bne 4f) |
---|
709 | 3: __(lrarx(imm1,imm2,imm0)) |
---|
710 | __(or imm1,imm1,imm3) |
---|
711 | __(strcx(imm1,imm2,imm0)) |
---|
712 | __(bne- 3b) |
---|
713 | __(isync) |
---|
714 | C(egc_write_barrier_end): |
---|
715 | 4: __(li arg_z,t_value) |
---|
716 | __(blr) |
---|
717 | 5: __(li imm0,RESERVATION_DISCHARGE) |
---|
718 | __(strcx(rzero,0,imm0)) |
---|
719 | __(li arg_z,nil_value) |
---|
720 | __(blr) |
---|
721 | |
---|
722 | |
---|
723 | |
---|
724 | _spentry(conslist) |
---|
725 | __(li arg_z,nil_value) |
---|
726 | __(cmpri(nargs,0)) |
---|
727 | __(b 2f) |
---|
728 | 1: |
---|
729 | __(ldr(temp0,0(vsp))) |
---|
730 | __(cmpri(nargs,fixnum_one)) |
---|
731 | __(la vsp,node_size(vsp)) |
---|
732 | __(Cons(arg_z,temp0,arg_z)) |
---|
733 | __(subi nargs,nargs,fixnum_one) |
---|
734 | 2: |
---|
735 | __(bne 1b) |
---|
736 | __(blr) |
---|
737 | |
---|
738 | /* do list*: last arg in arg_z, all others vpushed, nargs set to #args vpushed. */ |
---|
739 | /* Cons, one cons cell at at time. Maybe optimize this later. */ |
---|
740 | _spentry(conslist_star) |
---|
741 | __(cmpri(nargs,0)) |
---|
742 | __(b 2f) |
---|
743 | 1: |
---|
744 | __(ldr(temp0,0(vsp))) |
---|
745 | __(cmpri(nargs,fixnum_one)) |
---|
746 | __(la vsp,node_size(vsp)) |
---|
747 | __(Cons(arg_z,temp0,arg_z)) |
---|
748 | __(subi nargs,nargs,fixnum_one) |
---|
749 | 2: |
---|
750 | __(bne 1b) |
---|
751 | __(blr) |
---|
752 | |
---|
753 | /* We always have to create a tsp frame (even if nargs is 0), so the compiler */ |
---|
754 | /* doesn't get confused. */ |
---|
755 | _spentry(stkconslist) |
---|
756 | __(li arg_z,nil_value) |
---|
757 | __(cmpri(cr1,nargs,0)) |
---|
758 | __(add imm1,nargs,nargs) |
---|
759 | __(addi imm1,imm1,tsp_frame.fixed_overhead) |
---|
760 | __(TSP_Alloc_Var_Boxed(imm1,imm2)) |
---|
761 | __(la imm1,tsp_frame.data_offset+fulltag_cons(tsp)) |
---|
762 | __(b 2f) |
---|
763 | 1: __(ldr(temp0,0(vsp))) |
---|
764 | __(cmpri(cr1,nargs,fixnum_one)) |
---|
765 | __(la vsp,node_size(vsp)) |
---|
766 | __(_rplaca(imm1,temp0)) |
---|
767 | __(_rplacd(imm1,arg_z)) |
---|
768 | __(mr arg_z,imm1) |
---|
769 | __(la imm1,cons.size(imm1)) |
---|
770 | __(la nargs,-fixnum_one(nargs)) |
---|
771 | 2: |
---|
772 | __(bne cr1,1b) |
---|
773 | __(blr) |
---|
774 | |
---|
775 | /* do list*: last arg in arg_z, all others vpushed, */ |
---|
776 | /* nargs set to #args vpushed. */ |
---|
777 | _spentry(stkconslist_star) |
---|
778 | __(cmpri(cr1,nargs,0)) |
---|
779 | __(add imm1,nargs,nargs) |
---|
780 | __(addi imm1,imm1,tsp_frame.fixed_overhead) |
---|
781 | __(TSP_Alloc_Var_Boxed(imm1,imm2)) |
---|
782 | __(la imm1,tsp_frame.data_offset+fulltag_cons(tsp)) |
---|
783 | __(b 2f) |
---|
784 | 1: __(ldr(temp0,0(vsp))) |
---|
785 | __(cmpri(cr1,nargs,fixnum_one)) |
---|
786 | __(la vsp,node_size(vsp)) |
---|
787 | __(_rplaca(imm1,temp0)) |
---|
788 | __(_rplacd(imm1,arg_z)) |
---|
789 | __(mr arg_z,imm1) |
---|
790 | __(la imm1,cons.size(imm1)) |
---|
791 | __(la nargs,-fixnum_one(nargs)) |
---|
792 | 2: |
---|
793 | __(bne cr1,1b) |
---|
794 | __(blr) |
---|
795 | |
---|
796 | |
---|
797 | /* Make a stack-consed simple-vector out of the NARGS objects */ |
---|
798 | /* on top of the vstack; return it in arg_z. */ |
---|
799 | _spentry(mkstackv) |
---|
800 | __(cmpri(cr1,nargs,0)) |
---|
801 | __(dnode_align(imm1,nargs,tsp_frame.fixed_overhead+node_size)) |
---|
802 | __(TSP_Alloc_Var_Boxed_nz(imm1,imm2)) |
---|
803 | __(slwi imm0,nargs,num_subtag_bits-fixnumshift) |
---|
804 | __(ori imm0,imm0,subtag_simple_vector) |
---|
805 | __(str(imm0,tsp_frame.data_offset(tsp))) |
---|
806 | __(la arg_z,tsp_frame.data_offset+fulltag_misc(tsp)) |
---|
807 | __(beq- cr1,2f) |
---|
808 | __(la imm0,misc_data_offset(arg_z)) |
---|
809 | __(add imm1,imm0,nargs) |
---|
810 | 1: |
---|
811 | __(la nargs,-node_size(nargs)) |
---|
812 | __(cmpri(cr1,nargs,0)) |
---|
813 | __(ldr(temp1,0(vsp))) |
---|
814 | __(la vsp,node_size(vsp)) |
---|
815 | __(stru(temp1,-node_size(imm1))) |
---|
816 | __(bne cr1,1b) |
---|
817 | 2: |
---|
818 | __(blr) |
---|
819 | |
---|
820 | |
---|
821 | |
---|
822 | |
---|
823 | _spentry(setqsym) |
---|
824 | __(ldr(imm0,symbol.flags(arg_y))) |
---|
825 | __(andi. imm0,imm0,sym_vbit_const_mask) |
---|
826 | __(beq _SPspecset) |
---|
827 | __(mr arg_z,arg_y) |
---|
828 | __(lwi(arg_y,XCONST)) |
---|
829 | __(set_nargs(2)) |
---|
830 | __(b _SPksignalerr) |
---|
831 | |
---|
832 | |
---|
833 | |
---|
834 | _spentry(progvsave) |
---|
835 | /* Error if arg_z isn't a proper list. That's unlikely, */ |
---|
836 | /* but it's better to check now than to crash later. */ |
---|
837 | |
---|
838 | __(cmpri(arg_z,nil_value)) |
---|
839 | __(mr arg_x,arg_z) /* fast */ |
---|
840 | __(mr temp1,arg_z) /* slow */ |
---|
841 | __(beq 9f) /* Null list is proper */ |
---|
842 | 0: |
---|
843 | __(trap_unless_list(arg_x,imm0)) |
---|
844 | __(_cdr(temp2,arg_x)) /* (null (cdr fast)) ? */ |
---|
845 | __(cmpri(cr3,temp2,nil_value)) |
---|
846 | __(trap_unless_list(temp2,imm0,cr0)) |
---|
847 | __(_cdr(arg_x,temp2)) |
---|
848 | __(beq cr3,9f) |
---|
849 | __(_cdr(temp1,temp1)) |
---|
850 | __(cmpr(arg_x,temp1)) |
---|
851 | __(bne 0b) |
---|
852 | __(lwi(arg_y,XIMPROPERLIST)) |
---|
853 | __(set_nargs(2)) |
---|
854 | __(b _SPksignalerr) |
---|
855 | 9: /* Whew */ |
---|
856 | |
---|
857 | /* Next, determine the length of arg_y. We */ |
---|
858 | /* know that it's a proper list. */ |
---|
859 | __(li imm0,-node_size) |
---|
860 | __(mr arg_x,arg_y) |
---|
861 | 1: |
---|
862 | __(cmpri(cr0,arg_x,nil_value)) |
---|
863 | __(la imm0,node_size(imm0)) |
---|
864 | __(_cdr(arg_x,arg_x)) |
---|
865 | __(bne 1b) |
---|
866 | /* imm0 is now (boxed) triplet count. */ |
---|
867 | /* Determine word count, add 1 (to align), and make room. */ |
---|
868 | /* if count is 0, make an empty tsp frame and exit */ |
---|
869 | __(cmpri(cr0,imm0,0)) |
---|
870 | __(add imm1,imm0,imm0) |
---|
871 | __(add imm1,imm1,imm0) |
---|
872 | __(dnode_align(imm1,imm1,node_size)) |
---|
873 | __(bne+ cr0,2f) |
---|
874 | __(TSP_Alloc_Fixed_Boxed(2*node_size)) |
---|
875 | __(blr) |
---|
876 | 2: |
---|
877 | __(la imm1,tsp_frame.fixed_overhead(imm1)) /* tsp header */ |
---|
878 | __(TSP_Alloc_Var_Boxed_nz(imm1,imm2)) |
---|
879 | __(str(imm0,tsp_frame.data_offset(tsp))) |
---|
880 | __(ldr(imm2,tsp_frame.backlink(tsp))) |
---|
881 | __(mr arg_x,arg_y) |
---|
882 | __(ldr(imm1,tcr.db_link(rcontext))) |
---|
883 | __(ldr(imm3,tcr.tlb_limit(rcontext))) |
---|
884 | 3: |
---|
885 | __(cmpri(cr1,arg_z,nil_value)) |
---|
886 | __(_car(temp0,arg_x)) |
---|
887 | __(ldr(imm0,symbol.binding_index(temp0))) |
---|
888 | __(_cdr(arg_x,arg_x)) |
---|
889 | __(trlle(imm3,imm0)) |
---|
890 | __(ldr(imm4,tcr.tlb_pointer(rcontext))) /* Need to reload after trap */ |
---|
891 | __(ldrx(temp3,imm4,imm0)) |
---|
892 | __(cmpri(cr0,arg_x,nil_value)) |
---|
893 | __(li temp2,unbound_marker) |
---|
894 | __(beq cr1,4f) |
---|
895 | __(_car(temp2,arg_z)) |
---|
896 | __(_cdr(arg_z,arg_z)) |
---|
897 | 4: __(push(temp3,imm2)) |
---|
898 | __(push(imm0,imm2)) |
---|
899 | __(push(imm1,imm2)) |
---|
900 | __(strx(temp2,imm4,imm0)) |
---|
901 | __(mr imm1,imm2) |
---|
902 | __(bne cr0,3b) |
---|
903 | __(str(imm2,tcr.db_link(rcontext))) |
---|
904 | __(blr) |
---|
905 | |
---|
906 | |
---|
907 | /* Allocate a miscobj on the temp stack. (Push a frame on the tsp and */ |
---|
908 | /* heap-cons the object if there's no room on the tstack.) */ |
---|
909 | _spentry(stack_misc_alloc) |
---|
910 | __ifdef([PPC64]) |
---|
911 | __(extract_unsigned_byte_bits_(imm2,arg_y,56)) |
---|
912 | __(unbox_fixnum(imm0,arg_z)) |
---|
913 | __(clrldi imm2,imm0,64-nlowtagbits) |
---|
914 | __(extract_fulltag(imm1,imm0)) |
---|
915 | __(bne cr0,9f) |
---|
916 | __(cmpdi cr2,imm2,lowtag_nodeheader) |
---|
917 | __(cmpdi cr4,imm1,ivector_class_8_bit) |
---|
918 | __(cmpdi cr1,imm1,ivector_class_64_bit) |
---|
919 | __(cmpdi cr3,imm1,ivector_class_32_bit) |
---|
920 | __(cmpdi cr5,imm1,ivector_class_other_bit) |
---|
921 | __(sldi imm1,arg_y,num_subtag_bits-fixnumshift) |
---|
922 | __(mr imm2,arg_y) |
---|
923 | __(beq cr2,3f) |
---|
924 | __(cmpdi cr2,imm0,subtag_bit_vector) |
---|
925 | __(beq cr1,3f) |
---|
926 | __(beq cr3,1f) |
---|
927 | __(beq cr4,2f) |
---|
928 | __(beq cr2,0f) |
---|
929 | /* 2 bytes per element */ |
---|
930 | __(srdi imm2,imm2,2) |
---|
931 | __(b 3f) |
---|
932 | 0: /* bit-vector case */ |
---|
933 | __(addi imm2,imm2,7<<fixnumshift) |
---|
934 | __(srdi imm2,imm2,3+fixnumshift) |
---|
935 | __(b 3f) |
---|
936 | /* 4 bytes per element */ |
---|
937 | 1: __(srdi imm2,imm2,1) |
---|
938 | __(b 3f) |
---|
939 | 2: /* 1 byte per element */ |
---|
940 | __(srdi imm2,imm2,3) |
---|
941 | 3: /* 8 bytes per element */ |
---|
942 | __(or imm0,imm1,imm0) /* imm0 = header, imm2 = byte count */ |
---|
943 | __(dnode_align(imm3,imm2,tsp_frame.fixed_overhead+node_size)) |
---|
944 | __(cmpldi cr0,imm3,tstack_alloc_limit) /* more than limit ? */ |
---|
945 | __(bgt- cr0,4f) |
---|
946 | __(TSP_Alloc_Var_Boxed_nz(imm3,imm4)) |
---|
947 | /* Slap the header on the vector, then return. */ |
---|
948 | __(str(imm0,tsp_frame.data_offset(tsp))) |
---|
949 | __(la arg_z,tsp_frame.data_offset+fulltag_misc(tsp)) |
---|
950 | __(blr) |
---|
951 | /* Too large to safely fit on tstack. Heap-cons the vector, but make */ |
---|
952 | /* sure that there's an empty tsp frame to keep the compiler happy. */ |
---|
953 | 4: __(TSP_Alloc_Fixed_Unboxed(0)) |
---|
954 | __(b _SPmisc_alloc) |
---|
955 | __else |
---|
956 | __(rlwinm. imm2,arg_y,32-fixnumshift,0,(8+fixnumshift)-1) |
---|
957 | __(unbox_fixnum(imm0,arg_z)) |
---|
958 | __(extract_fulltag(imm1,imm0)) |
---|
959 | __(bne- cr0,9f) |
---|
960 | __(cmpri(cr0,imm1,fulltag_nodeheader)) |
---|
961 | __(mr imm3,imm0) |
---|
962 | __(cmplri(cr1,imm0,max_32_bit_ivector_subtag)) |
---|
963 | __(rlwimi imm0,arg_y,num_subtag_bits-fixnum_shift,0,31-num_subtag_bits) /* imm0 now = header */ |
---|
964 | __(mr imm2,arg_y) |
---|
965 | __(beq cr0,1f) /* do probe if node object */ |
---|
966 | /* (fixnum element count = byte count). */ |
---|
967 | __(cmplri(cr0,imm3,max_16_bit_ivector_subtag)) |
---|
968 | __(bng cr1,1f) /* do probe if 32-bit imm object */ |
---|
969 | __(cmplri(cr1,imm3,max_8_bit_ivector_subtag)) |
---|
970 | __(srwi imm2,imm2,1) |
---|
971 | __(bgt cr0,3f) |
---|
972 | __(bgt cr1,1f) |
---|
973 | __(srwi imm2,imm2,1) |
---|
974 | /* imm2 now = byte count. Add 4 for header, 7 to align, then */ |
---|
975 | /* clear low three bits. */ |
---|
976 | 1: |
---|
977 | __(dnode_align(imm3,imm2,tsp_frame.fixed_overhead+node_size)) |
---|
978 | __(cmplri(cr0,imm3,tstack_alloc_limit)) /* more than limit ? */ |
---|
979 | __(bgt- cr0,0f) |
---|
980 | __(TSP_Alloc_Var_Boxed_nz(imm3,imm4)) |
---|
981 | |
---|
982 | /* Slap the header on the vector, then return. */ |
---|
983 | __(str(imm0,tsp_frame.data_offset(tsp))) |
---|
984 | __(la arg_z,tsp_frame.data_offset+fulltag_misc(tsp)) |
---|
985 | __(blr) |
---|
986 | 9: |
---|
987 | |
---|
988 | |
---|
989 | |
---|
990 | /* Too large to safely fit on tstack. Heap-cons the vector, but make */ |
---|
991 | /* sure that there's an empty tsp frame to keep the compiler happy. */ |
---|
992 | 0: |
---|
993 | __(TSP_Alloc_Fixed_Unboxed(0)) |
---|
994 | __(b _SPmisc_alloc) |
---|
995 | 3: |
---|
996 | __(cmplri(imm3,subtag_double_float_vector)) |
---|
997 | __(slwi imm2,arg_y,1) |
---|
998 | __(beq 1b) |
---|
999 | __(addi imm2,arg_y,7<<fixnumshift) |
---|
1000 | __(srwi imm2,imm2,fixnumshift+3) |
---|
1001 | __(b 1b) |
---|
1002 | __endif |
---|
1003 | |
---|
1004 | /* subtype (boxed, of course) is vpushed, followed by nargs bytes worth of */ |
---|
1005 | /* initial-contents. Note that this can be used to cons any type of initialized */ |
---|
1006 | /* node-header'ed misc object (symbols, closures, ...) as well as vector-like */ |
---|
1007 | /* objects. */ |
---|
1008 | /* Note that we're guaranteed to win (or force GC, or run out of memory) */ |
---|
1009 | /* because nargs < 32K. */ |
---|
1010 | _spentry(gvector) |
---|
1011 | __(subi nargs,nargs,node_size) |
---|
1012 | __(ldrx(arg_z,vsp,nargs)) |
---|
1013 | __(unbox_fixnum(imm0,arg_z)) |
---|
1014 | __ifdef([PPC64]) |
---|
1015 | __(sldi imm1,nargs,num_subtag_bits-fixnum_shift) |
---|
1016 | __(or imm0,imm0,imm1) |
---|
1017 | __else |
---|
1018 | __(rlwimi imm0,nargs,num_subtag_bits-fixnum_shift,0,31-num_subtag_bits) |
---|
1019 | __endif |
---|
1020 | __(dnode_align(imm1,nargs,node_size)) |
---|
1021 | __(Misc_Alloc(arg_z,imm0,imm1)) |
---|
1022 | __(mr imm1,nargs) |
---|
1023 | __(la imm2,misc_data_offset(imm1)) |
---|
1024 | __(b 2f) |
---|
1025 | 1: |
---|
1026 | __(strx(temp0,arg_z,imm2)) |
---|
1027 | 2: |
---|
1028 | __(subi imm1,imm1,node_size) |
---|
1029 | __(cmpri(cr0,imm1,0)) |
---|
1030 | __(subi imm2,imm2,node_size) |
---|
1031 | __(vpop(temp0)) /* Note the intentional fencepost: */ |
---|
1032 | /* discard the subtype as well. */ |
---|
1033 | __(bge cr0,1b) |
---|
1034 | __(blr) |
---|
1035 | |
---|
1036 | |
---|
1037 | /* funcall temp0, returning multiple values if it does. */ |
---|
1038 | _spentry(mvpass) |
---|
1039 | __(cmpri(cr0,nargs,node_size*nargregs)) |
---|
1040 | __(mflr loc_pc) |
---|
1041 | __(mr imm0,vsp) |
---|
1042 | __(ble+ cr0,1f) |
---|
1043 | __(subi imm0,imm0,node_size*nargregs) |
---|
1044 | __(add imm0,imm0,nargs) |
---|
1045 | 1: |
---|
1046 | __(build_lisp_frame(fn,loc_pc,imm0)) |
---|
1047 | __(ref_global(loc_pc,ret1val_addr)) |
---|
1048 | __(li fn,0) |
---|
1049 | __(mtlr loc_pc) |
---|
1050 | __(do_funcall()) |
---|
1051 | |
---|
1052 | /* ret1valn returns "1 multiple value" when a called function does not */ |
---|
1053 | /* return multiple values. Its presence on the stack (as a return address) */ |
---|
1054 | /* identifies the stack frame to code which returns multiple values. */ |
---|
1055 | |
---|
1056 | _exportfn(C(ret1valn)) |
---|
1057 | __(ldr(loc_pc,lisp_frame.savelr(sp))) |
---|
1058 | __(ldr(vsp,lisp_frame.savevsp(sp))) |
---|
1059 | __(mtlr loc_pc) |
---|
1060 | __(ldr(fn,lisp_frame.savefn(sp))) |
---|
1061 | __(discard_lisp_frame()) |
---|
1062 | __(vpush(arg_z)) |
---|
1063 | __(set_nargs(1)) |
---|
1064 | __(blr) |
---|
1065 | |
---|
1066 | _spentry(fitvals) |
---|
1067 | __(subf. imm0,nargs,imm0) |
---|
1068 | __(li imm1,nil_value) |
---|
1069 | __(bge 2f) |
---|
1070 | __(sub vsp,vsp,imm0) |
---|
1071 | __(blr) |
---|
1072 | 1: |
---|
1073 | __(subic. imm0,imm0,node_size) |
---|
1074 | __(vpush(imm1)) |
---|
1075 | __(addi nargs,nargs,node_size) |
---|
1076 | 2: |
---|
1077 | __(bne 1b) |
---|
1078 | __(blr) |
---|
1079 | |
---|
1080 | |
---|
1081 | _spentry(nthvalue) |
---|
1082 | __(add imm0,vsp,nargs) |
---|
1083 | __(ldr(imm1,0(imm0))) |
---|
1084 | __(cmplr(imm1,nargs)) /* do unsigned compare: if (n < 0) => nil. */ |
---|
1085 | __(li arg_z,nil_value) |
---|
1086 | __(neg imm1,imm1) |
---|
1087 | __(subi imm1,imm1,node_size) |
---|
1088 | __(bge 1f) |
---|
1089 | __(ldrx(arg_z,imm0,imm1)) |
---|
1090 | 1: |
---|
1091 | __(la vsp,node_size(imm0)) |
---|
1092 | __(blr) |
---|
1093 | |
---|
1094 | |
---|
1095 | /* Come here to return multiple values when */ |
---|
1096 | /* the caller's context isn't saved in a lisp_frame. */ |
---|
1097 | /* lr, fn valid; temp0 = entry vsp */ |
---|
1098 | |
---|
1099 | _spentry(values) |
---|
1100 | __(mflr loc_pc) |
---|
1101 | local_label(return_values): |
---|
1102 | __(ref_global(imm0,ret1val_addr)) |
---|
1103 | __(li arg_z,nil_value) |
---|
1104 | /* max tsp frame is 4K. 8+8 is overhead for save_values_to_tsp below */ |
---|
1105 | /* and @do_unwind in nthrowvalues in "sp_catch.s". */ |
---|
1106 | __(cmpri(cr2,nargs,4096-(dnode_size+dnode_size))) |
---|
1107 | __(cmpr(cr1,imm0,loc_pc)) |
---|
1108 | __(cmpri(cr0,nargs,fixnum_one)) |
---|
1109 | __(bge cr2,2f) |
---|
1110 | __(beq+ cr1,3f) |
---|
1111 | __(mtlr loc_pc) |
---|
1112 | __(add imm0,nargs,vsp) |
---|
1113 | __(blt- cr0,1f) |
---|
1114 | __(ldr(arg_z,-node_size(imm0))) |
---|
1115 | 1: |
---|
1116 | __(mr vsp,temp0) |
---|
1117 | __(blr) |
---|
1118 | |
---|
1119 | 2: |
---|
1120 | __(uuo_interr(error_too_many_values,nargs)) |
---|
1121 | __(b 2b) |
---|
1122 | |
---|
1123 | /* Return multiple values to real caller. */ |
---|
1124 | 3: |
---|
1125 | __(ldr(loc_pc,lisp_frame.savelr(sp))) |
---|
1126 | __(add imm1,nargs,vsp) |
---|
1127 | __(ldr(imm0,lisp_frame.savevsp(sp))) |
---|
1128 | __(ldr(fn,lisp_frame.savefn(sp))) |
---|
1129 | __(cmpr(cr0,imm1,imm0)) /* a fairly common case */ |
---|
1130 | __(mtlr loc_pc) |
---|
1131 | __(cmpri(cr1,nargs,fixnum_one)) /* sadly, a very common case */ |
---|
1132 | __(discard_lisp_frame()) |
---|
1133 | __(beqlr cr0) /* already in the right place */ |
---|
1134 | __(bne cr1,4f) |
---|
1135 | __(ldr(arg_z,0(vsp))) |
---|
1136 | __(mr vsp,imm0) |
---|
1137 | __(vpush(arg_z)) |
---|
1138 | __(blr) |
---|
1139 | 4: |
---|
1140 | __(blt cr1,6f) |
---|
1141 | __(li imm2,fixnum_one) |
---|
1142 | 5: |
---|
1143 | __(cmpr(cr0,imm2,nargs)) |
---|
1144 | __(addi imm2,imm2,fixnum_one) |
---|
1145 | __(ldru(arg_z,-node_size(imm1))) |
---|
1146 | __(push(arg_z,imm0)) |
---|
1147 | __(bne cr0,5b) |
---|
1148 | 6: |
---|
1149 | __(mr vsp,imm0) |
---|
1150 | __(blr) |
---|
1151 | |
---|
1152 | .globl C(nvalret) |
---|
1153 | |
---|
1154 | /* Come here with saved context on top of stack. */ |
---|
1155 | _spentry(nvalret) |
---|
1156 | C(nvalret): |
---|
1157 | __(ldr(loc_pc,lisp_frame.savelr(sp))) |
---|
1158 | __(ldr(temp0,lisp_frame.savevsp(sp))) |
---|
1159 | __(ldr(fn,lisp_frame.savefn(sp))) |
---|
1160 | __(discard_lisp_frame()) |
---|
1161 | __(b local_label(return_values)) |
---|
1162 | |
---|
1163 | /* Provide default (NIL) values for &optional arguments; imm0 is */ |
---|
1164 | /* the (fixnum) upper limit on the total of required and &optional */ |
---|
1165 | /* arguments. nargs is preserved, all arguments wind up on the */ |
---|
1166 | /* vstack. */ |
---|
1167 | _spentry(default_optional_args) |
---|
1168 | __(cmplr( cr7,nargs,imm0)) |
---|
1169 | __(li imm5,nil_value) |
---|
1170 | __(vpush_argregs()) |
---|
1171 | __(mr imm1,nargs) |
---|
1172 | __(bgelr cr7) |
---|
1173 | 1: |
---|
1174 | __(addi imm1,imm1,fixnum_one) |
---|
1175 | __(cmpr(cr0,imm1,imm0)) |
---|
1176 | __(vpush(imm5)) |
---|
1177 | __(bne cr0,1b) |
---|
1178 | __(blr) |
---|
1179 | |
---|
1180 | /* Indicate whether &optional arguments were actually supplied. nargs */ |
---|
1181 | /* contains the actual arg count (minus the number of required args); */ |
---|
1182 | /* imm0 contains the number of &optional args in the lambda list. */ |
---|
1183 | /* Note that nargs may be > imm0 if &rest/&key is involved. */ |
---|
1184 | _spentry(opt_supplied_p) |
---|
1185 | __(li imm1,0) |
---|
1186 | 1: |
---|
1187 | /* (vpush (< imm1 nargs)) */ |
---|
1188 | __ifdef([PPC64]) |
---|
1189 | __(xor imm2,imm1,nargs) |
---|
1190 | __(sradi imm2,imm2,63) |
---|
1191 | __(or imm2,imm2,imm1) |
---|
1192 | __(addi imm1,imm1,fixnumone) |
---|
1193 | __(cmpr(cr0,imm1,imm0)) |
---|
1194 | __(subf imm2,nargs,imm2) |
---|
1195 | __(srdi imm2,imm2,63) |
---|
1196 | __(mulli imm2,imm2,t_offset) |
---|
1197 | __(addi imm2,imm2,nil_value) |
---|
1198 | __(vpush(imm2)) |
---|
1199 | __(bne cr0,1b) |
---|
1200 | __(blr) |
---|
1201 | __else |
---|
1202 | __(xor imm2,imm1,nargs) |
---|
1203 | __(srawi imm2,imm2,31) |
---|
1204 | __(or imm2,imm2,imm1) |
---|
1205 | __(addi imm1,imm1,fixnumone) |
---|
1206 | __(cmpr(cr0,imm1,imm0)) |
---|
1207 | __(subf imm2,nargs,imm2) |
---|
1208 | __(srwi imm2,imm2,31) |
---|
1209 | __(insrwi imm2,imm2,1,27) |
---|
1210 | __(addi imm2,imm2,nil_value) |
---|
1211 | __(vpush(imm2)) |
---|
1212 | __(bne cr0,1b) |
---|
1213 | __(blr) |
---|
1214 | __endif |
---|
1215 | |
---|
1216 | |
---|
1217 | |
---|
1218 | /* If nargs is <= imm0, vpush a nil. Otherwise, cons a list of length */ |
---|
1219 | /* (- nargs imm0) and vpush it. */ |
---|
1220 | /* Use this entry point to heap-cons a simple &rest arg. */ |
---|
1221 | _spentry(heap_rest_arg) |
---|
1222 | __(li imm0,0) |
---|
1223 | __(vpush_argregs()) |
---|
1224 | __(sub imm1,nargs,imm0) |
---|
1225 | __(cmpri(imm1,0)) |
---|
1226 | __(li arg_z,nil_value) |
---|
1227 | __(b 2f) |
---|
1228 | 1: |
---|
1229 | __(ldr(temp0,0(vsp))) |
---|
1230 | __(cmpri(imm1,fixnum_one)) |
---|
1231 | __(la vsp,node_size(vsp)) |
---|
1232 | __(Cons(arg_z,temp0,arg_z)) |
---|
1233 | __(subi imm1,imm1,fixnum_one) |
---|
1234 | 2: |
---|
1235 | __(bgt 1b) |
---|
1236 | __(vpush(arg_z)) |
---|
1237 | __(blr) |
---|
1238 | |
---|
1239 | |
---|
1240 | /* And this entry point when the argument registers haven't yet been */ |
---|
1241 | /* vpushed (as is typically the case when required/&rest but no */ |
---|
1242 | /* &optional/&key.) */ |
---|
1243 | _spentry(req_heap_rest_arg) |
---|
1244 | __(vpush_argregs()) |
---|
1245 | __(sub imm1,nargs,imm0) |
---|
1246 | __(cmpri(imm1,0)) |
---|
1247 | __(li arg_z,nil_value) |
---|
1248 | __(b 2f) |
---|
1249 | 1: |
---|
1250 | __(ldr(temp0,0(vsp))) |
---|
1251 | __(cmpri(imm1,fixnum_one)) |
---|
1252 | __(la vsp,node_size(vsp)) |
---|
1253 | __(Cons(arg_z,temp0,arg_z)) |
---|
1254 | __(subi imm1,imm1,fixnum_one) |
---|
1255 | 2: |
---|
1256 | __(bgt 1b) |
---|
1257 | __(vpush(arg_z)) |
---|
1258 | __(blr) |
---|
1259 | |
---|
1260 | |
---|
1261 | _spentry(heap_cons_rest_arg) |
---|
1262 | __(sub imm1,nargs,imm0) |
---|
1263 | __(cmpri(imm1,0)) |
---|
1264 | __(li arg_z,nil_value) |
---|
1265 | __(b 2f) |
---|
1266 | 1: |
---|
1267 | __(ldr(temp0,0(vsp))) |
---|
1268 | __(cmpri(imm1,fixnum_one)) |
---|
1269 | __(la vsp,node_size(vsp)) |
---|
1270 | __(Cons(arg_z,temp0,arg_z)) |
---|
1271 | __(subi imm1,imm1,fixnum_one) |
---|
1272 | 2: |
---|
1273 | __(bgt 1b) |
---|
1274 | __(vpush(arg_z)) |
---|
1275 | __(blr) |
---|
1276 | |
---|
1277 | |
---|
1278 | _spentry(simple_keywords) |
---|
1279 | __(li imm0,0) |
---|
1280 | __(vpush_argregs()) |
---|
1281 | __(b _SPkeyword_bind) |
---|
1282 | |
---|
1283 | _spentry(keyword_args) |
---|
1284 | __(vpush_argregs()) |
---|
1285 | __(b _SPkeyword_bind) |
---|
1286 | |
---|
1287 | /* Treat the last (- nargs imm0) values on the vstack as keyword/value */ |
---|
1288 | /* pairs. There'll be imm3 keyword arguments. Imm2 contains flags */ |
---|
1289 | /* that indicate whether &allow-other-keys was specified and whether */ |
---|
1290 | /* or not to leave the keyword/value pairs on the vstack for an &rest */ |
---|
1291 | /* argument. Temp3 contains a vector of keyword specifiers which we */ |
---|
1292 | /* must (in general) match. */ |
---|
1293 | /* If the number of arguments is greater than imm0, the difference must */ |
---|
1294 | /* be even. */ |
---|
1295 | /* Note that the caller hasn't yet saved its caller's context and that */ |
---|
1296 | /* the temp registers used to pass next_method_context */ |
---|
1297 | /* (temp1) may still have "live" values in them, as does nfn (temp2). */ |
---|
1298 | |
---|
1299 | define([keyword_flags],[imm2]) |
---|
1300 | define([keyword_vector],[temp3]) |
---|
1301 | define([keyword_count],[imm3]) |
---|
1302 | |
---|
1303 | |
---|
1304 | |
---|
1305 | define([varptr],[save0]) |
---|
1306 | define([valptr],[save1]) |
---|
1307 | define([limit],[save2]) |
---|
1308 | |
---|
1309 | _spentry(keyword_bind) |
---|
1310 | /* Before we can really do anything, we have to */ |
---|
1311 | /* save the caller's context. To do so, we need to know */ |
---|
1312 | /* how many args have actually been pushed. Ordinarily, that'd */ |
---|
1313 | /* be "nargs", but we may have pushed more args than we received */ |
---|
1314 | /* if we had to default any &optionals. */ |
---|
1315 | /* So, the number of args pushed so far is the larger of nargs */ |
---|
1316 | /* and the (canonical) total of required/&optional args received. */ |
---|
1317 | __(cmpr(cr0,nargs,imm0)) |
---|
1318 | __(add arg_z,vsp,nargs) |
---|
1319 | __(bge+ cr0,1f) |
---|
1320 | __(add arg_z,vsp,imm0) |
---|
1321 | 1: |
---|
1322 | __(build_lisp_frame(fn,loc_pc,arg_z)) |
---|
1323 | __(mr fn,nfn) |
---|
1324 | /* If there are key/value pairs to consider, we slide them down */ |
---|
1325 | /* the vstack to make room for the value/supplied-p pairs. */ |
---|
1326 | /* The first step in that operation involves pushing imm3 pairs */ |
---|
1327 | /* of NILs. */ |
---|
1328 | /* If there aren't any such pairs, the first step is the last */ |
---|
1329 | /* step. */ |
---|
1330 | __(cmpri(cr0,imm3,0)) |
---|
1331 | __(li arg_z,0) |
---|
1332 | __(sub imm1,nargs,imm0) |
---|
1333 | __(mr imm4,vsp) /* in case odd keywords error */ |
---|
1334 | __(cmpri(cr1,imm1,0)) |
---|
1335 | __(b 3f) |
---|
1336 | 2: |
---|
1337 | __(addi arg_z,arg_z,fixnum_one) |
---|
1338 | __(cmplr(cr0,arg_z,imm3)) |
---|
1339 | __(li imm5,nil_value) |
---|
1340 | __(vpush(imm5)) |
---|
1341 | __(vpush(imm5)) |
---|
1342 | 3: |
---|
1343 | __(bne cr0,2b) |
---|
1344 | __(andi. arg_z,imm1,fixnum_one) |
---|
1345 | __(blelr cr1) /* no keyword/value pairs to consider. */ |
---|
1346 | __(bne cr0,odd_keywords) |
---|
1347 | /* We have key/value pairs. Move them to the top of the vstack, */ |
---|
1348 | /* then set the value/supplied-p vars to NIL. */ |
---|
1349 | /* Have to use some save regs to do this. */ |
---|
1350 | __(vpush(limit)) |
---|
1351 | __(vpush(valptr)) |
---|
1352 | __(vpush(varptr)) |
---|
1353 | /* recompute ptr to user args in case stack overflowed */ |
---|
1354 | __(add imm4,vsp,imm3) |
---|
1355 | __(add imm4,imm4,imm3) |
---|
1356 | __(addi imm4,imm4,3*node_size) |
---|
1357 | /* error if odd number of keyword/value args */ |
---|
1358 | __(mr varptr,imm4) |
---|
1359 | __(la limit,3*node_size(vsp)) |
---|
1360 | __(mr valptr,limit) |
---|
1361 | __(mr arg_z,imm1) |
---|
1362 | 4: |
---|
1363 | __(li imm4,nil_value) |
---|
1364 | __(subi arg_z,arg_z,2<<fixnumshift) |
---|
1365 | __(cmplri(cr0,arg_z,0)) |
---|
1366 | __(ldr(arg_x,node_size*0(varptr))) |
---|
1367 | __(ldr(arg_y,node_size*1(varptr))) |
---|
1368 | __(str(imm4,node_size*0(varptr))) |
---|
1369 | __(str(imm4,node_size*1(varptr))) |
---|
1370 | __(la varptr,node_size*2(varptr)) |
---|
1371 | __(str(arg_x,node_size*0(valptr))) |
---|
1372 | __(str(arg_y,node_size*1(valptr))) |
---|
1373 | __(la valptr,node_size*2(valptr)) |
---|
1374 | __(bne cr0,4b) |
---|
1375 | |
---|
1376 | |
---|
1377 | /* Now, iterate through each supplied keyword/value pair. If */ |
---|
1378 | /* it's :allow-other-keys and the corresponding value is non-nil, */ |
---|
1379 | /* note that other keys will be allowed. */ |
---|
1380 | /* Find its position in the function's keywords vector. If that's */ |
---|
1381 | /* nil, note that an unknown keyword was encountered. */ |
---|
1382 | /* Otherwise, if the keyword arg hasn't already had a value supplied, */ |
---|
1383 | /* supply it. */ |
---|
1384 | /* When done, complain if any unknown keywords were found and that */ |
---|
1385 | /* situation was unexpected. */ |
---|
1386 | __(mr imm4,valptr) |
---|
1387 | 5: |
---|
1388 | __(cmpri(cr0,keyword_flags,16<<fixnumshift)) /* seen :a-o-k yet ? */ |
---|
1389 | __(ldru(arg_z,-node_size(valptr))) |
---|
1390 | __(ldru(arg_y,-node_size(valptr))) |
---|
1391 | __(cmpri(cr1,arg_y,nil_value)) |
---|
1392 | __(li arg_x,nrs.kallowotherkeys) |
---|
1393 | /* cr6_eq <- (eq current-keyword :allow-other-keys) */ |
---|
1394 | __(cmpr(cr6,arg_x,arg_z)) |
---|
1395 | __(cmpr(cr7,valptr,limit)) |
---|
1396 | __(bne cr6,6f) |
---|
1397 | __(bge cr0,6f) /* Already seen :allow-other-keys */ |
---|
1398 | __(ori keyword_flags,keyword_flags,16<<fixnumshift) |
---|
1399 | __(beq cr1,6f) |
---|
1400 | __(ori keyword_flags,keyword_flags,fixnum_one) |
---|
1401 | 6: |
---|
1402 | __(cmpri(cr1,imm3,0)) |
---|
1403 | __(li imm1,misc_data_offset) |
---|
1404 | __(li imm0,0) |
---|
1405 | __(b 8f) |
---|
1406 | 7: |
---|
1407 | __(addi imm0,imm0,fixnum_one) |
---|
1408 | __(cmpr(cr1,imm0,imm3)) |
---|
1409 | __(ldrx(arg_x,keyword_vector,imm1)) |
---|
1410 | __(cmpr(cr0,arg_x,arg_z)) |
---|
1411 | __(addi imm1,imm1,fixnum_one) |
---|
1412 | __(bne cr0,8f) |
---|
1413 | __(add imm0,imm0,imm0) |
---|
1414 | __(sub imm0,varptr,imm0) |
---|
1415 | __(ldr(arg_x,0(imm0))) |
---|
1416 | __(cmpri(cr0,arg_x,nil_value)) |
---|
1417 | __(li arg_z,t_value) |
---|
1418 | __(bne cr0,9f) |
---|
1419 | __(str(arg_y,node_size(imm0))) |
---|
1420 | __(str(arg_z,0(imm0))) |
---|
1421 | __(b 9f) |
---|
1422 | 8: |
---|
1423 | __(bne cr1,7b) |
---|
1424 | /* Unknown keyword. If it was :allow-other-keys, cr6_eq will still */ |
---|
1425 | /* be set. */ |
---|
1426 | __(beq cr6,9f) |
---|
1427 | __(ori keyword_flags,keyword_flags,2<<fixnumshift) |
---|
1428 | 9: |
---|
1429 | __(bne cr7,5b) |
---|
1430 | __(vpop(varptr)) |
---|
1431 | __(vpop(valptr)) |
---|
1432 | __(vpop(limit)) |
---|
1433 | /* All keyword/value pairs have been processed. */ |
---|
1434 | /* If we saw an unknown keyword and didn't expect to, error. */ |
---|
1435 | /* Unless bit 2 is set in the fixnum in keyword_flags, discard the */ |
---|
1436 | /* keyword/value pairs from the vstack. */ |
---|
1437 | __(andi. imm0,keyword_flags,(fixnum_one)|(2<<fixnumshift)) |
---|
1438 | __(cmpri(cr0,imm0,2<<fixnumshift)) |
---|
1439 | __(beq- cr0,badkeys) |
---|
1440 | __(andi. imm2,keyword_flags,4<<fixnumshift) |
---|
1441 | __(bnelr cr0) |
---|
1442 | __(mr vsp,imm4) |
---|
1443 | __(blr) |
---|
1444 | |
---|
1445 | /* Signal an error. We saved context on entry, so this thing doesn't */ |
---|
1446 | /* have to. */ |
---|
1447 | /* The "unknown keywords" error could be continuable (ignore them.) */ |
---|
1448 | /* It might be hard to then cons an &rest arg. */ |
---|
1449 | /* In the general case, it's hard to recover the set of args that were */ |
---|
1450 | /* actually supplied to us ... */ |
---|
1451 | /* For now, just cons a list out of the keyword/value pairs */ |
---|
1452 | /* that were actually provided, and signal an "invalid keywords" */ |
---|
1453 | /* error with that list as an operand. */ |
---|
1454 | odd_keywords: |
---|
1455 | __(mr vsp,imm4) |
---|
1456 | __(mr nargs,imm1) |
---|
1457 | __(b 1f) |
---|
1458 | badkeys: |
---|
1459 | __(sub nargs,imm4,vsp) |
---|
1460 | 1: |
---|
1461 | __(bl _SPconslist) |
---|
1462 | __(li arg_y,XBADKEYS) |
---|
1463 | __(set_nargs(2)) |
---|
1464 | __(b _SPksignalerr) |
---|
1465 | |
---|
1466 | /* A PowerOpen ff-call. arg_z is either a fixnum (word-aligned entrypoint) */ |
---|
1467 | /* or a macptr (whose address had better be word-aligned as well.) A */ |
---|
1468 | /* PowerOpen stack frame is on top of the stack; 4 additional words (to */ |
---|
1469 | /* be used a a lisp frame) sit under the C frame. */ |
---|
1470 | |
---|
1471 | /* Since we probably can't deal with FP exceptions in foreign code, we */ |
---|
1472 | /* disable them in the FPSCR, then check on return to see if any previously */ |
---|
1473 | /* enabled FP exceptions occurred. */ |
---|
1474 | |
---|
1475 | /* As it turns out, we can share a lot of code with the eabi version of */ |
---|
1476 | /* ff-call. Some things that happen up to the point of call differ between */ |
---|
1477 | /* the ABIs, but everything that happens after is the same. */ |
---|
1478 | |
---|
1479 | |
---|
1480 | _spentry(poweropen_ffcall) |
---|
1481 | LocalLabelPrefix[]ffcall: |
---|
1482 | __(mflr loc_pc) |
---|
1483 | __(vpush_saveregs()) /* Now we can use save0-save7 to point to stacks */ |
---|
1484 | __(mr save0,rcontext) /* or address globals. */ |
---|
1485 | __(extract_typecode(imm0,arg_z)) |
---|
1486 | __(cmpri(cr7,imm0,subtag_macptr)) |
---|
1487 | __(ldr(save1,0(sp))) /* bottom of reserved lisp frame */ |
---|
1488 | __(la save2,-lisp_frame.size(save1)) /* top of lisp frame */ |
---|
1489 | __(zero_doublewords save2,0,lisp_frame.size) |
---|
1490 | __(str(save1,lisp_frame.backlink(save2))) |
---|
1491 | __(str(save2,c_frame.backlink(sp))) |
---|
1492 | __(str(fn,lisp_frame.savefn(save2))) |
---|
1493 | __(str(loc_pc,lisp_frame.savelr(save2))) |
---|
1494 | __(str(vsp,lisp_frame.savevsp(save2))) |
---|
1495 | __(mr nargs,arg_z) |
---|
1496 | __(bne cr7,1f) |
---|
1497 | __(ldr(nargs,macptr.address(arg_z))) |
---|
1498 | 1: |
---|
1499 | __(ldr(save3,tcr.cs_area(rcontext))) |
---|
1500 | __(str(save2,area.active(save3))) |
---|
1501 | __(str(allocptr,tcr.save_allocptr(rcontext))) |
---|
1502 | __(str(allocbase,tcr.save_allocbase(rcontext))) |
---|
1503 | __(str(tsp,tcr.save_tsp(rcontext))) |
---|
1504 | __(str(vsp,tcr.save_vsp(rcontext))) |
---|
1505 | __(str(rzero,tcr.ffi_exception(rcontext))) |
---|
1506 | __(mffs f0) |
---|
1507 | __(stfd f0,tcr.lisp_fpscr(rcontext)) /* remember lisp's fpscr */ |
---|
1508 | __(mtfsf 0xff,fp_zero) /* zero foreign fpscr */ |
---|
1509 | __(li r4,TCR_STATE_FOREIGN) |
---|
1510 | __(str(r4,tcr.valence(rcontext))) |
---|
1511 | __ifdef([rTOC]) |
---|
1512 | __(ld rTOC,8(nargs)) |
---|
1513 | __(ld nargs,0(nargs)) |
---|
1514 | __else |
---|
1515 | __(li rcontext,0) |
---|
1516 | __endif |
---|
1517 | LocalLabelPrefix[]ffcall_setup: |
---|
1518 | __(mtctr nargs) |
---|
1519 | __(ldr(r3,c_frame.param0(sp))) |
---|
1520 | __(ldr(r4,c_frame.param1(sp))) |
---|
1521 | __(ldr(r5,c_frame.param2(sp))) |
---|
1522 | __(ldr(r6,c_frame.param3(sp))) |
---|
1523 | __(ldr(r7,c_frame.param4(sp))) |
---|
1524 | __(ldr(r8,c_frame.param5(sp))) |
---|
1525 | __(ldr(r9,c_frame.param6(sp))) |
---|
1526 | __(ldr(r10,c_frame.param7(sp))) |
---|
1527 | /* Darwin is allegedly very picky about what register points */ |
---|
1528 | /* to the function on entry. */ |
---|
1529 | __(mr r12,nargs) |
---|
1530 | LocalLabelPrefix[]ffcall_setup_end: |
---|
1531 | LocalLabelPrefix[]ffcall_call: |
---|
1532 | __(bctrl) |
---|
1533 | LocalLabelPrefix[]ffcall_call_end: |
---|
1534 | /* C should have preserved save0 (= rcontext) for us. */ |
---|
1535 | __(ldr(sp,0(sp))) |
---|
1536 | __(mr imm2,save0) |
---|
1537 | __(ldr(vsp,lisp_frame.savevsp(sp))) |
---|
1538 | __(li rzero,0) |
---|
1539 | __(mr loc_pc,rzero) |
---|
1540 | __(li arg_x,nil_value) |
---|
1541 | __(li arg_y,nil_value) |
---|
1542 | __(li arg_z,nil_value) |
---|
1543 | __(li temp0,nil_value) |
---|
1544 | __(li temp1,nil_value) |
---|
1545 | __(li temp2,nil_value) |
---|
1546 | __(li temp3,nil_value) |
---|
1547 | __(li fn,nil_value) |
---|
1548 | __(mr rcontext,imm2) |
---|
1549 | __(li imm2,TCR_STATE_LISP) |
---|
1550 | __(ldr(tsp,tcr.save_tsp(rcontext))) |
---|
1551 | __(li save0,0) |
---|
1552 | __(li save1,0) |
---|
1553 | __(li save2,0) |
---|
1554 | __(li save3,0) |
---|
1555 | __(li save4,0) |
---|
1556 | __(li save5,0) |
---|
1557 | __(li save6,0) |
---|
1558 | __(li save7,0) |
---|
1559 | __(li allocptr,-dnode_size) |
---|
1560 | __(li allocbase,-dnode_size) |
---|
1561 | __(str(imm2,tcr.valence(rcontext))) |
---|
1562 | __(vpop_saveregs()) |
---|
1563 | __(ldr(allocptr,tcr.save_allocptr(rcontext))) |
---|
1564 | __(ldr(allocbase,tcr.save_allocbase(rcontext))) |
---|
1565 | __(ldr(loc_pc,lisp_frame.savelr(sp))) |
---|
1566 | __(mtlr loc_pc) |
---|
1567 | __(ldr(fn,lisp_frame.savefn(sp))) |
---|
1568 | __(mffs f0) |
---|
1569 | __(stfd f0,8(sp)) |
---|
1570 | __(lwz imm3,12(sp)) /* imm3 = FPSCR after call */ |
---|
1571 | __(clrrwi imm2,imm3,8) |
---|
1572 | __(discard_lisp_frame()) |
---|
1573 | __(str(imm2,tcr.ffi_exception(rcontext))) |
---|
1574 | __(lfd f0,tcr.lisp_fpscr(rcontext)) |
---|
1575 | __(mtfsf 0xff,f0) |
---|
1576 | __(check_pending_interrupt([cr1])) |
---|
1577 | __(mtxer rzero) |
---|
1578 | __(mtctr rzero) |
---|
1579 | __ifdef([PPC64]) |
---|
1580 | __ifdef([DARWIN]) |
---|
1581 | __(li imm3,1<<TCR_FLAG_BIT_FOREIGN_EXCEPTION) |
---|
1582 | __(ld imm4,tcr.flags(rcontext)) |
---|
1583 | __(and. imm3,imm3,imm4) |
---|
1584 | __(bne cr0,0f) |
---|
1585 | __endif |
---|
1586 | __endif |
---|
1587 | __(blr) |
---|
1588 | __ifdef([PPC64]) |
---|
1589 | __ifdef([DARWIN]) |
---|
1590 | 0: /* Got here because TCR_FLAG_BIT_FOREIGN_EXCEPTION */ |
---|
1591 | /* was set in tcr.flags. Clear that bit. */ |
---|
1592 | __(andc imm4,imm4,imm3) |
---|
1593 | __(std imm4,tcr.flags(rcontext)) |
---|
1594 | /* Unboxed foreign exception (likely an NSException) in %imm0. */ |
---|
1595 | /* Box it, then signal a lisp error. */ |
---|
1596 | __(li imm1,macptr_header) |
---|
1597 | __(Misc_Alloc_Fixed(arg_z,imm1,macptr.size)) |
---|
1598 | __(std imm0,macptr.address(arg_z)) |
---|
1599 | __(li arg_y,XFOREIGNEXCEPTION) |
---|
1600 | __(set_nargs(2)) |
---|
1601 | __(b _SPksignalerr) |
---|
1602 | /* Handle exceptions, for ObjC 2.0 */ |
---|
1603 | LocalLabelPrefix[]ffcallLandingPad: |
---|
1604 | __(mr save1,r3) |
---|
1605 | __(cmpdi r4,1) |
---|
1606 | __(beq 1f) |
---|
1607 | LocalLabelPrefix[]ffcallUnwindResume: |
---|
1608 | __(ref_global(r12,unwind_resume)) |
---|
1609 | __(mtctr r12) |
---|
1610 | __(bctrl) |
---|
1611 | LocalLabelPrefix[]ffcallUnwindResume_end: |
---|
1612 | 1: __(mr r3,save1) |
---|
1613 | LocalLabelPrefix[]ffcallBeginCatch: |
---|
1614 | __(ref_global(r12,objc2_begin_catch)) |
---|
1615 | __(mtctr r12) |
---|
1616 | __(bctrl) |
---|
1617 | LocalLabelPrefix[]ffcallBeginCatch_end: |
---|
1618 | __(ld save1,0(r3)) /* indirection is necessary because we don't provide type info in lsda */ |
---|
1619 | LocalLabelPrefix[]ffcallEndCatch: |
---|
1620 | __(ref_global(r12,objc2_end_catch)) |
---|
1621 | __(mtctr r12) |
---|
1622 | __(bctrl) |
---|
1623 | LocalLabelPrefix[]ffcallEndCatch_end: |
---|
1624 | __(ref_global(r12,get_tcr)) |
---|
1625 | __(mtctr r12) |
---|
1626 | __(li imm0,1) |
---|
1627 | __(bctrl) |
---|
1628 | __(ld imm2,tcr.flags(imm0)) |
---|
1629 | __(ori imm2,imm2,1<<TCR_FLAG_BIT_FOREIGN_EXCEPTION) |
---|
1630 | __(std imm2,tcr.flags(imm0)) |
---|
1631 | __(mr imm0,save1) |
---|
1632 | __(b LocalLabelPrefix[]ffcall_call_end) |
---|
1633 | LocalLabelPrefix[]ffcall_end: |
---|
1634 | |
---|
1635 | .section __DATA,__gcc_except_tab |
---|
1636 | GCC_except_table0: |
---|
1637 | .align 3 |
---|
1638 | LLSDA1: |
---|
1639 | .byte 0xff /* @LPStart format (omit) */ |
---|
1640 | .byte 0x0 /* @TType format (absolute) */ |
---|
1641 | .byte 0x4d /* uleb128 0x4d; @TType base offset */ |
---|
1642 | .byte 0x3 /* call-site format (udata4) */ |
---|
1643 | .byte 0x41 /* uleb128 0x41; Call-site table length */ |
---|
1644 | |
---|
1645 | .long Lffcall_setup-Lffcall /* region 0 start */ |
---|
1646 | .long Lffcall_setup_end-Lffcall_setup /* length */ |
---|
1647 | .long 0x0 /* landing pad */ |
---|
1648 | .byte 0x0 /* uleb128 0x0; action */ |
---|
1649 | |
---|
1650 | .long Lffcall_call-Lffcall /* region 1 start */ |
---|
1651 | .long Lffcall_call_end-Lffcall_call /* length */ |
---|
1652 | .long LffcallLandingPad-Lffcall /* landing pad */ |
---|
1653 | .byte 0x1 /* uleb128 0x1; action */ |
---|
1654 | |
---|
1655 | .long LffcallUnwindResume-Lffcall /* region 2 start */ |
---|
1656 | .long LffcallUnwindResume_end-LffcallUnwindResume /* length */ |
---|
1657 | .long 0x0 /* landing pad */ |
---|
1658 | .byte 0x0 /* uleb128 0x0; action */ |
---|
1659 | |
---|
1660 | .long LffcallBeginCatch-Lffcall /* region 3 start */ |
---|
1661 | .long LffcallBeginCatch_end-LffcallBeginCatch /* length */ |
---|
1662 | .long 0 /* landing pad */ |
---|
1663 | .byte 0x0 /* uleb128 0x0; action */ |
---|
1664 | |
---|
1665 | .long LffcallEndCatch-Lffcall |
---|
1666 | .long LffcallEndCatch_end-LffcallEndCatch /* length */ |
---|
1667 | .long 0x0 /* landing pad */ |
---|
1668 | .byte 0x0 /* uleb128 0x0; action */ |
---|
1669 | |
---|
1670 | .byte 0x1 /* Action record table */ |
---|
1671 | .byte 0x0 |
---|
1672 | .align 3 |
---|
1673 | .quad 0 /* _OBJC_EHTYPE_$_NSException */ |
---|
1674 | .text |
---|
1675 | __endif |
---|
1676 | __endif |
---|
1677 | |
---|
1678 | /* Just like poweropen_ffcall, only we save all argument(result) |
---|
1679 | registers in a buffer passed in arg_y on entry before returning |
---|
1680 | to lisp. (We have to do this in the ffcall glue here, because |
---|
1681 | r9 and r10 - at least - are overloaded as dedicated lisp registers */ |
---|
1682 | _spentry(poweropen_ffcall_return_registers) |
---|
1683 | LocalLabelPrefix[]ffcall_return_registers: |
---|
1684 | __(mflr loc_pc) |
---|
1685 | __(vpush_saveregs()) /* Now we can use save0-save7 to point to stacks */ |
---|
1686 | __(ldr(save7,macptr.address(arg_y))) |
---|
1687 | __(mr save0,rcontext) /* or address globals. */ |
---|
1688 | __(extract_typecode(imm0,arg_z)) |
---|
1689 | __(cmpri(cr7,imm0,subtag_macptr)) |
---|
1690 | __(ldr(save1,0(sp))) /* bottom of reserved lisp frame */ |
---|
1691 | __(la save2,-lisp_frame.size(save1)) /* top of lisp frame */ |
---|
1692 | __(zero_doublewords save2,0,lisp_frame.size) |
---|
1693 | __(str(save1,lisp_frame.backlink(save2))) |
---|
1694 | __(str(save2,c_frame.backlink(sp))) |
---|
1695 | __(str(fn,lisp_frame.savefn(save2))) |
---|
1696 | __(str(loc_pc,lisp_frame.savelr(save2))) |
---|
1697 | __(str(vsp,lisp_frame.savevsp(save2))) |
---|
1698 | __(mr nargs,arg_z) |
---|
1699 | __(bne cr7,1f) |
---|
1700 | __(ldr(nargs,macptr.address(arg_z))) |
---|
1701 | 1: |
---|
1702 | __(ldr(save3,tcr.cs_area(rcontext))) |
---|
1703 | __(str(save2,area.active(save3))) |
---|
1704 | __(str(allocptr,tcr.save_allocptr(rcontext))) |
---|
1705 | __(str(allocbase,tcr.save_allocbase(rcontext))) |
---|
1706 | __(str(tsp,tcr.save_tsp(rcontext))) |
---|
1707 | __(str(vsp,tcr.save_vsp(rcontext))) |
---|
1708 | __(str(rzero,tcr.ffi_exception(rcontext))) |
---|
1709 | __(mffs f0) |
---|
1710 | __(stfd f0,tcr.lisp_fpscr(rcontext)) /* remember lisp's fpscr */ |
---|
1711 | __(mtfsf 0xff,fp_zero) /* zero foreign fpscr */ |
---|
1712 | __(li r4,TCR_STATE_FOREIGN) |
---|
1713 | __(str(r4,tcr.valence(rcontext))) |
---|
1714 | __ifdef([rTOC]) |
---|
1715 | __(ld rTOC,8(nargs)) |
---|
1716 | __(ld nargs,0(nargs)) |
---|
1717 | __else |
---|
1718 | __(li rcontext,0) |
---|
1719 | __endif |
---|
1720 | LocalLabelPrefix[]ffcall_return_registers_setup: |
---|
1721 | __(mtctr nargs) |
---|
1722 | __(ldr(r3,c_frame.param0(sp))) |
---|
1723 | __(ldr(r4,c_frame.param1(sp))) |
---|
1724 | __(ldr(r5,c_frame.param2(sp))) |
---|
1725 | __(ldr(r6,c_frame.param3(sp))) |
---|
1726 | __(ldr(r7,c_frame.param4(sp))) |
---|
1727 | __(ldr(r8,c_frame.param5(sp))) |
---|
1728 | __(ldr(r9,c_frame.param6(sp))) |
---|
1729 | __(ldr(r10,c_frame.param7(sp))) |
---|
1730 | /* Darwin is allegedly very picky about what register points */ |
---|
1731 | /* to the function on entry. */ |
---|
1732 | __(mr r12,nargs) |
---|
1733 | LocalLabelPrefix[]ffcall_return_registers_setup_end: |
---|
1734 | LocalLabelPrefix[]ffcall_return_registers_call: |
---|
1735 | __(bctrl) |
---|
1736 | LocalLabelPrefix[]ffcall_return_registers_call_end: |
---|
1737 | __(str(r3,0*node_size(save7))) |
---|
1738 | __(str(r4,1*node_size(save7))) |
---|
1739 | __(str(r5,2*node_size(save7))) |
---|
1740 | __(str(r6,3*node_size(save7))) |
---|
1741 | __(str(r7,4*node_size(save7))) |
---|
1742 | __(str(r8,5*node_size(save7))) |
---|
1743 | __(str(r9,6*node_size(save7))) |
---|
1744 | __(str(r10,7*node_size(save7))) |
---|
1745 | __(stfd f1,((8*node_size)+(0*8))(save7)) |
---|
1746 | __(stfd f2,((8*node_size)+(1*8))(save7)) |
---|
1747 | __(stfd f3,((8*node_size)+(2*8))(save7)) |
---|
1748 | __(stfd f4,((8*node_size)+(3*8))(save7)) |
---|
1749 | __(stfd f5,((8*node_size)+(4*8))(save7)) |
---|
1750 | __(stfd f6,((8*node_size)+(5*8))(save7)) |
---|
1751 | __(stfd f7,((8*node_size)+(6*8))(save7)) |
---|
1752 | __(stfd f8,((8*node_size)+(7*8))(save7)) |
---|
1753 | __(stfd f9,((8*node_size)+(8*8))(save7)) |
---|
1754 | __(stfd f10,((8*node_size)+(9*8))(save7)) |
---|
1755 | __(stfd f11,((8*node_size)+(10*8))(save7)) |
---|
1756 | __(stfd f12,((8*node_size)+(11*8))(save7)) |
---|
1757 | __(stfd f13,((8*node_size)+(12*8))(save7)) |
---|
1758 | /* C should have preserved save0 (= rcontext) for us. */ |
---|
1759 | __(ldr(sp,0(sp))) |
---|
1760 | __(mr imm2,save0) |
---|
1761 | __(ldr(vsp,lisp_frame.savevsp(sp))) |
---|
1762 | __(li rzero,0) |
---|
1763 | __(mr loc_pc,rzero) |
---|
1764 | __(li arg_x,nil_value) |
---|
1765 | __(li arg_y,nil_value) |
---|
1766 | __(li arg_z,nil_value) |
---|
1767 | __(li temp0,nil_value) |
---|
1768 | __(li temp1,nil_value) |
---|
1769 | __(li temp2,nil_value) |
---|
1770 | __(li temp3,nil_value) |
---|
1771 | __(li fn,nil_value) |
---|
1772 | __(mr rcontext,imm2) |
---|
1773 | __(li imm2,TCR_STATE_LISP) |
---|
1774 | __(ldr(tsp,tcr.save_tsp(rcontext))) |
---|
1775 | __(li save0,0) |
---|
1776 | __(li save1,0) |
---|
1777 | __(li save2,0) |
---|
1778 | __(li save3,0) |
---|
1779 | __(li save4,0) |
---|
1780 | __(li save5,0) |
---|
1781 | __(li save6,0) |
---|
1782 | __(li save7,0) |
---|
1783 | __(li allocptr,-dnode_size) |
---|
1784 | __(li allocbase,-dnode_size) |
---|
1785 | __(str(imm2,tcr.valence(rcontext))) |
---|
1786 | __(vpop_saveregs()) |
---|
1787 | __(ldr(allocptr,tcr.save_allocptr(rcontext))) |
---|
1788 | __(ldr(allocbase,tcr.save_allocbase(rcontext))) |
---|
1789 | __(ldr(loc_pc,lisp_frame.savelr(sp))) |
---|
1790 | __(mtlr loc_pc) |
---|
1791 | __(ldr(fn,lisp_frame.savefn(sp))) |
---|
1792 | __(mffs f0) |
---|
1793 | __(stfd f0,8(sp)) |
---|
1794 | __(lwz imm3,12(sp)) /* imm3 = FPSCR after call */ |
---|
1795 | __(clrrwi imm2,imm3,8) |
---|
1796 | __(discard_lisp_frame()) |
---|
1797 | __(str(imm2,tcr.ffi_exception(rcontext))) |
---|
1798 | __(lfd f0,tcr.lisp_fpscr(rcontext)) |
---|
1799 | __(mtfsf 0xff,f0) |
---|
1800 | __(check_pending_interrupt([cr1])) |
---|
1801 | __(mtxer rzero) |
---|
1802 | __(mtctr rzero) |
---|
1803 | __ifdef([DARWIN]) |
---|
1804 | __ifdef([PPC64]) |
---|
1805 | __(li imm3,1<<TCR_FLAG_BIT_FOREIGN_EXCEPTION) |
---|
1806 | __(ld imm4,tcr.flags(rcontext)) |
---|
1807 | __(and. imm3,imm3,imm4) |
---|
1808 | __(bne 0f) |
---|
1809 | __endif |
---|
1810 | __endif |
---|
1811 | __(blr) |
---|
1812 | |
---|
1813 | __ifdef([DARWIN]) |
---|
1814 | __ifdef([PPC64]) |
---|
1815 | 0: /* Got here because TCR_FLAG_BIT_FOREIGN_EXCEPTION */ |
---|
1816 | /* was set in tcr.flags. Clear that bit. */ |
---|
1817 | __(andc imm4,imm4,imm3) |
---|
1818 | __(std imm4,tcr.flags(rcontext)) |
---|
1819 | /* Unboxed foreign exception (likely an NSException) in %imm0. */ |
---|
1820 | /* Box it, then signal a lisp error. */ |
---|
1821 | __(li imm1,macptr_header) |
---|
1822 | __(Misc_Alloc_Fixed(arg_z,imm1,macptr.size)) |
---|
1823 | __(std imm0,macptr.address(arg_z)) |
---|
1824 | __(li arg_y,XFOREIGNEXCEPTION) |
---|
1825 | __(set_nargs(2)) |
---|
1826 | __(b _SPksignalerr) |
---|
1827 | /* Handle exceptions, for ObjC 2.0 */ |
---|
1828 | LocalLabelPrefix[]ffcall_return_registersLandingPad: |
---|
1829 | __(mr save1,r3) |
---|
1830 | __(cmpdi r4,1) |
---|
1831 | __(beq 1f) |
---|
1832 | LocalLabelPrefix[]ffcall_return_registersUnwindResume: |
---|
1833 | __(ref_global(r12,unwind_resume)) |
---|
1834 | __(mtctr r12) |
---|
1835 | __(bctrl) |
---|
1836 | LocalLabelPrefix[]ffcall_return_registersUnwindResume_end: |
---|
1837 | 1: __(mr r3,save1) |
---|
1838 | LocalLabelPrefix[]ffcall_return_registersBeginCatch: |
---|
1839 | __(ref_global(r12,objc2_begin_catch)) |
---|
1840 | __(mtctr r12) |
---|
1841 | __(bctrl) |
---|
1842 | LocalLabelPrefix[]ffcall_return_registersBeginCatch_end: |
---|
1843 | __(ld save1,0(r3)) /* indirection is necessary because we don't provide type info in lsda */ |
---|
1844 | LocalLabelPrefix[]ffcall_return_registersEndCatch: |
---|
1845 | __(ref_global(r12,objc2_end_catch)) |
---|
1846 | __(mtctr r12) |
---|
1847 | __(bctrl) |
---|
1848 | LocalLabelPrefix[]ffcall_return_registersEndCatch_end: |
---|
1849 | __(ref_global(r12,get_tcr)) |
---|
1850 | __(mtctr r12) |
---|
1851 | __(li imm0,1) |
---|
1852 | __(bctrl) |
---|
1853 | __(ld imm2,tcr.flags(imm0)) |
---|
1854 | __(ori imm2,imm2,1<<TCR_FLAG_BIT_FOREIGN_EXCEPTION) |
---|
1855 | __(std imm2,tcr.flags(imm0)) |
---|
1856 | __(mr imm0,save1) |
---|
1857 | __(b LocalLabelPrefix[]ffcall_return_registers_call_end) |
---|
1858 | LocalLabelPrefix[]ffcall_return_registers_end: |
---|
1859 | .section __DATA,__gcc_except_tab |
---|
1860 | GCC_except_table1: |
---|
1861 | .align 3 |
---|
1862 | LLSDA2: |
---|
1863 | .byte 0xff /* @LPStart format (omit) */ |
---|
1864 | .byte 0x0 /* @TType format (absolute) */ |
---|
1865 | .byte 0x4d /* uleb128 0x4d; @TType base offset */ |
---|
1866 | .byte 0x3 /* call-site format (udata4) */ |
---|
1867 | .byte 0x41 /* uleb128 0x41; Call-site table length */ |
---|
1868 | |
---|
1869 | .long Lffcall_return_registers_setup-Lffcall_return_registers /* region 0 start */ |
---|
1870 | .long Lffcall_return_registers_setup_end-Lffcall_return_registers_setup /* length */ |
---|
1871 | .long 0x0 /* landing pad */ |
---|
1872 | .byte 0x0 /* uleb128 0x0; action */ |
---|
1873 | |
---|
1874 | .long Lffcall_return_registers_call-Lffcall_return_registers /* region 1 start */ |
---|
1875 | .long Lffcall_return_registers_call_end-Lffcall_return_registers_call /* length */ |
---|
1876 | .long Lffcall_return_registersLandingPad-Lffcall_return_registers /* landing pad */ |
---|
1877 | .byte 0x1 /* uleb128 0x1; action */ |
---|
1878 | |
---|
1879 | .long Lffcall_return_registersUnwindResume-Lffcall_return_registers /* region 2 start */ |
---|
1880 | .long Lffcall_return_registersUnwindResume_end-Lffcall_return_registersUnwindResume /* length */ |
---|
1881 | .long 0x0 /* landing pad */ |
---|
1882 | .byte 0x0 /* uleb128 0x0; action */ |
---|
1883 | |
---|
1884 | .long Lffcall_return_registersBeginCatch-Lffcall_return_registers /* region 3 start */ |
---|
1885 | .long Lffcall_return_registersBeginCatch_end-Lffcall_return_registersBeginCatch /* length */ |
---|
1886 | .long 0 /* landing pad */ |
---|
1887 | .byte 0x0 /* uleb128 0x0; action */ |
---|
1888 | |
---|
1889 | .long Lffcall_return_registersEndCatch-Lffcall_return_registers |
---|
1890 | .long Lffcall_return_registersEndCatch_end-Lffcall_return_registersEndCatch /* length */ |
---|
1891 | .long 0x0 /* landing pad */ |
---|
1892 | .byte 0x0 /* uleb128 0x0; action */ |
---|
1893 | .byte 0x1 /* Action record table */ |
---|
1894 | .byte 0x0 |
---|
1895 | .align 3 |
---|
1896 | .quad 0 /* _OBJC_EHTYPE_$_NSException */ |
---|
1897 | .text |
---|
1898 | __endif |
---|
1899 | __endif |
---|
1900 | |
---|
1901 | |
---|
1902 | |
---|
1903 | /* Signal an error synchronously, via %ERR-DISP. */ |
---|
1904 | /* If %ERR-DISP isn't fbound, it'd be nice to print a message */ |
---|
1905 | /* on the C runtime stderr. */ |
---|
1906 | |
---|
1907 | _spentry(ksignalerr) |
---|
1908 | __(li fname,nrs.errdisp) |
---|
1909 | __(jump_fname) |
---|
1910 | |
---|
1911 | /* As in the heap-consed cases, only stack-cons the &rest arg */ |
---|
1912 | _spentry(stack_rest_arg) |
---|
1913 | __(li imm0,0) |
---|
1914 | __(vpush_argregs()) |
---|
1915 | __(b _SPstack_cons_rest_arg) |
---|
1916 | |
---|
1917 | |
---|
1918 | _spentry(req_stack_rest_arg) |
---|
1919 | __(vpush_argregs()) |
---|
1920 | __(b _SPstack_cons_rest_arg) |
---|
1921 | |
---|
1922 | _spentry(stack_cons_rest_arg) |
---|
1923 | __(sub imm1,nargs,imm0) |
---|
1924 | __(cmpri(cr0,imm1,0)) |
---|
1925 | __(cmpri(cr1,imm1,(4096-dnode_size)/2)) |
---|
1926 | __(li arg_z,nil_value) |
---|
1927 | __(ble cr0,2f) /* always temp-push something. */ |
---|
1928 | __(bge cr1,3f) |
---|
1929 | __(add imm1,imm1,imm1) |
---|
1930 | __(dnode_align(imm2,imm1,tsp_frame.fixed_overhead)) |
---|
1931 | __(TSP_Alloc_Var_Boxed(imm2,imm3)) |
---|
1932 | __(la imm0,tsp_frame.data_offset+fulltag_cons(tsp)) |
---|
1933 | 1: |
---|
1934 | __(cmpri(cr0,imm1,cons.size)) /* last time through ? */ |
---|
1935 | __(subi imm1,imm1,cons.size) |
---|
1936 | __(vpop(arg_x)) |
---|
1937 | __(_rplacd(imm0,arg_z)) |
---|
1938 | __(_rplaca(imm0,arg_x)) |
---|
1939 | __(mr arg_z,imm0) |
---|
1940 | __(la imm0,cons.size(imm0)) |
---|
1941 | __(bne cr0,1b) |
---|
1942 | __(vpush(arg_z)) |
---|
1943 | __(blr) |
---|
1944 | 2: |
---|
1945 | __(TSP_Alloc_Fixed_Unboxed(0)) |
---|
1946 | __(vpush(arg_z)) |
---|
1947 | __(blr) |
---|
1948 | 3: |
---|
1949 | __(TSP_Alloc_Fixed_Unboxed(0)) |
---|
1950 | __(b _SPheap_cons_rest_arg) |
---|
1951 | |
---|
1952 | /* This was trying to swap exception ports to work around Darwin JNI lossage. |
---|
1953 | It's tended to bitrot, and we have another way to do that now. |
---|
1954 | */ |
---|
1955 | _spentry(poweropen_callbackX) |
---|
1956 | .long 0x7c800008 /* debug trap */ |
---|
1957 | |
---|
1958 | /* Prepend all but the first two (closure code, fn) and last two */ |
---|
1959 | /* (function name, lfbits) elements of nfn to the "arglist". */ |
---|
1960 | /* Doing things this way (the same way that 68K MCL does) lets */ |
---|
1961 | /* functions which take "inherited arguments" work consistently */ |
---|
1962 | /* even in cases where no closure object is created. */ |
---|
1963 | _spentry(call_closure) |
---|
1964 | __(cmpri(cr0,nargs,nargregs<<fixnumshift)) |
---|
1965 | __(cmpri(cr1,nargs,fixnum_one)) |
---|
1966 | __(vector_length(imm0,nfn,imm0)) |
---|
1967 | __(subi imm0,imm0,4<<fixnumshift) /* imm0 = inherited arg count */ |
---|
1968 | __(li imm1,misc_data_offset+(2<<fixnumshift)) /* point to 1st arg */ |
---|
1969 | __(li imm4,nil_value) |
---|
1970 | __(ble+ cr0,local_label(no_insert)) |
---|
1971 | /* Some arguments have already been vpushed. Vpush imm0's worth */ |
---|
1972 | /* of NILs, copy those arguments that have already been vpushed from */ |
---|
1973 | /* the old TOS to the new, then insert all of the inerited args */ |
---|
1974 | /* and go to the function. */ |
---|
1975 | __(li imm2,0) |
---|
1976 | local_label(push_nil_loop): |
---|
1977 | __(addi imm2,imm2,fixnum_one) |
---|
1978 | __(cmpr(cr2,imm2,imm0)) |
---|
1979 | __(vpush(imm4)) |
---|
1980 | __(bne cr2,local_label(push_nil_loop)) |
---|
1981 | |
---|
1982 | __(mr imm3,vsp) |
---|
1983 | __(add imm4,vsp,imm0) |
---|
1984 | __(subi imm2,nargs,nargregs<<fixnumshift) |
---|
1985 | local_label(copy_already_loop): |
---|
1986 | __(cmpri(cr2,imm2,fixnum_one)) |
---|
1987 | __(subi imm2,imm2,fixnum_one) |
---|
1988 | __(ldr(fname,0(imm4))) |
---|
1989 | __(addi imm4,imm4,fixnum_one) |
---|
1990 | __(str(fname,0(imm3))) |
---|
1991 | __(addi imm3,imm3,fixnum_one) |
---|
1992 | __(bne cr2,local_label(copy_already_loop)) |
---|
1993 | |
---|
1994 | local_label(insert_loop): |
---|
1995 | __(cmpri(cr2,imm0,fixnum_one)) |
---|
1996 | __(ldrx(fname,nfn,imm1)) |
---|
1997 | __(addi imm1,imm1,fixnum_one) |
---|
1998 | __(addi nargs,nargs,fixnum_one) |
---|
1999 | __(subi imm0,imm0,fixnum_one) |
---|
2000 | __(push(fname,imm4)) |
---|
2001 | __(bne cr2,local_label(insert_loop)) |
---|
2002 | __(b local_label(go)) |
---|
2003 | local_label(no_insert): |
---|
2004 | /* nargregs or fewer args were already vpushed. */ |
---|
2005 | /* if exactly nargregs, vpush remaining inherited vars. */ |
---|
2006 | __(add imm2,imm1,imm0) |
---|
2007 | __(bne cr0,local_label(set_regs)) |
---|
2008 | local_label(vpush_remaining): |
---|
2009 | __(cmpri(cr2,imm0,fixnum_one)) |
---|
2010 | __(ldrx(fname,nfn,imm1)) |
---|
2011 | __(addi imm1,imm1,fixnum_one) |
---|
2012 | __(vpush(fname)) |
---|
2013 | __(subi imm0,imm0,fixnum_one) |
---|
2014 | __(addi nargs,nargs,fixnum_one) |
---|
2015 | __(bne cr2,local_label(vpush_remaining)) |
---|
2016 | __(b local_label(go)) |
---|
2017 | local_label(set_regs): |
---|
2018 | /* if nargs was > 1 (and we know that it was < 3), it must have */ |
---|
2019 | /* been 2. Set arg_x, then vpush the remaining args. */ |
---|
2020 | __(ble cr1,local_label(set_y_z)) |
---|
2021 | local_label(set_arg_x): |
---|
2022 | __(subi imm0,imm0,fixnum_one) |
---|
2023 | __(cmpri(cr0,imm0,0)) |
---|
2024 | __(subi imm2,imm2,fixnum_one) |
---|
2025 | __(ldrx(arg_x,nfn,imm2)) |
---|
2026 | __(addi nargs,nargs,fixnum_one) |
---|
2027 | __(bne cr0,local_label(vpush_remaining)) |
---|
2028 | __(b local_label(go)) |
---|
2029 | /* Maybe set arg_y or arg_z, preceding args */ |
---|
2030 | local_label(set_y_z): |
---|
2031 | __(bne cr1,local_label(set_arg_z)) |
---|
2032 | /* Set arg_y, maybe arg_x, preceding args */ |
---|
2033 | local_label(set_arg_y): |
---|
2034 | __(subi imm0,imm0,fixnum_one) |
---|
2035 | __(cmpri(cr0,imm0,0)) |
---|
2036 | __(subi imm2,imm2,fixnum_one) |
---|
2037 | __(ldrx(arg_y,nfn,imm2)) |
---|
2038 | __(addi nargs,nargs,fixnum_one) |
---|
2039 | __(bne cr0,local_label(set_arg_x)) |
---|
2040 | __(b local_label(go)) |
---|
2041 | local_label(set_arg_z): |
---|
2042 | __(subi imm0,imm0,fixnum_one) |
---|
2043 | __(cmpri(cr0,imm0,0)) |
---|
2044 | __(subi imm2,imm2,fixnum_one) |
---|
2045 | __(ldrx(arg_z,nfn,imm2)) |
---|
2046 | __(addi nargs,nargs,fixnum_one) |
---|
2047 | __(bne cr0,local_label(set_arg_y)) |
---|
2048 | |
---|
2049 | local_label(go): |
---|
2050 | __(vrefr(nfn,nfn,1)) |
---|
2051 | __(ldr(loc_pc,_function.codevector(nfn))) |
---|
2052 | __(mtctr loc_pc) |
---|
2053 | __(bctr) |
---|
2054 | |
---|
2055 | /* This treats anything that's either */ |
---|
2056 | /* #+ppc32 (signed-byte 32), (unsigned-byte 32) */ |
---|
2057 | /* #+ppc64 (signed-byte 64), (unsigned-byte 64) */ |
---|
2058 | /* as if it denoted a "natural-sized" value. */ |
---|
2059 | /* Argument in arg_z, result in imm0. May use temp0. */ |
---|
2060 | _spentry(getxlong) |
---|
2061 | __ifdef([PPC64]) |
---|
2062 | __else |
---|
2063 | __(extract_typecode(imm0,arg_z)) |
---|
2064 | __(cmpri(cr0,imm0,tag_fixnum)) |
---|
2065 | __(cmpri(cr1,imm0,subtag_bignum)) |
---|
2066 | __(unbox_fixnum(imm0,arg_z)) |
---|
2067 | __(beqlr cr0) |
---|
2068 | __(mr temp0,arg_z) |
---|
2069 | __(bne- cr1,local_label(error)) |
---|
2070 | __(getvheader(imm0,temp0)) |
---|
2071 | __(cmpri(cr1,imm0,one_digit_bignum_header)) |
---|
2072 | __(cmpri(cr7,imm0,two_digit_bignum_header)) |
---|
2073 | __(beq cr1,local_label(big1)) |
---|
2074 | __(beq cr7,local_label(big2)) |
---|
2075 | local_label(error): |
---|
2076 | __(uuo_interr(error_object_not_integer,arg_z)) /* not quite right but what 68K MCL said */ |
---|
2077 | |
---|
2078 | |
---|
2079 | |
---|
2080 | local_label(big2): |
---|
2081 | __(vrefr(imm0,temp0,1)) /* sign digit must be 0 */ |
---|
2082 | __(cmpri(imm0,0)) |
---|
2083 | __(bne local_label(error)) |
---|
2084 | local_label(big1): |
---|
2085 | __(vrefr(imm0,temp0,0)) |
---|
2086 | __(blr) |
---|
2087 | |
---|
2088 | |
---|
2089 | __endif |
---|
2090 | |
---|
2091 | /* Everything up to the last arg has been vpushed, nargs is set to */ |
---|
2092 | /* the (boxed) count of things already pushed. */ |
---|
2093 | /* On exit, arg_x, arg_y, arg_z, and nargs are set as per a normal */ |
---|
2094 | /* function call (this may require vpopping a few things.) */ |
---|
2095 | /* ppc2-invoke-fn assumes that temp1 is preserved here. */ |
---|
2096 | _spentry(spreadargz) |
---|
2097 | __ifdef([PPC64]) |
---|
2098 | __(extract_fulltag(imm1,arg_z)) |
---|
2099 | __(cmpri(cr1,imm1,fulltag_cons)) |
---|
2100 | __else |
---|
2101 | __(extract_lisptag(imm1,arg_z)) |
---|
2102 | __(cmpri(cr1,imm1,tag_list)) |
---|
2103 | __endif |
---|
2104 | __(cmpri(cr0,arg_z,nil_value)) |
---|
2105 | __(li imm0,0) |
---|
2106 | __(mr arg_y,arg_z) /* save in case of error */ |
---|
2107 | __(beq cr0,2f) |
---|
2108 | 1: |
---|
2109 | __(bne- cr1,3f) |
---|
2110 | __(_car(arg_x,arg_z)) |
---|
2111 | __(_cdr(arg_z,arg_z)) |
---|
2112 | __(cmpri(cr0,arg_z,nil_value)) |
---|
2113 | __ifdef([PPC64]) |
---|
2114 | __(extract_fulltag(imm1,arg_z)) |
---|
2115 | __(cmpri(cr1,imm1,fulltag_cons)) |
---|
2116 | __else |
---|
2117 | __(extract_lisptag(imm1,arg_z)) |
---|
2118 | __(cmpri(cr1,imm1,tag_list)) |
---|
2119 | __endif |
---|
2120 | __(vpush(arg_x)) |
---|
2121 | __(addi imm0,imm0,fixnum_one) |
---|
2122 | __(bne cr0,1b) |
---|
2123 | 2: |
---|
2124 | __(add. nargs,nargs,imm0) |
---|
2125 | __(cmpri(cr2,nargs,2<<fixnumshift)) |
---|
2126 | __(beqlr- cr0) |
---|
2127 | __(vpop(arg_z)) |
---|
2128 | __(bltlr cr2) |
---|
2129 | __(vpop(arg_y)) |
---|
2130 | __(beqlr cr2) |
---|
2131 | __(vpop(arg_x)) |
---|
2132 | __(blr) |
---|
2133 | /* Discard whatever's been vpushed already, complain. */ |
---|
2134 | 3: |
---|
2135 | __(add vsp,vsp,imm0) |
---|
2136 | __(mr arg_z,arg_y) /* recover original arg_z */ |
---|
2137 | __(li arg_y,XNOSPREAD) |
---|
2138 | __(set_nargs(2)) |
---|
2139 | __(b _SPksignalerr) |
---|
2140 | |
---|
2141 | /* Tail-recursively funcall temp0. */ |
---|
2142 | /* Pretty much the same as the tcallsym* cases above. */ |
---|
2143 | _spentry(tfuncallgen) |
---|
2144 | __(cmpri(cr0,nargs,nargregs<<fixnumshift)) |
---|
2145 | __(ldr(loc_pc,lisp_frame.savelr(sp))) |
---|
2146 | __(ldr(fn,lisp_frame.savefn(sp))) |
---|
2147 | __(mtlr loc_pc) |
---|
2148 | __(ble cr0,2f) |
---|
2149 | __(ldr(imm0,lisp_frame.savevsp(sp))) |
---|
2150 | __(discard_lisp_frame()) |
---|
2151 | /* can use nfn (= temp2) as a temporary */ |
---|
2152 | __(subi imm1,nargs,nargregs<<fixnumshift) |
---|
2153 | __(add imm1,imm1,vsp) |
---|
2154 | 1: |
---|
2155 | __(ldru(temp2,-node_size(imm1))) |
---|
2156 | __(cmpr(cr0,imm1,vsp)) |
---|
2157 | __(push(temp2,imm0)) |
---|
2158 | __(bne cr0,1b) |
---|
2159 | __(mr vsp,imm0) |
---|
2160 | __(do_funcall()) |
---|
2161 | 2: |
---|
2162 | __(ldr(vsp,lisp_frame.savevsp(sp))) |
---|
2163 | __(discard_lisp_frame()) |
---|
2164 | __(do_funcall()) |
---|
2165 | |
---|
2166 | |
---|
2167 | /* Some args were vpushed. Slide them down to the base of */ |
---|
2168 | /* the current frame, then do funcall. */ |
---|
2169 | _spentry(tfuncallslide) |
---|
2170 | __(ldr(loc_pc,lisp_frame.savelr(sp))) |
---|
2171 | __(ldr(fn,lisp_frame.savefn(sp))) |
---|
2172 | __(ldr(imm0,lisp_frame.savevsp(sp))) |
---|
2173 | __(discard_lisp_frame()) |
---|
2174 | /* can use nfn (= temp2) as a temporary */ |
---|
2175 | __(subi imm1,nargs,nargregs<<fixnumshift) |
---|
2176 | __(add imm1,imm1,vsp) |
---|
2177 | __(mtlr loc_pc) |
---|
2178 | 1: |
---|
2179 | __(ldru(temp2,-node_size(imm1))) |
---|
2180 | __(cmpr(cr0,imm1,vsp)) |
---|
2181 | __(push(temp2,imm0)) |
---|
2182 | __(bne cr0,1b) |
---|
2183 | __(mr vsp,imm0) |
---|
2184 | __(do_funcall()) |
---|
2185 | |
---|
2186 | /* No args were vpushed; recover saved context & do funcall */ |
---|
2187 | _spentry(tfuncallvsp) |
---|
2188 | __(ldr(loc_pc,lisp_frame.savelr(sp))) |
---|
2189 | __(ldr(fn,lisp_frame.savefn(sp))) |
---|
2190 | __(ldr(vsp,lisp_frame.savevsp(sp))) |
---|
2191 | __(mtlr loc_pc) |
---|
2192 | __(discard_lisp_frame()) |
---|
2193 | __(do_funcall()) |
---|
2194 | |
---|
2195 | /* Tail-recursively call the (known symbol) in fname. */ |
---|
2196 | /* In the general case, we don't know if any args were */ |
---|
2197 | /* vpushed or not. If so, we have to "slide" them down */ |
---|
2198 | /* to the base of the frame. If not, we can just restore */ |
---|
2199 | /* vsp, lr, fn from the saved lisp frame on the control stack. */ |
---|
2200 | _spentry(tcallsymgen) |
---|
2201 | __(cmpri(cr0,nargs,nargregs<<fixnumshift)) |
---|
2202 | __(ldr(loc_pc,lisp_frame.savelr(sp))) |
---|
2203 | __(ldr(fn,lisp_frame.savefn(sp))) |
---|
2204 | __(mtlr loc_pc) |
---|
2205 | __(ble cr0,2f) |
---|
2206 | |
---|
2207 | __(ldr(imm0,lisp_frame.savevsp(sp))) |
---|
2208 | __(discard_lisp_frame()) |
---|
2209 | /* can use nfn (= temp2) as a temporary */ |
---|
2210 | __(subi imm1,nargs,nargregs<<fixnumshift) |
---|
2211 | __(add imm1,imm1,vsp) |
---|
2212 | 1: |
---|
2213 | __(ldru(temp2,-node_size(imm1))) |
---|
2214 | __(cmpr(cr0,imm1,vsp)) |
---|
2215 | __(push(temp2,imm0)) |
---|
2216 | __(bne cr0,1b) |
---|
2217 | __(mr vsp,imm0) |
---|
2218 | __(jump_fname) |
---|
2219 | |
---|
2220 | 2: |
---|
2221 | __(ldr(vsp,lisp_frame.savevsp(sp))) |
---|
2222 | __(discard_lisp_frame()) |
---|
2223 | __(jump_fname) |
---|
2224 | |
---|
2225 | |
---|
2226 | /* Some args were vpushed. Slide them down to the base of */ |
---|
2227 | /* the current frame, then do funcall. */ |
---|
2228 | _spentry(tcallsymslide) |
---|
2229 | __(ldr(loc_pc,lisp_frame.savelr(sp))) |
---|
2230 | __(ldr(fn,lisp_frame.savefn(sp))) |
---|
2231 | __(ldr(imm0,lisp_frame.savevsp(sp))) |
---|
2232 | __(discard_lisp_frame()) |
---|
2233 | __(mtlr loc_pc) |
---|
2234 | /* can use nfn (= temp2) as a temporary */ |
---|
2235 | __(subi imm1,nargs,nargregs<<fixnumshift) |
---|
2236 | __(add imm1,imm1,vsp) |
---|
2237 | 1: |
---|
2238 | __(ldru(temp2,-node_size(imm1))) |
---|
2239 | __(cmpr(cr0,imm1,vsp)) |
---|
2240 | __(push(temp2,imm0)) |
---|
2241 | __(bne cr0,1b) |
---|
2242 | __(mr vsp,imm0) |
---|
2243 | __(jump_fname) |
---|
2244 | |
---|
2245 | /* No args were vpushed; recover saved context & call symbol */ |
---|
2246 | _spentry(tcallsymvsp) |
---|
2247 | __(ldr(loc_pc,lisp_frame.savelr(sp))) |
---|
2248 | __(ldr(fn,lisp_frame.savefn(sp))) |
---|
2249 | __(ldr(vsp,lisp_frame.savevsp(sp))) |
---|
2250 | __(discard_lisp_frame()) |
---|
2251 | __(mtlr loc_pc) |
---|
2252 | __(jump_fname) |
---|
2253 | |
---|
2254 | /* Tail-recursively call the function in nfn. */ |
---|
2255 | /* Pretty much the same as the tcallsym* cases above. */ |
---|
2256 | _spentry(tcallnfngen) |
---|
2257 | __(cmpri(cr0,nargs,nargregs<<fixnumshift)) |
---|
2258 | __(ble cr0,_SPtcallnfnvsp) |
---|
2259 | __(b _SPtcallnfnslide) |
---|
2260 | |
---|
2261 | /* Some args were vpushed. Slide them down to the base of */ |
---|
2262 | /* the current frame, then do funcall. */ |
---|
2263 | _spentry(tcallnfnslide) |
---|
2264 | __(ldr(loc_pc,lisp_frame.savelr(sp))) |
---|
2265 | __(ldr(fn,lisp_frame.savefn(sp))) |
---|
2266 | __(ldr(imm0,lisp_frame.savevsp(sp))) |
---|
2267 | __(discard_lisp_frame()) |
---|
2268 | __(mtlr loc_pc) |
---|
2269 | /* Since we have a known function, can use fname as a temporary. */ |
---|
2270 | __(subi imm1,nargs,nargregs<<fixnumshift) |
---|
2271 | __(add imm1,imm1,vsp) |
---|
2272 | 1: |
---|
2273 | __(ldru(fname,-node_size(imm1))) |
---|
2274 | __(cmpr(cr0,imm1,vsp)) |
---|
2275 | __(push(fname,imm0)) |
---|
2276 | __(bne cr0,1b) |
---|
2277 | __(mr vsp,imm0) |
---|
2278 | __(jump_nfn()) |
---|
2279 | |
---|
2280 | _spentry(tcallnfnvsp) |
---|
2281 | __(ldr(loc_pc,lisp_frame.savelr(sp))) |
---|
2282 | __(ldr(fn,lisp_frame.savefn(sp))) |
---|
2283 | __(ldr(vsp,lisp_frame.savevsp(sp))) |
---|
2284 | __(discard_lisp_frame()) |
---|
2285 | __(mtlr loc_pc) |
---|
2286 | __(jump_nfn()) |
---|
2287 | |
---|
2288 | /* Reference index arg_z of a misc-tagged object (arg_y). */ |
---|
2289 | /* Note that this conses in some cases. Return a properly-tagged */ |
---|
2290 | /* lisp object in arg_z. Do type and bounds-checking. */ |
---|
2291 | |
---|
2292 | _spentry(misc_ref) |
---|
2293 | __(trap_unless_fulltag_equal(arg_y,fulltag_misc,imm0)) |
---|
2294 | __(trap_unless_lisptag_equal(arg_z,tag_fixnum,imm0)) |
---|
2295 | __(vector_length(imm0,arg_y,imm1)) |
---|
2296 | __(trlge(arg_z,imm0)) |
---|
2297 | __(extract_lowbyte(imm1,imm1)) /* imm1 = subtag */ |
---|
2298 | |
---|
2299 | local_label(misc_ref_common): |
---|
2300 | __ifdef([PPC64]) |
---|
2301 | __(slwi imm1,imm1,3) |
---|
2302 | __(li imm0,LO(local_label(misc_ref_jmp))) |
---|
2303 | __(addis imm0,imm0,HA(local_label(misc_ref_jmp))) |
---|
2304 | __(ldx imm0,imm0,imm1) |
---|
2305 | __(mtctr imm0) |
---|
2306 | __(bctr) |
---|
2307 | |
---|
2308 | local_label(misc_ref_jmp): |
---|
2309 | /* 00-0f */ |
---|
2310 | .quad local_label(misc_ref_invalid) /* 00 even_fixnum */ |
---|
2311 | .quad local_label(misc_ref_invalid) /* 01 imm_0 */ |
---|
2312 | .quad local_label(misc_ref_invalid) /* 02 immheader_0 */ |
---|
2313 | .quad local_label(misc_ref_node) /* 03 function */ |
---|
2314 | .quad local_label(misc_ref_invalid) /* 04 cons */ |
---|
2315 | .quad local_label(misc_ref_invalid) /* 05 imm_1 */ |
---|
2316 | .quad local_label(misc_ref_invalid) /* 06 immheader_1 */ |
---|
2317 | .quad local_label(misc_ref_node) /* 07 catch_frame */ |
---|
2318 | .quad local_label(misc_ref_invalid) /* 08 odd_fixnum */ |
---|
2319 | .quad local_label(misc_ref_invalid) /* 09 imm_2 */ |
---|
2320 | .quad local_label(misc_ref_u32) /* 0a code_vector */ |
---|
2321 | .quad local_label(misc_ref_node) /* 0b slot_vector */ |
---|
2322 | .quad local_label(misc_ref_invalid) /* 0c misc */ |
---|
2323 | .quad local_label(misc_ref_invalid) /* 0d imm3 */ |
---|
2324 | .quad local_label(misc_ref_invalid) /* 0e immheader_3 */ |
---|
2325 | .quad local_label(misc_ref_node) /* 0f ratio */ |
---|
2326 | /* 10-1f */ |
---|
2327 | .quad local_label(misc_ref_invalid) /* 10 even_fixnum */ |
---|
2328 | .quad local_label(misc_ref_invalid) /* 11 imm_0 */ |
---|
2329 | .quad local_label(misc_ref_invalid) /* 12 immheader_0 */ |
---|
2330 | .quad local_label(misc_ref_node) /* 13 symbol_0 */ |
---|
2331 | .quad local_label(misc_ref_invalid) /* 14 cons */ |
---|
2332 | .quad local_label(misc_ref_invalid) /* 15 imm_1 */ |
---|
2333 | .quad local_label(misc_ref_invalid) /* 16 immheader_1 */ |
---|
2334 | .quad local_label(misc_ref_node) /* 17 lisp_tread */ |
---|
2335 | .quad local_label(misc_ref_invalid) /* 18 odd_fixnum */ |
---|
2336 | .quad local_label(misc_ref_invalid) /* 19 imm_2 */ |
---|
2337 | .quad local_label(misc_ref_u32) /* 1a xcode_vector */ |
---|
2338 | .quad local_label(misc_ref_node) /* 1b instance */ |
---|
2339 | .quad local_label(misc_ref_invalid) /* 1c misc */ |
---|
2340 | .quad local_label(misc_ref_invalid) /* 1d imm3 */ |
---|
2341 | .quad local_label(misc_ref_u64) /* 1e macptr */ |
---|
2342 | .quad local_label(misc_ref_node) /* 1f complex */ |
---|
2343 | /* 20-2f */ |
---|
2344 | .quad local_label(misc_ref_invalid) /* 20 even_fixnum */ |
---|
2345 | .quad local_label(misc_ref_invalid) /* 21 imm_0 */ |
---|
2346 | .quad local_label(misc_ref_invalid) /* 22 immheader_0 */ |
---|
2347 | .quad local_label(misc_ref_invalid) /* 23 nodeheader_0 */ |
---|
2348 | .quad local_label(misc_ref_invalid) /* 24 cons */ |
---|
2349 | .quad local_label(misc_ref_invalid) /* 25 imm_1 */ |
---|
2350 | .quad local_label(misc_ref_invalid) /* 26 immheader_1 */ |
---|
2351 | .quad local_label(misc_ref_node) /* 27 lock */ |
---|
2352 | .quad local_label(misc_ref_invalid) /* 28 odd_fixnum */ |
---|
2353 | .quad local_label(misc_ref_invalid) /* 29 imm_2 */ |
---|
2354 | .quad local_label(misc_ref_u32) /* 2a bignum */ |
---|
2355 | .quad local_label(misc_ref_node) /* 2b struct */ |
---|
2356 | .quad local_label(misc_ref_invalid) /* 2c misc */ |
---|
2357 | .quad local_label(misc_ref_invalid) /* 2d imm3 */ |
---|
2358 | .quad local_label(misc_ref_u64) /* 2e dead_macptr */ |
---|
2359 | .quad local_label(misc_ref_invalid) /* 2f nodeheader_3 */ |
---|
2360 | /* 30-3f */ |
---|
2361 | .quad local_label(misc_ref_invalid) /* 30 even_fixnum */ |
---|
2362 | .quad local_label(misc_ref_invalid) /* 31 imm_0 */ |
---|
2363 | .quad local_label(misc_ref_invalid) /* 32 immheader_0 */ |
---|
2364 | .quad local_label(misc_ref_invalid) /* 33 nodeheader_0 */ |
---|
2365 | .quad local_label(misc_ref_invalid) /* 34 cons */ |
---|
2366 | .quad local_label(misc_ref_invalid) /* 35 imm_1 */ |
---|
2367 | .quad local_label(misc_ref_invalid) /* 36 immheader_1 */ |
---|
2368 | .quad local_label(misc_ref_node) /* 37 hash_vector */ |
---|
2369 | .quad local_label(misc_ref_invalid) /* 38 odd_fixnum */ |
---|
2370 | .quad local_label(misc_ref_invalid) /* 39 imm_2 */ |
---|
2371 | .quad local_label(misc_ref_u32) /* 3a double_float */ |
---|
2372 | .quad local_label(misc_ref_node) /* 3b istruct */ |
---|
2373 | .quad local_label(misc_ref_invalid) /* 3c misc */ |
---|
2374 | .quad local_label(misc_ref_invalid) /* 3d imm3 */ |
---|
2375 | .quad local_label(misc_ref_invalid) /* 3e immheader_3 */ |
---|
2376 | .quad local_label(misc_ref_invalid) /* 3f nodeheader_3 */ |
---|
2377 | /* 40-4f */ |
---|
2378 | .quad local_label(misc_ref_invalid) /* 40 even_fixnum */ |
---|
2379 | .quad local_label(misc_ref_invalid) /* 41 imm_0 */ |
---|
2380 | .quad local_label(misc_ref_invalid) /* 42 immheader_0 */ |
---|
2381 | .quad local_label(misc_ref_invalid) /* 43 nodeheader_0 */ |
---|
2382 | .quad local_label(misc_ref_invalid) /* 44 cons */ |
---|
2383 | .quad local_label(misc_ref_invalid) /* 45 imm_1 */ |
---|
2384 | .quad local_label(misc_ref_invalid) /* 46 immheader_1 */ |
---|
2385 | .quad local_label(misc_ref_node) /* 47 pool */ |
---|
2386 | .quad local_label(misc_ref_invalid) /* 48 odd_fixnum */ |
---|
2387 | .quad local_label(misc_ref_invalid) /* 49 imm_2 */ |
---|
2388 | .quad local_label(misc_ref_invalid) /* 4a immheader_2 */ |
---|
2389 | .quad local_label(misc_ref_node) /* 4b value_cell_2 */ |
---|
2390 | .quad local_label(misc_ref_invalid) /* 4c misc */ |
---|
2391 | .quad local_label(misc_ref_invalid) /* 4d imm3 */ |
---|
2392 | .quad local_label(misc_ref_invalid) /* 4e immheader_3 */ |
---|
2393 | .quad local_label(misc_ref_invalid) /* 4f nodeheader_3 */ |
---|
2394 | /* 50-5f */ |
---|
2395 | .quad local_label(misc_ref_invalid) /* 50 even_fixnum */ |
---|
2396 | .quad local_label(misc_ref_invalid) /* 51 imm_0 */ |
---|
2397 | .quad local_label(misc_ref_invalid) /* 52 immheader_0 */ |
---|
2398 | .quad local_label(misc_ref_invalid) /* 53 nodeheader_0 */ |
---|
2399 | .quad local_label(misc_ref_invalid) /* 54 cons */ |
---|
2400 | .quad local_label(misc_ref_invalid) /* 55 imm_1 */ |
---|
2401 | .quad local_label(misc_ref_invalid) /* 56 immheader_1 */ |
---|
2402 | .quad local_label(misc_ref_node) /* 57 weak */ |
---|
2403 | .quad local_label(misc_ref_invalid) /* 58 odd_fixnum */ |
---|
2404 | .quad local_label(misc_ref_invalid) /* 59 imm_2 */ |
---|
2405 | .quad local_label(misc_ref_invalid) /* 5a immheader_2 */ |
---|
2406 | .quad local_label(misc_ref_node) /* 5b xfunction */ |
---|
2407 | .quad local_label(misc_ref_invalid) /* 5c misc */ |
---|
2408 | .quad local_label(misc_ref_invalid) /* 5d imm3 */ |
---|
2409 | .quad local_label(misc_ref_invalid) /* 5e immheader_3 */ |
---|
2410 | .quad local_label(misc_ref_invalid) /* 5f nodeheader_3 */ |
---|
2411 | /* 60-6f */ |
---|
2412 | .quad local_label(misc_ref_invalid) /* 60 even_fixnum */ |
---|
2413 | .quad local_label(misc_ref_invalid) /* 61 imm_0 */ |
---|
2414 | .quad local_label(misc_ref_invalid) /* 62 immheader_0 */ |
---|
2415 | .quad local_label(misc_ref_invalid) /* 63 nodeheader_0 */ |
---|
2416 | .quad local_label(misc_ref_invalid) /* 64 cons */ |
---|
2417 | .quad local_label(misc_ref_invalid) /* 65 imm_1 */ |
---|
2418 | .quad local_label(misc_ref_invalid) /* 66 immheader_1 */ |
---|
2419 | .quad local_label(misc_ref_node) /* 67 package */ |
---|
2420 | .quad local_label(misc_ref_invalid) /* 68 odd_fixnum */ |
---|
2421 | .quad local_label(misc_ref_invalid) /* 69 imm_2 */ |
---|
2422 | .quad local_label(misc_ref_invalid) /* 6a immheader_2 */ |
---|
2423 | .quad local_label(misc_ref_invalid) /* 6b nodeheader_2 */ |
---|
2424 | .quad local_label(misc_ref_invalid) /* 6c misc */ |
---|
2425 | .quad local_label(misc_ref_invalid) /* 6d imm3 */ |
---|
2426 | .quad local_label(misc_ref_invalid) /* 6e immheader_3 */ |
---|
2427 | .quad local_label(misc_ref_invalid) /* 6f nodeheader_3 */ |
---|
2428 | /* 70-7f */ |
---|
2429 | .quad local_label(misc_ref_invalid) /* 70 even_fixnum */ |
---|
2430 | .quad local_label(misc_ref_invalid) /* 71 imm_0 */ |
---|
2431 | .quad local_label(misc_ref_invalid) /* 72 immheader_0 */ |
---|
2432 | .quad local_label(misc_ref_invalid) /* 73 nodeheader_0 */ |
---|
2433 | .quad local_label(misc_ref_invalid) /* 74 cons */ |
---|
2434 | .quad local_label(misc_ref_invalid) /* 75 imm_1 */ |
---|
2435 | .quad local_label(misc_ref_invalid) /* 76 immheader_1 */ |
---|
2436 | .quad local_label(misc_ref_invalid) /* 77 nodeheader_1 */ |
---|
2437 | .quad local_label(misc_ref_invalid) /* 78 odd_fixnum */ |
---|
2438 | .quad local_label(misc_ref_invalid) /* 79 imm_2 */ |
---|
2439 | .quad local_label(misc_ref_invalid) /* 7a immheader_2 */ |
---|
2440 | .quad local_label(misc_ref_invalid) /* 7b nodeheader_2 */ |
---|
2441 | .quad local_label(misc_ref_invalid) /* 7c misc */ |
---|
2442 | .quad local_label(misc_ref_invalid) /* 7d imm3 */ |
---|
2443 | .quad local_label(misc_ref_invalid) /* 7e immheader_3 */ |
---|
2444 | .quad local_label(misc_ref_invalid) /* 7f nodeheader_3 */ |
---|
2445 | /* 80-8f */ |
---|
2446 | .quad local_label(misc_ref_invalid) /* 80 even_fixnum */ |
---|
2447 | .quad local_label(misc_ref_invalid) /* 81 imm_0 */ |
---|
2448 | .quad local_label(misc_ref_invalid) /* 82 immheader_0 */ |
---|
2449 | .quad local_label(misc_ref_invalid) /* 83 nodeheader_0 */ |
---|
2450 | .quad local_label(misc_ref_invalid) /* 84 cons */ |
---|
2451 | .quad local_label(misc_ref_invalid) /* 85 imm_1 */ |
---|
2452 | .quad local_label(misc_ref_invalid) /* 86 immheader_1 */ |
---|
2453 | .quad local_label(misc_ref_node) /* 87 arrayH */ |
---|
2454 | .quad local_label(misc_ref_invalid) /* 88 odd_fixnum */ |
---|
2455 | .quad local_label(misc_ref_invalid) /* 89 imm_2 */ |
---|
2456 | .quad local_label(misc_ref_invalid) /* 8a immheader_2 */ |
---|
2457 | .quad local_label(misc_ref_node) /* 8b vectorH */ |
---|
2458 | .quad local_label(misc_ref_invalid) /* 8c misc */ |
---|
2459 | .quad local_label(misc_ref_invalid) /* 8d imm3 */ |
---|
2460 | .quad local_label(misc_ref_invalid) /* 8e immheader_3 */ |
---|
2461 | .quad local_label(misc_ref_node) /* 8f simple_vector */ |
---|
2462 | /* 90-9f */ |
---|
2463 | .quad local_label(misc_ref_invalid) /* 90 even_fixnum */ |
---|
2464 | .quad local_label(misc_ref_invalid) /* 91 imm_0 */ |
---|
2465 | .quad local_label(misc_ref_s8) /* 92 s8 */ |
---|
2466 | .quad local_label(misc_ref_invalid) /* 93 nodeheader_0 */ |
---|
2467 | .quad local_label(misc_ref_invalid) /* 94 cons */ |
---|
2468 | .quad local_label(misc_ref_invalid) /* 95 imm_1 */ |
---|
2469 | .quad local_label(misc_ref_s16) /* 96 immheader_1 */ |
---|
2470 | .quad local_label(misc_ref_invalid) /* 97 nodeheader_1 */ |
---|
2471 | .quad local_label(misc_ref_invalid) /* 98 odd_fixnum */ |
---|
2472 | .quad local_label(misc_ref_invalid) /* 99 imm_2 */ |
---|
2473 | .quad local_label(misc_ref_s32) /* 9a s32 */ |
---|
2474 | .quad local_label(misc_ref_invalid) /* 9b nodeheader_2 */ |
---|
2475 | .quad local_label(misc_ref_invalid) /* 9c misc */ |
---|
2476 | .quad local_label(misc_ref_invalid) /* 9d imm3 */ |
---|
2477 | .quad local_label(misc_ref_s64) /* 9e s64 */ |
---|
2478 | .quad local_label(misc_ref_invalid) /* 9f nodeheader_3 */ |
---|
2479 | /* a0-af */ |
---|
2480 | .quad local_label(misc_ref_invalid) /* a0 even_fixnum */ |
---|
2481 | .quad local_label(misc_ref_invalid) /* a1 imm_0 */ |
---|
2482 | .quad local_label(misc_ref_u8) /* a2 u8 */ |
---|
2483 | .quad local_label(misc_ref_invalid) /* a3 nodeheader_0 */ |
---|
2484 | .quad local_label(misc_ref_invalid) /* a4 cons */ |
---|
2485 | .quad local_label(misc_ref_invalid) /* a5 imm_1 */ |
---|
2486 | .quad local_label(misc_ref_u16) /* a6 u16 */ |
---|
2487 | .quad local_label(misc_ref_invalid) /* a7 nodeheader_1 */ |
---|
2488 | .quad local_label(misc_ref_invalid) /* a8 odd_fixnum */ |
---|
2489 | .quad local_label(misc_ref_invalid) /* a9 imm_2 */ |
---|
2490 | .quad local_label(misc_ref_u32) /* aa u32 */ |
---|
2491 | .quad local_label(misc_ref_invalid) /* ab nodeheader_2 */ |
---|
2492 | .quad local_label(misc_ref_invalid) /* ac misc */ |
---|
2493 | .quad local_label(misc_ref_invalid) /* ad imm3 */ |
---|
2494 | .quad local_label(misc_ref_u64) /* ae u64 */ |
---|
2495 | .quad local_label(misc_ref_invalid) /* af nodeheader_3 */ |
---|
2496 | /* b0-bf */ |
---|
2497 | .quad local_label(misc_ref_invalid) /* b0 even_fixnum */ |
---|
2498 | .quad local_label(misc_ref_invalid) /* b1 imm_0 */ |
---|
2499 | .quad local_label(misc_ref_invalid) /* b2 immheader_0 */ |
---|
2500 | .quad local_label(misc_ref_invalid) /* b3 nodeheader_0 */ |
---|
2501 | .quad local_label(misc_ref_invalid) /* b4 cons */ |
---|
2502 | .quad local_label(misc_ref_invalid) /* b5 imm_1 */ |
---|
2503 | .quad local_label(misc_ref_invalid) /* b6 immheader_1 */ |
---|
2504 | .quad local_label(misc_ref_invalid) /* b7 nodeheader_1 */ |
---|
2505 | .quad local_label(misc_ref_invalid) /* b8 odd_fixnum */ |
---|
2506 | .quad local_label(misc_ref_invalid) /* b9 imm_2 */ |
---|
2507 | .quad local_label(misc_ref_single_float_vector) /* ba sf vector */ |
---|
2508 | .quad local_label(misc_ref_invalid) /* bb nodeheader_2 */ |
---|
2509 | .quad local_label(misc_ref_invalid) /* bc misc */ |
---|
2510 | .quad local_label(misc_ref_invalid) /* bd imm3 */ |
---|
2511 | .quad local_label(misc_ref_fixnum_vector) /* be fixnum_vector */ |
---|
2512 | .quad local_label(misc_ref_invalid) /* bf nodeheader_3 */ |
---|
2513 | /* c0-cf */ |
---|
2514 | .quad local_label(misc_ref_invalid) /* c0 even_fixnum */ |
---|
2515 | .quad local_label(misc_ref_invalid) /* c1 imm_0 */ |
---|
2516 | .quad local_label(misc_ref_invalid) /* c2 immheader_0 */ |
---|
2517 | .quad local_label(misc_ref_invalid) /* c3 nodeheader_0 */ |
---|
2518 | .quad local_label(misc_ref_invalid) /* c4 cons */ |
---|
2519 | .quad local_label(misc_ref_invalid) /* c5 imm_1 */ |
---|
2520 | .quad local_label(misc_ref_invalid) /* c6 immheader_1 */ |
---|
2521 | .quad local_label(misc_ref_invalid) /* c7 nodeheader_1 */ |
---|
2522 | .quad local_label(misc_ref_invalid) /* c8 odd_fixnum */ |
---|
2523 | .quad local_label(misc_ref_invalid) /* c9 imm_2 */ |
---|
2524 | .quad local_label(misc_ref_invalid) /* ca immheader_2 */ |
---|
2525 | .quad local_label(misc_ref_invalid) /* cb nodeheader_2 */ |
---|
2526 | .quad local_label(misc_ref_invalid) /* cc misc */ |
---|
2527 | .quad local_label(misc_ref_invalid) /* cd imm3 */ |
---|
2528 | .quad local_label(misc_ref_double_float_vector) /* ce double-float vector */ |
---|
2529 | .quad local_label(misc_ref_invalid) /* cf nodeheader_3 */ |
---|
2530 | /* d0-df */ |
---|
2531 | .quad local_label(misc_ref_invalid) /* d0 even_fixnum */ |
---|
2532 | .quad local_label(misc_ref_invalid) /* d1 imm_0 */ |
---|
2533 | .quad local_label(misc_ref_string) /* d2 string */ |
---|
2534 | .quad local_label(misc_ref_invalid) /* d3 nodeheader_0 */ |
---|
2535 | .quad local_label(misc_ref_invalid) /* d4 cons */ |
---|
2536 | .quad local_label(misc_ref_invalid) /* d5 imm_1 */ |
---|
2537 | .quad local_label(misc_ref_invalid) /* d6 immheader_1 */ |
---|
2538 | .quad local_label(misc_ref_invalid) /* d7 nodeheader_1 */ |
---|
2539 | .quad local_label(misc_ref_invalid) /* d8 odd_fixnum */ |
---|
2540 | .quad local_label(misc_ref_invalid) /* d9 imm_2 */ |
---|
2541 | .quad local_label(misc_ref_new_string) /* da new_string */ |
---|
2542 | .quad local_label(misc_ref_invalid) /* db nodeheader_2 */ |
---|
2543 | .quad local_label(misc_ref_invalid) /* dc misc */ |
---|
2544 | .quad local_label(misc_ref_invalid) /* dd imm3 */ |
---|
2545 | .quad local_label(misc_ref_invalid) /* de immheader_3 */ |
---|
2546 | .quad local_label(misc_ref_invalid) /* df nodeheader_3 */ |
---|
2547 | /* e0-ef */ |
---|
2548 | .quad local_label(misc_ref_invalid) /* e0 even_fixnum */ |
---|
2549 | .quad local_label(misc_ref_invalid) /* e1 imm_0 */ |
---|
2550 | .quad local_label(misc_ref_invalid) /* e2 immheader_0 */ |
---|
2551 | .quad local_label(misc_ref_invalid) /* e3 nodeheader_0 */ |
---|
2552 | .quad local_label(misc_ref_invalid) /* e4 cons */ |
---|
2553 | .quad local_label(misc_ref_invalid) /* e5 imm_1 */ |
---|
2554 | .quad local_label(misc_ref_invalid) /* e6 immheader_1 */ |
---|
2555 | .quad local_label(misc_ref_invalid) /* e7 nodeheader_1 */ |
---|
2556 | .quad local_label(misc_ref_invalid) /* e8 odd_fixnum */ |
---|
2557 | .quad local_label(misc_ref_invalid) /* e9 imm_2 */ |
---|
2558 | .quad local_label(misc_ref_invalid) /* ea immheader_2 */ |
---|
2559 | .quad local_label(misc_ref_invalid) /* eb nodeheader_2 */ |
---|
2560 | .quad local_label(misc_ref_invalid) /* ec misc */ |
---|
2561 | .quad local_label(misc_ref_invalid) /* ed imm3 */ |
---|
2562 | .quad local_label(misc_ref_invalid) /* ee immheader_3 */ |
---|
2563 | .quad local_label(misc_ref_invalid) /* ef nodeheader_3 */ |
---|
2564 | /* f0-ff */ |
---|
2565 | .quad local_label(misc_ref_invalid) /* f0 even_fixnum */ |
---|
2566 | .quad local_label(misc_ref_invalid) /* f1 imm_0 */ |
---|
2567 | .quad local_label(misc_ref_invalid) /* f2 immheader_0 */ |
---|
2568 | .quad local_label(misc_ref_invalid) /* f3 nodeheader_0 */ |
---|
2569 | .quad local_label(misc_ref_invalid) /* f4 cons */ |
---|
2570 | .quad local_label(misc_ref_invalid) /* f5 imm_1 */ |
---|
2571 | .quad local_label(misc_ref_bit_vector) /* f6 bit_vector */ |
---|
2572 | .quad local_label(misc_ref_invalid) /* f7 nodeheader_1 */ |
---|
2573 | .quad local_label(misc_ref_invalid) /* f8 odd_fixnum */ |
---|
2574 | .quad local_label(misc_ref_invalid) /* f9 imm_2 */ |
---|
2575 | .quad local_label(misc_ref_invalid) /* fa immheader_2 */ |
---|
2576 | .quad local_label(misc_ref_invalid) /* fb nodeheader_2 */ |
---|
2577 | .quad local_label(misc_ref_invalid) /* fc misc */ |
---|
2578 | .quad local_label(misc_ref_invalid) /* fd imm3 */ |
---|
2579 | .quad local_label(misc_ref_invalid) /* fe immheader_3 */ |
---|
2580 | .quad local_label(misc_ref_invalid) /* ff nodeheader_3 */ |
---|
2581 | |
---|
2582 | /* A node vector */ |
---|
2583 | local_label(misc_ref_node): |
---|
2584 | __(la imm0,misc_data_offset(arg_z)) |
---|
2585 | __(ldx arg_z,arg_y,imm0) |
---|
2586 | __(blr) |
---|
2587 | local_label(misc_ref_double_float_vector): |
---|
2588 | __(la imm0,misc_data_offset(arg_z)) |
---|
2589 | __(ldx imm0,arg_y,imm0) |
---|
2590 | __(li imm1,double_float_header) |
---|
2591 | __(Misc_Alloc_Fixed(arg_z,imm1,double_float.size)) |
---|
2592 | __(std imm0,double_float.value(arg_z)) |
---|
2593 | __(blr) |
---|
2594 | local_label(misc_ref_s64): |
---|
2595 | __(la imm0,misc_data_offset(arg_z)) |
---|
2596 | __(ldx imm0,arg_y,imm0) |
---|
2597 | __(b _SPmakes64) |
---|
2598 | local_label(misc_ref_fixnum_vector): |
---|
2599 | __(la imm0,misc_data_offset(arg_z)) |
---|
2600 | __(ldx imm0,arg_y,imm0) |
---|
2601 | __(box_fixnum(arg_z,imm0)) |
---|
2602 | __(blr) |
---|
2603 | local_label(misc_ref_u64): |
---|
2604 | __(la imm0,misc_data_offset(arg_z)) |
---|
2605 | __(ldx imm0,arg_y,imm0) |
---|
2606 | __(b _SPmakeu64) |
---|
2607 | local_label(misc_ref_new_string): |
---|
2608 | __(srdi imm0,arg_z,1) |
---|
2609 | __(la imm0,misc_data_offset(imm0)) |
---|
2610 | __(lwzx imm0,arg_y,imm0) |
---|
2611 | __(slwi imm0,imm0,charcode_shift) |
---|
2612 | __(ori arg_z,imm0,subtag_character) |
---|
2613 | __(blr) |
---|
2614 | local_label(misc_ref_s32): |
---|
2615 | __(srdi imm0,arg_z,1) |
---|
2616 | __(la imm0,misc_data_offset(imm0)) |
---|
2617 | __(lwax imm0,arg_y,imm0) |
---|
2618 | __(box_fixnum(arg_z,imm0)) |
---|
2619 | __(blr) |
---|
2620 | local_label(misc_ref_u32): |
---|
2621 | __(srdi imm0,arg_z,1) |
---|
2622 | __(la imm0,misc_data_offset(imm0)) |
---|
2623 | __(lwzx imm0,arg_y,imm0) |
---|
2624 | __(box_fixnum(arg_z,imm0)) |
---|
2625 | __(blr) |
---|
2626 | local_label(misc_ref_single_float_vector): |
---|
2627 | __(srdi imm0,arg_z,1) |
---|
2628 | __(la imm0,misc_data_offset(imm0)) |
---|
2629 | __(lwzx imm0,arg_y,imm0) |
---|
2630 | __(rldicr arg_z,imm0,32,31) |
---|
2631 | __(ori arg_z,arg_z,subtag_single_float) |
---|
2632 | __(blr) |
---|
2633 | local_label(misc_ref_s16): |
---|
2634 | __(srdi imm0,arg_z,2) |
---|
2635 | __(la imm0,misc_data_offset(imm0)) |
---|
2636 | __(lhax imm0,arg_y,imm0) |
---|
2637 | __(box_fixnum(arg_z,imm0)) |
---|
2638 | __(blr) |
---|
2639 | local_label(misc_ref_u16): |
---|
2640 | __(srdi imm0,arg_z,2) |
---|
2641 | __(la imm0,misc_data_offset(imm0)) |
---|
2642 | __(lhzx imm0,arg_y,imm0) |
---|
2643 | __(box_fixnum(arg_z,imm0)) |
---|
2644 | __(blr) |
---|
2645 | local_label(misc_ref_s8): |
---|
2646 | __(srdi imm0,arg_z,3) |
---|
2647 | __(la imm0,misc_data_offset(imm0)) |
---|
2648 | __(lbzx imm0,arg_y,imm0) |
---|
2649 | __(extsb imm0,imm0) |
---|
2650 | __(box_fixnum(arg_z,imm0)) |
---|
2651 | __(blr) |
---|
2652 | local_label(misc_ref_u8): |
---|
2653 | __(srdi imm0,arg_z,3) |
---|
2654 | __(la imm0,misc_data_offset(imm0)) |
---|
2655 | __(lbzx imm0,arg_y,imm0) |
---|
2656 | __(box_fixnum(arg_z,imm0)) |
---|
2657 | __(blr) |
---|
2658 | local_label(misc_ref_string): |
---|
2659 | __(srdi imm0,arg_z,3) |
---|
2660 | __(la imm0,misc_data_offset(imm0)) |
---|
2661 | __(lbzx imm0,arg_y,imm0) |
---|
2662 | __(sldi imm0,imm0,charcode_shift) |
---|
2663 | __(ori arg_z,imm0,subtag_character) |
---|
2664 | __(blr) |
---|
2665 | local_label(misc_ref_bit_vector): |
---|
2666 | __(extrwi imm1,arg_z,5,32-(fixnumshift+5)) /* imm1 = bitnum */ |
---|
2667 | __(la imm1,1+fixnumshift(imm1)) |
---|
2668 | __(srdi imm0,arg_z,5+fixnumshift) |
---|
2669 | __(sldi imm0,imm0,2) |
---|
2670 | __(la imm0,misc_data_offset(imm0)) |
---|
2671 | __(lwzx imm0,arg_y,imm0) |
---|
2672 | __(rlwnm arg_z,imm0,imm1,31-fixnumshift,31-fixnumshift) |
---|
2673 | __(blr) |
---|
2674 | local_label(misc_ref_invalid): |
---|
2675 | __(li arg_x,XBADVEC) |
---|
2676 | __(set_nargs(3)) |
---|
2677 | __(b _SPksignalerr) |
---|
2678 | __else |
---|
2679 | __(slwi imm1,imm1,2) |
---|
2680 | __(li imm0,LO(local_label(misc_ref_jmp))) |
---|
2681 | __(addis imm0,imm0,HA(local_label(misc_ref_jmp))) |
---|
2682 | __(lwzx imm0,imm0,imm1) |
---|
2683 | __(mtctr imm0) |
---|
2684 | __(bctr) |
---|
2685 | |
---|
2686 | local_label(misc_ref_jmp): |
---|
2687 | /* 00-0f */ |
---|
2688 | .long local_label(misc_ref_invalid) /* 00 even_fixnum */ |
---|
2689 | .long local_label(misc_ref_invalid) /* 01 cons */ |
---|
2690 | .long local_label(misc_ref_invalid) /* 02 nodeheader */ |
---|
2691 | .long local_label(misc_ref_invalid) /* 03 imm */ |
---|
2692 | .long local_label(misc_ref_invalid) /* 04 odd_fixnum */ |
---|
2693 | .long local_label(misc_ref_invalid) /* 05 nil */ |
---|
2694 | .long local_label(misc_ref_invalid) /* 06 misc */ |
---|
2695 | .long local_label(misc_ref_u32) /* 07 bignum */ |
---|
2696 | .long local_label(misc_ref_invalid) /* 08 even_fixnum */ |
---|
2697 | .long local_label(misc_ref_invalid) /* 09 cons */ |
---|
2698 | .long local_label(misc_ref_node) /* 0a ratio */ |
---|
2699 | .long local_label(misc_ref_invalid) /* 0b imm */ |
---|
2700 | .long local_label(misc_ref_invalid) /* 0c odd_fixnum */ |
---|
2701 | .long local_label(misc_ref_invalid) /* 0d nil */ |
---|
2702 | .long local_label(misc_ref_invalid) /* 0e misc */ |
---|
2703 | .long local_label(misc_ref_u32) /* 0f single_float */ |
---|
2704 | /* 10-1f */ |
---|
2705 | .long local_label(misc_ref_invalid) /* 10 even_fixnum */ |
---|
2706 | .long local_label(misc_ref_invalid) /* 11 cons */ |
---|
2707 | .long local_label(misc_ref_invalid) /* 12 nodeheader */ |
---|
2708 | .long local_label(misc_ref_invalid) /* 13 imm */ |
---|
2709 | .long local_label(misc_ref_invalid) /* 14 odd_fixnum */ |
---|
2710 | .long local_label(misc_ref_invalid) /* 15 nil */ |
---|
2711 | .long local_label(misc_ref_invalid) /* 16 misc */ |
---|
2712 | .long local_label(misc_ref_u32) /* 17 double_float */ |
---|
2713 | .long local_label(misc_ref_invalid) /* 18 even_fixnum */ |
---|
2714 | .long local_label(misc_ref_invalid) /* 19 cons */ |
---|
2715 | .long local_label(misc_ref_node) /* 1a complex */ |
---|
2716 | .long local_label(misc_ref_invalid) /* 1b imm */ |
---|
2717 | .long local_label(misc_ref_invalid) /* 1c odd_fixnum */ |
---|
2718 | .long local_label(misc_ref_invalid) /* 1d nil */ |
---|
2719 | .long local_label(misc_ref_invalid) /* 1e misc */ |
---|
2720 | .long local_label(misc_ref_u32) /* 1f macptr */ |
---|
2721 | /* 20-2f */ |
---|
2722 | .long local_label(misc_ref_invalid) /* 20 even_fixnum */ |
---|
2723 | .long local_label(misc_ref_invalid) /* 21 cons */ |
---|
2724 | .long local_label(misc_ref_node) /* 22 catch_frame */ |
---|
2725 | .long local_label(misc_ref_invalid) /* 23 imm */ |
---|
2726 | .long local_label(misc_ref_invalid) /* 24 odd_fixnum */ |
---|
2727 | .long local_label(misc_ref_invalid) /* 25 nil */ |
---|
2728 | .long local_label(misc_ref_invalid) /* 26 misc */ |
---|
2729 | .long local_label(misc_ref_u32) /* 27 dead_macptr */ |
---|
2730 | .long local_label(misc_ref_invalid) /* 28 even_fixnum */ |
---|
2731 | .long local_label(misc_ref_invalid) /* 29 cons */ |
---|
2732 | .long local_label(misc_ref_node) /* 2a function */ |
---|
2733 | .long local_label(misc_ref_invalid) /* 2b imm */ |
---|
2734 | .long local_label(misc_ref_invalid) /* 2c odd_fixnum */ |
---|
2735 | .long local_label(misc_ref_invalid) /* 2d nil */ |
---|
2736 | .long local_label(misc_ref_invalid) /* 2e misc */ |
---|
2737 | .long local_label(misc_ref_u32) /* 2f code_vector */ |
---|
2738 | /* 30-3f */ |
---|
2739 | .long local_label(misc_ref_invalid) /* 30 even_fixnum */ |
---|
2740 | .long local_label(misc_ref_invalid) /* 31 cons */ |
---|
2741 | .long local_label(misc_ref_node) /* 32 lisp_thread */ |
---|
2742 | .long local_label(misc_ref_invalid) /* 33 imm */ |
---|
2743 | .long local_label(misc_ref_invalid) /* 34 odd_fixnum */ |
---|
2744 | .long local_label(misc_ref_invalid) /* 35 nil */ |
---|
2745 | .long local_label(misc_ref_invalid) /* 36 misc */ |
---|
2746 | .long local_label(misc_ref_u32) /* 37 creole */ |
---|
2747 | .long local_label(misc_ref_invalid) /* 38 even_fixnum */ |
---|
2748 | .long local_label(misc_ref_invalid) /* 39 cons */ |
---|
2749 | .long local_label(misc_ref_node) /* 3a symbol */ |
---|
2750 | .long local_label(misc_ref_invalid) /* 3b imm */ |
---|
2751 | .long local_label(misc_ref_invalid) /* 3c odd_fixnum */ |
---|
2752 | .long local_label(misc_ref_invalid) /* 3d nil */ |
---|
2753 | .long local_label(misc_ref_invalid) /* 3e misc */ |
---|
2754 | .long local_label(misc_ref_u32) /* 3f xcode_vector */ |
---|
2755 | /* 40-4f */ |
---|
2756 | .long local_label(misc_ref_invalid) /* 40 even_fixnum */ |
---|
2757 | .long local_label(misc_ref_invalid) /* 41 cons */ |
---|
2758 | .long local_label(misc_ref_node) /* 42 lock */ |
---|
2759 | .long local_label(misc_ref_invalid) /* 43 imm */ |
---|
2760 | .long local_label(misc_ref_invalid) /* 44 odd_fixnum */ |
---|
2761 | .long local_label(misc_ref_invalid) /* 45 nil */ |
---|
2762 | .long local_label(misc_ref_invalid) /* 46 misc */ |
---|
2763 | .long local_label(misc_ref_invalid) /* 47 immheader */ |
---|
2764 | .long local_label(misc_ref_invalid) /* 48 even_fixnum */ |
---|
2765 | .long local_label(misc_ref_invalid) /* 49 cons */ |
---|
2766 | .long local_label(misc_ref_node) /* 4a hash_vector */ |
---|
2767 | .long local_label(misc_ref_invalid) /* 4b imm */ |
---|
2768 | .long local_label(misc_ref_invalid) /* 4c odd_fixnum */ |
---|
2769 | .long local_label(misc_ref_invalid) /* 4d nil */ |
---|
2770 | .long local_label(misc_ref_invalid) /* 4e misc */ |
---|
2771 | .long local_label(misc_ref_invalid) /* 4f immheader */ |
---|
2772 | /* 50-5f */ |
---|
2773 | .long local_label(misc_ref_invalid) /* 50 even_fixnum */ |
---|
2774 | .long local_label(misc_ref_invalid) /* 51 cons */ |
---|
2775 | .long local_label(misc_ref_node) /* 52 pool */ |
---|
2776 | .long local_label(misc_ref_invalid) /* 53 imm */ |
---|
2777 | .long local_label(misc_ref_invalid) /* 54 odd_fixnum */ |
---|
2778 | .long local_label(misc_ref_invalid) /* 55 nil */ |
---|
2779 | .long local_label(misc_ref_invalid) /* 56 misc */ |
---|
2780 | .long local_label(misc_ref_invalid) /* 57 immheader */ |
---|
2781 | .long local_label(misc_ref_invalid) /* 58 even_fixnum */ |
---|
2782 | .long local_label(misc_ref_invalid) /* 59 cons */ |
---|
2783 | .long local_label(misc_ref_node) /* 5a weak */ |
---|
2784 | .long local_label(misc_ref_invalid) /* 5b imm */ |
---|
2785 | .long local_label(misc_ref_invalid) /* 5c odd_fixnum */ |
---|
2786 | .long local_label(misc_ref_invalid) /* 5d nil */ |
---|
2787 | .long local_label(misc_ref_invalid) /* 5e misc */ |
---|
2788 | .long local_label(misc_ref_invalid) /* 5f immheader */ |
---|
2789 | /* 60-6f */ |
---|
2790 | .long local_label(misc_ref_invalid) /* 60 even_fixnum */ |
---|
2791 | .long local_label(misc_ref_invalid) /* 61 cons */ |
---|
2792 | .long local_label(misc_ref_node) /* 62 package */ |
---|
2793 | .long local_label(misc_ref_invalid) /* 63 imm */ |
---|
2794 | .long local_label(misc_ref_invalid) /* 64 odd_fixnum */ |
---|
2795 | .long local_label(misc_ref_invalid) /* 65 nil */ |
---|
2796 | .long local_label(misc_ref_invalid) /* 66 misc */ |
---|
2797 | .long local_label(misc_ref_invalid) /* 67 immheader */ |
---|
2798 | .long local_label(misc_ref_invalid) /* 68 even_fixnum */ |
---|
2799 | .long local_label(misc_ref_invalid) /* 69 cons */ |
---|
2800 | .long local_label(misc_ref_node) /* 6a slot_vector */ |
---|
2801 | .long local_label(misc_ref_invalid) /* 6b imm */ |
---|
2802 | .long local_label(misc_ref_invalid) /* 6c odd_fixnum */ |
---|
2803 | .long local_label(misc_ref_invalid) /* 6d nil */ |
---|
2804 | .long local_label(misc_ref_invalid) /* 6e misc */ |
---|
2805 | .long local_label(misc_ref_invalid) /* 6f immheader */ |
---|
2806 | /* 70-7f */ |
---|
2807 | .long local_label(misc_ref_invalid) /* 70 even_fixnum */ |
---|
2808 | .long local_label(misc_ref_invalid) /* 71 cons */ |
---|
2809 | .long local_label(misc_ref_node) /* 72 instance */ |
---|
2810 | .long local_label(misc_ref_invalid) /* 73 imm */ |
---|
2811 | .long local_label(misc_ref_invalid) /* 74 odd_fixnum */ |
---|
2812 | .long local_label(misc_ref_invalid) /* 75 nil */ |
---|
2813 | .long local_label(misc_ref_invalid) /* 76 misc */ |
---|
2814 | .long local_label(misc_ref_invalid) /* 77 immheader */ |
---|
2815 | .long local_label(misc_ref_invalid) /* 78 even_fixnum */ |
---|
2816 | .long local_label(misc_ref_invalid) /* 79 cons */ |
---|
2817 | .long local_label(misc_ref_node) /* 7a struct */ |
---|
2818 | .long local_label(misc_ref_invalid) /* 7b imm */ |
---|
2819 | .long local_label(misc_ref_invalid) /* 7c odd_fixnum */ |
---|
2820 | .long local_label(misc_ref_invalid) /* 7d nil */ |
---|
2821 | .long local_label(misc_ref_invalid) /* 7e misc */ |
---|
2822 | .long local_label(misc_ref_invalid) /* 7f immheader */ |
---|
2823 | /* 80-8f */ |
---|
2824 | .long local_label(misc_ref_invalid) /* 80 even_fixnum */ |
---|
2825 | .long local_label(misc_ref_invalid) /* 81 cons */ |
---|
2826 | .long local_label(misc_ref_node) /* 82 istruct */ |
---|
2827 | .long local_label(misc_ref_invalid) /* 83 imm */ |
---|
2828 | .long local_label(misc_ref_invalid) /* 84 odd_fixnum */ |
---|
2829 | .long local_label(misc_ref_invalid) /* 85 nil */ |
---|
2830 | .long local_label(misc_ref_invalid) /* 86 misc */ |
---|
2831 | .long local_label(misc_ref_invalid) /* 87 immheader */ |
---|
2832 | .long local_label(misc_ref_invalid) /* 88 even_fixnum */ |
---|
2833 | .long local_label(misc_ref_invalid) /* 89 cons */ |
---|
2834 | .long local_label(misc_ref_node) /* 8a value_cell */ |
---|
2835 | .long local_label(misc_ref_invalid) /* 8b imm */ |
---|
2836 | .long local_label(misc_ref_invalid) /* 8c odd_fixnum */ |
---|
2837 | .long local_label(misc_ref_invalid) /* 8d nil */ |
---|
2838 | .long local_label(misc_ref_invalid) /* 8e misc */ |
---|
2839 | .long local_label(misc_ref_invalid) /* 8f immheader */ |
---|
2840 | /* 90-9f */ |
---|
2841 | .long local_label(misc_ref_invalid) /* 90 even_fixnum */ |
---|
2842 | .long local_label(misc_ref_invalid) /* 91 cons */ |
---|
2843 | .long local_label(misc_ref_node) /* 92 xfunction */ |
---|
2844 | .long local_label(misc_ref_invalid) /* 93 imm */ |
---|
2845 | .long local_label(misc_ref_invalid) /* 94 odd_fixnum */ |
---|
2846 | .long local_label(misc_ref_invalid) /* 95 nil */ |
---|
2847 | .long local_label(misc_ref_invalid) /* 96 misc */ |
---|
2848 | .long local_label(misc_ref_invalid) /* 97 immheader */ |
---|
2849 | .long local_label(misc_ref_invalid) /* 98 even_fixnum */ |
---|
2850 | .long local_label(misc_ref_invalid) /* 99 cons */ |
---|
2851 | .long local_label(misc_ref_node) /* 9a arrayN */ |
---|
2852 | .long local_label(misc_ref_invalid) /* 9b imm */ |
---|
2853 | .long local_label(misc_ref_invalid) /* 9c odd_fixnum */ |
---|
2854 | .long local_label(misc_ref_invalid) /* 9d nil */ |
---|
2855 | .long local_label(misc_ref_invalid) /* 9e misc */ |
---|
2856 | .long local_label(misc_ref_invalid) /* 9f immheader */ |
---|
2857 | /* a0-af */ |
---|
2858 | .long local_label(misc_ref_invalid) /* a0 even_fixnum */ |
---|
2859 | .long local_label(misc_ref_invalid) /* a1 cons */ |
---|
2860 | .long local_label(misc_ref_node) /* a2 vectorH */ |
---|
2861 | .long local_label(misc_ref_invalid) /* a3 imm */ |
---|
2862 | .long local_label(misc_ref_invalid) /* a4 odd_fixnum */ |
---|
2863 | .long local_label(misc_ref_invalid) /* a5 nil */ |
---|
2864 | .long local_label(misc_ref_invalid) /* a6 misc */ |
---|
2865 | .long local_label(misc_ref_single_float_vector) /* a7 sf_vector */ |
---|
2866 | .long local_label(misc_ref_invalid) /* a8 even_fixnum */ |
---|
2867 | .long local_label(misc_ref_invalid) /* a9 cons */ |
---|
2868 | .long local_label(misc_ref_node) /* aa simple_vector */ |
---|
2869 | .long local_label(misc_ref_invalid) /* ab imm */ |
---|
2870 | .long local_label(misc_ref_invalid) /* ac odd_fixnum */ |
---|
2871 | .long local_label(misc_ref_invalid) /* ad nil */ |
---|
2872 | .long local_label(misc_ref_invalid) /* ae misc */ |
---|
2873 | .long local_label(misc_ref_u32) /* af u32 */ |
---|
2874 | /* b0-bf */ |
---|
2875 | .long local_label(misc_ref_invalid) /* b0 even_fixnum */ |
---|
2876 | .long local_label(misc_ref_invalid) /* b1 cons */ |
---|
2877 | .long local_label(misc_ref_invalid) /* b2 nodeheader */ |
---|
2878 | .long local_label(misc_ref_invalid) /* b3 imm */ |
---|
2879 | .long local_label(misc_ref_invalid) /* b4 odd_fixnum */ |
---|
2880 | .long local_label(misc_ref_invalid) /* b5 nil */ |
---|
2881 | .long local_label(misc_ref_invalid) /* b6 misc */ |
---|
2882 | .long local_label(misc_ref_s32) /* b7 s32 */ |
---|
2883 | .long local_label(misc_ref_invalid) /* b8 even_fixnum */ |
---|
2884 | .long local_label(misc_ref_invalid) /* b9 cons */ |
---|
2885 | .long local_label(misc_ref_invalid) /* ba nodeheader */ |
---|
2886 | .long local_label(misc_ref_invalid) /* bb imm */ |
---|
2887 | .long local_label(misc_ref_invalid) /* bc odd_fixnum */ |
---|
2888 | .long local_label(misc_ref_invalid) /* bd nil */ |
---|
2889 | .long local_label(misc_ref_invalid) /* be misc */ |
---|
2890 | .long local_label(misc_ref_fixnum_vector) /* bf fixnum_vector */ |
---|
2891 | /* c0-cf */ |
---|
2892 | .long local_label(misc_ref_invalid) /* c0 even_fixnum */ |
---|
2893 | .long local_label(misc_ref_invalid) /* c1 cons */ |
---|
2894 | .long local_label(misc_ref_invalid) /* c2 nodeheader */ |
---|
2895 | .long local_label(misc_ref_invalid) /* c3 imm */ |
---|
2896 | .long local_label(misc_ref_invalid) /* c4 odd_fixnum */ |
---|
2897 | .long local_label(misc_ref_invalid) /* c5 nil */ |
---|
2898 | .long local_label(misc_ref_invalid) /* c6 misc */ |
---|
2899 | .long local_label(misc_ref_new_string) /* c7 new_string */ |
---|
2900 | .long local_label(misc_ref_invalid) /* c8 even_fixnum */ |
---|
2901 | .long local_label(misc_ref_invalid) /* c9 cons */ |
---|
2902 | .long local_label(misc_ref_invalid) /* ca nodeheader */ |
---|
2903 | .long local_label(misc_ref_invalid) /* cb imm */ |
---|
2904 | .long local_label(misc_ref_invalid) /* cc odd_fixnum */ |
---|
2905 | .long local_label(misc_ref_invalid) /* cd nil */ |
---|
2906 | .long local_label(misc_ref_invalid) /* ce misc */ |
---|
2907 | .long local_label(misc_ref_u8) /* cf u8 */ |
---|
2908 | /* d0-df */ |
---|
2909 | .long local_label(misc_ref_invalid) /* d0 even_fixnum */ |
---|
2910 | .long local_label(misc_ref_invalid) /* d1 cons */ |
---|
2911 | .long local_label(misc_ref_invalid) /* d2 nodeheader */ |
---|
2912 | .long local_label(misc_ref_invalid) /* d3 imm */ |
---|
2913 | .long local_label(misc_ref_invalid) /* d4 odd_fixnum */ |
---|
2914 | .long local_label(misc_ref_invalid) /* d5 nil */ |
---|
2915 | .long local_label(misc_ref_invalid) /* d6 misc */ |
---|
2916 | .long local_label(misc_ref_s8) /* d7 s8 */ |
---|
2917 | .long local_label(misc_ref_invalid) /* d8 even_fixnum */ |
---|
2918 | .long local_label(misc_ref_invalid) /* d9 cons */ |
---|
2919 | .long local_label(misc_ref_invalid) /* da nodeheader */ |
---|
2920 | .long local_label(misc_ref_invalid) /* db imm */ |
---|
2921 | .long local_label(misc_ref_invalid) /* dc odd_fixnum */ |
---|
2922 | .long local_label(misc_ref_invalid) /* dd nil */ |
---|
2923 | .long local_label(misc_ref_invalid) /* de misc */ |
---|
2924 | .long local_label(misc_ref_old_string) /* df (old)subtag_simple_base_string */ |
---|
2925 | /* e0-ef */ |
---|
2926 | .long local_label(misc_ref_invalid) /* e0 even_fixnum */ |
---|
2927 | .long local_label(misc_ref_invalid) /* e1 cons */ |
---|
2928 | .long local_label(misc_ref_invalid) /* e2 nodeheader */ |
---|
2929 | .long local_label(misc_ref_invalid) /* e3 imm */ |
---|
2930 | .long local_label(misc_ref_invalid) /* e4 odd_fixnum */ |
---|
2931 | .long local_label(misc_ref_invalid) /* e5 nil */ |
---|
2932 | .long local_label(misc_ref_invalid) /* e6 misc */ |
---|
2933 | .long local_label(misc_ref_u16) /* e7 u16 */ |
---|
2934 | .long local_label(misc_ref_invalid) /* e8 even_fixnum */ |
---|
2935 | .long local_label(misc_ref_invalid) /* e9 cons */ |
---|
2936 | .long local_label(misc_ref_invalid) /* ea nodeheader */ |
---|
2937 | .long local_label(misc_ref_invalid) /* eb imm */ |
---|
2938 | .long local_label(misc_ref_invalid) /* ec odd_fixnum */ |
---|
2939 | .long local_label(misc_ref_invalid) /* ed nil */ |
---|
2940 | .long local_label(misc_ref_invalid) /* ee misc */ |
---|
2941 | .long local_label(misc_ref_s16) /* ef s16 */ |
---|
2942 | /* f0-ff */ |
---|
2943 | .long local_label(misc_ref_invalid) /* f0 even_fixnum */ |
---|
2944 | .long local_label(misc_ref_invalid) /* f1 cons */ |
---|
2945 | .long local_label(misc_ref_invalid) /* f2 nodeheader */ |
---|
2946 | .long local_label(misc_ref_invalid) /* f3 imm */ |
---|
2947 | .long local_label(misc_ref_invalid) /* f4 odd_fixnum */ |
---|
2948 | .long local_label(misc_ref_invalid) /* f5 nil */ |
---|
2949 | .long local_label(misc_ref_invalid) /* f6 misc */ |
---|
2950 | .long local_label(misc_ref_double_float_vector) /* f7 df vector */ |
---|
2951 | .long local_label(misc_ref_invalid) /* f8 even_fixnum */ |
---|
2952 | .long local_label(misc_ref_invalid) /* f9 cons */ |
---|
2953 | .long local_label(misc_ref_invalid) /* fa nodeheader */ |
---|
2954 | .long local_label(misc_ref_invalid) /* fb imm */ |
---|
2955 | .long local_label(misc_ref_invalid) /* fc odd_fixnum */ |
---|
2956 | .long local_label(misc_ref_invalid) /* fd nil */ |
---|
2957 | .long local_label(misc_ref_invalid) /* fe misc */ |
---|
2958 | .long local_label(misc_ref_bit_vector) /* ff bit_vector */ |
---|
2959 | |
---|
2960 | local_label(misc_ref_node): |
---|
2961 | /* A node vector. */ |
---|
2962 | __(addi imm0,arg_z,misc_data_offset) |
---|
2963 | __(ldrx(arg_z,arg_y,imm0)) |
---|
2964 | __(blr) |
---|
2965 | local_label(misc_ref_single_float_vector): |
---|
2966 | __(addi imm0,arg_z,misc_data_offset) |
---|
2967 | __(li imm1,single_float_header) |
---|
2968 | __(ldrx(imm0,arg_y,imm0)) |
---|
2969 | __(Misc_Alloc_Fixed(arg_z,imm1,single_float.size)) |
---|
2970 | __(str(imm0,single_float.value(arg_z))) |
---|
2971 | __(blr) |
---|
2972 | local_label(misc_ref_new_string): |
---|
2973 | __(addi imm0,arg_z,misc_data_offset) |
---|
2974 | __(ldrx(imm0,arg_y,imm0)) |
---|
2975 | __(slwi arg_z,imm0,charcode_shift) |
---|
2976 | __(ori arg_z,arg_z,subtag_character) |
---|
2977 | __(blr) |
---|
2978 | local_label(misc_ref_s32): |
---|
2979 | __(addi imm0,arg_z,misc_data_offset) |
---|
2980 | __(ldrx(imm0,arg_y,imm0)) |
---|
2981 | __(b _SPmakes32) |
---|
2982 | local_label(misc_ref_fixnum_vector): |
---|
2983 | __(addi imm0,arg_z,misc_data_offset) |
---|
2984 | __(ldrx(imm0,arg_y,imm0)) |
---|
2985 | __(box_fixnum(arg_z,imm0)) |
---|
2986 | __(blr) |
---|
2987 | local_label(misc_ref_u32): |
---|
2988 | __(addi imm0,arg_z,misc_data_offset) |
---|
2989 | __(ldrx(imm0,arg_y,imm0)) |
---|
2990 | __(b _SPmakeu32) |
---|
2991 | local_label(misc_ref_double_float_vector): |
---|
2992 | __(slwi imm0,arg_z,1) |
---|
2993 | __(la imm0,misc_dfloat_offset(imm0)) |
---|
2994 | __(lfdx f0,arg_y,imm0) |
---|
2995 | __(li imm2,double_float_header) |
---|
2996 | __(Misc_Alloc_Fixed(arg_z,imm2,double_float.size)) |
---|
2997 | __(stfd f0,double_float.value(arg_z)) |
---|
2998 | __(blr) |
---|
2999 | local_label(misc_ref_bit_vector): |
---|
3000 | __(extrwi imm1,arg_z,5,32-(fixnumshift+5)) /* imm1 = bitnum */ |
---|
3001 | __(la imm1,1+fixnumshift(imm1)) |
---|
3002 | __(rlwinm imm0,arg_z,32-5,5,31-fixnumshift) |
---|
3003 | __(la imm0,misc_data_offset(imm0)) |
---|
3004 | __(ldrx(imm0,arg_y,imm0)) |
---|
3005 | __(rlwnm arg_z,imm0,imm1,31-fixnumshift,31-fixnumshift) |
---|
3006 | __(blr) |
---|
3007 | local_label(misc_ref_s8): |
---|
3008 | __(srwi imm0,arg_z,2) |
---|
3009 | __(la imm0,misc_data_offset(imm0)) |
---|
3010 | __(lbzx imm0,arg_y,imm0) |
---|
3011 | __(extsb imm0,imm0) |
---|
3012 | __(box_fixnum(arg_z,imm0)) |
---|
3013 | __(blr) |
---|
3014 | local_label(misc_ref_u8): |
---|
3015 | __(srwi imm0,arg_z,2) |
---|
3016 | __(la imm0,misc_data_offset(imm0)) |
---|
3017 | __(lbzx imm0,arg_y,imm0) |
---|
3018 | __(box_fixnum(arg_z,imm0)) |
---|
3019 | __(blr) |
---|
3020 | local_label(misc_ref_old_string): |
---|
3021 | __(srwi imm0,arg_z,2) |
---|
3022 | __(la imm0,misc_data_offset(imm0)) |
---|
3023 | __(lbzx imm0,arg_y,imm0) |
---|
3024 | __(slwi arg_z,imm0,charcode_shift) |
---|
3025 | __(ori arg_z,arg_z,subtag_character) |
---|
3026 | __(blr) |
---|
3027 | local_label(misc_ref_u16): |
---|
3028 | __(srwi imm0,arg_z,1) |
---|
3029 | __(la imm0,misc_data_offset(imm0)) |
---|
3030 | __(lhzx imm0,arg_y,imm0) |
---|
3031 | __(box_fixnum(arg_z,imm0)) |
---|
3032 | __(blr) |
---|
3033 | local_label(misc_ref_s16): |
---|
3034 | __(srwi imm0,arg_z,1) |
---|
3035 | __(la imm0,misc_data_offset(imm0)) |
---|
3036 | __(lhax imm0,arg_y,imm0) |
---|
3037 | __(box_fixnum(arg_z,imm0)) |
---|
3038 | __(blr) |
---|
3039 | local_label(misc_ref_invalid): |
---|
3040 | __(li arg_x,XBADVEC) |
---|
3041 | __(set_nargs(3)) |
---|
3042 | __(b _SPksignalerr) |
---|
3043 | |
---|
3044 | __endif |
---|
3045 | |
---|
3046 | /* like misc_ref, only the boxed subtag is in arg_x. */ |
---|
3047 | |
---|
3048 | _spentry(subtag_misc_ref) |
---|
3049 | __(trap_unless_fulltag_equal(arg_y,fulltag_misc,imm0)) |
---|
3050 | __(trap_unless_lisptag_equal(arg_z,tag_fixnum,imm0)) |
---|
3051 | __(vector_length(imm0,arg_y,imm1)) |
---|
3052 | __(trlge(arg_z,imm0)) |
---|
3053 | __(unbox_fixnum(imm1,arg_x)) |
---|
3054 | __(b local_label(misc_ref_common)) |
---|
3055 | |
---|
3056 | _spentry(builtin_aref1) |
---|
3057 | __(extract_typecode(imm0,arg_y)) |
---|
3058 | __(cmpri(cr0,imm0,min_vector_subtag)) |
---|
3059 | __(box_fixnum(arg_x,imm0)) |
---|
3060 | __(bgt cr0,_SPsubtag_misc_ref) |
---|
3061 | __(jump_builtin(_builtin_aref1,2)) |
---|
3062 | |
---|
3063 | |
---|
3064 | /* Make a cons cell on the vstack. Always push 3 words, 'cause we're */ |
---|
3065 | /* not sure how the vstack will be aligned. */ |
---|
3066 | _spentry(stkconsyz) |
---|
3067 | __(li imm0,nil_value) |
---|
3068 | __(vpush(imm0)) |
---|
3069 | __(vpush(imm0)) |
---|
3070 | __(vpush(imm0)) |
---|
3071 | __(andi. imm0,vsp,1<<word_shift) /* (oddp vsp ?) */ |
---|
3072 | __(beq cr0,1f) |
---|
3073 | __(str(arg_y,node_size*2(vsp))) /* car */ |
---|
3074 | __(str(arg_z,node_size(vsp))) /* cdr */ |
---|
3075 | __(la arg_z,fulltag_cons+node_size(vsp)) |
---|
3076 | __(blr) |
---|
3077 | 1: |
---|
3078 | __(str(arg_y,node_size(vsp))) /* car, again */ |
---|
3079 | __(str(arg_z,0(vsp))) |
---|
3080 | __(la arg_z,fulltag_cons(vsp)) |
---|
3081 | __(blr) |
---|
3082 | |
---|
3083 | /* Make a stack-consed value cell. Much like the case of */ |
---|
3084 | /* stack-allocating a cons cell. Imm0 points to the closed-over value */ |
---|
3085 | /* (already vpushed). Replace that locative with the vcell. */ |
---|
3086 | _spentry(stkvcell0) |
---|
3087 | __(sub imm1,imm0,vsp) /* imm1 = delta from vsp to value cell loc */ |
---|
3088 | __(li arg_z,nil_value) |
---|
3089 | __(vpush(arg_z)) |
---|
3090 | __(vpush(arg_z)) |
---|
3091 | __(vpush(arg_z)) |
---|
3092 | __(addi imm1,imm1,node_size*3) |
---|
3093 | __(add imm0,vsp,imm1) /* in case stack overflowed */ |
---|
3094 | __(andi. imm1,vsp,1<<word_shift) /* (oddp vsp) ? */ |
---|
3095 | __(li imm1,value_cell_header) |
---|
3096 | __(ldr(arg_z,0(imm0))) |
---|
3097 | __(beq cr0,1f) |
---|
3098 | __(str(arg_z,node_size*2(vsp))) |
---|
3099 | __(str(imm1,node_size(vsp))) |
---|
3100 | __(la arg_z,fulltag_misc+node_size(vsp)) |
---|
3101 | __(str(arg_z,0(imm0))) |
---|
3102 | __(blr) |
---|
3103 | 1: |
---|
3104 | __(str(arg_z,node_size(vsp))) |
---|
3105 | __(str(imm1,0(vsp))) |
---|
3106 | __(la arg_z,fulltag_misc(vsp)) |
---|
3107 | __(str(arg_z,0(imm0))) |
---|
3108 | __(blr) |
---|
3109 | |
---|
3110 | |
---|
3111 | _spentry(stkvcellvsp) |
---|
3112 | __(li arg_z,nil_value) |
---|
3113 | __(vpush(arg_z)) |
---|
3114 | __(vpush(arg_z)) |
---|
3115 | __(vpush(arg_z)) |
---|
3116 | __(li imm1,node_size*3) |
---|
3117 | __(add imm0,vsp,imm1) /* in case stack overflowed */ |
---|
3118 | __(andi. imm1,vsp,1<<word_shift) /* (oddp vsp) ? */ |
---|
3119 | __(li imm1,value_cell_header) |
---|
3120 | __(ldr(arg_z,0(imm0))) |
---|
3121 | __(beq cr0,1f) |
---|
3122 | __(str(arg_z,node_size*2(vsp))) |
---|
3123 | __(str(imm1,node_size(vsp))) |
---|
3124 | __(la arg_z,fulltag_misc+node_size(vsp)) |
---|
3125 | __(str(arg_z,0(imm0))) |
---|
3126 | __(blr) |
---|
3127 | 1: |
---|
3128 | __(str(arg_z,node_size(vsp))) |
---|
3129 | __(str(imm1,0(vsp))) |
---|
3130 | __(la arg_z,fulltag_misc(vsp)) |
---|
3131 | __(str(arg_z,0(imm0))) |
---|
3132 | __(blr) |
---|
3133 | |
---|
3134 | /* Make a "raw" area on the temp stack, stack-cons a macptr to point to it, */ |
---|
3135 | /* and return the macptr. Size (in bytes, boxed) is in arg_z on entry; macptr */ |
---|
3136 | /* in arg_z on exit. */ |
---|
3137 | _spentry(makestackblock) |
---|
3138 | __(unbox_fixnum(imm0,arg_z)) |
---|
3139 | __(dnode_align(imm0,imm0,tsp_frame.fixed_overhead+macptr.size)) |
---|
3140 | __(cmplri(cr0,imm0,tstack_alloc_limit)) |
---|
3141 | __(bge cr0,1f) |
---|
3142 | __(TSP_Alloc_Var_Unboxed(imm0)) |
---|
3143 | __(li imm0,macptr_header) |
---|
3144 | __(la imm1,tsp_frame.data_offset+macptr.size(tsp)) |
---|
3145 | __(str(imm0,tsp_frame.data_offset(tsp))) |
---|
3146 | __(la arg_z,tsp_frame.data_offset+fulltag_misc(tsp)) |
---|
3147 | __(str(imm1,macptr.address(arg_z))) |
---|
3148 | __ifdef([PPC64]) |
---|
3149 | __(std rzero,macptr.domain(arg_z)) |
---|
3150 | __(std rzero,macptr.type(arg_z)) |
---|
3151 | __else |
---|
3152 | __(stfd fp_zero,macptr.domain(arg_z)) |
---|
3153 | __endif |
---|
3154 | __(blr) |
---|
3155 | |
---|
3156 | /* Too big. Heap cons a gcable macptr */ |
---|
3157 | 1: |
---|
3158 | __(TSP_Alloc_Fixed_Unboxed(0)) |
---|
3159 | __(set_nargs(1)) |
---|
3160 | __(li fname,nrs.new_gcable_ptr) |
---|
3161 | __(jump_fname()) |
---|
3162 | |
---|
3163 | /* As above, only set the block's contents to 0. */ |
---|
3164 | _spentry(makestackblock0) |
---|
3165 | __(unbox_fixnum(imm0,arg_z)) |
---|
3166 | __(dnode_align(imm0,imm0,tsp_frame.fixed_overhead+macptr.size)) |
---|
3167 | __(cmplri(cr0,imm0,tstack_alloc_limit)) |
---|
3168 | __(bge cr0,3f) |
---|
3169 | __(TSP_Alloc_Var_Unboxed(imm0)) |
---|
3170 | __(Zero_TSP_Frame(imm0,imm1)) |
---|
3171 | __(li imm0,macptr_header) |
---|
3172 | __(la imm1,tsp_frame.data_offset+macptr.size(tsp)) |
---|
3173 | __(str(imm0,tsp_frame.data_offset(tsp))) |
---|
3174 | __(la arg_z,tsp_frame.data_offset+fulltag_misc(tsp)) |
---|
3175 | __(str(imm1,macptr.address(arg_z))) /* makestackblock0 expects the address to be in imm1 */ |
---|
3176 | __(stfd fp_zero,macptr.domain(arg_z)) |
---|
3177 | __(blr) |
---|
3178 | |
---|
3179 | /* Too big. Heap cons a gcable macptr */ |
---|
3180 | 3: |
---|
3181 | __(TSP_Alloc_Fixed_Unboxed(0)) /* "raw" block to make the compiler happy */ |
---|
3182 | |
---|
3183 | __(mr arg_y,arg_z) /* save block size */ |
---|
3184 | __(li arg_z,t_value) /* clear-p arg to %new-gcable-ptr */ |
---|
3185 | __(set_nargs(2)) |
---|
3186 | __(li fname,nrs.new_gcable_ptr) |
---|
3187 | __(jump_fname()) |
---|
3188 | |
---|
3189 | /* Make a list of length arg_y (boxed), initial-element arg_z (boxed) on */ |
---|
3190 | /* the tstack. Return the list in arg_z. */ |
---|
3191 | _spentry(makestacklist) |
---|
3192 | __(add imm0,arg_y,arg_y) |
---|
3193 | __(cmplri(cr1,imm0,((tstack_alloc_limit+1)-cons.size))) |
---|
3194 | __(addi imm0,imm0,tsp_frame.fixed_overhead) |
---|
3195 | __(bge cr1,3f) |
---|
3196 | __(TSP_Alloc_Var_Boxed(imm0,imm1)) |
---|
3197 | __(mr imm1,arg_y) |
---|
3198 | __(cmpri(cr1,imm1,0)) |
---|
3199 | __(mr arg_y,arg_z) |
---|
3200 | __(li arg_z,nil_value) |
---|
3201 | __(ldr(imm2,tsp_frame.backlink(tsp))) |
---|
3202 | __(la imm2,-tsp_frame.fixed_overhead+fulltag_cons(imm2)) |
---|
3203 | __(b 2f) |
---|
3204 | 1: |
---|
3205 | __(subi imm1,imm1,fixnum1) |
---|
3206 | __(cmpri(cr1,imm1,0)) |
---|
3207 | __(_rplacd(imm2,arg_z)) |
---|
3208 | __(_rplaca(imm2,arg_y)) |
---|
3209 | __(mr arg_z,imm2) |
---|
3210 | __(subi imm2,imm2,cons.size) |
---|
3211 | 2: |
---|
3212 | __(bne cr1,1b) |
---|
3213 | __(blr) |
---|
3214 | |
---|
3215 | 3: |
---|
3216 | __(cmpri(cr1,arg_y,0)) |
---|
3217 | __(TSP_Alloc_Fixed_Boxed(0)) /* make the compiler happy */ |
---|
3218 | __(mr imm1,arg_y) /* count */ |
---|
3219 | __(mr arg_y,arg_z) /* initial value */ |
---|
3220 | __(li arg_z,nil_value) /* result */ |
---|
3221 | __(b 5f) |
---|
3222 | 4: |
---|
3223 | __(subi imm1,imm1,fixnum1) |
---|
3224 | __(cmpri(cr1,imm1,0)) |
---|
3225 | __(Cons(arg_z,arg_y,arg_z)) |
---|
3226 | 5: |
---|
3227 | __(bne cr1,4b) |
---|
3228 | __(blr) |
---|
3229 | |
---|
3230 | /* subtype (boxed) vpushed before initial values. (Had better be a */ |
---|
3231 | /* node header subtag.) Nargs set to count of things vpushed. */ |
---|
3232 | |
---|
3233 | _spentry(stkgvector) |
---|
3234 | __(la imm0,-fixnum_one(nargs)) |
---|
3235 | __(cmpri(cr1,imm0,0)) |
---|
3236 | __(add imm1,vsp,nargs) |
---|
3237 | __(ldru(temp0,-node_size(imm1))) |
---|
3238 | __(slri(imm2,imm0,num_subtag_bits-fixnumshift)) |
---|
3239 | __ifdef([PPC64]) |
---|
3240 | __(unbox_fixnum(imm3,temp0)) |
---|
3241 | __(or imm2,imm3,imm2) |
---|
3242 | __else |
---|
3243 | __(rlwimi imm2,temp0,32-fixnumshift,32-num_subtag_bits,31) |
---|
3244 | __endif |
---|
3245 | __(dnode_align(imm0,imm0,node_size+tsp_frame.fixed_overhead)) |
---|
3246 | __(TSP_Alloc_Var_Boxed_nz(imm0,imm3)) |
---|
3247 | __(str(imm2,tsp_frame.data_offset(tsp))) |
---|
3248 | __(la arg_z,tsp_frame.data_offset+fulltag_misc(tsp)) |
---|
3249 | __(la imm3,misc_header_offset(arg_z)) |
---|
3250 | __(li imm0,fixnum1) |
---|
3251 | __(b 2f) |
---|
3252 | 1: |
---|
3253 | __(addi imm0,imm0,fixnum1) |
---|
3254 | __(cmpr(cr1,imm0,nargs)) |
---|
3255 | __(ldru(temp0,-node_size(imm1))) |
---|
3256 | __(stru(temp0,node_size(imm3))) |
---|
3257 | 2: |
---|
3258 | __(bne cr1,1b) |
---|
3259 | __(add vsp,vsp,nargs) |
---|
3260 | __(blr) |
---|
3261 | |
---|
3262 | /* Allocate a "fulltag_misc" object. On entry, arg_y contains the element */ |
---|
3263 | /* count (boxed) and arg_z contains the subtag (boxed). Both of these */ |
---|
3264 | /* parameters must be "reasonable" (the subtag must be valid, the element */ |
---|
3265 | /* count must be of type (unsigned-byte 24)/(unsigned-byte 56). */ |
---|
3266 | /* On exit, arg_z contains the (properly tagged) misc object; it'll have a */ |
---|
3267 | /* proper header on it and its contents will be 0. imm0 contains */ |
---|
3268 | /* the object's header (fulltag = fulltag_immheader or fulltag_nodeheader.) */ |
---|
3269 | /* This is intended for things like "make-array" and "%make-bignum" and the */ |
---|
3270 | /* like. Things that involve creating small objects of known size can usually */ |
---|
3271 | /* do so inline with less hair. */ |
---|
3272 | |
---|
3273 | /* If this has to go out-of-line (to GC or whatever), it should do so via a */ |
---|
3274 | /* trap (or should otherwise ensure that both the LR and CTR are preserved */ |
---|
3275 | /* where the GC can find them.) */ |
---|
3276 | |
---|
3277 | |
---|
3278 | _spentry(misc_alloc) |
---|
3279 | __ifdef([PPC64]) |
---|
3280 | __(extract_unsigned_byte_bits_(imm2,arg_y,56)) |
---|
3281 | __(unbox_fixnum(imm0,arg_z)) |
---|
3282 | __(sldi imm2,arg_y,num_subtag_bits-fixnumshift) |
---|
3283 | __(clrldi imm1,imm0,64-nlowtagbits) |
---|
3284 | __(or imm0,imm2,imm0) |
---|
3285 | __(extract_fulltag(imm2,imm0)) |
---|
3286 | __(cmpdi cr1,imm1,lowtag_nodeheader) |
---|
3287 | __(cmpdi cr2,imm2,ivector_class_64_bit) |
---|
3288 | __(bne- cr0,9f) |
---|
3289 | __(cmpdi cr3,imm2,ivector_class_32_bit) |
---|
3290 | __(cmpdi cr4,imm2,ivector_class_8_bit) |
---|
3291 | __(mr imm2,arg_y) |
---|
3292 | __(cmpdi cr5,imm1,subtag_bit_vector) |
---|
3293 | __(beq cr1,1f) |
---|
3294 | __(beq cr2,1f) |
---|
3295 | __(srdi imm2,imm2,1) |
---|
3296 | __(beq cr3,1f) |
---|
3297 | __(beq cr5,2f) |
---|
3298 | __(srdi imm2,imm2,1) |
---|
3299 | __(bne cr4,1f) |
---|
3300 | __(srdi imm2,imm2,1) |
---|
3301 | /* imm2 now = byte count. Add 8 for header, 15 to align, then clear */ |
---|
3302 | /* low four bits. */ |
---|
3303 | 1: |
---|
3304 | __(dnode_align(imm2,imm2,node_size)) |
---|
3305 | |
---|
3306 | __(Misc_Alloc(arg_z,imm0,imm2)) |
---|
3307 | __(blr) |
---|
3308 | 2: /* bit-vector case */ |
---|
3309 | __(addi imm2,arg_y,7<<fixnumshift) |
---|
3310 | __(srdi imm2,imm2,3+fixnumshift) |
---|
3311 | __(b 1b) |
---|
3312 | 9: |
---|
3313 | __(uuo_interr(error_object_not_unsigned_byte_56,arg_y)) |
---|
3314 | __else |
---|
3315 | __(extract_unsigned_byte_bits_(imm2,arg_y,24)) |
---|
3316 | __(unbox_fixnum(imm0,arg_z)) |
---|
3317 | __(extract_fulltag(imm1,imm0)) |
---|
3318 | __(bne- cr0,9f) |
---|
3319 | __(cmpri(cr0,imm1,fulltag_nodeheader)) |
---|
3320 | __(mr imm3,imm0) |
---|
3321 | __(cmplri(cr1,imm0,max_32_bit_ivector_subtag)) |
---|
3322 | __(rlwimi imm0,arg_y,num_subtag_bits-fixnum_shift,0,31-num_subtag_bits )/* imm0 now = header */ |
---|
3323 | __(mr imm2,arg_y) |
---|
3324 | __(beq cr0,1f) /* do probe if node object (fixnum element count = byte count). */ |
---|
3325 | __(cmplri(cr0,imm3,max_16_bit_ivector_subtag)) |
---|
3326 | __(bng cr1,1f) /* do probe if 32-bit imm object */ |
---|
3327 | __(cmplri(cr1,imm3,max_8_bit_ivector_subtag)) |
---|
3328 | __(srwi imm2,imm2,1) |
---|
3329 | __(bgt cr0,2f) |
---|
3330 | __(bgt cr1,1f) |
---|
3331 | __(srwi imm2,imm2,1) |
---|
3332 | /* imm2 now = byte count. Add 4 for header, 7 to align, then clear */ |
---|
3333 | /* low three bits. */ |
---|
3334 | 1: |
---|
3335 | __(dnode_align(imm2,imm2,node_size)) |
---|
3336 | |
---|
3337 | __(Misc_Alloc(arg_z,imm0,imm2)) |
---|
3338 | __(blr) |
---|
3339 | 2: |
---|
3340 | __(cmplri(imm3,subtag_double_float_vector)) |
---|
3341 | __(slwi imm2,arg_y,1) |
---|
3342 | __(beq 1b) |
---|
3343 | __(addi imm2,arg_y,7<<fixnumshift) |
---|
3344 | __(srwi imm2,imm2,fixnumshift+3) |
---|
3345 | __(b 1b) |
---|
3346 | 9: |
---|
3347 | __(uuo_interr(error_object_not_unsigned_byte_24,arg_y)) |
---|
3348 | __endif |
---|
3349 | |
---|
3350 | /* almost exactly as above, but "swap exception handling info" */ |
---|
3351 | /* on exit and return */ |
---|
3352 | /* Deprecated */ |
---|
3353 | _spentry(poweropen_ffcallX) |
---|
3354 | .long 0x7c800008 /* debug trap */ |
---|
3355 | |
---|
3356 | |
---|
3357 | /* Destructuring-bind, macro-bind. */ |
---|
3358 | |
---|
3359 | /* OK to use arg_x, arg_y for whatever (tagged) purpose; */ |
---|
3360 | /* likewise immX regs. */ |
---|
3361 | /* arg_z preserved, nothing else in particular defined on exit. */ |
---|
3362 | /* nargs contains req count (0-255) in PPC bits mask_req_start/mask_req_width, */ |
---|
3363 | /* opt count (0-255) in PPC bits mask_opt_start/mask_opt_width, */ |
---|
3364 | /* key count (0-255) in PPC bits mask_key_start/mask_key_width, */ |
---|
3365 | /* opt-supplied-p flag in PPC bit mask_initopt, */ |
---|
3366 | /* keyp flag in PPC bit mask_keyp, */ |
---|
3367 | /* &allow-other-keys flag in PPC bit mask_aok, */ |
---|
3368 | /* &rest flag in PPC bit mask_restp. */ |
---|
3369 | /* When mask_keyp bit is set, keyvect contains vector of keyword symbols, */ |
---|
3370 | /* length key count. */ |
---|
3371 | |
---|
3372 | _spentry(macro_bind) |
---|
3373 | __ifdef([PPC64]) |
---|
3374 | __(mr whole_reg,arg_reg) |
---|
3375 | __(extract_fulltag(imm0,arg_reg)) |
---|
3376 | __(cmpri(cr1,arg_reg,nil_value)) |
---|
3377 | __(cmpri(cr0,imm0,fulltag_cons)) |
---|
3378 | __(beq cr1,0f) |
---|
3379 | __(bne- cr0,1f) |
---|
3380 | 0: |
---|
3381 | __(_cdr(arg_reg,arg_reg)) |
---|
3382 | __(b local_label(destbind1)) |
---|
3383 | __else |
---|
3384 | __(mr whole_reg,arg_reg) |
---|
3385 | __(extract_lisptag(imm0,arg_reg)) |
---|
3386 | __(cmpri(cr0,imm0,tag_list)) |
---|
3387 | __(bne- cr0,1f) |
---|
3388 | __(_cdr(arg_reg,arg_reg)) |
---|
3389 | __(b (local_label(destbind1))) |
---|
3390 | __endif |
---|
3391 | 1: |
---|
3392 | __(li arg_y,XCALLNOMATCH) |
---|
3393 | __(mr arg_z,whole_reg) |
---|
3394 | __(set_nargs(2)) |
---|
3395 | __(b _SPksignalerr) |
---|
3396 | |
---|
3397 | |
---|
3398 | _spentry(destructuring_bind) |
---|
3399 | __(mr whole_reg,arg_reg) |
---|
3400 | __(b local_label(destbind1)) |
---|
3401 | |
---|
3402 | _spentry(destructuring_bind_inner) |
---|
3403 | __(mr whole_reg,arg_z) |
---|
3404 | local_label(destbind1): |
---|
3405 | /* Extract required arg count. */ |
---|
3406 | /* A bug in gas: can't handle shift count of "32" (= 0 */ |
---|
3407 | ifelse(eval(mask_req_width+mask_req_start),eval(32),[ |
---|
3408 | __(clrlwi. imm0,nargs,mask_req_start) |
---|
3409 | ],[ |
---|
3410 | __(extrwi. imm0,nargs,mask_req_width,mask_req_start) |
---|
3411 | ]) |
---|
3412 | __(extrwi imm1,nargs,mask_opt_width,mask_opt_start) |
---|
3413 | __(rlwinm imm2,nargs,0,mask_initopt,mask_initopt) |
---|
3414 | __(rlwinm imm4,nargs,0,mask_keyp,mask_keyp) |
---|
3415 | __(cmpri(cr4,imm4,0)) |
---|
3416 | __(rlwinm imm4,nargs,0,mask_restp,mask_restp) |
---|
3417 | __(cmpri(cr5,imm4,0)) |
---|
3418 | __(cmpri(cr1,imm1,0)) |
---|
3419 | __(cmpri(cr2,imm2,0)) |
---|
3420 | /* Save entry vsp in case of error. */ |
---|
3421 | __(mr imm4,vsp) |
---|
3422 | __(beq cr0,2f) |
---|
3423 | 1: |
---|
3424 | __(cmpri(cr7,arg_reg,nil_value)) |
---|
3425 | __ifdef([PPC64]) |
---|
3426 | __(extract_fulltag(imm3,arg_reg)) |
---|
3427 | __(cmpri(cr3,imm3,fulltag_cons)) |
---|
3428 | __else |
---|
3429 | __(extract_lisptag(imm3,arg_reg)) |
---|
3430 | __(cmpri(cr3,imm3,tag_list)) |
---|
3431 | __endif |
---|
3432 | __(subi imm0,imm0,1) |
---|
3433 | __(cmpri(cr0,imm0,0)) |
---|
3434 | __(beq cr7,toofew) |
---|
3435 | __(bne cr3,badlist) |
---|
3436 | __(ldr(arg_x,cons.car(arg_reg))) |
---|
3437 | __(ldr(arg_reg,cons.cdr(arg_reg))) |
---|
3438 | __(vpush(arg_x)) |
---|
3439 | __(bne cr0,1b) |
---|
3440 | 2: |
---|
3441 | __(beq cr1,rest_keys) |
---|
3442 | __(bne cr2,opt_supp) |
---|
3443 | /* 'simple' &optionals: no supplied-p, default to nil. */ |
---|
3444 | simple_opt_loop: |
---|
3445 | __(cmpri(cr0,arg_reg,nil_value)) |
---|
3446 | __ifdef([PPC64]) |
---|
3447 | __(extract_fulltag(imm3,arg_reg)) |
---|
3448 | __(cmpri(cr3,imm3,fulltag_cons)) |
---|
3449 | __else |
---|
3450 | __(extract_lisptag(imm3,arg_reg)) |
---|
3451 | __(cmpri(cr3,imm3,tag_list)) |
---|
3452 | __endif |
---|
3453 | __(subi imm1,imm1,1) |
---|
3454 | __(cmpri(cr1,imm1,0)) |
---|
3455 | __(li imm5,nil_value) |
---|
3456 | __(beq cr0,default_simple_opt) |
---|
3457 | __(bne cr3,badlist) |
---|
3458 | __(ldr(arg_x,cons.car(arg_reg))) |
---|
3459 | __(ldr(arg_reg,cons.cdr(arg_reg))) |
---|
3460 | __(vpush(arg_x)) |
---|
3461 | __(bne cr1,simple_opt_loop) |
---|
3462 | __(b rest_keys) |
---|
3463 | default_simple_opt_loop: |
---|
3464 | __(subi imm1,imm1,1) |
---|
3465 | __(cmpri(cr1,imm1,0)) |
---|
3466 | default_simple_opt: |
---|
3467 | __(vpush(imm5)) |
---|
3468 | __(bne cr1,default_simple_opt_loop) |
---|
3469 | __(b rest_keys) |
---|
3470 | /* Provide supplied-p vars for the &optionals. */ |
---|
3471 | opt_supp: |
---|
3472 | __(li arg_y,t_value) |
---|
3473 | opt_supp_loop: |
---|
3474 | __(cmpri(cr0,arg_reg,nil_value)) |
---|
3475 | __ifdef([PPC64]) |
---|
3476 | __(extract_fulltag(imm3,arg_reg)) |
---|
3477 | __(cmpri(cr3,imm3,fulltag_cons)) |
---|
3478 | __else |
---|
3479 | __(extract_lisptag(imm3,arg_reg)) |
---|
3480 | __(cmpri(cr3,imm3,tag_list)) |
---|
3481 | __endif |
---|
3482 | __(subi imm1,imm1,1) |
---|
3483 | __(cmpri(cr1,imm1,0)) |
---|
3484 | __(beq cr0,default_hard_opt) |
---|
3485 | __(bne cr3,badlist) |
---|
3486 | __(ldr(arg_x,cons.car(arg_reg))) |
---|
3487 | __(ldr(arg_reg,cons.cdr(arg_reg))) |
---|
3488 | __(vpush(arg_x)) |
---|
3489 | __(vpush(arg_y)) |
---|
3490 | __(bne cr1,opt_supp_loop) |
---|
3491 | __(b rest_keys) |
---|
3492 | default_hard_opt_loop: |
---|
3493 | __(subi imm1,imm1,1) |
---|
3494 | __(cmpri(cr1,imm1,0)) |
---|
3495 | default_hard_opt: |
---|
3496 | __(vpush(imm5)) |
---|
3497 | __(vpush(imm5)) |
---|
3498 | __(bne cr1,default_hard_opt_loop) |
---|
3499 | rest_keys: |
---|
3500 | __(cmpri(cr0,arg_reg,nil_value)) |
---|
3501 | __(bne cr5,have_rest) |
---|
3502 | __(bne cr4,have_keys) |
---|
3503 | __(bne cr0,toomany) |
---|
3504 | __(blr) |
---|
3505 | have_rest: |
---|
3506 | __(vpush(arg_reg)) |
---|
3507 | __(beqlr cr4) |
---|
3508 | have_keys: |
---|
3509 | /* Ensure that arg_reg contains a proper,even-length list. */ |
---|
3510 | /* Insist that its length is <= 512 (as a cheap circularity check.) */ |
---|
3511 | __(li imm0,256) |
---|
3512 | __(mr arg_x,arg_reg) |
---|
3513 | count_keys_loop: |
---|
3514 | __ifdef([PPC64]) |
---|
3515 | __(extract_fulltag(imm3,arg_x)) |
---|
3516 | __(cmpri(cr3,imm3,fulltag_cons)) |
---|
3517 | __else |
---|
3518 | __(extract_lisptag(imm3,arg_x)) |
---|
3519 | __(cmpri(cr3,imm3,tag_list)) |
---|
3520 | __endif |
---|
3521 | __(cmpri(cr0,arg_x,nil_value)) |
---|
3522 | __(subi imm0,imm0,1) |
---|
3523 | __(cmpri(cr4,imm0,0)) |
---|
3524 | __(beq cr0,counted_keys) |
---|
3525 | __(bne cr3,badlist) |
---|
3526 | __(ldr(arg_x,cons.cdr(arg_x))) |
---|
3527 | __ifdef([PPC64]) |
---|
3528 | __(extract_fulltag(imm3,arg_x)) |
---|
3529 | __(cmpri(cr3,imm3,fulltag_cons)) |
---|
3530 | __else |
---|
3531 | __(extract_lisptag(imm3,arg_x)) |
---|
3532 | __(cmpri(cr3,imm3,tag_list)) |
---|
3533 | __endif |
---|
3534 | __(blt cr4,toomany) |
---|
3535 | __(cmpri(cr0,arg_x,nil_value)) |
---|
3536 | __(beq cr0,db_badkeys) |
---|
3537 | __(bne cr3,badlist) |
---|
3538 | __(ldr(arg_x,cons.cdr(arg_x))) |
---|
3539 | __(b count_keys_loop) |
---|
3540 | counted_keys: |
---|
3541 | /* We've got a proper, even-length list of key/value pairs in */ |
---|
3542 | /* arg_reg. For each keyword var in the lambda-list, push a pair */ |
---|
3543 | /* of NILs on the vstack. */ |
---|
3544 | __(extrwi. imm0,nargs,mask_key_width,mask_key_start ) |
---|
3545 | __(mr imm2,imm0) /* save number of keys */ |
---|
3546 | __(li imm5,nil_value) |
---|
3547 | __(b push_pair_test) |
---|
3548 | push_pair_loop: |
---|
3549 | __(cmpri(cr0,imm0,1)) |
---|
3550 | __(subi imm0,imm0,1) |
---|
3551 | __(vpush(imm5)) |
---|
3552 | __(vpush(imm5)) |
---|
3553 | push_pair_test: |
---|
3554 | __(bne cr0,push_pair_loop) |
---|
3555 | __(slwi imm2,imm2,dnode_shift) /* pairs -> bytes */ |
---|
3556 | __(add imm2,vsp,imm2) /* imm2 points below pairs */ |
---|
3557 | __(li imm0,0) /* count unknown keywords so far */ |
---|
3558 | __(extrwi imm1,nargs,1,mask_aok) /* unknown keywords allowed */ |
---|
3559 | __(extrwi nargs,nargs,mask_key_width,mask_key_start) |
---|
3560 | /* Now, for each keyword/value pair in the list */ |
---|
3561 | /* a) if the keyword is found in the keyword vector, set the */ |
---|
3562 | /* corresponding entry on the vstack to the value and the */ |
---|
3563 | /* associated supplied-p var to T. */ |
---|
3564 | /* b) Regardless of whether or not the keyword is found, */ |
---|
3565 | /* if :ALLOW-OTHER-KEYS is provided with a non-nil value, */ |
---|
3566 | /* set the low bit of imm1 to indicate that unknown keywords */ |
---|
3567 | /* are acceptable. (This bit is pre-set above to the value */ |
---|
3568 | /* the encoded value of &allow_other_keys.) */ |
---|
3569 | /* c) If the keyword is not found (and isn't :ALLOW-OTHER-KEYS), increment */ |
---|
3570 | /* the count of unknown keywords in the high bits of imm1*/ |
---|
3571 | /* At the end of the list, signal an error if any unknown keywords were seen */ |
---|
3572 | /* but not allowed. Otherwise, return. */ |
---|
3573 | |
---|
3574 | match_keys_loop: |
---|
3575 | __(cmpri(cr0,arg_reg,nil_value)) |
---|
3576 | __(li imm0,0) |
---|
3577 | __(li imm3,misc_data_offset) |
---|
3578 | __(beq cr0,matched_keys) |
---|
3579 | __(ldr(arg_x,cons.car(arg_reg))) |
---|
3580 | __(li arg_y,nrs.kallowotherkeys) |
---|
3581 | __(cmpr(cr3,arg_x,arg_y)) /* :ALLOW-OTHER-KEYS ? */ |
---|
3582 | __(ldr(arg_reg,cons.cdr(arg_reg))) |
---|
3583 | __(ldr(arg_y,cons.car(arg_reg))) |
---|
3584 | __(cmpr(cr4,imm0,nargs)) |
---|
3585 | __(ldr(arg_reg,cons.cdr(arg_reg))) |
---|
3586 | __(b match_test) |
---|
3587 | match_loop: |
---|
3588 | __(ldrx(temp0,keyvect_reg,imm3)) |
---|
3589 | __(cmpr(cr0,arg_x,temp0)) |
---|
3590 | __(addi imm0,imm0,1) |
---|
3591 | __(cmpr(cr4,imm0,nargs)) |
---|
3592 | __(addi imm3,imm3,node_size) |
---|
3593 | __(bne cr0,match_test) |
---|
3594 | /* Got a hit. Unless this keyword's been seen already, set it. */ |
---|
3595 | __(slwi imm0,imm0,dnode_shift) |
---|
3596 | __(subf imm0,imm0,imm2) |
---|
3597 | __(ldr(temp0,0(imm0))) |
---|
3598 | __(cmpri(cr0,temp0,nil_value)) |
---|
3599 | __(li temp0,t_value) |
---|
3600 | __(bne cr0,match_keys_loop) /* already saw this */ |
---|
3601 | __(str(arg_y,node_size*1(imm0))) |
---|
3602 | __(str(temp0,node_size*0(imm0))) |
---|
3603 | __(bne cr3,match_keys_loop) |
---|
3604 | __(b match_keys_check_aok) |
---|
3605 | match_test: |
---|
3606 | __(bne cr4,match_loop) |
---|
3607 | __(beq cr3,match_keys_check_aok) |
---|
3608 | __(addi imm1,imm1,node_size) |
---|
3609 | __(b match_keys_loop) |
---|
3610 | match_keys_check_aok: |
---|
3611 | __(andi. imm0,imm1,2) /* check "seen-aok" bit in imm1 */ |
---|
3612 | __(cmpri cr1,arg_y,nil_value) /* check value */ |
---|
3613 | __(ori imm1,imm1,2) |
---|
3614 | __(bne cr0,match_keys_loop) /* duplicate aok */ |
---|
3615 | __(beq cr1,match_keys_loop) |
---|
3616 | __(ori imm1,imm1,1) |
---|
3617 | __(b match_keys_loop) |
---|
3618 | matched_keys: |
---|
3619 | __(clrrwi. imm0,imm1,2) |
---|
3620 | __(beqlr) |
---|
3621 | __(andi. imm1,imm1,1) |
---|
3622 | __(bnelr) |
---|
3623 | /* Some unrecognized keywords. Complain generically about */ |
---|
3624 | /* invalid keywords. */ |
---|
3625 | db_badkeys: |
---|
3626 | __(li arg_y,XBADKEYS) |
---|
3627 | __(b destructure_error) |
---|
3628 | toomany: |
---|
3629 | __(li arg_y,XCALLTOOMANY) |
---|
3630 | __(b destructure_error) |
---|
3631 | toofew: |
---|
3632 | __(li arg_y,XCALLTOOFEW) |
---|
3633 | __(b destructure_error) |
---|
3634 | badlist: |
---|
3635 | __(li arg_y,XCALLNOMATCH) |
---|
3636 | /* b destructure_error */ |
---|
3637 | destructure_error: |
---|
3638 | __(mr vsp,imm4) /* undo everything done to the stack */ |
---|
3639 | __(mr arg_z,whole_reg) |
---|
3640 | __(set_nargs(2)) |
---|
3641 | __(b _SPksignalerr) |
---|
3642 | |
---|
3643 | /* vpush the values in the value set atop the vsp, incrementing nargs. */ |
---|
3644 | /* Discard the tsp frame; leave values atop the vsp. */ |
---|
3645 | |
---|
3646 | _spentry(recover_values) |
---|
3647 | |
---|
3648 | /* First, walk the segments reversing the pointer to previous segment pointers */ |
---|
3649 | /* Can tell the end because that previous segment pointer is the prev tsp pointer */ |
---|
3650 | __(ldr(imm0,tsp_frame.backlink(tsp))) /* previous tsp */ |
---|
3651 | __(mr imm1,tsp) /* current segment */ |
---|
3652 | __(mr imm2,tsp) /* last segment */ |
---|
3653 | local_label(walkloop): |
---|
3654 | __(ldr(imm3,tsp_frame.fixed_overhead+node_size(imm1))) /* next segment */ |
---|
3655 | __(cmpr(cr0,imm0,imm3)) /* last segment? */ |
---|
3656 | __(str(imm2,tsp_frame.fixed_overhead+node_size(imm1))) /* reverse pointer */ |
---|
3657 | __(mr imm2,imm1) /* last segment <- current segment */ |
---|
3658 | __(mr imm1,imm3) /* current segment <- next segment */ |
---|
3659 | __(bne cr0,local_label(walkloop)) |
---|
3660 | |
---|
3661 | /* the final segment ptr is now in imm2 */ |
---|
3662 | /* walk backwards, pushing values on VSP and incrementing NARGS */ |
---|
3663 | local_label(pushloop): |
---|
3664 | __(ldr(imm0,tsp_frame.data_offset(imm2))) /* nargs in segment */ |
---|
3665 | __(cmpri(cr0,imm0,0)) |
---|
3666 | __(cmpr(cr1,imm2,tsp)) |
---|
3667 | __(la imm3,tsp_frame.data_offset+(2*node_size)(imm2)) |
---|
3668 | __(add imm3,imm3,imm0) |
---|
3669 | __(add nargs,nargs,imm0) |
---|
3670 | __(b 2f) |
---|
3671 | 1: |
---|
3672 | __(ldru(arg_z,-node_size(imm3))) |
---|
3673 | __(cmpri(cr0,imm0,fixnum_one)) |
---|
3674 | __(subi imm0,imm0,fixnum_one) |
---|
3675 | __(vpush(arg_z)) |
---|
3676 | 2: |
---|
3677 | __(bne cr0,1b) |
---|
3678 | __(ldr(imm2,tsp_frame.data_offset+node_size(imm2))) /* previous segment */ |
---|
3679 | __(bne cr1,local_label(pushloop)) |
---|
3680 | __(unlink(tsp)) |
---|
3681 | __(blr) |
---|
3682 | |
---|
3683 | |
---|
3684 | /* Go out of line to do this. Sheesh. */ |
---|
3685 | |
---|
3686 | _spentry(vpopargregs) |
---|
3687 | __(cmpri(cr0,nargs,0)) |
---|
3688 | __(cmpri(cr1,nargs,2<<fixnumshift)) |
---|
3689 | __(beqlr cr0) |
---|
3690 | __(beq cr1,local_label(yz)) |
---|
3691 | __(blt cr1,local_label(z)) |
---|
3692 | __(ldr(arg_z,node_size*0(vsp))) |
---|
3693 | __(ldr(arg_y,node_size*1(vsp))) |
---|
3694 | __(ldr(arg_x,node_size*2(vsp))) |
---|
3695 | __(la vsp,node_size*3(vsp)) |
---|
3696 | __(blr) |
---|
3697 | local_label(yz): |
---|
3698 | __(ldr(arg_z,node_size*0(vsp))) |
---|
3699 | __(ldr(arg_y,node_size*1(vsp))) |
---|
3700 | __(la vsp,node_size*2(vsp)) |
---|
3701 | __(blr) |
---|
3702 | local_label(z): |
---|
3703 | __(ldr(arg_z,node_size*0(vsp))) |
---|
3704 | __(la vsp,node_size*1(vsp)) |
---|
3705 | __(blr) |
---|
3706 | |
---|
3707 | /* If arg_z is an integer, return in imm0 something whose sign */ |
---|
3708 | /* is the same as arg_z's. If not an integer, error. */ |
---|
3709 | _spentry(integer_sign) |
---|
3710 | __(extract_typecode(imm0,arg_z)) |
---|
3711 | __(cmpri(cr1,imm0,tag_fixnum)) |
---|
3712 | __(cmpri(cr0,imm0,subtag_bignum)) |
---|
3713 | __(mr imm0,arg_z) |
---|
3714 | __(beqlr+ cr1) |
---|
3715 | __(bne- cr0,1f) |
---|
3716 | __(getvheader(imm0,arg_z)) |
---|
3717 | __ifdef([PPC64]) |
---|
3718 | __(header_size(imm0,imm0)) |
---|
3719 | __(sldi imm0,imm0,2) |
---|
3720 | __else |
---|
3721 | __(header_length(imm0,imm0)) /* boxed length = scaled size */ |
---|
3722 | __endif |
---|
3723 | __(addi imm0,imm0,misc_data_offset-4) /* bias, less 1 element */ |
---|
3724 | __(lwzx imm0,arg_z,imm0) |
---|
3725 | __(cmpwi cr0,imm0,0) |
---|
3726 | __(li imm0,1) |
---|
3727 | __(bgelr cr0) |
---|
3728 | __(li imm0,-1) |
---|
3729 | __(blr) |
---|
3730 | 1: |
---|
3731 | __(uuo_interr(error_object_not_integer,arg_z)) |
---|
3732 | |
---|
3733 | /* like misc_set, only pass the (boxed) subtag in temp0 */ |
---|
3734 | _spentry(subtag_misc_set) |
---|
3735 | __(trap_unless_fulltag_equal(arg_x,fulltag_misc,imm0)) |
---|
3736 | __(trap_unless_lisptag_equal(arg_y,tag_fixnum,imm0)) |
---|
3737 | __(vector_length(imm0,arg_x,imm1)) |
---|
3738 | __(trlge(arg_y,imm0)) |
---|
3739 | __(unbox_fixnum(imm1,temp0)) |
---|
3740 | local_label(misc_set_common): |
---|
3741 | __ifdef([PPC64]) |
---|
3742 | __(slwi imm1,imm1,3) |
---|
3743 | __(li imm0,LO(local_label(misc_set_jmp))) |
---|
3744 | __(addis imm0,imm0,HA(local_label(misc_set_jmp))) |
---|
3745 | __(ldx imm0,imm0,imm1) |
---|
3746 | __(mtctr imm0) |
---|
3747 | __(bctr) |
---|
3748 | local_label(misc_set_jmp): |
---|
3749 | /* 00-0f */ |
---|
3750 | .quad local_label(misc_set_invalid) /* 00 even_fixnum */ |
---|
3751 | .quad local_label(misc_set_invalid) /* 01 imm_0 */ |
---|
3752 | .quad local_label(misc_set_invalid) /* 02 immheader_0 */ |
---|
3753 | .quad _SPgvset /* 03 function */ |
---|
3754 | .quad local_label(misc_set_invalid) /* 04 cons */ |
---|
3755 | .quad local_label(misc_set_invalid) /* 05 imm_1 */ |
---|
3756 | .quad local_label(misc_set_invalid) /* 06 immheader_1 */ |
---|
3757 | .quad _SPgvset /* 07 catch_frame */ |
---|
3758 | .quad local_label(misc_set_invalid) /* 08 odd_fixnum */ |
---|
3759 | .quad local_label(misc_set_invalid) /* 09 imm_2 */ |
---|
3760 | .quad local_label(misc_set_u32) /* 0a code_vector */ |
---|
3761 | .quad _SPgvset /* 0b slot_vector */ |
---|
3762 | .quad local_label(misc_set_invalid) /* 0c misc */ |
---|
3763 | .quad local_label(misc_set_invalid) /* 0d imm3 */ |
---|
3764 | .quad local_label(misc_set_invalid) /* 0e immheader_3 */ |
---|
3765 | .quad _SPgvset /* 0f ratio */ |
---|
3766 | /* 10-1f */ |
---|
3767 | .quad local_label(misc_set_invalid) /* 10 even_fixnum */ |
---|
3768 | .quad local_label(misc_set_invalid) /* 11 imm_0 */ |
---|
3769 | .quad local_label(misc_set_invalid) /* 12 immheader_0 */ |
---|
3770 | .quad _SPgvset /* 13 symbol_0 */ |
---|
3771 | .quad local_label(misc_set_invalid) /* 14 cons */ |
---|
3772 | .quad local_label(misc_set_invalid) /* 15 imm_1 */ |
---|
3773 | .quad local_label(misc_set_invalid) /* 16 immheader_1 */ |
---|
3774 | .quad _SPgvset /* 17 lisp_tread */ |
---|
3775 | .quad local_label(misc_set_invalid) /* 18 odd_fixnum */ |
---|
3776 | .quad local_label(misc_set_invalid) /* 19 imm_2 */ |
---|
3777 | .quad local_label(misc_set_u32) /* 1a xcode_vector */ |
---|
3778 | .quad _SPgvset /* 1b instance */ |
---|
3779 | .quad local_label(misc_set_invalid) /* 1c misc */ |
---|
3780 | .quad local_label(misc_set_invalid) /* 1d imm3 */ |
---|
3781 | .quad local_label(misc_set_u64) /* 1e macptr */ |
---|
3782 | .quad _SPgvset /* 1f complex */ |
---|
3783 | /* 20-2f */ |
---|
3784 | .quad local_label(misc_set_invalid) /* 20 even_fixnum */ |
---|
3785 | .quad local_label(misc_set_invalid) /* 21 imm_0 */ |
---|
3786 | .quad local_label(misc_set_invalid) /* 22 immheader_0 */ |
---|
3787 | .quad local_label(misc_set_invalid) /* 23 nodeheader_0 */ |
---|
3788 | .quad local_label(misc_set_invalid) /* 24 cons */ |
---|
3789 | .quad local_label(misc_set_invalid) /* 25 imm_1 */ |
---|
3790 | .quad local_label(misc_set_invalid) /* 26 immheader_1 */ |
---|
3791 | .quad _SPgvset /* 27 lock */ |
---|
3792 | .quad local_label(misc_set_invalid) /* 28 odd_fixnum */ |
---|
3793 | .quad local_label(misc_set_invalid) /* 29 imm_2 */ |
---|
3794 | .quad local_label(misc_set_u32) /* 2a bignum */ |
---|
3795 | .quad _SPgvset /* 2b struct */ |
---|
3796 | .quad local_label(misc_set_invalid) /* 2c misc */ |
---|
3797 | .quad local_label(misc_set_invalid) /* 2d imm3 */ |
---|
3798 | .quad local_label(misc_set_u64) /* 2e dead_macptr */ |
---|
3799 | .quad local_label(misc_set_invalid) /* 2f nodeheader_3 */ |
---|
3800 | /* 30-3f */ |
---|
3801 | .quad local_label(misc_set_invalid) /* 30 even_fixnum */ |
---|
3802 | .quad local_label(misc_set_invalid) /* 31 imm_0 */ |
---|
3803 | .quad local_label(misc_set_invalid) /* 32 immheader_0 */ |
---|
3804 | .quad local_label(misc_set_invalid) /* 33 nodeheader_0 */ |
---|
3805 | .quad local_label(misc_set_invalid) /* 34 cons */ |
---|
3806 | .quad local_label(misc_set_invalid) /* 35 imm_1 */ |
---|
3807 | .quad local_label(misc_set_invalid) /* 36 immheader_1 */ |
---|
3808 | .quad _SPgvset /* 37 hash_vector */ |
---|
3809 | .quad local_label(misc_set_invalid) /* 38 odd_fixnum */ |
---|
3810 | .quad local_label(misc_set_invalid) /* 39 imm_2 */ |
---|
3811 | .quad local_label(misc_set_u32) /* 3a double_float */ |
---|
3812 | .quad _SPgvset /* 3b istruct */ |
---|
3813 | .quad local_label(misc_set_invalid) /* 3c misc */ |
---|
3814 | .quad local_label(misc_set_invalid) /* 3d imm3 */ |
---|
3815 | .quad local_label(misc_set_invalid) /* 3e immheader_3 */ |
---|
3816 | .quad local_label(misc_set_invalid) /* 3f nodeheader_3 */ |
---|
3817 | /* 40-4f */ |
---|
3818 | .quad local_label(misc_set_invalid) /* 40 even_fixnum */ |
---|
3819 | .quad local_label(misc_set_invalid) /* 41 imm_0 */ |
---|
3820 | .quad local_label(misc_set_invalid) /* 42 immheader_0 */ |
---|
3821 | .quad local_label(misc_set_invalid) /* 43 nodeheader_0 */ |
---|
3822 | .quad local_label(misc_set_invalid) /* 44 cons */ |
---|
3823 | .quad local_label(misc_set_invalid) /* 45 imm_1 */ |
---|
3824 | .quad local_label(misc_set_invalid) /* 46 immheader_1 */ |
---|
3825 | .quad _SPgvset /* 47 pool */ |
---|
3826 | .quad local_label(misc_set_invalid) /* 48 odd_fixnum */ |
---|
3827 | .quad local_label(misc_set_invalid) /* 49 imm_2 */ |
---|
3828 | .quad local_label(misc_set_invalid) /* 4a immheader_2 */ |
---|
3829 | .quad _SPgvset /* 4b value_cell_2 */ |
---|
3830 | .quad local_label(misc_set_invalid) /* 4c misc */ |
---|
3831 | .quad local_label(misc_set_invalid) /* 4d imm3 */ |
---|
3832 | .quad local_label(misc_set_invalid) /* 4e immheader_3 */ |
---|
3833 | .quad local_label(misc_set_invalid) /* 4f nodeheader_3 */ |
---|
3834 | /* 50-5f */ |
---|
3835 | .quad local_label(misc_set_invalid) /* 50 even_fixnum */ |
---|
3836 | .quad local_label(misc_set_invalid) /* 51 imm_0 */ |
---|
3837 | .quad local_label(misc_set_invalid) /* 52 immheader_0 */ |
---|
3838 | .quad local_label(misc_set_invalid) /* 53 nodeheader_0 */ |
---|
3839 | .quad local_label(misc_set_invalid) /* 54 cons */ |
---|
3840 | .quad local_label(misc_set_invalid) /* 55 imm_1 */ |
---|
3841 | .quad local_label(misc_set_invalid) /* 56 immheader_1 */ |
---|
3842 | .quad _SPgvset /* 57 weak */ |
---|
3843 | .quad local_label(misc_set_invalid) /* 58 odd_fixnum */ |
---|
3844 | .quad local_label(misc_set_invalid) /* 59 imm_2 */ |
---|
3845 | .quad local_label(misc_set_invalid) /* 5a immheader_2 */ |
---|
3846 | .quad _SPgvset /* 5b xfunction */ |
---|
3847 | .quad local_label(misc_set_invalid) /* 5c misc */ |
---|
3848 | .quad local_label(misc_set_invalid) /* 5d imm3 */ |
---|
3849 | .quad local_label(misc_set_invalid) /* 5e immheader_3 */ |
---|
3850 | .quad local_label(misc_set_invalid) /* 5f nodeheader_3 */ |
---|
3851 | /* 60-6f */ |
---|
3852 | .quad local_label(misc_set_invalid) /* 60 even_fixnum */ |
---|
3853 | .quad local_label(misc_set_invalid) /* 61 imm_0 */ |
---|
3854 | .quad local_label(misc_set_invalid) /* 62 immheader_0 */ |
---|
3855 | .quad local_label(misc_set_invalid) /* 63 nodeheader_0 */ |
---|
3856 | .quad local_label(misc_set_invalid) /* 64 cons */ |
---|
3857 | .quad local_label(misc_set_invalid) /* 65 imm_1 */ |
---|
3858 | .quad local_label(misc_set_invalid) /* 66 immheader_1 */ |
---|
3859 | .quad _SPgvset /* 67 package */ |
---|
3860 | .quad local_label(misc_set_invalid) /* 68 odd_fixnum */ |
---|
3861 | .quad local_label(misc_set_invalid) /* 69 imm_2 */ |
---|
3862 | .quad local_label(misc_set_invalid) /* 6a immheader_2 */ |
---|
3863 | .quad local_label(misc_set_invalid) /* 6b nodeheader_2 */ |
---|
3864 | .quad local_label(misc_set_invalid) /* 6c misc */ |
---|
3865 | .quad local_label(misc_set_invalid) /* 6d imm3 */ |
---|
3866 | .quad local_label(misc_set_invalid) /* 6e immheader_3 */ |
---|
3867 | .quad local_label(misc_set_invalid) /* 6f nodeheader_3 */ |
---|
3868 | /* 70-7f */ |
---|
3869 | .quad local_label(misc_set_invalid) /* 70 even_fixnum */ |
---|
3870 | .quad local_label(misc_set_invalid) /* 71 imm_0 */ |
---|
3871 | .quad local_label(misc_set_invalid) /* 72 immheader_0 */ |
---|
3872 | .quad local_label(misc_set_invalid) /* 73 nodeheader_0 */ |
---|
3873 | .quad local_label(misc_set_invalid) /* 74 cons */ |
---|
3874 | .quad local_label(misc_set_invalid) /* 75 imm_1 */ |
---|
3875 | .quad local_label(misc_set_invalid) /* 76 immheader_1 */ |
---|
3876 | .quad local_label(misc_set_invalid) /* 77 nodeheader_1 */ |
---|
3877 | .quad local_label(misc_set_invalid) /* 78 odd_fixnum */ |
---|
3878 | .quad local_label(misc_set_invalid) /* 79 imm_2 */ |
---|
3879 | .quad local_label(misc_set_invalid) /* 7a immheader_2 */ |
---|
3880 | .quad local_label(misc_set_invalid) /* 7b nodeheader_2 */ |
---|
3881 | .quad local_label(misc_set_invalid) /* 7c misc */ |
---|
3882 | .quad local_label(misc_set_invalid) /* 7d imm3 */ |
---|
3883 | .quad local_label(misc_set_invalid) /* 7e immheader_3 */ |
---|
3884 | .quad local_label(misc_set_invalid) /* 7f nodeheader_3 */ |
---|
3885 | /* 80-8f */ |
---|
3886 | .quad local_label(misc_set_invalid) /* 80 even_fixnum */ |
---|
3887 | .quad local_label(misc_set_invalid) /* 81 imm_0 */ |
---|
3888 | .quad local_label(misc_set_invalid) /* 82 immheader_0 */ |
---|
3889 | .quad local_label(misc_set_invalid) /* 83 nodeheader_0 */ |
---|
3890 | .quad local_label(misc_set_invalid) /* 84 cons */ |
---|
3891 | .quad local_label(misc_set_invalid) /* 85 imm_1 */ |
---|
3892 | .quad local_label(misc_set_invalid) /* 86 immheader_1 */ |
---|
3893 | .quad _SPgvset /* 87 arrayH */ |
---|
3894 | .quad local_label(misc_set_invalid) /* 88 odd_fixnum */ |
---|
3895 | .quad local_label(misc_set_invalid) /* 89 imm_2 */ |
---|
3896 | .quad local_label(misc_set_invalid) /* 8a immheader_2 */ |
---|
3897 | .quad _SPgvset /* 8b vectorH */ |
---|
3898 | .quad local_label(misc_set_invalid) /* 8c misc */ |
---|
3899 | .quad local_label(misc_set_invalid) /* 8d imm3 */ |
---|
3900 | .quad local_label(misc_set_invalid) /* 8e immheader_3 */ |
---|
3901 | .quad _SPgvset /* 8f simple_vector */ |
---|
3902 | /* 90-9f */ |
---|
3903 | .quad local_label(misc_set_invalid) /* 90 even_fixnum */ |
---|
3904 | .quad local_label(misc_set_invalid) /* 91 imm_0 */ |
---|
3905 | .quad local_label(misc_set_s8) /* 92 s8 */ |
---|
3906 | .quad local_label(misc_set_invalid) /* 93 nodeheader_0 */ |
---|
3907 | .quad local_label(misc_set_invalid) /* 94 cons */ |
---|
3908 | .quad local_label(misc_set_invalid) /* 95 imm_1 */ |
---|
3909 | .quad local_label(misc_set_s16) /* 96 immheader_1 */ |
---|
3910 | .quad local_label(misc_set_invalid) /* 97 nodeheader_1 */ |
---|
3911 | .quad local_label(misc_set_invalid) /* 98 odd_fixnum */ |
---|
3912 | .quad local_label(misc_set_invalid) /* 99 imm_2 */ |
---|
3913 | .quad local_label(misc_set_s32) /* 9a s32 */ |
---|
3914 | .quad local_label(misc_set_invalid) /* 9b nodeheader_2 */ |
---|
3915 | .quad local_label(misc_set_invalid) /* 9c misc */ |
---|
3916 | .quad local_label(misc_set_invalid) /* 9d imm3 */ |
---|
3917 | .quad local_label(misc_set_s64) /* 9e s64 */ |
---|
3918 | .quad local_label(misc_set_invalid) /* 9f nodeheader_3 */ |
---|
3919 | /* a0-af */ |
---|
3920 | .quad local_label(misc_set_invalid) /* a0 even_fixnum */ |
---|
3921 | .quad local_label(misc_set_invalid) /* a1 imm_0 */ |
---|
3922 | .quad local_label(misc_set_u8) /* a2 u8 */ |
---|
3923 | .quad local_label(misc_set_invalid) /* a3 nodeheader_0 */ |
---|
3924 | .quad local_label(misc_set_invalid) /* a4 cons */ |
---|
3925 | .quad local_label(misc_set_invalid) /* a5 imm_1 */ |
---|
3926 | .quad local_label(misc_set_u16) /* a6 u16 */ |
---|
3927 | .quad local_label(misc_set_invalid) /* a7 nodeheader_1 */ |
---|
3928 | .quad local_label(misc_set_invalid) /* a8 odd_fixnum */ |
---|
3929 | .quad local_label(misc_set_invalid) /* a9 imm_2 */ |
---|
3930 | .quad local_label(misc_set_u32) /* aa u32 */ |
---|
3931 | .quad local_label(misc_set_invalid) /* ab nodeheader_2 */ |
---|
3932 | .quad local_label(misc_set_invalid) /* ac misc */ |
---|
3933 | .quad local_label(misc_set_invalid) /* ad imm3 */ |
---|
3934 | .quad local_label(misc_set_u64) /* ae u64 */ |
---|
3935 | .quad local_label(misc_set_invalid) /* af nodeheader_3 */ |
---|
3936 | /* b0-bf */ |
---|
3937 | .quad local_label(misc_set_invalid) /* b0 even_fixnum */ |
---|
3938 | .quad local_label(misc_set_invalid) /* b1 imm_0 */ |
---|
3939 | .quad local_label(misc_set_invalid) /* b2 immheader_0 */ |
---|
3940 | .quad local_label(misc_set_invalid) /* b3 nodeheader_0 */ |
---|
3941 | .quad local_label(misc_set_invalid) /* b4 cons */ |
---|
3942 | .quad local_label(misc_set_invalid) /* b5 imm_1 */ |
---|
3943 | .quad local_label(misc_set_invalid) /* b6 immheader_1 */ |
---|
3944 | .quad local_label(misc_set_invalid) /* b7 nodeheader_1 */ |
---|
3945 | .quad local_label(misc_set_invalid) /* b8 odd_fixnum */ |
---|
3946 | .quad local_label(misc_set_invalid) /* b9 imm_2 */ |
---|
3947 | .quad local_label(misc_set_single_float_vector) /* ba sf vector */ |
---|
3948 | .quad local_label(misc_set_invalid) /* bb nodeheader_2 */ |
---|
3949 | .quad local_label(misc_set_invalid) /* bc misc */ |
---|
3950 | .quad local_label(misc_set_invalid) /* bd imm3 */ |
---|
3951 | .quad local_label(misc_set_fixnum_vector) /* be fixnum_vector */ |
---|
3952 | .quad local_label(misc_set_invalid) /* bf nodeheader_3 */ |
---|
3953 | /* c0-cf */ |
---|
3954 | .quad local_label(misc_set_invalid) /* c0 even_fixnum */ |
---|
3955 | .quad local_label(misc_set_invalid) /* c1 imm_0 */ |
---|
3956 | .quad local_label(misc_set_invalid) /* c2 immheader_0 */ |
---|
3957 | .quad local_label(misc_set_invalid) /* c3 nodeheader_0 */ |
---|
3958 | .quad local_label(misc_set_invalid) /* c4 cons */ |
---|
3959 | .quad local_label(misc_set_invalid) /* c5 imm_1 */ |
---|
3960 | .quad local_label(misc_set_invalid) /* c6 immheader_1 */ |
---|
3961 | .quad local_label(misc_set_invalid) /* c7 nodeheader_1 */ |
---|
3962 | .quad local_label(misc_set_invalid) /* c8 odd_fixnum */ |
---|
3963 | .quad local_label(misc_set_invalid) /* c9 imm_2 */ |
---|
3964 | .quad local_label(misc_set_invalid) /* ca immheader_2 */ |
---|
3965 | .quad local_label(misc_set_invalid) /* cb nodeheader_2 */ |
---|
3966 | .quad local_label(misc_set_invalid) /* cc misc */ |
---|
3967 | .quad local_label(misc_set_invalid) /* cd imm3 */ |
---|
3968 | .quad local_label(misc_set_double_float_vector) /* ce double-float vector */ |
---|
3969 | .quad local_label(misc_set_invalid) /* cf nodeheader_3 */ |
---|
3970 | /* d0-df */ |
---|
3971 | .quad local_label(misc_set_invalid) /* d0 even_fixnum */ |
---|
3972 | .quad local_label(misc_set_invalid) /* d1 imm_0 */ |
---|
3973 | .quad local_label(misc_set_string) /* d2 string */ |
---|
3974 | .quad local_label(misc_set_invalid) /* d3 nodeheader_0 */ |
---|
3975 | .quad local_label(misc_set_invalid) /* d4 cons */ |
---|
3976 | .quad local_label(misc_set_invalid) /* d5 imm_1 */ |
---|
3977 | .quad local_label(misc_set_invalid) /* d6 immheader_1 */ |
---|
3978 | .quad local_label(misc_set_invalid) /* d7 nodeheader_1 */ |
---|
3979 | .quad local_label(misc_set_invalid) /* d8 odd_fixnum */ |
---|
3980 | .quad local_label(misc_set_invalid) /* d9 imm_2 */ |
---|
3981 | .quad local_label(misc_set_new_string) /* da new_string */ |
---|
3982 | .quad local_label(misc_set_invalid) /* db nodeheader_2 */ |
---|
3983 | .quad local_label(misc_set_invalid) /* dc misc */ |
---|
3984 | .quad local_label(misc_set_invalid) /* dd imm3 */ |
---|
3985 | .quad local_label(misc_set_invalid) /* de immheader_3 */ |
---|
3986 | .quad local_label(misc_set_invalid) /* df nodeheader_3 */ |
---|
3987 | /* e0-ef */ |
---|
3988 | .quad local_label(misc_set_invalid) /* e0 even_fixnum */ |
---|
3989 | .quad local_label(misc_set_invalid) /* e1 imm_0 */ |
---|
3990 | .quad local_label(misc_set_invalid) /* e2 immheader_0 */ |
---|
3991 | .quad local_label(misc_set_invalid) /* e3 nodeheader_0 */ |
---|
3992 | .quad local_label(misc_set_invalid) /* e4 cons */ |
---|
3993 | .quad local_label(misc_set_invalid) /* e5 imm_1 */ |
---|
3994 | .quad local_label(misc_set_invalid) /* e6 immheader_1 */ |
---|
3995 | .quad local_label(misc_set_invalid) /* e7 nodeheader_1 */ |
---|
3996 | .quad local_label(misc_set_invalid) /* e8 odd_fixnum */ |
---|
3997 | .quad local_label(misc_set_invalid) /* e9 imm_2 */ |
---|
3998 | .quad local_label(misc_set_invalid) /* ea immheader_2 */ |
---|
3999 | .quad local_label(misc_set_invalid) /* eb nodeheader_2 */ |
---|
4000 | .quad local_label(misc_set_invalid) /* ec misc */ |
---|
4001 | .quad local_label(misc_set_invalid) /* ed imm3 */ |
---|
4002 | .quad local_label(misc_set_invalid) /* ee immheader_3 */ |
---|
4003 | .quad local_label(misc_set_invalid) /* ef nodeheader_3 */ |
---|
4004 | /* f0-ff */ |
---|
4005 | .quad local_label(misc_set_invalid) /* f0 even_fixnum */ |
---|
4006 | .quad local_label(misc_set_invalid) /* f1 imm_0 */ |
---|
4007 | .quad local_label(misc_set_invalid) /* f2 immheader_0 */ |
---|
4008 | .quad local_label(misc_set_invalid) /* f3 nodeheader_0 */ |
---|
4009 | .quad local_label(misc_set_invalid) /* f4 cons */ |
---|
4010 | .quad local_label(misc_set_invalid) /* f5 imm_1 */ |
---|
4011 | .quad local_label(misc_set_bit_vector) /* f6 bit_vector */ |
---|
4012 | .quad local_label(misc_set_invalid) /* f7 nodeheader_1 */ |
---|
4013 | .quad local_label(misc_set_invalid) /* f8 odd_fixnum */ |
---|
4014 | .quad local_label(misc_set_invalid) /* f9 imm_2 */ |
---|
4015 | .quad local_label(misc_set_invalid) /* fa immheader_2 */ |
---|
4016 | .quad local_label(misc_set_invalid) /* fb nodeheader_2 */ |
---|
4017 | .quad local_label(misc_set_invalid) /* fc misc */ |
---|
4018 | .quad local_label(misc_set_invalid) /* fd imm3 */ |
---|
4019 | .quad local_label(misc_set_invalid) /* fe immheader_3 */ |
---|
4020 | .quad local_label(misc_set_invalid) /* ff nodeheader_3 */ |
---|
4021 | |
---|
4022 | local_label(misc_set_bit_vector): |
---|
4023 | __(lis imm3,0x8000) |
---|
4024 | __(extract_unsigned_byte_bits_(imm0,arg_z,1)) |
---|
4025 | __(extrwi imm1,arg_y,5,32-(fixnumshift+5)) /* imm1 = bitnum */ |
---|
4026 | __(srdi imm0,arg_y,5+fixnumshift) |
---|
4027 | __(srw imm3,imm3,imm1) |
---|
4028 | __(bne local_label(misc_set_bad)) |
---|
4029 | __(cmpdi cr0,arg_z,0) |
---|
4030 | __(sldi imm0,imm0,2) |
---|
4031 | __(la imm0,misc_data_offset(imm0)) |
---|
4032 | __(lwzx imm2,arg_x,imm0) |
---|
4033 | __(beq 1f) |
---|
4034 | __(or imm2,imm3,imm2) |
---|
4035 | __(stwx imm2,arg_x,imm0) |
---|
4036 | __(blr) |
---|
4037 | 1: __(andc imm2,imm2,imm3) |
---|
4038 | __(stwx imm2,arg_x,imm0) |
---|
4039 | __(blr) |
---|
4040 | local_label(misc_set_s16): |
---|
4041 | __(extract_lisptag(imm2,arg_z)) |
---|
4042 | __(sldi imm0,arg_z,64-(16+fixnumshift)) |
---|
4043 | __(srdi imm1,arg_y,2) |
---|
4044 | __(cmpdi cr7,imm2,tag_fixnum) |
---|
4045 | __(sradi imm0,imm0,64-(16+fixnumshift)) |
---|
4046 | __(cmpd imm0,arg_z) |
---|
4047 | __(la imm1,misc_data_offset(imm1)) |
---|
4048 | __(unbox_fixnum(imm0,arg_z)) |
---|
4049 | __(bne local_label(misc_set_bad)) |
---|
4050 | __(bne cr7,local_label(misc_set_bad)) |
---|
4051 | __(sthx imm0,arg_x,imm1) |
---|
4052 | __(blr) |
---|
4053 | local_label(misc_set_u16): |
---|
4054 | __(extract_unsigned_byte_bits_(imm0,arg_z,16)) |
---|
4055 | __(srdi imm1,arg_y,2) |
---|
4056 | __(unbox_fixnum(imm0,arg_z)) |
---|
4057 | __(la imm1,misc_data_offset(imm1)) |
---|
4058 | __(bne local_label(misc_set_bad)) |
---|
4059 | __(sthx imm0,arg_x,imm1) |
---|
4060 | __(blr) |
---|
4061 | local_label(misc_set_single_float_vector): |
---|
4062 | __(extract_fulltag(imm3,arg_z)) |
---|
4063 | __(srdi imm4,arg_y,1) |
---|
4064 | __(cmpdi cr3,imm3,subtag_single_float) |
---|
4065 | __(la imm4,misc_data_offset(imm4)) |
---|
4066 | __(bne cr3,local_label(misc_set_bad)) |
---|
4067 | __(srdi imm0,arg_z,32) |
---|
4068 | __(stwx imm0,arg_x,imm4) |
---|
4069 | __(blr) |
---|
4070 | local_label(misc_set_s32): |
---|
4071 | __(extract_lisptag(imm2,arg_z)) |
---|
4072 | __(srdi imm4,arg_y,1) |
---|
4073 | __(unbox_fixnum(imm0,arg_z)) |
---|
4074 | __(cmpdi imm2,tag_fixnum) |
---|
4075 | __(sldi imm1,imm0,32) |
---|
4076 | __(sradi imm1,imm1,32) |
---|
4077 | __(la imm4,misc_data_offset(imm4)) |
---|
4078 | __(bne local_label(misc_set_bad)) |
---|
4079 | __(cmpd imm1,imm0) |
---|
4080 | __(bne local_label(misc_set_bad)) |
---|
4081 | __(stwx imm0,arg_x,imm4) |
---|
4082 | __(blr) |
---|
4083 | local_label(misc_set_u32): |
---|
4084 | __(extract_unsigned_byte_bits_(imm0,arg_z,32)) |
---|
4085 | __(srdi imm4,arg_y,1) |
---|
4086 | __(la imm4,misc_data_offset(imm4)) |
---|
4087 | __(unbox_fixnum(imm0,arg_z)) |
---|
4088 | __(bne local_label(misc_set_bad)) |
---|
4089 | __(stwx imm0,arg_x,imm4) |
---|
4090 | __(blr) |
---|
4091 | local_label(misc_set_new_string): |
---|
4092 | __(extract_lowbyte(imm0,arg_z)) |
---|
4093 | __(srdi imm4,arg_y,1) |
---|
4094 | __(cmpdi imm0,subtag_character) |
---|
4095 | __(la imm4,misc_data_offset(imm4)) |
---|
4096 | __(srwi imm0,arg_z,charcode_shift) |
---|
4097 | __(bne local_label(misc_set_bad)) |
---|
4098 | __(stwx imm0,arg_x,imm4) |
---|
4099 | __(blr) |
---|
4100 | local_label(misc_set_string): |
---|
4101 | __(extract_lowbyte(imm0,arg_z)) |
---|
4102 | __(srdi imm4,arg_y,3) |
---|
4103 | __(cmpdi imm0,subtag_character) |
---|
4104 | __(la imm4,misc_data_offset(imm4)) |
---|
4105 | __(bne cr0,local_label(misc_set_bad)) |
---|
4106 | __(srwi imm0,arg_z,charcode_shift) |
---|
4107 | __(stbx imm0,arg_x,imm4) |
---|
4108 | __(blr) |
---|
4109 | local_label(misc_set_s8): |
---|
4110 | __(extract_lisptag(imm2,arg_z)) |
---|
4111 | __(unbox_fixnum(imm0,arg_z)) |
---|
4112 | __(cmpdi cr2,imm2,tag_fixnum) |
---|
4113 | __(srdi imm4,arg_y,3) |
---|
4114 | __(sldi imm1,imm0,56) |
---|
4115 | __(sradi imm1,imm1,56) |
---|
4116 | __(cmpd imm1,imm0) |
---|
4117 | __(bne cr2,local_label(misc_set_bad)) |
---|
4118 | __(la imm4,misc_data_offset(imm4)) |
---|
4119 | __(bne local_label(misc_set_bad)) |
---|
4120 | __(stbx imm0,arg_x,imm4) |
---|
4121 | __(blr) |
---|
4122 | local_label(misc_set_u8): |
---|
4123 | __(extract_unsigned_byte_bits_(imm0,arg_z,8)) |
---|
4124 | __(srdi imm4,arg_y,3) |
---|
4125 | __(unbox_fixnum(imm0,arg_z)) |
---|
4126 | __(la imm4,misc_data_offset(imm4)) |
---|
4127 | __(bne local_label(misc_set_bad)) |
---|
4128 | __(stbx imm0,arg_x,imm4) |
---|
4129 | __(blr) |
---|
4130 | local_label(misc_set_u64): |
---|
4131 | __(extract_lisptag(imm0,arg_z)) |
---|
4132 | __(extract_fulltag(imm2,arg_z)) |
---|
4133 | __(cmpdi cr0,arg_z,0) |
---|
4134 | __(cmpdi cr7,imm0,0) |
---|
4135 | __(cmpdi cr6,imm2,fulltag_misc) |
---|
4136 | __(la imm4,misc_data_offset(arg_y)) |
---|
4137 | __(bne cr7,local_label(setu64_maybe_bignum)) |
---|
4138 | __(unbox_fixnum(imm0,arg_z)) |
---|
4139 | __(blt cr0,local_label(misc_set_bad)) |
---|
4140 | __(stdx imm0,arg_x,imm4) |
---|
4141 | __(blr) |
---|
4142 | local_label(setu64_maybe_bignum): |
---|
4143 | __(bne cr6,local_label(misc_set_bad)) |
---|
4144 | __(getvheader(imm1,arg_z)) |
---|
4145 | __(ld imm0,misc_data_offset(arg_z)) |
---|
4146 | __(rotldi imm0,imm0,32) |
---|
4147 | __(cmpdi cr2,imm1,two_digit_bignum_header) |
---|
4148 | __(cmpdi cr3,imm1,three_digit_bignum_header) |
---|
4149 | __(cmpdi cr0,imm0,0) |
---|
4150 | __(beq cr2,1f) |
---|
4151 | __(bne cr3,local_label(misc_set_bad)) |
---|
4152 | __(lwz imm3,misc_data_offset+8(arg_z)) |
---|
4153 | __(cmpwi cr0,imm3,0) |
---|
4154 | __(bne cr0,local_label(misc_set_bad)) |
---|
4155 | __(stdx imm0,arg_x,imm4) |
---|
4156 | __(blr) |
---|
4157 | 1: __(blt cr0,local_label(misc_set_bad)) |
---|
4158 | __(stdx imm0,arg_x,imm4) |
---|
4159 | __(blr) |
---|
4160 | local_label(misc_set_double_float_vector): |
---|
4161 | __(extract_typecode(imm0,arg_z)) |
---|
4162 | __(la imm4,misc_data_offset(arg_y)) |
---|
4163 | __(cmpdi imm0,subtag_double_float) |
---|
4164 | __(bne local_label(misc_set_bad)) |
---|
4165 | __(ld imm0,misc_dfloat_offset(arg_z)) |
---|
4166 | __(stdx imm0,arg_x,imm4) |
---|
4167 | __(blr) |
---|
4168 | local_label(misc_set_fixnum_vector): |
---|
4169 | __(extract_lisptag(imm2,arg_z)) |
---|
4170 | __(unbox_fixnum(imm0,arg_z)) |
---|
4171 | __(cmpdi cr2,imm2,tag_fixnum) |
---|
4172 | __(la imm4,misc_data_offset(arg_y)) |
---|
4173 | __(bne cr2,local_label(misc_set_bad)) |
---|
4174 | __(stdx imm0,arg_x,imm4) |
---|
4175 | __(blr) |
---|
4176 | local_label(misc_set_s64): |
---|
4177 | __(extract_lisptag(imm2,arg_z)) |
---|
4178 | __(extract_fulltag(imm3,arg_z)) |
---|
4179 | __(unbox_fixnum(imm0,arg_z)) |
---|
4180 | __(cmpdi cr2,imm2,tag_fixnum) |
---|
4181 | __(cmpdi cr6,imm3,fulltag_misc) |
---|
4182 | __(la imm4,misc_data_offset(arg_y)) |
---|
4183 | __(bne cr2,local_label(sets64_maybe_bignum)) |
---|
4184 | __(stdx imm0,arg_x,imm4) |
---|
4185 | __(blr) |
---|
4186 | local_label(sets64_maybe_bignum): |
---|
4187 | __(bne cr6,local_label(misc_set_bad)) |
---|
4188 | __(getvheader(imm1,arg_z)) |
---|
4189 | __(ld imm0,misc_data_offset(arg_z)) |
---|
4190 | __(cmpdi cr1,imm1,two_digit_bignum_header) |
---|
4191 | __(rotldi imm0,imm0,32) |
---|
4192 | __(bne cr1,local_label(misc_set_bad)) |
---|
4193 | __(stdx imm0,arg_x,imm4) |
---|
4194 | __(blr) |
---|
4195 | local_label(misc_set_bad): |
---|
4196 | __(mr arg_y,arg_z) |
---|
4197 | __(mr arg_z,arg_x) |
---|
4198 | __(li arg_x,XNOTELT) |
---|
4199 | __(set_nargs(3)) |
---|
4200 | __(b _SPksignalerr) |
---|
4201 | local_label(misc_set_invalid): |
---|
4202 | __(li temp0,XSETBADVEC) |
---|
4203 | __(set_nargs(4)) |
---|
4204 | __(vpush(temp0)) |
---|
4205 | __(b _SPksignalerr) |
---|
4206 | __else |
---|
4207 | __(slwi imm1,imm1,2) |
---|
4208 | __(li imm0,LO(local_label(misc_set_jmp))) |
---|
4209 | __(addis imm0,imm0,HA(local_label(misc_set_jmp))) |
---|
4210 | __(lwzx imm0,imm0,imm1) |
---|
4211 | __(mtctr imm0) |
---|
4212 | __(bctr) |
---|
4213 | local_label(misc_set_jmp): |
---|
4214 | /* 00-0f */ |
---|
4215 | .long local_label(misc_set_invalid) /* 00 even_fixnum */ |
---|
4216 | .long local_label(misc_set_invalid) /* 01 cons */ |
---|
4217 | .long local_label(misc_set_invalid) /* 02 nodeheader */ |
---|
4218 | .long local_label(misc_set_invalid) /* 03 imm */ |
---|
4219 | .long local_label(misc_set_invalid) /* 04 odd_fixnum */ |
---|
4220 | .long local_label(misc_set_invalid) /* 05 nil */ |
---|
4221 | .long local_label(misc_set_invalid) /* 06 misc */ |
---|
4222 | .long local_label(misc_set_u32) /* 07 bignum */ |
---|
4223 | .long local_label(misc_set_invalid) /* 08 even_fixnum */ |
---|
4224 | .long local_label(misc_set_invalid) /* 09 cons */ |
---|
4225 | .long _SPgvset /* 0a ratio */ |
---|
4226 | .long local_label(misc_set_invalid) /* 0b imm */ |
---|
4227 | .long local_label(misc_set_invalid) /* 0c odd_fixnum */ |
---|
4228 | .long local_label(misc_set_invalid) /* 0d nil */ |
---|
4229 | .long local_label(misc_set_invalid) /* 0e misc */ |
---|
4230 | .long local_label(misc_set_u32) /* 0f single_float */ |
---|
4231 | /* 10-1f */ |
---|
4232 | .long local_label(misc_set_invalid) /* 10 even_fixnum */ |
---|
4233 | .long local_label(misc_set_invalid) /* 11 cons */ |
---|
4234 | .long local_label(misc_set_invalid) /* 12 nodeheader */ |
---|
4235 | .long local_label(misc_set_invalid) /* 13 imm */ |
---|
4236 | .long local_label(misc_set_invalid) /* 14 odd_fixnum */ |
---|
4237 | .long local_label(misc_set_invalid) /* 15 nil */ |
---|
4238 | .long local_label(misc_set_invalid) /* 16 misc */ |
---|
4239 | .long local_label(misc_set_u32) /* 17 double_float */ |
---|
4240 | .long local_label(misc_set_invalid) /* 18 even_fixnum */ |
---|
4241 | .long local_label(misc_set_invalid) /* 19 cons */ |
---|
4242 | .long _SPgvset /* 1a complex */ |
---|
4243 | .long local_label(misc_set_invalid) /* 1b imm */ |
---|
4244 | .long local_label(misc_set_invalid) /* 1c odd_fixnum */ |
---|
4245 | .long local_label(misc_set_invalid) /* 1d nil */ |
---|
4246 | .long local_label(misc_set_invalid) /* 1e misc */ |
---|
4247 | .long local_label(misc_set_u32) /* 1f macptr */ |
---|
4248 | /* 20-2f */ |
---|
4249 | .long local_label(misc_set_invalid) /* 20 even_fixnum */ |
---|
4250 | .long local_label(misc_set_invalid) /* 21 cons */ |
---|
4251 | .long _SPgvset /* 22 catch_frame */ |
---|
4252 | .long local_label(misc_set_invalid) /* 23 imm */ |
---|
4253 | .long local_label(misc_set_invalid) /* 24 odd_fixnum */ |
---|
4254 | .long local_label(misc_set_invalid) /* 25 nil */ |
---|
4255 | .long local_label(misc_set_invalid) /* 26 misc */ |
---|
4256 | .long local_label(misc_set_u32) /* 27 dead_macptr */ |
---|
4257 | .long local_label(misc_set_invalid) /* 28 even_fixnum */ |
---|
4258 | .long local_label(misc_set_invalid) /* 29 cons */ |
---|
4259 | .long _SPgvset /* 2a function */ |
---|
4260 | .long local_label(misc_set_invalid) /* 2b imm */ |
---|
4261 | .long local_label(misc_set_invalid) /* 2c odd_fixnum */ |
---|
4262 | .long local_label(misc_set_invalid) /* 2d nil */ |
---|
4263 | .long local_label(misc_set_invalid) /* 2e misc */ |
---|
4264 | .long local_label(misc_set_u32) /* 2f code_vector */ |
---|
4265 | /* 30-3f */ |
---|
4266 | .long local_label(misc_set_invalid) /* 30 even_fixnum */ |
---|
4267 | .long local_label(misc_set_invalid) /* 31 cons */ |
---|
4268 | .long _SPgvset /* 32 lisp_thread */ |
---|
4269 | .long local_label(misc_set_invalid) /* 33 imm */ |
---|
4270 | .long local_label(misc_set_invalid) /* 34 odd_fixnum */ |
---|
4271 | .long local_label(misc_set_invalid) /* 35 nil */ |
---|
4272 | .long local_label(misc_set_invalid) /* 36 misc */ |
---|
4273 | .long local_label(misc_set_u32) /* 37 creole */ |
---|
4274 | .long local_label(misc_set_invalid) /* 38 even_fixnum */ |
---|
4275 | .long local_label(misc_set_invalid) /* 39 cons */ |
---|
4276 | .long _SPgvset /* 3a symbol */ |
---|
4277 | .long local_label(misc_set_invalid) /* 3b imm */ |
---|
4278 | .long local_label(misc_set_invalid) /* 3c odd_fixnum */ |
---|
4279 | .long local_label(misc_set_invalid) /* 3d nil */ |
---|
4280 | .long local_label(misc_set_invalid) /* 3e misc */ |
---|
4281 | .long local_label(misc_set_u32) /* 3f xcode_vector */ |
---|
4282 | /* 40-4f */ |
---|
4283 | .long local_label(misc_set_invalid) /* 40 even_fixnum */ |
---|
4284 | .long local_label(misc_set_invalid) /* 41 cons */ |
---|
4285 | .long _SPgvset /* 42 lock */ |
---|
4286 | .long local_label(misc_set_invalid) /* 43 imm */ |
---|
4287 | .long local_label(misc_set_invalid) /* 44 odd_fixnum */ |
---|
4288 | .long local_label(misc_set_invalid) /* 45 nil */ |
---|
4289 | .long local_label(misc_set_invalid) /* 46 misc */ |
---|
4290 | .long local_label(misc_set_invalid) /* 47 immheader */ |
---|
4291 | .long local_label(misc_set_invalid) /* 48 even_fixnum */ |
---|
4292 | .long local_label(misc_set_invalid) /* 49 cons */ |
---|
4293 | .long _SPgvset /* 4a hash_vector */ |
---|
4294 | .long local_label(misc_set_invalid) /* 4b imm */ |
---|
4295 | .long local_label(misc_set_invalid) /* 4c odd_fixnum */ |
---|
4296 | .long local_label(misc_set_invalid) /* 4d nil */ |
---|
4297 | .long local_label(misc_set_invalid) /* 4e misc */ |
---|
4298 | .long local_label(misc_set_invalid) /* 4f immheader */ |
---|
4299 | /* 50-5f */ |
---|
4300 | .long local_label(misc_set_invalid) /* 50 even_fixnum */ |
---|
4301 | .long local_label(misc_set_invalid) /* 51 cons */ |
---|
4302 | .long _SPgvset /* 52 pool */ |
---|
4303 | .long local_label(misc_set_invalid) /* 53 imm */ |
---|
4304 | .long local_label(misc_set_invalid) /* 54 odd_fixnum */ |
---|
4305 | .long local_label(misc_set_invalid) /* 55 nil */ |
---|
4306 | .long local_label(misc_set_invalid) /* 56 misc */ |
---|
4307 | .long local_label(misc_set_invalid) /* 57 immheader */ |
---|
4308 | .long local_label(misc_set_invalid) /* 58 even_fixnum */ |
---|
4309 | .long local_label(misc_set_invalid) /* 59 cons */ |
---|
4310 | .long _SPgvset /* 5a weak */ |
---|
4311 | .long local_label(misc_set_invalid) /* 5b imm */ |
---|
4312 | .long local_label(misc_set_invalid) /* 5c odd_fixnum */ |
---|
4313 | .long local_label(misc_set_invalid) /* 5d nil */ |
---|
4314 | .long local_label(misc_set_invalid) /* 5e misc */ |
---|
4315 | .long local_label(misc_set_invalid) /* 5f immheader */ |
---|
4316 | /* 60-6f */ |
---|
4317 | .long local_label(misc_set_invalid) /* 60 even_fixnum */ |
---|
4318 | .long local_label(misc_set_invalid) /* 61 cons */ |
---|
4319 | .long _SPgvset /* 62 package */ |
---|
4320 | .long local_label(misc_set_invalid) /* 63 imm */ |
---|
4321 | .long local_label(misc_set_invalid) /* 64 odd_fixnum */ |
---|
4322 | .long local_label(misc_set_invalid) /* 65 nil */ |
---|
4323 | .long local_label(misc_set_invalid) /* 66 misc */ |
---|
4324 | .long local_label(misc_set_invalid) /* 67 immheader */ |
---|
4325 | .long local_label(misc_set_invalid) /* 68 even_fixnum */ |
---|
4326 | .long local_label(misc_set_invalid) /* 69 cons */ |
---|
4327 | .long _SPgvset /* 6a slot_vector */ |
---|
4328 | .long local_label(misc_set_invalid) /* 6b imm */ |
---|
4329 | .long local_label(misc_set_invalid) /* 6c odd_fixnum */ |
---|
4330 | .long local_label(misc_set_invalid) /* 6d nil */ |
---|
4331 | .long local_label(misc_set_invalid) /* 6e misc */ |
---|
4332 | .long local_label(misc_set_invalid) /* 6f immheader */ |
---|
4333 | /* 70-7f */ |
---|
4334 | .long local_label(misc_set_invalid) /* 70 even_fixnum */ |
---|
4335 | .long local_label(misc_set_invalid) /* 71 cons */ |
---|
4336 | .long _SPgvset /* 72 instance */ |
---|
4337 | .long local_label(misc_set_invalid) /* 73 imm */ |
---|
4338 | .long local_label(misc_set_invalid) /* 74 odd_fixnum */ |
---|
4339 | .long local_label(misc_set_invalid) /* 75 nil */ |
---|
4340 | .long local_label(misc_set_invalid) /* 76 misc */ |
---|
4341 | .long local_label(misc_set_invalid) /* 77 immheader */ |
---|
4342 | .long local_label(misc_set_invalid) /* 78 even_fixnum */ |
---|
4343 | .long local_label(misc_set_invalid) /* 79 cons */ |
---|
4344 | .long _SPgvset /* 7a struct */ |
---|
4345 | .long local_label(misc_set_invalid) /* 7b imm */ |
---|
4346 | .long local_label(misc_set_invalid) /* 7c odd_fixnum */ |
---|
4347 | .long local_label(misc_set_invalid) /* 7d nil */ |
---|
4348 | .long local_label(misc_set_invalid) /* 7e misc */ |
---|
4349 | .long local_label(misc_set_invalid) /* 7f immheader */ |
---|
4350 | /* 80-8f */ |
---|
4351 | .long local_label(misc_set_invalid) /* 80 even_fixnum */ |
---|
4352 | .long local_label(misc_set_invalid) /* 81 cons */ |
---|
4353 | .long _SPgvset /* 82 istruct */ |
---|
4354 | .long local_label(misc_set_invalid) /* 83 imm */ |
---|
4355 | .long local_label(misc_set_invalid) /* 84 odd_fixnum */ |
---|
4356 | .long local_label(misc_set_invalid) /* 85 nil */ |
---|
4357 | .long local_label(misc_set_invalid) /* 86 misc */ |
---|
4358 | .long local_label(misc_set_invalid) /* 87 immheader */ |
---|
4359 | .long local_label(misc_set_invalid) /* 88 even_fixnum */ |
---|
4360 | .long local_label(misc_set_invalid) /* 89 cons */ |
---|
4361 | .long _SPgvset /* 8a value_cell */ |
---|
4362 | .long local_label(misc_set_invalid) /* 8b imm */ |
---|
4363 | .long local_label(misc_set_invalid) /* 8c odd_fixnum */ |
---|
4364 | .long local_label(misc_set_invalid) /* 8d nil */ |
---|
4365 | .long local_label(misc_set_invalid) /* 8e misc */ |
---|
4366 | .long local_label(misc_set_invalid) /* 8f immheader */ |
---|
4367 | /* 90-9f */ |
---|
4368 | .long local_label(misc_set_invalid) /* 90 even_fixnum */ |
---|
4369 | .long local_label(misc_set_invalid) /* 91 cons */ |
---|
4370 | .long _SPgvset /* 92 xfunction */ |
---|
4371 | .long local_label(misc_set_invalid) /* 93 imm */ |
---|
4372 | .long local_label(misc_set_invalid) /* 94 odd_fixnum */ |
---|
4373 | .long local_label(misc_set_invalid) /* 95 nil */ |
---|
4374 | .long local_label(misc_set_invalid) /* 96 misc */ |
---|
4375 | .long local_label(misc_set_invalid) /* 97 immheader */ |
---|
4376 | .long local_label(misc_set_invalid) /* 98 even_fixnum */ |
---|
4377 | .long local_label(misc_set_invalid) /* 99 cons */ |
---|
4378 | .long _SPgvset /* 9a arrayH */ |
---|
4379 | .long local_label(misc_set_invalid) /* 9b imm */ |
---|
4380 | .long local_label(misc_set_invalid) /* 9c odd_fixnum */ |
---|
4381 | .long local_label(misc_set_invalid) /* 9d nil */ |
---|
4382 | .long local_label(misc_set_invalid) /* 9e misc */ |
---|
4383 | .long local_label(misc_set_invalid) /* 9f immheader */ |
---|
4384 | /* a0-af */ |
---|
4385 | .long local_label(misc_set_invalid) /* a0 even_fixnum */ |
---|
4386 | .long local_label(misc_set_invalid) /* a1 cons */ |
---|
4387 | .long _SPgvset /* a2 vectorH */ |
---|
4388 | .long local_label(misc_set_invalid) /* a3 imm */ |
---|
4389 | .long local_label(misc_set_invalid) /* a4 odd_fixnum */ |
---|
4390 | .long local_label(misc_set_invalid) /* a5 nil */ |
---|
4391 | .long local_label(misc_set_invalid) /* a6 misc */ |
---|
4392 | .long local_label(misc_set_single_float_vector) /* a7 sf vector */ |
---|
4393 | .long local_label(misc_set_invalid) /* a8 even_fixnum */ |
---|
4394 | .long local_label(misc_set_invalid) /* a9 cons */ |
---|
4395 | .long _SPgvset /* aa vectorH */ |
---|
4396 | .long local_label(misc_set_invalid) /* ab imm */ |
---|
4397 | .long local_label(misc_set_invalid) /* ac odd_fixnum */ |
---|
4398 | .long local_label(misc_set_invalid) /* ad nil */ |
---|
4399 | .long local_label(misc_set_invalid) /* ae misc */ |
---|
4400 | .long local_label(misc_set_u32) /* af u32 */ |
---|
4401 | /* b0-bf */ |
---|
4402 | .long local_label(misc_set_invalid) /* b0 even_fixnum */ |
---|
4403 | .long local_label(misc_set_invalid) /* b1 cons */ |
---|
4404 | .long local_label(misc_set_invalid) /* b2 node */ |
---|
4405 | .long local_label(misc_set_invalid) /* b3 imm */ |
---|
4406 | .long local_label(misc_set_invalid) /* b4 odd_fixnum */ |
---|
4407 | .long local_label(misc_set_invalid) /* b5 nil */ |
---|
4408 | .long local_label(misc_set_invalid) /* b6 misc */ |
---|
4409 | .long local_label(misc_set_s32) /* b7 s32 */ |
---|
4410 | .long local_label(misc_set_invalid) /* b8 even_fixnum */ |
---|
4411 | .long local_label(misc_set_invalid) /* b9 cons */ |
---|
4412 | .long local_label(misc_set_invalid) /* ba nodeheader */ |
---|
4413 | .long local_label(misc_set_invalid) /* bb imm */ |
---|
4414 | .long local_label(misc_set_invalid) /* bc odd_fixnum */ |
---|
4415 | .long local_label(misc_set_invalid) /* bd nil */ |
---|
4416 | .long local_label(misc_set_invalid) /* be misc */ |
---|
4417 | .long local_label(misc_set_fixnum_vector) /* bf fixnum_vector */ |
---|
4418 | /* c0-cf */ |
---|
4419 | .long local_label(misc_set_invalid) /* c0 even_fixnum */ |
---|
4420 | .long local_label(misc_set_invalid) /* c1 cons */ |
---|
4421 | .long local_label(misc_set_invalid) /* c2 nodeheader */ |
---|
4422 | .long local_label(misc_set_invalid) /* c3 imm */ |
---|
4423 | .long local_label(misc_set_invalid) /* c4 odd_fixnum */ |
---|
4424 | .long local_label(misc_set_invalid) /* c5 nil */ |
---|
4425 | .long local_label(misc_set_invalid) /* c6 misc */ |
---|
4426 | .long local_label(misc_set_new_string) /* c7 new_string */ |
---|
4427 | .long local_label(misc_set_invalid) /* c8 even_fixnum */ |
---|
4428 | .long local_label(misc_set_invalid) /* c9 cons */ |
---|
4429 | .long local_label(misc_set_invalid) /* ca nodeheader */ |
---|
4430 | .long local_label(misc_set_invalid) /* cb imm */ |
---|
4431 | .long local_label(misc_set_invalid) /* cc odd_fixnum */ |
---|
4432 | .long local_label(misc_set_invalid) /* cd nil */ |
---|
4433 | .long local_label(misc_set_invalid) /* ce misc */ |
---|
4434 | .long local_label(misc_set_u8) /* cf u8 */ |
---|
4435 | /* d0-df */ |
---|
4436 | .long local_label(misc_set_invalid) /* d0 even_fixnum */ |
---|
4437 | .long local_label(misc_set_invalid) /* d1 cons */ |
---|
4438 | .long local_label(misc_set_invalid) /* d2 nodeheader */ |
---|
4439 | .long local_label(misc_set_invalid) /* d3 imm */ |
---|
4440 | .long local_label(misc_set_invalid) /* d4 odd_fixnum */ |
---|
4441 | .long local_label(misc_set_invalid) /* d5 nil */ |
---|
4442 | .long local_label(misc_set_invalid) /* d6 misc */ |
---|
4443 | .long local_label(misc_set_s8) /* d7 s8 */ |
---|
4444 | .long local_label(misc_set_invalid) /* d8 even_fixnum */ |
---|
4445 | .long local_label(misc_set_invalid) /* d9 cons */ |
---|
4446 | .long local_label(misc_set_invalid) /* da nodeheader */ |
---|
4447 | .long local_label(misc_set_invalid) /* db imm */ |
---|
4448 | .long local_label(misc_set_invalid) /* dc odd_fixnum */ |
---|
4449 | .long local_label(misc_set_invalid) /* dd nil */ |
---|
4450 | .long local_label(misc_set_invalid) /* de misc */ |
---|
4451 | .long local_label(misc_set_old_string) /* df (old) simple_base_string */ |
---|
4452 | /* e0-ef */ |
---|
4453 | .long local_label(misc_set_invalid) /* e0 even_fixnum */ |
---|
4454 | .long local_label(misc_set_invalid) /* e1 cons */ |
---|
4455 | .long local_label(misc_set_invalid) /* e2 nodeheader */ |
---|
4456 | .long local_label(misc_set_invalid) /* e3 imm */ |
---|
4457 | .long local_label(misc_set_invalid) /* e4 odd_fixnum */ |
---|
4458 | .long local_label(misc_set_invalid) /* e5 nil */ |
---|
4459 | .long local_label(misc_set_invalid) /* e6 misc */ |
---|
4460 | .long local_label(misc_set_u16) /* e7 u16 */ |
---|
4461 | .long local_label(misc_set_invalid) /* e8 even_fixnum */ |
---|
4462 | .long local_label(misc_set_invalid) /* e9 cons */ |
---|
4463 | .long local_label(misc_set_invalid) /* ea nodeheader */ |
---|
4464 | .long local_label(misc_set_invalid) /* eb imm */ |
---|
4465 | .long local_label(misc_set_invalid) /* ec odd_fixnum */ |
---|
4466 | .long local_label(misc_set_invalid) /* ed nil */ |
---|
4467 | .long local_label(misc_set_invalid) /* ee misc */ |
---|
4468 | .long local_label(misc_set_s16) /* ef s16 */ |
---|
4469 | /* f0-ff */ |
---|
4470 | .long local_label(misc_set_invalid) /* f0 even_fixnum */ |
---|
4471 | .long local_label(misc_set_invalid) /* f1 cons */ |
---|
4472 | .long local_label(misc_set_invalid) /* f2 nodeheader */ |
---|
4473 | .long local_label(misc_set_invalid) /* f3 imm */ |
---|
4474 | .long local_label(misc_set_invalid) /* f4 odd_fixnum */ |
---|
4475 | .long local_label(misc_set_invalid) /* f5 nil */ |
---|
4476 | .long local_label(misc_set_invalid) /* f6 misc */ |
---|
4477 | .long local_label(misc_set_double_float_vector) /* f7 df vector */ |
---|
4478 | .long local_label(misc_set_invalid) /* f8 even_fixnum */ |
---|
4479 | .long local_label(misc_set_invalid) /* f9 cons */ |
---|
4480 | .long local_label(misc_set_invalid) /* fa nodeheader */ |
---|
4481 | .long local_label(misc_set_invalid) /* fb imm */ |
---|
4482 | .long local_label(misc_set_invalid) /* fc odd_fixnum */ |
---|
4483 | .long local_label(misc_set_invalid) /* fd nil */ |
---|
4484 | .long local_label(misc_set_invalid) /* fe misc */ |
---|
4485 | .long local_label(misc_set_bit_vector) /* ff bit_vector */ |
---|
4486 | |
---|
4487 | local_label(misc_set_u32): |
---|
4488 | /* Either a non-negative fixnum, a positiveone-digit bignum, */ |
---|
4489 | /* or a two-digit bignum whose sign-digit is 0 is ok. */ |
---|
4490 | __(extract_lisptag(imm2,arg_z)) |
---|
4491 | __(srawi. imm1,arg_z,fixnum_shift) |
---|
4492 | __(cmpwi cr5,imm2,tag_fixnum) |
---|
4493 | __(la imm0,misc_data_offset(arg_y)) |
---|
4494 | __(cmpwi cr7,imm2,tag_misc) |
---|
4495 | __(bne cr5,local_label(set_not_fixnum_u32)) |
---|
4496 | __(blt- cr0,local_label(set_bad)) |
---|
4497 | local_label(set_set32): |
---|
4498 | __(stwx imm1,arg_x,imm0) |
---|
4499 | __(blr) |
---|
4500 | local_label(set_not_fixnum_u32): |
---|
4501 | __(bne cr7,local_label(set_bad)) |
---|
4502 | __(extract_header(imm2,arg_z)) |
---|
4503 | __(cmpri(cr0,imm2,one_digit_bignum_header)) |
---|
4504 | __(cmpri(cr1,imm2,two_digit_bignum_header)) |
---|
4505 | __(vrefr(imm1,arg_z,0)) |
---|
4506 | __(cmpri(cr2,imm1,0)) |
---|
4507 | __(bne cr0,local_label(set_not_1_digit_u32)) |
---|
4508 | __(bge cr2,local_label(set_set32)) |
---|
4509 | __(b local_label(set_bad)) |
---|
4510 | local_label(set_not_1_digit_u32): |
---|
4511 | __(bne- cr1,local_label(set_bad)) |
---|
4512 | __(vrefr(imm2,arg_z,1)) |
---|
4513 | __(cmpri(cr0,imm2,0)) |
---|
4514 | __(bne- cr1,local_label(set_bad)) |
---|
4515 | __(beq cr0,local_label(set_set32)) |
---|
4516 | local_label(set_bad): |
---|
4517 | /* arg_z does not match the array-element-type of arg_x. */ |
---|
4518 | __(mr arg_y,arg_z) |
---|
4519 | __(mr arg_z,arg_x) |
---|
4520 | __(li arg_x,XNOTELT) |
---|
4521 | __(set_nargs(3)) |
---|
4522 | __(b _SPksignalerr) |
---|
4523 | local_label(misc_set_fixnum_vector): |
---|
4524 | __(extract_lisptag(imm2,arg_z)) |
---|
4525 | __(la imm0,misc_data_offset(arg_y)) |
---|
4526 | __(cmpwi cr5,imm2,tag_fixnum) |
---|
4527 | __(unbox_fixnum(imm1,arg_z)) |
---|
4528 | __(bne cr5,local_label(set_bad)) |
---|
4529 | __(stwx imm1,arg_x,imm0) |
---|
4530 | __(blr) |
---|
4531 | local_label(misc_set_new_string): |
---|
4532 | __(clrlwi imm2,arg_z,ncharcodebits) |
---|
4533 | __(la imm0,misc_data_offset(arg_y)) |
---|
4534 | __(cmpwi cr5,imm2,subtag_character) |
---|
4535 | __(srwi imm1,arg_z,charcode_shift) |
---|
4536 | __(bne cr5,local_label(set_bad)) |
---|
4537 | __(stwx imm1,arg_x,imm0) |
---|
4538 | __(blr) |
---|
4539 | local_label(misc_set_s32): |
---|
4540 | __(extract_lisptag(imm2,arg_z)) |
---|
4541 | __(cmpwi cr5,imm2,tag_fixnum) |
---|
4542 | __(cmpwi cr7,imm2,tag_misc) |
---|
4543 | __(la imm0,misc_data_offset(arg_y)) |
---|
4544 | __(unbox_fixnum(imm1,arg_z)) |
---|
4545 | __(beq cr5,local_label(set_set32)) |
---|
4546 | __(bne cr7,local_label(set_bad)) |
---|
4547 | __(extract_header(imm2,arg_z)) |
---|
4548 | __(cmpri(cr0,imm2,one_digit_bignum_header)) |
---|
4549 | __(vrefr(imm1,arg_z,0)) |
---|
4550 | __(bne- cr0,local_label(set_bad)) |
---|
4551 | __(strx(imm1,arg_x,imm0)) |
---|
4552 | __(blr) |
---|
4553 | local_label(misc_set_single_float_vector): |
---|
4554 | __(extract_lisptag(imm2,arg_z)) |
---|
4555 | __(cmpwi cr7,imm2,tag_misc) |
---|
4556 | __(la imm0,misc_data_offset(arg_y)) |
---|
4557 | __(bne- cr7,local_label(set_bad)) |
---|
4558 | __(extract_header(imm2,arg_z)) |
---|
4559 | __(cmpri(cr0,imm2,single_float_header)) |
---|
4560 | __(bne- cr0,local_label(set_bad)) |
---|
4561 | __(ldr(imm1,single_float.value(arg_z))) |
---|
4562 | __(strx(imm1,arg_x,imm0)) |
---|
4563 | __(blr) |
---|
4564 | local_label(misc_set_u8): |
---|
4565 | __(extract_lisptag(imm2,arg_z)) |
---|
4566 | __(srwi imm0,arg_y,2) |
---|
4567 | __(la imm0,misc_data_offset(imm0)) |
---|
4568 | __(extract_unsigned_byte_bits_(imm1,arg_z,8)) |
---|
4569 | __(unbox_fixnum(imm1,arg_z)) |
---|
4570 | __(bne- cr0,local_label(set_bad)) |
---|
4571 | __(stbx imm1,arg_x,imm0) |
---|
4572 | __(blr) |
---|
4573 | local_label(misc_set_old_string): |
---|
4574 | __(srwi imm0,arg_y,2) |
---|
4575 | __(extract_lowbyte(imm2,arg_z)) |
---|
4576 | __(cmpri(cr2,imm2,subtag_character)) |
---|
4577 | __(la imm0,misc_data_offset(imm0)) |
---|
4578 | __(srwi imm1,arg_z,charcode_shift) |
---|
4579 | __(bne- cr2,local_label(set_bad)) |
---|
4580 | __(stbx imm1,arg_x,imm0) |
---|
4581 | __(blr) |
---|
4582 | local_label(misc_set_s8): |
---|
4583 | __(extract_lisptag(imm2,arg_z)) |
---|
4584 | __(srwi imm0,arg_y,2) |
---|
4585 | __(unbox_fixnum(imm1,arg_z)) |
---|
4586 | __(la imm0,misc_data_offset(imm0)) |
---|
4587 | __(cmpwi cr5,imm2,tag_fixnum) |
---|
4588 | __(extsb imm2,imm1) |
---|
4589 | __(cmpw cr0,imm2,imm1) |
---|
4590 | __(bne- cr5,local_label(set_bad)) |
---|
4591 | __(bne- cr0,local_label(set_bad)) |
---|
4592 | __(stbx imm1,arg_x,imm0) |
---|
4593 | __(blr) |
---|
4594 | local_label(misc_set_u16): |
---|
4595 | __(srwi imm0,arg_y,1) |
---|
4596 | __(extract_unsigned_byte_bits_(imm1,arg_z,16)) |
---|
4597 | __(unbox_fixnum(imm1,arg_z)) |
---|
4598 | __(la imm0,misc_data_offset(imm0)) |
---|
4599 | __(bne- cr0,local_label(set_bad)) |
---|
4600 | __(sthx imm1,arg_x,imm0) |
---|
4601 | __(blr) |
---|
4602 | local_label(misc_set_s16): |
---|
4603 | __(extract_lisptag(imm2,arg_z)) |
---|
4604 | __(srwi imm0,arg_y,1) |
---|
4605 | __(unbox_fixnum(imm1,arg_z)) |
---|
4606 | __(cmpwi cr5,imm2,tag_fixnum) |
---|
4607 | __(la imm0,misc_data_offset(imm0)) |
---|
4608 | __(extsh imm2,imm1) |
---|
4609 | __(cmpw cr0,imm2,imm1) |
---|
4610 | __(bne- cr5,local_label(set_bad)) |
---|
4611 | __(bne- cr0,local_label(set_bad)) |
---|
4612 | __(sthx imm1,arg_x,imm0) |
---|
4613 | __(blr) |
---|
4614 | local_label(misc_set_bit_vector): |
---|
4615 | __(cmplwi cr2,arg_z,fixnumone) /* nothing not a (boxed) bit */ |
---|
4616 | __(extrwi imm1,arg_y,5,32-(fixnumshift+5)) /* imm1 = bitnum */ |
---|
4617 | __(extlwi imm2,arg_z,1,31-fixnumshift) |
---|
4618 | __(srw imm2,imm2,imm1) |
---|
4619 | __(lis imm3,0x8000) |
---|
4620 | __(rlwinm imm0,arg_y,32-5,5,31-fixnumshift) |
---|
4621 | __(la imm0,misc_data_offset(imm0)) |
---|
4622 | __(srw imm3,imm3,imm1) |
---|
4623 | __(bgt- cr2,local_label(set_bad)) |
---|
4624 | __(lwzx imm1,arg_x,imm0) |
---|
4625 | __(andc imm1,imm1,imm3) |
---|
4626 | __(or imm1,imm1,imm2) |
---|
4627 | __(stwx imm1,arg_x,imm0) |
---|
4628 | __(blr) |
---|
4629 | |
---|
4630 | local_label(misc_set_double_float_vector): |
---|
4631 | __(extract_lisptag(imm2,arg_z)) |
---|
4632 | __(slwi imm0,arg_y,1) |
---|
4633 | __(cmpwi cr7,imm2,tag_misc) |
---|
4634 | __(la imm0,misc_dfloat_offset(imm0)) |
---|
4635 | __(bne- cr7,local_label(set_bad)) |
---|
4636 | __(extract_header(imm2,arg_z)) |
---|
4637 | __(cmpri(cr0,imm2,double_float_header)) |
---|
4638 | __(bne- cr0,local_label(set_bad)) |
---|
4639 | __(lwz imm1,double_float.value(arg_z)) |
---|
4640 | __(lwz imm2,double_float.value+4(arg_z)) |
---|
4641 | __(stwx imm1,arg_x,imm0) |
---|
4642 | __(la imm0,4(imm0)) |
---|
4643 | __(stwx imm2,arg_x,imm0) |
---|
4644 | __(blr) |
---|
4645 | local_label(misc_set_invalid): |
---|
4646 | __(li temp0,XSETBADVEC) |
---|
4647 | __(set_nargs(4)) |
---|
4648 | __(vpush(temp0)) |
---|
4649 | __(b _SPksignalerr) |
---|
4650 | __endif |
---|
4651 | |
---|
4652 | /* misc_set (vector index newval). Pretty damned similar to */ |
---|
4653 | /* misc_ref, as one might imagine. */ |
---|
4654 | |
---|
4655 | _spentry(misc_set) |
---|
4656 | __(trap_unless_fulltag_equal(arg_x,fulltag_misc,imm0)) |
---|
4657 | __(trap_unless_lisptag_equal(arg_y,tag_fixnum,imm0)) |
---|
4658 | __(vector_length(imm0,arg_x,imm1)) |
---|
4659 | __(trlge(arg_y,imm0)) |
---|
4660 | __(extract_lowbyte(imm1,imm1)) |
---|
4661 | __(b local_label(misc_set_common)) |
---|
4662 | |
---|
4663 | /* "spread" the lexpr in arg_z. */ |
---|
4664 | /* ppc2-invoke-fn assumes that temp1 is preserved here. */ |
---|
4665 | _spentry(spread_lexprz) |
---|
4666 | __(ldr(imm0,0(arg_z))) |
---|
4667 | __(cmpri(cr3,imm0,3<<fixnumshift)) |
---|
4668 | __(cmpri(cr4,imm0,2<<fixnumshift)) |
---|
4669 | __(add imm1,arg_z,imm0) |
---|
4670 | __(cmpri(cr0,imm0,0)) |
---|
4671 | __(add nargs,nargs,imm0) |
---|
4672 | __(cmpri(cr1,nargs,0)) |
---|
4673 | __(cmpri(cr2,nargs,2<<fixnumshift)) |
---|
4674 | __(la imm1,node_size(imm1)) |
---|
4675 | __(bge cr3,9f) |
---|
4676 | __(beq cr4,2f) |
---|
4677 | __(bne cr0,1f) |
---|
4678 | /* lexpr count was 0; vpop the arg regs that */ |
---|
4679 | /* were vpushed by the caller */ |
---|
4680 | __(beqlr cr1) |
---|
4681 | __(vpop(arg_z)) |
---|
4682 | __(bltlr cr2) |
---|
4683 | __(vpop(arg_y)) |
---|
4684 | __(beqlr cr2) |
---|
4685 | __(vpop(arg_x)) |
---|
4686 | __(blr) |
---|
4687 | |
---|
4688 | /* vpush args from the lexpr until we have only */ |
---|
4689 | /* three left, then assign them to arg_x, arg_y, */ |
---|
4690 | /* and arg_z. */ |
---|
4691 | 8: |
---|
4692 | __(cmpri(cr3,imm0,4<<fixnumshift)) |
---|
4693 | __(subi imm0,imm0,fixnumone) |
---|
4694 | __(ldru(arg_z,-node_size(imm1))) |
---|
4695 | __(vpush(arg_z)) |
---|
4696 | 9: |
---|
4697 | __(bne cr3,8b) |
---|
4698 | __(ldr(arg_x,-node_size*1(imm1))) |
---|
4699 | __(ldr(arg_y,-node_size*2(imm1))) |
---|
4700 | __(ldr(arg_z,-node_size*3(imm1))) |
---|
4701 | __(blr) |
---|
4702 | |
---|
4703 | /* lexpr count is two: set arg_y, arg_z from the */ |
---|
4704 | /* lexpr, maybe vpop arg_x */ |
---|
4705 | 2: |
---|
4706 | __(ldr(arg_y,-node_size*1(imm1))) |
---|
4707 | __(ldr(arg_z,-node_size*2(imm1))) |
---|
4708 | __(beqlr cr2) /* return if (new) nargs = 2 */ |
---|
4709 | __(vpop(arg_x)) |
---|
4710 | __(blr) |
---|
4711 | |
---|
4712 | /* lexpr count is one: set arg_z from the lexpr, */ |
---|
4713 | /* maybe vpop arg_y, arg_x */ |
---|
4714 | 1: |
---|
4715 | __(ldr(arg_z,-node_size(imm1))) |
---|
4716 | __(bltlr cr2) /* return if (new) nargs < 2 */ |
---|
4717 | __(vpop(arg_y)) |
---|
4718 | __(beqlr cr2) /* return if (new) nargs = 2 */ |
---|
4719 | __(vpop(arg_x)) |
---|
4720 | __(blr) |
---|
4721 | |
---|
4722 | |
---|
4723 | _spentry(reset) |
---|
4724 | .globl _SPthrow |
---|
4725 | __(nop) |
---|
4726 | __(ref_nrs_value(temp0,toplcatch)) |
---|
4727 | __(li temp1,XSTKOVER) |
---|
4728 | __(vpush(temp0)) |
---|
4729 | __(vpush(temp1)) |
---|
4730 | __(set_nargs(1)) |
---|
4731 | __(b _SPthrow) |
---|
4732 | |
---|
4733 | |
---|
4734 | /* "slide" nargs worth of values up the vstack. IMM0 contains */ |
---|
4735 | /* the difference between the current VSP and the target. */ |
---|
4736 | _spentry(mvslide) |
---|
4737 | __(cmpri(cr0,nargs,0)) |
---|
4738 | __(mr imm3,nargs) |
---|
4739 | __(add imm2,vsp,nargs) |
---|
4740 | __(add imm2,imm2,imm0) |
---|
4741 | __(add imm0,vsp,nargs) |
---|
4742 | __(beq 2f) |
---|
4743 | 1: |
---|
4744 | __(cmpri(cr0,imm3,1<<fixnumshift)) |
---|
4745 | __(subi imm3,imm3,1<<fixnumshift) |
---|
4746 | __(ldru(temp0,-node_size(imm0))) |
---|
4747 | __(stru(temp0,-node_size(imm2))) |
---|
4748 | __(bne cr0,1b) |
---|
4749 | 2: |
---|
4750 | __(mr vsp,imm2) |
---|
4751 | __(blr) |
---|
4752 | |
---|
4753 | /* Build a new TSP area to hold nargs worth of multiple-values. */ |
---|
4754 | /* Pop the multiple values off of the vstack. */ |
---|
4755 | /* The new TSP frame will look like this: */ |
---|
4756 | /* */ |
---|
4757 | /*+--------+-------+-------+---------+--------+--------+--------+======+----------+ */ |
---|
4758 | /*| ptr to | zero | nargs | ptr to | valn-1 | valn-2 | val-0 | ???? | prev TSP | */ |
---|
4759 | /*| prev | | | prev | | | | fill | | */ |
---|
4760 | /*| TSP | | | segment | | | | | | */ |
---|
4761 | /*+--------+-------+-------+---------+--------+--------+--------+------+----------+ */ |
---|
4762 | /* */ |
---|
4763 | /* e.g., the first multiple value goes in the last cell in the frame, the */ |
---|
4764 | /* count of values goes in the first word, and the word after the value count */ |
---|
4765 | /* is 0 if the number of values is even (for alignment). */ |
---|
4766 | /* Subsequent calls to .SPadd_values preserve this alignment. */ |
---|
4767 | /* .SPrecover_values is therefore pretty simple. */ |
---|
4768 | |
---|
4769 | _spentry(save_values) |
---|
4770 | __(mr imm1,tsp) |
---|
4771 | |
---|
4772 | /* common exit: nargs = values in this set, imm1 = ptr to tsp before */ |
---|
4773 | /* call to save_values */ |
---|
4774 | local_label(save_values_to_tsp): |
---|
4775 | __(mr imm2,tsp) |
---|
4776 | __(dnode_align(imm0,nargs,tsp_frame.fixed_overhead+(2*node_size))) /* count, link */ |
---|
4777 | __(TSP_Alloc_Var_Boxed_nz(imm0,imm3)) |
---|
4778 | __(str(imm1,tsp_frame.backlink(tsp))) /* keep one tsp "frame" as far as rest of lisp is concerned */ |
---|
4779 | __(str(nargs,tsp_frame.data_offset(tsp))) |
---|
4780 | __(str(imm2,tsp_frame.data_offset+node_size(tsp))) /* previous tsp */ |
---|
4781 | __(la imm3,tsp_frame.data_offset+node_size*2(tsp)) |
---|
4782 | __(add imm3,imm3,nargs) |
---|
4783 | __(add imm0,vsp,nargs) |
---|
4784 | __(cmpr(cr0,imm0,vsp)) |
---|
4785 | __(b 2f) |
---|
4786 | 1: |
---|
4787 | __(ldru(arg_z,-node_size(imm0))) |
---|
4788 | __(cmpr(cr0,imm0,vsp)) |
---|
4789 | __(stru(arg_z,-node_size(imm3))) |
---|
4790 | 2: |
---|
4791 | __(bne cr0,1b) |
---|
4792 | __(add vsp,vsp,nargs) /* discard values */ |
---|
4793 | __(blr) |
---|
4794 | |
---|
4795 | |
---|
4796 | /* Add the multiple values that are on top of the vstack to the set */ |
---|
4797 | /* saved in the top tsp frame, popping them off of the vstack in the */ |
---|
4798 | /* process. It is an error (a bad one) if the TSP contains something */ |
---|
4799 | /* other than a previously saved set of multiple-values. */ |
---|
4800 | /* Since adding to the TSP may cause a new TSP segment to be allocated, */ |
---|
4801 | /* each add_values call adds another linked element to the list of */ |
---|
4802 | /* values. This makes recover_values harder. */ |
---|
4803 | |
---|
4804 | _spentry(add_values) |
---|
4805 | __(cmpri(cr0,nargs,0)) |
---|
4806 | __(ldr(imm1,0(tsp))) |
---|
4807 | __(bne cr0,local_label(save_values_to_tsp)) |
---|
4808 | __(blr) |
---|
4809 | |
---|
4810 | /* On entry, R11->callback-index */ |
---|
4811 | /* Restore lisp context, then funcall #'%pascal-functions% with */ |
---|
4812 | /* two args: callback-index, args-ptr (a macptr pointing to the args on the stack) */ |
---|
4813 | _spentry(poweropen_callback) |
---|
4814 | __ifdef([rTOC]) |
---|
4815 | __(mr r11,rTOC) |
---|
4816 | __endif |
---|
4817 | /* Save C argument registers */ |
---|
4818 | __(str(r3,c_frame.param0(sp))) |
---|
4819 | __(str(r4,c_frame.param1(sp))) |
---|
4820 | __(str(r5,c_frame.param2(sp))) |
---|
4821 | __(str(r6,c_frame.param3(sp))) |
---|
4822 | __(str(r7,c_frame.param4(sp))) |
---|
4823 | __(str(r8,c_frame.param5(sp))) |
---|
4824 | __(str(r9,c_frame.param6(sp))) |
---|
4825 | __(str(r10,c_frame.param7(sp))) |
---|
4826 | __(mflr imm3) |
---|
4827 | __(str(imm3,c_frame.savelr(sp))) |
---|
4828 | __(mfcr imm0) |
---|
4829 | __(str(imm0,c_frame.crsave(sp))) |
---|
4830 | |
---|
4831 | /* Save the non-volatile registers on the sp stack */ |
---|
4832 | /* This is a non-standard stack frame, but noone will ever see it, */ |
---|
4833 | /* so it doesn't matter. It will look like more of the stack frame pushed below. */ |
---|
4834 | __(stru(sp,-(stack_align(c_reg_save.size))(sp))) |
---|
4835 | __(str(r13,c_reg_save.save_gprs+(0*node_size)(sp))) |
---|
4836 | __(str(r14,c_reg_save.save_gprs+(1*node_size)(sp))) |
---|
4837 | __(str(r15,c_reg_save.save_gprs+(2*node_size)(sp))) |
---|
4838 | __(str(r16,c_reg_save.save_gprs+(3*node_size)(sp))) |
---|
4839 | __(str(r17,c_reg_save.save_gprs+(4*node_size)(sp))) |
---|
4840 | __(str(r18,c_reg_save.save_gprs+(5*node_size)(sp))) |
---|
4841 | __(str(r19,c_reg_save.save_gprs+(6*node_size)(sp))) |
---|
4842 | __(str(r20,c_reg_save.save_gprs+(7*node_size)(sp))) |
---|
4843 | __(str(r21,c_reg_save.save_gprs+(8*node_size)(sp))) |
---|
4844 | __(str(r22,c_reg_save.save_gprs+(9*node_size)(sp))) |
---|
4845 | __(str(r23,c_reg_save.save_gprs+(10*node_size)(sp))) |
---|
4846 | __(str(r24,c_reg_save.save_gprs+(11*node_size)(sp))) |
---|
4847 | __(str(r25,c_reg_save.save_gprs+(12*node_size)(sp))) |
---|
4848 | __(str(r26,c_reg_save.save_gprs+(13*node_size)(sp))) |
---|
4849 | __(str(r27,c_reg_save.save_gprs+(14*node_size)(sp))) |
---|
4850 | __(str(r28,c_reg_save.save_gprs+(15*node_size)(sp))) |
---|
4851 | __(str(r29,c_reg_save.save_gprs+(16*node_size)(sp))) |
---|
4852 | __(str(r30,c_reg_save.save_gprs+(17*node_size)(sp))) |
---|
4853 | __(str(r31,c_reg_save.save_gprs+(18*node_size)(sp))) |
---|
4854 | __(stfd f1,c_reg_save.save_fprs+(0*8)(sp)) |
---|
4855 | __(stfd f2,c_reg_save.save_fprs+(1*8)(sp)) |
---|
4856 | __(stfd f3,c_reg_save.save_fprs+(2*8)(sp)) |
---|
4857 | __(stfd f4,c_reg_save.save_fprs+(3*8)(sp)) |
---|
4858 | __(stfd f5,c_reg_save.save_fprs+(4*8)(sp)) |
---|
4859 | __(stfd f6,c_reg_save.save_fprs+(5*8)(sp)) |
---|
4860 | __(stfd f7,c_reg_save.save_fprs+(6*8)(sp)) |
---|
4861 | __(stfd f8,c_reg_save.save_fprs+(7*8)(sp)) |
---|
4862 | __(stfd f9,c_reg_save.save_fprs+(8*8)(sp)) |
---|
4863 | __(stfd f10,c_reg_save.save_fprs+(9*8)(sp)) |
---|
4864 | __(stfd f11,c_reg_save.save_fprs+(10*8)(sp)) |
---|
4865 | __(stfd f12,c_reg_save.save_fprs+(11*8)(sp)) |
---|
4866 | __(stfd f13,c_reg_save.save_fprs+(12*8)(sp)) |
---|
4867 | __(check_stack_alignment(r0)) |
---|
4868 | __(mffs f0) |
---|
4869 | __(stfd f0,c_reg_save.save_fp_zero(sp)) |
---|
4870 | __(lwz r31,c_reg_save.save_fp_zero+4(sp)) /* recover FPSCR image */ |
---|
4871 | __(stw r31,c_reg_save.save_fpscr(sp)) |
---|
4872 | __(lwi(r30,0x43300000)) |
---|
4873 | __(lwi(r31,0x80000000)) |
---|
4874 | __(stw r30,c_reg_save.save_fp_zero(sp)) |
---|
4875 | __(stw r31,c_reg_save.save_fp_zero+4(sp)) |
---|
4876 | __(stfd fp_s32conv,c_reg_save.save_fps32conv(sp)) |
---|
4877 | __(lfd fp_s32conv,c_reg_save.save_fp_zero(sp)) |
---|
4878 | __(stfd fp_zero,c_reg_save.save_fp_zero(sp)) |
---|
4879 | __(lfs fp_zero,lisp_globals.short_float_zero(0)) /* ensure that fp_zero contains 0.0 */ |
---|
4880 | |
---|
4881 | /* Restore rest of Lisp context. */ |
---|
4882 | /* Could spread out the memory references here to gain a little speed */ |
---|
4883 | |
---|
4884 | __(li loc_pc,0) |
---|
4885 | __(li fn,0) /* subprim, not a lisp function */ |
---|
4886 | __(li temp3,0) |
---|
4887 | __(li temp2,0) |
---|
4888 | __(li temp1,0) |
---|
4889 | __(li temp0,0) |
---|
4890 | __(li arg_x,0) |
---|
4891 | __(box_fixnum(arg_y,r11)) /* callback-index */ |
---|
4892 | __(la arg_z,c_reg_save.save_fprs(sp)) |
---|
4893 | __(str(arg_z,stack_align(c_reg_save.size)+c_frame.unused(sp))) |
---|
4894 | __(la arg_z,stack_align(c_reg_save.size)+c_frame.param0(sp)) /* parameters (tagged as a fixnum) */ |
---|
4895 | |
---|
4896 | /* Recover lisp thread context. Have to call C code to do so. */ |
---|
4897 | __(ref_global(r12,get_tcr)) |
---|
4898 | __ifdef([rTOC]) |
---|
4899 | __(ld rTOC,8(r12)) |
---|
4900 | __(ld r12,0(r12)) |
---|
4901 | __endif |
---|
4902 | __(mtctr r12) |
---|
4903 | __(li r3,1) |
---|
4904 | __(stru(sp,-(stack_align(c_frame.minsiz))(sp))) |
---|
4905 | __(bctrl) |
---|
4906 | __(la rcontext,TCR_BIAS(r3)) |
---|
4907 | __(la sp,(stack_align(c_frame.minsiz))(sp)) |
---|
4908 | |
---|
4909 | __(ldr(vsp,tcr.save_vsp(rcontext))) |
---|
4910 | __(ldr(tsp,tcr.save_tsp(rcontext))) |
---|
4911 | __(li rzero,0) |
---|
4912 | __(li imm0,TCR_STATE_LISP) |
---|
4913 | __(mtxer rzero) /* lisp wants the overflow bit being clear */ |
---|
4914 | __(mtctr rzero) |
---|
4915 | __(li save0,0) |
---|
4916 | __(li save1,0) |
---|
4917 | __(li save2,0) |
---|
4918 | __(li save3,0) |
---|
4919 | __(li save4,0) |
---|
4920 | __(li save5,0) |
---|
4921 | __(li save6,0) |
---|
4922 | __(li save7,0) |
---|
4923 | __(lfd f0,tcr.lisp_fpscr(rcontext)) |
---|
4924 | __(mtfsf 0xff,f0) |
---|
4925 | __(li allocbase,0) |
---|
4926 | __(li allocptr,0) |
---|
4927 | __(str(imm0,tcr.valence(rcontext))) |
---|
4928 | __(ldr(allocptr,tcr.save_allocptr(rcontext))) |
---|
4929 | __(ldr(allocbase,tcr.save_allocbase(rcontext))) |
---|
4930 | |
---|
4931 | __(restore_saveregs(vsp)) |
---|
4932 | |
---|
4933 | /* load nargs and callback to the lisp */ |
---|
4934 | __(set_nargs(2)) |
---|
4935 | __(ldr(imm2,tcr.cs_area(rcontext))) |
---|
4936 | __(ldr(imm4,area.active(imm2))) |
---|
4937 | __(stru(imm4,-lisp_frame.size(sp))) |
---|
4938 | __(str(imm3,lisp_frame.savelr(sp))) |
---|
4939 | __(li fname,nrs.callbacks) /* %pascal-functions% */ |
---|
4940 | __(call_fname) |
---|
4941 | __(ldr(imm2,lisp_frame.backlink(sp))) |
---|
4942 | __(ldr(imm3,tcr.cs_area(rcontext))) |
---|
4943 | __(str(imm2,area.active(imm3))) |
---|
4944 | __(discard_lisp_frame()) |
---|
4945 | /* save_vsp will be restored from ff_call's stack frame, but */ |
---|
4946 | /* I included it here for consistency. */ |
---|
4947 | /* save_tsp is set below after we exit Lisp context. */ |
---|
4948 | __(str(allocptr,tcr.save_allocptr(rcontext))) |
---|
4949 | __(str(allocbase,tcr.save_allocbase(rcontext))) |
---|
4950 | __(str(vsp,tcr.save_vsp(rcontext))) |
---|
4951 | __(str(tsp,tcr.save_tsp(rcontext))) |
---|
4952 | /* Exit lisp context */ |
---|
4953 | __(li imm1,TCR_STATE_FOREIGN) |
---|
4954 | __(str(imm1,tcr.valence(rcontext))) |
---|
4955 | /* Restore the non-volatile registers & fpscr */ |
---|
4956 | __(lfd fp_zero,c_reg_save.save_fp_zero(sp)) |
---|
4957 | __(lwz r31,c_reg_save.save_fpscr(sp)) |
---|
4958 | __(stw r31,c_reg_save.save_fp_zero+4(sp)) |
---|
4959 | __(lfd f0,c_reg_save.save_fp_zero(sp)) |
---|
4960 | __(mtfsf 0xff,f0) |
---|
4961 | __(ldr(r13,c_reg_save.save_gprs+(0*node_size)(sp))) |
---|
4962 | __(ldr(r14,c_reg_save.save_gprs+(1*node_size)(sp))) |
---|
4963 | __(ldr(r15,c_reg_save.save_gprs+(2*node_size)(sp))) |
---|
4964 | __(ldr(r16,c_reg_save.save_gprs+(3*node_size)(sp))) |
---|
4965 | __(ldr(r17,c_reg_save.save_gprs+(4*node_size)(sp))) |
---|
4966 | __(ldr(r18,c_reg_save.save_gprs+(5*node_size)(sp))) |
---|
4967 | __(ldr(r19,c_reg_save.save_gprs+(6*node_size)(sp))) |
---|
4968 | __(ldr(r20,c_reg_save.save_gprs+(7*node_size)(sp))) |
---|
4969 | __(ldr(r21,c_reg_save.save_gprs+(8*node_size)(sp))) |
---|
4970 | __(ldr(r22,c_reg_save.save_gprs+(9*node_size)(sp))) |
---|
4971 | __(ldr(r23,c_reg_save.save_gprs+(10*node_size)(sp))) |
---|
4972 | __(ldr(r24,c_reg_save.save_gprs+(11*node_size)(sp))) |
---|
4973 | __(ldr(r25,c_reg_save.save_gprs+(12*node_size)(sp))) |
---|
4974 | __(ldr(r26,c_reg_save.save_gprs+(13*node_size)(sp))) |
---|
4975 | __(ldr(r27,c_reg_save.save_gprs+(14*node_size)(sp))) |
---|
4976 | __(ldr(r28,c_reg_save.save_gprs+(15*node_size)(sp))) |
---|
4977 | __(ldr(r29,c_reg_save.save_gprs+(16*node_size)(sp))) |
---|
4978 | __(ldr(r30,c_reg_save.save_gprs+(17*node_size)(sp))) |
---|
4979 | __(ldr(r31,c_reg_save.save_gprs+(18*node_size)(sp))) |
---|
4980 | __(lfd f1,c_reg_save.save_fprs+(0*8)(sp)) |
---|
4981 | __(lfd f2,c_reg_save.save_fprs+(1*8)(sp)) |
---|
4982 | __(lfd f3,c_reg_save.save_fprs+(2*8)(sp)) |
---|
4983 | __(lfd f4,c_reg_save.save_fprs+(3*8)(sp)) |
---|
4984 | __(lfd f5,c_reg_save.save_fprs+(4*8)(sp)) |
---|
4985 | __(lfd f6,c_reg_save.save_fprs+(5*8)(sp)) |
---|
4986 | __(lfd f7,c_reg_save.save_fprs+(6*8)(sp)) |
---|
4987 | __(lfd f8,c_reg_save.save_fprs+(7*8)(sp)) |
---|
4988 | __(lfd f9,c_reg_save.save_fprs+(8*8)(sp)) |
---|
4989 | __(lfd f10,c_reg_save.save_fprs+(9*8)(sp)) |
---|
4990 | __(lfd f11,c_reg_save.save_fprs+(10*8)(sp)) |
---|
4991 | __(lfd f12,c_reg_save.save_fprs+(11*8)(sp)) |
---|
4992 | __(lfd f13,c_reg_save.save_fprs+(12*8)(sp)) |
---|
4993 | __(lfd fp_s32conv,c_reg_save.save_fps32conv(sp)) |
---|
4994 | __(ldr(sp,0(sp))) |
---|
4995 | __(ldr(r3,c_frame.param0(sp))) |
---|
4996 | __(ldr(r4,c_frame.param1(sp))) |
---|
4997 | __(ldr(r5,c_frame.param2(sp))) |
---|
4998 | __(ldr(r6,c_frame.param3(sp))) |
---|
4999 | __(ldr(r7,c_frame.param4(sp))) |
---|
5000 | __(ldr(r8,c_frame.param5(sp))) |
---|
5001 | __(ldr(r9,c_frame.param6(sp))) |
---|
5002 | __(ldr(r10,c_frame.param7(sp))) |
---|
5003 | __(ldr(r11,c_frame.savelr(sp))) |
---|
5004 | __(mtlr r11) |
---|
5005 | __(ldr(r11,c_frame.crsave(sp))) |
---|
5006 | __(mtcr r11) |
---|
5007 | __(blr) |
---|
5008 | |
---|
5009 | /* Like misc_alloc (a LOT like it, since it does most of the work), but takes */ |
---|
5010 | /* an initial-value arg in arg_z, element_count in arg_x, subtag in arg_y. */ |
---|
5011 | /* Calls out to %init-misc, which does the rest of the work. */ |
---|
5012 | |
---|
5013 | _spentry(misc_alloc_init) |
---|
5014 | __(mflr loc_pc) |
---|
5015 | __(build_lisp_frame(fn,loc_pc,vsp)) |
---|
5016 | __(li fn,0) |
---|
5017 | __(mr temp0,arg_z) /* initval */ |
---|
5018 | __(mr arg_z,arg_y) /* subtag */ |
---|
5019 | __(mr arg_y,arg_x) /* element-count */ |
---|
5020 | __(bl _SPmisc_alloc) |
---|
5021 | __(ldr(loc_pc,lisp_frame.savelr(sp))) |
---|
5022 | __(mtlr loc_pc) |
---|
5023 | __(ldr(fn,lisp_frame.savefn(sp))) |
---|
5024 | __(ldr(vsp,lisp_frame.savevsp(sp))) |
---|
5025 | __(discard_lisp_frame()) |
---|
5026 | __(li fname,nrs.init_misc) |
---|
5027 | __(set_nargs(2)) |
---|
5028 | __(mr arg_y,temp0) |
---|
5029 | __(jump_fname()) |
---|
5030 | |
---|
5031 | /* As in stack_misc_alloc above, only with a non-default initial-value. */ |
---|
5032 | |
---|
5033 | _spentry(stack_misc_alloc_init) |
---|
5034 | __(mflr loc_pc) |
---|
5035 | __(build_lisp_frame(fn,loc_pc,vsp)) |
---|
5036 | __(li fn,0) |
---|
5037 | __(mr temp0,arg_z) /* initval */ |
---|
5038 | __(mr arg_z,arg_y) /* subtag */ |
---|
5039 | __(mr arg_y,arg_x) /* element-count */ |
---|
5040 | __(bl _SPstack_misc_alloc) |
---|
5041 | __(ldr(loc_pc,lisp_frame.savelr(sp))) |
---|
5042 | __(mtlr loc_pc) |
---|
5043 | __(ldr(fn,lisp_frame.savefn(sp))) |
---|
5044 | __(ldr(vsp,lisp_frame.savevsp(sp))) |
---|
5045 | __(discard_lisp_frame()) |
---|
5046 | __(li fname,nrs.init_misc) |
---|
5047 | __(set_nargs(2)) |
---|
5048 | __(mr arg_y,temp0) |
---|
5049 | __(jump_fname()) |
---|
5050 | |
---|
5051 | |
---|
5052 | _spentry(callbuiltin) |
---|
5053 | __(ref_nrs_value(fname,builtin_functions)) |
---|
5054 | __(la imm0,misc_data_offset(imm0)) |
---|
5055 | __(ldrx(fname,fname,imm0)) |
---|
5056 | __(jump_fname()) |
---|
5057 | |
---|
5058 | /* the value of the nilreg-relative symbol %builtin-functions% should be */ |
---|
5059 | /* a vector of symbols. Call the symbol indexed by imm0 (boxed) and */ |
---|
5060 | /* return a single value. */ |
---|
5061 | |
---|
5062 | _spentry(callbuiltin0) |
---|
5063 | __(set_nargs(0)) |
---|
5064 | __(ref_nrs_value(fname,builtin_functions)) |
---|
5065 | __(la imm0,misc_data_offset(imm0)) |
---|
5066 | __(ldrx(fname,fname,imm0)) |
---|
5067 | __(jump_fname()) |
---|
5068 | |
---|
5069 | _spentry(callbuiltin1) |
---|
5070 | __(ref_nrs_value(fname,builtin_functions)) |
---|
5071 | __(set_nargs(1)) |
---|
5072 | __(la imm0,misc_data_offset(imm0)) |
---|
5073 | __(ldrx(fname,fname,imm0)) |
---|
5074 | __(jump_fname()) |
---|
5075 | |
---|
5076 | _spentry(callbuiltin2) |
---|
5077 | __(set_nargs(2)) |
---|
5078 | __(ref_nrs_value(fname,builtin_functions)) |
---|
5079 | __(la imm0,misc_data_offset(imm0)) |
---|
5080 | __(ldrx(fname,fname,imm0)) |
---|
5081 | __(jump_fname()) |
---|
5082 | |
---|
5083 | |
---|
5084 | _spentry(callbuiltin3) |
---|
5085 | __(set_nargs(3)) |
---|
5086 | __(ref_nrs_value(fname,builtin_functions)) |
---|
5087 | __(la imm0,misc_data_offset(imm0)) |
---|
5088 | __(ldrx(fname,fname,imm0)) |
---|
5089 | __(jump_fname()) |
---|
5090 | |
---|
5091 | |
---|
5092 | _spentry(popj) |
---|
5093 | .globl C(popj) |
---|
5094 | C(popj): |
---|
5095 | __(ldr(loc_pc,lisp_frame.savelr(sp))) |
---|
5096 | __(ldr(vsp,lisp_frame.savevsp(sp))) |
---|
5097 | __(mtlr loc_pc) |
---|
5098 | __(ldr(fn,lisp_frame.savefn(sp))) |
---|
5099 | __(discard_lisp_frame()) |
---|
5100 | __(blr) |
---|
5101 | |
---|
5102 | _spentry(restorefullcontext) |
---|
5103 | __(mflr loc_pc) |
---|
5104 | __(mtctr loc_pc) |
---|
5105 | __(ldr(loc_pc,lisp_frame.savelr(sp))) |
---|
5106 | __(mtlr loc_pc) |
---|
5107 | __(ldr(vsp,lisp_frame.savevsp(sp))) |
---|
5108 | __(ldr(fn,lisp_frame.savefn(sp))) |
---|
5109 | __(discard_lisp_frame()) |
---|
5110 | __(bctr) |
---|
5111 | |
---|
5112 | _spentry(savecontextvsp) |
---|
5113 | __(ldr(imm0,tcr.cs_limit(rcontext))) |
---|
5114 | __(build_lisp_frame(fn,loc_pc,vsp)) |
---|
5115 | __(mr fn,nfn) |
---|
5116 | __(trllt(sp,imm0)) |
---|
5117 | __(blr) |
---|
5118 | |
---|
5119 | _spentry(savecontext0) |
---|
5120 | __(add imm0,vsp,imm0) |
---|
5121 | __(build_lisp_frame(fn,loc_pc,imm0)) |
---|
5122 | __(ldr(imm0,tcr.cs_limit(rcontext))) |
---|
5123 | __(mr fn,nfn) |
---|
5124 | __(trllt(sp,imm0)) |
---|
5125 | __(blr) |
---|
5126 | |
---|
5127 | |
---|
5128 | /* Like .SPrestorefullcontext, only the saved return address */ |
---|
5129 | /* winds up in loc-pc instead of getting thrashed around ... */ |
---|
5130 | _spentry(restorecontext) |
---|
5131 | __(ldr(loc_pc,lisp_frame.savelr(sp))) |
---|
5132 | __(ldr(vsp,lisp_frame.savevsp(sp))) |
---|
5133 | __(ldr(fn,lisp_frame.savefn(sp))) |
---|
5134 | __(discard_lisp_frame()) |
---|
5135 | __(blr) |
---|
5136 | |
---|
5137 | |
---|
5138 | /* Nargs is valid; all arg regs, lexpr-count pushed by caller. */ |
---|
5139 | /* imm0 = vsp to restore. */ |
---|
5140 | /* Return all values returned by caller to its caller, hiding */ |
---|
5141 | /* the variable-length arglist. */ |
---|
5142 | /* If we can detect that the caller's caller didn't expect */ |
---|
5143 | /* multiple values, then things are even simpler. */ |
---|
5144 | _spentry(lexpr_entry) |
---|
5145 | __(ref_global(imm1,ret1val_addr)) |
---|
5146 | __(cmpr(cr0,imm1,loc_pc)) |
---|
5147 | __(build_lisp_frame(fn,loc_pc,imm0)) |
---|
5148 | __(bne cr0,1f) |
---|
5149 | __(ref_global(imm0,lexpr_return)) |
---|
5150 | __(build_lisp_frame(rzero,imm0,vsp)) |
---|
5151 | __(mr loc_pc,imm1) |
---|
5152 | __(ldr(imm0,tcr.cs_limit(rcontext))) |
---|
5153 | __(trllt(sp,imm0)) |
---|
5154 | __(li fn,0) |
---|
5155 | __(blr) |
---|
5156 | |
---|
5157 | /* The single-value case just needs to return to something that'll pop */ |
---|
5158 | /* the variable-length frame off of the vstack. */ |
---|
5159 | 1: |
---|
5160 | __(ref_global(loc_pc,lexpr_return1v)) |
---|
5161 | __(ldr(imm0,tcr.cs_limit(rcontext))) |
---|
5162 | __(trllt(sp,imm0)) |
---|
5163 | __(li fn,0) |
---|
5164 | __(blr) |
---|
5165 | |
---|
5166 | /* */ |
---|
5167 | /* Do a system call in Darwin. The stack is set up much as it would be */ |
---|
5168 | /* for a PowerOpen ABI ff-call: register parameters are in the stack */ |
---|
5169 | /* frame, and there are 4 extra words at the bottom of the frame that */ |
---|
5170 | /* we can carve a lisp frame out of. */ |
---|
5171 | /* */ |
---|
5172 | /* System call return conventions are a little funky in Darwin: if "@sc" */ |
---|
5173 | /* is the address of the "sc" instruction, errors return to @sc+4 and */ |
---|
5174 | /* non-error cases return to @sc+8. Error values are returned as */ |
---|
5175 | /* positive values in r3; this is true even if the system call returns */ |
---|
5176 | /* a doubleword (64-bit) result. Since r3 would ordinarily contain */ |
---|
5177 | /* the high half of a doubleword result, this has to be special-cased. */ |
---|
5178 | /* */ |
---|
5179 | /* The caller should set the c_frame.crsave field of the stack frame */ |
---|
5180 | /* to 0 if the result is to be interpreted as anything but a doubleword */ |
---|
5181 | /* and to non-zero otherwise. (This only matters on an error return.) */ |
---|
5182 | |
---|
5183 | |
---|
5184 | _spentry(poweropen_syscall) |
---|
5185 | __(mflr loc_pc) |
---|
5186 | __(vpush_saveregs()) |
---|
5187 | __(ldr(imm1,0(sp))) |
---|
5188 | __(la imm2,-lisp_frame.size(imm1)) |
---|
5189 | __(zero_doublewords imm2,0,lisp_frame.size) |
---|
5190 | __(str(imm1,lisp_frame.backlink(imm2))) |
---|
5191 | __(str(imm2,c_frame.backlink(sp))) |
---|
5192 | __(str(fn,lisp_frame.savefn(imm2))) |
---|
5193 | __(str(loc_pc,lisp_frame.savelr(imm2))) |
---|
5194 | __(str(vsp,lisp_frame.savevsp(imm2))) |
---|
5195 | __(ldr(imm3,tcr.cs_area(rcontext))) |
---|
5196 | __(str(imm2,area.active(imm3))) |
---|
5197 | __(str(allocptr,tcr.save_allocptr(rcontext))) |
---|
5198 | __(str(allocbase,tcr.save_allocbase(rcontext))) |
---|
5199 | __(str(tsp,tcr.save_tsp(rcontext))) |
---|
5200 | __(str(vsp,tcr.save_vsp(rcontext))) |
---|
5201 | __(str(rzero,tcr.ffi_exception(rcontext))) |
---|
5202 | __(mr save0,rcontext) |
---|
5203 | __(li r3,TCR_STATE_FOREIGN) |
---|
5204 | __(str(r3,tcr.valence(rcontext))) |
---|
5205 | __(li rcontext,0) |
---|
5206 | __(ldr(r3,c_frame.param0(sp))) |
---|
5207 | __(ldr(r4,c_frame.param1(sp))) |
---|
5208 | __(ldr(r5,c_frame.param2(sp))) |
---|
5209 | __(ldr(r6,c_frame.param3(sp))) |
---|
5210 | __(ldr(r7,c_frame.param4(sp))) |
---|
5211 | __(ldr(r8,c_frame.param5(sp))) |
---|
5212 | __(ldr(r9,c_frame.param6(sp))) |
---|
5213 | __(ldr(r10,c_frame.param7(sp))) |
---|
5214 | __(unbox_fixnum(r0,arg_z)) |
---|
5215 | __(sc) |
---|
5216 | __ifdef([LINUX]) |
---|
5217 | __(bns+ 9f) |
---|
5218 | __else |
---|
5219 | __(b 1f) |
---|
5220 | __(b 9f) |
---|
5221 | __endif |
---|
5222 | 1: |
---|
5223 | __ifdef([PPC64]) |
---|
5224 | __(neg r3,r3) |
---|
5225 | __else |
---|
5226 | __(ldr(imm2,c_frame.crsave(sp))) |
---|
5227 | __(cmpri(cr0,imm2,0)) |
---|
5228 | __(bne cr0,2f) |
---|
5229 | /* 32-bit result */ |
---|
5230 | __(neg r3,r3) |
---|
5231 | __(b 9f) |
---|
5232 | 2: |
---|
5233 | /* 64-bit result */ |
---|
5234 | __(neg r4,r3) |
---|
5235 | __(li r3,-1) |
---|
5236 | __endif |
---|
5237 | 9: |
---|
5238 | __(mr imm2,save0) /* recover context */ |
---|
5239 | __(ldr(sp,c_frame.backlink(sp))) |
---|
5240 | __(li imm4,TCR_STATE_LISP) |
---|
5241 | __(li rzero,0) |
---|
5242 | __(li loc_pc,0) |
---|
5243 | __(li arg_x,nil_value) |
---|
5244 | __(li arg_y,nil_value) |
---|
5245 | __(li arg_z,nil_value) |
---|
5246 | __(li temp0,nil_value) |
---|
5247 | __(li temp1,nil_value) |
---|
5248 | __(li temp2,nil_value) |
---|
5249 | __(li temp3,nil_value) |
---|
5250 | __(li fn,nil_value) |
---|
5251 | __(mr rcontext,imm2) |
---|
5252 | __(ldr(allocptr,tcr.save_allocptr(rcontext))) |
---|
5253 | __(ldr(allocbase,tcr.save_allocbase(rcontext))) |
---|
5254 | __(ldr(tsp,tcr.save_tsp(rcontext))) |
---|
5255 | __(li save0,0) |
---|
5256 | __(li save1,0) |
---|
5257 | __(li save2,0) |
---|
5258 | __(li save3,0) |
---|
5259 | __(li save4,0) |
---|
5260 | __(li save5,0) |
---|
5261 | __(li save6,0) |
---|
5262 | __(li save7,0) |
---|
5263 | __(str(imm4,tcr.valence(rcontext))) |
---|
5264 | __(vpop_saveregs) |
---|
5265 | __(ldr(loc_pc,lisp_frame.savelr(sp))) |
---|
5266 | __(mtlr loc_pc) |
---|
5267 | __(ldr(fn,lisp_frame.savefn(sp))) |
---|
5268 | __(discard_lisp_frame) |
---|
5269 | __(mtxer rzero) |
---|
5270 | __(check_pending_interrupt([cr1])) |
---|
5271 | __(blr) |
---|
5272 | |
---|
5273 | |
---|
5274 | _spentry(builtin_plus) |
---|
5275 | __(extract_lisptag(imm0,arg_y)) |
---|
5276 | __(extract_lisptag(imm1,arg_z)) |
---|
5277 | __(cmpri(cr0,imm0,tag_fixnum)) |
---|
5278 | __(cmpri(cr1,imm1,tag_fixnum)) |
---|
5279 | __(bne- cr0,1f) |
---|
5280 | __(bne- cr1,1f) |
---|
5281 | __(addo. arg_z,arg_y,arg_z) |
---|
5282 | __(bnslr+) |
---|
5283 | __(mtxer rzero) |
---|
5284 | __(unbox_fixnum(imm1,arg_z)) |
---|
5285 | __ifdef([PPC64]) |
---|
5286 | __(li imm0,two_digit_bignum_header) |
---|
5287 | __(rotldi imm1,imm1,32) |
---|
5288 | __(xoris imm1,imm1,0xe000) |
---|
5289 | __(Misc_Alloc_Fixed(arg_z,imm0,aligned_bignum_size(2))) |
---|
5290 | __(str(imm1,misc_data_offset(arg_z))) |
---|
5291 | __else |
---|
5292 | __(li imm0,one_digit_bignum_header) |
---|
5293 | __(xoris imm1,imm1,0xc000) |
---|
5294 | __(Misc_Alloc_Fixed(arg_z,imm0,aligned_bignum_size(1))) |
---|
5295 | __(str(imm1,misc_data_offset(arg_z))) |
---|
5296 | __endif |
---|
5297 | __(blr) |
---|
5298 | 1: |
---|
5299 | __(jump_builtin(_builtin_plus,2)) |
---|
5300 | _spentry(builtin_minus) |
---|
5301 | __(extract_lisptag(imm0,arg_y)) |
---|
5302 | __(extract_lisptag(imm1,arg_z)) |
---|
5303 | __(cmpri(cr0,imm0,tag_fixnum)) |
---|
5304 | __(cmpri(cr1,imm1,tag_fixnum)) |
---|
5305 | __(bne- cr0,1f) |
---|
5306 | __(bne- cr1,1f) |
---|
5307 | __(subo. arg_z,arg_y,arg_z) |
---|
5308 | __(bnslr+) |
---|
5309 | __(mtxer rzero) |
---|
5310 | __(unbox_fixnum(imm1,arg_z)) |
---|
5311 | __ifdef([PPC64]) |
---|
5312 | __(li imm0,two_digit_bignum_header) |
---|
5313 | __(rotldi imm1,imm1,32) |
---|
5314 | __(xoris imm1,imm1,0xe000) |
---|
5315 | __(Misc_Alloc_Fixed(arg_z,imm0,aligned_bignum_size(2))) |
---|
5316 | __(str(imm1,misc_data_offset(arg_z))) |
---|
5317 | __else |
---|
5318 | __(li imm0,one_digit_bignum_header) |
---|
5319 | __(xoris imm1,imm1,0xc000) |
---|
5320 | __(Misc_Alloc_Fixed(arg_z,imm0,aligned_bignum_size(1))) |
---|
5321 | __(str(imm1,misc_data_offset(arg_z))) |
---|
5322 | __endif |
---|
5323 | __(blr) |
---|
5324 | 1: |
---|
5325 | __(jump_builtin(_builtin_minus,2)) |
---|
5326 | _spentry(builtin_times) |
---|
5327 | __(extract_lisptag(imm0,arg_y)) |
---|
5328 | __(extract_lisptag(imm1,arg_z)) |
---|
5329 | __(cmpri(cr0,imm0,tag_fixnum)) |
---|
5330 | __(cmpri(cr1,imm1,tag_fixnum)) |
---|
5331 | __(unbox_fixnum(imm2,arg_y)) |
---|
5332 | __(bne cr0,1f) |
---|
5333 | __(bne cr1,1f) |
---|
5334 | __ifdef([PPC64]) |
---|
5335 | __(mulldo. imm3,arg_z,imm2) |
---|
5336 | __(bso 2f) |
---|
5337 | __(mr arg_z,imm3) |
---|
5338 | __(blr) |
---|
5339 | /* Args are fixnums; result can't be */ |
---|
5340 | 2: __(mtxer rzero) |
---|
5341 | __(unbox_fixnum(imm3,arg_z)) |
---|
5342 | __(mulld imm1,imm3,imm2) /* imm1 = low 64 bits */ |
---|
5343 | __(mulhd imm0,imm3,imm2) /* imm0 = high 64 bits */ |
---|
5344 | __(b _SPmakes128) |
---|
5345 | __else |
---|
5346 | __(mullwo. imm3,arg_z,imm2) |
---|
5347 | __(bso 2f) /* SO set if result would overflow a fixnum */ |
---|
5348 | __(mr arg_z,imm3) |
---|
5349 | __(blr) |
---|
5350 | /* Args are fixnums; result can't be */ |
---|
5351 | 2: __(mtxer rzero) |
---|
5352 | __(unbox_fixnum(imm3,arg_z)) |
---|
5353 | __(mullw imm1,imm3,imm2) /* imm1 = low 32 bits */ |
---|
5354 | __(mulhw imm0,imm3,imm2) /* imm0 = high 32 bits */ |
---|
5355 | __(b _SPmakes64) |
---|
5356 | __endif |
---|
5357 | |
---|
5358 | 1: __(jump_builtin(_builtin_times,2)) |
---|
5359 | |
---|
5360 | _spentry(builtin_div) |
---|
5361 | __(jump_builtin(_builtin_div,2)) |
---|
5362 | |
---|
5363 | _spentry(builtin_eq) |
---|
5364 | __(extract_lisptag(imm0,arg_y)) |
---|
5365 | __(extract_lisptag(imm1,arg_z)) |
---|
5366 | __(cmpri(cr0,imm0,tag_fixnum)) |
---|
5367 | __(cmpri(cr1,imm1,tag_fixnum)) |
---|
5368 | __(cmpr(cr2,arg_y,arg_z)) |
---|
5369 | __(bne- cr0,1f) |
---|
5370 | __(bne- cr1,1f) |
---|
5371 | __(li arg_z,nil_value) |
---|
5372 | __(bnelr cr2) |
---|
5373 | __(li arg_z,t_value) |
---|
5374 | __(blr) |
---|
5375 | 1: |
---|
5376 | __(jump_builtin(_builtin_eq,2)) |
---|
5377 | |
---|
5378 | _spentry(builtin_ne) |
---|
5379 | __(extract_lisptag(imm0,arg_y)) |
---|
5380 | __(extract_lisptag(imm1,arg_z)) |
---|
5381 | __(cmpri(cr0,imm0,tag_fixnum)) |
---|
5382 | __(cmpri(cr1,imm1,tag_fixnum)) |
---|
5383 | __(cmpr(cr2,arg_y,arg_z)) |
---|
5384 | __(bne- cr0,1f) |
---|
5385 | __(bne- cr1,1f) |
---|
5386 | __(li arg_z,nil_value) |
---|
5387 | __(beqlr cr2) |
---|
5388 | __(li arg_z,t_value) |
---|
5389 | __(blr) |
---|
5390 | 1: |
---|
5391 | __(jump_builtin(_builtin_ne,2)) |
---|
5392 | |
---|
5393 | _spentry(builtin_gt) |
---|
5394 | __(extract_lisptag(imm0,arg_y)) |
---|
5395 | __(extract_lisptag(imm1,arg_z)) |
---|
5396 | __(cmpri(cr0,imm0,tag_fixnum)) |
---|
5397 | __(cmpri(cr1,imm1,tag_fixnum)) |
---|
5398 | __(cmpr(cr2,arg_y,arg_z)) |
---|
5399 | __(bne- cr0,1f) |
---|
5400 | __(bne- cr1,1f) |
---|
5401 | __(li arg_z,nil_value) |
---|
5402 | __(bnglr cr2) |
---|
5403 | __(li arg_z,t_value) |
---|
5404 | __(blr) |
---|
5405 | 1: |
---|
5406 | __(jump_builtin(_builtin_gt,2)) |
---|
5407 | |
---|
5408 | _spentry(builtin_ge) |
---|
5409 | __(extract_lisptag(imm0,arg_y)) |
---|
5410 | __(extract_lisptag(imm1,arg_z)) |
---|
5411 | __(cmpri(cr0,imm0,tag_fixnum)) |
---|
5412 | __(cmpri(cr1,imm1,tag_fixnum)) |
---|
5413 | __(cmpr(cr2,arg_y,arg_z)) |
---|
5414 | __(bne- cr0,1f) |
---|
5415 | __(bne- cr1,1f) |
---|
5416 | __(li arg_z,nil_value) |
---|
5417 | __(bltlr cr2) |
---|
5418 | __(li arg_z,t_value) |
---|
5419 | __(blr) |
---|
5420 | 1: |
---|
5421 | __(jump_builtin(_builtin_ge,2)) |
---|
5422 | |
---|
5423 | _spentry(builtin_lt) |
---|
5424 | __(extract_lisptag(imm0,arg_y)) |
---|
5425 | __(extract_lisptag(imm1,arg_z)) |
---|
5426 | __(cmpri(cr0,imm0,tag_fixnum)) |
---|
5427 | __(cmpri(cr1,imm1,tag_fixnum)) |
---|
5428 | __(cmpr(cr2,arg_y,arg_z)) |
---|
5429 | __(bne- cr0,1f) |
---|
5430 | __(bne- cr1,1f) |
---|
5431 | __(li arg_z,nil_value) |
---|
5432 | __(bnllr cr2) |
---|
5433 | __(li arg_z,t_value) |
---|
5434 | __(blr) |
---|
5435 | 1: |
---|
5436 | __(jump_builtin(_builtin_lt,2)) |
---|
5437 | |
---|
5438 | _spentry(builtin_le) |
---|
5439 | __(extract_lisptag(imm0,arg_y)) |
---|
5440 | __(extract_lisptag(imm1,arg_z)) |
---|
5441 | __(cmpri(cr0,imm0,tag_fixnum)) |
---|
5442 | __(cmpri(cr1,imm1,tag_fixnum)) |
---|
5443 | __(cmpr(cr2,arg_y,arg_z)) |
---|
5444 | __(bne- cr0,1f) |
---|
5445 | __(bne- cr1,1f) |
---|
5446 | __(li arg_z,nil_value) |
---|
5447 | __(bgtlr cr2) |
---|
5448 | __(li arg_z,t_value) |
---|
5449 | __(blr) |
---|
5450 | 1: |
---|
5451 | __(jump_builtin(_builtin_le,2)) |
---|
5452 | |
---|
5453 | |
---|
5454 | _spentry(builtin_eql) |
---|
5455 | __(cmpr(cr1,arg_y,arg_z)) |
---|
5456 | __(extract_fulltag(imm2,arg_y)) |
---|
5457 | __(extract_fulltag(imm3,arg_z)) |
---|
5458 | __(beq cr1,1f) |
---|
5459 | __(cmpri(cr1,imm2,fulltag_misc)) |
---|
5460 | __(cmpri(cr0,imm3,fulltag_misc)) |
---|
5461 | __(bne cr1,2f) |
---|
5462 | __(extract_subtag(imm0,arg_y)) |
---|
5463 | __(bne cr0,2f) |
---|
5464 | __(extract_subtag(imm1,arg_z)) |
---|
5465 | __(cmpr(cr0,imm0,imm1)) |
---|
5466 | __(bne cr0,2f) |
---|
5467 | __(jump_builtin(_builtin_eql,2)) |
---|
5468 | 1: __(li arg_z,t_value) |
---|
5469 | __(blr) |
---|
5470 | 2: __(li arg_z,nil_value) |
---|
5471 | __(blr) |
---|
5472 | |
---|
5473 | _spentry(builtin_length) |
---|
5474 | __(cmpri(cr1,arg_z,nil_value)) |
---|
5475 | __(extract_typecode(imm0,arg_z)) |
---|
5476 | __(cmpri(cr0,imm0,min_vector_subtag)) |
---|
5477 | __(beq cr1,1f) |
---|
5478 | __ifdef([PPC64]) |
---|
5479 | __(cmpdi cr2,imm0,fulltag_cons) |
---|
5480 | __else |
---|
5481 | __(cmpwi cr2,imm0,tag_list) |
---|
5482 | __endif |
---|
5483 | __(beq- cr0,2f) |
---|
5484 | __(blt- cr0,3f) |
---|
5485 | /* (simple-array * (*)) */ |
---|
5486 | __(vector_length(arg_z,arg_z,imm0)) |
---|
5487 | __(blr) |
---|
5488 | 1: __(li arg_z,0) |
---|
5489 | __(blr) |
---|
5490 | 2: |
---|
5491 | __(ldr(arg_z,vectorH.logsize(arg_z))) |
---|
5492 | __(blr) |
---|
5493 | 3: __(bne cr2,8f) |
---|
5494 | __(li temp2,-1<<fixnum_shift) |
---|
5495 | __(mr temp0,arg_z) /* fast pointer */ |
---|
5496 | __(mr temp1,arg_z) /* slow pointer */ |
---|
5497 | __ifdef([PPC64]) |
---|
5498 | 4: __(extract_fulltag(imm0,temp0)) |
---|
5499 | __(cmpdi cr7,temp0,nil_value) |
---|
5500 | __(cmpdi cr1,imm0,fulltag_cons) |
---|
5501 | __(addi temp2,temp2,fixnum_one) |
---|
5502 | __(beq cr7,9f) |
---|
5503 | __(andi. imm0,temp2,1<<fixnum_shift) |
---|
5504 | __(bne cr1,8f) |
---|
5505 | __(extract_fulltag(imm1,temp1)) |
---|
5506 | __(_cdr(temp0,temp0)) |
---|
5507 | __(cmpdi cr1,imm1,fulltag_cons) |
---|
5508 | __(beq cr0,4b) |
---|
5509 | __(bne cr1,8f) |
---|
5510 | __(_cdr(temp1,temp1)) |
---|
5511 | __(cmpd cr0,temp0,temp1) |
---|
5512 | __(bne cr0,4b) |
---|
5513 | __else |
---|
5514 | 4: __(extract_lisptag(imm0,temp0)) |
---|
5515 | __(cmpri(cr7,temp0,nil_value)) |
---|
5516 | __(cmpri(cr1,imm0,tag_list)) |
---|
5517 | __(addi temp2,temp2,fixnum_one) |
---|
5518 | __(beq cr7,9f) |
---|
5519 | __(andi. imm0,temp2,1<<fixnum_shift) |
---|
5520 | __(bne cr1,8f) |
---|
5521 | __(extract_lisptag(imm1,temp1)) |
---|
5522 | __(_cdr(temp0,temp0)) |
---|
5523 | __(cmpri(cr1,imm1,tag_list)) |
---|
5524 | __(beq cr0,4b) |
---|
5525 | __(bne cr1,8f) |
---|
5526 | __(_cdr(temp1,temp1)) |
---|
5527 | __(cmpr(cr0,temp0,temp1)) |
---|
5528 | __(bne cr0,4b) |
---|
5529 | __endif |
---|
5530 | 8: |
---|
5531 | __(jump_builtin(_builtin_length,1)) |
---|
5532 | 9: |
---|
5533 | __(mr arg_z,temp2) |
---|
5534 | __(blr) |
---|
5535 | |
---|
5536 | _spentry(builtin_seqtype) |
---|
5537 | __ifdef([PPC64]) |
---|
5538 | __(cmpdi cr2,arg_z,nil_value) |
---|
5539 | __(extract_typecode(imm0,arg_z)) |
---|
5540 | __(beq cr2,1f) |
---|
5541 | __(cmpri(cr0,imm0,fulltag_cons)) |
---|
5542 | __else |
---|
5543 | __(extract_typecode(imm0,arg_z)) |
---|
5544 | __(cmpri(cr0,imm0,tag_list)) |
---|
5545 | __endif |
---|
5546 | __(cmpri(cr1,imm0,min_vector_subtag)) |
---|
5547 | __(beq cr0,1f) |
---|
5548 | __(blt- cr1,2f) |
---|
5549 | __(li arg_z,nil_value) |
---|
5550 | __(blr) |
---|
5551 | 1: __(li arg_z,t_value) |
---|
5552 | __(blr) |
---|
5553 | 2: |
---|
5554 | __(jump_builtin(_builtin_seqtype,1)) |
---|
5555 | |
---|
5556 | _spentry(builtin_assq) |
---|
5557 | __(cmpri(arg_z,nil_value)) |
---|
5558 | __(beqlr) |
---|
5559 | 1: __(trap_unless_list(arg_z,imm0)) |
---|
5560 | __(_car(arg_x,arg_z)) |
---|
5561 | __(_cdr(arg_z,arg_z)) |
---|
5562 | __(cmpri(cr2,arg_x,nil_value)) |
---|
5563 | __(cmpri(cr1,arg_z,nil_value)) |
---|
5564 | __(beq cr2,2f) |
---|
5565 | __(trap_unless_list(arg_x,imm0)) |
---|
5566 | __(_car(temp0,arg_x)) |
---|
5567 | __(cmpr(temp0,arg_y)) |
---|
5568 | __(bne cr0,2f) |
---|
5569 | __(mr arg_z,arg_x) |
---|
5570 | __(blr) |
---|
5571 | 2: __(bne cr1,1b) |
---|
5572 | __(blr) |
---|
5573 | |
---|
5574 | _spentry(builtin_memq) |
---|
5575 | __(cmpri(cr1,arg_z,nil_value)) |
---|
5576 | __(b 2f) |
---|
5577 | 1: __(trap_unless_list(arg_z,imm0)) |
---|
5578 | __(_car(arg_x,arg_z)) |
---|
5579 | __(_cdr(temp0,arg_z)) |
---|
5580 | __(cmpr(arg_x,arg_y)) |
---|
5581 | __(cmpri(cr1,temp0,nil_value)) |
---|
5582 | __(beqlr) |
---|
5583 | __(mr arg_z,temp0) |
---|
5584 | 2: __(bne cr1,1b) |
---|
5585 | __(blr) |
---|
5586 | |
---|
5587 | __ifdef([PPC64]) |
---|
5588 | logbitp_max_bit = 61 |
---|
5589 | __else |
---|
5590 | logbitp_max_bit = 30 |
---|
5591 | __endif |
---|
5592 | |
---|
5593 | _spentry(builtin_logbitp) |
---|
5594 | /* Call out unless both fixnums,0 <= arg_y < logbitp_max_bit */ |
---|
5595 | __(cmplri(cr2,arg_y,logbitp_max_bit<<fixnum_shift)) |
---|
5596 | __(extract_lisptag(imm0,arg_y)) |
---|
5597 | __(extract_lisptag(imm1,arg_z)) |
---|
5598 | __(cmpri(cr0,imm0,tag_fixnum)) |
---|
5599 | __(cmpri(cr1,imm1,tag_fixnum)) |
---|
5600 | __(unbox_fixnum(imm0,arg_y)) |
---|
5601 | __(subfic imm0,imm0,logbitp_max_bit) |
---|
5602 | __ifdef([PPC64]) |
---|
5603 | __(rldcl imm0,arg_z,imm0,63) |
---|
5604 | __(mulli imm0,imm0,t_offset) |
---|
5605 | __else |
---|
5606 | __(rlwnm imm0,arg_z,imm0,31,31) |
---|
5607 | __(rlwimi imm0,imm0,4,27,27) |
---|
5608 | __endif |
---|
5609 | __(bnl cr2,1f) |
---|
5610 | __(bne cr0,1f) |
---|
5611 | __(bne cr1,1f) |
---|
5612 | __(addi arg_z,imm0,nil_value) |
---|
5613 | __(blr) |
---|
5614 | 1: |
---|
5615 | __(jump_builtin(_builtin_logbitp,2)) |
---|
5616 | |
---|
5617 | _spentry(builtin_logior) |
---|
5618 | __(extract_lisptag(imm0,arg_y)) |
---|
5619 | __(extract_lisptag(imm1,arg_z)) |
---|
5620 | __(cmpri(cr0,imm0,tag_fixnum)) |
---|
5621 | __(cmpri(cr1,imm1,tag_fixnum)) |
---|
5622 | __(bne- cr0,1f) |
---|
5623 | __(bne- cr1,1f) |
---|
5624 | __(or arg_z,arg_y,arg_z) |
---|
5625 | __(blr) |
---|
5626 | 1: |
---|
5627 | __(jump_builtin(_builtin_logior,2)) |
---|
5628 | |
---|
5629 | _spentry(builtin_logand) |
---|
5630 | __(extract_lisptag(imm0,arg_y)) |
---|
5631 | __(extract_lisptag(imm1,arg_z)) |
---|
5632 | __(cmpri(cr0,imm0,tag_fixnum)) |
---|
5633 | __(cmpri(cr1,imm1,tag_fixnum)) |
---|
5634 | __(bne- cr0,1f) |
---|
5635 | __(bne- cr1,1f) |
---|
5636 | __(and arg_z,arg_y,arg_z) |
---|
5637 | __(blr) |
---|
5638 | 1: |
---|
5639 | __(jump_builtin(_builtin_logand,2)) |
---|
5640 | |
---|
5641 | _spentry(builtin_ash) |
---|
5642 | __ifdef([PPC64]) |
---|
5643 | __(cmpdi cr1,arg_z,0) |
---|
5644 | __(extract_lisptag(imm0,arg_y)) |
---|
5645 | __(extract_lisptag(imm1,arg_z)) |
---|
5646 | __(cmpdi cr0,imm0,tag_fixnum) |
---|
5647 | __(cmpdi cr3,imm1,tag_fixnum) |
---|
5648 | __(cmpdi cr2,arg_z,-(63<<3)) /* !! 3 = fixnumshift */ |
---|
5649 | __(bne- cr0,9f) |
---|
5650 | __(bne- cr3,9f) |
---|
5651 | __(bne cr1,0f) |
---|
5652 | __(mr arg_z,arg_y) /* (ash n 0) => n */ |
---|
5653 | __(blr) |
---|
5654 | 0: |
---|
5655 | __(unbox_fixnum(imm1,arg_y)) |
---|
5656 | __(unbox_fixnum(imm0,arg_z)) |
---|
5657 | __(bgt cr1,2f) |
---|
5658 | /* (ash n -count) => fixnum */ |
---|
5659 | __(neg imm2,imm0) |
---|
5660 | __(bgt cr2,1f) |
---|
5661 | __(li imm2,63) |
---|
5662 | 1: |
---|
5663 | __(srad imm0,imm1,imm2) |
---|
5664 | __(box_fixnum(arg_z,imm0)) |
---|
5665 | __(blr) |
---|
5666 | /* Integer-length of arg_y/imm1 to imm2 */ |
---|
5667 | 2: |
---|
5668 | __(cntlzd. imm2,imm1) |
---|
5669 | __(bne 3f) /* cr0[eq] set if negative */ |
---|
5670 | __(not imm2,imm1) |
---|
5671 | __(cntlzd imm2,imm2) |
---|
5672 | 3: |
---|
5673 | __(subfic imm2,imm2,64) |
---|
5674 | __(add imm2,imm2,imm0) /* imm2 <- integer-length(imm1) + count */ |
---|
5675 | __(cmpdi cr1,imm2,63-fixnumshift) |
---|
5676 | __(cmpdi cr2,imm0,64) |
---|
5677 | __(sld imm2,imm1,imm0) |
---|
5678 | __(bgt cr1,6f) |
---|
5679 | __(box_fixnum(arg_z,imm2)) |
---|
5680 | __(blr) |
---|
5681 | 6: |
---|
5682 | __(bgt cr2,9f) |
---|
5683 | __(bne cr2,7f) |
---|
5684 | /* Shift left by 64 bits exactly */ |
---|
5685 | __(mr imm0,imm1) |
---|
5686 | __(li imm1,0) |
---|
5687 | __(beq _SPmakes128) |
---|
5688 | __(b _SPmakeu128) |
---|
5689 | 7: |
---|
5690 | /* Shift left by fewer than 64 bits, result not a fixnum */ |
---|
5691 | __(subfic imm0,imm0,64) |
---|
5692 | __(beq 8f) |
---|
5693 | __(srd imm0,imm1,imm0) |
---|
5694 | __(mr imm1,imm2) |
---|
5695 | __(b _SPmakeu128) |
---|
5696 | 8: |
---|
5697 | __(srad imm0,imm1,imm0) |
---|
5698 | __(mr imm1,imm2) |
---|
5699 | __(b _SPmakes128) |
---|
5700 | __else |
---|
5701 | __(cmpri(cr1,arg_z,0)) |
---|
5702 | __(extract_lisptag(imm0,arg_y)) |
---|
5703 | __(extract_lisptag(imm1,arg_z)) |
---|
5704 | __(cmpri(cr0,imm0,tag_fixnum)) |
---|
5705 | __(cmpri(cr3,imm1,tag_fixnum)) |
---|
5706 | __(cmpri(cr2,arg_z,-(29<<2))) /* !! 2 = fixnumshift */ |
---|
5707 | __(bne- cr0,9f) |
---|
5708 | __(bne- cr3,9f) |
---|
5709 | __(bne cr1,0f) |
---|
5710 | __(mr arg_z,arg_y) /* (ash n 0) => n */ |
---|
5711 | __(blr) |
---|
5712 | 0: |
---|
5713 | __(unbox_fixnum(imm1,arg_y)) |
---|
5714 | __(unbox_fixnum(imm0,arg_z)) |
---|
5715 | __(bgt cr1,2f) |
---|
5716 | /* (ash n -count) => fixnum */ |
---|
5717 | __(neg imm2,imm0) |
---|
5718 | __(bgt cr2,1f) |
---|
5719 | __(li imm2,31) |
---|
5720 | 1: |
---|
5721 | __(sraw imm0,imm1,imm2) |
---|
5722 | __(box_fixnum(arg_z,imm0)) |
---|
5723 | __(blr) |
---|
5724 | /* Integer-length of arg_y/imm1 to imm2 */ |
---|
5725 | 2: |
---|
5726 | __(cntlzw. imm2,imm1) |
---|
5727 | __(bne 3f) /* cr0[eq] set if negative */ |
---|
5728 | __(not imm2,imm1) |
---|
5729 | __(cntlzw imm2,imm2) |
---|
5730 | 3: |
---|
5731 | __(subfic imm2,imm2,32) |
---|
5732 | __(add imm2,imm2,imm0) /* imm2 <- integer-length(imm1) + count */ |
---|
5733 | __(cmpri(cr1,imm2,31-fixnumshift)) |
---|
5734 | __(cmpri(cr2,imm0,32)) |
---|
5735 | __(slw imm2,imm1,imm0) |
---|
5736 | __(bgt cr1,6f) |
---|
5737 | __(box_fixnum(arg_z,imm2)) |
---|
5738 | __(blr) |
---|
5739 | 6: |
---|
5740 | __(bgt cr2,9f) |
---|
5741 | __(bne cr2,7f) |
---|
5742 | /* Shift left by 32 bits exactly */ |
---|
5743 | __(mr imm0,imm1) |
---|
5744 | __(li imm1,0) |
---|
5745 | __(beq _SPmakes64) |
---|
5746 | __(b _SPmakeu64) |
---|
5747 | 7: |
---|
5748 | /* Shift left by fewer than 32 bits, result not a fixnum */ |
---|
5749 | __(subfic imm0,imm0,32) |
---|
5750 | __(beq 8f) |
---|
5751 | __(srw imm0,imm1,imm0) |
---|
5752 | __(mr imm1,imm2) |
---|
5753 | __(b _SPmakeu64) |
---|
5754 | 8: |
---|
5755 | __(sraw imm0,imm1,imm0) |
---|
5756 | __(mr imm1,imm2) |
---|
5757 | __(b _SPmakes64) |
---|
5758 | __endif |
---|
5759 | 9: |
---|
5760 | __(jump_builtin(_builtin_ash,2)) |
---|
5761 | |
---|
5762 | _spentry(builtin_negate) |
---|
5763 | __(extract_lisptag_(imm0,arg_z)) |
---|
5764 | __(bne- cr0,1f) |
---|
5765 | __(nego. arg_z,arg_z) |
---|
5766 | __(bnslr+) |
---|
5767 | __(mtxer rzero) |
---|
5768 | __(unbox_fixnum(imm1,arg_z)) |
---|
5769 | __ifdef([PPC64]) |
---|
5770 | __(li imm0,two_digit_bignum_header) |
---|
5771 | __(rotldi imm1,imm1,32) |
---|
5772 | __(xoris imm1,imm1,0xe000) |
---|
5773 | __(Misc_Alloc_Fixed(arg_z,imm0,aligned_bignum_size(2))) |
---|
5774 | __(str(imm1,misc_data_offset(arg_z))) |
---|
5775 | __else |
---|
5776 | __(li imm0,one_digit_bignum_header) |
---|
5777 | __(xoris imm1,imm1,0xc000) |
---|
5778 | __(Misc_Alloc_Fixed(arg_z,imm0,aligned_bignum_size(1))) |
---|
5779 | __(str(imm1,misc_data_offset(arg_z))) |
---|
5780 | __endif |
---|
5781 | __(blr) |
---|
5782 | 1: |
---|
5783 | __(jump_builtin(_builtin_negate,1)) |
---|
5784 | |
---|
5785 | _spentry(builtin_logxor) |
---|
5786 | __(extract_lisptag(imm0,arg_y)) |
---|
5787 | __(extract_lisptag(imm1,arg_z)) |
---|
5788 | __(cmpri(cr0,imm0,tag_fixnum)) |
---|
5789 | __(cmpri(cr1,imm1,tag_fixnum)) |
---|
5790 | __(bne- cr0,1f) |
---|
5791 | __(bne- cr1,1f) |
---|
5792 | __(xor arg_z,arg_y,arg_z) |
---|
5793 | __(blr) |
---|
5794 | 1: |
---|
5795 | __(jump_builtin(_builtin_logxor,2)) |
---|
5796 | |
---|
5797 | |
---|
5798 | |
---|
5799 | |
---|
5800 | _spentry(builtin_aset1) |
---|
5801 | __(extract_typecode(imm0,arg_x)) |
---|
5802 | __(cmpri(cr0,imm0,min_vector_subtag)) |
---|
5803 | __(box_fixnum(temp0,imm0)) |
---|
5804 | __(bgt cr0,1f) |
---|
5805 | __(jump_builtin(_builtin_aset1,3)) |
---|
5806 | 1: |
---|
5807 | __(b _SPsubtag_misc_set) |
---|
5808 | |
---|
5809 | /* Enter the debugger */ |
---|
5810 | _spentry(breakpoint) |
---|
5811 | __(li r3,0) |
---|
5812 | __(tw 28,sp,sp) /* 28 = lt|gt|eq (assembler bug for the latter) */ |
---|
5813 | __(blr) /* if handler didn't */ |
---|
5814 | |
---|
5815 | /* */ |
---|
5816 | /* We're entered with an eabi_c_frame on the C stack. There's a */ |
---|
5817 | /* lisp_frame reserved underneath it; we'll link it in in a minute. */ |
---|
5818 | /* Load the outgoing GPR arguments from eabi_c_frame.param[0-7], */ |
---|
5819 | /* then shrink the eabi_c_frame. */ |
---|
5820 | /* */ |
---|
5821 | |
---|
5822 | _spentry(eabi_ff_call) |
---|
5823 | __(mflr loc_pc) |
---|
5824 | __(str(sp,eabi_c_frame.savelr(sp))) |
---|
5825 | __(vpush_saveregs()) /* Now we can use save0-save7 to point to stacks */ |
---|
5826 | __(mr save0,rcontext) /* or address globals. */ |
---|
5827 | __(extract_typecode(imm0,arg_z)) |
---|
5828 | __(cmpri(imm0,subtag_macptr)) |
---|
5829 | __(ldr(save1,0(sp))) /* bottom of reserved lisp frame */ |
---|
5830 | __(la save2,-lisp_frame.size(save1)) /* top of lisp frame */ |
---|
5831 | __(zero_doublewords save2,0,lisp_frame.size) |
---|
5832 | __(str(save1,lisp_frame.backlink(save2))) |
---|
5833 | __(str(save2,c_frame.backlink(sp))) |
---|
5834 | __(str(fn,lisp_frame.savefn(save2))) |
---|
5835 | __(str(loc_pc,lisp_frame.savelr(save2))) |
---|
5836 | __(str(vsp,lisp_frame.savevsp(save2))) |
---|
5837 | __(bne 1f) |
---|
5838 | __(ldr(arg_z,macptr.address(arg_z))) |
---|
5839 | 1: |
---|
5840 | __(ldr(save3,tcr.cs_area(rcontext))) |
---|
5841 | __(str(save2,area.active(save3))) |
---|
5842 | __(str(allocptr,tcr.save_allocptr(rcontext))) |
---|
5843 | __(str(allocbase,tcr.save_allocbase(rcontext))) |
---|
5844 | __(str(tsp,tcr.save_tsp(rcontext))) |
---|
5845 | __(str(vsp,tcr.save_vsp(rcontext))) |
---|
5846 | __(mtctr arg_z) |
---|
5847 | __(str(rzero,tcr.ffi_exception(rcontext))) |
---|
5848 | __(mffs f0) |
---|
5849 | __(stfd f0,tcr.lisp_fpscr(rcontext)) /* remember lisp's fpscr */ |
---|
5850 | __(mtfsf 0xff,fp_zero) /* zero foreign fpscr */ |
---|
5851 | __(li imm1,TCR_STATE_FOREIGN) |
---|
5852 | __(str(imm1,tcr.valence(rcontext))) |
---|
5853 | __(ldr(r2,tcr.native_thread_info(rcontext))) |
---|
5854 | __(ldr(r13,lisp_globals.saveR13(0))) |
---|
5855 | __(ldr(r3,eabi_c_frame.param0(sp))) |
---|
5856 | __(ldr(r4,eabi_c_frame.param1(sp))) |
---|
5857 | __(ldr(r5,eabi_c_frame.param2(sp))) |
---|
5858 | __(ldr(r6,eabi_c_frame.param3(sp))) |
---|
5859 | __(ldr(r7,eabi_c_frame.param4(sp))) |
---|
5860 | __(ldr(r8,eabi_c_frame.param5(sp))) |
---|
5861 | __(ldr(r9,eabi_c_frame.param6(sp))) |
---|
5862 | __(ldr(r10,eabi_c_frame.param7(sp))) |
---|
5863 | __(la save1,eabi_c_frame.minsiz-eabi_c_frame.param0(sp)) |
---|
5864 | __(str(rzero,eabi_c_frame.savelr(save1))) |
---|
5865 | __(str(save2,eabi_c_frame.backlink(save1))) |
---|
5866 | __(mr sp,save1) |
---|
5867 | /* If we're calling a varargs C function, it'll want to */ |
---|
5868 | /* know whether or not we've passed any args in FP regs. */ |
---|
5869 | /* Better to say that we did (and force callee to save FP */ |
---|
5870 | /* arg regs on entry) than to say that we didn't and get */ |
---|
5871 | /* garbage results */ |
---|
5872 | __(crset 6) |
---|
5873 | __(bctrl) |
---|
5874 | /* C should have preserved save0 (= rcontext) for us. */ |
---|
5875 | __(ldr(sp,0(sp))) |
---|
5876 | __(mr imm2,save0) |
---|
5877 | __(ldr(vsp,lisp_frame.savevsp(sp))) |
---|
5878 | __(li rzero,0) |
---|
5879 | __(mr loc_pc,rzero) |
---|
5880 | __(li arg_x,nil_value) |
---|
5881 | __(li arg_y,nil_value) |
---|
5882 | __(li arg_z,nil_value) |
---|
5883 | __(li temp0,nil_value) |
---|
5884 | __(li temp1,nil_value) |
---|
5885 | __(li temp2,nil_value) |
---|
5886 | __(li temp3,nil_value) |
---|
5887 | __(li fn,nil_value) |
---|
5888 | __(mr rcontext,imm2) |
---|
5889 | __(li imm2,TCR_STATE_LISP) |
---|
5890 | __(ldr(tsp,tcr.save_tsp(rcontext))) |
---|
5891 | __(li save0,0) |
---|
5892 | __(li save1,0) |
---|
5893 | __(li save2,0) |
---|
5894 | __(li save3,0) |
---|
5895 | __(li save4,0) |
---|
5896 | __(li save5,0) |
---|
5897 | __(li save6,0) |
---|
5898 | __(li save7,0) |
---|
5899 | __(li allocptr,-dnode_size) |
---|
5900 | __(li allocbase,-dnode_size) |
---|
5901 | __(str(imm2,tcr.valence(rcontext))) |
---|
5902 | __(vpop_saveregs()) |
---|
5903 | __(ldr(allocptr,tcr.save_allocptr(rcontext))) |
---|
5904 | __(ldr(allocbase,tcr.save_allocbase(rcontext))) |
---|
5905 | __(ldr(loc_pc,lisp_frame.savelr(sp))) |
---|
5906 | __(mtlr loc_pc) |
---|
5907 | __(ldr(fn,lisp_frame.savefn(sp))) |
---|
5908 | __(mffs f0) |
---|
5909 | __(stfd f0,8(sp)) |
---|
5910 | __(lwz imm3,12(sp)) /* imm3 = FPSCR after call */ |
---|
5911 | __(clrrwi imm2,imm3,8) |
---|
5912 | __(discard_lisp_frame()) |
---|
5913 | __(str(imm2,tcr.ffi_exception(rcontext))) |
---|
5914 | __(lfd f0,tcr.lisp_fpscr(rcontext)) |
---|
5915 | __(mtfsf 0xff,f0) |
---|
5916 | __(check_pending_interrupt([cr1])) |
---|
5917 | __(mtxer rzero) |
---|
5918 | __(mtctr rzero) |
---|
5919 | __(blr) |
---|
5920 | |
---|
5921 | /* */ |
---|
5922 | /* This gets called with R11 holding the unboxed callback index. */ |
---|
5923 | /* */ |
---|
5924 | |
---|
5925 | _spentry(eabi_callback) |
---|
5926 | /* First, we extend the C frame so that it has room for */ |
---|
5927 | /* incoming arg regs. */ |
---|
5928 | __(ldr(r0,eabi_c_frame.backlink(sp))) |
---|
5929 | __(stru(r0,eabi_c_frame.param0-varargs_eabi_c_frame.incoming_stack_args(sp))) |
---|
5930 | __(mflr r0) |
---|
5931 | __(str(r0,varargs_eabi_c_frame.savelr(sp))) |
---|
5932 | __(str(r3,varargs_eabi_c_frame.gp_save+(0*4)(sp))) |
---|
5933 | __(str(r4,varargs_eabi_c_frame.gp_save+(1*4)(sp))) |
---|
5934 | __(str(r5,varargs_eabi_c_frame.gp_save+(2*4)(sp))) |
---|
5935 | __(str(r6,varargs_eabi_c_frame.gp_save+(3*4)(sp))) |
---|
5936 | __(str(r7,varargs_eabi_c_frame.gp_save+(4*4)(sp))) |
---|
5937 | __(str(r8,varargs_eabi_c_frame.gp_save+(5*4)(sp))) |
---|
5938 | __(str(r9,varargs_eabi_c_frame.gp_save+(6*4)(sp))) |
---|
5939 | __(str(r10,varargs_eabi_c_frame.gp_save+(7*4)(sp))) |
---|
5940 | /* Could check the appropriate CR bit and skip saving FP regs here */ |
---|
5941 | __(stfd f1,varargs_eabi_c_frame.fp_save+(0*8)(sp)) |
---|
5942 | __(stfd f2,varargs_eabi_c_frame.fp_save+(1*8)(sp)) |
---|
5943 | __(stfd f3,varargs_eabi_c_frame.fp_save+(2*8)(sp)) |
---|
5944 | __(stfd f4,varargs_eabi_c_frame.fp_save+(3*8)(sp)) |
---|
5945 | __(stfd f5,varargs_eabi_c_frame.fp_save+(4*8)(sp)) |
---|
5946 | __(stfd f6,varargs_eabi_c_frame.fp_save+(5*8)(sp)) |
---|
5947 | __(stfd f7,varargs_eabi_c_frame.fp_save+(6*8)(sp)) |
---|
5948 | __(stfd f8,varargs_eabi_c_frame.fp_save+(7*8)(sp)) |
---|
5949 | __(la r0,varargs_eabi_c_frame.incoming_stack_args(sp)) |
---|
5950 | __(str(r0,varargs_eabi_c_frame.overflow_arg_area(sp))) |
---|
5951 | __(la r0,varargs_eabi_c_frame.regsave(sp)) |
---|
5952 | __(str(r0,varargs_eabi_c_frame.reg_save_area(sp))) |
---|
5953 | __(li r0,0) |
---|
5954 | __(str(r0,varargs_eabi_c_frame.flags(sp))) |
---|
5955 | |
---|
5956 | /* Save the non-volatile registers on the sp stack */ |
---|
5957 | /* This is a non-standard stack frame, but noone will ever see it, */ |
---|
5958 | /* so it doesn't matter. It will look like more of the stack frame pushed below. */ |
---|
5959 | __(stru(sp,-(c_reg_save.size)(sp))) |
---|
5960 | __(str(r13,c_reg_save.save_gprs+(0*node_size)(sp))) |
---|
5961 | __(str(r14,c_reg_save.save_gprs+(1*node_size)(sp))) |
---|
5962 | __(str(r15,c_reg_save.save_gprs+(2*node_size)(sp))) |
---|
5963 | __(str(r16,c_reg_save.save_gprs+(3*node_size)(sp))) |
---|
5964 | __(str(r17,c_reg_save.save_gprs+(4*node_size)(sp))) |
---|
5965 | __(str(r18,c_reg_save.save_gprs+(5*node_size)(sp))) |
---|
5966 | __(str(r19,c_reg_save.save_gprs+(6*node_size)(sp))) |
---|
5967 | __(str(r20,c_reg_save.save_gprs+(7*node_size)(sp))) |
---|
5968 | __(str(r21,c_reg_save.save_gprs+(8*node_size)(sp))) |
---|
5969 | __(str(r22,c_reg_save.save_gprs+(9*node_size)(sp))) |
---|
5970 | __(str(r23,c_reg_save.save_gprs+(10*node_size)(sp))) |
---|
5971 | __(str(r24,c_reg_save.save_gprs+(11*node_size)(sp))) |
---|
5972 | __(str(r25,c_reg_save.save_gprs+(12*node_size)(sp))) |
---|
5973 | __(str(r26,c_reg_save.save_gprs+(13*node_size)(sp))) |
---|
5974 | __(str(r27,c_reg_save.save_gprs+(14*node_size)(sp))) |
---|
5975 | __(str(r28,c_reg_save.save_gprs+(15*node_size)(sp))) |
---|
5976 | __(str(r29,c_reg_save.save_gprs+(16*node_size)(sp))) |
---|
5977 | __(str(r30,c_reg_save.save_gprs+(17*node_size)(sp))) |
---|
5978 | __(str(r31,c_reg_save.save_gprs+(18*node_size)(sp))) |
---|
5979 | __(mffs f0) |
---|
5980 | __(stfd f0,c_reg_save.save_fp_zero(sp)) |
---|
5981 | __(ldr(r31,c_reg_save.save_fp_zero+4(sp))) /* recover FPSCR image */ |
---|
5982 | __(str(r31,c_reg_save.save_fpscr(sp))) |
---|
5983 | __(lwi(r30,0x43300000)) |
---|
5984 | __(lwi(r31,0x80000000)) |
---|
5985 | __(str(r30,c_reg_save.save_fp_zero(sp))) |
---|
5986 | __(str(r31,c_reg_save.save_fp_zero+4(sp))) |
---|
5987 | __(stfd fp_s32conv,c_reg_save.save_fps32conv(sp)) |
---|
5988 | __(lfd fp_s32conv,c_reg_save.save_fp_zero(sp)) |
---|
5989 | __(stfd fp_zero,c_reg_save.save_fp_zero(sp)) |
---|
5990 | __(lfs fp_zero,lisp_globals.short_float_zero(0)) /* ensure that fp_zero contains 0.0 */ |
---|
5991 | |
---|
5992 | |
---|
5993 | /* Restore rest of Lisp context. */ |
---|
5994 | /* Could spread out the memory references here to gain a little speed */ |
---|
5995 | __(li loc_pc,0) |
---|
5996 | __(li fn,0) /* subprim, not a lisp function */ |
---|
5997 | __(li temp3,0) |
---|
5998 | __(li temp2,0) |
---|
5999 | __(li temp1,0) |
---|
6000 | __(li temp0,0) |
---|
6001 | __(li arg_x,0) |
---|
6002 | __(box_fixnum(arg_y,r11)) /* callback-index */ |
---|
6003 | __(la arg_z,c_reg_save.size+varargs_eabi_c_frame.gp_save(sp)) /* parameters (tagged as a fixnum) */ |
---|
6004 | |
---|
6005 | /* Recover lisp thread context. Have to call C code to do so. */ |
---|
6006 | __(ref_global(r12,get_tcr)) |
---|
6007 | __(mtctr r12) |
---|
6008 | __(li r3,1) |
---|
6009 | __(stru(sp,-(stack_align(eabi_c_frame.minsiz))(sp))) |
---|