| 1 | /* Copyright (C) 2010 Clozure Associates */ |
|---|
| 2 | /* This file is part of Clozure CL. */ |
|---|
| 3 | |
|---|
| 4 | /* Clozure CL is licensed under the terms of the Lisp Lesser GNU Public */ |
|---|
| 5 | /* License , known as the LLGPL and distributed with Clozure CL as the */ |
|---|
| 6 | /* file "LICENSE". The LLGPL consists of a preamble and the LGPL, */ |
|---|
| 7 | /* which is distributed with Clozure CL as the file "LGPL". Where these */ |
|---|
| 8 | /* conflict, the preamble takes precedence. */ |
|---|
| 9 | |
|---|
| 10 | /* Clozure CL 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 | .arm |
|---|
| 21 | .syntax unified |
|---|
| 22 | |
|---|
| 23 | local_label(start): |
|---|
| 24 | .set sporg,0 |
|---|
| 25 | define(`_spentry',`ifdef(`__func_name',`_endfn',`') |
|---|
| 26 | .org sporg |
|---|
| 27 | _exportfn(_SP$1) |
|---|
| 28 | .set sporg,sporg+256 |
|---|
| 29 | .line __line__ |
|---|
| 30 | ') |
|---|
| 31 | |
|---|
| 32 | |
|---|
| 33 | define(`_endsubp',` |
|---|
| 34 | _endfn(_SP$1) |
|---|
| 35 | # __line__ |
|---|
| 36 | ') |
|---|
| 37 | |
|---|
| 38 | |
|---|
| 39 | |
|---|
| 40 | |
|---|
| 41 | define(`jump_builtin',` |
|---|
| 42 | ref_nrs_value(fname,builtin_functions) |
|---|
| 43 | set_nargs($2) |
|---|
| 44 | vrefr(fname,fname,$1) |
|---|
| 45 | jump_fname() |
|---|
| 46 | ') |
|---|
| 47 | |
|---|
| 48 | _spentry(builtin_plus) |
|---|
| 49 | __(test_two_fixnums(arg_y,arg_z,imm0)) |
|---|
| 50 | __(bne 1f) |
|---|
| 51 | __(adds arg_z,arg_y,arg_z) |
|---|
| 52 | __(bxvc lr) |
|---|
| 53 | __(b _SPfix_overflow) |
|---|
| 54 | 1: |
|---|
| 55 | __(jump_builtin(_builtin_plus,2)) |
|---|
| 56 | |
|---|
| 57 | _spentry(builtin_minus) |
|---|
| 58 | __(test_two_fixnums(arg_y,arg_z,imm0)) |
|---|
| 59 | __(bne 1f) |
|---|
| 60 | __(subs arg_z,arg_y,arg_z) |
|---|
| 61 | __(bxvc lr) |
|---|
| 62 | __(b _SPfix_overflow) |
|---|
| 63 | 1: |
|---|
| 64 | __(jump_builtin(_builtin_minus,2)) |
|---|
| 65 | |
|---|
| 66 | _spentry(builtin_times) |
|---|
| 67 | __(test_two_fixnums(arg_y,arg_z,imm0)) |
|---|
| 68 | __(bne 1f) |
|---|
| 69 | __(unbox_fixnum(imm2,arg_z)) |
|---|
| 70 | __(smull arg_z,imm1,imm2,arg_y) |
|---|
| 71 | /* Now have a "64-bit fixnum" in imm1(high) and arg_z(low). If */ |
|---|
| 72 | /* imm1 is just a sign extension of arg_z, return arg_z */ |
|---|
| 73 | __(cmp imm1,arg_z,asr #(nbits_in_word-1)) |
|---|
| 74 | __(bxeq lr) |
|---|
| 75 | /* Need to ashift the pair imm1:imm0 right fixnumshift bits */ |
|---|
| 76 | __(mov imm0,imm0,lsr #fixnumshift) |
|---|
| 77 | __(and imm2,imm1,#fixnummask) |
|---|
| 78 | __(orr imm0,imm0,imm2,lsl #(nbits_in_word-fixnumshift)) |
|---|
| 79 | __(unbox_fixnum(imm1,imm1)) |
|---|
| 80 | __(b _SPmakes64) |
|---|
| 81 | |
|---|
| 82 | 1: __(jump_builtin(_builtin_times,2)) |
|---|
| 83 | |
|---|
| 84 | _spentry(builtin_div) |
|---|
| 85 | __(jump_builtin(_builtin_div,2)) |
|---|
| 86 | |
|---|
| 87 | _spentry(builtin_eq) |
|---|
| 88 | __(test_two_fixnums(arg_y,arg_z,imm0)) |
|---|
| 89 | __(bne 1f) |
|---|
| 90 | __(cmp arg_y,arg_z) |
|---|
| 91 | __(mov arg_z,#nil_value) |
|---|
| 92 | __(addeq arg_z,arg_z,#t_offset) |
|---|
| 93 | __(bx lr) |
|---|
| 94 | 1: |
|---|
| 95 | __(jump_builtin(_builtin_eq,2)) |
|---|
| 96 | |
|---|
| 97 | _spentry(builtin_ne) |
|---|
| 98 | __(test_two_fixnums(arg_y,arg_z,imm0)) |
|---|
| 99 | __(bne 1f) |
|---|
| 100 | __(cmp arg_y,arg_z) |
|---|
| 101 | __(mov arg_z,#nil_value) |
|---|
| 102 | __(addne arg_z,arg_z,#t_offset) |
|---|
| 103 | __(bx lr) |
|---|
| 104 | 1: |
|---|
| 105 | __(jump_builtin(_builtin_ne,2)) |
|---|
| 106 | |
|---|
| 107 | _spentry(builtin_gt) |
|---|
| 108 | __(test_two_fixnums(arg_y,arg_z,imm0)) |
|---|
| 109 | __(bne 1f) |
|---|
| 110 | __(cmp arg_y,arg_z) |
|---|
| 111 | __(mov arg_z,#nil_value) |
|---|
| 112 | __(addgt arg_z,arg_z,#t_offset) |
|---|
| 113 | __(bx lr) |
|---|
| 114 | 1: |
|---|
| 115 | __(jump_builtin(_builtin_gt,2)) |
|---|
| 116 | |
|---|
| 117 | _spentry(builtin_ge) |
|---|
| 118 | __(test_two_fixnums(arg_y,arg_z,imm0)) |
|---|
| 119 | __(bne 1f) |
|---|
| 120 | __(cmp arg_y,arg_z) |
|---|
| 121 | __(mov arg_z,#nil_value) |
|---|
| 122 | __(addge arg_z,arg_z,#t_offset) |
|---|
| 123 | __(bx lr) |
|---|
| 124 | 1: |
|---|
| 125 | __(jump_builtin(_builtin_ge,2)) |
|---|
| 126 | |
|---|
| 127 | _spentry(builtin_lt) |
|---|
| 128 | __(test_two_fixnums(arg_y,arg_z,imm0)) |
|---|
| 129 | __(bne 1f) |
|---|
| 130 | __(cmp arg_y,arg_z) |
|---|
| 131 | __(mov arg_z,#nil_value) |
|---|
| 132 | __(addgt arg_z,arg_z,#t_offset) |
|---|
| 133 | __(bx lr) |
|---|
| 134 | 1: |
|---|
| 135 | __(jump_builtin(_builtin_lt,2)) |
|---|
| 136 | |
|---|
| 137 | _spentry(builtin_le) |
|---|
| 138 | __(test_two_fixnums(arg_y,arg_z,imm0)) |
|---|
| 139 | __(bne 1f) |
|---|
| 140 | __(cmp arg_y,arg_z) |
|---|
| 141 | __(mov arg_z,#nil_value) |
|---|
| 142 | __(addle arg_z,arg_z,#t_offset) |
|---|
| 143 | __(bx lr) |
|---|
| 144 | 1: |
|---|
| 145 | __(jump_builtin(_builtin_le,2)) |
|---|
| 146 | |
|---|
| 147 | _spentry(builtin_eql) |
|---|
| 148 | __(cmp arg_y,arg_z) |
|---|
| 149 | __(beq 1f) |
|---|
| 150 | __(extract_fulltag(imm0,arg_y)) |
|---|
| 151 | __(extract_fulltag(imm1,arg_z)) |
|---|
| 152 | __(cmp imm0,imm1) |
|---|
| 153 | __(bne 2f) |
|---|
| 154 | __(cmp imm0,#fulltag_misc) |
|---|
| 155 | __(bne 2f) |
|---|
| 156 | __(jump_builtin(_builtin_eql,2)) |
|---|
| 157 | 1: __(mov arg_z,#nil_value) |
|---|
| 158 | __(add arg_z,arg_z,#t_offset) |
|---|
| 159 | __(bx lr) |
|---|
| 160 | 2: __(mov arg_z,#nil_value) |
|---|
| 161 | __(bx lr) |
|---|
| 162 | |
|---|
| 163 | _spentry(builtin_length) |
|---|
| 164 | __(extract_typecode(imm0,arg_z)) |
|---|
| 165 | __(cmp imm0,#min_vector_subtag) |
|---|
| 166 | __(ldreq arg_z,[arg_z,#vectorH.logsize]) |
|---|
| 167 | __(bxeq lr) |
|---|
| 168 | __(blo 1f) |
|---|
| 169 | __(vector_length(arg_z,arg_z,imm0)) |
|---|
| 170 | __(bx lr) |
|---|
| 171 | 1: __(cmp imm0,#tag_list) |
|---|
| 172 | __(bne 8f) |
|---|
| 173 | __(mov temp2,#-1<<fixnum_shift) |
|---|
| 174 | __(mov temp0,arg_z) /* fast pointer */ |
|---|
| 175 | __(mov temp1,arg_z) /* slow pointer */ |
|---|
| 176 | 2: __(cmp temp0,#nil_value) |
|---|
| 177 | __(add temp2,temp2,#fixnumone) |
|---|
| 178 | __(beq 9f) |
|---|
| 179 | __(extract_lisptag(imm0,temp0)) |
|---|
| 180 | __(cmp imm0,#tag_list) |
|---|
| 181 | __(bne 8f) |
|---|
| 182 | __(_cdr(temp0,temp0)) |
|---|
| 183 | __(tst temp2,#fixnumone) |
|---|
| 184 | __(beq 2b) |
|---|
| 185 | __(_cdr(temp1,temp1)) |
|---|
| 186 | __(cmp temp1,temp0) |
|---|
| 187 | __(bne 2b) |
|---|
| 188 | 8: |
|---|
| 189 | __(jump_builtin(_builtin_length,1)) |
|---|
| 190 | 9: __(mov arg_z,temp2) |
|---|
| 191 | __(bx lr) |
|---|
| 192 | |
|---|
| 193 | _spentry(builtin_seqtype) |
|---|
| 194 | __(extract_typecode(imm0,arg_z)) |
|---|
| 195 | __(cmp imm0,#min_vector_subtag) |
|---|
| 196 | __(movge arg_z,#nil_value) |
|---|
| 197 | __(bxge lr) |
|---|
| 198 | __(cmp imm0,#tag_list) |
|---|
| 199 | __(moveq arg_z,#nil_value) |
|---|
| 200 | __(addeq arg_z,arg_z,#t_offset) |
|---|
| 201 | __(bxeq lr) |
|---|
| 202 | __(jump_builtin(_builtin_seqtype,1)) |
|---|
| 203 | |
|---|
| 204 | /* This is usually inlined these days */ |
|---|
| 205 | _spentry(builtin_assq) |
|---|
| 206 | __(b 2f) |
|---|
| 207 | 1: __(trap_unless_list(arg_z,imm0)) |
|---|
| 208 | __(_car(arg_x,arg_z)) |
|---|
| 209 | __(_cdr(arg_z,arg_z)) |
|---|
| 210 | __(cmp arg_x,#nil_value) |
|---|
| 211 | __(beq 2f) |
|---|
| 212 | __(trap_unless_list(arg_x,imm0)) |
|---|
| 213 | __(_car(temp0,arg_x)) |
|---|
| 214 | __(cmp temp0,arg_y) |
|---|
| 215 | __(bne 2f) |
|---|
| 216 | __(mov arg_z,arg_x) |
|---|
| 217 | __(bx lr) |
|---|
| 218 | 2: __(cmp arg_z,#nil_value) |
|---|
| 219 | __(bne 1b) |
|---|
| 220 | __(bx lr) |
|---|
| 221 | |
|---|
| 222 | _spentry(builtin_memq) |
|---|
| 223 | __(cmp arg_z,nil_value) |
|---|
| 224 | __(b 2f) |
|---|
| 225 | 1: __(trap_unless_list(arg_z,imm0)) |
|---|
| 226 | __(_car(arg_x,arg_z)) |
|---|
| 227 | __(_cdr(temp0,arg_z)) |
|---|
| 228 | __(cmp arg_x,arg_y) |
|---|
| 229 | __(bxeq lr) |
|---|
| 230 | __(cmp temp0,nil_value) |
|---|
| 231 | __(mov arg_z,temp0) |
|---|
| 232 | 2: __(bne 1b) |
|---|
| 233 | __(bx lr) |
|---|
| 234 | |
|---|
| 235 | _spentry(builtin_logbitp) |
|---|
| 236 | /* Call out unless both fixnums,0 <= arg_y < logbitp_max_bit */ |
|---|
| 237 | __(test_two_fixnums(arg_y,arg_z,imm0)) |
|---|
| 238 | __(bne 1f) |
|---|
| 239 | __(uuo_suspend_now(al)) |
|---|
| 240 | __(cmp arg_y,#(nbits_in_word-fixnumshift)<<fixnumshift) |
|---|
| 241 | __(bhs 1f) |
|---|
| 242 | __(unbox_fixnum(imm0,arg_y)) |
|---|
| 243 | __(mov imm1,#fixnum1) |
|---|
| 244 | __(tst arg_z,imm1,lsl imm0) |
|---|
| 245 | __(mov arg_z,#nil_value) |
|---|
| 246 | __(addne arg_z,arg_z,#t_offset) |
|---|
| 247 | __(bx lr) |
|---|
| 248 | 1: |
|---|
| 249 | __(jump_builtin(_builtin_logbitp,2)) |
|---|
| 250 | |
|---|
| 251 | _spentry(builtin_logior) |
|---|
| 252 | __(orr imm0,arg_y,arg_z) |
|---|
| 253 | __(test_fixnum(imm0)) |
|---|
| 254 | __(moveq arg_z,imm0) |
|---|
| 255 | __(bxeq lr) |
|---|
| 256 | __(jump_builtin(_builtin_logior,2)) |
|---|
| 257 | |
|---|
| 258 | _spentry(builtin_logand) |
|---|
| 259 | __(test_two_fixnums(arg_y,arg_z,imm0)) |
|---|
| 260 | __(andeq arg_z,arg_y,arg_z) |
|---|
| 261 | __(bxeq lr) |
|---|
| 262 | __(jump_builtin(_builtin_logand,2)) |
|---|
| 263 | |
|---|
| 264 | _spentry(builtin_ash) |
|---|
| 265 | __(test_two_fixnums(arg_y,arg_z,imm0)) |
|---|
| 266 | __(bne 9f) |
|---|
| 267 | __(cmp arg_z,#0) |
|---|
| 268 | __(bgt 1f) |
|---|
| 269 | __(moveq arg_z,arg_y) |
|---|
| 270 | __(bxeq lr) |
|---|
| 271 | /* Shift right */ |
|---|
| 272 | __(unbox_fixnum(imm2,arg_z)) |
|---|
| 273 | __(rsb imm2,imm2,#0) |
|---|
| 274 | __(cmp imm2,#32) |
|---|
| 275 | __(movge imm2,#31) |
|---|
| 276 | __(mov arg_z,#-fixnumone) |
|---|
| 277 | __(and arg_z,arg_z,arg_y,lsr imm2) |
|---|
| 278 | __(bx lr) |
|---|
| 279 | /* shift left */ |
|---|
| 280 | 1: __(unbox_fixnum(imm0,arg_y)) |
|---|
| 281 | __(unbox_fixnum(imm2,arg_z)) |
|---|
| 282 | __(cmp imm2,#32) |
|---|
| 283 | __(moveq imm1,imm0) |
|---|
| 284 | __(moveq imm0,#0) |
|---|
| 285 | __(beq _SPmakes64) |
|---|
| 286 | __(bgt 9f) |
|---|
| 287 | __(mov imm1,imm1,asl imm2) |
|---|
| 288 | __(rsb imm2,imm2,#32) |
|---|
| 289 | __(orr imm1,imm1,imm0,asr imm2) |
|---|
| 290 | __(unbox_fixnum(imm2,arg_z)) |
|---|
| 291 | __(mov imm0,imm0,asl imm2) |
|---|
| 292 | __(b _SPmake64) |
|---|
| 293 | 9: |
|---|
| 294 | __(jump_builtin(_builtin_ash,2)) |
|---|
| 295 | |
|---|
| 296 | _spentry(builtin_negate) |
|---|
| 297 | __(test_fixnum(arg_z)) |
|---|
| 298 | __(bne 1f) |
|---|
| 299 | __(rsbs arg_z,arg_z,#0) |
|---|
| 300 | __(bxvc lr) |
|---|
| 301 | __(b _SPfix_overflow) |
|---|
| 302 | 1: |
|---|
| 303 | __(jump_builtin(_builtin_negate,1)) |
|---|
| 304 | |
|---|
| 305 | _spentry(builtin_logxor) |
|---|
| 306 | __(test_two_fixnums(arg_y,arg_z,imm0)) |
|---|
| 307 | __(eoreq arg_z,arg_y,arg_z) |
|---|
| 308 | __(bxeq lr) |
|---|
| 309 | __(jump_builtin(_builtin_logxor,2)) |
|---|
| 310 | |
|---|
| 311 | _spentry(builtin_aref1) |
|---|
| 312 | __(extract_typecode(imm0,arg_y)) |
|---|
| 313 | __(cmp imm0,#min_vector_subtag) |
|---|
| 314 | __(box_fixnum(arg_x,imm0)) |
|---|
| 315 | __(bgt _SPsubtag_misc_ref) |
|---|
| 316 | __(jump_builtin(_builtin_aref1,2)) |
|---|
| 317 | |
|---|
| 318 | _spentry(builtin_aset1) |
|---|
| 319 | __(extract_typecode(imm0,arg_x)) |
|---|
| 320 | __(cmp imm0,#min_vector_subtag) |
|---|
| 321 | __(box_fixnum(temp0,imm0)) |
|---|
| 322 | __(bgt _SPsubtag_misc_set) |
|---|
| 323 | __(jump_builtin(_builtin_aset1,3)) |
|---|
| 324 | |
|---|
| 325 | _spentry(jmpsym) |
|---|
| 326 | __(jump_fname()) |
|---|
| 327 | |
|---|
| 328 | _spentry(jmpnfn) |
|---|
| 329 | __(jump_nfn()) |
|---|
| 330 | |
|---|
| 331 | /* Call nfn if it's either a symbol or function */ |
|---|
| 332 | _spentry(funcall) |
|---|
| 333 | __(funcall_nfn()) |
|---|
| 334 | |
|---|
| 335 | /* Subprims for catch, throw, unwind_protect. */ |
|---|
| 336 | |
|---|
| 337 | |
|---|
| 338 | _spentry(mkcatch1v) |
|---|
| 339 | __(mov imm2,#0) |
|---|
| 340 | __(mkcatch()) |
|---|
| 341 | __(bx lr) |
|---|
| 342 | |
|---|
| 343 | _spentry(mkunwind) |
|---|
| 344 | __(mov arg_z,#unbound_marker) |
|---|
| 345 | __(mov imm2,#fixnum_one) |
|---|
| 346 | __(mkcatch()) |
|---|
| 347 | __(bx lr) |
|---|
| 348 | |
|---|
| 349 | _spentry(mkcatchmv) |
|---|
| 350 | __(mov imm2,#fixnum_one) |
|---|
| 351 | __(mkcatch()) |
|---|
| 352 | __(bx lr) |
|---|
| 353 | |
|---|
| 354 | /* This never affects the symbol's vcell */ |
|---|
| 355 | /* Non-null symbol in arg_y, new value in arg_z */ |
|---|
| 356 | _spentry(bind) |
|---|
| 357 | __(ldr imm1,[arg_y,#symbol.binding_index]) |
|---|
| 358 | __(ldr imm0,[rcontext,#tcr.tlb_limit]) |
|---|
| 359 | __(cmp imm0,imm1) |
|---|
| 360 | __(uuo_tlb_too_small(ls,imm1)) |
|---|
| 361 | __(cmp imm1,#0) |
|---|
| 362 | __(ldr imm2,[rcontext,#tcr.tlb_pointer]) |
|---|
| 363 | __(ldr imm0,[rcontext,#tcr.db_link]) |
|---|
| 364 | __(ldr temp1,[imm2,imm0]) |
|---|
| 365 | __(beq 9f) |
|---|
| 366 | __(vpush1(temp1)) |
|---|
| 367 | __(vpush1(imm1)) |
|---|
| 368 | __(vpush1(imm0)) |
|---|
| 369 | __(str arg_z,[imm2,imm1]) |
|---|
| 370 | __(str vsp,[rcontext,#tcr.db_link]) |
|---|
| 371 | __(bx lr) |
|---|
| 372 | 9: |
|---|
| 373 | __(mov arg_z,arg_y) |
|---|
| 374 | __(mov arg_y,#XSYMNOBIND) |
|---|
| 375 | __(set_nargs(2)) |
|---|
| 376 | __(b _SPksignalerr) |
|---|
| 377 | |
|---|
| 378 | _spentry(conslist) |
|---|
| 379 | __(mov arg_z,#nil_value) |
|---|
| 380 | __(cmp nargs,#0) |
|---|
| 381 | __(b 2f) |
|---|
| 382 | 1: |
|---|
| 383 | __(vpop1(arg_y)) |
|---|
| 384 | __(Cons(arg_z,arg_z,arg_z)) |
|---|
| 385 | __(subs nargs,nargs,#fixnum_one) |
|---|
| 386 | 2: |
|---|
| 387 | __(bne 1b) |
|---|
| 388 | __(bx lr) |
|---|
| 389 | |
|---|
| 390 | /* do list*: last arg in arg_z, all others vpushed, nargs set to #args vpushed. */ |
|---|
| 391 | /* Cons, one cons cell at at time. Maybe optimize this later. */ |
|---|
| 392 | |
|---|
| 393 | _spentry(conslist_star) |
|---|
| 394 | __(cmp nargs,#0) |
|---|
| 395 | __(b 2f) |
|---|
| 396 | 1: |
|---|
| 397 | __(vpop1(arg_y)) |
|---|
| 398 | __(Cons(arg_z,arg_y,arg_z)) |
|---|
| 399 | __(subs nargs,nargs,fixnum_one) |
|---|
| 400 | 2: |
|---|
| 401 | __(bne 1b) |
|---|
| 402 | __(bx lr) |
|---|
| 403 | |
|---|
| 404 | _spentry(makes32) |
|---|
| 405 | __(adds imm1,imm0,imm0) |
|---|
| 406 | __(addsvc arg_z,imm1,imm1) |
|---|
| 407 | __(bxvc lr) |
|---|
| 408 | __(movc16(imm1,one_digit_bignum_header)) |
|---|
| 409 | __(Misc_Alloc_Fixed(arg_z,imm1,aligned_bignum_size(1))) |
|---|
| 410 | __(str imm0,[arg_z,#misc_data_offset]) |
|---|
| 411 | __(bx lr) |
|---|
| 412 | |
|---|
| 413 | /* Construct a lisp integer out of the 32-bit unsigned value in imm0 */ |
|---|
| 414 | |
|---|
| 415 | |
|---|
| 416 | _spentry(makeu32) |
|---|
| 417 | __(tst imm0,#0xe0000000) |
|---|
| 418 | __(box_fixnum(arg_z,imm0)) |
|---|
| 419 | __(bxeq lr) |
|---|
| 420 | __(tst imm0,#0x80000000) |
|---|
| 421 | __(bne 2f) |
|---|
| 422 | __(movc16(imm1,one_digit_bignum_header)) |
|---|
| 423 | __(Misc_Alloc_Fixed(arg_z,imm1,aligned_bignum_size(1))) |
|---|
| 424 | __(str imm0,[arg_z,#misc_data_offset]) |
|---|
| 425 | __(bx lr) |
|---|
| 426 | 2: |
|---|
| 427 | __(movc16(imm1,two_digit_bignum_header)) |
|---|
| 428 | __(Misc_Alloc_Fixed(arg_z,imm1,aligned_bignum_size(2))) |
|---|
| 429 | __(str imm0,[arg_z,#misc_data_offset]) |
|---|
| 430 | __(bx lr) |
|---|
| 431 | |
|---|
| 432 | |
|---|
| 433 | /* arg_z has overflowed (by one bit) as the result of an addition or |
|---|
| 434 | subtraction. */ |
|---|
| 435 | /* Make a bignum out of it. */ |
|---|
| 436 | |
|---|
| 437 | _spentry(fix_overflow) |
|---|
| 438 | __(unbox_fixnum(imm0,arg_z)) |
|---|
| 439 | __(eor imm0,imm0,#0xc0000000) |
|---|
| 440 | __(b _SPmakes32) |
|---|
| 441 | |
|---|
| 442 | |
|---|
| 443 | |
|---|
| 444 | /* Construct a lisp integer out of the 64-bit unsigned value in */ |
|---|
| 445 | /* imm0 (low 32 bits) and imm1 (high 32 bits) */ |
|---|
| 446 | |
|---|
| 447 | _spentry(makeu64) |
|---|
| 448 | __(cmp imm1,#0) |
|---|
| 449 | __(beq _SPmakeu32) |
|---|
| 450 | __(blt 3f) |
|---|
| 451 | __(movc16(imm2,two_digit_bignum_header)) |
|---|
| 452 | __(Misc_Alloc_Fixed(arg_z,imm2,aligned_bignum_size(2))) |
|---|
| 453 | __(str imm0,[arg_z,#misc_data_offset]) |
|---|
| 454 | __(str imm1,[arg_z,#misc_data_offset+4]) |
|---|
| 455 | __(bx lr) |
|---|
| 456 | 3: |
|---|
| 457 | __(movc16(imm2,three_digit_bignum_header)) |
|---|
| 458 | __(Misc_Alloc_Fixed(arg_z,imm2,aligned_bignum_size(3))) |
|---|
| 459 | __(str imm0,[arg_z,#misc_data_offset]) |
|---|
| 460 | __(str imm1,[arg_z,#misc_data_offset+4]) |
|---|
| 461 | __(bx lr) |
|---|
| 462 | |
|---|
| 463 | /* Construct a lisp integer out of the 64-bit signed value in */ |
|---|
| 464 | /* imm0 (low 32 bits) and imm1 (high 32 bits). */ |
|---|
| 465 | _spentry(makes64) |
|---|
| 466 | __(cmp imm1,imm0,asr #31) /* is imm1 sign extension of imm0 ? */ |
|---|
| 467 | __(beq _SPmakes32) /* forget imm1 if so */ |
|---|
| 468 | __(movc16(imm2,two_digit_bignum_header)) |
|---|
| 469 | __(Misc_Alloc_Fixed(arg_z,imm2,aligned_bignum_size(2))) |
|---|
| 470 | __(str imm0,[arg_z,#misc_data_offset]) |
|---|
| 471 | __(str imm1,[arg_z,#misc_data_offset+4]) |
|---|
| 472 | __(bx lr) |
|---|
| 473 | |
|---|
| 474 | |
|---|
| 475 | |
|---|
| 476 | |
|---|
| 477 | |
|---|
| 478 | |
|---|
| 479 | /* funcall nfn, returning multiple values if it does. */ |
|---|
| 480 | _spentry(mvpass) |
|---|
| 481 | __(subs imm0,nargs,#node_size*nargregs) |
|---|
| 482 | __(movge imm0,#0) |
|---|
| 483 | __(add imm0,vsp,imm0) |
|---|
| 484 | __(build_lisp_frame(temp1,imm0)) |
|---|
| 485 | __(adr lr,C(ret1valn)) |
|---|
| 486 | __(mov fn,#0) |
|---|
| 487 | __(funcall_nfn()) |
|---|
| 488 | |
|---|
| 489 | /* ret1valn returns "1 multiple value" when a called function does not */ |
|---|
| 490 | /* return multiple values. Its presence on the stack (as a return address) */ |
|---|
| 491 | /* identifies the stack frame to code which returns multiple values. */ |
|---|
| 492 | |
|---|
| 493 | _exportfn(C(ret1valn)) |
|---|
| 494 | __(restore_lisp_frame(imm0)) |
|---|
| 495 | __(vpush1(arg_z)) |
|---|
| 496 | __(set_nargs(1)) |
|---|
| 497 | __(bx lr) |
|---|
| 498 | |
|---|
| 499 | /* Come here to return multiple values when */ |
|---|
| 500 | /* the caller's context isn't saved in a lisp_frame. */ |
|---|
| 501 | /* lr, fn valid; temp0 = entry vsp */ |
|---|
| 502 | |
|---|
| 503 | _spentry(values) |
|---|
| 504 | local_label(return_values): |
|---|
| 505 | __(ref_global(imm0,ret1val_addr)) |
|---|
| 506 | __(mov arg_z,#nil_value) |
|---|
| 507 | __(cmp imm0,lr) |
|---|
| 508 | __(beq 3f) |
|---|
| 509 | __(cmp nargs,#fixnum_one) |
|---|
| 510 | __(add imm0,nargs,vsp) |
|---|
| 511 | __(ldrge arg_z,[imm0,#-node_size]) |
|---|
| 512 | __(mov vsp,temp0) |
|---|
| 513 | __(bx lr) |
|---|
| 514 | |
|---|
| 515 | |
|---|
| 516 | /* Return multiple values to real caller. */ |
|---|
| 517 | 3: |
|---|
| 518 | __(ldr lr,[sp,#lisp_frame.savelr]) |
|---|
| 519 | __(add imm1,nargs,vsp) |
|---|
| 520 | __(ldr imm0,[sp,#lisp_frame.savevsp]) |
|---|
| 521 | __(ldr fn,[sp,#lisp_frame.savefn]) |
|---|
| 522 | __(cmp imm1,imm0) /* a fairly common case */ |
|---|
| 523 | __(discard_lisp_frame()) |
|---|
| 524 | __(bxeq lr) /* already in the right place */ |
|---|
| 525 | __(cmp nargs,#fixnum_one) /* sadly, a very common case */ |
|---|
| 526 | __(bne 4f) |
|---|
| 527 | __(ldr arg_z,[vsp,#0]) |
|---|
| 528 | __(mov vsp,imm0) |
|---|
| 529 | __(vpush1(arg_z)) |
|---|
| 530 | __(bx lr) |
|---|
| 531 | 4: |
|---|
| 532 | __(blt 6f) |
|---|
| 533 | __(mov temp1,#fixnum_one) |
|---|
| 534 | 5: |
|---|
| 535 | __(cmp temp1,nargs) |
|---|
| 536 | __(add temp1,temp1,#fixnum_one) |
|---|
| 537 | __(ldr arg_z,[imm1,#-node_size]!) |
|---|
| 538 | __(push1(imm0,arg_z)) |
|---|
| 539 | __(bne 5b) |
|---|
| 540 | 6: |
|---|
| 541 | __(mov vsp,imm0) |
|---|
| 542 | __(bx lr) |
|---|
| 543 | |
|---|
| 544 | |
|---|
| 545 | /* Come here with saved context on top of stack. */ |
|---|
| 546 | _spentry(nvalret) |
|---|
| 547 | .globl C(nvalret) |
|---|
| 548 | C(nvalret): |
|---|
| 549 | __(ldr lr,[sp,#lisp_frame.savelr]) |
|---|
| 550 | __(ldr temp0,[sp,#lisp_frame.savevsp]) |
|---|
| 551 | __(ldr fn,[sp,#lisp_frame.savefn]) |
|---|
| 552 | __(discard_lisp_frame()) |
|---|
| 553 | __(b local_label(return_values)) |
|---|
| 554 | |
|---|
| 555 | /* Caller has pushed tag and 0 or more values; nargs = nvalues. */ |
|---|
| 556 | /* Otherwise, process unwind-protects and throw to indicated catch frame. */ |
|---|
| 557 | |
|---|
| 558 | |
|---|
| 559 | _spentry(throw) |
|---|
| 560 | __(ldr imm1,[rcontext, #tcr.catch_top]) |
|---|
| 561 | __(mov imm0,#0) /* count intervening catch/unwind-protect frames. */ |
|---|
| 562 | __(cmp imm1,#0) |
|---|
| 563 | __(ldr temp0,[vsp,nargs]) |
|---|
| 564 | __(beq local_label(_throw_tag_not_found)) |
|---|
| 565 | local_label(_throw_loop): |
|---|
| 566 | __(ldr temp1,[imm1,#catch_frame.catch_tag]) |
|---|
| 567 | __(cmp temp0,temp1) |
|---|
| 568 | __(mov imm2,imm1) |
|---|
| 569 | __(ldr imm1,[imm1,#catch_frame.link]) |
|---|
| 570 | __(beq C(_throw_found)) |
|---|
| 571 | __(cmp imm1,#0) |
|---|
| 572 | __(add imm0,imm0,#fixnum_one) |
|---|
| 573 | __(bne local_label(_throw_loop)) |
|---|
| 574 | local_label(_throw_tag_not_found): |
|---|
| 575 | __(uuo_error_no_throw_tag(al,temp0)) |
|---|
| 576 | __(str temp0,[vsp,nargs]) |
|---|
| 577 | __(b _SPthrow) |
|---|
| 578 | |
|---|
| 579 | /* This takes N multiple values atop the vstack. */ |
|---|
| 580 | _spentry(nthrowvalues) |
|---|
| 581 | dnl __(mov imm1,#1) |
|---|
| 582 | dnl __(mov imm4,imm0) |
|---|
| 583 | dnl __(str(imm1,tcr.unwinding(rcontext))) |
|---|
| 584 | dnl local_label(_nthrowv_nextframe): |
|---|
| 585 | dnl __(subi imm4,imm4,fixnum_one) |
|---|
| 586 | dnl __(cmpri(cr1,imm4,0)) |
|---|
| 587 | dnl __(ldr temp0,[rcontext,#tcr.catch_top]) |
|---|
| 588 | dnl __(ldr imm1,[rcontext,#tcr.db_link]) |
|---|
| 589 | dnl __(blt cr1,local_label(_nthrowv_done)) |
|---|
| 590 | dnl __(ldr imm0,[temp0,#catch_frame.db_link]) |
|---|
| 591 | dnl __(ldr imm3,[temp0,#catch_frame.link]) |
|---|
| 592 | dnl __(cmpr(imm0,imm1)) |
|---|
| 593 | dnl __(str(imm3,tcr.catch_top(rcontext))) |
|---|
| 594 | dnl __(ldr temp1,[temp0,#catch_frame.catch_tag]) |
|---|
| 595 | dnl __(cmpri(cr7,temp1,unbound_marker)) /* unwind-protect ? */ |
|---|
| 596 | dnl __(ldr first_nvr,[temp0,#catch_frame.xframe]) |
|---|
| 597 | dnl __(str(first_nvr,tcr.xframe(rcontext))) |
|---|
| 598 | dnl __(ldr sp,[temp0,#catch_frame.csp]) |
|---|
| 599 | dnl __(beq local_label(_nthrowv_dont_unbind)) |
|---|
| 600 | dnl __(mflr loc_pc) |
|---|
| 601 | dnl __(bl _SPunbind_to) |
|---|
| 602 | dnl __(mtlr loc_pc) |
|---|
| 603 | dnl local_label(_nthrowv_dont_unbind): |
|---|
| 604 | dnl __(beq cr7,local_label(_nthrowv_do_unwind)) |
|---|
| 605 | dnl /* A catch frame. If the last one, restore context from there. */ |
|---|
| 606 | dnl __(bne cr1,local_label(_nthrowv_skip)) |
|---|
| 607 | dnl __(ldr imm0,[sp,#lisp_frame.savevsp]) |
|---|
| 608 | dnl __(str(rzero,lisp_frame.savevsp(sp))) /* marker for stack overflow code */ |
|---|
| 609 | dnl __(add imm1,vsp,nargs) |
|---|
| 610 | dnl __(mov imm2,nargs) |
|---|
| 611 | dnl __(b local_label(_nthrowv_push_test)) |
|---|
| 612 | dnl local_label(_nthrowv_push_loop): |
|---|
| 613 | dnl __(ldru(temp1,-node_size(imm1))) |
|---|
| 614 | dnl __(push(temp1,imm0)) |
|---|
| 615 | dnl local_label(_nthrowv_push_test): |
|---|
| 616 | dnl __(cmp imm2,#0)) |
|---|
| 617 | dnl __(subi imm2,imm2,fixnum_one) |
|---|
| 618 | dnl __(bne local_label(_nthrowv_push_loop)) |
|---|
| 619 | dnl __(mov vsp,imm0) |
|---|
| 620 | dnl __(restore_catch_nvrs(temp0)) |
|---|
| 621 | dnl |
|---|
| 622 | dnl local_label(_nthrowv_skip): |
|---|
| 623 | dnl __(la tsp,-(tsp_frame.fixed_overhead+fulltag_misc)(temp0)) |
|---|
| 624 | dnl __(unlink(tsp)) |
|---|
| 625 | dnl __(discard_lisp_frame()) |
|---|
| 626 | dnl __(b local_label(_nthrowv_nextframe)) |
|---|
| 627 | dnl local_label(_nthrowv_do_unwind): |
|---|
| 628 | dnl /* This is harder. Call the cleanup code with the multiple */ |
|---|
| 629 | dnl /* values (and nargs, which is a fixnum.) Remember the throw count */ |
|---|
| 630 | dnl /* (also a fixnum) as well. */ |
|---|
| 631 | dnl /* Save our caller's LR and FN in the csp frame created by the unwind- */ |
|---|
| 632 | dnl /* protect. (Clever, eh ?) */ |
|---|
| 633 | dnl __(ldr first_nvr,[temp0,#catch_frame.xframe]) |
|---|
| 634 | dnl __(str(first_nvr,tcr.xframe(rcontext))) |
|---|
| 635 | dnl __(restore_catch_nvrs(temp0)) |
|---|
| 636 | dnl __(la tsp,-(tsp_frame.fixed_overhead+fulltag_misc)(temp0)) |
|---|
| 637 | dnl __(unlink(tsp)) |
|---|
| 638 | dnl __(ldr loc_pc,[sp,#lisp_frame.savelr]) |
|---|
| 639 | dnl __(ldr nfn,[sp,#lisp_frame.savefn]) |
|---|
| 640 | dnl __(mtctr loc_pc) /* cleanup code address. */ |
|---|
| 641 | dnl __(str(fn,lisp_frame.savefn(sp))) |
|---|
| 642 | dnl __(mflr loc_pc) |
|---|
| 643 | dnl __(mov fn,nfn) |
|---|
| 644 | dnl __(str(loc_pc,lisp_frame.savelr(sp))) |
|---|
| 645 | dnl __(dnode_align(imm0,nargs,tsp_frame.fixed_overhead+(2*node_size))) /* tsp overhead, nargs, throw count */ |
|---|
| 646 | dnl __(TSP_Alloc_Var_Boxed_nz(imm0,imm1)) |
|---|
| 647 | dnl __(mov imm2,nargs) |
|---|
| 648 | dnl __(add imm1,nargs,vsp) |
|---|
| 649 | dnl __(la imm0,tsp_frame.data_offset(tsp)) |
|---|
| 650 | dnl __(str(nargs,0(imm0))) |
|---|
| 651 | dnl __(b local_label(_nthrowv_tpushtest)) |
|---|
| 652 | dnl local_label(_nthrowv_tpushloop): |
|---|
| 653 | dnl __(ldru(temp0,-node_size(imm1))) |
|---|
| 654 | dnl __(stru(temp0,node_size(imm0))) |
|---|
| 655 | dnl __(subi imm2,imm2,fixnum_one) |
|---|
| 656 | dnl local_label(_nthrowv_tpushtest): |
|---|
| 657 | dnl __(cmp imm2,#0) |
|---|
| 658 | dnl __(bne local_label(_nthrowv_tpushloop)) |
|---|
| 659 | dnl __(stru(imm4,node_size(imm0))) |
|---|
| 660 | dnl __(ldr vsp,[sp,#lisp_frame.savevsp]) |
|---|
| 661 | dnl /* Interrupts should be disabled here (we're calling and returning */ |
|---|
| 662 | dnl /* from the cleanup form. Clear the tcr.unwinding flag, so that */ |
|---|
| 663 | dnl /* interrupts can be taken if they're enabled in the cleanup form. */ |
|---|
| 664 | dnl __(str(rzero,tcr.unwinding(rcontext))) |
|---|
| 665 | dnl __(bctrl) |
|---|
| 666 | dnl __(mov imm1,#1) |
|---|
| 667 | dnl __(la imm0,tsp_frame.data_offset(tsp)) |
|---|
| 668 | dnl __(str(imm1,tcr.unwinding(rcontext))) |
|---|
| 669 | dnl __(ldr fn,[sp,#lisp_frame.savefn]) |
|---|
| 670 | dnl __(ldr loc_pc,[sp,#lisp_frame.savelr]) |
|---|
| 671 | dnl __(discard_lisp_frame()) |
|---|
| 672 | dnl __(mtlr loc_pc) |
|---|
| 673 | dnl __(ldr nargs,[imm0,#0]) |
|---|
| 674 | dnl __(mov imm2,nargs) |
|---|
| 675 | dnl __(b local_label(_nthrowv_tpoptest)) |
|---|
| 676 | dnl local_label(_nthrowv_tpoploop): |
|---|
| 677 | dnl __(ldru(temp0,node_size(imm0))) |
|---|
| 678 | dnl __(vpush1(temp0)) |
|---|
| 679 | dnl __(subi imm2,imm2,fixnum_one) |
|---|
| 680 | dnl local_label(_nthrowv_tpoptest): |
|---|
| 681 | dnl __(cmp imm2,#0) |
|---|
| 682 | dnl __(bne local_label(_nthrowv_tpoploop)) |
|---|
| 683 | dnl __(ldr imm4,[imm0,#node_size]) |
|---|
| 684 | dnl __(unlink(tsp)) |
|---|
| 685 | dnl __(b local_label(_nthrowv_nextframe)) |
|---|
| 686 | dnl local_label(_nthrowv_done): |
|---|
| 687 | dnl __(str(rzero,tcr.unwinding(rcontext))) |
|---|
| 688 | dnl /* Poll for a deferred interrupt. That clobbers nargs (which we've */ |
|---|
| 689 | dnl /* just expended a lot of effort to preserve), so expend a little * |
|---|
| 690 | dnl /* more effort. */ |
|---|
| 691 | dnl __(mov imm4,nargs) |
|---|
| 692 | dnl __(check_pending_interrupt()) |
|---|
| 693 | dnl __(mov nargs,imm4) |
|---|
| 694 | dnl __(bx lr) |
|---|
| 695 | |
|---|
| 696 | /* This is a (slight) optimization. When running an unwind-protect, */ |
|---|
| 697 | /* save the single value and the throw count in the tstack frame. */ |
|---|
| 698 | /* Note that this takes a single value in arg_z. */ |
|---|
| 699 | _spentry(nthrow1value) |
|---|
| 700 | __(mov imm1,#1) |
|---|
| 701 | __(mov temp2,imm0) |
|---|
| 702 | __(str imm1,[rcontext,#tcr.unwinding]) |
|---|
| 703 | __(b C(nthrow1v)) |
|---|
| 704 | |
|---|
| 705 | |
|---|
| 706 | /* arg_z = symbol: bind it to its current value */ |
|---|
| 707 | _spentry(bind_self) |
|---|
| 708 | __(ldr imm1,[arg_z,#symbol.binding_index]) |
|---|
| 709 | __(ldr imm0,[rcontext,#tcr.tlb_limit]) |
|---|
| 710 | __(cmp imm1,#0) |
|---|
| 711 | __(beq 9f) |
|---|
| 712 | __(cmp imm0,imm1) |
|---|
| 713 | __(uuo_tlb_too_small(ls,imm1)) |
|---|
| 714 | __(ldr temp2,[rcontext,#tcr.tlb_pointer]) |
|---|
| 715 | __(ldr imm0,[rcontext,#tcr.db_link]) |
|---|
| 716 | __(ldr temp1,[temp2,imm1]) |
|---|
| 717 | __(cmp temp1,#no_thread_local_binding_marker) |
|---|
| 718 | __(movne temp0,temp1) |
|---|
| 719 | __(ldreq temp0,[arg_z,#symbol.vcell]) |
|---|
| 720 | __(vpush1(temp1)) /* old tlb contents */ |
|---|
| 721 | __(vpush1(imm1)) /* tlb index */ |
|---|
| 722 | __(vpush1(imm0)) |
|---|
| 723 | __(str temp0,[temp2,imm1]) |
|---|
| 724 | __(str vsp,[rcontext,#tcr.db_link]) |
|---|
| 725 | __(bx lr) |
|---|
| 726 | 9: __(mov arg_y,#XSYMNOBIND) |
|---|
| 727 | __(set_nargs(2)) |
|---|
| 728 | __(b _SPksignalerr) |
|---|
| 729 | |
|---|
| 730 | /* Bind symbol in arg_z to NIL */ |
|---|
| 731 | _spentry(bind_nil) |
|---|
| 732 | __(mov arg_y,arg_z) |
|---|
| 733 | __(mov arg_z,#nil_value) |
|---|
| 734 | __(b _SPbind) |
|---|
| 735 | |
|---|
| 736 | /* Bind symbol in arg_z to its current value; trap if symbol is unbound */ |
|---|
| 737 | _spentry(bind_self_boundp_check) |
|---|
| 738 | __(ldr imm1,[arg_z,#symbol.binding_index]) |
|---|
| 739 | __(ldr imm0,[rcontext,#tcr.tlb_limit]) |
|---|
| 740 | __(cmp imm1,#0) |
|---|
| 741 | __(beq 9f) |
|---|
| 742 | __(cmp imm0,imm1) |
|---|
| 743 | __(uuo_tlb_too_small(ls,imm1)) |
|---|
| 744 | __(ldr temp2,[rcontext,#tcr.tlb_pointer]) |
|---|
| 745 | __(ldr imm0,[rcontext,#tcr.db_link]) |
|---|
| 746 | __(ldr temp1,[temp2,imm1]) |
|---|
| 747 | __(cmp temp1,#no_thread_local_binding_marker) |
|---|
| 748 | __(movne temp0,temp1) |
|---|
| 749 | __(ldreq temp0,[arg_z,#symbol.vcell]) |
|---|
| 750 | __(cmp temp0,#unbound_marker) |
|---|
| 751 | __(uuo_error_unbound(eq,arg_z)) |
|---|
| 752 | __(vpush1(temp1)) /* old tlb contents */ |
|---|
| 753 | __(vpush1(imm1)) /* tlb index */ |
|---|
| 754 | __(vpush1(imm0)) |
|---|
| 755 | __(str temp0,[temp2,imm1]) |
|---|
| 756 | __(str vsp,[rcontext,#tcr.db_link]) |
|---|
| 757 | __(bx lr) |
|---|
| 758 | 9: __(mov arg_y,#XSYMNOBIND) |
|---|
| 759 | __(set_nargs(2)) |
|---|
| 760 | __(b _SPksignalerr) |
|---|
| 761 | |
|---|
| 762 | |
|---|
| 763 | /* The function pc_luser_xp() - which is used to ensure that suspended threads */ |
|---|
| 764 | /* are suspended in a GC-safe way - has to treat these subprims (which */ |
|---|
| 765 | /* implement the EGC write-barrier) specially. Specifically, a store that */ |
|---|
| 766 | /* might introduce an intergenerational reference (a young pointer stored */ |
|---|
| 767 | /* in an old object) has to "memoize" that reference by setting a bit in */ |
|---|
| 768 | /* the global "refbits" bitmap. */ |
|---|
| 769 | /* This has to happen atomically, and has to happen atomically wrt GC. */ |
|---|
| 770 | /* Note that updating a word in a bitmap is itself not atomic, unless we use */ |
|---|
| 771 | /* interlocked loads and stores. */ |
|---|
| 772 | |
|---|
| 773 | |
|---|
| 774 | /* For RPLACA and RPLACD, things are fairly simple: regardless of where we */ |
|---|
| 775 | /* are in the function, we can do the store (even if it's already been done) */ |
|---|
| 776 | /* and calculate whether or not we need to set the bit out-of-line. (Actually */ |
|---|
| 777 | /* setting the bit needs to be done atomically, unless we're sure that other */ |
|---|
| 778 | /* threads are suspended.) */ |
|---|
| 779 | /* We can unconditionally set the suspended thread's PC to its LR. */ |
|---|
| 780 | |
|---|
| 781 | .globl C(egc_write_barrier_start) |
|---|
| 782 | _spentry(rplaca) |
|---|
| 783 | C(egc_write_barrier_start): |
|---|
| 784 | __(cmp arg_z,arg_y) |
|---|
| 785 | __(_rplaca(arg_y,arg_z)) |
|---|
| 786 | __(bxls lr) |
|---|
| 787 | __(ref_global(temp0,ref_base)) |
|---|
| 788 | __(sub imm0,arg_y,temp0) |
|---|
| 789 | __(mov imm0,imm0,lsr #dnode_shift) |
|---|
| 790 | __(ref_global(temp0,oldspace_dnode_count)) |
|---|
| 791 | __(cmp imm0,temp0) |
|---|
| 792 | __(bxhs lr) |
|---|
| 793 | __(and imm2,imm0,#31) |
|---|
| 794 | __(mov imm1,#0x80000000) |
|---|
| 795 | __(mov imm1,imm1,lsr imm2) |
|---|
| 796 | __(mov imm0,imm0,lsr #bitmap_shift) |
|---|
| 797 | __(ref_global(imm2,refbits)) |
|---|
| 798 | __(add imm2,imm2,imm0,lsl #word_shift) |
|---|
| 799 | __(ldr imm0,[imm2]) |
|---|
| 800 | __(ands imm0,imm0,imm1) |
|---|
| 801 | __(bxne lr) |
|---|
| 802 | __(build_lisp_frame(imm0)) |
|---|
| 803 | __(set_ref_bit(rplaca)) |
|---|
| 804 | __(bx lr) |
|---|
| 805 | |
|---|
| 806 | |
|---|
| 807 | .globl C(egc_rplacd) |
|---|
| 808 | _spentry(rplacd) |
|---|
| 809 | C(egc_rplacd): |
|---|
| 810 | __(cmp arg_z,arg_y) |
|---|
| 811 | __(_rplacd(arg_y,arg_z)) |
|---|
| 812 | __(bxls lr) |
|---|
| 813 | __(ref_global(temp0,ref_base)) |
|---|
| 814 | __(sub imm0,arg_y,temp0) |
|---|
| 815 | __(mov imm0,imm0,lsr #dnode_shift) |
|---|
| 816 | __(ref_global(temp0,oldspace_dnode_count)) |
|---|
| 817 | __(cmp imm0,temp0) |
|---|
| 818 | __(bxhs lr) |
|---|
| 819 | __(and imm2,imm0,#31) |
|---|
| 820 | __(mov imm1,#0x80000000) |
|---|
| 821 | __(mov imm1,imm1,lsr imm2) |
|---|
| 822 | __(mov imm0,imm0,lsr #bitmap_shift) |
|---|
| 823 | __(ref_global(imm2,refbits)) |
|---|
| 824 | __(add imm2,imm2,imm0,lsl #word_shift) |
|---|
| 825 | __(ldr imm0,[imm2]) |
|---|
| 826 | __(ands imm0,imm0,imm1) |
|---|
| 827 | __(bxne lr) |
|---|
| 828 | __(build_lisp_frame(imm0)) |
|---|
| 829 | __(set_ref_bit(rplacd)) |
|---|
| 830 | __(bx lr) |
|---|
| 831 | |
|---|
| 832 | |
|---|
| 833 | /* Storing into a gvector can be handled the same way as storing into a CONS. */ |
|---|
| 834 | |
|---|
| 835 | .globl C(egc_gvset) |
|---|
| 836 | _spentry(gvset) |
|---|
| 837 | C(egc_gvset): |
|---|
| 838 | __(cmp arg_z,arg_x) |
|---|
| 839 | __(add imm0,arg_y,#misc_data_offset) |
|---|
| 840 | __(str arg_z,[arg_x,imm0]) |
|---|
| 841 | __(bxls lr) |
|---|
| 842 | __(add imm0,imm0,arg_x) |
|---|
| 843 | __(ref_global(temp0,ref_base)) |
|---|
| 844 | __(sub imm0,imm0,temp0) |
|---|
| 845 | __(mov imm0,imm0,lsr #dnode_shift) |
|---|
| 846 | __(ref_global(temp0,oldspace_dnode_count)) |
|---|
| 847 | __(cmp imm0,temp0) |
|---|
| 848 | __(bxhs lr) |
|---|
| 849 | __(and imm2,imm0,#31) |
|---|
| 850 | __(mov imm1,#0x80000000) |
|---|
| 851 | __(mov imm1,imm1,lsr imm2) |
|---|
| 852 | __(mov imm0,imm0,lsr #bitmap_shift) |
|---|
| 853 | __(ref_global(imm2,refbits)) |
|---|
| 854 | __(add imm2,imm2,imm0,lsl #word_shift) |
|---|
| 855 | __(ldr imm0,[imm2]) |
|---|
| 856 | __(ands imm0,imm0,imm1) |
|---|
| 857 | __(bxne lr) |
|---|
| 858 | __(build_lisp_frame(imm0)) |
|---|
| 859 | __(set_ref_bit(gvset)) |
|---|
| 860 | __(bx lr) |
|---|
| 861 | |
|---|
| 862 | |
|---|
| 863 | dnl /* This is a special case of storing into a gvector: if we need to memoize */ |
|---|
| 864 | dnl /* the store, record the address of the hash-table vector in the refmap, */ |
|---|
| 865 | dnl /* as well. */ |
|---|
| 866 | dnl .globl C(egc_set_hash_key) |
|---|
| 867 | dnl _spentry(set_hash_key) |
|---|
| 868 | dnl C(egc_set_hash_key): |
|---|
| 869 | dnl __(cmplr(cr2,arg_z,arg_x)) |
|---|
| 870 | dnl __(la imm0,misc_data_offset(arg_y)) |
|---|
| 871 | dnl __(str arg_z,arg_x,imm0) |
|---|
| 872 | dnl __(blelr cr2) |
|---|
| 873 | dnl __(add imm0,imm0,arg_x) |
|---|
| 874 | dnl __(ref_global(imm2,ref_base)) |
|---|
| 875 | dnl __(load_highbit(imm3)) |
|---|
| 876 | dnl __(ref_global(imm1,oldspace_dnode_count)) |
|---|
| 877 | dnl __(sub imm0,imm0,imm2) |
|---|
| 878 | dnl __(srri(imm0,imm0,dnode_shift)) |
|---|
| 879 | dnl __(cmplr(imm0,imm1)) |
|---|
| 880 | dnl __(extract_bit_shift_count(imm4,imm0)) |
|---|
| 881 | dnl __(srri(imm0,imm0,bitmap_shift)) |
|---|
| 882 | dnl __(srr(imm3,imm3,imm4)) |
|---|
| 883 | dnl __(ref_global(imm2,refbits)) |
|---|
| 884 | dnl __(bgelr) |
|---|
| 885 | dnl __(slri(imm0,imm0,word_shift)) |
|---|
| 886 | dnl __(ldrx(imm1,imm2,imm0)) |
|---|
| 887 | dnl __(and. imm1,imm1,imm3) |
|---|
| 888 | dnl __(bne 2f) |
|---|
| 889 | dnl 1: __(lrarx(imm1,imm2,imm0)) |
|---|
| 890 | dnl __(or imm1,imm1,imm3) |
|---|
| 891 | dnl __(strcx(imm1,imm2,imm0)) |
|---|
| 892 | dnl __(bne- 1b) |
|---|
| 893 | dnl __(isync) |
|---|
| 894 | dnl 2: |
|---|
| 895 | dnl __(ref_global(imm1,ref_base)) |
|---|
| 896 | dnl __(sub imm0,arg_x,imm1) |
|---|
| 897 | dnl __(srri(imm0,imm0,dnode_shift)) |
|---|
| 898 | dnl __(load_highbit(imm3)) |
|---|
| 899 | dnl __(extract_bit_shift_count(imm4,imm0)) |
|---|
| 900 | dnl __(srri(imm0,imm0,bitmap_shift)) |
|---|
| 901 | dnl __(srr(imm3,imm3,imm4)) |
|---|
| 902 | dnl __(slri(imm0,imm0,word_shift)) |
|---|
| 903 | dnl __(ldrx(imm1,imm2,imm0)) |
|---|
| 904 | dnl __(and. imm1,imm1,imm3) |
|---|
| 905 | dnl __(bnelr) |
|---|
| 906 | dnl 3: __(lrarx(imm1,imm2,imm0)) |
|---|
| 907 | dnl __(or imm1,imm1,imm3) |
|---|
| 908 | dnl __(strcx(imm1,imm2,imm0)) |
|---|
| 909 | dnl __(bne- 3b) |
|---|
| 910 | dnl __(isync) |
|---|
| 911 | dnl __(bx lr) |
|---|
| 912 | dnl |
|---|
| 913 | dnl /* |
|---|
| 914 | dnl Interrupt handling (in pc_luser_xp()) notes: |
|---|
| 915 | dnl If we are in this function and before the test which follows the |
|---|
| 916 | dnl conditional (at egc_store_node_conditional), or at that test |
|---|
| 917 | dnl and cr0`eq' is clear, pc_luser_xp() should just let this continue |
|---|
| 918 | dnl (we either haven't done the store conditional yet, or got a |
|---|
| 919 | dnl possibly transient failure.) If we're at that test and the |
|---|
| 920 | dnl cr0`EQ' bit is set, then the conditional store succeeded and |
|---|
| 921 | dnl we have to atomically memoize the possible intergenerational |
|---|
| 922 | dnl reference. Note that the local labels 4 and 5 are in the |
|---|
| 923 | dnl body of the next subprim (and at or beyond 'egc_write_barrier_end'). |
|---|
| 924 | dnl |
|---|
| 925 | dnl N.B: it's not possible to really understand what's going on just |
|---|
| 926 | dnl by the state of the cr0`eq' bit. A transient failure in the |
|---|
| 927 | dnl conditional stores that handle memoization might clear cr0`eq' |
|---|
| 928 | dnl without having completed the memoization. |
|---|
| 929 | dnl */ |
|---|
| 930 | dnl |
|---|
| 931 | dnl .globl C(egc_store_node_conditional) |
|---|
| 932 | dnl .globl C(egc_write_barrier_end) |
|---|
| 933 | dnl _spentry(store_node_conditional) |
|---|
| 934 | dnl C(egc_store_node_conditional): |
|---|
| 935 | dnl __(cmplr(cr2,arg_z,arg_x)) |
|---|
| 936 | dnl __(vpop(temp0)) |
|---|
| 937 | dnl __(unbox_fixnum(imm4,temp0)) |
|---|
| 938 | dnl 1: __(lrarx(temp1,arg_x,imm4)) |
|---|
| 939 | dnl __(cmpr(cr1,temp1,arg_y)) |
|---|
| 940 | dnl __(bne cr1,5f) |
|---|
| 941 | dnl __(strcx(arg_z,arg_x,imm4)) |
|---|
| 942 | dnl .globl C(egc_store_node_conditional_test) |
|---|
| 943 | dnl C(egc_store_node_conditional_test): |
|---|
| 944 | dnl __(bne 1b) |
|---|
| 945 | dnl __(isync) |
|---|
| 946 | dnl __(add imm0,imm4,arg_x) |
|---|
| 947 | dnl __(ref_global(imm2,ref_base)) |
|---|
| 948 | dnl __(ref_global(imm1,oldspace_dnode_count)) |
|---|
| 949 | dnl __(sub imm0,imm0,imm2) |
|---|
| 950 | dnl __(load_highbit(imm3)) |
|---|
| 951 | dnl __(srri(imm0,imm0,dnode_shift)) |
|---|
| 952 | dnl __(cmplr(imm0,imm1)) |
|---|
| 953 | dnl __(extract_bit_shift_count(imm2,imm0)) |
|---|
| 954 | dnl __(srri(imm0,imm0,bitmap_shift)) |
|---|
| 955 | dnl __(srr(imm3,imm3,imm2)) |
|---|
| 956 | dnl __(ref_global(imm2,refbits)) |
|---|
| 957 | dnl __(bge 4f) |
|---|
| 958 | dnl __(slri(imm0,imm0,word_shift)) |
|---|
| 959 | dnl 2: __(lrarx(imm1,imm2,imm0)) |
|---|
| 960 | dnl __(or imm1,imm1,imm3) |
|---|
| 961 | dnl __(strcx( imm1,imm2,imm0)) |
|---|
| 962 | dnl __(bne- 2b) |
|---|
| 963 | dnl __(isync) |
|---|
| 964 | dnl __(b 4f) |
|---|
| 965 | dnl |
|---|
| 966 | dnl /* arg_z = new value, arg_y = expected old value, arg_x = hash-vector, |
|---|
| 967 | dnl vsp`0' = (boxed) byte-offset |
|---|
| 968 | dnl Interrupt-related issues are as in store_node_conditional, but |
|---|
| 969 | dnl we have to do more work to actually do the memoization.*/ |
|---|
| 970 | dnl _spentry(set_hash_key_conditional) |
|---|
| 971 | dnl .globl C(egc_set_hash_key_conditional) |
|---|
| 972 | dnl C(egc_set_hash_key_conditional): |
|---|
| 973 | dnl __(cmplr(cr2,arg_z,arg_x)) |
|---|
| 974 | dnl __(vpop(imm4)) |
|---|
| 975 | dnl __(unbox_fixnum(imm4,imm4)) |
|---|
| 976 | dnl 1: __(lrarx(temp1,arg_x,imm4)) |
|---|
| 977 | dnl __(cmpr(cr1,temp1,arg_y)) |
|---|
| 978 | dnl __(bne cr1,5f) |
|---|
| 979 | dnl __(strcx(arg_z,arg_x,imm4)) |
|---|
| 980 | dnl .globl C(egc_set_hash_key_conditional_test) |
|---|
| 981 | dnl C(egc_set_hash_key_conditional_test): |
|---|
| 982 | dnl __(bne 1b) |
|---|
| 983 | dnl __(isync) |
|---|
| 984 | dnl __(add imm0,imm4,arg_x) |
|---|
| 985 | dnl __(ref_global(imm2,ref_base)) |
|---|
| 986 | dnl __(ref_global(imm1,oldspace_dnode_count)) |
|---|
| 987 | dnl __(sub imm0,imm0,imm2) |
|---|
| 988 | dnl __(load_highbit(imm3)) |
|---|
| 989 | dnl __(srri(imm0,imm0,dnode_shift)) |
|---|
| 990 | dnl __(cmplr(imm0,imm1)) |
|---|
| 991 | dnl __(extract_bit_shift_count(imm2,imm0)) |
|---|
| 992 | dnl __(srri(imm0,imm0,bitmap_shift)) |
|---|
| 993 | dnl __(srr(imm3,imm3,imm2)) |
|---|
| 994 | dnl __(ref_global(imm2,refbits)) |
|---|
| 995 | dnl __(bge 4f) |
|---|
| 996 | dnl __(slri(imm0,imm0,word_shift)) |
|---|
| 997 | dnl 2: __(lrarx(imm1,imm2,imm0)) |
|---|
| 998 | dnl __(or imm1,imm1,imm3) |
|---|
| 999 | dnl __(strcx(imm1,imm2,imm0)) |
|---|
| 1000 | dnl __(bne- 2b) |
|---|
| 1001 | dnl __(isync) |
|---|
| 1002 | dnl /* Memoize hash table header */ |
|---|
| 1003 | dnl __(ref_global(imm1,ref_base)) |
|---|
| 1004 | dnl __(sub imm0,arg_x,imm1) |
|---|
| 1005 | dnl __(srri(imm0,imm0,dnode_shift)) |
|---|
| 1006 | dnl __(load_highbit(imm3)) |
|---|
| 1007 | dnl __(extract_bit_shift_count(imm4,imm0)) |
|---|
| 1008 | dnl __(srri(imm0,imm0,bitmap_shift)) |
|---|
| 1009 | dnl __(srr(imm3,imm3,imm4)) |
|---|
| 1010 | dnl __(slri(imm0,imm0,word_shift)) |
|---|
| 1011 | dnl __(ldrx(imm1,imm2,imm0)) |
|---|
| 1012 | dnl __(and. imm1,imm1,imm3) |
|---|
| 1013 | dnl __(bne 4f) |
|---|
| 1014 | dnl 3: __(lrarx(imm1,imm2,imm0)) |
|---|
| 1015 | dnl __(or imm1,imm1,imm3) |
|---|
| 1016 | dnl __(strcx(imm1,imm2,imm0)) |
|---|
| 1017 | dnl __(bne- 3b) |
|---|
| 1018 | dnl __(isync) |
|---|
| 1019 | dnl C(egc_write_barrier_end): |
|---|
| 1020 | dnl 4: __(mov arg_z,#t_value) |
|---|
| 1021 | dnl __(bx lr) |
|---|
| 1022 | dnl 5: __(mov imm0,#RESERVATION_DISCHARGE) |
|---|
| 1023 | dnl __(strcx(rzero,0,imm0)) |
|---|
| 1024 | dnl __(mov arg_z,#nil_value) |
|---|
| 1025 | dnl __(bx lr) |
|---|
| 1026 | dnl |
|---|
| 1027 | dnl |
|---|
| 1028 | dnl |
|---|
| 1029 | dnl |
|---|
| 1030 | dnl |
|---|
| 1031 | |
|---|
| 1032 | /* We always have to create a stack frame (even if nargs is 0), so the compiler */ |
|---|
| 1033 | /* doesn't get confused. */ |
|---|
| 1034 | _spentry(stkconslist) |
|---|
| 1035 | __(mov arg_z,#nil_value) |
|---|
| 1036 | C(stkconslist_star): |
|---|
| 1037 | __(mov temp2,nargs,lsl #1) |
|---|
| 1038 | __(add temp2,temp2,#node_size) |
|---|
| 1039 | __(mov imm0,temp2,lsl #num_subtag_bits-word_shift) |
|---|
| 1040 | __(orr imm0,imm0,#subtag_u32_vector) |
|---|
| 1041 | __(stack_allocate_zeroed_ivector(imm0,temp2)) |
|---|
| 1042 | __(mov imm0,#subtag_simple_vector) |
|---|
| 1043 | __(strb imm0,[sp,#0]) |
|---|
| 1044 | __(add imm1,sp,#dnode_size+fulltag_cons) |
|---|
| 1045 | __(cmp nargs,#0) |
|---|
| 1046 | __(b 4f) |
|---|
| 1047 | 1: __(vpop1(temp0)) |
|---|
| 1048 | __(_rplaca(imm1,temp0)) |
|---|
| 1049 | __(_rplacd(imm1,arg_z)) |
|---|
| 1050 | __(mov arg_z,imm1) |
|---|
| 1051 | __(add imm1,imm1,#cons.size) |
|---|
| 1052 | __(subs nargs,nargs,#node_size) |
|---|
| 1053 | 4: |
|---|
| 1054 | __(bne 1b) |
|---|
| 1055 | __(bx lr) |
|---|
| 1056 | |
|---|
| 1057 | /* do list*: last arg in arg_z, all others vpushed, */ |
|---|
| 1058 | /* nargs set to #args vpushed. */ |
|---|
| 1059 | _spentry(stkconslist_star) |
|---|
| 1060 | __(b C(stkconslist_star)) |
|---|
| 1061 | |
|---|
| 1062 | /* Make a stack-consed simple-vector out of the NARGS objects */ |
|---|
| 1063 | /* on top of the vstack; return it in arg_z. */ |
|---|
| 1064 | _spentry(mkstackv) |
|---|
| 1065 | __(dnode_align(imm1,nargs,node_size)) |
|---|
| 1066 | __(mov imm0,nargs,lsl #num_subtag_bits-fixnumshift) |
|---|
| 1067 | __(orr imm0,imm0,#subtag_u32_vector) |
|---|
| 1068 | __(stack_allocate_zeroed_ivector(imm0,imm1)) |
|---|
| 1069 | __(mov imm0,#subtag_simple_vector) |
|---|
| 1070 | __(strb imm0,[sp,#0]) |
|---|
| 1071 | __(add arg_z,sp,#fulltag_misc) |
|---|
| 1072 | __(add imm0,arg_z,#misc_data_offset) |
|---|
| 1073 | __(add imm1,imm0,nargs) |
|---|
| 1074 | __(b 4f) |
|---|
| 1075 | 3: __(vpop1(arg_y)) |
|---|
| 1076 | __(str arg_y,[imm1,#-node_size]!) |
|---|
| 1077 | __(sub nargs,nargs,#node_size) |
|---|
| 1078 | 4: __(cmp nargs,#0) |
|---|
| 1079 | __(bne 3b) |
|---|
| 1080 | __(bx lr) |
|---|
| 1081 | |
|---|
| 1082 | _spentry(setqsym) |
|---|
| 1083 | __(ldr imm0,[arg_y,#symbol.flags]) |
|---|
| 1084 | __(tst imm0,#sym_vbit_const_mask) |
|---|
| 1085 | __(beq _SPspecset) |
|---|
| 1086 | __(mov arg_z,arg_y) |
|---|
| 1087 | __(mov arg_y,#XCONST) |
|---|
| 1088 | __(set_nargs(2)) |
|---|
| 1089 | __(b _SPksignalerr) |
|---|
| 1090 | |
|---|
| 1091 | |
|---|
| 1092 | |
|---|
| 1093 | dnl _spentry(progvsave) |
|---|
| 1094 | dnl /* Error if arg_z isn't a proper list. That's unlikely, */ |
|---|
| 1095 | dnl /* but it's better to check now than to crash later. */ |
|---|
| 1096 | dnl |
|---|
| 1097 | dnl __(cmp arg_z,#nil_value) |
|---|
| 1098 | dnl __(mov arg_x,arg_z) /* fast */ |
|---|
| 1099 | dnl __(mov temp1,arg_z) /* slow */ |
|---|
| 1100 | dnl __(beq 9f) /* Null list is proper */ |
|---|
| 1101 | dnl 0: |
|---|
| 1102 | dnl __(trap_unless_list(arg_x,imm0)) |
|---|
| 1103 | dnl __(_cdr(temp2,arg_x)) /* (null (cdr fast)) ? */ |
|---|
| 1104 | dnl __(cmpri(cr3,temp2,nil_value)) |
|---|
| 1105 | dnl __(trap_unless_list(temp2,imm0,cr0)) |
|---|
| 1106 | dnl __(_cdr(arg_x,temp2)) |
|---|
| 1107 | dnl __(beq cr3,9f) |
|---|
| 1108 | dnl __(_cdr(temp1,temp1)) |
|---|
| 1109 | dnl __(cmpr(arg_x,temp1)) |
|---|
| 1110 | dnl __(bne 0b) |
|---|
| 1111 | dnl __(mov arg_y,#XIMPROPERLIST) |
|---|
| 1112 | dnl __(set_nargs(2)) |
|---|
| 1113 | dnl __(b _SPksignalerr) |
|---|
| 1114 | dnl 9: /* Whew */ |
|---|
| 1115 | dnl |
|---|
| 1116 | dnl /* Next, determine the length of arg_y. We */ |
|---|
| 1117 | dnl /* know that it's a proper list. */ |
|---|
| 1118 | dnl __(mov imm0,#-node_size) |
|---|
| 1119 | dnl __(mov arg_x,arg_y) |
|---|
| 1120 | dnl 1: |
|---|
| 1121 | dnl __(cmp arg_x,#nil_value) |
|---|
| 1122 | dnl __(la imm0,node_size(imm0)) |
|---|
| 1123 | dnl __(_cdr(arg_x,arg_x)) |
|---|
| 1124 | dnl __(bne 1b) |
|---|
| 1125 | dnl /* imm0 is now (boxed) triplet count. */ |
|---|
| 1126 | dnl /* Determine word count, add 1 (to align), and make room. */ |
|---|
| 1127 | dnl /* if count is 0, make an empty tsp frame and exit */ |
|---|
| 1128 | dnl __(cmp imm0,#0) |
|---|
| 1129 | dnl __(add imm1,imm0,imm0) |
|---|
| 1130 | dnl __(add imm1,imm1,imm0) |
|---|
| 1131 | dnl __(dnode_align(imm1,imm1,node_size)) |
|---|
| 1132 | dnl __(bne+ 2f) |
|---|
| 1133 | dnl __(TSP_Alloc_Fixed_Boxed(2*node_size)) |
|---|
| 1134 | dnl __(bx lr) |
|---|
| 1135 | dnl 2: |
|---|
| 1136 | dnl __(la imm1,tsp_frame.fixed_overhead(imm1)) /* tsp header */ |
|---|
| 1137 | dnl __(TSP_Alloc_Var_Boxed_nz(imm1,imm2)) |
|---|
| 1138 | dnl __(str(imm0,tsp_frame.data_offset(tsp))) |
|---|
| 1139 | dnl __(ldr imm2,[tsp,#tsp_frame.backlink]) |
|---|
| 1140 | dnl __(mov arg_x,arg_y) |
|---|
| 1141 | dnl __(ldr imm1,[rcontext,#tcr.db_link]) |
|---|
| 1142 | dnl __(ldr imm3,[rcontext,#tcr.tlb_limit]) |
|---|
| 1143 | dnl 3: |
|---|
| 1144 | dnl __(cmpri(cr1,arg_z,nil_value)) |
|---|
| 1145 | dnl __(_car(temp0,arg_x)) |
|---|
| 1146 | dnl __(ldr imm0,[temp0,#symbol.binding_index]) |
|---|
| 1147 | dnl __(_cdr(arg_x,arg_x)) |
|---|
| 1148 | dnl __(trlle(imm3,imm0)) |
|---|
| 1149 | dnl __(ldr imm4,[rcontext,#tcr.tlb_pointer]) /* Need to reload after trap */ |
|---|
| 1150 | dnl __(ldrx(temp3,imm4,imm0)) |
|---|
| 1151 | dnl __(cmp arg_x,#nil_value) |
|---|
| 1152 | dnl __(mov temp2,#unbound_marker) |
|---|
| 1153 | dnl __(beq cr1,4f) |
|---|
| 1154 | dnl __(_car(temp2,arg_z)) |
|---|
| 1155 | dnl __(_cdr(arg_z,arg_z)) |
|---|
| 1156 | dnl 4: __(push(temp3,imm2)) |
|---|
| 1157 | dnl __(push(imm0,imm2)) |
|---|
| 1158 | dnl __(push(imm1,imm2)) |
|---|
| 1159 | dnl __(str temp2,imm4,imm0) |
|---|
| 1160 | dnl __(mov imm1,imm2) |
|---|
| 1161 | dnl __(bne 3b) |
|---|
| 1162 | dnl __(str(imm2,tcr.db_link(rcontext))) |
|---|
| 1163 | dnl __(bx lr) |
|---|
| 1164 | dnl |
|---|
| 1165 | dnl |
|---|
| 1166 | |
|---|
| 1167 | /* Allocate a uvector on the stack. (Push a frame on the stack and */ |
|---|
| 1168 | /* heap-cons the object if there's no room on the stack.) */ |
|---|
| 1169 | _spentry(stack_misc_alloc) |
|---|
| 1170 | __(tst arg_y,#unsigned_byte_24_mask) |
|---|
| 1171 | __(uuo_error_reg_not_xtype(ne,arg_y,xtype_unsigned_byte_24)) |
|---|
| 1172 | __(unbox_fixnum(imm0,arg_z)) |
|---|
| 1173 | __(extract_fulltag(imm1,imm0)) |
|---|
| 1174 | __(cmp imm1,#fulltag_nodeheader) |
|---|
| 1175 | __(bne 1f) |
|---|
| 1176 | __(dnode_align(imm1,arg_y,node_size)) |
|---|
| 1177 | __(cmp imm1,#stack_alloc_limit) |
|---|
| 1178 | __(bge 9f) |
|---|
| 1179 | __(mov imm0,#subtag_u32_vector) |
|---|
| 1180 | __(orr imm0,imm0,arg_y,lsl #num_subtag_bits-fixnumshift) |
|---|
| 1181 | __(stack_allocate_zeroed_ivector(imm0,imm1)) |
|---|
| 1182 | __(unbox_fixnum(imm0,arg_z)) |
|---|
| 1183 | __(strb imm0,[sp]) |
|---|
| 1184 | __(add arg_z,sp,#fulltag_misc) |
|---|
| 1185 | __(bx lr) |
|---|
| 1186 | 1: __(mov imm0,arg_y,lsl #num_subtag_bits-fixnumshift) |
|---|
| 1187 | __(orr imm0,imm0,arg_z,lsr #fixnumshift) |
|---|
| 1188 | __(cmp arg_z,#max_32_bit_ivector_subtag<<fixnumshift) |
|---|
| 1189 | __(movle imm1,arg_y) |
|---|
| 1190 | __(ble 8f) |
|---|
| 1191 | __(cmp arg_z,#max_8_bit_ivector_subtag<<fixnumshift) |
|---|
| 1192 | __(movle imm1,arg_y,lsr #fixnumshift) |
|---|
| 1193 | __(ble 8f) |
|---|
| 1194 | __(cmp arg_z,#max_16_bit_ivector_subtag<<fixnumshift) |
|---|
| 1195 | __(movle imm1,arg_y,lsr #1) |
|---|
| 1196 | __(ble 8f) |
|---|
| 1197 | __(cmp arg_z,#subtag_double_float) |
|---|
| 1198 | __(moveq imm1,arg_y,lsl #1) |
|---|
| 1199 | __(addeq imm1,imm1,#node_size) |
|---|
| 1200 | __(addne imm1,arg_y,#7<<fixnumshift) |
|---|
| 1201 | __(movne imm1,imm1,lsr#3+fixnumshift) |
|---|
| 1202 | 8: __(dnode_align(imm1,imm1,node_size)) |
|---|
| 1203 | __(cmp imm1,#stack_alloc_limit) |
|---|
| 1204 | __(bhs 9f) |
|---|
| 1205 | __(stack_allocate_zeroed_ivector(imm0,imm1)) |
|---|
| 1206 | __(add arg_z,sp,#fulltag_misc) |
|---|
| 1207 | __(bx lr) |
|---|
| 1208 | 9: |
|---|
| 1209 | |
|---|
| 1210 | /* Too large to safely fit on tstack. Heap-cons the vector, but make */ |
|---|
| 1211 | /* sure that there's an empty tsp frame to keep the compiler happy. */ |
|---|
| 1212 | 0: |
|---|
| 1213 | __(movc16(imm0,make_header(1,subtag_u32_vector))) |
|---|
| 1214 | __(mov imm1,#0) |
|---|
| 1215 | __(stmdb sp!,{imm0,imm1}) |
|---|
| 1216 | __(b _SPmisc_alloc) |
|---|
| 1217 | |
|---|
| 1218 | |
|---|
| 1219 | /* subtype (boxed, of course) is vpushed, followed by nargs bytes worth of */ |
|---|
| 1220 | /* initial-contents. Note that this can be used to cons any type of initialized */ |
|---|
| 1221 | /* node-header'ed misc object (symbols, closures, ...) as well as vector-like */ |
|---|
| 1222 | /* objects. */ |
|---|
| 1223 | |
|---|
| 1224 | _spentry(gvector) |
|---|
| 1225 | __(sub nargs,nargs,#node_size) |
|---|
| 1226 | __(ldr arg_z,[vsp,nargs]) |
|---|
| 1227 | __(unbox_fixnum(imm0,arg_z)) |
|---|
| 1228 | __(orr imm0,imm0,nargs,lsl #num_subtag_bits-fixnum_shift) |
|---|
| 1229 | __(dnode_align(imm1,nargs,node_size)) |
|---|
| 1230 | __(Misc_Alloc(arg_z,imm0,imm1)) |
|---|
| 1231 | __(mov imm1,nargs) |
|---|
| 1232 | __(add imm2,imm1,#misc_data_offset) |
|---|
| 1233 | __(b 2f) |
|---|
| 1234 | 1: |
|---|
| 1235 | __(str temp0,[arg_z,imm2]) |
|---|
| 1236 | 2: |
|---|
| 1237 | __(sub imm1,imm1,#node_size) |
|---|
| 1238 | __(cmp imm1,#0) |
|---|
| 1239 | __(sub imm2,imm2,#node_size) |
|---|
| 1240 | __(vpop1(temp0)) /* Note the intentional fencepost: */ |
|---|
| 1241 | /* discard the subtype as well. */ |
|---|
| 1242 | __(bge 1b) |
|---|
| 1243 | __(bx lr) |
|---|
| 1244 | |
|---|
| 1245 | _spentry(fitvals) |
|---|
| 1246 | __(subs imm0,imm0,nargs) |
|---|
| 1247 | __(mov imm1,#nil_value) |
|---|
| 1248 | __(sublt vsp,vsp,imm0) |
|---|
| 1249 | __(bxlt lr) |
|---|
| 1250 | __(b 2f) |
|---|
| 1251 | 1: |
|---|
| 1252 | __(subs imm0,imm0,#node_size) |
|---|
| 1253 | __(vpush1(imm1)) |
|---|
| 1254 | __(add nargs,nargs,#node_size) |
|---|
| 1255 | 2: |
|---|
| 1256 | __(bne 1b) |
|---|
| 1257 | __(bx lr) |
|---|
| 1258 | |
|---|
| 1259 | |
|---|
| 1260 | _spentry(nthvalue) |
|---|
| 1261 | __(add imm0,vsp,nargs) |
|---|
| 1262 | __(ldr imm1,[imm0,#0]) |
|---|
| 1263 | __(cmp imm1,nargs) /* do unsigned compare: if (n < 0) => nil. */ |
|---|
| 1264 | __(mov arg_z,#nil_value) |
|---|
| 1265 | __(rsb imm1,imm1,#0) |
|---|
| 1266 | __(sub imm1,imm1,#node_size) |
|---|
| 1267 | __(ldrlo arg_z,[imm0,imm1]) |
|---|
| 1268 | __(add vsp,imm0,#node_size) |
|---|
| 1269 | __(bx lr) |
|---|
| 1270 | |
|---|
| 1271 | /* Provide default (NIL) values for &optional arguments; imm0 is */ |
|---|
| 1272 | /* the (fixnum) upper limit on the total of required and &optional */ |
|---|
| 1273 | /* arguments. nargs is preserved, all arguments wind up on the */ |
|---|
| 1274 | /* vstack. */ |
|---|
| 1275 | _spentry(default_optional_args) |
|---|
| 1276 | __(vpush_argregs()) |
|---|
| 1277 | __(cmp nargs,imm0) |
|---|
| 1278 | __(mov arg_z,#nil_value) |
|---|
| 1279 | __(mov imm1,nargs) |
|---|
| 1280 | __(bxhs lr) |
|---|
| 1281 | 1: |
|---|
| 1282 | __(add imm1,imm1,#fixnum_one) |
|---|
| 1283 | __(cmp imm1,imm0) |
|---|
| 1284 | __(vpush1(arg_z)) |
|---|
| 1285 | __(bne 1b) |
|---|
| 1286 | __(bx lr) |
|---|
| 1287 | |
|---|
| 1288 | /* Indicate whether &optional arguments were actually supplied. nargs */ |
|---|
| 1289 | /* contains the actual arg count (minus the number of required args); */ |
|---|
| 1290 | /* imm0 contains the number of &optional args in the lambda list. */ |
|---|
| 1291 | /* Note that nargs may be > imm0 if &rest/&key is involved. */ |
|---|
| 1292 | _spentry(opt_supplied_p) |
|---|
| 1293 | __(mov imm1,#0) |
|---|
| 1294 | __(mov arg_x,#nil_value) |
|---|
| 1295 | __(add arg_x,arg_x,#t_offset) |
|---|
| 1296 | 1: |
|---|
| 1297 | /* (vpush (< imm1 nargs)) */ |
|---|
| 1298 | __(cmp imm1,nargs) |
|---|
| 1299 | __(subeq imm1,imm1,#t_offset) |
|---|
| 1300 | __(vpush1(imm1)) |
|---|
| 1301 | __(cmp imm1,imm0) |
|---|
| 1302 | __(bne 1b) |
|---|
| 1303 | __(bx lr) |
|---|
| 1304 | |
|---|
| 1305 | /* Cons a list of length nargs and vpush it. */ |
|---|
| 1306 | /* Use this entry point to heap-cons a simple &rest arg. */ |
|---|
| 1307 | _spentry(heap_rest_arg) |
|---|
| 1308 | __(vpush_argregs()) |
|---|
| 1309 | __(movs imm1,nargs) |
|---|
| 1310 | __(mov arg_z,#nil_value) |
|---|
| 1311 | __(b 2f) |
|---|
| 1312 | 1: |
|---|
| 1313 | __(vpop1(arg_y)) |
|---|
| 1314 | __(Cons(arg_z,arg_y,arg_z)) |
|---|
| 1315 | __(subs imm1,imm1,#fixnum_one) |
|---|
| 1316 | 2: |
|---|
| 1317 | __(bne 1b) |
|---|
| 1318 | __(vpush1(arg_z)) |
|---|
| 1319 | __(bx lr) |
|---|
| 1320 | |
|---|
| 1321 | |
|---|
| 1322 | /* And this entry point when the argument registers haven't yet been */ |
|---|
| 1323 | /* vpushed (as is typically the case when required/&rest but no */ |
|---|
| 1324 | /* &optional/&key.) */ |
|---|
| 1325 | _spentry(req_heap_rest_arg) |
|---|
| 1326 | __(vpush_argregs()) |
|---|
| 1327 | __(subs imm1,nargs,imm0) |
|---|
| 1328 | __(mov arg_z,#nil_value) |
|---|
| 1329 | __(b 2f) |
|---|
| 1330 | 1: |
|---|
| 1331 | __(vpop1(arg_y)) |
|---|
| 1332 | __(Cons(arg_z,arg_y,arg_z)) |
|---|
| 1333 | __(subs imm1,imm1,#fixnum_one) |
|---|
| 1334 | 2: |
|---|
| 1335 | __(bgt 1b) |
|---|
| 1336 | __(vpush1(arg_z)) |
|---|
| 1337 | __(bx lr) |
|---|
| 1338 | |
|---|
| 1339 | /* Here where argregs already pushed */ |
|---|
| 1340 | _spentry(heap_cons_rest_arg) |
|---|
| 1341 | __(subs imm1,nargs,imm0) |
|---|
| 1342 | __(mov arg_z,#nil_value) |
|---|
| 1343 | __(b 2f) |
|---|
| 1344 | 1: |
|---|
| 1345 | __(vpop1(arg_y)) |
|---|
| 1346 | __(Cons(arg_z,arg_y,arg_z)) |
|---|
| 1347 | __(subs imm1,imm1,#fixnum_one) |
|---|
| 1348 | 2: |
|---|
| 1349 | __(bgt 1b) |
|---|
| 1350 | __(vpush1(arg_z)) |
|---|
| 1351 | __(bx lr) |
|---|
| 1352 | |
|---|
| 1353 | |
|---|
| 1354 | dnl _spentry(simple_keywords) |
|---|
| 1355 | dnl __(mov imm0,#0) |
|---|
| 1356 | dnl __(vpush_argregs()) |
|---|
| 1357 | dnl __(b _SPkeyword_bind) |
|---|
| 1358 | dnl |
|---|
| 1359 | dnl _spentry(keyword_args) |
|---|
| 1360 | dnl __(vpush_argregs()) |
|---|
| 1361 | dnl __(b _SPkeyword_bind) |
|---|
| 1362 | dnl |
|---|
| 1363 | dnl /* Treat the last (- nargs imm0) values on the vstack as keyword/value */ |
|---|
| 1364 | dnl /* pairs. There'll be imm3 keyword arguments. Imm2 contains flags */ |
|---|
| 1365 | dnl /* that indicate whether &allow-other-keys was specified and whether */ |
|---|
| 1366 | dnl /* or not to leave the keyword/value pairs on the vstack for an &rest */ |
|---|
| 1367 | dnl /* argument. Temp3 contains a vector of keyword specifiers which we */ |
|---|
| 1368 | dnl /* must (in general) match. */ |
|---|
| 1369 | dnl /* If the number of arguments is greater than imm0, the difference must */ |
|---|
| 1370 | dnl /* be even. */ |
|---|
| 1371 | dnl /* Note that the caller hasn't yet saved its caller's context and that */ |
|---|
| 1372 | dnl /* the temp registers used to pass next_method_context */ |
|---|
| 1373 | dnl /* (temp1) may still have "live" values in them, as does nfn (temp2). */ |
|---|
| 1374 | dnl |
|---|
| 1375 | dnl define(`keyword_flags',`imm2') |
|---|
| 1376 | dnl define(`keyword_vector',`temp3') |
|---|
| 1377 | dnl define(`keyword_count',`imm3') |
|---|
| 1378 | dnl |
|---|
| 1379 | dnl |
|---|
| 1380 | dnl |
|---|
| 1381 | dnl define(`varptr',`save0') |
|---|
| 1382 | dnl define(`valptr',`save1') |
|---|
| 1383 | dnl define(`limit',`save2') |
|---|
| 1384 | dnl |
|---|
| 1385 | dnl _spentry(keyword_bind) |
|---|
| 1386 | dnl /* Before we can really do anything, we have to */ |
|---|
| 1387 | dnl /* save the caller's context. To do so, we need to know */ |
|---|
| 1388 | dnl /* how many args have actually been pushed. Ordinarily, that'd */ |
|---|
| 1389 | dnl /* be "nargs", but we may have pushed more args than we received */ |
|---|
| 1390 | dnl /* if we had to default any &optionals. */ |
|---|
| 1391 | dnl /* So, the number of args pushed so far is the larger of nargs */ |
|---|
| 1392 | dnl /* and the (canonical) total of required/&optional args received. */ |
|---|
| 1393 | dnl __(cmpr(nargs,imm0)) |
|---|
| 1394 | dnl __(add arg_z,vsp,nargs) |
|---|
| 1395 | dnl __(bge+ 1f) |
|---|
| 1396 | dnl __(add arg_z,vsp,imm0) |
|---|
| 1397 | dnl 1: |
|---|
| 1398 | dnl __(build_lisp_frame(fn,loc_pc,arg_z)) |
|---|
| 1399 | dnl __(mov fn,nfn) |
|---|
| 1400 | dnl /* If there are key/value pairs to consider, we slide them down */ |
|---|
| 1401 | dnl /* the vstack to make room for the value/supplied-p pairs. */ |
|---|
| 1402 | dnl /* The first step in that operation involves pushing imm3 pairs */ |
|---|
| 1403 | dnl /* of NILs. */ |
|---|
| 1404 | dnl /* If there aren't any such pairs, the first step is the last */ |
|---|
| 1405 | dnl /* step. */ |
|---|
| 1406 | dnl __(cmp imm3,#0) |
|---|
| 1407 | dnl __(mov arg_z,#0) |
|---|
| 1408 | dnl __(sub imm1,nargs,imm0) |
|---|
| 1409 | dnl __(mov imm4,vsp) /* in case odd keywords error */ |
|---|
| 1410 | dnl __(cmpri(cr1,imm1,0)) |
|---|
| 1411 | dnl __(b 3f) |
|---|
| 1412 | dnl 2: |
|---|
| 1413 | dnl __(addi arg_z,arg_z,fixnum_one) |
|---|
| 1414 | dnl __(cmplr(arg_z,imm3)) |
|---|
| 1415 | dnl __(mov imm5,#nil_value) |
|---|
| 1416 | dnl __(vpush1(imm5)) |
|---|
| 1417 | dnl __(vpush1(imm5)) |
|---|
| 1418 | dnl 3: |
|---|
| 1419 | dnl __(bne 2b) |
|---|
| 1420 | dnl __(andi. arg_z,imm1,fixnum_one) |
|---|
| 1421 | dnl __(blelr cr1) /* no keyword/value pairs to consider. */ |
|---|
| 1422 | dnl __(bne odd_keywords) |
|---|
| 1423 | dnl /* We have key/value pairs. Move them to the top of the vstack, */ |
|---|
| 1424 | dnl /* then set the value/supplied-p vars to NIL. */ |
|---|
| 1425 | dnl /* Have to use some save regs to do this. */ |
|---|
| 1426 | dnl __(vpush1(limit)) |
|---|
| 1427 | dnl __(vpush1(valptr)) |
|---|
| 1428 | dnl __(vpush1(varptr)) |
|---|
| 1429 | dnl /* recompute ptr to user args in case stack overflowed */ |
|---|
| 1430 | dnl __(add imm4,vsp,imm3) |
|---|
| 1431 | dnl __(add imm4,imm4,imm3) |
|---|
| 1432 | dnl __(addi imm4,imm4,3*node_size) |
|---|
| 1433 | dnl /* error if odd number of keyword/value args */ |
|---|
| 1434 | dnl __(mov varptr,imm4) |
|---|
| 1435 | dnl __(la limit,3*node_size(vsp)) |
|---|
| 1436 | dnl __(mov valptr,limit) |
|---|
| 1437 | dnl __(mov arg_z,imm1) |
|---|
| 1438 | dnl 4: |
|---|
| 1439 | dnl __(mov imm4,#nil_value) |
|---|
| 1440 | dnl __(subi arg_z,arg_z,2<<fixnumshift) |
|---|
| 1441 | dnl __(cmplri(arg_z,0)) |
|---|
| 1442 | dnl __(ldr arg_x,[varptr,#node_size*0]) |
|---|
| 1443 | dnl __(ldr arg_y,[varptr,#node_size*1]) |
|---|
| 1444 | dnl __(str(imm4,node_size*0(varptr))) |
|---|
| 1445 | dnl __(str(imm4,node_size*1(varptr))) |
|---|
| 1446 | dnl __(la varptr,node_size*2(varptr)) |
|---|
| 1447 | dnl __(str(arg_x,node_size*0(valptr))) |
|---|
| 1448 | dnl __(str(arg_y,node_size*1(valptr))) |
|---|
| 1449 | dnl __(la valptr,node_size*2(valptr)) |
|---|
| 1450 | dnl __(bne 4b) |
|---|
| 1451 | dnl |
|---|
| 1452 | dnl |
|---|
| 1453 | dnl /* Now, iterate through each supplied keyword/value pair. If */ |
|---|
| 1454 | dnl /* it's :allow-other-keys and the corresponding value is non-nil, */ |
|---|
| 1455 | dnl /* note that other keys will be allowed. */ |
|---|
| 1456 | dnl /* Find its position in the function's keywords vector. If that's */ |
|---|
| 1457 | dnl /* nil, note that an unknown keyword was encountered. */ |
|---|
| 1458 | dnl /* Otherwise, if the keyword arg hasn't already had a value supplied, */ |
|---|
| 1459 | dnl /* supply it. */ |
|---|
| 1460 | dnl /* When done, complain if any unknown keywords were found and that */ |
|---|
| 1461 | dnl /* situation was unexpected. */ |
|---|
| 1462 | dnl __(mov imm4,valptr) |
|---|
| 1463 | dnl 5: |
|---|
| 1464 | dnl __(cmpri(keyword_flags,16<<fixnumshift)) /* seen :a-o-k yet ? */ |
|---|
| 1465 | dnl __(ldru(arg_z,-node_size(valptr))) |
|---|
| 1466 | dnl __(ldru(arg_y,-node_size(valptr))) |
|---|
| 1467 | dnl __(cmpri(cr1,arg_y,nil_value)) |
|---|
| 1468 | dnl __(mov arg_x,#nrs.kallowotherkeys) |
|---|
| 1469 | dnl /* cr6_eq <- (eq current-keyword :allow-other-keys) */ |
|---|
| 1470 | dnl __(cmpr(cr6,arg_x,arg_z)) |
|---|
| 1471 | dnl __(cmpr(cr7,valptr,limit)) |
|---|
| 1472 | dnl __(bne cr6,6f) |
|---|
| 1473 | dnl __(bge 6f) /* Already seen :allow-other-keys */ |
|---|
| 1474 | dnl __(ori keyword_flags,keyword_flags,16<<fixnumshift) |
|---|
| 1475 | dnl __(beq cr1,6f) |
|---|
| 1476 | dnl __(ori keyword_flags,keyword_flags,fixnum_one) |
|---|
| 1477 | dnl 6: |
|---|
| 1478 | dnl __(cmpri(cr1,imm3,0)) |
|---|
| 1479 | dnl __(mov imm1,#misc_data_offset) |
|---|
| 1480 | dnl __(mov imm0,#0) |
|---|
| 1481 | dnl __(b 8f) |
|---|
| 1482 | dnl 7: |
|---|
| 1483 | dnl __(addi imm0,imm0,fixnum_one) |
|---|
| 1484 | dnl __(cmpr(cr1,imm0,imm3)) |
|---|
| 1485 | dnl __(ldrx(arg_x,keyword_vector,imm1)) |
|---|
| 1486 | dnl __(cmpr(arg_x,arg_z)) |
|---|
| 1487 | dnl __(addi imm1,imm1,fixnum_one) |
|---|
| 1488 | dnl __(bne 8f) |
|---|
| 1489 | dnl __(add imm0,imm0,imm0) |
|---|
| 1490 | dnl __(sub imm0,varptr,imm0) |
|---|
| 1491 | dnl __(ldr arg_x,[imm0,#0]) |
|---|
| 1492 | dnl __(cmp arg_x,#nil_value) |
|---|
| 1493 | dnl __(mov arg_z,#t_value) |
|---|
| 1494 | dnl __(bne 9f) |
|---|
| 1495 | dnl __(str(arg_y,node_size(imm0))) |
|---|
| 1496 | dnl __(str(arg_z,0(imm0))) |
|---|
| 1497 | dnl __(b 9f) |
|---|
| 1498 | dnl 8: |
|---|
| 1499 | dnl __(bne cr1,7b) |
|---|
| 1500 | dnl /* Unknown keyword. If it was :allow-other-keys, cr6_eq will still */ |
|---|
| 1501 | dnl /* be set. */ |
|---|
| 1502 | dnl __(beq cr6,9f) |
|---|
| 1503 | dnl __(ori keyword_flags,keyword_flags,2<<fixnumshift) |
|---|
| 1504 | dnl 9: |
|---|
| 1505 | dnl __(bne cr7,5b) |
|---|
| 1506 | dnl __(vpop(varptr)) |
|---|
| 1507 | dnl __(vpop(valptr)) |
|---|
| 1508 | dnl __(vpop(limit)) |
|---|
| 1509 | dnl /* All keyword/value pairs have been processed. */ |
|---|
| 1510 | dnl /* If we saw an unknown keyword and didn't expect to, error. */ |
|---|
| 1511 | dnl /* Unless bit 2 is set in the fixnum in keyword_flags, discard the */ |
|---|
| 1512 | dnl /* keyword/value pairs from the vstack. */ |
|---|
| 1513 | dnl __(andi. imm0,keyword_flags,(fixnum_one)|(2<<fixnumshift)) |
|---|
| 1514 | dnl __(cmpri(imm0,2<<fixnumshift)) |
|---|
| 1515 | dnl __(beq- badkeys) |
|---|
| 1516 | dnl __(andi. imm2,keyword_flags,4<<fixnumshift) |
|---|
| 1517 | dnl __(bnelr cr0) |
|---|
| 1518 | dnl __(mov vsp,imm4) |
|---|
| 1519 | dnl __(bx lr) |
|---|
| 1520 | dnl |
|---|
| 1521 | dnl /* Signal an error. We saved context on entry, so this thing doesn't */ |
|---|
| 1522 | dnl /* have to. */ |
|---|
| 1523 | dnl /* The "unknown keywords" error could be continuable (ignore them.) */ |
|---|
| 1524 | dnl /* It might be hard to then cons an &rest arg. */ |
|---|
| 1525 | dnl /* In the general case, it's hard to recover the set of args that were */ |
|---|
| 1526 | dnl /* actually supplied to us ... */ |
|---|
| 1527 | dnl /* For now, just cons a list out of the keyword/value pairs */ |
|---|
| 1528 | dnl /* that were actually provided, and signal an "invalid keywords" */ |
|---|
| 1529 | dnl /* error with that list as an operand. */ |
|---|
| 1530 | dnl odd_keywords: |
|---|
| 1531 | dnl __(mov vsp,imm4) |
|---|
| 1532 | dnl __(mov nargs,imm1) |
|---|
| 1533 | dnl __(b 1f) |
|---|
| 1534 | dnl badkeys: |
|---|
| 1535 | dnl __(sub nargs,imm4,vsp) |
|---|
| 1536 | dnl 1: |
|---|
| 1537 | dnl __(bl _SPconslist) |
|---|
| 1538 | dnl __(mov arg_y,#XBADKEYS) |
|---|
| 1539 | dnl __(set_nargs(2)) |
|---|
| 1540 | dnl __(b _SPksignalerr) |
|---|
| 1541 | dnl |
|---|
| 1542 | /* Signal an error synchronously, via %ERR-DISP. */ |
|---|
| 1543 | /* If %ERR-DISP isn't fbound, it'd be nice to print a message */ |
|---|
| 1544 | /* on the C runtime stderr. */ |
|---|
| 1545 | |
|---|
| 1546 | _spentry(ksignalerr) |
|---|
| 1547 | __(ref_nrs_symbol(fname,errdisp,imm0)) |
|---|
| 1548 | __(jump_fname) |
|---|
| 1549 | |
|---|
| 1550 | /* As in the heap-consed cases, only stack-cons the &rest arg */ |
|---|
| 1551 | _spentry(stack_rest_arg) |
|---|
| 1552 | __(mov imm0,#0) |
|---|
| 1553 | __(vpush_argregs()) |
|---|
| 1554 | __(b _SPstack_cons_rest_arg) |
|---|
| 1555 | |
|---|
| 1556 | _spentry(req_stack_rest_arg) |
|---|
| 1557 | __(vpush_argregs()) |
|---|
| 1558 | __(b _SPstack_cons_rest_arg) |
|---|
| 1559 | |
|---|
| 1560 | _spentry(stack_cons_rest_arg) |
|---|
| 1561 | __(sub imm1,nargs,imm0) |
|---|
| 1562 | __(cmp imm1,#0) |
|---|
| 1563 | __(mov arg_z,#nil_value) |
|---|
| 1564 | __(ble 2f) /* always temp-push something. */ |
|---|
| 1565 | __(add imm1,imm1,imm1) |
|---|
| 1566 | __(mov temp0,imm1) |
|---|
| 1567 | __(add imm1,imm1,#node_size) |
|---|
| 1568 | __(dnode_align(imm0,imm1,node_size)) |
|---|
| 1569 | __(mov imm1,imm1,lsl #num_subtag_bits-fixnumshift) |
|---|
| 1570 | __(orr imm1,imm1,#subtag_u32_vector) |
|---|
| 1571 | __(cmp imm1,#stack_alloc_limit) |
|---|
| 1572 | __(bge 3f) |
|---|
| 1573 | __(stack_allocate_zeroed_ivector(imm1,imm0)) |
|---|
| 1574 | __(mov imm0,#subtag_simple_vector) |
|---|
| 1575 | __(strb imm0,[sp]) |
|---|
| 1576 | __(add imm0,sp,#dnode_size+fulltag_cons) |
|---|
| 1577 | 1: |
|---|
| 1578 | __(subs temp0,temp0,#fixnumone) |
|---|
| 1579 | __(vpop1(arg_x)) |
|---|
| 1580 | __(_rplacd(imm0,arg_z)) |
|---|
| 1581 | __(_rplaca(imm0,arg_x)) |
|---|
| 1582 | __(mov arg_z,imm0) |
|---|
| 1583 | __(add imm0,imm0,#cons.size) |
|---|
| 1584 | __(bne 1b) |
|---|
| 1585 | __(vpush1(arg_z)) |
|---|
| 1586 | __(bx lr) |
|---|
| 1587 | 2: |
|---|
| 1588 | __(movc16(imm0,make_header(1,subtag_u32_vector))) |
|---|
| 1589 | __(mov imm1,#0) |
|---|
| 1590 | __(stmdb sp!,{imm0,imm1}) |
|---|
| 1591 | __(vpush1(arg_z)) |
|---|
| 1592 | __(bx lr) |
|---|
| 1593 | 3: |
|---|
| 1594 | __(movc16(imm0,make_header(1,subtag_u32_vector))) |
|---|
| 1595 | __(mov imm1,#0) |
|---|
| 1596 | __(stmdb sp!,{imm0,imm1}) |
|---|
| 1597 | __(b _SPheap_cons_rest_arg) |
|---|
| 1598 | |
|---|
| 1599 | |
|---|
| 1600 | /* Prepend all but the first three (entrypoint, closure code, fn) and last two */ |
|---|
| 1601 | /* (function name, lfbits) elements of nfn to the "arglist". */ |
|---|
| 1602 | /* functions which take "inherited arguments" work consistently */ |
|---|
| 1603 | /* even in cases where no closure object is created. */ |
|---|
| 1604 | _spentry(call_closure) |
|---|
| 1605 | __(cmp nargs,nargregs<<fixnumshift) |
|---|
| 1606 | __(vector_length(imm0,nfn,imm0)) |
|---|
| 1607 | __(sub imm0,imm0,#5<<fixnumshift) /* imm0 = inherited arg count */ |
|---|
| 1608 | __(ble local_label(no_insert)) |
|---|
| 1609 | /* Some arguments have already been vpushed. Vpush imm0's worth */ |
|---|
| 1610 | /* of NILs, copy those arguments that have already been vpushed from */ |
|---|
| 1611 | /* the old TOS to the new, then insert all of the inerited args */ |
|---|
| 1612 | /* and go to the function. */ |
|---|
| 1613 | __(vpush_all_argregs()) |
|---|
| 1614 | __(mov arg_x,imm0) |
|---|
| 1615 | __(mov arg_y,#nil_value) |
|---|
| 1616 | local_label(push_nil_loop): |
|---|
| 1617 | __(subs arg_x,arg_x,#fixnumone) |
|---|
| 1618 | __(vpush1(arg_y)) |
|---|
| 1619 | __(bne local_label(push_nil_loop)) |
|---|
| 1620 | __(add arg_y,vsp,imm0) |
|---|
| 1621 | __(mov imm1,#0) |
|---|
| 1622 | local_label(copy_already_loop): |
|---|
| 1623 | __(ldr arg_x,[vsp,imm1]) |
|---|
| 1624 | __(str arg_x,[arg_y,imm1]) |
|---|
| 1625 | __(add imm1,imm1,#fixnumone) |
|---|
| 1626 | __(cmp imm1,imm0) |
|---|
| 1627 | __(bne local_label(copy_already_loop)) |
|---|
| 1628 | __(mov imm1,#misc_data_offset+(3<<fixnumshift)) |
|---|
| 1629 | __(add arg_y,vsp,nargs) |
|---|
| 1630 | __(add arg_y,arg_y,imm0) |
|---|
| 1631 | local_label(insert_loop): |
|---|
| 1632 | __(subs imm0,imm0,#fixnumone) |
|---|
| 1633 | __(ldr fname,[nfn,imm1]) |
|---|
| 1634 | __(add imm1,imm1,#fixnumone) |
|---|
| 1635 | __(add nargs,nargs,#fixnumone) |
|---|
| 1636 | __(push1(fname,arg_y)) |
|---|
| 1637 | __(bne local_label(insert_loop)) |
|---|
| 1638 | __(vpop_all_argregs()) |
|---|
| 1639 | __(b local_label(go)) |
|---|
| 1640 | local_label(no_insert): |
|---|
| 1641 | /* nargregs or fewer args were already vpushed. */ |
|---|
| 1642 | /* if exactly nargregs, vpush remaining inherited vars. */ |
|---|
| 1643 | __(cmp nargs,#nargregs<<fixnumshift) |
|---|
| 1644 | __(add imm1,imm0,#misc_data_offset+(3<<fixnumshift)) |
|---|
| 1645 | __(bne local_label(set_regs)) |
|---|
| 1646 | local_label(vpush_remaining): |
|---|
| 1647 | __(mov imm1,#misc_data_offset+(3<<fixnumshift)) |
|---|
| 1648 | local_label(vpush_remaining_loop): |
|---|
| 1649 | __(ldr fname,[nfn,imm1]) |
|---|
| 1650 | __(add imm1,imm1,#fixnum_one) |
|---|
| 1651 | __(vpush1(fname)) |
|---|
| 1652 | __(subs imm0,imm0,#fixnum_one) |
|---|
| 1653 | __(add nargs,nargs,#fixnum_one) |
|---|
| 1654 | __(bne local_label(vpush_remaining_loop)) |
|---|
| 1655 | __(b local_label(go)) |
|---|
| 1656 | local_label(set_regs): |
|---|
| 1657 | /* if nargs was > 1 (and we know that it was < 3), it must have */ |
|---|
| 1658 | /* been 2. Set arg_x, then vpush the remaining args. */ |
|---|
| 1659 | __(cmp nargs,#fixnumone) |
|---|
| 1660 | __(ble local_label(set_y_z)) |
|---|
| 1661 | local_label(set_arg_x): |
|---|
| 1662 | __(subs imm0,imm0,#fixnum_one) |
|---|
| 1663 | __(sub imm1,imm1,#fixnum_one) |
|---|
| 1664 | __(ldr arg_x,[nfn,imm1]) |
|---|
| 1665 | __(add nargs,nargs,#fixnum_one) |
|---|
| 1666 | __(bne local_label(vpush_remaining)) |
|---|
| 1667 | __(b local_label(go)) |
|---|
| 1668 | /* Maybe set arg_y or arg_z, preceding args */ |
|---|
| 1669 | local_label(set_y_z): |
|---|
| 1670 | __(cmp nargs,#fixnumone) |
|---|
| 1671 | __(bne local_label(set_arg_z)) |
|---|
| 1672 | /* Set arg_y, maybe arg_x, preceding args */ |
|---|
| 1673 | local_label(set_arg_y): |
|---|
| 1674 | __(subs imm0,imm0,fixnum_one) |
|---|
| 1675 | __(sub imm1,imm1,#fixnum_one) |
|---|
| 1676 | __(ldr arg_y,[nfn,imm1]) |
|---|
| 1677 | __(add nargs,nargs,#fixnum_one) |
|---|
| 1678 | __(bne local_label(set_arg_x)) |
|---|
| 1679 | __(b local_label(go)) |
|---|
| 1680 | local_label(set_arg_z): |
|---|
| 1681 | __(subs imm0,imm0,#fixnum_one) |
|---|
| 1682 | __(sub imm1,imm1,#fixnum_one) |
|---|
| 1683 | __(ldr arg_z,[nfn,imm1]) |
|---|
| 1684 | __(add nargs,nargs,#fixnum_one) |
|---|
| 1685 | __(bne local_label(set_arg_y)) |
|---|
| 1686 | |
|---|
| 1687 | local_label(go): |
|---|
| 1688 | __(vrefr(nfn,nfn,2)) |
|---|
| 1689 | __(ldr pc,[nfn,#_function.entrypoint]) |
|---|
| 1690 | |
|---|
| 1691 | |
|---|
| 1692 | /* Everything up to the last arg has been vpushed, nargs is set to */ |
|---|
| 1693 | /* the (boxed) count of things already pushed. */ |
|---|
| 1694 | /* On exit, arg_x, arg_y, arg_z, and nargs are set as per a normal */ |
|---|
| 1695 | /* function call (this may require vpopping a few things.) */ |
|---|
| 1696 | /* ppc2-invoke-fn assumes that temp1 is preserved here. */ |
|---|
| 1697 | _spentry(spreadargz) |
|---|
| 1698 | __(extract_lisptag(imm1,arg_z)) |
|---|
| 1699 | __(cmp arg_z,#nil_value) |
|---|
| 1700 | __(mov imm0,#0) |
|---|
| 1701 | __(mov arg_y,arg_z) /* save in case of error */ |
|---|
| 1702 | __(beq 2f) |
|---|
| 1703 | 1: |
|---|
| 1704 | __(cmp imm1,#tag_list) |
|---|
| 1705 | __(bne 3f) |
|---|
| 1706 | __(_car(arg_x,arg_z)) |
|---|
| 1707 | __(_cdr(arg_z,arg_z)) |
|---|
| 1708 | __(cmp arg_z,#nil_value) |
|---|
| 1709 | __(extract_lisptag(imm1,arg_z)) |
|---|
| 1710 | __(vpush1(arg_x)) |
|---|
| 1711 | __(add imm0,imm0,#fixnum_one) |
|---|
| 1712 | __(bne 1b) |
|---|
| 1713 | 2: |
|---|
| 1714 | __(adds nargs,nargs,imm0) |
|---|
| 1715 | __(bxeq lr) |
|---|
| 1716 | __(vpop_argregs_nz) |
|---|
| 1717 | __(bx lr) |
|---|
| 1718 | |
|---|
| 1719 | /* Discard whatever's been vpushed already, complain. */ |
|---|
| 1720 | 3: |
|---|
| 1721 | __(add vsp,vsp,imm0) |
|---|
| 1722 | __(mov arg_z,arg_y) /* recover original arg_z */ |
|---|
| 1723 | __(mov arg_y,#XNOSPREAD) |
|---|
| 1724 | __(set_nargs(2)) |
|---|
| 1725 | __(b _SPksignalerr) |
|---|
| 1726 | |
|---|
| 1727 | /* Tail-recursively funcall temp0. */ |
|---|
| 1728 | /* Pretty much the same as the tcallsym* cases above. */ |
|---|
| 1729 | _spentry(tfuncallgen) |
|---|
| 1730 | __(cmp nargs,#nargregs<<fixnumshift) |
|---|
| 1731 | __(ldr lr,[sp,#lisp_frame.savelr]) |
|---|
| 1732 | __(ldr fn,[sp,#lisp_frame.savefn]) |
|---|
| 1733 | __(ble 2f) |
|---|
| 1734 | __(ldr imm0,[sp,#lisp_frame.savevsp]) |
|---|
| 1735 | __(discard_lisp_frame()) |
|---|
| 1736 | /* can use temp0 as a temporary */ |
|---|
| 1737 | __(sub imm1,nargs,#nargregs<<fixnumshift) |
|---|
| 1738 | __(add imm1,imm1,vsp) |
|---|
| 1739 | 1: |
|---|
| 1740 | __(ldr temp0,[imm1,#-node_size]!) |
|---|
| 1741 | __(cmp imm1,vsp) |
|---|
| 1742 | __(push1(temp2,imm0)) |
|---|
| 1743 | __(bne 1b) |
|---|
| 1744 | __(mov vsp,imm0) |
|---|
| 1745 | __(funcall_nfn()) |
|---|
| 1746 | 2: |
|---|
| 1747 | __(ldr vsp,[sp,#lisp_frame.savevsp]) |
|---|
| 1748 | __(discard_lisp_frame()) |
|---|
| 1749 | __(funcall_nfn()) |
|---|
| 1750 | |
|---|
| 1751 | |
|---|
| 1752 | /* Some args were vpushed. Slide them down to the base of */ |
|---|
| 1753 | /* the current frame, then do funcall. */ |
|---|
| 1754 | _spentry(tfuncallslide) |
|---|
| 1755 | __(restore_lisp_frame(imm0)) |
|---|
| 1756 | /* can use temp0 as a temporary */ |
|---|
| 1757 | __(sub imm1,nargs,#nargregs<<fixnumshift) |
|---|
| 1758 | __(add imm1,imm1,vsp) |
|---|
| 1759 | 1: |
|---|
| 1760 | __(ldr temp0,[imm1,#-node_size]!) |
|---|
| 1761 | __(cmp imm1,vsp) |
|---|
| 1762 | __(push1(temp0,imm0)) |
|---|
| 1763 | __(bne 1b) |
|---|
| 1764 | __(mov vsp,imm0) |
|---|
| 1765 | __(funcall_nfn()) |
|---|
| 1766 | |
|---|
| 1767 | /* No args were vpushed; recover saved context & do funcall */ |
|---|
| 1768 | _spentry(tfuncallvsp) |
|---|
| 1769 | __(restore_lisp_frame(imm0)) |
|---|
| 1770 | __(funcall_nfn()) |
|---|
| 1771 | |
|---|
| 1772 | /* Tail-recursively call the (known symbol) in fname. */ |
|---|
| 1773 | /* In the general case, we don't know if any args were */ |
|---|
| 1774 | /* vpushed or not. If so, we have to "slide" them down */ |
|---|
| 1775 | /* to the base of the frame. If not, we can just restore */ |
|---|
| 1776 | /* vsp, lr, fn from the saved lisp frame on the control stack. */ |
|---|
| 1777 | _spentry(tcallsymgen) |
|---|
| 1778 | __(cmp nargs,#nargregs<<fixnumshift) |
|---|
| 1779 | __(ldr lr,[sp,#lisp_frame.savelr]) |
|---|
| 1780 | __(ldr fn,[sp,#lisp_frame.savefn]) |
|---|
| 1781 | __(ble 2f) |
|---|
| 1782 | |
|---|
| 1783 | __(ldr imm0,[sp,#lisp_frame.savevsp]) |
|---|
| 1784 | __(discard_lisp_frame()) |
|---|
| 1785 | /* can use nfn (= temp2) as a temporary */ |
|---|
| 1786 | __(sub imm1,nargs,#nargregs<<fixnumshift) |
|---|
| 1787 | __(add imm1,imm1,vsp) |
|---|
| 1788 | 1: |
|---|
| 1789 | __(ldr temp2,[imm1,#-node_size]!) |
|---|
| 1790 | __(cmp imm1,vsp) |
|---|
| 1791 | __(push1(temp2,imm0)) |
|---|
| 1792 | __(bne 1b) |
|---|
| 1793 | __(mov vsp,imm0) |
|---|
| 1794 | __(jump_fname) |
|---|
| 1795 | |
|---|
| 1796 | 2: |
|---|
| 1797 | __(ldr vsp,[sp,#lisp_frame.savevsp]) |
|---|
| 1798 | __(discard_lisp_frame()) |
|---|
| 1799 | __(jump_fname) |
|---|
| 1800 | |
|---|
| 1801 | |
|---|
| 1802 | /* Some args were vpushed. Slide them down to the base of */ |
|---|
| 1803 | /* the current frame, then do funcall. */ |
|---|
| 1804 | _spentry(tcallsymslide) |
|---|
| 1805 | __(ldr lr,[sp,#lisp_frame.savelr]) |
|---|
| 1806 | __(ldr fn,[sp,#lisp_frame.savefn]) |
|---|
| 1807 | __(ldr imm0,[sp,#lisp_frame.savevsp]) |
|---|
| 1808 | __(discard_lisp_frame()) |
|---|
| 1809 | /* can use nfn (= temp2) as a temporary */ |
|---|
| 1810 | __(sub imm1,nargs,#nargregs<<fixnumshift) |
|---|
| 1811 | __(add imm1,imm1,vsp) |
|---|
| 1812 | 1: |
|---|
| 1813 | __(ldr temp2,[imm1,#-node_size]!) |
|---|
| 1814 | __(cmp imm1,vsp) |
|---|
| 1815 | __(push1(temp2,imm0)) |
|---|
| 1816 | __(bne 1b) |
|---|
| 1817 | __(mov vsp,imm0) |
|---|
| 1818 | __(jump_fname) |
|---|
| 1819 | |
|---|
| 1820 | /* No args were vpushed; recover saved context & call symbol */ |
|---|
| 1821 | _spentry(tcallsymvsp) |
|---|
| 1822 | __(restore_lisp_frame(imm0)) |
|---|
| 1823 | __(jump_fname) |
|---|
| 1824 | |
|---|
| 1825 | /* Tail-recursively call the function in nfn. */ |
|---|
| 1826 | /* Pretty much the same as the tcallsym* cases above. */ |
|---|
| 1827 | _spentry(tcallnfngen) |
|---|
| 1828 | __(cmp nargs,#nargregs<<fixnumshift) |
|---|
| 1829 | __(ble _SPtcallnfnvsp) |
|---|
| 1830 | __(b _SPtcallnfnslide) |
|---|
| 1831 | |
|---|
| 1832 | /* Some args were vpushed. Slide them down to the base of */ |
|---|
| 1833 | /* the current frame, then do funcall. */ |
|---|
| 1834 | _spentry(tcallnfnslide) |
|---|
| 1835 | __(ldr lr,[sp,#lisp_frame.savelr]) |
|---|
| 1836 | __(ldr fn,[sp,#lisp_frame.savefn]) |
|---|
| 1837 | __(ldr imm0,[sp,#lisp_frame.savevsp]) |
|---|
| 1838 | __(discard_lisp_frame()) |
|---|
| 1839 | /* Since we have a known function, can use fname as a temporary. */ |
|---|
| 1840 | __(sub imm1,nargs,#nargregs<<fixnumshift) |
|---|
| 1841 | __(add imm1,imm1,vsp) |
|---|
| 1842 | 1: |
|---|
| 1843 | __(ldr fname,[imm1,#-node_size]!) |
|---|
| 1844 | __(cmp imm1,vsp) |
|---|
| 1845 | __(push1(fname,imm0)) |
|---|
| 1846 | __(bne 1b) |
|---|
| 1847 | __(mov vsp,imm0) |
|---|
| 1848 | __(jump_nfn()) |
|---|
| 1849 | |
|---|
| 1850 | _spentry(tcallnfnvsp) |
|---|
| 1851 | __(restore_lisp_frame(imm0)) |
|---|
| 1852 | __(jump_nfn()) |
|---|
| 1853 | |
|---|
| 1854 | /* Reference index arg_z of a misc-tagged object (arg_y). */ |
|---|
| 1855 | /* Note that this conses in some cases. Return a properly-tagged */ |
|---|
| 1856 | /* lisp object in arg_z. Do type and bounds-checking. */ |
|---|
| 1857 | |
|---|
| 1858 | _spentry(misc_ref) |
|---|
| 1859 | __(trap_unless_fulltag_equal(arg_y,fulltag_misc,imm0)) |
|---|
| 1860 | __(trap_unless_fixnum(arg_z)) |
|---|
| 1861 | __(vector_length(imm0,arg_y,imm1)) |
|---|
| 1862 | __(cmp arg_z,imm0) |
|---|
| 1863 | __(uuo_error_vector_bounds(hs,arg_z,arg_y)) |
|---|
| 1864 | __(extract_lowbyte(imm1,imm1)) /* imm1 = subtag */ |
|---|
| 1865 | __(b C(misc_ref_common)) |
|---|
| 1866 | |
|---|
| 1867 | /* like misc_ref, only the boxed subtag is in arg_x. */ |
|---|
| 1868 | |
|---|
| 1869 | _spentry(subtag_misc_ref) |
|---|
| 1870 | __(trap_unless_fulltag_equal(arg_y,fulltag_misc,imm0)) |
|---|
| 1871 | __(trap_unless_fixnum(arg_z)) |
|---|
| 1872 | __(vector_length(imm0,arg_y,imm1)) |
|---|
| 1873 | __(cmp arg_z,imm0) |
|---|
| 1874 | __(uuo_error_vector_bounds(hs,arg_z,arg_y)) |
|---|
| 1875 | __(unbox_fixnum(imm1,arg_x)) |
|---|
| 1876 | __(b C(misc_ref_common)) |
|---|
| 1877 | |
|---|
| 1878 | |
|---|
| 1879 | /* Make a "raw" area on the temp stack, stack-cons a macptr to point to it, */ |
|---|
| 1880 | /* and return the macptr. Size (in bytes, boxed) is in arg_z on entry; macptr */ |
|---|
| 1881 | /* in arg_z on exit. */ |
|---|
| 1882 | _spentry(makestackblock) |
|---|
| 1883 | __(unbox_fixnum(imm1,arg_z)) |
|---|
| 1884 | __(dnode_align(imm1,imm1,0)) |
|---|
| 1885 | __(add imm1,imm1,#macptr.size+node_size) |
|---|
| 1886 | __(add imm0,imm1,#node_size) |
|---|
| 1887 | __(mov imm1,imm1,lsl #num_subtag_bits) |
|---|
| 1888 | __(orr imm1,imm1,#subtag_u8_vector) |
|---|
| 1889 | __(cmp imm0,#stack_alloc_limit) |
|---|
| 1890 | __(bhs 1f) |
|---|
| 1891 | __(stack_allocate_ivector(imm1,imm0)) |
|---|
| 1892 | __(movc16(imm1,make_header(macptr.element_count,subtag_macptr))) |
|---|
| 1893 | __(str imm1,[sp,#dnode_size]) |
|---|
| 1894 | __(mov imm0,#0) |
|---|
| 1895 | __(str imm0,[sp,#dnode_size+macptr.type-fulltag_misc]) |
|---|
| 1896 | __(str imm0,[sp,#dnode_size+macptr.domain-fulltag_misc]) |
|---|
| 1897 | __(add imm0,sp,#macptr.size+dnode_size) |
|---|
| 1898 | __(str imm0,[sp,#dnode_size+macptr.address-fulltag_misc]) |
|---|
| 1899 | __(add arg_z,sp,#dnode_size+fulltag_misc) |
|---|
| 1900 | __(bx lr) |
|---|
| 1901 | |
|---|
| 1902 | /* Too big. Heap cons a gcable macptr */ |
|---|
| 1903 | 1: |
|---|
| 1904 | __(mov imm1,#subtag_u8_vector) |
|---|
| 1905 | __(str imm1,[sp,#-dnode_size]!) |
|---|
| 1906 | __(set_nargs(1)) |
|---|
| 1907 | __(ref_nrs_symbol(fname,new_gcable_ptr,imm0)) |
|---|
| 1908 | __(jump_fname()) |
|---|
| 1909 | |
|---|
| 1910 | /* As above, only set the block's contents to 0. */ |
|---|
| 1911 | _spentry(makestackblock0) |
|---|
| 1912 | __(unbox_fixnum(imm1,arg_z)) |
|---|
| 1913 | __(dnode_align(imm1,imm1,0)) |
|---|
| 1914 | __(add imm1,imm1,#macptr.size+node_size) |
|---|
| 1915 | __(add imm0,imm1,#node_size) |
|---|
| 1916 | __(mov imm1,imm1,lsl #num_subtag_bits) |
|---|
| 1917 | __(orr imm1,imm1,#subtag_u8_vector) |
|---|
| 1918 | __(cmp imm0,#stack_alloc_limit) |
|---|
| 1919 | __(bhs 1f) |
|---|
| 1920 | __(stack_allocate_zeroed_ivector(imm1,imm0)) |
|---|
| 1921 | __(movc16(imm1,make_header(macptr.element_count,subtag_macptr))) |
|---|
| 1922 | __(str imm1,[sp,#dnode_size]) |
|---|
| 1923 | __(add imm0,sp,#macptr.size+dnode_size) |
|---|
| 1924 | __(str imm0,[sp,#dnode_size+macptr.address-fulltag_misc]) |
|---|
| 1925 | __(add arg_z,sp,#dnode_size+fulltag_misc) |
|---|
| 1926 | __(bx lr) |
|---|
| 1927 | /* Too big. Heap cons a gcable macptr */ |
|---|
| 1928 | 1: |
|---|
| 1929 | __(mov imm1,#subtag_u8_vector) |
|---|
| 1930 | __(str imm1,[sp,#-dnode_size]!) |
|---|
| 1931 | __(mov arg_y,arg_z) /* save block size */ |
|---|
| 1932 | __(mov arg_z,#nil_value) /* clear-p arg to %new-gcable-ptr */ |
|---|
| 1933 | __(add arg_z,arg_z,#t_offset) |
|---|
| 1934 | __(set_nargs(2)) |
|---|
| 1935 | __(ref_nrs_symbol(fname,new_gcable_ptr,imm0)) |
|---|
| 1936 | __(jump_fname()) |
|---|
| 1937 | |
|---|
| 1938 | /* Make a list of length arg_y (boxed), initial-element arg_z (boxed) on */ |
|---|
| 1939 | /* the tstack. Return the list in arg_z. */ |
|---|
| 1940 | _spentry(makestacklist) |
|---|
| 1941 | __(add imm0,arg_y,arg_y) |
|---|
| 1942 | __(mov imm1,imm0,lsl #num_subtag_bits-fixnumshift) |
|---|
| 1943 | __(add imm1,imm1,#4<<num_subtag_bits) |
|---|
| 1944 | __(orr imm1,imm1,#subtag_u32_vector) |
|---|
| 1945 | __(add imm0,imm0,#dnode_size) |
|---|
| 1946 | __(cmp imm0,#stack_alloc_limit) |
|---|
| 1947 | __(bge 4f) |
|---|
| 1948 | __(stack_allocate_zeroed_ivector(imm1,imm0)) |
|---|
| 1949 | __(mov imm0,#subtag_simple_vector) |
|---|
| 1950 | __(strb imm0,[sp,#0]) |
|---|
| 1951 | __(add imm2,sp,#dnode_size+fulltag_cons) |
|---|
| 1952 | __(movs imm1,arg_y) |
|---|
| 1953 | __(mov arg_y,arg_z) |
|---|
| 1954 | __(mov arg_z,#nil_value) |
|---|
| 1955 | __(b 3f) |
|---|
| 1956 | 2: |
|---|
| 1957 | __(_rplacd(imm2,arg_z)) |
|---|
| 1958 | __(_rplaca(imm2,arg_y)) |
|---|
| 1959 | __(mov arg_z,imm2) |
|---|
| 1960 | __(add imm2,imm2,#cons.size) |
|---|
| 1961 | __(subs imm1,imm1,#fixnumone) |
|---|
| 1962 | 3: |
|---|
| 1963 | __(bne 2b) |
|---|
| 1964 | __(bx lr) |
|---|
| 1965 | 4: |
|---|
| 1966 | __(movc16(imm0,make_header(1,subtag_u32_vector))) |
|---|
| 1967 | __(str imm0,[sp,#-8]!) |
|---|
| 1968 | __(movs imm1,arg_y) /* count */ |
|---|
| 1969 | __(mov arg_y,arg_z) /* initial value */ |
|---|
| 1970 | __(mov arg_z,#nil_value) /* result */ |
|---|
| 1971 | __(b 6f) |
|---|
| 1972 | 5: |
|---|
| 1973 | __(Cons(arg_z,arg_y,arg_z)) |
|---|
| 1974 | __(subs imm1,imm1,#fixnumone) |
|---|
| 1975 | 6: |
|---|
| 1976 | __(bne 5b) |
|---|
| 1977 | __(bx lr) |
|---|
| 1978 | |
|---|
| 1979 | /* subtype (boxed) vpushed before initial values. (Had better be a */ |
|---|
| 1980 | /* node header subtag.) Nargs set to count of things vpushed. */ |
|---|
| 1981 | |
|---|
| 1982 | _spentry(stkgvector) |
|---|
| 1983 | __(sub imm0,nargs,#fixnumone) |
|---|
| 1984 | __(ldr temp0,[vsp,imm0]) |
|---|
| 1985 | __(dnode_align(temp1,imm0,node_size)) |
|---|
| 1986 | __(mov imm1,imm0,lsl #num_subtag_bits-fixnumshift) |
|---|
| 1987 | __(orr imm1,imm1,#subtag_u32_vector) |
|---|
| 1988 | __(stack_allocate_zeroed_ivector(imm1,temp1)) |
|---|
| 1989 | __(unbox_fixnum(imm1,temp0)) |
|---|
| 1990 | __(strb imm1,[sp]) |
|---|
| 1991 | __(add arg_z,sp,#fulltag_misc) |
|---|
| 1992 | __(add imm0,sp,nargs) |
|---|
| 1993 | __(b 2f) |
|---|
| 1994 | 1: |
|---|
| 1995 | __(vpop1(temp0)) |
|---|
| 1996 | __(push1(temp0,imm0)) |
|---|
| 1997 | 2: __(subs nargs,nargs,#fixnumone) |
|---|
| 1998 | __(bne 1b) |
|---|
| 1999 | __(add vsp,vsp,#fixnumone) |
|---|
| 2000 | __(bx lr) |
|---|
| 2001 | |
|---|
| 2002 | /* Allocate a "fulltag_misc" object. On entry, arg_y contains the element */ |
|---|
| 2003 | /* count (boxed) and arg_z contains the subtag (boxed). Both of these */ |
|---|
| 2004 | /* parameters must be "reasonable" (the subtag must be valid, the element */ |
|---|
| 2005 | /* count must be of type (unsigned-byte 24)/(unsigned-byte 56). */ |
|---|
| 2006 | /* On exit, arg_z contains the (properly tagged) misc object; it'll have a */ |
|---|
| 2007 | /* proper header on it and its contents will be 0. imm0 contains */ |
|---|
| 2008 | /* the object's header (fulltag = fulltag_immheader or fulltag_nodeheader.) */ |
|---|
| 2009 | |
|---|
| 2010 | _spentry(misc_alloc) |
|---|
| 2011 | __(tst arg_y,#unsigned_byte_24_mask) |
|---|
| 2012 | __(bne 9f) |
|---|
| 2013 | __(unbox_fixnum(imm0,arg_z)) |
|---|
| 2014 | __(orr imm0,imm0,arg_y,lsl #num_subtag_bits-fixnumshift) |
|---|
| 2015 | __(extract_fulltag(imm1,imm0)) |
|---|
| 2016 | __(cmp imm1,#fulltag_nodeheader) |
|---|
| 2017 | __(mov imm2,arg_y) /* imm2 = logical size in bytes */ |
|---|
| 2018 | __(beq 1f) |
|---|
| 2019 | __(unbox_fixnum(imm1,arg_z)) |
|---|
| 2020 | __(cmp imm1,#max_32_bit_ivector_subtag) |
|---|
| 2021 | __(ble 1f) |
|---|
| 2022 | __(mov imm2,arg_y,lsr #2) |
|---|
| 2023 | __(cmp imm1,#max_8_bit_ivector_subtag) |
|---|
| 2024 | __(ble 1f) |
|---|
| 2025 | __(mov imm2,arg_y,lsr #1) |
|---|
| 2026 | __(cmp imm1,#max_16_bit_ivector_subtag) |
|---|
| 2027 | __(ble 1f) |
|---|
| 2028 | __(mov imm2,arg_y,lsl #1) |
|---|
| 2029 | __(add imm2,imm2,#node_size) |
|---|
| 2030 | __(cmp imm1,#subtag_double_float_vector) |
|---|
| 2031 | __(beq 1f) |
|---|
| 2032 | __(add imm2,arg_y,#7<<fixnumshift) |
|---|
| 2033 | __(mov imm2,imm2,lsr #3+fixnumshift) |
|---|
| 2034 | /* imm2 now = byte count. Add 4 for header, 7 to align, then clear */ |
|---|
| 2035 | /* low three bits. */ |
|---|
| 2036 | 1: |
|---|
| 2037 | __(dnode_align(imm2,imm2,node_size)) |
|---|
| 2038 | __(Misc_Alloc(arg_z,imm0,imm2)) |
|---|
| 2039 | __(bx lr) |
|---|
| 2040 | 9: |
|---|
| 2041 | __(uuo_error_reg_not_xtype(al,arg_y,xtype_unsigned_byte_24)) |
|---|
| 2042 | |
|---|
| 2043 | |
|---|
| 2044 | |
|---|
| 2045 | /* Destructuring-bind, macro-bind. */ |
|---|
| 2046 | |
|---|
| 2047 | /* OK to use arg_x, arg_y for whatever (tagged) purpose; */ |
|---|
| 2048 | /* likewise immX regs. */ |
|---|
| 2049 | /* arg_z preserved, nothing else in particular defined on exit. */ |
|---|
| 2050 | /* nargs contains req count (0-255) in PPC bits mask_req_start/mask_req_width, */ |
|---|
| 2051 | /* opt count (0-255) in PPC bits mask_opt_start/mask_opt_width, */ |
|---|
| 2052 | /* key count (0-255) in PPC bits mask_key_start/mask_key_width, */ |
|---|
| 2053 | /* opt-supplied-p flag in PPC bit mask_initopt, */ |
|---|
| 2054 | /* keyp flag in PPC bit mask_keyp, */ |
|---|
| 2055 | /* &allow-other-keys flag in PPC bit mask_aok, */ |
|---|
| 2056 | /* &rest flag in PPC bit mask_restp. */ |
|---|
| 2057 | /* When mask_keyp bit is set, keyvect contains vector of keyword symbols, */ |
|---|
| 2058 | /* length key count. */ |
|---|
| 2059 | |
|---|
| 2060 | _spentry(macro_bind) |
|---|
| 2061 | __(mov whole_reg,arg_reg) |
|---|
| 2062 | __(extract_lisptag(imm0,arg_reg)) |
|---|
| 2063 | __(cmp imm0,#tag_list) |
|---|
| 2064 | __(bne 1f) |
|---|
| 2065 | __(_cdr(arg_reg,arg_reg)) |
|---|
| 2066 | __(b C(destbind1)) |
|---|
| 2067 | 1: |
|---|
| 2068 | __(mov arg_y,#XCALLNOMATCH) |
|---|
| 2069 | __(mov arg_z,whole_reg) |
|---|
| 2070 | __(set_nargs(2)) |
|---|
| 2071 | __(b _SPksignalerr) |
|---|
| 2072 | |
|---|
| 2073 | _spentry(destructuring_bind) |
|---|
| 2074 | __(mov whole_reg,arg_reg) |
|---|
| 2075 | __(b C(destbind1)) |
|---|
| 2076 | |
|---|
| 2077 | _spentry(destructuring_bind_inner) |
|---|
| 2078 | __(mov whole_reg,arg_z) |
|---|
| 2079 | __(b C(destbind1)) |
|---|
| 2080 | |
|---|
| 2081 | dnl /* vpush the values in the value set atop the vsp, incrementing nargs. */ |
|---|
| 2082 | dnl /* Discard the tsp frame; leave values atop the vsp. */ |
|---|
| 2083 | dnl |
|---|
| 2084 | dnl _spentry(recover_values) |
|---|
| 2085 | dnl |
|---|
| 2086 | dnl /* First, walk the segments reversing the pointer to previous segment pointers */ |
|---|
| 2087 | dnl /* Can tell the end because that previous segment pointer is the prev tsp pointer */ |
|---|
| 2088 | dnl __(ldr imm0,[tsp,#tsp_frame.backlink]) /* previous tsp */ |
|---|
| 2089 | dnl __(mov imm1,tsp) /* current segment */ |
|---|
| 2090 | dnl __(mov imm2,tsp) /* last segment */ |
|---|
| 2091 | dnl local_label(walkloop): |
|---|
| 2092 | dnl __(ldr imm3,[imm1,#tsp_frame.fixed_overhead+node_size]) /* next segment */ |
|---|
| 2093 | dnl __(cmpr(imm0,imm3)) /* last segment? */ |
|---|
| 2094 | dnl __(str(imm2,tsp_frame.fixed_overhead+node_size(imm1))) /* reverse pointer */ |
|---|
| 2095 | dnl __(mov imm2,imm1) /* last segment <- current segment */ |
|---|
| 2096 | dnl __(mov imm1,imm3) /* current segment <- next segment */ |
|---|
| 2097 | dnl __(bne local_label(walkloop)) |
|---|
| 2098 | dnl |
|---|
| 2099 | dnl /* the final segment ptr is now in imm2 */ |
|---|
| 2100 | dnl /* walk backwards, pushing values on VSP and incrementing NARGS */ |
|---|
| 2101 | dnl local_label(pushloop): |
|---|
| 2102 | dnl __(ldr imm0,[imm2,#tsp_frame.data_offset]) /* nargs in segment */ |
|---|
| 2103 | dnl __(cmpri(imm0,0)) |
|---|
| 2104 | dnl __(cmpr(cr1,imm2,tsp)) |
|---|
| 2105 | dnl __(la imm3,tsp_frame.data_offset+(2*node_size)(imm2)) |
|---|
| 2106 | dnl __(add imm3,imm3,imm0) |
|---|
| 2107 | dnl __(add nargs,nargs,imm0) |
|---|
| 2108 | dnl __(b 2f) |
|---|
| 2109 | dnl 1: |
|---|
| 2110 | dnl __(ldru(arg_z,-node_size(imm3))) |
|---|
| 2111 | dnl __(cmpri(imm0,fixnum_one)) |
|---|
| 2112 | dnl __(subi imm0,imm0,fixnum_one) |
|---|
| 2113 | dnl __(vpush1(arg_z)) |
|---|
| 2114 | dnl 2: |
|---|
| 2115 | dnl __(bne 1b) |
|---|
| 2116 | dnl __(ldr imm2,[imm2,#tsp_frame.data_offset+node_size]) /* previous segment */ |
|---|
| 2117 | dnl __(bne cr1,local_label(pushloop)) |
|---|
| 2118 | dnl __(unlink(tsp)) |
|---|
| 2119 | dnl __(bx lr) |
|---|
| 2120 | |
|---|
| 2121 | |
|---|
| 2122 | /* Go out of line to do this. Sheesh. */ |
|---|
| 2123 | _spentry(vpopargregs) |
|---|
| 2124 | __(cmp nargs,#0) |
|---|
| 2125 | __(bxeq lr) |
|---|
| 2126 | __(vpop_argregs_nz) |
|---|
| 2127 | __(bx lr) |
|---|
| 2128 | |
|---|
| 2129 | /* If arg_z is an integer, return in imm0 something whose sign */ |
|---|
| 2130 | /* is the same as arg_z's. If not an integer, error. */ |
|---|
| 2131 | _spentry(integer_sign) |
|---|
| 2132 | __(test_fixnum(arg_z)) |
|---|
| 2133 | __(moveq imm0,arg_z) |
|---|
| 2134 | __(bxeq lr) |
|---|
| 2135 | __(extract_typecode(imm0,arg_z)) |
|---|
| 2136 | __(cmp imm0,#subtag_bignum) |
|---|
| 2137 | __(uuo_error_reg_not_xtype(ne,arg_z,xtype_integer)) |
|---|
| 2138 | __(getvheader(imm0,arg_z)) |
|---|
| 2139 | __(header_length(imm0,imm0)) /* boxed length = scaled size */ |
|---|
| 2140 | __(add imm0,imm0,#misc_data_offset-4) /* bias, less 1 element */ |
|---|
| 2141 | __(ldr imm0,[arg_z,imm0]) |
|---|
| 2142 | __(cmp imm0,#0) |
|---|
| 2143 | __(movge imm0,#1) |
|---|
| 2144 | __(movlt imm0,#-1) |
|---|
| 2145 | __(bx lr) |
|---|
| 2146 | |
|---|
| 2147 | |
|---|
| 2148 | /* like misc_set, only pass the (boxed) subtag in temp0 */ |
|---|
| 2149 | _spentry(subtag_misc_set) |
|---|
| 2150 | __(trap_unless_fulltag_equal(arg_x,fulltag_misc,imm0)) |
|---|
| 2151 | __(trap_unless_fixnum(arg_y)) |
|---|
| 2152 | __(vector_length(imm0,arg_x,imm1)) |
|---|
| 2153 | __(cmp arg_y,imm0) |
|---|
| 2154 | __(uuo_error_vector_bounds(hs,arg_y,arg_x)) |
|---|
| 2155 | __(unbox_fixnum(imm1,temp0)) |
|---|
| 2156 | __(b C(misc_set_common)) |
|---|
| 2157 | |
|---|
| 2158 | |
|---|
| 2159 | |
|---|
| 2160 | /* misc_set (vector index newval). Pretty damned similar to */ |
|---|
| 2161 | /* misc_ref, as one might imagine. */ |
|---|
| 2162 | |
|---|
| 2163 | _spentry(misc_set) |
|---|
| 2164 | __(trap_unless_fulltag_equal(arg_x,fulltag_misc,imm0)) |
|---|
| 2165 | __(trap_unless_fixnum(arg_y)) |
|---|
| 2166 | __(vector_length(imm0,arg_x,imm1)) |
|---|
| 2167 | __(cmp arg_y,imm0) |
|---|
| 2168 | __(uuo_error_vector_bounds(hs,arg_y,arg_x)) |
|---|
| 2169 | __(extract_lowbyte(imm1,imm1)) |
|---|
| 2170 | __(b C(misc_set_common)) |
|---|
| 2171 | dnl |
|---|
| 2172 | dnl /* "spread" the lexpr in arg_z. */ |
|---|
| 2173 | dnl /* ppc2-invoke-fn assumes that temp1 is preserved here. */ |
|---|
| 2174 | dnl _spentry(spread_lexprz) |
|---|
| 2175 | dnl __(ldr imm0,[arg_z,#0]) |
|---|
| 2176 | dnl __(cmpri(cr3,imm0,3<<fixnumshift)) |
|---|
| 2177 | dnl __(cmpri(cr4,imm0,2<<fixnumshift)) |
|---|
| 2178 | dnl __(add imm1,arg_z,imm0) |
|---|
| 2179 | dnl __(cmpri(imm0,0)) |
|---|
| 2180 | dnl __(add nargs,nargs,imm0) |
|---|
| 2181 | dnl __(cmpri(cr1,nargs,0)) |
|---|
| 2182 | dnl __(cmpri(cr2,nargs,2<<fixnumshift)) |
|---|
| 2183 | dnl __(la imm1,node_size(imm1)) |
|---|
| 2184 | dnl __(bge cr3,9f) |
|---|
| 2185 | dnl __(beq cr4,2f) |
|---|
| 2186 | dnl __(bne 1f) |
|---|
| 2187 | dnl /* lexpr count was 0; vpop the arg regs that */ |
|---|
| 2188 | dnl /* were vpushed by the caller */ |
|---|
| 2189 | dnl __(beqlr cr1) |
|---|
| 2190 | dnl __(vpop(arg_z)) |
|---|
| 2191 | dnl __(bltlr cr2) |
|---|
| 2192 | dnl __(vpop(arg_y)) |
|---|
| 2193 | dnl __(beqlr cr2) |
|---|
| 2194 | dnl __(vpop(arg_x)) |
|---|
| 2195 | dnl __(bx lr) |
|---|
| 2196 | dnl |
|---|
| 2197 | dnl /* vpush args from the lexpr until we have only */ |
|---|
| 2198 | dnl /* three left, then assign them to arg_x, arg_y, */ |
|---|
| 2199 | dnl /* and arg_z. */ |
|---|
| 2200 | dnl 8: |
|---|
| 2201 | dnl __(cmpri(cr3,imm0,4<<fixnumshift)) |
|---|
| 2202 | dnl __(subi imm0,imm0,#fixnumone) |
|---|
| 2203 | dnl __(ldru(arg_z,-node_size(imm1))) |
|---|
| 2204 | dnl __(vpush1(arg_z)) |
|---|
| 2205 | dnl 9: |
|---|
| 2206 | dnl __(bne cr3,8b) |
|---|
| 2207 | dnl __(ldr arg_x,[imm1,#-node_size*1]) |
|---|
| 2208 | dnl __(ldr arg_y,[imm1,#-node_size*2]) |
|---|
| 2209 | dnl __(ldr arg_z,[imm1,#-node_size*3]) |
|---|
| 2210 | dnl __(bx lr) |
|---|
| 2211 | dnl |
|---|
| 2212 | dnl /* lexpr count is two: set arg_y, arg_z from the */ |
|---|
| 2213 | dnl /* lexpr, maybe vpop arg_x */ |
|---|
| 2214 | dnl 2: |
|---|
| 2215 | dnl __(ldr arg_y,[imm1,#-node_size*1]) |
|---|
| 2216 | dnl __(ldr arg_z,[imm1,#-node_size*2]) |
|---|
| 2217 | dnl __(beqlr cr2) /* return if (new) nargs = 2 */ |
|---|
| 2218 | dnl __(vpop(arg_x)) |
|---|
| 2219 | dnl __(bx lr) |
|---|
| 2220 | dnl |
|---|
| 2221 | dnl /* lexpr count is one: set arg_z from the lexpr, */ |
|---|
| 2222 | dnl /* maybe vpop arg_y, arg_x */ |
|---|
| 2223 | dnl 1: |
|---|
| 2224 | dnl __(ldr arg_z,[imm1,#-node_size]) |
|---|
| 2225 | dnl __(bltlr cr2) /* return if (new) nargs < 2 */ |
|---|
| 2226 | dnl __(vpop(arg_y)) |
|---|
| 2227 | dnl __(beqlr cr2) /* return if (new) nargs = 2 */ |
|---|
| 2228 | dnl __(vpop(arg_x)) |
|---|
| 2229 | dnl __(bx lr) |
|---|
| 2230 | dnl |
|---|
| 2231 | dnl |
|---|
| 2232 | dnl _spentry(reset) |
|---|
| 2233 | dnl .globl _SPthrow |
|---|
| 2234 | dnl __(nop) |
|---|
| 2235 | dnl __(ref_nrs_value(temp0,toplcatch)) |
|---|
| 2236 | dnl __(mov temp1,#XSTKOVER) |
|---|
| 2237 | dnl __(vpush1(temp0)) |
|---|
| 2238 | dnl __(vpush1(temp1)) |
|---|
| 2239 | dnl __(set_nargs(1)) |
|---|
| 2240 | dnl __(b _SPthrow) |
|---|
| 2241 | dnl |
|---|
| 2242 | dnl |
|---|
| 2243 | dnl /* "slide" nargs worth of values up the vstack. IMM0 contains */ |
|---|
| 2244 | dnl /* the difference between the current VSP and the target. */ |
|---|
| 2245 | dnl _spentry(mvslide) |
|---|
| 2246 | dnl __(cmpri(nargs,0)) |
|---|
| 2247 | dnl __(mov imm3,nargs) |
|---|
| 2248 | dnl __(add imm2,vsp,nargs) |
|---|
| 2249 | dnl __(add imm2,imm2,imm0) |
|---|
| 2250 | dnl __(add imm0,vsp,nargs) |
|---|
| 2251 | dnl __(beq 2f) |
|---|
| 2252 | dnl 1: |
|---|
| 2253 | dnl __(cmpri(imm3,1<<fixnumshift)) |
|---|
| 2254 | dnl __(subi imm3,imm3,1<<fixnumshift) |
|---|
| 2255 | dnl __(ldru(temp0,-node_size(imm0))) |
|---|
| 2256 | dnl __(stru(temp0,-node_size(imm2))) |
|---|
| 2257 | dnl __(bne 1b) |
|---|
| 2258 | dnl 2: |
|---|
| 2259 | dnl __(mov vsp,imm2) |
|---|
| 2260 | dnl __(bx lr) |
|---|
| 2261 | dnl |
|---|
| 2262 | dnl /* Build a new TSP area to hold nargs worth of multiple-values. */ |
|---|
| 2263 | dnl /* Pop the multiple values off of the vstack. */ |
|---|
| 2264 | dnl /* The new TSP frame will look like this: */ |
|---|
| 2265 | dnl /* */ |
|---|
| 2266 | dnl /*+--------+-------+-------+---------+--------+--------+--------+======+----------+ */ |
|---|
| 2267 | dnl /*| ptr to | zero | nargs | ptr to | valn-1 | valn-2 | val-0 | ???? | prev TSP | */ |
|---|
| 2268 | dnl /*| prev | | | prev | | | | fill | | */ |
|---|
| 2269 | dnl /*| TSP | | | segment | | | | | | */ |
|---|
| 2270 | dnl /*+--------+-------+-------+---------+--------+--------+--------+------+----------+ */ |
|---|
| 2271 | dnl /* */ |
|---|
| 2272 | dnl /* e.g., the first multiple value goes in the last cell in the frame, the */ |
|---|
| 2273 | dnl /* count of values goes in the first word, and the word after the value count */ |
|---|
| 2274 | dnl /* is 0 if the number of values is even (for alignment). */ |
|---|
| 2275 | dnl /* Subsequent calls to .SPadd_values preserve this alignment. */ |
|---|
| 2276 | dnl /* .SPrecover_values is therefore pretty simple. */ |
|---|
| 2277 | dnl |
|---|
| 2278 | dnl _spentry(save_values) |
|---|
| 2279 | dnl __(mov imm1,tsp) |
|---|
| 2280 | dnl |
|---|
| 2281 | dnl /* common exit: nargs = values in this set, imm1 = ptr to tsp before */ |
|---|
| 2282 | dnl /* call to save_values */ |
|---|
| 2283 | dnl local_label(save_values_to_tsp): |
|---|
| 2284 | dnl __(mov imm2,tsp) |
|---|
| 2285 | dnl __(dnode_align(imm0,nargs,tsp_frame.fixed_overhead+(2*node_size))) /* count, link */ |
|---|
| 2286 | dnl __(TSP_Alloc_Var_Boxed_nz(imm0,imm3)) |
|---|
| 2287 | dnl __(str(imm1,tsp_frame.backlink(tsp))) /* keep one tsp "frame" as far as rest of lisp is concerned */ |
|---|
| 2288 | dnl __(str(nargs,tsp_frame.data_offset(tsp))) |
|---|
| 2289 | dnl __(str(imm2,tsp_frame.data_offset+node_size(tsp))) /* previous tsp */ |
|---|
| 2290 | dnl __(la imm3,tsp_frame.data_offset+node_size*2(tsp)) |
|---|
| 2291 | dnl __(add imm3,imm3,nargs) |
|---|
| 2292 | dnl __(add imm0,vsp,nargs) |
|---|
| 2293 | dnl __(cmpr(imm0,vsp)) |
|---|
| 2294 | dnl __(b 2f) |
|---|
| 2295 | dnl 1: |
|---|
| 2296 | dnl __(ldru(arg_z,-node_size(imm0))) |
|---|
| 2297 | dnl __(cmpr(imm0,vsp)) |
|---|
| 2298 | dnl __(stru(arg_z,-node_size(imm3))) |
|---|
| 2299 | dnl 2: |
|---|
| 2300 | dnl __(bne 1b) |
|---|
| 2301 | dnl __(add vsp,vsp,nargs) /* discard values */ |
|---|
| 2302 | dnl __(bx lr) |
|---|
| 2303 | dnl |
|---|
| 2304 | dnl |
|---|
| 2305 | dnl /* Add the multiple values that are on top of the vstack to the set */ |
|---|
| 2306 | dnl /* saved in the top tsp frame, popping them off of the vstack in the */ |
|---|
| 2307 | dnl /* process. It is an error (a bad one) if the TSP contains something */ |
|---|
| 2308 | dnl /* other than a previously saved set of multiple-values. */ |
|---|
| 2309 | dnl /* Since adding to the TSP may cause a new TSP segment to be allocated, */ |
|---|
| 2310 | dnl /* each add_values call adds another linked element to the list of */ |
|---|
| 2311 | dnl /* values. This makes recover_values harder. */ |
|---|
| 2312 | dnl |
|---|
| 2313 | dnl _spentry(add_values) |
|---|
| 2314 | dnl __(cmpri(nargs,0)) |
|---|
| 2315 | dnl __(ldr imm1,[tsp,#0]) |
|---|
| 2316 | dnl __(bne local_label(save_values_to_tsp)) |
|---|
| 2317 | dnl __(bx lr) |
|---|
| 2318 | dnl |
|---|
| 2319 | |
|---|
| 2320 | /* Like misc_alloc (a LOT like it, since it does most of the work), but takes */ |
|---|
| 2321 | /* an initial-value arg in arg_z, element_count in arg_x, subtag in arg_y. */ |
|---|
| 2322 | /* Calls out to %init-misc, which does the rest of the work. */ |
|---|
| 2323 | |
|---|
| 2324 | _spentry(misc_alloc_init) |
|---|
| 2325 | __(build_lisp_frame(imm0)) |
|---|
| 2326 | __(mov fn,#0) |
|---|
| 2327 | __(mov temp2,arg_z) /* initval */ |
|---|
| 2328 | __(mov arg_z,arg_y) /* subtag */ |
|---|
| 2329 | __(mov arg_y,arg_x) /* element-count */ |
|---|
| 2330 | __(bl _SPmisc_alloc) |
|---|
| 2331 | __(restore_lisp_frame(imm0)) |
|---|
| 2332 | __(ref_nrs_symbol(fname,init_misc,imm0)) |
|---|
| 2333 | __(set_nargs(2)) |
|---|
| 2334 | __(mov arg_y,temp2) |
|---|
| 2335 | __(jump_fname()) |
|---|
| 2336 | |
|---|
| 2337 | /* As in stack_misc_alloc above, only with a non-default initial-value. */ |
|---|
| 2338 | /* The funny part here is that we build a lisp frame, then push a vector |
|---|
| 2339 | /* on top of it. Shuffle things around, carefully. */ |
|---|
| 2340 | |
|---|
| 2341 | |
|---|
| 2342 | _spentry(stack_misc_alloc_init) |
|---|
| 2343 | __(build_lisp_frame(imm0)) |
|---|
| 2344 | __(mov arg_x,sp) |
|---|
| 2345 | __(mov fn,#0) |
|---|
| 2346 | __(mov temp2,arg_z) /* initval */ |
|---|
| 2347 | __(mov arg_z,arg_y) /* subtag */ |
|---|
| 2348 | __(mov arg_y,arg_x) /* element-count */ |
|---|
| 2349 | __(bl _SPstack_misc_alloc) |
|---|
| 2350 | __(mov imm0,#0) |
|---|
| 2351 | __(ldr lr,[arg_x,#lisp_frame.savelr]) |
|---|
| 2352 | __(ldr fn,[arg_x,#lisp_frame.savefn]) |
|---|
| 2353 | __(ldr vsp,[arg_x,#lisp_frame.savevsp]) |
|---|
| 2354 | __(ldr imm1,[sp]) |
|---|
| 2355 | __(add imm2,imm1,#lisp_frame.size) |
|---|
| 2356 | __(str imm2,[sp]) |
|---|
| 2357 | __(str imm0,[arg_x,#lisp_frame.savelr]) |
|---|
| 2358 | __(str imm0,[arg_x,#lisp_frame.savefn]) |
|---|
| 2359 | __(str imm0,[arg_x,#lisp_frame.savevsp]) |
|---|
| 2360 | __(str imm0,[arg_x,#lisp_frame.marker]) |
|---|
| 2361 | __(str imm1,[sp,#lisp_frame.size]!) |
|---|
| 2362 | __(add arg_z,arg_z,#lisp_frame.size) |
|---|
| 2363 | __(ref_nrs_symbol(fname,init_misc,imm0)) |
|---|
| 2364 | __(set_nargs(2)) |
|---|
| 2365 | __(mov arg_y,temp2) |
|---|
| 2366 | __(jump_fname()) |
|---|
| 2367 | |
|---|
| 2368 | _spentry(popj) |
|---|
| 2369 | .globl C(popj) |
|---|
| 2370 | C(popj): |
|---|
| 2371 | __(return_lisp_frame(imm0)) |
|---|
| 2372 | |
|---|
| 2373 | dnl |
|---|
| 2374 | dnl _spentry(restorefullcontext) |
|---|
| 2375 | dnl __(mflr loc_pc) |
|---|
| 2376 | dnl __(mtctr loc_pc) |
|---|
| 2377 | dnl __(ldr loc_pc,[sp,#lisp_frame.savelr]) |
|---|
| 2378 | dnl __(mtlr loc_pc) |
|---|
| 2379 | dnl __(ldr vsp,[sp,#lisp_frame.savevsp]) |
|---|
| 2380 | dnl __(ldr fn,[sp,#lisp_frame.savefn]) |
|---|
| 2381 | dnl __(discard_lisp_frame()) |
|---|
| 2382 | dnl __(bctr) |
|---|
| 2383 | dnl |
|---|
| 2384 | |
|---|
| 2385 | dnl |
|---|
| 2386 | dnl |
|---|
| 2387 | dnl /* Nargs is valid; all arg regs, lexpr-count pushed by caller. */ |
|---|
| 2388 | dnl /* imm0 = vsp to restore. */ |
|---|
| 2389 | dnl /* Return all values returned by caller to its caller, hiding */ |
|---|
| 2390 | dnl /* the variable-length arglist. */ |
|---|
| 2391 | dnl /* If we can detect that the caller's caller didn't expect */ |
|---|
| 2392 | dnl /* multiple values, then things are even simpler. */ |
|---|
| 2393 | dnl _spentry(lexpr_entry) |
|---|
| 2394 | dnl __(ref_global(imm1,ret1val_addr)) |
|---|
| 2395 | dnl __(cmpr(imm1,loc_pc)) |
|---|
| 2396 | dnl __(build_lisp_frame(fn,loc_pc,imm0)) |
|---|
| 2397 | dnl __(bne 1f) |
|---|
| 2398 | dnl __(ref_global(imm0,lexpr_return)) |
|---|
| 2399 | dnl __(build_lisp_frame(rzero,imm0,vsp)) |
|---|
| 2400 | dnl __(mov loc_pc,imm1) |
|---|
| 2401 | dnl __(ldr imm0,[rcontext,#tcr.cs_limit]) |
|---|
| 2402 | dnl __(trllt(sp,imm0)) |
|---|
| 2403 | dnl __(mov fn,#0) |
|---|
| 2404 | dnl __(bx lr) |
|---|
| 2405 | dnl |
|---|
| 2406 | dnl /* The single-value case just needs to return to something that'll pop */ |
|---|
| 2407 | dnl /* the variable-length frame off of the vstack. */ |
|---|
| 2408 | dnl 1: |
|---|
| 2409 | dnl __(ref_global(loc_pc,lexpr_return1v)) |
|---|
| 2410 | dnl __(ldr imm0,[rcontext,#tcr.cs_limit]) |
|---|
| 2411 | dnl __(trllt(sp,imm0)) |
|---|
| 2412 | dnl __(mov fn,#0) |
|---|
| 2413 | dnl __(bx lr) |
|---|
| 2414 | |
|---|
| 2415 | |
|---|
| 2416 | |
|---|
| 2417 | |
|---|
| 2418 | |
|---|
| 2419 | |
|---|
| 2420 | |
|---|
| 2421 | |
|---|
| 2422 | |
|---|
| 2423 | |
|---|
| 2424 | |
|---|
| 2425 | /* Enter the debugger */ |
|---|
| 2426 | _spentry(breakpoint) |
|---|
| 2427 | __(mov r3,#0) |
|---|
| 2428 | __(uuo_debug_trap(al)) |
|---|
| 2429 | __(bx lr) /* if handler didn't */ |
|---|
| 2430 | |
|---|
| 2431 | |
|---|
| 2432 | /* arg_z should be of type (UNSIGNED-BYTE 64); */ |
|---|
| 2433 | /* return high 32 bits in imm1, low 32 bits in imm0 */ |
|---|
| 2434 | |
|---|
| 2435 | |
|---|
| 2436 | _spentry(getu64) |
|---|
| 2437 | __(test_fixnum(arg_z)) |
|---|
| 2438 | __(bne 1f) |
|---|
| 2439 | __(unbox_fixnum(imm0,arg_z)) |
|---|
| 2440 | __(movs imm1,imm0,asr #31) |
|---|
| 2441 | __(bxeq lr) |
|---|
| 2442 | 0: |
|---|
| 2443 | __(uuo_error_reg_not_xtype(al,arg_z,xtype_u64)) |
|---|
| 2444 | 1: |
|---|
| 2445 | __(extract_typecode(imm0,arg_z)) |
|---|
| 2446 | __(cmp imm0,#subtag_bignum) |
|---|
| 2447 | __(bne 0b) |
|---|
| 2448 | __(movc16(imm1,two_digit_bignum_header)) |
|---|
| 2449 | __(getvheader(imm0,arg_z)) |
|---|
| 2450 | __(cmp imm0,imm1) |
|---|
| 2451 | __(bne 2f) |
|---|
| 2452 | __(vrefr(imm0,arg_z,0)) |
|---|
| 2453 | __(vrefr(imm1,arg_z,1)) |
|---|
| 2454 | __(cmp imm1,#0) |
|---|
| 2455 | __(bxge lr) |
|---|
| 2456 | __(uuo_error_reg_not_xtype(al,arg_z,xtype_u64)) |
|---|
| 2457 | 2: __(movc16(imm1,three_digit_bignum_header)) |
|---|
| 2458 | __(cmp imm0,imm1) |
|---|
| 2459 | __(uuo_error_reg_not_xtype(ne,arg_z,xtype_u64)) |
|---|
| 2460 | __(vrefr(imm2,arg_z,2)) |
|---|
| 2461 | __(cmp imm2,#0) |
|---|
| 2462 | __(vrefr(imm1,arg_z,1)) |
|---|
| 2463 | __(vrefr(imm0,arg_z,0)) |
|---|
| 2464 | __(bxeq lr) |
|---|
| 2465 | __(uuo_error_reg_not_xtype(al,arg_z,xtype_u64)) |
|---|
| 2466 | |
|---|
| 2467 | |
|---|
| 2468 | /* arg_z should be of type (SIGNED-BYTE 64); */ |
|---|
| 2469 | /* return high 32 bits in imm1, low 32 bits in imm0 */ |
|---|
| 2470 | |
|---|
| 2471 | _spentry(gets64) |
|---|
| 2472 | __(test_fixnum(arg_z)) |
|---|
| 2473 | __(moveq imm0,arg_z,asr #fixnumshift) |
|---|
| 2474 | __(moveq imm1,imm0,asr #31) |
|---|
| 2475 | __(bxeq lr) |
|---|
| 2476 | __(mov imm2,#0) |
|---|
| 2477 | __(extract_lisptag(imm0,arg_z)) |
|---|
| 2478 | __(cmp imm0,#tag_misc) |
|---|
| 2479 | __(ldreq imm2,[arg_z,#misc_header_offset]) |
|---|
| 2480 | __(movc16(imm1,two_digit_bignum_header)) |
|---|
| 2481 | __(cmp imm1,imm2) |
|---|
| 2482 | __(uuo_error_reg_not_xtype(ne,arg_z,xtype_s64)) |
|---|
| 2483 | __(vrefr(imm1,arg_z,1)) |
|---|
| 2484 | __(vrefr(imm0,arg_z,0)) |
|---|
| 2485 | __(bx lr) |
|---|
| 2486 | |
|---|
| 2487 | |
|---|
| 2488 | /* on entry: arg_z = symbol. On exit, arg_z = value (possibly */ |
|---|
| 2489 | /* unbound_marker), arg_y = symbol, imm1 = symbol.binding-index */ |
|---|
| 2490 | _spentry(specref) |
|---|
| 2491 | __(ldr imm1,[arg_z,#symbol.binding_index]) |
|---|
| 2492 | __(ldr imm0,[rcontext,#tcr.tlb_limit]) |
|---|
| 2493 | __(cmp imm1,imm0) |
|---|
| 2494 | __(ldr temp0,[rcontext,#tcr.tlb_pointer]) |
|---|
| 2495 | __(mov arg_y,arg_z) |
|---|
| 2496 | __(movhs imm1,#0) |
|---|
| 2497 | __(ldr arg_z,[temp0,imm1]) |
|---|
| 2498 | __(cmp arg_z,#no_thread_local_binding_marker) |
|---|
| 2499 | __(ldreq arg_z,[arg_y,#symbol.vcell]) |
|---|
| 2500 | __(bx lr) |
|---|
| 2501 | |
|---|
| 2502 | _spentry(specrefcheck) |
|---|
| 2503 | __(ldr imm1,[arg_z,#symbol.binding_index]) |
|---|
| 2504 | __(ldr imm0,[rcontext,#tcr.tlb_limit]) |
|---|
| 2505 | __(cmp imm1,imm0) |
|---|
| 2506 | __(movhs imm1,#0) |
|---|
| 2507 | __(ldr imm0,[rcontext,#tcr.tlb_pointer]) |
|---|
| 2508 | __(mov arg_y,arg_z) |
|---|
| 2509 | __(ldr arg_z,[imm0,imm1]) |
|---|
| 2510 | __(cmp arg_z,#no_thread_local_binding_marker) |
|---|
| 2511 | __(ldreq arg_z,[arg_y,#symbol.vcell]) |
|---|
| 2512 | __(cmp arg_z,#unbound_marker) |
|---|
| 2513 | __(uuo_error_unbound(eq,arg_y)) |
|---|
| 2514 | __(bx lr) |
|---|
| 2515 | |
|---|
| 2516 | /* arg_y = special symbol, arg_z = new value. */ |
|---|
| 2517 | _spentry(specset) |
|---|
| 2518 | __(ldr imm1,[arg_y,#symbol.binding_index]) |
|---|
| 2519 | __(ldr imm0,[rcontext,#tcr.tlb_limit]) |
|---|
| 2520 | __(ldr imm2,[rcontext,#tcr.tlb_pointer]) |
|---|
| 2521 | __(cmp imm1,imm0) |
|---|
| 2522 | __(movge imm1,#0) |
|---|
| 2523 | __(ldr temp1,[imm2,imm1]) |
|---|
| 2524 | __(cmp temp1,#no_thread_local_binding_marker) |
|---|
| 2525 | __(strne arg_z,[imm2,imm1]) |
|---|
| 2526 | __(bxne lr) |
|---|
| 2527 | __(mov arg_x,arg_y) |
|---|
| 2528 | __(mov arg_y,#symbol.vcell-misc_data_offset) |
|---|
| 2529 | __(b _SPgvset) |
|---|
| 2530 | |
|---|
| 2531 | dnl /* Restore current thread's interrupt level to arg_z, */ |
|---|
| 2532 | dnl /* noting whether the tcr's interrupt_pending flag was set. */ |
|---|
| 2533 | dnl _spentry(restoreintlevel) |
|---|
| 2534 | dnl __(cmpri(cr1,arg_z,0)) |
|---|
| 2535 | dnl __(ldr imm0,[rcontext,#tcr.interrupt_pending]) |
|---|
| 2536 | dnl __(cmpri(imm0,0)) |
|---|
| 2537 | dnl __(bne cr1,1f) |
|---|
| 2538 | dnl __(beq 1f) |
|---|
| 2539 | dnl __(str(rzero,tcr.interrupt_pending(rcontext))) |
|---|
| 2540 | dnl __(mov nargs,#fixnum_one) |
|---|
| 2541 | dnl __(trgti(nargs,0)) |
|---|
| 2542 | dnl __(bx lr) |
|---|
| 2543 | dnl 1: |
|---|
| 2544 | dnl __(ldr nargs,[rcontext,#tcr.tlb_pointer]) |
|---|
| 2545 | dnl __(str(arg_z,INTERRUPT_LEVEL_BINDING_INDEX(nargs))) |
|---|
| 2546 | dnl __(bx lr) |
|---|
| 2547 | |
|---|
| 2548 | |
|---|
| 2549 | /* Construct a lisp integer out of the 32-bit signed value in imm0 */ |
|---|
| 2550 | /* arg_z should be of type (SIGNED-BYTE 32); return unboxed result in imm0 */ |
|---|
| 2551 | |
|---|
| 2552 | _spentry(gets32) |
|---|
| 2553 | __(test_fixnum(arg_z)) |
|---|
| 2554 | __(moveq imm0,arg_z,asr #fixnumshift) |
|---|
| 2555 | __(bxeq lr) |
|---|
| 2556 | __(extract_lisptag(imm0,arg_z)) |
|---|
| 2557 | __(cmp imm0,#tag_misc) |
|---|
| 2558 | __(uuo_error_reg_not_xtype(ne,arg_z,xtype_s32)) |
|---|
| 2559 | __(getvheader(imm0,arg_z)) |
|---|
| 2560 | __(movc16(imm1,one_digit_bignum_header)) |
|---|
| 2561 | __(cmp imm0,imm1) |
|---|
| 2562 | __(uuo_error_reg_not_xtype(ne,arg_z,xtype_s32)) |
|---|
| 2563 | __(vrefr(imm0,arg_z,0)) |
|---|
| 2564 | __(bx lr) |
|---|
| 2565 | |
|---|
| 2566 | |
|---|
| 2567 | /* */ |
|---|
| 2568 | /* arg_z should be of type (UNSIGNED-BYTE 32); return unboxed result in imm0 */ |
|---|
| 2569 | /* */ |
|---|
| 2570 | |
|---|
| 2571 | _spentry(getu32) |
|---|
| 2572 | __(test_fixnum(arg_z)) |
|---|
| 2573 | __(moveq imm0,arg_z,asr #fixnumshift) |
|---|
| 2574 | __(movseq imm1,imm0,asr #31) |
|---|
| 2575 | __(bxeq lr) |
|---|
| 2576 | __(movc16(imm1,one_digit_bignum_header)) |
|---|
| 2577 | __(extract_lisptag(imm0,arg_z)) |
|---|
| 2578 | __(cmp imm0,#tag_misc) |
|---|
| 2579 | __(uuo_error_reg_not_xtype(ne,arg_z,xtype_u32)) |
|---|
| 2580 | __(getvheader(imm0,arg_z)) |
|---|
| 2581 | __(cmp imm0,imm1) |
|---|
| 2582 | __(ldreq imm0,[arg_z,#misc_data_offset]) |
|---|
| 2583 | __(beq 7f) |
|---|
| 2584 | __(movc16(imm1,two_digit_bignum_header)) |
|---|
| 2585 | __(cmp imm0,imm1) |
|---|
| 2586 | __(ldreq imm0,[arg_z,#misc_data_offset]) |
|---|
| 2587 | __(ldreq imm1,[arg_z,#misc_data_offset+4]) |
|---|
| 2588 | __(cmpeq imm1,#0) |
|---|
| 2589 | __(bxeq lr) |
|---|
| 2590 | __(uuo_error_reg_not_xtype(ne,arg_z,xtype_u32)) |
|---|
| 2591 | 7: |
|---|
| 2592 | __(movs imm1,imm0,asr #31) |
|---|
| 2593 | __(bxeq lr) |
|---|
| 2594 | __(uuo_error_reg_not_xtype(ne,arg_z,xtype_u32)) |
|---|
| 2595 | |
|---|
| 2596 | |
|---|
| 2597 | /* */ |
|---|
| 2598 | /* As per mvpass above, but in this case fname is known to be a */ |
|---|
| 2599 | /* symbol. */ |
|---|
| 2600 | |
|---|
| 2601 | _spentry(mvpasssym) |
|---|
| 2602 | __(cmp nargs,#node_size*nargregs) |
|---|
| 2603 | __(mov nfn,vsp) |
|---|
| 2604 | __(subgt nfn,nfn,#node_size*nargregs) |
|---|
| 2605 | __(addgt nfn,nfn,nargs) |
|---|
| 2606 | __(build_lisp_frame(imm0,nfn)) |
|---|
| 2607 | __(ref_global(lr,ret1val_addr,imm0)) |
|---|
| 2608 | __(mov fn,#0) |
|---|
| 2609 | __(jump_fname()) |
|---|
| 2610 | |
|---|
| 2611 | _spentry(unbind) |
|---|
| 2612 | __(ldr imm1,[rcontext,#tcr.db_link]) |
|---|
| 2613 | __(ldr temp0,[rcontext,#tcr.tlb_pointer]) |
|---|
| 2614 | __(ldr imm0,[imm1,#binding.sym]) |
|---|
| 2615 | __(ldr temp1,[imm1,#binding.val]) |
|---|
| 2616 | __(ldr imm1,[imm1,#binding.link]) |
|---|
| 2617 | __(str temp1,[temp0,imm0]) |
|---|
| 2618 | __(str imm1,[rcontext,#tcr.db_link]) |
|---|
| 2619 | __(bx lr) |
|---|
| 2620 | |
|---|
| 2621 | /* Clobbers imm1,temp0,arg_x, arg_y */ |
|---|
| 2622 | _spentry(unbind_n) |
|---|
| 2623 | __(ldr imm1,[rcontext,#tcr.db_link]) |
|---|
| 2624 | __(ldr arg_x,[rcontext,#tcr.tlb_pointer]) |
|---|
| 2625 | 1: __(ldr temp0,[imm1,#binding.sym]) |
|---|
| 2626 | __(ldr arg_y,[imm1,#binding.val]) |
|---|
| 2627 | __(ldr imm1,[imm1,#binding.link]) |
|---|
| 2628 | __(subs imm0,imm0,#1) |
|---|
| 2629 | __(str arg_y,[arg_x,temp0]) |
|---|
| 2630 | __(bne 1b) |
|---|
| 2631 | __(str imm1,[rcontext,#tcr.db_link]) |
|---|
| 2632 | __(bx lr) |
|---|
| 2633 | |
|---|
| 2634 | /* */ |
|---|
| 2635 | /* Clobbers imm1,temp0,arg_x, arg_y */ |
|---|
| 2636 | |
|---|
| 2637 | _spentry(unbind_to) |
|---|
| 2638 | do_unbind_to(imm1,temp1,arg_x,arg_y) |
|---|
| 2639 | __(bx lr) |
|---|
| 2640 | |
|---|
| 2641 | |
|---|
| 2642 | |
|---|
| 2643 | /* */ |
|---|
| 2644 | /* Restore the special bindings from the top of the tstack, */ |
|---|
| 2645 | /* leaving the tstack frame allocated. */ |
|---|
| 2646 | /* Note that there might be 0 saved bindings, in which case */ |
|---|
| 2647 | /* do nothing. */ |
|---|
| 2648 | /* Note also that this is -only- called from an unwind-protect */ |
|---|
| 2649 | /* cleanup form, and that .SPnthrowXXX is keeping one or more */ |
|---|
| 2650 | /* values in a frame on top of the tstack. */ |
|---|
| 2651 | /* */ |
|---|
| 2652 | |
|---|
| 2653 | _spentry(progvrestore) |
|---|
| 2654 | __(skip_stack_vector(imm0,imm1,sp)) |
|---|
| 2655 | /* There might be a lisp_frame at imm0. Not sure */ |
|---|
| 2656 | __(ldr imm0,[imm0,#node_size]) /* or maybe node_size+lisp_frame.size */ |
|---|
| 2657 | __(cmp imm0,#0) |
|---|
| 2658 | __(unbox_fixnum(imm0,imm0)) |
|---|
| 2659 | __(bne _SPunbind_n) |
|---|
| 2660 | __(bx lr) |
|---|
| 2661 | |
|---|
| 2662 | /* Bind CCL::*INTERRUPT-LEVEL* to 0. If its value had been negative, check */ |
|---|
| 2663 | /* for pending interrupts after doing so. */ |
|---|
| 2664 | _spentry(bind_interrupt_level_0) |
|---|
| 2665 | __(ldr temp1,[rcontext,#tcr.tlb_pointer]) |
|---|
| 2666 | __(ldr temp0,[temp1,#INTERRUPT_LEVEL_BINDING_INDEX]) |
|---|
| 2667 | __(ldr imm0,[rcontext,#tcr.db_link]) |
|---|
| 2668 | __(cmp temp0,#0) |
|---|
| 2669 | __(mov imm1,#INTERRUPT_LEVEL_BINDING_INDEX) |
|---|
| 2670 | __(vpush1(temp0)) |
|---|
| 2671 | __(vpush1(imm1)) |
|---|
| 2672 | __(vpush1(imm0)) |
|---|
| 2673 | __(mov imm0,#0) |
|---|
| 2674 | __(str imm0,[temp1,#INTERRUPT_LEVEL_BINDING_INDEX]) |
|---|
| 2675 | __(str vsp,[rcontext,#tcr.db_link]) |
|---|
| 2676 | __(bxeq lr) |
|---|
| 2677 | __(ldrlt temp0,[rcontext,#tcr.interrupt_pending]) |
|---|
| 2678 | __(cmp temp0,#0) |
|---|
| 2679 | __(uuo_interrupt_now(gt)) |
|---|
| 2680 | __(bx lr) |
|---|
| 2681 | |
|---|
| 2682 | /* Bind CCL::*INTERRUPT-LEVEL* to the fixnum -1. (This has the effect */ |
|---|
| 2683 | /* of disabling interrupts.) */ |
|---|
| 2684 | _spentry(bind_interrupt_level_m1) |
|---|
| 2685 | __(mov imm2,#-fixnumone) |
|---|
| 2686 | __(mov imm1,#INTERRUPT_LEVEL_BINDING_INDEX) |
|---|
| 2687 | __(ldr temp1,[rcontext,#tcr.tlb_pointer]) |
|---|
| 2688 | __(ldr temp0,[temp1,#INTERRUPT_LEVEL_BINDING_INDEX]) |
|---|
| 2689 | __(ldr imm0,[rcontext,#tcr.db_link]) |
|---|
| 2690 | __(vpush1(temp0)) |
|---|
| 2691 | __(vpush1(imm1)) |
|---|
| 2692 | __(vpush1(imm0)) |
|---|
| 2693 | __(str imm2,[temp1,#INTERRUPT_LEVEL_BINDING_INDEX]) |
|---|
| 2694 | __(str vsp,[rcontext,tcr.db_link]) |
|---|
| 2695 | __(bx lr) |
|---|
| 2696 | |
|---|
| 2697 | |
|---|
| 2698 | /* Bind CCL::*INTERRUPT-LEVEL* to the value in arg_z. If that value's 0, */ |
|---|
| 2699 | /* do what _SPbind_interrupt_level_0 does */ |
|---|
| 2700 | _spentry(bind_interrupt_level) |
|---|
| 2701 | __(cmp arg_z,#0) |
|---|
| 2702 | __(mov imm1,#INTERRUPT_LEVEL_BINDING_INDEX) |
|---|
| 2703 | __(ldr temp1,[rcontext,#tcr.tlb_pointer]) |
|---|
| 2704 | __(ldr temp0,[temp1,#INTERRUPT_LEVEL_BINDING_INDEX]) |
|---|
| 2705 | __(ldr imm0,[rcontext,#tcr.db_link]) |
|---|
| 2706 | __(beq _SPbind_interrupt_level_0) |
|---|
| 2707 | __(vpush1(temp0)) |
|---|
| 2708 | __(vpush1(imm1)) |
|---|
| 2709 | __(vpush1(imm0)) |
|---|
| 2710 | __(str arg_z,[temp1,INTERRUPT_LEVEL_BINDING_INDEX]) |
|---|
| 2711 | __(str vsp,[rcontext,#tcr.db_link]) |
|---|
| 2712 | __(bx lr) |
|---|
| 2713 | |
|---|
| 2714 | /* Unbind CCL::*INTERRUPT-LEVEL*. If the value changes from negative to */ |
|---|
| 2715 | /* non-negative, check for pending interrupts. This is often called in */ |
|---|
| 2716 | /* a context where nargs is significant, so save and restore nargs around */ |
|---|
| 2717 | /* any interrupt polling */ |
|---|
| 2718 | |
|---|
| 2719 | _spentry(unbind_interrupt_level) |
|---|
| 2720 | __(ldr imm0,[rcontext,#tcr.flags]) |
|---|
| 2721 | __(ldr temp2,[rcontext,#tcr.tlb_pointer]) |
|---|
| 2722 | __(tst imm0,#1<<TCR_FLAG_BIT_PENDING_SUSPEND) |
|---|
| 2723 | __(ldr imm0,[rcontext,#tcr.db_link]) |
|---|
| 2724 | __(ldr temp0,[temp2,#INTERRUPT_LEVEL_BINDING_INDEX]) |
|---|
| 2725 | __(bne 5f) |
|---|
| 2726 | 0: |
|---|
| 2727 | __(ldr temp1,[imm0,#binding.val]) |
|---|
| 2728 | __(ldr imm0,[imm0,#binding.link]) |
|---|
| 2729 | __(str temp1,[temp2,#INTERRUPT_LEVEL_BINDING_INDEX]) |
|---|
| 2730 | __(str imm0,[rcontext,#tcr.db_link]) |
|---|
| 2731 | __(cmp temp0,#0) |
|---|
| 2732 | __(bxge lr) |
|---|
| 2733 | __(cmp temp1,#0) |
|---|
| 2734 | __(bxlt lr) |
|---|
| 2735 | __(check_enabled_pending_interrupt(imm0)) |
|---|
| 2736 | __(bx lr) |
|---|
| 2737 | 5: /* Missed a suspend request; force suspend now if we're restoring |
|---|
| 2738 | interrupt level to -1 or greater */ |
|---|
| 2739 | __(cmp temp0,#-2<<fixnumshift) |
|---|
| 2740 | __(bne 0b) |
|---|
| 2741 | __(ldr imm0,[imm1,#binding.val]) |
|---|
| 2742 | __(cmp imm0,temp0) |
|---|
| 2743 | __(beq 0b) |
|---|
| 2744 | __(mov imm0,#1<<fixnumshift) |
|---|
| 2745 | __(str imm0,[temp2,INTERRUPT_LEVEL_BINDING_INDEX]) |
|---|
| 2746 | __(suspend_now()) |
|---|
| 2747 | __(b 0b) |
|---|
| 2748 | |
|---|
| 2749 | |
|---|
| 2750 | /* arg_x = array, arg_y = i, arg_z = j. Typecheck everything. |
|---|
| 2751 | We don't know whether the array is alleged to be simple or |
|---|
| 2752 | not, and don't know anythng about the element type. */ |
|---|
| 2753 | _spentry(aref2) |
|---|
| 2754 | __(trap_unless_fixnum(arg_y)) |
|---|
| 2755 | __(trap_unless_fixnum(arg_z)) |
|---|
| 2756 | __(extract_typecode(imm2,arg_x)) |
|---|
| 2757 | __(cmp imm2,#subtag_arrayH) |
|---|
| 2758 | __(ldreq imm1,[arg_x,#arrayH.rank]) |
|---|
| 2759 | __(cmpeq imm1,#2<<fixnumshift) |
|---|
| 2760 | __(uuo_error_reg_not_xtype(ne,arg_x,xtype_array2d)) |
|---|
| 2761 | /* It's a 2-dimensional array. Check bounds */ |
|---|
| 2762 | __(ldr imm0,[arg_x,#arrayH.dim0]) |
|---|
| 2763 | __(cmp arg_y,imm0) |
|---|
| 2764 | __(uuo_error_array_bounds(hs,arg_y,arg_x)) |
|---|
| 2765 | __(ldr imm0,[arg_x,#arrayH.dim0+node_size]) |
|---|
| 2766 | __(cmp arg_z,imm0) |
|---|
| 2767 | __(uuo_error_array_bounds(hs,arg_z,arg_x)) |
|---|
| 2768 | __(unbox_fixnum(imm0,imm0)) |
|---|
| 2769 | __(mul temp0,arg_y,imm0) /* no MLA on ARMv5 */ |
|---|
| 2770 | __(add arg_z,arg_z,temp0) |
|---|
| 2771 | /* arg_z is now row-major-index; get data vector and |
|---|
| 2772 | add in possible offset */ |
|---|
| 2773 | __(mov arg_y,arg_x) |
|---|
| 2774 | 0: __(ldr imm0,[arg_y,#arrayH.displacement]) |
|---|
| 2775 | __(ldr arg_y,[arg_y,#arrayH.data_vector]) |
|---|
| 2776 | __(extract_subtag(imm1,arg_y)) |
|---|
| 2777 | __(cmp imm1,#subtag_vectorH) |
|---|
| 2778 | __(add arg_z,arg_z,imm0) |
|---|
| 2779 | __(bgt C(misc_ref_common)) |
|---|
| 2780 | __(b 0b) |
|---|
| 2781 | |
|---|
| 2782 | /* temp0 = array, arg_x = i, arg_y = j, arg_z = k */ |
|---|
| 2783 | _spentry(aref3) |
|---|
| 2784 | __(trap_unless_fixnum(arg_x)) |
|---|
| 2785 | __(trap_unless_fixnum(arg_y)) |
|---|
| 2786 | __(trap_unless_fixnum(arg_z)) |
|---|
| 2787 | __(extract_typecode(imm2,temp0)) |
|---|
| 2788 | __(mov imm1,#0) |
|---|
| 2789 | __(cmp imm2,#subtag_arrayH) |
|---|
| 2790 | __(ldreq imm1,[temp0,#arrayH.rank]) |
|---|
| 2791 | __(cmp imm1,#3<<fixnumshift) |
|---|
| 2792 | __(uuo_error_reg_not_xtype(ne,temp0,xtype_array3d)) |
|---|
| 2793 | /* It's a 3-dimensional array. Check bounds */ |
|---|
| 2794 | __(ldr imm2,[temp0,arrayH.dim0+(node_size*2)]) |
|---|
| 2795 | __(ldr imm1,[temp0,#arrayH.dim0+node_size]) |
|---|
| 2796 | __(ldr imm0,[temp0,#arrayH.dim0]) |
|---|
| 2797 | __(cmp arg_z,imm2) |
|---|
| 2798 | __(uuo_error_array_bounds(hs,arg_z,temp0)) |
|---|
| 2799 | __(cmp arg_y,imm1) |
|---|
| 2800 | __(uuo_error_array_bounds(hs,arg_y,temp0)) |
|---|
| 2801 | __(cmp arg_x,imm0) |
|---|
| 2802 | __(uuo_error_array_bounds(hs,arg_x,temp0)) |
|---|
| 2803 | __(unbox_fixnum(imm2,imm2)) |
|---|
| 2804 | __(unbox_fixnum(imm1,imm1)) |
|---|
| 2805 | __(mul arg_y,imm2,arg_y) |
|---|
| 2806 | __(mul imm1,imm2,imm1) |
|---|
| 2807 | __(mul arg_x,imm1,arg_x) |
|---|
| 2808 | __(add arg_z,arg_z,arg_y) |
|---|
| 2809 | __(add arg_z,arg_z,arg_x) |
|---|
| 2810 | __(mov arg_y,temp0) |
|---|
| 2811 | 0: __(ldr arg_x,[arg_y,#arrayH.displacement]) |
|---|
| 2812 | __(ldr arg_y,[arg_y,#arrayH.data_vector]) |
|---|
| 2813 | __(extract_subtag(imm1,arg_y)) |
|---|
| 2814 | __(cmp imm1,#subtag_vectorH) |
|---|
| 2815 | __(add arg_z,arg_x,arg_z) |
|---|
| 2816 | __(bgt C(misc_ref_common)) |
|---|
| 2817 | __(b 0b) |
|---|
| 2818 | |
|---|
| 2819 | |
|---|
| 2820 | |
|---|
| 2821 | |
|---|
| 2822 | /* As for aref2 above, but temp = array, arg_x = i, arg_y = j, arg_z = newval */ |
|---|
| 2823 | _spentry(aset2) |
|---|
| 2824 | __(extract_typecode(imm0,temp0)) |
|---|
| 2825 | __(cmp imm0,#subtag_arrayH) |
|---|
| 2826 | __(ldreq imm0,[temp0,#arrayH.rank]) |
|---|
| 2827 | __(cmpeq imm0,#2<<fixnumshift) |
|---|
| 2828 | __(uuo_error_reg_not_xtype(ne,temp0,xtype_array2d)) |
|---|
| 2829 | __(trap_unless_fixnum(arg_x)) |
|---|
| 2830 | __(trap_unless_fixnum(arg_y)) |
|---|
| 2831 | /* It's a 2-dimensional array. Check bounds */ |
|---|
| 2832 | __(ldr imm0,[temp0,#arrayH.dim0]) |
|---|
| 2833 | __(cmp arg_x,imm0) |
|---|
| 2834 | __(uuo_error_array_bounds(hs,arg_x,temp0)) |
|---|
| 2835 | __(ldr imm0,[temp0,#arrayH.dim0+node_size]) |
|---|
| 2836 | __(cmp arg_y,imm0) |
|---|
| 2837 | __(uuo_error_array_bounds(hs,arg_y,temp0)) |
|---|
| 2838 | __(unbox_fixnum(imm0,imm0)) |
|---|
| 2839 | __(mul temp1,arg_x,imm0) |
|---|
| 2840 | __(add arg_y,arg_y,temp1) |
|---|
| 2841 | /* arg_y is now row-major-index; get data vector and |
|---|
| 2842 | add in possible offset */ |
|---|
| 2843 | __(mov arg_x,temp0) |
|---|
| 2844 | 0: __(ldr imm0,[arg_x,#arrayH.displacement]) |
|---|
| 2845 | __(ldr arg_x,[arg_x,#arrayH.data_vector]) |
|---|
| 2846 | __(extract_subtag(imm1,arg_x)) |
|---|
| 2847 | __(cmp imm1,#subtag_vectorH) |
|---|
| 2848 | __(add arg_y,arg_y,imm0) |
|---|
| 2849 | __(bgt C(misc_set_common)) |
|---|
| 2850 | __(b 0b) |
|---|
| 2851 | |
|---|
| 2852 | |
|---|
| 2853 | /* temp1 = array, temp0 = i, arg_x = j, arg_y = k, arg_z = new */ |
|---|
| 2854 | _spentry(aset3) |
|---|
| 2855 | __(extract_typecode(imm0,temp1)) |
|---|
| 2856 | __(cmp imm0,#subtag_arrayH) |
|---|
| 2857 | __(ldreq imm0,[temp1,#arrayH.rank]) |
|---|
| 2858 | __(cmpeq imm0,#3<<fixnumshift) |
|---|
| 2859 | __(uuo_error_reg_not_xtype(ne,temp1,xtype_array3d)) |
|---|
| 2860 | __(trap_unless_fixnum(temp0)) |
|---|
| 2861 | __(trap_unless_fixnum(arg_x)) |
|---|
| 2862 | __(trap_unless_fixnum(arg_y)) |
|---|
| 2863 | /* It's a 3-dimensional array. Check bounds */ |
|---|
| 2864 | __(ldr imm2,[temp1,#arrayH.dim0+(node_size*2)]) |
|---|
| 2865 | __(ldr imm1,[temp1,#arrayH.dim0+node_size]) |
|---|
| 2866 | __(ldr imm0,[temp1,#arrayH.dim0]) |
|---|
| 2867 | __(cmp arg_y,imm2) |
|---|
| 2868 | __(uuo_error_array_bounds(hs,arg_y,temp1)) |
|---|
| 2869 | __(cmp arg_x,imm1) |
|---|
| 2870 | __(uuo_error_array_bounds(hs,arg_x,temp1)) |
|---|
| 2871 | __(unbox_fixnum(imm1,imm1)) |
|---|
| 2872 | __(cmp temp0,imm0) |
|---|
| 2873 | __(uuo_error_array_bounds(hs,temp0,temp1)) |
|---|
| 2874 | __(mul arg_x,imm2,arg_x) |
|---|
| 2875 | __(mul imm1,imm2,imm1) |
|---|
| 2876 | __(mul temp0,imm1,temp0) |
|---|
| 2877 | __(add arg_y,arg_y,arg_x) |
|---|
| 2878 | __(add arg_y,arg_y,temp0) |
|---|
| 2879 | __(mov arg_x,temp1) |
|---|
| 2880 | 0: __(ldr temp0,[arg_x,#arrayH.displacement]) |
|---|
| 2881 | __(ldr arg_x,[arg_x,#arrayH.data_vector]) |
|---|
| 2882 | __(extract_subtag(imm1,arg_x)) |
|---|
| 2883 | __(cmp imm1,#subtag_vectorH) |
|---|
| 2884 | __(add arg_y,arg_y,temp0) |
|---|
| 2885 | __(bgt C(misc_set_common)) |
|---|
| 2886 | __(b 0b) |
|---|
| 2887 | |
|---|
| 2888 | |
|---|
| 2889 | _spentry(nmkunwind) |
|---|
| 2890 | __(mov imm2,#-fixnumone) |
|---|
| 2891 | __(mov imm1,#INTERRUPT_LEVEL_BINDING_INDEX) |
|---|
| 2892 | __(ldr temp0,[rcontext,#tcr.tlb_pointer]) |
|---|
| 2893 | __(ldr arg_y,[temp0,#INTERRUPT_LEVEL_BINDING_INDEX]) |
|---|
| 2894 | __(ldr imm0,[rcontext,#tcr.db_link]) |
|---|
| 2895 | __(vpush1(arg_y)) |
|---|
| 2896 | __(vpush1(imm1)) |
|---|
| 2897 | __(vpush1(imm0)) |
|---|
| 2898 | __(str imm2,[temp0,#INTERRUPT_LEVEL_BINDING_INDEX]) |
|---|
| 2899 | __(str vsp,[rcontext,#tcr.db_link]) |
|---|
| 2900 | __(mov arg_z,#unbound_marker) |
|---|
| 2901 | __(mov imm2,#fixnum_one) |
|---|
| 2902 | __(mkcatch()) |
|---|
| 2903 | __(mov arg_z,arg_y) |
|---|
| 2904 | __(b _SPbind_interrupt_level) |
|---|
| 2905 | |
|---|
| 2906 | /* EOF, basically */ |
|---|
| 2907 | |
|---|
| 2908 | _exportfn(C(misc_ref_common)) |
|---|
| 2909 | __(adr imm0,(local_label(misc_ref_jmp))) |
|---|
| 2910 | __(ldr pc,[imm0,imm1,lsl #2]) |
|---|
| 2911 | |
|---|
| 2912 | local_label(misc_ref_jmp): |
|---|
| 2913 | /* 00-0f */ |
|---|
| 2914 | .long local_label(misc_ref_invalid) /* 00 even_fixnum */ |
|---|
| 2915 | |
|---|
| 2916 | .long local_label(misc_ref_invalid) /* 01 cons */ |
|---|
| 2917 | .long local_label(misc_ref_invalid) /* 02 nodeheader */ |
|---|
| 2918 | .long local_label(misc_ref_invalid) /* 03 imm */ |
|---|
| 2919 | .long local_label(misc_ref_invalid) /* 04 odd_fixnum */ |
|---|
| 2920 | .long local_label(misc_ref_invalid) /* 05 nil */ |
|---|
| 2921 | .long local_label(misc_ref_invalid) /* 06 misc */ |
|---|
| 2922 | .long local_label(misc_ref_u32) /* 07 bignum */ |
|---|
| 2923 | .long local_label(misc_ref_invalid) /* 08 even_fixnum */ |
|---|
| 2924 | .long local_label(misc_ref_invalid) /* 09 cons */ |
|---|
| 2925 | .long local_label(misc_ref_node) /* 0a ratio */ |
|---|
| 2926 | .long local_label(misc_ref_invalid) /* 0b imm */ |
|---|
| 2927 | .long local_label(misc_ref_invalid) /* 0c odd_fixnum */ |
|---|
| 2928 | .long local_label(misc_ref_invalid) /* 0d nil */ |
|---|
| 2929 | .long local_label(misc_ref_invalid) /* 0e misc */ |
|---|
| 2930 | .long local_label(misc_ref_u32) /* 0f single_float */ |
|---|
| 2931 | /* 10-1f */ |
|---|
| 2932 | .long local_label(misc_ref_invalid) /* 10 even_fixnum */ |
|---|
| 2933 | .long local_label(misc_ref_invalid) /* 11 cons */ |
|---|
| 2934 | .long local_label(misc_ref_invalid) /* 12 nodeheader */ |
|---|
| 2935 | .long local_label(misc_ref_invalid) /* 13 imm */ |
|---|
| 2936 | .long local_label(misc_ref_invalid) /* 14 odd_fixnum */ |
|---|
| 2937 | .long local_label(misc_ref_invalid) /* 15 nil */ |
|---|
| 2938 | .long local_label(misc_ref_invalid) /* 16 misc */ |
|---|
| 2939 | .long local_label(misc_ref_u32) /* 17 double_float */ |
|---|
| 2940 | .long local_label(misc_ref_invalid) /* 18 even_fixnum */ |
|---|
| 2941 | .long local_label(misc_ref_invalid) /* 19 cons */ |
|---|
| 2942 | .long local_label(misc_ref_node) /* 1a complex */ |
|---|
| 2943 | .long local_label(misc_ref_invalid) /* 1b imm */ |
|---|
| 2944 | .long local_label(misc_ref_invalid) /* 1c odd_fixnum */ |
|---|
| 2945 | .long local_label(misc_ref_invalid) /* 1d nil */ |
|---|
| 2946 | .long local_label(misc_ref_invalid) /* 1e misc */ |
|---|
| 2947 | .long local_label(misc_ref_u32) /* 1f macptr */ |
|---|
| 2948 | /* 20-2f */ |
|---|
| 2949 | .long local_label(misc_ref_invalid) /* 20 even_fixnum */ |
|---|
| 2950 | .long local_label(misc_ref_invalid) /* 21 cons */ |
|---|
| 2951 | .long local_label(misc_ref_node) /* 22 catch_frame */ |
|---|
| 2952 | .long local_label(misc_ref_invalid) /* 23 imm */ |
|---|
| 2953 | .long local_label(misc_ref_invalid) /* 24 odd_fixnum */ |
|---|
| 2954 | .long local_label(misc_ref_invalid) /* 25 nil */ |
|---|
| 2955 | .long local_label(misc_ref_invalid) /* 26 misc */ |
|---|
| 2956 | .long local_label(misc_ref_u32) /* 27 dead_macptr */ |
|---|
| 2957 | .long local_label(misc_ref_invalid) /* 28 even_fixnum */ |
|---|
| 2958 | .long local_label(misc_ref_invalid) /* 29 cons */ |
|---|
| 2959 | .long local_label(misc_ref_node) /* 2a function */ |
|---|
| 2960 | .long local_label(misc_ref_invalid) /* 2b imm */ |
|---|
| 2961 | .long local_label(misc_ref_invalid) /* 2c odd_fixnum */ |
|---|
| 2962 | .long local_label(misc_ref_invalid) /* 2d nil */ |
|---|
| 2963 | .long local_label(misc_ref_invalid) /* 2e misc */ |
|---|
| 2964 | .long local_label(misc_ref_u32) /* 2f code_vector */ |
|---|
| 2965 | /* 30-3f */ |
|---|
| 2966 | .long local_label(misc_ref_invalid) /* 30 even_fixnum */ |
|---|
| 2967 | .long local_label(misc_ref_invalid) /* 31 cons */ |
|---|
| 2968 | .long local_label(misc_ref_node) /* 32 lisp_thread */ |
|---|
| 2969 | .long local_label(misc_ref_invalid) /* 33 imm */ |
|---|
| 2970 | .long local_label(misc_ref_invalid) /* 34 odd_fixnum */ |
|---|
| 2971 | .long local_label(misc_ref_invalid) /* 35 nil */ |
|---|
| 2972 | .long local_label(misc_ref_invalid) /* 36 misc */ |
|---|
| 2973 | .long local_label(misc_ref_u32) /* 37 creole */ |
|---|
| 2974 | .long local_label(misc_ref_invalid) /* 38 even_fixnum */ |
|---|
| 2975 | .long local_label(misc_ref_invalid) /* 39 cons */ |
|---|
| 2976 | .long local_label(misc_ref_node) /* 3a symbol */ |
|---|
| 2977 | .long local_label(misc_ref_invalid) /* 3b imm */ |
|---|
| 2978 | .long local_label(misc_ref_invalid) /* 3c odd_fixnum */ |
|---|
| 2979 | .long local_label(misc_ref_invalid) /* 3d nil */ |
|---|
| 2980 | .long local_label(misc_ref_invalid) /* 3e misc */ |
|---|
| 2981 | .long local_label(misc_ref_u32) /* 3f xcode_vector */ |
|---|
| 2982 | /* 40-4f */ |
|---|
| 2983 | .long local_label(misc_ref_invalid) /* 40 even_fixnum */ |
|---|
| 2984 | .long local_label(misc_ref_invalid) /* 41 cons */ |
|---|
| 2985 | .long local_label(misc_ref_node) /* 42 lock */ |
|---|
| 2986 | .long local_label(misc_ref_invalid) /* 43 imm */ |
|---|
| 2987 | .long local_label(misc_ref_invalid) /* 44 odd_fixnum */ |
|---|
| 2988 | .long local_label(misc_ref_invalid) /* 45 nil */ |
|---|
| 2989 | .long local_label(misc_ref_invalid) /* 46 misc */ |
|---|
| 2990 | .long local_label(misc_ref_invalid) /* 47 immheader */ |
|---|
| 2991 | .long local_label(misc_ref_invalid) /* 48 even_fixnum */ |
|---|
| 2992 | .long local_label(misc_ref_invalid) /* 49 cons */ |
|---|
| 2993 | .long local_label(misc_ref_node) /* 4a hash_vector */ |
|---|
| 2994 | .long local_label(misc_ref_invalid) /* 4b imm */ |
|---|
| 2995 | .long local_label(misc_ref_invalid) /* 4c odd_fixnum */ |
|---|
| 2996 | .long local_label(misc_ref_invalid) /* 4d nil */ |
|---|
| 2997 | .long local_label(misc_ref_invalid) /* 4e misc */ |
|---|
| 2998 | .long local_label(misc_ref_invalid) /* 4f immheader */ |
|---|
| 2999 | /* 50-5f */ |
|---|
| 3000 | .long local_label(misc_ref_invalid) /* 50 even_fixnum */ |
|---|
| 3001 | .long local_label(misc_ref_invalid) /* 51 cons */ |
|---|
| 3002 | .long local_label(misc_ref_node) /* 52 pool */ |
|---|
| 3003 | .long local_label(misc_ref_invalid) /* 53 imm */ |
|---|
| 3004 | .long local_label(misc_ref_invalid) /* 54 odd_fixnum */ |
|---|
| 3005 | .long local_label(misc_ref_invalid) /* 55 nil */ |
|---|
| 3006 | .long local_label(misc_ref_invalid) /* 56 misc */ |
|---|
| 3007 | .long local_label(misc_ref_invalid) /* 57 immheader */ |
|---|
| 3008 | .long local_label(misc_ref_invalid) /* 58 even_fixnum */ |
|---|
| 3009 | .long local_label(misc_ref_invalid) /* 59 cons */ |
|---|
| 3010 | .long local_label(misc_ref_node) /* 5a weak */ |
|---|
| 3011 | .long local_label(misc_ref_invalid) /* 5b imm */ |
|---|
| 3012 | .long local_label(misc_ref_invalid) /* 5c odd_fixnum */ |
|---|
| 3013 | .long local_label(misc_ref_invalid) /* 5d nil */ |
|---|
| 3014 | .long local_label(misc_ref_invalid) /* 5e misc */ |
|---|
| 3015 | .long local_label(misc_ref_invalid) /* 5f immheader */ |
|---|
| 3016 | /* 60-6f */ |
|---|
| 3017 | .long local_label(misc_ref_invalid) /* 60 even_fixnum */ |
|---|
| 3018 | .long local_label(misc_ref_invalid) /* 61 cons */ |
|---|
| 3019 | .long local_label(misc_ref_node) /* 62 package */ |
|---|
| 3020 | .long local_label(misc_ref_invalid) /* 63 imm */ |
|---|
| 3021 | .long local_label(misc_ref_invalid) /* 64 odd_fixnum */ |
|---|
| 3022 | .long local_label(misc_ref_invalid) /* 65 nil */ |
|---|
| 3023 | .long local_label(misc_ref_invalid) /* 66 misc */ |
|---|
| 3024 | .long local_label(misc_ref_invalid) /* 67 immheader */ |
|---|
| 3025 | .long local_label(misc_ref_invalid) /* 68 even_fixnum */ |
|---|
| 3026 | .long local_label(misc_ref_invalid) /* 69 cons */ |
|---|
| 3027 | .long local_label(misc_ref_node) /* 6a slot_vector */ |
|---|
| 3028 | .long local_label(misc_ref_invalid) /* 6b imm */ |
|---|
| 3029 | .long local_label(misc_ref_invalid) /* 6c odd_fixnum */ |
|---|
| 3030 | .long local_label(misc_ref_invalid) /* 6d nil */ |
|---|
| 3031 | .long local_label(misc_ref_invalid) /* 6e misc */ |
|---|
| 3032 | .long local_label(misc_ref_invalid) /* 6f immheader */ |
|---|
| 3033 | /* 70-7f */ |
|---|
| 3034 | .long local_label(misc_ref_invalid) /* 70 even_fixnum */ |
|---|
| 3035 | .long local_label(misc_ref_invalid) /* 71 cons */ |
|---|
| 3036 | .long local_label(misc_ref_node) /* 72 instance */ |
|---|
| 3037 | .long local_label(misc_ref_invalid) /* 73 imm */ |
|---|
| 3038 | .long local_label(misc_ref_invalid) /* 74 odd_fixnum */ |
|---|
| 3039 | .long local_label(misc_ref_invalid) /* 75 nil */ |
|---|
| 3040 | .long local_label(misc_ref_invalid) /* 76 misc */ |
|---|
| 3041 | .long local_label(misc_ref_invalid) /* 77 immheader */ |
|---|
| 3042 | .long local_label(misc_ref_invalid) /* 78 even_fixnum */ |
|---|
| 3043 | .long local_label(misc_ref_invalid) /* 79 cons */ |
|---|
| 3044 | .long local_label(misc_ref_node) /* 7a struct */ |
|---|
| 3045 | .long local_label(misc_ref_invalid) /* 7b imm */ |
|---|
| 3046 | .long local_label(misc_ref_invalid) /* 7c odd_fixnum */ |
|---|
| 3047 | .long local_label(misc_ref_invalid) /* 7d nil */ |
|---|
| 3048 | .long local_label(misc_ref_invalid) /* 7e misc */ |
|---|
| 3049 | .long local_label(misc_ref_invalid) /* 7f immheader */ |
|---|
| 3050 | /* 80-8f */ |
|---|
| 3051 | .long local_label(misc_ref_invalid) /* 80 even_fixnum */ |
|---|
| 3052 | .long local_label(misc_ref_invalid) /* 81 cons */ |
|---|
| 3053 | .long local_label(misc_ref_node) /* 82 istruct */ |
|---|
| 3054 | .long local_label(misc_ref_invalid) /* 83 imm */ |
|---|
| 3055 | .long local_label(misc_ref_invalid) /* 84 odd_fixnum */ |
|---|
| 3056 | .long local_label(misc_ref_invalid) /* 85 nil */ |
|---|
| 3057 | .long local_label(misc_ref_invalid) /* 86 misc */ |
|---|
| 3058 | .long local_label(misc_ref_invalid) /* 87 immheader */ |
|---|
| 3059 | .long local_label(misc_ref_invalid) /* 88 even_fixnum */ |
|---|
| 3060 | .long local_label(misc_ref_invalid) /* 89 cons */ |
|---|
| 3061 | .long local_label(misc_ref_node) /* 8a value_cell */ |
|---|
| 3062 | .long local_label(misc_ref_invalid) /* 8b imm */ |
|---|
| 3063 | .long local_label(misc_ref_invalid) /* 8c odd_fixnum */ |
|---|
| 3064 | .long local_label(misc_ref_invalid) /* 8d nil */ |
|---|
| 3065 | .long local_label(misc_ref_invalid) /* 8e misc */ |
|---|
| 3066 | .long local_label(misc_ref_invalid) /* 8f immheader */ |
|---|
| 3067 | /* 90-9f */ |
|---|
| 3068 | .long local_label(misc_ref_invalid) /* 90 even_fixnum */ |
|---|
| 3069 | .long local_label(misc_ref_invalid) /* 91 cons */ |
|---|
| 3070 | .long local_label(misc_ref_node) /* 92 xfunction */ |
|---|
| 3071 | .long local_label(misc_ref_invalid) /* 93 imm */ |
|---|
| 3072 | .long local_label(misc_ref_invalid) /* 94 odd_fixnum */ |
|---|
| 3073 | .long local_label(misc_ref_invalid) /* 95 nil */ |
|---|
| 3074 | .long local_label(misc_ref_invalid) /* 96 misc */ |
|---|
| 3075 | .long local_label(misc_ref_invalid) /* 97 immheader */ |
|---|
| 3076 | .long local_label(misc_ref_invalid) /* 98 even_fixnum */ |
|---|
| 3077 | .long local_label(misc_ref_invalid) /* 99 cons */ |
|---|
| 3078 | .long local_label(misc_ref_node) /* 9a arrayN */ |
|---|
| 3079 | .long local_label(misc_ref_invalid) /* 9b imm */ |
|---|
| 3080 | .long local_label(misc_ref_invalid) /* 9c odd_fixnum */ |
|---|
| 3081 | .long local_label(misc_ref_invalid) /* 9d nil */ |
|---|
| 3082 | .long local_label(misc_ref_invalid) /* 9e misc */ |
|---|
| 3083 | .long local_label(misc_ref_invalid) /* 9f immheader */ |
|---|
| 3084 | /* a0-af */ |
|---|
| 3085 | .long local_label(misc_ref_invalid) /* a0 even_fixnum */ |
|---|
| 3086 | .long local_label(misc_ref_invalid) /* a1 cons */ |
|---|
| 3087 | .long local_label(misc_ref_node) /* a2 vectorH */ |
|---|
| 3088 | .long local_label(misc_ref_invalid) /* a3 imm */ |
|---|
| 3089 | .long local_label(misc_ref_invalid) /* a4 odd_fixnum */ |
|---|
| 3090 | .long local_label(misc_ref_invalid) /* a5 nil */ |
|---|
| 3091 | .long local_label(misc_ref_invalid) /* a6 misc */ |
|---|
| 3092 | .long local_label(misc_ref_single_float_vector) /* a7 sf_vector */ |
|---|
| 3093 | .long local_label(misc_ref_invalid) /* a8 even_fixnum */ |
|---|
| 3094 | .long local_label(misc_ref_invalid) /* a9 cons */ |
|---|
| 3095 | .long local_label(misc_ref_node) /* aa simple_vector */ |
|---|
| 3096 | .long local_label(misc_ref_invalid) /* ab imm */ |
|---|
| 3097 | .long local_label(misc_ref_invalid) /* ac odd_fixnum */ |
|---|
| 3098 | .long local_label(misc_ref_invalid) /* ad nil */ |
|---|
| 3099 | .long local_label(misc_ref_invalid) /* ae misc */ |
|---|
| 3100 | .long local_label(misc_ref_u32) /* af u32 */ |
|---|
| 3101 | /* b0-bf */ |
|---|
| 3102 | .long local_label(misc_ref_invalid) /* b0 even_fixnum */ |
|---|
| 3103 | .long local_label(misc_ref_invalid) /* b1 cons */ |
|---|
| 3104 | .long local_label(misc_ref_invalid) /* b2 nodeheader */ |
|---|
| 3105 | .long local_label(misc_ref_invalid) /* b3 imm */ |
|---|
| 3106 | .long local_label(misc_ref_invalid) /* b4 odd_fixnum */ |
|---|
| 3107 | .long local_label(misc_ref_invalid) /* b5 nil */ |
|---|
| 3108 | .long local_label(misc_ref_invalid) /* b6 misc */ |
|---|
| 3109 | .long local_label(misc_ref_s32) /* b7 s32 */ |
|---|
| 3110 | .long local_label(misc_ref_invalid) /* b8 even_fixnum */ |
|---|
| 3111 | .long local_label(misc_ref_invalid) /* b9 cons */ |
|---|
| 3112 | .long local_label(misc_ref_invalid) /* ba nodeheader */ |
|---|
| 3113 | .long local_label(misc_ref_invalid) /* bb imm */ |
|---|
| 3114 | .long local_label(misc_ref_invalid) /* bc odd_fixnum */ |
|---|
| 3115 | .long local_label(misc_ref_invalid) /* bd nil */ |
|---|
| 3116 | .long local_label(misc_ref_invalid) /* be misc */ |
|---|
| 3117 | .long local_label(misc_ref_fixnum_vector) /* bf fixnum_vector */ |
|---|
| 3118 | /* c0-cf */ |
|---|
| 3119 | .long local_label(misc_ref_invalid) /* c0 even_fixnum */ |
|---|
| 3120 | .long local_label(misc_ref_invalid) /* c1 cons */ |
|---|
| 3121 | .long local_label(misc_ref_invalid) /* c2 nodeheader */ |
|---|
| 3122 | .long local_label(misc_ref_invalid) /* c3 imm */ |
|---|
| 3123 | .long local_label(misc_ref_invalid) /* c4 odd_fixnum */ |
|---|
| 3124 | .long local_label(misc_ref_invalid) /* c5 nil */ |
|---|
| 3125 | .long local_label(misc_ref_invalid) /* c6 misc */ |
|---|
| 3126 | .long local_label(misc_ref_new_string) /* c7 new_string */ |
|---|
| 3127 | .long local_label(misc_ref_invalid) /* c8 even_fixnum */ |
|---|
| 3128 | .long local_label(misc_ref_invalid) /* c9 cons */ |
|---|
| 3129 | .long local_label(misc_ref_invalid) /* ca nodeheader */ |
|---|
| 3130 | .long local_label(misc_ref_invalid) /* cb imm */ |
|---|
| 3131 | .long local_label(misc_ref_invalid) /* cc odd_fixnum */ |
|---|
| 3132 | .long local_label(misc_ref_invalid) /* cd nil */ |
|---|
| 3133 | .long local_label(misc_ref_invalid) /* ce misc */ |
|---|
| 3134 | .long local_label(misc_ref_u8) /* cf u8 */ |
|---|
| 3135 | /* d0-df */ |
|---|
| 3136 | .long local_label(misc_ref_invalid) /* d0 even_fixnum */ |
|---|
| 3137 | .long local_label(misc_ref_invalid) /* d1 cons */ |
|---|
| 3138 | .long local_label(misc_ref_invalid) /* d2 nodeheader */ |
|---|
| 3139 | .long local_label(misc_ref_invalid) /* d3 imm */ |
|---|
| 3140 | .long local_label(misc_ref_invalid) /* d4 odd_fixnum */ |
|---|
| 3141 | .long local_label(misc_ref_invalid) /* d5 nil */ |
|---|
| 3142 | .long local_label(misc_ref_invalid) /* d6 misc */ |
|---|
| 3143 | .long local_label(misc_ref_s8) /* d7 s8 */ |
|---|
| 3144 | .long local_label(misc_ref_invalid) /* d8 even_fixnum */ |
|---|
| 3145 | .long local_label(misc_ref_invalid) /* d9 cons */ |
|---|
| 3146 | .long local_label(misc_ref_invalid) /* da nodeheader */ |
|---|
| 3147 | .long local_label(misc_ref_invalid) /* db imm */ |
|---|
| 3148 | .long local_label(misc_ref_invalid) /* dc odd_fixnum */ |
|---|
| 3149 | .long local_label(misc_ref_invalid) /* dd nil */ |
|---|
| 3150 | .long local_label(misc_ref_invalid) /* de misc */ |
|---|
| 3151 | .long local_label(misc_ref_old_string) /* df (old)subtag_simple_base_string */ |
|---|
| 3152 | /* e0-ef */ |
|---|
| 3153 | .long local_label(misc_ref_invalid) /* e0 even_fixnum */ |
|---|
| 3154 | .long local_label(misc_ref_invalid) /* e1 cons */ |
|---|
| 3155 | .long local_label(misc_ref_invalid) /* e2 nodeheader */ |
|---|
| 3156 | .long local_label(misc_ref_invalid) /* e3 imm */ |
|---|
| 3157 | .long local_label(misc_ref_invalid) /* e4 odd_fixnum */ |
|---|
| 3158 | .long local_label(misc_ref_invalid) /* e5 nil */ |
|---|
| 3159 | .long local_label(misc_ref_invalid) /* e6 misc */ |
|---|
| 3160 | .long local_label(misc_ref_u16) /* e7 u16 */ |
|---|
| 3161 | .long local_label(misc_ref_invalid) /* e8 even_fixnum */ |
|---|
| 3162 | .long local_label(misc_ref_invalid) /* e9 cons */ |
|---|
| 3163 | .long local_label(misc_ref_invalid) /* ea nodeheader */ |
|---|
| 3164 | .long local_label(misc_ref_invalid) /* eb imm */ |
|---|
| 3165 | .long local_label(misc_ref_invalid) /* ec odd_fixnum */ |
|---|
| 3166 | .long local_label(misc_ref_invalid) /* ed nil */ |
|---|
| 3167 | .long local_label(misc_ref_invalid) /* ee misc */ |
|---|
| 3168 | .long local_label(misc_ref_s16) /* ef s16 */ |
|---|
| 3169 | /* f0-ff */ |
|---|
| 3170 | .long local_label(misc_ref_invalid) /* f0 even_fixnum */ |
|---|
| 3171 | .long local_label(misc_ref_invalid) /* f1 cons */ |
|---|
| 3172 | .long local_label(misc_ref_invalid) /* f2 nodeheader */ |
|---|
| 3173 | .long local_label(misc_ref_invalid) /* f3 imm */ |
|---|
| 3174 | .long local_label(misc_ref_invalid) /* f4 odd_fixnum */ |
|---|
| 3175 | .long local_label(misc_ref_invalid) /* f5 nil */ |
|---|
| 3176 | .long local_label(misc_ref_invalid) /* f6 misc */ |
|---|
| 3177 | .long local_label(misc_ref_double_float_vector) /* f7 df vector */ |
|---|
| 3178 | .long local_label(misc_ref_invalid) /* f8 even_fixnum */ |
|---|
| 3179 | .long local_label(misc_ref_invalid) /* f9 cons */ |
|---|
| 3180 | .long local_label(misc_ref_invalid) /* fa nodeheader */ |
|---|
| 3181 | .long local_label(misc_ref_invalid) /* fb imm */ |
|---|
| 3182 | .long local_label(misc_ref_invalid) /* fc odd_fixnum */ |
|---|
| 3183 | .long local_label(misc_ref_invalid) /* fd nil */ |
|---|
| 3184 | .long local_label(misc_ref_invalid) /* fe misc */ |
|---|
| 3185 | .long local_label(misc_ref_bit_vector) /* ff bit_vector */ |
|---|
| 3186 | |
|---|
| 3187 | local_label(misc_ref_node): |
|---|
| 3188 | /* A node vector. */ |
|---|
| 3189 | __(add imm0,arg_z,#misc_data_offset) |
|---|
| 3190 | __(ldr arg_z,[arg_y,imm0]) |
|---|
| 3191 | __(bx lr) |
|---|
| 3192 | local_label(misc_ref_single_float_vector): |
|---|
| 3193 | __(add imm0,arg_z,misc_data_offset) |
|---|
| 3194 | __(movc16(imm1,single_float_header)) |
|---|
| 3195 | __(ldr imm0,[arg_y,imm0]) |
|---|
| 3196 | __(Misc_Alloc_Fixed(arg_z,imm1,single_float.size)) |
|---|
| 3197 | __(str imm0,[arg_z,#single_float.value]) |
|---|
| 3198 | __(bx lr) |
|---|
| 3199 | local_label(misc_ref_new_string): |
|---|
| 3200 | __(add imm0,arg_z,#misc_data_offset) |
|---|
| 3201 | __(ldr imm0,[arg_y,imm0]) |
|---|
| 3202 | __(mov arg_z,imm0,lsl #charcode_shift) |
|---|
| 3203 | __(orr arg_z,arg_z,#subtag_character) |
|---|
| 3204 | __(bx lr) |
|---|
| 3205 | local_label(misc_ref_s32): |
|---|
| 3206 | __(add imm0,arg_z,#misc_data_offset) |
|---|
| 3207 | __(ldr imm0,[arg_y,imm0]) |
|---|
| 3208 | __(b _SPmakes32) |
|---|
| 3209 | local_label(misc_ref_fixnum_vector): |
|---|
| 3210 | __(add imm0,arg_z,#misc_data_offset) |
|---|
| 3211 | __(ldr imm0,[arg_y,imm0]) |
|---|
| 3212 | __(box_fixnum(arg_z,imm0)) |
|---|
| 3213 | __(bx lr) |
|---|
| 3214 | local_label(misc_ref_u32): |
|---|
| 3215 | __(add imm0,arg_z,#misc_data_offset) |
|---|
| 3216 | __(ldr imm0,[arg_y,imm0]) |
|---|
| 3217 | __(b _SPmakeu32) |
|---|
| 3218 | local_label(misc_ref_double_float_vector): |
|---|
| 3219 | __(mov imm0,arg_z,lsl #1) |
|---|
| 3220 | __(add imm0,imm0,#misc_dfloat_offset) |
|---|
| 3221 | __(ldrd imm0,imm1,[arg_y,imm0]) |
|---|
| 3222 | __(movc16(imm2,double_float_header)) |
|---|
| 3223 | __(Misc_Alloc_Fixed(arg_z,imm2,double_float.size)) |
|---|
| 3224 | __(strd imm0,imm1,[arg_z,#double_float.value]) |
|---|
| 3225 | __(bx lr) |
|---|
| 3226 | local_label(misc_ref_bit_vector): |
|---|
| 3227 | __(mov imm1,#nbits_in_word-1) |
|---|
| 3228 | __(and imm1,imm1,arg_z,lsr #2) |
|---|
| 3229 | __(mov imm2,#1) |
|---|
| 3230 | __(mov imm2,imm2,lsl imm1) |
|---|
| 3231 | __(mov imm0,arg_z,lsr #5+fixnumshift) |
|---|
| 3232 | __(mov imm0,imm0,lsl #2) |
|---|
| 3233 | __(add imm0,imm0,#misc_data_offset) |
|---|
| 3234 | __(mov arg_z,#0) |
|---|
| 3235 | __(ldr imm0,[arg_y,imm0]) |
|---|
| 3236 | __(tst imm0,imm2) |
|---|
| 3237 | __(addne arg_z,arg_z,#fixnumone) |
|---|
| 3238 | __(bx lr) |
|---|
| 3239 | local_label(misc_ref_s8): |
|---|
| 3240 | __(mov imm0,arg_z,lsr #2) |
|---|
| 3241 | __(add imm0,imm0,#misc_data_offset) |
|---|
| 3242 | __(ldsb imm0,[arg_y,imm0]) |
|---|
| 3243 | __(box_fixnum(arg_z,imm0)) |
|---|
| 3244 | __(bx lr) |
|---|
| 3245 | local_label(misc_ref_u8): |
|---|
| 3246 | __(mov imm0,arg_z,lsr #2) |
|---|
| 3247 | __(add imm0,imm0,#misc_data_offset) |
|---|
| 3248 | __(ldrb imm0,[arg_y,imm0]) |
|---|
| 3249 | __(box_fixnum(arg_z,imm0)) |
|---|
| 3250 | __(bx lr) |
|---|
| 3251 | local_label(misc_ref_old_string): |
|---|
| 3252 | __(mov imm0,arg_z,lsr #2) |
|---|
| 3253 | __(add imm0,imm0,#misc_data_offset) |
|---|
| 3254 | __(ldrb imm0,[arg_y,imm0]) |
|---|
| 3255 | __(mov arg_z,imm0,lsl #charcode_shift) |
|---|
| 3256 | __(orr arg_z,arg_z,#subtag_character) |
|---|
| 3257 | __(bx lr) |
|---|
| 3258 | local_label(misc_ref_u16): |
|---|
| 3259 | __(mov imm0,arg_z,lsr #1) |
|---|
| 3260 | __(add imm0,imm0,#misc_data_offset) |
|---|
| 3261 | __(ldrh imm0,[arg_y,imm0]) |
|---|
| 3262 | __(box_fixnum(arg_z,imm0)) |
|---|
| 3263 | __(bx lr) |
|---|
| 3264 | local_label(misc_ref_s16): |
|---|
| 3265 | __(mov imm0,arg_z,lsr #1) |
|---|
| 3266 | __(add imm0,imm0,#misc_data_offset) |
|---|
| 3267 | __(ldrsh imm0,[arg_y,imm0]) |
|---|
| 3268 | __(box_fixnum(arg_z,imm0)) |
|---|
| 3269 | __(bx lr) |
|---|
| 3270 | local_label(misc_ref_invalid): |
|---|
| 3271 | __(mov arg_x,#XBADVEC) |
|---|
| 3272 | __(set_nargs(3)) |
|---|
| 3273 | __(b _SPksignalerr) |
|---|
| 3274 | _endfn |
|---|
| 3275 | |
|---|
| 3276 | _exportfn(C(misc_set_common)) |
|---|
| 3277 | __(adr imm0,local_label(misc_set_jmp)) |
|---|
| 3278 | __(ldr pc,[imm0,imm1,lsl #2]) |
|---|
| 3279 | local_label(misc_set_jmp): |
|---|
| 3280 | /* 00-0f */ |
|---|
| 3281 | .long local_label(misc_set_invalid) /* 00 even_fixnum */ |
|---|
| 3282 | .long local_label(misc_set_invalid) /* 01 cons */ |
|---|
| 3283 | .long local_label(misc_set_invalid) /* 02 nodeheader */ |
|---|
| 3284 | .long local_label(misc_set_invalid) /* 03 imm */ |
|---|
| 3285 | .long local_label(misc_set_invalid) /* 04 odd_fixnum */ |
|---|
| 3286 | .long local_label(misc_set_invalid) /* 05 nil */ |
|---|
| 3287 | .long local_label(misc_set_invalid) /* 06 misc */ |
|---|
| 3288 | .long local_label(misc_set_u32) /* 07 bignum */ |
|---|
| 3289 | .long local_label(misc_set_invalid) /* 08 even_fixnum */ |
|---|
| 3290 | .long local_label(misc_set_invalid) /* 09 cons */ |
|---|
| 3291 | .long _SPgvset /* 0a ratio */ |
|---|
| 3292 | .long local_label(misc_set_invalid) /* 0b imm */ |
|---|
| 3293 | .long local_label(misc_set_invalid) /* 0c odd_fixnum */ |
|---|
| 3294 | .long local_label(misc_set_invalid) /* 0d nil */ |
|---|
| 3295 | .long local_label(misc_set_invalid) /* 0e misc */ |
|---|
| 3296 | .long local_label(misc_set_u32) /* 0f single_float */ |
|---|
| 3297 | /* 10-1f */ |
|---|
| 3298 | .long local_label(misc_set_invalid) /* 10 even_fixnum */ |
|---|
| 3299 | .long local_label(misc_set_invalid) /* 11 cons */ |
|---|
| 3300 | .long local_label(misc_set_invalid) /* 12 nodeheader */ |
|---|
| 3301 | .long local_label(misc_set_invalid) /* 13 imm */ |
|---|
| 3302 | .long local_label(misc_set_invalid) /* 14 odd_fixnum */ |
|---|
| 3303 | .long local_label(misc_set_invalid) /* 15 nil */ |
|---|
| 3304 | .long local_label(misc_set_invalid) /* 16 misc */ |
|---|
| 3305 | .long local_label(misc_set_u32) /* 17 double_float */ |
|---|
| 3306 | .long local_label(misc_set_invalid) /* 18 even_fixnum */ |
|---|
| 3307 | .long local_label(misc_set_invalid) /* 19 cons */ |
|---|
| 3308 | .long _SPgvset /* 1a complex */ |
|---|
| 3309 | .long local_label(misc_set_invalid) /* 1b imm */ |
|---|
| 3310 | .long local_label(misc_set_invalid) /* 1c odd_fixnum */ |
|---|
| 3311 | .long local_label(misc_set_invalid) /* 1d nil */ |
|---|
| 3312 | .long local_label(misc_set_invalid) /* 1e misc */ |
|---|
| 3313 | .long local_label(misc_set_u32) /* 1f macptr */ |
|---|
| 3314 | /* 20-2f */ |
|---|
| 3315 | .long local_label(misc_set_invalid) /* 20 even_fixnum */ |
|---|
| 3316 | .long local_label(misc_set_invalid) /* 21 cons */ |
|---|
| 3317 | .long _SPgvset /* 22 catch_frame */ |
|---|
| 3318 | .long local_label(misc_set_invalid) /* 23 imm */ |
|---|
| 3319 | .long local_label(misc_set_invalid) /* 24 odd_fixnum */ |
|---|
| 3320 | .long local_label(misc_set_invalid) /* 25 nil */ |
|---|
| 3321 | .long local_label(misc_set_invalid) /* 26 misc */ |
|---|
| 3322 | .long local_label(misc_set_u32) /* 27 dead_macptr */ |
|---|
| 3323 | .long local_label(misc_set_invalid) /* 28 even_fixnum */ |
|---|
| 3324 | .long local_label(misc_set_invalid) /* 29 cons */ |
|---|
| 3325 | .long _SPgvset /* 2a function */ |
|---|
| 3326 | .long local_label(misc_set_invalid) /* 2b imm */ |
|---|
| 3327 | .long local_label(misc_set_invalid) /* 2c odd_fixnum */ |
|---|
| 3328 | .long local_label(misc_set_invalid) /* 2d nil */ |
|---|
| 3329 | .long local_label(misc_set_invalid) /* 2e misc */ |
|---|
| 3330 | .long local_label(misc_set_u32) /* 2f code_vector */ |
|---|
| 3331 | /* 30-3f */ |
|---|
| 3332 | .long local_label(misc_set_invalid) /* 30 even_fixnum */ |
|---|
| 3333 | .long local_label(misc_set_invalid) /* 31 cons */ |
|---|
| 3334 | .long _SPgvset /* 32 lisp_thread */ |
|---|
| 3335 | .long local_label(misc_set_invalid) /* 33 imm */ |
|---|
| 3336 | .long local_label(misc_set_invalid) /* 34 odd_fixnum */ |
|---|
| 3337 | .long local_label(misc_set_invalid) /* 35 nil */ |
|---|
| 3338 | .long local_label(misc_set_invalid) /* 36 misc */ |
|---|
| 3339 | .long local_label(misc_set_u32) /* 37 creole */ |
|---|
| 3340 | .long local_label(misc_set_invalid) /* 38 even_fixnum */ |
|---|
| 3341 | .long local_label(misc_set_invalid) /* 39 cons */ |
|---|
| 3342 | .long _SPgvset /* 3a symbol */ |
|---|
| 3343 | .long local_label(misc_set_invalid) /* 3b imm */ |
|---|
| 3344 | .long local_label(misc_set_invalid) /* 3c odd_fixnum */ |
|---|
| 3345 | .long local_label(misc_set_invalid) /* 3d nil */ |
|---|
| 3346 | .long local_label(misc_set_invalid) /* 3e misc */ |
|---|
| 3347 | .long local_label(misc_set_u32) /* 3f xcode_vector */ |
|---|
| 3348 | /* 40-4f */ |
|---|
| 3349 | .long local_label(misc_set_invalid) /* 40 even_fixnum */ |
|---|
| 3350 | .long local_label(misc_set_invalid) /* 41 cons */ |
|---|
| 3351 | .long _SPgvset /* 42 lock */ |
|---|
| 3352 | .long local_label(misc_set_invalid) /* 43 imm */ |
|---|
| 3353 | .long local_label(misc_set_invalid) /* 44 odd_fixnum */ |
|---|
| 3354 | .long local_label(misc_set_invalid) /* 45 nil */ |
|---|
| 3355 | .long local_label(misc_set_invalid) /* 46 misc */ |
|---|
| 3356 | .long local_label(misc_set_invalid) /* 47 immheader */ |
|---|
| 3357 | .long local_label(misc_set_invalid) /* 48 even_fixnum */ |
|---|
| 3358 | .long local_label(misc_set_invalid) /* 49 cons */ |
|---|
| 3359 | .long _SPgvset /* 4a hash_vector */ |
|---|
| 3360 | .long local_label(misc_set_invalid) /* 4b imm */ |
|---|
| 3361 | .long local_label(misc_set_invalid) /* 4c odd_fixnum */ |
|---|
| 3362 | .long local_label(misc_set_invalid) /* 4d nil */ |
|---|
| 3363 | .long local_label(misc_set_invalid) /* 4e misc */ |
|---|
| 3364 | .long local_label(misc_set_invalid) /* 4f immheader */ |
|---|
| 3365 | /* 50-5f */ |
|---|
| 3366 | .long local_label(misc_set_invalid) /* 50 even_fixnum */ |
|---|
| 3367 | .long local_label(misc_set_invalid) /* 51 cons */ |
|---|
| 3368 | .long _SPgvset /* 52 pool */ |
|---|
| 3369 | .long local_label(misc_set_invalid) /* 53 imm */ |
|---|
| 3370 | .long local_label(misc_set_invalid) /* 54 odd_fixnum */ |
|---|
| 3371 | .long local_label(misc_set_invalid) /* 55 nil */ |
|---|
| 3372 | .long local_label(misc_set_invalid) /* 56 misc */ |
|---|
| 3373 | .long local_label(misc_set_invalid) /* 57 immheader */ |
|---|
| 3374 | .long local_label(misc_set_invalid) /* 58 even_fixnum */ |
|---|
| 3375 | .long local_label(misc_set_invalid) /* 59 cons */ |
|---|
| 3376 | .long _SPgvset /* 5a weak */ |
|---|
| 3377 | .long local_label(misc_set_invalid) /* 5b imm */ |
|---|
| 3378 | .long local_label(misc_set_invalid) /* 5c odd_fixnum */ |
|---|
| 3379 | .long local_label(misc_set_invalid) /* 5d nil */ |
|---|
| 3380 | .long local_label(misc_set_invalid) /* 5e misc */ |
|---|
| 3381 | .long local_label(misc_set_invalid) /* 5f immheader */ |
|---|
| 3382 | /* 60-6f */ |
|---|
| 3383 | .long local_label(misc_set_invalid) /* 60 even_fixnum */ |
|---|
| 3384 | .long local_label(misc_set_invalid) /* 61 cons */ |
|---|
| 3385 | .long _SPgvset /* 62 package */ |
|---|
| 3386 | .long local_label(misc_set_invalid) /* 63 imm */ |
|---|
| 3387 | .long local_label(misc_set_invalid) /* 64 odd_fixnum */ |
|---|
| 3388 | .long local_label(misc_set_invalid) /* 65 nil */ |
|---|
| 3389 | .long local_label(misc_set_invalid) /* 66 misc */ |
|---|
| 3390 | .long local_label(misc_set_invalid) /* 67 immheader */ |
|---|
| 3391 | .long local_label(misc_set_invalid) /* 68 even_fixnum */ |
|---|
| 3392 | .long local_label(misc_set_invalid) /* 69 cons */ |
|---|
| 3393 | .long _SPgvset /* 6a slot_vector */ |
|---|
| 3394 | .long local_label(misc_set_invalid) /* 6b imm */ |
|---|
| 3395 | .long local_label(misc_set_invalid) /* 6c odd_fixnum */ |
|---|
| 3396 | .long local_label(misc_set_invalid) /* 6d nil */ |
|---|
| 3397 | .long local_label(misc_set_invalid) /* 6e misc */ |
|---|
| 3398 | .long local_label(misc_set_invalid) /* 6f immheader */ |
|---|
| 3399 | /* 70-7f */ |
|---|
| 3400 | .long local_label(misc_set_invalid) /* 70 even_fixnum */ |
|---|
| 3401 | .long local_label(misc_set_invalid) /* 71 cons */ |
|---|
| 3402 | .long _SPgvset /* 72 instance */ |
|---|
| 3403 | .long local_label(misc_set_invalid) /* 73 imm */ |
|---|
| 3404 | .long local_label(misc_set_invalid) /* 74 odd_fixnum */ |
|---|
| 3405 | .long local_label(misc_set_invalid) /* 75 nil */ |
|---|
| 3406 | .long local_label(misc_set_invalid) /* 76 misc */ |
|---|
| 3407 | .long local_label(misc_set_invalid) /* 77 immheader */ |
|---|
| 3408 | .long local_label(misc_set_invalid) /* 78 even_fixnum */ |
|---|
| 3409 | .long local_label(misc_set_invalid) /* 79 cons */ |
|---|
| 3410 | .long _SPgvset /* 7a struct */ |
|---|
| 3411 | .long local_label(misc_set_invalid) /* 7b imm */ |
|---|
| 3412 | .long local_label(misc_set_invalid) /* 7c odd_fixnum */ |
|---|
| 3413 | .long local_label(misc_set_invalid) /* 7d nil */ |
|---|
| 3414 | .long local_label(misc_set_invalid) /* 7e misc */ |
|---|
| 3415 | .long local_label(misc_set_invalid) /* 7f immheader */ |
|---|
| 3416 | /* 80-8f */ |
|---|
| 3417 | .long local_label(misc_set_invalid) /* 80 even_fixnum */ |
|---|
| 3418 | .long local_label(misc_set_invalid) /* 81 cons */ |
|---|
| 3419 | .long _SPgvset /* 82 istruct */ |
|---|
| 3420 | .long local_label(misc_set_invalid) /* 83 imm */ |
|---|
| 3421 | .long local_label(misc_set_invalid) /* 84 odd_fixnum */ |
|---|
| 3422 | .long local_label(misc_set_invalid) /* 85 nil */ |
|---|
| 3423 | .long local_label(misc_set_invalid) /* 86 misc */ |
|---|
| 3424 | .long local_label(misc_set_invalid) /* 87 immheader */ |
|---|
| 3425 | .long local_label(misc_set_invalid) /* 88 even_fixnum */ |
|---|
| 3426 | .long local_label(misc_set_invalid) /* 89 cons */ |
|---|
| 3427 | .long _SPgvset /* 8a value_cell */ |
|---|
| 3428 | .long local_label(misc_set_invalid) /* 8b imm */ |
|---|
| 3429 | .long local_label(misc_set_invalid) /* 8c odd_fixnum */ |
|---|
| 3430 | .long local_label(misc_set_invalid) /* 8d nil */ |
|---|
| 3431 | .long local_label(misc_set_invalid) /* 8e misc */ |
|---|
| 3432 | .long local_label(misc_set_invalid) /* 8f immheader */ |
|---|
| 3433 | /* 90-9f */ |
|---|
| 3434 | .long local_label(misc_set_invalid) /* 90 even_fixnum */ |
|---|
| 3435 | .long local_label(misc_set_invalid) /* 91 cons */ |
|---|
| 3436 | .long _SPgvset /* 92 xfunction */ |
|---|
| 3437 | .long local_label(misc_set_invalid) /* 93 imm */ |
|---|
| 3438 | .long local_label(misc_set_invalid) /* 94 odd_fixnum */ |
|---|
| 3439 | .long local_label(misc_set_invalid) /* 95 nil */ |
|---|
| 3440 | .long local_label(misc_set_invalid) /* 96 misc */ |
|---|
| 3441 | .long local_label(misc_set_invalid) /* 97 immheader */ |
|---|
| 3442 | .long local_label(misc_set_invalid) /* 98 even_fixnum */ |
|---|
| 3443 | .long local_label(misc_set_invalid) /* 99 cons */ |
|---|
| 3444 | .long _SPgvset /* 9a arrayH */ |
|---|
| 3445 | .long local_label(misc_set_invalid) /* 9b imm */ |
|---|
| 3446 | .long local_label(misc_set_invalid) /* 9c odd_fixnum */ |
|---|
| 3447 | .long local_label(misc_set_invalid) /* 9d nil */ |
|---|
| 3448 | .long local_label(misc_set_invalid) /* 9e misc */ |
|---|
| 3449 | .long local_label(misc_set_invalid) /* 9f immheader */ |
|---|
| 3450 | /* a0-af */ |
|---|
| 3451 | .long local_label(misc_set_invalid) /* a0 even_fixnum */ |
|---|
| 3452 | .long local_label(misc_set_invalid) /* a1 cons */ |
|---|
| 3453 | .long _SPgvset /* a2 vectorH */ |
|---|
| 3454 | .long local_label(misc_set_invalid) /* a3 imm */ |
|---|
| 3455 | .long local_label(misc_set_invalid) /* a4 odd_fixnum */ |
|---|
| 3456 | .long local_label(misc_set_invalid) /* a5 nil */ |
|---|
| 3457 | .long local_label(misc_set_invalid) /* a6 misc */ |
|---|
| 3458 | .long local_label(misc_set_single_float_vector) /* a7 sf vector */ |
|---|
| 3459 | .long local_label(misc_set_invalid) /* a8 even_fixnum */ |
|---|
| 3460 | .long local_label(misc_set_invalid) /* a9 cons */ |
|---|
| 3461 | .long _SPgvset /* aa vectorH */ |
|---|
| 3462 | .long local_label(misc_set_invalid) /* ab imm */ |
|---|
| 3463 | .long local_label(misc_set_invalid) /* ac odd_fixnum */ |
|---|
| 3464 | .long local_label(misc_set_invalid) /* ad nil */ |
|---|
| 3465 | .long local_label(misc_set_invalid) /* ae misc */ |
|---|
| 3466 | .long local_label(misc_set_u32) /* af u32 */ |
|---|
| 3467 | /* b0-bf */ |
|---|
| 3468 | .long local_label(misc_set_invalid) /* b0 even_fixnum */ |
|---|
| 3469 | .long local_label(misc_set_invalid) /* b1 cons */ |
|---|
| 3470 | .long local_label(misc_set_invalid) /* b2 node */ |
|---|
| 3471 | .long local_label(misc_set_invalid) /* b3 imm */ |
|---|
| 3472 | .long local_label(misc_set_invalid) /* b4 odd_fixnum */ |
|---|
| 3473 | .long local_label(misc_set_invalid) /* b5 nil */ |
|---|
| 3474 | .long local_label(misc_set_invalid) /* b6 misc */ |
|---|
| 3475 | .long local_label(misc_set_s32) /* b7 s32 */ |
|---|
| 3476 | .long local_label(misc_set_invalid) /* b8 even_fixnum */ |
|---|
| 3477 | .long local_label(misc_set_invalid) /* b9 cons */ |
|---|
| 3478 | .long local_label(misc_set_invalid) /* ba nodeheader */ |
|---|
| 3479 | .long local_label(misc_set_invalid) /* bb imm */ |
|---|
| 3480 | .long local_label(misc_set_invalid) /* bc odd_fixnum */ |
|---|
| 3481 | .long local_label(misc_set_invalid) /* bd nil */ |
|---|
| 3482 | .long local_label(misc_set_invalid) /* be misc */ |
|---|
| 3483 | .long local_label(misc_set_fixnum_vector) /* bf fixnum_vector */ |
|---|
| 3484 | /* c0-cf */ |
|---|
| 3485 | .long local_label(misc_set_invalid) /* c0 even_fixnum */ |
|---|
| 3486 | .long local_label(misc_set_invalid) /* c1 cons */ |
|---|
| 3487 | .long local_label(misc_set_invalid) /* c2 nodeheader */ |
|---|
| 3488 | .long local_label(misc_set_invalid) /* c3 imm */ |
|---|
| 3489 | .long local_label(misc_set_invalid) /* c4 odd_fixnum */ |
|---|
| 3490 | .long local_label(misc_set_invalid) /* c5 nil */ |
|---|
| 3491 | .long local_label(misc_set_invalid) /* c6 misc */ |
|---|
| 3492 | .long local_label(misc_set_new_string) /* c7 new_string */ |
|---|
| 3493 | .long local_label(misc_set_invalid) /* c8 even_fixnum */ |
|---|
| 3494 | .long local_label(misc_set_invalid) /* c9 cons */ |
|---|
| 3495 | .long local_label(misc_set_invalid) /* ca nodeheader */ |
|---|
| 3496 | .long local_label(misc_set_invalid) /* cb imm */ |
|---|
| 3497 | .long local_label(misc_set_invalid) /* cc odd_fixnum */ |
|---|
| 3498 | .long local_label(misc_set_invalid) /* cd nil */ |
|---|
| 3499 | .long local_label(misc_set_invalid) /* ce misc */ |
|---|
| 3500 | .long local_label(misc_set_u8) /* cf u8 */ |
|---|
| 3501 | /* d0-df */ |
|---|
| 3502 | .long local_label(misc_set_invalid) /* d0 even_fixnum */ |
|---|
| 3503 | .long local_label(misc_set_invalid) /* d1 cons */ |
|---|
| 3504 | .long local_label(misc_set_invalid) /* d2 nodeheader */ |
|---|
| 3505 | .long local_label(misc_set_invalid) /* d3 imm */ |
|---|
| 3506 | .long local_label(misc_set_invalid) /* d4 odd_fixnum */ |
|---|
| 3507 | .long local_label(misc_set_invalid) /* d5 nil */ |
|---|
| 3508 | .long local_label(misc_set_invalid) /* d6 misc */ |
|---|
| 3509 | .long local_label(misc_set_s8) /* d7 s8 */ |
|---|
| 3510 | .long local_label(misc_set_invalid) /* d8 even_fixnum */ |
|---|
| 3511 | .long local_label(misc_set_invalid) /* d9 cons */ |
|---|
| 3512 | .long local_label(misc_set_invalid) /* da nodeheader */ |
|---|
| 3513 | .long local_label(misc_set_invalid) /* db imm */ |
|---|
| 3514 | .long local_label(misc_set_invalid) /* dc odd_fixnum */ |
|---|
| 3515 | .long local_label(misc_set_invalid) /* dd nil */ |
|---|
| 3516 | .long local_label(misc_set_invalid) /* de misc */ |
|---|
| 3517 | .long local_label(misc_set_old_string) /* df (old) simple_base_string */ |
|---|
| 3518 | /* e0-ef */ |
|---|
| 3519 | .long local_label(misc_set_invalid) /* e0 even_fixnum */ |
|---|
| 3520 | .long local_label(misc_set_invalid) /* e1 cons */ |
|---|
| 3521 | .long local_label(misc_set_invalid) /* e2 nodeheader */ |
|---|
| 3522 | .long local_label(misc_set_invalid) /* e3 imm */ |
|---|
| 3523 | .long local_label(misc_set_invalid) /* e4 odd_fixnum */ |
|---|
| 3524 | .long local_label(misc_set_invalid) /* e5 nil */ |
|---|
| 3525 | .long local_label(misc_set_invalid) /* e6 misc */ |
|---|
| 3526 | .long local_label(misc_set_u16) /* e7 u16 */ |
|---|
| 3527 | .long local_label(misc_set_invalid) /* e8 even_fixnum */ |
|---|
| 3528 | .long local_label(misc_set_invalid) /* e9 cons */ |
|---|
| 3529 | .long local_label(misc_set_invalid) /* ea nodeheader */ |
|---|
| 3530 | .long local_label(misc_set_invalid) /* eb imm */ |
|---|
| 3531 | .long local_label(misc_set_invalid) /* ec odd_fixnum */ |
|---|
| 3532 | .long local_label(misc_set_invalid) /* ed nil */ |
|---|
| 3533 | .long local_label(misc_set_invalid) /* ee misc */ |
|---|
| 3534 | .long local_label(misc_set_s16) /* ef s16 */ |
|---|
| 3535 | /* f0-ff */ |
|---|
| 3536 | .long local_label(misc_set_invalid) /* f0 even_fixnum */ |
|---|
| 3537 | .long local_label(misc_set_invalid) /* f1 cons */ |
|---|
| 3538 | .long local_label(misc_set_invalid) /* f2 nodeheader */ |
|---|
| 3539 | .long local_label(misc_set_invalid) /* f3 imm */ |
|---|
| 3540 | .long local_label(misc_set_invalid) /* f4 odd_fixnum */ |
|---|
| 3541 | .long local_label(misc_set_invalid) /* f5 nil */ |
|---|
| 3542 | .long local_label(misc_set_invalid) /* f6 misc */ |
|---|
| 3543 | .long local_label(misc_set_double_float_vector) /* f7 df vector */ |
|---|
| 3544 | .long local_label(misc_set_invalid) /* f8 even_fixnum */ |
|---|
| 3545 | .long local_label(misc_set_invalid) /* f9 cons */ |
|---|
| 3546 | .long local_label(misc_set_invalid) /* fa nodeheader */ |
|---|
| 3547 | .long local_label(misc_set_invalid) /* fb imm */ |
|---|
| 3548 | .long local_label(misc_set_invalid) /* fc odd_fixnum */ |
|---|
| 3549 | .long local_label(misc_set_invalid) /* fd nil */ |
|---|
| 3550 | .long local_label(misc_set_invalid) /* fe misc */ |
|---|
| 3551 | .long local_label(misc_set_bit_vector) /* ff bit_vector */ |
|---|
| 3552 | |
|---|
| 3553 | local_label(misc_set_u32): |
|---|
| 3554 | /* Either a non-negative fixnum, a positive one-digit bignum, */ |
|---|
| 3555 | /* or a two-digit bignum whose sign-digit is 0 is ok. */ |
|---|
| 3556 | __(add imm0,arg_y,#misc_data_offset) |
|---|
| 3557 | __(test_fixnum(arg_z)) |
|---|
| 3558 | __(bne local_label(set_not_fixnum_u32)) |
|---|
| 3559 | __(tst arg_z,#0x80000000) |
|---|
| 3560 | __(bne local_label(set_bad)) |
|---|
| 3561 | __(unbox_fixnum(imm1,arg_z)) |
|---|
| 3562 | local_label(set_set32): |
|---|
| 3563 | __(str imm1,[arg_x,imm0]) |
|---|
| 3564 | __(bx lr) |
|---|
| 3565 | local_label(set_not_fixnum_u32): |
|---|
| 3566 | __(extract_lisptag(imm1,arg_z)) |
|---|
| 3567 | __(cmp imm1,#tag_misc) |
|---|
| 3568 | __(bne local_label(set_bad)) |
|---|
| 3569 | __(movc16(imm2,one_digit_bignum_header)) |
|---|
| 3570 | __(getvheader(imm1,arg_z)) |
|---|
| 3571 | __(cmp imm1,imm2) |
|---|
| 3572 | __(bne local_label(set_not_1_digit_u32)) |
|---|
| 3573 | __(ldr imm1,[arg_z,#misc_data_offset]) |
|---|
| 3574 | __(cmp imm1,#0) |
|---|
| 3575 | __(bge local_label(set_set32)) |
|---|
| 3576 | __(b local_label(set_bad)) |
|---|
| 3577 | local_label(set_not_1_digit_u32): |
|---|
| 3578 | __(movc16(imm2,two_digit_bignum_header)) |
|---|
| 3579 | __(cmp imm1,imm2) |
|---|
| 3580 | __(bne local_label(set_bad)) |
|---|
| 3581 | __(vrefr(imm2,arg_z,1)) |
|---|
| 3582 | __(vrefr(imm1,arg_z,0)) |
|---|
| 3583 | __(cmp imm2,#0) |
|---|
| 3584 | __(beq local_label(set_set32)) |
|---|
| 3585 | local_label(set_bad): |
|---|
| 3586 | /* arg_z does not match the array-element-type of arg_x. */ |
|---|
| 3587 | __(mov arg_y,arg_z) |
|---|
| 3588 | __(mov arg_z,arg_x) |
|---|
| 3589 | __(mov arg_x,#XNOTELT) |
|---|
| 3590 | __(set_nargs(3)) |
|---|
| 3591 | __(b _SPksignalerr) |
|---|
| 3592 | local_label(misc_set_fixnum_vector): |
|---|
| 3593 | __(add imm0,arg_z,#misc_data_offset) |
|---|
| 3594 | __(test_fixnum(arg_z)) |
|---|
| 3595 | __(bne local_label(set_bad)) |
|---|
| 3596 | __(unbox_fixnum(imm1,arg_z)) |
|---|
| 3597 | __(str imm1,[arg_x,imm0]) |
|---|
| 3598 | __(bx lr) |
|---|
| 3599 | local_label(misc_set_new_string): |
|---|
| 3600 | __(add imm0,arg_z,#misc_data_offset) |
|---|
| 3601 | __(extract_lowbyte(imm2,arg_z)) |
|---|
| 3602 | __(cmp imm2,#subtag_character) |
|---|
| 3603 | __(bne local_label(set_bad)) |
|---|
| 3604 | __(unbox_character(imm1,arg_z)) |
|---|
| 3605 | __(str imm1,[arg_x,imm0]) |
|---|
| 3606 | __(bx lr) |
|---|
| 3607 | local_label(misc_set_s32): |
|---|
| 3608 | __(add imm0,arg_z,#misc_data_offset) |
|---|
| 3609 | __(test_fixnum(arg_z)) |
|---|
| 3610 | __(moveq imm1,arg_z,asr #fixnumshift) |
|---|
| 3611 | __(beq local_label(set_set32)) |
|---|
| 3612 | __(extract_lisptag(imm2,arg_z)) |
|---|
| 3613 | __(cmp imm2,#tag_misc) |
|---|
| 3614 | __(bne local_label(set_bad)) |
|---|
| 3615 | __(movc16(imm1,one_digit_bignum_header)) |
|---|
| 3616 | __(getvheader(imm2,arg_z)) |
|---|
| 3617 | __(cmp imm2,imm1) |
|---|
| 3618 | __(vrefr(imm1,arg_z,0)) |
|---|
| 3619 | __(beq local_label(set_set32)) |
|---|
| 3620 | __(b local_label(set_bad)) |
|---|
| 3621 | local_label(misc_set_single_float_vector): |
|---|
| 3622 | __(add imm0,arg_z,#misc_data_offset) |
|---|
| 3623 | __(extract_typecode(imm2,arg_z)) |
|---|
| 3624 | __(cmp imm2,#subtag_single_float) |
|---|
| 3625 | __(bne local_label(set_bad)) |
|---|
| 3626 | __(ldr imm1,[arg_z,#single_float.value]) |
|---|
| 3627 | __(str imm1,[arg_x,imm0]) |
|---|
| 3628 | __(bx lr) |
|---|
| 3629 | local_label(misc_set_u8): |
|---|
| 3630 | __(mov imm0,arg_y,lsr #2) |
|---|
| 3631 | __(add imm0,imm0,#misc_data_offset) |
|---|
| 3632 | __(mov imm2,#~(0xff<<fixnumshift)) |
|---|
| 3633 | __(tst arg_z,imm2) |
|---|
| 3634 | __(bne local_label(set_bad)) |
|---|
| 3635 | __(unbox_fixnum(imm1,arg_z)) |
|---|
| 3636 | __(strb imm1,[arg_x,imm0]) |
|---|
| 3637 | __(bx lr) |
|---|
| 3638 | local_label(misc_set_old_string): |
|---|
| 3639 | __(mov imm0,arg_y,lsr #2) |
|---|
| 3640 | __(add imm0,imm0,#misc_data_offset) |
|---|
| 3641 | __(extract_lowbyte(imm2,arg_z)) |
|---|
| 3642 | __(cmp imm2,#subtag_character) |
|---|
| 3643 | __(unbox_character(imm1,arg_z)) |
|---|
| 3644 | __(bne local_label(set_bad)) |
|---|
| 3645 | __(strb imm1,[arg_x,imm0]) |
|---|
| 3646 | __(bx lr) |
|---|
| 3647 | local_label(misc_set_s8): |
|---|
| 3648 | __(mov imm0,arg_y,lsr #2) |
|---|
| 3649 | __(add imm0,imm0,#misc_data_offset) |
|---|
| 3650 | __(test_fixnum(arg_z)) |
|---|
| 3651 | __(bne local_label(set_bad)) |
|---|
| 3652 | __(unbox_fixnum(imm1,arg_z)) |
|---|
| 3653 | __(mov imm2,imm1,lsl #32-8) |
|---|
| 3654 | __(cmp imm1,imm2,asr #32-8) |
|---|
| 3655 | __(bne local_label(set_bad)) |
|---|
| 3656 | __(strb imm1,[arg_x,imm0]) |
|---|
| 3657 | __(bx lr) |
|---|
| 3658 | local_label(misc_set_u16): |
|---|
| 3659 | __(mov imm0,arg_y,lsr #1) |
|---|
| 3660 | __(add imm0,imm0,#misc_data_offset) |
|---|
| 3661 | __(test_fixnum(arg_z)) |
|---|
| 3662 | __(bne local_label(set_bad)) |
|---|
| 3663 | __(unbox_fixnum(imm1,arg_z)) |
|---|
| 3664 | __(mov imm2,imm1,lsl #16) |
|---|
| 3665 | __(cmp imm1,imm2,lsr #16) |
|---|
| 3666 | __(bne local_label(set_bad)) |
|---|
| 3667 | __(strh imm1,[arg_x,imm0]) |
|---|
| 3668 | __(bx lr) |
|---|
| 3669 | local_label(misc_set_s16): |
|---|
| 3670 | __(mov imm0,arg_y,lsr #1) |
|---|
| 3671 | __(add imm0,imm0,#misc_data_offset) |
|---|
| 3672 | __(test_fixnum(arg_z)) |
|---|
| 3673 | __(bne local_label(set_bad)) |
|---|
| 3674 | __(unbox_fixnum(imm1,arg_z)) |
|---|
| 3675 | __(mov imm2,imm1,lsl #16) |
|---|
| 3676 | __(cmp imm1,imm2,asr #16) |
|---|
| 3677 | __(bne local_label(set_bad)) |
|---|
| 3678 | __(strh imm1,[arg_x,imm0]) |
|---|
| 3679 | __(bx lr) |
|---|
| 3680 | local_label(misc_set_bit_vector): |
|---|
| 3681 | __(bics imm0,arg_z,#fixnumone) |
|---|
| 3682 | __(bne local_label(set_bad)) |
|---|
| 3683 | __(mov imm2,#31) |
|---|
| 3684 | __(and imm2,imm1,arg_y,lsr #2) |
|---|
| 3685 | __(mov imm1,#1) |
|---|
| 3686 | __(mov imm1,imm1,lsl imm2) |
|---|
| 3687 | __(mov imm0,arg_y,lsr #fixnumshift+5) |
|---|
| 3688 | __(mov imm0,imm0,lsl #2) |
|---|
| 3689 | __(add imm0,imm0,#misc_data_offset) |
|---|
| 3690 | __(cmp arg_z,#0) |
|---|
| 3691 | __(ldr imm2,[arg_x,imm0]) |
|---|
| 3692 | __(orrne imm2,imm2,imm1) |
|---|
| 3693 | __(biceq imm2,imm2,imm1) |
|---|
| 3694 | __(str imm2,[arg_x,imm0]) |
|---|
| 3695 | __(bx lr) |
|---|
| 3696 | |
|---|
| 3697 | local_label(misc_set_double_float_vector): |
|---|
| 3698 | __(extract_subtag(imm2,arg_z)) |
|---|
| 3699 | __(cmp imm2,#subtag_double_float) |
|---|
| 3700 | __(bne local_label(misc_set_bad)) |
|---|
| 3701 | __(ldrd imm0,imm1,[arg_z,#misc_dfloat_offset]) |
|---|
| 3702 | __(mov imm2,arg_y,lsl #1) |
|---|
| 3703 | __(add imm2,imm2,#misc_dfloat_offset) |
|---|
| 3704 | __(strd imm0,imm1,[arg_x,imm2]) |
|---|
| 3705 | __(bx lr) |
|---|
| 3706 | local_label(misc_set_invalid): |
|---|
| 3707 | __(mov temp0,#XSETBADVEC) |
|---|
| 3708 | __(set_nargs(4)) |
|---|
| 3709 | __(vpush1(temp0)) |
|---|
| 3710 | __(b _SPksignalerr) |
|---|
| 3711 | |
|---|
| 3712 | C(destbind1): |
|---|
| 3713 | dnl /* Extract required arg count. */ |
|---|
| 3714 | dnl /* A bug in gas: can't handle shift count of "32" (= 0 */ |
|---|
| 3715 | dnl ifelse(eval(mask_req_width+mask_req_start),eval(32),` |
|---|
| 3716 | dnl __(clrlwi. imm0,nargs,mask_req_start) |
|---|
| 3717 | dnl ',` |
|---|
| 3718 | dnl __(extrwi. imm0,nargs,mask_req_width,mask_req_start) |
|---|
| 3719 | dnl ') |
|---|
| 3720 | dnl __(extrwi imm1,nargs,mask_opt_width,mask_opt_start) |
|---|
| 3721 | dnl __(rlwinm imm2,nargs,0,mask_initopt,mask_initopt) |
|---|
| 3722 | dnl __(rlwinm imm4,nargs,0,mask_keyp,mask_keyp) |
|---|
| 3723 | dnl __(cmpri(cr4,imm4,0)) |
|---|
| 3724 | dnl __(rlwinm imm4,nargs,0,mask_restp,mask_restp) |
|---|
| 3725 | dnl __(cmpri(cr5,imm4,0)) |
|---|
| 3726 | dnl __(cmpri(cr1,imm1,0)) |
|---|
| 3727 | dnl __(cmpri(cr2,imm2,0)) |
|---|
| 3728 | dnl /* Save entry vsp in case of error. */ |
|---|
| 3729 | dnl __(mov imm4,vsp) |
|---|
| 3730 | dnl __(beq 2f) |
|---|
| 3731 | dnl 1: |
|---|
| 3732 | dnl __(cmpri(cr7,arg_reg,nil_value)) |
|---|
| 3733 | dnl __(extract_lisptag(imm3,arg_reg)) |
|---|
| 3734 | dnl __(cmpri(cr3,imm3,tag_list)) |
|---|
| 3735 | dnl __(subi imm0,imm0,1) |
|---|
| 3736 | dnl __(cmpri(imm0,0)) |
|---|
| 3737 | dnl __(beq cr7,toofew) |
|---|
| 3738 | dnl __(bne cr3,badlist) |
|---|
| 3739 | dnl __(ldr arg_x,[arg_reg,#cons.car]) |
|---|
| 3740 | dnl __(ldr arg_reg,[arg_reg,#cons.cdr]) |
|---|
| 3741 | dnl __(vpush1(arg_x)) |
|---|
| 3742 | dnl __(bne 1b) |
|---|
| 3743 | dnl 2: |
|---|
| 3744 | dnl __(beq cr1,rest_keys) |
|---|
| 3745 | dnl __(bne cr2,opt_supp) |
|---|
| 3746 | dnl /* 'simple' &optionals: no supplied-p, default to nil. */ |
|---|
| 3747 | dnl simple_opt_loop: |
|---|
| 3748 | dnl __(cmpri(arg_reg,nil_value)) |
|---|
| 3749 | dnl __(extract_lisptag(imm3,arg_reg)) |
|---|
| 3750 | dnl __(cmpri(cr3,imm3,tag_list)) |
|---|
| 3751 | dnl __(subi imm1,imm1,1) |
|---|
| 3752 | dnl __(cmpri(cr1,imm1,0)) |
|---|
| 3753 | dnl __(mov imm5,#nil_value) |
|---|
| 3754 | dnl __(beq default_simple_opt) |
|---|
| 3755 | dnl __(bne cr3,badlist) |
|---|
| 3756 | dnl __(ldr arg_x,[arg_reg,#cons.car]) |
|---|
| 3757 | dnl __(ldr arg_reg,[arg_reg,#cons.cdr]) |
|---|
| 3758 | dnl __(vpush1(arg_x)) |
|---|
| 3759 | dnl __(bne cr1,simple_opt_loop) |
|---|
| 3760 | dnl __(b rest_keys) |
|---|
| 3761 | dnl default_simple_opt_loop: |
|---|
| 3762 | dnl __(subi imm1,imm1,1) |
|---|
| 3763 | dnl __(cmpri(cr1,imm1,0)) |
|---|
| 3764 | dnl default_simple_opt: |
|---|
| 3765 | dnl __(vpush1(imm5)) |
|---|
| 3766 | dnl __(bne cr1,default_simple_opt_loop) |
|---|
| 3767 | dnl __(b rest_keys) |
|---|
| 3768 | dnl /* Provide supplied-p vars for the &optionals. */ |
|---|
| 3769 | dnl opt_supp: |
|---|
| 3770 | dnl __(mov arg_y,#t_value) |
|---|
| 3771 | dnl opt_supp_loop: |
|---|
| 3772 | dnl __(cmpri(arg_reg,nil_value)) |
|---|
| 3773 | dnl __(extract_lisptag(imm3,arg_reg)) |
|---|
| 3774 | dnl __(cmpri(cr3,imm3,tag_list)) |
|---|
| 3775 | dnl __(subi imm1,imm1,1) |
|---|
| 3776 | dnl __(cmpri(cr1,imm1,0)) |
|---|
| 3777 | dnl __(beq default_hard_opt) |
|---|
| 3778 | dnl __(bne cr3,badlist) |
|---|
| 3779 | dnl __(ldr arg_x,[arg_reg,#cons.car]) |
|---|
| 3780 | dnl __(ldr arg_reg,[arg_reg,#cons.cdr]) |
|---|
| 3781 | dnl __(vpush1(arg_x)) |
|---|
| 3782 | dnl __(vpush1(arg_y)) |
|---|
| 3783 | dnl __(bne cr1,opt_supp_loop) |
|---|
| 3784 | dnl __(b rest_keys) |
|---|
| 3785 | dnl default_hard_opt_loop: |
|---|
| 3786 | dnl __(subi imm1,imm1,1) |
|---|
| 3787 | dnl __(cmpri(cr1,imm1,0)) |
|---|
| 3788 | dnl default_hard_opt: |
|---|
| 3789 | dnl __(vpush1(imm5)) |
|---|
| 3790 | dnl __(vpush1(imm5)) |
|---|
| 3791 | dnl __(bne cr1,default_hard_opt_loop) |
|---|
| 3792 | dnl rest_keys: |
|---|
| 3793 | dnl __(cmpri(arg_reg,nil_value)) |
|---|
| 3794 | dnl __(bne cr5,have_rest) |
|---|
| 3795 | dnl __(bne cr4,have_keys) |
|---|
| 3796 | dnl __(bne toomany) |
|---|
| 3797 | dnl __(bx lr) |
|---|
| 3798 | dnl have_rest: |
|---|
| 3799 | dnl __(vpush1(arg_reg)) |
|---|
| 3800 | dnl __(beqlr cr4) |
|---|
| 3801 | dnl have_keys: |
|---|
| 3802 | dnl /* Ensure that arg_reg contains a proper,even-length list. */ |
|---|
| 3803 | dnl /* Insist that its length is <= 512 (as a cheap circularity check.) */ |
|---|
| 3804 | dnl __(mov imm0,#256) |
|---|
| 3805 | dnl __(mov arg_x,arg_reg) |
|---|
| 3806 | dnl count_keys_loop: |
|---|
| 3807 | dnl __(extract_lisptag(imm3,arg_x)) |
|---|
| 3808 | dnl __(cmpri(cr3,imm3,tag_list)) |
|---|
| 3809 | dnl __(cmpri(arg_x,nil_value)) |
|---|
| 3810 | dnl __(subi imm0,imm0,1) |
|---|
| 3811 | dnl __(cmpri(cr4,imm0,0)) |
|---|
| 3812 | dnl __(beq counted_keys) |
|---|
| 3813 | dnl __(bne cr3,badlist) |
|---|
| 3814 | dnl __(ldr arg_x,[arg_x,#cons.cdr]) |
|---|
| 3815 | dnl __(extract_lisptag(imm3,arg_x)) |
|---|
| 3816 | dnl __(cmpri(cr3,imm3,tag_list)) |
|---|
| 3817 | dnl __(blt cr4,toomany) |
|---|
| 3818 | dnl __(cmpri(arg_x,nil_value)) |
|---|
| 3819 | dnl __(beq db_badkeys) |
|---|
| 3820 | dnl __(bne cr3,badlist) |
|---|
| 3821 | dnl __(ldr arg_x,[arg_x,#cons.cdr]) |
|---|
| 3822 | dnl __(b count_keys_loop) |
|---|
| 3823 | dnl counted_keys: |
|---|
| 3824 | dnl /* We've got a proper, even-length list of key/value pairs in */ |
|---|
| 3825 | dnl /* arg_reg. For each keyword var in the lambda-list, push a pair */ |
|---|
| 3826 | dnl /* of NILs on the vstack. */ |
|---|
| 3827 | dnl __(extrwi. imm0,nargs,mask_key_width,mask_key_start ) |
|---|
| 3828 | dnl __(mov imm2,imm0) /* save number of keys */ |
|---|
| 3829 | dnl __(mov imm5,#nil_value) |
|---|
| 3830 | dnl __(b push_pair_test) |
|---|
| 3831 | dnl push_pair_loop: |
|---|
| 3832 | dnl __(cmpri(imm0,1)) |
|---|
| 3833 | dnl __(subi imm0,imm0,1) |
|---|
| 3834 | dnl __(vpush1(imm5)) |
|---|
| 3835 | dnl __(vpush1(imm5)) |
|---|
| 3836 | dnl push_pair_test: |
|---|
| 3837 | dnl __(bne push_pair_loop) |
|---|
| 3838 | dnl __(slwi imm2,imm2,dnode_shift) /* pairs -> bytes */ |
|---|
| 3839 | dnl __(add imm2,vsp,imm2) /* imm2 points below pairs */ |
|---|
| 3840 | dnl __(mov imm0,#0) /* count unknown keywords so far */ |
|---|
| 3841 | dnl __(extrwi imm1,nargs,1,mask_aok) /* unknown keywords allowed */ |
|---|
| 3842 | dnl __(extrwi nargs,nargs,mask_key_width,mask_key_start) |
|---|
| 3843 | dnl /* Now, for each keyword/value pair in the list */ |
|---|
| 3844 | dnl /* a) if the keyword is found in the keyword vector, set the */ |
|---|
| 3845 | dnl /* corresponding entry on the vstack to the value and the */ |
|---|
| 3846 | dnl /* associated supplied-p var to T. */ |
|---|
| 3847 | dnl /* b) Regardless of whether or not the keyword is found, */ |
|---|
| 3848 | dnl /* if :ALLOW-OTHER-KEYS is provided with a non-nil value, */ |
|---|
| 3849 | dnl /* set the low bit of imm1 to indicate that unknown keywords */ |
|---|
| 3850 | dnl /* are acceptable. (This bit is pre-set above to the value */ |
|---|
| 3851 | dnl /* the encoded value of &allow_other_keys.) */ |
|---|
| 3852 | dnl /* c) If the keyword is not found (and isn't :ALLOW-OTHER-KEYS), increment */ |
|---|
| 3853 | dnl /* the count of unknown keywords in the high bits of imm1*/ |
|---|
| 3854 | dnl /* At the end of the list, signal an error if any unknown keywords were seen */ |
|---|
| 3855 | dnl /* but not allowed. Otherwise, return. */ |
|---|
| 3856 | dnl |
|---|
| 3857 | dnl match_keys_loop: |
|---|
| 3858 | dnl __(cmpri(arg_reg,nil_value)) |
|---|
| 3859 | dnl __(mov imm0,#0) |
|---|
| 3860 | dnl __(mov imm3,#misc_data_offset) |
|---|
| 3861 | dnl __(beq matched_keys) |
|---|
| 3862 | dnl __(ldr arg_x,[arg_reg,#cons.car]) |
|---|
| 3863 | dnl __(mov arg_y,#nrs.kallowotherkeys) |
|---|
| 3864 | dnl __(cmpr(cr3,arg_x,arg_y)) /* :ALLOW-OTHER-KEYS ? */ |
|---|
| 3865 | dnl __(ldr arg_reg,[arg_reg,#cons.cdr]) |
|---|
| 3866 | dnl __(ldr arg_y,[arg_reg,#cons.car]) |
|---|
| 3867 | dnl __(cmpr(cr4,imm0,nargs)) |
|---|
| 3868 | dnl __(ldr arg_reg,[arg_reg,#cons.cdr]) |
|---|
| 3869 | dnl __(b match_test) |
|---|
| 3870 | dnl match_loop: |
|---|
| 3871 | dnl __(ldrx(temp0,keyvect_reg,imm3)) |
|---|
| 3872 | dnl __(cmpr(arg_x,temp0)) |
|---|
| 3873 | dnl __(addi imm0,imm0,1) |
|---|
| 3874 | dnl __(cmpr(cr4,imm0,nargs)) |
|---|
| 3875 | dnl __(addi imm3,imm3,node_size) |
|---|
| 3876 | dnl __(bne match_test) |
|---|
| 3877 | dnl /* Got a hit. Unless this keyword's been seen already, set it. */ |
|---|
| 3878 | dnl __(slwi imm0,imm0,dnode_shift) |
|---|
| 3879 | dnl __(subf imm0,imm0,imm2) |
|---|
| 3880 | dnl __(ldr temp0,[imm0,#0]) |
|---|
| 3881 | dnl __(cmpri(temp0,nil_value)) |
|---|
| 3882 | dnl __(mov temp0,#t_value) |
|---|
| 3883 | dnl __(bne match_keys_loop) /* already saw this */ |
|---|
| 3884 | dnl __(str(arg_y,node_size*1(imm0))) |
|---|
| 3885 | dnl __(str(temp0,node_size*0(imm0))) |
|---|
| 3886 | dnl __(bne cr3,match_keys_loop) |
|---|
| 3887 | dnl __(b match_keys_check_aok) |
|---|
| 3888 | dnl match_test: |
|---|
| 3889 | dnl __(bne cr4,match_loop) |
|---|
| 3890 | dnl __(beq cr3,match_keys_check_aok) |
|---|
| 3891 | dnl __(addi imm1,imm1,node_size) |
|---|
| 3892 | dnl __(b match_keys_loop) |
|---|
| 3893 | dnl match_keys_check_aok: |
|---|
| 3894 | dnl __(andi. imm0,imm1,2) /* check "seen-aok" bit in imm1 */ |
|---|
| 3895 | dnl __(cmpri cr1,arg_y,nil_value) /* check value */ |
|---|
| 3896 | dnl __(ori imm1,imm1,2) |
|---|
| 3897 | dnl __(bne match_keys_loop) /* duplicate aok */ |
|---|
| 3898 | dnl __(beq cr1,match_keys_loop) |
|---|
| 3899 | dnl __(ori imm1,imm1,1) |
|---|
| 3900 | dnl __(b match_keys_loop) |
|---|
| 3901 | dnl matched_keys: |
|---|
| 3902 | dnl __(clrrwi. imm0,imm1,2) |
|---|
| 3903 | dnl __(beqlr) |
|---|
| 3904 | dnl __(andi. imm1,imm1,1) |
|---|
| 3905 | dnl __(bnelr) |
|---|
| 3906 | dnl /* Some unrecognized keywords. Complain generically about */ |
|---|
| 3907 | dnl /* invalid keywords. */ |
|---|
| 3908 | dnl db_badkeys: |
|---|
| 3909 | dnl __(mov arg_y,#XBADKEYS) |
|---|
| 3910 | dnl __(b destructure_error) |
|---|
| 3911 | dnl toomany: |
|---|
| 3912 | dnl __(mov arg_y,#XCALLTOOMANY) |
|---|
| 3913 | dnl __(b destructure_error) |
|---|
| 3914 | dnl toofew: |
|---|
| 3915 | dnl __(mov arg_y,#XCALLTOOFEW) |
|---|
| 3916 | dnl __(b destructure_error) |
|---|
| 3917 | dnl badlist: |
|---|
| 3918 | dnl __(mov arg_y,#XCALLNOMATCH) |
|---|
| 3919 | dnl /* b destructure_error */ |
|---|
| 3920 | dnl destructure_error: |
|---|
| 3921 | dnl __(mov vsp,imm4) /* undo everything done to the stack */ |
|---|
| 3922 | dnl __(mov arg_z,whole_reg) |
|---|
| 3923 | dnl __(set_nargs(2)) |
|---|
| 3924 | dnl __(b _SPksignalerr) |
|---|
| 3925 | |
|---|
| 3926 | /* imm2: (tstack-consed) target catch frame, imm0: count of intervening */ |
|---|
| 3927 | /* frames. If target isn't a multiple-value receiver, discard extra values */ |
|---|
| 3928 | /* (less hair, maybe.) */ |
|---|
| 3929 | C(_throw_found): |
|---|
| 3930 | pushdef(`__',` |
|---|
| 3931 | .word 0 |
|---|
| 3932 | ') |
|---|
| 3933 | __(ldr imm1,[imm2,#catch_frame.mvflag]) |
|---|
| 3934 | __(cmpri(imm1,0)) |
|---|
| 3935 | __(cmpri(cr1,nargs,0)) |
|---|
| 3936 | __(mov fn,#0) |
|---|
| 3937 | __(add imm1,vsp,nargs) |
|---|
| 3938 | __(add imm1,[imm1,#-node_size]) |
|---|
| 3939 | __(bne local_label(_throw_all_values)) |
|---|
| 3940 | __(set_nargs(1)) |
|---|
| 3941 | __(beq cr1,local_label(_throw_default_1_val)) |
|---|
| 3942 | __(mov vsp,imm1) |
|---|
| 3943 | __(b local_label(_throw_all_values)) |
|---|
| 3944 | local_label(_throw_default_1_val): |
|---|
| 3945 | __(mov imm4,#nil_value) |
|---|
| 3946 | __(vpush1(imm4)) |
|---|
| 3947 | local_label(_throw_all_values): |
|---|
| 3948 | __(bl _SPnthrowvalues) |
|---|
| 3949 | __(ldr imm3,[rcontext,#tcr.catch_top]) |
|---|
| 3950 | __(ldr imm1,[rcontext,#tcr.db_link]) |
|---|
| 3951 | __(ldr imm0,[imm3,#catch_frame.db_link]) |
|---|
| 3952 | __(ldr imm4,[imm3,#catch_frame.mvflag]) |
|---|
| 3953 | __(cmpr(imm0,imm1)) |
|---|
| 3954 | __(cmpri(cr1,imm4,0)) |
|---|
| 3955 | __(add tsp,[imm3,#-((tsp_frame.fixed_overhead+fulltag_misc))]) |
|---|
| 3956 | __(beq local_label(_throw_dont_unbind)) |
|---|
| 3957 | __(bl _SPunbind_to) |
|---|
| 3958 | local_label(_throw_dont_unbind): |
|---|
| 3959 | __(add imm0,vsp,nargs) |
|---|
| 3960 | __(cmpri(nargs,0)) |
|---|
| 3961 | __(ldr imm1,[imm3,#catch_frame.csp]) |
|---|
| 3962 | __(ldr imm1,[imm1,#lisp_frame.savevsp]) |
|---|
| 3963 | __(bne cr1,local_label(_throw_multiple)) |
|---|
| 3964 | /* Catcher expects single value in arg_z */ |
|---|
| 3965 | __(ldr arg_z,[imm0,#-node_size]) |
|---|
| 3966 | __(b local_label(_throw_pushed_values)) |
|---|
| 3967 | local_label(_throw_multiple): |
|---|
| 3968 | __(beq local_label(_throw_pushed_values)) |
|---|
| 3969 | __(mov imm2,nargs) |
|---|
| 3970 | local_label(_throw_mvloop): |
|---|
| 3971 | __(sub imm2,imm2,fixnum_one) |
|---|
| 3972 | __(cmpri(imm2,0)) |
|---|
| 3973 | __(ldru(temp0,-node_size(imm0))) |
|---|
| 3974 | __(push(temp0,imm1)) |
|---|
| 3975 | __(bgt local_label(_throw_mvloop)) |
|---|
| 3976 | local_label(_throw_pushed_values): |
|---|
| 3977 | __(mov vsp,imm1) |
|---|
| 3978 | __(ldr imm1,[imm3,#catch_frame.xframe]) |
|---|
| 3979 | __(str(imm1,tcr.xframe(rcontext))) |
|---|
| 3980 | __(ldr sp,[imm3,#catch_frame.csp]) |
|---|
| 3981 | __(ldr fn,[sp,#lisp_frame.savefn]) |
|---|
| 3982 | __(ldr loc_pc,[sp,#lisp_frame.savelr]) |
|---|
| 3983 | __(discard_lisp_frame()) |
|---|
| 3984 | __(mtlr loc_pc) |
|---|
| 3985 | __(restore_catch_nvrs(imm3)) |
|---|
| 3986 | __(ldr imm3,[imm3,#catch_frame.link]) |
|---|
| 3987 | __(str(imm3,tcr.catch_top(rcontext))) |
|---|
| 3988 | __(unlink(tsp)) |
|---|
| 3989 | __(bx lr) |
|---|
| 3990 | popdef(`__') |
|---|
| 3991 | |
|---|
| 3992 | C(nthrow1v): |
|---|
| 3993 | local_label(_nthrow1v_nextframe): |
|---|
| 3994 | __(subs temp2,temp2,#fixnum_one) |
|---|
| 3995 | __(ldr temp0,[rcontext,#tcr.catch_top]) |
|---|
| 3996 | __(ldr imm1,[rcontext,#tcr.db_link]) |
|---|
| 3997 | __(set_nargs(1)) |
|---|
| 3998 | __(blt local_label(_nthrow1v_done)) |
|---|
| 3999 | __(ldr arg_y,[temp0,#catch_frame.link]) |
|---|
| 4000 | __(ldr imm0,[temp0,#catch_frame.db_link]) |
|---|
| 4001 | __(cmp imm0,imm1) |
|---|
| 4002 | __(str arg_y,[rcontext,#tcr.catch_top]) |
|---|
| 4003 | __(ldr arg_y,[temp0,#catch_frame.xframe]) |
|---|
| 4004 | __(str arg_y,[rcontext,#tcr.xframe]) |
|---|
| 4005 | __(beq local_label(_nthrow1v_dont_unbind)) |
|---|
| 4006 | __(do_unbind_to(imm0,temp1,arg_x,arg_y)) |
|---|
| 4007 | local_label(_nthrow1v_dont_unbind): |
|---|
| 4008 | __(ldr temp1,[temp0,#catch_frame.catch_tag]) |
|---|
| 4009 | __(cmp temp1,#unbound_marker) /* unwind-protect ? */ |
|---|
| 4010 | __(beq local_label(_nthrow1v_do_unwind)) |
|---|
| 4011 | /* A catch frame. If the last one, restore context from there. */ |
|---|
| 4012 | __(cmp temp2,#0) |
|---|
| 4013 | __(ldreq vsp,[sp,#lisp_frame.savevsp]) |
|---|
| 4014 | __(add sp,sp,#catch_frame.size+lisp_frame.size) |
|---|
| 4015 | __(b local_label(_nthrow1v_nextframe)) |
|---|
| 4016 | local_label(_nthrow1v_do_unwind): |
|---|
| 4017 | pushdef(`__',` |
|---|
| 4018 | .word 0 |
|---|
| 4019 | ') |
|---|
| 4020 | /* This is harder, but not as hard (not as much BLTing) as the */ |
|---|
| 4021 | /* multiple-value case. */ |
|---|
| 4022 | /* Save our caller's LR and FN in the csp frame created by the unwind- */ |
|---|
| 4023 | /* protect. (Clever, eh ?) */ |
|---|
| 4024 | |
|---|
| 4025 | __(la tsp,-(tsp_frame.fixed_overhead+fulltag_misc)(temp0)) |
|---|
| 4026 | __(unlink(tsp)) |
|---|
| 4027 | __(ldr loc_pc,[sp,#lisp_frame.savelr]) |
|---|
| 4028 | __(ldr nfn,[sp,#lisp_frame.savefn]) |
|---|
| 4029 | __(mtctr loc_pc) /* cleanup code address. */ |
|---|
| 4030 | __(str(fn,lisp_frame.savefn(sp))) |
|---|
| 4031 | __(mflr loc_pc) |
|---|
| 4032 | __(mov fn,nfn) |
|---|
| 4033 | __(str(loc_pc,lisp_frame.savelr(sp))) |
|---|
| 4034 | __(TSP_Alloc_Fixed_Boxed(2*node_size)) /* tsp overhead, value, throw count */ |
|---|
| 4035 | __(str(arg_z,tsp_frame.data_offset(tsp))) |
|---|
| 4036 | __(str(temp2,tsp_frame.data_offset+node_size(tsp))) |
|---|
| 4037 | __(ldr vsp,[sp,#lisp_frame.savevsp]) |
|---|
| 4038 | __(str(rzero,tcr.unwinding(rcontext))) |
|---|
| 4039 | __(bctrl) |
|---|
| 4040 | __(mov imm1,#1) |
|---|
| 4041 | __(ldr arg_z,[tsp,#tsp_frame.data_offset]) |
|---|
| 4042 | __(str(imm1,tcr.unwinding(rcontext))) |
|---|
| 4043 | __(ldr temp2,[tsp,#tsp_frame.data_offset+node_size]) |
|---|
| 4044 | __(ldr fn,[sp,#lisp_frame.savefn]) |
|---|
| 4045 | __(ldr loc_pc,[sp,#lisp_frame.savelr]) |
|---|
| 4046 | __(discard_lisp_frame()) |
|---|
| 4047 | __(mtlr loc_pc) |
|---|
| 4048 | __(unlink(tsp)) |
|---|
| 4049 | __(b local_label(_nthrow1v_nextframe)) |
|---|
| 4050 | popdef(`__') |
|---|
| 4051 | local_label(_nthrow1v_done): |
|---|
| 4052 | __(mov imm0,#0) |
|---|
| 4053 | __(str imm0,[rcontext,#tcr.unwinding]) |
|---|
| 4054 | /* nargs has an undefined value here, so we can clobber it while */ |
|---|
| 4055 | /* polling for a deferred interrupt */ |
|---|
| 4056 | __(check_pending_interrupt(nargs)) |
|---|
| 4057 | __(bx lr) |
|---|
| 4058 | |
|---|
| 4059 | |
|---|
| 4060 | _endfile |
|---|
