| 1 | ;;;-*- Mode: Lisp; Package: CCL -*- |
|---|
| 2 | ;;; |
|---|
| 3 | ;;; Copyright (C) 1994-2001 Digitool, Inc |
|---|
| 4 | ;;; This file is part of OpenMCL. |
|---|
| 5 | ;;; |
|---|
| 6 | ;;; OpenMCL is licensed under the terms of the Lisp Lesser GNU Public |
|---|
| 7 | ;;; License , known as the LLGPL and distributed with OpenMCL as the |
|---|
| 8 | ;;; file "LICENSE". The LLGPL consists of a preamble and the LGPL, |
|---|
| 9 | ;;; which is distributed with OpenMCL as the file "LGPL". Where these |
|---|
| 10 | ;;; conflict, the preamble takes precedence. |
|---|
| 11 | ;;; |
|---|
| 12 | ;;; OpenMCL is referenced in the preamble as the "LIBRARY." |
|---|
| 13 | ;;; |
|---|
| 14 | ;;; The LLGPL is also available online at |
|---|
| 15 | ;;; http://opensource.franz.com/preamble.html |
|---|
| 16 | |
|---|
| 17 | (in-package "CCL") |
|---|
| 18 | |
|---|
| 19 | (eval-when (:compile-toplevel :execute) |
|---|
| 20 | |
|---|
| 21 | (require "FASLENV" "ccl:xdump;faslenv") |
|---|
| 22 | |
|---|
| 23 | |
|---|
| 24 | |
|---|
| 25 | (defconstant $primsizes (make-array 23 |
|---|
| 26 | :element-type '(unsigned-byte 16) |
|---|
| 27 | :initial-contents |
|---|
| 28 | '(41 61 97 149 223 337 509 769 887 971 1153 1559 1733 |
|---|
| 29 | 2609 2801 3917 5879 8819 13229 19843 24989 29789 32749))) |
|---|
| 30 | (defconstant $hprimes (make-array 8 |
|---|
| 31 | :element-type '(unsigned-byte 16) |
|---|
| 32 | :initial-contents '(5 7 11 13 17 19 23 29))) |
|---|
| 33 | |
|---|
| 34 | ;;; Symbol hash tables: (htvec . (hcount . hlimit)) |
|---|
| 35 | |
|---|
| 36 | (defmacro htvec (htab) `(%car ,htab)) |
|---|
| 37 | (defmacro htcount (htab) `(%cadr ,htab)) |
|---|
| 38 | (defmacro htlimit (htab) `(%cddr ,htab)) |
|---|
| 39 | ) |
|---|
| 40 | |
|---|
| 41 | (eval-when (:execute :compile-toplevel) |
|---|
| 42 | (assert (= 80 numfaslops))) |
|---|
| 43 | |
|---|
| 44 | (defvar *fasl-dispatch-table* #80(%bad-fasl)) |
|---|
| 45 | |
|---|
| 46 | (defun %bad-fasl (s) |
|---|
| 47 | (error "bad opcode near position ~d in FASL file ~s" |
|---|
| 48 | (%fasl-get-file-pos s) |
|---|
| 49 | (faslstate.faslfname s))) |
|---|
| 50 | |
|---|
| 51 | (defun %cant-epush (s) |
|---|
| 52 | (if (faslstate.faslepush s) |
|---|
| 53 | (%bad-fasl s))) |
|---|
| 54 | |
|---|
| 55 | (defun %epushval (s val) |
|---|
| 56 | (setf (faslstate.faslval s) val) |
|---|
| 57 | (when (faslstate.faslepush s) |
|---|
| 58 | (setf (svref (faslstate.faslevec s) (faslstate.faslecnt s)) val) |
|---|
| 59 | (incf (the fixnum (faslstate.faslecnt s)))) |
|---|
| 60 | val) |
|---|
| 61 | |
|---|
| 62 | (defun %simple-fasl-read-buffer (s) |
|---|
| 63 | (let* ((fd (faslstate.faslfd s)) |
|---|
| 64 | (buffer (faslstate.iobuffer s)) |
|---|
| 65 | (bufptr (%get-ptr buffer))) |
|---|
| 66 | (declare (dynamic-extent bufptr) |
|---|
| 67 | (type macptr buffer bufptr pb)) |
|---|
| 68 | (%setf-macptr bufptr (%inc-ptr buffer target::node-size)) |
|---|
| 69 | (setf (%get-ptr buffer) bufptr) |
|---|
| 70 | (let* ((n (fd-read fd bufptr $fasl-buf-len))) |
|---|
| 71 | (declare (fixnum n)) |
|---|
| 72 | (if (> n 0) |
|---|
| 73 | (setf (faslstate.bufcount s) n) |
|---|
| 74 | (error "Fix this: look at errno, EOF"))))) |
|---|
| 75 | |
|---|
| 76 | |
|---|
| 77 | (defun %simple-fasl-read-byte (s) |
|---|
| 78 | (loop |
|---|
| 79 | (let* ((buffer (faslstate.iobuffer s)) |
|---|
| 80 | (bufptr (%get-ptr buffer))) |
|---|
| 81 | (declare (dynamic-extent bufptr) |
|---|
| 82 | (type macptr buffer bufptr)) |
|---|
| 83 | (if (>= (the fixnum (decf (the fixnum (faslstate.bufcount s)))) |
|---|
| 84 | 0) |
|---|
| 85 | (return |
|---|
| 86 | (prog1 |
|---|
| 87 | (%get-unsigned-byte bufptr) |
|---|
| 88 | (setf (%get-ptr buffer) |
|---|
| 89 | (%incf-ptr bufptr)))) |
|---|
| 90 | (%fasl-read-buffer s))))) |
|---|
| 91 | |
|---|
| 92 | (defun %fasl-read-word (s) |
|---|
| 93 | (the fixnum |
|---|
| 94 | (logior (the fixnum (ash (the fixnum (%fasl-read-byte s)) 8)) |
|---|
| 95 | (the fixnum (%fasl-read-byte s))))) |
|---|
| 96 | |
|---|
| 97 | |
|---|
| 98 | (defun %fasl-read-long (s) |
|---|
| 99 | (logior (ash (%fasl-read-word s) 16) (%fasl-read-word s))) |
|---|
| 100 | |
|---|
| 101 | (defun %fasl-read-signed-long (s) |
|---|
| 102 | (logior (ash (%word-to-int (%fasl-read-word s)) 16) |
|---|
| 103 | (%fasl-read-word s))) |
|---|
| 104 | |
|---|
| 105 | |
|---|
| 106 | (defun %fasl-read-count (s) |
|---|
| 107 | (do* ((val 0) |
|---|
| 108 | (shift 0 (+ shift 7)) |
|---|
| 109 | (done nil)) |
|---|
| 110 | (done val) |
|---|
| 111 | (let* ((b (%fasl-read-byte s))) |
|---|
| 112 | (declare (type (unsigned-byte 8) b)) |
|---|
| 113 | (setq done (logbitp 7 b) val (logior val (ash (logand b #x7f) shift)))))) |
|---|
| 114 | |
|---|
| 115 | (defun %simple-fasl-read-n-bytes (s ivector byte-offset n) |
|---|
| 116 | (declare (fixnum byte-offset n)) |
|---|
| 117 | (do* () |
|---|
| 118 | ((= n 0)) |
|---|
| 119 | (let* ((count (faslstate.bufcount s)) |
|---|
| 120 | (buffer (faslstate.iobuffer s)) |
|---|
| 121 | (bufptr (%get-ptr buffer)) |
|---|
| 122 | (nthere (if (< count n) count n))) |
|---|
| 123 | (declare (dynamic-extent bufptr) |
|---|
| 124 | (type macptr buffer bufptr) |
|---|
| 125 | (fixnum count nthere)) |
|---|
| 126 | (if (= nthere 0) |
|---|
| 127 | (%fasl-read-buffer s) |
|---|
| 128 | (progn |
|---|
| 129 | (decf n nthere) |
|---|
| 130 | (decf (the fixnum (faslstate.bufcount s)) nthere) |
|---|
| 131 | (%copy-ptr-to-ivector bufptr 0 ivector byte-offset nthere) |
|---|
| 132 | (incf byte-offset nthere) |
|---|
| 133 | (setf (%get-ptr buffer) |
|---|
| 134 | (%incf-ptr bufptr nthere))))))) |
|---|
| 135 | |
|---|
| 136 | |
|---|
| 137 | (defun %fasl-vreadstr (s) |
|---|
| 138 | (let* ((nbytes (%fasl-read-count s)) |
|---|
| 139 | (copy t) |
|---|
| 140 | (n nbytes) |
|---|
| 141 | (str (faslstate.faslstr s))) |
|---|
| 142 | (declare (fixnum n nbytes)) |
|---|
| 143 | (if (> n (length str)) |
|---|
| 144 | (setq str (make-string n :element-type 'base-char)) |
|---|
| 145 | (setq copy nil)) |
|---|
| 146 | (%fasl-read-n-bytes s str 0 nbytes) |
|---|
| 147 | (values str n copy))) |
|---|
| 148 | |
|---|
| 149 | |
|---|
| 150 | (defun %fasl-read-n-string (s string start n) |
|---|
| 151 | (declare (fixnum start n)) |
|---|
| 152 | (do* ((i start (1+ i)) |
|---|
| 153 | (n n (1- n))) |
|---|
| 154 | ((<= n 0)) |
|---|
| 155 | (declare (fixnum i n)) |
|---|
| 156 | (setf (schar string i) (code-char (%fasl-read-count s))))) |
|---|
| 157 | |
|---|
| 158 | (defun %fasl-nvreadstr (s) |
|---|
| 159 | (let* ((nchars (%fasl-read-count s)) |
|---|
| 160 | (copy t) |
|---|
| 161 | (n nchars) |
|---|
| 162 | (str (faslstate.faslstr s))) |
|---|
| 163 | (declare (fixnum n nbytes)) |
|---|
| 164 | (if (> n (length str)) |
|---|
| 165 | (setq str (make-string n :element-type 'base-char)) |
|---|
| 166 | (setq copy nil)) |
|---|
| 167 | (%fasl-read-n-string s str 0 nchars) |
|---|
| 168 | (values str n copy))) |
|---|
| 169 | |
|---|
| 170 | (defun %fasl-copystr (str len) |
|---|
| 171 | (declare (fixnum len)) |
|---|
| 172 | (let* ((new (make-string len :element-type 'base-char))) |
|---|
| 173 | (declare (simple-base-string new)) |
|---|
| 174 | (declare (optimize (speed 3)(safety 0))) |
|---|
| 175 | (dotimes (i len new) |
|---|
| 176 | (setf (schar new i) (schar str i))))) |
|---|
| 177 | |
|---|
| 178 | (defun %fasl-dispatch (s op) |
|---|
| 179 | (declare (fixnum op)) |
|---|
| 180 | (setf (faslstate.faslepush s) (logbitp $fasl-epush-bit op)) |
|---|
| 181 | #+debug |
|---|
| 182 | (format t "~& dispatch: op = ~d at ~x" (logand op (lognot (ash 1 $fasl-epush-bit))) |
|---|
| 183 | (1- (%fasl-get-file-pos s))) |
|---|
| 184 | (funcall (svref (faslstate.fasldispatch s) (logand op (lognot (ash 1 $fasl-epush-bit)))) |
|---|
| 185 | s)) |
|---|
| 186 | |
|---|
| 187 | (defun %fasl-expr (s) |
|---|
| 188 | (%fasl-dispatch s (%fasl-read-byte s)) |
|---|
| 189 | (faslstate.faslval s)) |
|---|
| 190 | |
|---|
| 191 | (defun %fasl-expr-preserve-epush (s) |
|---|
| 192 | (let* ((epush (faslstate.faslepush s)) |
|---|
| 193 | (val (%fasl-expr s))) |
|---|
| 194 | (setf (faslstate.faslepush s) epush) |
|---|
| 195 | val)) |
|---|
| 196 | |
|---|
| 197 | |
|---|
| 198 | (defun %fasl-vmake-symbol (s &optional idx) |
|---|
| 199 | (declare (fixnum subtype)) |
|---|
| 200 | (let* ((n (%fasl-read-count s)) |
|---|
| 201 | (str (make-string n :element-type 'base-char))) |
|---|
| 202 | (declare (fixnum n)) |
|---|
| 203 | (%fasl-read-n-bytes s str 0 n) |
|---|
| 204 | (let* ((sym (make-symbol str))) |
|---|
| 205 | (when idx (ensure-binding-index sym)) |
|---|
| 206 | (%epushval s sym)))) |
|---|
| 207 | |
|---|
| 208 | (defun %fasl-nvmake-symbol (s &optional idx) |
|---|
| 209 | (declare (fixnum subtype)) |
|---|
| 210 | (let* ((n (%fasl-read-count s)) |
|---|
| 211 | (str (make-string n :element-type 'base-char))) |
|---|
| 212 | (declare (fixnum n)) |
|---|
| 213 | (%fasl-read-n-string s str 0 n) |
|---|
| 214 | (let* ((sym (make-symbol str))) |
|---|
| 215 | (when idx (ensure-binding-index sym)) |
|---|
| 216 | (%epushval s sym)))) |
|---|
| 217 | |
|---|
| 218 | (defun %fasl-vintern (s package &optional binding-index) |
|---|
| 219 | (multiple-value-bind (str len new-p) (%fasl-vreadstr s) |
|---|
| 220 | (with-package-lock (package) |
|---|
| 221 | (multiple-value-bind (symbol access internal-offset external-offset) |
|---|
| 222 | (%find-symbol str len package) |
|---|
| 223 | (unless access |
|---|
| 224 | (unless new-p (setq str (%fasl-copystr str len))) |
|---|
| 225 | (setq symbol (%add-symbol str package internal-offset external-offset))) |
|---|
| 226 | (when binding-index |
|---|
| 227 | (ensure-binding-index symbol)) |
|---|
| 228 | (%epushval s symbol))))) |
|---|
| 229 | |
|---|
| 230 | (defun %fasl-nvintern (s package &optional binding-index) |
|---|
| 231 | (multiple-value-bind (str len new-p) (%fasl-nvreadstr s) |
|---|
| 232 | (with-package-lock (package) |
|---|
| 233 | (multiple-value-bind (symbol access internal-offset external-offset) |
|---|
| 234 | (%find-symbol str len package) |
|---|
| 235 | (unless access |
|---|
| 236 | (unless new-p (setq str (%fasl-copystr str len))) |
|---|
| 237 | (setq symbol (%add-symbol str package internal-offset external-offset))) |
|---|
| 238 | (when binding-index |
|---|
| 239 | (ensure-binding-index symbol)) |
|---|
| 240 | (%epushval s symbol))))) |
|---|
| 241 | |
|---|
| 242 | (defun find-package (name) |
|---|
| 243 | (if (packagep name) |
|---|
| 244 | name |
|---|
| 245 | (%find-pkg (string name)))) |
|---|
| 246 | |
|---|
| 247 | (defun set-package (name &aux (pkg (find-package name))) |
|---|
| 248 | (if pkg |
|---|
| 249 | (setq *package* pkg) |
|---|
| 250 | (set-package (%kernel-restart $xnopkg name)))) |
|---|
| 251 | |
|---|
| 252 | |
|---|
| 253 | (defun %find-pkg (name &optional (len (length name))) |
|---|
| 254 | (declare (fixnum len)) |
|---|
| 255 | (with-package-list-read-lock |
|---|
| 256 | (dolist (p %all-packages%) |
|---|
| 257 | (if (dolist (pkgname (pkg.names p)) |
|---|
| 258 | (when (and (= (the fixnum (length pkgname)) len) |
|---|
| 259 | (dotimes (i len t) |
|---|
| 260 | ;; Aref: allow non-simple strings |
|---|
| 261 | (unless (eq (aref name i) (schar pkgname i)) |
|---|
| 262 | (return)))) |
|---|
| 263 | (return t))) |
|---|
| 264 | (return p))))) |
|---|
| 265 | |
|---|
| 266 | |
|---|
| 267 | |
|---|
| 268 | (defun pkg-arg (thing &optional deleted-ok) |
|---|
| 269 | (let* ((xthing (cond ((or (symbolp thing) (typep thing 'character)) |
|---|
| 270 | (string thing)) |
|---|
| 271 | ((typep thing 'string) |
|---|
| 272 | (ensure-simple-string thing)) |
|---|
| 273 | (t |
|---|
| 274 | thing)))) |
|---|
| 275 | (let* ((typecode (typecode xthing))) |
|---|
| 276 | (declare (fixnum typecode)) |
|---|
| 277 | (cond ((= typecode target::subtag-package) |
|---|
| 278 | (if (or deleted-ok (pkg.names xthing)) |
|---|
| 279 | xthing |
|---|
| 280 | (error "~S is a deleted package ." thing))) |
|---|
| 281 | ((= typecode target::subtag-simple-base-string) |
|---|
| 282 | (or (%find-pkg xthing) |
|---|
| 283 | (%kernel-restart $xnopkg xthing))) |
|---|
| 284 | (t (report-bad-arg thing 'simple-string)))))) |
|---|
| 285 | |
|---|
| 286 | (defun %fasl-vpackage (s) |
|---|
| 287 | (multiple-value-bind (str len new-p) (%fasl-vreadstr s) |
|---|
| 288 | (let* ((p (%find-pkg str len))) |
|---|
| 289 | (%epushval s (or p (%kernel-restart $XNOPKG (if new-p str (%fasl-copystr str len)))))))) |
|---|
| 290 | |
|---|
| 291 | |
|---|
| 292 | (defun %fasl-nvpackage (s) |
|---|
| 293 | (multiple-value-bind (str len new-p) (%fasl-nvreadstr s) |
|---|
| 294 | (let* ((p (%find-pkg str len))) |
|---|
| 295 | (%epushval s (or p (%kernel-restart $XNOPKG (if new-p str (%fasl-copystr str len)))))))) |
|---|
| 296 | |
|---|
| 297 | (defun %fasl-vlistX (s dotp) |
|---|
| 298 | (let* ((len (%fasl-read-count s))) |
|---|
| 299 | (declare (fixnum len)) |
|---|
| 300 | (let* ((val (%epushval s (cons nil nil))) |
|---|
| 301 | (tail val)) |
|---|
| 302 | (declare (type cons val tail)) |
|---|
| 303 | (setf (car val) (%fasl-expr s)) |
|---|
| 304 | (dotimes (i len) |
|---|
| 305 | (setf (cdr tail) (setq tail (cons (%fasl-expr s) nil)))) |
|---|
| 306 | (if dotp |
|---|
| 307 | (setf (cdr tail) (%fasl-expr s))) |
|---|
| 308 | (setf (faslstate.faslval s) val)))) |
|---|
| 309 | |
|---|
| 310 | (deffaslop $fasl-noop (s) |
|---|
| 311 | (%cant-epush s)) |
|---|
| 312 | |
|---|
| 313 | |
|---|
| 314 | (deffaslop $fasl-vetab-alloc (s) |
|---|
| 315 | (%cant-epush s) |
|---|
| 316 | (setf (faslstate.faslevec s) (make-array (the fixnum (%fasl-read-count s))) |
|---|
| 317 | (faslstate.faslecnt s) 0)) |
|---|
| 318 | |
|---|
| 319 | (deffaslop $fasl-platform (s) |
|---|
| 320 | (%cant-epush s) |
|---|
| 321 | (let* ((platform (%fasl-expr s)) |
|---|
| 322 | (host-platform (%get-kernel-global 'host-platform))) |
|---|
| 323 | (declare (fixnum platform host-platform)) |
|---|
| 324 | (unless (= platform host-platform) |
|---|
| 325 | (error "Not a native fasl file : ~s" (faslstate.faslfname s))))) |
|---|
| 326 | |
|---|
| 327 | |
|---|
| 328 | (deffaslop $fasl-veref (s) |
|---|
| 329 | (let* ((idx (%fasl-read-count s))) |
|---|
| 330 | (declare (fixnum idx)) |
|---|
| 331 | (if (>= idx (the fixnum (faslstate.faslecnt s))) |
|---|
| 332 | (%bad-fasl s)) |
|---|
| 333 | (%epushval s (svref (faslstate.faslevec s) idx)))) |
|---|
| 334 | |
|---|
| 335 | #+x86-target |
|---|
| 336 | ;;; Read a "concatenated" lisp function, in which the machine code |
|---|
| 337 | ;;; and constants are both contained in the same underlying uvector. |
|---|
| 338 | (deffaslop $fasl-clfun (s) |
|---|
| 339 | (let* ((size-in-elements (%fasl-read-count s)) |
|---|
| 340 | (size-of-code (%fasl-read-count s)) |
|---|
| 341 | (vector (%alloc-misc size-in-elements target::subtag-function)) |
|---|
| 342 | (function (%function-vector-to-function vector))) |
|---|
| 343 | (declare (fixnum size-in-elements size-of-code)) |
|---|
| 344 | (%epushval s function) |
|---|
| 345 | (%fasl-read-n-bytes s vector 0 (ash size-of-code target::word-shift)) |
|---|
| 346 | (do* ((numconst (- size-in-elements size-of-code)) |
|---|
| 347 | (i 0 (1+ i)) |
|---|
| 348 | (constidx size-of-code (1+ constidx))) |
|---|
| 349 | ((= i numconst) |
|---|
| 350 | (setf (faslstate.faslval s) function)) |
|---|
| 351 | (declare (fixnum i numconst constidx)) |
|---|
| 352 | (setf (%svref vector constidx) (%fasl-expr s))))) |
|---|
| 353 | |
|---|
| 354 | |
|---|
| 355 | (deffaslop $fasl-lfuncall (s) |
|---|
| 356 | (let* ((fun (%fasl-expr-preserve-epush s))) |
|---|
| 357 | ;(break "fun = ~s" fun) |
|---|
| 358 | (%epushval s (funcall fun)))) |
|---|
| 359 | |
|---|
| 360 | (deffaslop $fasl-globals (s) |
|---|
| 361 | (setf (faslstate.faslgsymbols s) (%fasl-expr s))) |
|---|
| 362 | |
|---|
| 363 | (deffaslop $fasl-char (s) |
|---|
| 364 | (%epushval s (code-char (%fasl-read-count s)))) |
|---|
| 365 | |
|---|
| 366 | ;;; Deprecated |
|---|
| 367 | (deffaslop $fasl-fixnum (s) |
|---|
| 368 | (%epushval |
|---|
| 369 | s |
|---|
| 370 | (logior (the fixnum (ash (the fixnum (%word-to-int (%fasl-read-word s))) |
|---|
| 371 | 16)) |
|---|
| 372 | (the fixnum (%fasl-read-word s))) )) |
|---|
| 373 | |
|---|
| 374 | (deffaslop $fasl-s32 (s) |
|---|
| 375 | (%epushval s (%fasl-read-signed-long s))) |
|---|
| 376 | |
|---|
| 377 | (deffaslop $fasl-s64 (s) |
|---|
| 378 | (%epushval s (logior (ash (%fasl-read-signed-long s) 32) |
|---|
| 379 | (%fasl-read-long s)))) |
|---|
| 380 | |
|---|
| 381 | (deffaslop $fasl-dfloat (s) |
|---|
| 382 | ;; A double-float is a 3-element "misc" object. |
|---|
| 383 | ;; Element 0 is always 0 and exists solely to keep elements 1 and 2 |
|---|
| 384 | ;; aligned on a 64-bit boundary. |
|---|
| 385 | (%epushval s (double-float-from-bits (%fasl-read-long s) (%fasl-read-long s)))) |
|---|
| 386 | |
|---|
| 387 | (deffaslop $fasl-sfloat (s) |
|---|
| 388 | (%epushval s (host-single-float-from-unsigned-byte-32 (%fasl-read-long s)))) |
|---|
| 389 | |
|---|
| 390 | (deffaslop $fasl-vstr (s) |
|---|
| 391 | (let* ((n (%fasl-read-count s)) |
|---|
| 392 | (str (make-string (the fixnum n) :element-type 'base-char))) |
|---|
| 393 | (%epushval s str) |
|---|
| 394 | (%fasl-read-n-bytes s str 0 n))) |
|---|
| 395 | |
|---|
| 396 | (deffaslop $fasl-nvstr (s) |
|---|
| 397 | (let* ((n (%fasl-read-count s)) |
|---|
| 398 | (str (make-string (the fixnum n) :element-type 'base-char))) |
|---|
| 399 | (%epushval s str) |
|---|
| 400 | (%fasl-read-n-string s str 0 n))) |
|---|
| 401 | |
|---|
| 402 | (deffaslop $fasl-word-fixnum (s) |
|---|
| 403 | (%epushval s (%word-to-int (%fasl-read-word s)))) |
|---|
| 404 | |
|---|
| 405 | (deffaslop $fasl-vmksym (s) |
|---|
| 406 | (%fasl-vmake-symbol s)) |
|---|
| 407 | |
|---|
| 408 | (deffaslop $fasl-nvmksym (s) |
|---|
| 409 | (%fasl-nvmake-symbol s)) |
|---|
| 410 | |
|---|
| 411 | (deffaslop $fasl-vmksym-special (s) |
|---|
| 412 | (%fasl-vmake-symbol s t)) |
|---|
| 413 | |
|---|
| 414 | (deffaslop $fasl-nvmksym-special (s) |
|---|
| 415 | (%fasl-nvmake-symbol s t)) |
|---|
| 416 | |
|---|
| 417 | (deffaslop $fasl-vintern (s) |
|---|
| 418 | (%fasl-vintern s *package*)) |
|---|
| 419 | |
|---|
| 420 | (deffaslop $fasl-nvintern (s) |
|---|
| 421 | (%fasl-nvintern s *package*)) |
|---|
| 422 | |
|---|
| 423 | (deffaslop $fasl-vintern-special (s) |
|---|
| 424 | (%fasl-vintern s *package* t)) |
|---|
| 425 | |
|---|
| 426 | (deffaslop $fasl-nvintern-special (s) |
|---|
| 427 | (%fasl-nvintern s *package* t)) |
|---|
| 428 | |
|---|
| 429 | |
|---|
| 430 | |
|---|
| 431 | |
|---|
| 432 | (deffaslop $fasl-vpkg-intern (s) |
|---|
| 433 | (let* ((pkg (%fasl-expr-preserve-epush s))) |
|---|
| 434 | #+paranoia |
|---|
| 435 | (setq pkg (pkg-arg pkg)) |
|---|
| 436 | (%fasl-vintern s pkg))) |
|---|
| 437 | |
|---|
| 438 | (deffaslop $fasl-nvpkg-intern (s) |
|---|
| 439 | (let* ((pkg (%fasl-expr-preserve-epush s))) |
|---|
| 440 | #+paranoia |
|---|
| 441 | (setq pkg (pkg-arg pkg)) |
|---|
| 442 | (%fasl-nvintern s pkg))) |
|---|
| 443 | |
|---|
| 444 | (deffaslop $fasl-vpkg-intern-special (s) |
|---|
| 445 | (let* ((pkg (%fasl-expr-preserve-epush s))) |
|---|
| 446 | #+paranoia |
|---|
| 447 | (setq pkg (pkg-arg pkg)) |
|---|
| 448 | (%fasl-vintern s pkg t))) |
|---|
| 449 | |
|---|
| 450 | (deffaslop $fasl-nvpkg-intern-special (s) |
|---|
| 451 | (let* ((pkg (%fasl-expr-preserve-epush s))) |
|---|
| 452 | #+paranoia |
|---|
| 453 | (setq pkg (pkg-arg pkg)) |
|---|
| 454 | (%fasl-nvintern s pkg t))) |
|---|
| 455 | |
|---|
| 456 | (deffaslop $fasl-vpkg (s) |
|---|
| 457 | (%fasl-vpackage s)) |
|---|
| 458 | |
|---|
| 459 | (deffaslop $fasl-nvpkg (s) |
|---|
| 460 | (%fasl-nvpackage s)) |
|---|
| 461 | |
|---|
| 462 | (deffaslop $fasl-cons (s) |
|---|
| 463 | (let* ((cons (%epushval s (cons nil nil)))) |
|---|
| 464 | (declare (type cons cons)) |
|---|
| 465 | (setf (car cons) (%fasl-expr s) |
|---|
| 466 | (cdr cons) (%fasl-expr s)) |
|---|
| 467 | (setf (faslstate.faslval s) cons))) |
|---|
| 468 | |
|---|
| 469 | (deffaslop $fasl-vlist (s) |
|---|
| 470 | (%fasl-vlistX s nil)) |
|---|
| 471 | |
|---|
| 472 | (deffaslop $fasl-vlist* (s) |
|---|
| 473 | (%fasl-vlistX s t)) |
|---|
| 474 | |
|---|
| 475 | (deffaslop $fasl-nil (s) |
|---|
| 476 | (%epushval s nil)) |
|---|
| 477 | |
|---|
| 478 | (deffaslop $fasl-timm (s) |
|---|
| 479 | (rlet ((p :int)) |
|---|
| 480 | (setf (%get-long p) (%fasl-read-long s)) |
|---|
| 481 | (%epushval s (%get-unboxed-ptr p)))) |
|---|
| 482 | |
|---|
| 483 | (deffaslop $fasl-symfn (s) |
|---|
| 484 | (%epushval s (%function (%fasl-expr-preserve-epush s)))) |
|---|
| 485 | |
|---|
| 486 | (deffaslop $fasl-eval (s) |
|---|
| 487 | (%epushval s (eval (%fasl-expr-preserve-epush s)))) |
|---|
| 488 | |
|---|
| 489 | ;;; For bootstrapping. The real version is cheap-eval in l1-readloop |
|---|
| 490 | (when (not (fboundp 'eval)) |
|---|
| 491 | (defun eval (form) |
|---|
| 492 | (if (and (listp form) |
|---|
| 493 | (let ((f (%car form))) |
|---|
| 494 | (and (symbolp f) |
|---|
| 495 | (functionp (fboundp f))))) |
|---|
| 496 | (apply (%car form) (%cdr form)) |
|---|
| 497 | (error "Can't eval yet: ~s" form)))) |
|---|
| 498 | |
|---|
| 499 | |
|---|
| 500 | (deffaslop $fasl-vivec (s) |
|---|
| 501 | (let* ((subtag (%fasl-read-byte s)) |
|---|
| 502 | (element-count (%fasl-read-count s)) |
|---|
| 503 | (size-in-bytes (subtag-bytes subtag element-count)) |
|---|
| 504 | (vector (%alloc-misc element-count subtag)) |
|---|
| 505 | (byte-offset (or #+ppc32-target (if (= subtag ppc32::subtag-double-float-vector) 4) 0))) |
|---|
| 506 | (declare (fixnum subtag element-count size-in-bytes)) |
|---|
| 507 | (%epushval s vector) |
|---|
| 508 | (%fasl-read-n-bytes s vector byte-offset size-in-bytes) |
|---|
| 509 | vector)) |
|---|
| 510 | |
|---|
| 511 | (defun fasl-read-ivector (s subtag) |
|---|
| 512 | (let* ((element-count (%fasl-read-count s)) |
|---|
| 513 | (size-in-bytes (subtag-bytes subtag element-count)) |
|---|
| 514 | (vector (%alloc-misc element-count subtag))) |
|---|
| 515 | (declare (fixnum subtag element-count size-in-bytes)) |
|---|
| 516 | (%epushval s vector) |
|---|
| 517 | (%fasl-read-n-bytes s vector 0 size-in-bytes) |
|---|
| 518 | vector)) |
|---|
| 519 | |
|---|
| 520 | (deffaslop $fasl-u8-vector (s) |
|---|
| 521 | (fasl-read-ivector s target::subtag-u8-vector)) |
|---|
| 522 | |
|---|
| 523 | (deffaslop $fasl-s8-vector (s) |
|---|
| 524 | (fasl-read-ivector s target::subtag-s8-vector)) |
|---|
| 525 | |
|---|
| 526 | (deffaslop $fasl-u16-vector (s) |
|---|
| 527 | (fasl-read-ivector s target::subtag-u16-vector)) |
|---|
| 528 | |
|---|
| 529 | (deffaslop $fasl-s16-vector (s) |
|---|
| 530 | (fasl-read-ivector s target::subtag-s16-vector)) |
|---|
| 531 | |
|---|
| 532 | (deffaslop $fasl-u32-vector (s) |
|---|
| 533 | (fasl-read-ivector s target::subtag-u32-vector)) |
|---|
| 534 | |
|---|
| 535 | (deffaslop $fasl-s32-vector (s) |
|---|
| 536 | (fasl-read-ivector s target::subtag-s32-vector)) |
|---|
| 537 | |
|---|
| 538 | #+64-bit-target |
|---|
| 539 | (deffaslop $fasl-u64-vector (s) |
|---|
| 540 | (fasl-read-ivector s target::subtag-u64-vector)) |
|---|
| 541 | |
|---|
| 542 | #+64-bit-target |
|---|
| 543 | (deffaslop $fasl-u64-vector (s) |
|---|
| 544 | (fasl-read-ivector s target::subtag-s64-vector)) |
|---|
| 545 | |
|---|
| 546 | (deffaslop $fasl-bit-vector (s) |
|---|
| 547 | (fasl-read-ivector s target::subtag-bit-vector)) |
|---|
| 548 | |
|---|
| 549 | (deffaslop $fasl-bignum32 (s) |
|---|
| 550 | (let* ((element-count (%fasl-read-count s)) |
|---|
| 551 | (size-in-bytes (* element-count 4)) |
|---|
| 552 | (num (%alloc-misc element-count target::subtag-bignum))) |
|---|
| 553 | (declare (fixnum subtag element-count size-in-bytes)) |
|---|
| 554 | (%fasl-read-n-bytes s num 0 size-in-bytes) |
|---|
| 555 | (setq num (%normalize-bignum-2 t num)) |
|---|
| 556 | (%epushval s num) |
|---|
| 557 | num)) |
|---|
| 558 | |
|---|
| 559 | (deffaslop $fasl-single-float-vector (s) |
|---|
| 560 | (fasl-read-ivector s target::subtag-single-float-vector)) |
|---|
| 561 | |
|---|
| 562 | (deffaslop $fasl-double-float-vector (s) |
|---|
| 563 | #+64-bit-target |
|---|
| 564 | (fasl-read-ivector s target::subtag-double-float-vector) |
|---|
| 565 | #+ppc32-target |
|---|
| 566 | (let* ((element-count (%fasl-read-count s)) |
|---|
| 567 | (size-in-bytes (subtag-bytes ppc32::subtag-double-float-vector |
|---|
| 568 | element-count)) |
|---|
| 569 | (vector (%alloc-misc element-count |
|---|
| 570 | ppc32::subtag-double-float-vector))) |
|---|
| 571 | (declare (fixnum subtag element-count size-in-bytes)) |
|---|
| 572 | (%epushval s vector) |
|---|
| 573 | (%fasl-read-n-bytes s vector (- ppc32::misc-dfloat-offset |
|---|
| 574 | ppc32::misc-data-offset) |
|---|
| 575 | size-in-bytes) |
|---|
| 576 | vector)) |
|---|
| 577 | |
|---|
| 578 | |
|---|
| 579 | |
|---|
| 580 | #-x86-target |
|---|
| 581 | (deffaslop $fasl-code-vector (s) |
|---|
| 582 | (let* ((element-count (%fasl-read-count s)) |
|---|
| 583 | (size-in-bytes (* 4 element-count)) |
|---|
| 584 | (vector (allocate-typed-vector :code-vector element-count))) |
|---|
| 585 | (declare (fixnum subtag element-count size-in-bytes)) |
|---|
| 586 | (%epushval s vector) |
|---|
| 587 | (%fasl-read-n-bytes s vector 0 size-in-bytes) |
|---|
| 588 | (%make-code-executable vector) |
|---|
| 589 | vector)) |
|---|
| 590 | |
|---|
| 591 | (defun fasl-read-gvector (s subtype) |
|---|
| 592 | (let* ((n (%fasl-read-count s)) |
|---|
| 593 | (vector (%alloc-misc n subtype))) |
|---|
| 594 | (declare (fixnum n subtype)) |
|---|
| 595 | (%epushval s vector) |
|---|
| 596 | (dotimes (i n (setf (faslstate.faslval s) vector)) |
|---|
| 597 | (setf (%svref vector i) (%fasl-expr s))))) |
|---|
| 598 | |
|---|
| 599 | (deffaslop $fasl-vgvec (s) |
|---|
| 600 | (let* ((subtype (%fasl-read-byte s))) |
|---|
| 601 | (fasl-read-gvector s subtype))) |
|---|
| 602 | |
|---|
| 603 | (deffaslop $fasl-ratio (s) |
|---|
| 604 | (let* ((r (%alloc-misc target::ratio.element-count target::subtag-ratio))) |
|---|
| 605 | (%epushval s r) |
|---|
| 606 | (setf (%svref r target::ratio.numer-cell) (%fasl-expr s) |
|---|
| 607 | (%svref r target::ratio.denom-cell) (%fasl-expr s)) |
|---|
| 608 | (setf (faslstate.faslval s) r))) |
|---|
| 609 | |
|---|
| 610 | (deffaslop $fasl-complex (s) |
|---|
| 611 | (let* ((c (%alloc-misc target::complex.element-count |
|---|
| 612 | target::subtag-complex))) |
|---|
| 613 | (%epushval s c) |
|---|
| 614 | (setf (%svref c target::complex.realpart-cell) (%fasl-expr s) |
|---|
| 615 | (%svref c target::complex.imagpart-cell) (%fasl-expr s)) |
|---|
| 616 | (setf (faslstate.faslval s) c))) |
|---|
| 617 | |
|---|
| 618 | (deffaslop $fasl-t-vector (s) |
|---|
| 619 | (fasl-read-gvector s target::subtag-simple-vector)) |
|---|
| 620 | |
|---|
| 621 | (deffaslop $fasl-function (s) |
|---|
| 622 | (fasl-read-gvector s target::subtag-function)) |
|---|
| 623 | |
|---|
| 624 | (deffaslop $fasl-istruct (s) |
|---|
| 625 | (fasl-read-gvector s target::subtag-istruct)) |
|---|
| 626 | |
|---|
| 627 | (deffaslop $fasl-vector-header (s) |
|---|
| 628 | (fasl-read-gvector s target::subtag-vectorH)) |
|---|
| 629 | |
|---|
| 630 | (deffaslop $fasl-array-header (s) |
|---|
| 631 | (fasl-read-gvector s target::subtag-arrayH)) |
|---|
| 632 | |
|---|
| 633 | |
|---|
| 634 | (deffaslop $fasl-defun (s) |
|---|
| 635 | (%cant-epush s) |
|---|
| 636 | (%defun (%fasl-expr s) (%fasl-expr s))) |
|---|
| 637 | |
|---|
| 638 | (deffaslop $fasl-macro (s) |
|---|
| 639 | (%cant-epush s) |
|---|
| 640 | (%macro (%fasl-expr s) (%fasl-expr s))) |
|---|
| 641 | |
|---|
| 642 | (deffaslop $fasl-defconstant (s) |
|---|
| 643 | (%cant-epush s) |
|---|
| 644 | (%defconstant (%fasl-expr s) (%fasl-expr s) (%fasl-expr s))) |
|---|
| 645 | |
|---|
| 646 | (deffaslop $fasl-defparameter (s) |
|---|
| 647 | (%cant-epush s) |
|---|
| 648 | (let* ((sym (%fasl-expr s)) |
|---|
| 649 | (val (%fasl-expr s))) |
|---|
| 650 | (%defvar sym (%fasl-expr s)) |
|---|
| 651 | (set sym val))) |
|---|
| 652 | |
|---|
| 653 | ;;; (defvar var) |
|---|
| 654 | (deffaslop $fasl-defvar (s) |
|---|
| 655 | (%cant-epush s) |
|---|
| 656 | (%defvar (%fasl-expr s))) |
|---|
| 657 | |
|---|
| 658 | ;;; (defvar var initfom doc) |
|---|
| 659 | (deffaslop $fasl-defvar-init (s) |
|---|
| 660 | (%cant-epush s) |
|---|
| 661 | (let* ((sym (%fasl-expr s)) |
|---|
| 662 | (val (%fasl-expr s))) |
|---|
| 663 | (unless (%defvar sym (%fasl-expr s)) |
|---|
| 664 | (set sym val)))) |
|---|
| 665 | |
|---|
| 666 | |
|---|
| 667 | (deffaslop $fasl-prog1 (s) |
|---|
| 668 | (let* ((val (%fasl-expr s))) |
|---|
| 669 | (%fasl-expr s) |
|---|
| 670 | (setf (faslstate.faslval s) val))) |
|---|
| 671 | |
|---|
| 672 | |
|---|
| 673 | |
|---|
| 674 | (deffaslop $fasl-src (s) |
|---|
| 675 | (%cant-epush s) |
|---|
| 676 | (let* ((source-file (%fasl-expr s))) |
|---|
| 677 | ; (format t "~& source-file = ~s" source-file) |
|---|
| 678 | (setq *loading-file-source-file* source-file))) |
|---|
| 679 | |
|---|
| 680 | (defvar *modules* nil) |
|---|
| 681 | |
|---|
| 682 | ;;; Bootstrapping version |
|---|
| 683 | (defun provide (module-name) |
|---|
| 684 | (push (string module-name) *modules*)) |
|---|
| 685 | |
|---|
| 686 | (deffaslop $fasl-provide (s) |
|---|
| 687 | (provide (%fasl-expr s))) |
|---|
| 688 | |
|---|
| 689 | |
|---|
| 690 | ;;; The loader itself |
|---|
| 691 | |
|---|
| 692 | (defun %simple-fasl-set-file-pos (s new) |
|---|
| 693 | (let* ((fd (faslstate.faslfd s)) |
|---|
| 694 | (posoffset (fd-tell fd))) |
|---|
| 695 | (if (>= (decf posoffset new) 0) |
|---|
| 696 | (let* ((count (faslstate.bufcount s))) |
|---|
| 697 | (if (>= (decf count posoffset ) 0) |
|---|
| 698 | (progn |
|---|
| 699 | (setf (faslstate.bufcount s) posoffset) |
|---|
| 700 | (incf #+32-bit-target (%get-long (faslstate.iobuffer s)) |
|---|
| 701 | #+64-bit-target (%%get-signed-longlong (faslstate.iobuffer s) |
|---|
| 702 | 0) |
|---|
| 703 | count) |
|---|
| 704 | (return-from %simple-fasl-set-file-pos nil))))) |
|---|
| 705 | (progn |
|---|
| 706 | (setf (faslstate.bufcount s) 0) |
|---|
| 707 | (fd-lseek fd new #$SEEK_SET)))) |
|---|
| 708 | |
|---|
| 709 | (defun %simple-fasl-get-file-pos (s) |
|---|
| 710 | (- (fd-tell (faslstate.faslfd s)) (faslstate.bufcount s))) |
|---|
| 711 | |
|---|
| 712 | (defparameter *%fasload-verbose* t) |
|---|
| 713 | |
|---|
| 714 | ;;; the default fasl file opener sets up the fasl state and checks the header |
|---|
| 715 | (defun %simple-fasl-open (string s) |
|---|
| 716 | (let* ((ok nil) |
|---|
| 717 | (fd (fd-open string #$O_RDONLY)) |
|---|
| 718 | (err 0)) |
|---|
| 719 | (declare (fixnum fd)) |
|---|
| 720 | (if (>= fd 0) |
|---|
| 721 | (if (< (fd-lseek fd 0 #$SEEK_END) 4) |
|---|
| 722 | (setq err $xnotfasl) |
|---|
| 723 | (progn |
|---|
| 724 | (setq err 0) |
|---|
| 725 | (setf (faslstate.bufcount s) 0 |
|---|
| 726 | (faslstate.faslfd s) fd) |
|---|
| 727 | (fd-lseek fd 0 #$SEEK_SET) |
|---|
| 728 | (multiple-value-setq (ok err) (%fasl-check-header s)))) |
|---|
| 729 | (setq err fd)) |
|---|
| 730 | (unless (eql err 0) (setf (faslstate.faslerr s) err)) |
|---|
| 731 | ok)) |
|---|
| 732 | |
|---|
| 733 | ;;; once the fasl state is set up, this checks the fasl header and |
|---|
| 734 | ;;; returns (values ok err) |
|---|
| 735 | (defun %fasl-check-header (s) |
|---|
| 736 | (let* ((signature (%fasl-read-word s))) |
|---|
| 737 | (declare (fixnum signature)) |
|---|
| 738 | (if (= signature $fasl-file-id) |
|---|
| 739 | (values t 0) |
|---|
| 740 | (if (= signature $fasl-file-id1) |
|---|
| 741 | (progn |
|---|
| 742 | (%fasl-set-file-pos s (%fasl-read-long s)) |
|---|
| 743 | (values t 0)) |
|---|
| 744 | (values nil $xnotfasl))))) |
|---|
| 745 | |
|---|
| 746 | (defun %simple-fasl-close (s) |
|---|
| 747 | (let* ((fd (faslstate.faslfd s))) |
|---|
| 748 | (when fd (fd-close fd)))) |
|---|
| 749 | |
|---|
| 750 | (defun %simple-fasl-init-buffer (s) |
|---|
| 751 | (declare (ignore s)) |
|---|
| 752 | nil) |
|---|
| 753 | |
|---|
| 754 | (defvar *fasl-api* nil) |
|---|
| 755 | (setf *fasl-api* (%istruct 'faslapi |
|---|
| 756 | #'%simple-fasl-open |
|---|
| 757 | #'%simple-fasl-close |
|---|
| 758 | #'%simple-fasl-init-buffer |
|---|
| 759 | #'%simple-fasl-set-file-pos |
|---|
| 760 | #'%simple-fasl-get-file-pos |
|---|
| 761 | #'%simple-fasl-read-buffer |
|---|
| 762 | #'%simple-fasl-read-byte |
|---|
| 763 | #'%simple-fasl-read-n-bytes)) |
|---|
| 764 | |
|---|
| 765 | (defun %fasl-open (string s) |
|---|
| 766 | (funcall (faslapi.fasl-open *fasl-api*) string s)) |
|---|
| 767 | (defun %fasl-close (s) |
|---|
| 768 | (funcall (faslapi.fasl-close *fasl-api*) s)) |
|---|
| 769 | (defun %fasl-init-buffer (s) |
|---|
| 770 | (funcall (faslapi.fasl-init-buffer *fasl-api*) s)) |
|---|
| 771 | (defun %fasl-set-file-pos (s new) |
|---|
| 772 | (funcall (faslapi.fasl-set-file-pos *fasl-api*) s new)) |
|---|
| 773 | (defun %fasl-get-file-pos (s) |
|---|
| 774 | (funcall (faslapi.fasl-get-file-pos *fasl-api*) s)) |
|---|
| 775 | (defun %fasl-read-buffer (s) |
|---|
| 776 | (funcall (faslapi.fasl-read-buffer *fasl-api*) s)) |
|---|
| 777 | (defun %fasl-read-byte (s) |
|---|
| 778 | (funcall (faslapi.fasl-read-byte *fasl-api*) s)) |
|---|
| 779 | (defun %fasl-read-n-bytes (s ivector byte-offset n) |
|---|
| 780 | (funcall (faslapi.fasl-read-n-bytes *fasl-api*) s ivector byte-offset n)) |
|---|
| 781 | |
|---|
| 782 | (defun %fasload (string &optional (table *fasl-dispatch-table*)) |
|---|
| 783 | ;;(dbg string) |
|---|
| 784 | (when (and *%fasload-verbose* |
|---|
| 785 | (not *load-verbose*)) |
|---|
| 786 | (%string-to-stderr ";Loading ") (pdbg string)) |
|---|
| 787 | (let* ((s (%istruct |
|---|
| 788 | 'faslstate |
|---|
| 789 | nil |
|---|
| 790 | nil |
|---|
| 791 | nil |
|---|
| 792 | nil |
|---|
| 793 | nil |
|---|
| 794 | nil |
|---|
| 795 | nil |
|---|
| 796 | nil |
|---|
| 797 | nil |
|---|
| 798 | nil |
|---|
| 799 | nil |
|---|
| 800 | nil |
|---|
| 801 | nil |
|---|
| 802 | nil))) |
|---|
| 803 | (declare (dynamic-extent s)) |
|---|
| 804 | (setf (faslstate.faslfname s) string) |
|---|
| 805 | (setf (faslstate.fasldispatch s) table) |
|---|
| 806 | (setf (faslstate.faslversion s) 0) |
|---|
| 807 | (%stack-block ((buffer (+ target::node-size $fasl-buf-len))) |
|---|
| 808 | (setf (faslstate.iobuffer s) buffer) |
|---|
| 809 | (%fasl-init-buffer s) |
|---|
| 810 | (let* ((parse-string (make-string 255 :element-type 'base-char))) |
|---|
| 811 | (declare (dynamic-extent parse-string)) |
|---|
| 812 | (setf (faslstate.oldfaslstr s) nil |
|---|
| 813 | (faslstate.faslstr s) parse-string) |
|---|
| 814 | (unwind-protect |
|---|
| 815 | (when (%fasl-open string s) |
|---|
| 816 | (let* ((nblocks (%fasl-read-word s))) |
|---|
| 817 | (declare (fixnum nblocks)) |
|---|
| 818 | (unless (= nblocks 0) |
|---|
| 819 | (let* ((pos (%fasl-get-file-pos s))) |
|---|
| 820 | (dotimes (i nblocks) |
|---|
| 821 | (%fasl-set-file-pos s pos) |
|---|
| 822 | (%fasl-set-file-pos s (%fasl-read-long s)) |
|---|
| 823 | (incf pos 8) |
|---|
| 824 | (let* ((version (%fasl-read-word s))) |
|---|
| 825 | (declare (fixnum version)) |
|---|
| 826 | (if (or (> version (+ #xff00 $fasl-vers)) |
|---|
| 827 | (< version (+ #xff00 $fasl-min-vers))) |
|---|
| 828 | (%err-disp (if (>= version #xff00) $xfaslvers $xnotfasl)) |
|---|
| 829 | (progn |
|---|
| 830 | (setf (faslstate.faslversion s) version) |
|---|
| 831 | (%fasl-read-word s) |
|---|
| 832 | (%fasl-read-word s) ; Ignore kernel version stuff |
|---|
| 833 | (setf (faslstate.faslevec s) nil |
|---|
| 834 | (faslstate.faslecnt s) 0) |
|---|
| 835 | (do* ((op (%fasl-read-byte s) (%fasl-read-byte s))) |
|---|
| 836 | ((= op $faslend)) |
|---|
| 837 | (declare (fixnum op)) |
|---|
| 838 | (%fasl-dispatch s op)))))))))) |
|---|
| 839 | (%fasl-close s)) |
|---|
| 840 | (let* ((err (faslstate.faslerr s))) |
|---|
| 841 | (if err |
|---|
| 842 | (progn |
|---|
| 843 | (when *%fasload-verbose* |
|---|
| 844 | (let* ((herald ";!!Error loading ") |
|---|
| 845 | (hlen (length herald)) |
|---|
| 846 | (len (length string)) |
|---|
| 847 | (msg (make-string (+ hlen len)))) |
|---|
| 848 | (declare (dynamic-extent msg)) |
|---|
| 849 | (%copy-ivector-to-ivector herald 0 msg 0 (* hlen 4)) |
|---|
| 850 | (%copy-ivector-to-ivector string 0 msg (* hlen 4) (* len 4)) |
|---|
| 851 | (bug msg))) |
|---|
| 852 | (values nil err)) |
|---|
| 853 | (values t nil))))))) |
|---|
| 854 | |
|---|
| 855 | |
|---|
| 856 | (defun %new-package-hashtable (size) |
|---|
| 857 | (%initialize-htab (cons nil (cons 0 0)) size)) |
|---|
| 858 | |
|---|
| 859 | (defun %initialize-htab (htab size) |
|---|
| 860 | (declare (fixnum size)) |
|---|
| 861 | ;; Ensure that "size" is relatively prime to all secondary hash values. |
|---|
| 862 | ;; If it's small enough, pick the next highest known prime out of the |
|---|
| 863 | ;; "primsizes" array. Otherwize, iterate through all all of "hprimes" |
|---|
| 864 | ;; until we find something relatively prime to all of them. |
|---|
| 865 | (setq size |
|---|
| 866 | (if (> size 32749) |
|---|
| 867 | (do* ((nextsize (logior 1 size) (+ nextsize 2))) |
|---|
| 868 | () |
|---|
| 869 | (declare (fixnum nextsize)) |
|---|
| 870 | (when (dotimes (i 8 t) |
|---|
| 871 | (unless (eql 1 (gcd nextsize (uvref #.$hprimes i))) |
|---|
| 872 | (return))) |
|---|
| 873 | (return nextsize))) |
|---|
| 874 | (dotimes (i (the fixnum (length #.$primsizes))) |
|---|
| 875 | (let* ((psize (uvref #.$primsizes i))) |
|---|
| 876 | (declare (fixnum psize)) |
|---|
| 877 | (if (>= psize size) |
|---|
| 878 | (return psize)))))) |
|---|
| 879 | (setf (htvec htab) (make-array size #|:initial-element 0|#)) |
|---|
| 880 | (setf (htcount htab) 0) |
|---|
| 881 | (setf (htlimit htab) (the fixnum (- size (the fixnum (ash size -3))))) |
|---|
| 882 | htab) |
|---|
| 883 | |
|---|
| 884 | |
|---|
| 885 | (defun %resize-htab (htab) |
|---|
| 886 | (declare (optimize (speed 3) (safety 0))) |
|---|
| 887 | (without-interrupts |
|---|
| 888 | (let* ((old-vector (htvec htab)) |
|---|
| 889 | (old-len (length old-vector))) |
|---|
| 890 | (declare (fixnum old-len) |
|---|
| 891 | (simple-vector old-vector)) |
|---|
| 892 | (let* ((nsyms 0)) |
|---|
| 893 | (declare (fixnum nsyms)) |
|---|
| 894 | (dovector (s old-vector) |
|---|
| 895 | (when (symbolp s) (incf nsyms))) |
|---|
| 896 | (%initialize-htab htab |
|---|
| 897 | (the fixnum (+ |
|---|
| 898 | (the fixnum |
|---|
| 899 | (+ nsyms (the fixnum (ash nsyms -2)))) |
|---|
| 900 | 2))) |
|---|
| 901 | (let* ((new-vector (htvec htab)) |
|---|
| 902 | (nnew 0)) |
|---|
| 903 | (declare (fixnum nnew) |
|---|
| 904 | (simple-vector new-vector)) |
|---|
| 905 | (dotimes (i old-len (setf (htcount htab) nnew)) |
|---|
| 906 | (let* ((s (svref old-vector i))) |
|---|
| 907 | (if (symbolp s) |
|---|
| 908 | (let* ((pname (symbol-name s))) |
|---|
| 909 | (setf (svref |
|---|
| 910 | new-vector |
|---|
| 911 | (nth-value |
|---|
| 912 | 2 |
|---|
| 913 | (%get-htab-symbol |
|---|
| 914 | pname |
|---|
| 915 | (length pname) |
|---|
| 916 | htab))) |
|---|
| 917 | s) |
|---|
| 918 | (incf nnew))))) |
|---|
| 919 | htab))))) |
|---|
| 920 | |
|---|
| 921 | (defun hash-pname (str len) |
|---|
| 922 | (declare (optimize (speed 3) (safety 0))) |
|---|
| 923 | (let* ((primary (%pname-hash str len))) |
|---|
| 924 | (declare (fixnum primary)) |
|---|
| 925 | (values primary (aref (the (simple-array (unsigned-byte 16) (8)) $hprimes) (logand primary 7))))) |
|---|
| 926 | |
|---|
| 927 | |
|---|
| 928 | |
|---|
| 929 | (defun %get-hashed-htab-symbol (str len htab primary secondary) |
|---|
| 930 | (declare (optimize (speed 3) (safety 0)) |
|---|
| 931 | (fixnum primary secondary len)) |
|---|
| 932 | (let* ((vec (htvec htab)) |
|---|
| 933 | (vlen (length vec))) |
|---|
| 934 | (declare (fixnum vlen)) |
|---|
| 935 | (do* ((idx (fast-mod primary vlen) (+ i secondary)) |
|---|
| 936 | (i idx (if (>= idx vlen) (- idx vlen) idx)) |
|---|
| 937 | (elt (svref vec i) (svref vec i))) |
|---|
| 938 | ((eql elt 0) (values nil nil i)) |
|---|
| 939 | (declare (fixnum i idx)) |
|---|
| 940 | (when (symbolp elt) |
|---|
| 941 | (let* ((pname (symbol-name elt))) |
|---|
| 942 | (if (and |
|---|
| 943 | (= (the fixnum (length pname)) len) |
|---|
| 944 | (dotimes (j len t) |
|---|
| 945 | (unless (eq (aref str j) (schar pname j)) |
|---|
| 946 | (return)))) |
|---|
| 947 | (return (values t (%symptr->symbol elt) i)))))))) |
|---|
| 948 | |
|---|
| 949 | (defun %get-htab-symbol (string len htab) |
|---|
| 950 | (declare (optimize (speed 3) (safety 0))) |
|---|
| 951 | (multiple-value-bind (p s) (hash-pname string len) |
|---|
| 952 | (%get-hashed-htab-symbol string len htab p s))) |
|---|
| 953 | |
|---|
| 954 | (defun %find-symbol (string len package) |
|---|
| 955 | (declare (optimize (speed 3) (safety 0))) |
|---|
| 956 | (multiple-value-bind (found-p sym internal-offset) |
|---|
| 957 | (%get-htab-symbol string len (pkg.itab package)) |
|---|
| 958 | (if found-p |
|---|
| 959 | (values sym :internal internal-offset nil) |
|---|
| 960 | (multiple-value-bind (found-p sym external-offset) |
|---|
| 961 | (%get-htab-symbol string len (pkg.etab package)) |
|---|
| 962 | (if found-p |
|---|
| 963 | (values sym :external internal-offset external-offset) |
|---|
| 964 | (dolist (p (pkg.used package) (values nil nil internal-offset external-offset)) |
|---|
| 965 | (multiple-value-bind (found-p sym) |
|---|
| 966 | (%get-htab-symbol string len (pkg.etab p)) |
|---|
| 967 | (when found-p |
|---|
| 968 | (return (values sym :inherited internal-offset external-offset)))))))))) |
|---|
| 969 | |
|---|
| 970 | (defun %htab-add-symbol (symbol htab idx) |
|---|
| 971 | (declare (optimize (speed 3) (safety 0))) |
|---|
| 972 | (setf (svref (htvec htab) idx) (%symbol->symptr symbol)) |
|---|
| 973 | (if (>= (incf (the fixnum (htcount htab))) |
|---|
| 974 | (the fixnum (htlimit htab))) |
|---|
| 975 | (%resize-htab htab)) |
|---|
| 976 | symbol) |
|---|
| 977 | |
|---|
| 978 | (defun %set-symbol-package (symbol package-or-nil) |
|---|
| 979 | (declare (optimize (speed 3) (safety 0))) |
|---|
| 980 | (let* ((symvec (symptr->symvector (%symbol->symptr symbol))) |
|---|
| 981 | (old-pp (%svref symvec target::symbol.package-predicate-cell))) |
|---|
| 982 | (if (consp old-pp) |
|---|
| 983 | (setf (car old-pp) package-or-nil) |
|---|
| 984 | (setf (%svref symvec target::symbol.package-predicate-cell) package-or-nil)))) |
|---|
| 985 | |
|---|
| 986 | |
|---|
| 987 | (let* ((force-export-packages (list *keyword-package*)) |
|---|
| 988 | (force-export-packages-lock (make-lock))) |
|---|
| 989 | (defun force-export-packages () |
|---|
| 990 | (with-lock-grabbed (force-export-packages-lock) |
|---|
| 991 | (copy-list force-export-packages))) |
|---|
| 992 | (defun package-force-export (p) |
|---|
| 993 | (let* ((pkg (pkg-arg p))) |
|---|
| 994 | (with-lock-grabbed (force-export-packages-lock) |
|---|
| 995 | (pushnew pkg force-export-packages)) |
|---|
| 996 | pkg)) |
|---|
| 997 | (defun force-export-package-p (pkg) |
|---|
| 998 | (with-lock-grabbed (force-export-packages-lock) |
|---|
| 999 | (if (memq pkg force-export-packages) |
|---|
| 1000 | t)))) |
|---|
| 1001 | |
|---|
| 1002 | |
|---|
| 1003 | (defun %insert-symbol (symbol package internal-idx external-idx &optional force-export) |
|---|
| 1004 | (let* ((symvec (symptr->symvector (%symbol->symptr symbol))) |
|---|
| 1005 | (package-predicate (%svref symvec target::symbol.package-predicate-cell)) |
|---|
| 1006 | (keyword-package (eq package *keyword-package*))) |
|---|
| 1007 | ;; Set home package |
|---|
| 1008 | (if package-predicate |
|---|
| 1009 | (if (listp package-predicate) |
|---|
| 1010 | (unless (%car package-predicate) (%rplaca package-predicate package))) |
|---|
| 1011 | (setf (%svref symvec target::symbol.package-predicate-cell) package)) |
|---|
| 1012 | (if (or force-export (force-export-package-p package)) |
|---|
| 1013 | (progn |
|---|
| 1014 | (%htab-add-symbol symbol (pkg.etab package) external-idx) |
|---|
| 1015 | (if keyword-package |
|---|
| 1016 | ;;(define-constant symbol symbol) |
|---|
| 1017 | (progn |
|---|
| 1018 | (%set-sym-global-value symbol symbol) |
|---|
| 1019 | (%symbol-bits symbol |
|---|
| 1020 | (logior (ash 1 $sym_vbit_special) |
|---|
| 1021 | (ash 1 $sym_vbit_const) |
|---|
| 1022 | (the fixnum (%symbol-bits symbol))))))) |
|---|
| 1023 | (%htab-add-symbol symbol (pkg.itab package) internal-idx)) |
|---|
| 1024 | (let* ((hook (pkg.intern-hook package))) |
|---|
| 1025 | (when hook (funcall hook symbol))) |
|---|
| 1026 | symbol)) |
|---|
| 1027 | |
|---|
| 1028 | ;;; PNAME must be a simple string! |
|---|
| 1029 | (defun %add-symbol (pname package internal-idx external-idx &optional force-export) |
|---|
| 1030 | (let* ((sym (make-symbol pname))) |
|---|
| 1031 | (%insert-symbol sym package internal-idx external-idx force-export))) |
|---|
| 1032 | |
|---|
| 1033 | |
|---|
| 1034 | |
|---|
| 1035 | |
|---|
| 1036 | ;;; The initial %toplevel-function% sets %toplevel-function% to NIL; |
|---|
| 1037 | ;;; if the %fasload call fails, the lisp should exit (instead of |
|---|
| 1038 | ;;; repeating the process endlessly ... |
|---|
| 1039 | |
|---|
| 1040 | |
|---|
| 1041 | (defvar %toplevel-function% |
|---|
| 1042 | #'(lambda () |
|---|
| 1043 | (declare (special *xload-cold-load-functions* |
|---|
| 1044 | *xload-cold-load-documentation* |
|---|
| 1045 | *xload-startup-file*)) |
|---|
| 1046 | (%set-tcr-toplevel-function (%current-tcr) nil) ; should get reset by l1-boot. |
|---|
| 1047 | (setq %system-locks% (%cons-population nil)) |
|---|
| 1048 | ;; Need to make %ALL-PACKAGES-LOCK% early, so that we can casually |
|---|
| 1049 | ;; do SET-PACKAGE in cold load functions. |
|---|
| 1050 | (setq %all-packages-lock% (make-read-write-lock)) |
|---|
| 1051 | (dolist (f (prog1 *xload-cold-load-functions* (setq *xload-cold-load-functions* nil))) |
|---|
| 1052 | (funcall f)) |
|---|
| 1053 | (dolist (p %all-packages%) |
|---|
| 1054 | (%resize-htab (pkg.itab p)) |
|---|
| 1055 | (%resize-htab (pkg.etab p))) |
|---|
| 1056 | (dolist (f (prog1 *xload-cold-load-documentation* (setq *xload-cold-load-documentation* nil))) |
|---|
| 1057 | (apply 'set-documentation f)) |
|---|
| 1058 | ;; Can't bind any specials until this happens |
|---|
| 1059 | (let* ((max 0)) |
|---|
| 1060 | (%map-areas #'(lambda (symvec) |
|---|
| 1061 | (when (= (the fixnum (typecode symvec)) |
|---|
| 1062 | target::subtag-symbol) |
|---|
| 1063 | (let* ((s (symvector->symptr symvec)) |
|---|
| 1064 | (idx (symbol-binding-index s))) |
|---|
| 1065 | (when (> idx 0) |
|---|
| 1066 | (cold-load-binding-index s)) |
|---|
| 1067 | (when (> idx max) |
|---|
| 1068 | (setq max idx)))))) |
|---|
| 1069 | (%set-binding-index max)) |
|---|
| 1070 | (%fasload *xload-startup-file*))) |
|---|
| 1071 | |
|---|
