src/compiler/x86-64/cell.lisp

   1 ;;;; various primitive memory access VOPs for the x86 VM
   2
   3 ;;;; This software is part of the SBCL system. See the README file for
   4 ;;;; more information.
   5 ;;;;
   6 ;;;; This software is derived from the CMU CL system, which was
   7 ;;;; written at Carnegie Mellon University and released into the
   8 ;;;; public domain. The software is in the public domain and is
   9 ;;;; provided with absolutely no warranty. See the COPYING and CREDITS
  10 ;;;; files for more information.
  11
  12 (in-package "SB!VM")
  13 \f
  14 ;;;; data object ref/set stuff
  15
  16 (define-vop (slot)
  17   (:args (object :scs (descriptor-reg)))
  18   (:info name offset lowtag)
  19   (:ignore name)
  20   (:results (result :scs (descriptor-reg any-reg)))
  21   (:generator 1
  22    (loadw result object offset lowtag)))
  23
  24 (define-vop (set-slot)
  25   (:args (object :scs (descriptor-reg))
  26          (value :scs (descriptor-reg any-reg immediate)))
  27   (:temporary (:sc descriptor-reg) temp)
  28   (:info name offset lowtag)
  29   (:ignore name)
  30   (:results)
  31   (:generator 1
  32     (if (sc-is value immediate)
  33         (let ((val (tn-value value)))
  34           (move-immediate (make-ea :qword
  35                                    :base object
  36                                    :disp (- (* offset n-word-bytes)
  37                                             lowtag))
  38                           (etypecase val
  39                             (integer
  40                              (fixnumize val))
  41                             (symbol
  42                              (+ nil-value (static-symbol-offset val)))
  43                             (character
  44                              (logior (ash (char-code val) n-widetag-bits)
  45                                      character-widetag)))
  46                           temp))
  47         ;; Else, value not immediate.
  48         (storew value object offset lowtag))))
  49
  50 (define-vop (compare-and-swap-slot)
  51   (:args (object :scs (descriptor-reg) :to :eval)
  52          (old :scs (descriptor-reg any-reg) :target rax)
  53          (new :scs (descriptor-reg any-reg)))
  54   (:temporary (:sc descriptor-reg :offset rax-offset
  55                    :from (:argument 1) :to :result :target result)
  56               rax)
  57   (:info name offset lowtag)
  58   (:ignore name)
  59   (:results (result :scs (descriptor-reg any-reg)))
  60   (:generator 5
  61      (move rax old)
  62      (inst cmpxchg (make-ea :qword :base object
  63                             :disp (- (* offset n-word-bytes) lowtag))
  64            new :lock)
  65      (move result rax)))
  66 \f
  67 ;;;; symbol hacking VOPs
  68
  69 (define-vop (%compare-and-swap-symbol-value)
  70   (:translate %compare-and-swap-symbol-value)
  71   (:args (symbol :scs (descriptor-reg) :to (:result 1))
  72          (old :scs (descriptor-reg any-reg) :target rax)
  73          (new :scs (descriptor-reg any-reg)))
  74   (:temporary (:sc descriptor-reg :offset rax-offset) rax)
  75   #!+sb-thread
  76   (:temporary (:sc descriptor-reg) tls)
  77   (:results (result :scs (descriptor-reg any-reg)))
  78   (:policy :fast-safe)
  79   (:vop-var vop)
  80   (:generator 15
  81     ;; This code has two pathological cases: NO-TLS-VALUE-MARKER
  82     ;; or UNBOUND-MARKER as NEW: in either case we would end up
  83     ;; doing possible damage with CMPXCHG -- so don't do that!
  84     (let ((unbound (generate-error-code vop 'unbound-symbol-error symbol))
  85           (check (gen-label)))
  86       (move rax old)
  87       #!+sb-thread
  88       (progn
  89         (loadw tls symbol symbol-tls-index-slot other-pointer-lowtag)
  90         ;; Thread-local area, no LOCK needed.
  91         (inst cmpxchg (make-ea :qword :base thread-base-tn
  92                                :index tls :scale 1)
  93               new)
  94         (inst cmp rax no-tls-value-marker-widetag)
  95         (inst jmp :ne check)
  96         (move rax old))
  97       (inst cmpxchg (make-ea :qword :base symbol
  98                              :disp (- (* symbol-value-slot n-word-bytes)
  99                                       other-pointer-lowtag)
 100                              :scale 1)
 101             new :lock)
 102       (emit-label check)
 103       (move result rax)
 104       (inst cmp result unbound-marker-widetag)
 105       (inst jmp :e unbound))))
 106
 107 (define-vop (%set-symbol-global-value cell-set)
 108   (:variant symbol-value-slot other-pointer-lowtag))
 109
 110 (define-vop (fast-symbol-global-value cell-ref)
 111   (:variant symbol-value-slot other-pointer-lowtag)
 112   (:policy :fast)
 113   (:translate symbol-global-value))
 114
 115 (define-vop (symbol-global-value)
 116   (:policy :fast-safe)
 117   (:translate symbol-global-value)
 118   (:args (object :scs (descriptor-reg) :to (:result 1)))
 119   (:results (value :scs (descriptor-reg any-reg)))
 120   (:vop-var vop)
 121   (:save-p :compute-only)
 122   (:generator 9
 123     (let ((err-lab (generate-error-code vop 'unbound-symbol-error object)))
 124       (loadw value object symbol-value-slot other-pointer-lowtag)
 125       (inst cmp value unbound-marker-widetag)
 126       (inst jmp :e err-lab))))
 127
 128 #!+sb-thread
 129 (progn
 130   (define-vop (set)
 131     (:args (symbol :scs (descriptor-reg))
 132            (value :scs (descriptor-reg any-reg)))
 133     (:temporary (:sc descriptor-reg) tls)
 134     (:generator 4
 135       (let ((global-val (gen-label))
 136             (done (gen-label)))
 137         (loadw tls symbol symbol-tls-index-slot other-pointer-lowtag)
 138         (inst cmp (make-ea :qword :base thread-base-tn :scale 1 :index tls)
 139               no-tls-value-marker-widetag)
 140         (inst jmp :z global-val)
 141         (inst mov (make-ea :qword :base thread-base-tn :scale 1 :index tls)
 142               value)
 143         (inst jmp done)
 144         (emit-label global-val)
 145         (storew value symbol symbol-value-slot other-pointer-lowtag)
 146         (emit-label done))))
 147
 148   ;; With Symbol-Value, we check that the value isn't the trap object. So
 149   ;; Symbol-Value of NIL is NIL.
 150   (define-vop (symbol-value)
 151     (:translate symbol-value)
 152     (:policy :fast-safe)
 153     (:args (object :scs (descriptor-reg) :to (:result 1)))
 154     (:results (value :scs (descriptor-reg any-reg)))
 155     (:vop-var vop)
 156     (:save-p :compute-only)
 157     (:generator 9
 158       (let* ((check-unbound-label (gen-label))
 159              (err-lab (generate-error-code vop 'unbound-symbol-error object))
 160              (ret-lab (gen-label)))
 161         (loadw value object symbol-tls-index-slot other-pointer-lowtag)
 162         (inst mov value (make-ea :qword :base thread-base-tn
 163                                  :index value :scale 1))
 164         (inst cmp value no-tls-value-marker-widetag)
 165         (inst jmp :ne check-unbound-label)
 166         (loadw value object symbol-value-slot other-pointer-lowtag)
 167         (emit-label check-unbound-label)
 168         (inst cmp value unbound-marker-widetag)
 169         (inst jmp :e err-lab)
 170         (emit-label ret-lab))))
 171
 172   (define-vop (fast-symbol-value symbol-value)
 173     ;; KLUDGE: not really fast, in fact, because we're going to have to
 174     ;; do a full lookup of the thread-local area anyway.  But half of
 175     ;; the meaning of FAST-SYMBOL-VALUE is "do not signal an error if
 176     ;; unbound", which is used in the implementation of COPY-SYMBOL.  --
 177     ;; CSR, 2003-04-22
 178     (:policy :fast)
 179     (:translate symbol-value)
 180     (:generator 8
 181       (let ((ret-lab (gen-label)))
 182         (loadw value object symbol-tls-index-slot other-pointer-lowtag)
 183         (inst mov value
 184               (make-ea :qword :base thread-base-tn :index value :scale 1))
 185         (inst cmp value no-tls-value-marker-widetag)
 186         (inst jmp :ne ret-lab)
 187         (loadw value object symbol-value-slot other-pointer-lowtag)
 188         (emit-label ret-lab)))))
 189
 190 #!-sb-thread
 191 (progn
 192   (define-vop (symbol-value symbol-global-value)
 193     (:translate symbol-value))
 194   (define-vop (fast-symbol-value fast-symbol-global-value)
 195     (:translate symbol-value))
 196   (define-vop (set %set-symbol-global-value)))
 197
 198 #!+sb-thread
 199 (define-vop (boundp)
 200   (:translate boundp)
 201   (:policy :fast-safe)
 202   (:args (object :scs (descriptor-reg)))
 203   (:conditional :ne)
 204   (:temporary (:sc descriptor-reg #+nil(:from (:argument 0))) value)
 205   (:generator 9
 206     (let ((check-unbound-label (gen-label)))
 207       (loadw value object symbol-tls-index-slot other-pointer-lowtag)
 208       (inst mov value
 209             (make-ea :qword :base thread-base-tn :index value :scale 1))
 210       (inst cmp value no-tls-value-marker-widetag)
 211       (inst jmp :ne check-unbound-label)
 212       (loadw value object symbol-value-slot other-pointer-lowtag)
 213       (emit-label check-unbound-label)
 214       (inst cmp value unbound-marker-widetag))))
 215
 216 #!-sb-thread
 217 (define-vop (boundp)
 218   (:translate boundp)
 219   (:policy :fast-safe)
 220   (:args (object :scs (descriptor-reg)))
 221   (:conditional :ne)
 222   (:generator 9
 223     (inst cmp (make-ea-for-object-slot object symbol-value-slot
 224                                        other-pointer-lowtag)
 225           unbound-marker-widetag)))
 226
 227
 228 (define-vop (symbol-hash)
 229   (:policy :fast-safe)
 230   (:translate symbol-hash)
 231   (:args (symbol :scs (descriptor-reg)))
 232   (:results (res :scs (any-reg)))
 233   (:result-types positive-fixnum)
 234   (:generator 2
 235     ;; The symbol-hash slot of NIL holds NIL because it is also the
 236     ;; cdr slot, so we have to strip off the three low bits to make sure
 237     ;; it is a fixnum.  The lowtag selection magic that is required to
 238     ;; ensure this is explained in the comment in objdef.lisp
 239     (loadw res symbol symbol-hash-slot other-pointer-lowtag)
 240     (inst and res (lognot #b111))))
 241 \f
 242 ;;;; fdefinition (FDEFN) objects
 243
 244 (define-vop (fdefn-fun cell-ref)        ; /pfw - alpha
 245   (:variant fdefn-fun-slot other-pointer-lowtag))
 246
 247 (define-vop (safe-fdefn-fun)
 248   (:args (object :scs (descriptor-reg) :to (:result 1)))
 249   (:results (value :scs (descriptor-reg any-reg)))
 250   (:vop-var vop)
 251   (:save-p :compute-only)
 252   (:generator 10
 253     (loadw value object fdefn-fun-slot other-pointer-lowtag)
 254     (inst cmp value nil-value)
 255     (let ((err-lab (generate-error-code vop 'undefined-fun-error object)))
 256       (inst jmp :e err-lab))))
 257
 258 (define-vop (set-fdefn-fun)
 259   (:policy :fast-safe)
 260   (:translate (setf fdefn-fun))
 261   (:args (function :scs (descriptor-reg) :target result)
 262          (fdefn :scs (descriptor-reg)))
 263   (:temporary (:sc unsigned-reg) raw)
 264   (:temporary (:sc byte-reg) type)
 265   (:results (result :scs (descriptor-reg)))
 266   (:generator 38
 267     (load-type type function (- fun-pointer-lowtag))
 268     (inst lea raw
 269           (make-ea :byte :base function
 270                    :disp (- (* simple-fun-code-offset n-word-bytes)
 271                             fun-pointer-lowtag)))
 272     (inst cmp type simple-fun-header-widetag)
 273     (inst jmp :e NORMAL-FUN)
 274     (inst lea raw (make-fixup "closure_tramp" :foreign))
 275     NORMAL-FUN
 276     (storew function fdefn fdefn-fun-slot other-pointer-lowtag)
 277     (storew raw fdefn fdefn-raw-addr-slot other-pointer-lowtag)
 278     (move result function)))
 279
 280 (define-vop (fdefn-makunbound)
 281   (:policy :fast-safe)
 282   (:translate fdefn-makunbound)
 283   (:args (fdefn :scs (descriptor-reg) :target result))
 284   (:results (result :scs (descriptor-reg)))
 285   (:generator 38
 286     (storew nil-value fdefn fdefn-fun-slot other-pointer-lowtag)
 287     (storew (make-fixup "undefined_tramp" :foreign)
 288             fdefn fdefn-raw-addr-slot other-pointer-lowtag)
 289     (move result fdefn)))
 290 \f
 291 ;;;; binding and unbinding
 292
 293 ;;; BIND -- Establish VAL as a binding for SYMBOL. Save the old value and
 294 ;;; the symbol on the binding stack and stuff the new value into the
 295 ;;; symbol.
 296
 297 #!+sb-thread
 298 (define-vop (bind)
 299   (:args (val :scs (any-reg descriptor-reg))
 300          (symbol :scs (descriptor-reg)))
 301   (:temporary (:sc unsigned-reg) tls-index bsp)
 302   (:generator 10
 303     (let ((tls-index-valid (gen-label)))
 304       (load-binding-stack-pointer bsp)
 305       (loadw tls-index symbol symbol-tls-index-slot other-pointer-lowtag)
 306       (inst add bsp (* binding-size n-word-bytes))
 307       (store-binding-stack-pointer bsp)
 308       (inst or tls-index tls-index)
 309       (inst jmp :ne tls-index-valid)
 310       (inst mov tls-index symbol)
 311       (inst lea temp-reg-tn
 312             (make-ea :qword :disp
 313                      (make-fixup (ecase (tn-offset tls-index)
 314                                    (#.rax-offset 'alloc-tls-index-in-rax)
 315                                    (#.rcx-offset 'alloc-tls-index-in-rcx)
 316                                    (#.rdx-offset 'alloc-tls-index-in-rdx)
 317                                    (#.rbx-offset 'alloc-tls-index-in-rbx)
 318                                    (#.rsi-offset 'alloc-tls-index-in-rsi)
 319                                    (#.rdi-offset 'alloc-tls-index-in-rdi)
 320                                    (#.r8-offset  'alloc-tls-index-in-r8)
 321                                    (#.r9-offset  'alloc-tls-index-in-r9)
 322                                    (#.r10-offset 'alloc-tls-index-in-r10)
 323                                    (#.r12-offset 'alloc-tls-index-in-r12)
 324                                    (#.r13-offset 'alloc-tls-index-in-r13)
 325                                    (#.r14-offset 'alloc-tls-index-in-r14)
 326                                    (#.r15-offset 'alloc-tls-index-in-r15))
 327                                  :assembly-routine)))
 328       (inst call temp-reg-tn)
 329       (emit-label tls-index-valid)
 330       (inst push (make-ea :qword :base thread-base-tn :scale 1 :index tls-index))
 331       (popw bsp (- binding-value-slot binding-size))
 332       (storew symbol bsp (- binding-symbol-slot binding-size))
 333       (inst mov (make-ea :qword :base thread-base-tn :scale 1 :index tls-index)
 334             val))))
 335
 336 #!-sb-thread
 337 (define-vop (bind)
 338   (:args (val :scs (any-reg descriptor-reg))
 339          (symbol :scs (descriptor-reg)))
 340   (:temporary (:sc unsigned-reg) temp bsp)
 341   (:generator 5
 342     (load-symbol-value bsp *binding-stack-pointer*)
 343     (loadw temp symbol symbol-value-slot other-pointer-lowtag)
 344     (inst add bsp (* binding-size n-word-bytes))
 345     (store-symbol-value bsp *binding-stack-pointer*)
 346     (storew temp bsp (- binding-value-slot binding-size))
 347     (storew symbol bsp (- binding-symbol-slot binding-size))
 348     (storew val symbol symbol-value-slot other-pointer-lowtag)))
 349
 350 #!+sb-thread
 351 (define-vop (unbind)
 352   (:temporary (:sc unsigned-reg) temp bsp tls-index)
 353   (:generator 0
 354     (load-binding-stack-pointer bsp)
 355     ;; Load SYMBOL from stack, and get the TLS-INDEX
 356     (loadw temp bsp (- binding-symbol-slot binding-size))
 357     (loadw tls-index temp symbol-tls-index-slot other-pointer-lowtag)
 358     ;; Load VALUE from stack, the restore it to the TLS area.
 359     (loadw temp bsp (- binding-value-slot binding-size))
 360     (inst mov (make-ea :qword :base thread-base-tn :scale 1 :index tls-index)
 361           temp)
 362     ;; Zero out the stack.
 363     (storew 0 bsp (- binding-symbol-slot binding-size))
 364     (storew 0 bsp (- binding-value-slot binding-size))
 365     (inst sub bsp (* binding-size n-word-bytes))
 366     (store-binding-stack-pointer bsp)))
 367
 368 #!-sb-thread
 369 (define-vop (unbind)
 370   (:temporary (:sc unsigned-reg) symbol value bsp)
 371   (:generator 0
 372     (load-symbol-value bsp *binding-stack-pointer*)
 373     (loadw symbol bsp (- binding-symbol-slot binding-size))
 374     (loadw value bsp (- binding-value-slot binding-size))
 375     (storew value symbol symbol-value-slot other-pointer-lowtag)
 376     (storew 0 bsp (- binding-symbol-slot binding-size))
 377     (storew 0 bsp (- binding-value-slot binding-size))
 378     (inst sub bsp (* binding-size n-word-bytes))
 379     (store-symbol-value bsp *binding-stack-pointer*)))
 380
 381 (define-vop (unbind-to-here)
 382   (:args (where :scs (descriptor-reg any-reg)))
 383   (:temporary (:sc unsigned-reg) symbol value bsp #!+sb-thread tls-index)
 384   (:generator 0
 385     (load-binding-stack-pointer bsp)
 386     (inst cmp where bsp)
 387     (inst jmp :e DONE)
 388
 389     LOOP
 390     (loadw symbol bsp (- binding-symbol-slot binding-size))
 391     (inst or symbol symbol)
 392     (inst jmp :z SKIP)
 393     ;; Bind stack debug sentinels have the unbound marker in the symbol slot
 394     (inst cmp symbol unbound-marker-widetag)
 395     (inst jmp :eq SKIP)
 396     (loadw value bsp (- binding-value-slot binding-size))
 397     #!-sb-thread
 398     (storew value symbol symbol-value-slot other-pointer-lowtag)
 399     #!+sb-thread
 400     (loadw tls-index symbol symbol-tls-index-slot other-pointer-lowtag)
 401     #!+sb-thread
 402     (inst mov (make-ea :qword :base thread-base-tn :scale 1 :index tls-index)
 403           value)
 404     (storew 0 bsp (- binding-symbol-slot binding-size))
 405
 406     SKIP
 407     (storew 0 bsp (- binding-value-slot binding-size))
 408     (inst sub bsp (* binding-size n-word-bytes))
 409     (inst cmp where bsp)
 410     (inst jmp :ne LOOP)
 411     (store-binding-stack-pointer bsp)
 412
 413     DONE))
 414
 415 (define-vop (bind-sentinel)
 416   (:temporary (:sc unsigned-reg) bsp)
 417   (:generator 1
 418      (load-binding-stack-pointer bsp)
 419      (inst add bsp (* binding-size n-word-bytes))
 420      (storew unbound-marker-widetag bsp (- binding-symbol-slot binding-size))
 421      (storew rbp-tn bsp (- binding-value-slot binding-size))
 422      (store-binding-stack-pointer bsp)))
 423
 424 (define-vop (unbind-sentinel)
 425   (:temporary (:sc unsigned-reg) bsp)
 426   (:generator 1
 427      (load-binding-stack-pointer bsp)
 428      (storew 0 bsp (- binding-value-slot binding-size))
 429      (storew 0 bsp (- binding-symbol-slot binding-size))
 430      (inst sub bsp (* binding-size n-word-bytes))
 431      (store-binding-stack-pointer bsp)))
 432
 433 \f
 434
 435 \f
 436 ;;;; closure indexing
 437
 438 (define-full-reffer closure-index-ref *
 439   closure-info-offset fun-pointer-lowtag
 440   (any-reg descriptor-reg) * %closure-index-ref)
 441
 442 (define-full-setter set-funcallable-instance-info *
 443   funcallable-instance-info-offset fun-pointer-lowtag
 444   (any-reg descriptor-reg) * %set-funcallable-instance-info)
 445
 446 (define-full-reffer funcallable-instance-info *
 447   funcallable-instance-info-offset fun-pointer-lowtag
 448   (descriptor-reg any-reg) * %funcallable-instance-info)
 449
 450 (define-vop (closure-ref slot-ref)
 451   (:variant closure-info-offset fun-pointer-lowtag))
 452
 453 (define-vop (closure-init slot-set)
 454   (:variant closure-info-offset fun-pointer-lowtag))
 455 \f
 456 ;;;; value cell hackery
 457
 458 (define-vop (value-cell-ref cell-ref)
 459   (:variant value-cell-value-slot other-pointer-lowtag))
 460
 461 (define-vop (value-cell-set cell-set)
 462   (:variant value-cell-value-slot other-pointer-lowtag))
 463 \f
 464 ;;;; structure hackery
 465
 466 (define-vop (instance-length)
 467   (:policy :fast-safe)
 468   (:translate %instance-length)
 469   (:args (struct :scs (descriptor-reg)))
 470   (:results (res :scs (unsigned-reg)))
 471   (:result-types positive-fixnum)
 472   (:generator 4
 473     (loadw res struct 0 instance-pointer-lowtag)
 474     (inst shr res n-widetag-bits)))
 475
 476 (define-full-reffer instance-index-ref * instance-slots-offset
 477   instance-pointer-lowtag (any-reg descriptor-reg) * %instance-ref)
 478
 479 (define-full-setter instance-index-set * instance-slots-offset
 480   instance-pointer-lowtag (any-reg descriptor-reg) * %instance-set)
 481
 482 (define-full-compare-and-swap %compare-and-swap-instance-ref instance
 483   instance-slots-offset instance-pointer-lowtag
 484   (any-reg descriptor-reg) *
 485   %compare-and-swap-instance-ref)
 486 \f
 487 ;;;; code object frobbing
 488
 489 (define-full-reffer code-header-ref * 0 other-pointer-lowtag
 490   (any-reg descriptor-reg) * code-header-ref)
 491
 492 (define-full-setter code-header-set * 0 other-pointer-lowtag
 493   (any-reg descriptor-reg) * code-header-set)
 494 \f
 495 ;;;; raw instance slot accessors
 496
 497 (defun make-ea-for-raw-slot (object index instance-length
 498                              &optional (adjustment 0))
 499   (if (integerp instance-length)
 500       ;; For RAW-INSTANCE-INIT/* VOPs, which know the exact instance length
 501       ;; at compile time.
 502       (make-ea :qword
 503                :base object
 504                :disp (+ (* (- instance-length instance-slots-offset index)
 505                            n-word-bytes)
 506                         (- instance-pointer-lowtag)
 507                         adjustment))
 508       (etypecase index
 509         (tn
 510          (make-ea :qword :base object :index instance-length
 511                   :disp (+ (* (1- instance-slots-offset) n-word-bytes)
 512                            (- instance-pointer-lowtag)
 513                            adjustment)))
 514         (integer
 515          (make-ea :qword :base object :index instance-length
 516                   :scale 8
 517                   :disp (+ (* (1- instance-slots-offset) n-word-bytes)
 518                            (- instance-pointer-lowtag)
 519                            adjustment
 520                            (* index (- n-word-bytes))))))))
 521
 522 (define-vop (raw-instance-ref/word)
 523   (:translate %raw-instance-ref/word)
 524   (:policy :fast-safe)
 525   (:args (object :scs (descriptor-reg)) (index :scs (any-reg)))
 526   (:arg-types * tagged-num)
 527   (:temporary (:sc unsigned-reg) tmp)
 528   (:results (value :scs (unsigned-reg)))
 529   (:result-types unsigned-num)
 530   (:generator 5
 531     (loadw tmp object 0 instance-pointer-lowtag)
 532     (inst shr tmp n-widetag-bits)
 533     (inst shl tmp n-fixnum-tag-bits)
 534     (inst sub tmp index)
 535     (inst mov value (make-ea-for-raw-slot object index tmp))))
 536
 537 (define-vop (raw-instance-ref-c/word)
 538   (:translate %raw-instance-ref/word)
 539   (:policy :fast-safe)
 540   (:args (object :scs (descriptor-reg)))
 541   (:arg-types * (:constant (load/store-index #.sb!vm:n-word-bytes
 542                                              #.instance-pointer-lowtag
 543                                              #.instance-slots-offset)))
 544   (:info index)
 545   (:temporary (:sc unsigned-reg) tmp)
 546   (:results (value :scs (unsigned-reg)))
 547   (:result-types unsigned-num)
 548   (:generator 4
 549     (loadw tmp object 0 instance-pointer-lowtag)
 550     (inst shr tmp n-widetag-bits)
 551     (inst mov value (make-ea-for-raw-slot object index tmp))))
 552
 553 (define-vop (raw-instance-set/word)
 554   (:translate %raw-instance-set/word)
 555   (:policy :fast-safe)
 556   (:args (object :scs (descriptor-reg))
 557          (index :scs (any-reg))
 558          (value :scs (unsigned-reg) :target result))
 559   (:arg-types * tagged-num unsigned-num)
 560   (:temporary (:sc unsigned-reg) tmp)
 561   (:results (result :scs (unsigned-reg)))
 562   (:result-types unsigned-num)
 563   (:generator 5
 564     (loadw tmp object 0 instance-pointer-lowtag)
 565     (inst shr tmp n-widetag-bits)
 566     (inst shl tmp n-fixnum-tag-bits)
 567     (inst sub tmp index)
 568     (inst mov (make-ea-for-raw-slot object index tmp) value)
 569     (move result value)))
 570
 571 (define-vop (raw-instance-set-c/word)
 572   (:translate %raw-instance-set/word)
 573   (:policy :fast-safe)
 574   (:args (object :scs (descriptor-reg))
 575          (value :scs (unsigned-reg) :target result))
 576   (:arg-types * (:constant (load/store-index #.sb!vm:n-word-bytes
 577                                              #.instance-pointer-lowtag
 578                                              #.instance-slots-offset))
 579               unsigned-num)
 580   (:info index)
 581   (:temporary (:sc unsigned-reg) tmp)
 582   (:results (result :scs (unsigned-reg)))
 583   (:result-types unsigned-num)
 584   (:generator 4
 585     (loadw tmp object 0 instance-pointer-lowtag)
 586     (inst shr tmp n-widetag-bits)
 587     (inst mov (make-ea-for-raw-slot object index tmp) value)
 588     (move result value)))
 589
 590 (define-vop (raw-instance-init/word)
 591   (:args (object :scs (descriptor-reg))
 592          (value :scs (unsigned-reg)))
 593   (:arg-types * unsigned-num)
 594   (:info instance-length index)
 595   (:generator 4
 596     (inst mov (make-ea-for-raw-slot object index instance-length) value)))
 597
 598 (define-vop (raw-instance-atomic-incf-c/word)
 599   (:translate %raw-instance-atomic-incf/word)
 600   (:policy :fast-safe)
 601   (:args (object :scs (descriptor-reg))
 602          (diff :scs (unsigned-reg) :target result))
 603   (:arg-types * (:constant (load/store-index #.n-word-bytes
 604                                              #.instance-pointer-lowtag
 605                                              #.instance-slots-offset))
 606               unsigned-num)
 607   (:info index)
 608   (:temporary (:sc unsigned-reg) tmp)
 609   (:results (result :scs (unsigned-reg)))
 610   (:result-types unsigned-num)
 611   (:generator 4
 612     (loadw tmp object 0 instance-pointer-lowtag)
 613     (inst shr tmp n-widetag-bits)
 614     (inst xadd (make-ea-for-raw-slot object index tmp) diff :lock)
 615     (move result diff)))
 616
 617 (define-vop (raw-instance-ref/single)
 618   (:translate %raw-instance-ref/single)
 619   (:policy :fast-safe)
 620   (:args (object :scs (descriptor-reg))
 621          (index :scs (any-reg)))
 622   (:arg-types * positive-fixnum)
 623   (:temporary (:sc unsigned-reg) tmp)
 624   (:results (value :scs (single-reg)))
 625   (:result-types single-float)
 626   (:generator 5
 627     (loadw tmp object 0 instance-pointer-lowtag)
 628     (inst shr tmp n-widetag-bits)
 629     (inst shl tmp n-fixnum-tag-bits)
 630     (inst sub tmp index)
 631     (inst movss value (make-ea-for-raw-slot object index tmp))))
 632
 633 (define-vop (raw-instance-ref-c/single)
 634   (:translate %raw-instance-ref/single)
 635   (:policy :fast-safe)
 636   (:args (object :scs (descriptor-reg)))
 637   (:arg-types * (:constant (load/store-index #.sb!vm:n-word-bytes
 638                                              #.instance-pointer-lowtag
 639                                              #.instance-slots-offset)))
 640   (:info index)
 641   (:temporary (:sc unsigned-reg) tmp)
 642   (:results (value :scs (single-reg)))
 643   (:result-types single-float)
 644   (:generator 4
 645     (loadw tmp object 0 instance-pointer-lowtag)
 646     (inst shr tmp n-widetag-bits)
 647     (inst movss value (make-ea-for-raw-slot object index tmp))))
 648
 649 (define-vop (raw-instance-set/single)
 650   (:translate %raw-instance-set/single)
 651   (:policy :fast-safe)
 652   (:args (object :scs (descriptor-reg))
 653          (index :scs (any-reg))
 654          (value :scs (single-reg) :target result))
 655   (:arg-types * positive-fixnum single-float)
 656   (:temporary (:sc unsigned-reg) tmp)
 657   (:results (result :scs (single-reg)))
 658   (:result-types single-float)
 659   (:generator 5
 660     (loadw tmp object 0 instance-pointer-lowtag)
 661     (inst shr tmp n-widetag-bits)
 662     (inst shl tmp n-fixnum-tag-bits)
 663     (inst sub tmp index)
 664     (inst movss (make-ea-for-raw-slot object index tmp) value)
 665     (move result value)))
 666
 667 (define-vop (raw-instance-set-c/single)
 668   (:translate %raw-instance-set/single)
 669   (:policy :fast-safe)
 670   (:args (object :scs (descriptor-reg))
 671          (value :scs (single-reg) :target result))
 672   (:arg-types * (:constant (load/store-index #.sb!vm:n-word-bytes
 673                                              #.instance-pointer-lowtag
 674                                              #.instance-slots-offset))
 675               single-float)
 676   (:info index)
 677   (:temporary (:sc unsigned-reg) tmp)
 678   (:results (result :scs (single-reg)))
 679   (:result-types single-float)
 680   (:generator 4
 681     (loadw tmp object 0 instance-pointer-lowtag)
 682     (inst shr tmp n-widetag-bits)
 683     (inst movss (make-ea-for-raw-slot object index tmp) value)
 684     (move result value)))
 685
 686 (define-vop (raw-instance-init/single)
 687   (:args (object :scs (descriptor-reg))
 688          (value :scs (single-reg)))
 689   (:arg-types * single-float)
 690   (:info instance-length index)
 691   (:generator 4
 692     (inst movss (make-ea-for-raw-slot object index instance-length) value)))
 693
 694 (define-vop (raw-instance-ref/double)
 695   (:translate %raw-instance-ref/double)
 696   (:policy :fast-safe)
 697   (:args (object :scs (descriptor-reg))
 698          (index :scs (any-reg)))
 699   (:arg-types * positive-fixnum)
 700   (:temporary (:sc unsigned-reg) tmp)
 701   (:results (value :scs (double-reg)))
 702   (:result-types double-float)
 703   (:generator 5
 704     (loadw tmp object 0 instance-pointer-lowtag)
 705     (inst shr tmp n-widetag-bits)
 706     (inst shl tmp n-fixnum-tag-bits)
 707     (inst sub tmp index)
 708     (inst movsd value (make-ea-for-raw-slot object index tmp))))
 709
 710 (define-vop (raw-instance-ref-c/double)
 711   (:translate %raw-instance-ref/double)
 712   (:policy :fast-safe)
 713   (:args (object :scs (descriptor-reg)))
 714   (:arg-types * (:constant (load/store-index #.sb!vm:n-word-bytes
 715                                              #.instance-pointer-lowtag
 716                                              #.instance-slots-offset)))
 717   (:info index)
 718   (:temporary (:sc unsigned-reg) tmp)
 719   (:results (value :scs (double-reg)))
 720   (:result-types double-float)
 721   (:generator 4
 722     (loadw tmp object 0 instance-pointer-lowtag)
 723     (inst shr tmp n-widetag-bits)
 724     (inst movsd value (make-ea-for-raw-slot object index tmp))))
 725
 726 (define-vop (raw-instance-set/double)
 727   (:translate %raw-instance-set/double)
 728   (:policy :fast-safe)
 729   (:args (object :scs (descriptor-reg))
 730          (index :scs (any-reg))
 731          (value :scs (double-reg) :target result))
 732   (:arg-types * positive-fixnum double-float)
 733   (:temporary (:sc unsigned-reg) tmp)
 734   (:results (result :scs (double-reg)))
 735   (:result-types double-float)
 736   (:generator 5
 737     (loadw tmp object 0 instance-pointer-lowtag)
 738     (inst shr tmp n-widetag-bits)
 739     (inst shl tmp n-fixnum-tag-bits)
 740     (inst sub tmp index)
 741     (inst movsd (make-ea-for-raw-slot object index tmp) value)
 742     (move result value)))
 743
 744 (define-vop (raw-instance-set-c/double)
 745   (:translate %raw-instance-set/double)
 746   (:policy :fast-safe)
 747   (:args (object :scs (descriptor-reg))
 748          (value :scs (double-reg) :target result))
 749   (:arg-types * (:constant (load/store-index #.sb!vm:n-word-bytes
 750                                              #.instance-pointer-lowtag
 751                                              #.instance-slots-offset))
 752               double-float)
 753   (:info index)
 754   (:temporary (:sc unsigned-reg) tmp)
 755   (:results (result :scs (double-reg)))
 756   (:result-types double-float)
 757   (:generator 4
 758     (loadw tmp object 0 instance-pointer-lowtag)
 759     (inst shr tmp n-widetag-bits)
 760     (inst movsd (make-ea-for-raw-slot object index tmp) value)
 761     (move result value)))
 762
 763 (define-vop (raw-instance-init/double)
 764   (:args (object :scs (descriptor-reg))
 765          (value :scs (double-reg)))
 766   (:arg-types * double-float)
 767   (:info instance-length index)
 768   (:generator 4
 769     (inst movsd (make-ea-for-raw-slot object index instance-length) value)))
 770
 771 (define-vop (raw-instance-ref/complex-single)
 772   (:translate %raw-instance-ref/complex-single)
 773   (:policy :fast-safe)
 774   (:args (object :scs (descriptor-reg))
 775          (index :scs (any-reg)))
 776   (:arg-types * positive-fixnum)
 777   (:temporary (:sc unsigned-reg) tmp)
 778   (:results (value :scs (complex-single-reg)))
 779   (:result-types complex-single-float)
 780   (:generator 5
 781     (loadw tmp object 0 instance-pointer-lowtag)
 782     (inst shr tmp n-widetag-bits)
 783     (inst shl tmp n-fixnum-tag-bits)
 784     (inst sub tmp index)
 785     (inst movq value (make-ea-for-raw-slot object index tmp))))
 786
 787 (define-vop (raw-instance-ref-c/complex-single)
 788   (:translate %raw-instance-ref/complex-single)
 789   (:policy :fast-safe)
 790   (:args (object :scs (descriptor-reg)))
 791   (:arg-types * (:constant (load/store-index #.sb!vm:n-word-bytes
 792                                              #.instance-pointer-lowtag
 793                                              #.instance-slots-offset)))
 794   (:info index)
 795   (:temporary (:sc unsigned-reg) tmp)
 796   (:results (value :scs (complex-single-reg)))
 797   (:result-types complex-single-float)
 798   (:generator 4
 799     (loadw tmp object 0 instance-pointer-lowtag)
 800     (inst shr tmp n-widetag-bits)
 801     (inst movq value (make-ea-for-raw-slot object index tmp))))
 802
 803 (define-vop (raw-instance-set/complex-single)
 804   (:translate %raw-instance-set/complex-single)
 805   (:policy :fast-safe)
 806   (:args (object :scs (descriptor-reg))
 807          (index :scs (any-reg))
 808          (value :scs (complex-single-reg) :target result))
 809   (:arg-types * positive-fixnum complex-single-float)
 810   (:temporary (:sc unsigned-reg) tmp)
 811   (:results (result :scs (complex-single-reg)))
 812   (:result-types complex-single-float)
 813   (:generator 5
 814     (loadw tmp object 0 instance-pointer-lowtag)
 815     (inst shr tmp n-widetag-bits)
 816     (inst shl tmp n-fixnum-tag-bits)
 817     (inst sub tmp index)
 818     (move result value)
 819     (inst movq (make-ea-for-raw-slot object index tmp) value)))
 820
 821 (define-vop (raw-instance-set-c/complex-single)
 822   (:translate %raw-instance-set/complex-single)
 823   (:policy :fast-safe)
 824   (:args (object :scs (descriptor-reg))
 825          (value :scs (complex-single-reg) :target result))
 826   (:arg-types * (:constant (load/store-index #.sb!vm:n-word-bytes
 827                                              #.instance-pointer-lowtag
 828                                              #.instance-slots-offset))
 829               complex-single-float)
 830   (:info index)
 831   (:temporary (:sc unsigned-reg) tmp)
 832   (:results (result :scs (complex-single-reg)))
 833   (:result-types complex-single-float)
 834   (:generator 4
 835     (loadw tmp object 0 instance-pointer-lowtag)
 836     (inst shr tmp n-widetag-bits)
 837     (move result value)
 838     (inst movq (make-ea-for-raw-slot object index tmp) value)))
 839
 840 (define-vop (raw-instance-init/complex-single)
 841   (:args (object :scs (descriptor-reg))
 842          (value :scs (complex-single-reg)))
 843   (:arg-types * complex-single-float)
 844   (:info instance-length index)
 845   (:generator 4
 846     (inst movq (make-ea-for-raw-slot object index instance-length) value)))
 847
 848 (define-vop (raw-instance-ref/complex-double)
 849   (:translate %raw-instance-ref/complex-double)
 850   (:policy :fast-safe)
 851   (:args (object :scs (descriptor-reg))
 852          (index :scs (any-reg)))
 853   (:arg-types * positive-fixnum)
 854   (:temporary (:sc unsigned-reg) tmp)
 855   (:results (value :scs (complex-double-reg)))
 856   (:result-types complex-double-float)
 857   (:generator 5
 858     (loadw tmp object 0 instance-pointer-lowtag)
 859     (inst shr tmp n-widetag-bits)
 860     (inst shl tmp n-fixnum-tag-bits)
 861     (inst sub tmp index)
 862     (inst movdqu value (make-ea-for-raw-slot object index tmp -8))))
 863
 864 (define-vop (raw-instance-ref-c/complex-double)
 865   (:translate %raw-instance-ref/complex-double)
 866   (:policy :fast-safe)
 867   (:args (object :scs (descriptor-reg)))
 868   (:arg-types * (:constant (load/store-index #.sb!vm:n-word-bytes
 869                                              #.instance-pointer-lowtag
 870                                              #.instance-slots-offset)))
 871   (:info index)
 872   (:temporary (:sc unsigned-reg) tmp)
 873   (:results (value :scs (complex-double-reg)))
 874   (:result-types complex-double-float)
 875   (:generator 4
 876     (loadw tmp object 0 instance-pointer-lowtag)
 877     (inst shr tmp n-widetag-bits)
 878     (inst movdqu value (make-ea-for-raw-slot object index tmp -8))))
 879
 880 (define-vop (raw-instance-set/complex-double)
 881   (:translate %raw-instance-set/complex-double)
 882   (:policy :fast-safe)
 883   (:args (object :scs (descriptor-reg))
 884          (index :scs (any-reg))
 885          (value :scs (complex-double-reg) :target result))
 886   (:arg-types * positive-fixnum complex-double-float)
 887   (:temporary (:sc unsigned-reg) tmp)
 888   (:results (result :scs (complex-double-reg)))
 889   (:result-types complex-double-float)
 890   (:generator 5
 891     (loadw tmp object 0 instance-pointer-lowtag)
 892     (inst shr tmp n-widetag-bits)
 893     (inst shl tmp n-fixnum-tag-bits)
 894     (inst sub tmp index)
 895     (move result value)
 896     (inst movdqu (make-ea-for-raw-slot object index tmp -8) value)))
 897
 898 (define-vop (raw-instance-set-c/complex-double)
 899   (:translate %raw-instance-set/complex-double)
 900   (:policy :fast-safe)
 901   (:args (object :scs (descriptor-reg))
 902          (value :scs (complex-double-reg) :target result))
 903   (:arg-types * (:constant (load/store-index #.sb!vm:n-word-bytes
 904                                              #.instance-pointer-lowtag
 905                                              #.instance-slots-offset))
 906               complex-double-float)
 907   (:info index)
 908   (:temporary (:sc unsigned-reg) tmp)
 909   (:results (result :scs (complex-double-reg)))
 910   (:result-types complex-double-float)
 911   (:generator 4
 912     (loadw tmp object 0 instance-pointer-lowtag)
 913     (inst shr tmp n-widetag-bits)
 914     (move result value)
 915     (inst movdqu (make-ea-for-raw-slot object index tmp -8) value)))
 916
 917 (define-vop (raw-instance-init/complex-double)
 918   (:args (object :scs (descriptor-reg))
 919          (value :scs (complex-double-reg)))
 920   (:arg-types * complex-double-float)
 921   (:info instance-length index)
 922   (:generator 4
 923     (inst movdqu (make-ea-for-raw-slot object index instance-length -8) value)))