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