("src/compiler/target/insts")
("src/compiler/target/macros")
+ ("src/compiler/generic/early-type-vops")
("src/assembly/target/support")
;; src/compiler/x86/array for a candidate patch.) -- WHN 19990323
:ignore-failure-p)
("src/compiler/target/pred")
+
("src/compiler/target/type-vops")
+ ("src/compiler/generic/late-type-vops")
("src/assembly/target/assem-rtns" :assem)
("src/assembly/target/array" :assem)
+++ /dev/null
-(in-package "SB!VM")
-
-\f
-;;;; Return-multiple with other than one value
-
-(define-assembly-routine
- (return-multiple
- (:return-style :none))
-
- ;; These four are really arguments.
- ((:temp nvals any-reg nargs-offset)
- (:temp vals any-reg nl0-offset)
- (:temp ocfp any-reg nl1-offset)
- (:temp lra descriptor-reg lra-offset)
-
- ;; These are just needed to facilitate the transfer
- (:temp lip interior-reg lip-offset)
- (:temp count any-reg nl2-offset)
- (:temp src any-reg nl3-offset)
- (:temp dst any-reg cfunc-offset)
- (:temp temp descriptor-reg l0-offset)
-
-
- ;; These are needed so we can get at the register args.
- (:temp a0 descriptor-reg a0-offset)
- (:temp a1 descriptor-reg a1-offset)
- (:temp a2 descriptor-reg a2-offset)
- (:temp a3 descriptor-reg a3-offset))
-
- ;; Note, because of the way the return-multiple vop is written, we can
- ;; assume that we are never called with nvals == 1 and that a0 has already
- ;; been loaded.
- (inst cmpwi nvals 0))
-#|
- (inst ble default-a0-and-on)
- (inst cmpwi nvals (fixnumize 2))
- (inst lwz a1 vals (* 1 n-word-bytes))
- (inst ble default-a2-and-on)
- (inst cmpwi nvals (fixnumize 3))
- (inst lwz a2 vals (* 2 n-word-bytes))
- (inst ble default-a3-and-on)
- (inst cmpwi nvals (fixnumize 4))
- (inst lwz a3 vals (* 3 n-word-bytes))
- (inst ble done)
-
- ;; Copy the remaining args to the top of the stack.
- (inst addi src vals (* 4 n-word-bytes))
- (inst addi dst cfp-tn (* 4 n-word-bytes))
- (inst addic. count nvals (- (fixnumize 4)))
-
- LOOP
- (inst subic. count count (fixnumize 1))
- (inst lwz temp src 0)
- (inst addi src src n-word-bytes)
- (inst stw temp dst 0)
- (inst addi dst dst n-word-bytes)
- (inst bge loop)
-
- (inst b done)
-
- DEFAULT-A0-AND-ON
- (inst mr a0 null-tn)
- (inst mr a1 null-tn)
- DEFAULT-A2-AND-ON
- (inst mr a2 null-tn)
- DEFAULT-A3-AND-ON
- (inst mr a3 null-tn)
- DONE
-
- ;; Clear the stack.
- (move ocfp-tn cfp-tn)
- (move cfp-tn ocfp)
- (inst add csp-tn ocfp-tn nvals)
-
- ;; Return.
- (lisp-return lra lip))
-
-\f
-;;;; tail-call-variable.
-
-#+sb-assembling ;; no vop for this one either.
-(define-assembly-routine
- (tail-call-variable
- (:return-style :none))
-
- ;; These are really args.
- ((:temp args any-reg nl0-offset)
- (:temp lexenv descriptor-reg lexenv-offset)
-
- ;; We need to compute this
- (:temp nargs any-reg nargs-offset)
-
- ;; These are needed by the blitting code.
- (:temp src any-reg nl1-offset)
- (:temp dst any-reg nl2-offset)
- (:temp count any-reg nl3-offset)
- (:temp temp descriptor-reg l0-offset)
- (:temp lip interior-reg lip-offset)
-
- ;; These are needed so we can get at the register args.
- (:temp a0 descriptor-reg a0-offset)
- (:temp a1 descriptor-reg a1-offset)
- (:temp a2 descriptor-reg a2-offset)
- (:temp a3 descriptor-reg a3-offset))
-
-
- ;; Calculate NARGS (as a fixnum)
- (inst sub nargs csp-tn args)
-
- ;; Load the argument regs (must do this now, 'cause the blt might
- ;; trash these locations)
- (inst lwz a0 args (* 0 n-word-bytes))
- (inst lwz a1 args (* 1 n-word-bytes))
- (inst lwz a2 args (* 2 n-word-bytes))
- (inst lwz a3 args (* 3 n-word-bytes))
-
- ;; Calc SRC, DST, and COUNT
- (inst addic. count nargs (fixnumize (- register-arg-count)))
- (inst addi src args (* n-word-bytes register-arg-count))
- (inst ble done)
- (inst addi dst cfp-tn (* n-word-bytes register-arg-count))
-
- LOOP
- ;; Copy one arg.
- (inst lwz temp src 0)
- (inst addi src src n-word-bytes)
- (inst stw temp dst 0)
- (inst addic. count count (fixnumize -1))
- (inst addi dst dst n-word-bytes)
- (inst bgt loop)
-
- DONE
- ;; We are done. Do the jump.
- (loadw temp lexenv closure-fun-slot fun-pointer-lowtag)
- (lisp-jump temp lip))
-
-
-\f
-;;;; Non-local exit noise.
-
-(define-assembly-routine (unwind
- (:return-style :none)
- (:translate %continue-unwind)
- (:policy :fast-safe))
- ((:arg block (any-reg descriptor-reg) a0-offset)
- (:arg start (any-reg descriptor-reg) ocfp-offset)
- (:arg count (any-reg descriptor-reg) nargs-offset)
- (:temp lra descriptor-reg lra-offset)
- (:temp lip interior-reg lip-offset)
- (:temp cur-uwp any-reg nl0-offset)
- (:temp next-uwp any-reg nl1-offset)
- (:temp target-uwp any-reg nl2-offset))
- (declare (ignore start count))
-
- (let ((error (generate-error-code nil invalid-unwind-error)))
- (inst cmpwi block 0)
- (inst beq error))
-
- (load-symbol-value cur-uwp *current-unwind-protect-block*)
- (loadw target-uwp block unwind-block-current-uwp-slot)
- (inst cmpw cur-uwp target-uwp)
- (inst bne do-uwp)
-
- (move cur-uwp block)
-
- DO-EXIT
-
- (loadw cfp-tn cur-uwp unwind-block-current-cont-slot)
- (loadw code-tn cur-uwp unwind-block-current-code-slot)
- (loadw lra cur-uwp unwind-block-entry-pc-slot)
- (lisp-return lra lip :frob-code nil)
-
- DO-UWP
-
- (loadw next-uwp cur-uwp unwind-block-current-uwp-slot)
- (store-symbol-value next-uwp *current-unwind-protect-block*)
- (inst b do-exit))
-
-(define-assembly-routine (throw
- (:return-style :none))
- ((:arg target descriptor-reg a0-offset)
- (:arg start any-reg ocfp-offset)
- (:arg count any-reg nargs-offset)
- (:temp catch any-reg a1-offset)
- (:temp tag descriptor-reg a2-offset))
-
- (declare (ignore start count))
-
- (load-symbol-value catch *current-catch-block*)
-
- loop
-
- (let ((error (generate-error-code nil unseen-throw-tag-error target)))
- (inst cmpwi catch 0)
- (inst beq error))
-
- (loadw tag catch catch-block-tag-slot)
- (inst cmpw tag target)
- (inst beq exit)
- (loadw catch catch catch-block-previous-catch-slot)
- (inst b loop)
-
- exit
-
- (move target catch)
- (inst ba (make-fixup 'unwind :assembly-routine)))
-
-
-
-|#
\ No newline at end of file
,@body))
\f
;;;; error code
-
-(defvar *adjustable-vectors* nil)
-
-(defmacro with-adjustable-vector ((var) &rest body)
- `(let ((,var (or (pop *adjustable-vectors*)
- (make-array 16
- :element-type '(unsigned-byte 8)
- :fill-pointer 0
- :adjustable t))))
- (declare (type (vector (unsigned-byte 8) 16) ,var))
- (setf (fill-pointer ,var) 0)
- (unwind-protect
- (progn
- ,@body)
- (push ,var *adjustable-vectors*))))
-
(eval-when (:compile-toplevel :load-toplevel :execute)
(defun emit-error-break (vop kind code values)
(let ((vector (gensym)))
(in-package "SB!VM")
\f
-;;;; test generation utilities
-
-(eval-when (:compile-toplevel :execute)
-
-(defparameter *immediate-types*
- (list unbound-marker-widetag base-char-widetag))
-
-(defparameter *fun-header-widetags*
- (list funcallable-instance-header-widetag
- simple-fun-header-widetag
- closure-fun-header-widetag
- closure-header-widetag))
-
-(defun canonicalize-headers (headers)
- (collect ((results))
- (let ((start nil)
- (prev nil)
- (delta (- other-immediate-1-lowtag other-immediate-0-lowtag)))
- (flet ((emit-test ()
- (results (if (= start prev)
- start
- (cons start prev)))))
- (dolist (header (sort headers #'<))
- (cond ((null start)
- (setf start header)
- (setf prev header))
- ((= header (+ prev delta))
- (setf prev header))
- (t
- (emit-test)
- (setf start header)
- (setf prev header))))
- (emit-test)))
- (results)))
-
-) ; EVAL-WHEN
-
-(macrolet ((test-type (value temp target not-p &rest type-codes)
- ;; Determine what interesting combinations we need to test for.
- (let* ((type-codes (mapcar #'eval type-codes))
- (fixnump (and (member even-fixnum-lowtag type-codes)
- (member odd-fixnum-lowtag type-codes)
- t))
- (lowtags (remove lowtag-limit type-codes :test #'<))
- (extended (remove lowtag-limit type-codes :test #'>))
- (immediates (intersection extended *immediate-types* :test #'eql))
- (headers (set-difference extended *immediate-types* :test #'eql))
- (function-p (if (intersection headers *fun-header-widetags*)
- (if (subsetp headers *fun-header-widetags*)
- t
- (error "can't test for mix of function subtypes ~
- and normal header types."))
- nil)))
- (unless type-codes
- (error "must supply at least one type for test-type"))
- (cond
- (fixnump
- (when (remove-if (lambda (x)
- (or (= x even-fixnum-lowtag)
- (= x odd-fixnum-lowtag)))
- lowtags)
- (error "can't mix fixnum testing with other lowtags"))
- (when function-p
- (error "can't mix fixnum testing with function subtype testing"))
- (when immediates
- (error "can't mix fixnum testing with other immediates"))
- (if headers
- `(%test-fixnum-and-headers ,value ,temp ,target ,not-p
- ',(canonicalize-headers headers))
- `(%test-fixnum ,value ,temp ,target ,not-p)))
- (immediates
- (when headers
- (error "can't mix testing of immediates with testing of headers"))
- (when lowtags
- (error "can't mix testing of immediates with testing of lowtags"))
- (when (cdr immediates)
- (error "can't test multiple immediates at the same time"))
- `(%test-immediate ,value ,temp ,target ,not-p ,(car immediates)))
- (lowtags
- (when (cdr lowtags)
- (error "can't test multiple lowtags at the same time"))
- (if headers
- `(%test-lowtag-and-headers
- ,value ,temp ,target ,not-p ,(car lowtags)
- ,function-p ',(canonicalize-headers headers))
- `(%test-lowtag ,value ,temp ,target ,not-p ,(car lowtags))))
- (headers
- `(%test-headers ,value ,temp ,target ,not-p ,function-p
- ',(canonicalize-headers headers)))
- (t
- (error "nothing to test?"))))))
-
-(defun %test-fixnum (value temp target not-p)
+(defun %test-fixnum (value target not-p &key temp)
(assemble ()
(inst and value 3 temp)
(if not-p
(inst bne temp target)
(inst beq temp target))))
-(defun %test-fixnum-and-headers (value temp target not-p headers)
+(defun %test-fixnum-and-headers (value target not-p headers &key temp)
(let ((drop-through (gen-label)))
(assemble ()
(inst and value 3 temp)
(inst beq temp (if not-p drop-through target)))
- (%test-headers value temp target not-p nil headers drop-through)))
+ (%test-headers value target not-p nil headers
+ :drop-through drop-through :temp temp)))
-(defun %test-immediate (value temp target not-p immediate)
+(defun %test-immediate (value target not-p immediate &key temp)
(assemble ()
(inst and value 255 temp)
(inst xor temp immediate temp)
(inst bne temp target)
(inst beq temp target))))
-(defun %test-lowtag (value temp target not-p lowtag)
+(defun %test-lowtag (value target not-p lowtag &key temp)
(assemble ()
(inst and value lowtag-mask temp)
(inst xor temp lowtag temp)
(inst bne temp target)
(inst beq temp target))))
-(defun %test-lowtag-and-headers (value temp target not-p lowtag
- function-p headers)
+(defun %test-lowtag-and-headers (value target not-p lowtag
+ function-p headers &key temp)
(let ((drop-through (gen-label)))
- (%test-lowtag value temp (if not-p drop-through target) nil lowtag)
- (%test-headers value temp target not-p function-p headers drop-through)))
+ (%test-lowtag value (if not-p drop-through target) nil lowtag :temp temp)
+ (%test-headers value target not-p function-p headers
+ :drop-through drop-through :temp temp)))
-(defun %test-headers (value temp target not-p function-p headers
- &optional (drop-through (gen-label)))
+(defun %test-headers (value target not-p function-p headers
+ &key (drop-through (gen-label)) temp)
(let ((lowtag (if function-p fun-pointer-lowtag other-pointer-lowtag)))
(multiple-value-bind
(when-true when-false)
(values drop-through target)
(values target drop-through))
(assemble ()
- (%test-lowtag value temp when-false t lowtag)
+ (%test-lowtag value when-false t lowtag :temp temp)
(load-type temp value (- lowtag))
(let ((delta 0))
(do ((remaining headers (cdr remaining)))
(inst ble temp target))
(inst ble temp when-true))))))))
(emit-label drop-through)))))
-
-
\f
;;;; Type checking and testing:
(:info target not-p)
(:policy :fast-safe))
-
-(eval-when (:compile-toplevel :execute)
-
-
(defun cost-to-test-types (type-codes)
(+ (* 2 (length type-codes))
(if (> (apply #'max type-codes) lowtag-limit) 7 2)))
-)
-(defmacro def-type-vops (pred-name check-name ptype error-code
- &rest type-codes)
- (let ((cost #+sb-xc-host (cost-to-test-types (mapcar #'eval type-codes))
- #-sb-xc-host 10))
+(defmacro !define-type-vops (pred-name check-name ptype error-code
+ (&rest type-codes)
+ &key &allow-other-keys)
+ (let ((cost (cost-to-test-types (mapcar #'eval type-codes))))
`(progn
,@(when pred-name
`((define-vop (,pred-name type-predicate)
(:translate ,pred-name)
(:generator ,cost
- (test-type value temp target not-p ,@type-codes)))))
+ (test-type value target not-p (,@type-codes) :temp temp)))))
,@(when check-name
`((define-vop (,check-name check-type)
(:generator ,cost
(let ((err-lab
(generate-error-code vop ,error-code value)))
- (test-type value temp err-lab t ,@type-codes)
+ (test-type value err-lab t (,@type-codes) :temp temp)
(move value result))))))
,@(when ptype
`((primitive-type-vop ,check-name (:check) ,ptype))))))
-
-
-(def-type-vops fixnump check-fixnum fixnum object-not-fixnum-error
- even-fixnum-lowtag odd-fixnum-lowtag)
-
-(def-type-vops functionp check-fun function
- object-not-fun-error fun-pointer-lowtag)
-
-(def-type-vops listp check-list list object-not-list-error
- list-pointer-lowtag)
-
-(def-type-vops %instancep check-instance instance object-not-instance-error
- instance-pointer-lowtag)
-
-(def-type-vops bignump check-bignum bignum
- object-not-bignum-error bignum-widetag)
-
-(def-type-vops ratiop check-ratio ratio
- object-not-ratio-error ratio-widetag)
-
-(def-type-vops complexp check-complex complex
- object-not-complex-error complex-widetag
- complex-single-float-widetag complex-double-float-widetag)
-
-(def-type-vops complex-rational-p check-complex-rational nil
- object-not-complex-rational-error complex-widetag)
-
-(def-type-vops complex-float-p check-complex-float nil
- object-not-complex-float-error
- complex-single-float-widetag complex-double-float-widetag)
-
-(def-type-vops complex-single-float-p check-complex-single-float
- complex-single-float object-not-complex-single-float-error
- complex-single-float-widetag)
-
-(def-type-vops complex-double-float-p check-complex-double-float
- complex-double-float object-not-complex-double-float-error
- complex-double-float-widetag)
-
-(def-type-vops single-float-p check-single-float single-float
- object-not-single-float-error single-float-widetag)
-
-(def-type-vops double-float-p check-double-float double-float
- object-not-double-float-error double-float-widetag)
-
-(def-type-vops simple-string-p check-simple-string simple-string
- object-not-simple-string-error simple-string-widetag)
-
-(def-type-vops simple-bit-vector-p check-simple-bit-vector simple-bit-vector
- object-not-simple-bit-vector-error simple-bit-vector-widetag)
-
-(def-type-vops simple-vector-p check-simple-vector simple-vector
- object-not-simple-vector-error simple-vector-widetag)
-
-(def-type-vops simple-array-unsigned-byte-2-p
- check-simple-array-unsigned-byte-2
- simple-array-unsigned-byte-2
- object-not-simple-array-unsigned-byte-2-error
- simple-array-unsigned-byte-2-widetag)
-
-(def-type-vops simple-array-unsigned-byte-4-p
- check-simple-array-unsigned-byte-4
- simple-array-unsigned-byte-4
- object-not-simple-array-unsigned-byte-4-error
- simple-array-unsigned-byte-4-widetag)
-
-(def-type-vops simple-array-unsigned-byte-8-p
- check-simple-array-unsigned-byte-8
- simple-array-unsigned-byte-8
- object-not-simple-array-unsigned-byte-8-error
- simple-array-unsigned-byte-8-widetag)
-
-(def-type-vops simple-array-unsigned-byte-16-p
- check-simple-array-unsigned-byte-16
- simple-array-unsigned-byte-16
- object-not-simple-array-unsigned-byte-16-error
- simple-array-unsigned-byte-16-widetag)
-
-(def-type-vops simple-array-unsigned-byte-32-p
- check-simple-array-unsigned-byte-32
- simple-array-unsigned-byte-32
- object-not-simple-array-unsigned-byte-32-error
- simple-array-unsigned-byte-32-widetag)
-
-(def-type-vops simple-array-signed-byte-8-p
- check-simple-array-signed-byte-8
- simple-array-signed-byte-8
- object-not-simple-array-signed-byte-8-error
- simple-array-signed-byte-8-widetag)
-
-(def-type-vops simple-array-signed-byte-16-p
- check-simple-array-signed-byte-16
- simple-array-signed-byte-16
- object-not-simple-array-signed-byte-16-error
- simple-array-signed-byte-16-widetag)
-
-(def-type-vops simple-array-signed-byte-30-p
- check-simple-array-signed-byte-30
- simple-array-signed-byte-30
- object-not-simple-array-signed-byte-30-error
- simple-array-signed-byte-30-widetag)
-
-(def-type-vops simple-array-signed-byte-32-p
- check-simple-array-signed-byte-32
- simple-array-signed-byte-32
- object-not-simple-array-signed-byte-32-error
- simple-array-signed-byte-32-widetag)
-
-(def-type-vops simple-array-single-float-p check-simple-array-single-float
- simple-array-single-float object-not-simple-array-single-float-error
- simple-array-single-float-widetag)
-
-(def-type-vops simple-array-double-float-p check-simple-array-double-float
- simple-array-double-float object-not-simple-array-double-float-error
- simple-array-double-float-widetag)
-
-(def-type-vops simple-array-complex-single-float-p
- check-simple-array-complex-single-float
- simple-array-complex-single-float
- object-not-simple-array-complex-single-float-error
- simple-array-complex-single-float-widetag)
-
-(def-type-vops simple-array-complex-double-float-p
- check-simple-array-complex-double-float
- simple-array-complex-double-float
- object-not-simple-array-complex-double-float-error
- simple-array-complex-double-float-widetag)
-
-(def-type-vops base-char-p check-base-char base-char
- object-not-base-char-error base-char-widetag)
-
-(def-type-vops system-area-pointer-p check-system-area-pointer
- system-area-pointer object-not-sap-error sap-widetag)
-
-(def-type-vops weak-pointer-p check-weak-pointer weak-pointer
- object-not-weak-pointer-error weak-pointer-widetag)
-
-
-;;; XXX
-#|
-(def-type-vops scavenger-hook-p nil nil nil
- #!-gengc 0 #!+gengc scavenger-hook-type)
-|#
-
-(def-type-vops code-component-p nil nil nil
- code-header-widetag)
-
-(def-type-vops lra-p nil nil nil
- #!-gengc return-pc-header-widetag #!+gengc 0)
-
-(def-type-vops fdefn-p nil nil nil
- fdefn-widetag)
-
-(def-type-vops funcallable-instance-p nil nil nil
- funcallable-instance-header-widetag)
-
-(def-type-vops array-header-p nil nil nil
- simple-array-widetag complex-string-widetag complex-bit-vector-widetag
- complex-vector-widetag complex-array-widetag)
-
-(def-type-vops stringp check-string nil object-not-string-error
- simple-string-widetag complex-string-widetag)
-
-;;; XXX surely just sticking this in here is not all that's required
-;;; to create the vop? But I can't find out any other info
-(def-type-vops complex-vector-p check-complex-vector nil
- object-not-complex-vector-error complex-vector-widetag)
-
-(def-type-vops bit-vector-p check-bit-vector nil object-not-bit-vector-error
- simple-bit-vector-widetag complex-bit-vector-widetag)
-
-(def-type-vops vectorp check-vector nil object-not-vector-error
- simple-string-widetag simple-bit-vector-widetag simple-vector-widetag
- simple-array-unsigned-byte-2-widetag simple-array-unsigned-byte-4-widetag
- simple-array-unsigned-byte-8-widetag simple-array-unsigned-byte-16-widetag
- simple-array-unsigned-byte-32-widetag
- simple-array-signed-byte-8-widetag simple-array-signed-byte-16-widetag
- simple-array-signed-byte-30-widetag simple-array-signed-byte-32-widetag
- simple-array-single-float-widetag simple-array-double-float-widetag
- simple-array-complex-single-float-widetag
- simple-array-complex-double-float-widetag
- complex-string-widetag complex-bit-vector-widetag complex-vector-widetag)
-
-(def-type-vops simple-array-p check-simple-array nil object-not-simple-array-error
- simple-array-widetag simple-string-widetag simple-bit-vector-widetag
- simple-vector-widetag simple-array-unsigned-byte-2-widetag
- simple-array-unsigned-byte-4-widetag simple-array-unsigned-byte-8-widetag
- simple-array-unsigned-byte-16-widetag simple-array-unsigned-byte-32-widetag
- simple-array-signed-byte-8-widetag simple-array-signed-byte-16-widetag
- simple-array-signed-byte-30-widetag simple-array-signed-byte-32-widetag
- simple-array-single-float-widetag simple-array-double-float-widetag
- simple-array-complex-single-float-widetag
- simple-array-complex-double-float-widetag)
-
-(def-type-vops arrayp check-array nil object-not-array-error
- simple-array-widetag simple-string-widetag simple-bit-vector-widetag
- simple-vector-widetag simple-array-unsigned-byte-2-widetag
- simple-array-unsigned-byte-4-widetag simple-array-unsigned-byte-8-widetag
- simple-array-unsigned-byte-16-widetag simple-array-unsigned-byte-32-widetag
- simple-array-signed-byte-8-widetag simple-array-signed-byte-16-widetag
- simple-array-signed-byte-30-widetag simple-array-signed-byte-32-widetag
- simple-array-single-float-widetag simple-array-double-float-widetag
- simple-array-complex-single-float-widetag
- simple-array-complex-double-float-widetag
- complex-string-widetag complex-bit-vector-widetag complex-vector-widetag
- complex-array-widetag)
-
-(def-type-vops numberp check-number nil object-not-number-error
- even-fixnum-lowtag odd-fixnum-lowtag bignum-widetag ratio-widetag
- single-float-widetag double-float-widetag complex-widetag
- complex-single-float-widetag complex-double-float-widetag)
-
-(def-type-vops rationalp check-rational nil object-not-rational-error
- even-fixnum-lowtag odd-fixnum-lowtag ratio-widetag bignum-widetag)
-
-(def-type-vops integerp check-integer nil object-not-integer-error
- even-fixnum-lowtag odd-fixnum-lowtag bignum-widetag)
-
-(def-type-vops floatp check-float nil object-not-float-error
- single-float-widetag double-float-widetag)
-
-(def-type-vops realp check-real nil object-not-real-error
- even-fixnum-lowtag odd-fixnum-lowtag ratio-widetag bignum-widetag
- single-float-widetag double-float-widetag)
-
\f
;;;; Other integer ranges.
;;; A (signed-byte 32) can be represented with either fixnum or a bignum with
;;; exactly one digit.
-
(defun signed-byte-32-test (value temp temp1 not-p target not-target)
(multiple-value-bind
(yep nope)
(:generator 12
(inst cmpeq value null-tn temp)
(inst bne temp (if not-p drop-thru target))
- (test-type value temp target not-p symbol-header-widetag)
+ (test-type value target not-p (symbol-header-widetag) :temp temp)
DROP-THRU))
(define-vop (check-symbol check-type)
(inst cmpeq value null-tn temp)
(inst bne temp drop-thru)
(let ((error (generate-error-code vop object-not-symbol-error value)))
- (test-type value temp error t symbol-header-widetag))
+ (test-type value error t (symbol-header-widetag) :temp temp))
DROP-THRU
(move value result)))
(:generator 8
(inst cmpeq value null-tn temp)
(inst bne temp (if not-p target drop-thru))
- (test-type value temp target not-p list-pointer-lowtag)
+ (test-type value target not-p (list-pointer-lowtag) :temp temp)
DROP-THRU))
(define-vop (check-cons check-type)
(let ((error (generate-error-code vop object-not-cons-error value)))
(inst cmpeq value null-tn temp)
(inst bne temp error)
- (test-type value temp error t list-pointer-lowtag))
+ (test-type value error t (list-pointer-lowtag) :temp temp))
(move value result)))
-) ; MACROLET
\ No newline at end of file
--- /dev/null
+;;;; generic type testing and checking apparatus
+
+;;;; This software is part of the SBCL system. See the README file for
+;;;; more information.
+;;;;
+;;;; This software is derived from the CMU CL system, which was
+;;;; written at Carnegie Mellon University and released into the
+;;;; public domain. The software is in the public domain and is
+;;;; provided with absolutely no warranty. See the COPYING and CREDITS
+;;;; files for more information.
+(in-package "SB!VM")
+\f
+(defparameter *immediate-types*
+ (list unbound-marker-widetag base-char-widetag))
+
+(defparameter *fun-header-widetags*
+ (list funcallable-instance-header-widetag
+ simple-fun-header-widetag
+ closure-fun-header-widetag
+ closure-header-widetag))
+
+(defun canonicalize-headers (headers)
+ (collect ((results))
+ (let ((start nil)
+ (prev nil)
+ (delta (- other-immediate-1-lowtag other-immediate-0-lowtag)))
+ (flet ((emit-test ()
+ (results (if (= start prev)
+ start
+ (cons start prev)))))
+ (dolist (header (sort headers #'<))
+ (cond ((null start)
+ (setf start header)
+ (setf prev header))
+ ((= header (+ prev delta))
+ (setf prev header))
+ (t
+ (emit-test)
+ (setf start header)
+ (setf prev header))))
+ (emit-test)))
+ (results)))
+
+(defmacro test-type (value target not-p
+ (&rest type-codes)
+ &rest other-args
+ &key &allow-other-keys)
+ ;; Determine what interesting combinations we need to test for.
+ (let* ((type-codes (mapcar #'eval type-codes))
+ (fixnump (and (member even-fixnum-lowtag type-codes)
+ (member odd-fixnum-lowtag type-codes)
+ t))
+ (lowtags (remove lowtag-limit type-codes :test #'<))
+ (extended (remove lowtag-limit type-codes :test #'>))
+ (immediates (intersection extended *immediate-types* :test #'eql))
+ (headers (set-difference extended *immediate-types* :test #'eql))
+ (function-p (if (intersection headers *fun-header-widetags*)
+ (if (subsetp headers *fun-header-widetags*)
+ t
+ (error "can't test for mix of function subtypes ~
+ and normal header types"))
+ nil)))
+ (unless type-codes
+ (error "At least one type must be supplied for TEST-TYPE."))
+ (cond
+ (fixnump
+ (when (remove-if (lambda (x)
+ (or (= x even-fixnum-lowtag)
+ (= x odd-fixnum-lowtag)))
+ lowtags)
+ (error "can't mix fixnum testing with other lowtags"))
+ (when function-p
+ (error "can't mix fixnum testing with function subtype testing"))
+ (when immediates
+ (error "can't mix fixnum testing with other immediates"))
+ (if headers
+ `(%test-fixnum-and-headers ,value ,target ,not-p
+ ',(canonicalize-headers headers)
+ ,@other-args)
+ `(%test-fixnum ,value ,target ,not-p
+ ,@other-args)))
+ (immediates
+ (when headers
+ (error "can't mix testing of immediates with testing of headers"))
+ (when lowtags
+ (error "can't mix testing of immediates with testing of lowtags"))
+ (when (cdr immediates)
+ (error "can't test multiple immediates at the same time"))
+ `(%test-immediate ,value ,target ,not-p ,(car immediates)
+ ,@other-args))
+ (lowtags
+ (when (cdr lowtags)
+ (error "can't test multiple lowtags at the same time"))
+ (if headers
+ `(%test-lowtag-and-headers
+ ,value ,target ,not-p ,(car lowtags)
+ ,function-p ',(canonicalize-headers headers)
+ ,@other-args)
+ `(%test-lowtag ,value ,target ,not-p ,(car lowtags)
+ ,@other-args)))
+ (headers
+ `(%test-headers ,value ,target ,not-p ,function-p
+ ',(canonicalize-headers headers)
+ ,@other-args))
+ (t
+ (error "nothing to test?")))))
+
--- /dev/null
+;;;; generic type testing and checking VOPs
+
+;;;; This software is part of the SBCL system. See the README file for
+;;;; more information.
+;;;;
+;;;; This software is derived from the CMU CL system, which was
+;;;; written at Carnegie Mellon University and released into the
+;;;; public domain. The software is in the public domain and is
+;;;; provided with absolutely no warranty. See the COPYING and CREDITS
+;;;; files for more information.
+(in-package "SB!VM")
+\f
+(!define-type-vops fixnump check-fixnum fixnum object-not-fixnum-error
+ (even-fixnum-lowtag odd-fixnum-lowtag)
+ ;; we can save a register on the x86.
+ :variant simple
+ ;; we can save a couple of instructions and a branch on the ppc.
+ ;; FIXME: make this be FIXNUM-MASK
+ :mask 3)
+
+(!define-type-vops functionp check-fun function object-not-fun-error
+ (fun-pointer-lowtag)
+ :mask lowtag-mask)
+
+(!define-type-vops listp check-list list object-not-list-error
+ (list-pointer-lowtag)
+ :mask lowtag-mask)
+
+(!define-type-vops %instancep check-instance instance object-not-instance-error
+ (instance-pointer-lowtag)
+ :mask lowtag-mask)
+
+(!define-type-vops bignump check-bignum bignum object-not-bignum-error
+ (bignum-widetag))
+
+(!define-type-vops ratiop check-ratio ratio object-not-ratio-error
+ (ratio-widetag))
+
+(!define-type-vops complexp check-complex complex object-not-complex-error
+ (complex-widetag complex-single-float-widetag complex-double-float-widetag
+ #!+long-float complex-long-float-widetag))
+
+(!define-type-vops complex-rational-p check-complex-rational nil
+ object-not-complex-rational-error
+ (complex-widetag))
+
+(!define-type-vops complex-float-p check-complex-float nil
+ object-not-complex-float-error
+ (complex-single-float-widetag complex-double-float-widetag
+ #!+long-float complex-long-float-widetag))
+
+(!define-type-vops complex-single-float-p check-complex-single-float complex-single-float
+ object-not-complex-single-float-error
+ (complex-single-float-widetag))
+
+(!define-type-vops complex-double-float-p check-complex-double-float complex-double-float
+ object-not-complex-double-float-error
+ (complex-double-float-widetag))
+
+#!+long-float
+(!define-type-vops complex-long-float-p check-complex-long-float complex-long-float
+ object-not-complex-long-float-error
+ (complex-long-float-widetag))
+
+(!define-type-vops single-float-p check-single-float single-float
+ object-not-single-float-error
+ (single-float-widetag))
+
+(!define-type-vops double-float-p check-double-float double-float
+ object-not-double-float-error
+ (double-float-widetag))
+
+#!+long-float
+(!define-type-vops long-float-p check-long-float long-float
+ object-not-long-float-error
+ (long-float-widetag))
+
+(!define-type-vops simple-string-p check-simple-string simple-string
+ object-not-simple-string-error
+ (simple-string-widetag))
+
+(!define-type-vops simple-bit-vector-p check-simple-bit-vector simple-bit-vector
+ object-not-simple-bit-vector-error
+ (simple-bit-vector-widetag))
+
+(!define-type-vops simple-vector-p check-simple-vector simple-vector
+ object-not-simple-vector-error
+ (simple-vector-widetag))
+
+(!define-type-vops simple-array-unsigned-byte-2-p
+ check-simple-array-unsigned-byte-2
+ simple-array-unsigned-byte-2
+ object-not-simple-array-unsigned-byte-2-error
+ (simple-array-unsigned-byte-2-widetag))
+
+(!define-type-vops simple-array-unsigned-byte-4-p
+ check-simple-array-unsigned-byte-4
+ simple-array-unsigned-byte-4
+ object-not-simple-array-unsigned-byte-4-error
+ (simple-array-unsigned-byte-4-widetag))
+
+(!define-type-vops simple-array-unsigned-byte-8-p
+ check-simple-array-unsigned-byte-8
+ simple-array-unsigned-byte-8
+ object-not-simple-array-unsigned-byte-8-error
+ (simple-array-unsigned-byte-8-widetag))
+
+(!define-type-vops simple-array-unsigned-byte-16-p
+ check-simple-array-unsigned-byte-16
+ simple-array-unsigned-byte-16
+ object-not-simple-array-unsigned-byte-16-error
+ (simple-array-unsigned-byte-16-widetag))
+
+(!define-type-vops simple-array-unsigned-byte-32-p
+ check-simple-array-unsigned-byte-32
+ simple-array-unsigned-byte-32
+ object-not-simple-array-unsigned-byte-32-error
+ (simple-array-unsigned-byte-32-widetag))
+
+(!define-type-vops simple-array-signed-byte-8-p
+ check-simple-array-signed-byte-8
+ simple-array-signed-byte-8
+ object-not-simple-array-signed-byte-8-error
+ (simple-array-signed-byte-8-widetag))
+
+(!define-type-vops simple-array-signed-byte-16-p
+ check-simple-array-signed-byte-16
+ simple-array-signed-byte-16
+ object-not-simple-array-signed-byte-16-error
+ (simple-array-signed-byte-16-widetag))
+
+(!define-type-vops simple-array-signed-byte-30-p
+ check-simple-array-signed-byte-30
+ simple-array-signed-byte-30
+ object-not-simple-array-signed-byte-30-error
+ (simple-array-signed-byte-30-widetag))
+
+(!define-type-vops simple-array-signed-byte-32-p
+ check-simple-array-signed-byte-32
+ simple-array-signed-byte-32
+ object-not-simple-array-signed-byte-32-error
+ (simple-array-signed-byte-32-widetag))
+
+(!define-type-vops simple-array-single-float-p check-simple-array-single-float
+ simple-array-single-float
+ object-not-simple-array-single-float-error
+ (simple-array-single-float-widetag))
+
+(!define-type-vops simple-array-double-float-p check-simple-array-double-float
+ simple-array-double-float
+ object-not-simple-array-double-float-error
+ (simple-array-double-float-widetag))
+
+#!+long-float
+(!define-type-vops simple-array-long-float-p check-simple-array-long-float
+ simple-array-long-float
+ object-not-simple-array-long-float-error
+ (simple-array-long-float-widetag))
+
+(!define-type-vops simple-array-complex-single-float-p
+ check-simple-array-complex-single-float
+ simple-array-complex-single-float
+ object-not-simple-array-complex-single-float-error
+ (simple-array-complex-single-float-widetag))
+
+(!define-type-vops simple-array-complex-double-float-p
+ check-simple-array-complex-double-float
+ simple-array-complex-double-float
+ object-not-simple-array-complex-double-float-error
+ (simple-array-complex-double-float-widetag))
+
+#!+long-float
+(!define-type-vops simple-array-complex-long-float-p
+ check-simple-array-complex-long-float
+ simple-array-complex-long-float
+ object-not-simple-array-complex-long-float-error
+ (simple-array-complex-long-float-widetag))
+
+(!define-type-vops base-char-p check-base-char base-char
+ object-not-base-char-error
+ (base-char-widetag))
+
+(!define-type-vops system-area-pointer-p check-system-area-pointer
+ system-area-pointer
+ object-not-sap-error
+ (sap-widetag))
+
+(!define-type-vops weak-pointer-p check-weak-pointer weak-pointer
+ object-not-weak-pointer-error
+ (weak-pointer-widetag))
+
+(!define-type-vops code-component-p nil nil nil
+ (code-header-widetag))
+
+(!define-type-vops lra-p nil nil nil
+ (return-pc-header-widetag))
+
+(!define-type-vops fdefn-p nil nil nil
+ (fdefn-widetag))
+
+(!define-type-vops funcallable-instance-p nil nil nil
+ (funcallable-instance-header-widetag))
+
+(!define-type-vops array-header-p nil nil nil
+ (simple-array-widetag complex-string-widetag complex-bit-vector-widetag
+ complex-vector-widetag complex-array-widetag))
+
+(!define-type-vops stringp check-string nil object-not-string-error
+ (simple-string-widetag complex-string-widetag))
+
+(!define-type-vops bit-vector-p check-bit-vector nil
+ object-not-bit-vector-error
+ (simple-bit-vector-widetag complex-bit-vector-widetag))
+
+(!define-type-vops vectorp check-vector nil object-not-vector-error
+ (simple-string-widetag
+ simple-bit-vector-widetag
+ simple-vector-widetag
+ simple-array-unsigned-byte-2-widetag
+ simple-array-unsigned-byte-4-widetag
+ simple-array-unsigned-byte-8-widetag
+ simple-array-unsigned-byte-16-widetag
+ simple-array-unsigned-byte-32-widetag
+ simple-array-signed-byte-8-widetag
+ simple-array-signed-byte-16-widetag
+ simple-array-signed-byte-30-widetag
+ simple-array-signed-byte-32-widetag
+ simple-array-single-float-widetag
+ simple-array-double-float-widetag
+ #!+long-float simple-array-long-float-widetag
+ simple-array-complex-single-float-widetag
+ simple-array-complex-double-float-widetag
+ #!+long-float simple-array-complex-long-float-widetag
+ complex-string-widetag
+ complex-bit-vector-widetag
+ complex-vector-widetag))
+
+;;; Note that this "type VOP" is sort of an oddball; it doesn't so
+;;; much test for a Lisp-level type as just expose a low-level type
+;;; code at the Lisp level. It is used as a building block to help us
+;;; to express things like the test for (TYPEP FOO '(VECTOR T))
+;;; efficiently in Lisp code, but it doesn't correspond to any type
+;;; expression which would actually occur in reasonable application
+;;; code. (Common Lisp doesn't have any natural way of expressing this
+;;; type.) Thus, there's no point in building up the full machinery of
+;;; associated backend type predicates and so forth as we do for
+;;; ordinary type VOPs.
+(!define-type-vops complex-vector-p check-complex-vector nil
+ object-not-complex-vector-error
+ (complex-vector-widetag))
+
+(!define-type-vops simple-array-p check-simple-array nil
+ object-not-simple-array-error
+ (simple-array-widetag
+ simple-string-widetag
+ simple-bit-vector-widetag
+ simple-vector-widetag
+ simple-array-unsigned-byte-2-widetag
+ simple-array-unsigned-byte-4-widetag
+ simple-array-unsigned-byte-8-widetag
+ simple-array-unsigned-byte-16-widetag
+ simple-array-unsigned-byte-32-widetag
+ simple-array-signed-byte-8-widetag
+ simple-array-signed-byte-16-widetag
+ simple-array-signed-byte-30-widetag
+ simple-array-signed-byte-32-widetag
+ simple-array-single-float-widetag
+ simple-array-double-float-widetag
+ #!+long-float simple-array-long-float-widetag
+ simple-array-complex-single-float-widetag
+ simple-array-complex-double-float-widetag
+ #!+long-float simple-array-complex-long-float-widetag))
+
+(!define-type-vops arrayp check-array nil object-not-array-error
+ (simple-array-widetag
+ simple-string-widetag
+ simple-bit-vector-widetag
+ simple-vector-widetag
+ simple-array-unsigned-byte-2-widetag
+ simple-array-unsigned-byte-4-widetag
+ simple-array-unsigned-byte-8-widetag
+ simple-array-unsigned-byte-16-widetag
+ simple-array-unsigned-byte-32-widetag
+ simple-array-signed-byte-8-widetag
+ simple-array-signed-byte-16-widetag
+ simple-array-signed-byte-30-widetag
+ simple-array-signed-byte-32-widetag
+ simple-array-single-float-widetag
+ simple-array-double-float-widetag
+ #!+long-float simple-array-long-float-widetag
+ simple-array-complex-single-float-widetag
+ simple-array-complex-double-float-widetag
+ #!+long-float simple-array-complex-long-float-widetag
+ complex-string-widetag
+ complex-bit-vector-widetag
+ complex-vector-widetag
+ complex-array-widetag))
+
+(!define-type-vops numberp check-number nil object-not-number-error
+ (even-fixnum-lowtag
+ odd-fixnum-lowtag
+ bignum-widetag
+ ratio-widetag
+ single-float-widetag
+ double-float-widetag
+ #!+long-float long-float-widetag
+ complex-widetag
+ complex-single-float-widetag
+ complex-double-float-widetag
+ #!+long-float complex-long-float-widetag))
+
+(!define-type-vops rationalp check-rational nil object-not-rational-error
+ (even-fixnum-lowtag odd-fixnum-lowtag ratio-widetag bignum-widetag))
+
+(!define-type-vops integerp check-integer nil object-not-integer-error
+ (even-fixnum-lowtag odd-fixnum-lowtag bignum-widetag))
+
+(!define-type-vops floatp check-float nil object-not-float-error
+ (single-float-widetag double-float-widetag #!+long-float long-float-widetag))
+
+(!define-type-vops realp check-real nil object-not-real-error
+ (even-fixnum-lowtag
+ odd-fixnum-lowtag
+ ratio-widetag
+ bignum-widetag
+ single-float-widetag
+ double-float-widetag
+ #!+long-float long-float-widetag))
-;;;; utility functions needed by the back end to generate code
+;;;; utility functions and macros needed by the back end to generate
+;;;; code
;;;; This software is part of the SBCL system. See the README file for
;;;; more information.
(- list-pointer-lowtag)
(* static-fun-index (pad-data-block fdefn-size))
(* fdefn-raw-addr-slot n-word-bytes))))
+\f
+;;; Various error-code generating helpers
+(defvar *adjustable-vectors* nil)
+
+(defmacro with-adjustable-vector ((var) &rest body)
+ `(let ((,var (or (pop *adjustable-vectors*)
+ (make-array 16
+ :element-type '(unsigned-byte 8)
+ :fill-pointer 0
+ :adjustable t))))
+ (declare (type (vector (unsigned-byte 8) 16) ,var))
+ (setf (fill-pointer ,var) 0)
+ (unwind-protect
+ (progn
+ ,@body)
+ (push ,var *adjustable-vectors*))))
+;;;; various useful macros for generating HPPA code
+
+;;;; This software is part of the SBCL system. See the README file for
+;;;; more information.
+;;;;
+;;;; This software is derived from the CMU CL system, which was
+;;;; written at Carnegie Mellon University and released into the
+;;;; public domain. The software is in the public domain and is
+;;;; provided with absolutely no warranty. See the COPYING and CREDITS
+;;;; files for more information.
(in-package "SB!VM")
\f
;;; Load-Stack-TN, Store-Stack-TN -- Interface
;;;
;;; Move a stack TN to a register and vice-versa.
-;;;
(defmacro load-stack-tn (reg stack)
`(let ((reg ,reg)
(stack ,stack))
((control-stack)
(storew reg cfp-tn offset))))))
-
-;;; MAYBE-LOAD-STACK-TN -- Interface
-;;;
(defmacro maybe-load-stack-tn (reg reg-or-stack)
"Move the TN Reg-Or-Stack into Reg if it isn't already there."
(once-only ((n-reg reg)
\f
;;;; Error Code
-
-(defvar *adjustable-vectors* nil)
-
-(defmacro with-adjustable-vector ((var) &rest body)
- `(let ((,var (or (pop *adjustable-vectors*)
- (make-array 16
- :element-type '(unsigned-byte 8)
- :fill-pointer 0
- :adjustable t))))
- (declare (type (vector (unsigned-byte 8) 16) ,var))
- (setf (fill-pointer ,var) 0)
- (unwind-protect
- (progn
- ,@body)
- (push ,var *adjustable-vectors*))))
-
(eval-when (compile load eval)
(defun emit-error-break (vop kind code values)
(let ((vector (gensym)))
-(in-package "SB!VM")
+;;;; type testing and checking VOPs for the HPPA VM
+;;;; This software is part of the SBCL system. See the README file for
+;;;; more information.
+;;;;
+;;;; This software is derived from the CMU CL system, which was
+;;;; written at Carnegie Mellon University and released into the
+;;;; public domain. The software is in the public domain and is
+;;;; provided with absolutely no warranty. See the COPYING and CREDITS
+;;;; files for more information.
+(in-package "SB!VM")
\f
-;;;; Test generation utilities.
-
-(eval-when (:compile-toplevel :execute)
-
-(defparameter *immediate-types*
- (list unbound-marker-widetag base-char-widetag))
-
-(defparameter *fun-header-widetags*
- (list funcallable-instance-header-widetag
- simple-fun-header-widetag
- closure-fun-header-widetag
- closure-header-widetag))
-
-(defun canonicalize-headers (headers)
- (collect ((results))
- (let ((start nil)
- (prev nil)
- (delta (- other-immediate-1-lowtag other-immediate-0-lowtag)))
- (flet ((emit-test ()
- (results (if (= start prev)
- start
- (cons start prev)))))
- (dolist (header (sort headers #'<))
- (cond ((null start)
- (setf start header)
- (setf prev header))
- ((= header (+ prev delta))
- (setf prev header))
- (t
- (emit-test)
- (setf start header)
- (setf prev header))))
- (emit-test)))
- (results)))
-
-); eval-when (compile eval)
-
-(macrolet ((test-type (value temp target not-p &rest type-codes)
- ;; Determine what interesting combinations we need to test for.
- (let* ((type-codes (mapcar #'eval type-codes))
- (fixnump (and (member even-fixnum-lowtag type-codes)
- (member odd-fixnum-lowtag type-codes)
- t))
- (lowtags (remove lowtag-limit type-codes :test #'<))
- (extended (remove lowtag-limit type-codes :test #'>))
- (immediates (intersection extended *immediate-types* :test #'eql))
- (headers (set-difference extended *immediate-types* :test #'eql))
- (function-p (if (intersection headers *fun-header-widetags*)
- (if (subsetp headers *fun-header-widetags*)
- t
- (error "Can't test for mix of function subtypes ~
- and normal header types."))
- nil)))
- (unless type-codes
- (error "Must supply at least on type for test-type."))
- (cond
- (fixnump
- (when (remove-if #'(lambda (x)
- (or (= x even-fixnum-lowtag)
- (= x odd-fixnum-lowtag)))
- lowtags)
- (error "Can't mix fixnum testing with other lowtags."))
- (when function-p
- (error "Can't mix fixnum testing with function subtype testing."))
- (when immediates
- (error "Can't mix fixnum testing with other immediates."))
- (if headers
- `(%test-fixnum-and-headers ,value ,temp ,target ,not-p
- ',(canonicalize-headers headers))
- `(%test-fixnum ,value ,temp ,target ,not-p)))
- (immediates
- (when headers
- (error "Can't mix testing of immediates with testing of headers."))
- (when lowtags
- (error "Can't mix testing of immediates with testing of lowtags."))
- (when (cdr immediates)
- (error "Can't test multiple immediates at the same time."))
- `(%test-immediate ,value ,temp ,target ,not-p ,(car immediates)))
- (lowtags
- (when (cdr lowtags)
- (error "Can't test multiple lowtags at the same time."))
- (if headers
- `(%test-lowtag-and-headers
- ,value ,temp ,target ,not-p ,(car lowtags)
- ,function-p ',(canonicalize-headers headers))
- `(%test-lowtag ,value ,temp ,target ,not-p ,(car lowtags))))
- (headers
- `(%test-headers ,value ,temp ,target ,not-p ,function-p
- ',(canonicalize-headers headers)))
- (t
- (error "Nothing to test?"))))))
-
-
-(defun %test-fixnum (value temp target not-p)
+;;; Test generation utilities.
+(defun %test-fixnum (value target not-p &key temp)
(declare (ignore temp))
(assemble ()
(inst extru value 31 2 zero-tn (if not-p := :<>))
(inst b target :nullify t)))
-(defun %test-fixnum-and-headers (value temp target not-p headers)
+(defun %test-fixnum-and-headers (value target not-p headers &key temp)
(let ((drop-through (gen-label)))
(assemble ()
(inst extru value 31 2 zero-tn :<>)
(inst b (if not-p drop-through target) :nullify t))
- (%test-headers value temp target not-p nil headers drop-through)))
+ (%test-headers value target not-p nil headers
+ :drop-through drop-through :temp temp)))
-(defun %test-immediate (value temp target not-p immediate)
+(defun %test-immediate (value target not-p immediate &key temp)
(assemble ()
(inst extru value 31 8 temp)
(inst bci := not-p immediate temp target)))
-(defun %test-lowtag (value temp target not-p lowtag &optional temp-loaded)
+(defun %test-lowtag (value target not-p lowtag
+ &key temp temp-loaded)
(assemble ()
(unless temp-loaded
(inst extru value 31 3 temp))
(inst bci := not-p lowtag temp target)))
-(defun %test-lowtag-and-headers (value temp target not-p lowtag
- function-p headers)
+(defun %test-lowtag-and-headers (value target not-p lowtag
+ function-p headers &key temp)
(let ((drop-through (gen-label)))
- (%test-lowtag value temp (if not-p drop-through target) nil lowtag)
- (%test-headers value temp target not-p function-p headers drop-through t)))
+ (%test-lowtag value (if not-p drop-through target) nil lowtag
+ :temp temp)
+ (%test-headers value target not-p function-p headers
+ :drop-through drop-through :temp temp :temp-loaded t)))
-(defun %test-headers (value temp target not-p function-p headers
- &optional (drop-through (gen-label)) temp-loaded)
+(defun %test-headers (value target not-p function-p headers
+ &key temp (drop-through (gen-label)) temp-loaded)
(let ((lowtag (if function-p fun-pointer-lowtag other-pointer-lowtag)))
(multiple-value-bind
(equal greater-or-equal when-true when-false)
(values :<> :< drop-through target)
(values := :>= target drop-through))
(assemble ()
- (%test-lowtag value temp when-false t lowtag temp-loaded)
+ (%test-lowtag value when-false t lowtag
+ :temp temp :temp-loaded temp-loaded)
(inst ldb (- 3 lowtag) value temp)
(do ((remaining headers (cdr remaining)))
((null remaining))
(inst bci greater-or-equal nil end temp target)
(inst bci :>= nil end temp when-true)))))))
(emit-label drop-through)))))
-
\f
;;;; Type checking and testing:
(:info target not-p)
(:policy :fast-safe))
-(eval-when (:compile-toplevel :execute)
-
(defun cost-to-test-types (type-codes)
(+ (* 2 (length type-codes))
(if (> (apply #'max type-codes) lowtag-limit) 7 2)))
-) ; EVAL-WHEN
-
-(defmacro def-type-vops (pred-name check-name ptype error-code
- &rest type-codes)
+(defmacro !define-type-vops (pred-name check-name ptype error-code
+ (&rest type-codes)
+ &key &allow-other-keys)
(let ((cost (cost-to-test-types (mapcar #'eval type-codes))))
`(progn
,@(when pred-name
`((define-vop (,pred-name type-predicate)
(:translate ,pred-name)
(:generator ,cost
- (test-type value temp target not-p ,@type-codes)))))
+ (test-type value target not-p (,@type-codes) :temp temp)))))
,@(when check-name
`((define-vop (,check-name check-type)
(:generator ,cost
(let ((err-lab
(generate-error-code vop ,error-code value)))
- (test-type value temp err-lab t ,@type-codes)
+ (test-type value err-lab t (,@type-codes) :temp temp)
(move value result))))))
,@(when ptype
`((primitive-type-vop ,check-name (:check) ,ptype))))))
-
-(def-type-vops fixnump check-fixnum fixnum object-not-fixnum-error
- even-fixnum-lowtag odd-fixnum-lowtag)
-
-(def-type-vops functionp check-function function
- object-not-fun-error fun-pointer-lowtag)
-
-(def-type-vops listp check-list list object-not-list-error
- list-pointer-lowtag)
-
-(def-type-vops %instancep check-instance instance object-not-instance-error
- instance-pointer-lowtag)
-
-(def-type-vops bignump check-bignum bignum
- object-not-bignum-error bignum-widetag)
-
-(def-type-vops ratiop check-ratio ratio
- object-not-ratio-error ratio-widetag)
-
-(def-type-vops complexp check-complex complex object-not-complex-error
- complex-widetag complex-single-float-widetag complex-double-float-widetag)
-
-(def-type-vops complex-rational-p check-complex-rational nil
- object-not-complex-rational-error complex-widetag)
-
-(def-type-vops complex-float-p check-complex-float nil
- object-not-complex-float-error
- complex-single-float-widetag complex-double-float-widetag)
-
-(def-type-vops complex-single-float-p check-complex-single-float
- complex-single-float object-not-complex-single-float-error
- complex-single-float-widetag)
-
-(def-type-vops complex-double-float-p check-complex-double-float
- complex-double-float object-not-complex-double-float-error
- complex-double-float-widetag)
-
-(def-type-vops single-float-p check-single-float single-float
- object-not-single-float-error single-float-widetag)
-
-(def-type-vops double-float-p check-double-float double-float
- object-not-double-float-error double-float-widetag)
-
-(def-type-vops simple-string-p check-simple-string simple-string
- object-not-simple-string-error simple-string-widetag)
-
-(def-type-vops simple-bit-vector-p check-simple-bit-vector simple-bit-vector
- object-not-simple-bit-vector-error simple-bit-vector-widetag)
-
-(def-type-vops simple-vector-p check-simple-vector simple-vector
- object-not-simple-vector-error simple-vector-widetag)
-
-(def-type-vops simple-array-unsigned-byte-2-p
- check-simple-array-unsigned-byte-2
- simple-array-unsigned-byte-2
- object-not-simple-array-unsigned-byte-2-error
- simple-array-unsigned-byte-2-widetag)
-
-(def-type-vops simple-array-unsigned-byte-4-p
- check-simple-array-unsigned-byte-4
- simple-array-unsigned-byte-4
- object-not-simple-array-unsigned-byte-4-error
- simple-array-unsigned-byte-4-widetag)
-
-(def-type-vops simple-array-unsigned-byte-8-p
- check-simple-array-unsigned-byte-8
- simple-array-unsigned-byte-8
- object-not-simple-array-unsigned-byte-8-error
- simple-array-unsigned-byte-8-widetag)
-
-(def-type-vops simple-array-unsigned-byte-16-p
- check-simple-array-unsigned-byte-16
- simple-array-unsigned-byte-16
- object-not-simple-array-unsigned-byte-16-error
- simple-array-unsigned-byte-16-widetag)
-
-(def-type-vops simple-array-unsigned-byte-32-p
- check-simple-array-unsigned-byte-32
- simple-array-unsigned-byte-32
- object-not-simple-array-unsigned-byte-32-error
- simple-array-unsigned-byte-32-widetag)
-
-(def-type-vops simple-array-signed-byte-8-p
- check-simple-array-signed-byte-8
- simple-array-signed-byte-8
- object-not-simple-array-signed-byte-8-error
- simple-array-signed-byte-8-widetag)
-
-(def-type-vops simple-array-signed-byte-16-p
- check-simple-array-signed-byte-16
- simple-array-signed-byte-16
- object-not-simple-array-signed-byte-16-error
- simple-array-signed-byte-16-widetag)
-
-(def-type-vops simple-array-signed-byte-30-p
- check-simple-array-signed-byte-30
- simple-array-signed-byte-30
- object-not-simple-array-signed-byte-30-error
- simple-array-signed-byte-30-widetag)
-
-(def-type-vops simple-array-signed-byte-32-p
- check-simple-array-signed-byte-32
- simple-array-signed-byte-32
- object-not-simple-array-signed-byte-32-error
- simple-array-signed-byte-32-widetag)
-
-(def-type-vops simple-array-single-float-p check-simple-array-single-float
- simple-array-single-float object-not-simple-array-single-float-error
- simple-array-single-float-widetag)
-
-(def-type-vops simple-array-double-float-p check-simple-array-double-float
- simple-array-double-float object-not-simple-array-double-float-error
- simple-array-double-float-widetag)
-
-(def-type-vops simple-array-complex-single-float-p
- check-simple-array-complex-single-float
- simple-array-complex-single-float
- object-not-simple-array-complex-single-float-error
- simple-array-complex-single-float-widetag)
-
-(def-type-vops simple-array-complex-double-float-p
- check-simple-array-complex-double-float
- simple-array-complex-double-float
- object-not-simple-array-complex-double-float-error
- simple-array-complex-double-float-widetag)
-
-(def-type-vops base-char-p check-base-char base-char
- object-not-base-char-error base-char-widetag)
-
-(def-type-vops system-area-pointer-p check-system-area-pointer
- system-area-pointer object-not-sap-error sap-widetag)
-
-(def-type-vops weak-pointer-p check-weak-pointer weak-pointer
- object-not-weak-pointer-error weak-pointer-widetag)
-
-#|
-(def-type-vops scavenger-hook-p nil nil nil
- 0)
-|#
-
-(def-type-vops code-component-p nil nil nil
- code-header-widetag)
-
-(def-type-vops lra-p nil nil nil
- return-pc-header-widetag)
-
-(def-type-vops fdefn-p nil nil nil
- fdefn-widetag)
-
-(def-type-vops funcallable-instance-p nil nil nil
- funcallable-instance-header-widetag)
-
-(def-type-vops array-header-p nil nil nil
- simple-array-widetag complex-string-widetag complex-bit-vector-widetag
- complex-vector-widetag complex-array-widetag)
-
-#+nil
-(def-type-vops nil check-function-or-symbol nil
- object-not-function-or-symbol-error
- fun-pointer-lowtag symbol-header-widetag)
-
-(def-type-vops stringp check-string nil object-not-string-error
- simple-string-widetag complex-string-widetag)
-
-(def-type-vops bit-vector-p check-bit-vector nil object-not-bit-vector-error
- simple-bit-vector-widetag complex-bit-vector-widetag)
-
-(def-type-vops vectorp check-vector nil object-not-vector-error
- simple-string-widetag simple-bit-vector-widetag simple-vector-widetag
- simple-array-unsigned-byte-2-widetag simple-array-unsigned-byte-4-widetag
- simple-array-unsigned-byte-8-widetag simple-array-unsigned-byte-16-widetag
- simple-array-unsigned-byte-32-widetag
- simple-array-signed-byte-8-widetag simple-array-signed-byte-16-widetag
- simple-array-signed-byte-30-widetag simple-array-signed-byte-32-widetag
- simple-array-single-float-widetag simple-array-double-float-widetag
- simple-array-complex-single-float-widetag
- simple-array-complex-double-float-widetag
- complex-string-widetag complex-bit-vector-widetag complex-vector-widetag)
-
-(def-type-vops complex-vector-p check-complex-vector nil object-not-complex-vector-error
- complex-vector-widetag)
-
-(def-type-vops simple-array-p check-simple-array nil object-not-simple-array-error
- simple-array-widetag simple-string-widetag simple-bit-vector-widetag
- simple-vector-widetag simple-array-unsigned-byte-2-widetag
- simple-array-unsigned-byte-4-widetag simple-array-unsigned-byte-8-widetag
- simple-array-unsigned-byte-16-widetag simple-array-unsigned-byte-32-widetag
- simple-array-signed-byte-8-widetag simple-array-signed-byte-16-widetag
- simple-array-signed-byte-30-widetag simple-array-signed-byte-32-widetag
- simple-array-single-float-widetag simple-array-double-float-widetag
- simple-array-complex-single-float-widetag
- simple-array-complex-double-float-widetag)
-
-(def-type-vops arrayp check-array nil object-not-array-error
- simple-array-widetag simple-string-widetag simple-bit-vector-widetag
- simple-vector-widetag simple-array-unsigned-byte-2-widetag
- simple-array-unsigned-byte-4-widetag simple-array-unsigned-byte-8-widetag
- simple-array-unsigned-byte-16-widetag simple-array-unsigned-byte-32-widetag
- simple-array-signed-byte-8-widetag simple-array-signed-byte-16-widetag
- simple-array-signed-byte-30-widetag simple-array-signed-byte-32-widetag
- simple-array-single-float-widetag simple-array-double-float-widetag
- simple-array-complex-single-float-widetag
- simple-array-complex-double-float-widetag
- complex-string-widetag complex-bit-vector-widetag complex-vector-widetag
- complex-array-widetag)
-
-(def-type-vops numberp check-number nil object-not-number-error
- even-fixnum-lowtag odd-fixnum-lowtag bignum-widetag ratio-widetag
- single-float-widetag double-float-widetag complex-widetag
- complex-single-float-widetag complex-double-float-widetag)
-
-(def-type-vops rationalp check-rational nil object-not-rational-error
- even-fixnum-lowtag odd-fixnum-lowtag ratio-widetag bignum-widetag)
-
-(def-type-vops integerp check-integer nil object-not-integer-error
- even-fixnum-lowtag odd-fixnum-lowtag bignum-widetag)
-
-(def-type-vops floatp check-float nil object-not-float-error
- single-float-widetag double-float-widetag)
-
-(def-type-vops realp check-real nil object-not-real-error
- even-fixnum-lowtag odd-fixnum-lowtag ratio-widetag bignum-widetag
- single-float-widetag double-float-widetag)
-
\f
;;;; Other integer ranges.
(:translate symbolp)
(:generator 12
(inst bc := nil value null-tn (if not-p drop-thru target))
- (test-type value temp target not-p symbol-header-widetag)
+ (test-type value target not-p (symbol-header-widetag) :temp temp)
DROP-THRU))
(define-vop (check-symbol check-type)
(:generator 12
(inst comb := value null-tn drop-thru)
(let ((error (generate-error-code vop object-not-symbol-error value)))
- (test-type value temp error t symbol-header-widetag))
+ (test-type value error t (symbol-header-widetag) :temp temp))
DROP-THRU
(move value result)))
(:translate consp)
(:generator 8
(inst bc := nil value null-tn (if not-p target drop-thru))
- (test-type value temp target not-p list-pointer-lowtag)
+ (test-type value target not-p (list-pointer-lowtag) :temp temp)
DROP-THRU))
(define-vop (check-cons check-type)
(:generator 8
(let ((error (generate-error-code vop object-not-cons-error value)))
(inst bc := nil value null-tn error)
- (test-type value temp error t list-pointer-lowtag))
+ (test-type value error t (list-pointer-lowtag) :temp temp))
(move value result)))
-) ; MACROLET
\ No newline at end of file
+;;;; various useful macros for generating MIPS code
+
+;;;; This software is part of the SBCL system. See the README file for
+;;;; more information.
+;;;;
+;;;; This software is derived from the CMU CL system, which was
+;;;; written at Carnegie Mellon University and released into the
+;;;; public domain. The software is in the public domain and is
+;;;; provided with absolutely no warranty. See the COPYING and CREDITS
+;;;; files for more information.
(in-package "SB!VM")
;;; Handy macro for defining top-level forms that depend on the compile
;;; Load-Stack-TN, Store-Stack-TN -- Interface
;;;
;;; Move a stack TN to a register and vice-versa.
-;;;
(defmacro load-stack-tn (reg stack)
`(let ((reg ,reg)
(stack ,stack))
((control-stack)
(storew reg cfp-tn offset))))))
-
-;;; MAYBE-LOAD-STACK-TN -- Interface
-;;;
(defmacro maybe-load-stack-tn (reg reg-or-stack)
"Move the TN Reg-Or-Stack into Reg if it isn't already there."
(once-only ((n-reg reg)
\f
;;;; Storage allocation:
-
(defmacro with-fixed-allocation ((result-tn flag-tn temp-tn type-code size)
&body body)
"Do stuff to allocate an other-pointer object of fixed Size with a single
\f
;;;; Three Way Comparison
-
(defun three-way-comparison (x y condition flavor not-p target temp)
(ecase condition
(:eq
\f
;;;; Error Code
-
-
-(defvar *adjustable-vectors* nil)
-
-(defmacro with-adjustable-vector ((var) &rest body)
- `(let ((,var (or (pop *adjustable-vectors*)
- (make-array 16
- :element-type '(unsigned-byte 8)
- :fill-pointer 0
- :adjustable t))))
- (setf (fill-pointer ,var) 0)
- (unwind-protect
- (progn
- ,@body)
- (push ,var *adjustable-vectors*))))
-
(eval-when (compile load eval)
(defun emit-error-break (vop kind code values)
(let ((vector (gensym)))
-(in-package "SB!VM")
+;;;; type testing and checking VOPs for the MIPS VM
+;;;; This software is part of the SBCL system. See the README file for
+;;;; more information.
+;;;;
+;;;; This software is derived from the CMU CL system, which was
+;;;; written at Carnegie Mellon University and released into the
+;;;; public domain. The software is in the public domain and is
+;;;; provided with absolutely no warranty. See the COPYING and CREDITS
+;;;; files for more information.
+(in-package "SB!VM")
\f
-;;;; Test generation utilities.
-
-(eval-when (:compile-toplevel :execute)
- (defparameter *immediate-types*
- (list unbound-marker-widetag base-char-widetag))
-
- (defparameter *fun-header-widetags*
- (list funcallable-instance-header-widetag
- simple-fun-header-widetag
- closure-fun-header-widetag
- closure-header-widetag))
-
- (defun canonicalize-headers (headers)
- (collect ((results))
- (let ((start nil)
- (prev nil)
- (delta (- other-immediate-1-lowtag other-immediate-0-lowtag)))
- (flet ((emit-test ()
- (results (if (= start prev)
- start
- (cons start prev)))))
- (dolist (header (sort headers #'<))
- (cond ((null start)
- (setf start header)
- (setf prev header))
- ((= header (+ prev delta))
- (setf prev header))
- (t
- (emit-test)
- (setf start header)
- (setf prev header))))
- (emit-test)))
- (results))))
-
-
-(macrolet ((test-type (value temp target not-p &rest type-codes)
- ;; Determine what interesting combinations we need to test for.
- (let* ((type-codes (mapcar #'eval type-codes))
- (fixnump (and (member even-fixnum-lowtag type-codes)
- (member odd-fixnum-lowtag type-codes)
- t))
- (lowtags (remove lowtag-limit type-codes :test #'<))
- (extended (remove lowtag-limit type-codes :test #'>))
- (immediates (intersection extended *immediate-types* :test #'eql))
- (headers (set-difference extended *immediate-types* :test #'eql))
- (function-p (if (intersection headers *fun-header-widetags*)
- (if (subsetp headers *fun-header-widetags*)
- t
- (error "Can't test for mix of function subtypes ~
- and normal header types."))
- nil)))
- (unless type-codes
- (error "Must supply at least on type for test-type."))
- (cond
- (fixnump
- (when (remove-if #'(lambda (x)
- (or (= x even-fixnum-lowtag)
- (= x odd-fixnum-lowtag)))
- lowtags)
- (error "Can't mix fixnum testing with other lowtags."))
- (when function-p
- (error "Can't mix fixnum testing with function subtype testing."))
- (when immediates
- (error "Can't mix fixnum testing with other immediates."))
- (if headers
- `(%test-fixnum-and-headers ,value ,temp ,target ,not-p
- ',(canonicalize-headers headers))
- `(%test-fixnum ,value ,temp ,target ,not-p)))
- (immediates
- (when headers
- (error "Can't mix testing of immediates with testing of headers."))
- (when lowtags
- (error "Can't mix testing of immediates with testing of lowtags."))
- (when (cdr immediates)
- (error "Can't test multiple immediates at the same time."))
- `(%test-immediate ,value ,temp ,target ,not-p ,(car immediates)))
- (lowtags
- (when (cdr lowtags)
- (error "Can't test multiple lowtags at the same time."))
- (if headers
- `(%test-lowtag-and-headers
- ,value ,temp ,target ,not-p ,(car lowtags)
- ,function-p ',(canonicalize-headers headers))
- `(%test-lowtag ,value ,temp ,target ,not-p ,(car lowtags))))
- (headers
- `(%test-headers ,value ,temp ,target ,not-p ,function-p
- ',(canonicalize-headers headers)))
- (t
- (error "Nothing to test?"))))))
-
-(defun %test-fixnum (value temp target not-p)
+;;; Test generation utilities.
+(defun %test-fixnum (value target not-p &key temp)
(assemble ()
(inst and temp value 3)
(if not-p
(inst beq temp zero-tn target))
(inst nop)))
-(defun %test-fixnum-and-headers (value temp target not-p headers)
+(defun %test-fixnum-and-headers (value target not-p headers &key temp)
(let ((drop-through (gen-label)))
(assemble ()
(inst and temp value 3)
(inst beq temp zero-tn (if not-p drop-through target)))
- (%test-headers value temp target not-p nil headers drop-through)))
+ (%test-headers value target not-p nil headers
+ :drop-through drop-through :temp temp)))
-(defun %test-immediate (value temp target not-p immediate)
+(defun %test-immediate (value target not-p immediate &key temp)
(assemble ()
(inst and temp value 255)
(inst xor temp immediate)
(inst beq temp zero-tn target))
(inst nop)))
-(defun %test-lowtag (value temp target not-p lowtag &optional skip-nop)
+(defun %test-lowtag (value target not-p lowtag &key skip-nop temp)
(assemble ()
(inst and temp value lowtag-mask)
(inst xor temp lowtag)
(unless skip-nop
(inst nop))))
-(defun %test-lowtag-and-headers (value temp target not-p lowtag
- function-p headers)
+(defun %test-lowtag-and-headers (value target not-p lowtag
+ function-p headers &key temp)
(let ((drop-through (gen-label)))
- (%test-lowtag value temp (if not-p drop-through target) nil lowtag t)
- (%test-headers value temp target not-p function-p headers drop-through)))
+ (%test-lowtag value (if not-p drop-through target) nil lowtag
+ :skip-nop t :temp temp)
+ (%test-headers value target not-p function-p headers
+ :drop-through drop-through :temp temp)))
-(defun %test-headers (value temp target not-p function-p headers
- &optional (drop-through (gen-label)))
+(defun %test-headers (value target not-p function-p headers
+ &key (drop-through (gen-label)) temp)
(let ((lowtag (if function-p fun-pointer-lowtag other-pointer-lowtag)))
(multiple-value-bind
(when-true when-false)
(values drop-through target)
(values target drop-through))
(assemble ()
- (%test-lowtag value temp when-false t lowtag)
+ (%test-lowtag value when-false t lowtag :temp temp)
(load-type temp value (- lowtag))
(inst nop)
(let ((delta 0))
\f
-;;;; Type checking and testing:
-
+;;; Type checking and testing (see also the use of !DEFINE-TYPE-VOPS
+;;; in src/compiler/generic/late-type-vops.lisp):
+;;;
+;;; [FIXME: Like some of the other comments in this file, this one
+;;; really belongs somewhere else]
(define-vop (check-type)
(:args (value :target result :scs (any-reg descriptor-reg)))
(:results (result :scs (any-reg descriptor-reg)))
(:info target not-p)
(:policy :fast-safe))
-(eval-when (:compile-toplevel :execute)
- (defun cost-to-test-types (type-codes)
- (+ (* 2 (length type-codes))
- (if (> (apply #'max type-codes) lowtag-limit) 7 2))))
+(defun cost-to-test-types (type-codes)
+ (+ (* 2 (length type-codes))
+ (if (> (apply #'max type-codes) lowtag-limit) 7 2)))
-(defmacro def-type-vops (pred-name check-name ptype error-code
- &rest type-codes)
+(defmacro !define-type-vops (pred-name check-name ptype error-code
+ (&rest type-codes)
+ &key &allow-other-keys)
(let ((cost (cost-to-test-types (mapcar #'eval type-codes))))
`(progn
,@(when pred-name
`((define-vop (,pred-name type-predicate)
(:translate ,pred-name)
(:generator ,cost
- (test-type value temp target not-p ,@type-codes)))))
+ (test-type value target not-p (,@type-codes)
+ :temp temp)))))
,@(when check-name
`((define-vop (,check-name check-type)
(:generator ,cost
(let ((err-lab
(generate-error-code vop ,error-code value)))
- (test-type value temp err-lab t ,@type-codes)
+ (test-type value err-lab t (,@type-codes)
+ :temp temp)
(move result value))))))
,@(when ptype
`((primitive-type-vop ,check-name (:check) ,ptype))))))
-
-(def-type-vops fixnump check-fixnum fixnum object-not-fixnum-error
- even-fixnum-lowtag odd-fixnum-lowtag)
-
-(def-type-vops functionp check-fun function
- object-not-fun-error fun-pointer-lowtag)
-
-(def-type-vops listp check-list list object-not-list-error
- list-pointer-lowtag)
-
-(def-type-vops %instancep check-instance instance object-not-instance-error
- instance-pointer-lowtag)
-
-(def-type-vops bignump check-bignum bignum
- object-not-bignum-error bignum-widetag)
-
-(def-type-vops ratiop check-ratio ratio
- object-not-ratio-error ratio-widetag)
-
-(def-type-vops complexp check-complex complex object-not-complex-error
- complex-widetag complex-single-float-widetag complex-double-float-widetag)
-
-(def-type-vops complex-rational-p check-complex-rational nil
- object-not-complex-rational-error complex-widetag)
-
-(def-type-vops complex-float-p check-complex-float nil
- object-not-complex-float-error
- complex-single-float-widetag complex-double-float-widetag)
-
-(def-type-vops complex-single-float-p check-complex-single-float
- complex-single-float object-not-complex-single-float-error
- complex-single-float-widetag)
-
-(def-type-vops complex-double-float-p check-complex-double-float
- complex-double-float object-not-complex-double-float-error
- complex-double-float-widetag)
-
-(def-type-vops single-float-p check-single-float single-float
- object-not-single-float-error single-float-widetag)
-
-(def-type-vops double-float-p check-double-float double-float
- object-not-double-float-error double-float-widetag)
-
-(def-type-vops simple-string-p check-simple-string simple-string
- object-not-simple-string-error simple-string-widetag)
-
-(def-type-vops simple-bit-vector-p check-simple-bit-vector simple-bit-vector
- object-not-simple-bit-vector-error simple-bit-vector-widetag)
-
-(def-type-vops simple-vector-p check-simple-vector simple-vector
- object-not-simple-vector-error simple-vector-widetag)
-
-(def-type-vops simple-array-unsigned-byte-2-p
- check-simple-array-unsigned-byte-2
- simple-array-unsigned-byte-2
- object-not-simple-array-unsigned-byte-2-error
- simple-array-unsigned-byte-2-widetag)
-
-(def-type-vops simple-array-unsigned-byte-4-p
- check-simple-array-unsigned-byte-4
- simple-array-unsigned-byte-4
- object-not-simple-array-unsigned-byte-4-error
- simple-array-unsigned-byte-4-widetag)
-
-(def-type-vops simple-array-unsigned-byte-8-p
- check-simple-array-unsigned-byte-8
- simple-array-unsigned-byte-8
- object-not-simple-array-unsigned-byte-8-error
- simple-array-unsigned-byte-8-widetag)
-
-(def-type-vops simple-array-unsigned-byte-16-p
- check-simple-array-unsigned-byte-16
- simple-array-unsigned-byte-16
- object-not-simple-array-unsigned-byte-16-error
- simple-array-unsigned-byte-16-widetag)
-
-(def-type-vops simple-array-unsigned-byte-32-p
- check-simple-array-unsigned-byte-32
- simple-array-unsigned-byte-32
- object-not-simple-array-unsigned-byte-32-error
- simple-array-unsigned-byte-32-widetag)
-
-(def-type-vops simple-array-signed-byte-8-p
- check-simple-array-signed-byte-8
- simple-array-signed-byte-8
- object-not-simple-array-signed-byte-8-error
- simple-array-signed-byte-8-widetag)
-
-(def-type-vops simple-array-signed-byte-16-p
- check-simple-array-signed-byte-16
- simple-array-signed-byte-16
- object-not-simple-array-signed-byte-16-error
- simple-array-signed-byte-16-widetag)
-
-(def-type-vops simple-array-signed-byte-30-p
- check-simple-array-signed-byte-30
- simple-array-signed-byte-30
- object-not-simple-array-signed-byte-30-error
- simple-array-signed-byte-30-widetag)
-
-(def-type-vops simple-array-signed-byte-32-p
- check-simple-array-signed-byte-32
- simple-array-signed-byte-32
- object-not-simple-array-signed-byte-32-error
- simple-array-signed-byte-32-widetag)
-
-(def-type-vops simple-array-single-float-p check-simple-array-single-float
- simple-array-single-float object-not-simple-array-single-float-error
- simple-array-single-float-widetag)
-
-(def-type-vops simple-array-double-float-p check-simple-array-double-float
- simple-array-double-float object-not-simple-array-double-float-error
- simple-array-double-float-widetag)
-
-(def-type-vops simple-array-complex-single-float-p
- check-simple-array-complex-single-float
- simple-array-complex-single-float
- object-not-simple-array-complex-single-float-error
- simple-array-complex-single-float-widetag)
-
-(def-type-vops simple-array-complex-double-float-p
- check-simple-array-complex-double-float
- simple-array-complex-double-float
- object-not-simple-array-complex-double-float-error
- simple-array-complex-double-float-widetag)
-
-(def-type-vops base-char-p check-base-char base-char
- object-not-base-char-error base-char-widetag)
-
-(def-type-vops system-area-pointer-p check-system-area-pointer
- system-area-pointer object-not-sap-error sap-widetag)
-
-(def-type-vops weak-pointer-p check-weak-pointer weak-pointer
- object-not-weak-pointer-error weak-pointer-widetag)
-
-(def-type-vops code-component-p nil nil nil
- code-header-widetag)
-
-(def-type-vops lra-p nil nil nil
- return-pc-header-widetag)
-
-(def-type-vops fdefn-p nil nil nil
- fdefn-widetag)
-
-(def-type-vops funcallable-instance-p nil nil nil
- funcallable-instance-header-widetag)
-
-(def-type-vops array-header-p nil nil nil
- simple-array-widetag complex-string-widetag complex-bit-vector-widetag
- complex-vector-widetag complex-array-widetag)
-
-(def-type-vops stringp check-string nil object-not-string-error
- simple-string-widetag complex-string-widetag)
-
-(def-type-vops bit-vector-p check-bit-vector nil object-not-bit-vector-error
- simple-bit-vector-widetag complex-bit-vector-widetag)
-
-(def-type-vops vectorp check-vector nil object-not-vector-error
- simple-string-widetag simple-bit-vector-widetag simple-vector-widetag
- simple-array-unsigned-byte-2-widetag simple-array-unsigned-byte-4-widetag
- simple-array-unsigned-byte-8-widetag simple-array-unsigned-byte-16-widetag
- simple-array-unsigned-byte-32-widetag
- simple-array-signed-byte-8-widetag simple-array-signed-byte-16-widetag
- simple-array-signed-byte-30-widetag simple-array-signed-byte-32-widetag
- simple-array-single-float-widetag simple-array-double-float-widetag
- simple-array-complex-single-float-widetag
- simple-array-complex-double-float-widetag
- complex-string-widetag complex-bit-vector-widetag complex-vector-widetag)
-
-(def-type-vops complex-vector-p check-complex-vector nil object-not-complex-vector-error
- complex-vector-widetag)
-
-(def-type-vops simple-array-p check-simple-array nil object-not-simple-array-error
- simple-array-widetag simple-string-widetag simple-bit-vector-widetag
- simple-vector-widetag simple-array-unsigned-byte-2-widetag
- simple-array-unsigned-byte-4-widetag simple-array-unsigned-byte-8-widetag
- simple-array-unsigned-byte-16-widetag simple-array-unsigned-byte-32-widetag
- simple-array-signed-byte-8-widetag simple-array-signed-byte-16-widetag
- simple-array-signed-byte-30-widetag simple-array-signed-byte-32-widetag
- simple-array-single-float-widetag simple-array-double-float-widetag
- simple-array-complex-single-float-widetag
- simple-array-complex-double-float-widetag)
-
-(def-type-vops arrayp check-array nil object-not-array-error
- simple-array-widetag simple-string-widetag simple-bit-vector-widetag
- simple-vector-widetag simple-array-unsigned-byte-2-widetag
- simple-array-unsigned-byte-4-widetag simple-array-unsigned-byte-8-widetag
- simple-array-unsigned-byte-16-widetag simple-array-unsigned-byte-32-widetag
- simple-array-signed-byte-8-widetag simple-array-signed-byte-16-widetag
- simple-array-signed-byte-30-widetag simple-array-signed-byte-32-widetag
- simple-array-single-float-widetag simple-array-double-float-widetag
- simple-array-complex-single-float-widetag
- simple-array-complex-double-float-widetag
- complex-string-widetag complex-bit-vector-widetag complex-vector-widetag
- complex-array-widetag)
-
-(def-type-vops numberp check-number nil object-not-number-error
- even-fixnum-lowtag odd-fixnum-lowtag bignum-widetag ratio-widetag
- single-float-widetag double-float-widetag complex-widetag
- complex-single-float-widetag complex-double-float-widetag)
-
-(def-type-vops rationalp check-rational nil object-not-rational-error
- even-fixnum-lowtag odd-fixnum-lowtag ratio-widetag bignum-widetag)
-
-(def-type-vops integerp check-integer nil object-not-integer-error
- even-fixnum-lowtag odd-fixnum-lowtag bignum-widetag)
-
-(def-type-vops floatp check-float nil object-not-float-error
- single-float-widetag double-float-widetag)
-
-(def-type-vops realp check-real nil object-not-real-error
- even-fixnum-lowtag odd-fixnum-lowtag ratio-widetag bignum-widetag
- single-float-widetag double-float-widetag)
-
\f
-;;;; Other integer ranges.
-
-;;; A (signed-byte 32) can be represented with either fixnum or a bignum with
-;;; exactly one digit.
+;;;; TYPE-VOPs for types that are more complex to test for than simple
+;;;; LOWTAG and WIDETAG tests, but that are nevertheless important:
+;;; A (SIGNED-BYTE 32) can be represented with either fixnum or a
+;;; bignum with exactly one digit.
(defun signed-byte-32-test (value temp not-p target not-target)
(multiple-value-bind
(yep nope)
OKAY
(move result value)))
-;;; An (unsigned-byte 32) can be represented with either a positive fixnum, a
-;;; bignum with exactly one positive digit, or a bignum with exactly two digits
-;;; and the second digit all zeros.
-
+;;; An (UNSIGNED-BYTE 32) can be represented with either a positive
+;;; fixnum, a bignum with exactly one positive digit, or a bignum with
+;;; exactly two digits and the second digit all zeros.
(defun unsigned-byte-32-test (value temp not-p target not-target)
(multiple-value-bind (yep nope)
(if not-p
OKAY
(move result value)))
-
-\f
-;;;; List/symbol types:
-;;;
-;;; symbolp (or symbol (eq nil))
-;;; consp (and list (not (eq nil)))
-
+;;; Because of our LOWTAG representation, SYMBOLP and CONSP are
+;;; slightly more complex:
+;;;
+;;; * SYMBOLP is true if the object has SYMBOL-HEADER-WIDETAG or is EQ
+;;; to NIL;
+;;;
+;;; * CONSP is true if the object has LIST-POINTER-LOWTAG and is not
+;;; EQ to NIL.
+;;;
+;;; [ FIXME: This comment should not really be here, in the bowels of
+;;; the MIPS type-vops, but where should it be?]
(define-vop (symbolp type-predicate)
(:translate symbolp)
(:generator 12
(inst beq value null-tn (if not-p drop-thru target))
- (test-type value temp target not-p symbol-header-widetag)
+ (test-type value target not-p (symbol-header-widetag) :temp temp)
DROP-THRU))
(define-vop (check-symbol check-type)
(:generator 12
(inst beq value null-tn drop-thru)
(let ((error (generate-error-code vop object-not-symbol-error value)))
- (test-type value temp error t symbol-header-widetag))
+ (test-type value error t (symbol-header-widetag) :temp temp))
DROP-THRU
(move result value)))
(:translate consp)
(:generator 8
(inst beq value null-tn (if not-p target drop-thru))
- (test-type value temp target not-p list-pointer-lowtag)
+ (test-type value target not-p (list-pointer-lowtag) :temp temp)
DROP-THRU))
(define-vop (check-cons check-type)
(:generator 8
(let ((error (generate-error-code vop object-not-cons-error value)))
(inst beq value null-tn error)
- (test-type value temp error t list-pointer-lowtag))
+ (test-type value error t (list-pointer-lowtag) :temp temp))
(move result value)))
-
-) ; MACROLET
\ No newline at end of file
-;;;
+;;;; a bunch of handy macros for the PPC
-(in-package "SB!VM")
+;;;; This software is part of the SBCL system. See the README file for
+;;;; more information.
+;;;;
+;;;; This software is derived from the CMU CL system, which was
+;;;; written at Carnegie Mellon University and released into the
+;;;; public domain. The software is in the public domain and is
+;;;; provided with absolutely no warranty. See the COPYING and CREDITS
+;;;; files for more information.
+(in-package "SB!VM")
\f
;;; Instruction-like macros.
;;; Load-Stack-TN, Store-Stack-TN -- Interface
;;;
;;; Move a stack TN to a register and vice-versa.
-;;;
(defmacro load-stack-tn (reg stack)
`(let ((reg ,reg)
(stack ,stack))
((control-stack)
(storew reg cfp-tn offset))))))
-
-;;; MAYBE-LOAD-STACK-TN -- Interface
-;;;
(defmacro maybe-load-stack-tn (reg reg-or-stack)
"Move the TN Reg-Or-Stack into Reg if it isn't already there."
(once-only ((n-reg reg)
\f
;;;; Storage allocation:
-
(defmacro with-fixed-allocation ((result-tn flag-tn temp-tn type-code size)
&body body)
"Do stuff to allocate an other-pointer object of fixed Size with a single
,@body)))
\f
-;;;; Type testing noise.
-
-;;; GEN-RANGE-TEST -- internal
-;;;
-;;; Generate code that branches to TARGET iff REG contains one of VALUES.
-;;; If NOT-P is true, invert the test. Jumping to NOT-TARGET is the same
-;;; as falling out the bottom.
-;;;
-(defun gen-range-test (reg target not-target not-p min seperation max values)
- (let ((tests nil)
- (start nil)
- (end nil)
- (insts nil))
- (multiple-value-bind (equal less-or-equal greater-or-equal label)
- (if not-p
- (values :ne :gt :lt not-target)
- (values :eq :le :ge target))
- (flet ((emit-test ()
- (if (= start end)
- (push start tests)
- (push (cons start end) tests))))
- (dolist (value values)
- (cond ((< value min)
- (error "~S is less than the specified minimum of ~S"
- value min))
- ((> value max)
- (error "~S is greater than the specified maximum of ~S"
- value max))
- ((not (zerop (rem (- value min) seperation)))
- (error "~S isn't an even multiple of ~S from ~S"
- value seperation min))
- ((null start)
- (setf start value))
- ((> value (+ end seperation))
- (emit-test)
- (setf start value)))
- (setf end value))
- (emit-test))
- (macrolet ((inst (name &rest args)
- `(push (list 'inst ',name ,@args) insts)))
- (do ((remaining (nreverse tests) (cdr remaining)))
- ((null remaining))
- (let ((test (car remaining))
- (last (null (cdr remaining))))
- (if (atom test)
- (progn
- (inst cmpwi reg test)
- (if last
- (inst b? equal target)
- (inst beq label)))
- (let ((start (car test))
- (end (cdr test)))
- (cond ((and (= start min) (= end max))
- (warn "The values ~S cover the entire range from ~
- ~S to ~S [step ~S]."
- values min max seperation)
- (push `(unless ,not-p (inst b ,target)) insts))
- ((= start min)
- (inst cmpwi reg end)
- (if last
- (inst b? less-or-equal target)
- (inst ble label)))
- ((= end max)
- (inst cmpwi reg start)
- (if last
- (inst b? greater-or-equal target)
- (inst bge label)))
- (t
- (inst cmpwi reg start)
- (inst blt (if not-p target not-target))
- (inst cmpwi reg end)
- (if last
- (inst b? less-or-equal target)
- (inst ble label))))))))))
- (nreverse insts)))
-
-(defun gen-other-immediate-test (reg target not-target not-p values)
- (gen-range-test reg target not-target not-p
- (+ other-immediate-0-lowtag lowtag-limit)
- (- other-immediate-1-lowtag other-immediate-0-lowtag)
- (ash 1 n-widetag-bits)
- values))
-
-
-(defun test-type-aux (reg temp target not-target not-p lowtags immed hdrs
- function-p)
- (let* ((fixnump (and (member even-fixnum-lowtag lowtags :test #'eql)
- (member odd-fixnum-lowtag lowtags :test #'eql)))
- (lowtags (sort (if fixnump
- (delete even-fixnum-lowtag
- (remove odd-fixnum-lowtag lowtags
- :test #'eql)
- :test #'eql)
- (copy-list lowtags))
- #'<))
- (lowtag (if function-p
- sb!vm:fun-pointer-lowtag
- sb!vm:other-pointer-lowtag))
- (hdrs (sort (copy-list hdrs) #'<))
- (immed (sort (copy-list immed) #'<)))
- (append
- (when immed
- `((inst andi. ,temp ,reg widetag-mask)
- ,@(if (or fixnump lowtags hdrs)
- (let ((fall-through (gensym)))
- `((let (,fall-through (gen-label))
- ,@(gen-other-immediate-test
- temp (if not-p not-target target)
- fall-through nil immed)
- (emit-label ,fall-through))))
- (gen-other-immediate-test temp target not-target not-p immed))))
- (when fixnump
- `((inst andi. ,temp ,reg 3)
- ,(if (or lowtags hdrs)
- `(inst beq ,(if not-p not-target target))
- `(inst b? ,(if not-p :ne :eq) ,target))))
- (when (or lowtags hdrs)
- `((inst andi. ,temp ,reg lowtag-mask)))
- (when lowtags
- (if hdrs
- (let ((fall-through (gensym)))
- `((let ((,fall-through (gen-label)))
- ,@(gen-range-test temp (if not-p not-target target)
- fall-through nil
- 0 1 (1- lowtag-limit) lowtags)
- (emit-label ,fall-through))))
- (gen-range-test temp target not-target not-p 0 1
- (1- lowtag-limit) lowtags)))
- (when hdrs
- `((inst cmpwi ,temp ,lowtag)
- (inst bne ,(if not-p target not-target))
- (load-type ,temp ,reg (- ,lowtag))
- ,@(gen-other-immediate-test temp target not-target not-p hdrs))))))
-
-(defparameter immediate-types
- (list base-char-widetag unbound-marker-widetag))
-
-(defparameter function-subtypes
- (list funcallable-instance-header-widetag
- simple-fun-header-widetag closure-fun-header-widetag
- closure-header-widetag))
-
-(defmacro test-type (register temp target not-p &rest type-codes)
- (let* ((type-codes (mapcar #'eval type-codes))
- (lowtags (remove lowtag-limit type-codes :test #'<))
- (extended (remove lowtag-limit type-codes :test #'>))
- (immediates (intersection extended immediate-types :test #'eql))
- (headers (set-difference extended immediate-types :test #'eql))
- (function-p nil))
- (unless type-codes
- (error "Must supply at least on type for test-type."))
- (when (and headers (member other-pointer-lowtag lowtags))
- (warn "OTHER-POINTER-LOWTAG supersedes the use of ~S" headers)
- (setf headers nil))
- (when (and immediates
- (or (member other-immediate-0-lowtag lowtags)
- (member other-immediate-1-lowtag lowtags)))
- (warn "OTHER-IMMEDIATE-n-LOWTAG supersedes the use of ~S" immediates)
- (setf immediates nil))
- (when (intersection headers function-subtypes)
- (unless (subsetp headers function-subtypes)
- (error "Can't test for mix of function subtypes and normal ~
- header types."))
- (setq function-p t))
-
- (let ((n-reg (gensym))
- (n-temp (gensym))
- (n-target (gensym))
- (not-target (gensym)))
- `(let ((,n-reg ,register)
- (,n-temp ,temp)
- (,n-target ,target)
- (,not-target (gen-label)))
- (declare (ignorable ,n-temp))
- ,@(if (constantp not-p)
- (test-type-aux n-reg n-temp n-target not-target
- (eval not-p) lowtags immediates headers
- function-p)
- `((cond (,not-p
- ,@(test-type-aux n-reg n-temp n-target not-target t
- lowtags immediates headers
- function-p))
- (t
- ,@(test-type-aux n-reg n-temp n-target not-target nil
- lowtags immediates headers
- function-p)))))
- (emit-label ,not-target)))))
-
-\f
;;;; Error Code
-
-(defvar *adjustable-vectors* nil)
-
-(defmacro with-adjustable-vector ((var) &rest body)
- `(let ((,var (or (pop *adjustable-vectors*)
- (make-array 16
- :element-type '(unsigned-byte 8)
- :fill-pointer 0
- :adjustable t))))
- (declare (type (vector (unsigned-byte 8) 16) ,var))
- (setf (fill-pointer ,var) 0)
- (unwind-protect
- (progn
- ,@body)
- (push ,var *adjustable-vectors*))))
-
(eval-when (:compile-toplevel :load-toplevel :execute)
(defun emit-error-break (vop kind code values)
(let ((vector (gensym)))
(inst cmpw ptr null-tn)
(inst beq done)
- (test-type ptr temp not-list t sb!vm:list-pointer-lowtag)
+ (test-type ptr not-list t (list-pointer-lowtag) :temp temp)
- (loadw ptr ptr sb!vm:cons-cdr-slot sb!vm:list-pointer-lowtag)
+ (loadw ptr ptr cons-cdr-slot list-pointer-lowtag)
(inst addi count count (fixnumize 1))
- (test-type ptr temp loop nil sb!vm:list-pointer-lowtag)
+ (test-type ptr loop nil (list-pointer-lowtag) :temp temp)
(cerror-call vop done object-not-list-error ptr)
-(in-package "SB!VM")
+;;;; type testing and checking VOPs for the PPC VM
-\f
-;;;; Simple type checking and testing:
-;;;
-;;; These types are represented by a single type code, so are easily
-;;; open-coded as a mask and compare.
+;;;; This software is part of the SBCL system. See the README file for
+;;;; more information.
+;;;;
+;;;; This software is derived from the CMU CL system, which was
+;;;; written at Carnegie Mellon University and released into the
+;;;; public domain. The software is in the public domain and is
+;;;; provided with absolutely no warranty. See the COPYING and CREDITS
+;;;; files for more information.
+(in-package "SB!VM")
+\f
+(defun %test-fixnum (value target not-p &key temp)
+ (assemble ()
+ ;; FIXME: again, this 3 should be FIXNUM-MASK
+ (inst andi. temp value 3)
+ (inst b? (if not-p :ne :eq) target)))
+
+(defun %test-fixnum-and-headers (value target not-p headers &key temp)
+ (let ((drop-through (gen-label)))
+ (assemble ()
+ (inst andi. temp value 3)
+ (inst beq (if not-p drop-through target)))
+ (%test-headers value target not-p nil headers
+ :drop-through drop-through :temp temp)))
+
+(defun %test-immediate (value target not-p immediate &key temp)
+ (assemble ()
+ (inst andi. temp value widetag-mask)
+ (inst cmpwi temp immediate)
+ (inst b? (if not-p :ne :eq) target)))
+
+(defun %test-lowtag (value target not-p lowtag &key temp)
+ (assemble ()
+ (inst andi. temp value lowtag-mask)
+ (inst cmpwi temp lowtag)
+ (inst b? (if not-p :ne :eq) target)))
+
+(defun %test-lowtag-and-headers (value target not-p lowtag function-p headers
+ &key temp)
+ (let ((drop-through (gen-label)))
+ (%test-lowtag value (if not-p drop-through target) not-p lowtag
+ :temp temp)
+ (%test-headers value target not-p function-p headers
+ :temp temp :drop-through drop-through)))
+
+(defun %test-headers (value target not-p function-p headers
+ &key temp (drop-through (gen-label)))
+ (let ((lowtag (if function-p fun-pointer-lowtag other-pointer-lowtag)))
+ (multiple-value-bind (when-true when-false)
+ (if not-p
+ (values drop-through target)
+ (values target drop-through))
+ (assemble ()
+ (%test-lowtag value when-false t lowtag :temp temp)
+ (load-type temp value (- lowtag))
+ (do ((remaining headers (cdr remaining)))
+ ((null remaining))
+ (let ((header (car remaining))
+ (last (null (cdr remaining))))
+ (cond
+ ((atom header)
+ (inst cmpwi temp header)
+ (if last
+ (inst b? (if not-p :ne :eq) target)
+ (inst beq when-true)))
+ (t
+ (let ((start (car header))
+ (end (cdr header)))
+ (unless (= start bignum-widetag)
+ (inst cmpwi temp start)
+ (inst blt when-false))
+ (inst cmpwi temp end)
+ (if last
+ (inst b? (if not-p :gt :le) target)
+ (inst ble when-true)))))))
+ (emit-label drop-through)))))
+
+;;; Simple type checking and testing:
(define-vop (check-type)
(:args (value :target result :scs (any-reg descriptor-reg)))
(:results (result :scs (any-reg descriptor-reg)))
(:policy :fast-safe)
(:temporary (:scs (non-descriptor-reg)) temp))
-(eval-when (:compile-toplevel :load-toplevel)
- (defun cost-to-test-types (type-codes)
- (+ (* 2 (length type-codes))
- (if (> (apply #'max type-codes) lowtag-limit) 7 2))))
+(defun cost-to-test-types (type-codes)
+ (+ (* 2 (length type-codes))
+ (if (> (apply #'max type-codes) lowtag-limit) 7 2)))
-(macrolet ((def-type-vops (pred-name check-name ptype error-code
- &rest type-codes)
- (let ((cost (cost-to-test-types (mapcar #'eval type-codes))))
+(defmacro !define-type-vops (pred-name check-name ptype error-code
+ (&rest type-codes)
+ ;; KLUDGE: ideally, the compiler could
+ ;; derive that it can use the sneaky trap
+ ;; twice mechanism itself. However, one
+ ;; thing at a time...
+ &key mask &allow-other-keys)
+ (let ((cost (cost-to-test-types (mapcar #'eval type-codes))))
`(progn
,@(when pred-name
- `((define-vop (,pred-name type-predicate)
+ `((define-vop (,pred-name type-predicate)
(:translate ,pred-name)
(:generator ,cost
- (test-type value temp target not-p ,@type-codes)))))
+ (test-type value target not-p (,@type-codes) :temp temp)))))
,@(when check-name
`((define-vop (,check-name check-type)
(:generator ,cost
- (let ((err-lab
- (generate-error-code vop ,error-code value)))
- (test-type value temp err-lab t ,@type-codes)
- (move result value))))))
+ ,@(if mask
+ `((inst andi. temp value ,mask)
+ (inst twi 0 value (error-number-or-lose ',error-code))
+ (inst twi :ne temp ,@(if ;; KLUDGE: At
+ ;; present, MASK is
+ ;; 3 or LOWTAG-MASK
+ (eql mask 3)
+ ;; KLUDGE
+ `(0)
+ type-codes))
+ (move result value))
+ `((let ((err-lab
+ (generate-error-code vop ,error-code value)))
+ (test-type value err-lab t (,@type-codes) :temp temp)
+ (move result value))))))))
,@(when ptype
- `((primitive-type-vop ,check-name (:check) ,ptype)))))))
-
- (def-type-vops fixnump nil nil object-not-fixnum-error
- sb!vm:even-fixnum-lowtag sb!vm:odd-fixnum-lowtag)
- (define-vop (check-fixnum check-type)
- (:generator 3
- (inst andi. temp value 3)
- (inst twi 0 value (error-number-or-lose 'object-not-fixnum-error))
- (inst twi :ne temp 0)
- (move result value)))
- (primitive-type-vop check-fixnum (:check) fixnum)
- (def-type-vops functionp nil nil
- object-not-fun-error sb!vm:fun-pointer-lowtag)
-
- (define-vop (check-fun check-type)
- (:generator 3
- (inst andi. temp value 7)
- (inst twi 0 value (error-number-or-lose 'object-not-fun-error))
- (inst twi :ne temp sb!vm:fun-pointer-lowtag)
- (move result value)))
- (primitive-type-vop check-fun (:check) function)
-
- (def-type-vops listp nil nil
- object-not-list-error sb!vm:list-pointer-lowtag)
- (define-vop (check-list check-type)
- (:generator 3
- (inst andi. temp value 7)
- (inst twi 0 value (error-number-or-lose 'object-not-list-error))
- (inst twi :ne temp sb!vm:list-pointer-lowtag)
- (move result value)))
- (primitive-type-vop check-list (:check) list)
-
- (def-type-vops %instancep nil nil
- object-not-instance-error sb!vm:instance-pointer-lowtag)
- (define-vop (check-instance check-type)
- (:generator 3
- (inst andi. temp value 7)
- (inst twi 0 value (error-number-or-lose 'object-not-instance-error))
- (inst twi :ne temp sb!vm:instance-pointer-lowtag)
- (move result value)))
- (primitive-type-vop check-instance (:check) instance)
-
-
- (def-type-vops bignump check-bignum bignum
- object-not-bignum-error sb!vm:bignum-widetag)
-
- (def-type-vops ratiop check-ratio ratio
- object-not-ratio-error sb!vm:ratio-widetag)
-
- (def-type-vops complexp check-complex complex
- object-not-complex-error sb!vm:complex-widetag
- complex-single-float-widetag complex-double-float-widetag)
-
- (def-type-vops complex-rational-p check-complex-rational nil
- object-not-complex-rational-error complex-widetag)
-
- (def-type-vops complex-float-p check-complex-float nil
- object-not-complex-float-error
- complex-single-float-widetag complex-double-float-widetag)
-
- (def-type-vops complex-single-float-p check-complex-single-float
- complex-single-float object-not-complex-single-float-error
- complex-single-float-widetag)
-
- (def-type-vops complex-double-float-p check-complex-double-float
- complex-double-float object-not-complex-double-float-error
- complex-double-float-widetag)
-
-(def-type-vops single-float-p check-single-float single-float
- object-not-single-float-error sb!vm:single-float-widetag)
-
-(def-type-vops double-float-p check-double-float double-float
- object-not-double-float-error sb!vm:double-float-widetag)
-
-(def-type-vops simple-string-p check-simple-string simple-string
- object-not-simple-string-error sb!vm:simple-string-widetag)
-
-(def-type-vops simple-bit-vector-p check-simple-bit-vector simple-bit-vector
- object-not-simple-bit-vector-error simple-bit-vector-widetag)
-
-(def-type-vops simple-vector-p check-simple-vector simple-vector
- object-not-simple-vector-error sb!vm:simple-vector-widetag)
-
-(def-type-vops simple-array-unsigned-byte-2-p
- check-simple-array-unsigned-byte-2
- simple-array-unsigned-byte-2
- object-not-simple-array-unsigned-byte-2-error
- sb!vm:simple-array-unsigned-byte-2-widetag)
-
-(def-type-vops simple-array-unsigned-byte-4-p
- check-simple-array-unsigned-byte-4
- simple-array-unsigned-byte-4
- object-not-simple-array-unsigned-byte-4-error
- sb!vm:simple-array-unsigned-byte-4-widetag)
-
-(def-type-vops simple-array-unsigned-byte-8-p
- check-simple-array-unsigned-byte-8
- simple-array-unsigned-byte-8
- object-not-simple-array-unsigned-byte-8-error
- sb!vm:simple-array-unsigned-byte-8-widetag)
-
-(def-type-vops simple-array-unsigned-byte-16-p
- check-simple-array-unsigned-byte-16
- simple-array-unsigned-byte-16
- object-not-simple-array-unsigned-byte-16-error
- sb!vm:simple-array-unsigned-byte-16-widetag)
-
-(def-type-vops simple-array-unsigned-byte-32-p
- check-simple-array-unsigned-byte-32
- simple-array-unsigned-byte-32
- object-not-simple-array-unsigned-byte-32-error
- sb!vm:simple-array-unsigned-byte-32-widetag)
-
-(def-type-vops simple-array-signed-byte-8-p
- check-simple-array-signed-byte-8
- simple-array-signed-byte-8
- object-not-simple-array-signed-byte-8-error
- simple-array-signed-byte-8-widetag)
-
-(def-type-vops simple-array-signed-byte-16-p
- check-simple-array-signed-byte-16
- simple-array-signed-byte-16
- object-not-simple-array-signed-byte-16-error
- simple-array-signed-byte-16-widetag)
-
-(def-type-vops simple-array-signed-byte-30-p
- check-simple-array-signed-byte-30
- simple-array-signed-byte-30
- object-not-simple-array-signed-byte-30-error
- simple-array-signed-byte-30-widetag)
-
-(def-type-vops simple-array-signed-byte-32-p
- check-simple-array-signed-byte-32
- simple-array-signed-byte-32
- object-not-simple-array-signed-byte-32-error
- simple-array-signed-byte-32-widetag)
-
-(def-type-vops simple-array-single-float-p check-simple-array-single-float
- simple-array-single-float object-not-simple-array-single-float-error
- sb!vm:simple-array-single-float-widetag)
-
-(def-type-vops simple-array-double-float-p check-simple-array-double-float
- simple-array-double-float object-not-simple-array-double-float-error
- sb!vm:simple-array-double-float-widetag)
-
-(def-type-vops simple-array-complex-single-float-p
- check-simple-array-complex-single-float
- simple-array-complex-single-float
- object-not-simple-array-complex-single-float-error
- simple-array-complex-single-float-widetag)
-
-(def-type-vops simple-array-complex-double-float-p
- check-simple-array-complex-double-float
- simple-array-complex-double-float
- object-not-simple-array-complex-double-float-error
- simple-array-complex-double-float-widetag)
-
-(def-type-vops base-char-p check-base-char base-char
- object-not-base-char-error sb!vm:base-char-widetag)
-
-(def-type-vops system-area-pointer-p check-system-area-pointer
- system-area-pointer object-not-sap-error sb!vm:sap-widetag)
-
-(def-type-vops weak-pointer-p check-weak-pointer weak-pointer
- object-not-weak-pointer-error sb!vm:weak-pointer-widetag)
-
-(def-type-vops code-component-p nil nil nil
- sb!vm:code-header-widetag)
-
-(def-type-vops lra-p nil nil nil
- sb!vm:return-pc-header-widetag)
-
-(def-type-vops fdefn-p nil nil nil
- sb!vm:fdefn-widetag)
-
-(def-type-vops funcallable-instance-p nil nil nil
- sb!vm:funcallable-instance-header-widetag)
-
-(def-type-vops array-header-p nil nil nil
- sb!vm:simple-array-widetag sb!vm:complex-string-widetag sb!vm:complex-bit-vector-widetag
- sb!vm:complex-vector-widetag sb!vm:complex-array-widetag)
-
-(def-type-vops nil check-function-or-symbol nil object-not-function-or-symbol-error
- sb!vm:fun-pointer-lowtag sb!vm:symbol-header-widetag)
-
-(def-type-vops stringp check-string nil object-not-string-error
- sb!vm:simple-string-widetag sb!vm:complex-string-widetag)
-
-(def-type-vops complex-vector-p check-complex-vector nil
- object-not-complex-vector-error complex-vector-widetag)
-
-(def-type-vops bit-vector-p check-bit-vector nil object-not-bit-vector-error
- sb!vm:simple-bit-vector-widetag sb!vm:complex-bit-vector-widetag)
-
-(def-type-vops vectorp check-vector nil object-not-vector-error
- simple-string-widetag simple-bit-vector-widetag simple-vector-widetag
- simple-array-unsigned-byte-2-widetag simple-array-unsigned-byte-4-widetag
- simple-array-unsigned-byte-8-widetag simple-array-unsigned-byte-16-widetag
- simple-array-unsigned-byte-32-widetag
- simple-array-signed-byte-8-widetag simple-array-signed-byte-16-widetag
- simple-array-signed-byte-30-widetag simple-array-signed-byte-32-widetag
- simple-array-single-float-widetag simple-array-double-float-widetag
- simple-array-complex-single-float-widetag
- simple-array-complex-double-float-widetag
- complex-string-widetag complex-bit-vector-widetag complex-vector-widetag)
-
-(def-type-vops simple-array-p check-simple-array nil object-not-simple-array-error
- simple-array-widetag simple-string-widetag simple-bit-vector-widetag
- simple-vector-widetag simple-array-unsigned-byte-2-widetag
- simple-array-unsigned-byte-4-widetag simple-array-unsigned-byte-8-widetag
- simple-array-unsigned-byte-16-widetag simple-array-unsigned-byte-32-widetag
- simple-array-signed-byte-8-widetag simple-array-signed-byte-16-widetag
- simple-array-signed-byte-30-widetag simple-array-signed-byte-32-widetag
- simple-array-single-float-widetag simple-array-double-float-widetag
- simple-array-complex-single-float-widetag
- simple-array-complex-double-float-widetag)
-
-(def-type-vops arrayp check-array nil object-not-array-error
- simple-array-widetag simple-string-widetag simple-bit-vector-widetag
- simple-vector-widetag simple-array-unsigned-byte-2-widetag
- simple-array-unsigned-byte-4-widetag simple-array-unsigned-byte-8-widetag
- simple-array-unsigned-byte-16-widetag simple-array-unsigned-byte-32-widetag
- simple-array-signed-byte-8-widetag simple-array-signed-byte-16-widetag
- simple-array-signed-byte-30-widetag simple-array-signed-byte-32-widetag
- simple-array-single-float-widetag simple-array-double-float-widetag
- simple-array-complex-single-float-widetag
- simple-array-complex-double-float-widetag
- complex-string-widetag complex-bit-vector-widetag complex-vector-widetag
- complex-array-widetag)
-
-(def-type-vops numberp check-number nil object-not-number-error
- even-fixnum-lowtag odd-fixnum-lowtag bignum-widetag ratio-widetag
- single-float-widetag double-float-widetag complex-widetag
- complex-single-float-widetag complex-double-float-widetag)
-
-(def-type-vops rationalp check-rational nil object-not-rational-error
- sb!vm:even-fixnum-lowtag sb!vm:odd-fixnum-lowtag sb!vm:ratio-widetag sb!vm:bignum-widetag)
-
-(def-type-vops integerp check-integer nil object-not-integer-error
- sb!vm:even-fixnum-lowtag sb!vm:odd-fixnum-lowtag sb!vm:bignum-widetag)
-
-(def-type-vops floatp check-float nil object-not-float-error
- sb!vm:single-float-widetag sb!vm:double-float-widetag)
-
-(def-type-vops realp check-real nil object-not-real-error
- sb!vm:even-fixnum-lowtag sb!vm:odd-fixnum-lowtag sb!vm:ratio-widetag sb!vm:bignum-widetag
- sb!vm:single-float-widetag sb!vm:double-float-widetag))
-
+ `((primitive-type-vop ,check-name (:check) ,ptype))))))
\f
;;;; Other integer ranges.
(values target not-target))
(inst andi. temp value #x3)
(inst beq yep)
- (test-type value temp nope t sb!vm:other-pointer-lowtag)
- (loadw temp value 0 sb!vm:other-pointer-lowtag)
- (inst cmpwi temp (+ (ash 1 sb!vm:n-widetag-bits)
- sb!vm:bignum-widetag))
+ (test-type value nope t (other-pointer-lowtag) :temp temp)
+ (loadw temp value 0 other-pointer-lowtag)
+ (inst cmpwi temp (+ (ash 1 n-widetag-bits)
+ bignum-widetag))
(inst b? (if not-p :ne :eq) target)
(emit-label not-target)))))
(yep (gen-label)))
(inst andi. temp value #x3)
(inst beq yep)
- (test-type value temp nope t sb!vm:other-pointer-lowtag)
- (loadw temp value 0 sb!vm:other-pointer-lowtag)
- (inst cmpwi temp (+ (ash 1 sb!vm:n-widetag-bits) sb!vm:bignum-widetag))
+ (test-type value nope t (other-pointer-lowtag) :temp temp)
+ (loadw temp value 0 other-pointer-lowtag)
+ (inst cmpwi temp (+ (ash 1 n-widetag-bits) bignum-widetag))
(inst bne nope)
(emit-label yep)
(move result value))))
(inst beq fixnum)
;; If not, is it an other pointer?
- (test-type value temp nope t sb!vm:other-pointer-lowtag)
+ (test-type value nope t (other-pointer-lowtag) :temp temp)
;; Get the header.
- (loadw temp value 0 sb!vm:other-pointer-lowtag)
+ (loadw temp value 0 other-pointer-lowtag)
;; Is it one?
- (inst cmpwi temp (+ (ash 1 sb!vm:n-widetag-bits) sb!vm:bignum-widetag))
+ (inst cmpwi temp (+ (ash 1 n-widetag-bits) bignum-widetag))
(inst beq single-word)
;; If it's other than two, we can't be an (unsigned-byte 32)
- (inst cmpwi temp (+ (ash 2 sb!vm:n-widetag-bits) sb!vm:bignum-widetag))
+ (inst cmpwi temp (+ (ash 2 n-widetag-bits) bignum-widetag))
(inst bne nope)
;; Get the second digit.
- (loadw temp value (1+ sb!vm:bignum-digits-offset) sb!vm:other-pointer-lowtag)
+ (loadw temp value (1+ bignum-digits-offset) other-pointer-lowtag)
;; All zeros, its an (unsigned-byte 32).
(inst cmpwi temp 0)
(inst beq yep)
(emit-label single-word)
;; Get the single digit.
- (loadw temp value sb!vm:bignum-digits-offset sb!vm:other-pointer-lowtag)
+ (loadw temp value bignum-digits-offset other-pointer-lowtag)
(inst cmpwi :cr1 temp 0)
;; positive implies (unsigned-byte 32).
(inst beq fixnum)
;; If not, is it an other pointer?
- (test-type value temp nope t sb!vm:other-pointer-lowtag)
+ (test-type value nope t (other-pointer-lowtag) :temp temp)
;; Get the number of digits.
- (loadw temp value 0 sb!vm:other-pointer-lowtag)
+ (loadw temp value 0 other-pointer-lowtag)
;; Is it one?
- (inst cmpwi temp (+ (ash 1 sb!vm:n-widetag-bits) sb!vm:bignum-widetag))
+ (inst cmpwi temp (+ (ash 1 n-widetag-bits) bignum-widetag))
(inst beq single-word)
;; If it's other than two, we can't be an (unsigned-byte 32)
- (inst cmpwi temp (+ (ash 2 sb!vm:n-widetag-bits) sb!vm:bignum-widetag))
+ (inst cmpwi temp (+ (ash 2 n-widetag-bits) bignum-widetag))
(inst bne nope)
;; Get the second digit.
- (loadw temp value (1+ sb!vm:bignum-digits-offset) sb!vm:other-pointer-lowtag)
+ (loadw temp value (1+ bignum-digits-offset) other-pointer-lowtag)
;; All zeros, its an (unsigned-byte 32).
(inst cmpwi temp 0)
(inst beq yep)
(emit-label single-word)
;; Get the single digit.
- (loadw temp value sb!vm:bignum-digits-offset sb!vm:other-pointer-lowtag)
+ (loadw temp value bignum-digits-offset other-pointer-lowtag)
;; positive implies (unsigned-byte 32).
(inst cmpwi :cr1 temp 0)
(is-symbol-label (if not-p drop-thru target)))
(inst cmpw value null-tn)
(inst beq is-symbol-label)
- (test-type value temp target not-p sb!vm:symbol-header-widetag)
+ (test-type value target not-p (symbol-header-widetag) :temp temp)
(emit-label drop-thru))))
(define-vop (check-symbol check-type)
(error (generate-error-code vop object-not-symbol-error value)))
(inst cmpw value null-tn)
(inst beq drop-thru)
- (test-type value temp error t sb!vm:symbol-header-widetag)
+ (test-type value error t (symbol-header-widetag) :temp temp)
(emit-label drop-thru)
(move result value))))
(is-not-cons-label (if not-p target drop-thru)))
(inst cmpw value null-tn)
(inst beq is-not-cons-label)
- (test-type value temp target not-p sb!vm:list-pointer-lowtag)
+ (test-type value target not-p (list-pointer-lowtag) :temp temp)
(emit-label drop-thru))))
(define-vop (check-cons check-type)
(let ((error (generate-error-code vop object-not-cons-error value)))
(inst cmpw value null-tn)
(inst beq error)
- (test-type value temp error t sb!vm:list-pointer-lowtag)
+ (test-type value error t (list-pointer-lowtag) :temp temp)
(move result value))))
(:temporary (:scs (descriptor-reg)) temp)
(:generator 20
(inst mr start csp-tn)
- (inst addi csp-tn csp-tn (* nvals sb!vm:n-word-bytes))
+ (inst addi csp-tn csp-tn (* nvals n-word-bytes))
(do ((val vals (tn-ref-across val))
(i 0 (1+ i)))
((null val))
(emit-label loop)
(inst cmpw list null-tn)
- (loadw temp list sb!vm:cons-car-slot sb!vm:list-pointer-lowtag)
+ (loadw temp list cons-car-slot list-pointer-lowtag)
(inst beq done)
- (loadw list list sb!vm:cons-cdr-slot sb!vm:list-pointer-lowtag)
- (inst addi csp-tn csp-tn sb!vm:n-word-bytes)
+ (loadw list list cons-cdr-slot list-pointer-lowtag)
+ (inst addi csp-tn csp-tn n-word-bytes)
(storew temp csp-tn -1)
- (test-type list ndescr loop nil sb!vm:list-pointer-lowtag)
+ (test-type list loop nil (list-pointer-lowtag) :temp ndescr)
(error-call vop bogus-arg-to-values-list-error list)
(emit-label done)
;;; Load-Stack-TN, Store-Stack-TN -- Interface
;;;
;;; Move a stack TN to a register and vice-versa.
-;;;
(defmacro load-stack-tn (reg stack)
`(let ((reg ,reg)
(stack ,stack))
((control-stack)
(storew reg cfp-tn offset))))))
-
-;;; MAYBE-LOAD-STACK-TN -- Interface
-;;;
(defmacro maybe-load-stack-tn (reg reg-or-stack)
"Move the TN Reg-Or-Stack into Reg if it isn't already there."
(once-only ((n-reg reg)
\f
;;;; Storage allocation:
-
(defmacro with-fixed-allocation ((result-tn temp-tn type-code size)
&body body)
"Do stuff to allocate an other-pointer object of fixed Size with a single
\f
;;;; Error Code
-
-(defvar *adjustable-vectors* nil)
-
-(defmacro with-adjustable-vector ((var) &rest body)
- `(let ((,var (or (pop *adjustable-vectors*)
- (make-array 16
- :element-type '(unsigned-byte 8)
- :fill-pointer 0
- :adjustable t))))
- (declare (type (vector (unsigned-byte 8) 16) ,var))
- (setf (fill-pointer ,var) 0)
- (unwind-protect
- (progn
- ,@body)
- (push ,var *adjustable-vectors*))))
-
(eval-when (:compile-toplevel :load-toplevel :execute)
(defun emit-error-break (vop kind code values)
(let ((vector (gensym)))
;; The C code needs to process this correctly and fixup alloc-tn.
(inst t :ne pseudo-atomic-trap)))))
-;;; FIXME: test typing macros. Should(?) be in type-vops.lisp, except
-;;; that they're also used in subprim.lisp
-
-(defun cost-to-test-types (type-codes)
- (+ (* 2 (length type-codes))
- (if (> (apply #'max type-codes) lowtag-limit) 7 2)))
-
-(defparameter *immediate-types*
- (list base-char-widetag unbound-marker-widetag))
-
-(defparameter *fun-header-widetags*
- (list funcallable-instance-header-widetag
- simple-fun-header-widetag
- closure-fun-header-widetag
- closure-header-widetag))
-
-(defun gen-range-test (reg target not-target not-p min seperation max values)
- (let ((tests nil)
- (start nil)
- (end nil)
- (insts nil))
- (multiple-value-bind (equal less-or-equal greater-or-equal label)
- (if not-p
- (values :ne :gt :lt not-target)
- (values :eq :le :ge target))
- (flet ((emit-test ()
- (if (= start end)
- (push start tests)
- (push (cons start end) tests))))
- (dolist (value values)
- (cond ((< value min)
- (error "~S is less than the specified minimum of ~S"
- value min))
- ((> value max)
- (error "~S is greater than the specified maximum of ~S"
- value max))
- ((not (zerop (rem (- value min) seperation)))
- (error "~S isn't an even multiple of ~S from ~S"
- value seperation min))
- ((null start)
- (setf start value))
- ((> value (+ end seperation))
- (emit-test)
- (setf start value)))
- (setf end value))
- (emit-test))
- (macrolet ((inst (name &rest args)
- `(push (list 'inst ',name ,@args) insts)))
- (do ((remaining (nreverse tests) (cdr remaining)))
- ((null remaining))
- (let ((test (car remaining))
- (last (null (cdr remaining))))
- (if (atom test)
- (progn
- (inst cmp reg test)
- (if last
- (inst b equal target)
- (inst b :eq label)))
- (let ((start (car test))
- (end (cdr test)))
- (cond ((and (= start min) (= end max))
- (warn "The values ~S cover the entire range from ~
- ~S to ~S [step ~S]."
- values min max seperation)
- (push `(unless ,not-p (inst b ,target)) insts))
- ((= start min)
- (inst cmp reg end)
- (if last
- (inst b less-or-equal target)
- (inst b :le label)))
- ((= end max)
- (inst cmp reg start)
- (if last
- (inst b greater-or-equal target)
- (inst b :ge label)))
- (t
- (inst cmp reg start)
- (inst b :lt (if not-p target not-target))
- (inst cmp reg end)
- (if last
- (inst b less-or-equal target)
- (inst b :le label))))))))))
- (nreverse insts)))
-
-(defun gen-other-immediate-test (reg target not-target not-p values)
- (gen-range-test reg target not-target not-p
- (+ other-immediate-0-lowtag lowtag-limit)
- (- other-immediate-1-lowtag other-immediate-0-lowtag)
- (ash 1 n-widetag-bits)
- values))
-
-(defun test-type-aux (reg temp target not-target not-p lowtags immed hdrs
- function-p)
- (let* ((fixnump (and (member even-fixnum-lowtag lowtags :test #'eql)
- (member odd-fixnum-lowtag lowtags :test #'eql)))
- (lowtags (sort (if fixnump
- (delete even-fixnum-lowtag
- (remove odd-fixnum-lowtag lowtags
- :test #'eql)
- :test #'eql)
- (copy-list lowtags))
- #'<))
- (lowtag (if function-p
- fun-pointer-lowtag
- other-pointer-lowtag))
- (hdrs (sort (copy-list hdrs) #'<))
- (immed (sort (copy-list immed) #'<)))
- (append
- (when immed
- `((inst and ,temp ,reg widetag-mask)
- ,@(if (or fixnump lowtags hdrs)
- (let ((fall-through (gensym)))
- `((let (,fall-through (gen-label))
- ,@(gen-other-immediate-test
- temp (if not-p not-target target)
- fall-through nil immed)
- (emit-label ,fall-through))))
- (gen-other-immediate-test temp target not-target not-p immed))))
- (when fixnump
- `((inst andcc zero-tn ,reg fixnum-tag-mask)
- ,(if (or lowtags hdrs)
- `(if (member :sparc-v9 *backend-subfeatures*)
- (inst b :eq ,(if not-p not-target target) ,(if not-p :pn :pt))
- (inst b :eq ,(if not-p not-target target)))
- `(if (member :sparc-v9 *backend-subfeatures*)
- (inst b ,(if not-p :ne :eq) ,target ,(if not-p :pn :pt))
- (inst b ,(if not-p :ne :eq) ,target)))))
- (when (or lowtags hdrs)
- `((inst and ,temp ,reg lowtag-mask)))
- (when lowtags
- (if hdrs
- (let ((fall-through (gensym)))
- `((let ((,fall-through (gen-label)))
- ,@(gen-range-test temp (if not-p not-target target)
- fall-through nil
- 0 1 (1- lowtag-limit) lowtags)
- (emit-label ,fall-through))))
- (gen-range-test temp target not-target not-p 0 1
- (1- lowtag-limit) lowtags)))
- (when hdrs
- `((inst cmp ,temp ,lowtag)
- (if (member :sparc-v9 *backend-subfeatures*)
- (inst b :ne ,(if not-p target not-target) ,(if not-p :pn :pt))
- (inst b :ne ,(if not-p target not-target)))
- (inst nop)
- (load-type ,temp ,reg (- ,lowtag))
- ,@(gen-other-immediate-test temp target not-target not-p hdrs))))))
-
-(defmacro test-type (register temp target not-p &rest type-codes)
- (let* ((type-codes (mapcar #'eval type-codes))
- (lowtags (remove lowtag-limit type-codes :test #'<))
- (extended (remove lowtag-limit type-codes :test #'>))
- (immediates (intersection extended *immediate-types* :test #'eql))
- (headers (set-difference extended *immediate-types* :test #'eql))
- (function-p nil))
- (unless type-codes
- (error "Must supply at least on type for test-type."))
- (when (and headers (member other-pointer-lowtag lowtags))
- (warn "OTHER-POINTER-TYPE supersedes the use of ~S" headers)
- (setf headers nil))
- (when (and immediates
- (or (member other-immediate-0-lowtag lowtags)
- (member other-immediate-1-lowtag lowtags)))
- (warn "OTHER-IMMEDIATE-n-TYPE supersedes the use of ~S" immediates)
- (setf immediates nil))
- (when (intersection headers *fun-header-widetags*)
- (unless (subsetp headers *fun-header-widetags*)
- (error "Can't test for mix of function subtypes and normal ~
- header types."))
- (setq function-p t))
-
- (let ((n-reg (gensym))
- (n-temp (gensym))
- (n-target (gensym))
- (not-target (gensym)))
- `(let ((,n-reg ,register)
- (,n-temp ,temp)
- (,n-target ,target)
- (,not-target (gen-label)))
- (declare (ignorable ,n-temp))
- ,@(if (constantp not-p)
- (test-type-aux n-reg n-temp n-target not-target
- (eval not-p) lowtags immediates headers
- function-p)
- `((cond (,not-p
- ,@(test-type-aux n-reg n-temp n-target not-target t
- lowtags immediates headers
- function-p))
- (t
- ,@(test-type-aux n-reg n-temp n-target not-target nil
- lowtags immediates headers
- function-p)))))
- (inst nop)
- (emit-label ,not-target)))))
(inst b :eq done)
(inst nop)
- (test-type ptr temp not-list t list-pointer-lowtag)
+ ;; FIXME: Maybe rewrite this to remove this TEST-TYPE (and the
+ ;; one below) to put it in line with all other architectures
+ ;; (apart from PPC)?
+ (test-type ptr not-list t (list-pointer-lowtag) :temp temp)
(loadw ptr ptr cons-cdr-slot list-pointer-lowtag)
(inst add count count (fixnumize 1))
- (test-type ptr temp loop nil list-pointer-lowtag)
+ (test-type ptr loop nil (list-pointer-lowtag) :temp temp)
(cerror-call vop done object-not-list-error ptr)
(in-package "SB!VM")
\f
+
+(defun %test-fixnum (value target not-p &key temp)
+ (declare (ignore temp))
+ (assemble ()
+ (inst andcc zero-tn value fixnum-tag-mask)
+ (if (member :sparc-v9 *backend-subfeatures*)
+ (inst b (if not-p :ne :eq) target (if not-p :pn :pt))
+ (inst b (if not-p :ne :eq) target))
+ (inst nop)))
+
+(defun %test-fixnum-and-headers (value target not-p headers
+ &key temp)
+ (let ((drop-through (gen-label)))
+ (assemble ()
+ (inst andcc zero-tn value fixnum-tag-mask)
+ (inst b :eq (if not-p drop-through target)))
+ (%test-headers value target not-p nil headers
+ :drop-through drop-through
+ :temp temp)))
+
+(defun %test-immediate (value target not-p immediate &key temp)
+ (assemble ()
+ (inst and temp value widetag-mask)
+ (inst cmp temp immediate)
+ ;; FIXME: include SPARC-V9 magic
+ (inst b (if not-p :ne :eq) target)
+ (inst nop)))
+
+(defun %test-lowtag (value target not-p lowtag
+ &key temp skip-nop)
+ (assemble ()
+ (inst and temp value lowtag-mask)
+ (inst cmp temp lowtag)
+ ;; FIXME: include SPARC-V9 magic
+ (inst b (if not-p :ne :eq) target)
+ (unless skip-nop
+ (inst nop))))
+
+(defun %test-lowtag-and-headers (value target not-p lowtag function-p headers
+ &key temp)
+ (let ((drop-through (gen-label)))
+ (%test-lowtag value (if not-p drop-through target) not-p lowtag
+ :temp temp :skip-nop t)
+ (%test-headers value target not-p function-p headers
+ :temp temp :drop-through drop-through)))
+
+(defun %test-headers (value target not-p function-p headers
+ &key temp (drop-through (gen-label)))
+ (let ((lowtag (if function-p fun-pointer-lowtag other-pointer-lowtag)))
+ (multiple-value-bind (when-true when-false)
+ (if not-p
+ (values drop-through target)
+ (values target drop-through))
+ (assemble ()
+ (%test-lowtag value when-false t lowtag :temp temp)
+ (load-type temp value (- lowtag))
+ (do ((remaining headers (cdr remaining)))
+ ((null remaining))
+ (let ((header (car remaining))
+ (last (null (cdr remaining))))
+ (cond
+ ((atom header)
+ (inst cmp temp header)
+ (if last
+ ;; FIXME: Some SPARC-V9 magic might not go amiss
+ ;; here, too, if I can figure out what it should
+ ;; be.
+ (inst b (if not-p :ne :eq) target)
+ (inst b :eq when-true)))
+ (t
+ (let ((start (car header))
+ (end (cdr header)))
+ ;; FIXME: BIGNUM-WIDETAG here actually means (MIN
+ ;; <widetags>).
+ (unless (= start bignum-widetag)
+ (inst cmp temp start)
+ (inst b :lt when-false))
+ ;; FIXME: conceivably, it might be worth having a
+ ;; (MAX <widetags>) here too.
+ (inst cmp temp end)
+ (if last
+ (inst b (if not-p :gt :le) target)
+ (inst b :le when-true)))))))
+ (inst nop)
+ (emit-label drop-through)))))
+
;;;; Simple type checking and testing:
;;;
;;; These types are represented by a single type code, so are easily
(:policy :fast-safe)
(:temporary (:scs (non-descriptor-reg)) temp))
-;;; moved to macros. FIXME.
-;;;(defun cost-to-test-types (type-codes)
-;;; (+ (* 2 (length type-codes))
-;;; (if (> (apply #'max type-codes) lowtag-limit) 7 2)))
-;;;
-;;;(defparameter immediate-types
-;;; (list base-char-type unbound-marker-type))
-;;;
-;;;(defparameter function-header-types
-;;; (list funcallable-instance-header-type
-;;; byte-code-function-type byte-code-closure-type
-;;; function-header-type closure-function-header-type
-;;; closure-header-type))
-;;;
-;; FIXME: there's a canonicalize-headers in alpha/ and x86/
+(defun cost-to-test-types (type-codes)
+ (+ (* 2 (length type-codes))
+ (if (> (apply #'max type-codes) lowtag-limit) 7 2)))
-(defmacro def-type-vops (pred-name check-name ptype error-code
- &rest type-codes)
- ;;; FIXME: #+sb-xc-host?
+(defmacro !define-type-vops (pred-name check-name ptype error-code
+ (&rest type-codes)
+ &key &allow-other-keys)
(let ((cost (cost-to-test-types (mapcar #'eval type-codes))))
`(progn
,@(when pred-name
`((define-vop (,pred-name type-predicate)
(:translate ,pred-name)
(:generator ,cost
- (test-type value temp target not-p ,@type-codes)))))
- ,@(when check-name
+ (test-type value target not-p (,@type-codes)
+ :temp temp)))))
+ ,@(when check-name
`((define-vop (,check-name check-type)
(:generator ,cost
(let ((err-lab
(generate-error-code vop ,error-code value)))
- (test-type value temp err-lab t ,@type-codes)
+ (test-type value err-lab t (,@type-codes)
+ :temp temp)
(move result value))))))
,@(when ptype
`((primitive-type-vop ,check-name (:check) ,ptype))))))
-;;; This is a direct translation of the code in CMUCL
-;;; compiler/sparc/macros.lisp. Don't blame me if it doesn't work.
-
-;;; moved test-type back to macros.lisp, as other bits of code use it
-;;; too. FIXME.
-
-
-
-
-
-;; Don't use this because it uses the deprecated taddcctv instruction.
-#+ignore
-(progn
- (def-type-vops fixnump nil nil nil even-fixnum-lowtag odd-fixnum-lowtag)
- (define-vop (check-fixnum check-type)
- (:ignore temp)
- (:generator 1
- (inst taddcctv result value zero-tn)))
- (primitive-type-vop check-fixnum (:check) fixnum))
-
-;; This avoids the taddcctv instruction
-(def-type-vops fixnump check-fixnum fixnum object-not-fixnum-error
- even-fixnum-lowtag odd-fixnum-lowtag)
-(def-type-vops functionp check-fun function
- object-not-fun-error fun-pointer-lowtag)
-
- ;; The following encode the error type and register in the trap
- ;; instruction, however this breaks on the later sparc Ultra.
- #+ignore
- (progn
- (def-type-vops listp nil nil nil list-pointer-lowtag)
- (define-vop (check-list check-type)
- (:generator 3
- (inst and temp value lowtag-mask)
- (inst cmp temp list-pointer-lowtag)
- (inst t :ne (logior (ash (tn-offset value) 8) object-not-list-trap))
- (move result value)))
- (primitive-type-vop check-list (:check) list)
-
- (def-type-vops %instancep nil nil nil instance-pointer-lowtag)
- (define-vop (check-instance check-type)
- (:generator 3
- (inst and temp value lowtag-mask)
- (inst cmp temp instance-pointer-lowtag)
- (inst t :ne (logior (ash (tn-offset value) 8) object-not-instance-trap))
- (move result value)))
- (primitive-type-vop check-instance (:check) instance))
-
- ;; These avoid the trap instruction.
- (def-type-vops listp check-list list object-not-list-error
- list-pointer-lowtag)
- (def-type-vops %instancep check-instance instance object-not-instance-error
- instance-pointer-lowtag)
-
- (def-type-vops bignump check-bignum bignum
- object-not-bignum-error bignum-widetag)
-
- (def-type-vops ratiop check-ratio ratio
- object-not-ratio-error ratio-widetag)
-
- (def-type-vops complexp check-complex complex object-not-complex-error
- complex-widetag complex-single-float-widetag
- complex-double-float-widetag #!+long-float complex-long-float-widetag)
-
- (def-type-vops complex-rational-p check-complex-rational nil
- object-not-complex-rational-error complex-widetag)
-
- (def-type-vops complex-float-p check-complex-float nil
- object-not-complex-float-error
- complex-single-float-widetag complex-double-float-widetag
- #!+long-float complex-long-float-widetag)
-
- (def-type-vops complex-single-float-p check-complex-single-float
- complex-single-float object-not-complex-single-float-error
- complex-single-float-widetag)
-
- (def-type-vops complex-double-float-p check-complex-double-float
- complex-double-float object-not-complex-double-float-error
- complex-double-float-widetag)
-
- #!+long-float
- (def-type-vops complex-long-float-p check-complex-long-float
- complex-long-float object-not-complex-long-float-error
- complex-long-float-widetag)
-
- (def-type-vops single-float-p check-single-float single-float
- object-not-single-float-error single-float-widetag)
-
- (def-type-vops double-float-p check-double-float double-float
- object-not-double-float-error double-float-widetag)
-
- #!+long-float
- (def-type-vops long-float-p check-long-float long-float
- object-not-long-float-error long-float-widetag)
-
- (def-type-vops simple-string-p check-simple-string simple-string
- object-not-simple-string-error simple-string-widetag)
-
- (def-type-vops simple-bit-vector-p check-simple-bit-vector simple-bit-vector
- object-not-simple-bit-vector-error simple-bit-vector-widetag)
-
- (def-type-vops simple-vector-p check-simple-vector simple-vector
- object-not-simple-vector-error simple-vector-widetag)
-
- (def-type-vops simple-array-unsigned-byte-2-p
- check-simple-array-unsigned-byte-2
- simple-array-unsigned-byte-2
- object-not-simple-array-unsigned-byte-2-error
- simple-array-unsigned-byte-2-widetag)
-
- (def-type-vops simple-array-unsigned-byte-4-p
- check-simple-array-unsigned-byte-4
- simple-array-unsigned-byte-4
- object-not-simple-array-unsigned-byte-4-error
- simple-array-unsigned-byte-4-widetag)
-
- (def-type-vops simple-array-unsigned-byte-8-p
- check-simple-array-unsigned-byte-8
- simple-array-unsigned-byte-8
- object-not-simple-array-unsigned-byte-8-error
- simple-array-unsigned-byte-8-widetag)
-
- (def-type-vops simple-array-unsigned-byte-16-p
- check-simple-array-unsigned-byte-16
- simple-array-unsigned-byte-16
- object-not-simple-array-unsigned-byte-16-error
- simple-array-unsigned-byte-16-widetag)
-
- (def-type-vops simple-array-unsigned-byte-32-p
- check-simple-array-unsigned-byte-32
- simple-array-unsigned-byte-32
- object-not-simple-array-unsigned-byte-32-error
- simple-array-unsigned-byte-32-widetag)
-
- (def-type-vops simple-array-signed-byte-8-p
- check-simple-array-signed-byte-8
- simple-array-signed-byte-8
- object-not-simple-array-signed-byte-8-error
- simple-array-signed-byte-8-widetag)
-
- (def-type-vops simple-array-signed-byte-16-p
- check-simple-array-signed-byte-16
- simple-array-signed-byte-16
- object-not-simple-array-signed-byte-16-error
- simple-array-signed-byte-16-widetag)
-
- (def-type-vops simple-array-signed-byte-30-p
- check-simple-array-signed-byte-30
- simple-array-signed-byte-30
- object-not-simple-array-signed-byte-30-error
- simple-array-signed-byte-30-widetag)
-
- (def-type-vops simple-array-signed-byte-32-p
- check-simple-array-signed-byte-32
- simple-array-signed-byte-32
- object-not-simple-array-signed-byte-32-error
- simple-array-signed-byte-32-widetag)
-
- (def-type-vops simple-array-single-float-p check-simple-array-single-float
- simple-array-single-float object-not-simple-array-single-float-error
- simple-array-single-float-widetag)
-
- (def-type-vops simple-array-double-float-p check-simple-array-double-float
- simple-array-double-float object-not-simple-array-double-float-error
- simple-array-double-float-widetag)
-
- #!+long-float
- (def-type-vops simple-array-long-float-p check-simple-array-long-float
- simple-array-long-float object-not-simple-array-long-float-error
- simple-array-long-float-widetag)
-
- (def-type-vops simple-array-complex-single-float-p
- check-simple-array-complex-single-float
- simple-array-complex-single-float
- object-not-simple-array-complex-single-float-error
- simple-array-complex-single-float-widetag)
-
- (def-type-vops simple-array-complex-double-float-p
- check-simple-array-complex-double-float
- simple-array-complex-double-float
- object-not-simple-array-complex-double-float-error
- simple-array-complex-double-float-widetag)
-
- #!+long-float
- (def-type-vops simple-array-complex-long-float-p
- check-simple-array-complex-long-float
- simple-array-complex-long-float
- object-not-simple-array-complex-long-float-error
- simple-array-complex-long-float-widetag)
-
- (def-type-vops base-char-p check-base-char base-char
- object-not-base-char-error base-char-widetag)
-
- (def-type-vops system-area-pointer-p check-system-area-pointer
- system-area-pointer object-not-sap-error sap-widetag)
-
- (def-type-vops weak-pointer-p check-weak-pointer weak-pointer
- object-not-weak-pointer-error weak-pointer-widetag)
- ;; FIXME
-#|
- (def-type-vops scavenger-hook-p nil nil nil
- 0)
-|#
- (def-type-vops code-component-p nil nil nil
- code-header-widetag)
-
- (def-type-vops lra-p nil nil nil
- return-pc-header-widetag)
-
- (def-type-vops fdefn-p nil nil nil
- fdefn-widetag)
-
- (def-type-vops funcallable-instance-p nil nil nil
- funcallable-instance-header-widetag)
-
- (def-type-vops array-header-p nil nil nil
- simple-array-widetag complex-string-widetag complex-bit-vector-widetag
- complex-vector-widetag complex-array-widetag)
-
- ;; This appears to have disappeared. FIXME -- CSR
- (def-type-vops nil check-fun-or-symbol nil object-not-fun-or-symbol-error
- fun-pointer-lowtag symbol-header-widetag)
-
- (def-type-vops stringp check-string nil object-not-string-error
- simple-string-widetag complex-string-widetag)
-
- (def-type-vops bit-vector-p check-bit-vector nil object-not-bit-vector-error
- simple-bit-vector-widetag complex-bit-vector-widetag)
-
- (def-type-vops vectorp check-vector nil object-not-vector-error
- simple-string-widetag simple-bit-vector-widetag simple-vector-widetag
- simple-array-unsigned-byte-2-widetag simple-array-unsigned-byte-4-widetag
- simple-array-unsigned-byte-8-widetag simple-array-unsigned-byte-16-widetag
- simple-array-unsigned-byte-32-widetag
- simple-array-signed-byte-8-widetag simple-array-signed-byte-16-widetag
- simple-array-signed-byte-30-widetag simple-array-signed-byte-32-widetag
- simple-array-single-float-widetag simple-array-double-float-widetag
- #!+long-float simple-array-long-float-widetag
- simple-array-complex-single-float-widetag
- simple-array-complex-double-float-widetag
- #!+long-float simple-array-complex-long-float-widetag
- complex-string-widetag complex-bit-vector-widetag complex-vector-widetag)
-
-(def-type-vops complex-vector-p check-complex-vector nil object-not-complex-vector-error
- complex-vector-widetag)
-
- (def-type-vops simple-array-p check-simple-array nil object-not-simple-array-error
- simple-array-widetag simple-string-widetag simple-bit-vector-widetag
- simple-vector-widetag simple-array-unsigned-byte-2-widetag
- simple-array-unsigned-byte-4-widetag simple-array-unsigned-byte-8-widetag
- simple-array-unsigned-byte-16-widetag simple-array-unsigned-byte-32-widetag
- simple-array-signed-byte-8-widetag simple-array-signed-byte-16-widetag
- simple-array-signed-byte-30-widetag simple-array-signed-byte-32-widetag
- simple-array-single-float-widetag simple-array-double-float-widetag
- #!+long-float simple-array-long-float-widetag
- simple-array-complex-single-float-widetag
- simple-array-complex-double-float-widetag
- #!+long-float simple-array-complex-long-float-widetag)
-
- (def-type-vops arrayp check-array nil object-not-array-error
- simple-array-widetag simple-string-widetag simple-bit-vector-widetag
- simple-vector-widetag simple-array-unsigned-byte-2-widetag
- simple-array-unsigned-byte-4-widetag simple-array-unsigned-byte-8-widetag
- simple-array-unsigned-byte-16-widetag simple-array-unsigned-byte-32-widetag
- simple-array-signed-byte-8-widetag simple-array-signed-byte-16-widetag
- simple-array-signed-byte-30-widetag simple-array-signed-byte-32-widetag
- simple-array-single-float-widetag simple-array-double-float-widetag
- #!+long-float simple-array-long-float-widetag
- simple-array-complex-single-float-widetag
- simple-array-complex-double-float-widetag
- #!+long-float simple-array-complex-long-float-widetag
- complex-string-widetag complex-bit-vector-widetag complex-vector-widetag
- complex-array-widetag)
-
- (def-type-vops numberp check-number nil object-not-number-error
- even-fixnum-lowtag odd-fixnum-lowtag bignum-widetag ratio-widetag
- single-float-widetag double-float-widetag #!+long-float long-float-widetag
- complex-widetag complex-single-float-widetag complex-double-float-widetag
- #!+long-float complex-long-float-widetag)
-
- (def-type-vops rationalp check-rational nil object-not-rational-error
- even-fixnum-lowtag odd-fixnum-lowtag ratio-widetag bignum-widetag)
-
- (def-type-vops integerp check-integer nil object-not-integer-error
- even-fixnum-lowtag odd-fixnum-lowtag bignum-widetag)
-
- (def-type-vops floatp check-float nil object-not-float-error
- single-float-widetag double-float-widetag #!+long-float long-float-widetag)
-
- (def-type-vops realp check-real nil object-not-real-error
- even-fixnum-lowtag odd-fixnum-lowtag ratio-widetag bignum-widetag
- single-float-widetag double-float-widetag #!+long-float long-float-widetag)
-
- \f
+\f
;;;; Other integer ranges.
;; A (signed-byte 32) can be represented with either fixnum or a
;; bignum with exactly one digit.
- (define-vop (signed-byte-32-p type-predicate)
+(define-vop (signed-byte-32-p type-predicate)
(:translate signed-byte-32-p)
(:generator 45
(let ((not-target (gen-label)))
(values target not-target))
(inst andcc zero-tn value #x3)
(inst b :eq yep)
- (test-type value temp nope t other-pointer-lowtag)
+ (test-type value nope t (other-pointer-lowtag) :temp temp)
(loadw temp value 0 other-pointer-lowtag)
(inst cmp temp (+ (ash 1 n-widetag-bits)
bignum-widetag))
(inst nop)
(emit-label not-target)))))
- (define-vop (check-signed-byte-32 check-type)
+(define-vop (check-signed-byte-32 check-type)
(:generator 45
(let ((nope (generate-error-code vop object-not-signed-byte-32-error value))
(yep (gen-label)))
(inst andcc temp value #x3)
(inst b :eq yep)
- (test-type value temp nope t other-pointer-lowtag)
+ (test-type value nope t (other-pointer-lowtag) :temp temp)
(loadw temp value 0 other-pointer-lowtag)
(inst cmp temp (+ (ash 1 n-widetag-bits) bignum-widetag))
(inst b :ne nope)
;; a bignum with exactly two digits and the second digit all
;; zeros.
- (define-vop (unsigned-byte-32-p type-predicate)
+(define-vop (unsigned-byte-32-p type-predicate)
(:translate unsigned-byte-32-p)
(:generator 45
(let ((not-target (gen-label))
(inst cmp value)
;; If not, is it an other pointer?
- (test-type value temp nope t other-pointer-lowtag)
+ (test-type value nope t (other-pointer-lowtag) :temp temp)
;; Get the header.
(loadw temp value 0 other-pointer-lowtag)
;; Is it one?
(emit-label not-target)))))
- (define-vop (check-unsigned-byte-32 check-type)
+(define-vop (check-unsigned-byte-32 check-type)
(:generator 45
(let ((nope
(generate-error-code vop object-not-unsigned-byte-32-error value))
(inst cmp value)
;; If not, is it an other pointer?
- (test-type value temp nope t other-pointer-lowtag)
+ (test-type value nope t (other-pointer-lowtag) :temp temp)
;; Get the number of digits.
(loadw temp value 0 other-pointer-lowtag)
;; Is it one?
;; symbolp (or symbol (eq nil))
;; consp (and list (not (eq nil)))
- (define-vop (symbolp type-predicate)
+(define-vop (symbolp type-predicate)
(:translate symbolp)
(:generator 12
(let* ((drop-thru (gen-label))
(is-symbol-label (if not-p drop-thru target)))
(inst cmp value null-tn)
(inst b :eq is-symbol-label)
- (test-type value temp target not-p symbol-header-widetag)
+ (test-type value target not-p (symbol-header-widetag) :temp temp)
(emit-label drop-thru))))
- (define-vop (check-symbol check-type)
+(define-vop (check-symbol check-type)
(:generator 12
(let ((drop-thru (gen-label))
(error (generate-error-code vop object-not-symbol-error value)))
(inst cmp value null-tn)
(inst b :eq drop-thru)
- (test-type value temp error t symbol-header-widetag)
+ (test-type value error t (symbol-header-widetag) :temp temp)
(emit-label drop-thru)
(move result value))))
- (define-vop (consp type-predicate)
+(define-vop (consp type-predicate)
(:translate consp)
(:generator 8
(let* ((drop-thru (gen-label))
(is-not-cons-label (if not-p target drop-thru)))
(inst cmp value null-tn)
(inst b :eq is-not-cons-label)
- (test-type value temp target not-p list-pointer-lowtag)
+ (test-type value target not-p (list-pointer-lowtag) :temp temp)
(emit-label drop-thru))))
- (define-vop (check-cons check-type)
+(define-vop (check-cons check-type)
(:generator 8
(let ((error (generate-error-code vop object-not-cons-error value)))
(inst cmp value null-tn)
(inst b :eq error)
- (test-type value temp error t list-pointer-lowtag)
+ (test-type value error t (list-pointer-lowtag) :temp temp)
(move result value))))
(loadw list list cons-cdr-slot list-pointer-lowtag)
(inst add csp-tn csp-tn n-word-bytes)
(storew temp csp-tn -1)
- (test-type list ndescr loop nil list-pointer-lowtag)
+ (test-type list loop nil (list-pointer-lowtag) :temp ndescr)
(error-call vop bogus-arg-to-values-list-error list)
(emit-label done)
,@forms))
\f
;;;; error code
-
-(defvar *adjustable-vectors* nil)
-
-(defmacro with-adjustable-vector ((var) &rest body)
- `(let ((,var (or (pop *adjustable-vectors*)
- (make-array 16
- :element-type '(unsigned-byte 8)
- :fill-pointer 0
- :adjustable t))))
- (declare (type (vector (unsigned-byte 8) 16) ,var))
- (setf (fill-pointer ,var) 0)
- (unwind-protect
- (progn
- ,@body)
- (push ,var *adjustable-vectors*))))
-
(eval-when (:compile-toplevel :load-toplevel :execute)
(defun emit-error-break (vop kind code values)
(let ((vector (gensym)))
\f
;;;; test generation utilities
-(eval-when (:compile-toplevel :execute)
-
-(defparameter *immediate-types*
- (list unbound-marker-widetag base-char-widetag))
-
-(defparameter *fun-header-widetags*
- (list funcallable-instance-header-widetag
- simple-fun-header-widetag
- closure-fun-header-widetag
- closure-header-widetag))
-
-(defun canonicalize-headers (headers)
- (collect ((results))
- (let ((start nil)
- (prev nil)
- (delta (- other-immediate-1-lowtag other-immediate-0-lowtag)))
- (flet ((emit-test ()
- (results (if (= start prev)
- start
- (cons start prev)))))
- (dolist (header (sort headers #'<))
- (cond ((null start)
- (setf start header)
- (setf prev header))
- ((= header (+ prev delta))
- (setf prev header))
- (t
- (emit-test)
- (setf start header)
- (setf prev header))))
- (emit-test)))
- (results)))
-
-) ; EVAL-WHEN
-
-(macrolet ((test-type (value target not-p &rest type-codes)
- ;; Determine what interesting combinations we need to test for.
- (let* ((type-codes (mapcar #'eval type-codes))
- (fixnump (and (member even-fixnum-lowtag type-codes)
- (member odd-fixnum-lowtag type-codes)
- t))
- (lowtags (remove lowtag-limit type-codes :test #'<))
- (extended (remove lowtag-limit type-codes :test #'>))
- (immediates (intersection extended *immediate-types* :test #'eql))
- (headers (set-difference extended *immediate-types* :test #'eql))
- (function-p (if (intersection headers *fun-header-widetags*)
- (if (subsetp headers *fun-header-widetags*)
- t
- (error "can't test for mix of function subtypes ~
- and normal header types"))
- nil)))
- (unless type-codes
- (error "At least one type must be supplied for TEST-TYPE."))
- (cond
- (fixnump
- (when (remove-if (lambda (x)
- (or (= x even-fixnum-lowtag)
- (= x odd-fixnum-lowtag)))
- lowtags)
- (error "can't mix fixnum testing with other lowtags"))
- (when function-p
- (error "can't mix fixnum testing with function subtype testing"))
- (when immediates
- (error "can't mix fixnum testing with other immediates"))
- (if headers
- `(%test-fixnum-and-headers ,value ,target ,not-p
- ',(canonicalize-headers headers))
- `(%test-fixnum ,value ,target ,not-p)))
- (immediates
- (when headers
- (error "can't mix testing of immediates with testing of headers"))
- (when lowtags
- (error "can't mix testing of immediates with testing of lowtags"))
- (when (cdr immediates)
- (error "can't test multiple immediates at the same time"))
- `(%test-immediate ,value ,target ,not-p ,(car immediates)))
- (lowtags
- (when (cdr lowtags)
- (error "can't test multiple lowtags at the same time"))
- (if headers
- `(%test-lowtag-and-headers
- ,value ,target ,not-p ,(car lowtags)
- ,function-p ',(canonicalize-headers headers))
- `(%test-lowtag ,value ,target ,not-p ,(car lowtags))))
- (headers
- `(%test-headers ,value ,target ,not-p ,function-p
- ',(canonicalize-headers headers)))
- (t
- (error "nothing to test?"))))))
-
;;; Emit the most compact form of the test immediate instruction,
;;; using an 8 bit test when the immediate is only 8 bits and the
;;; value is one of the four low registers (eax, ebx, ecx, edx) or the
(inst jmp :be when-true))))))) ; was :le
(emit-label drop-through))))
-;; pw -- based on RISC version. Not sure extra hair is needed yet.
-;; difference is that this one uses SUB which overwrites operand
-;; both cmp and sub take 2 cycles so maybe its a wash
-#+nil
-(defun %test-headers (value target not-p function-p headers
- &optional (drop-through (gen-label)) al-loaded)
- (let ((lowtag (if function-p fun-pointer-lowtag other-pointer-lowtag)))
- (multiple-value-bind (equal less-or-equal when-true when-false)
- ;; EQUAL and LESS-OR-EQUAL are the conditions for branching to TARGET.
- ;; WHEN-TRUE and WHEN-FALSE are the labels to branch to when we know
- ;; it's true and when we know it's false respectively.
- (if not-p
- (values :ne :a drop-through target)
- (values :e :na target drop-through))
- (%test-lowtag value when-false t lowtag al-loaded)
- (inst mov al-tn (make-ea :byte :base value :disp (- lowtag)))
- (let ((delta 0))
- (do ((remaining headers (cdr remaining)))
- ((null remaining))
- (let ((header (car remaining))
- (last (null (cdr remaining))))
- (cond
- ((atom header)
- (inst sub al-tn (- header delta))
- (setf delta header)
- (if last
- (inst jmp equal target)
- (inst jmp :e when-true)))
- (t
- (let ((start (car header))
- (end (cdr header)))
- (unless (= start bignum-widetag)
- (inst sub al-tn (- start delta))
- (setf delta start)
- (inst jmp :l when-false))
- (inst sub al-tn (- end delta))
- (setf delta end)
- (if last
- (inst jmp less-or-equal target)
- (inst jmp :le when-true))))))))
- (emit-label drop-through))))
\f
;;;; type checking and testing
(:info target not-p)
(:policy :fast-safe))
-(eval-when (:compile-toplevel :execute)
-
(defun cost-to-test-types (type-codes)
(+ (* 2 (length type-codes))
(if (> (apply #'max type-codes) lowtag-limit) 7 2)))
-); EVAL-WHEN
-
-;;; FIXME: DEF-TYPE-VOPS and DEF-SIMPLE-TYPE-VOPS are only used in
-;;; this file, so they should be in the EVAL-WHEN above, or otherwise
-;;; tweaked so that they don't appear in the target system.
-
-(defmacro def-type-vops (pred-name check-name ptype error-code
- &rest type-codes)
- (let ((cost (cost-to-test-types (mapcar #'eval type-codes))))
- `(progn
- ,@(when pred-name
- `((define-vop (,pred-name type-predicate)
- (:translate ,pred-name)
- (:generator ,cost
- (test-type value target not-p ,@type-codes)))))
- ,@(when check-name
- `((define-vop (,check-name check-type)
- (:generator ,cost
- (let ((err-lab
- (generate-error-code vop ,error-code value)))
- (test-type value err-lab t ,@type-codes)
- (move result value))))))
- ,@(when ptype
- `((primitive-type-vop ,check-name (:check) ,ptype))))))
-
-(defmacro def-simple-type-vops (pred-name check-name ptype error-code
- &rest type-codes)
- (let ((cost (cost-to-test-types (mapcar #'eval type-codes))))
+(defmacro !define-type-vops (pred-name check-name ptype error-code
+ (&rest type-codes)
+ &key (variant nil variant-p) &allow-other-keys)
+ ;; KLUDGE: UGH. Why do we need this eval? Can't we put this in the
+ ;; expansion?
+ (let* ((cost (cost-to-test-types (mapcar #'eval type-codes)))
+ (prefix (if variant-p
+ (concatenate 'string (string variant) "-")
+ "")))
`(progn
,@(when pred-name
- `((define-vop (,pred-name simple-type-predicate)
+ `((define-vop (,pred-name ,(intern (concatenate 'string prefix "TYPE-PREDICATE")))
(:translate ,pred-name)
(:generator ,cost
- (test-type value target not-p ,@type-codes)))))
+ (test-type value target not-p (,@type-codes))))))
,@(when check-name
- `((define-vop (,check-name simple-check-type)
+ `((define-vop (,check-name ,(intern (concatenate 'string prefix "CHECK-TYPE")))
(:generator ,cost
(let ((err-lab
(generate-error-code vop ,error-code value)))
- (test-type value err-lab t ,@type-codes)
+ (test-type value err-lab t (,@type-codes))
(move result value))))))
,@(when ptype
`((primitive-type-vop ,check-name (:check) ,ptype))))))
-
-(def-simple-type-vops fixnump check-fixnum fixnum object-not-fixnum-error
- even-fixnum-lowtag odd-fixnum-lowtag)
-
-(def-type-vops functionp check-fun function
- object-not-fun-error fun-pointer-lowtag)
-
-(def-type-vops listp check-list list object-not-list-error
- list-pointer-lowtag)
-
-(def-type-vops %instancep check-instance instance object-not-instance-error
- instance-pointer-lowtag)
-
-(def-type-vops bignump check-bignum bignum
- object-not-bignum-error bignum-widetag)
-
-(def-type-vops ratiop check-ratio ratio
- object-not-ratio-error ratio-widetag)
-
-(def-type-vops complexp check-complex complex object-not-complex-error
- complex-widetag complex-single-float-widetag complex-double-float-widetag
- #!+long-float complex-long-float-widetag)
-
-(def-type-vops complex-rational-p check-complex-rational nil
- object-not-complex-rational-error complex-widetag)
-
-(def-type-vops complex-float-p check-complex-float nil
- object-not-complex-float-error
- complex-single-float-widetag complex-double-float-widetag
- #!+long-float complex-long-float-widetag)
-
-(def-type-vops complex-single-float-p check-complex-single-float
- complex-single-float object-not-complex-single-float-error
- complex-single-float-widetag)
-
-(def-type-vops complex-double-float-p check-complex-double-float
- complex-double-float object-not-complex-double-float-error
- complex-double-float-widetag)
-
-#!+long-float
-(def-type-vops complex-long-float-p check-complex-long-float
- complex-long-float object-not-complex-long-float-error
- complex-long-float-widetag)
-
-(def-type-vops single-float-p check-single-float single-float
- object-not-single-float-error single-float-widetag)
-
-(def-type-vops double-float-p check-double-float double-float
- object-not-double-float-error double-float-widetag)
-
-#!+long-float
-(def-type-vops long-float-p check-long-float long-float
- object-not-long-float-error long-float-widetag)
-
-(def-type-vops simple-string-p check-simple-string simple-string
- object-not-simple-string-error simple-string-widetag)
-
-(def-type-vops simple-bit-vector-p check-simple-bit-vector simple-bit-vector
- object-not-simple-bit-vector-error simple-bit-vector-widetag)
-
-(def-type-vops simple-vector-p check-simple-vector simple-vector
- object-not-simple-vector-error simple-vector-widetag)
-
-(def-type-vops simple-array-unsigned-byte-2-p
- check-simple-array-unsigned-byte-2
- simple-array-unsigned-byte-2
- object-not-simple-array-unsigned-byte-2-error
- simple-array-unsigned-byte-2-widetag)
-
-(def-type-vops simple-array-unsigned-byte-4-p
- check-simple-array-unsigned-byte-4
- simple-array-unsigned-byte-4
- object-not-simple-array-unsigned-byte-4-error
- simple-array-unsigned-byte-4-widetag)
-
-(def-type-vops simple-array-unsigned-byte-8-p
- check-simple-array-unsigned-byte-8
- simple-array-unsigned-byte-8
- object-not-simple-array-unsigned-byte-8-error
- simple-array-unsigned-byte-8-widetag)
-
-(def-type-vops simple-array-unsigned-byte-16-p
- check-simple-array-unsigned-byte-16
- simple-array-unsigned-byte-16
- object-not-simple-array-unsigned-byte-16-error
- simple-array-unsigned-byte-16-widetag)
-
-(def-type-vops simple-array-unsigned-byte-32-p
- check-simple-array-unsigned-byte-32
- simple-array-unsigned-byte-32
- object-not-simple-array-unsigned-byte-32-error
- simple-array-unsigned-byte-32-widetag)
-
-(def-type-vops simple-array-signed-byte-8-p
- check-simple-array-signed-byte-8
- simple-array-signed-byte-8
- object-not-simple-array-signed-byte-8-error
- simple-array-signed-byte-8-widetag)
-
-(def-type-vops simple-array-signed-byte-16-p
- check-simple-array-signed-byte-16
- simple-array-signed-byte-16
- object-not-simple-array-signed-byte-16-error
- simple-array-signed-byte-16-widetag)
-
-(def-type-vops simple-array-signed-byte-30-p
- check-simple-array-signed-byte-30
- simple-array-signed-byte-30
- object-not-simple-array-signed-byte-30-error
- simple-array-signed-byte-30-widetag)
-
-(def-type-vops simple-array-signed-byte-32-p
- check-simple-array-signed-byte-32
- simple-array-signed-byte-32
- object-not-simple-array-signed-byte-32-error
- simple-array-signed-byte-32-widetag)
-
-(def-type-vops simple-array-single-float-p check-simple-array-single-float
- simple-array-single-float object-not-simple-array-single-float-error
- simple-array-single-float-widetag)
-
-(def-type-vops simple-array-double-float-p check-simple-array-double-float
- simple-array-double-float object-not-simple-array-double-float-error
- simple-array-double-float-widetag)
-
-#!+long-float
-(def-type-vops simple-array-long-float-p check-simple-array-long-float
- simple-array-long-float object-not-simple-array-long-float-error
- simple-array-long-float-widetag)
-
-(def-type-vops simple-array-complex-single-float-p
- check-simple-array-complex-single-float
- simple-array-complex-single-float
- object-not-simple-array-complex-single-float-error
- simple-array-complex-single-float-widetag)
-
-(def-type-vops simple-array-complex-double-float-p
- check-simple-array-complex-double-float
- simple-array-complex-double-float
- object-not-simple-array-complex-double-float-error
- simple-array-complex-double-float-widetag)
-
-#!+long-float
-(def-type-vops simple-array-complex-long-float-p
- check-simple-array-complex-long-float
- simple-array-complex-long-float
- object-not-simple-array-complex-long-float-error
- simple-array-complex-long-float-widetag)
-
-(def-type-vops base-char-p check-base-char base-char
- object-not-base-char-error base-char-widetag)
-
-(def-type-vops system-area-pointer-p check-system-area-pointer
- system-area-pointer object-not-sap-error sap-widetag)
-
-(def-type-vops weak-pointer-p check-weak-pointer weak-pointer
- object-not-weak-pointer-error weak-pointer-widetag)
-
-(def-type-vops code-component-p nil nil nil
- code-header-widetag)
-
-(def-type-vops lra-p nil nil nil
- return-pc-header-widetag)
-
-(def-type-vops fdefn-p nil nil nil
- fdefn-widetag)
-
-(def-type-vops funcallable-instance-p nil nil nil
- funcallable-instance-header-widetag)
-
-(def-type-vops array-header-p nil nil nil
- simple-array-widetag complex-string-widetag complex-bit-vector-widetag
- complex-vector-widetag complex-array-widetag)
-
-(def-type-vops stringp check-string nil object-not-string-error
- simple-string-widetag complex-string-widetag)
-
-(def-type-vops bit-vector-p check-bit-vector nil object-not-bit-vector-error
- simple-bit-vector-widetag complex-bit-vector-widetag)
-
-(def-type-vops vectorp check-vector nil object-not-vector-error
- simple-string-widetag simple-bit-vector-widetag simple-vector-widetag
- simple-array-unsigned-byte-2-widetag simple-array-unsigned-byte-4-widetag
- simple-array-unsigned-byte-8-widetag simple-array-unsigned-byte-16-widetag
- simple-array-unsigned-byte-32-widetag
- simple-array-signed-byte-8-widetag simple-array-signed-byte-16-widetag
- simple-array-signed-byte-30-widetag simple-array-signed-byte-32-widetag
- simple-array-single-float-widetag simple-array-double-float-widetag
- #!+long-float simple-array-long-float-widetag
- simple-array-complex-single-float-widetag
- simple-array-complex-double-float-widetag
- #!+long-float simple-array-complex-long-float-widetag
- complex-string-widetag complex-bit-vector-widetag complex-vector-widetag)
-
-;;; Note that this "type VOP" is sort of an oddball; it doesn't so
-;;; much test for a Lisp-level type as just expose a low-level type
-;;; code at the Lisp level. It is used as a building block to help us
-;;; to express things like the test for (TYPEP FOO '(VECTOR T))
-;;; efficiently in Lisp code, but it doesn't correspond to any type
-;;; expression which would actually occur in reasonable application
-;;; code. (Common Lisp doesn't have any natural way of expressing this
-;;; type.) Thus, there's no point in building up the full machinery of
-;;; associated backend type predicates and so forth as we do for
-;;; ordinary type VOPs.
-(def-type-vops complex-vector-p check-complex-vector nil object-not-complex-vector-error
- complex-vector-widetag)
-
-(def-type-vops simple-array-p check-simple-array nil object-not-simple-array-error
- simple-array-widetag simple-string-widetag simple-bit-vector-widetag
- simple-vector-widetag simple-array-unsigned-byte-2-widetag
- simple-array-unsigned-byte-4-widetag simple-array-unsigned-byte-8-widetag
- simple-array-unsigned-byte-16-widetag simple-array-unsigned-byte-32-widetag
- simple-array-signed-byte-8-widetag simple-array-signed-byte-16-widetag
- simple-array-signed-byte-30-widetag simple-array-signed-byte-32-widetag
- simple-array-single-float-widetag simple-array-double-float-widetag
- #!+long-float simple-array-long-float-widetag
- simple-array-complex-single-float-widetag
- simple-array-complex-double-float-widetag
- #!+long-float simple-array-complex-long-float-widetag)
-
-(def-type-vops arrayp check-array nil object-not-array-error
- simple-array-widetag simple-string-widetag simple-bit-vector-widetag
- simple-vector-widetag simple-array-unsigned-byte-2-widetag
- simple-array-unsigned-byte-4-widetag simple-array-unsigned-byte-8-widetag
- simple-array-unsigned-byte-16-widetag simple-array-unsigned-byte-32-widetag
- simple-array-signed-byte-8-widetag simple-array-signed-byte-16-widetag
- simple-array-signed-byte-30-widetag simple-array-signed-byte-32-widetag
- simple-array-single-float-widetag simple-array-double-float-widetag
- #!+long-float simple-array-long-float-widetag
- simple-array-complex-single-float-widetag
- simple-array-complex-double-float-widetag
- #!+long-float simple-array-complex-long-float-widetag
- complex-string-widetag complex-bit-vector-widetag complex-vector-widetag
- complex-array-widetag)
-
-(def-type-vops numberp check-number nil object-not-number-error
- even-fixnum-lowtag odd-fixnum-lowtag bignum-widetag ratio-widetag
- single-float-widetag double-float-widetag
- #!+long-float long-float-widetag
- complex-widetag complex-single-float-widetag complex-double-float-widetag
- #!+long-float complex-long-float-widetag)
-
-(def-type-vops rationalp check-rational nil object-not-rational-error
- even-fixnum-lowtag odd-fixnum-lowtag ratio-widetag bignum-widetag)
-
-(def-type-vops integerp check-integer nil object-not-integer-error
- even-fixnum-lowtag odd-fixnum-lowtag bignum-widetag)
-
-(def-type-vops floatp check-float nil object-not-float-error
- single-float-widetag double-float-widetag #!+long-float long-float-widetag)
-
-(def-type-vops realp check-real nil object-not-real-error
- even-fixnum-lowtag odd-fixnum-lowtag ratio-widetag bignum-widetag
- single-float-widetag double-float-widetag #!+long-float long-float-widetag)
\f
;;;; other integer ranges
(let ((is-symbol-label (if not-p drop-thru target)))
(inst cmp value nil-value)
(inst jmp :e is-symbol-label)
- (test-type value target not-p symbol-header-widetag))
+ (test-type value target not-p (symbol-header-widetag)))
DROP-THRU))
(define-vop (check-symbol check-type)
(let ((error (generate-error-code vop object-not-symbol-error value)))
(inst cmp value nil-value)
(inst jmp :e drop-thru)
- (test-type value error t symbol-header-widetag))
+ (test-type value error t (symbol-header-widetag)))
DROP-THRU
(move result value)))
(let ((is-not-cons-label (if not-p target drop-thru)))
(inst cmp value nil-value)
(inst jmp :e is-not-cons-label)
- (test-type value target not-p list-pointer-lowtag))
+ (test-type value target not-p (list-pointer-lowtag)))
DROP-THRU))
(define-vop (check-cons check-type)
(let ((error (generate-error-code vop object-not-cons-error value)))
(inst cmp value nil-value)
(inst jmp :e error)
- (test-type value error t list-pointer-lowtag)
+ (test-type value error t (list-pointer-lowtag))
(move result value))))
-\f
-) ; MACROLET
;;; internal versions off the main CVS branch, it gets hairier, e.g.
;;; "0.pre7.14.flaky4.13".)
-"0.7.7.22"
+"0.7.7.23"
projects / sbcl.git / commitdiff