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1.0.4.85: small PCL cleanups and thread-safety notes
[sbcl.git]
/
src
/
compiler
/
x86
/
show.lisp
diff --git
a/src/compiler/x86/show.lisp
b/src/compiler/x86/show.lisp
index
4d291f1
..
5fb38b9
100644
(file)
--- a/
src/compiler/x86/show.lisp
+++ b/
src/compiler/x86/show.lisp
@@
-22,11
+22,20
@@
:from :eval
:to (:result 0))
eax)
:from :eval
:to (:result 0))
eax)
+ #!+darwin (:temporary (:sc unsigned-reg
+ :offset esi-offset)
+ prev-stack-pointer)
(:results (result :scs (descriptor-reg)))
(:save-p t)
(:generator 100
(:results (result :scs (descriptor-reg)))
(:save-p t)
(:generator 100
- (inst push object)
+ ;; the stack should be 16-byte aligned on Darwin
+ #!-darwin (inst push object)
+ #!+darwin (progn (inst mov prev-stack-pointer esp-tn)
+ (inst sub esp-tn n-word-bytes)
+ (inst and esp-tn -16)
+ (storew object esp-tn))
(inst lea eax (make-fixup "debug_print" :foreign))
(inst call (make-fixup "call_into_c" :foreign))
(inst lea eax (make-fixup "debug_print" :foreign))
(inst call (make-fixup "call_into_c" :foreign))
- (inst add esp-tn n-word-bytes)
+ #!-darwin (inst add esp-tn n-word-bytes)
+ #!+darwin (inst mov esp-tn prev-stack-pointer)
(move result eax)))
(move result eax)))