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cpu.x86: fix %load/store-stack-param for 32-bit

db4
Slava Pestov 2010-07-14 17:47:21 -04:00
parent 37bddfba54
commit 867530223c
3 changed files with 26 additions and 8 deletions
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18
basis/cpu/x86/32/32.factor
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@ -96,6 +96,20 @@ M: x86.32 %prologue ( n -- )
M: x86.32 %prepare-jump
pic-tail-reg 0 MOV xt-tail-pic-offset rc-absolute-cell rel-here ;
M: x86.32 %load-stack-param ( dst rep n -- )
next-stack@ swap {
{ int-rep [ [ EAX ] dip MOV ?spill-slot EAX MOV ] }
{ float-rep [ FLDS ?spill-slot FSTPS ] }
{ double-rep [ FLDL ?spill-slot FSTPL ] }
} case ;
M: x86.32 %store-stack-param ( src rep n -- )
reserved-stack-space + stack@ swap {
{ int-rep [ [ [ EAX ] dip ?spill-slot MOV ] [ EAX MOV ] bi* ] }
{ float-rep [ [ ?spill-slot FLDS ] [ FSTPS ] bi* ] }
{ double-rep [ [ ?spill-slot FLDL ] [ FSTPL ] bi* ] }
} case ;
:: load-float-return ( dst x87-insn rep -- )
dst register? [
ESP 4 SUB
@ -192,10 +206,10 @@ M:: spill-slot float-function-param ( n dst src -- )
! We can clobber dst here since its going to contain the
! final result
dst src double-rep %copy
dst n double-rep %store-stack-param ;
dst double-rep n %store-stack-param ;
M:: register float-function-param ( n dst src -- )
src n double-rep %store-stack-param ;
src double-rep n %store-stack-param ;
M:: x86.32 %unary-float-function ( dst src func -- )
0 dst src float-function-param

8
basis/cpu/x86/64/64.factor
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@ -81,6 +81,14 @@ M: x86.64 %mark-deck
dup load-decks-offset
[+] card-mark <byte> MOV ;
M:: x86.64 %load-stack-param ( vreg rep n -- )
rep return-reg n next-stack@ rep %copy
dst rep return-reg rep %copy ;
M:: x86.64 %store-stack-param ( vreg rep n -- )
rep return-reg src rep %copy
n reserved-stack-space + stack@ rep return-reg rep %copy ;
M:: x86.64 %load-reg-param ( vreg rep reg -- )
vreg reg rep %copy ;

8
basis/cpu/x86/x86.factor
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@ -600,13 +600,9 @@ M:: x86 %local-allot ( dst size align offset -- )
: return-reg ( rep -- reg )
reg-class-of return-regs at first ;
:: %load-stack-param ( dst rep n -- )
rep return-reg n next-stack@ rep %copy
dst rep return-reg rep %copy ;
HOOK: %load-stack-param cpu ( vreg rep n -- )
:: %store-stack-param ( src rep n -- )
rep return-reg src rep %copy
n reserved-stack-space + stack@ rep return-reg rep %copy ;
HOOK: %store-stack-param cpu ( vreg rep n -- )
HOOK: %load-reg-param cpu ( vreg rep reg -- )