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* changed used scratchreg from r0 to r10

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This commit is contained in:
olle 2003-08-24 20:50:11 +00:00
parent 66595617c4
commit b9e01adc15
1 changed files with 19 additions and 16 deletions
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35
rtl/powerpc/sysutilp.inc
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@ -24,11 +24,11 @@ function InterLockedDecrement (var Target: integer) : Integer; assembler;
{ side-effect: target := target-1 }
asm
InterLockedDecLoop:
lwarx r0,r0,r3
subi r0,r0,1
stwcx. r0,r0,r3
lwarx r10,r10,r3
subi r10,r10,1
stwcx. r10,r10,r3
bne InterLockedDecLoop
mr r3,r0
mr r3,r10
end;
@ -38,11 +38,11 @@ function InterLockedIncrement (var Target: integer) : Integer; assembler;
{ side-effect: target := target+1 }
asm
InterLockedIncLoop:
lwarx r0,r0,r3
addi r0,r0,1
stwcx. r0,r0,r3
lwarx r10,r10,r3
addi r10,r10,1
stwcx. r10,r10,r3
bne InterLockedIncLoop
mr r3,r0
mr r3,r10
end;
@ -52,10 +52,10 @@ function InterLockedExchange (var Target: integer;Source : integer) : Integer; a
{ side-effect: target := source }
asm
InterLockedXchgLoop:
lwarx r0,r0,r3
stwcx. r4,r0,r3
lwarx r10,r10,r3
stwcx. r4,r10,r3
bne InterLockedXchgLoop
mr r3,r0
mr r3,r10
end;
@ -65,17 +65,20 @@ function InterLockedExchangeAdd (var Target: integer;Source : integer) : Integer
{ side-effect: target := target+source }
asm
InterLockedXchgAddLoop:
lwarx r0,r0,r3
add r0,r0,r4
stwcx. r0,r0,r3
lwarx r10,r10,r3
add r10,r10,r4
stwcx. r10,r10,r3
bne InterLockedXchgAddLoop
sub r3,r0,r4
sub r3,r10,r4
end;
{
$Log$
Revision 1.3 2003-04-24 12:13:23 florian
Revision 1.4 2003-08-24 20:50:11 olle
* changed used scratchreg from r0 to r10
Revision 1.3 2003/04/24 12:13:23 florian
* fixed assembler errors
Revision 1.2 2002/09/07 16:01:26 peter