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Add register preservation when using lawrx instruction.

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Fix ';' ending to '\n' ending for a better compatibility with darwin.
This commit is contained in:
Pierre d'Herbemont 2003-05-04 02:26:53 +00:00 committed by Alexandre Julliard
parent 9d1ca9fb8a
commit c5bb73038b
1 changed files with 24 additions and 24 deletions
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48
libs/port/interlocked.c
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@ -107,11 +107,11 @@ void* interlocked_cmpxchg_ptr( void **dest, void* xchg, void* compare)
long ret = 0;
long scratch;
__asm__ __volatile__(
"0: lwarx %0,0,%2 ;"
" xor. %1,%4,%0;"
" bne 1f;"
" stwcx. %3,0,%2;"
" bne- 0b;"
"0: lwarx %0,0,%2\n"
" xor. %1,%4,%0\n"
" bne 1f\n"
" stwcx. %3,0,%2\n"
" bne- 0b\n"
"1: "
: "=&r"(ret), "=&r"(scratch)
: "r"(dest), "r"(xchg), "r"(compare)
@ -124,15 +124,15 @@ long interlocked_cmpxchg( long *dest, long xchg, long compare)
long ret = 0;
long scratch;
__asm__ __volatile__(
"0: lwarx %0,0,%2 ;"
" xor. %1,%4,%0;"
" bne 1f;"
" stwcx. %3,0,%2;"
" bne- 0b;"
"0: lwarx %0,0,%2\n"
" xor. %1,%4,%0\n"
" bne 1f\n"
" stwcx. %3,0,%2\n"
" bne- 0b\n"
"1: "
: "=&r"(ret), "=&r"(scratch)
: "r"(dest), "r"(xchg), "r"(compare)
: "cr0","memory");
: "cr0","memory","r0");
return ret;
}
@ -141,13 +141,13 @@ long interlocked_xchg_add( long *dest, long incr )
long ret = 0;
long zero = 0;
__asm__ __volatile__(
"0: lwarx %0, %3, %1;"
" add %0, %2, %0;"
" stwcx. %0, %3, %1;"
" bne- 0b;"
"0: lwarx %0, %3, %1\n"
" add %0, %2, %0\n"
" stwcx. %0, %3, %1\n"
" bne- 0b\n"
: "=&r" (ret)
: "r"(dest), "r"(incr), "r"(zero)
: "cr0", "memory"
: "cr0", "memory", "r0"
);
return ret-incr;
}
@ -156,12 +156,12 @@ long interlocked_xchg( long* dest, long val )
{
long ret = 0;
__asm__ __volatile__(
"0: lwarx %0,0,%1 ;"
" stwcx. %2,0,%1;"
" bne- 0b;"
"0: lwarx %0,0,%1\n"
" stwcx. %2,0,%1\n"
" bne- 0b\n"
: "=&r"(ret)
: "r"(dest), "r"(val)
: "cr0","memory");
: "cr0","memory","r0");
return ret;
}
@ -169,12 +169,12 @@ void* interlocked_xchg_ptr( void** dest, void* val )
{
void *ret = NULL;
__asm__ __volatile__(
"0: lwarx %0,0,%1 ;"
" stwcx. %2,0,%1;"
" bne- 0b;"
"0: lwarx %0,0,%1\n"
" stwcx. %2,0,%1\n"
" bne- 0b \n"
: "=&r"(ret)
: "r"(dest), "r"(val)
: "cr0","memory");
: "cr0","memory","r0");
return ret;
}