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libs/port: use gcc compatible asm code as default for __i386__ (for PCC).

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This commit is contained in:
Detlef Riekenberg 2009-09-12 18:17:56 +02:00 committed by Alexandre Julliard
parent 1227722b25
commit c8d860b31e
1 changed files with 51 additions and 52 deletions
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103
libs/port/interlocked.c
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@ -24,57 +24,7 @@
#ifdef __i386__
#ifdef __GNUC__
__ASM_GLOBAL_FUNC(interlocked_cmpxchg,
"movl 12(%esp),%eax\n\t"
"movl 8(%esp),%ecx\n\t"
"movl 4(%esp),%edx\n\t"
"lock; cmpxchgl %ecx,(%edx)\n\t"
"ret")
__ASM_GLOBAL_FUNC(interlocked_cmpxchg_ptr,
"movl 12(%esp),%eax\n\t"
"movl 8(%esp),%ecx\n\t"
"movl 4(%esp),%edx\n\t"
"lock; cmpxchgl %ecx,(%edx)\n\t"
"ret")
__ASM_GLOBAL_FUNC(interlocked_cmpxchg64,
"push %ebx\n\t"
__ASM_CFI(".cfi_adjust_cfa_offset 4\n\t")
__ASM_CFI(".cfi_rel_offset %ebx,0\n\t")
"push %esi\n\t"
__ASM_CFI(".cfi_adjust_cfa_offset 4\n\t")
__ASM_CFI(".cfi_rel_offset %esi,0\n\t")
"movl 12(%esp),%esi\n\t"
"movl 16(%esp),%ebx\n\t"
"movl 20(%esp),%ecx\n\t"
"movl 24(%esp),%eax\n\t"
"movl 28(%esp),%edx\n\t"
"lock; cmpxchg8b (%esi)\n\t"
"pop %esi\n\t"
__ASM_CFI(".cfi_same_value %esi\n\t")
__ASM_CFI(".cfi_adjust_cfa_offset -4\n\t")
"pop %ebx\n\t"
__ASM_CFI(".cfi_same_value %ebx\n\t")
__ASM_CFI(".cfi_adjust_cfa_offset -4\n\t")
"ret")
__ASM_GLOBAL_FUNC(interlocked_xchg,
"movl 8(%esp),%eax\n\t"
"movl 4(%esp),%edx\n\t"
"lock; xchgl %eax,(%edx)\n\t"
"ret")
__ASM_GLOBAL_FUNC(interlocked_xchg_ptr,
"movl 8(%esp),%eax\n\t"
"movl 4(%esp),%edx\n\t"
"lock; xchgl %eax,(%edx)\n\t"
"ret")
__ASM_GLOBAL_FUNC(interlocked_xchg_add,
"movl 8(%esp),%eax\n\t"
"movl 4(%esp),%edx\n\t"
"lock; xaddl %eax,(%edx)\n\t"
"ret")
#elif defined(_MSC_VER)
#if defined(_MSC_VER)
__declspec(naked) int interlocked_cmpxchg( int *dest, int xchg, int compare )
{
@ -134,7 +84,56 @@ __declspec(naked) int interlocked_xchg_add( int *dest, int incr )
}
#else
# error You must implement the interlocked* functions for your compiler
/* use gcc compatible asm code as default for __i386__ */
__ASM_GLOBAL_FUNC(interlocked_cmpxchg,
"movl 12(%esp),%eax\n\t"
"movl 8(%esp),%ecx\n\t"
"movl 4(%esp),%edx\n\t"
"lock; cmpxchgl %ecx,(%edx)\n\t"
"ret")
__ASM_GLOBAL_FUNC(interlocked_cmpxchg_ptr,
"movl 12(%esp),%eax\n\t"
"movl 8(%esp),%ecx\n\t"
"movl 4(%esp),%edx\n\t"
"lock; cmpxchgl %ecx,(%edx)\n\t"
"ret")
__ASM_GLOBAL_FUNC(interlocked_cmpxchg64,
"push %ebx\n\t"
__ASM_CFI(".cfi_adjust_cfa_offset 4\n\t")
__ASM_CFI(".cfi_rel_offset %ebx,0\n\t")
"push %esi\n\t"
__ASM_CFI(".cfi_adjust_cfa_offset 4\n\t")
__ASM_CFI(".cfi_rel_offset %esi,0\n\t")
"movl 12(%esp),%esi\n\t"
"movl 16(%esp),%ebx\n\t"
"movl 20(%esp),%ecx\n\t"
"movl 24(%esp),%eax\n\t"
"movl 28(%esp),%edx\n\t"
"lock; cmpxchg8b (%esi)\n\t"
"pop %esi\n\t"
__ASM_CFI(".cfi_same_value %esi\n\t")
__ASM_CFI(".cfi_adjust_cfa_offset -4\n\t")
"pop %ebx\n\t"
__ASM_CFI(".cfi_same_value %ebx\n\t")
__ASM_CFI(".cfi_adjust_cfa_offset -4\n\t")
"ret")
__ASM_GLOBAL_FUNC(interlocked_xchg,
"movl 8(%esp),%eax\n\t"
"movl 4(%esp),%edx\n\t"
"lock; xchgl %eax,(%edx)\n\t"
"ret")
__ASM_GLOBAL_FUNC(interlocked_xchg_ptr,
"movl 8(%esp),%eax\n\t"
"movl 4(%esp),%edx\n\t"
"lock; xchgl %eax,(%edx)\n\t"
"ret")
__ASM_GLOBAL_FUNC(interlocked_xchg_add,
"movl 8(%esp),%eax\n\t"
"movl 4(%esp),%edx\n\t"
"lock; xaddl %eax,(%edx)\n\t"
"ret")
#endif
#elif defined(__x86_64__)