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Add x86_64 interlocked functions.

This commit is contained in:
Kevin Koltzau 2005-07-18 09:11:52 +00:00 committed by Alexandre Julliard
parent ca8c23034d
commit da6f8fac77
1 changed files with 29 additions and 0 deletions
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29
libs/port/interlocked.c
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@ -101,6 +101,35 @@ __declspec(naked) long interlocked_xchg_add( long *dest, long incr )
# error You must implement the interlocked* functions for your compiler # error You must implement the interlocked* functions for your compiler
#endif #endif
#elif defined(__x86_64__)
#ifdef __GNUC__
__ASM_GLOBAL_FUNC(interlocked_cmpxchg,
"mov %edx, %eax\n\t"
"lock cmpxchgl %esi,(%rdi)\n\t"
"ret");
__ASM_GLOBAL_FUNC(interlocked_cmpxchg_ptr,
"mov %rdx, %rax\n\t"
"lock cmpxchgq %rsi,(%rdi)\n\t"
"ret");
__ASM_GLOBAL_FUNC(interlocked_xchg,
"mov %esi, %eax\n\t"
"lock xchgl %eax, (%rdi)\n\t"
"ret");
__ASM_GLOBAL_FUNC(interlocked_xchg_ptr,
"mov %rsi, %rax\n\t"
"lock xchgq %rax,(%rdi)\n\t"
"ret");
__ASM_GLOBAL_FUNC(interlocked_xchg_add,
"mov %esi, %eax\n\t"
"lock xaddl %eax, (%rdi)\n\t"
"ret");
#else
# error You must implement the interlocked* functions for your compiler
#endif
#elif defined(__powerpc__) #elif defined(__powerpc__)
void* interlocked_cmpxchg_ptr( void **dest, void* xchg, void* compare) void* interlocked_cmpxchg_ptr( void **dest, void* xchg, void* compare)
{ {