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libwine: Add call frame annotations in x86 assembly code.

oldstable
Alexandre Julliard 2009-06-25 11:54:02 +02:00
parent e7da3b519f
commit 065287ed66
2 changed files with 22 additions and 4 deletions
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8
libs/port/interlocked.c
View File

@ -40,7 +40,11 @@ __ASM_GLOBAL_FUNC(interlocked_cmpxchg_ptr,
"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"
@ -48,7 +52,11 @@ __ASM_GLOBAL_FUNC(interlocked_cmpxchg_ptr,
"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"

18
libs/wine/port.c
View File

@ -94,19 +94,29 @@ void DECLSPEC_NORETURN wine_switch_to_stack( void (*func)(void *), void *arg, vo
#if defined(__i386__) && defined(__GNUC__)
__ASM_GLOBAL_FUNC( wine_call_on_stack,
"pushl %ebp\n\t"
__ASM_CFI(".cfi_adjust_cfa_offset 4\n\t")
__ASM_CFI(".cfi_rel_offset %ebp,0\n\t")
"pushl %esi\n\t"
__ASM_CFI(".cfi_adjust_cfa_offset 4\n\t")
__ASM_CFI(".cfi_rel_offset %esi,0\n\t")
"movl %esp,%esi\n\t"
__ASM_CFI(".cfi_def_cfa_register %esi\n\t")
"movl 12(%esp),%ecx\n\t" /* func */
"movl 16(%esp),%edx\n\t" /* arg */
"movl 20(%esp),%esi\n\t" /* stack */
"andl $~15,%esi\n\t"
"subl $12,%esi\n\t"
"xchgl %esi,%esp\n\t"
"movl 20(%esp),%eax\n\t" /* stack */
"andl $~15,%eax\n\t"
"subl $12,%eax\n\t"
"movl %eax,%esp\n\t"
"pushl %edx\n\t"
"xorl %ebp,%ebp\n\t"
"call *%ecx\n\t"
"movl %esi,%esp\n\t"
"popl %esi\n\t"
__ASM_CFI(".cfi_adjust_cfa_offset -4\n\t")
__ASM_CFI(".cfi_same_value %esi\n\t")
"popl %ebp\n\t"
__ASM_CFI(".cfi_def_cfa %esp,4\n\t")
__ASM_CFI(".cfi_same_value %ebp\n\t")
"ret" )
#elif defined(__i386__) && defined(_MSC_VER)
__declspec(naked) int wine_call_on_stack( int (*func)(void *), void *arg, void *stack )