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winecrt0: Add .seh annotations for x86_64.

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Based on a patch by Rémi Bernon.

Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Alexandre Julliard 2019-08-21 10:48:25 +02:00
parent f1bd0cadd1
commit 8af4e177f3
1 changed files with 4 additions and 0 deletions
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4
dlls/winecrt0/exception.c
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@ -117,11 +117,15 @@ __ASM_GLOBAL_FUNC( __wine_longjmp,
__ASM_GLOBAL_FUNC( __wine_rtl_unwind,
"pushq %rbp\n\t"
__ASM_SEH(".seh_pushreg %rbp\n\t")
__ASM_CFI(".cfi_adjust_cfa_offset 8\n\t")
__ASM_CFI(".cfi_rel_offset %rbp,0\n\t")
"movq %rsp,%rbp\n\t"
__ASM_SEH(".seh_setframe %rbp,0\n\t")
__ASM_CFI(".cfi_def_cfa_register %rbp\n\t")
"subq $0x20,%rsp\n\t"
__ASM_SEH(".seh_stackalloc 0x20\n\t")
__ASM_SEH(".seh_endprologue\n\t")
"movq %r8,%r9\n\t" /* retval = final target */
"movq %rdx,%r8\n\t" /* record */
"leaq __wine_unwind_trampoline(%rip),%rdx\n\t" /* target = trampoline */