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ntdll: Add PE frame handling to KiUserExceptionDispatcher() on x64. 

Signed-off-by: Paul Gofman <pgofman@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Paul Gofman 2020-07-02 15:34:47 +03:00 committed by Alexandre Julliard
parent 69b6572338
commit c02b63fb60
1 changed files with 13 additions and 6 deletions
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19
dlls/ntdll/signal_x86_64.c
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@ -588,15 +588,22 @@ __ASM_GLOBAL_FUNC( KiUserExceptionDispatcher,
"mov %rbp,-0x10(%rcx)\n\t"
"mov %rdi,-0x18(%rcx)\n\t"
"mov %rsi,-0x20(%rcx)\n\t"
"mov %rcx,%rbp\n\t"
"lea -0x10(%rcx),%rbp\n\t"
"mov %rsp,%rdx\n\t" /* context */
"lea 0x4f0(%rsp),%rcx\n\t" /* rec */
__ASM_SEH(".seh_pushreg %rbp\n\t")
__ASM_SEH(".seh_setframe %rbp,0\n\t")
__ASM_SEH(".seh_pushreg %rdi\n\t")
__ASM_SEH(".seh_pushreg %rsi\n\t")
__ASM_SEH(".seh_endprologue\n\t")
__ASM_CFI(".cfi_signal_frame\n\t")
__ASM_CFI(".cfi_def_cfa %rbp,0\n\t")
__ASM_CFI(".cfi_rel_offset %rip,-0x8\n\t")
__ASM_CFI(".cfi_rel_offset %rbp,-0x10\n\t")
__ASM_CFI(".cfi_rel_offset %rdi,-0x18\n\t")
__ASM_CFI(".cfi_rel_offset %rsi,-0x20\n\t")
__ASM_CFI(".cfi_adjust_cfa_offset 0x10\n\t")
__ASM_CFI(".cfi_def_cfa %rbp,0x10\n\t")
__ASM_CFI(".cfi_rel_offset %rip,0x8\n\t")
__ASM_CFI(".cfi_rel_offset %rbp,0x0\n\t")
__ASM_CFI(".cfi_rel_offset %rdi,-0x8\n\t")
__ASM_CFI(".cfi_rel_offset %rsi,-0x10\n\t")
"call " __ASM_NAME("dispatch_exception") "\n\t"
"int3")