Alexandre Julliard : ntdll: Preserve registers in call_thread_entry_point on x86_64.
Alexandre Julliard
julliard at winehq.org
Mon May 17 09:39:24 CDT 2010
Module: wine
Branch: master
Commit: 39d54523a31594d25a2fcda44f4fe75f2d4fc97d
URL: http://source.winehq.org/git/wine.git/?a=commit;h=39d54523a31594d25a2fcda44f4fe75f2d4fc97d
Author: Alexandre Julliard <julliard at winehq.org>
Date: Sun May 16 12:34:07 2010 +0200
ntdll: Preserve registers in call_thread_entry_point on x86_64.
---
dlls/ntdll/signal_x86_64.c | 25 +++++++++++++++++++++----
1 files changed, 21 insertions(+), 4 deletions(-)
diff --git a/dlls/ntdll/signal_x86_64.c b/dlls/ntdll/signal_x86_64.c
index f3344ad..3411110 100644
--- a/dlls/ntdll/signal_x86_64.c
+++ b/dlls/ntdll/signal_x86_64.c
@@ -2992,16 +2992,33 @@ void call_thread_func( LPTHREAD_START_ROUTINE entry, void *arg, void *frame )
extern void DECLSPEC_NORETURN call_thread_entry_point( LPTHREAD_START_ROUTINE entry, void *arg );
__ASM_GLOBAL_FUNC( call_thread_entry_point,
- "subq $8,%rsp\n\t"
- __ASM_CFI(".cfi_adjust_cfa_offset 8\n\t")
+ "subq $56,%rsp\n\t"
+ __ASM_CFI(".cfi_adjust_cfa_offset 56\n\t")
+ "movq %rbp,48(%rsp)\n\t"
+ __ASM_CFI(".cfi_rel_offset %rbp,48\n\t")
+ "movq %rbx,40(%rsp)\n\t"
+ __ASM_CFI(".cfi_rel_offset %rbx,40\n\t")
+ "movq %r12,32(%rsp)\n\t"
+ __ASM_CFI(".cfi_rel_offset %r12,32\n\t")
+ "movq %r13,24(%rsp)\n\t"
+ __ASM_CFI(".cfi_rel_offset %r13,24\n\t")
+ "movq %r14,16(%rsp)\n\t"
+ __ASM_CFI(".cfi_rel_offset %r14,16\n\t")
+ "movq %r15,8(%rsp)\n\t"
+ __ASM_CFI(".cfi_rel_offset %r15,8\n\t")
"movq %rsp,%rdx\n\t"
"call " __ASM_NAME("call_thread_func") );
extern void DECLSPEC_NORETURN call_thread_exit_func( int status, void (*func)(int), void *frame );
__ASM_GLOBAL_FUNC( call_thread_exit_func,
- "subq $8,%rsp\n\t"
- __ASM_CFI(".cfi_adjust_cfa_offset 8\n\t")
"movq %rdx,%rsp\n\t"
+ __ASM_CFI(".cfi_adjust_cfa_offset 56\n\t")
+ __ASM_CFI(".cfi_rel_offset %rbp,48\n\t")
+ __ASM_CFI(".cfi_rel_offset %rbx,40\n\t")
+ __ASM_CFI(".cfi_rel_offset %r12,32\n\t")
+ __ASM_CFI(".cfi_rel_offset %r13,24\n\t")
+ __ASM_CFI(".cfi_rel_offset %r14,16\n\t")
+ __ASM_CFI(".cfi_rel_offset %r15,8\n\t")
"call *%rsi" );
/***********************************************************************
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