commit 39d54523a31594d25a2fcda44f4fe75f2d4fc97d
author Alexandre Julliard <julliard@winehq.org> Sun May 16 12:34:07 2010 +0200
committer Alexandre Julliard <julliard@winehq.org> Sun May 16 12:34:07 2010 +0200
tree a6071df198e5516ae09df75105659d7001f603a7
parent 69326aa246d388df7c28944c0370b1e2bf5fd1df

ntdll: Preserve registers in call_thread_entry_point on x86_64.

dlls/ntdll/signal_x86_64.c

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 @@
 
 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" );
 
 /***********************************************************************