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ntdll: Always align stack in call_user_apc_dispatcher() on x86_64. 

Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=49860
Signed-off-by: Paul Gofman <pgofman@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Paul Gofman 2020-10-13 02:52:18 +03:00 committed by Alexandre Julliard
parent 43301cc14b
commit 53f7cb3c08
1 changed files with 1 additions and 0 deletions
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dlls/ntdll/unix/signal_x86_64.c
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@ -2011,6 +2011,7 @@ __ASM_GLOBAL_FUNC( call_user_apc_dispatcher,
"jrcxz 1f\n\t"
"movq 0x98(%rcx),%rax\n\t" /* context_ptr->Rsp */
"leaq -0x5c0(%rax),%rsp\n\t" /* sizeof(CONTEXT) + offsetof(frame,ret_addr) */
"andq $~15,%rsp\n\t"
"jmp 2f\n"
"1:\tmovq 0x328(%rbx),%rax\n\t" /* amd64_thread_data()->syscall_frame */
"leaq -0x4d0(%rax),%rsp\n\t"