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kernel32: Fill stack with meaningful values in call_process_entry mis-align workaround. 

Signed-off-by: André Hentschel <nerv@dawncrow.de>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Sebastian Lackner 2018-07-08 21:19:56 +02:00 committed by Alexandre Julliard
parent 3e9ce1c26f
commit 61d92d1317
1 changed files with 3 additions and 1 deletions
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4
dlls/kernel32/process.c
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@ -1042,7 +1042,9 @@ __ASM_GLOBAL_FUNC( call_process_entry,
__ASM_CFI(".cfi_rel_offset %ebp,0\n\t")
"movl %esp,%ebp\n\t"
__ASM_CFI(".cfi_def_cfa_register %ebp\n\t")
"subl $12,%esp\n\t" /* deliberately mis-align the stack by 8, Doom 3 needs this */
"pushl 4(%ebp)\n\t" /* deliberately mis-align the stack by 8, Doom 3 needs this */
"pushl 4(%ebp)\n\t" /* Driller expects readable address at this offset */
"pushl 4(%ebp)\n\t"
"pushl 8(%ebp)\n\t"
"call *12(%ebp)\n\t"
"leave\n\t"