winecrt0: Support __os_arm64x_dispatch_call symbol on ARM64EC.

This is needed for hybrid patchable guest exit thunks generated by the compiler.

winecrt0: Support __os_arm64x_dispatch_call symbol on ARM64EC.
8ed36639 · Jacek Caban · Alexandre Julliard · 7c03bca5 · 8ed36639
Commit 8ed36639 authored May 01, 2024 by Jacek Caban Committed by Alexandre Julliard May 07, 2024
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arm64ec.c dlls/winecrt0/arm64ec.c +5 -1

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--- a/dlls/winecrt0/arm64ec.c
+++ b/dlls/winecrt0/arm64ec.c
@@ -24,7 +24,6 @@
 #include "winnt.h"
 #include "wine/asm.h"

-void *__os_arm64x_check_call = 0;
 void *__os_arm64x_check_icall_cfg = 0;
 void *__os_arm64x_dispatch_call_no_redirect = 0;
 void *__os_arm64x_dispatch_fptr = 0;
@@ -51,6 +50,11 @@ asm( ".section .data,\"drw\"\n"
     "__os_arm64x_dispatch_icall:\n"
     ".globl __os_arm64x_check_icall\n"
     "__os_arm64x_check_icall:\n"
+     ".xword 0\n"
+     ".globl __os_arm64x_dispatch_call\n"
+     "__os_arm64x_dispatch_call:\n"
+     ".globl __os_arm64x_check_call\n"
+     "__os_arm64x_check_call:\n"
     ".xword 0\n" );

 __ASM_GLOBAL_FUNC( __icall_helper_arm64ec,