Alexandre Julliard : kernelbase: Implement DebugBreak() for ARM64EC.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 8fef79cb41508c4cba7d22d00a0c936d2777278e
URL:    https://gitlab.winehq.org/wine/wine/-/commit/8fef79cb41508c4cba7d22d00a0c936...

Author: Alexandre Julliard <julliard(a)winehq.org>
Date:   Thu Dec  7 14:44:54 2023 +0100

kernelbase: Implement DebugBreak() for ARM64EC.

---

 dlls/kernelbase/debug.c | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

diff --git a/dlls/kernelbase/debug.c b/dlls/kernelbase/debug.c
index e571378e2df..edb6d321a46 100644
--- a/dlls/kernelbase/debug.c
+++ b/dlls/kernelbase/debug.c
@@ -120,13 +120,14 @@ BOOL WINAPI DECLSPEC_HOTPATCH DebugActiveProcessStop( DWORD pid )
  */
 #ifdef __i386__
 __ASM_STDCALL_FUNC( DebugBreak, 0, "jmp " __ASM_STDCALL("DbgBreakPoint", 0) )
+#elif defined(__aarch64__)
+__ASM_GLOBAL_FUNC( DebugBreak, "brk #0xf000; ret" )
+#elif defined(__arm64ec__)
+void __attribute__((naked)) WINAPI DebugBreak(void) { asm( "brk #0xf000; ret" ); }
 #elif defined(__x86_64__)
 __ASM_GLOBAL_FUNC( DebugBreak, "jmp " __ASM_NAME("DbgBreakPoint") )
-#else
-void WINAPI DebugBreak(void)
-{
-    DbgBreakPoint();
-}
+#elif defined(__arm__)
+__ASM_GLOBAL_FUNC( DebugBreak, "udf #0xfe; bx lr" )
 #endif