Mikołaj Zalewski : ntdll: Return from Thumb to ARM mode after assembling raise_func_trampoline_thumb.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 9014dae8fb7b78cdd8a200278a1e2a5caccd533a
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=9014dae8fb7b78cdd8a200278...

Author: Mikołaj Zalewski 
Date:   Sun Aug  2 20:14:34 2020 +0200

ntdll: Return from Thumb to ARM mode after assembling raise_func_trampoline_thumb.

Without it, Raspbian gcc thinks the next function
(raise_func_trampoline_arm) is in Thumb and will create its own
trampoline to to execute it as Thumb (bad).

Signed-off-by: Mikołaj Zalewski 
Signed-off-by: Alexandre Julliard

---

dlls/ntdll/unix/signal_arm.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/dlls/ntdll/unix/signal_arm.c b/dlls/ntdll/unix/signal_arm.c
index 17744822f4..73711a5235 100644
--- a/dlls/ntdll/unix/signal_arm.c
+++ b/dlls/ntdll/unix/signal_arm.c
@@ -524,7 +524,8 @@ extern void raise_func_trampoline_thumb( EXCEPTION_RECORD *rec, CONTEXT *context
 __ASM_GLOBAL_FUNC( raise_func_trampoline_thumb,
                    ".thumb\n\t"
                    "bx r2\n\t"
-                   "bkpt")
+                   "bkpt\n\t"
+                   ".arm")

extern void raise_func_trampoline_arm( EXCEPTION_RECORD *rec, CONTEXT *context, void *func );
 __ASM_GLOBAL_FUNC( raise_func_trampoline_arm,