Martin Storsjö : ntdll: Include d0-d15 in RtlCaptureContext.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: b2934dd98fb46fcbcb57f4bb6508d962ba3331e3
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=b2934dd98fb46fcbcb57f4bb6...

Author: Martin Storsjö 
Date:   Tue Nov  9 16:05:50 2021 +0200

ntdll: Include d0-d15 in RtlCaptureContext.

We ideally should back up all of d0-d31, but when building in ELF
form, only d0-d15 are normally available (with common distributions'
default compilers), unless object files are built with flags to enable
support for d16-d31 (with e.g. -mfpu=neon).

Signed-off-by: Martin Storsjö 
Signed-off-by: Alexandre Julliard

---

dlls/ntdll/signal_arm.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/dlls/ntdll/signal_arm.c b/dlls/ntdll/signal_arm.c
index 3bf8e19e126..a1a732201cf 100644
--- a/dlls/ntdll/signal_arm.c
+++ b/dlls/ntdll/signal_arm.c
@@ -75,6 +75,10 @@ __ASM_STDCALL_FUNC( RtlCaptureContext, 4,
                     "str r1, [r0, #0x3c]\n\t"  /* context->Lr */
                     "add r0, #0x0c\n\t"
                     "stm r0, {r2-r12}\n\t"     /* context->R2..R12 */
+#ifndef __SOFTFP__
+                    "add r0, #0x44\n\t"        /* 0x50 - 0x0c */
+                    "vstm r0, {d0-d15}\n\t"    /* context->D0-D15 */
+#endif
                     "bx lr" )