We need a scratch register to set PC at the end, this version uses LR
Signed-off-by: André Hentschel <nerv(a)dawncrow.de>
---
dlls/ntdll/signal_arm64.c | 41 +++++++++++++++++++++++++++++++++++++----
1 file changed, 37 insertions(+), 4 deletions(-)
diff --git a/dlls/ntdll/signal_arm64.c b/dlls/ntdll/signal_arm64.c
index 5b3e887..e3fcf92 100644
--- a/dlls/ntdll/signal_arm64.c
+++ b/dlls/ntdll/signal_arm64.c
@@ -231,10 +231,43 @@ __ASM_STDCALL_FUNC( RtlCaptureContext, 8,
*
* Set the new CPU context.
*/
-static void set_cpu_context( const CONTEXT *context )
-{
- FIXME( "Not implemented on ARM64\n" );
-}
+void set_cpu_context( const CONTEXT *context );
+__ASM_GLOBAL_FUNC( set_cpu_context,
+ "ldr x1, [x0, #0x10]\n\t" /* context->X1 */
+ "ldr x2, [x0, #0x18]\n\t" /* context->X2 */
+ "ldr x3, [x0, #0x20]\n\t" /* context->X3 */
+ "ldr x4, [x0, #0x28]\n\t" /* context->X4 */
+ "ldr x5, [x0, #0x30]\n\t" /* context->X5 */
+ "ldr x6, [x0, #0x38]\n\t" /* context->X6 */
+ "ldr x7, [x0, #0x40]\n\t" /* context->X7 */
+ "ldr x8, [x0, #0x48]\n\t" /* context->X8 */
+ "ldr x9, [x0, #0x50]\n\t" /* context->X9 */
+ "ldr x10, [x0, #0x58]\n\t" /* context->X10 */
+ "ldr x11, [x0, #0x60]\n\t" /* context->X11 */
+ "ldr x12, [x0, #0x68]\n\t" /* context->X12 */
+ "ldr x13, [x0, #0x70]\n\t" /* context->X13 */
+ "ldr x14, [x0, #0x78]\n\t" /* context->X14 */
+ "ldr x15, [x0, #0x80]\n\t" /* context->X15 */
+ "ldr x16, [x0, #0x88]\n\t" /* context->X16 */
+ "ldr x17, [x0, #0x90]\n\t" /* context->X17 */
+ "ldr x18, [x0, #0x98]\n\t" /* context->X18 */
+ "ldr x19, [x0, #0xa0]\n\t" /* context->X19 */
+ "ldr x20, [x0, #0xa8]\n\t" /* context->X20 */
+ "ldr x21, [x0, #0xb0]\n\t" /* context->X21 */
+ "ldr x22, [x0, #0xb8]\n\t" /* context->X22 */
+ "ldr x23, [x0, #0xc0]\n\t" /* context->X23 */
+ "ldr x24, [x0, #0xc8]\n\t" /* context->X24 */
+ "ldr x25, [x0, #0xd0]\n\t" /* context->X25 */
+ "ldr x26, [x0, #0xd8]\n\t" /* context->X26 */
+ "ldr x27, [x0, #0xe0]\n\t" /* context->X27 */
+ "ldr x28, [x0, #0xe8]\n\t" /* context->X28 */
+ "ldr x29, [x0, #0xf0]\n\t" /* context->Fp */
+ "ldr x30, [x0, #0x100]\n\t" /* context->Sp -> tmp */
+ "mov sp, x30\n\t"
+ "ldr x30, [x0, #0x108]\n\t" /* context->Pc -> LR */
+ "ldr x0, [x0, #0x8]\n\t" /* context->X0 */
+ "ret\n\t"
+ )
/***********************************************************************
* copy_context
--
2.7.4