commit e0b46a7513980b5bcb3c3af160a5b3ee077fad2d
author Serguei Katkov <serguei.i.katkov@intel.com> Wed Nov 05 16:13:18 2014 +0600
committer Serguei Katkov <serguei.i.katkov@intel.com> Tue Nov 11 11:18:15 2014 +0600
tree d83ba1cd59ffc72fdba820b8a6d18e2021b04b04
parent fa7ec00ae4f9f8b1c8e1ad809155cfa675a0121d

Fix x86 art_quick_set64_instance quick entrypoint

art_quick_set64_instance accept ebx as a 4-th parameter.
At the same time it is used as a temporary for SETUP_REFS_ONLY_CALLEE_SAVE_FRAME.
We should preserve it and restore to pass the right value to artSet64InstanceFromCode.

Change-Id: Iac0a32583be1015e502ae0f8ff57c4b9c0301730
Signed-off-by: Serguei Katkov <serguei.i.katkov@intel.com>

runtime/arch/x86/quick_entrypoints_x86.S

diff --git a/runtime/arch/x86/quick_entrypoints_x86.S b/runtime/arch/x86/quick_entrypoints_x86.S
index 69527ce..0109a7c 100644
--- a/runtime/arch/x86/quick_entrypoints_x86.S
+++ b/runtime/arch/x86/quick_entrypoints_x86.S
@@ -917,9 +917,10 @@
 
 // Call artSet64InstanceFromCode with 4 word size arguments and the referrer.
 DEFINE_FUNCTION art_quick_set64_instance
+    movd %ebx, %xmm0
     SETUP_REFS_ONLY_CALLEE_SAVE_FRAME ebx, ebx  // save ref containing registers for GC
+    movd %xmm0, %ebx
     // Outgoing argument set up
-    mov FRAME_SIZE_REFS_ONLY_CALLEE_SAVE(%esp), %ebx  // get referrer
     subl LITERAL(8), %esp         // alignment padding
     CFI_ADJUST_CFA_OFFSET(8)
     pushl %fs:THREAD_SELF_OFFSET  // pass Thread::Current()