Revert "Revert "64bit changes to the stack walker for the Quick ABI.""

This reverts commit 8d5ead52a92675c258113d3dfa71bf8fceba5d9f.

Change-Id: I6b4774a9bd180de33551975e106322ba1192e6ab
diff --git a/compiler/dex/quick/mir_to_lir.cc b/compiler/dex/quick/mir_to_lir.cc
index df7a7c1..6c5279e 100644
--- a/compiler/dex/quick/mir_to_lir.cc
+++ b/compiler/dex/quick/mir_to_lir.cc
@@ -42,7 +42,7 @@
   RegStorage reg_arg_high = wide ? GetArgMappingToPhysicalReg(in_position + 1) :
       RegStorage::InvalidReg();
 
-  int offset = StackVisitor::GetOutVROffset(in_position);
+  int offset = StackVisitor::GetOutVROffset(in_position, cu_->instruction_set);
   if (cu_->instruction_set == kX86 || cu_->instruction_set == kX86_64) {
     /*
      * When doing a call for x86, it moves the stack pointer in order to push return.
@@ -81,7 +81,7 @@
 }
 
 void Mir2Lir::LoadArgDirect(int in_position, RegLocation rl_dest) {
-  int offset = StackVisitor::GetOutVROffset(in_position);
+  int offset = StackVisitor::GetOutVROffset(in_position, cu_->instruction_set);
   if (cu_->instruction_set == kX86 || cu_->instruction_set == kX86_64) {
     /*
      * When doing a call for x86, it moves the stack pointer in order to push return.
diff --git a/compiler/dex/quick/ralloc_util.cc b/compiler/dex/quick/ralloc_util.cc
index 39783a2..6455572 100644
--- a/compiler/dex/quick/ralloc_util.cc
+++ b/compiler/dex/quick/ralloc_util.cc
@@ -1141,7 +1141,8 @@
 /* Returns sp-relative offset in bytes for a VReg */
 int Mir2Lir::VRegOffset(int v_reg) {
   return StackVisitor::GetVRegOffset(cu_->code_item, core_spill_mask_,
-                                     fp_spill_mask_, frame_size_, v_reg);
+                                     fp_spill_mask_, frame_size_, v_reg,
+                                     cu_->instruction_set);
 }
 
 /* Returns sp-relative offset in bytes for a SReg */