From: haitao.feng@intel.com <haitao.feng@intel.com@ce2b1a6d-e550-0410-aec6-3dcde31c8c00>
Date: Sat, 8 Feb 2014 02:16:25 +0000 (+0000)
Subject: Revert "Introduce MoveDouble to the X64 MacroAssembler" (r17383)
X-Git-Tag: upstream/4.7.83~10812
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=7744134643763b65d07b41c554a34acb2e3d4b93;p=platform%2Fupstream%2Fv8.git

Revert "Introduce MoveDouble to the X64 MacroAssembler" (r17383)

The direction is to use "movl, movq, movp" instead of introducing new
Macro assembler instructions.

R=verwaest@chromium.org

Review URL: https://codereview.chromium.org/101083002

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@19210 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
---

diff --git a/src/x64/codegen-x64.cc b/src/x64/codegen-x64.cc
index 6c696c4..f292f7d 100644
--- a/src/x64/codegen-x64.cc
+++ b/src/x64/codegen-x64.cc
@@ -422,7 +422,7 @@ void ElementsTransitionGenerator::GenerateDoubleToObject(
   // Non-hole double, copy value into a heap number.
   __ AllocateHeapNumber(rax, r15, &gc_required);
   // rax: new heap number
-  __ MoveDouble(FieldOperand(rax, HeapNumber::kValueOffset), r14);
+  __ movq(FieldOperand(rax, HeapNumber::kValueOffset), r14);
   __ movp(FieldOperand(r11,
                        r9,
                        times_pointer_size,
diff --git a/src/x64/lithium-codegen-x64.cc b/src/x64/lithium-codegen-x64.cc
index 55571be..ff9caa5 100644
--- a/src/x64/lithium-codegen-x64.cc
+++ b/src/x64/lithium-codegen-x64.cc
@@ -3417,10 +3417,10 @@ void LCodeGen::DoDeferredMathAbsTaggedHeapNumber(LMathAbs* instr) {
   __ LoadFromSafepointRegisterSlot(input_reg, input_reg);
 
   __ bind(&allocated);
-  __ MoveDouble(tmp2, FieldOperand(input_reg, HeapNumber::kValueOffset));
+  __ movq(tmp2, FieldOperand(input_reg, HeapNumber::kValueOffset));
   __ shl(tmp2, Immediate(1));
   __ shr(tmp2, Immediate(1));
-  __ MoveDouble(FieldOperand(tmp, HeapNumber::kValueOffset), tmp2);
+  __ movq(FieldOperand(tmp, HeapNumber::kValueOffset), tmp2);
   __ StoreToSafepointRegisterSlot(input_reg, tmp);
 
   __ bind(&done);
diff --git a/src/x64/macro-assembler-x64.h b/src/x64/macro-assembler-x64.h
index c3fd782..42245aa 100644
--- a/src/x64/macro-assembler-x64.h
+++ b/src/x64/macro-assembler-x64.h
@@ -841,9 +841,6 @@ class MacroAssembler: public Assembler {
   void Pop(Register dst) { pop(dst); }
   void PushReturnAddressFrom(Register src) { push(src); }
   void PopReturnAddressTo(Register dst) { pop(dst); }
-  void MoveDouble(Register dst, const Operand& src) { movq(dst, src); }
-  void MoveDouble(const Operand& dst, Register src) { movq(dst, src); }
-
   void Move(Register dst, ExternalReference ext) {
     movp(dst, reinterpret_cast<Address>(ext.address()),
          RelocInfo::EXTERNAL_REFERENCE);