Factor out some platform-independent code into the shared cfg.cc.

Review URL: http://codereview.chromium.org/165127

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@2647 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

src/arm/cfg-arm.cc

@@ -100,19 +100,6 @@ void ExitNode::Compile(MacroAssembler* masm) {
 }
 
 
-void PositionInstr::Compile(MacroAssembler* masm) {
-  if (FLAG_debug_info && pos_ != RelocInfo::kNoPosition) {
-    __ RecordStatementPosition(pos_);
-    __ RecordPosition(pos_);
-  }
-}
-
-
-void MoveInstr::Compile(MacroAssembler* masm) {
-  location()->Move(masm, value());
-}
-
-
 void BinaryOpInstr::Compile(MacroAssembler* masm) {
   // The right-hand value should not be on the stack---if it is a
   // compiler-generated temporary it is in the accumulator.

src/cfg.cc

@@ -230,6 +230,19 @@ void ReturnInstr::FastAllocate(TempLocation* temp) {
 }
 
 
+void PositionInstr::Compile(MacroAssembler* masm) {
+  if (FLAG_debug_info && pos_ != RelocInfo::kNoPosition) {
+    masm->RecordStatementPosition(pos_);
+    masm->RecordPosition(pos_);
+  }
+}
+
+
+void MoveInstr::Compile(MacroAssembler* masm) {
+  location()->Move(masm, value());
+}
+
+
 // The expression builder should not be used for declarations or statements.
 void ExpressionCfgBuilder::VisitDeclaration(Declaration* decl) {
   UNREACHABLE();

src/ia32/cfg-ia32.cc

@@ -113,19 +113,6 @@ void ExitNode::Compile(MacroAssembler* masm) {
 }
 
 
-void PositionInstr::Compile(MacroAssembler* masm) {
-  if (FLAG_debug_info && pos_ != RelocInfo::kNoPosition) {
-    __ RecordStatementPosition(pos_);
-    __ RecordPosition(pos_);
-  }
-}
-
-
-void MoveInstr::Compile(MacroAssembler* masm) {
-  location()->Move(masm, value());
-}
-
-
 void BinaryOpInstr::Compile(MacroAssembler* masm) {
   // The right-hand value should not be on the stack---if it is a
   // compiler-generated temporary it is in the accumulator.
@@ -212,6 +199,7 @@ void SlotLocation::Move(MacroAssembler* masm, Value* value) {
   value->MoveToSlot(masm, this);
 }
 
+
 void SlotLocation::MoveToSlot(MacroAssembler* masm, SlotLocation* loc) {
   // The accumulator is not live across a MoveInstr.
   __ mov(eax, ToOperand(this));

src/x64/cfg-x64.cc

@@ -103,7 +103,6 @@ void EntryNode::Compile(MacroAssembler* masm) {
 void ExitNode::Compile(MacroAssembler* masm) {
   ASSERT(!is_marked());
   is_marked_ = true;
-
   Comment cmnt(masm, "[ ExitNode");
   if (FLAG_trace) {
     __ push(rax);
@@ -123,19 +122,6 @@ void ExitNode::Compile(MacroAssembler* masm) {
 }
 
 
-void PositionInstr::Compile(MacroAssembler* masm) {
-  if (FLAG_debug_info && pos_ != RelocInfo::kNoPosition) {
-    __ RecordStatementPosition(pos_);
-    __ RecordPosition(pos_);
-  }
-}
-
-
-void MoveInstr::Compile(MacroAssembler* masm) {
-  location()->Move(masm, value());
-}
-
-
 void BinaryOpInstr::Compile(MacroAssembler* masm) {
   // The right-hand value should not be on the stack---if it is a
   // compiler-generated temporary it is in the accumulator.
@@ -211,6 +197,11 @@ void SlotLocation::Set(MacroAssembler* masm, Register reg) {
 }
 
 
+void SlotLocation::Push(MacroAssembler* masm) {
+  __ push(ToOperand(this));
+}
+
+
 void SlotLocation::Move(MacroAssembler* masm, Value* value) {
   // We dispatch to the value because in some cases (temp or constant) we
   // can use special instruction sequences.
@@ -224,11 +215,6 @@ void SlotLocation::MoveToSlot(MacroAssembler* masm, SlotLocation* loc) {
 }
 
 
-void SlotLocation::Push(MacroAssembler* masm) {
-  __ push(ToOperand(this));
-}
-
-
 void TempLocation::Get(MacroAssembler* masm, Register reg) {
   switch (where_) {
     case ACCUMULATOR: