Merge V8 5.3.332.45.  DO NOT MERGE

Test: Manual

FPIIM-449

Change-Id: Id3254828b068abdea3cb10442e0172a8c9a98e03
(cherry picked from commit 13e2dadd00298019ed862f2b2fc5068bba730bcf)
diff --git a/src/compiler/code-generator-impl.h b/src/compiler/code-generator-impl.h
index adb8400..4e09a27 100644
--- a/src/compiler/code-generator-impl.h
+++ b/src/compiler/code-generator-impl.h
@@ -31,6 +31,10 @@
     return ToRegister(instr_->InputAt(index));
   }
 
+  FloatRegister InputFloatRegister(size_t index) {
+    return ToFloatRegister(instr_->InputAt(index));
+  }
+
   DoubleRegister InputDoubleRegister(size_t index) {
     return ToDoubleRegister(instr_->InputAt(index));
   }
@@ -89,6 +93,10 @@
     return ToRegister(instr_->TempAt(index));
   }
 
+  FloatRegister OutputFloatRegister() {
+    return ToFloatRegister(instr_->Output());
+  }
+
   DoubleRegister OutputDoubleRegister() {
     return ToDoubleRegister(instr_->Output());
   }
@@ -111,6 +119,10 @@
     return LocationOperand::cast(op)->GetDoubleRegister();
   }
 
+  FloatRegister ToFloatRegister(InstructionOperand* op) {
+    return LocationOperand::cast(op)->GetFloatRegister();
+  }
+
   Constant ToConstant(InstructionOperand* op) {
     if (op->IsImmediate()) {
       return gen_->code()->GetImmediate(ImmediateOperand::cast(op));