[x64] Emit vcvtss2sd & vcvtsd2ss when AVX is enabled.

src/x64/lithium-codegen-x64.cc

 // Copyright 2013 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #if V8_TARGET_ARCH_X64
 
 #include "src/base/bits.h"
 #include "src/code-factory.h"
 #include "src/code-stubs.h"
 #include "src/hydrogen-osr.h"
@@ skipping 2981 matching lines @@
   }
   Operand operand(BuildFastArrayOperand(
       instr->elements(),
       key,
       instr->hydrogen()->key()->representation(),
       elements_kind,
       instr->base_offset()));
 
   if (elements_kind == FLOAT32_ELEMENTS) {
     XMMRegister result(ToDoubleRegister(instr->result()));
-    __ movss(result, operand);
-    __ cvtss2sd(result, result);
+    __ Cvtss2sd(result, operand);
   } else if (elements_kind == FLOAT64_ELEMENTS) {
     __ Movsd(ToDoubleRegister(instr->result()), operand);
   } else {
     Register result(ToRegister(instr->result()));
     switch (elements_kind) {
       case INT8_ELEMENTS:
         __ movsxbl(result, operand);
         break;
       case UINT8_ELEMENTS:
       case UINT8_CLAMPED_ELEMENTS:
@@ skipping 694 matching lines @@
     DeoptimizeIf(negative, instr, Deoptimizer::kMinusZero);
   }
   __ Set(output_reg, 0);
   __ bind(&done);
 }
 
 
 void LCodeGen::DoMathFround(LMathFround* instr) {
   XMMRegister input_reg = ToDoubleRegister(instr->value());
   XMMRegister output_reg = ToDoubleRegister(instr->result());
-  __ cvtsd2ss(output_reg, input_reg);
-  __ cvtss2sd(output_reg, output_reg);
+  __ Cvtsd2ss(output_reg, input_reg);
+  __ Cvtss2sd(output_reg, output_reg);
 }
 
 
 void LCodeGen::DoMathSqrt(LMathSqrt* instr) {
   XMMRegister output = ToDoubleRegister(instr->result());
   if (instr->value()->IsDoubleRegister()) {
     XMMRegister input = ToDoubleRegister(instr->value());
     __ sqrtsd(output, input);
   } else {
     Operand input = ToOperand(instr->value());
@@ skipping 506 matching lines @@
   }
   Operand operand(BuildFastArrayOperand(
       instr->elements(),
       key,
       instr->hydrogen()->key()->representation(),
       elements_kind,
       instr->base_offset()));
 
   if (elements_kind == FLOAT32_ELEMENTS) {
     XMMRegister value(ToDoubleRegister(instr->value()));
-    __ cvtsd2ss(value, value);
+    __ Cvtsd2ss(value, value);
     __ movss(operand, value);
   } else if (elements_kind == FLOAT64_ELEMENTS) {
     __ Movsd(operand, ToDoubleRegister(instr->value()));
   } else {
     Register value(ToRegister(instr->value()));
     switch (elements_kind) {
       case INT8_ELEMENTS:
       case UINT8_ELEMENTS:
       case UINT8_CLAMPED_ELEMENTS:
         __ movb(operand, value);
@@ skipping 1648 matching lines @@
   RecordSafepoint(Safepoint::kNoLazyDeopt);
 }
 
 
 #undef __
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_TARGET_ARCH_X64