[ia32] Introduce vex prefix version of float64 arithmetic binop

src/compiler/ia32/code-generator-ia32.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.
 
 #include "src/compiler/code-generator.h"
 
 #include "src/compiler/code-generator-impl.h"
 #include "src/compiler/gap-resolver.h"
 #include "src/compiler/node-matchers.h"
 #include "src/compiler/node-properties-inl.h"
@@ skipping 381 matching lines @@
       __ cvttsd2si(i.OutputRegister(), scratch);
       __ add(i.OutputRegister(), Immediate(0x80000000));
       break;
     }
     case kSSEInt32ToFloat64:
       __ cvtsi2sd(i.OutputDoubleRegister(), i.InputOperand(0));
       break;
     case kSSEUint32ToFloat64:
       __ LoadUint32(i.OutputDoubleRegister(), i.InputOperand(0));
       break;
+    case kAVXFloat64Add: {
+      CpuFeatureScope avx_scope(masm(), AVX);
+      __ vaddsd(i.OutputDoubleRegister(), i.InputDoubleRegister(0),
+                i.InputOperand(1));
+      break;
+    }
+    case kAVXFloat64Sub: {
+      CpuFeatureScope avx_scope(masm(), AVX);
+      __ vsubsd(i.OutputDoubleRegister(), i.InputDoubleRegister(0),
+                i.InputOperand(1));
+      break;
+    }
+    case kAVXFloat64Mul: {
+      CpuFeatureScope avx_scope(masm(), AVX);
+      __ vmulsd(i.OutputDoubleRegister(), i.InputDoubleRegister(0),
+                i.InputOperand(1));
+      break;
+    }
+    case kAVXFloat64Div: {
+      CpuFeatureScope avx_scope(masm(), AVX);
+      __ vdivsd(i.OutputDoubleRegister(), i.InputDoubleRegister(0),
+                i.InputOperand(1));
+      break;
+    }
     case kIA32Movsxbl:
       __ movsx_b(i.OutputRegister(), i.MemoryOperand());
       break;
     case kIA32Movzxbl:
       __ movzx_b(i.OutputRegister(), i.MemoryOperand());
       break;
     case kIA32Movb: {
       int index = 0;
       Operand operand = i.MemoryOperand(&index);
       if (HasImmediateInput(instr, index)) {
@@ skipping 622 matching lines @@
     }
   }
   MarkLazyDeoptSite();
 }
 
 #undef __
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8