X87: [turbofan] Fixing IMulHigh, which has a temp.

src/compiler/x87/instruction-selector-x87.cc

 // Copyright 2014 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/base/adapters.h"
 #include "src/compiler/instruction-selector-impl.h"
 #include "src/compiler/node-matchers.h"
 #include "src/compiler/node-properties.h"
 
 namespace v8 {
@@ skipping 451 matching lines @@
                    g.UseFixed(right, ecx));
   }
 }
 
 
 namespace {
 
 void VisitMulHigh(InstructionSelector* selector, Node* node,
                   ArchOpcode opcode) {
   X87OperandGenerator g(selector);
-  selector->Emit(opcode, g.DefineAsFixed(node, edx),
-                 g.UseFixed(node->InputAt(0), eax),
-                 g.UseUniqueRegister(node->InputAt(1)));
+  InstructionOperand temps[] = {g.TempRegister(eax)};
+  selector->Emit(
+      opcode, g.DefineAsFixed(node, edx), g.UseFixed(node->InputAt(0), eax),
+      g.UseUniqueRegister(node->InputAt(1)), arraysize(temps), temps);
 }
 
 
 void VisitDiv(InstructionSelector* selector, Node* node, ArchOpcode opcode) {
   X87OperandGenerator g(selector);
   InstructionOperand temps[] = {g.TempRegister(edx)};
   selector->Emit(opcode, g.DefineAsFixed(node, eax),
                  g.UseFixed(node->InputAt(0), eax),
                  g.UseUnique(node->InputAt(1)), arraysize(temps), temps);
 }
@@ skipping 864 matching lines @@
            MachineOperatorBuilder::kFloat32RoundTruncate |
            MachineOperatorBuilder::kFloat64RoundTruncate |
            MachineOperatorBuilder::kFloat32RoundTiesEven |
            MachineOperatorBuilder::kFloat64RoundTiesEven;
   return flags;
 }
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8