MIPS: [turbofan] Optimize division/modulus by constant.

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

Index: src/compiler/mips/instruction-selector-mips.cc
diff --git a/src/compiler/mips/instruction-selector-mips.cc b/src/compiler/mips/instruction-selector-mips.cc
index c96bb3ac543b5a82e9a7b41a84b12098b333879d..0c9afb062d331849a0e1270e457e745a5efd3c3c 100644
--- a/src/compiler/mips/instruction-selector-mips.cc
+++ b/src/compiler/mips/instruction-selector-mips.cc
@@ -300,6 +300,13 @@ void InstructionSelector::VisitInt32Mul(Node* node) {
 }
 
 
+void InstructionSelector::VisitInt32MulHigh(Node* node) {
+  MipsOperandGenerator g(this);
+  Emit(kMipsMulHigh, g.DefineAsRegister(node), g.UseRegister(node->InputAt(0)),
+       g.UseRegister(node->InputAt(1)));
+}
+
+
 void InstructionSelector::VisitInt32Div(Node* node) {
   MipsOperandGenerator g(this);
   Int32BinopMatcher m(node);