Separated smi check from HBoundsCheck.

src/mips/lithium-mips.h

Index: src/mips/lithium-mips.h
diff --git a/src/mips/lithium-mips.h b/src/mips/lithium-mips.h
index 45754aa437ad14370e5a38081261614d83be94c7..d5138c289b337c832dbeb1fe6fad4ec996728b6e 100644
--- a/src/mips/lithium-mips.h
+++ b/src/mips/lithium-mips.h
@@ -91,6 +91,7 @@ class LCodeGen;
   V(DeclareGlobals)                             \
   V(DeleteProperty)                             \
   V(Deoptimize)                                 \
+  V(DeoptimizeIfTaggedIsNotSmi)                 \
   V(DivI)                                       \
   V(DoubleToI)                                  \
   V(DummyUse)                                   \
@@ -2151,6 +2152,19 @@ class LCheckSmi: public LTemplateInstruction<0, 1, 0> {
 };
 
 
+class LDeoptimizeIfTaggedIsNotSmi: public LTemplateInstruction<0, 1, 0> {
+ public:
+  explicit LDeoptimizeIfTaggedIsNotSmi(LOperand* value) {
+    inputs_[0] = value;
+  }
+
+  LOperand* value() { return inputs_[0]; }
+
+  DECLARE_CONCRETE_INSTRUCTION(DeoptimizeIfTaggedIsNotSmi,
+                               "deoptimize-if-tagged-is-not-smi")
+};
+
+
 class LCheckNonSmi: public LTemplateInstruction<0, 1, 0> {
  public:
   explicit LCheckNonSmi(LOperand* value) {