Split HCompareGeneric in a test and a branch part.

src/ia32/lithium-ia32.h

Index: src/ia32/lithium-ia32.h
diff --git a/src/ia32/lithium-ia32.h b/src/ia32/lithium-ia32.h
index 379d64b1153f97bbde7cfe31b2657409ff458926..7d39447035b80316bfc8e732c24d084be59949db 100644
--- a/src/ia32/lithium-ia32.h
+++ b/src/ia32/lithium-ia32.h
@@ -44,6 +44,7 @@ class LCodeGen;
   V(AccessArgumentsAt)                          \
   V(AddI)                                       \
   V(Allocate)                                   \
+  V(AndBranch)                                  \
   V(ApplyArguments)                             \
   V(ArgumentsElements)                          \
   V(ArgumentsLength)                            \
@@ -1285,6 +1286,23 @@ class LBranch V8_FINAL : public LControlInstruction<1, 1> {
 };
 
 
+class LAndBranch V8_FINAL : public LControlInstruction<1, 0> {
+ public:
+  LAndBranch(LOperand* value, Token::Value op) : op_(op) {
+    inputs_[0] = value;
+  }
+
+  LOperand* value() { return inputs_[0]; }
+  Token::Value op() { return op_; }
+
+  DECLARE_CONCRETE_INSTRUCTION(AndBranch, "and-branch")
+  DECLARE_HYDROGEN_ACCESSOR(AndBranch)
+
+ private:
+  Token::Value op_;
+};
+
+
 class LCmpMapAndBranch V8_FINAL : public LControlInstruction<1, 0> {
  public:
   explicit LCmpMapAndBranch(LOperand* value) {