Inline isUint32() method from HConstant, which was only used in one place.

src/hydrogen.cc

Index: src/hydrogen.cc
diff --git a/src/hydrogen.cc b/src/hydrogen.cc
index 09e3fe9c47310195bc269cc6fa55da7dd9c44acf..3c439825f4103d4041f0bdf2971e29da0321cf76 100644
--- a/src/hydrogen.cc
+++ b/src/hydrogen.cc
@@ -3852,7 +3852,8 @@ bool Uint32Analysis::CheckPhiOperands(HPhi* phi) {
     if (!operand->CheckFlag(HInstruction::kUint32)) {
       // Lazyly mark constants that fit into uint32 range with kUint32 flag.
       if (operand->IsConstant() &&
-          HConstant::cast(operand)->IsUint32()) {
+          HConstant::cast(operand)->HasInteger32Value() &&
+          HConstant::cast(operand)->Integer32Value() >= 0) {

[Sven Panne, 2013/04/18 09:46:23]

operand->IsInteger32Constant() && operarand->GetInteger32Constant() >= 0

         operand->SetFlag(HInstruction::kUint32);
         continue;
       }
@@ -8622,9 +8623,7 @@ bool HOptimizedGraphBuilder::TryInlineBuiltinMethodCall(
           } else if (exponent == 2.0) {
             result = HMul::New(zone(), context, left, left);
           }
-        } else if (right->IsConstant() &&
-                   HConstant::cast(right)->HasInteger32Value() &&
-                   HConstant::cast(right)->Integer32Value() == 2) {
+        } else if (right->EqualsInteger32Constant(2)) {
           result = HMul::New(zone(), context, left, left);
         }