Adding Smi support to Add, Sub, Mul, and Bitwise

src/ia32/lithium-gap-resolver-ia32.cc

Index: src/ia32/lithium-gap-resolver-ia32.cc
diff --git a/src/ia32/lithium-gap-resolver-ia32.cc b/src/ia32/lithium-gap-resolver-ia32.cc
index e884a9dbcede98187c6e5b0fc7e39fb9f503849e..b5bc18bdc9655987e4ba8e339883275d94fe80ad 100644
--- a/src/ia32/lithium-gap-resolver-ia32.cc
+++ b/src/ia32/lithium-gap-resolver-ia32.cc
@@ -306,10 +306,10 @@ void LGapResolver::EmitMove(int index) {
     LConstantOperand* constant_source = LConstantOperand::cast(source);
     if (destination->IsRegister()) {
       Register dst = cgen_->ToRegister(destination);
-      if (cgen_->IsSmi(constant_source)) {
-        __ Set(dst, cgen_->ToSmiImmediate(constant_source));
-      } else if (cgen_->IsInteger32(constant_source)) {
-        __ Set(dst, cgen_->ToInteger32Immediate(constant_source));
+      Representation r = cgen_->IsSmi(constant_source)
+          ? Representation::Smi() : Representation::Integer32();
+      if (cgen_->IsInteger32(constant_source)) {
+        __ Set(dst, cgen_->ToImmediate(constant_source, r));
       } else {
         __ LoadObject(dst, cgen_->ToHandle(constant_source));
       }
@@ -339,10 +339,10 @@ void LGapResolver::EmitMove(int index) {
     } else {
       ASSERT(destination->IsStackSlot());
       Operand dst = cgen_->ToOperand(destination);
-      if (cgen_->IsSmi(constant_source)) {
-        __ Set(dst, cgen_->ToSmiImmediate(constant_source));
-      } else if (cgen_->IsInteger32(constant_source)) {
-        __ Set(dst, cgen_->ToInteger32Immediate(constant_source));
+      Representation r = cgen_->IsSmi(constant_source)
+          ? Representation::Smi() : Representation::Integer32();
+      if (cgen_->IsInteger32(constant_source)) {
+        __ Set(dst, cgen_->ToImmediate(constant_source, r));
       } else {
         Register tmp = EnsureTempRegister();
         __ LoadObject(tmp, cgen_->ToHandle(constant_source));