Add smi support to all binops minus shr, sar, shl, div and mod.

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 3da8f320d0b897e4fe66efe6fed9f8d45839384c..299e6d4eddb022ea66edcf378904192ee517701c 100644
--- a/src/ia32/lithium-gap-resolver-ia32.cc
+++ b/src/ia32/lithium-gap-resolver-ia32.cc
@@ -306,20 +306,20 @@ 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));
       }
     } 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));