MIPS64: Fix [KeyedLoadIC] Support Smi "handlers" for element loads

src/code-stub-assembler.cc

Index: src/code-stub-assembler.cc
diff --git a/src/code-stub-assembler.cc b/src/code-stub-assembler.cc
index 43983ae5db7aa2cd736c23837521b04517771f18..65ee78a16d6c466f6ab0d82db7437b020c922256 100644
--- a/src/code-stub-assembler.cc
+++ b/src/code-stub-assembler.cc
@@ -1823,8 +1823,13 @@ Node* CodeStubAssembler::ChangeUint32ToTagged(Node* value) {
       if_join(this);
   Variable var_result(this, MachineRepresentation::kTagged);
   // If {value} > 2^31 - 1, we need to store it in a HeapNumber.
-  Branch(Int32LessThan(value, Int32Constant(0)), &if_overflow,
+  Node* int32_value = value;
+  if (Is64()) {
+    int32_value = Word32Shl(value, Int32Constant(0));
+  }
+  Branch(Int32LessThan(int32_value, Int32Constant(0)), &if_overflow,
          &if_not_overflow);

[Benedikt Meurer, 2016/08/11 13:01:27]

This should probably use Uint32LessThan with kMaxSmiValue here.

+
   Bind(&if_not_overflow);
   {
     if (Is64()) {