MIPS: Before comparing input with a constant smi in...

MIPS: Before comparing input with a constant smi in GenerateRecordCallTarget(), make sure the input register is actually a smi.

Port r14547 (a2e764c7)

BUG=

Review URL: https://codereview.chromium.org/14597006

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14548 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

src/mips/code-stubs-mips.cc

@@ -5120,6 +5120,7 @@ static void GenerateRecordCallTarget(MacroAssembler* masm) {
   Handle<Object> terminal_kind_sentinel =
       TypeFeedbackCells::MonomorphicArraySentinel(masm->isolate(),
                                                   LAST_FAST_ELEMENTS_KIND);
+  __ JumpIfNotSmi(a3, &miss);
   __ Branch(&miss, gt, a3, Operand(terminal_kind_sentinel));
   // Make sure the function is the Array() function
   __ LoadArrayFunction(a3);