}
+void FullCodeGenerator::EmitIsNativeOrStrictMode(ZoneList<Expression*>* args) {
+ ASSERT(args->length() == 1);
+
+ // Load the function into v0.
+ VisitForAccumulatorValue(args->at(0));
+
+ // Prepare for the test.
+ Label materialize_true, materialize_false;
+ Label* if_true = NULL;
+ Label* if_false = NULL;
+ Label* fall_through = NULL;
+ context()->PrepareTest(&materialize_true, &materialize_false,
+ &if_true, &if_false, &fall_through);
+
+ // Test for strict mode function.
+ __ lw(a1, FieldMemOperand(v0, JSFunction::kSharedFunctionInfoOffset));
+ __ lw(a1, FieldMemOperand(a1, SharedFunctionInfo::kCompilerHintsOffset));
+ __ And(at, a1, Operand(1 << (SharedFunctionInfo::kStrictModeFunction +
+ kSmiTagSize)));
+ __ Branch(if_true, ne, at, Operand(zero_reg));
+
+ // Test for native function.
+ __ And(at, a1, Operand(1 << (SharedFunctionInfo::kNative + kSmiTagSize)));
+ __ Branch(if_true, ne, at, Operand(zero_reg));
+
+ // Not native or strict-mode function.
+ __ Branch(if_false);
+
+ PrepareForBailoutBeforeSplit(TOS_REG, true, if_true, if_false);
+ context()->Plug(if_true, if_false);
+}
+
+
void FullCodeGenerator::VisitCallRuntime(CallRuntime* expr) {
Handle<String> name = expr->name();
if (name->length() > 0 && name->Get(0) == '_') {