MIPS: port Do not pass the global object as the receiver to strict-mode ...

src/mips/full-codegen-mips.cc

Index: src/mips/full-codegen-mips.cc
diff --git a/src/mips/full-codegen-mips.cc b/src/mips/full-codegen-mips.cc
index 9b6ee0b67906f678246b5469292372fb470e8ade..cdb3b51cf5515295829157b8763c6644e36e03c4 100644
--- a/src/mips/full-codegen-mips.cc
+++ b/src/mips/full-codegen-mips.cc
@@ -3596,6 +3596,39 @@ void FullCodeGenerator::EmitFastAsciiArrayJoin(ZoneList<Expression*>* args) {
 }
 
 
+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) == '_') {