Merge (7180:7265] from bleeding_edge to the experimental/gc branch....

src/arm/lithium-codegen-arm.cc

 // Copyright 2011 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 3507 matching lines @@
     DeoptimizeIf(ne, instr->environment());
     // Retrieve the result.
     __ vmov(result_reg, single_scratch);
   }
     __ bind(&done);
 }
 
 
 void LCodeGen::DoCheckSmi(LCheckSmi* instr) {
   LOperand* input = instr->InputAt(0);
-  ASSERT(input->IsRegister());
   __ tst(ToRegister(input), Operand(kSmiTagMask));
-  DeoptimizeIf(instr->condition(), instr->environment());
+  DeoptimizeIf(ne, instr->environment());
+}
+
+
+void LCodeGen::DoCheckNonSmi(LCheckNonSmi* instr) {
+  LOperand* input = instr->InputAt(0);
+  __ tst(ToRegister(input), Operand(kSmiTagMask));
+  DeoptimizeIf(eq, instr->environment());
 }
 
 
 void LCodeGen::DoCheckInstanceType(LCheckInstanceType* instr) {
   Register input = ToRegister(instr->InputAt(0));
   Register scratch = scratch0();
   InstanceType first = instr->hydrogen()->first();
   InstanceType last = instr->hydrogen()->last();
 
   __ ldr(scratch, FieldMemOperand(input, HeapObject::kMapOffset));
@@ skipping 172 matching lines @@
     __ str(r3, FieldMemOperand(r0, size - kPointerSize));
   }
 }
 
 
 void LCodeGen::DoFunctionLiteral(LFunctionLiteral* instr) {
   // Use the fast case closure allocation code that allocates in new
   // space for nested functions that don't need literals cloning.
   Handle<SharedFunctionInfo> shared_info = instr->shared_info();
   bool pretenure = instr->hydrogen()->pretenure();
-  if (shared_info->num_literals() == 0 && !pretenure) {
-    FastNewClosureStub stub;
+  if (!pretenure && shared_info->num_literals() == 0) {
+    FastNewClosureStub stub(
+        shared_info->strict_mode() ? kStrictMode : kNonStrictMode);
     __ mov(r1, Operand(shared_info));
     __ push(r1);
     CallCode(stub.GetCode(), RelocInfo::CODE_TARGET, instr);
   } else {
     __ mov(r2, Operand(shared_info));
     __ mov(r1, Operand(pretenure
                        ? Factory::true_value()
                        : Factory::false_value()));
     __ Push(cp, r2, r1);
     CallRuntime(Runtime::kNewClosure, 3, instr);
@@ skipping 215 matching lines @@
   ASSERT(!environment->HasBeenRegistered());
   RegisterEnvironmentForDeoptimization(environment);
   ASSERT(osr_pc_offset_ == -1);
   osr_pc_offset_ = masm()->pc_offset();
 }
 
 
 #undef __
 
 } }  // namespace v8::internal