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Issue 6691003: Strict mode poision pills. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Created 9 years, 9 months ago
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1 // Copyright 2011 the V8 project authors. All rights reserved. 1 // Copyright 2011 the V8 project authors. All rights reserved.
2 // Redistribution and use in source and binary forms, with or without 2 // Redistribution and use in source and binary forms, with or without
3 // modification, are permitted provided that the following conditions are 3 // modification, are permitted provided that the following conditions are
4 // met: 4 // met:
5 // 5 //
6 // * Redistributions of source code must retain the above copyright 6 // * Redistributions of source code must retain the above copyright
7 // notice, this list of conditions and the following disclaimer. 7 // notice, this list of conditions and the following disclaimer.
8 // * Redistributions in binary form must reproduce the above 8 // * Redistributions in binary form must reproduce the above
9 // copyright notice, this list of conditions and the following 9 // copyright notice, this list of conditions and the following
10 // disclaimer in the documentation and/or other materials provided 10 // disclaimer in the documentation and/or other materials provided
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3640 __ str(r3, FieldMemOperand(r0, size - kPointerSize)); 3640 __ str(r3, FieldMemOperand(r0, size - kPointerSize));
3641 } 3641 }
3642 } 3642 }
3643 3643
3644 3644
3645 void LCodeGen::DoFunctionLiteral(LFunctionLiteral* instr) { 3645 void LCodeGen::DoFunctionLiteral(LFunctionLiteral* instr) {
3646 // Use the fast case closure allocation code that allocates in new 3646 // Use the fast case closure allocation code that allocates in new
3647 // space for nested functions that don't need literals cloning. 3647 // space for nested functions that don't need literals cloning.
3648 Handle<SharedFunctionInfo> shared_info = instr->shared_info(); 3648 Handle<SharedFunctionInfo> shared_info = instr->shared_info();
3649 bool pretenure = instr->hydrogen()->pretenure(); 3649 bool pretenure = instr->hydrogen()->pretenure();
3650 if (shared_info->num_literals() == 0 && !pretenure) { 3650 if (!pretenure && shared_info->num_literals() == 0 &&
3651 !shared_info->strict_mode()) { // Strict mode functions use slow path.
3651 FastNewClosureStub stub; 3652 FastNewClosureStub stub;
3652 __ mov(r1, Operand(shared_info)); 3653 __ mov(r1, Operand(shared_info));
3653 __ push(r1); 3654 __ push(r1);
3654 CallCode(stub.GetCode(), RelocInfo::CODE_TARGET, instr); 3655 CallCode(stub.GetCode(), RelocInfo::CODE_TARGET, instr);
3655 } else { 3656 } else {
3656 __ mov(r2, Operand(shared_info)); 3657 __ mov(r2, Operand(shared_info));
3657 __ mov(r1, Operand(pretenure 3658 __ mov(r1, Operand(pretenure
3658 ? Factory::true_value() 3659 ? Factory::true_value()
3659 : Factory::false_value())); 3660 : Factory::false_value()));
3660 __ Push(cp, r2, r1); 3661 __ Push(cp, r2, r1);
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3877 ASSERT(!environment->HasBeenRegistered()); 3878 ASSERT(!environment->HasBeenRegistered());
3878 RegisterEnvironmentForDeoptimization(environment); 3879 RegisterEnvironmentForDeoptimization(environment);
3879 ASSERT(osr_pc_offset_ == -1); 3880 ASSERT(osr_pc_offset_ == -1);
3880 osr_pc_offset_ = masm()->pc_offset(); 3881 osr_pc_offset_ = masm()->pc_offset();
3881 } 3882 }
3882 3883
3883 3884
3884 #undef __ 3885 #undef __
3885 3886
3886 } } // namespace v8::internal 3887 } } // namespace v8::internal
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