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Issue 6696018: Revert "Strict mode ThrowTypeError functions for" (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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1077 void FullCodeGenerator::EmitNewClosure(Handle<SharedFunctionInfo> info, 1077 void FullCodeGenerator::EmitNewClosure(Handle<SharedFunctionInfo> info,
1078 bool pretenure) { 1078 bool pretenure) {
1079 // Use the fast case closure allocation code that allocates in new 1079 // Use the fast case closure allocation code that allocates in new
1080 // space for nested functions that don't need literals cloning. If 1080 // space for nested functions that don't need literals cloning. If
1081 // we're running with the --always-opt or the --prepare-always-opt 1081 // we're running with the --always-opt or the --prepare-always-opt
1082 // flag, we need to use the runtime function so that the new function 1082 // flag, we need to use the runtime function so that the new function
1083 // we are creating here gets a chance to have its code optimized and 1083 // we are creating here gets a chance to have its code optimized and
1084 // doesn't just get a copy of the existing unoptimized code. 1084 // doesn't just get a copy of the existing unoptimized code.
1085 if (!FLAG_always_opt && 1085 if (!FLAG_always_opt &&
1086 !FLAG_prepare_always_opt && 1086 !FLAG_prepare_always_opt &&
1087 !pretenure &&
1088 scope()->is_function_scope() && 1087 scope()->is_function_scope() &&
1089 info->num_literals() == 0 && 1088 info->num_literals() == 0 &&
1090 !info->strict_mode()) { // Strict mode functions use slow path. 1089 !pretenure) {
1091 FastNewClosureStub stub; 1090 FastNewClosureStub stub;
1092 __ mov(r0, Operand(info)); 1091 __ mov(r0, Operand(info));
1093 __ push(r0); 1092 __ push(r0);
1094 __ CallStub(&stub); 1093 __ CallStub(&stub);
1095 } else { 1094 } else {
1096 __ mov(r0, Operand(info)); 1095 __ mov(r0, Operand(info));
1097 __ LoadRoot(r1, pretenure ? Heap::kTrueValueRootIndex 1096 __ LoadRoot(r1, pretenure ? Heap::kTrueValueRootIndex
1098 : Heap::kFalseValueRootIndex); 1097 : Heap::kFalseValueRootIndex);
1099 __ Push(cp, r0, r1); 1098 __ Push(cp, r0, r1);
1100 __ CallRuntime(Runtime::kNewClosure, 3); 1099 __ CallRuntime(Runtime::kNewClosure, 3);
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4283 __ mov(r1, Operand(r1, ASR, 1)); // Un-smi-tag value. 4282 __ mov(r1, Operand(r1, ASR, 1)); // Un-smi-tag value.
4284 __ add(pc, r1, Operand(masm_->CodeObject())); 4283 __ add(pc, r1, Operand(masm_->CodeObject()));
4285 } 4284 }
4286 4285
4287 4286
4288 #undef __ 4287 #undef __
4289 4288
4290 } } // namespace v8::internal 4289 } } // namespace v8::internal
4291 4290
4292 #endif // V8_TARGET_ARCH_ARM 4291 #endif // V8_TARGET_ARCH_ARM
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