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Issue 1329293003: [runtime] Sanitize %NewClosure runtime entries. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: REBASE. Ports Created 5 years, 3 months ago
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1 // Copyright 2012 the V8 project authors. All rights reserved. 1 // Copyright 2012 the V8 project authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #if V8_TARGET_ARCH_IA32 5 #if V8_TARGET_ARCH_IA32
6 6
7 #include "src/code-factory.h" 7 #include "src/code-factory.h"
8 #include "src/code-stubs.h" 8 #include "src/code-stubs.h"
9 #include "src/codegen.h" 9 #include "src/codegen.h"
10 #include "src/compiler.h" 10 #include "src/compiler.h"
(...skipping 1154 matching lines...) Expand 10 before | Expand all | Expand 10 after
1165 // doesn't just get a copy of the existing unoptimized code. 1165 // doesn't just get a copy of the existing unoptimized code.
1166 if (!FLAG_always_opt && 1166 if (!FLAG_always_opt &&
1167 !FLAG_prepare_always_opt && 1167 !FLAG_prepare_always_opt &&
1168 !pretenure && 1168 !pretenure &&
1169 scope()->is_function_scope() && 1169 scope()->is_function_scope() &&
1170 info->num_literals() == 0) { 1170 info->num_literals() == 0) {
1171 FastNewClosureStub stub(isolate(), info->language_mode(), info->kind()); 1171 FastNewClosureStub stub(isolate(), info->language_mode(), info->kind());
1172 __ mov(ebx, Immediate(info)); 1172 __ mov(ebx, Immediate(info));
1173 __ CallStub(&stub); 1173 __ CallStub(&stub);
1174 } else { 1174 } else {
1175 __ push(esi);
1176 __ push(Immediate(info)); 1175 __ push(Immediate(info));
1177 __ push(Immediate(pretenure 1176 __ CallRuntime(
1178 ? isolate()->factory()->true_value() 1177 pretenure ? Runtime::kNewClosure_Tenured : Runtime::kNewClosure, 1);
1179 : isolate()->factory()->false_value()));
1180 __ CallRuntime(Runtime::kNewClosure, 3);
1181 } 1178 }
1182 context()->Plug(eax); 1179 context()->Plug(eax);
1183 } 1180 }
1184 1181
1185 1182
1186 void FullCodeGenerator::EmitSetHomeObjectIfNeeded(Expression* initializer, 1183 void FullCodeGenerator::EmitSetHomeObjectIfNeeded(Expression* initializer,
1187 int offset, 1184 int offset,
1188 FeedbackVectorICSlot slot) { 1185 FeedbackVectorICSlot slot) {
1189 if (NeedsHomeObject(initializer)) { 1186 if (NeedsHomeObject(initializer)) {
1190 __ mov(StoreDescriptor::ReceiverRegister(), Operand(esp, 0)); 1187 __ mov(StoreDescriptor::ReceiverRegister(), Operand(esp, 0));
(...skipping 4053 matching lines...) Expand 10 before | Expand all | Expand 10 after
5244 Assembler::target_address_at(call_target_address, 5241 Assembler::target_address_at(call_target_address,
5245 unoptimized_code)); 5242 unoptimized_code));
5246 return OSR_AFTER_STACK_CHECK; 5243 return OSR_AFTER_STACK_CHECK;
5247 } 5244 }
5248 5245
5249 5246
5250 } // namespace internal 5247 } // namespace internal
5251 } // namespace v8 5248 } // namespace v8
5252 5249
5253 #endif // V8_TARGET_ARCH_IA32 5250 #endif // V8_TARGET_ARCH_IA32
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