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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 #include "src/v8.h" | 5 #include "src/v8.h" |
6 | 6 |
7 #if V8_TARGET_ARCH_X64 | 7 #if V8_TARGET_ARCH_X64 |
8 | 8 |
9 #include "src/code-stubs.h" | 9 #include "src/code-stubs.h" |
10 #include "src/codegen.h" | 10 #include "src/codegen.h" |
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1281 // space for nested functions that don't need literals cloning. If | 1281 // space for nested functions that don't need literals cloning. If |
1282 // we're running with the --always-opt or the --prepare-always-opt | 1282 // we're running with the --always-opt or the --prepare-always-opt |
1283 // flag, we need to use the runtime function so that the new function | 1283 // flag, we need to use the runtime function so that the new function |
1284 // we are creating here gets a chance to have its code optimized and | 1284 // we are creating here gets a chance to have its code optimized and |
1285 // doesn't just get a copy of the existing unoptimized code. | 1285 // doesn't just get a copy of the existing unoptimized code. |
1286 if (!FLAG_always_opt && | 1286 if (!FLAG_always_opt && |
1287 !FLAG_prepare_always_opt && | 1287 !FLAG_prepare_always_opt && |
1288 !pretenure && | 1288 !pretenure && |
1289 scope()->is_function_scope() && | 1289 scope()->is_function_scope() && |
1290 info->num_literals() == 0) { | 1290 info->num_literals() == 0) { |
1291 FastNewClosureStub stub(isolate(), | 1291 FastNewClosureStub stub(isolate(), info->strict_mode(), info->kind()); |
1292 info->strict_mode(), | |
1293 info->is_generator()); | |
1294 __ Move(rbx, info); | 1292 __ Move(rbx, info); |
1295 __ CallStub(&stub); | 1293 __ CallStub(&stub); |
1296 } else { | 1294 } else { |
1297 __ Push(rsi); | 1295 __ Push(rsi); |
1298 __ Push(info); | 1296 __ Push(info); |
1299 __ Push(pretenure | 1297 __ Push(pretenure |
1300 ? isolate()->factory()->true_value() | 1298 ? isolate()->factory()->true_value() |
1301 : isolate()->factory()->false_value()); | 1299 : isolate()->factory()->false_value()); |
1302 __ CallRuntime(Runtime::kNewClosure, 3); | 1300 __ CallRuntime(Runtime::kNewClosure, 3); |
1303 } | 1301 } |
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4836 DCHECK_EQ(isolate->builtins()->OsrAfterStackCheck()->entry(), | 4834 DCHECK_EQ(isolate->builtins()->OsrAfterStackCheck()->entry(), |
4837 Assembler::target_address_at(call_target_address, | 4835 Assembler::target_address_at(call_target_address, |
4838 unoptimized_code)); | 4836 unoptimized_code)); |
4839 return OSR_AFTER_STACK_CHECK; | 4837 return OSR_AFTER_STACK_CHECK; |
4840 } | 4838 } |
4841 | 4839 |
4842 | 4840 |
4843 } } // namespace v8::internal | 4841 } } // namespace v8::internal |
4844 | 4842 |
4845 #endif // V8_TARGET_ARCH_X64 | 4843 #endif // V8_TARGET_ARCH_X64 |
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