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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 "v8.h" | 5 #include "v8.h" |
6 | 6 |
7 #if V8_TARGET_ARCH_IA32 | 7 #if V8_TARGET_ARCH_IA32 |
8 | 8 |
9 #include "cpu-profiler.h" | 9 #include "cpu-profiler.h" |
10 #include "unicode.h" | 10 #include "unicode.h" |
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1096 | 1096 |
1097 Handle<String> subject(frame_entry<String*>(re_frame, kInputString)); | 1097 Handle<String> subject(frame_entry<String*>(re_frame, kInputString)); |
1098 | 1098 |
1099 // Current string. | 1099 // Current string. |
1100 bool is_ascii = subject->IsOneByteRepresentationUnderneath(); | 1100 bool is_ascii = subject->IsOneByteRepresentationUnderneath(); |
1101 | 1101 |
1102 ASSERT(re_code->instruction_start() <= *return_address); | 1102 ASSERT(re_code->instruction_start() <= *return_address); |
1103 ASSERT(*return_address <= | 1103 ASSERT(*return_address <= |
1104 re_code->instruction_start() + re_code->instruction_size()); | 1104 re_code->instruction_start() + re_code->instruction_size()); |
1105 | 1105 |
1106 Object* result = Execution::HandleStackGuardInterrupt(isolate); | 1106 Object* result = isolate->stack_guard()->HandleInterrupts(); |
1107 | 1107 |
1108 if (*code_handle != re_code) { // Return address no longer valid | 1108 if (*code_handle != re_code) { // Return address no longer valid |
1109 int delta = code_handle->address() - re_code->address(); | 1109 int delta = code_handle->address() - re_code->address(); |
1110 // Overwrite the return address on the stack. | 1110 // Overwrite the return address on the stack. |
1111 *return_address += delta; | 1111 *return_address += delta; |
1112 } | 1112 } |
1113 | 1113 |
1114 if (result->IsException()) { | 1114 if (result->IsException()) { |
1115 return EXCEPTION; | 1115 return EXCEPTION; |
1116 } | 1116 } |
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1299 } | 1299 } |
1300 | 1300 |
1301 | 1301 |
1302 #undef __ | 1302 #undef __ |
1303 | 1303 |
1304 #endif // V8_INTERPRETED_REGEXP | 1304 #endif // V8_INTERPRETED_REGEXP |
1305 | 1305 |
1306 }} // namespace v8::internal | 1306 }} // namespace v8::internal |
1307 | 1307 |
1308 #endif // V8_TARGET_ARCH_IA32 | 1308 #endif // V8_TARGET_ARCH_IA32 |
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