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1 // Copyright 2013 the V8 project authors. All rights reserved. | 1 // Copyright 2013 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_ARM64 | 7 #if V8_TARGET_ARCH_ARM64 |
8 | 8 |
9 #include "cpu-profiler.h" | 9 #include "cpu-profiler.h" |
10 #include "unicode.h" | 10 #include "unicode.h" |
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1308 | 1308 |
1309 Handle<String> subject(frame_entry<String*>(re_frame, kInput)); | 1309 Handle<String> subject(frame_entry<String*>(re_frame, kInput)); |
1310 | 1310 |
1311 // Current string. | 1311 // Current string. |
1312 bool is_ascii = subject->IsOneByteRepresentationUnderneath(); | 1312 bool is_ascii = subject->IsOneByteRepresentationUnderneath(); |
1313 | 1313 |
1314 ASSERT(re_code->instruction_start() <= *return_address); | 1314 ASSERT(re_code->instruction_start() <= *return_address); |
1315 ASSERT(*return_address <= | 1315 ASSERT(*return_address <= |
1316 re_code->instruction_start() + re_code->instruction_size()); | 1316 re_code->instruction_start() + re_code->instruction_size()); |
1317 | 1317 |
1318 Object* result = Execution::HandleStackGuardInterrupt(isolate); | 1318 Object* result = isolate->stack_guard()->HandleInterrupts(); |
1319 | 1319 |
1320 if (*code_handle != re_code) { // Return address no longer valid | 1320 if (*code_handle != re_code) { // Return address no longer valid |
1321 int delta = code_handle->address() - re_code->address(); | 1321 int delta = code_handle->address() - re_code->address(); |
1322 // Overwrite the return address on the stack. | 1322 // Overwrite the return address on the stack. |
1323 *return_address += delta; | 1323 *return_address += delta; |
1324 } | 1324 } |
1325 | 1325 |
1326 if (result->IsException()) { | 1326 if (result->IsException()) { |
1327 return EXCEPTION; | 1327 return EXCEPTION; |
1328 } | 1328 } |
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1696 __ Ldrh(current_character(), MemOperand(input_end(), offset, SXTW)); | 1696 __ Ldrh(current_character(), MemOperand(input_end(), offset, SXTW)); |
1697 } | 1697 } |
1698 } | 1698 } |
1699 } | 1699 } |
1700 | 1700 |
1701 #endif // V8_INTERPRETED_REGEXP | 1701 #endif // V8_INTERPRETED_REGEXP |
1702 | 1702 |
1703 }} // namespace v8::internal | 1703 }} // namespace v8::internal |
1704 | 1704 |
1705 #endif // V8_TARGET_ARCH_ARM64 | 1705 #endif // V8_TARGET_ARCH_ARM64 |
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