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Issue 2497523002: [promises] Move promise constructor to TFS (Closed)
Patch Set: add goto Created 4 years 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 #include "src/isolate.h" 5 #include "src/isolate.h"
6 6
7 #include <stdlib.h> 7 #include <stdlib.h>
8 8
9 #include <fstream> // NOLINT(readability/streams) 9 #include <fstream> // NOLINT(readability/streams)
10 #include <sstream> 10 #include <sstream>
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1334 HandlerTable::CatchPrediction prediction; 1334 HandlerTable::CatchPrediction prediction;
1335 if (frame->is_optimized()) { 1335 if (frame->is_optimized()) {
1336 if (frame->LookupExceptionHandlerInTable(nullptr, nullptr) > 0) { 1336 if (frame->LookupExceptionHandlerInTable(nullptr, nullptr) > 0) {
1337 // This optimized frame will catch. It's handler table does not include 1337 // This optimized frame will catch. It's handler table does not include
1338 // exception prediction, and we need to use the corresponding handler 1338 // exception prediction, and we need to use the corresponding handler
1339 // tables on the unoptimized code objects. 1339 // tables on the unoptimized code objects.
1340 List<FrameSummary> summaries; 1340 List<FrameSummary> summaries;
1341 frame->Summarize(&summaries); 1341 frame->Summarize(&summaries);
1342 for (const FrameSummary& summary : summaries) { 1342 for (const FrameSummary& summary : summaries) {
1343 Handle<AbstractCode> code = summary.abstract_code(); 1343 Handle<AbstractCode> code = summary.abstract_code();
1344 if (code->IsCode() && code->GetCode()->is_promise_rejection()) {
1345 return HandlerTable::PROMISE;
1346 }
1344 if (code->kind() == AbstractCode::OPTIMIZED_FUNCTION) { 1347 if (code->kind() == AbstractCode::OPTIMIZED_FUNCTION) {
1345 DCHECK(summary.function()->shared()->asm_function()); 1348 DCHECK(summary.function()->shared()->asm_function());
1346 DCHECK(!FLAG_turbo_asm_deoptimization); 1349 DCHECK(!FLAG_turbo_asm_deoptimization);
1347 // asm code cannot contain try-catch. 1350 // asm code cannot contain try-catch.
1348 continue; 1351 continue;
1349 } 1352 }
1350 int code_offset = summary.code_offset(); 1353 int code_offset = summary.code_offset();
1351 int index = 1354 int index =
1352 code->LookupRangeInHandlerTable(code_offset, nullptr, &prediction); 1355 code->LookupRangeInHandlerTable(code_offset, nullptr, &prediction);
1353 if (index <= 0) continue; 1356 if (index <= 0) continue;
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3503 // Then check whether this scope intercepts. 3506 // Then check whether this scope intercepts.
3504 if ((flag & intercept_mask_)) { 3507 if ((flag & intercept_mask_)) {
3505 intercepted_flags_ |= flag; 3508 intercepted_flags_ |= flag;
3506 return true; 3509 return true;
3507 } 3510 }
3508 return false; 3511 return false;
3509 } 3512 }
3510 3513
3511 } // namespace internal 3514 } // namespace internal
3512 } // namespace v8 3515 } // namespace v8
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