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Side by Side Diff: src/compiler/arm64/code-generator-arm64.cc

Issue 2177483002: [turbofan] Handle impossible types (Type::None()) in the backend. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Fix?? Created 4 years, 5 months ago
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1 // Copyright 2014 the V8 project authors. All rights reserved. 1 // Copyright 2014 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/compiler/code-generator.h" 5 #include "src/compiler/code-generator.h"
6 6
7 #include "src/arm64/frames-arm64.h" 7 #include "src/arm64/frames-arm64.h"
8 #include "src/arm64/macro-assembler-arm64.h" 8 #include "src/arm64/macro-assembler-arm64.h"
9 #include "src/ast/scopes.h" 9 #include "src/ast/scopes.h"
10 #include "src/compiler/code-generator-impl.h" 10 #include "src/compiler/code-generator-impl.h"
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759 break; 759 break;
760 case kArchTableSwitch: 760 case kArchTableSwitch:
761 AssembleArchTableSwitch(instr); 761 AssembleArchTableSwitch(instr);
762 break; 762 break;
763 case kArchLookupSwitch: 763 case kArchLookupSwitch:
764 AssembleArchLookupSwitch(instr); 764 AssembleArchLookupSwitch(instr);
765 break; 765 break;
766 case kArchDebugBreak: 766 case kArchDebugBreak:
767 __ Debug("kArchDebugBreak", 0, BREAK); 767 __ Debug("kArchDebugBreak", 0, BREAK);
768 break; 768 break;
769 case kArchImpossible:
770 __ Abort(kConversionFromImpossibleValue);
771 break;
769 case kArchComment: { 772 case kArchComment: {
770 Address comment_string = i.InputExternalReference(0).address(); 773 Address comment_string = i.InputExternalReference(0).address();
771 __ RecordComment(reinterpret_cast<const char*>(comment_string)); 774 __ RecordComment(reinterpret_cast<const char*>(comment_string));
772 break; 775 break;
773 } 776 }
774 case kArchNop: 777 case kArchNop:
775 case kArchThrowTerminator: 778 case kArchThrowTerminator:
776 // don't emit code for nops. 779 // don't emit code for nops.
777 break; 780 break;
778 case kArchDeoptimize: { 781 case kArchDeoptimize: {
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2083 padding_size -= kInstructionSize; 2086 padding_size -= kInstructionSize;
2084 } 2087 }
2085 } 2088 }
2086 } 2089 }
2087 2090
2088 #undef __ 2091 #undef __
2089 2092
2090 } // namespace compiler 2093 } // namespace compiler
2091 } // namespace internal 2094 } // namespace internal
2092 } // namespace v8 2095 } // namespace v8
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