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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/instruction-selector.h" | 5 #include "src/compiler/instruction-selector.h" |
| 6 | 6 |
| 7 #include <limits> | 7 #include <limits> |
| 8 | 8 |
| 9 #include "src/base/adapters.h" | 9 #include "src/base/adapters.h" |
| 10 #include "src/compiler/instruction-selector-impl.h" | 10 #include "src/compiler/instruction-selector-impl.h" |
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| 362 UNREACHABLE(); | 362 UNREACHABLE(); |
| 363 break; | 363 break; |
| 364 default: | 364 default: |
| 365 if (rep == MachineRepresentation::kNone) { | 365 if (rep == MachineRepresentation::kNone) { |
| 366 return g->TempImmediate(FrameStateDescriptor::kImpossibleValue); | 366 return g->TempImmediate(FrameStateDescriptor::kImpossibleValue); |
| 367 } else { | 367 } else { |
| 368 switch (kind) { | 368 switch (kind) { |
| 369 case FrameStateInputKind::kStackSlot: | 369 case FrameStateInputKind::kStackSlot: |
| 370 return g->UseUniqueSlot(input); | 370 return g->UseUniqueSlot(input); |
| 371 case FrameStateInputKind::kAny: | 371 case FrameStateInputKind::kAny: |
| 372 return g->UseAny(input); | 372 // Currently deopts "wrap" other operations, so the deopt's inputs |
| 373 // are potentially needed untill the end of the deoptimising code. |
| 374 return g->UseAnyAtEnd(input); |
| 373 } | 375 } |
| 374 } | 376 } |
| 375 } | 377 } |
| 376 UNREACHABLE(); | 378 UNREACHABLE(); |
| 377 return InstructionOperand(); | 379 return InstructionOperand(); |
| 378 } | 380 } |
| 379 | 381 |
| 380 | 382 |
| 381 class StateObjectDeduplicator { | 383 class StateObjectDeduplicator { |
| 382 public: | 384 public: |
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| 2064 return new (instruction_zone()) FrameStateDescriptor( | 2066 return new (instruction_zone()) FrameStateDescriptor( |
| 2065 instruction_zone(), state_info.type(), state_info.bailout_id(), | 2067 instruction_zone(), state_info.type(), state_info.bailout_id(), |
| 2066 state_info.state_combine(), parameters, locals, stack, | 2068 state_info.state_combine(), parameters, locals, stack, |
| 2067 state_info.shared_info(), outer_state); | 2069 state_info.shared_info(), outer_state); |
| 2068 } | 2070 } |
| 2069 | 2071 |
| 2070 | 2072 |
| 2071 } // namespace compiler | 2073 } // namespace compiler |
| 2072 } // namespace internal | 2074 } // namespace internal |
| 2073 } // namespace v8 | 2075 } // namespace v8 |
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