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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 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
4 // met: | 4 // met: |
5 // | 5 // |
6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
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416 Representation LChunk::LookupLiteralRepresentation( | 416 Representation LChunk::LookupLiteralRepresentation( |
417 LConstantOperand* operand) const { | 417 LConstantOperand* operand) const { |
418 return graph_->LookupValue(operand->index())->representation(); | 418 return graph_->LookupValue(operand->index())->representation(); |
419 } | 419 } |
420 | 420 |
421 | 421 |
422 LChunk* LChunk::NewChunk(HGraph* graph) { | 422 LChunk* LChunk::NewChunk(HGraph* graph) { |
423 DisallowHandleAllocation no_handles; | 423 DisallowHandleAllocation no_handles; |
424 DisallowHeapAllocation no_gc; | 424 DisallowHeapAllocation no_gc; |
425 int values = graph->GetMaximumValueID(); | 425 int values = graph->GetMaximumValueID(); |
426 graph->DisallowAddingNewValues(); | |
Toon Verwaest
2013/11/08 13:32:21
I'd swap the 2 lines above, just in the case someo
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426 CompilationInfo* info = graph->info(); | 427 CompilationInfo* info = graph->info(); |
427 if (values > LUnallocated::kMaxVirtualRegisters) { | 428 if (values > LUnallocated::kMaxVirtualRegisters) { |
428 info->set_bailout_reason(kNotEnoughVirtualRegistersForValues); | 429 info->set_bailout_reason(kNotEnoughVirtualRegistersForValues); |
429 return NULL; | 430 return NULL; |
430 } | 431 } |
431 LAllocator allocator(values, graph); | 432 LAllocator allocator(values, graph); |
432 LChunkBuilder builder(info, graph, &allocator); | 433 LChunkBuilder builder(info, graph, &allocator); |
433 LChunk* chunk = builder.Build(); | 434 LChunk* chunk = builder.Build(); |
434 if (chunk == NULL) return NULL; | 435 if (chunk == NULL) return NULL; |
435 | 436 |
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499 | 500 |
500 | 501 |
501 LPhase::~LPhase() { | 502 LPhase::~LPhase() { |
502 if (ShouldProduceTraceOutput()) { | 503 if (ShouldProduceTraceOutput()) { |
503 isolate()->GetHTracer()->TraceLithium(name(), chunk_); | 504 isolate()->GetHTracer()->TraceLithium(name(), chunk_); |
504 } | 505 } |
505 } | 506 } |
506 | 507 |
507 | 508 |
508 } } // namespace v8::internal | 509 } } // namespace v8::internal |
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