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Side by Side Diff: src/compiler/x64/code-generator-x64.cc

Issue 2682143002: [compiler] Pass deoptimization_kind through DeoptimizeParameters and FlagsContinuation (Closed)
Patch Set: fix Created 3 years, 10 months ago
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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 "src/compiler/code-generator.h" 5 #include "src/compiler/code-generator.h"
6 6
7 #include <limits> 7 #include <limits>
8 8
9 #include "src/compilation-info.h" 9 #include "src/compilation-info.h"
10 #include "src/compiler/code-generator-impl.h" 10 #include "src/compiler/code-generator-impl.h"
(...skipping 912 matching lines...) Expand 10 before | Expand all | Expand 10 after
923 case kArchDebugBreak: 923 case kArchDebugBreak:
924 __ int3(); 924 __ int3();
925 break; 925 break;
926 case kArchNop: 926 case kArchNop:
927 case kArchThrowTerminator: 927 case kArchThrowTerminator:
928 // don't emit code for nops. 928 // don't emit code for nops.
929 break; 929 break;
930 case kArchDeoptimize: { 930 case kArchDeoptimize: {
931 int deopt_state_id = 931 int deopt_state_id =
932 BuildTranslation(instr, -1, 0, OutputFrameStateCombine::Ignore()); 932 BuildTranslation(instr, -1, 0, OutputFrameStateCombine::Ignore());
933 Deoptimizer::BailoutType bailout_type = 933 CodeGenResult result =
934 Deoptimizer::BailoutType(MiscField::decode(instr->opcode())); 934 AssembleDeoptimizerCall(deopt_state_id, current_source_position_);
935 CodeGenResult result = AssembleDeoptimizerCall(
936 deopt_state_id, bailout_type, current_source_position_);
937 if (result != kSuccess) return result; 935 if (result != kSuccess) return result;
938 break; 936 break;
939 } 937 }
940 case kArchRet: 938 case kArchRet:
941 AssembleReturn(instr->InputAt(0)); 939 AssembleReturn(instr->InputAt(0));
942 break; 940 break;
943 case kArchStackPointer: 941 case kArchStackPointer:
944 __ movq(i.OutputRegister(), rsp); 942 __ movq(i.OutputRegister(), rsp);
945 break; 943 break;
946 case kArchFramePointer: 944 case kArchFramePointer:
(...skipping 1469 matching lines...) Expand 10 before | Expand all | Expand 10 after
2416 cases[index] = GetLabel(i.InputRpo(index + 2)); 2414 cases[index] = GetLabel(i.InputRpo(index + 2));
2417 } 2415 }
2418 Label* const table = AddJumpTable(cases, case_count); 2416 Label* const table = AddJumpTable(cases, case_count);
2419 __ cmpl(input, Immediate(case_count)); 2417 __ cmpl(input, Immediate(case_count));
2420 __ j(above_equal, GetLabel(i.InputRpo(1))); 2418 __ j(above_equal, GetLabel(i.InputRpo(1)));
2421 __ leaq(kScratchRegister, Operand(table)); 2419 __ leaq(kScratchRegister, Operand(table));
2422 __ jmp(Operand(kScratchRegister, input, times_8, 0)); 2420 __ jmp(Operand(kScratchRegister, input, times_8, 0));
2423 } 2421 }
2424 2422
2425 CodeGenerator::CodeGenResult CodeGenerator::AssembleDeoptimizerCall( 2423 CodeGenerator::CodeGenResult CodeGenerator::AssembleDeoptimizerCall(
2426 int deoptimization_id, Deoptimizer::BailoutType bailout_type, 2424 int deoptimization_id, SourcePosition pos) {
2427 SourcePosition pos) { 2425 DeoptimizeKind deoptimization_kind = GetDeoptimizationKind(deoptimization_id);
2426 DeoptimizeReason deoptimization_reason =
2427 GetDeoptimizationReason(deoptimization_id);
2428 Deoptimizer::BailoutType bailout_type =
2429 deoptimization_kind == DeoptimizeKind::kSoft ? Deoptimizer::SOFT
2430 : Deoptimizer::EAGER;
2428 Address deopt_entry = Deoptimizer::GetDeoptimizationEntry( 2431 Address deopt_entry = Deoptimizer::GetDeoptimizationEntry(
2429 isolate(), deoptimization_id, bailout_type); 2432 isolate(), deoptimization_id, bailout_type);
2430 if (deopt_entry == nullptr) return kTooManyDeoptimizationBailouts; 2433 if (deopt_entry == nullptr) return kTooManyDeoptimizationBailouts;
2431 DeoptimizeReason deoptimization_reason =
2432 GetDeoptimizationReason(deoptimization_id);
2433 __ RecordDeoptReason(deoptimization_reason, pos, deoptimization_id); 2434 __ RecordDeoptReason(deoptimization_reason, pos, deoptimization_id);
2434 __ call(deopt_entry, RelocInfo::RUNTIME_ENTRY); 2435 __ call(deopt_entry, RelocInfo::RUNTIME_ENTRY);
2435 return kSuccess; 2436 return kSuccess;
2436 } 2437 }
2437 2438
2438 2439
2439 namespace { 2440 namespace {
2440 2441
2441 static const int kQuadWordSize = 16; 2442 static const int kQuadWordSize = 16;
2442 2443
(...skipping 411 matching lines...) Expand 10 before | Expand all | Expand 10 after
2854 int padding_size = last_lazy_deopt_pc_ + space_needed - current_pc; 2855 int padding_size = last_lazy_deopt_pc_ + space_needed - current_pc;
2855 __ Nop(padding_size); 2856 __ Nop(padding_size);
2856 } 2857 }
2857 } 2858 }
2858 2859
2859 #undef __ 2860 #undef __
2860 2861
2861 } // namespace compiler 2862 } // namespace compiler
2862 } // namespace internal 2863 } // namespace internal
2863 } // namespace v8 2864 } // namespace v8
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