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

Issue 2683203002: Revert of [compiler] Pass deoptimization_kind through DeoptimizeParameters and FlagsContinuation (Closed)
Patch Set: Created 3 years, 10 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 #include "src/compilation-info.h" 6 #include "src/compilation-info.h"
7 #include "src/compiler/code-generator-impl.h" 7 #include "src/compiler/code-generator-impl.h"
8 #include "src/compiler/gap-resolver.h" 8 #include "src/compiler/gap-resolver.h"
9 #include "src/compiler/node-matchers.h" 9 #include "src/compiler/node-matchers.h"
10 #include "src/compiler/osr.h" 10 #include "src/compiler/osr.h"
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725 __ RecordComment(reinterpret_cast<const char*>(comment_string)); 725 __ RecordComment(reinterpret_cast<const char*>(comment_string));
726 break; 726 break;
727 } 727 }
728 case kArchNop: 728 case kArchNop:
729 case kArchThrowTerminator: 729 case kArchThrowTerminator:
730 // don't emit code for nops. 730 // don't emit code for nops.
731 break; 731 break;
732 case kArchDeoptimize: { 732 case kArchDeoptimize: {
733 int deopt_state_id = 733 int deopt_state_id =
734 BuildTranslation(instr, -1, 0, OutputFrameStateCombine::Ignore()); 734 BuildTranslation(instr, -1, 0, OutputFrameStateCombine::Ignore());
735 CodeGenResult result = 735 Deoptimizer::BailoutType bailout_type =
736 AssembleDeoptimizerCall(deopt_state_id, current_source_position_); 736 Deoptimizer::BailoutType(MiscField::decode(instr->opcode()));
737 CodeGenResult result = AssembleDeoptimizerCall(
738 deopt_state_id, bailout_type, current_source_position_);
737 if (result != kSuccess) return result; 739 if (result != kSuccess) return result;
738 break; 740 break;
739 } 741 }
740 case kArchRet: 742 case kArchRet:
741 AssembleReturn(instr->InputAt(0)); 743 AssembleReturn(instr->InputAt(0));
742 break; 744 break;
743 case kArchStackPointer: 745 case kArchStackPointer:
744 __ mov(i.OutputRegister(), sp); 746 __ mov(i.OutputRegister(), sp);
745 break; 747 break;
746 case kArchFramePointer: 748 case kArchFramePointer:
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1977 MipsOperandConverter i(this, instr); 1979 MipsOperandConverter i(this, instr);
1978 Register input = i.InputRegister(0); 1980 Register input = i.InputRegister(0);
1979 size_t const case_count = instr->InputCount() - 2; 1981 size_t const case_count = instr->InputCount() - 2;
1980 __ Branch(GetLabel(i.InputRpo(1)), hs, input, Operand(case_count)); 1982 __ Branch(GetLabel(i.InputRpo(1)), hs, input, Operand(case_count));
1981 __ GenerateSwitchTable(input, case_count, [&i, this](size_t index) { 1983 __ GenerateSwitchTable(input, case_count, [&i, this](size_t index) {
1982 return GetLabel(i.InputRpo(index + 2)); 1984 return GetLabel(i.InputRpo(index + 2));
1983 }); 1985 });
1984 } 1986 }
1985 1987
1986 CodeGenerator::CodeGenResult CodeGenerator::AssembleDeoptimizerCall( 1988 CodeGenerator::CodeGenResult CodeGenerator::AssembleDeoptimizerCall(
1987 int deoptimization_id, SourcePosition pos) { 1989 int deoptimization_id, Deoptimizer::BailoutType bailout_type,
1988 DeoptimizeKind deoptimization_kind = GetDeoptimizationKind(deoptimization_id); 1990 SourcePosition pos) {
1989 DeoptimizeReason deoptimization_reason =
1990 GetDeoptimizationReason(deoptimization_id);
1991 Deoptimizer::BailoutType bailout_type =
1992 deoptimization_kind == DeoptimizeKind::kSoft ? Deoptimizer::SOFT
1993 : Deoptimizer::EAGER;
1994 Address deopt_entry = Deoptimizer::GetDeoptimizationEntry( 1991 Address deopt_entry = Deoptimizer::GetDeoptimizationEntry(
1995 isolate(), deoptimization_id, bailout_type); 1992 isolate(), deoptimization_id, bailout_type);
1996 if (deopt_entry == nullptr) return kTooManyDeoptimizationBailouts; 1993 if (deopt_entry == nullptr) return kTooManyDeoptimizationBailouts;
1994 DeoptimizeReason deoptimization_reason =
1995 GetDeoptimizationReason(deoptimization_id);
1997 __ RecordDeoptReason(deoptimization_reason, pos, deoptimization_id); 1996 __ RecordDeoptReason(deoptimization_reason, pos, deoptimization_id);
1998 __ Call(deopt_entry, RelocInfo::RUNTIME_ENTRY); 1997 __ Call(deopt_entry, RelocInfo::RUNTIME_ENTRY);
1999 return kSuccess; 1998 return kSuccess;
2000 } 1999 }
2001 2000
2002 void CodeGenerator::FinishFrame(Frame* frame) { 2001 void CodeGenerator::FinishFrame(Frame* frame) {
2003 CallDescriptor* descriptor = linkage()->GetIncomingDescriptor(); 2002 CallDescriptor* descriptor = linkage()->GetIncomingDescriptor();
2004 2003
2005 const RegList saves_fpu = descriptor->CalleeSavedFPRegisters(); 2004 const RegList saves_fpu = descriptor->CalleeSavedFPRegisters();
2006 if (saves_fpu != 0) { 2005 if (saves_fpu != 0) {
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2374 padding_size -= v8::internal::Assembler::kInstrSize; 2373 padding_size -= v8::internal::Assembler::kInstrSize;
2375 } 2374 }
2376 } 2375 }
2377 } 2376 }
2378 2377
2379 #undef __ 2378 #undef __
2380 2379
2381 } // namespace compiler 2380 } // namespace compiler
2382 } // namespace internal 2381 } // namespace internal
2383 } // namespace v8 2382 } // namespace v8
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