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Side by Side Diff: src/compiler/ppc/code-generator-ppc.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 6
7 #include "src/compilation-info.h" 7 #include "src/compilation-info.h"
8 #include "src/compiler/code-generator-impl.h" 8 #include "src/compiler/code-generator-impl.h"
9 #include "src/compiler/gap-resolver.h" 9 #include "src/compiler/gap-resolver.h"
10 #include "src/compiler/node-matchers.h" 10 #include "src/compiler/node-matchers.h"
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1075 __ stop("kArchDebugBreak"); 1075 __ stop("kArchDebugBreak");
1076 break; 1076 break;
1077 case kArchNop: 1077 case kArchNop:
1078 case kArchThrowTerminator: 1078 case kArchThrowTerminator:
1079 // don't emit code for nops. 1079 // don't emit code for nops.
1080 DCHECK_EQ(LeaveRC, i.OutputRCBit()); 1080 DCHECK_EQ(LeaveRC, i.OutputRCBit());
1081 break; 1081 break;
1082 case kArchDeoptimize: { 1082 case kArchDeoptimize: {
1083 int deopt_state_id = 1083 int deopt_state_id =
1084 BuildTranslation(instr, -1, 0, OutputFrameStateCombine::Ignore()); 1084 BuildTranslation(instr, -1, 0, OutputFrameStateCombine::Ignore());
1085 CodeGenResult result = 1085 Deoptimizer::BailoutType bailout_type =
1086 AssembleDeoptimizerCall(deopt_state_id, current_source_position_); 1086 Deoptimizer::BailoutType(MiscField::decode(instr->opcode()));
1087 CodeGenResult result = AssembleDeoptimizerCall(
1088 deopt_state_id, bailout_type, current_source_position_);
1087 if (result != kSuccess) return result; 1089 if (result != kSuccess) return result;
1088 break; 1090 break;
1089 } 1091 }
1090 case kArchRet: 1092 case kArchRet:
1091 AssembleReturn(instr->InputAt(0)); 1093 AssembleReturn(instr->InputAt(0));
1092 DCHECK_EQ(LeaveRC, i.OutputRCBit()); 1094 DCHECK_EQ(LeaveRC, i.OutputRCBit());
1093 break; 1095 break;
1094 case kArchStackPointer: 1096 case kArchStackPointer:
1095 __ mr(i.OutputRegister(), sp); 1097 __ mr(i.OutputRegister(), sp);
1096 DCHECK_EQ(LeaveRC, i.OutputRCBit()); 1098 DCHECK_EQ(LeaveRC, i.OutputRCBit());
(...skipping 1074 matching lines...) Expand 10 before | Expand all | Expand 10 after
2171 Label* const table = AddJumpTable(cases, case_count); 2173 Label* const table = AddJumpTable(cases, case_count);
2172 __ Cmpli(input, Operand(case_count), r0); 2174 __ Cmpli(input, Operand(case_count), r0);
2173 __ bge(GetLabel(i.InputRpo(1))); 2175 __ bge(GetLabel(i.InputRpo(1)));
2174 __ mov_label_addr(kScratchReg, table); 2176 __ mov_label_addr(kScratchReg, table);
2175 __ ShiftLeftImm(r0, input, Operand(kPointerSizeLog2)); 2177 __ ShiftLeftImm(r0, input, Operand(kPointerSizeLog2));
2176 __ LoadPX(kScratchReg, MemOperand(kScratchReg, r0)); 2178 __ LoadPX(kScratchReg, MemOperand(kScratchReg, r0));
2177 __ Jump(kScratchReg); 2179 __ Jump(kScratchReg);
2178 } 2180 }
2179 2181
2180 CodeGenerator::CodeGenResult CodeGenerator::AssembleDeoptimizerCall( 2182 CodeGenerator::CodeGenResult CodeGenerator::AssembleDeoptimizerCall(
2181 int deoptimization_id, SourcePosition pos) { 2183 int deoptimization_id, Deoptimizer::BailoutType bailout_type,
2182 DeoptimizeKind deoptimization_kind = GetDeoptimizationKind(deoptimization_id); 2184 SourcePosition pos) {
2183 DeoptimizeReason deoptimization_reason =
2184 GetDeoptimizationReason(deoptimization_id);
2185 Deoptimizer::BailoutType bailout_type =
2186 deoptimization_kind == DeoptimizeKind::kSoft ? Deoptimizer::SOFT
2187 : Deoptimizer::EAGER;
2188 Address deopt_entry = Deoptimizer::GetDeoptimizationEntry( 2185 Address deopt_entry = Deoptimizer::GetDeoptimizationEntry(
2189 isolate(), deoptimization_id, bailout_type); 2186 isolate(), deoptimization_id, bailout_type);
2190 // TODO(turbofan): We should be able to generate better code by sharing the 2187 // TODO(turbofan): We should be able to generate better code by sharing the
2191 // actual final call site and just bl'ing to it here, similar to what we do 2188 // actual final call site and just bl'ing to it here, similar to what we do
2192 // in the lithium backend. 2189 // in the lithium backend.
2193 if (deopt_entry == nullptr) return kTooManyDeoptimizationBailouts; 2190 if (deopt_entry == nullptr) return kTooManyDeoptimizationBailouts;
2191 DeoptimizeReason deoptimization_reason =
2192 GetDeoptimizationReason(deoptimization_id);
2194 __ RecordDeoptReason(deoptimization_reason, pos, deoptimization_id); 2193 __ RecordDeoptReason(deoptimization_reason, pos, deoptimization_id);
2195 __ Call(deopt_entry, RelocInfo::RUNTIME_ENTRY); 2194 __ Call(deopt_entry, RelocInfo::RUNTIME_ENTRY);
2196 return kSuccess; 2195 return kSuccess;
2197 } 2196 }
2198 2197
2199 void CodeGenerator::FinishFrame(Frame* frame) { 2198 void CodeGenerator::FinishFrame(Frame* frame) {
2200 CallDescriptor* descriptor = linkage()->GetIncomingDescriptor(); 2199 CallDescriptor* descriptor = linkage()->GetIncomingDescriptor();
2201 const RegList double_saves = descriptor->CalleeSavedFPRegisters(); 2200 const RegList double_saves = descriptor->CalleeSavedFPRegisters();
2202 2201
2203 // Save callee-saved Double registers. 2202 // Save callee-saved Double registers.
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2578 padding_size -= v8::internal::Assembler::kInstrSize; 2577 padding_size -= v8::internal::Assembler::kInstrSize;
2579 } 2578 }
2580 } 2579 }
2581 } 2580 }
2582 2581
2583 #undef __ 2582 #undef __
2584 2583
2585 } // namespace compiler 2584 } // namespace compiler
2586 } // namespace internal 2585 } // namespace internal
2587 } // namespace v8 2586 } // namespace v8
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