1 /* 2 * Copyright (c) 2023 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 #ifndef ECMASCRIPT_COMPILER_NUMBER_SPECULATIVE_LOWERING_H 17 #define ECMASCRIPT_COMPILER_NUMBER_SPECULATIVE_LOWERING_H 18 19 #include "ecmascript/compiler/circuit_builder-inl.h" 20 #include "ecmascript/compiler/gate_accessor.h" 21 #include "ecmascript/compiler/gate_meta_data.h" 22 #include "ecmascript/compiler/number_gate_info.h" 23 #include "ecmascript/compiler/type.h" 24 #include "ecmascript/mem/chunk_containers.h" 25 #include "ecmascript/ts_types/ts_manager.h" 26 27 namespace panda::ecmascript::kungfu { 28 class NumberSpeculativeLowering { 29 public: NumberSpeculativeLowering(Circuit * circuit,Chunk * chunk,ChunkVector<TypeInfo> & typeInfos,ChunkVector<RangeInfo> & rangeInfos)30 NumberSpeculativeLowering(Circuit* circuit, Chunk* chunk, ChunkVector<TypeInfo>& typeInfos, 31 ChunkVector<RangeInfo>& rangeInfos) 32 : circuit_(circuit), acc_(circuit), builder_(circuit), typeInfos_(typeInfos), 33 rangeInfos_(rangeInfos), rangeGuardGates_(chunk) {} 34 void Run(); 35 36 private: 37 void VisitGate(GateRef gate); 38 void VisitTypedBinaryOp(GateRef gate); 39 void VisitNumberBinaryOp(GateRef gate); 40 void VisitTypedUnaryOp(GateRef gate); 41 void VisitNumberNot(GateRef gate); 42 void VisitTypedConditionJump(GateRef gate); 43 void VisitConstant(GateRef gate); 44 void VisitPhi(GateRef gate); 45 void VisitUndefinedStrictEq(GateRef gate); 46 void VisitCallBuiltins(GateRef gate); 47 void VisitRangeGuard(GateRef gate); 48 void VisitIndexCheck(GateRef gate); 49 void VisitLoadArrayLength(GateRef gate); 50 void VisitLoadElement(GateRef gate); 51 void VisitLoadProperty(GateRef gate); 52 53 template<TypedBinOp Op> 54 void VisitNumberCalculate(GateRef gate); 55 template<TypedBinOp Op> 56 void VisitNumberCompare(GateRef gate); 57 template<TypedBinOp Op> 58 void VisitNumberShift(GateRef gate); 59 template<TypedBinOp Op> 60 void VisitNumberLogical(GateRef gate); 61 template<TypedUnOp Op> 62 void VisitNumberMonocular(GateRef gate); 63 void VisitNumberDiv(GateRef gate); 64 template<TypedBinOp Op> 65 void VisitNumberMod(GateRef gate); 66 void VisitBooleanJump(GateRef gate); 67 void VisitIsTrueOrFalse(GateRef gate, bool flag); 68 69 template<TypedBinOp Op> 70 GateRef CalculateInts(GateRef left, GateRef right); 71 template<TypedBinOp Op> 72 GateRef CalculateDoubles(GateRef left, GateRef right); 73 template<TypedBinOp Op> 74 GateRef CompareInts(GateRef left, GateRef right); 75 template<TypedBinOp Op> 76 GateRef CompareDoubles(GateRef left, GateRef right); 77 template<TypedBinOp Op> 78 GateRef ShiftInts(GateRef left, GateRef right); 79 template<TypedBinOp Op> 80 GateRef LogicalInts(GateRef left, GateRef right); 81 template<TypedUnOp Op> 82 GateRef MonocularInt(GateRef gate); 83 template<TypedUnOp Op> 84 GateRef MonocularDouble(GateRef gate); 85 GetOutputType(GateRef gate)86 TypeInfo GetOutputType(GateRef gate) const 87 { 88 auto index = acc_.GetId(gate); 89 ASSERT(index < typeInfos_.size()); 90 return typeInfos_[index]; 91 } 92 93 void UpdateRange(GateRef gate, const RangeInfo& range); 94 RangeInfo GetRange(GateRef gate) const; 95 GateRef GetConstInt32(int32_t v); 96 97 Circuit* circuit_; 98 GateAccessor acc_; 99 CircuitBuilder builder_; 100 ChunkVector<TypeInfo>& typeInfos_; 101 ChunkVector<RangeInfo>& rangeInfos_; 102 ChunkVector<GateRef> rangeGuardGates_; 103 }; 104 } // panda::ecmascript::kungfu 105 #endif // ECMASCRIPT_COMPILER_NUMBER_SPECULATIVE_LOWERING_H 106