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/share_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 26 namespace panda::ecmascript::kungfu { 27 class NumberSpeculativeLowering { 28 public: NumberSpeculativeLowering(Circuit * circuit,Chunk * chunk,ChunkVector<TypeInfo> & typeInfos,ChunkVector<RangeInfo> & rangeInfos)29 NumberSpeculativeLowering(Circuit* circuit, Chunk* chunk, ChunkVector<TypeInfo>& typeInfos, 30 ChunkVector<RangeInfo>& rangeInfos) 31 : circuit_(circuit), acc_(circuit), builder_(circuit), typeInfos_(typeInfos), 32 rangeInfos_(rangeInfos), rangeGuardGates_(chunk) {} 33 void Run(); 34 35 private: 36 void VisitGate(GateRef gate); 37 void VisitTypedBinaryOp(GateRef gate); 38 void VisitNumberBinaryOp(GateRef gate); 39 void VisitStringBinaryOp(GateRef gate); 40 void VisitInternStringBinaryOp(GateRef gate); 41 void VisitTypedUnaryOp(GateRef gate); 42 void VisitNumberNot(GateRef gate); 43 void VisitTypedConditionJump(GateRef gate); 44 void VisitConstant(GateRef gate); 45 void VisitPhi(GateRef gate); 46 void VisitUndefinedStrictEqOrUndefinedStrictNotEq(GateRef gate); 47 void VisitUndefinedEqOrUndefinedNotEq(GateRef gate); 48 void VisitEqualOrNotEqual(GateRef gate); 49 void VisitRangeGuard(GateRef gate); 50 void VisitRangeCheckPredicate(GateRef gate); 51 void VisitIndexCheck(GateRef gate); 52 void VisitLoadArrayLength(GateRef gate); 53 void VisitLoadStringLength(GateRef gate); 54 void VisitLoadMapSize(GateRef gate); 55 void VisitLoadElement(GateRef gate); 56 void VisitLoadProperty(GateRef gate); 57 void VisitLoadPropertyOnProto(GateRef gate); 58 void VisitRound(GateRef gate); 59 void VisitFRound(GateRef gate); 60 61 template<TypedBinOp Op> 62 void VisitNumberCalculate(GateRef gate); 63 template<TypedBinOp Op> 64 void VisitNumberCompare(GateRef gate); 65 template<TypedBinOp Op> 66 void VisitNumberShift(GateRef gate); 67 template<TypedBinOp Op> 68 void VisitNumberLogical(GateRef gate); 69 template<TypedUnOp Op> 70 void VisitNumberMonocular(GateRef gate); 71 void VisitNumberDiv(GateRef gate); 72 template<TypedBinOp Op> 73 void VisitNumberMod(GateRef gate); 74 void VisitBooleanJump(GateRef gate); 75 void VisitIsTrueOrFalse(GateRef gate, bool flag); 76 void VisitStrictEqualOrStrictNotEqual(GateRef gate); 77 78 template<TypedBinOp Op> 79 void VisitStringCompare(GateRef gate); 80 template<TypedBinOp Op> 81 void VisitStringAdd(GateRef gate); 82 83 template<TypedBinOp Op> 84 GateRef CalculateInts(GateRef left, GateRef right); 85 template<TypedBinOp Op> 86 GateRef CalculateDoubles(GateRef left, GateRef right); 87 template<TypedBinOp Op> 88 GateRef CompareInts(GateRef left, GateRef right); 89 template<TypedBinOp Op> 90 GateRef CompareDoubles(GateRef left, GateRef right); 91 template<TypedBinOp Op> 92 GateRef ShiftInts(GateRef left, GateRef right); 93 template<TypedBinOp Op> 94 GateRef LogicalInts(GateRef left, GateRef right); 95 template<TypedUnOp Op> 96 GateRef MonocularInt(GateRef value); 97 template<TypedUnOp Op> 98 GateRef MonocularDouble(GateRef value); 99 GetOutputType(GateRef gate)100 TypeInfo GetOutputType(GateRef gate) const 101 { 102 auto index = acc_.GetId(gate); 103 ASSERT(index < typeInfos_.size()); 104 return typeInfos_[index]; 105 } 106 107 void UpdateRange(GateRef gate, const RangeInfo& range); 108 RangeInfo GetRange(GateRef gate) const; 109 GateRef GetConstInt32(int32_t v); 110 GateRef GetConstDouble(double v); 111 112 Circuit* circuit_; 113 GateAccessor acc_; 114 CircuitBuilder builder_; 115 ChunkVector<TypeInfo>& typeInfos_; 116 ChunkVector<RangeInfo>& rangeInfos_; 117 ChunkVector<GateRef> rangeGuardGates_; 118 }; 119 } // panda::ecmascript::kungfu 120 #endif // ECMASCRIPT_COMPILER_NUMBER_SPECULATIVE_LOWERING_H 121