1 /** 2 * Copyright (c) 2021-2024 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 PANDA_IRTOC_RUNTIME_H 17 #define PANDA_IRTOC_RUNTIME_H 18 19 #include <limits> 20 21 #include "compiler/optimizer/ir/runtime_interface.h" 22 #include "compilation.h" 23 #include "irtoc_interface_extensions_includes.inl.h" 24 #include "libpandabase/mem/gc_barrier.h" 25 #include "runtime/mem/gc/g1/g1-allocator_constants.h" 26 #include "runtime/include/hclass.h" 27 #include "libpandabase/utils/bit_utils.h" 28 29 namespace ark::irtoc { 30 31 class IrtocRuntimeInterface : public compiler::RuntimeInterface { 32 public: MethodCast(MethodPtr method)33 Function *MethodCast(MethodPtr method) const 34 { 35 return reinterpret_cast<Function *>(method); 36 } 37 GetMethodName(MethodPtr method)38 std::string GetMethodName(MethodPtr method) const override 39 { 40 return MethodCast(method)->GetName(); 41 } 42 GetExternalMethodName(MethodPtr method,uint32_t externalId)43 std::string GetExternalMethodName(MethodPtr method, uint32_t externalId) const override 44 { 45 return reinterpret_cast<Function *>(method)->GetExternalFunction(externalId); 46 } 47 GetMethodFullName(MethodPtr method,bool withSignature)48 std::string GetMethodFullName(MethodPtr method, [[maybe_unused]] bool withSignature) const override 49 { 50 return std::string("Irtoc::") + MethodCast(method)->GetName(); 51 } 52 GetClassName(ClassPtr klass)53 std::string GetClassName([[maybe_unused]] ClassPtr klass) const override 54 { 55 return "Irtoc"; 56 } 57 GetClassNameFromMethod(MethodPtr method)58 std::string GetClassNameFromMethod([[maybe_unused]] MethodPtr method) const override 59 { 60 return "Irtoc"; 61 } 62 GetMethodReturnType(MethodPtr method)63 compiler::DataType::Type GetMethodReturnType(MethodPtr method) const override 64 { 65 auto unit = reinterpret_cast<Function *>(method); 66 ASSERT(unit->GetGraph()->HasEndBlock()); 67 auto retType = compiler::DataType::NO_TYPE; 68 for (auto exit : unit->GetGraph()->GetEndBlock()->GetPredsBlocks()) { 69 if (exit->IsEmpty()) { 70 continue; 71 } 72 for (auto inst : exit->Insts()) { 73 IntrinsicId id = inst->IsIntrinsic() ? inst->CastToIntrinsic()->GetIntrinsicId() : IntrinsicId::INVALID; 74 auto tailCall = id == IntrinsicId::INTRINSIC_SLOW_PATH_ENTRY || id == IntrinsicId::INTRINSIC_TAIL_CALL; 75 if (inst->IsReturn() || tailCall) { 76 // Check for return type mismatches, allow mismatch for dynamic methods 77 ASSERT(unit->GetGraph()->IsDynamicMethod() || retType == compiler::DataType::NO_TYPE || 78 retType == inst->GetType()); 79 retType = inst->GetType(); 80 } 81 } 82 } 83 return retType; 84 } 85 GetMethodTotalArgumentsCount(MethodPtr method)86 size_t GetMethodTotalArgumentsCount(MethodPtr method) const override 87 { 88 return GetMethodArgumentsCount(method); 89 } 90 GetMethodArgumentsCount(MethodPtr method)91 size_t GetMethodArgumentsCount(MethodPtr method) const override 92 { 93 auto unit = reinterpret_cast<Function *>(method); 94 return unit->GetArgsCount(); 95 } 96 GetPreType()97 ::ark::mem::BarrierType GetPreType() const override 98 { 99 return ::ark::mem::BarrierType::PRE_SATB_BARRIER; 100 } 101 GetPostType()102 ::ark::mem::BarrierType GetPostType() const override 103 { 104 return ::ark::mem::BarrierType::POST_INTERREGION_BARRIER; 105 } 106 GetBarrierOperand(::ark::mem::BarrierPosition barrierPosition,std::string_view operandName)107 ::ark::mem::BarrierOperand GetBarrierOperand([[maybe_unused]] ::ark::mem::BarrierPosition barrierPosition, 108 [[maybe_unused]] std::string_view operandName) const override 109 { 110 ASSERT(operandName == "REGION_SIZE_BITS"); 111 uint8_t regionSizeBits = helpers::math::GetIntLog2(ark::mem::G1_REGION_SIZE); 112 return mem::BarrierOperand(mem::BarrierOperandType::UINT8_LITERAL, mem::BarrierOperandValue(regionSizeBits)); 113 } 114 GetFieldOffset(FieldPtr field)115 size_t GetFieldOffset(FieldPtr field) const override 116 { 117 ASSERT((reinterpret_cast<uintptr_t>(field) & 1U) == 1U); 118 return reinterpret_cast<uintptr_t>(field) >> 1U; 119 } 120 GetFieldByOffset(size_t offset)121 FieldPtr GetFieldByOffset(size_t offset) const override 122 { 123 ASSERT(MinimumBitsToStore(offset) < std::numeric_limits<uintptr_t>::digits); 124 return reinterpret_cast<FieldPtr>((offset << 1U) | 1U); 125 } 126 GetMethodSourceLanguage(MethodPtr method)127 SourceLanguage GetMethodSourceLanguage(MethodPtr method) const override 128 { 129 return MethodCast(method)->GetLanguage(); 130 } 131 GetMethodTotalArgumentType(MethodPtr method,size_t index)132 compiler::DataType::Type GetMethodTotalArgumentType(MethodPtr method, size_t index) const override 133 { 134 auto unit = reinterpret_cast<Function *>(method); 135 for (auto param : unit->GetGraph()->GetParameters()) { 136 if (param->CastToParameter()->GetArgNumber() == index) { 137 return param->GetType(); 138 } 139 } 140 return compiler::DataType::NO_TYPE; 141 } GetCallableMask()142 uint32_t GetCallableMask() const override 143 { 144 return HClass::GetCallableMask(); 145 } 146 #include "irtoc_interface_extensions.inl.h" 147 }; 148 149 } // namespace ark::irtoc 150 151 #endif // PANDA_IRTOC_RUNTIME_H 152