//===- GenericValue.h - Represent any type of LLVM value --------*- C++ -*-===// // // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. // See https://llvm.org/LICENSE.txt for license information. // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception // //===----------------------------------------------------------------------===// // // The GenericValue class is used to represent an LLVM value of arbitrary type. // //===----------------------------------------------------------------------===// #ifndef LLVM_EXECUTIONENGINE_GENERICVALUE_H #define LLVM_EXECUTIONENGINE_GENERICVALUE_H #include "llvm/ADT/APInt.h" #include <vector> namespace llvm { using PointerTy = void *; struct GenericValue { struct IntPair { unsigned int first; unsigned int second; }; union { double DoubleVal; float FloatVal; PointerTy PointerVal; struct IntPair UIntPairVal; unsigned char Untyped[8]; }; APInt IntVal; // also used for long doubles. // For aggregate data types. std::vector<GenericValue> AggregateVal; // to make code faster, set GenericValue to zero could be omitted, but it is // potentially can cause problems, since GenericValue to store garbage // instead of zero. GenericValue() : IntVal(1, 0) { UIntPairVal.first = 0; UIntPairVal.second = 0; } explicit GenericValue(void *V) : PointerVal(V), IntVal(1, 0) {} }; inline GenericValue PTOGV(void *P) { return GenericValue(P); } inline void *GVTOP(const GenericValue &GV) { return GV.PointerVal; } } // end namespace llvm #endif // LLVM_EXECUTIONENGINE_GENERICVALUE_H |