1 //===- SSAContext.h ---------------------------------------------*- C++ -*-===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 /// \file 9 /// 10 /// This file declares a specialization of the GenericSSAContext<X> 11 /// class template for LLVM IR. 12 /// 13 //===----------------------------------------------------------------------===// 14 15 #ifndef LLVM_IR_SSACONTEXT_H 16 #define LLVM_IR_SSACONTEXT_H 17 18 #include "llvm/Support/Printable.h" 19 20 namespace llvm { 21 class BasicBlock; 22 class Function; 23 class Instruction; 24 class Value; 25 template <typename, bool> class DominatorTreeBase; 26 template <typename _FunctionT> class GenericSSAContext; 27 28 template <> class GenericSSAContext<Function> { 29 Function *F; 30 31 public: 32 using BlockT = BasicBlock; 33 using FunctionT = Function; 34 using InstructionT = Instruction; 35 using ValueRefT = Value *; 36 using DominatorTreeT = DominatorTreeBase<BlockT, false>; 37 38 static BasicBlock *getEntryBlock(Function &F); 39 40 void setFunction(Function &Fn); 41 Function *getFunction() const { return F; } 42 43 Printable print(BasicBlock *Block) const; 44 Printable print(Instruction *Inst) const; 45 Printable print(Value *Value) const; 46 }; 47 48 using SSAContext = GenericSSAContext<Function>; 49 50 } // namespace llvm 51 52 #endif // LLVM_IR_SSACONTEXT_H 53