1 //===-- SystemZAsmPrinter.h - SystemZ LLVM assembly printer ----*- C++ -*--===// 2 // 3 // The LLVM Compiler Infrastructure 4 // 5 // This file is distributed under the University of Illinois Open Source 6 // License. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 10 #ifndef LLVM_LIB_TARGET_SYSTEMZ_SYSTEMZASMPRINTER_H 11 #define LLVM_LIB_TARGET_SYSTEMZ_SYSTEMZASMPRINTER_H 12 13 #include "SystemZTargetMachine.h" 14 #include "SystemZMCInstLower.h" 15 #include "llvm/CodeGen/AsmPrinter.h" 16 #include "llvm/CodeGen/StackMaps.h" 17 #include "llvm/Support/Compiler.h" 18 19 namespace llvm { 20 class MCStreamer; 21 class MachineBasicBlock; 22 class MachineInstr; 23 class Module; 24 class raw_ostream; 25 26 class LLVM_LIBRARY_VISIBILITY SystemZAsmPrinter : public AsmPrinter { 27 private: 28 StackMaps SM; 29 30 public: 31 SystemZAsmPrinter(TargetMachine &TM, std::unique_ptr<MCStreamer> Streamer) 32 : AsmPrinter(TM, std::move(Streamer)), SM(*this) {} 33 34 // Override AsmPrinter. 35 StringRef getPassName() const override { return "SystemZ Assembly Printer"; } 36 void EmitInstruction(const MachineInstr *MI) override; 37 void EmitMachineConstantPoolValue(MachineConstantPoolValue *MCPV) override; 38 void EmitEndOfAsmFile(Module &M) override; 39 bool PrintAsmOperand(const MachineInstr *MI, unsigned OpNo, 40 unsigned AsmVariant, const char *ExtraCode, 41 raw_ostream &OS) override; 42 bool PrintAsmMemoryOperand(const MachineInstr *MI, unsigned OpNo, 43 unsigned AsmVariant, const char *ExtraCode, 44 raw_ostream &OS) override; 45 46 bool doInitialization(Module &M) override { 47 SM.reset(); 48 return AsmPrinter::doInitialization(M); 49 } 50 51 private: 52 void LowerSTACKMAP(const MachineInstr &MI); 53 void LowerPATCHPOINT(const MachineInstr &MI, SystemZMCInstLower &Lower); 54 }; 55 } // end namespace llvm 56 57 #endif 58