1 //===- XtensaAsmPrinter.h - Xtensa LLVM Assembly Printer --------*- 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 // 9 // Xtensa Assembly printer class. 10 // 11 //===----------------------------------------------------------------------===// 12 13 #ifndef LLVM_LIB_TARGET_XTENSA_XTENSAASMPRINTER_H 14 #define LLVM_LIB_TARGET_XTENSA_XTENSAASMPRINTER_H 15 16 #include "XtensaTargetMachine.h" 17 #include "llvm/CodeGen/AsmPrinter.h" 18 #include "llvm/CodeGen/MachineConstantPool.h" 19 #include "llvm/Support/Compiler.h" 20 21 namespace llvm { 22 class MCStreamer; 23 class MachineBasicBlock; 24 class MachineInstr; 25 class Module; 26 class raw_ostream; 27 28 class LLVM_LIBRARY_VISIBILITY XtensaAsmPrinter : public AsmPrinter { 29 const MCSubtargetInfo *STI; 30 31 public: 32 explicit XtensaAsmPrinter(TargetMachine &TM, 33 std::unique_ptr<MCStreamer> Streamer) 34 : AsmPrinter(TM, std::move(Streamer)), STI(TM.getMCSubtargetInfo()) {} 35 36 StringRef getPassName() const override { return "Xtensa Assembly Printer"; } 37 void emitInstruction(const MachineInstr *MI) override; 38 39 void emitConstantPool() override; 40 41 void emitMachineConstantPoolEntry(const MachineConstantPoolEntry &CPE, int i); 42 43 void emitMachineConstantPoolValue(MachineConstantPoolValue *MCPV) override; 44 45 MCSymbol *GetConstantPoolIndexSymbol(const MachineOperand &MO) const; 46 47 MCSymbol *GetJumpTableSymbol(const MachineOperand &MO) const; 48 49 MCOperand LowerSymbolOperand(const MachineOperand &MO, 50 MachineOperand::MachineOperandType MOTy, 51 unsigned Offset) const; 52 53 // Lower MachineInstr MI to MCInst OutMI. 54 void lowerToMCInst(const MachineInstr *MI, MCInst &OutMI) const; 55 56 // Return an MCOperand for MO. Return an empty operand if MO is implicit. 57 MCOperand lowerOperand(const MachineOperand &MO, unsigned Offset = 0) const; 58 }; 59 } // end namespace llvm 60 61 #endif /* LLVM_LIB_TARGET_XTENSA_XTENSAASMPRINTER_H */ 62