76 lines
2.6 KiB
C
76 lines
2.6 KiB
C
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//===- HexagonAsmPrinter.h - Print machine code -----------------*- C++ -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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//
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// Hexagon Assembly printer class.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_LIB_TARGET_HEXAGON_HEXAGONASMPRINTER_H
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#define LLVM_LIB_TARGET_HEXAGON_HEXAGONASMPRINTER_H
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#include "HexagonSubtarget.h"
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#include "llvm/CodeGen/AsmPrinter.h"
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#include "llvm/CodeGen/MachineFunction.h"
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#include "llvm/MC/MCStreamer.h"
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#include <utility>
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namespace llvm {
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class MachineInstr;
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class MCInst;
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class raw_ostream;
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class TargetMachine;
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class HexagonAsmPrinter : public AsmPrinter {
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const HexagonSubtarget *Subtarget = nullptr;
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public:
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explicit HexagonAsmPrinter(TargetMachine &TM,
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std::unique_ptr<MCStreamer> Streamer)
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: AsmPrinter(TM, std::move(Streamer)) {}
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bool runOnMachineFunction(MachineFunction &Fn) override {
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Subtarget = &Fn.getSubtarget<HexagonSubtarget>();
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const bool Modified = AsmPrinter::runOnMachineFunction(Fn);
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// Emit the XRay table for this function.
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emitXRayTable();
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return Modified;
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}
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StringRef getPassName() const override {
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return "Hexagon Assembly Printer";
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}
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bool isBlockOnlyReachableByFallthrough(const MachineBasicBlock *MBB)
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const override;
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void emitInstruction(const MachineInstr *MI) override;
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//===------------------------------------------------------------------===//
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// XRay implementation
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//===------------------------------------------------------------------===//
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// XRay-specific lowering for Hexagon.
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void LowerPATCHABLE_FUNCTION_ENTER(const MachineInstr &MI);
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void LowerPATCHABLE_FUNCTION_EXIT(const MachineInstr &MI);
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void LowerPATCHABLE_TAIL_CALL(const MachineInstr &MI);
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void EmitSled(const MachineInstr &MI, SledKind Kind);
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void HexagonProcessInstruction(MCInst &Inst, const MachineInstr &MBB);
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void printOperand(const MachineInstr *MI, unsigned OpNo, raw_ostream &O);
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bool PrintAsmOperand(const MachineInstr *MI, unsigned OpNo,
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const char *ExtraCode, raw_ostream &OS) override;
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bool PrintAsmMemoryOperand(const MachineInstr *MI, unsigned OpNo,
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const char *ExtraCode, raw_ostream &OS) override;
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};
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} // end namespace llvm
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#endif // LLVM_LIB_TARGET_HEXAGON_HEXAGONASMPRINTER_H
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