6024e5c395
clang 20.0.0 (based on r547379) from build 12806354. Bug: http://b/379133546 Test: N/A Change-Id: I2eb8938af55d809de674be63cb30cf27e801862b Upstream-Commit: ad834e67b1105d15ef907f6255d4c96e8e733f57
90 lines
3.3 KiB
C++
90 lines
3.3 KiB
C++
//===-- llvm/CodeGen/MIRFormatter.h -----------------------------*- 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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// This file contains the declaration of the MIRFormatter class.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_CODEGEN_MIRFORMATTER_H
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#define LLVM_CODEGEN_MIRFORMATTER_H
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#include "llvm/CodeGen/PseudoSourceValue.h"
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#include "llvm/Support/ErrorHandling.h"
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#include "llvm/Support/raw_ostream.h"
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#include <cstdint>
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#include <optional>
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namespace llvm {
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class MachineFunction;
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class MachineInstr;
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class ModuleSlotTracker;
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struct PerFunctionMIParsingState;
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class Twine;
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class Value;
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/// MIRFormater - Interface to format MIR operand based on target
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class MIRFormatter {
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public:
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typedef function_ref<bool(StringRef::iterator Loc, const Twine &)>
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ErrorCallbackType;
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MIRFormatter() = default;
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virtual ~MIRFormatter() = default;
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/// Implement target specific printing for machine operand immediate value, so
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/// that we can have more meaningful mnemonic than a 64-bit integer. Passing
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/// std::nullopt to OpIdx means the index is unknown.
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virtual void printImm(raw_ostream &OS, const MachineInstr &MI,
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std::optional<unsigned> OpIdx, int64_t Imm) const {
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OS << Imm;
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}
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/// Implement target specific parsing of immediate mnemonics. The mnemonic is
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/// dot separated strings.
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virtual bool parseImmMnemonic(const unsigned OpCode, const unsigned OpIdx,
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StringRef Src, int64_t &Imm,
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ErrorCallbackType ErrorCallback) const {
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llvm_unreachable("target did not implement parsing MIR immediate mnemonic");
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}
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/// Implement target specific printing of target custom pseudo source value.
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/// Default implementation is not necessarily the correct MIR serialization
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/// format.
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virtual void
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printCustomPseudoSourceValue(raw_ostream &OS, ModuleSlotTracker &MST,
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const PseudoSourceValue &PSV) const {
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PSV.printCustom(OS);
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}
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/// Implement target specific parsing of target custom pseudo source value.
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virtual bool parseCustomPseudoSourceValue(
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StringRef Src, MachineFunction &MF, PerFunctionMIParsingState &PFS,
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const PseudoSourceValue *&PSV, ErrorCallbackType ErrorCallback) const {
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llvm_unreachable(
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"target did not implement parsing MIR custom pseudo source value");
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}
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/// Helper functions to print IR value as MIR serialization format which will
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/// be useful for target specific printer, e.g. for printing IR value in
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/// custom pseudo source value.
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static void printIRValue(raw_ostream &OS, const Value &V,
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ModuleSlotTracker &MST);
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/// Helper functions to parse IR value from MIR serialization format which
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/// will be useful for target specific parser, e.g. for parsing IR value for
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/// custom pseudo source value.
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static bool parseIRValue(StringRef Src, MachineFunction &MF,
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PerFunctionMIParsingState &PFS, const Value *&V,
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ErrorCallbackType ErrorCallback);
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};
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} // end namespace llvm
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#endif
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