llvm/llvm/utils/TableGen/Common/AsmWriterInst.cpp

//===- AsmWriterInst.h - Classes encapsulating a printable inst -----------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// These classes implement a parser for assembly strings.
//
//===----------------------------------------------------------------------===//

#include "AsmWriterInst.h"
#include "CodeGenInstruction.h"
#include "llvm/ADT/StringExtras.h"
#include "llvm/TableGen/Error.h"
#include "llvm/TableGen/Record.h"

usingnamespacellvm;

static bool isIdentChar(char C) { … }

std::string AsmWriterOperand::getCode(bool PassSubtarget) const { … }

/// ParseAsmString - Parse the specified Instruction's AsmString into this
/// AsmWriterInst.
///
AsmWriterInst::AsmWriterInst(const CodeGenInstruction &CGI, unsigned CGIIndex,
                             unsigned Variant)
    : … { … }

/// MatchesAllButOneOp - If this instruction is exactly identical to the
/// specified instruction except for one differing operand, return the differing
/// operand number.  If more than one operand mismatches, return ~1, otherwise
/// if the instructions are identical return ~0.
unsigned AsmWriterInst::MatchesAllButOneOp(const AsmWriterInst &Other) const { … }