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//===- MC/MCAsmInfoXCOFF.cpp - XCOFF asm properties ------------ *- C++ -*-===//
//
// 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
//
//===----------------------------------------------------------------------===//
#include "llvm/MC/MCAsmInfoXCOFF.h"
#include "llvm/ADT/StringExtras.h"
#include "llvm/Support/CommandLine.h"
using namespace llvm;
namespace llvm {
extern cl::opt<cl::boolOrDefault> UseLEB128Directives;
}
void MCAsmInfoXCOFF::anchor() {}
MCAsmInfoXCOFF::MCAsmInfoXCOFF() {
IsLittleEndian = false;
HasVisibilityOnlyWithLinkage = true;
HasBasenameOnlyForFileDirective = false;
HasFourStringsDotFile = true;
// For XCOFF, string constant consists of any number of characters enclosed in
// "" (double quotation marks).
HasPairedDoubleQuoteStringConstants = true;
PrivateGlobalPrefix = "L..";
PrivateLabelPrefix = "L..";
SupportsQuotedNames = false;
UseDotAlignForAlignment = true;
UsesDwarfFileAndLocDirectives = false;
DwarfSectionSizeRequired = false;
if (UseLEB128Directives == cl::BOU_UNSET)
HasLEB128Directives = false;
ZeroDirective = "\t.space\t";
ZeroDirectiveSupportsNonZeroValue = false;
AsciiDirective = nullptr; // not supported
AscizDirective = nullptr; // not supported
ByteListDirective = "\t.byte\t";
PlainStringDirective = "\t.string\t";
CharacterLiteralSyntax = ACLS_SingleQuotePrefix;
// Use .vbyte for data definition to avoid directives that apply an implicit
// alignment.
Data16bitsDirective = "\t.vbyte\t2, ";
Data32bitsDirective = "\t.vbyte\t4, ";
COMMDirectiveAlignmentIsInBytes = false;
LCOMMDirectiveAlignmentType = LCOMM::Log2Alignment;
HasDotTypeDotSizeDirective = false;
UseIntegratedAssembler = false;
ParseInlineAsmUsingAsmParser = true;
NeedsFunctionDescriptors = true;
ExceptionsType = ExceptionHandling::AIX;
}
bool MCAsmInfoXCOFF::isAcceptableChar(char C) const {
// QualName is allowed for a MCSymbolXCOFF, and
// QualName contains '[' and ']'.
if (C == '[' || C == ']')
return true;
// For AIX assembler, symbols may consist of numeric digits,
// underscores, periods, uppercase or lowercase letters, or
// any combination of these.
return isAlnum(C) || C == '_' || C == '.';
}
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