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41284718d3
AIX .file directive support including compiler version string. https://www.ibm.com/docs/en/aix/7.2?topic=ops-file-pseudo-op This patch adds the support so that it will be easier to identify build compiler in objects. Reviewed By: #powerpc, shchenz Differential Revision: https://reviews.llvm.org/D105743
73 lines
2.3 KiB
C++
73 lines
2.3 KiB
C++
//===- MC/MCAsmInfoXCOFF.cpp - XCOFF asm properties ------------ *- 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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#include "llvm/MC/MCAsmInfoXCOFF.h"
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#include "llvm/ADT/StringExtras.h"
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#include "llvm/Support/CommandLine.h"
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using namespace llvm;
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namespace llvm {
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extern cl::opt<cl::boolOrDefault> UseLEB128Directives;
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}
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void MCAsmInfoXCOFF::anchor() {}
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MCAsmInfoXCOFF::MCAsmInfoXCOFF() {
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IsLittleEndian = false;
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HasVisibilityOnlyWithLinkage = true;
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HasBasenameOnlyForFileDirective = false;
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HasFourStringsDotFile = true;
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// For XCOFF, string constant consists of any number of characters enclosed in
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// "" (double quotation marks).
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HasPairedDoubleQuoteStringConstants = true;
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PrivateGlobalPrefix = "L..";
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PrivateLabelPrefix = "L..";
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SupportsQuotedNames = false;
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UseDotAlignForAlignment = true;
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UsesDwarfFileAndLocDirectives = false;
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DwarfSectionSizeRequired = false;
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if (UseLEB128Directives == cl::BOU_UNSET)
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HasLEB128Directives = false;
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ZeroDirective = "\t.space\t";
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ZeroDirectiveSupportsNonZeroValue = false;
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AsciiDirective = nullptr; // not supported
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AscizDirective = nullptr; // not supported
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ByteListDirective = "\t.byte\t";
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PlainStringDirective = "\t.string\t";
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CharacterLiteralSyntax = ACLS_SingleQuotePrefix;
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// Use .vbyte for data definition to avoid directives that apply an implicit
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// alignment.
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Data16bitsDirective = "\t.vbyte\t2, ";
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Data32bitsDirective = "\t.vbyte\t4, ";
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COMMDirectiveAlignmentIsInBytes = false;
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LCOMMDirectiveAlignmentType = LCOMM::Log2Alignment;
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HasDotTypeDotSizeDirective = false;
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UseIntegratedAssembler = false;
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ParseInlineAsmUsingAsmParser = true;
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NeedsFunctionDescriptors = true;
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ExceptionsType = ExceptionHandling::AIX;
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}
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bool MCAsmInfoXCOFF::isAcceptableChar(char C) const {
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// QualName is allowed for a MCSymbolXCOFF, and
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// QualName contains '[' and ']'.
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if (C == '[' || C == ']')
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return true;
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// For AIX assembler, symbols may consist of numeric digits,
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// underscores, periods, uppercase or lowercase letters, or
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// any combination of these.
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return isAlnum(C) || C == '_' || C == '.';
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}
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