freebsd-nq/contrib/llvm/lib/MC/MCAsmInfoDarwin.cpp

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//===-- MCAsmInfoDarwin.cpp - Darwin asm properties -------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file defines target asm properties related what form asm statements
// should take in general on Darwin-based targets
//
//===----------------------------------------------------------------------===//
#include "llvm/MC/MCAsmInfoDarwin.h"
#include "llvm/MC/MCContext.h"
#include "llvm/MC/MCExpr.h"
#include "llvm/MC/MCStreamer.h"
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using namespace llvm;
void MCAsmInfoDarwin::anchor() { }
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MCAsmInfoDarwin::MCAsmInfoDarwin() {
// Common settings for all Darwin targets.
// Syntax:
GlobalPrefix = "_";
PrivateGlobalPrefix = "L";
LinkerPrivateGlobalPrefix = "l";
AllowQuotesInName = true;
HasSingleParameterDotFile = false;
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HasSubsectionsViaSymbols = true;
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AlignmentIsInBytes = false;
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COMMDirectiveAlignmentIsInBytes = false;
LCOMMDirectiveAlignmentType = LCOMM::Log2Alignment;
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InlineAsmStart = " InlineAsm Start";
InlineAsmEnd = " InlineAsm End";
// Directives:
WeakDefDirective = "\t.weak_definition ";
WeakRefDirective = "\t.weak_reference ";
ZeroDirective = "\t.space\t"; // ".space N" emits N zeros.
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HasMachoZeroFillDirective = true; // Uses .zerofill
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HasMachoTBSSDirective = true; // Uses .tbss
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HasStaticCtorDtorReferenceInStaticMode = true;
// FIXME: Darwin 10 and newer don't need this.
LinkerRequiresNonEmptyDwarfLines = true;
// FIXME: Change this once MC is the system assembler.
HasAggressiveSymbolFolding = false;
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HiddenVisibilityAttr = MCSA_PrivateExtern;
HiddenDeclarationVisibilityAttr = MCSA_Invalid;
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// Doesn't support protected visibility.
ProtectedVisibilityAttr = MCSA_Invalid;
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HasDotTypeDotSizeDirective = false;
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HasNoDeadStrip = true;
HasSymbolResolver = true;
DwarfUsesRelocationsAcrossSections = false;
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}