llvm-mirror/lib/MC/MCAsmInfoDarwin.cpp
Benjamin Kramer f7e00de5d0 Fix alignment of .comm and .lcomm on mingw32.
For some reason .lcomm uses byte alignment and .comm log2 alignment so we can't
use the same setting for both. Fix this by reintroducing the LCOMM enum.
I verified this against mingw's gcc.

llvm-svn: 163420
2012-09-07 21:08:01 +00:00

65 lines
2.0 KiB
C++

//===-- 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"
using namespace llvm;
void MCAsmInfoDarwin::anchor() { }
MCAsmInfoDarwin::MCAsmInfoDarwin() {
// Common settings for all Darwin targets.
// Syntax:
GlobalPrefix = "_";
PrivateGlobalPrefix = "L";
LinkerPrivateGlobalPrefix = "l";
AllowQuotesInName = true;
HasSingleParameterDotFile = false;
HasSubsectionsViaSymbols = true;
AlignmentIsInBytes = false;
COMMDirectiveAlignmentIsInBytes = false;
LCOMMDirectiveAlignmentType = LCOMM::Log2Alignment;
InlineAsmStart = " InlineAsm Start";
InlineAsmEnd = " InlineAsm End";
// Directives:
WeakDefDirective = "\t.weak_definition ";
WeakRefDirective = "\t.weak_reference ";
ZeroDirective = "\t.space\t"; // ".space N" emits N zeros.
HasMachoZeroFillDirective = true; // Uses .zerofill
HasMachoTBSSDirective = true; // Uses .tbss
HasStaticCtorDtorReferenceInStaticMode = true;
// FIXME: Darwin 10 and newer don't need this.
LinkerRequiresNonEmptyDwarfLines = true;
// FIXME: Change this once MC is the system assembler.
HasAggressiveSymbolFolding = false;
HiddenVisibilityAttr = MCSA_PrivateExtern;
HiddenDeclarationVisibilityAttr = MCSA_Invalid;
// Doesn't support protected visibility.
ProtectedVisibilityAttr = MCSA_Invalid;
HasDotTypeDotSizeDirective = false;
HasNoDeadStrip = true;
HasSymbolResolver = true;
DwarfUsesRelocationsAcrossSections = false;
}