MCAsmInfoDarwin.cpp revision 198090
1//===-- MCAsmInfoDarwin.cpp - Darwin asm properties -------------*- C++ -*-===// 2// 3// The LLVM Compiler Infrastructure 4// 5// This file is distributed under the University of Illinois Open Source 6// License. See LICENSE.TXT for details. 7// 8//===----------------------------------------------------------------------===// 9// 10// This file defines target asm properties related what form asm statements 11// should take in general on Darwin-based targets 12// 13//===----------------------------------------------------------------------===// 14 15#include "llvm/MC/MCAsmInfoDarwin.h" 16using namespace llvm; 17 18MCAsmInfoDarwin::MCAsmInfoDarwin() { 19 // Common settings for all Darwin targets. 20 // Syntax: 21 GlobalPrefix = "_"; 22 PrivateGlobalPrefix = "L"; 23 LinkerPrivateGlobalPrefix = "l"; 24 NeedsSet = true; 25 AllowQuotesInName = true; 26 HasSingleParameterDotFile = false; 27 28 AlignmentIsInBytes = false; 29 InlineAsmStart = " InlineAsm Start"; 30 InlineAsmEnd = " InlineAsm End"; 31 32 // Directives: 33 WeakDefDirective = "\t.weak_definition "; 34 WeakRefDirective = "\t.weak_reference "; 35 HiddenDirective = "\t.private_extern "; 36 LCOMMDirective = "\t.lcomm\t"; 37 ZeroDirective = "\t.space\t"; // ".space N" emits N zeros. 38 ZeroFillDirective = "\t.zerofill\t"; // Uses .zerofill 39 SetDirective = "\t.set"; 40 ProtectedDirective = "\t.globl\t"; 41 HasDotTypeDotSizeDirective = false; 42 UsedDirective = "\t.no_dead_strip\t"; 43 44 // _foo.eh symbols are currently always exported so that the linker knows 45 // about them. This is not necessary on 10.6 and later, but it 46 // doesn't hurt anything. 47 // FIXME: I need to get this from Triple. 48 Is_EHSymbolPrivate = false; 49 GlobalEHDirective = "\t.globl\t"; 50 SupportsWeakOmittedEHFrame = false; 51} 52 53