1 //===-- MCAsmInfoDarwin.cpp - Darwin asm properties -------------*- C++ -*-===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // This file defines target asm properties related what form asm statements
11 // should take in general on Darwin-based targets
13 //===----------------------------------------------------------------------===//
15 #include "llvm/MC/MCAsmInfoDarwin.h"
18 MCAsmInfoDarwin::MCAsmInfoDarwin(bool isLittleEndian)
19 : MCAsmInfo(isLittleEndian) {
20 // Common settings for all Darwin targets.
23 PrivateGlobalPrefix = "L";
24 LinkerPrivateGlobalPrefix = "l";
26 AllowQuotesInName = true;
27 HasSingleParameterDotFile = false;
29 AlignmentIsInBytes = false;
30 InlineAsmStart = " InlineAsm Start";
31 InlineAsmEnd = " InlineAsm End";
34 WeakDefDirective = "\t.weak_definition ";
35 WeakRefDirective = "\t.weak_reference ";
36 HiddenDirective = "\t.private_extern ";
37 ZeroDirective = "\t.space\t"; // ".space N" emits N zeros.
38 HasMachoZeroFillDirective = true; // Uses .zerofill
39 HasStaticCtorDtorReferenceInStaticMode = true;
40 SetDirective = "\t.set";
41 ProtectedDirective = "\t.globl\t";
42 HasDotTypeDotSizeDirective = false;
43 UsedDirective = "\t.no_dead_strip\t";
44 // Note: Even though darwin has the .lcomm directive, it is just a synonym for
45 // zerofill, so we prefer to use .zerofill.
47 // _foo.eh symbols are currently always exported so that the linker knows
48 // about them. This is not necessary on 10.6 and later, but it
49 // doesn't hurt anything.
50 // FIXME: I need to get this from Triple.
51 Is_EHSymbolPrivate = false;
52 GlobalEHDirective = "\t.globl\t";
53 SupportsWeakOmittedEHFrame = false;