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() {
19 // Common settings for all Darwin targets.
22 PrivateGlobalPrefix = "L";
23 LinkerPrivateGlobalPrefix = "l"; // Marker for some ObjC metadata
25 NeedsIndirectEncoding = true;
26 AllowQuotesInName = true;
27 HasSingleParameterDotFile = false;
29 AlignmentIsInBytes = false;
30 InlineAsmStart = " InlineAsm Start";
31 InlineAsmEnd = " InlineAsm End";
33 // In non-PIC modes, emit a special label before jump tables so that the
34 // linker can perform more accurate dead code stripping. We do not check the
35 // relocation model here since it can be overridden later.
36 JumpTableSpecialLabelPrefix = "l";
39 WeakDefDirective = "\t.weak_definition ";
40 WeakRefDirective = "\t.weak_reference ";
41 HiddenDirective = "\t.private_extern ";
42 LCOMMDirective = "\t.lcomm\t";
43 ZeroDirective = "\t.space\t"; // ".space N" emits N zeros.
44 ZeroFillDirective = "\t.zerofill\t"; // Uses .zerofill
45 SetDirective = "\t.set";
46 ProtectedDirective = "\t.globl\t";
47 HasDotTypeDotSizeDirective = false;
48 UsedDirective = "\t.no_dead_strip\t";
50 // _foo.eh symbols are currently always exported so that the linker knows
51 // about them. This is not necessary on 10.6 and later, but it
52 // doesn't hurt anything.
53 // FIXME: I need to get this from Triple.
54 Is_EHSymbolPrivate = false;
55 GlobalEHDirective = "\t.globl\t";
56 SupportsWeakOmittedEHFrame = false;