1 //===-- MCAsmInfo.cpp - Asm Info -------------------------------------------==//
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
13 //===----------------------------------------------------------------------===//
15 #include "llvm/MC/MCAsmInfo.h"
16 #include "llvm/Support/DataTypes.h"
21 MCAsmInfo::MCAsmInfo() {
22 HasSubsectionsViaSymbols = false;
23 HasMachoZeroFillDirective = false;
24 HasMachoTBSSDirective = false;
25 HasStaticCtorDtorReferenceInStaticMode = false;
26 LinkerRequiresNonEmptyDwarfLines = false;
29 SeparatorString = ";";
34 PrivateGlobalPrefix = ".";
35 LinkerPrivateGlobalPrefix = "";
36 InlineAsmStart = "APP";
37 InlineAsmEnd = "NO_APP";
39 AllowQuotesInName = false;
40 AllowNameToStartWithDigit = false;
41 AllowPeriodsInName = true;
42 ZeroDirective = "\t.zero\t";
43 AsciiDirective = "\t.ascii\t";
44 AscizDirective = "\t.asciz\t";
45 Data8bitsDirective = "\t.byte\t";
46 Data16bitsDirective = "\t.short\t";
47 Data32bitsDirective = "\t.long\t";
48 Data64bitsDirective = "\t.quad\t";
49 SunStyleELFSectionSwitchSyntax = false;
50 UsesELFSectionDirectiveForBSS = false;
51 AlignDirective = "\t.align\t";
52 AlignmentIsInBytes = true;
53 TextAlignFillValue = 0;
55 GlobalDirective = "\t.globl\t";
56 HasSetDirective = true;
57 HasAggressiveSymbolFolding = true;
58 HasLCOMMDirective = false;
59 COMMDirectiveAlignmentIsInBytes = true;
60 HasDotTypeDotSizeDirective = true;
61 HasSingleParameterDotFile = true;
62 HasNoDeadStrip = false;
63 HasSymbolResolver = false;
66 LinkOnceDirective = 0;
67 HiddenVisibilityAttr = MCSA_Hidden;
68 HiddenDeclarationVisibilityAttr = MCSA_Hidden;
69 ProtectedVisibilityAttr = MCSA_Protected;
71 SupportsDebugInformation = false;
72 ExceptionsType = ExceptionHandling::None;
73 DwarfRequiresFrameSection = true;
74 DwarfUsesInlineInfoSection = false;
75 DwarfUsesAbsoluteLabelForStmtList = true;
76 DwarfSectionOffsetDirective = 0;
77 DwarfUsesLabelOffsetForRanges = true;
78 HasMicrosoftFastStdCallMangling = false;
83 MCAsmInfo::~MCAsmInfo() {
87 unsigned MCAsmInfo::getULEB128Size(unsigned Value) {
91 Size += sizeof(int8_t);
96 unsigned MCAsmInfo::getSLEB128Size(int Value) {
98 int Sign = Value >> (8 * sizeof(Value) - 1);
102 unsigned Byte = Value & 0x7f;
104 IsMore = Value != Sign || ((Byte ^ Sign) & 0x40) != 0;
105 Size += sizeof(int8_t);