X-Git-Url: http://plrg.eecs.uci.edu/git/?a=blobdiff_plain;f=lib%2FMC%2FMCAsmInfo.cpp;h=04b804209a72e8d5d486b5c92a1b6a27fad5d353;hb=f7c10200416126b228c3eae0061bcbf4372a512f;hp=b8ce24b78f4ca8d18434cf7dbf85662dfc9c3628;hpb=3014b2f3228e1aac1a70598f50d66f1afcc16714;p=oota-llvm.git

diff --git a/lib/MC/MCAsmInfo.cpp b/lib/MC/MCAsmInfo.cpp
index b8ce24b78f4..04b804209a7 100644
--- a/lib/MC/MCAsmInfo.cpp
+++ b/lib/MC/MCAsmInfo.cpp
@@ -23,26 +23,33 @@
 using namespace llvm;
 
 MCAsmInfo::MCAsmInfo() {
+  PointerSize = 4;
+  CalleeSaveStackSlotSize = 4;
+
+  IsLittleEndian = true;
+  StackGrowsUp = false;
   HasSubsectionsViaSymbols = false;
   HasMachoZeroFillDirective = false;
   HasMachoTBSSDirective = false;
   HasStaticCtorDtorReferenceInStaticMode = false;
-  LinkerRequiresNonEmptyDwarfLines = false;
   MaxInstLength = 4;
-  PCSymbol = "$";
+  MinInstAlignment = 1;
+  DollarIsPC = false;
   SeparatorString = ";";
-  CommentColumn = 40;
   CommentString = "#";
   LabelSuffix = ":";
-  GlobalPrefix = "";
-  PrivateGlobalPrefix = ".";
+  UseAssignmentForEHBegin = false;
+  PrivateGlobalPrefix = "L";
+  PrivateLabelPrefix = PrivateGlobalPrefix;
   LinkerPrivateGlobalPrefix = "";
   InlineAsmStart = "APP";
   InlineAsmEnd = "NO_APP";
+  Code16Directive = ".code16";
+  Code32Directive = ".code32";
+  Code64Directive = ".code64";
   AssemblerDialect = 0;
-  AllowQuotesInName = false;
-  AllowNameToStartWithDigit = false;
-  AllowPeriodsInName = true;
+  AllowAtInName = false;
+  UseDataRegionDirectives = false;
   ZeroDirective = "\t.zero\t";
   AsciiDirective = "\t.ascii\t";
   AscizDirective = "\t.asciz\t";
@@ -52,63 +59,58 @@ MCAsmInfo::MCAsmInfo() {
   Data64bitsDirective = "\t.quad\t";
   SunStyleELFSectionSwitchSyntax = false;
   UsesELFSectionDirectiveForBSS = false;
-  AlignDirective = "\t.align\t";
   AlignmentIsInBytes = true;
   TextAlignFillValue = 0;
-  GPRel32Directive = 0;
+  GPRel64Directive = nullptr;
+  GPRel32Directive = nullptr;
   GlobalDirective = "\t.globl\t";
-  HasSetDirective = true;
+  SetDirectiveSuppressesReloc = false;
   HasAggressiveSymbolFolding = true;
-  HasLCOMMDirective = false;
   COMMDirectiveAlignmentIsInBytes = true;
+  LCOMMDirectiveAlignmentType = LCOMM::NoAlignment;
   HasDotTypeDotSizeDirective = true;
   HasSingleParameterDotFile = true;
+  HasIdentDirective = false;
   HasNoDeadStrip = false;
-  HasSymbolResolver = false;
-  WeakRefDirective = 0;
-  WeakDefDirective = 0;
-  LinkOnceDirective = 0;
+  WeakDirective = "\t.weak\t";
+  WeakRefDirective = nullptr;
+  HasWeakDefDirective = false;
+  HasWeakDefCanBeHiddenDirective = false;
+  HasLinkOnceDirective = false;
   HiddenVisibilityAttr = MCSA_Hidden;
   HiddenDeclarationVisibilityAttr = MCSA_Hidden;
   ProtectedVisibilityAttr = MCSA_Protected;
-  HasLEB128 = false;
   SupportsDebugInformation = false;
   ExceptionsType = ExceptionHandling::None;
-  DwarfUsesInlineInfoSection = false;
-  DwarfRequiresRelocationForSectionOffset = true;
-  DwarfSectionOffsetDirective = 0;
-  DwarfUsesLabelOffsetForRanges = true;
+  WinEHEncodingType = WinEH::EncodingType::Invalid;
+  DwarfUsesRelocationsAcrossSections = true;
+  DwarfFDESymbolsUseAbsDiff = false;
   DwarfRegNumForCFI = false;
-  HasMicrosoftFastStdCallMangling = false;
+  NeedsDwarfSectionOffsetDirective = false;
+  UseParensForSymbolVariant = false;
 
-  AsmTransCBE = 0;
-}
+  // FIXME: Clang's logic should be synced with the logic used to initialize
+  //        this member and the two implementations should be merged.
+  // For reference:
+  // - Solaris always enables the integrated assembler by default
+  //   - SparcELFMCAsmInfo and X86ELFMCAsmInfo are handling this case
+  // - Windows always enables the integrated assembler by default
+  //   - MCAsmInfoCOFF is handling this case, should it be MCAsmInfoMicrosoft?
+  // - MachO targets always enables the integrated assembler by default
+  //   - MCAsmInfoDarwin is handling this case
+  // - Generic_GCC toolchains enable the integrated assembler on a per
+  //   architecture basis.
+  //   - The target subclasses for AArch64, ARM, and X86 handle these cases
+  UseIntegratedAssembler = false;
 
-MCAsmInfo::~MCAsmInfo() {
+  CompressDebugSections = false;
 }
 
-
-unsigned MCAsmInfo::getULEB128Size(unsigned Value) {
-  unsigned Size = 0;
-  do {
-    Value >>= 7;
-    Size += sizeof(int8_t);
-  } while (Value);
-  return Size;
+MCAsmInfo::~MCAsmInfo() {
 }
 
-unsigned MCAsmInfo::getSLEB128Size(int Value) {
-  unsigned Size = 0;
-  int Sign = Value >> (8 * sizeof(Value) - 1);
-  bool IsMore;
-
-  do {
-    unsigned Byte = Value & 0x7f;
-    Value >>= 7;
-    IsMore = Value != Sign || ((Byte ^ Sign) & 0x40) != 0;
-    Size += sizeof(int8_t);
-  } while (IsMore);
-  return Size;
+bool MCAsmInfo::isSectionAtomizableBySymbols(const MCSection &Section) const {
+  return false;
 }
 
 const MCExpr *