//===----------------------------------------------------------------------===//
#include "llvm/MC/MCAsmInfo.h"
+#include "llvm/MC/MCContext.h"
#include "llvm/MC/MCExpr.h"
#include "llvm/MC/MCStreamer.h"
#include "llvm/Support/DataTypes.h"
+#include "llvm/Support/Dwarf.h"
#include <cctype>
#include <cstring>
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;
+ MinInstAlignment = 1;
PCSymbol = "$";
SeparatorString = ";";
CommentColumn = 40;
CommentString = "#";
LabelSuffix = ":";
+ DebugLabelSuffix = ":";
GlobalPrefix = "";
PrivateGlobalPrefix = ".";
LinkerPrivateGlobalPrefix = "";
InlineAsmStart = "APP";
InlineAsmEnd = "NO_APP";
+ Code16Directive = ".code16";
+ Code32Directive = ".code32";
+ Code64Directive = ".code64";
AssemblerDialect = 0;
AllowQuotesInName = false;
AllowNameToStartWithDigit = false;
AllowPeriodsInName = true;
+ AllowUTF8 = true;
+ UseDataRegionDirectives = false;
ZeroDirective = "\t.zero\t";
AsciiDirective = "\t.ascii\t";
AscizDirective = "\t.asciz\t";
AlignDirective = "\t.align\t";
AlignmentIsInBytes = true;
TextAlignFillValue = 0;
+ GPRel64Directive = 0;
GPRel32Directive = 0;
GlobalDirective = "\t.globl\t";
HasSetDirective = true;
HasAggressiveSymbolFolding = true;
- HasLCOMMDirective = false;
COMMDirectiveAlignmentIsInBytes = true;
+ LCOMMDirectiveAlignmentType = LCOMM::NoAlignment;
HasDotTypeDotSizeDirective = true;
HasSingleParameterDotFile = true;
HasNoDeadStrip = false;
HasLEB128 = false;
SupportsDebugInformation = false;
ExceptionsType = ExceptionHandling::None;
- DwarfRequiresFrameSection = true;
DwarfUsesInlineInfoSection = false;
- DwarfUsesAbsoluteLabelForStmtList = true;
- DwarfSectionOffsetDirective = 0;
- DwarfUsesLabelOffsetForRanges = true;
+ DwarfUsesRelocationsAcrossSections = true;
+ DwarfRegNumForCFI = false;
HasMicrosoftFastStdCallMangling = false;
-
- AsmTransCBE = 0;
+ NeedsDwarfSectionOffsetDirective = false;
}
MCAsmInfo::~MCAsmInfo() {
}
-unsigned MCAsmInfo::getULEB128Size(unsigned Value) {
+unsigned MCAsmInfo::getULEB128Size(uint64_t Value) {
unsigned Size = 0;
do {
Value >>= 7;
return Size;
}
-unsigned MCAsmInfo::getSLEB128Size(int Value) {
+unsigned MCAsmInfo::getSLEB128Size(int64_t Value) {
unsigned Size = 0;
int Sign = Value >> (8 * sizeof(Value) - 1);
bool IsMore;
const MCExpr *
MCAsmInfo::getExprForPersonalitySymbol(const MCSymbol *Sym,
+ unsigned Encoding,
MCStreamer &Streamer) const {
- return MCSymbolRefExpr::Create(Sym, Streamer.getContext());
+ return getExprForFDESymbol(Sym, Encoding, Streamer);
+}
+
+const MCExpr *
+MCAsmInfo::getExprForFDESymbol(const MCSymbol *Sym,
+ unsigned Encoding,
+ MCStreamer &Streamer) const {
+ if (!(Encoding & dwarf::DW_EH_PE_pcrel))
+ return MCSymbolRefExpr::Create(Sym, Streamer.getContext());
+
+ MCContext &Context = Streamer.getContext();
+ const MCExpr *Res = MCSymbolRefExpr::Create(Sym, Context);
+ MCSymbol *PCSym = Context.CreateTempSymbol();
+ Streamer.EmitLabel(PCSym);
+ const MCExpr *PC = MCSymbolRefExpr::Create(PCSym, Context);
+ return MCBinaryExpr::CreateSub(Res, PC, Context);
}