MCAsmInfoDarwin.cpp [plain text]
#include "llvm/MC/MCAsmInfoDarwin.h"
#include "llvm/MC/MCContext.h"
#include "llvm/MC/MCExpr.h"
#include "llvm/MC/MCSectionMachO.h"
#include "llvm/MC/MCStreamer.h"
using namespace llvm;
bool MCAsmInfoDarwin::isSectionAtomizableBySymbols(
const MCSection &Section) const {
const MCSectionMachO &SMO = static_cast<const MCSectionMachO &>(Section);
if (SMO.getType() == MachO::S_CSTRING_LITERALS)
return false;
if (SMO.getSegmentName() == "__DATA" && SMO.getSectionName() == "__cfstring")
return false;
if (SMO.getSegmentName() == "__DATA" &&
SMO.getSectionName() == "__objc_classrefs")
return false;
switch (SMO.getType()) {
default:
return true;
case MachO::S_4BYTE_LITERALS:
case MachO::S_8BYTE_LITERALS:
case MachO::S_16BYTE_LITERALS:
case MachO::S_LITERAL_POINTERS:
case MachO::S_NON_LAZY_SYMBOL_POINTERS:
case MachO::S_LAZY_SYMBOL_POINTERS:
case MachO::S_MOD_INIT_FUNC_POINTERS:
case MachO::S_MOD_TERM_FUNC_POINTERS:
case MachO::S_INTERPOSING:
return false;
}
}
MCAsmInfoDarwin::MCAsmInfoDarwin() {
LinkerPrivateGlobalPrefix = "l";
HasSingleParameterDotFile = false;
HasSubsectionsViaSymbols = true;
AlignmentIsInBytes = false;
COMMDirectiveAlignmentIsInBytes = false;
LCOMMDirectiveAlignmentType = LCOMM::Log2Alignment;
InlineAsmStart = " InlineAsm Start";
InlineAsmEnd = " InlineAsm End";
HasWeakDefDirective = true;
HasWeakDefCanBeHiddenDirective = true;
WeakRefDirective = "\t.weak_reference ";
ZeroDirective = "\t.space\t"; HasMachoZeroFillDirective = true; HasMachoTBSSDirective = true; HasStaticCtorDtorReferenceInStaticMode = true;
HasAggressiveSymbolFolding = false;
HiddenVisibilityAttr = MCSA_PrivateExtern;
HiddenDeclarationVisibilityAttr = MCSA_Invalid;
ProtectedVisibilityAttr = MCSA_Invalid;
HasDotTypeDotSizeDirective = false;
HasNoDeadStrip = true;
HasAltEntry = true;
DwarfUsesRelocationsAcrossSections = false;
UseIntegratedAssembler = true;
SetDirectiveSuppressesReloc = true;
UseLogicalShr = false;
}