#include "llvm/Function.h"
#include "llvm/GlobalVariable.h"
#include "llvm/ADT/StringExtras.h"
+#include "llvm/Support/ErrorHandling.h"
#include "llvm/Support/Mangler.h"
#include "llvm/Target/DarwinTargetAsmInfo.h"
#include "llvm/Target/TargetMachine.h"
ConstDataSection = getUnnamedSection(".const_data", SectionFlags::None);
DataCoalSection = getNamedSection("\t__DATA,__datacoal_nt,coalesced",
SectionFlags::Writeable);
+
+
+ // Common settings for all Darwin targets.
+ // Syntax:
+ GlobalPrefix = "_";
+ PrivateGlobalPrefix = "L";
+ LessPrivateGlobalPrefix = "l"; // Marker for some ObjC metadata
+ StringConstantPrefix = "\1LC";
+ NeedsSet = true;
+ NeedsIndirectEncoding = true;
+ AllowQuotesInName = true;
+ HasSingleParameterDotFile = false;
+
+ // In non-PIC modes, emit a special label before jump tables so that the
+ // linker can perform more accurate dead code stripping. We do not check the
+ // relocation model here since it can be overridden later.
+ JumpTableSpecialLabelPrefix = "l";
+
+ // Directives:
+ WeakDefDirective = "\t.weak_definition ";
+ WeakRefDirective = "\t.weak_reference ";
+ HiddenDirective = "\t.private_extern ";
+
+ // Sections:
+ CStringSection = "\t.cstring";
+ JumpTableDataSection = "\t.const\n";
+ BSSSection = 0;
+
+ if (TM.getRelocationModel() == Reloc::Static) {
+ StaticCtorsSection = ".constructor";
+ StaticDtorsSection = ".destructor";
+ } else {
+ StaticCtorsSection = ".mod_init_func";
+ StaticDtorsSection = ".mod_term_func";
+ }
+
+ DwarfAbbrevSection = ".section __DWARF,__debug_abbrev,regular,debug";
+ DwarfInfoSection = ".section __DWARF,__debug_info,regular,debug";
+ DwarfLineSection = ".section __DWARF,__debug_line,regular,debug";
+ DwarfFrameSection = ".section __DWARF,__debug_frame,regular,debug";
+ DwarfPubNamesSection = ".section __DWARF,__debug_pubnames,regular,debug";
+ DwarfPubTypesSection = ".section __DWARF,__debug_pubtypes,regular,debug";
+ DwarfStrSection = ".section __DWARF,__debug_str,regular,debug";
+ DwarfLocSection = ".section __DWARF,__debug_loc,regular,debug";
+ DwarfARangesSection = ".section __DWARF,__debug_aranges,regular,debug";
+ DwarfRangesSection = ".section __DWARF,__debug_ranges,regular,debug";
+ DwarfMacroInfoSection = ".section __DWARF,__debug_macinfo,regular,debug";
}
/// emitUsedDirectiveFor - On Darwin, internally linked data beginning with
const Section*
DarwinTargetAsmInfo::SelectSectionForGlobal(const GlobalValue *GV) const {
SectionKind::Kind Kind = SectionKindForGlobal(GV);
- bool isWeak = GV->mayBeOverridden();
+ bool isWeak = GV->isWeakForLinker();
bool isNonStatic = TM.getRelocationModel() != Reloc::Static;
switch (Kind) {
ConstDataCoalSection:
MergeableConstSection(cast<GlobalVariable>(GV)));
default:
- assert(0 && "Unsuported section kind for global");
+ llvm_unreachable("Unsuported section kind for global");
}
// FIXME: Do we have any extra special weird cases?
DarwinTargetAsmInfo::MergeableStringSection(const GlobalVariable *GV) const {
const TargetData *TD = TM.getTargetData();
Constant *C = cast<GlobalVariable>(GV)->getInitializer();
- const Type *Type = cast<ConstantArray>(C)->getType()->getElementType();
+ const Type *Ty = cast<ArrayType>(C->getType())->getElementType();
- unsigned Size = TD->getTypePaddedSize(Type);
+ unsigned Size = TD->getTypeAllocSize(Ty);
if (Size) {
unsigned Align = TD->getPreferredAlignment(GV);
if (Align <= 32)
DarwinTargetAsmInfo::MergeableConstSection(const Type *Ty) const {
const TargetData *TD = TM.getTargetData();
- unsigned Size = TD->getTypePaddedSize(Ty);
+ unsigned Size = TD->getTypeAllocSize(Ty);
if (Size == 4)
return FourByteConstantSection;
else if (Size == 8)
std::string
DarwinTargetAsmInfo::UniqueSectionForGlobal(const GlobalValue* GV,
SectionKind::Kind kind) const {
- assert(0 && "Darwin does not use unique sections");
+ llvm_unreachable("Darwin does not use unique sections");
return "";
}