namespace llvm {
namespace COFF {
+ // The maximum number of sections that a COFF object can have (inclusive).
+ const int MaxNumberOfSections = 65299;
+
// The PE signature bytes that follows the DOS stub header.
static const char PEMagic[] = { 'P', 'E', '\0', '\0' };
DEBUG_INDEX_SUBSECTION = 0xF4
};
+ inline bool isReservedSectionNumber(int N) {
+ return N == IMAGE_SYM_UNDEFINED || N > MaxNumberOfSections;
+ }
+
} // End namespace COFF.
} // End namespace llvm.
#include "llvm/ADT/SmallString.h"
#include "llvm/ADT/StringSwitch.h"
#include "llvm/ADT/Triple.h"
+#include "llvm/Support/COFF.h"
#include "llvm/Support/Debug.h"
#include "llvm/Support/raw_ostream.h"
#include <cctype>
Result = SymbolRef::ST_Function;
} else {
uint32_t Characteristics = 0;
- if (Symb->SectionNumber > 0) {
+ if (!COFF::isReservedSectionNumber(Symb->SectionNumber)) {
const coff_section *Section = NULL;
if (error_code EC = getSection(Symb->SectionNumber, Section))
return EC;
error_code COFFObjectFile::getSymbolSection(DataRefImpl Ref,
section_iterator &Result) const {
const coff_symbol *Symb = toSymb(Ref);
- if (Symb->SectionNumber <= COFF::IMAGE_SYM_UNDEFINED)
+ if (COFF::isReservedSectionNumber(Symb->SectionNumber)) {
Result = section_end();
- else {
+ } else {
const coff_section *Sec = 0;
if (error_code EC = getSection(Symb->SectionNumber, Sec)) return EC;
DataRefImpl Ref;
error_code COFFObjectFile::getSection(int32_t Index,
const coff_section *&Result) const {
// Check for special index values.
- if (Index == COFF::IMAGE_SYM_UNDEFINED ||
- Index == COFF::IMAGE_SYM_ABSOLUTE ||
- Index == COFF::IMAGE_SYM_DEBUG)
+ if (COFF::isReservedSectionNumber(Index))
Result = NULL;
else if (Index > 0 && Index <= COFFHeader->NumberOfSections)
// We already verified the section table data, so no need to check again.
COFF32-NEXT: SectionCount: 2
COFF32-NEXT: TimeDateStamp: 2013-03-20 17:56:46 (0x5149F85E)
COFF32-NEXT: PointerToSymbolTable: 0xA5
-COFF32-NEXT: SymbolCount: 7
+COFF32-NEXT: SymbolCount: 9
COFF32-NEXT: OptionalHeaderSize: 0
COFF32-NEXT: Characteristics [ (0x0)
COFF32-NEXT: ]
COFF: Symbols [
COFF-NEXT: Symbol {
+COFF-NEXT: Name: @comp.id
+COFF-NEXT: Value: 14766605
+COFF-NEXT: Section: (65535)
+COFF-NEXT: BaseType: Null (0x0)
+COFF-NEXT: ComplexType: Null (0x0)
+COFF-NEXT: StorageClass: Static (0x3)
+COFF-NEXT: AuxSymbolCount: 0
+COFF-NEXT: }
+COFF-NEXT: Symbol {
+COFF-NEXT: Name: @feat.00
+COFF-NEXT: Value: 2147484049
+COFF-NEXT: Section: (65535)
+COFF-NEXT: BaseType: Null (0x0)
+COFF-NEXT: ComplexType: Null (0x0)
+COFF-NEXT: StorageClass: Static (0x3)
+COFF-NEXT: AuxSymbolCount: 0
+COFF-NEXT: }
+COFF-NEXT: Symbol {
COFF-NEXT: Name: .text
COFF-NEXT: Value: 0
COFF-NEXT: Section: .text (1)
#include "llvm/Object/MachO.h"
#include "llvm/Object/MachOUniversal.h"
#include "llvm/Object/ObjectFile.h"
+#include "llvm/Support/COFF.h"
#include "llvm/Support/CommandLine.h"
#include "llvm/Support/FileSystem.h"
#include "llvm/Support/Format.h"
return Ret;
uint32_t Characteristics = 0;
- if (Symb->SectionNumber > 0 &&
- Symb->SectionNumber != llvm::COFF::IMAGE_SYM_DEBUG &&
- Symb->SectionNumber != llvm::COFF::IMAGE_SYM_ABSOLUTE) {
+ if (!COFF::isReservedSectionNumber(Symb->SectionNumber)) {
section_iterator SecI = Obj.section_end();
if (error(SymI->getSection(SecI)))
return '?';
} else if (
Symbol->StorageClass == COFF::IMAGE_SYM_CLASS_WEAK_EXTERNAL ||
(Symbol->StorageClass == COFF::IMAGE_SYM_CLASS_EXTERNAL &&
- Symbol->SectionNumber == 0 &&
+ Symbol->SectionNumber == COFF::IMAGE_SYM_UNDEFINED &&
Symbol->Value == 0)) {
const coff_aux_weak_external_definition *Aux;
if (error(getSymbolAuxData(Obj, Symbol + I, Aux)))