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Fix for http://breakpad.appspot.com/18009 - run dump_syms on both PPC & i386 machines correctly, and process STABS/DWARF information in the same binary

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R=stuart morgan
A=nealsid



git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@359 4c0a9323-5329-0410-9bdc-e9ce6186880e
This commit is contained in:
nealsid 2009-07-17 20:32:08 +00:00
parent f4f249e544
commit 23c364a2b4
1 changed files with 11 additions and 4 deletions
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15
src/common/mac/dump_syms.mm
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@ -321,13 +321,16 @@ void DumpFunctionMap(const dwarf2reader::FunctionMap function_map) {
//============================================================================= //=============================================================================
- (BOOL)loadSymbolInfo:(void *)base offset:(uint32_t)offset { - (BOOL)loadSymbolInfo:(void *)base offset:(uint32_t)offset {
BOOL loadedStabs = [self loadSTABSSymbolInfo:base offset:offset];
NSMutableDictionary *archSections = [sectionData_ objectForKey:architecture_]; NSMutableDictionary *archSections = [sectionData_ objectForKey:architecture_];
BOOL loadedDWARF = NO;
if ([archSections objectForKey:@"__DWARF__debug_info"]) { if ([archSections objectForKey:@"__DWARF__debug_info"]) {
// Treat this this as debug information // Treat this this as debug information
return [self loadDWARFSymbolInfo:base offset:offset]; loadedDWARF = [self loadDWARFSymbolInfo:base offset:offset];
} }
return [self loadSTABSSymbolInfo:base offset:offset]; return loadedDWARF || loadedStabs;
} }
//============================================================================= //=============================================================================
@ -342,11 +345,15 @@ void DumpFunctionMap(const dwarf2reader::FunctionMap function_map) {
section *dbgInfoSection = [[archSections objectForKey:@"__DWARF__debug_info"] sectionPointer]; section *dbgInfoSection = [[archSections objectForKey:@"__DWARF__debug_info"] sectionPointer];
uint32_t debugInfoSize = SwapLongIfNeeded(dbgInfoSection->size); uint32_t debugInfoSize = SwapLongIfNeeded(dbgInfoSection->size);
// i think this will break if run on a big-endian machine #if __BIG_ENDIAN__
dwarf2reader::ByteReader byte_reader(swap ?
dwarf2reader::ENDIANNESS_LITTLE :
dwarf2reader::ENDIANNESS_BIG);
#elif __LITTLE_ENDIAN__
dwarf2reader::ByteReader byte_reader(swap ? dwarf2reader::ByteReader byte_reader(swap ?
dwarf2reader::ENDIANNESS_BIG : dwarf2reader::ENDIANNESS_BIG :
dwarf2reader::ENDIANNESS_LITTLE); dwarf2reader::ENDIANNESS_LITTLE);
#endif
uint64_t dbgOffset = 0; uint64_t dbgOffset = 0;
dwarf2reader::SectionMap* oneArchitectureSectionMap = [self getSectionMapForArchitecture:architecture_]; dwarf2reader::SectionMap* oneArchitectureSectionMap = [self getSectionMapForArchitecture:architecture_];