diff options
| author | Eric Christopher <echristo@apple.com> | 2012-08-24 01:14:23 +0000 |
|---|---|---|
| committer | Eric Christopher <echristo@apple.com> | 2012-08-24 01:14:23 +0000 |
| commit | 3887a902a1b8e5a6aad4fc822479845ce3ba0dfe (patch) | |
| tree | d2d44b141b2c4a2b13d1a57d229ee7b438a4496b /lib/DebugInfo/DWARFDebugInfoEntry.cpp | |
| parent | 08cdb6e6b2a768f81dedd61725c7d67cdb05f0a0 (diff) | |
Add support for some missing DW_FORM_*.
TODO: Fix code duplication and coding style.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162525 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/DebugInfo/DWARFDebugInfoEntry.cpp')
| -rw-r--r-- | lib/DebugInfo/DWARFDebugInfoEntry.cpp | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/lib/DebugInfo/DWARFDebugInfoEntry.cpp b/lib/DebugInfo/DWARFDebugInfoEntry.cpp index f58a147d33..b5a4f9450a 100644 --- a/lib/DebugInfo/DWARFDebugInfoEntry.cpp +++ b/lib/DebugInfo/DWARFDebugInfoEntry.cpp @@ -126,6 +126,7 @@ bool DWARFDebugInfoEntryMinimal::extractFast(const DWARFCompileUnit *cu, switch (form) { // Blocks if inlined data that have a length field and the data bytes // inlined in the .debug_info. + case DW_FORM_exprloc: case DW_FORM_block: form_size = debug_info_data.getULEB128(&offset); break; @@ -150,6 +151,11 @@ bool DWARFDebugInfoEntryMinimal::extractFast(const DWARFCompileUnit *cu, form_size = cu->getAddressByteSize(); break; + // 0 sized form. + case DW_FORM_flag_present: + form_size = 0; + break; + // 1 byte values case DW_FORM_data1: case DW_FORM_flag: @@ -173,6 +179,7 @@ bool DWARFDebugInfoEntryMinimal::extractFast(const DWARFCompileUnit *cu, // 8 byte values case DW_FORM_data8: case DW_FORM_ref8: + case DW_FORM_ref_sig8: form_size = 8; break; @@ -188,6 +195,13 @@ bool DWARFDebugInfoEntryMinimal::extractFast(const DWARFCompileUnit *cu, form = debug_info_data.getULEB128(&offset); break; + case DW_FORM_sec_offset: + if (cu->getAddressByteSize() == 4) + debug_info_data.getU32(offset_ptr); + else + debug_info_data.getU64(offset_ptr); + break; + default: *offset_ptr = Offset; return false; @@ -249,6 +263,7 @@ DWARFDebugInfoEntryMinimal::extract(const DWARFCompileUnit *cu, switch (form) { // Blocks if inlined data that have a length field and the data // bytes // inlined in the .debug_info + case DW_FORM_exprloc: case DW_FORM_block: form_size = debug_info_data.getULEB128(&offset); break; @@ -273,6 +288,11 @@ DWARFDebugInfoEntryMinimal::extract(const DWARFCompileUnit *cu, form_size = cu_addr_size; break; + // 0 byte value + case DW_FORM_flag_present: + form_size = 0; + break; + // 1 byte values case DW_FORM_data1: case DW_FORM_flag: @@ -299,6 +319,7 @@ DWARFDebugInfoEntryMinimal::extract(const DWARFCompileUnit *cu, // 8 byte values case DW_FORM_data8: case DW_FORM_ref8: + case DW_FORM_ref_sig8: form_size = 8; break; @@ -314,6 +335,13 @@ DWARFDebugInfoEntryMinimal::extract(const DWARFCompileUnit *cu, form_is_indirect = true; break; + case DW_FORM_sec_offset: + if (cu->getAddressByteSize() == 4) + debug_info_data.getU32(offset_ptr); + else + debug_info_data.getU64(offset_ptr); + break; + default: *offset_ptr = offset; return false; |