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[lldb][COFF] Load absolute symbols from COFF symbol table 

Reviewed By: labath

Differential Revision: https://reviews.llvm.org/D134517
This commit is contained in:
Alvin Wong 2022-09-28 12:45:23 +03:00 committed by Martin Storsjö
parent 20c2f94c3c
commit 7ebff6ab26
2 changed files with 13 additions and 3 deletions
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3
lldb/source/Plugins/ObjectFile/PECOFF/ObjectFilePECOFF.cpp
View File

@ -830,6 +830,9 @@ void ObjectFilePECOFF::AppendFromCOFFSymbolTable(
symbol.SetType(exported->GetType());
}
}
} else if (section_number == llvm::COFF::IMAGE_SYM_ABSOLUTE) {
symbol.GetAddressRef() = Address(coff_sym_ref.getValue());
symbol.SetType(lldb::eSymbolTypeAbsolute);
}
symtab.AddSymbol(symbol);
}

13
lldb/test/Shell/ObjectFile/PECOFF/symbol.yaml
View File

@ -4,9 +4,10 @@
## The .file symbol isn't checked, but is included to test that the symbol
## table iteration handles cases with a symbol with more than one aux symbol.
# CHECK: Type File Address/Value {{.*}} Size Flags Name
# CHECK: Code 0x0000000040001000 0x{{[0-9a-f]+}} 0x{{[0-9a-f]+}} entry
# CHECK: 0x0000000040002000 0x{{[0-9a-f]+}} 0x{{[0-9a-f]+}} variable
# CHECK: Type File Address/Value {{.*}} Size Flags Name
# CHECK: Code 0x0000000040001000 0x{{[0-9a-f]+}} 0x{{[0-9a-f]+}} entry
# CHECK: 0x0000000040002000 0x{{[0-9a-f]+}} 0x{{[0-9a-f]+}} variable
# CHECK: Absolute 0x00000000deadbeef 0x{{[0-9a-f]+}} 0x{{[0-9a-f]+}} absolute_symbol
--- !COFF
OptionalHeader:
@ -123,4 +124,10 @@ symbols:
SimpleType: IMAGE_SYM_TYPE_NULL
ComplexType: IMAGE_SYM_DTYPE_NULL
StorageClass: IMAGE_SYM_CLASS_EXTERNAL
- Name: absolute_symbol
Value: 0xdeadbeef
SectionNumber: -1
SimpleType: IMAGE_SYM_TYPE_NULL
ComplexType: IMAGE_SYM_DTYPE_NULL
StorageClass: IMAGE_SYM_CLASS_STATIC
...