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| author | Martin Storsjö <martin@martin.st> | 2019-11-23 00:46:24 +0200 |
|---|---|---|
| committer | Martin Storsjö <martin@martin.st> | 2019-11-27 10:44:42 +0200 |
| commit | 47046f05e66c23567d6672ea5a1afd8ed2c411ed (patch) | |
| tree | 71c24f162960b1305583933b6b54247e11961c32 /llvm/lib/MC/MCDwarf.cpp | |
| parent | 943513b79929fba1a9dccdf81cb68a41ce29cd03 (diff) | |
| download | llvm-47046f05e66c23567d6672ea5a1afd8ed2c411ed.zip llvm-47046f05e66c23567d6672ea5a1afd8ed2c411ed.tar.gz llvm-47046f05e66c23567d6672ea5a1afd8ed2c411ed.tar.bz2 | |
[MC] Produce proper section relative relocations for COFF in .debug_frame
The third parameter to Streamer.EmitSymbolValue() is "bool
IsSectionRelative = false".
For ELF, these debug sections are mapped to address zero, so a normal,
absolute address relocation works just fine, but COFF needs a section
relative relocation, and COFF is the only target where
needsDwarfSectionOffsetDirective() returns true. This matches how
EmitSymbolValue is called elsewhere in the same source file.
Differential Revision: https://reviews.llvm.org/D70661
Diffstat (limited to 'llvm/lib/MC/MCDwarf.cpp')
| -rw-r--r-- | llvm/lib/MC/MCDwarf.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/llvm/lib/MC/MCDwarf.cpp b/llvm/lib/MC/MCDwarf.cpp index bcc7c45..b4b3c99 100644 --- a/llvm/lib/MC/MCDwarf.cpp +++ b/llvm/lib/MC/MCDwarf.cpp @@ -1701,7 +1701,8 @@ void FrameEmitterImpl::EmitFDE(const MCSymbol &cieStart, MakeStartMinusEndExpr(Streamer, SectionStart, cieStart, 0); emitAbsValue(Streamer, offset, 4); } else { - Streamer.EmitSymbolValue(&cieStart, 4); + Streamer.EmitSymbolValue(&cieStart, 4, + asmInfo->needsDwarfSectionOffsetDirective()); } // PC Begin |