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| author | Benjamin Kramer <benny.kra@googlemail.com> | 2010-08-25 20:09:43 +0000 |
|---|---|---|
| committer | Benjamin Kramer <benny.kra@googlemail.com> | 2010-08-25 20:09:43 +0000 |
| commit | 37b384cd665598a1d87abfbe9a475fed4b030753 (patch) | |
| tree | c90e84fab35fbccb91326b335ce9a1424586c925 /llvm/lib | |
| parent | 370bbab490fcffa93212817f0165c05183ec4fdb (diff) | |
| download | bcm5719-llvm-37b384cd665598a1d87abfbe9a475fed4b030753.tar.gz bcm5719-llvm-37b384cd665598a1d87abfbe9a475fed4b030753.zip | |
MCELF: Use precomputed symbol indices, patch by Roman Divacky.
llvm-svn: 112079
Diffstat (limited to 'llvm/lib')
| -rw-r--r-- | llvm/lib/MC/ELFObjectWriter.cpp | 18 |
1 files changed, 7 insertions, 11 deletions
diff --git a/llvm/lib/MC/ELFObjectWriter.cpp b/llvm/lib/MC/ELFObjectWriter.cpp index 8fb6ff60f89..79bb52871d4 100644 --- a/llvm/lib/MC/ELFObjectWriter.cpp +++ b/llvm/lib/MC/ELFObjectWriter.cpp @@ -567,18 +567,14 @@ void ELFObjectWriterImpl::RecordRelocation(const MCAssembler &Asm, uint64_t ELFObjectWriterImpl::getSymbolIndexInSymbolTable(const MCAssembler &Asm, const MCSymbol *S) { - for (unsigned i = 0, e = LocalSymbolData.size(); i != e; ++i) - if (&LocalSymbolData[i].SymbolData->getSymbol() == S) - return i + /* empty symbol */ 1; - for (unsigned i = 0, e = ExternalSymbolData.size(); i != e; ++i) - if (&ExternalSymbolData[i].SymbolData->getSymbol() == S) - return i + LocalSymbolData.size() + Asm.size() + /* empty symbol */ 1; - for (unsigned i = 0, e = UndefinedSymbolData.size(); i != e; ++i) - if (&UndefinedSymbolData[i].SymbolData->getSymbol() == S) - return i + LocalSymbolData.size() + ExternalSymbolData.size() + - Asm.size() + /* empty symbol */ 1; + MCSymbolData &SD = Asm.getSymbolData(*S); + + // Local symbol. + if (!SD.isExternal() && !S->isUndefined()) + return SD.getIndex() + /* empty symbol */ 1; - llvm_unreachable("Cannot find symbol which should exist!"); + // External or undefined symbol. + return SD.getIndex() + Asm.size() + /* empty symbol */ 1; } void ELFObjectWriterImpl::ComputeSymbolTable(MCAssembler &Asm) { |
