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Do with uleb the same trick we now do with dwarf line/address advances. This

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avoids creating leb128 fragments and speeds up the test in PR8711 to 33s.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120774 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Rafael Espindola
2010-12-03 01:19:49 +00:00
parent 8d64989275
commit 660b5fc4d0
3 changed files with 20 additions and 10 deletions
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10
lib/MC/MCStreamer.cpp
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@ -52,13 +52,19 @@ void MCStreamer::EmitIntValue(uint64_t Value, unsigned Size,
/// EmitULEB128Value - Special case of EmitULEB128Value that avoids the
/// client having to pass in a MCExpr for constant integers.
void MCStreamer::EmitULEB128IntValue(uint64_t Value, unsigned AddrSpace) {
EmitULEB128Value(MCConstantExpr::Create(Value, getContext()), AddrSpace);
SmallString<32> Tmp;
raw_svector_ostream OSE(Tmp);
MCObjectWriter::EncodeULEB128(Value, OSE);
EmitBytes(OSE.str(), AddrSpace);
}
/// EmitSLEB128Value - Special case of EmitSLEB128Value that avoids the
/// client having to pass in a MCExpr for constant integers.
void MCStreamer::EmitSLEB128IntValue(int64_t Value, unsigned AddrSpace) {
EmitSLEB128Value(MCConstantExpr::Create(Value, getContext()), AddrSpace);
SmallString<32> Tmp;
raw_svector_ostream OSE(Tmp);
MCObjectWriter::EncodeSLEB128(Value, OSE);
EmitBytes(OSE.str(), AddrSpace);
}
void MCStreamer::EmitSymbolValue(const MCSymbol *Sym, unsigned Size,