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Bump SmallString to the minimum required amount for raw_ostream to avoid allocation.

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It's is a bit annoying, we should hide this implementation detail better.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@151284 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Benjamin Kramer 2012-02-23 21:15:21 +00:00
parent 3378c59075
commit b601ab5cce
1 changed files with 2 additions and 2 deletions
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4
lib/MC/MCStreamer.cpp
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@ -95,7 +95,7 @@ void MCStreamer::EmitIntValue(uint64_t Value, unsigned Size,
/// client having to pass in a MCExpr for constant integers.
void MCStreamer::EmitULEB128IntValue(uint64_t Value, unsigned AddrSpace,
unsigned Padding) {
SmallString<32> Tmp;
SmallString<128> Tmp;
raw_svector_ostream OSE(Tmp);
MCObjectWriter::EncodeULEB128(Value, OSE, Padding);
EmitBytes(OSE.str(), AddrSpace);
@ -104,7 +104,7 @@ void MCStreamer::EmitULEB128IntValue(uint64_t Value, unsigned 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) {
SmallString<32> Tmp;
SmallString<128> Tmp;
raw_svector_ostream OSE(Tmp);
MCObjectWriter::EncodeSLEB128(Value, OSE);
EmitBytes(OSE.str(), AddrSpace);