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| author | Eli Friedman <eli.friedman@gmail.com> | 2011-04-18 05:38:58 +0000 |
|---|---|---|
| committer | Eli Friedman <eli.friedman@gmail.com> | 2011-04-18 05:38:58 +0000 |
| commit | 24b9654f124c4da635ea791a9e11fff0ea0ff507 (patch) | |
| tree | d84311ddba048e1548528ba0fc64e652d851c586 /lib/MC/MCObjectStreamer.cpp | |
| parent | f4387d9afb9100e181b96b3bca879b940715033d (diff) | |
More malloc elimination: it's a bad idea to use raw_svector_ostream on a
small heap-allocated SmallString because it unconditionally forces a malloc.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@129688 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/MC/MCObjectStreamer.cpp')
| -rw-r--r-- | lib/MC/MCObjectStreamer.cpp | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/lib/MC/MCObjectStreamer.cpp b/lib/MC/MCObjectStreamer.cpp index ef22eaaaa4..9fe6823cb7 100644 --- a/lib/MC/MCObjectStreamer.cpp +++ b/lib/MC/MCObjectStreamer.cpp @@ -191,8 +191,10 @@ void MCObjectStreamer::EmitInstruction(const MCInst &Inst) { void MCObjectStreamer::EmitInstToFragment(const MCInst &Inst) { MCInstFragment *IF = new MCInstFragment(Inst, getCurrentSectionData()); - raw_svector_ostream VecOS(IF->getCode()); + SmallString<128> Code; + raw_svector_ostream VecOS(Code); getAssembler().getEmitter().EncodeInstruction(Inst, VecOS, IF->getFixups()); + IF->getCode().append(Code.begin(), Code.end()); } static const MCExpr *BuildSymbolDiff(MCContext &Context, |