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| author | Rafael Espindola <rafael.espindola@gmail.com> | 2010-12-03 02:54:21 +0000 |
|---|---|---|
| committer | Rafael Espindola <rafael.espindola@gmail.com> | 2010-12-03 02:54:21 +0000 |
| commit | 2df042cb32ecb8d2e1d499dfa27d5074c8b40e13 (patch) | |
| tree | d807e249227d692d07520e298c1c78fb0953051e /lib/MC/MCStreamer.cpp | |
| parent | 6cfab3748ce62067f7ca9b731295e8b39fd72258 (diff) | |
| download | external_llvm-2df042cb32ecb8d2e1d499dfa27d5074c8b40e13.zip external_llvm-2df042cb32ecb8d2e1d499dfa27d5074c8b40e13.tar.gz external_llvm-2df042cb32ecb8d2e1d499dfa27d5074c8b40e13.tar.bz2 | |
Make EmitIntValue more efficient and more like what we do for leb128. The
difference is much smaller (about 0.3s) but significant.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120787 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/MC/MCStreamer.cpp')
| -rw-r--r-- | lib/MC/MCStreamer.cpp | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/lib/MC/MCStreamer.cpp b/lib/MC/MCStreamer.cpp index 38ace6b..6df4ae4 100644 --- a/lib/MC/MCStreamer.cpp +++ b/lib/MC/MCStreamer.cpp @@ -46,7 +46,12 @@ void MCStreamer::EmitDwarfSetLineAddr(int64_t LineDelta, /// pass in a MCExpr for constant integers. void MCStreamer::EmitIntValue(uint64_t Value, unsigned Size, unsigned AddrSpace) { - EmitValue(MCConstantExpr::Create(Value, getContext()), Size, AddrSpace); + assert(Size <= 8); + char buf[8]; + // FIXME: Endianness assumption. + for (unsigned i = 0; i != Size; ++i) + buf[i] = uint8_t(Value >> (i * 8)); + EmitBytes(StringRef(buf, Size), AddrSpace); } /// EmitULEB128Value - Special case of EmitULEB128Value that avoids the |