MC: collapse emission of producer

Rather than use three EmitBytes, concatenate the string at compile time,
constructing a single StringRef and emitting the data in one shot.  This also
creates nicer assembly output.  NFC.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@213273 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Saleem Abdulrasool 2014-07-17 16:27:35 +00:00
parent b26ede07ad
commit 1919beac0d

View File

@ -740,14 +740,10 @@ static void EmitGenDwarfInfo(MCStreamer *MCOS,
// AT_producer, the version of the assembler tool.
StringRef DwarfDebugProducer = context.getDwarfDebugProducer();
if (!DwarfDebugProducer.empty()){
if (!DwarfDebugProducer.empty())
MCOS->EmitBytes(DwarfDebugProducer);
}
else {
MCOS->EmitBytes(StringRef("llvm-mc (based on LLVM "));
MCOS->EmitBytes(StringRef(PACKAGE_VERSION));
MCOS->EmitBytes(StringRef(")"));
}
else
MCOS->EmitBytes(StringRef("llvm-mc (based on LLVM " PACKAGE_VERSION ")"));
MCOS->EmitIntValue(0, 1); // NULL byte to terminate the string.
// AT_language, a 4 byte value. We use DW_LANG_Mips_Assembler as the dwarf2