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Use utohex_buffer instead of utohexstr to avoid creating a temporary

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string in the .ll and .s printers.

llvm-svn: 58962
This commit is contained in:
Chris Lattner 2008-11-10 04:30:26 +00:00
parent 46166d50a8
commit 1185c9a72c
2 changed files with 5 additions and 2 deletions
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4
lib/CodeGen/AsmPrinter/AsmPrinter.cpp
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@ -564,7 +564,9 @@ void AsmPrinter::PrintSLEB128(int Value) const {
/// PrintHex - Print a value as a hexidecimal value.
///
void AsmPrinter::PrintHex(int Value) const {
O << "0x" << utohexstr(static_cast<unsigned>(Value));
char Buffer[20];
O << "0x" << utohex_buffer(static_cast<unsigned>(Value), Buffer+20);
}
/// EOL - Print a newline character to asm stream. If a comment is present

3
lib/VMCore/AsmWriter.cpp
View File

@ -662,7 +662,8 @@ static void WriteConstantInt(raw_ostream &Out, const Constant *CV,
// output the string in hexadecimal format!
assert(sizeof(double) == sizeof(uint64_t) &&
"assuming that double is 64 bits!");
Out << "0x" << utohexstr(DoubleToBits(Val));
char Buffer[40];
Out << "0x" << utohex_buffer(uint64_t(DoubleToBits(Val)), Buffer+40);
return;
}