MCStreamer: Reimplement the virtual EmitRawText as a protected member, EmitRawTextImpl, to avoid string literal ambiguities

Also improve the implementation of EmitRawText(Twine) so it doesn't
bother using the SmallString buffer if the Twine is a simple StringRef
anyway.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@193378 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
David Blaikie 2013-10-24 22:43:10 +00:00
parent 07d5aef305
commit 5759c3a029
4 changed files with 7 additions and 7 deletions

View File

@ -149,6 +149,8 @@ protected:
}
void EmitW64Tables();
virtual void EmitRawTextImpl(StringRef String);
public:
virtual ~MCStreamer();
@ -657,7 +659,6 @@ public:
/// EmitRawText - If this file is backed by a assembly streamer, this dumps
/// the specified string in the output .s file. This capability is
/// indicated by the hasRawTextSupport() predicate. By default this aborts.
virtual void EmitRawText(StringRef String);
void EmitRawText(const Twine &String);
/// Flush - Causes any cached state to be written out.

View File

@ -196,7 +196,7 @@ void DIEInteger::EmitValue(AsmPrinter *Asm, dwarf::Form Form) const {
// Emit something to keep the lines and comments in sync.
// FIXME: Is there a better way to do this?
if (Asm->OutStreamer.hasRawTextSupport())
Asm->OutStreamer.EmitRawText(StringRef(""));
Asm->OutStreamer.EmitRawText("");
return;
case dwarf::DW_FORM_flag: // Fall thru
case dwarf::DW_FORM_ref1: // Fall thru

View File

@ -255,7 +255,7 @@ public:
/// EmitRawText - If this file is backed by an assembly streamer, this dumps
/// the specified string in the output .s file. This capability is
/// indicated by the hasRawTextSupport() predicate.
virtual void EmitRawText(StringRef String);
virtual void EmitRawTextImpl(StringRef String);
virtual void FinishImpl();
};
@ -1346,7 +1346,7 @@ void MCAsmStreamer::EmitBundleUnlock() {
/// EmitRawText - If this file is backed by an assembly streamer, this dumps
/// the specified string in the output .s file. This capability is
/// indicated by the hasRawTextSupport() predicate.
void MCAsmStreamer::EmitRawText(StringRef String) {
void MCAsmStreamer::EmitRawTextImpl(StringRef String) {
if (!String.empty() && String.back() == '\n')
String = String.substr(0, String.size()-1);
OS << String;

View File

@ -571,7 +571,7 @@ void MCStreamer::EmitCOFFSecRel32(MCSymbol const *Symbol) {
/// EmitRawText - If this file is backed by an assembly streamer, this dumps
/// the specified string in the output .s file. This capability is
/// indicated by the hasRawTextSupport() predicate.
void MCStreamer::EmitRawText(StringRef String) {
void MCStreamer::EmitRawTextImpl(StringRef String) {
errs() << "EmitRawText called on an MCStreamer that doesn't support it, "
" something must not be fully mc'ized\n";
abort();
@ -579,8 +579,7 @@ void MCStreamer::EmitRawText(StringRef String) {
void MCStreamer::EmitRawText(const Twine &T) {
SmallString<128> Str;
T.toVector(Str);
EmitRawText(Str.str());
EmitRawTextImpl(T.toStringRef(Str));
}
void MCStreamer::EmitFrames(MCAsmBackend *MAB, bool usingCFI) {