llvm-mc: Add dummy MCStreamer implementation, (eventually) for use in profiling.
- Currently unused.
- A few other random comment fixes lumped in.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78960 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/MC/MCAsmStreamer.cpp b/lib/MC/MCAsmStreamer.cpp
index 5457913..75390c6 100644
--- a/lib/MC/MCAsmStreamer.cpp
+++ b/lib/MC/MCAsmStreamer.cpp
@@ -155,6 +155,7 @@
void MCAsmStreamer::EmitAssemblerFlag(AssemblerFlag Flag) {
switch (Flag) {
+ default: assert(0 && "Invalid flag!");
case SubsectionsViaSymbols: OS << ".subsections_via_symbols"; break;
}
OS << '\n';
@@ -215,10 +216,7 @@
void MCAsmStreamer::EmitZerofill(MCSection *Section, MCSymbol *Symbol,
unsigned Size, unsigned Pow2Alignment) {
- // Note: a .zerofill directive does not switch sections
- // FIXME: Really we would like the segment and section names as well as the
- // section type to be separate values instead of embedded in the name. Not
- // all assemblers understand all this stuff though.
+ // Note: a .zerofill directive does not switch sections.
OS << ".zerofill ";
// This is a mach-o specific directive.
@@ -226,7 +224,6 @@
OS << '"' << MOSection->getSegmentName() << ","
<< MOSection->getSectionName() << '"';
-
if (Symbol != NULL) {
OS << ',' << Symbol << ',' << Size;
if (Pow2Alignment != 0)