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Add MCObjectFileInfo and sink the MCSections initialization code from

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TargetLoweringObjectFileImpl down to MCObjectFileInfo.

TargetAsmInfo is done to one last method. It's *almost* gone!


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@135569 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Evan Cheng
2011-07-20 05:58:47 +00:00
parent 86c98145b2
commit e76a33b956
27 changed files with 900 additions and 840 deletions
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17
lib/MC/MCAsmStreamer.cpp
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@ -16,6 +16,7 @@
#include "llvm/MC/MCInst.h"
#include "llvm/MC/MCInstPrinter.h"
#include "llvm/MC/MCRegisterInfo.h"
#include "llvm/MC/MCSectionCOFF.h"
#include "llvm/MC/MCSectionMachO.h"
#include "llvm/MC/MCSymbol.h"
#include "llvm/ADT/OwningPtr.h"
@ -995,6 +996,19 @@ void MCAsmStreamer::EmitWin64EHHandler(const MCSymbol *Sym, bool Unwind,
EmitEOL();
}
static const MCSection *getWin64EHTableSection(StringRef suffix,
MCContext &context) {
// FIXME: This doesn't belong in MCObjectFileInfo. However,
/// this duplicate code in MCWin64EH.cpp.
if (suffix == "")
return context.getObjectFileInfo()->getXDataSection();
return context.getCOFFSection((".xdata"+suffix).str(),
COFF::IMAGE_SCN_CNT_INITIALIZED_DATA |
COFF::IMAGE_SCN_MEM_READ |
COFF::IMAGE_SCN_MEM_WRITE,
SectionKind::getDataRel());
}
void MCAsmStreamer::EmitWin64EHHandlerData() {
MCStreamer::EmitWin64EHHandlerData();
@ -1004,8 +1018,7 @@ void MCAsmStreamer::EmitWin64EHHandlerData() {
// data block is visible.
MCWin64EHUnwindInfo *CurFrame = getCurrentW64UnwindInfo();
StringRef suffix=MCWin64EHUnwindEmitter::GetSectionSuffix(CurFrame->Function);
const MCSection *xdataSect =
getContext().getTargetAsmInfo().getWin64EHTableSection(suffix);
const MCSection *xdataSect = getWin64EHTableSection(suffix, getContext());
if (xdataSect)
SwitchSectionNoChange(xdataSect);