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Unconditionally create a new MCInstrInfo in the asm printer for

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asm parsing since it's not subtarget dependent and we can't depend
upon the one hanging off the MachineFunction's subtarget still
being around.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@230135 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Eric Christopher 2015-02-21 09:09:15 +00:00
parent 9494699d5e
commit 9abdfd0170
1 changed files with 4 additions and 5 deletions
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9
lib/CodeGen/AsmPrinter/AsmPrinterInlineAsm.cpp
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@ -149,12 +149,11 @@ void AsmPrinter::EmitInlineAsm(StringRef Str, const MDNode *LocMDNode,
// emitInlineAsmEnd().
MCSubtargetInfo STIOrig = *STI;
// We may create a new MCInstrInfo here since we might be at the module level
// We create a new MCInstrInfo here since we might be at the module level
// and not have a MachineFunction to initialize the TargetInstrInfo from and
// we only need MCInstrInfo for asm parsing.
const MCInstrInfo *MII =
MF ? static_cast<const MCInstrInfo *>(MF->getSubtarget().getInstrInfo())
: static_cast<const MCInstrInfo *>(TM.getTarget().createMCInstrInfo());
// we only need MCInstrInfo for asm parsing. We create one unconditionally
// because it's not subtarget dependent.
std::unique_ptr<MCInstrInfo> MII(TM.getTarget().createMCInstrInfo());
std::unique_ptr<MCTargetAsmParser> TAP(TM.getTarget().createMCAsmParser(
*STI, *Parser, *MII, TM.Options.MCOptions));
if (!TAP)