Commit cc9407d0 authored by Bill Wendling's avatar Bill Wendling
Browse files

Merging r143290: 

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r143290 | d0k | 2011-10-29 12:43:38 -0700 (Sat, 29 Oct 2011) | 3 lines

PPC: Disable moves for all CR subregisters.

Should fix assertion failures on ppc buildbots.
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llvm-svn: 143451
parent ecf07695

llvm/lib/Target/PowerPC/PPCFrameLowering.cpp

+1 −3
Original line number Diff line number Diff line
@@ -490,10 +490,8 @@ void PPCFrameLowering::emitPrologue(MachineFunction &MF) const { 


      // This is a bit of a hack: CR2LT, CR2GT, CR2EQ and CR2UN are just

      // subregisters of CR2. We just need to emit a move of CR2.

      if (Reg == PPC::CR2LT || Reg == PPC::CR2GT || Reg == PPC::CR2EQ)

      if (PPC::CRBITRCRegisterClass->contains(Reg))

        continue;

      if (Reg == PPC::CR2UN)

        Reg = PPC::CR2;



      MachineLocation CSDst(MachineLocation::VirtualFP, Offset);

      MachineLocation CSSrc(Reg);