maxjhandsome
/
llvm-project
forked from OSchip/llvm-project
1
0
Fork 0
Code Issues Pull Requests Packages Releases Wiki Activity

R600/SI: Handle physical registers in getOpRegClass 

llvm-svn: 224079
This commit is contained in:
Matt Arsenault 2014-12-11 23:37:34 +00:00
parent e368cb378f
commit 102a70409e
1 changed files with 7 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

9
llvm/lib/Target/R600/SIInstrInfo.cpp
View File

@ -1242,8 +1242,13 @@ const TargetRegisterClass *SIInstrInfo::getOpRegClass(const MachineInstr &MI,
const MachineRegisterInfo &MRI = MI.getParent()->getParent()->getRegInfo();
const MCInstrDesc &Desc = get(MI.getOpcode());
if (MI.isVariadic() || OpNo >= Desc.getNumOperands() ||
Desc.OpInfo[OpNo].RegClass == -1)
return MRI.getRegClass(MI.getOperand(OpNo).getReg());
Desc.OpInfo[OpNo].RegClass == -1) {
unsigned Reg = MI.getOperand(OpNo).getReg();
if (TargetRegisterInfo::isVirtualRegister(Reg))
return MRI.getRegClass(Reg);
return RI.getRegClass(Reg);
}
unsigned RCID = Desc.OpInfo[OpNo].RegClass;
return RI.getRegClass(RCID);