diff options
Diffstat (limited to 'llvm/lib')
| -rw-r--r-- | llvm/lib/Target/R600/SIFixSGPRCopies.cpp | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/llvm/lib/Target/R600/SIFixSGPRCopies.cpp b/llvm/lib/Target/R600/SIFixSGPRCopies.cpp index d90f09d3cd6..82969f682b5 100644 --- a/llvm/lib/Target/R600/SIFixSGPRCopies.cpp +++ b/llvm/lib/Target/R600/SIFixSGPRCopies.cpp @@ -136,12 +136,12 @@ const TargetRegisterClass *SIFixSGPRCopies::inferRegClassFromUses( const MachineRegisterInfo &MRI, unsigned Reg, unsigned SubReg) const { - // The Reg parameter to the function must always be defined by either a PHI - // or a COPY, therefore it cannot be a physical register. - assert(TargetRegisterInfo::isVirtualRegister(Reg) && - "Reg cannot be a physical register"); - const TargetRegisterClass *RC = MRI.getRegClass(Reg); + const TargetRegisterClass *RC + = TargetRegisterInfo::isVirtualRegister(Reg) ? + MRI.getRegClass(Reg) : + TRI->getRegClass(Reg); + RC = TRI->getSubRegClass(RC, SubReg); for (MachineRegisterInfo::use_instr_iterator I = MRI.use_instr_begin(Reg), E = MRI.use_instr_end(); I != E; ++I) { |
