diff options
| -rw-r--r-- | lib/Target/R600/SIInstrInfo.cpp | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/lib/Target/R600/SIInstrInfo.cpp b/lib/Target/R600/SIInstrInfo.cpp index b40337d5d2..f6d00f5eda 100644 --- a/lib/Target/R600/SIInstrInfo.cpp +++ b/lib/Target/R600/SIInstrInfo.cpp @@ -41,7 +41,15 @@ SIInstrInfo::copyPhysReg(MachineBasicBlock &MBB, // never be necessary. assert(DestReg != AMDGPU::SCC && SrcReg != AMDGPU::SCC); - if (AMDGPU::SReg_64RegClass.contains(DestReg)) { + if (AMDGPU::VReg_64RegClass.contains(DestReg)) { + assert(AMDGPU::VReg_64RegClass.contains(SrcReg) || + AMDGPU::SReg_64RegClass.contains(SrcReg)); + BuildMI(MBB, MI, DL, get(AMDGPU::V_MOV_B32_e32), RI.getSubReg(DestReg, AMDGPU::sub0)) + .addReg(RI.getSubReg(SrcReg, AMDGPU::sub0), getKillRegState(KillSrc)) + .addReg(DestReg, RegState::Define | RegState::Implicit); + BuildMI(MBB, MI, DL, get(AMDGPU::V_MOV_B32_e32), RI.getSubReg(DestReg, AMDGPU::sub1)) + .addReg(RI.getSubReg(SrcReg, AMDGPU::sub1), getKillRegState(KillSrc)); + } else if (AMDGPU::SReg_64RegClass.contains(DestReg)) { assert(AMDGPU::SReg_64RegClass.contains(SrcReg)); BuildMI(MBB, MI, DL, get(AMDGPU::S_MOV_B64), DestReg) .addReg(SrcReg, getKillRegState(KillSrc)); |