diff options
Diffstat (limited to 'llvm/lib')
| -rw-r--r-- | llvm/lib/Target/AMDGPU/AMDGPUInstructionSelector.cpp | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/llvm/lib/Target/AMDGPU/AMDGPUInstructionSelector.cpp b/llvm/lib/Target/AMDGPU/AMDGPUInstructionSelector.cpp index 3adbeabc616..4148d1d0b55 100644 --- a/llvm/lib/Target/AMDGPU/AMDGPUInstructionSelector.cpp +++ b/llvm/lib/Target/AMDGPU/AMDGPUInstructionSelector.cpp @@ -434,8 +434,11 @@ bool AMDGPUInstructionSelector::selectG_UADDO_USUBO(MachineInstr &I) const { bool AMDGPUInstructionSelector::selectG_EXTRACT(MachineInstr &I) const { MachineBasicBlock *BB = I.getParent(); - assert(I.getOperand(2).getImm() % 32 == 0); - unsigned SubReg = TRI.getSubRegFromChannel(I.getOperand(2).getImm() / 32); + unsigned Offset = I.getOperand(2).getImm(); + if (Offset % 32 != 0) + return false; + + unsigned SubReg = TRI.getSubRegFromChannel(Offset / 32); const DebugLoc &DL = I.getDebugLoc(); MachineInstr *Copy = BuildMI(*BB, &I, DL, TII.get(TargetOpcode::COPY), I.getOperand(0).getReg()) |
