https://bugs.llvm.org/show_bug.cgi?id=50617
Bug ID: 50617
Summary: llvm got crash in GCNDPPCombine pass when I compile
the rocPRIM test
Product: libraries
Version: 12.0
Hardware: PC
OS: Linux
Status: NEW
Severity: enhancement
Priority: P
Component: Backend: AMDGPU
Assignee: unassignedb...@nondot.org
Reporter: qishi...@163.com
CC: llvm-bugs@lists.llvm.org
it crash at function execMayBeModifiedBeforeAnyUse(const MachineRegisterInfo
&MRI,
Register VReg,
const MachineInstr &DefMI)
the input IR Instr (arg DefMI of the function ) is at line 17628 in the
crash.log
the crash log and the IR before GCN DPP Combine pass is attached.
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