llvm/test/MachineVerifier/AMDGPU/verifier-sdwa-selection.mir

# RUN: not --crash llc -mtriple=amdgcn -mcpu=gfx1030 -run-pass=none -o - %s 2>&1 | FileCheck %s

# CHECK-COUNT-6: *** Bad machine code: Invalid SDWA selection ***
# CHECK-NOT: *** Bad machine code
# CHECK: LLVM ERROR: Found 6 machine code errors

---
name: invalid_sdwa_selection
tracksRegLiveness: true
body:             |
  bb.0:
    liveins: $vgpr0
    %0:vgpr_32 = COPY $vgpr0
    %1:vgpr_32 = V_LSHRREV_B32_sdwa 0, %0:vgpr_32, 0, %0:vgpr_32, 0, 1, 0, 7, 0, implicit $exec
    %2:vgpr_32 = V_LSHRREV_B32_sdwa 0, %0:vgpr_32, 0, %0:vgpr_32, 0, 1, 0, -1, 0, implicit $exec
    %3:vgpr_32 = V_LSHRREV_B32_sdwa 0, %0:vgpr_32, 0, %0:vgpr_32, 0, 7, 0, 6, 0, implicit $exec
    %4:vgpr_32 = V_LSHRREV_B32_sdwa 0, %0:vgpr_32, 0, %0:vgpr_32, 0, -1, 0, 6, 0, implicit $exec
    %5:vgpr_32 = V_LSHRREV_B32_sdwa 0, %0:vgpr_32, 0, %0:vgpr_32, 0, 0, 0, 0, 7, implicit $exec
    %6:vgpr_32 = V_LSHRREV_B32_sdwa 0, %0:vgpr_32, 0, %0:vgpr_32, 0, 0, 0, 0, -1, implicit $exec

    S_ENDPGM 0
...