File: regbankselect-illegal-copy.mir

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# RUN: not --crash llc -mtriple=amdgcn -run-pass=amdgpu-regbankselect  -regbankselect-fast  %s -o /dev/null 2>&1 | FileCheck %s
# RUN: not --crash llc -mtriple=amdgcn -run-pass=amdgpu-regbankselect  -regbankselect-greedy  %s -o /dev/null 2>&1 | FileCheck %s

# Check behavior for illegal copies.

# CHECK: LLVM ERROR: unable to map instruction: $sgpr0 = COPY %0:vgpr(s32) (in function: illegal_copy_s32_v_to_s)

---
name: illegal_copy_s32_v_to_s
legalized: true

body: |
  bb.0:
    liveins: $vgpr0

    %0:_(s32) = COPY $vgpr0
    $sgpr0 = COPY %0
...