llvm/test/CodeGen/AMDGPU/fast-regalloc-bundles.mir

# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -mtriple=amdgpu9.02 -verify-machineinstrs -run-pass=regallocfast %s -o - | FileCheck --check-prefix=GCN %s
# RUN: llc -mtriple=amdgpu9.02 -verify-machineinstrs -passes=regallocfast %s -o - | FileCheck --check-prefix=GCN %s

---
name: fast_regalloc_bundle_handling
tracksRegLiveness: true
registers:
  - { id: 0, class: vgpr_32 }
  - { id: 1, class: vgpr_32 }
  - { id: 2, class: vgpr_32 }
body: |
  bb.0:
    ; GCN-LABEL: name: fast_regalloc_bundle_handling
    ; GCN: renamable $vgpr0 = IMPLICIT_DEF
    ; GCN-NEXT: renamable $vgpr1 = IMPLICIT_DEF
    ; GCN-NEXT: renamable $vgpr0 = BUNDLE implicit killed renamable $vgpr0, implicit killed renamable $vgpr1, implicit $exec {
    ; GCN-NEXT:   renamable $vgpr0 = V_ADD_U32_e32 $vgpr0, $vgpr1, implicit $exec
    ; GCN-NEXT: }
    ; GCN-NEXT: S_ENDPGM 0, implicit killed renamable $vgpr0
    %0 = IMPLICIT_DEF
    %1 = IMPLICIT_DEF
    %2 = BUNDLE implicit %0, implicit %1, implicit $exec {
      %2 = V_ADD_U32_e32 %0, %1, implicit $exec
    }
    S_ENDPGM 0, implicit %2
...