File: si-lower-sgpr-spills.mir

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# RUN: llc -mtriple=amdgcn-amd-amdhsa -verify-machineinstrs -run-pass=si-lower-sgpr-spills -o - %s | FileCheck %s

# CHECK-LABEL: name: empty_entry_block
# CHECK: V_WRITELANE
# CHECK-NEXT: V_WRITELANE
# CHECK-NEXT: V_WRITELANE
# CHECK-NEXT: V_WRITELANE
# CHECK: V_READLANE
# CHECK-NEXT: V_READLANE
# CHECK-NEXT: V_READLANE
# CHECK-NEXT: V_READLANE
---
name:            empty_entry_block
body: |
  bb.0:

  bb.1:
    renamable $sgpr36_sgpr37 = S_XOR_B64 renamable $vcc, -1, implicit-def dead $scc
    $sgpr34_sgpr35 = S_AND_SAVEEXEC_B64 $sgpr36_sgpr37, implicit-def $exec, implicit-def $scc, implicit $exec
    S_ENDPGM 0