llvm/test/CodeGen/AMDGPU/waitcnt-kmcnt-scc-different-block.mir

# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py UTC_ARGS: --version 5
# RUN: llc -mtriple=amdgcn -mcpu=gfx1200 -verify-machineinstrs -run-pass si-insert-waitcnts -o - %s | FileCheck -check-prefix=GFX12 %s

---
name: scc_write_in_other_block
body: |
  ; GFX12-LABEL: name: scc_write_in_other_block
  ; GFX12: bb.0:
  ; GFX12-NEXT:   successors: %bb.2(0x40000000), %bb.1(0x40000000)
  ; GFX12-NEXT: {{  $}}
  ; GFX12-NEXT:   S_WAIT_LOADCNT_DSCNT 0
  ; GFX12-NEXT:   S_WAIT_EXPCNT 0
  ; GFX12-NEXT:   S_WAIT_SAMPLECNT 0
  ; GFX12-NEXT:   S_WAIT_BVHCNT 0
  ; GFX12-NEXT:   S_WAIT_KMCNT 0
  ; GFX12-NEXT:   S_CMP_EQ_U32 $sgpr0, 0, implicit-def $scc
  ; GFX12-NEXT:   V_CMPX_EQ_U32_nosdst_e32 0, killed $vgpr0, implicit-def $exec, implicit $exec
  ; GFX12-NEXT:   S_CBRANCH_EXECZ %bb.2, implicit $exec
  ; GFX12-NEXT: {{  $}}
  ; GFX12-NEXT: bb.1:
  ; GFX12-NEXT:   successors: %bb.2(0x80000000)
  ; GFX12-NEXT: {{  $}}
  ; GFX12-NEXT:   renamable $sgpr1 = S_CSELECT_B32 1, 0, implicit killed $scc
  ; GFX12-NEXT:   S_BARRIER_SIGNAL_ISFIRST_IMM -1, implicit-def $scc, implicit killed $scc
  ; GFX12-NEXT:   $vgpr2 = V_MOV_B32_e32 $sgpr1, implicit $exec, implicit $exec
  ; GFX12-NEXT:   GLOBAL_STORE_DWORD $vgpr3_vgpr4, $vgpr2, 0, 0, implicit $exec
  ; GFX12-NEXT: {{  $}}
  ; GFX12-NEXT: bb.2:
  ; GFX12-NEXT:   S_WAIT_KMCNT 0
  ; GFX12-NEXT:   renamable $sgpr1 = S_CSELECT_B32 10, 20, implicit killed $scc
  ; GFX12-NEXT:   $vgpr5 = V_MOV_B32_e32 $sgpr1, implicit $exec, implicit $exec
  ; GFX12-NEXT:   GLOBAL_STORE_DWORD $vgpr6_vgpr7, $vgpr5, 0, 0, implicit $exec
  ; GFX12-NEXT:   S_ENDPGM 0
  bb.0:
    S_CMP_EQ_U32 $sgpr0, 0, implicit-def $scc
    V_CMPX_EQ_U32_nosdst_e32 0, killed $vgpr0, implicit-def $exec, implicit $exec
    S_CBRANCH_EXECZ %bb.2, implicit $exec

  bb.1:
    renamable $sgpr1 = S_CSELECT_B32 1, 0, implicit killed $scc
    S_BARRIER_SIGNAL_ISFIRST_IMM -1, implicit-def $scc, implicit killed $scc
    $vgpr2 = V_MOV_B32_e32 $sgpr1, implicit $exec, implicit $exec
    GLOBAL_STORE_DWORD $vgpr3_vgpr4, $vgpr2, 0, 0, implicit $exec

  bb.2:
    renamable $sgpr1 = S_CSELECT_B32 10, 20, implicit killed $scc
    $vgpr5 = V_MOV_B32_e32 $sgpr1, implicit $exec, implicit $exec
    GLOBAL_STORE_DWORD $vgpr6_vgpr7, $vgpr5, 0, 0, implicit $exec
    S_ENDPGM 0
...

---
name: scc_write_in_other_block_with_barrier_wait
body: |
  ; GFX12-LABEL: name: scc_write_in_other_block_with_barrier_wait
  ; GFX12: bb.0:
  ; GFX12-NEXT:   successors: %bb.2(0x40000000), %bb.1(0x40000000)
  ; GFX12-NEXT: {{  $}}
  ; GFX12-NEXT:   S_WAIT_LOADCNT_DSCNT 0
  ; GFX12-NEXT:   S_WAIT_EXPCNT 0
  ; GFX12-NEXT:   S_WAIT_SAMPLECNT 0
  ; GFX12-NEXT:   S_WAIT_BVHCNT 0
  ; GFX12-NEXT:   S_WAIT_KMCNT 0
  ; GFX12-NEXT:   S_CMP_EQ_U32 $sgpr0, 0, implicit-def $scc
  ; GFX12-NEXT:   V_CMPX_EQ_U32_nosdst_e32 0, killed $vgpr0, implicit-def $exec, implicit $exec
  ; GFX12-NEXT:   S_CBRANCH_EXECZ %bb.2, implicit $exec
  ; GFX12-NEXT: {{  $}}
  ; GFX12-NEXT: bb.1:
  ; GFX12-NEXT:   successors: %bb.2(0x80000000)
  ; GFX12-NEXT: {{  $}}
  ; GFX12-NEXT:   renamable $sgpr1 = S_CSELECT_B32 1, 0, implicit killed $scc
  ; GFX12-NEXT:   S_BARRIER_SIGNAL_ISFIRST_IMM -1, implicit-def $scc, implicit killed $scc
  ; GFX12-NEXT:   $vgpr2 = V_MOV_B32_e32 $sgpr1, implicit $exec, implicit $exec
  ; GFX12-NEXT:   GLOBAL_STORE_DWORD $vgpr3_vgpr4, $vgpr2, 0, 0, implicit $exec
  ; GFX12-NEXT: {{  $}}
  ; GFX12-NEXT: bb.2:
  ; GFX12-NEXT:   S_BARRIER_WAIT -1
  ; GFX12-NEXT:   renamable $sgpr1 = S_CSELECT_B32 10, 20, implicit killed $scc
  ; GFX12-NEXT:   $vgpr5 = V_MOV_B32_e32 $sgpr1, implicit $exec, implicit $exec
  ; GFX12-NEXT:   GLOBAL_STORE_DWORD $vgpr6_vgpr7, $vgpr5, 0, 0, implicit $exec
  ; GFX12-NEXT:   S_ENDPGM 0
  bb.0:
    S_CMP_EQ_U32 $sgpr0, 0, implicit-def $scc
    V_CMPX_EQ_U32_nosdst_e32 0, killed $vgpr0, implicit-def $exec, implicit $exec
    S_CBRANCH_EXECZ %bb.2, implicit $exec

  bb.1:
    renamable $sgpr1 = S_CSELECT_B32 1, 0, implicit killed $scc
    S_BARRIER_SIGNAL_ISFIRST_IMM -1, implicit-def $scc, implicit killed $scc
    $vgpr2 = V_MOV_B32_e32 $sgpr1, implicit $exec, implicit $exec
    GLOBAL_STORE_DWORD $vgpr3_vgpr4, $vgpr2, 0, 0, implicit $exec

  bb.2:
    S_BARRIER_WAIT -1
    renamable $sgpr1 = S_CSELECT_B32 10, 20, implicit killed $scc
    $vgpr5 = V_MOV_B32_e32 $sgpr1, implicit $exec, implicit $exec
    GLOBAL_STORE_DWORD $vgpr6_vgpr7, $vgpr5, 0, 0, implicit $exec
    S_ENDPGM 0
...

---
name: scc_write_in_multiple_blocks_with_barrier_wait
body: |
  ; GFX12-LABEL: name: scc_write_in_multiple_blocks_with_barrier_wait
  ; GFX12: bb.0:
  ; GFX12-NEXT:   successors: %bb.4(0x40000000), %bb.1(0x40000000)
  ; GFX12-NEXT: {{  $}}
  ; GFX12-NEXT:   S_WAIT_LOADCNT_DSCNT 0
  ; GFX12-NEXT:   S_WAIT_EXPCNT 0
  ; GFX12-NEXT:   S_WAIT_SAMPLECNT 0
  ; GFX12-NEXT:   S_WAIT_BVHCNT 0
  ; GFX12-NEXT:   S_WAIT_KMCNT 0
  ; GFX12-NEXT:   S_CMP_EQ_U32 $sgpr0, 0, implicit-def $scc
  ; GFX12-NEXT:   V_CMPX_EQ_U32_nosdst_e32 0, killed $vgpr0, implicit-def $exec, implicit $exec
  ; GFX12-NEXT:   S_CBRANCH_EXECZ %bb.4, implicit $exec
  ; GFX12-NEXT: {{  $}}
  ; GFX12-NEXT: bb.1:
  ; GFX12-NEXT:   successors: %bb.3(0x40000000), %bb.2(0x40000000)
  ; GFX12-NEXT: {{  $}}
  ; GFX12-NEXT:   V_CMPX_EQ_U32_nosdst_e32 0, killed $vgpr1, implicit-def $exec, implicit $exec
  ; GFX12-NEXT:   S_CBRANCH_EXECZ %bb.3, implicit $exec
  ; GFX12-NEXT: {{  $}}
  ; GFX12-NEXT: bb.2:
  ; GFX12-NEXT:   successors: %bb.5(0x80000000)
  ; GFX12-NEXT: {{  $}}
  ; GFX12-NEXT:   S_BARRIER_SIGNAL_ISFIRST_IMM 0, implicit-def $scc, implicit killed $scc
  ; GFX12-NEXT:   S_BRANCH %bb.5
  ; GFX12-NEXT: {{  $}}
  ; GFX12-NEXT: bb.3:
  ; GFX12-NEXT:   successors: %bb.5(0x80000000)
  ; GFX12-NEXT: {{  $}}
  ; GFX12-NEXT:   S_BARRIER_SIGNAL_ISFIRST_IMM 1, implicit-def $scc, implicit killed $scc
  ; GFX12-NEXT:   S_BRANCH %bb.5
  ; GFX12-NEXT: {{  $}}
  ; GFX12-NEXT: bb.4:
  ; GFX12-NEXT:   successors: %bb.5(0x80000000)
  ; GFX12-NEXT: {{  $}}
  ; GFX12-NEXT:   S_BARRIER_SIGNAL_ISFIRST_IMM -1, implicit-def $scc, implicit killed $scc
  ; GFX12-NEXT: {{  $}}
  ; GFX12-NEXT: bb.5:
  ; GFX12-NEXT:   S_BARRIER_WAIT -1
  ; GFX12-NEXT:   S_WAIT_KMCNT 0
  ; GFX12-NEXT:   renamable $sgpr1 = S_CSELECT_B32 10, 20, implicit killed $scc
  ; GFX12-NEXT:   $vgpr5 = V_MOV_B32_e32 $sgpr1, implicit $exec, implicit $exec
  ; GFX12-NEXT:   GLOBAL_STORE_DWORD $vgpr6_vgpr7, $vgpr5, 0, 0, implicit $exec
  ; GFX12-NEXT:   S_ENDPGM 0
  bb.0:
    S_CMP_EQ_U32 $sgpr0, 0, implicit-def $scc
    V_CMPX_EQ_U32_nosdst_e32 0, killed $vgpr0, implicit-def $exec, implicit $exec
    S_CBRANCH_EXECZ %bb.4, implicit $exec

  bb.1:
    V_CMPX_EQ_U32_nosdst_e32 0, killed $vgpr1, implicit-def $exec, implicit $exec
    S_CBRANCH_EXECZ %bb.3, implicit $exec

  bb.2:
   S_BARRIER_SIGNAL_ISFIRST_IMM 0, implicit-def $scc, implicit killed $scc
   S_BRANCH %bb.5

  bb.3:
   S_BARRIER_SIGNAL_ISFIRST_IMM 1, implicit-def $scc, implicit killed $scc
   S_BRANCH %bb.5

  bb.4:
   S_BARRIER_SIGNAL_ISFIRST_IMM -1, implicit-def $scc, implicit killed $scc

  bb.5:
    S_BARRIER_WAIT -1
    renamable $sgpr1 = S_CSELECT_B32 10, 20, implicit killed $scc
    $vgpr5 = V_MOV_B32_e32 $sgpr1, implicit $exec, implicit $exec
    GLOBAL_STORE_DWORD $vgpr6_vgpr7, $vgpr5, 0, 0, implicit $exec
    S_ENDPGM 0
...