251 lines
9.4 KiB
YAML
251 lines
9.4 KiB
YAML
# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
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# RUN: llc -mtriple=amdgcn -mcpu=gfx908 -verify-machineinstrs -run-pass si-insert-waitcnts -o - %s | FileCheck -check-prefixes=GFX9 %s
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---
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name: test_waitcnt_preexisting_lgkmcnt_unmodified
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body: |
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bb.0:
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liveins: $vgpr0
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; GFX9-LABEL: name: test_waitcnt_preexisting_lgkmcnt_unmodified
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; GFX9: liveins: $vgpr0
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; GFX9-NEXT: {{ $}}
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; GFX9-NEXT: S_WAITCNT 0
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; GFX9-NEXT: $vgpr0_vgpr1 = DS_READ2_B32 $vgpr0, 0, 1, 0, implicit $m0, implicit $exec
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; GFX9-NEXT: S_WAITCNT 49279
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; GFX9-NEXT: $vgpr0 = FLAT_LOAD_DWORD $vgpr0_vgpr1, 0, 0, implicit $exec, implicit $flat_scr
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; GFX9-NEXT: S_WAITCNT 112
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; GFX9-NEXT: FLAT_STORE_DWORD $vgpr0_vgpr1, $vgpr0, 0, 0, implicit $exec, implicit $flat_scr
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; GFX9-NEXT: S_ENDPGM 0
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$vgpr0_vgpr1 = DS_READ2_B32 $vgpr0, 0, 1, 0, implicit $m0, implicit $exec
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S_WAITCNT 49279
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$vgpr0 = FLAT_LOAD_DWORD $vgpr0_vgpr1, 0, 0, implicit $exec, implicit $flat_scr
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FLAT_STORE_DWORD $vgpr0_vgpr1, $vgpr0, 0, 0, implicit $exec, implicit $flat_scr
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S_ENDPGM 0
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...
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---
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name: test_waitcnt_preexisting_vmcnt_unmodified
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body: |
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bb.0:
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liveins: $vgpr0_vgpr1
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; GFX9-LABEL: name: test_waitcnt_preexisting_vmcnt_unmodified
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; GFX9: liveins: $vgpr0_vgpr1
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; GFX9-NEXT: {{ $}}
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; GFX9-NEXT: S_WAITCNT 0
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; GFX9-NEXT: $vgpr0_vgpr1 = GLOBAL_LOAD_DWORDX2 $vgpr0_vgpr1, 0, 0, implicit $exec
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; GFX9-NEXT: S_WAITCNT 3952
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; GFX9-NEXT: $vgpr0 = FLAT_LOAD_DWORD $vgpr0_vgpr1, 0, 0, implicit $exec, implicit $flat_scr
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; GFX9-NEXT: S_WAITCNT 112
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; GFX9-NEXT: FLAT_STORE_DWORD $vgpr0_vgpr1, $vgpr0, 0, 0, implicit $exec, implicit $flat_scr
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; GFX9-NEXT: S_ENDPGM 0
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$vgpr0_vgpr1 = GLOBAL_LOAD_DWORDX2 $vgpr0_vgpr1, 0, 0, implicit $exec
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S_WAITCNT 3952
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$vgpr0 = FLAT_LOAD_DWORD $vgpr0_vgpr1, 0, 0, implicit $exec, implicit $flat_scr
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FLAT_STORE_DWORD $vgpr0_vgpr1, $vgpr0, 0, 0, implicit $exec, implicit $flat_scr
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S_ENDPGM 0
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...
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# Respect preexisting waitcnt and add required wait.
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---
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name: test_waitcnt_preexisting_vmcnt_needs_lgkmcnt
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body: |
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bb.0:
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liveins: $vgpr0
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; GFX9-LABEL: name: test_waitcnt_preexisting_vmcnt_needs_lgkmcnt
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; GFX9: liveins: $vgpr0
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; GFX9-NEXT: {{ $}}
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; GFX9-NEXT: S_WAITCNT 0
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; GFX9-NEXT: $vgpr0_vgpr1 = DS_READ2_B32 $vgpr0, 0, 1, 0, implicit $m0, implicit $exec
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; GFX9-NEXT: S_WAITCNT 112
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; GFX9-NEXT: $vgpr0 = FLAT_LOAD_DWORD $vgpr0_vgpr1, 0, 0, implicit $exec, implicit $flat_scr
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; GFX9-NEXT: S_WAITCNT 112
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; GFX9-NEXT: FLAT_STORE_DWORD $vgpr0_vgpr1, $vgpr0, 0, 0, implicit $exec, implicit $flat_scr
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; GFX9-NEXT: S_ENDPGM 0
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$vgpr0_vgpr1 = DS_READ2_B32 $vgpr0, 0, 1, 0, implicit $m0, implicit $exec
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S_WAITCNT 3952
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$vgpr0 = FLAT_LOAD_DWORD $vgpr0_vgpr1, 0, 0, implicit $exec, implicit $flat_scr
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FLAT_STORE_DWORD $vgpr0_vgpr1, $vgpr0, 0, 0, implicit $exec, implicit $flat_scr
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S_ENDPGM 0
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...
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---
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name: test_waitcnt_preexisting_lgkmcnt_needs_vmcnt
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body: |
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bb.0:
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liveins: $vgpr0_vgpr1
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; GFX9-LABEL: name: test_waitcnt_preexisting_lgkmcnt_needs_vmcnt
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; GFX9: liveins: $vgpr0_vgpr1
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; GFX9-NEXT: {{ $}}
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; GFX9-NEXT: S_WAITCNT 0
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; GFX9-NEXT: $vgpr0_vgpr1 = GLOBAL_LOAD_DWORDX2 $vgpr0_vgpr1, 0, 0, implicit $exec
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; GFX9-NEXT: S_WAITCNT 112
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; GFX9-NEXT: $vgpr0 = FLAT_LOAD_DWORD $vgpr0_vgpr1, 0, 0, implicit $exec, implicit $flat_scr
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; GFX9-NEXT: S_WAITCNT 112
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; GFX9-NEXT: FLAT_STORE_DWORD $vgpr0_vgpr1, $vgpr0, 0, 0, implicit $exec, implicit $flat_scr
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; GFX9-NEXT: S_ENDPGM 0
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$vgpr0_vgpr1 = GLOBAL_LOAD_DWORDX2 $vgpr0_vgpr1, 0, 0, implicit $exec
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S_WAITCNT 49279
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$vgpr0 = FLAT_LOAD_DWORD $vgpr0_vgpr1, 0, 0, implicit $exec, implicit $flat_scr
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FLAT_STORE_DWORD $vgpr0_vgpr1, $vgpr0, 0, 0, implicit $exec, implicit $flat_scr
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S_ENDPGM 0
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...
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# Apply wait for all counters from preexisting waitcnt regardless of the wait
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# required by the next instruction.
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---
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name: test_waitcnt_preexisting_apply_all_counters
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body: |
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bb.0:
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liveins: $vgpr0_vgpr1, $vgpr2
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; GFX9-LABEL: name: test_waitcnt_preexisting_apply_all_counters
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; GFX9: liveins: $vgpr0_vgpr1, $vgpr2
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; GFX9-NEXT: {{ $}}
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; GFX9-NEXT: S_WAITCNT 0
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; GFX9-NEXT: $vgpr4_vgpr5 = GLOBAL_LOAD_DWORDX2 $vgpr0_vgpr1, 0, 0, implicit $exec
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; GFX9-NEXT: $vgpr6_vgpr7 = DS_READ2_B32 $vgpr2, 0, 1, 0, implicit $m0, implicit $exec
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; GFX9-NEXT: S_WAITCNT 0
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; GFX9-NEXT: $vgpr6 = V_OR_B32_e32 1, killed $vgpr6, implicit $exec
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; GFX9-NEXT: $vgpr0 = FLAT_LOAD_DWORD $vgpr4_vgpr5, 0, 0, implicit $exec, implicit $flat_scr
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; GFX9-NEXT: S_WAITCNT 112
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; GFX9-NEXT: FLAT_STORE_DWORD $vgpr0_vgpr1, $vgpr0, 0, 0, implicit $exec, implicit $flat_scr
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$vgpr4_vgpr5 = GLOBAL_LOAD_DWORDX2 $vgpr0_vgpr1, 0, 0, implicit $exec
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$vgpr6_vgpr7 = DS_READ2_B32 $vgpr2, 0, 1, 0, implicit $m0, implicit $exec
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S_WAITCNT 0
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$vgpr6 = V_OR_B32_e32 1, killed $vgpr6, implicit $exec
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$vgpr0 = FLAT_LOAD_DWORD $vgpr4_vgpr5, 0, 0, implicit $exec, implicit $flat_scr
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FLAT_STORE_DWORD $vgpr0_vgpr1, $vgpr0, 0, 0, implicit $exec, implicit $flat_scr
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...
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---
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name: test_waitcnt_preexisting_combine_waitcnt
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body: |
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bb.0:
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liveins: $vgpr0_vgpr1
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; GFX9-LABEL: name: test_waitcnt_preexisting_combine_waitcnt
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; GFX9: liveins: $vgpr0_vgpr1
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; GFX9-NEXT: {{ $}}
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; GFX9-NEXT: S_WAITCNT 0
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; GFX9-NEXT: $vgpr0 = FLAT_LOAD_DWORD $vgpr0_vgpr1, 0, 0, implicit $exec, implicit $flat_scr
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; GFX9-NEXT: S_WAITCNT 0
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; GFX9-NEXT: FLAT_STORE_DWORD $vgpr0_vgpr1, $vgpr0, 0, 0, implicit $exec, implicit $flat_scr
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$vgpr0 = FLAT_LOAD_DWORD $vgpr0_vgpr1, 0, 0, implicit $exec, implicit $flat_scr
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S_WAITCNT 0
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S_WAITCNT 0
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S_WAITCNT 0
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S_WAITCNT 0
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S_WAITCNT 0
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S_WAITCNT 0
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FLAT_STORE_DWORD $vgpr0_vgpr1, $vgpr0, 0, 0, implicit $exec, implicit $flat_scr
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...
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---
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name: test_waitcnt_preexisting_combine_waitcnt_diff_counters
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body: |
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bb.0:
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liveins: $vgpr0_vgpr1
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; GFX9-LABEL: name: test_waitcnt_preexisting_combine_waitcnt_diff_counters
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; GFX9: liveins: $vgpr0_vgpr1
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; GFX9-NEXT: {{ $}}
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; GFX9-NEXT: S_WAITCNT 0
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; GFX9-NEXT: $vgpr0 = FLAT_LOAD_DWORD $vgpr0_vgpr1, 0, 0, implicit $exec, implicit $flat_scr
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; GFX9-NEXT: S_WAITCNT 112
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; GFX9-NEXT: FLAT_STORE_DWORD $vgpr0_vgpr1, $vgpr0, 0, 0, implicit $exec, implicit $flat_scr
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$vgpr0 = FLAT_LOAD_DWORD $vgpr0_vgpr1, 0, 0, implicit $exec, implicit $flat_scr
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S_WAITCNT 49279
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S_WAITCNT 3952
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FLAT_STORE_DWORD $vgpr0_vgpr1, $vgpr0, 0, 0, implicit $exec, implicit $flat_scr
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...
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# Apply preexisting waitcnt when no wait is immediately needed.
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# FIXME: Move waitcnt as late as possible.
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---
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name: test_waitcnt_preexisting_early_wait
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body: |
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bb.0:
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liveins: $vgpr0_vgpr1
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; GFX9-LABEL: name: test_waitcnt_preexisting_early_wait
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; GFX9: liveins: $vgpr0_vgpr1
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; GFX9-NEXT: {{ $}}
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; GFX9-NEXT: S_WAITCNT 0
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; GFX9-NEXT: $vgpr0 = FLAT_LOAD_DWORD $vgpr0_vgpr1, 0, 0, implicit $exec, implicit $flat_scr
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; GFX9-NEXT: S_WAITCNT 0
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; GFX9-NEXT: S_NOP 0
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; GFX9-NEXT: S_NOP 0
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; GFX9-NEXT: S_NOP 0
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; GFX9-NEXT: FLAT_STORE_DWORD $vgpr0_vgpr1, $vgpr0, 0, 0, implicit $exec, implicit $flat_scr
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; GFX9-NEXT: S_ENDPGM 0
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$vgpr0 = FLAT_LOAD_DWORD $vgpr0_vgpr1, 0, 0, implicit $exec, implicit $flat_scr
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S_WAITCNT 0
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S_NOP 0
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S_NOP 0
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S_NOP 0
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FLAT_STORE_DWORD $vgpr0_vgpr1, $vgpr0, 0, 0, implicit $exec, implicit $flat_scr
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S_ENDPGM 0
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...
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---
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name: test_waitcnt_preexisting_ignore_kill
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body: |
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bb.0:
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liveins: $vgpr0_vgpr1
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; GFX9-LABEL: name: test_waitcnt_preexisting_ignore_kill
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; GFX9: liveins: $vgpr0_vgpr1
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; GFX9-NEXT: {{ $}}
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; GFX9-NEXT: S_WAITCNT 0
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; GFX9-NEXT: $vgpr0 = FLAT_LOAD_DWORD $vgpr0_vgpr1, 0, 0, implicit $exec, implicit $flat_scr
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; GFX9-NEXT: S_WAITCNT 3952
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; GFX9-NEXT: KILL $vgpr0
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$vgpr0 = FLAT_LOAD_DWORD $vgpr0_vgpr1, 0, 0, implicit $exec, implicit $flat_scr
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S_WAITCNT 3952
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KILL $vgpr0
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...
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# Combine preexisting waitcnt with wait added to the start of a non-entry function.
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---
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name: test_waitcnt_preexisting_func_start
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body: |
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bb.0:
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; GFX9-LABEL: name: test_waitcnt_preexisting_func_start
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; GFX9: S_WAITCNT 0
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; GFX9-NEXT: S_ENDPGM 0
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S_WAITCNT 0
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S_ENDPGM 0
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...
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# Verify that extra waitcnt are not added after buffer invalidate instructions.
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---
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name: test_waitcnt_preexisting_buffer_inv
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body: |
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bb.0:
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; GFX9-LABEL: name: test_waitcnt_preexisting_buffer_inv
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; GFX9: S_WAITCNT 0
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; GFX9-NEXT: $vgpr0_vgpr1 = GLOBAL_LOAD_DWORDX2 $vgpr0_vgpr1, 0, 0, implicit $exec
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; GFX9-NEXT: S_WAITCNT 3952
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; GFX9-NEXT: BUFFER_INVL2 implicit $exec
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; GFX9-NEXT: BUFFER_WBINVL1_VOL implicit $exec
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; GFX9-NEXT: $vgpr0 = FLAT_LOAD_DWORD $vgpr0_vgpr1, 0, 0, implicit $exec, implicit $flat_scr
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; GFX9-NEXT: S_WAITCNT 112
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; GFX9-NEXT: FLAT_STORE_DWORD $vgpr0_vgpr1, $vgpr0, 0, 0, implicit $exec, implicit $flat_scr
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; GFX9-NEXT: S_ENDPGM 0
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$vgpr0_vgpr1 = GLOBAL_LOAD_DWORDX2 $vgpr0_vgpr1, 0, 0, implicit $exec
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S_WAITCNT 3952
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BUFFER_INVL2 implicit $exec
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BUFFER_WBINVL1_VOL implicit $exec
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$vgpr0 = FLAT_LOAD_DWORD $vgpr0_vgpr1, 0, 0, implicit $exec, implicit $flat_scr
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FLAT_STORE_DWORD $vgpr0_vgpr1, $vgpr0, 0, 0, implicit $exec, implicit $flat_scr
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S_ENDPGM 0
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...
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