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[AMDGPU] High VGPR waitcnt generation tests. NFC. #157533

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Merged
merged 2 commits into from
Sep 8, 2025
Merged

[AMDGPU] High VGPR waitcnt generation tests. NFC. #157533

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[AMDGPU] High VGPR waitcnt generation tests. NFC.
rampitec Sep 8, 2025
7395e39
Merge branch 'main' into users/rampitec/09-08-_amdgpu_high_vgpr_waitc…
rampitec Sep 8, 2025
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95 changes: 95 additions & 0 deletions llvm/test/CodeGen/AMDGPU/waitcnt-gfx1250.mir
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Original file line number Diff line number Diff line change
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# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py UTC_ARGS: --version 2
# RUN: llc -mtriple=amdgcn -mcpu=gfx1250 -run-pass si-insert-waitcnts %s -o - | FileCheck %s --check-prefix=GCN

---
name: no_wait_between_low_and_high_vgpr
body: |
bb.0:
; GCN-LABEL: name: no_wait_between_low_and_high_vgpr
; GCN: S_WAIT_LOADCNT_DSCNT 0
; GCN-NEXT: S_WAIT_KMCNT 0
; GCN-NEXT: $vgpr0 = FLAT_LOAD_DWORD undef $vgpr2_vgpr3, 0, 0, implicit $exec, implicit $flat_scr
; GCN-NEXT: FLAT_STORE_DWORD undef $vgpr4_vgpr5, $vgpr256, 0, 0, implicit $exec, implicit $flat_scr
; GCN-NEXT: S_ENDPGM 0
$vgpr0 = FLAT_LOAD_DWORD undef $vgpr2_vgpr3, 0, 0, implicit $exec, implicit $flat_scr
FLAT_STORE_DWORD undef $vgpr4_vgpr5, $vgpr256, 0, 0, implicit $exec, implicit $flat_scr
S_ENDPGM 0
...

---
name: wait_between_high_and_high_vgpr
body: |
bb.0:
; GCN-LABEL: name: wait_between_high_and_high_vgpr
; GCN: S_WAIT_LOADCNT_DSCNT 0
; GCN-NEXT: S_WAIT_KMCNT 0
; GCN-NEXT: $vgpr511 = FLAT_LOAD_DWORD undef $vgpr2_vgpr3, 0, 0, implicit $exec, implicit $flat_scr
; GCN-NEXT: S_WAIT_LOADCNT_DSCNT 0
; GCN-NEXT: FLAT_STORE_DWORD undef $vgpr4_vgpr5, $vgpr511, 0, 0, implicit $exec, implicit $flat_scr
; GCN-NEXT: S_ENDPGM 0
$vgpr511 = FLAT_LOAD_DWORD undef $vgpr2_vgpr3, 0, 0, implicit $exec, implicit $flat_scr
FLAT_STORE_DWORD undef $vgpr4_vgpr5, $vgpr511, 0, 0, implicit $exec, implicit $flat_scr
S_ENDPGM 0
...

---
name: no_wait_between_low_and_high_vgpr_512
body: |
bb.0:
; GCN-LABEL: name: no_wait_between_low_and_high_vgpr_512
; GCN: S_WAIT_LOADCNT_DSCNT 0
; GCN-NEXT: S_WAIT_KMCNT 0
; GCN-NEXT: $vgpr0 = FLAT_LOAD_DWORD undef $vgpr2_vgpr3, 0, 0, implicit $exec, implicit $flat_scr
; GCN-NEXT: FLAT_STORE_DWORD undef $vgpr4_vgpr5, $vgpr512, 0, 0, implicit $exec, implicit $flat_scr
; GCN-NEXT: S_ENDPGM 0
$vgpr0 = FLAT_LOAD_DWORD undef $vgpr2_vgpr3, 0, 0, implicit $exec, implicit $flat_scr
FLAT_STORE_DWORD undef $vgpr4_vgpr5, $vgpr512, 0, 0, implicit $exec, implicit $flat_scr
S_ENDPGM 0
...

---
name: wait_between_high_and_high_vgpr_512
body: |
bb.0:
; GCN-LABEL: name: wait_between_high_and_high_vgpr_512
; GCN: S_WAIT_LOADCNT_DSCNT 0
; GCN-NEXT: S_WAIT_KMCNT 0
; GCN-NEXT: $vgpr512 = FLAT_LOAD_DWORD undef $vgpr2_vgpr3, 0, 0, implicit $exec, implicit $flat_scr
; GCN-NEXT: S_WAIT_LOADCNT_DSCNT 0
; GCN-NEXT: FLAT_STORE_DWORD undef $vgpr4_vgpr5, $vgpr512, 0, 0, implicit $exec, implicit $flat_scr
; GCN-NEXT: S_ENDPGM 0
$vgpr512 = FLAT_LOAD_DWORD undef $vgpr2_vgpr3, 0, 0, implicit $exec, implicit $flat_scr
FLAT_STORE_DWORD undef $vgpr4_vgpr5, $vgpr512, 0, 0, implicit $exec, implicit $flat_scr
S_ENDPGM 0
...

---
name: no_wait_between_high_vgpr_768_and_high_vgpr_512
body: |
bb.0:
; GCN-LABEL: name: no_wait_between_high_vgpr_768_and_high_vgpr_512
; GCN: S_WAIT_LOADCNT_DSCNT 0
; GCN-NEXT: S_WAIT_KMCNT 0
; GCN-NEXT: $vgpr768 = FLAT_LOAD_DWORD undef $vgpr2_vgpr3, 0, 0, implicit $exec, implicit $flat_scr
; GCN-NEXT: FLAT_STORE_DWORD undef $vgpr4_vgpr5, $vgpr512, 0, 0, implicit $exec, implicit $flat_scr
; GCN-NEXT: S_ENDPGM 0
$vgpr768 = FLAT_LOAD_DWORD undef $vgpr2_vgpr3, 0, 0, implicit $exec, implicit $flat_scr
FLAT_STORE_DWORD undef $vgpr4_vgpr5, $vgpr512, 0, 0, implicit $exec, implicit $flat_scr
S_ENDPGM 0
...

---
name: wait_between_high_and_high_vgpr_768
body: |
bb.0:
; GCN-LABEL: name: wait_between_high_and_high_vgpr_768
; GCN: S_WAIT_LOADCNT_DSCNT 0
; GCN-NEXT: S_WAIT_KMCNT 0
; GCN-NEXT: $vgpr768 = FLAT_LOAD_DWORD undef $vgpr2_vgpr3, 0, 0, implicit $exec, implicit $flat_scr
; GCN-NEXT: S_WAIT_LOADCNT_DSCNT 0
; GCN-NEXT: FLAT_STORE_DWORD undef $vgpr4_vgpr5, $vgpr768, 0, 0, implicit $exec, implicit $flat_scr
; GCN-NEXT: S_ENDPGM 0
$vgpr768 = FLAT_LOAD_DWORD undef $vgpr2_vgpr3, 0, 0, implicit $exec, implicit $flat_scr
FLAT_STORE_DWORD undef $vgpr4_vgpr5, $vgpr768, 0, 0, implicit $exec, implicit $flat_scr
S_ENDPGM 0
...