llvm/test/CodeGen/MIR/AMDGPU/s_waitcnt_soft.mir

# RUN: split-file %s %t

# Common tests that work on all targets
;--- common.mir
# RUN: llc -mtriple=amdgcn -mcpu=gfx803 -run-pass=none %t/common.mir -o - | FileCheck %t/common.mir --check-prefix=CHECK
# RUN: llc -mtriple=amdgcn -mcpu=gfx900 -run-pass=none %t/common.mir -o - | FileCheck %t/common.mir --check-prefix=CHECK
# RUN: llc -mtriple=amdgcn -mcpu=gfx1010 -run-pass=none %t/common.mir -o - | FileCheck %t/common.mir --check-prefix=CHECK
# RUN: llc -mtriple=amdgcn -mcpu=gfx1100 -run-pass=none %t/common.mir -o - | FileCheck %t/common.mir --check-prefix=CHECK
---
name: vmcnt_0
body: |
  bb.0:
    ; CHECK-LABEL: name: vmcnt_0
    ; CHECK: S_WAITCNT_soft .Vmcnt_0
    S_WAITCNT_soft .Vmcnt_0
...
---
name: vmcnt_1
body: |
  bb.0:
    ; CHECK-LABEL: name: vmcnt_1
    ; CHECK: S_WAITCNT_soft .Vmcnt_1
    S_WAITCNT_soft .Vmcnt_1
...
---
name: expcnt_0
body: |
  bb.0:
    ; CHECK-LABEL: name: expcnt_0
    ; CHECK: S_WAITCNT_soft .Expcnt_0
    S_WAITCNT_soft .Expcnt_0
...
---
name: expcnt_1
body: |
  bb.0:
    ; CHECK-LABEL: name: expcnt_1
    ; CHECK: S_WAITCNT_soft .Expcnt_1
    S_WAITCNT_soft .Expcnt_1
...
---
name: expcnt_max-1
body: |
  bb.0:
    ; CHECK-LABEL: name: expcnt_max-1
    ; CHECK: S_WAITCNT_soft .Expcnt_6
    S_WAITCNT_soft .Expcnt_6
...
---
name: lgkmcnt_0
body: |
  bb.0:
    ; CHECK-LABEL: name: lgkmcnt_0
    ; CHECK: S_WAITCNT_soft .Lgkmcnt_0
    S_WAITCNT_soft .Lgkmcnt_0
...
---
name: lgkmcnt_1
body: |
  bb.0:
    ; CHECK-LABEL: name: lgkmcnt_1
    ; CHECK: S_WAITCNT_soft .Lgkmcnt_1
    S_WAITCNT_soft .Lgkmcnt_1
...
---
name: vmcnt_expcnt
body: |
  bb.0:
    ; CHECK-LABEL: name: vmcnt_expcnt
    ; CHECK: S_WAITCNT_soft .Vmcnt_1_Expcnt_2
    S_WAITCNT_soft .Vmcnt_1_Expcnt_2
...
---
name: vmcnt_lgkmcnt
body: |
  bb.0:
    ; CHECK-LABEL: name: vmcnt_lgkmcnt
    ; CHECK: S_WAITCNT_soft .Vmcnt_3_Lgkmcnt_5
    S_WAITCNT_soft .Vmcnt_3_Lgkmcnt_5
...
---
name: expcnt_lgkmcnt
body: |
  bb.0:
    ; CHECK-LABEL: name: expcnt_lgkmcnt
    ; CHECK: S_WAITCNT_soft .Expcnt_4_Lgkmcnt_6
    S_WAITCNT_soft .Expcnt_4_Lgkmcnt_6
...
---
name: all-zero
body: |
  bb.0:
    ; CHECK-LABEL: name: all-zero
    ; CHECK: S_WAITCNT_soft .Vmcnt_0_Expcnt_0_Lgkmcnt_0
    S_WAITCNT_soft .Vmcnt_0_Expcnt_0_Lgkmcnt_0
...
---
name: all-off
body: |
  bb.0:
    ; CHECK-LABEL: name: all-off
    ; CHECK: S_WAITCNT_soft .AllOff
    S_WAITCNT_soft .AllOff
...
---
name: zero-number
body: |
  bb.0:
    ; CHECK-LABEL: name: zero-number
    ; CHECK: S_WAITCNT_soft .Vmcnt_0_Expcnt_0_Lgkmcnt_0
    S_WAITCNT_soft 0
...

# GFX8-specific: vmcnt max=15, lgkmcnt max=15
;--- gfx8.mir
# RUN: llc -mtriple=amdgcn -mcpu=gfx803 -run-pass=none %t/gfx8.mir -o - | FileCheck %t/gfx8.mir
---
name: vmcnt_max-1
body: |
  bb.0:
    ; CHECK-LABEL: name: vmcnt_max-1
    ; CHECK: S_WAITCNT_soft .Vmcnt_14
    S_WAITCNT_soft .Vmcnt_14
...
---
name: lgkmcnt_max-1
body: |
  bb.0:
    ; CHECK-LABEL: name: lgkmcnt_max-1
    ; CHECK: S_WAITCNT_soft .Lgkmcnt_14
    S_WAITCNT_soft .Lgkmcnt_14
...
---
name: all-off-number
body: |
  bb.0:
    ; vmcnt=15, expcnt=7, lgkmcnt=15 -> 0xF7F = 3967
    ; CHECK-LABEL: name: all-off-number
    ; CHECK: S_WAITCNT_soft .AllOff
    S_WAITCNT_soft 3967
...

# GFX9-specific: vmcnt max=63, lgkmcnt max=15
;--- gfx9.mir
# RUN: llc -mtriple=amdgcn -mcpu=gfx900 -run-pass=none %t/gfx9.mir -o - | FileCheck %t/gfx9.mir
---
name: vmcnt_max-1
body: |
  bb.0:
    ; CHECK-LABEL: name: vmcnt_max-1
    ; CHECK: S_WAITCNT_soft .Vmcnt_62
    S_WAITCNT_soft .Vmcnt_62
...
---
name: lgkmcnt_max-1
body: |
  bb.0:
    ; CHECK-LABEL: name: lgkmcnt_max-1
    ; CHECK: S_WAITCNT_soft .Lgkmcnt_14
    S_WAITCNT_soft .Lgkmcnt_14
...
---
name: all-off-number
body: |
  bb.0:
    ; vmcnt=63, expcnt=7, lgkmcnt=15 -> 0xCF7F = 53119
    ; CHECK-LABEL: name: all-off-number
    ; CHECK: S_WAITCNT_soft .AllOff
    S_WAITCNT_soft 53119
...

# GFX10-specific: vmcnt max=63, lgkmcnt max=63
;--- gfx10.mir
# RUN: llc -mtriple=amdgcn -mcpu=gfx1010 -run-pass=none %t/gfx10.mir -o - | FileCheck %t/gfx10.mir
---
name: vmcnt_max-1
body: |
  bb.0:
    ; CHECK-LABEL: name: vmcnt_max-1
    ; CHECK: S_WAITCNT_soft .Vmcnt_62
    S_WAITCNT_soft .Vmcnt_62
...
---
name: lgkmcnt_max-1
body: |
  bb.0:
    ; CHECK-LABEL: name: lgkmcnt_max-1
    ; CHECK: S_WAITCNT_soft .Lgkmcnt_62
    S_WAITCNT_soft .Lgkmcnt_62
...
---
name: all-off-number
body: |
  bb.0:
    ; vmcnt=63, expcnt=7, lgkmcnt=63 -> 0xFF7F = 65407
    ; CHECK-LABEL: name: all-off-number
    ; CHECK: S_WAITCNT_soft .AllOff
    S_WAITCNT_soft 65407
...

# GFX11-specific: vmcnt max=63, lgkmcnt max=63 (different encoding than GFX10)
;--- gfx11.mir
# RUN: llc -mtriple=amdgcn -mcpu=gfx1100 -run-pass=none %t/gfx11.mir -o - | FileCheck %t/gfx11.mir
---
name: vmcnt_max-1
body: |
  bb.0:
    ; CHECK-LABEL: name: vmcnt_max-1
    ; CHECK: S_WAITCNT_soft .Vmcnt_62
    S_WAITCNT_soft .Vmcnt_62
...
---
name: lgkmcnt_max-1
body: |
  bb.0:
    ; CHECK-LABEL: name: lgkmcnt_max-1
    ; CHECK: S_WAITCNT_soft .Lgkmcnt_62
    S_WAITCNT_soft .Lgkmcnt_62
...
---
name: all-off-number
body: |
  bb.0:
    ; GFX11 encoding: expcnt[2:0]=bits[2:0], lgkmcnt[5:0]=bits[9:4], vmcnt[5:0]=bits[15:10]
    ; vmcnt=63, expcnt=7, lgkmcnt=63 -> 0xFFF7 = 65527
    ; CHECK-LABEL: name: all-off-number
    ; CHECK: S_WAITCNT_soft .AllOff
    S_WAITCNT_soft 65527
...