llvm-project/llvm/test/CodeGen/AMDGPU/lds-branch-vmem-hazard.mir
Fangrui Song 9e9907f1cf
[AMDGPU,test] Change llc -march= to -mtriple= (#75982)
Similar to 806761a7629df268c8aed49657aeccffa6bca449.

For IR files without a target triple, -mtriple= specifies the full
target triple while -march= merely sets the architecture part of the
default target triple, leaving a target triple which may not make sense,
e.g. amdgpu-apple-darwin.

Therefore, -march= is error-prone and not recommended for tests without
a target triple. The issue has been benign as we recognize
$unknown-apple-darwin as ELF instead of rejecting it outrightly.

This patch changes AMDGPU tests to not rely on the default
OS/environment components. Tests that need fixes are not changed:

```
  LLVM :: CodeGen/AMDGPU/fabs.f64.ll
  LLVM :: CodeGen/AMDGPU/fabs.ll
  LLVM :: CodeGen/AMDGPU/floor.ll
  LLVM :: CodeGen/AMDGPU/fneg-fabs.f64.ll
  LLVM :: CodeGen/AMDGPU/fneg-fabs.ll
  LLVM :: CodeGen/AMDGPU/r600-infinite-loop-bug-while-reorganizing-vector.ll
  LLVM :: CodeGen/AMDGPU/schedule-if-2.ll
```
2024-01-16 21:54:58 -08:00

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# RUN: llc -mtriple=amdgcn -mcpu=gfx1010 -verify-machineinstrs -run-pass post-RA-hazard-rec -o - %s | FileCheck -check-prefixes=GCN,GFX10 %s
# RUN: llc -mtriple=amdgcn -mcpu=gfx1100 -verify-machineinstrs -run-pass post-RA-hazard-rec -o - %s | FileCheck -check-prefixes=GCN %s
# GCN-LABEL: name: hazard_lds_branch_buf
# GCN: bb.1:
# GFX10-NEXT: S_WAITCNT_VSCNT undef $sgpr_null, 0
# GCN-NEXT: BUFFER_LOAD_DWORD_OFFEN
---
name: hazard_lds_branch_buf
body: |
bb.0:
successors: %bb.1
$vgpr1 = DS_READ_B32 undef $vgpr0, 0, 0, implicit $m0, implicit $exec
S_BRANCH %bb.1
bb.1:
$vgpr1 = BUFFER_LOAD_DWORD_OFFEN undef $vgpr0, undef $sgpr0_sgpr1_sgpr2_sgpr3, undef $sgpr4, 0, 0, 0, implicit $exec
S_ENDPGM 0
...
# GCN-LABEL: name: hazard_buf_branch_lds
# GCN: bb.1:
# GFX10-NEXT: S_WAITCNT_VSCNT undef $sgpr_null, 0
# GCN-NEXT: DS_READ_B32
---
name: hazard_buf_branch_lds
body: |
bb.0:
successors: %bb.1
$vgpr1 = BUFFER_LOAD_DWORD_OFFEN undef $vgpr0, undef $sgpr0_sgpr1_sgpr2_sgpr3, undef $sgpr4, 0, 0, 0, implicit $exec
S_BRANCH %bb.1
bb.1:
$vgpr1 = DS_READ_B32 undef $vgpr0, 0, 0, implicit $m0, implicit $exec
S_ENDPGM 0
...
# GCN-LABEL: name: no_hazard_lds_branch_lds
# GCN: bb.1:
# GCN-NEXT: DS_READ_B32
---
name: no_hazard_lds_branch_lds
body: |
bb.0:
successors: %bb.1
$vgpr1 = DS_READ_B32 undef $vgpr0, 0, 0, implicit $m0, implicit $exec
S_BRANCH %bb.1
bb.1:
$vgpr1 = DS_READ_B32 undef $vgpr0, 0, 0, implicit $m0, implicit $exec
S_ENDPGM 0
...
# GCN-LABEL: name: no_hazard_buf_branch_buf
# GCN: bb.1:
# GCN-NEXT: BUFFER_LOAD_DWORD_OFFEN
---
name: no_hazard_buf_branch_buf
body: |
bb.0:
successors: %bb.1
$vgpr1 = BUFFER_LOAD_DWORD_OFFEN undef $vgpr0, undef $sgpr0_sgpr1_sgpr2_sgpr3, undef $sgpr4, 0, 0, 0, implicit $exec
S_BRANCH %bb.1
bb.1:
$vgpr1 = BUFFER_LOAD_DWORD_OFFEN undef $vgpr0, undef $sgpr0_sgpr1_sgpr2_sgpr3, undef $sgpr4, 0, 0, 0, implicit $exec
S_ENDPGM 0
...
# GCN-LABEL: name: no_hazard_lds_branch_buf_fallthrough
# GCN: bb.1:
# GCN-NEXT: BUFFER_LOAD_DWORD_OFFEN
---
name: no_hazard_lds_branch_buf_fallthrough
body: |
bb.0:
successors: %bb.1
$vgpr1 = DS_READ_B32 undef $vgpr0, 0, 0, implicit $m0, implicit $exec
bb.1:
$vgpr1 = BUFFER_LOAD_DWORD_OFFEN undef $vgpr0, undef $sgpr0_sgpr1_sgpr2_sgpr3, undef $sgpr4, 0, 0, 0, implicit $exec
S_ENDPGM 0
...
# GCN-LABEL: name: no_hazard_lds_branch_buf_samebb
# GCN: DS_READ_B32
# GCN-NEXT: BUFFER_LOAD_DWORD_OFFEN
---
name: no_hazard_lds_branch_buf_samebb
body: |
bb.0:
$vgpr1 = DS_READ_B32 undef $vgpr0, 0, 0, implicit $m0, implicit $exec
$vgpr1 = BUFFER_LOAD_DWORD_OFFEN undef $vgpr0, undef $sgpr0_sgpr1_sgpr2_sgpr3, undef $sgpr4, 0, 0, 0, implicit $exec
S_ENDPGM 0
...
# GCN-LABEL: name: hazard_lds_branch_buf_loop
# GFX10: S_WAITCNT_VSCNT undef $sgpr_null, 0
# GCN: DS_READ_B32
# GCN-NEXT: BUFFER_LOAD_DWORD_OFFEN
---
name: hazard_lds_branch_buf_loop
body: |
bb.0:
successors: %bb.0
$vgpr1 = DS_READ_B32 undef $vgpr0, 0, 0, implicit $m0, implicit $exec
$vgpr1 = BUFFER_LOAD_DWORD_OFFEN undef $vgpr0, undef $sgpr0_sgpr1_sgpr2_sgpr3, undef $sgpr4, 0, 0, 0, implicit $exec
S_BRANCH %bb.0
...
# GCN-LABEL: name: single_hazard_lds_branch_buf
# GCN: bb.1:
# GFX10-NEXT: S_WAITCNT_VSCNT undef $sgpr_null, 0
# GCN-NEXT: BUFFER_LOAD_DWORD_OFFEN
# GCN-NEXT: BUFFER_LOAD_DWORD_OFFEN
---
name: single_hazard_lds_branch_buf
body: |
bb.0:
successors: %bb.1
$vgpr1 = DS_READ_B32 undef $vgpr0, 0, 0, implicit $m0, implicit $exec
S_BRANCH %bb.1
bb.1:
$vgpr1 = BUFFER_LOAD_DWORD_OFFEN undef $vgpr0, undef $sgpr0_sgpr1_sgpr2_sgpr3, undef $sgpr4, 0, 0, 0, implicit $exec
$vgpr1 = BUFFER_LOAD_DWORD_OFFEN undef $vgpr0, undef $sgpr0_sgpr1_sgpr2_sgpr3, undef $sgpr4, 0, 0, 0, implicit $exec
S_ENDPGM 0
...
# GCN-LABEL: name: no_hazard_lds_branch_lds_buf
# GCN: bb.1:
# GCN-NEXT: DS_READ_B32
# GCN-NEXT: BUFFER_LOAD_DWORD_OFFEN
---
name: no_hazard_lds_branch_lds_buf
body: |
bb.0:
successors: %bb.1
$vgpr1 = DS_READ_B32 undef $vgpr0, 0, 0, implicit $m0, implicit $exec
S_BRANCH %bb.1
bb.1:
$vgpr1 = DS_READ_B32 undef $vgpr0, 0, 0, implicit $m0, implicit $exec
$vgpr1 = BUFFER_LOAD_DWORD_OFFEN undef $vgpr0, undef $sgpr0_sgpr1_sgpr2_sgpr3, undef $sgpr4, 0, 0, 0, implicit $exec
S_ENDPGM 0
...
# GCN-LABEL: name: no_hazard_lds_buf_branch_buf
# GCN: bb.1:
# GCN-NEXT: BUFFER_LOAD_DWORD_OFFEN
---
name: no_hazard_lds_buf_branch_buf
body: |
bb.0:
successors: %bb.1
$vgpr1 = DS_READ_B32 undef $vgpr0, 0, 0, implicit $m0, implicit $exec
$vgpr1 = BUFFER_LOAD_DWORD_OFFEN undef $vgpr0, undef $sgpr0_sgpr1_sgpr2_sgpr3, undef $sgpr4, 0, 0, 0, implicit $exec
S_BRANCH %bb.1
bb.1:
$vgpr1 = BUFFER_LOAD_DWORD_OFFEN undef $vgpr0, undef $sgpr0_sgpr1_sgpr2_sgpr3, undef $sgpr4, 0, 0, 0, implicit $exec
S_ENDPGM 0
...
# GCN-LABEL: name: hazard_lds_branch_vscnt_1_buf
# GCN: bb.1:
# GCN-NEXT: S_WAITCNT_VSCNT undef $sgpr_null, 1
# GFX10-NEXT: S_WAITCNT_VSCNT undef $sgpr_null, 0
# GCN-NEXT: BUFFER_LOAD_DWORD_OFFEN
---
name: hazard_lds_branch_vscnt_1_buf
body: |
bb.0:
successors: %bb.1
$vgpr1 = DS_READ_B32 undef $vgpr0, 0, 0, implicit $m0, implicit $exec
S_BRANCH %bb.1
bb.1:
S_WAITCNT_VSCNT undef $sgpr_null, 1
$vgpr1 = BUFFER_LOAD_DWORD_OFFEN undef $vgpr0, undef $sgpr0_sgpr1_sgpr2_sgpr3, undef $sgpr4, 0, 0, 0, implicit $exec
S_ENDPGM 0
...
# GCN-LABEL: name: no_hazard_lds_branch_vscnt_0_buf
# GCN: bb.1:
# GCN-NEXT: S_WAITCNT_VSCNT undef $sgpr_null, 0
# GCN-NEXT: BUFFER_LOAD_DWORD_OFFEN
---
name: no_hazard_lds_branch_vscnt_0_buf
body: |
bb.0:
successors: %bb.1
$vgpr1 = DS_READ_B32 undef $vgpr0, 0, 0, implicit $m0, implicit $exec
S_BRANCH %bb.1
bb.1:
S_WAITCNT_VSCNT undef $sgpr_null, 0
$vgpr1 = BUFFER_LOAD_DWORD_OFFEN undef $vgpr0, undef $sgpr0_sgpr1_sgpr2_sgpr3, undef $sgpr4, 0, 0, 0, implicit $exec
S_ENDPGM 0
...
# GCN-LABEL: name: hazard_lds_branch_vscnt_s0_buf
# GCN: bb.1:
# GCN-NEXT: S_WAITCNT_VSCNT undef $sgpr0, 0
# GFX10-NEXT: S_WAITCNT_VSCNT undef $sgpr_null, 0
# GCN-NEXT: BUFFER_LOAD_DWORD_OFFEN
---
name: hazard_lds_branch_vscnt_s0_buf
body: |
bb.0:
successors: %bb.1
$vgpr1 = DS_READ_B32 undef $vgpr0, 0, 0, implicit $m0, implicit $exec
S_BRANCH %bb.1
bb.1:
S_WAITCNT_VSCNT undef $sgpr0, 0
$vgpr1 = BUFFER_LOAD_DWORD_OFFEN undef $vgpr0, undef $sgpr0_sgpr1_sgpr2_sgpr3, undef $sgpr4, 0, 0, 0, implicit $exec
S_ENDPGM 0
...
# GCN-LABEL: name: no_hazard_lds_vscnt_0_branch_buf
# GCN: bb.1:
# GCN-NEXT: BUFFER_LOAD_DWORD_OFFEN
---
name: no_hazard_lds_vscnt_0_branch_buf
body: |
bb.0:
successors: %bb.1
$vgpr1 = DS_READ_B32 undef $vgpr0, 0, 0, implicit $m0, implicit $exec
S_WAITCNT_VSCNT undef $sgpr_null, 0
S_BRANCH %bb.1
bb.1:
$vgpr1 = BUFFER_LOAD_DWORD_OFFEN undef $vgpr0, undef $sgpr0_sgpr1_sgpr2_sgpr3, undef $sgpr4, 0, 0, 0, implicit $exec
S_ENDPGM 0
...
# GCN-LABEL: name: hazard_lds_branch_global
# GCN: bb.1:
# GFX10-NEXT: S_WAITCNT_VSCNT undef $sgpr_null, 0
# GCN-NEXT: GLOBAL_LOAD_DWORD
---
name: hazard_lds_branch_global
body: |
bb.0:
successors: %bb.1
$vgpr1 = DS_READ_B32 undef $vgpr0, 0, 0, implicit $m0, implicit $exec
S_BRANCH %bb.1
bb.1:
$vgpr1 = GLOBAL_LOAD_DWORD undef $vgpr0_vgpr1, 0, 0, implicit $exec
S_ENDPGM 0
...
# GCN-LABEL: name: hazard_lds_branch_scratch
# GCN: bb.1:
# GFX10-NEXT: S_WAITCNT_VSCNT undef $sgpr_null, 0
# GCN-NEXT: SCRATCH_LOAD_DWORD
---
name: hazard_lds_branch_scratch
body: |
bb.0:
successors: %bb.1
$vgpr1 = DS_READ_B32 undef $vgpr0, 0, 0, implicit $m0, implicit $exec
S_BRANCH %bb.1
bb.1:
$vgpr1 = SCRATCH_LOAD_DWORD undef $vgpr0, 0, 0, implicit $exec, implicit $flat_scr
S_ENDPGM 0
...
# GCN-LABEL: name: no_hazard_lds_branch_flat
# GCN: bb.1:
# GCN-NEXT: FLAT_LOAD_DWORD
---
name: no_hazard_lds_branch_flat
body: |
bb.0:
successors: %bb.1
$vgpr1 = DS_READ_B32 undef $vgpr0, 0, 0, implicit $m0, implicit $exec
S_BRANCH %bb.1
bb.1:
$vgpr1 = FLAT_LOAD_DWORD undef $vgpr0_vgpr1, 0, 0, implicit $exec, implicit $flat_scr
S_ENDPGM 0
...