Files
clang-p2996/llvm/test/CodeGen/AMDGPU/hazard-hidden-bundle.mir
Fangrui Song 9e9907f1cf [AMDGPU,test] Change llc -march= to -mtriple= (#75982)
Similar to 806761a762.

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=gfx902 -mattr=+xnack -verify-machineinstrs -run-pass post-RA-hazard-rec %s -o - | FileCheck -check-prefixes=GCN,XNACK,GFX9 %s
# RUN: llc -mtriple=amdgcn -mcpu=gfx900 -mattr=-xnack -verify-machineinstrs -run-pass post-RA-hazard-rec %s -o - | FileCheck -check-prefixes=GCN,NOXNACK,GFX9 %s
# RUN: llc -mtriple=amdgcn -mcpu=gfx1010 -mattr=-wavefrontsize32,+wavefrontsize64,-xnack -verify-machineinstrs -run-pass post-RA-hazard-rec %s -o - | FileCheck -check-prefixes=GCN,NOXNACK %s
# GCN-LABEL: name: break_smem_clause_simple_load_smrd8_ptr_hidden_bundle
# GCN: bb.0:
# GCN: }
# XNACK-NEXT: S_NOP
# NOXNACK-NOT: S_NOP
# GCN: S_LOAD_DWORDX2_IMM
---
name: break_smem_clause_simple_load_smrd8_ptr_hidden_bundle
body: |
bb.0:
BUNDLE implicit-def $sgpr6_sgpr7 {
$sgpr10_sgpr11 = S_LOAD_DWORDX2_IMM $sgpr12_sgpr13, 0, 0
}
$sgpr14_sgpr15 = S_LOAD_DWORDX2_IMM $sgpr10_sgpr11, 0, 0
S_ENDPGM 0
...
# GFX9-LABEL: name: hazard_precedes_bundle
# GFX9: S_MOV_B32
# GFX9-NEXT: S_NOP
# GFX9: BUNDLE
# GFX9-NEXT: S_NOP
---
name: hazard_precedes_bundle
body: |
bb.0:
$m0 = S_MOV_B32 $sgpr7
S_SENDMSG 3, implicit $exec, implicit $m0
$m0 = S_MOV_B32 $sgpr8
BUNDLE implicit-def $vgpr0 {
$vgpr0 = V_INTERP_P1_F32 killed $vgpr4, 0, 0, implicit $mode, implicit $m0, implicit $exec
}
S_ENDPGM 0
...
# GCN-LABEL: name: vmem_vcc_hazard_ignore_bundle_instr
# GCN: S_LOAD_DWORDX2_IMM
# GCN-NEXT: }
# GFX9-NEXT: S_NOP 3
# GCN: BUFFER_LOAD_DWORD_OFFEN
---
name: vmem_vcc_hazard_ignore_bundle_instr
body: |
bb.0:
$sgpr0_sgpr1_sgpr2_sgpr3 = IMPLICIT_DEF
$vgpr0 = IMPLICIT_DEF
BUNDLE implicit-def $vgpr1, implicit $vgpr0, implicit $vgpr0, implicit-def $vcc, implicit $vcc, implicit $exec {
$vgpr1 = V_ADDC_U32_e32 $vgpr0, $vgpr0, implicit-def $vcc, implicit $vcc, implicit $exec
}
BUNDLE implicit-def $sgpr0_sgpr1, implicit $sgpr10_sgpr11 {
$sgpr0_sgpr1 = S_LOAD_DWORDX2_IMM $sgpr10_sgpr11, 0, 0
}
$vgpr1 = BUFFER_LOAD_DWORD_OFFEN $vgpr0, $sgpr0_sgpr1_sgpr2_sgpr3, $vcc_lo, 0, 0, 0, implicit $exec
S_ENDPGM 0
...
# GCN-LABEL: name: vmem_vcc_min_of_two_after_bundle
# GCN: bb.2:
# GFX9-NEXT: S_NOP 4
# GCN-NEXT: BUFFER_LOAD_DWORD_OFFEN
---
name: vmem_vcc_min_of_two_after_bundle
body: |
bb.0:
successors: %bb.2
BUNDLE implicit-def $vgpr1, implicit $vgpr0 {
$sgpr0_sgpr1_sgpr2_sgpr3 = IMPLICIT_DEF
$vgpr0 = IMPLICIT_DEF
$vgpr1 = V_ADDC_U32_e32 $vgpr0, $vgpr0, implicit-def $vcc, implicit $vcc, implicit $exec
}
S_NOP 0
S_BRANCH %bb.2
bb.1:
successors: %bb.2
BUNDLE implicit-def $vgpr1, implicit $vgpr0 {
$vgpr1 = V_ADDC_U32_e32 $vgpr0, $vgpr0, implicit-def $vcc, implicit $vcc, implicit $exec
}
bb.2:
$vgpr1 = BUFFER_LOAD_DWORD_OFFEN $vgpr0, $sgpr0_sgpr1_sgpr2_sgpr3, $vcc_lo, 0, 0, 0, implicit $exec
...