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| # RUN: llc -march=amdgcn -mcpu=gfx902 -verify-machineinstrs -run-pass post-RA-hazard-rec %s -o - | FileCheck -check-prefixes=GCN,XNACK,GCX9 %s
# RUN: llc -march=amdgcn -mcpu=gfx900 -verify-machineinstrs -run-pass post-RA-hazard-rec %s -o - | FileCheck -check-prefixes=GCN,NOXNACK,GFX9 %s
# RUN: llc -march=amdgcn -mcpu=gfx1010 -mattr=-WavefrontSize32,+WavefrontSize64 -verify-machineinstrs -run-pass post-RA-hazard-rec %s -o - | FileCheck -check-prefixes=GCN,NOXNACK,GFX10 %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, 0
}
$sgpr14_sgpr15 = S_LOAD_DWORDX2_IMM $sgpr10_sgpr11, 0, 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 $m0, implicit $exec
}
S_ENDPGM 0
...
# GCN-LABEL: name: vmem_vcc_hazard_ignore_bundle_instr
# GCN: S_LOAD_DWORDX2_IMM
# GCN-NEXT: }
# GCN-NEXT: S_NOP
# GCN-NEXT: S_NOP
# GCN-NEXT: S_NOP
# GCN-NEXT: S_NOP
# 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, 0
}
$vgpr1 = BUFFER_LOAD_DWORD_OFFEN $vgpr0, $sgpr0_sgpr1_sgpr2_sgpr3, $vcc_lo, 0, 0, 0, 0, 0, 0, implicit $exec
S_ENDPGM 0
...
# GCN-LABEL: name: vmem_vcc_min_of_two_after_bundle
# GCN: bb.2:
# GCN-NEXT: S_NOP
# GCN-NEXT: S_NOP
# GCN-NEXT: S_NOP
# GCN-NEXT: S_NOP
# GCN-NEXT: S_NOP
# 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, 0, 0, 0, implicit $exec
...
|