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85 lines
2.7 KiB
85 lines
2.7 KiB
4 months ago
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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,GFX9 %s
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# RUN: llc -march=amdgcn -mcpu=gfx900 -verify-machineinstrs -run-pass post-RA-hazard-rec %s -o - | FileCheck -check-prefixes=GCN,NOXNACK,GFX9 %s
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# 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
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# GCN-LABEL: name: break_smem_clause_max_look_ahead_in_bundle
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# GCN: S_LOAD_DWORDX2_IMM
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# XNACK-NEXT: S_NOP
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# NOXNACK-NOT: S_NOP
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# GCN: S_LOAD_DWORDX2
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# XNACK-NEXT: S_NOP
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# NOXNACK-NOT: S_NOP
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# GCN: }
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---
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name: break_smem_clause_max_look_ahead_in_bundle
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body: |
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bb.0:
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BUNDLE implicit-def $sgpr6_sgpr7 {
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$sgpr0_sgpr1 = S_LOAD_DWORDX2_IMM $sgpr10_sgpr11, 0, 0, 0
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S_STORE_DWORD_IMM $sgpr8, $sgpr10_sgpr11, 0, 0, 0
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S_STORE_DWORD_IMM $sgpr8, $sgpr10_sgpr11, 4, 0, 0
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S_STORE_DWORD_IMM $sgpr8, $sgpr10_sgpr11, 8, 0, 0
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S_STORE_DWORD_IMM $sgpr8, $sgpr10_sgpr11, 12, 0, 0
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S_STORE_DWORD_IMM $sgpr8, $sgpr10_sgpr11, 16, 0, 0
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$sgpr14_sgpr15 = S_LOAD_DWORDX2_IMM $sgpr12_sgpr13, 0, 0, 0
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$sgpr16_sgpr17 = S_LOAD_DWORDX2_IMM $sgpr14_sgpr15, 0, 0, 0
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}
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S_ENDPGM 0
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...
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# GFX10-LABEL: name: hazard_smem_war_in_bundle
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# GFX10: S_LOAD_DWORD_IMM
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# GFX10-NEXT: $sgpr_null = S_MOV_B32 0
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# GFX10: V_CMP_EQ_F32
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---
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name: hazard_smem_war_in_bundle
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body: |
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bb.0:
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liveins: $sgpr0, $sgpr1, $vgpr0, $vgpr1
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BUNDLE implicit-def $sgpr0_sgpr1 {
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$sgpr2 = S_LOAD_DWORD_IMM $sgpr0_sgpr1, 0, 0, 0
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$sgpr0_sgpr1 = V_CMP_EQ_F32_e64 0, $vgpr0, 0, $vgpr1, 1, implicit $mode, implicit $exec
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}
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S_ENDPGM 0
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...
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# GFX9-LABEL: name: hazard_ignore_dbg_label_in_bundle
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# GFX9: DBG_LABEL 6
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# GFX9-NEXT: S_NOP 0
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# GFX9: S_SENDMSG 3, implicit $exec, implicit $m0
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---
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name: hazard_ignore_dbg_label_in_bundle
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body: |
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bb.0:
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BUNDLE {
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$m0 = S_MOV_B32 killed $sgpr12
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DBG_LABEL 0
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DBG_LABEL 1
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DBG_LABEL 2
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DBG_LABEL 3
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DBG_LABEL 4
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DBG_LABEL 5
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DBG_LABEL 6
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S_SENDMSG 3, implicit $exec, implicit $m0
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}
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S_ENDPGM 0
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...
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# GCN-LABEL: name: vmem_vcc_hazard_in_bundle
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# GCN: S_LOAD_DWORDX2_IMM
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# GCN-NEXT: S_NOP 3
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# GCN: BUFFER_LOAD_DWORD_OFFEN
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---
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name: vmem_vcc_hazard_in_bundle
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body: |
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bb.0:
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BUNDLE {
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$sgpr0_sgpr1_sgpr2_sgpr3 = IMPLICIT_DEF
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$vgpr0 = IMPLICIT_DEF
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$vgpr1 = V_ADDC_U32_e32 $vgpr0, $vgpr0, implicit-def $vcc, implicit $vcc, implicit $exec
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$sgpr0_sgpr1 = S_LOAD_DWORDX2_IMM $sgpr10_sgpr11, 0, 0, 0
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$vgpr1 = BUFFER_LOAD_DWORD_OFFEN $vgpr0, $sgpr0_sgpr1_sgpr2_sgpr3, $vcc_lo, 0, 0, 0, 0, 0, 0, implicit $exec
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}
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S_ENDPGM 0
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...
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