# RUN: llc -march=amdgcn -mcpu=gfx902 -mattr=+xnack -verify-machineinstrs -run-pass post-RA-hazard-rec %s -o - | FileCheck -check-prefixes=GCN,XNACK,GFX9 %s # RUN: llc -march=amdgcn -mcpu=gfx900 -mattr=-xnack -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,-xnack -verify-machineinstrs -run-pass post-RA-hazard-rec %s -o - | FileCheck -check-prefixes=GCN,NOXNACK,GFX10 %s # GCN-LABEL: name: break_smem_clause_max_look_ahead_in_bundle # GCN: S_LOAD_DWORDX2_IMM # XNACK-NEXT: S_NOP # NOXNACK-NOT: S_NOP # GCN: S_LOAD_DWORDX2 # XNACK-NEXT: S_NOP # NOXNACK-NOT: S_NOP # GCN: } --- name: break_smem_clause_max_look_ahead_in_bundle body: | bb.0: BUNDLE implicit-def $sgpr6_sgpr7 { $sgpr0_sgpr1 = S_LOAD_DWORDX2_IMM $sgpr10_sgpr11, 0, 0 S_STORE_DWORD_IMM $sgpr8, $sgpr10_sgpr11, 0, 0 S_STORE_DWORD_IMM $sgpr8, $sgpr10_sgpr11, 4, 0 S_STORE_DWORD_IMM $sgpr8, $sgpr10_sgpr11, 8, 0 S_STORE_DWORD_IMM $sgpr8, $sgpr10_sgpr11, 12, 0 S_STORE_DWORD_IMM $sgpr8, $sgpr10_sgpr11, 16, 0 $sgpr14_sgpr15 = S_LOAD_DWORDX2_IMM $sgpr12_sgpr13, 0, 0 $sgpr16_sgpr17 = S_LOAD_DWORDX2_IMM $sgpr14_sgpr15, 0, 0 } S_ENDPGM 0 ... # GFX10-LABEL: name: hazard_smem_war_in_bundle # GFX10: S_LOAD_DWORD_IMM # GFX10-NEXT: $sgpr_null = S_MOV_B32 0 # GFX10: V_CMP_EQ_F32 --- name: hazard_smem_war_in_bundle body: | bb.0: liveins: $sgpr0, $sgpr1, $vgpr0, $vgpr1 BUNDLE implicit-def $sgpr0_sgpr1 { $sgpr2 = S_LOAD_DWORD_IMM $sgpr0_sgpr1, 0, 0 $sgpr0_sgpr1 = V_CMP_EQ_F32_e64 0, $vgpr0, 0, $vgpr1, 1, implicit $mode, implicit $exec } S_ENDPGM 0 ... # GFX9-LABEL: name: hazard_ignore_dbg_label_in_bundle # GFX9: DBG_LABEL 6 # GFX9-NEXT: S_NOP 0 # GFX9: S_SENDMSG 3, implicit $exec, implicit $m0 --- name: hazard_ignore_dbg_label_in_bundle body: | bb.0: BUNDLE { $m0 = S_MOV_B32 killed $sgpr12 DBG_LABEL 0 DBG_LABEL 1 DBG_LABEL 2 DBG_LABEL 3 DBG_LABEL 4 DBG_LABEL 5 DBG_LABEL 6 S_SENDMSG 3, implicit $exec, implicit $m0 } S_ENDPGM 0 ... # GCN-LABEL: name: vmem_vcc_hazard_in_bundle # GCN: S_LOAD_DWORDX2_IMM # GFX9-NEXT: S_NOP 3 # GCN: BUFFER_LOAD_DWORD_OFFEN --- name: vmem_vcc_hazard_in_bundle body: | bb.0: BUNDLE { $sgpr0_sgpr1_sgpr2_sgpr3 = IMPLICIT_DEF $vgpr0 = IMPLICIT_DEF $vgpr1 = V_ADDC_U32_e32 $vgpr0, $vgpr0, implicit-def $vcc, implicit $vcc, implicit $exec $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, 0, implicit $exec } S_ENDPGM 0 ...