llvm/test/CodeGen/AMDGPU/GlobalISel/global-atomic-fadd.f64.ll

; NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
; RUN: llc -global-isel -mtriple=amdgcn -mcpu=gfx90a -stop-after=instruction-select -amdgpu-atomic-optimizer-strategy=None < %s | FileCheck -check-prefixes=GFX90A_GFX940,GFX90A %s
; RUN: llc -global-isel -mtriple=amdgcn -mcpu=gfx940 -stop-after=instruction-select -amdgpu-atomic-optimizer-strategy=None < %s | FileCheck -check-prefixes=GFX90A_GFX940,GFX940 %s

define amdgpu_ps void @global_atomic_fadd_f64_no_rtn_atomicrmw(ptr addrspace(1) %ptr, double %data) {
  ; GFX90A-LABEL: name: global_atomic_fadd_f64_no_rtn_atomicrmw
  ; GFX90A: bb.1 (%ir-block.0):
  ; GFX90A-NEXT:   successors: %bb.2(0x80000000)
  ; GFX90A-NEXT:   liveins: $vgpr0, $vgpr1, $vgpr2, $vgpr3
  ; GFX90A-NEXT: {{  $}}
  ; GFX90A-NEXT:   [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
  ; GFX90A-NEXT:   [[COPY1:%[0-9]+]]:vgpr_32 = COPY $vgpr1
  ; GFX90A-NEXT:   [[REG_SEQUENCE:%[0-9]+]]:vreg_64_align2 = REG_SEQUENCE [[COPY]], %subreg.sub0, [[COPY1]], %subreg.sub1
  ; GFX90A-NEXT:   [[COPY2:%[0-9]+]]:vgpr_32 = COPY $vgpr2
  ; GFX90A-NEXT:   [[COPY3:%[0-9]+]]:vgpr_32 = COPY $vgpr3
  ; GFX90A-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:vreg_64_align2 = REG_SEQUENCE [[COPY2]], %subreg.sub0, [[COPY3]], %subreg.sub1
  ; GFX90A-NEXT:   [[GLOBAL_LOAD_DWORDX2_:%[0-9]+]]:vreg_64_align2 = GLOBAL_LOAD_DWORDX2 [[REG_SEQUENCE]], 0, 0, implicit $exec :: (load (s64) from %ir.ptr, addrspace 1)
  ; GFX90A-NEXT:   [[S_MOV_B64_:%[0-9]+]]:sreg_64 = S_MOV_B64 0
  ; GFX90A-NEXT: {{  $}}
  ; GFX90A-NEXT: bb.2.atomicrmw.start:
  ; GFX90A-NEXT:   successors: %bb.3(0x04000000), %bb.2(0x7c000000)
  ; GFX90A-NEXT: {{  $}}
  ; GFX90A-NEXT:   [[PHI:%[0-9]+]]:sreg_64_xexec = PHI %13, %bb.2, [[S_MOV_B64_]], %bb.1
  ; GFX90A-NEXT:   [[PHI1:%[0-9]+]]:vreg_64_align2 = PHI [[GLOBAL_LOAD_DWORDX2_]], %bb.1, %19, %bb.2
  ; GFX90A-NEXT:   [[V_ADD_F64_e64_:%[0-9]+]]:vreg_64_align2 = nofpexcept V_ADD_F64_e64 0, [[PHI1]], 0, [[REG_SEQUENCE1]], 0, 0, implicit $mode, implicit $exec
  ; GFX90A-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:vreg_128_align2 = REG_SEQUENCE [[V_ADD_F64_e64_]], %subreg.sub0_sub1, [[PHI1]], %subreg.sub2_sub3
  ; GFX90A-NEXT:   [[GLOBAL_ATOMIC_CMPSWAP_X2_RTN:%[0-9]+]]:vreg_64_align2 = GLOBAL_ATOMIC_CMPSWAP_X2_RTN [[REG_SEQUENCE]], [[REG_SEQUENCE2]], 0, 1, implicit $exec :: (load store syncscope("wavefront") monotonic monotonic (s64) on %ir.ptr, addrspace 1)
  ; GFX90A-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[GLOBAL_ATOMIC_CMPSWAP_X2_RTN]], [[PHI1]], implicit $exec
  ; GFX90A-NEXT:   [[SI_IF_BREAK:%[0-9]+]]:sreg_64_xexec = SI_IF_BREAK [[V_CMP_EQ_U64_e64_]], [[PHI]], implicit-def $scc
  ; GFX90A-NEXT:   SI_LOOP [[SI_IF_BREAK]], %bb.2, implicit-def $exec, implicit-def $scc, implicit $exec
  ; GFX90A-NEXT:   S_BRANCH %bb.3
  ; GFX90A-NEXT: {{  $}}
  ; GFX90A-NEXT: bb.3.atomicrmw.end:
  ; GFX90A-NEXT:   [[PHI2:%[0-9]+]]:sreg_64_xexec = PHI [[SI_IF_BREAK]], %bb.2
  ; GFX90A-NEXT:   SI_END_CF [[PHI2]], implicit-def $exec, implicit-def $scc, implicit $exec
  ; GFX90A-NEXT:   S_ENDPGM 0
  ;
  ; GFX940-LABEL: name: global_atomic_fadd_f64_no_rtn_atomicrmw
  ; GFX940: bb.1 (%ir-block.0):
  ; GFX940-NEXT:   liveins: $vgpr0, $vgpr1, $vgpr2, $vgpr3
  ; GFX940-NEXT: {{  $}}
  ; GFX940-NEXT:   [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
  ; GFX940-NEXT:   [[COPY1:%[0-9]+]]:vgpr_32 = COPY $vgpr1
  ; GFX940-NEXT:   [[REG_SEQUENCE:%[0-9]+]]:vreg_64_align2 = REG_SEQUENCE [[COPY]], %subreg.sub0, [[COPY1]], %subreg.sub1
  ; GFX940-NEXT:   [[COPY2:%[0-9]+]]:vgpr_32 = COPY $vgpr2
  ; GFX940-NEXT:   [[COPY3:%[0-9]+]]:vgpr_32 = COPY $vgpr3
  ; GFX940-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:vreg_64_align2 = REG_SEQUENCE [[COPY2]], %subreg.sub0, [[COPY3]], %subreg.sub1
  ; GFX940-NEXT:   GLOBAL_ATOMIC_ADD_F64 [[REG_SEQUENCE]], [[REG_SEQUENCE1]], 0, 0, implicit $exec :: (load store syncscope("wavefront") monotonic (s64) on %ir.ptr, addrspace 1)
  ; GFX940-NEXT:   S_ENDPGM 0
  %ret = atomicrmw fadd ptr addrspace(1) %ptr, double %data syncscope("wavefront") monotonic
  ret void
}

define amdgpu_ps double @global_atomic_fadd_f64_rtn_atomicrmw(ptr addrspace(1) %ptr, double %data) {
  ; GFX90A-LABEL: name: global_atomic_fadd_f64_rtn_atomicrmw
  ; GFX90A: bb.1 (%ir-block.0):
  ; GFX90A-NEXT:   successors: %bb.2(0x80000000)
  ; GFX90A-NEXT:   liveins: $vgpr0, $vgpr1, $vgpr2, $vgpr3
  ; GFX90A-NEXT: {{  $}}
  ; GFX90A-NEXT:   [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
  ; GFX90A-NEXT:   [[COPY1:%[0-9]+]]:vgpr_32 = COPY $vgpr1
  ; GFX90A-NEXT:   [[REG_SEQUENCE:%[0-9]+]]:vreg_64_align2 = REG_SEQUENCE [[COPY]], %subreg.sub0, [[COPY1]], %subreg.sub1
  ; GFX90A-NEXT:   [[COPY2:%[0-9]+]]:vgpr_32 = COPY $vgpr2
  ; GFX90A-NEXT:   [[COPY3:%[0-9]+]]:vgpr_32 = COPY $vgpr3
  ; GFX90A-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:vreg_64_align2 = REG_SEQUENCE [[COPY2]], %subreg.sub0, [[COPY3]], %subreg.sub1
  ; GFX90A-NEXT:   [[GLOBAL_LOAD_DWORDX2_:%[0-9]+]]:vreg_64_align2 = GLOBAL_LOAD_DWORDX2 [[REG_SEQUENCE]], 0, 0, implicit $exec :: (load (s64) from %ir.ptr, addrspace 1)
  ; GFX90A-NEXT:   [[S_MOV_B64_:%[0-9]+]]:sreg_64 = S_MOV_B64 0
  ; GFX90A-NEXT: {{  $}}
  ; GFX90A-NEXT: bb.2.atomicrmw.start:
  ; GFX90A-NEXT:   successors: %bb.3(0x04000000), %bb.2(0x7c000000)
  ; GFX90A-NEXT: {{  $}}
  ; GFX90A-NEXT:   [[PHI:%[0-9]+]]:sreg_64_xexec = PHI %13, %bb.2, [[S_MOV_B64_]], %bb.1
  ; GFX90A-NEXT:   [[PHI1:%[0-9]+]]:vreg_64_align2 = PHI [[GLOBAL_LOAD_DWORDX2_]], %bb.1, %24, %bb.2
  ; GFX90A-NEXT:   [[V_ADD_F64_e64_:%[0-9]+]]:vreg_64_align2 = nofpexcept V_ADD_F64_e64 0, [[PHI1]], 0, [[REG_SEQUENCE1]], 0, 0, implicit $mode, implicit $exec
  ; GFX90A-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:vreg_128_align2 = REG_SEQUENCE [[V_ADD_F64_e64_]], %subreg.sub0_sub1, [[PHI1]], %subreg.sub2_sub3
  ; GFX90A-NEXT:   [[GLOBAL_ATOMIC_CMPSWAP_X2_RTN:%[0-9]+]]:vreg_64_align2 = GLOBAL_ATOMIC_CMPSWAP_X2_RTN [[REG_SEQUENCE]], [[REG_SEQUENCE2]], 0, 1, implicit $exec :: (load store syncscope("wavefront") monotonic monotonic (s64) on %ir.ptr, addrspace 1)
  ; GFX90A-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[GLOBAL_ATOMIC_CMPSWAP_X2_RTN]], [[PHI1]], implicit $exec
  ; GFX90A-NEXT:   [[SI_IF_BREAK:%[0-9]+]]:sreg_64_xexec = SI_IF_BREAK [[V_CMP_EQ_U64_e64_]], [[PHI]], implicit-def $scc
  ; GFX90A-NEXT:   SI_LOOP [[SI_IF_BREAK]], %bb.2, implicit-def $exec, implicit-def $scc, implicit $exec
  ; GFX90A-NEXT:   S_BRANCH %bb.3
  ; GFX90A-NEXT: {{  $}}
  ; GFX90A-NEXT: bb.3.atomicrmw.end:
  ; GFX90A-NEXT:   [[PHI2:%[0-9]+]]:vreg_64_align2 = PHI [[GLOBAL_ATOMIC_CMPSWAP_X2_RTN]], %bb.2
  ; GFX90A-NEXT:   [[PHI3:%[0-9]+]]:sreg_64_xexec = PHI [[SI_IF_BREAK]], %bb.2
  ; GFX90A-NEXT:   SI_END_CF [[PHI3]], implicit-def $exec, implicit-def $scc, implicit $exec
  ; GFX90A-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[PHI2]].sub0
  ; GFX90A-NEXT:   [[COPY5:%[0-9]+]]:vgpr_32 = COPY [[PHI2]].sub1
  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
  ; GFX90A-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
  ; GFX90A-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
  ; GFX90A-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0, implicit $sgpr1
  ;
  ; GFX940-LABEL: name: global_atomic_fadd_f64_rtn_atomicrmw
  ; GFX940: bb.1 (%ir-block.0):
  ; GFX940-NEXT:   liveins: $vgpr0, $vgpr1, $vgpr2, $vgpr3
  ; GFX940-NEXT: {{  $}}
  ; GFX940-NEXT:   [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
  ; GFX940-NEXT:   [[COPY1:%[0-9]+]]:vgpr_32 = COPY $vgpr1
  ; GFX940-NEXT:   [[REG_SEQUENCE:%[0-9]+]]:vreg_64_align2 = REG_SEQUENCE [[COPY]], %subreg.sub0, [[COPY1]], %subreg.sub1
  ; GFX940-NEXT:   [[COPY2:%[0-9]+]]:vgpr_32 = COPY $vgpr2
  ; GFX940-NEXT:   [[COPY3:%[0-9]+]]:vgpr_32 = COPY $vgpr3
  ; GFX940-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:vreg_64_align2 = REG_SEQUENCE [[COPY2]], %subreg.sub0, [[COPY3]], %subreg.sub1
  ; GFX940-NEXT:   [[GLOBAL_ATOMIC_ADD_F64_RTN:%[0-9]+]]:vreg_64_align2 = GLOBAL_ATOMIC_ADD_F64_RTN [[REG_SEQUENCE]], [[REG_SEQUENCE1]], 0, 1, implicit $exec :: (load store syncscope("wavefront") monotonic (s64) on %ir.ptr, addrspace 1)
  ; GFX940-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[GLOBAL_ATOMIC_ADD_F64_RTN]].sub0
  ; GFX940-NEXT:   [[COPY5:%[0-9]+]]:vgpr_32 = COPY [[GLOBAL_ATOMIC_ADD_F64_RTN]].sub1
  ; GFX940-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
  ; GFX940-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
  ; GFX940-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
  ; GFX940-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
  ; GFX940-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0, implicit $sgpr1
  %ret = atomicrmw fadd ptr addrspace(1) %ptr, double %data syncscope("wavefront") monotonic
  ret double %ret
}

define amdgpu_ps void @global_atomic_fadd_f64_saddr_no_rtn_atomicrmw(ptr addrspace(1) inreg %ptr, double %data) {
  ; GFX90A_GFX940-LABEL: name: global_atomic_fadd_f64_saddr_no_rtn_atomicrmw
  ; GFX90A_GFX940: bb.1 (%ir-block.0):
  ; GFX90A_GFX940-NEXT:   liveins: $sgpr0, $sgpr1, $vgpr0, $vgpr1
  ; GFX90A_GFX940-NEXT: {{  $}}
  ; GFX90A_GFX940-NEXT:   [[COPY:%[0-9]+]]:sreg_32 = COPY $sgpr0
  ; GFX90A_GFX940-NEXT:   [[COPY1:%[0-9]+]]:sreg_32 = COPY $sgpr1
  ; GFX90A_GFX940-NEXT:   [[REG_SEQUENCE:%[0-9]+]]:sreg_64_xexec_xnull = REG_SEQUENCE [[COPY]], %subreg.sub0, [[COPY1]], %subreg.sub1
  ; GFX90A_GFX940-NEXT:   [[COPY2:%[0-9]+]]:vgpr_32 = COPY $vgpr0
  ; GFX90A_GFX940-NEXT:   [[COPY3:%[0-9]+]]:vgpr_32 = COPY $vgpr1
  ; GFX90A_GFX940-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:vreg_64_align2 = REG_SEQUENCE [[COPY2]], %subreg.sub0, [[COPY3]], %subreg.sub1
  ; GFX90A_GFX940-NEXT:   [[V_MOV_B32_e32_:%[0-9]+]]:vgpr_32 = V_MOV_B32_e32 0, implicit $exec
  ; GFX90A_GFX940-NEXT:   GLOBAL_ATOMIC_ADD_F64_SADDR [[V_MOV_B32_e32_]], [[REG_SEQUENCE1]], [[REG_SEQUENCE]], 0, 0, implicit $exec :: (load store syncscope("wavefront") monotonic (s64) on %ir.ptr, addrspace 1)
  ; GFX90A_GFX940-NEXT:   S_ENDPGM 0
  %ret = atomicrmw fadd ptr addrspace(1) %ptr, double %data syncscope("wavefront") monotonic, !amdgpu.no.fine.grained.memory !0
  ret void
}

define amdgpu_ps double @global_atomic_fadd_f64_saddr_rtn_atomicrmw(ptr addrspace(1) inreg %ptr, double %data) {
  ; GFX90A_GFX940-LABEL: name: global_atomic_fadd_f64_saddr_rtn_atomicrmw
  ; GFX90A_GFX940: bb.1 (%ir-block.0):
  ; GFX90A_GFX940-NEXT:   liveins: $sgpr0, $sgpr1, $vgpr0, $vgpr1
  ; GFX90A_GFX940-NEXT: {{  $}}
  ; GFX90A_GFX940-NEXT:   [[COPY:%[0-9]+]]:sreg_32 = COPY $sgpr0
  ; GFX90A_GFX940-NEXT:   [[COPY1:%[0-9]+]]:sreg_32 = COPY $sgpr1
  ; GFX90A_GFX940-NEXT:   [[REG_SEQUENCE:%[0-9]+]]:sreg_64_xexec_xnull = REG_SEQUENCE [[COPY]], %subreg.sub0, [[COPY1]], %subreg.sub1
  ; GFX90A_GFX940-NEXT:   [[COPY2:%[0-9]+]]:vgpr_32 = COPY $vgpr0
  ; GFX90A_GFX940-NEXT:   [[COPY3:%[0-9]+]]:vgpr_32 = COPY $vgpr1
  ; GFX90A_GFX940-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:vreg_64_align2 = REG_SEQUENCE [[COPY2]], %subreg.sub0, [[COPY3]], %subreg.sub1
  ; GFX90A_GFX940-NEXT:   [[V_MOV_B32_e32_:%[0-9]+]]:vgpr_32 = V_MOV_B32_e32 0, implicit $exec
  ; GFX90A_GFX940-NEXT:   [[GLOBAL_ATOMIC_ADD_F64_SADDR_RTN:%[0-9]+]]:vreg_64_align2 = GLOBAL_ATOMIC_ADD_F64_SADDR_RTN [[V_MOV_B32_e32_]], [[REG_SEQUENCE1]], [[REG_SEQUENCE]], 0, 1, implicit $exec :: (load store syncscope("wavefront") monotonic (s64) on %ir.ptr, addrspace 1)
  ; GFX90A_GFX940-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[GLOBAL_ATOMIC_ADD_F64_SADDR_RTN]].sub0
  ; GFX90A_GFX940-NEXT:   [[COPY5:%[0-9]+]]:vgpr_32 = COPY [[GLOBAL_ATOMIC_ADD_F64_SADDR_RTN]].sub1
  ; GFX90A_GFX940-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
  ; GFX90A_GFX940-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
  ; GFX90A_GFX940-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
  ; GFX90A_GFX940-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
  ; GFX90A_GFX940-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0, implicit $sgpr1
  %ret = atomicrmw fadd ptr addrspace(1) %ptr, double %data syncscope("wavefront") monotonic, !amdgpu.no.fine.grained.memory !0
  ret double %ret
}

!0 = !{}