llvm/test/CodeGen/AMDGPU/tail-call-inreg-arguments.convergencetokens.ll

; NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py UTC_ARGS: --version 5
; RUN: llc -mtriple=amdgcn-amd-amdhsa -mcpu=gfx900 -stop-after=si-fix-sgpr-copies < %s | FileCheck %s

; FIXME: Merge with tail-call-inreg-arguments.ll

; Currently all functions with convergence tokens will fail the
; machine verifier after register allocation.
declare void @void_func_i64_inreg(i64 inreg)

define void @tail_call_i64_inreg_uniform_in_vgpr_convergence_tokens() #0 {
  ; CHECK-LABEL: name: tail_call_i64_inreg_uniform_in_vgpr_convergence_tokens
  ; CHECK: bb.0 (%ir-block.0):
  ; CHECK-NEXT:   liveins: $sgpr4_sgpr5, $sgpr6_sgpr7, $sgpr8_sgpr9, $sgpr10_sgpr11, $sgpr12, $sgpr13, $sgpr14, $sgpr15, $vgpr31
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT:   [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr31
  ; CHECK-NEXT:   [[COPY1:%[0-9]+]]:sgpr_32 = COPY $sgpr15
  ; CHECK-NEXT:   [[COPY2:%[0-9]+]]:sgpr_32 = COPY $sgpr14
  ; CHECK-NEXT:   [[COPY3:%[0-9]+]]:sgpr_32 = COPY $sgpr13
  ; CHECK-NEXT:   [[COPY4:%[0-9]+]]:sgpr_32 = COPY $sgpr12
  ; CHECK-NEXT:   [[COPY5:%[0-9]+]]:sgpr_64 = COPY $sgpr10_sgpr11
  ; CHECK-NEXT:   [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr8_sgpr9
  ; CHECK-NEXT:   [[COPY7:%[0-9]+]]:sgpr_64 = COPY $sgpr6_sgpr7
  ; CHECK-NEXT:   [[COPY8:%[0-9]+]]:sgpr_64 = COPY $sgpr4_sgpr5
  ; CHECK-NEXT:   [[CONVERGENCECTRL_ENTRY:%[0-9]+]]:sreg_64 = CONVERGENCECTRL_ENTRY
  ; CHECK-NEXT:   [[V_MOV_B32_e32_:%[0-9]+]]:vgpr_32 = V_MOV_B32_e32 0, implicit $exec
  ; CHECK-NEXT:   [[DS_READ_B64_gfx9_:%[0-9]+]]:vreg_64 = DS_READ_B64_gfx9 killed [[V_MOV_B32_e32_]], 0, 0, implicit $exec :: (load (s64) from `ptr addrspace(3) null`, addrspace 3)
  ; CHECK-NEXT:   [[COPY9:%[0-9]+]]:vgpr_32 = COPY [[DS_READ_B64_gfx9_]].sub1
  ; CHECK-NEXT:   [[COPY10:%[0-9]+]]:vgpr_32 = COPY [[DS_READ_B64_gfx9_]].sub0
  ; CHECK-NEXT:   CONVERGENCECTRL_GLUE [[CONVERGENCECTRL_ENTRY]]
  ; CHECK-NEXT:   [[COPY11:%[0-9]+]]:vgpr_32 = COPY [[COPY10]]
  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 killed [[COPY11]], implicit $exec, implicit [[CONVERGENCECTRL_ENTRY]]
  ; CHECK-NEXT:   CONVERGENCECTRL_GLUE [[CONVERGENCECTRL_ENTRY]]
  ; CHECK-NEXT:   [[COPY12:%[0-9]+]]:vgpr_32 = COPY [[COPY9]]
  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 killed [[COPY12]], implicit $exec, implicit [[CONVERGENCECTRL_ENTRY]]
  ; CHECK-NEXT:   [[SI_PC_ADD_REL_OFFSET:%[0-9]+]]:sreg_64 = SI_PC_ADD_REL_OFFSET target-flags(amdgpu-gotprel32-lo) @void_func_i64_inreg, target-flags(amdgpu-gotprel32-hi) @void_func_i64_inreg, implicit-def dead $scc
  ; CHECK-NEXT:   [[S_LOAD_DWORDX2_IMM:%[0-9]+]]:ccr_sgpr_64 = S_LOAD_DWORDX2_IMM killed [[SI_PC_ADD_REL_OFFSET]], 0, 0 :: (dereferenceable invariant load (s64) from got, addrspace 4)
  ; CHECK-NEXT:   $sgpr4_sgpr5 = COPY [[COPY8]]
  ; CHECK-NEXT:   $sgpr6_sgpr7 = COPY [[COPY7]]
  ; CHECK-NEXT:   $sgpr8_sgpr9 = COPY [[COPY6]]
  ; CHECK-NEXT:   $sgpr10_sgpr11 = COPY [[COPY5]]
  ; CHECK-NEXT:   $sgpr12 = COPY [[COPY4]]
  ; CHECK-NEXT:   $sgpr13 = COPY [[COPY3]]
  ; CHECK-NEXT:   $sgpr14 = COPY [[COPY2]]
  ; CHECK-NEXT:   $sgpr15 = COPY [[COPY1]]
  ; CHECK-NEXT:   $vgpr31 = COPY [[COPY]]
  ; CHECK-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
  ; CHECK-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
  ; CHECK-NEXT:   CONVERGENCECTRL_GLUE [[CONVERGENCECTRL_ENTRY]]
  ; CHECK-NEXT:   SI_TCRETURN killed [[S_LOAD_DWORDX2_IMM]], @void_func_i64_inreg, 0, csr_amdgpu, implicit $sgpr4_sgpr5, implicit $sgpr6_sgpr7, implicit $sgpr8_sgpr9, implicit $sgpr10_sgpr11, implicit $sgpr12, implicit $sgpr13, implicit $sgpr14, implicit $sgpr15, implicit $vgpr31, implicit $sgpr0, implicit $sgpr1, implicit [[CONVERGENCECTRL_ENTRY]]
  %t = call token @llvm.experimental.convergence.entry()
  %uniform.vgpr = load i64, ptr addrspace(3) null, align 8
  tail call void @void_func_i64_inreg(i64 inreg %uniform.vgpr) #0 [ "convergencectrl"(token %t) ]
  ret void
}

attributes #0 = { convergent }