llvm-project/llvm/test/CodeGen/AMDGPU/indirect-addressing-si-gfx9.ll

; RUN: llc -amdgpu-scalarize-global-loads=false -march=amdgcn -mcpu=gfx900 -mattr=-flat-for-global -verify-machineinstrs < %s | FileCheck -check-prefixes=GCN,IDXMODE,GFX9 %s

; indexing of vectors.

; Subtest below moved from file test/CodeGen/AMDGPU/indirect-addressing-si.ll
; to avoid gfx9 scheduling induced issues.


; GCN-LABEL: {{^}}insert_vgpr_offset_multiple_in_block:
; GCN-DAG: s_load_dwordx16 s{{\[}}[[S_ELT0:[0-9]+]]:[[S_ELT15:[0-9]+]]{{\]}}
; GCN-DAG: {{buffer|flat|global}}_load_dword [[IDX0:v[0-9]+]]
; GCN-DAG: v_mov_b32 [[INS0:v[0-9]+]], 62

; GCN-DAG: v_mov_b32_e32 v[[VEC_ELT15:[0-9]+]], s[[S_ELT15]]
; GCN-DAG: v_mov_b32_e32 v[[VEC_ELT0:[0-9]+]], s[[S_ELT0]]

; GCN: v_cmp_eq_u32_e32
; GCN-COUNT-32: v_cndmask_b32

; GCN-COUNT-4: buffer_store_dwordx4
define amdgpu_kernel void @insert_vgpr_offset_multiple_in_block(<16 x i32> addrspace(1)* %out0, <16 x i32> addrspace(1)* %out1, i32 addrspace(1)* %in, <16 x i32> %vec0) #0 {
entry:
  %id = call i32 @llvm.amdgcn.workitem.id.x() #1
  %id.ext = zext i32 %id to i64
  %gep = getelementptr inbounds i32, i32 addrspace(1)* %in, i64 %id.ext
  %idx0 = load volatile i32, i32 addrspace(1)* %gep
  %idx1 = add i32 %idx0, 1
  %live.out.val = call i32 asm sideeffect "v_mov_b32 $0, 62", "=v"()
  %vec1 = insertelement <16 x i32> %vec0, i32 %live.out.val, i32 %idx0
  %vec2 = insertelement <16 x i32> %vec1, i32 63, i32 %idx1
  store volatile <16 x i32> %vec2, <16 x i32> addrspace(1)* %out0
  %cmp = icmp eq i32 %id, 0
  br i1 %cmp, label %bb1, label %bb2

bb1:
  store volatile i32 %live.out.val, i32 addrspace(1)* undef
  br label %bb2

bb2:
  ret void
}

declare i32 @llvm.amdgcn.workitem.id.x() #1
declare void @llvm.amdgcn.s.barrier() #2

attributes #0 = { nounwind }
attributes #1 = { nounwind readnone }
attributes #2 = { nounwind convergent }