trunc-store-i64.ll 2.09 KB
; RUN: llc -march=amdgcn -mcpu=gfx906 -verify-machineinstrs < %s | FileCheck -check-prefix=GCN %s

; GCN-LABEL: {{^}}trunc_store_v4i64_v4i8:
; GCN: global_store_dword v{{\[[0-9]:[0-9]+\]}}, v{{[0-9]+}}, off
define amdgpu_kernel void @trunc_store_v4i64_v4i8(< 4 x i8> addrspace(1)* %out, <4 x i64> %in) {
entry:
  %trunc = trunc <4 x i64> %in to < 4 x i8>
  store <4 x i8> %trunc, <4 x i8> addrspace(1)* %out
  ret void
}

; GCN-LABEL: {{^}}trunc_store_v8i64_v8i8:
; GCN: global_store_dwordx2 v{{\[[0-9]:[0-9]+\]}}, v{{\[[0-9]:[0-9]+\]}}, off
define amdgpu_kernel void @trunc_store_v8i64_v8i8(< 8 x i8> addrspace(1)* %out, <8 x i64> %in) {
entry:
  %trunc = trunc <8 x i64> %in to < 8 x i8>
  store <8 x i8> %trunc, <8 x i8> addrspace(1)* %out
  ret void
}

; GCN-LABEL: {{^}}trunc_store_v8i64_v8i16:
; GCN: global_store_dwordx4 v{{\[[0-9]:[0-9]+\]}}, v{{\[[0-9]:[0-9]+\]}}, off
define amdgpu_kernel void @trunc_store_v8i64_v8i16(< 8 x i16> addrspace(1)* %out, <8 x i64> %in) {
entry:
  %trunc = trunc <8 x i64> %in to < 8 x i16>
  store <8 x i16> %trunc, <8 x i16> addrspace(1)* %out
  ret void
}

; GCN-LABEL: {{^}}trunc_store_v8i64_v8i32:
; GCN: global_store_dwordx4 v{{\[[0-9]:[0-9]+\]}}, v{{\[[0-9]:[0-9]+\]}}, off offset:16
; GCN: global_store_dwordx4 v{{\[[0-9]:[0-9]+\]}}, v{{\[[0-9]:[0-9]+\]}}, off
define amdgpu_kernel void @trunc_store_v8i64_v8i32(< 8 x i32> addrspace(1)* %out, <8 x i64> %in) {
entry:
  %trunc = trunc <8 x i64> %in to <8 x i32>
  store <8 x i32> %trunc, <8 x i32> addrspace(1)* %out
  ret void
}

; GCN-LABEL: {{^}}trunc_store_v16i64_v16i32:
; GCN: global_store_dwordx4 v{{\[[0-9]:[0-9]+\]}}, v{{\[[0-9]:[0-9]+\]}}, off offset:48
; GCN: global_store_dwordx4 v{{\[[0-9]:[0-9]+\]}}, v{{\[[0-9]:[0-9]+\]}}, off offset:32
; GCN: global_store_dwordx4 v{{\[[0-9]:[0-9]+\]}}, v{{\[[0-9]:[0-9]+\]}}, off offset:16
; GCN: global_store_dwordx4 v{{\[[0-9]:[0-9]+\]}}, v{{\[[0-9]:[0-9]+\]}}, off
define amdgpu_kernel void @trunc_store_v16i64_v16i32(< 16 x i32> addrspace(1)* %out, <16 x i64> %in) {
entry:
  %trunc = trunc <16 x i64> %in to <16 x i32>
  store <16 x i32> %trunc, <16 x i32> addrspace(1)* %out
  ret void
}