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; RUN: llc < %s -march=amdgcn -mcpu=tonga -verify-machineinstrs | FileCheck -check-prefix=GCN -check-prefix=UNPACKED %s
; RUN: llc < %s -march=amdgcn -mcpu=gfx810 -verify-machineinstrs | FileCheck -check-prefix=GCN -check-prefix=PACKED -check-prefix=GFX81 %s
; RUN: llc < %s -march=amdgcn -mcpu=gfx900 -verify-machineinstrs | FileCheck -check-prefix=GCN -check-prefix=PACKED -check-prefix=GFX9 %s


; GCN-LABEL: {{^}}image_gather4_v4f16:
; UNPACKED: image_gather4 v{{\[}}{{[0-9]+}}:[[HI:[0-9]+]]{{\]}}, v[{{[0-9]+:[0-9]+}}], s[{{[0-9]+:[0-9]+}}], s[{{[0-9]+:[0-9]+}}] dmask:0xf d16
; UNPACKED: flat_store_short v[{{[0-9]+:[0-9]+}}], v[[HI]]

; PACKED: image_gather4 v{{\[}}{{[0-9]+}}:[[HI:[0-9]+]]{{\]}}, v[{{[0-9]+:[0-9]+}}], s[{{[0-9]+:[0-9]+}}], s[{{[0-9]+:[0-9]+}}] dmask:0xf d16

; GFX81: v_lshrrev_b32_e32 v[[HALF:[0-9]+]], 16, v[[HI]]
; GFX81: flat_store_short v[{{[0-9]+:[0-9]+}}], v[[HALF]]

; GFX9: global_store_short_d16_hi v[{{[0-9]+:[0-9]+}}], v[[HI]], off
define amdgpu_kernel void @image_gather4_v4f16(<4 x float> %coords, <8 x i32> inreg %rsrc, <4 x i32> inreg %sample, half addrspace(1)* %out) {
main_body:
  %tex = call <4 x half> @llvm.amdgcn.image.gather4.v4f16.v4f32.v8i32(<4 x float> %coords, <8 x i32> %rsrc, <4 x i32> %sample, i32 15, i1 0, i1 0, i1 0, i1 0, i1 0)
  %elt = extractelement <4 x half> %tex, i32 3
  store half %elt, half addrspace(1)* %out
  ret void
}

; GCN-LABEL: {{^}}image_gather4_cl_v4f16:
; UNPACKED: image_gather4_cl v{{\[}}{{[0-9]+}}:[[HI:[0-9]+]]{{\]}}, v[{{[0-9]+:[0-9]+}}], s[{{[0-9]+:[0-9]+}}], s[{{[0-9]+:[0-9]+}}] dmask:0xf d16
; UNPACKED: flat_store_short v[{{[0-9]+:[0-9]+}}], v[[HI]]

; PACKED: image_gather4_cl v{{\[}}{{[0-9]+}}:[[HI:[0-9]+]]{{\]}}, v[{{[0-9]+:[0-9]+}}], s[{{[0-9]+:[0-9]+}}], s[{{[0-9]+:[0-9]+}}] dmask:0xf d16

; GFX81: v_lshrrev_b32_e32 v[[HALF:[0-9]+]], 16, v[[HI]]
; GFX81: flat_store_short v[{{[0-9]+:[0-9]+}}], v[[HALF]]

; GFX9: global_store_short_d16_hi v[{{[0-9]+:[0-9]+}}], v[[HI]], off
define amdgpu_kernel void @image_gather4_cl_v4f16(<4 x float> %coords, <8 x i32> inreg %rsrc, <4 x i32> inreg %sample, half addrspace(1)* %out) {
main_body:
  %tex = call <4 x half> @llvm.amdgcn.image.gather4.cl.v4f16.v4f32.v8i32(<4 x float> %coords, <8 x i32> %rsrc, <4 x i32> %sample, i32 15, i1 0, i1 0, i1 0, i1 0, i1 0)
  %elt = extractelement <4 x half> %tex, i32 3
  store half %elt, half addrspace(1)* %out
  ret void
}

; GCN-LABEL: {{^}}image_gather4_c_v4f16:
; UNPACKED: image_gather4_c v{{\[}}{{[0-9]+}}:[[HI:[0-9]+]]{{\]}}, v[{{[0-9]+:[0-9]+}}], s[{{[0-9]+:[0-9]+}}], s[{{[0-9]+:[0-9]+}}] dmask:0xf d16
; UNPACKED: flat_store_short v[{{[0-9]+:[0-9]+}}], v[[HI]]

; PACKED: image_gather4_c v{{\[}}{{[0-9]+}}:[[HI:[0-9]+]]{{\]}}, v[{{[0-9]+:[0-9]+}}], s[{{[0-9]+:[0-9]+}}], s[{{[0-9]+:[0-9]+}}] dmask:0xf d16

; GFX81: v_lshrrev_b32_e32 v[[HALF:[0-9]+]], 16, v[[HI]]
; GFX81: flat_store_short v[{{[0-9]+:[0-9]+}}], v[[HALF]]

; GFX9: global_store_short_d16_hi v[{{[0-9]+:[0-9]+}}], v[[HI]], off
define amdgpu_kernel void @image_gather4_c_v4f16(<4 x float> %coords, <8 x i32> inreg %rsrc, <4 x i32> inreg %sample, half addrspace(1)* %out) {
main_body:
  %tex = call <4 x half> @llvm.amdgcn.image.gather4.c.v4f16.v4f32.v8i32(<4 x float> %coords, <8 x i32> %rsrc, <4 x i32> %sample, i32 15, i1 0, i1 0, i1 0, i1 0, i1 0)
  %elt = extractelement <4 x half> %tex, i32 3
  store half %elt, half addrspace(1)* %out
  ret void
}

; GCN-LABEL: {{^}}image_gather4_o_v4f16:
; UNPACKED: image_gather4_o v{{\[}}{{[0-9]+}}:[[HI:[0-9]+]]{{\]}}, v[{{[0-9]+:[0-9]+}}], s[{{[0-9]+:[0-9]+}}], s[{{[0-9]+:[0-9]+}}] dmask:0xf d16
; UNPACKED: flat_store_short v[{{[0-9]+:[0-9]+}}], v[[HI]]

; PACKED: image_gather4_o v{{\[}}{{[0-9]+}}:[[HI:[0-9]+]]{{\]}}, v[{{[0-9]+:[0-9]+}}], s[{{[0-9]+:[0-9]+}}], s[{{[0-9]+:[0-9]+}}] dmask:0xf d16

; GFX81: v_lshrrev_b32_e32 v[[HALF:[0-9]+]], 16, v[[HI]]
; GFX81: flat_store_short v[{{[0-9]+:[0-9]+}}], v[[HALF]]

; GFX9: global_store_short_d16_hi v[{{[0-9]+:[0-9]+}}], v[[HI]], off
define amdgpu_kernel void @image_gather4_o_v4f16(<4 x float> %coords, <8 x i32> inreg %rsrc, <4 x i32> inreg %sample, half addrspace(1)* %out) {
main_body:
  %tex = call <4 x half> @llvm.amdgcn.image.gather4.o.v4f16.v4f32.v8i32(<4 x float> %coords, <8 x i32> %rsrc, <4 x i32> %sample, i32 15, i1 0, i1 0, i1 0, i1 0, i1 0)
  %elt = extractelement <4 x half> %tex, i32 3
  store half %elt, half addrspace(1)* %out
  ret void
}

; GCN-LABEL: {{^}}image_gather4_c_o_v4f16:
; UNPACKED: image_gather4_c_o v{{\[}}{{[0-9]+}}:[[HI:[0-9]+]]{{\]}}, v[{{[0-9]+:[0-9]+}}], s[{{[0-9]+:[0-9]+}}], s[{{[0-9]+:[0-9]+}}] dmask:0xf d16
; UNPACKED: flat_store_short v[{{[0-9]+:[0-9]+}}], v[[HI]]

; PACKED: image_gather4_c_o v{{\[}}{{[0-9]+}}:[[HI:[0-9]+]]{{\]}}, v[{{[0-9]+:[0-9]+}}], s[{{[0-9]+:[0-9]+}}], s[{{[0-9]+:[0-9]+}}] dmask:0xf d16

; GFX81: v_lshrrev_b32_e32 v[[HALF:[0-9]+]], 16, v[[HI]]
; GFX81: flat_store_short v[{{[0-9]+:[0-9]+}}], v[[HALF]]

; GFX9: global_store_short_d16_hi v[{{[0-9]+:[0-9]+}}], v[[HI]], off
define amdgpu_kernel void @image_gather4_c_o_v4f16(<4 x float> %coords, <8 x i32> inreg %rsrc, <4 x i32> inreg %sample, half addrspace(1)* %out) {
main_body:
  %tex = call <4 x half> @llvm.amdgcn.image.gather4.c.o.v4f16.v4f32.v8i32(<4 x float> %coords, <8 x i32> %rsrc, <4 x i32> %sample, i32 15, i1 0, i1 0, i1 0, i1 0, i1 0)
  %elt = extractelement <4 x half> %tex, i32 3
  store half %elt, half addrspace(1)* %out
  ret void
}

declare <4 x half> @llvm.amdgcn.image.gather4.v4f16.v4f32.v8i32(<4 x float>, <8 x i32>, <4 x i32>, i32, i1, i1, i1, i1, i1)


declare <4 x half> @llvm.amdgcn.image.gather4.cl.v4f16.v4f32.v8i32(<4 x float>, <8 x i32>, <4 x i32>, i32, i1, i1, i1, i1, i1)
declare <4 x half> @llvm.amdgcn.image.gather4.c.v4f16.v4f32.v8i32(<4 x float>, <8 x i32>, <4 x i32>, i32, i1, i1, i1, i1, i1)
declare <4 x half> @llvm.amdgcn.image.gather4.o.v4f16.v4f32.v8i32(<4 x float>, <8 x i32>, <4 x i32>, i32, i1, i1, i1, i1, i1)
declare <4 x half> @llvm.amdgcn.image.gather4.c.o.v4f16.v4f32.v8i32(<4 x float>, <8 x i32>, <4 x i32>, i32, i1, i1, i1, i1, i1)