; RUN: clspv-opt %s -o %t --passes=replace-opencl-builtin
; RUN: FileCheck %s < %t

target datalayout = "e-p:32:32-i64:64-v16:16-v24:32-v32:32-v48:64-v96:128-v192:256-v256:256-v512:512-v1024:1024"
target triple = "spir-unknown-unknown"

; CHECK-NOT: call spir_func
define void @foo(ptr addrspace(1) %a, ptr addrspace(3) %b, i32 %n) {
entry:
  %cast = bitcast ptr addrspace(3) %b to ptr addrspace(3)

  ; CHECK: [[gep:%[a-zA-Z0-9_.]+]] = getelementptr <2 x i32>, ptr addrspace(3) %cast, i32 %n
  ; CHECK: [[ld:%[a-zA-Z0-9_.]+]] = load <2 x i32>, ptr addrspace(3) [[gep]]
  ; CHECK: [[ex0:%[a-zA-Z0-9_.]+]] = extractelement <2 x i32> [[ld]], i32 0
  ; CHECK: [[ex1:%[a-zA-Z0-9_.]+]] = extractelement <2 x i32> [[ld]], i32 1
  ; CHECK: [[unpack0:%[a-zA-Z0-9_.]+]] = call <2 x float> @_Z18spirv.unpack.v2f16(i32 [[ex0]])
  ; CHECK: [[unpack1:%[a-zA-Z0-9_.]+]] = call <2 x float> @_Z18spirv.unpack.v2f16(i32 [[ex1]])
  ; CHECK: shufflevector <2 x float> [[unpack0]], <2 x float> [[unpack1]], <4 x i32> <i32 0, i32 1, i32 2, i32 3>
  %call1 = call spir_func <4 x float> @_Z20__clspv_vloada_half4jPU3AS3KDv2_j(i32 %n, ptr addrspace(3) %cast)
  
  ; CHECK: [[gep:%[a-zA-Z0-9_.]+]] = getelementptr <2 x i32>, ptr addrspace(3) %cast, i32 0
  ; CHECK: [[ld:%[a-zA-Z0-9_.]+]] = load <2 x i32>, ptr addrspace(3) [[gep]]
  ; CHECK: [[ex0:%[a-zA-Z0-9_.]+]] = extractelement <2 x i32> [[ld]], i32 0
  ; CHECK: [[ex1:%[a-zA-Z0-9_.]+]] = extractelement <2 x i32> [[ld]], i32 1
  ; CHECK: [[unpack0:%[a-zA-Z0-9_.]+]] = call <2 x float> @_Z18spirv.unpack.v2f16(i32 [[ex0]])
  ; CHECK: [[unpack1:%[a-zA-Z0-9_.]+]] = call <2 x float> @_Z18spirv.unpack.v2f16(i32 [[ex1]])
  ; CHECK: shufflevector <2 x float> [[unpack0]], <2 x float> [[unpack1]], <4 x i32> <i32 0, i32 1, i32 2, i32 3>
  %call2 = call spir_func <4 x float> @_Z20__clspv_vloada_half4jPU3AS3KDv2_j(i32 0, ptr addrspace(3) %cast)
  ret void
}

declare spir_func <4 x float> @_Z20__clspv_vloada_half4jPU3AS3KDv2_j(i32, ptr addrspace(3))