nuudlman/llvm: llvm/test/Transforms/SLPVectorizer/AMDGPU/add_sub

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt -S -mtriple=amdgcn-amd-amdhsa -mcpu=hawaii -slp-vectorizer -instcombine %s | FileCheck -check-prefixes=GCN,GFX7 %s
; RUN: opt -S -mtriple=amdgcn-amd-amdhsa -mcpu=fiji -slp-vectorizer -instcombine %s | FileCheck -check-prefixes=GCN,GFX8 %s
; RUN: opt -S -mtriple=amdgcn-amd-amdhsa -mcpu=gfx900 -slp-vectorizer -instcombine %s | FileCheck -check-prefixes=GCN,GFX8 %s

define <2 x i16> @uadd_sat_v2i16(<2 x i16> %arg0, <2 x i16> %arg1) {
; GFX7-LABEL: @uadd_sat_v2i16(
; GFX7-NEXT:  bb:
; GFX7-NEXT:    [[ARG0_0:%.*]] = extractelement <2 x i16> [[ARG0:%.*]], i64 0
; GFX7-NEXT:    [[ARG0_1:%.*]] = extractelement <2 x i16> [[ARG0]], i64 1
; GFX7-NEXT:    [[ARG1_0:%.*]] = extractelement <2 x i16> [[ARG1:%.*]], i64 0
; GFX7-NEXT:    [[ARG1_1:%.*]] = extractelement <2 x i16> [[ARG1]], i64 1
; GFX7-NEXT:    [[ADD_0:%.*]] = call i16 @llvm.uadd.sat.i16(i16 [[ARG0_0]], i16 [[ARG1_0]])
; GFX7-NEXT:    [[ADD_1:%.*]] = call i16 @llvm.uadd.sat.i16(i16 [[ARG0_1]], i16 [[ARG1_1]])
; GFX7-NEXT:    [[INS_0:%.*]] = insertelement <2 x i16> poison, i16 [[ADD_0]], i64 0
; GFX7-NEXT:    [[INS_1:%.*]] = insertelement <2 x i16> [[INS_0]], i16 [[ADD_1]], i64 1
; GFX7-NEXT:    ret <2 x i16> [[INS_1]]
;
; GFX8-LABEL: @uadd_sat_v2i16(
; GFX8-NEXT:  bb:
; GFX8-NEXT:    [[TMP0:%.*]] = call <2 x i16> @llvm.uadd.sat.v2i16(<2 x i16> [[ARG0:%.*]], <2 x i16> [[ARG1:%.*]])
; GFX8-NEXT:    ret <2 x i16> [[TMP0]]
;
bb:
  %arg0.0 = extractelement <2 x i16> %arg0, i64 0
  %arg0.1 = extractelement <2 x i16> %arg0, i64 1
  %arg1.0 = extractelement <2 x i16> %arg1, i64 0
  %arg1.1 = extractelement <2 x i16> %arg1, i64 1
  %add.0 = call i16 @llvm.uadd.sat.i16(i16 %arg0.0, i16 %arg1.0)
  %add.1 = call i16 @llvm.uadd.sat.i16(i16 %arg0.1, i16 %arg1.1)
  %ins.0 = insertelement <2 x i16> poison, i16 %add.0, i64 0
  %ins.1 = insertelement <2 x i16> %ins.0, i16 %add.1, i64 1
  ret <2 x i16> %ins.1
}

define <2 x i16> @usub_sat_v2i16(<2 x i16> %arg0, <2 x i16> %arg1) {
; GFX7-LABEL: @usub_sat_v2i16(
; GFX7-NEXT:  bb:
; GFX7-NEXT:    [[ARG0_0:%.*]] = extractelement <2 x i16> [[ARG0:%.*]], i64 0
; GFX7-NEXT:    [[ARG0_1:%.*]] = extractelement <2 x i16> [[ARG0]], i64 1
; GFX7-NEXT:    [[ARG1_0:%.*]] = extractelement <2 x i16> [[ARG1:%.*]], i64 0
; GFX7-NEXT:    [[ARG1_1:%.*]] = extractelement <2 x i16> [[ARG1]], i64 1
; GFX7-NEXT:    [[ADD_0:%.*]] = call i16 @llvm.usub.sat.i16(i16 [[ARG0_0]], i16 [[ARG1_0]])
; GFX7-NEXT:    [[ADD_1:%.*]] = call i16 @llvm.usub.sat.i16(i16 [[ARG0_1]], i16 [[ARG1_1]])
; GFX7-NEXT:    [[INS_0:%.*]] = insertelement <2 x i16> poison, i16 [[ADD_0]], i64 0
; GFX7-NEXT:    [[INS_1:%.*]] = insertelement <2 x i16> [[INS_0]], i16 [[ADD_1]], i64 1
; GFX7-NEXT:    ret <2 x i16> [[INS_1]]
;
; GFX8-LABEL: @usub_sat_v2i16(
; GFX8-NEXT:  bb:
; GFX8-NEXT:    [[TMP0:%.*]] = call <2 x i16> @llvm.usub.sat.v2i16(<2 x i16> [[ARG0:%.*]], <2 x i16> [[ARG1:%.*]])
; GFX8-NEXT:    ret <2 x i16> [[TMP0]]
;
bb:
  %arg0.0 = extractelement <2 x i16> %arg0, i64 0
  %arg0.1 = extractelement <2 x i16> %arg0, i64 1
  %arg1.0 = extractelement <2 x i16> %arg1, i64 0
  %arg1.1 = extractelement <2 x i16> %arg1, i64 1
  %add.0 = call i16 @llvm.usub.sat.i16(i16 %arg0.0, i16 %arg1.0)
  %add.1 = call i16 @llvm.usub.sat.i16(i16 %arg0.1, i16 %arg1.1)
  %ins.0 = insertelement <2 x i16> poison, i16 %add.0, i64 0
  %ins.1 = insertelement <2 x i16> %ins.0, i16 %add.1, i64 1
  ret <2 x i16> %ins.1
}

define <2 x i16> @sadd_sat_v2i16(<2 x i16> %arg0, <2 x i16> %arg1) {
; GFX7-LABEL: @sadd_sat_v2i16(
; GFX7-NEXT:  bb:
; GFX7-NEXT:    [[ARG0_0:%.*]] = extractelement <2 x i16> [[ARG0:%.*]], i64 0
; GFX7-NEXT:    [[ARG0_1:%.*]] = extractelement <2 x i16> [[ARG0]], i64 1
; GFX7-NEXT:    [[ARG1_0:%.*]] = extractelement <2 x i16> [[ARG1:%.*]], i64 0
; GFX7-NEXT:    [[ARG1_1:%.*]] = extractelement <2 x i16> [[ARG1]], i64 1
; GFX7-NEXT:    [[ADD_0:%.*]] = call i16 @llvm.sadd.sat.i16(i16 [[ARG0_0]], i16 [[ARG1_0]])
; GFX7-NEXT:    [[ADD_1:%.*]] = call i16 @llvm.sadd.sat.i16(i16 [[ARG0_1]], i16 [[ARG1_1]])
; GFX7-NEXT:    [[INS_0:%.*]] = insertelement <2 x i16> poison, i16 [[ADD_0]], i64 0
; GFX7-NEXT:    [[INS_1:%.*]] = insertelement <2 x i16> [[INS_0]], i16 [[ADD_1]], i64 1
; GFX7-NEXT:    ret <2 x i16> [[INS_1]]
;
; GFX8-LABEL: @sadd_sat_v2i16(
; GFX8-NEXT:  bb:
; GFX8-NEXT:    [[TMP0:%.*]] = call <2 x i16> @llvm.sadd.sat.v2i16(<2 x i16> [[ARG0:%.*]], <2 x i16> [[ARG1:%.*]])
; GFX8-NEXT:    ret <2 x i16> [[TMP0]]
;
bb:
  %arg0.0 = extractelement <2 x i16> %arg0, i64 0
  %arg0.1 = extractelement <2 x i16> %arg0, i64 1
  %arg1.0 = extractelement <2 x i16> %arg1, i64 0
  %arg1.1 = extractelement <2 x i16> %arg1, i64 1
  %add.0 = call i16 @llvm.sadd.sat.i16(i16 %arg0.0, i16 %arg1.0)
  %add.1 = call i16 @llvm.sadd.sat.i16(i16 %arg0.1, i16 %arg1.1)
  %ins.0 = insertelement <2 x i16> poison, i16 %add.0, i64 0
  %ins.1 = insertelement <2 x i16> %ins.0, i16 %add.1, i64 1
  ret <2 x i16> %ins.1
}

define <2 x i16> @ssub_sat_v2i16(<2 x i16> %arg0, <2 x i16> %arg1) {
; GFX7-LABEL: @ssub_sat_v2i16(
; GFX7-NEXT:  bb:
; GFX7-NEXT:    [[ARG0_0:%.*]] = extractelement <2 x i16> [[ARG0:%.*]], i64 0
; GFX7-NEXT:    [[ARG0_1:%.*]] = extractelement <2 x i16> [[ARG0]], i64 1
; GFX7-NEXT:    [[ARG1_0:%.*]] = extractelement <2 x i16> [[ARG1:%.*]], i64 0
; GFX7-NEXT:    [[ARG1_1:%.*]] = extractelement <2 x i16> [[ARG1]], i64 1
; GFX7-NEXT:    [[ADD_0:%.*]] = call i16 @llvm.ssub.sat.i16(i16 [[ARG0_0]], i16 [[ARG1_0]])
; GFX7-NEXT:    [[ADD_1:%.*]] = call i16 @llvm.ssub.sat.i16(i16 [[ARG0_1]], i16 [[ARG1_1]])
; GFX7-NEXT:    [[INS_0:%.*]] = insertelement <2 x i16> poison, i16 [[ADD_0]], i64 0
; GFX7-NEXT:    [[INS_1:%.*]] = insertelement <2 x i16> [[INS_0]], i16 [[ADD_1]], i64 1
; GFX7-NEXT:    ret <2 x i16> [[INS_1]]
;
; GFX8-LABEL: @ssub_sat_v2i16(
; GFX8-NEXT:  bb:
; GFX8-NEXT:    [[TMP0:%.*]] = call <2 x i16> @llvm.ssub.sat.v2i16(<2 x i16> [[ARG0:%.*]], <2 x i16> [[ARG1:%.*]])
; GFX8-NEXT:    ret <2 x i16> [[TMP0]]
;
bb:
  %arg0.0 = extractelement <2 x i16> %arg0, i64 0
  %arg0.1 = extractelement <2 x i16> %arg0, i64 1
  %arg1.0 = extractelement <2 x i16> %arg1, i64 0
  %arg1.1 = extractelement <2 x i16> %arg1, i64 1
  %add.0 = call i16 @llvm.ssub.sat.i16(i16 %arg0.0, i16 %arg1.0)
  %add.1 = call i16 @llvm.ssub.sat.i16(i16 %arg0.1, i16 %arg1.1)
  %ins.0 = insertelement <2 x i16> poison, i16 %add.0, i64 0
  %ins.1 = insertelement <2 x i16> %ins.0, i16 %add.1, i64 1
  ret <2 x i16> %ins.1
}

define <2 x i32> @uadd_sat_v2i32(<2 x i32> %arg0, <2 x i32> %arg1) {
; GCN-LABEL: @uadd_sat_v2i32(
; GCN-NEXT:  bb:
; GCN-NEXT:    [[ARG0_0:%.*]] = extractelement <2 x i32> [[ARG0:%.*]], i64 0
; GCN-NEXT:    [[ARG0_1:%.*]] = extractelement <2 x i32> [[ARG0]], i64 1
; GCN-NEXT:    [[ARG1_0:%.*]] = extractelement <2 x i32> [[ARG1:%.*]], i64 0
; GCN-NEXT:    [[ARG1_1:%.*]] = extractelement <2 x i32> [[ARG1]], i64 1
; GCN-NEXT:    [[ADD_0:%.*]] = call i32 @llvm.uadd.sat.i32(i32 [[ARG0_0]], i32 [[ARG1_0]])
; GCN-NEXT:    [[ADD_1:%.*]] = call i32 @llvm.uadd.sat.i32(i32 [[ARG0_1]], i32 [[ARG1_1]])
; GCN-NEXT:    [[INS_0:%.*]] = insertelement <2 x i32> poison, i32 [[ADD_0]], i64 0
; GCN-NEXT:    [[INS_1:%.*]] = insertelement <2 x i32> [[INS_0]], i32 [[ADD_1]], i64 1
; GCN-NEXT:    ret <2 x i32> [[INS_1]]
;
bb:
  %arg0.0 = extractelement <2 x i32> %arg0, i64 0
  %arg0.1 = extractelement <2 x i32> %arg0, i64 1
  %arg1.0 = extractelement <2 x i32> %arg1, i64 0
  %arg1.1 = extractelement <2 x i32> %arg1, i64 1
  %add.0 = call i32 @llvm.uadd.sat.i32(i32 %arg0.0, i32 %arg1.0)
  %add.1 = call i32 @llvm.uadd.sat.i32(i32 %arg0.1, i32 %arg1.1)
  %ins.0 = insertelement <2 x i32> poison, i32 %add.0, i64 0
  %ins.1 = insertelement <2 x i32> %ins.0, i32 %add.1, i64 1
  ret <2 x i32> %ins.1
}

define <2 x i32> @usub_sat_v2i32(<2 x i32> %arg0, <2 x i32> %arg1) {
; GCN-LABEL: @usub_sat_v2i32(
; GCN-NEXT:  bb:
; GCN-NEXT:    [[ARG0_0:%.*]] = extractelement <2 x i32> [[ARG0:%.*]], i64 0
; GCN-NEXT:    [[ARG0_1:%.*]] = extractelement <2 x i32> [[ARG0]], i64 1
; GCN-NEXT:    [[ARG1_0:%.*]] = extractelement <2 x i32> [[ARG1:%.*]], i64 0
; GCN-NEXT:    [[ARG1_1:%.*]] = extractelement <2 x i32> [[ARG1]], i64 1
; GCN-NEXT:    [[ADD_0:%.*]] = call i32 @llvm.usub.sat.i32(i32 [[ARG0_0]], i32 [[ARG1_0]])
; GCN-NEXT:    [[ADD_1:%.*]] = call i32 @llvm.usub.sat.i32(i32 [[ARG0_1]], i32 [[ARG1_1]])
; GCN-NEXT:    [[INS_0:%.*]] = insertelement <2 x i32> poison, i32 [[ADD_0]], i64 0
; GCN-NEXT:    [[INS_1:%.*]] = insertelement <2 x i32> [[INS_0]], i32 [[ADD_1]], i64 1
; GCN-NEXT:    ret <2 x i32> [[INS_1]]
;
bb:
  %arg0.0 = extractelement <2 x i32> %arg0, i64 0
  %arg0.1 = extractelement <2 x i32> %arg0, i64 1
  %arg1.0 = extractelement <2 x i32> %arg1, i64 0
  %arg1.1 = extractelement <2 x i32> %arg1, i64 1
  %add.0 = call i32 @llvm.usub.sat.i32(i32 %arg0.0, i32 %arg1.0)
  %add.1 = call i32 @llvm.usub.sat.i32(i32 %arg0.1, i32 %arg1.1)
  %ins.0 = insertelement <2 x i32> poison, i32 %add.0, i64 0
  %ins.1 = insertelement <2 x i32> %ins.0, i32 %add.1, i64 1
  ret <2 x i32> %ins.1
}

define <2 x i32> @sadd_sat_v2i32(<2 x i32> %arg0, <2 x i32> %arg1) {
; GCN-LABEL: @sadd_sat_v2i32(
; GCN-NEXT:  bb:
; GCN-NEXT:    [[ARG0_0:%.*]] = extractelement <2 x i32> [[ARG0:%.*]], i64 0
; GCN-NEXT:    [[ARG0_1:%.*]] = extractelement <2 x i32> [[ARG0]], i64 1
; GCN-NEXT:    [[ARG1_0:%.*]] = extractelement <2 x i32> [[ARG1:%.*]], i64 0
; GCN-NEXT:    [[ARG1_1:%.*]] = extractelement <2 x i32> [[ARG1]], i64 1
; GCN-NEXT:    [[ADD_0:%.*]] = call i32 @llvm.sadd.sat.i32(i32 [[ARG0_0]], i32 [[ARG1_0]])
; GCN-NEXT:    [[ADD_1:%.*]] = call i32 @llvm.sadd.sat.i32(i32 [[ARG0_1]], i32 [[ARG1_1]])
; GCN-NEXT:    [[INS_0:%.*]] = insertelement <2 x i32> poison, i32 [[ADD_0]], i64 0
; GCN-NEXT:    [[INS_1:%.*]] = insertelement <2 x i32> [[INS_0]], i32 [[ADD_1]], i64 1
; GCN-NEXT:    ret <2 x i32> [[INS_1]]
;
bb:
  %arg0.0 = extractelement <2 x i32> %arg0, i64 0
  %arg0.1 = extractelement <2 x i32> %arg0, i64 1
  %arg1.0 = extractelement <2 x i32> %arg1, i64 0
  %arg1.1 = extractelement <2 x i32> %arg1, i64 1
  %add.0 = call i32 @llvm.sadd.sat.i32(i32 %arg0.0, i32 %arg1.0)
  %add.1 = call i32 @llvm.sadd.sat.i32(i32 %arg0.1, i32 %arg1.1)
  %ins.0 = insertelement <2 x i32> poison, i32 %add.0, i64 0
  %ins.1 = insertelement <2 x i32> %ins.0, i32 %add.1, i64 1
  ret <2 x i32> %ins.1
}

define <2 x i32> @ssub_sat_v2i32(<2 x i32> %arg0, <2 x i32> %arg1) {
; GCN-LABEL: @ssub_sat_v2i32(
; GCN-NEXT:  bb:
; GCN-NEXT:    [[ARG0_0:%.*]] = extractelement <2 x i32> [[ARG0:%.*]], i64 0
; GCN-NEXT:    [[ARG0_1:%.*]] = extractelement <2 x i32> [[ARG0]], i64 1
; GCN-NEXT:    [[ARG1_0:%.*]] = extractelement <2 x i32> [[ARG1:%.*]], i64 0
; GCN-NEXT:    [[ARG1_1:%.*]] = extractelement <2 x i32> [[ARG1]], i64 1
; GCN-NEXT:    [[ADD_0:%.*]] = call i32 @llvm.ssub.sat.i32(i32 [[ARG0_0]], i32 [[ARG1_0]])
; GCN-NEXT:    [[ADD_1:%.*]] = call i32 @llvm.ssub.sat.i32(i32 [[ARG0_1]], i32 [[ARG1_1]])
; GCN-NEXT:    [[INS_0:%.*]] = insertelement <2 x i32> poison, i32 [[ADD_0]], i64 0
; GCN-NEXT:    [[INS_1:%.*]] = insertelement <2 x i32> [[INS_0]], i32 [[ADD_1]], i64 1
; GCN-NEXT:    ret <2 x i32> [[INS_1]]
;
bb:
  %arg0.0 = extractelement <2 x i32> %arg0, i64 0
  %arg0.1 = extractelement <2 x i32> %arg0, i64 1
  %arg1.0 = extractelement <2 x i32> %arg1, i64 0
  %arg1.1 = extractelement <2 x i32> %arg1, i64 1
  %add.0 = call i32 @llvm.ssub.sat.i32(i32 %arg0.0, i32 %arg1.0)
  %add.1 = call i32 @llvm.ssub.sat.i32(i32 %arg0.1, i32 %arg1.1)
  %ins.0 = insertelement <2 x i32> poison, i32 %add.0, i64 0
  %ins.1 = insertelement <2 x i32> %ins.0, i32 %add.1, i64 1
  ret <2 x i32> %ins.1
}

define <3 x i16> @uadd_sat_v3i16(<3 x i16> %arg0, <3 x i16> %arg1) {
; GFX7-LABEL: @uadd_sat_v3i16(
; GFX7-NEXT:  bb:
; GFX7-NEXT:    [[ARG0_0:%.*]] = extractelement <3 x i16> [[ARG0:%.*]], i64 0
; GFX7-NEXT:    [[ARG0_1:%.*]] = extractelement <3 x i16> [[ARG0]], i64 1
; GFX7-NEXT:    [[ARG0_2:%.*]] = extractelement <3 x i16> [[ARG0]], i64 2
; GFX7-NEXT:    [[ARG1_0:%.*]] = extractelement <3 x i16> [[ARG1:%.*]], i64 0
; GFX7-NEXT:    [[ARG1_1:%.*]] = extractelement <3 x i16> [[ARG1]], i64 1
; GFX7-NEXT:    [[ARG1_2:%.*]] = extractelement <3 x i16> [[ARG1]], i64 2
; GFX7-NEXT:    [[ADD_0:%.*]] = call i16 @llvm.uadd.sat.i16(i16 [[ARG0_0]], i16 [[ARG1_0]])
; GFX7-NEXT:    [[ADD_1:%.*]] = call i16 @llvm.uadd.sat.i16(i16 [[ARG0_1]], i16 [[ARG1_1]])
; GFX7-NEXT:    [[ADD_2:%.*]] = call i16 @llvm.uadd.sat.i16(i16 [[ARG0_2]], i16 [[ARG1_2]])
; GFX7-NEXT:    [[INS_0:%.*]] = insertelement <3 x i16> poison, i16 [[ADD_0]], i64 0
; GFX7-NEXT:    [[INS_1:%.*]] = insertelement <3 x i16> [[INS_0]], i16 [[ADD_1]], i64 1
; GFX7-NEXT:    [[INS_2:%.*]] = insertelement <3 x i16> [[INS_1]], i16 [[ADD_2]], i64 2
; GFX7-NEXT:    ret <3 x i16> [[INS_2]]
;
; GFX8-LABEL: @uadd_sat_v3i16(
; GFX8-NEXT:  bb:
; GFX8-NEXT:    [[ARG0_2:%.*]] = extractelement <3 x i16> [[ARG0:%.*]], i64 2
; GFX8-NEXT:    [[ARG1_2:%.*]] = extractelement <3 x i16> [[ARG1:%.*]], i64 2
; GFX8-NEXT:    [[TMP0:%.*]] = shufflevector <3 x i16> [[ARG0]], <3 x i16> undef, <2 x i32> <i32 0, i32 1>
; GFX8-NEXT:    [[TMP1:%.*]] = shufflevector <3 x i16> [[ARG1]], <3 x i16> undef, <2 x i32> <i32 0, i32 1>
; GFX8-NEXT:    [[TMP2:%.*]] = call <2 x i16> @llvm.uadd.sat.v2i16(<2 x i16> [[TMP0]], <2 x i16> [[TMP1]])
; GFX8-NEXT:    [[ADD_2:%.*]] = call i16 @llvm.uadd.sat.i16(i16 [[ARG0_2]], i16 [[ARG1_2]])
; GFX8-NEXT:    [[TMP3:%.*]] = shufflevector <2 x i16> [[TMP2]], <2 x i16> poison, <3 x i32> <i32 0, i32 1, i32 undef>
; GFX8-NEXT:    [[INS_2:%.*]] = insertelement <3 x i16> [[TMP3]], i16 [[ADD_2]], i64 2
; GFX8-NEXT:    ret <3 x i16> [[INS_2]]
;
bb:
  %arg0.0 = extractelement <3 x i16> %arg0, i64 0
  %arg0.1 = extractelement <3 x i16> %arg0, i64 1
  %arg0.2 = extractelement <3 x i16> %arg0, i64 2
  %arg1.0 = extractelement <3 x i16> %arg1, i64 0
  %arg1.1 = extractelement <3 x i16> %arg1, i64 1
  %arg1.2 = extractelement <3 x i16> %arg1, i64 2
  %add.0 = call i16 @llvm.uadd.sat.i16(i16 %arg0.0, i16 %arg1.0)
  %add.1 = call i16 @llvm.uadd.sat.i16(i16 %arg0.1, i16 %arg1.1)
  %add.2 = call i16 @llvm.uadd.sat.i16(i16 %arg0.2, i16 %arg1.2)
  %ins.0 = insertelement <3 x i16> poison, i16 %add.0, i64 0
  %ins.1 = insertelement <3 x i16> %ins.0, i16 %add.1, i64 1
  %ins.2 = insertelement <3 x i16> %ins.1, i16 %add.2, i64 2
  ret <3 x i16> %ins.2
}

define <4 x i16> @uadd_sat_v4i16(<4 x i16> %arg0, <4 x i16> %arg1) {
; GFX7-LABEL: @uadd_sat_v4i16(
; GFX7-NEXT:  bb:
; GFX7-NEXT:    [[ARG0_0:%.*]] = extractelement <4 x i16> [[ARG0:%.*]], i64 0
; GFX7-NEXT:    [[ARG0_1:%.*]] = extractelement <4 x i16> [[ARG0]], i64 1
; GFX7-NEXT:    [[ARG0_2:%.*]] = extractelement <4 x i16> [[ARG0]], i64 2
; GFX7-NEXT:    [[ARG0_3:%.*]] = extractelement <4 x i16> [[ARG0]], i64 3
; GFX7-NEXT:    [[ARG1_0:%.*]] = extractelement <4 x i16> [[ARG1:%.*]], i64 0
; GFX7-NEXT:    [[ARG1_1:%.*]] = extractelement <4 x i16> [[ARG1]], i64 1
; GFX7-NEXT:    [[ARG1_2:%.*]] = extractelement <4 x i16> [[ARG1]], i64 2
; GFX7-NEXT:    [[ARG1_3:%.*]] = extractelement <4 x i16> [[ARG1]], i64 3
; GFX7-NEXT:    [[ADD_0:%.*]] = call i16 @llvm.uadd.sat.i16(i16 [[ARG0_0]], i16 [[ARG1_0]])
; GFX7-NEXT:    [[ADD_1:%.*]] = call i16 @llvm.uadd.sat.i16(i16 [[ARG0_1]], i16 [[ARG1_1]])
; GFX7-NEXT:    [[ADD_2:%.*]] = call i16 @llvm.uadd.sat.i16(i16 [[ARG0_2]], i16 [[ARG1_2]])
; GFX7-NEXT:    [[ADD_3:%.*]] = call i16 @llvm.uadd.sat.i16(i16 [[ARG0_3]], i16 [[ARG1_3]])
; GFX7-NEXT:    [[INS_0:%.*]] = insertelement <4 x i16> poison, i16 [[ADD_0]], i64 0
; GFX7-NEXT:    [[INS_1:%.*]] = insertelement <4 x i16> [[INS_0]], i16 [[ADD_1]], i64 1
; GFX7-NEXT:    [[INS_2:%.*]] = insertelement <4 x i16> [[INS_1]], i16 [[ADD_2]], i64 2
; GFX7-NEXT:    [[INS_3:%.*]] = insertelement <4 x i16> [[INS_2]], i16 [[ADD_3]], i64 3
; GFX7-NEXT:    ret <4 x i16> [[INS_3]]
;
; GFX8-LABEL: @uadd_sat_v4i16(
; GFX8-NEXT:  bb:
; GFX8-NEXT:    [[TMP0:%.*]] = shufflevector <4 x i16> [[ARG0:%.*]], <4 x i16> undef, <2 x i32> <i32 0, i32 1>
; GFX8-NEXT:    [[TMP1:%.*]] = shufflevector <4 x i16> [[ARG1:%.*]], <4 x i16> undef, <2 x i32> <i32 0, i32 1>
; GFX8-NEXT:    [[TMP2:%.*]] = call <2 x i16> @llvm.uadd.sat.v2i16(<2 x i16> [[TMP0]], <2 x i16> [[TMP1]])
; GFX8-NEXT:    [[TMP3:%.*]] = shufflevector <4 x i16> [[ARG0]], <4 x i16> undef, <2 x i32> <i32 2, i32 3>
; GFX8-NEXT:    [[TMP4:%.*]] = shufflevector <4 x i16> [[ARG1]], <4 x i16> undef, <2 x i32> <i32 2, i32 3>
; GFX8-NEXT:    [[TMP5:%.*]] = call <2 x i16> @llvm.uadd.sat.v2i16(<2 x i16> [[TMP3]], <2 x i16> [[TMP4]])
; GFX8-NEXT:    [[INS_31:%.*]] = shufflevector <2 x i16> [[TMP2]], <2 x i16> [[TMP5]], <4 x i32> <i32 0, i32 1, i32 2, i32 3>
; GFX8-NEXT:    ret <4 x i16> [[INS_31]]
;
bb:
  %arg0.0 = extractelement <4 x i16> %arg0, i64 0
  %arg0.1 = extractelement <4 x i16> %arg0, i64 1
  %arg0.2 = extractelement <4 x i16> %arg0, i64 2
  %arg0.3 = extractelement <4 x i16> %arg0, i64 3
  %arg1.0 = extractelement <4 x i16> %arg1, i64 0
  %arg1.1 = extractelement <4 x i16> %arg1, i64 1
  %arg1.2 = extractelement <4 x i16> %arg1, i64 2
  %arg1.3 = extractelement <4 x i16> %arg1, i64 3
  %add.0 = call i16 @llvm.uadd.sat.i16(i16 %arg0.0, i16 %arg1.0)
  %add.1 = call i16 @llvm.uadd.sat.i16(i16 %arg0.1, i16 %arg1.1)
  %add.2 = call i16 @llvm.uadd.sat.i16(i16 %arg0.2, i16 %arg1.2)
  %add.3 = call i16 @llvm.uadd.sat.i16(i16 %arg0.3, i16 %arg1.3)
  %ins.0 = insertelement <4 x i16> poison, i16 %add.0, i64 0
  %ins.1 = insertelement <4 x i16> %ins.0, i16 %add.1, i64 1
  %ins.2 = insertelement <4 x i16> %ins.1, i16 %add.2, i64 2
  %ins.3 = insertelement <4 x i16> %ins.2, i16 %add.3, i64 3
  ret <4 x i16> %ins.3
}

declare i16 @llvm.uadd.sat.i16(i16, i16) #0
declare i16 @llvm.usub.sat.i16(i16, i16) #0
declare i16 @llvm.sadd.sat.i16(i16, i16) #0
declare i16 @llvm.ssub.sat.i16(i16, i16) #0

declare i32 @llvm.uadd.sat.i32(i32, i32) #0
declare i32 @llvm.usub.sat.i32(i32, i32) #0
declare i32 @llvm.sadd.sat.i32(i32, i32) #0
declare i32 @llvm.ssub.sat.i32(i32, i32) #0

attributes #0 = { nounwind readnone speculatable willreturn }