llvm/llvm/test/Transforms/InstCombine/AArch64/sve-intrinsic-opts-zip.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt -S -passes=instcombine < %s | FileCheck %s

target triple = "aarch64-unknown-linux-gnu"

define <vscale x 4 x i32> @redundant_zip_unzip(<vscale x 4 x i32> %a, <vscale x 4 x i32> %b) #0 {
; CHECK-LABEL: @redundant_zip_unzip(
; CHECK-NEXT:    [[RET:%.*]] = add <vscale x 4 x i32> [[A:%.*]], [[B:%.*]]
; CHECK-NEXT:    ret <vscale x 4 x i32> [[RET]]
;
  %uzp1 = call <vscale x 4 x i32> @llvm.aarch64.sve.uzp1.nxv4i32(<vscale x 4 x i32> %a, <vscale x 4 x i32> %b)
  %uzp2 = call <vscale x 4 x i32> @llvm.aarch64.sve.uzp2.nxv4i32(<vscale x 4 x i32> %a, <vscale x 4 x i32> %b)
  %zip1 = call <vscale x 4 x i32> @llvm.aarch64.sve.zip1.nxv4i32(<vscale x 4 x i32> %uzp1, <vscale x 4 x i32> %uzp2)
  %zip2 = call <vscale x 4 x i32> @llvm.aarch64.sve.zip2.nxv4i32(<vscale x 4 x i32> %uzp1, <vscale x 4 x i32> %uzp2)
  %ret = add <vscale x 4 x i32> %zip1, %zip2
  ret <vscale x 4 x i32> %ret
}

declare <vscale x 4 x i32> @llvm.aarch64.sve.uzp1.nxv4i32(<vscale x 4 x i32>, <vscale x 4 x i32>)
declare <vscale x 4 x i32> @llvm.aarch64.sve.uzp2.nxv4i32(<vscale x 4 x i32>, <vscale x 4 x i32>)
declare <vscale x 4 x i32> @llvm.aarch64.sve.zip1.nxv4i32(<vscale x 4 x i32>, <vscale x 4 x i32>)
declare <vscale x 4 x i32> @llvm.aarch64.sve.zip2.nxv4i32(<vscale x 4 x i32>, <vscale x 4 x i32>)

attributes #0 = { "target-features"="+sve" }