llvm/test/Transforms/SLPVectorizer/X86/user-node-with-same-last-instr.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 5
; RUN: opt -S --passes=slp-vectorizer -mtriple=x86_64-unknown-linux-gnu -slp-threshold=-99999 < %s | FileCheck %s

define void @wombat(i32 %arg) {
; CHECK-LABEL: define void @wombat(
; CHECK-SAME: i32 [[ARG:%.*]]) {
; CHECK-NEXT:  [[BB:.*:]]
; CHECK-NEXT:    br label %[[BB1:.*]]
; CHECK:       [[BB1]]:
; CHECK-NEXT:    br i1 false, label %[[BB2:.*]], label %[[BB5:.*]]
; CHECK:       [[BB2]]:
; CHECK-NEXT:    [[TMP0:%.*]] = phi <2 x i32> [ [[TMP4:%.*]], %[[BB4:.*]] ], [ zeroinitializer, %[[BB1]] ]
; CHECK-NEXT:    [[TMP1:%.*]] = insertelement <2 x i32> <i32 poison, i32 1>, i32 [[ARG]], i32 0
; CHECK-NEXT:    [[TMP2:%.*]] = sub <2 x i32> [[TMP0]], [[TMP1]]
; CHECK-NEXT:    [[TMP3:%.*]] = or <2 x i32> [[TMP0]], [[TMP1]]
; CHECK-NEXT:    [[TMP4]] = shufflevector <2 x i32> [[TMP2]], <2 x i32> [[TMP3]], <2 x i32> <i32 0, i32 3>
; CHECK-NEXT:    [[TMP5:%.*]] = insertelement <2 x i32> <i32 poison, i32 0>, i32 [[ARG]], i32 0
; CHECK-NEXT:    [[TMP6:%.*]] = sub <2 x i32> [[TMP0]], [[TMP5]]
; CHECK-NEXT:    [[TMP7:%.*]] = and <2 x i32> [[TMP0]], [[TMP5]]
; CHECK-NEXT:    [[TMP8:%.*]] = shufflevector <2 x i32> [[TMP6]], <2 x i32> [[TMP7]], <2 x i32> <i32 0, i32 3>
; CHECK-NEXT:    br label %[[BB4]]
; CHECK:       [[BB4]]:
; CHECK-NEXT:    br i1 false, label %[[BB2]], label %[[BB5]]
; CHECK:       [[BB5]]:
; CHECK-NEXT:    [[TMP9:%.*]] = phi <2 x i32> [ zeroinitializer, %[[BB1]] ], [ [[TMP8]], %[[BB4]] ]
; CHECK-NEXT:    ret void
;
bb:
  br label %bb1

bb1:
  br i1 false, label %bb2, label %bb5

bb2:
  %phi = phi i32 [ %or, %bb4 ], [ 0, %bb1 ]
  %phi3 = phi i32 [ %sub, %bb4 ], [ 0, %bb1 ]
  %or = or i32 %phi, 1
  %and = and i32 0, %phi
  %sub = sub i32 %phi3, %arg
  br label %bb4

bb4:
  br i1 false, label %bb2, label %bb5

bb5:
  %phi6 = phi i32 [ 0, %bb1 ], [ %and, %bb4 ]
  %phi7 = phi i32 [ 0, %bb1 ], [ %sub, %bb4 ]
  ret void
}