llvm/test/Transforms/SLPVectorizer/AArch64/reduce-maximumnum-minimumnum.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 2
; RUN: opt -passes=slp-vectorizer -mtriple=arm64-apple-macosx -S %s | FileCheck %s

declare float @llvm.maximumnum.f32(float, float)
declare float @llvm.minimumnum.f32(float, float)

; TODO: Need reduction version of maximumnum/minimumnum.
define float @reduction_v4f32_maximumnum(ptr %p) {
; CHECK-LABEL: define float @reduction_v4f32_maximumnum
; CHECK-SAME: (ptr [[P:%.*]]) {
; CHECK-NEXT:    [[G1:%.*]] = getelementptr inbounds float, ptr [[P]], i64 1
; CHECK-NEXT:    [[G2:%.*]] = getelementptr inbounds float, ptr [[P]], i64 2
; CHECK-NEXT:    [[G3:%.*]] = getelementptr inbounds float, ptr [[P]], i64 3
; CHECK-NEXT:    [[T0:%.*]] = load float, ptr [[P]], align 4
; CHECK-NEXT:    [[T1:%.*]] = load float, ptr [[G1]], align 4
; CHECK-NEXT:    [[T2:%.*]] = load float, ptr [[G2]], align 4
; CHECK-NEXT:    [[T3:%.*]] = load float, ptr [[G3]], align 4
; CHECK-NEXT:    [[M1:%.*]] = tail call float @llvm.maximumnum.f32(float [[T1]], float [[T0]])
; CHECK-NEXT:    [[M2:%.*]] = tail call float @llvm.maximumnum.f32(float [[T2]], float [[M1]])
; CHECK-NEXT:    [[M3:%.*]] = tail call float @llvm.maximumnum.f32(float [[T3]], float [[M2]])
; CHECK-NEXT:    ret float [[M3]]
;
  %g1 = getelementptr inbounds float, ptr %p, i64 1
  %g2 = getelementptr inbounds float, ptr %p, i64 2
  %g3 = getelementptr inbounds float, ptr %p, i64 3
  %t0 = load float, ptr %p, align 4
  %t1 = load float, ptr %g1, align 4
  %t2 = load float, ptr %g2, align 4
  %t3 = load float, ptr %g3, align 4
  %m1 = tail call float @llvm.maximumnum.f32(float %t1, float %t0)
  %m2 = tail call float @llvm.maximumnum.f32(float %t2, float %m1)
  %m3 = tail call float @llvm.maximumnum.f32(float %t3, float %m2)
  ret float %m3
}

define float @reduction_v4f64_minimumnum(ptr %p) {
; CHECK-LABEL: define float @reduction_v4f64_minimumnum
; CHECK-SAME: (ptr [[P:%.*]]) {
; CHECK-NEXT:    [[G1:%.*]] = getelementptr inbounds float, ptr [[P]], i64 1
; CHECK-NEXT:    [[G2:%.*]] = getelementptr inbounds float, ptr [[P]], i64 2
; CHECK-NEXT:    [[G3:%.*]] = getelementptr inbounds float, ptr [[P]], i64 3
; CHECK-NEXT:    [[T0:%.*]] = load float, ptr [[P]], align 4
; CHECK-NEXT:    [[T1:%.*]] = load float, ptr [[G1]], align 4
; CHECK-NEXT:    [[T2:%.*]] = load float, ptr [[G2]], align 4
; CHECK-NEXT:    [[T3:%.*]] = load float, ptr [[G3]], align 4
; CHECK-NEXT:    [[M1:%.*]] = tail call float @llvm.minimumnum.f32(float [[T1]], float [[T0]])
; CHECK-NEXT:    [[M2:%.*]] = tail call float @llvm.minimumnum.f32(float [[T2]], float [[M1]])
; CHECK-NEXT:    [[M3:%.*]] = tail call float @llvm.minimumnum.f32(float [[T3]], float [[M2]])
; CHECK-NEXT:    ret float [[M3]]
;
  %g1 = getelementptr inbounds float, ptr %p, i64 1
  %g2 = getelementptr inbounds float, ptr %p, i64 2
  %g3 = getelementptr inbounds float, ptr %p, i64 3
  %t0 = load float, ptr %p, align 4
  %t1 = load float, ptr %g1, align 4
  %t2 = load float, ptr %g2, align 4
  %t3 = load float, ptr %g3, align 4
  %m1 = tail call float @llvm.minimumnum.f32(float %t1, float %t0)
  %m2 = tail call float @llvm.minimumnum.f32(float %t2, float %m1)
  %m3 = tail call float @llvm.minimumnum.f32(float %t3, float %m2)
  ret float %m3
}