; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 5
; RUN: opt < %s -passes=instcombine -S | FileCheck %s

define i32 @reduce_add_eliminate_mask(ptr %p) {
; CHECK-LABEL: define i32 @reduce_add_eliminate_mask(
; CHECK-SAME: ptr [[P:%.*]]) {
; CHECK-NEXT:    [[VEC:%.*]] = load <4 x i32>, ptr [[P]], align 16
; CHECK-NEXT:    [[AND:%.*]] = and <4 x i32> [[VEC]], splat (i32 268435455)
; CHECK-NEXT:    [[SUM:%.*]] = call i32 @llvm.vector.reduce.add.v4i32(<4 x i32> [[AND]])
; CHECK-NEXT:    ret i32 [[SUM]]
;
  %vec = load <4 x i32>, ptr %p
  %and = and <4 x i32> %vec, splat (i32 268435455)
  %sum = call i32 @llvm.vector.reduce.add.v4i32(<4 x i32> %and)
  %masked = and i32 %sum, 1073741823
  ret i32 %masked
}

define i1 @reduce_add_simplify_comparison(ptr %p) {
; CHECK-LABEL: define i1 @reduce_add_simplify_comparison(
; CHECK-SAME: ptr [[P:%.*]]) {
; CHECK-NEXT:    ret i1 true
;
  %vec = load <8 x i32>, ptr %p
  %and = and <8 x i32> %vec, splat (i32 16777215)
  %sum = call i32 @llvm.vector.reduce.add.v8i32(<8 x i32> %and)
  %cmp = icmp ult i32 %sum, 134217728
  ret i1 %cmp
}

define i64 @reduce_add_sext(ptr %p) {
; CHECK-LABEL: define i64 @reduce_add_sext(
; CHECK-SAME: ptr [[P:%.*]]) {
; CHECK-NEXT:    [[VEC:%.*]] = load <2 x i32>, ptr [[P]], align 8
; CHECK-NEXT:    [[AND:%.*]] = and <2 x i32> [[VEC]], splat (i32 4194303)
; CHECK-NEXT:    [[SUM:%.*]] = call i32 @llvm.vector.reduce.add.v2i32(<2 x i32> [[AND]])
; CHECK-NEXT:    [[EXT:%.*]] = zext nneg i32 [[SUM]] to i64
; CHECK-NEXT:    ret i64 [[EXT]]
;
  %vec = load <2 x i32>, ptr %p
  %and = and <2 x i32> %vec, splat (i32 4194303)
  %sum = call i32 @llvm.vector.reduce.add.v2i32(<2 x i32> %and)
  %ext = sext i32 %sum to i64
  ret i64 %ext
}