1; REQUIRES: asserts 2; RUN: opt -mtriple=s390x-unknown-linux -mcpu=z13 -passes=loop-vectorize \ 3; RUN: -force-vector-width=4 -debug-only=loop-vectorize \ 4; RUN: -disable-output -enable-interleaved-mem-accesses=false < %s 2>&1 | \ 5; RUN: FileCheck %s 6; 7; Check that a scalarized load/store does not get a cost for insterts/ 8; extracts, since z13 supports element load/store. 9 10define void @fun(ptr %data, i64 %n) { 11entry: 12 br label %for.body 13 14for.body: 15 %i = phi i64 [ 0, %entry ], [ %i.next, %for.body ] 16 %tmp0 = getelementptr inbounds i32, ptr %data, i64 %i 17 %tmp1 = load i32, ptr %tmp0, align 4 18 %tmp2 = add i32 %tmp1, 1 19 store i32 %tmp2, ptr %tmp0, align 4 20 %i.next = add nuw nsw i64 %i, 2 21 %cond = icmp slt i64 %i.next, %n 22 br i1 %cond, label %for.body, label %for.end 23 24for.end: 25 ret void 26 27; CHECK: LV: Scalarizing: %tmp1 = load i32, ptr %tmp0, align 4 28; CHECK: LV: Scalarizing: store i32 %tmp2, ptr %tmp0, align 4 29 30; CHECK: LV: Found an estimated cost of 4 for VF 4 For instruction: %tmp1 = load i32, ptr %tmp0, align 4 31; CHECK: LV: Found an estimated cost of 4 for VF 4 For instruction: store i32 %tmp2, ptr %tmp0, align 4 32} 33 34