| ; REQUIRES: asserts |
| ; RUN: opt -mtriple=s390x-unknown-linux -mcpu=z13 -loop-vectorize \ |
| ; RUN: -force-vector-width=4 -debug-only=loop-vectorize \ |
| ; RUN: -disable-output -enable-interleaved-mem-accesses=false < %s 2>&1 | \ |
| ; RUN: FileCheck %s |
| ; |
| ; Check that a scalarized load/store does not get a cost for insterts/ |
| ; extracts, since z13 supports element load/store. |
| |
| define void @fun(i32* %data, i64 %n) { |
| entry: |
| br label %for.body |
| |
| for.body: |
| %i = phi i64 [ 0, %entry ], [ %i.next, %for.body ] |
| %tmp0 = getelementptr inbounds i32, i32* %data, i64 %i |
| %tmp1 = load i32, i32* %tmp0, align 4 |
| %tmp2 = add i32 %tmp1, 1 |
| store i32 %tmp2, i32* %tmp0, align 4 |
| %i.next = add nuw nsw i64 %i, 2 |
| %cond = icmp slt i64 %i.next, %n |
| br i1 %cond, label %for.body, label %for.end |
| |
| for.end: |
| ret void |
| |
| ; CHECK: LV: Scalarizing: %tmp1 = load i32, i32* %tmp0, align 4 |
| ; CHECK: LV: Scalarizing: store i32 %tmp2, i32* %tmp0, align 4 |
| |
| ; CHECK: LV: Found an estimated cost of 4 for VF 4 For instruction: %tmp1 = load i32, i32* %tmp0, align 4 |
| ; CHECK: LV: Found an estimated cost of 4 for VF 4 For instruction: store i32 %tmp2, i32* %tmp0, align 4 |
| } |
| |
