2 ; RUN: opt -mtriple=aarch64 -mattr=+sve \
3 ; RUN: -force-target-instruction-cost=1 -passes=loop-vectorize -S -debug-only=loop-vectorize < %s 2>&1 \
4 ; RUN: | FileCheck %s --check-prefixes=VSCALEFORTUNING1
6 ; RUN: opt -mtriple=aarch64 -mattr=+sve -mcpu=generic \
7 ; RUN: -force-target-instruction-cost=1 -passes=loop-vectorize -S -debug-only=loop-vectorize < %s 2>&1 \
8 ; RUN: | FileCheck %s --check-prefixes=VSCALEFORTUNING1
10 ; RUN: opt -mtriple=aarch64 -mcpu=neoverse-v1 \
11 ; RUN: -force-target-instruction-cost=1 -passes=loop-vectorize -S -debug-only=loop-vectorize < %s 2>&1 \
12 ; RUN: | FileCheck %s --check-prefixes=VSCALEFORTUNING2
14 ; RUN: opt -mtriple=aarch64 -mcpu=neoverse-n2 \
15 ; RUN: -force-target-instruction-cost=1 -passes=loop-vectorize -S -debug-only=loop-vectorize < %s 2>&1 \
16 ; RUN: | FileCheck %s --check-prefixes=VSCALEFORTUNING1
18 ; RUN: opt -mtriple=aarch64 -mcpu=neoverse-v2 \
19 ; RUN: -force-target-instruction-cost=1 -passes=loop-vectorize -S -debug-only=loop-vectorize < %s 2>&1 \
20 ; RUN: | FileCheck %s --check-prefixes=NEOVERSEV2
22 ; VSCALEFORTUNING1: Cost for VF vscale x 2: 11 (Estimated cost per lane: 5.
23 ; VSCALEFORTUNING1: Cost for VF vscale x 4: 11 (Estimated cost per lane: 2.
24 ; VSCALEFORTUNING1: LV: Selecting VF: vscale x 16
26 ; VSCALEFORTUNING2: Cost for VF vscale x 2: 11 (Estimated cost per lane: 2.
27 ; VSCALEFORTUNING2: Cost for VF vscale x 4: 11 (Estimated cost per lane: 1.
28 ; VSCALEFORTUNING2: LV: Selecting VF: vscale x 16
30 ; NEOVERSEV2: Cost for VF vscale x 2: 11 (Estimated cost per lane: 5.
31 ; NEOVERSEV2: Cost for VF vscale x 4: 11 (Estimated cost per lane: 2.
32 ; NEOVERSEV2: LV: Selecting VF: 16
34 ; VSCALEFORTUNING1: <vscale x 16 x i8>
35 ; VSCALEFORTUNING2: <vscale x 16 x i8>
36 ; NEOVERSEV2: <16 x i8>
37 define void @test0(ptr %a, ptr %b, ptr %c) #0 {
42 %iv = phi i64 [ 0, %entry ], [ %iv.next, %loop ]
43 %arrayidx = getelementptr inbounds i8, ptr %c, i64 %iv
44 %0 = load i8, ptr %arrayidx, align 4
45 %arrayidx2 = getelementptr inbounds i8, ptr %b, i64 %iv
46 %1 = load i8, ptr %arrayidx2, align 4
47 %add = add nsw i8 %0, %1
48 %arrayidx5 = getelementptr inbounds i8, ptr %a, i64 %iv
49 store i8 %add, ptr %arrayidx5, align 4
50 %iv.next = add nuw nsw i64 %iv, 1
51 %exitcond.not = icmp eq i64 %iv.next, 1024
52 br i1 %exitcond.not, label %exit, label %loop