1 ; NOTE: Assertions have been autogenerated by utils/update_analyze_test_checks.py UTC_ARGS: --filter "LV: Found an estimated cost of [0-9]+ for VF [0-9]+ For instruction:\s*%valB.loaded = load i8, ptr %inB, align 1"
2 ; RUN: opt -passes=loop-vectorize -vectorizer-maximize-bandwidth -S -mattr=+sse2 --debug-only=loop-vectorize < %s 2>&1 | FileCheck %s --check-prefixes=SSE
3 ; RUN: opt -passes=loop-vectorize -vectorizer-maximize-bandwidth -S -mattr=+sse4.2 --debug-only=loop-vectorize < %s 2>&1 | FileCheck %s --check-prefixes=SSE
4 ; RUN: opt -passes=loop-vectorize -vectorizer-maximize-bandwidth -S -mattr=+avx --debug-only=loop-vectorize < %s 2>&1 | FileCheck %s --check-prefixes=AVX1
5 ; RUN: opt -passes=loop-vectorize -vectorizer-maximize-bandwidth -S -mattr=+avx2,-fast-gather --debug-only=loop-vectorize < %s 2>&1 | FileCheck %s --check-prefixes=AVX2
6 ; RUN: opt -passes=loop-vectorize -vectorizer-maximize-bandwidth -S -mattr=+avx2,+fast-gather --debug-only=loop-vectorize < %s 2>&1 | FileCheck %s --check-prefixes=AVX2
7 ; RUN: opt -passes=loop-vectorize -vectorizer-maximize-bandwidth -S -mattr=+avx512bw --debug-only=loop-vectorize < %s 2>&1 | FileCheck %s --check-prefixes=AVX512
11 target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
12 target triple = "x86_64-unknown-linux-gnu"
14 @A = global [1024 x i8] zeroinitializer, align 128
15 @C = global [1024 x i8] zeroinitializer, align 128
17 define void @test(ptr %B) {
19 ; SSE: LV: Found an estimated cost of 1 for VF 1 For instruction: %valB.loaded = load i8, ptr %inB, align 1
20 ; SSE: LV: Found an estimated cost of 3000000 for VF 2 For instruction: %valB.loaded = load i8, ptr %inB, align 1
21 ; SSE: LV: Found an estimated cost of 3000000 for VF 4 For instruction: %valB.loaded = load i8, ptr %inB, align 1
22 ; SSE: LV: Found an estimated cost of 3000000 for VF 8 For instruction: %valB.loaded = load i8, ptr %inB, align 1
23 ; SSE: LV: Found an estimated cost of 3000000 for VF 16 For instruction: %valB.loaded = load i8, ptr %inB, align 1
26 ; AVX1: LV: Found an estimated cost of 1 for VF 1 For instruction: %valB.loaded = load i8, ptr %inB, align 1
27 ; AVX1: LV: Found an estimated cost of 3000000 for VF 2 For instruction: %valB.loaded = load i8, ptr %inB, align 1
28 ; AVX1: LV: Found an estimated cost of 3000000 for VF 4 For instruction: %valB.loaded = load i8, ptr %inB, align 1
29 ; AVX1: LV: Found an estimated cost of 3000000 for VF 8 For instruction: %valB.loaded = load i8, ptr %inB, align 1
30 ; AVX1: LV: Found an estimated cost of 3000000 for VF 16 For instruction: %valB.loaded = load i8, ptr %inB, align 1
31 ; AVX1: LV: Found an estimated cost of 3000000 for VF 32 For instruction: %valB.loaded = load i8, ptr %inB, align 1
34 ; AVX2: LV: Found an estimated cost of 1 for VF 1 For instruction: %valB.loaded = load i8, ptr %inB, align 1
35 ; AVX2: LV: Found an estimated cost of 3000000 for VF 2 For instruction: %valB.loaded = load i8, ptr %inB, align 1
36 ; AVX2: LV: Found an estimated cost of 3000000 for VF 4 For instruction: %valB.loaded = load i8, ptr %inB, align 1
37 ; AVX2: LV: Found an estimated cost of 3000000 for VF 8 For instruction: %valB.loaded = load i8, ptr %inB, align 1
38 ; AVX2: LV: Found an estimated cost of 3000000 for VF 16 For instruction: %valB.loaded = load i8, ptr %inB, align 1
39 ; AVX2: LV: Found an estimated cost of 3000000 for VF 32 For instruction: %valB.loaded = load i8, ptr %inB, align 1
41 ; AVX512-LABEL: 'test'
42 ; AVX512: LV: Found an estimated cost of 1 for VF 1 For instruction: %valB.loaded = load i8, ptr %inB, align 1
43 ; AVX512: LV: Found an estimated cost of 2 for VF 2 For instruction: %valB.loaded = load i8, ptr %inB, align 1
44 ; AVX512: LV: Found an estimated cost of 2 for VF 4 For instruction: %valB.loaded = load i8, ptr %inB, align 1
45 ; AVX512: LV: Found an estimated cost of 2 for VF 8 For instruction: %valB.loaded = load i8, ptr %inB, align 1
46 ; AVX512: LV: Found an estimated cost of 1 for VF 16 For instruction: %valB.loaded = load i8, ptr %inB, align 1
47 ; AVX512: LV: Found an estimated cost of 1 for VF 32 For instruction: %valB.loaded = load i8, ptr %inB, align 1
48 ; AVX512: LV: Found an estimated cost of 1 for VF 64 For instruction: %valB.loaded = load i8, ptr %inB, align 1
54 %iv = phi i64 [ 0, %entry ], [ %iv.next, %end ]
56 %inA = getelementptr inbounds [1024 x i8], ptr @A, i64 0, i64 %iv
57 %valA = load i8, ptr %inA
58 %canLoad = icmp ne i8 %valA, 0
59 br i1 %canLoad, label %load, label %mask
62 %inB = getelementptr inbounds [1024 x i8], ptr %B, i64 0, i64 %iv
63 %valB.loaded = load i8, ptr %inB
70 %valB = phi i8 [ %valB.loaded, %load ], [ 0, %mask ]
71 %out = getelementptr inbounds [1024 x i8], ptr @C, i64 0, i64 %iv
72 store i8 %valB, ptr %out
74 %iv.next = add nuw nsw i64 %iv, 1
75 %cmp = icmp ult i64 %iv.next, 1024
76 br i1 %cmp, label %for.body, label %for.cond.cleanup