1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
| ; REQUIRES: asserts
; RUN: opt -loop-vectorize -S -mattr=avx512f --debug-only=loop-vectorize < %s 2>&1| FileCheck %s
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"
@A = global [10240 x i32] zeroinitializer, align 16
@B = global [10240 x i32] zeroinitializer, align 16
; Function Attrs: nounwind uwtable
define void @store_i32_interleave4() {
;CHECK-LABEL: store_i32_interleave4
;CHECK: Found an estimated cost of 1 for VF 1 For instruction: store i32 %add16
;CHECK: Found an estimated cost of 5 for VF 2 For instruction: store i32 %add16
;CHECK: Found an estimated cost of 5 for VF 4 For instruction: store i32 %add16
;CHECK: Found an estimated cost of 11 for VF 8 For instruction: store i32 %add16
;CHECK: Found an estimated cost of 22 for VF 16 For instruction: store i32 %add16
entry:
br label %for.body
for.cond.cleanup: ; preds = %for.body
ret void
for.body: ; preds = %entry, %for.body
%indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ]
%arrayidx = getelementptr inbounds [10240 x i32], [10240 x i32]* @A, i64 0, i64 %indvars.iv
%0 = load i32, i32* %arrayidx, align 16
%arrayidx2 = getelementptr inbounds [10240 x i32], [10240 x i32]* @B, i64 0, i64 %indvars.iv
store i32 %0, i32* %arrayidx2, align 16
%add = add nsw i32 %0, 1
%1 = or i64 %indvars.iv, 1
%arrayidx7 = getelementptr inbounds [10240 x i32], [10240 x i32]* @B, i64 0, i64 %1
store i32 %add, i32* %arrayidx7, align 4
%add10 = add nsw i32 %0, 2
%2 = or i64 %indvars.iv, 2
%arrayidx13 = getelementptr inbounds [10240 x i32], [10240 x i32]* @B, i64 0, i64 %2
store i32 %add10, i32* %arrayidx13, align 8
%add16 = add nsw i32 %0, 3
%3 = or i64 %indvars.iv, 3
%arrayidx19 = getelementptr inbounds [10240 x i32], [10240 x i32]* @B, i64 0, i64 %3
store i32 %add16, i32* %arrayidx19, align 4
%indvars.iv.next = add nuw nsw i64 %indvars.iv, 4
%cmp = icmp slt i64 %indvars.iv.next, 1024
br i1 %cmp, label %for.body, label %for.cond.cleanup
}
define void @store_i32_interleave5() {
;CHECK-LABEL: store_i32_interleave5
;CHECK: Found an estimated cost of 1 for VF 1 For instruction: store i32 %add22
;CHECK: Found an estimated cost of 7 for VF 2 For instruction: store i32 %add22
;CHECK: Found an estimated cost of 14 for VF 4 For instruction: store i32 %add22
;CHECK: Found an estimated cost of 21 for VF 8 For instruction: store i32 %add22
;CHECK: Found an estimated cost of 35 for VF 16 For instruction: store i32 %add22
entry:
br label %for.body
for.cond.cleanup: ; preds = %for.body
ret void
for.body: ; preds = %entry, %for.body
%indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ]
%arrayidx = getelementptr inbounds [10240 x i32], [10240 x i32]* @A, i64 0, i64 %indvars.iv
%0 = load i32, i32* %arrayidx, align 4
%arrayidx2 = getelementptr inbounds [10240 x i32], [10240 x i32]* @B, i64 0, i64 %indvars.iv
store i32 %0, i32* %arrayidx2, align 4
%add = add nsw i32 %0, 1
%1 = add nuw nsw i64 %indvars.iv, 1
%arrayidx7 = getelementptr inbounds [10240 x i32], [10240 x i32]* @B, i64 0, i64 %1
store i32 %add, i32* %arrayidx7, align 4
%add10 = add nsw i32 %0, 2
%2 = add nuw nsw i64 %indvars.iv, 2
%arrayidx13 = getelementptr inbounds [10240 x i32], [10240 x i32]* @B, i64 0, i64 %2
store i32 %add10, i32* %arrayidx13, align 4
%add16 = add nsw i32 %0, 3
%3 = add nuw nsw i64 %indvars.iv, 3
%arrayidx19 = getelementptr inbounds [10240 x i32], [10240 x i32]* @B, i64 0, i64 %3
store i32 %add16, i32* %arrayidx19, align 4
%add22 = add nsw i32 %0, 4
%4 = add nuw nsw i64 %indvars.iv, 4
%arrayidx25 = getelementptr inbounds [10240 x i32], [10240 x i32]* @B, i64 0, i64 %4
store i32 %add22, i32* %arrayidx25, align 4
%indvars.iv.next = add nuw nsw i64 %indvars.iv, 5
%cmp = icmp slt i64 %indvars.iv.next, 1024
br i1 %cmp, label %for.body, label %for.cond.cleanup
}
|