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comparison gcc/testsuite/gcc.dg/vect/vect-93.c @ 111:04ced10e8804

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gcc 7
author kono
date Fri, 27 Oct 2017 22:46:09 +0900
parents
children 84e7813d76e9
comparison
equal deleted inserted replaced
68:561a7518be6b 111:04ced10e8804
1 /* { dg-require-effective-target vect_float } */
2 /* { dg-additional-options "--param vect-max-peeling-for-alignment=0" } */
3
4 #include <stdarg.h>
5 #include "tree-vect.h"
6
7 #define N 3001
8
9
10 __attribute__ ((noinline)) int
11 main1 (float *pa)
12 {
13 int i;
14
15 for (i = 0; i < 3001; i++)
16 {
17 pa[i] = 2.0;
18 }
19
20 /* check results: */
21 for (i = 0; i < 3001; i++)
22 {
23 if (pa[i] != 2.0)
24 abort ();
25 }
26
27 for (i = 1; i <= 10; i++)
28 {
29 pa[i] = 3.0;
30 }
31
32 /* check results: */
33 for (i = 1; i <= 10; i++)
34 {
35 if (pa[i] != 3.0)
36 abort ();
37 }
38
39 return 0;
40 }
41
42 int main (void)
43 {
44 int i;
45 float a[N] __attribute__ ((__aligned__(__BIGGEST_ALIGNMENT__)));
46 float b[N] __attribute__ ((__aligned__(__BIGGEST_ALIGNMENT__)));
47
48 check_vect ();
49
50 /* from bzip2: */
51 for (i=0; i<N; i++) b[i] = i;
52 a[0] = 0;
53 for (i = 1; i <= 256; i++) a[i] = b[i-1];
54
55 /* check results: */
56 for (i = 1; i <= 256; i++)
57 {
58 if (a[i] != i-1)
59 abort ();
60 }
61 if (a[0] != 0)
62 abort ();
63
64 main1 (a);
65
66 return 0;
67 }
68
69 /* 2 loops vectorized in main1, 2 loops vectorized in main:
70 the first loop in main requires vectorization of conversions,
71 the second loop in main requires vectorization of misaligned load. */
72
73 /* main && main1 together: */
74 /* { dg-final { scan-tree-dump-times "vectorized 2 loops" 2 "vect" { target powerpc*-*-* i?86-*-* x86_64-*-* } } } */
75
76 /* in main1: */
77 /* { dg-final { scan-tree-dump-times "vectorized 2 loops" 1 "vect" { target !powerpc*-*-* !i?86-*-* !x86_64-*-* } } } */
78 /* { dg-final { scan-tree-dump-times "vectorized 2 loops" 1 "vect" { target { vect_no_align && { ! vect_hw_misalign } } } } } */
79
80 /* in main: */
81 /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" { target { vect_no_align && { ! vect_hw_misalign } } } } } */
82