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annotate gcc/testsuite/gcc.dg/vect/vect-10-big-array.c @ 131:84e7813d76e9

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gcc-8.2
author mir3636
date Thu, 25 Oct 2018 07:37:49 +0900
parents 04ced10e8804
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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111
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1 /* { dg-do compile } */
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2 /* { dg-require-effective-target vect_int } */
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3
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4 extern void abort (void);
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5
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6 #define N 128
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7
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8 short a[N];
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9 short d[N];
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10
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11 int foo ()
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12 {
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13 int i;
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14 short b[N];
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15 short c[N];
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16 for (i = 0; i < N/2; i++)
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17 {
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18 b[i] = i*3;
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19 c[i] = i;
131
84e7813d76e9 gcc-8.2
mir3636
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20 asm volatile ("" ::: "memory");
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21 }
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22
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23 /* Strided access pattern. */
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24 for (i = 0; i < N/2; i++)
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25 {
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26 a[i] = b[2*i+1] * c[2*i+1] - b[2*i] * c[2*i];
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27 d[i] = b[2*i] * c[2*i+1] + b[2*i+1] * c[2*i];
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28 }
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29
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30 return 0;
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31 }
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32
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33 /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" { xfail { ! vect_strided2 } } } } */