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131
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1 /* { dg-do compile } */
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2 /* { dg-require-ifunc "" } */
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3 /* { dg-options "-O2 -fdump-tree-optimized" } */
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4 /* { dg-do compile { target i?86-*-* x86_64-*-* } } */
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5
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6 __attribute__ ((target ("default")))
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7 static unsigned foo(const char *buf, unsigned size) {
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8 return 1;
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9 }
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10
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11 __attribute__ ((target ("avx")))
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12 static unsigned foo(const char *buf, unsigned size) {
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13 return 2;
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14 }
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15
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16 __attribute__ ((target ("default")))
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17 unsigned bar() {
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18 char buf[4096];
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19 unsigned acc = 0;
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20 for (int i = 0; i < sizeof(buf); i++) {
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21 acc += foo(&buf[i], 1);
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22 }
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23 return acc;
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24 }
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25
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26 __attribute__ ((target ("avx")))
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27 unsigned bar() {
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28 char buf[4096];
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29 unsigned acc = 0;
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30 for (int i = 0; i < sizeof(buf); i++) {
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31 acc += foo(&buf[i], 1);
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32 }
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33 return acc;
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34 }
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35
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36 /* { dg-final { scan-tree-dump-times "return 4096;" 1 "optimized" } } */
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37 /* { dg-final { scan-tree-dump-times "return 8192;" 1 "optimized" } } */
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