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annotate gcc/testsuite/gcc.dg/store_merging_28.c @ 145:1830386684a0

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gcc-9.2.0
author anatofuz
date Thu, 13 Feb 2020 11:34:05 +0900
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145
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1 /* PR tree-optimization/88709 */
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2 /* { dg-do compile } */
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3 /* { dg-require-effective-target store_merge } */
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4 /* { dg-options "-O2 -fno-ipa-icf -fdump-tree-store-merging-details" } */
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5 /* { dg-final { scan-tree-dump-times "New sequence of \[24] stores to replace old one of 16 stores" 8 "store-merging" { target { i?86-*-* x86_64-*-* } } } } */
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6 /* { dg-final { scan-tree-dump-times "New sequence of \[24] stores to replace old one of 6 stores" 1 "store-merging" { target { ! arm*-*-* } } } } */
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7
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8 typedef struct S { char data[16]; } S;
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9 void optimize_me (S);
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10 void optimize_me3 (S, S, S);
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11
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12 void
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13 good ()
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14 {
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15 optimize_me ((S) { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16 });
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16 }
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17
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18 void
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19 bad ()
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20 {
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21 optimize_me ((S) { 1, 2, 3, 4, 5 });
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22 }
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23
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24 void
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25 why ()
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26 {
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27 optimize_me ((S) { 1, 2, 3, 4, 5, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 });
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28 }
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29
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30 void
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31 srsly ()
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32 {
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33 optimize_me3 ((S) { 1, 2, 3, 4, 5, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
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34 (S) { 11, 12, 13, 14, 15, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10 },
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35 (S) { 21, 22, 23, 24, 25, 20, 20, 20, 10, 20, 20, 20, 20, 20, 20 });
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36 }
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37
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38 void
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39 srsly_not_one_missing ()
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40 {
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41 optimize_me3 ((S) { 1, 2, 3, 4, 5, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
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42 (S) { 11, 12, 13, 14, 15, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10 },
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43 (S) { 21, 22, 23, 24, 25, 20, 20, 20, 10, 20, 20, 20, 20, 20, 20, 11 });
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44 }