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annotate gcc/testsuite/gcc.dg/pr87054.c @ 138:fc828634a951

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merge
author Shinji KONO <kono@ie.u-ryukyu.ac.jp>
date Thu, 08 Nov 2018 14:17:14 +0900
parents 84e7813d76e9
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 // { dg-do run }
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2 // { dg-options "-O2" }
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3
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4 #ifndef T
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5 # if __SIZEOF_INT128__ && defined __SSE__
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6 # define T __int128
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7 # else
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8 # define T long
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9 # endif
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10 #endif
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11 #ifndef R
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12 # ifdef __SSE__
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13 # define R "x"
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14 # else
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15 # define R "r"
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16 # endif
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17 #endif
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18
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19
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20 typedef T A; // #define T to long or __int128
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21 struct B { char d; A c; } __attribute__((packed));
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22 struct B b[50]; // many elements to avoid loop unrolling
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23
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24 int main () {
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25 int i;
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26 for (i = 0; i < sizeof(b) / sizeof(*b); i++) {
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27 asm ("" : "+" R (b[i].c)); // #define R to "r" on ppc or "x" on x86_64
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28 }
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29 }