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annotate gcc/testsuite/gcc.c-torture/execute/pr89369.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 target/89369 */
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2
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3 #if __SIZEOF_INT__ == 4 && __SIZEOF_LONG_LONG__ == 8 && __CHAR_BIT__ == 8
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4 struct S { unsigned int u[4]; };
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5
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6 static void
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7 foo (struct S *out, struct S const *in, int shift)
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8 {
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9 unsigned long long th, tl, oh, ol;
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10 th = ((unsigned long long) in->u[3] << 32) | in->u[2];
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11 tl = ((unsigned long long) in->u[1] << 32) | in->u[0];
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12 oh = th >> (shift * 8);
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13 ol = tl >> (shift * 8);
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14 ol |= th << (64 - shift * 8);
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15 out->u[1] = ol >> 32;
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16 out->u[0] = ol;
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17 out->u[3] = oh >> 32;
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18 out->u[2] = oh;
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19 }
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20
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21 static void
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22 bar (struct S *out, struct S const *in, int shift)
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23 {
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24 unsigned long long th, tl, oh, ol;
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25 th = ((unsigned long long) in->u[3] << 32) | in->u[2];
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26 tl = ((unsigned long long) in->u[1] << 32) | in->u[0];
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27 oh = th << (shift * 8);
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28 ol = tl << (shift * 8);
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29 oh |= tl >> (64 - shift * 8);
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30 out->u[1] = ol >> 32;
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31 out->u[0] = ol;
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32 out->u[3] = oh >> 32;
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33 out->u[2] = oh;
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34 }
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35
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36 __attribute__((noipa)) static void
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37 baz (struct S *r, struct S *a, struct S *b, struct S *c, struct S *d)
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38 {
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39 struct S x, y;
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40 bar (&x, a, 1);
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41 foo (&y, c, 1);
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42 r->u[0] = a->u[0] ^ x.u[0] ^ ((b->u[0] >> 11) & 0xdfffffefU) ^ y.u[0] ^ (d->u[0] << 18);
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43 r->u[1] = a->u[1] ^ x.u[1] ^ ((b->u[1] >> 11) & 0xddfecb7fU) ^ y.u[1] ^ (d->u[1] << 18);
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44 r->u[2] = a->u[2] ^ x.u[2] ^ ((b->u[2] >> 11) & 0xbffaffffU) ^ y.u[2] ^ (d->u[2] << 18);
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45 r->u[3] = a->u[3] ^ x.u[3] ^ ((b->u[3] >> 11) & 0xbffffff6U) ^ y.u[3] ^ (d->u[3] << 18);
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46 }
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47
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48 int
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49 main ()
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50 {
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51 struct S a[] = { { 0x000004d3, 0xbc5448db, 0xf22bde9f, 0xebb44f8f },
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52 { 0x03a32799, 0x60be8246, 0xa2d266ed, 0x7aa18536 },
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53 { 0x15a38518, 0xcf655ce1, 0xf3e09994, 0x50ef69fe },
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54 { 0x88274b07, 0xe7c94866, 0xc0ea9f47, 0xb6a83c43 },
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55 { 0xcd0d0032, 0x5d47f5d7, 0x5a0afbf6, 0xaea87b24 },
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56 { 0, 0, 0, 0 } };
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57 baz (&a[5], &a[0], &a[1], &a[2], &a[3]);
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58 if (a[4].u[0] != a[5].u[0] || a[4].u[1] != a[5].u[1]
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59 || a[4].u[2] != a[5].u[2] || a[4].u[3] != a[5].u[3])
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60 __builtin_abort ();
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61 return 0;
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62 }
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63 #else
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64 int
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65 main ()
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66 {
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67 return 0;
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68 }
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69 #endif