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jeremybenn |
/* Test the SCUTSS instruction. */
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/* { dg-options "-mcpu=fr405" } */
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/* { dg-do run } */
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extern void abort (void);
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extern void exit (int);
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int main ()
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{
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struct {
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long long value;
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int cut_point;
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int result;
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} values[] = {
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/* Non-saturating values */
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{ +0x0000000000001234LL, 44, +0x01234000 },
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{ ~0x0000000000001234LL, 44, ~0x01234fff },
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{ +0x0000011223300fffLL, 20, +0x11223301 },
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{ ~0x0000011223300fffLL, 20, ~0x11223300 },
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{ +0x0000011223300800LL, 20, +0x11223301 },
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{ ~0x0000011223300800LL, 20, ~0x11223300 },
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{ +0x00000112233007ffLL, 20, +0x11223300 },
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{ ~0x00000112233007ffLL, 20, ~0x112232ff },
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{ +0x0000011223300000LL, 20, +0x11223300 },
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{ ~0x0000011223300000LL, 20, ~0x112232ff },
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{ +0x1234567fffffffffLL, -4, +0x01234568 },
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{ ~0x1234567fffffffffLL, -4, ~0x01234567 },
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{ +0x1234567800000000LL, -4, +0x01234568 },
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{ ~0x1234567800000000LL, -4, ~0x01234567 },
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{ +0x12345677ffffffffLL, -4, +0x01234567 },
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{ ~0x12345677ffffffffLL, -4, ~0x01234566 },
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{ +0x1234567000000000LL, -4, +0x01234567 },
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{ ~0x1234567000000000LL, -4, ~0x01234566 },
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/* Saturation tests */
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{ +0x4000000000000000LL, 44, +0x7fffffff },
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{ ~0x4000000000000000LL, 44, ~0x7fffffff },
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{ +0x0000000000080000LL, 44, +0x7fffffff },
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{ ~0x0000000000080000LL, 44, ~0x7fffffff },
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{ +0x000000000007ffffLL, 44, +0x7ffff000 },
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{ ~0x000000000007ffffLL, 44, ~0x7fffffff },
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{ +0x000000000007fffeLL, 44, +0x7fffe000 },
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{ ~0x000000000007fffeLL, 44, ~0x7fffefff },
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{ +0x4000000000000000LL, 20, +0x7fffffff },
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{ ~0x4000000000000000LL, 20, ~0x7fffffff },
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{ +0x0000080000000000LL, 20, +0x7fffffff },
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{ ~0x0000080000000000LL, 20, ~0x7fffffff },
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{ +0x000007ffffffffffLL, 20, +0x7fffffff },
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{ ~0x000007ffffffffffLL, 20, ~0x7fffffff },
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{ +0x000007fffffff000LL, 20, +0x7fffffff },
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{ ~0x000007fffffff000LL, 20, ~0x7ffffffe },
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{ +0x000007ffffffe000LL, 20, +0x7ffffffe },
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{ ~0x000007ffffffefffLL, 20, ~0x7ffffffe }
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};
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unsigned int i;
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for (i = 0; i < sizeof (values) / sizeof (values[0]); i++)
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{
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__IACCsetll (0, values[i].value);
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if (__SCUTSS (values[i].cut_point) != values[i].result)
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abort ();
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}
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exit (0);
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}
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