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https://opencores.org/ocsvn/openrisc_2011-10-31/openrisc_2011-10-31/trunk
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Rev 384 |
/* PR rtl-optimization/39794 */
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/* PR rtl-optimization/39794 */
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/* { dg-do run } */
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/* { dg-do run } */
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/* { dg-options "-O2 -funroll-loops" } */
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/* { dg-options "-O2 -funroll-loops" } */
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extern void abort ();
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extern void abort ();
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void
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void
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foo (int *a, int n)
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foo (int *a, int n)
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{
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{
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int i;
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int i;
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for (i = 0; i < n; i++)
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for (i = 0; i < n; i++)
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{
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{
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a[i] *= 2;
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a[i] *= 2;
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a[i + 1] = a[i - 1] + a[i - 2];
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a[i + 1] = a[i - 1] + a[i - 2];
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}
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}
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}
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}
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int a[16];
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int a[16];
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int ref[16] = { 0, 1, 4, 2, 10, 12, 24, 44,
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int ref[16] = { 0, 1, 4, 2, 10, 12, 24, 44,
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72, 136, 232, 416, 736, 1296, 2304, 2032 };
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72, 136, 232, 416, 736, 1296, 2304, 2032 };
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int
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int
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main ()
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main ()
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{
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{
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int i;
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int i;
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for (i = 0; i < 16; i++)
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for (i = 0; i < 16; i++)
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a[i] = i;
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a[i] = i;
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foo (a + 2, 16 - 3);
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foo (a + 2, 16 - 3);
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for (i = 0; i < 16; i++)
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for (i = 0; i < 16; i++)
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if (ref[i] != a[i])
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if (ref[i] != a[i])
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abort ();
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abort ();
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return 0;
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return 0;
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}
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}
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