110 lines
2.0 KiB
C
110 lines
2.0 KiB
C
/* { dg-do run { target int128 } } */
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/* { dg-require-effective-target vsx_hw } */
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/* { dg-options "-mvsx -O3" } */
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/* This test should run the same on any target that supports vsx
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instructions. Intentionally not specifying cpu in order to test
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all code generation paths. */
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#include <altivec.h>
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extern void abort (void);
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#define CONST0 (31415926539LL)
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#define CONST1 (2 * 31415926539LL)
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/* Test that indices > length of vector are applied modulo the vector
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length. */
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/* Test for vector residing in register. */
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long long int e0 (vector long long int v)
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{
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return __builtin_vec_ext_v2di (v, 0);
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}
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long long int e3 (vector long long int v)
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{
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return __builtin_vec_ext_v2di (v, 3);
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}
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/* Test for vector residing in memory. */
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long long int me0 (vector long long int *vp)
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{
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return __builtin_vec_ext_v2di (*vp, 0);
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}
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long long int me3 (vector long long int *vp)
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{
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return __builtin_vec_ext_v2di (*vp, 3);
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}
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/* Test the same with variable indices. */
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/* Test for variable selector and vector residing in register. */
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__attribute__((noinline))
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long long int ei (vector long long int v, int i)
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{
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return __builtin_vec_ext_v2di (v, i);
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}
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/* Test for variable selector and vector residing in memory. */
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long long int mei (vector long long int *vp, int i)
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{
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return __builtin_vec_ext_v2di (*vp, i);
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}
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int main (int argc, char *argv[]) {
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vector long long int dv = { CONST0, CONST1 };
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long long int d;
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d = e0 (dv);
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if (d != CONST0)
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abort ();
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d = e3 (dv);
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if (d != CONST1)
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abort ();
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d = me0 (&dv);
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if (d != CONST0)
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abort ();
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d = me3 (&dv);
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if (d != CONST1)
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abort ();
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d = ei (dv, 0);
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if (d != CONST0)
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abort ();
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d = ei (dv, 1);
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if (d != CONST1)
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abort ();
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d = ei (dv, 2);
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if (d != CONST0)
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abort ();
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d = ei (dv, 3);
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if (d != CONST1)
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abort ();
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d = mei (&dv, 0);
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if (d != CONST0)
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abort ();
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d = mei (&dv, 1);
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if (d != CONST1)
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abort ();
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d = mei (&dv, 2);
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if (d != CONST0)
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abort ();
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d = mei (&dv, 3);
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if (d != CONST1)
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abort ();
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return 0;
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}
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