116 lines
2.5 KiB
C
116 lines
2.5 KiB
C
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/* { 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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#define SIGNED signed
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extern void abort (void);
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#define CONST0 (((SIGNED __int128) 31415926539) << 60)
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#define CONST1 (((SIGNED __int128) 31415926539) << 55)
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#define CONST2 (((SIGNED __int128) 31415926539) << 50)
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#define CONST3 (((SIGNED __int128) 31415926539) << 45)
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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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vector SIGNED __int128 e0 (vector SIGNED __int128 v, SIGNED __int128 x)
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{
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return vec_insert (x, v, 0);
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}
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vector SIGNED __int128 e3 (vector SIGNED __int128 v, SIGNED __int128 x)
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{
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return vec_insert (x, v, 3);
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}
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/* Test for vector residing in memory. */
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vector SIGNED __int128 me0 (vector SIGNED __int128 *vp, SIGNED __int128 x)
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{
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return vec_insert (x, *vp, 0);
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}
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vector SIGNED __int128 me3 (vector SIGNED __int128 *vp, SIGNED __int128 x)
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{
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return vec_insert (x, *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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vector SIGNED __int128
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ei (vector SIGNED __int128 v, int i, SIGNED __int128 x)
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{
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return vec_insert (x, v, i);
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}
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/* Test for variable selector and vector residing in memory. */
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__attribute__((noinline))
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vector SIGNED __int128
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mei (vector SIGNED __int128 *vp, int i, SIGNED __int128 x)
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{
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return vec_insert (x, *vp, i);
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}
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int main (int argc, char *argv[]) {
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vector SIGNED __int128 dv = { CONST0 };
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SIGNED __int128 d;
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dv = e0 (dv, CONST3);
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if (dv [0] != CONST3)
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abort ();
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dv = e3 (dv, CONST1);
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if (dv [0] != CONST1)
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abort ();
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dv = me0 (&dv, CONST2);
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if (dv [0] != CONST2)
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abort ();
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dv = me3 (&dv, CONST3);
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if (dv [0] != CONST3)
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abort ();
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dv = ei (dv, 0, CONST1);
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if (dv [0] != CONST1)
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abort ();
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dv = ei (dv, 1, CONST2);
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if (dv [0] != CONST2)
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abort ();
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dv = ei (dv, 2, CONST3);
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if (dv [0] != CONST3)
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abort ();
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dv = ei (dv, 3, CONST1);
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if (dv [0] != CONST1)
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abort ();
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dv = mei (&dv, 0, CONST2);
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if (dv [0] != CONST2)
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abort ();
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dv = mei (&dv, 1, CONST3);
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if (dv [0] != CONST3)
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abort ();
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dv = mei (&dv, 2, CONST1);
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if (dv [0] != CONST1)
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abort ();
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dv = mei (&dv, 3, CONST2);
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if (dv [0] != CONST2)
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abort ();
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return 0;
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}
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