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/* { dg-do run { target int128 } } */ /* { dg-require-effective-target vsx_hw } */ /* { dg-options "-mvsx -O3" } */
/* This test should run the same on any target that supports vsx instructions. Intentionally not specifying cpu in order to test all code generation paths. */
#include <altivec.h>
/* Define this after PR89424 is addressed. */ #define PR89424
/* Define this after PR89626 is addressed. */ #undef PR89626
#ifdef PR89626 #define SIGNED #else #define SIGNED signed #endif
extern void abort (void);
#define CONST0 (((SIGNED __int128) 31415926539) << 60)
/* Test that indices > length of vector are applied modulo the vector length. */
/* Test for vector residing in register. */ SIGNED __int128 e0 (vector SIGNED __int128 v) { return __builtin_vec_ext_v1ti (v, 0); }
SIGNED __int128 e3 (vector SIGNED __int128 v) { return __builtin_vec_ext_v1ti (v, 3); }
/* Test for vector residing in memory. */ SIGNED __int128 me0 (vector SIGNED __int128 *vp) { return __builtin_vec_ext_v1ti (*vp, 0); }
SIGNED __int128 me3 (vector SIGNED __int128 *vp) { return __builtin_vec_ext_v1ti (*vp, 3); }
/* Test the same with variable indices. */
#ifdef PR89424 /* Test for variable selector and vector residing in register. */ __attribute__((noinline)) SIGNED __int128 ei (vector SIGNED __int128 v, int i) { return __builtin_vec_ext_v1ti (v, i); }
/* Test for variable selector and vector residing in memory. */ SIGNED __int128 mei (vector SIGNED __int128 *vp, int i) { return __builtin_vec_ext_v1ti (*vp, i); } #endif
int main (int argc, char *argv[]) { vector SIGNED __int128 dv = { CONST0 }; SIGNED __int128 d;
d = e0 (dv); if (d != CONST0) abort ();
d = e3 (dv); if (d != CONST0) abort ();
d = me0 (&dv); if (d != CONST0) abort ();
d = me3 (&dv); if (d != CONST0) abort ();
#ifdef PR89424 d = ei (dv, 0); if (d != CONST0) abort ();
d = ei (dv, 1); if (d != CONST0) abort ();
d = ei (dv, 2); if (d != CONST0) abort ();
d = ei (dv, 3); if (d != CONST0) abort ();
d = mei (&dv, 0); if (d != CONST0) abort ();
d = mei (&dv, 1); if (d != CONST0) abort ();
d = mei (&dv, 2); if (d != CONST0) abort ();
d = mei (&dv, 3); if (d != CONST0) abort (); #endif
return 0; }
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