/* { 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 #define SIGNED signed extern void abort (void); #define CONST0 (((SIGNED __int128) 31415926539) << 60) #define CONST1 (((SIGNED __int128) 31415926539) << 55) #define CONST2 (((SIGNED __int128) 31415926539) << 50) #define CONST3 (((SIGNED __int128) 31415926539) << 45) /* Test that indices > length of vector are applied modulo the vector length. */ /* Test for vector residing in register. */ vector SIGNED __int128 e0 (vector SIGNED __int128 v, SIGNED __int128 x) { return vec_insert (x, v, 0); } vector SIGNED __int128 e3 (vector SIGNED __int128 v, SIGNED __int128 x) { return vec_insert (x, v, 3); } /* Test for vector residing in memory. */ vector SIGNED __int128 me0 (vector SIGNED __int128 *vp, SIGNED __int128 x) { return vec_insert (x, *vp, 0); } vector SIGNED __int128 me3 (vector SIGNED __int128 *vp, SIGNED __int128 x) { return vec_insert (x, *vp, 3); } /* Test the same with variable indices. */ /* Test for variable selector and vector residing in register. */ __attribute__((noinline)) vector SIGNED __int128 ei (vector SIGNED __int128 v, int i, SIGNED __int128 x) { return vec_insert (x, v, i); } /* Test for variable selector and vector residing in memory. */ __attribute__((noinline)) vector SIGNED __int128 mei (vector SIGNED __int128 *vp, int i, SIGNED __int128 x) { return vec_insert (x, *vp, i); } int main (int argc, char *argv[]) { vector SIGNED __int128 dv = { CONST0 }; SIGNED __int128 d; dv = e0 (dv, CONST3); if (dv [0] != CONST3) abort (); dv = e3 (dv, CONST1); if (dv [0] != CONST1) abort (); dv = me0 (&dv, CONST2); if (dv [0] != CONST2) abort (); dv = me3 (&dv, CONST3); if (dv [0] != CONST3) abort (); dv = ei (dv, 0, CONST1); if (dv [0] != CONST1) abort (); dv = ei (dv, 1, CONST2); if (dv [0] != CONST2) abort (); dv = ei (dv, 2, CONST3); if (dv [0] != CONST3) abort (); dv = ei (dv, 3, CONST1); if (dv [0] != CONST1) abort (); dv = mei (&dv, 0, CONST2); if (dv [0] != CONST2) abort (); dv = mei (&dv, 1, CONST3); if (dv [0] != CONST3) abort (); dv = mei (&dv, 2, CONST1); if (dv [0] != CONST1) abort (); dv = mei (&dv, 3, CONST2); if (dv [0] != CONST2) abort (); return 0; }