/* { dg-do run } */ /* { dg-require-effective-target vmx_hw } */ /* { dg-options "-maltivec" } */ /* This test should run the same on any target that supports altivec/vmx instructions. Intentionally not specifying cpu in order to test all code generation paths. */ #include extern void abort (void); #define CONST0 ((float) (3.1415926539)) #define CONST1 ((float) (3.1415926539 * 2)) #define CONST2 ((float) (3.1415926539 * 3)) #define CONST3 ((float) (3.1415926539 * 4)) /* Test that indices > length of vector are applied modulo the vector length. */ /* Test for vector residing in register. */ vector float e0(vector float v, float x) { return vec_insert (x, v, 0); } vector float e1(vector float v, float x) { return vec_insert (x, v, 1); } vector float e7(vector float v, float x) { return vec_insert (x, v, 7); } vector float e8(vector float v, float x) { return vec_insert (x, v, 8); } /* Test for vector residing in memory. */ vector float me0(vector float *vp, float x) { return vec_insert (x, *vp, 0); } vector float me1(vector float *vp, float x) { return vec_insert (x, *vp, 1); } vector float me13(vector float *vp, float x) { return vec_insert (x, *vp, 13); } vector float me15(vector float *vp, float x) { return vec_insert (x, *vp, 15); } /* Test the same with variable indices. */ /* Test for variable selector and vector residing in register. */ __attribute__((noinline)) vector float ei(vector float v, int i, float x) { return vec_insert (x, v, i); } /* Test for variable selector and vector residing in memory. */ __attribute__((noinline)) vector float mei(vector float *vp, int i, float x) { return vec_insert (x, *vp, i); } int main (int argc, char *argv[]) { vector float dv = { CONST0, CONST1, CONST2, CONST3 }; float d; dv = e0 (dv, CONST3); if (dv [0] != CONST3) abort (); dv = e1 (dv, CONST0); if (dv [1] != CONST0) abort (); dv = e7 (dv, CONST2); if (dv [3] != CONST2) abort (); dv = e8 (dv, CONST1); if (dv [0] != CONST1) abort (); dv = me0 (&dv, CONST2); if (dv [0] != CONST2) abort (); dv = me1 (&dv, CONST3); if (dv [1] != CONST3) abort (); dv = me13 (&dv, CONST2); if (dv [1] != CONST2) abort (); dv = me15 (&dv, CONST1); if (dv [3] != CONST1) abort (); dv = ei (dv, 0, CONST3); if (dv [0] != CONST3) abort (); dv = ei (dv, 2, CONST1); if (dv [2] != CONST1) abort (); dv = ei (dv, 11, CONST0); if (dv [3] != CONST0) abort (); dv = ei (dv, 17, CONST2); if (dv [1] != CONST2) abort (); dv = mei (&dv, 0, CONST1); if (dv [0] != CONST1) abort (); dv = mei (&dv, 1, CONST0); if (dv [1] != CONST0) abort (); dv = mei (&dv, 15, CONST1); if (dv [3] != CONST1) abort (); dv = mei (&dv, 6, CONST0); if (dv [2] != CONST0) abort (); return 0; }