156 lines
2.6 KiB
C
156 lines
2.6 KiB
C
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/* { dg-do run } */
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/* { dg-require-effective-target vmx_hw } */
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/* { dg-options "-maltivec" } */
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/* This test should run the same on any target that supports altivec/dfp
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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 (0)
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#define CONST1 (1)
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#define CONST2 (2)
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#define CONST3 (3)
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#define CONST4 (4)
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#define CONST5 (5)
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#define CONST6 (6)
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#define CONST7 (7)
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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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short s3 (vector short v)
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{
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return __builtin_vec_ext_v8hi (v, 3);
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}
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short s7 (vector short v)
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{
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return __builtin_vec_ext_v8hi (v, 7);
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}
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short s21 (vector short v)
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{
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return __builtin_vec_ext_v8hi (v, 21);
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}
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short s30 (vector short v)
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{
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return __builtin_vec_ext_v8hi (v, 30);
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}
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/* Test for vector residing in memory. */
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short ms3 (vector short *vp)
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{
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return __builtin_vec_ext_v8hi (*vp, 3);
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}
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short ms7 (vector short *vp)
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{
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return __builtin_vec_ext_v8hi (*vp, 7);
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}
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short ms21 (vector short *vp)
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{
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return __builtin_vec_ext_v8hi (*vp, 21);
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}
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short ms30 (vector short *vp)
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{
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return __builtin_vec_ext_v8hi (*vp, 30);
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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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short ci (vector short v, int i)
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{
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return __builtin_vec_ext_v8hi (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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short mci (vector short *vp, int i)
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{
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return __builtin_vec_ext_v8hi (*vp, i);
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}
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int main (int argc, short *argv[]) {
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vector short sv = {
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CONST0, CONST1, CONST2, CONST3, CONST4, CONST5, CONST6, CONST7 };
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short s;
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s = s3 (sv);
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if (s != CONST3)
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abort ();
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s = s7 (sv);
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if (s != CONST7)
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abort ();
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s = s21 (sv);
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if (s != CONST5)
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abort ();
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s = s30 (sv);
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if (s != CONST6)
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abort ();
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s = ms3 (&sv);
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if (s != CONST3)
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abort ();
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s = ms7 (&sv);
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if (s != CONST7)
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abort ();
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s = ms21 (&sv);
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if (s != CONST5)
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abort ();
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s = ms30 (&sv);
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if (s != CONST6)
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abort ();
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s = ci (sv, 5);
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if (s != CONST5)
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abort ();
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s = ci (sv, 2);
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if (s != CONST2)
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abort ();
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s = ci (sv, 15);
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if (s != CONST7)
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abort ();
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s = ci (sv, 28);
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if (s != CONST4)
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abort ();
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s = mci (&sv, 5);
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if (s != CONST5)
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abort ();
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s = mci (&sv, 12);
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if (s != CONST4)
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abort ();
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s = mci (&sv, 25);
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if (s != CONST1)
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abort ();
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s = mci (&sv, 16);
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if (s != CONST0)
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abort ();
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return 0;
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}
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