166 lines
3.0 KiB
C
166 lines
3.0 KiB
C
/* { dg-do run } */
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/* { dg-require-effective-target vmx_hw } */
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/* { dg-options "-maltivec -O3" } */
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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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#define CONST8 (8)
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#define CONST9 (9)
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#define CONSTA (10)
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#define CONSTB (11)
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#define CONSTC (12)
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#define CONSTD (13)
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#define CONSTE (14)
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#define CONSTF (15)
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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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unsigned char c0 (vector unsigned char v)
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{
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return __builtin_vec_extract (v, 0);
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}
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unsigned char c9 (vector unsigned char v)
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{
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return __builtin_vec_extract (v, 9);
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}
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unsigned char c21 (vector unsigned char v)
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{
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return __builtin_vec_extract (v, 21);
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}
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unsigned char c30 (vector unsigned char v)
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{
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return __builtin_vec_extract (v, 30);
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}
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/* Test for vector residing in memory. */
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unsigned char mc0 (vector unsigned char *vp)
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{
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return __builtin_vec_extract (*vp, 0);
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}
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unsigned char mc9 (vector unsigned char *vp)
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{
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return __builtin_vec_extract (*vp, 9);
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}
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unsigned char mc21 (vector unsigned char *vp)
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{
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return __builtin_vec_extract (*vp, 21);
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}
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unsigned char mc30 (vector unsigned char *vp)
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{
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return __builtin_vec_extract (*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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unsigned char ci (vector unsigned char v, int i)
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{
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return __builtin_vec_extract (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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unsigned char mci (vector unsigned char *vp, int i)
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{
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return __builtin_vec_extract (*vp, i);
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}
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int main (int argc, char *argv[]) {
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vector unsigned char cv = { CONST0, CONST1, CONST2, CONST3,
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CONST4, CONST5, CONST6, CONST7,
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CONST8, CONST9, CONSTA, CONSTB,
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CONSTC, CONSTD, CONSTE, CONSTF };
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unsigned char c;
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c = c0 (cv);
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if (c != CONST0)
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abort ();
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c = c9 (cv);
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if (c != CONST9)
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abort ();
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c = c21 (cv);
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if (c != CONST5)
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abort ();
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c = c30 (cv);
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if (c != CONSTE)
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abort ();
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c = mc0 (&cv);
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if (c != CONST0)
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abort ();
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c = mc9 (&cv);
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if (c != CONST9)
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abort ();
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c = mc21 (&cv);
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if (c != CONST5)
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abort ();
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c = mc30 (&cv);
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if (c != CONSTE)
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abort ();
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c = ci (cv, 8);
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if (c != CONST8)
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abort ();
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c = ci (cv, 13);
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if (c != CONSTD)
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abort ();
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c = ci (cv, 23);
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if (c != CONST7)
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abort ();
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c = ci (cv, 31);
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if (c != CONSTF)
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abort ();
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c = mci (&cv, 5);
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if (c != CONST5)
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abort ();
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c = mci (&cv, 12);
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if (c != CONSTC)
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abort ();
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c = mci (&cv, 25);
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if (c != CONST9)
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abort ();
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c = mci (&cv, 16);
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if (c != CONST0)
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abort ();
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return 0;
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}
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