/* Program to test PowerPC AltiVec instructions. */
-/* These macros are not analogous to the overloaded functions
- described in Motorola's AltiVec Programming Interface Manual.
- These are just here for readability. Eventually we'll get the
- overloaded functions implemented in an <altivec.h>. */
+#include <altivec.h>
-#define vec_load(src) \
- __builtin_altivec_ld_internal_4si ((int *) src)
+extern void abort (void);
-#define vec_store(dst, src) \
- __builtin_altivec_st_internal_4si ((int *) dst, (int4) src)
+vector int a1 = { 100, 200, 300, 400 };
+vector int a2 = { 500, 600, 700, 800 };
+vector int addi = { 600, 800, 1000, 1200 };
+vector int avgi = { 300, 400, 500, 600 };
-#define vec_add_int4(x, y) \
- __builtin_altivec_vaddsws (x, y)
+vector float f1 = { 1.0, 2.0, 3.0, 4.0 };
+vector float f2 = { 5.0, 6.0, 7.0, 8.0 };
+vector float f3;
+vector float addf = { 6.0, 8.0, 10.0, 12.0 };
-#define vec_add_float4(x, y) \
- __builtin_altivec_vaddfp (x, y)
+vector int k;
+vector float f, g, h;
-#define vec_average_int4(x, y) \
- __builtin_altivec_vavgsw (x, y)
-
-typedef int int4 __attribute__ ((mode(V4SI)));
-typedef float float4 __attribute__ ((mode(V4SF)));
-
-int a1[4] __attribute__((aligned(16))) = { 100, 200, 300, 400 };
-int a2[4] __attribute__((aligned(16))) = { 500, 600, 700, 800 };
-int a3[4] __attribute__((aligned(16)));
-int addi[4] = { 600, 800, 1000, 1200 };
-int avgi[4] = { 300, 400, 500, 600 };
-
-float f1[4] __attribute__((aligned(16))) = { 1.0, 2.0, 3.0, 4.0 };
-float f2[4] __attribute__((aligned(16))) = { 5.0, 6.0, 7.0, 8.0 };
-float f3[4] __attribute__((aligned(16)));
-float addf[4] = { 6.0, 8.0, 10.0, 12.0 };
-
-int4 i, j, k;
-float4 f, g, h;
-
-void
-compare_int4 (int *a, int *b)
-{
- int i;
-
- for (i = 0; i < 4; ++i)
- if (a[i] != b[i])
- exit (1);
-}
-
-void
-compare_float4 (float *a, float *b)
-{
- int i;
-
- for (i = 0; i < 4; ++i)
- if (a[i] != b[i])
- exit (1);
-}
-
-main ()
+int main ()
{
- i = vec_load (a1);
- j = vec_load (a2);
- k = vec_add_int4 (i, j);
- vec_store (a3, k);
- compare_int4 (a3, addi);
+ k = vec_add (a1, a2);
+ if (!vec_all_eq (addi, k))
+ abort ();
- k = vec_average_int4 (i, j);
- vec_store (a3, k);
- compare_int4 (a3, avgi);
+ k = vec_avg (a1, a2);
+ if (!vec_all_eq (k, avgi))
+ abort ();
- f = (float4) vec_load (f1);
- g = (float4) vec_load (f2);
- h = vec_add_float4 (f, g);
- vec_store (f3, h);
- compare_float4 (f3, addf);
+ h = vec_add (f1, f2);
+ if (!vec_all_eq (h, addf))
+ abort ();
- exit (0);
+ return 0;
}