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/* { dg-options "-mdejagnu-cpu=power9 -O2" } */
/* { dg-require-effective-target powerpc_vsx } */
/* Expliot vector absolute difference unsigned. */
#define N 128
#define PRAGMA(X) _Pragma (#X)
#define UNROLL0 PRAGMA (GCC unroll 0)
#define TEST1(TYPE) \
void test1_##TYPE (unsigned TYPE *restrict a, unsigned TYPE *restrict b, \
unsigned TYPE *restrict out) \
{ \
UNROLL0 \
for (int i = 0; i < N; i++) \
out[i] = __builtin_abs (a[i] - b[i]); \
}
TEST1(char)
TEST1(short)
#define TEST2(TYPE1, TYPE2, FUNC) \
void test2_##TYPE1 (unsigned TYPE1 *restrict a, unsigned TYPE1 *restrict b, \
unsigned TYPE1 *restrict out) \
{ \
UNROLL0 \
for (int i = 0; i < N; i++) \
out[i] = __builtin_##FUNC ((TYPE2) a[i] - (TYPE2) b[i]); \
}
TEST2(char, int, abs)
TEST2(short, int, abs)
TEST2(int, long long, llabs)
/* { dg-final { scan-assembler-times {\mvabsdub\M} 2 } } */
/* { dg-final { scan-assembler-times {\mvabsduh\M} 2 } } */
/* { dg-final { scan-assembler-times {\mvabsduw\M} 1 } } */
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