Viewing file:  pr92132-int-1.c (2.18 KB) -rw-r--r--
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/* { dg-do run } */
/* { dg-require-effective-target p8vector_hw } */
/* { dg-options "-O2 -ftree-vectorize -mdejagnu-cpu=power8 -fno-vect-cost-model -fdump-tree-vect-details" } */
/* To test condition reduction vectorization, where comparison operands are of
signed long long type and condition true/false values are integer type. */
#include <math.h>
extern void
abort (void) __attribute__ ((noreturn));
#define N 27
#define FP_TYPE signed long long
__attribute__ ((noinline)) int
test_eq (FP_TYPE *a, FP_TYPE min_v)
{
int last = 0;
for (int i = 0; i < N; i++)
if (a[i] == min_v)
last = i;
return last;
}
__attribute__ ((noinline)) int
test_ne (FP_TYPE *a, FP_TYPE min_v)
{
int last = 0;
for (int i = 0; i < N; i++)
if (a[i] != min_v)
last = i;
return last;
}
__attribute__ ((noinline)) int
test_gt (FP_TYPE *a, FP_TYPE min_v)
{
int last = 0;
for (int i = 0; i < N; i++)
if (a[i] > min_v)
last = i;
return last;
}
__attribute__ ((noinline)) int
test_ge (FP_TYPE *a, FP_TYPE min_v)
{
int last = 0;
for (int i = 0; i < N; i++)
if (a[i] >= min_v)
last = i;
return last;
}
__attribute__ ((noinline)) int
test_lt (FP_TYPE *a, FP_TYPE min_v)
{
int last = 0;
for (int i = 0; i < N; i++)
if (a[i] < min_v)
last = i;
return last;
}
__attribute__ ((noinline)) int
test_le (FP_TYPE *a, FP_TYPE min_v)
{
int last = 0;
for (int i = 0; i < N; i++)
if (a[i] <= min_v)
last = i;
return last;
}
int
main (void)
{
int ret = 0;
FP_TYPE a1[N] = {11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 1, 2, 3, 4,
5, 6, 7, 8, 9, 10, 21, 22, 23, 24, 25, 26, 27};
FP_TYPE a2[N] = {21, 22, 23, 24, 25, 26, 27, 28, 29, 10, 11, 12, 13, 14,
15, 16, 17, 18, 19, 20, 1, 2, 3, 4, 5, 6, 7};
ret = test_eq (a1, 10);
if (ret != 19)
abort ();
ret = test_ne (a1, 10);
if (ret != 26)
abort ();
ret = test_gt (a2, 10);
if (ret != 19)
abort ();
ret = test_ge (a2, 10);
if (ret != 19)
abort ();
ret = test_lt (a1, 10);
if (ret != 18)
abort ();
ret = test_le (a1, 10);
if (ret != 19)
abort ();
return 0;
}
/* { dg-final { scan-tree-dump-times "LOOP VECTORIZED" 6 "vect" } } */
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