Viewing file:  vect-abs.c (2.62 KB) -rw-r--r--
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/* { dg-do run } */
/* { dg-options "-O3 -std=c99" } */
#include "limits.h"
extern void abort (void);
#define N 16
#include "vect-abs.x"
#define SET_VEC(size, type) void set_vector_##size (pRINT##size a) \
{ \
int i; \
for (i=0; i<N; i++) \
a[i] = (type##_MIN) + (i + 1); \
}
#define SET_RVEC(size, type) void set_rvector_##size (pRINT##size a) \
{ \
int i; \
for (i=0; i<N; i++) \
a[i] = type##_MAX - i; \
}
#define CHECK_VEC(size) void check_vector_##size (pRINT##size a, \
pRINT##size b) \
{ \
int i; \
for (i=0; i<N; i++) \
if (a[i] != b[i]) \
abort (); \
}
SET_RVEC (8, SCHAR)
SET_RVEC (16, SHRT)
SET_RVEC (32, INT)
SET_RVEC (64, LLONG)
void
set_rvector_long (pRLONG a)
{
int i;
for (i=0; i<N; i++)
a[i] = (LONG_MAX) - i;
}
SET_VEC (8, SCHAR)
SET_VEC (16, SHRT)
SET_VEC (32, INT)
SET_VEC (64, LLONG)
void
set_vector_long (long *__restrict__ a)
{
long i;
for (i=0; i<N; i++)
a[i] = (LONG_MIN) + i + 1;
}
CHECK_VEC (8)
CHECK_VEC (16)
CHECK_VEC (32)
CHECK_VEC (64)
void
check_vector_long (long *__restrict__ a, long *__restrict__ b)
{
long i;
for (i=0; i<N; i++)
if (a[i] != b[i])
abort ();
}
int main (void)
{
signed char a8[N];
short a16[N];
int a32[N];
long long a64[N];
/* abs () from stdlib. */
int alib32[N];
long alibl[N];
signed char b8[N];
short b16[N];
int b32[N];
long long b64[N];
/* abs () from stdlib. */
long blibl[N];
signed char abs_vector_8[N];
short abs_vector_16[N];
int abs_vector_32[N];
long long abs_vector_64[N];
long abs_vector_long[N];
/* Set up result vectors. */
set_rvector_8 (abs_vector_8);
set_rvector_16 (abs_vector_16);
set_rvector_32 (abs_vector_32);
set_rvector_long (abs_vector_long);
set_rvector_64 (abs_vector_64);
/* Set up inputs. */
set_vector_8 (b8);
set_vector_16 (b16);
set_vector_32 (b32);
set_vector_64 (b64);
set_vector_long (blibl);
/* Calculate their absolute values. */
absolute_s8 (a8, b8);
absolute_s16 (a16, b16);
absolute_s32 (a32, b32);
absolute_s64 (a64, b64);
/* abs () from stdlib. */
absolute_s32_lib (alib32, b32);
absolute_l32_lib (alibl, blibl);
/* Check. */
check_vector_8 (a8, abs_vector_8);
check_vector_16 (a16, abs_vector_16);
check_vector_32 (a32, abs_vector_32);
check_vector_64 (a64, abs_vector_64);
check_vector_32 (alib32, abs_vector_32);
check_vector_long (alibl, abs_vector_long);
return 0;
}
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