Retro68/gcc/libgomp/testsuite/libgomp.oacc-c-c++-common/vred2d-128.c
Wolfgang Thaller 6fbf4226da gcc-9.1
2019-06-20 20:10:10 +02:00

56 lines
1.2 KiB
C

/* Test large vector lengths. */
#include <assert.h>
#define n 10000
int a1[n], a2[n];
#define gentest(name, outer, inner) \
void name () \
{ \
long i, j, t1, t2, t3; \
_Pragma(outer) \
for (i = 0; i < n; i++) \
{ \
t1 = 0; \
t2 = 0; \
_Pragma(inner) \
for (j = i; j < n; j++) \
{ \
t1++; \
t2--; \
} \
a1[i] = t1; \
a2[i] = t2; \
} \
for (i = 0; i < n; i++) \
{ \
assert (a1[i] == n-i); \
assert (a2[i] == -(n-i)); \
} \
} \
gentest (test1, "acc parallel loop gang vector_length (128) firstprivate (t1, t2)",
"acc loop vector reduction(+:t1) reduction(-:t2)")
gentest (test2, "acc parallel loop gang vector_length (128) firstprivate (t1, t2)",
"acc loop worker vector reduction(+:t1) reduction(-:t2)")
gentest (test3, "acc parallel loop gang worker vector_length (128) firstprivate (t1, t2)",
"acc loop vector reduction(+:t1) reduction(-:t2)")
gentest (test4, "acc parallel loop firstprivate (t1, t2)",
"acc loop reduction(+:t1) reduction(-:t2)")
int
main ()
{
test1 ();
test2 ();
test3 ();
test4 ();
return 0;
}