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Rev 298 |
Rev 338 |
/* { dg-require-effective-target vect_int } */
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/* { dg-require-effective-target vect_int } */
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#include <stdarg.h>
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#include <stdarg.h>
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#include "tree-vect.h"
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#include "tree-vect.h"
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#define N 16
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#define N 16
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unsigned short in[N];
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unsigned short in[N];
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__attribute__ ((noinline)) unsigned int
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__attribute__ ((noinline)) unsigned int
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foo (short scale){
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foo (short scale){
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int i;
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int i;
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unsigned short j;
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unsigned short j;
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unsigned int sum = 0;
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unsigned int sum = 0;
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unsigned short sum_j;
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unsigned short sum_j;
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for (i = 0; i < N; i++) {
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for (i = 0; i < N; i++) {
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sum_j = 0;
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sum_j = 0;
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for (j = 0; j < N; j++) {
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for (j = 0; j < N; j++) {
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sum_j += j;
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sum_j += j;
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}
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}
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sum += ((unsigned int) in[i] * (unsigned int) sum_j) >> scale;
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sum += ((unsigned int) in[i] * (unsigned int) sum_j) >> scale;
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}
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}
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return sum;
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return sum;
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}
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}
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__attribute__ ((noinline)) unsigned short
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__attribute__ ((noinline)) unsigned short
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bar (void)
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bar (void)
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{
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{
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unsigned short j;
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unsigned short j;
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unsigned short sum_j;
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unsigned short sum_j;
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sum_j = 0;
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sum_j = 0;
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for (j = 0; j < N; j++) {
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for (j = 0; j < N; j++) {
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sum_j += j;
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sum_j += j;
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}
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}
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return sum_j;
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return sum_j;
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}
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}
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int main (void)
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int main (void)
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{
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{
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int i;
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int i;
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unsigned short j, sum_j;
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unsigned short j, sum_j;
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unsigned int sum = 0;
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unsigned int sum = 0;
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unsigned int res;
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unsigned int res;
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check_vect ();
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check_vect ();
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for (i=0; i<N; i++){
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for (i=0; i<N; i++){
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in[i] = i;
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in[i] = i;
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}
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}
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res = foo (2);
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res = foo (2);
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/* check results: */
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/* check results: */
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for (i=0; i<N; i++)
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for (i=0; i<N; i++)
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{
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{
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sum_j = bar ();
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sum_j = bar ();
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sum += ((unsigned int) in[i] * (unsigned int) sum_j) >> 2;
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sum += ((unsigned int) in[i] * (unsigned int) sum_j) >> 2;
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}
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}
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if (res != sum)
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if (res != sum)
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abort ();
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abort ();
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return 0;
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return 0;
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}
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}
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/* { dg-final { scan-tree-dump-times "OUTER LOOP VECTORIZED." 1 "vect" { target vect_widen_mult_hi_to_si } } } */
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/* { dg-final { scan-tree-dump-times "OUTER LOOP VECTORIZED." 1 "vect" { target vect_widen_mult_hi_to_si } } } */
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/* { dg-final { cleanup-tree-dump "vect" } } */
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/* { dg-final { cleanup-tree-dump "vect" } } */
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