| /* { dg-do compile } */ |
| /* { dg-require-effective-target vect_int } */ |
| /* { dg-require-effective-target vect_int_mult } */ |
| /* { dg-require-effective-target vect_pack_trunc } */ |
| /* { dg-require-effective-target vect_unpack } */ |
| |
| void train(short *t, short *w, int n, int err) |
| { |
| n=(n+7)&-8; |
| for (int i=0; i<n; ++i) |
| { |
| int wt=w[i]+((t[i]*err*2>>16)+1>>1); |
| if (wt<-32768) wt=-32768; |
| if (wt>32767) wt=32767; |
| w[i]=wt; |
| } |
| } |
| |
| /* { dg-final { scan-tree-dump "vectorized 1 loops" "vect" { xfail vect_no_int_min_max } } } */ |