Adding a new reduction pattern match for vectorizing code similar to TSVC s3111:
for (int i = 0; i < N; i++) if (a[i] > b) sum += a[i];
This patch adds support for fadd, fsub and fmull, as well as multiple
branches and different (but compatible) instructions (ex. add+sub) in
I have forwarded to trunk, added fsub and fmul functionality and
additional tests, but the credit goes to Takahiro, who did most of the
Patch by Takahiro Miyoshi <email@example.com>.