Re: [PATCH] Vectorize inductions that are live after the loop.

2016-05-24 Thread Richard Biener
On Mon, May 23, 2016 at 2:53 PM, Alan Hayward wrote: > > Thanks for the review. > > On 23/05/2016 11:35, "Richard Biener" wrote: > >> >>@@ -6332,79 +6324,81 @@ vectorizable_live_operation (gimple *stmt, >> stmt_vec_info stmt_info = vinfo_for_stmt (stmt); >> loop_vec_info loop_vinfo = STMT_VIN

Re: [PATCH] Vectorize inductions that are live after the loop.

2016-05-23 Thread Alan Hayward
Thanks for the review. On 23/05/2016 11:35, "Richard Biener" wrote: > >@@ -6332,79 +6324,81 @@ vectorizable_live_operation (gimple *stmt, > stmt_vec_info stmt_info = vinfo_for_stmt (stmt); > loop_vec_info loop_vinfo = STMT_VINFO_LOOP_VINFO (stmt_info); > struct loop *loop = LOOP_VINFO_LOO

Re: [PATCH] Vectorize inductions that are live after the loop.

2016-05-23 Thread Richard Biener
On Mon, May 23, 2016 at 11:28 AM, Alan Hayward wrote: > Vectorize inductions that are live after the loop. > > Stmts which are live (ie: defined inside a loop and then used after the > loop) > are not currently supported by the vectorizer. In many cases > vectorization can > still occur because t