[MITgcm-support] LOOP WAS VECTORIZED

["Ángel G. Muñoz"]

Hi Li,

I think there is no problem with that. It is a normal message from the 
compiler.

Cheers

q li escribió:
> Hi all,
>  
> Recently I am using the MITgcm at a cluster with AMD64 cpu, together 
> with ifort (9.1.040) and mpich (2.1.2). I received a message called 
> "remark: LOOP WAS VECTORIZED". I googled "MITgcm remark: LOOP WAS 
> VECTORIZED" and nothing feeds back. I am wondering if any MITgcmer had 
> this problem. Then I keep searching and found someone said this is 
> related to "optimization switches", then he suggest to add "-ftz -ip 
> -ipo -parallel -axP " (see 
> http://lists.apple.com/archives/fortran-dev/2006/Apr/msg00035.html). 
> It does not show these "remark" messages immediately, but they show up 
> together in the end of "make". I do the internal wave test in both 
> way. The results "look" fine and exactly same.
>  
> My question is
> (1) Are these "remark" messages a warning or error? Will they 
> influence my calculation?
>  
> (2) Any way to avoid it?
>  
> (3) Is any special setting for me to use Intel's ifort on a AMD64 cluster?
>  
> $ mpif77 -w95 -W0 -WB -convert big_endian -assume byterecl -fPIC  -O2 
> -align -xW -ip -c chksum_tiled.f
> chksum_tiled.f(722) : (col. 9) remark: LOOP WAS VECTORIZED.
> chksum_tiled.f(733) : (col. 9) remark: LOOP WAS VECTORIZED.
> $ mpif77 -w95 -W0 -WB -convert big_endian -assume byterecl -fPIC  -O2 
> -align -xW -ip -c -ftz -ip -ipo -parallel -axP chksum_tiled.f
> Regards,
>  
> Li
>
> ------------------------------------------------------------------------
>
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