Re: PRE_DEC, POST_INC

2009-08-11 Thread Florent Defay
Thank you. > I am assuming you already have basic generation of auto-incs and you > have your definitions for legitimate{legitimize}_address all set up > correctly. Well, I think they are. But the problem could be this. Here are cuts from the machine description dealing with auto-inc-dec: #defin

RE: PRE_DEC, POST_INC

2009-08-07 Thread Bingfeng Mei
ilto:gcc-ow...@gcc.gnu.org] On > Behalf Of Ramana Radhakrishnan > Sent: 07 August 2009 14:11 > To: Florent Defay > Cc: gcc@gcc.gnu.org > Subject: Re: PRE_DEC, POST_INC > > On Fri, Aug 7, 2009 at 1:33 PM, Florent > Defay wrote: > > Hi, > > > > I am working on

Re: PRE_DEC, POST_INC

2009-08-07 Thread Ramana Radhakrishnan
On Fri, Aug 7, 2009 at 1:33 PM, Florent Defay wrote: > Hi, > > I am working on a new port. > > The target machine supports post-increment and pre-decrement > addressing modes. These modes are twice faster than indexed mode. > It is important for us that GCC consider them well. GCC does support ge