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

PRE_DEC, POST_INC

2009-08-07 Thread Florent Defay
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. I wrote emails to gcc-help and I was told that GCC was not so good at pre/post-dec/in

real_format_for_mode / Porting GCC on a new arch

2009-02-25 Thread Florent DEFAY
Hi, I would like to know more about REAL_MODE_FORMAT and real_format_for_mode. I'm sorry because I already posted this email in gcc-help mailing-list but there was no answer and maybe its right place is here ? I am working on a port of GCC. The new xgcc generated crashes this way : Program rece