This is the mail archive of the
gcc@gcc.gnu.org
mailing list for the GCC project.
Re: Porting GCC to 8051-Microcontroler: memory layout
- To: Alan Lehotsky <lehotsky at tiac dot net>
- Subject: Re: Porting GCC to 8051-Microcontroler: memory layout
- From: Stephane Carrez <stcarrez at worldnet dot fr>
- Date: Sun, 09 Jan 2000 10:09:33 +0100
- CC: Anja Müller <Mueller-Lehnitz at t-online dot de>, gcc at gcc dot gnu dot org, "Martin v. Loewis" <martin at loewis dot home dot cs dot tu-berlin dot de>, Joern Rennecke <amylaar at cygnus dot co dot uk>, Richard Hadsell <hadsell at blueskystudios dot com>
- References: <3877691B.EFBEF49E@t-online.de> <3877B4C3.BE010649@worldnet.fr> <v04220802b49d71144a30@[192.168.1.254]>
Hi!
Alan Lehotsky wrote:
>
> >The macro is also used for GCC pseudo registers and they
> >must accept all modes. So, if (regno >= FIRST_PSEUDO_REGISTER) return 1
>
> Are you sure about this? None of my ports have handled pseudos
> here and the documentation says it only is called for hard
> registers....
Ooops! You are right! I was thinking of other places where we have
to handle/accept GCC pseudos (like sometimes in REG_OK_FOR_BASE_P).
Sorry...
Stephane
-----------------------------------------------------------------------
Home Office
E-mail: stcarrez@worldnet.fr Stephane.Carrez@sun.com
WWW: http://home.worldnet.fr/stcarrez http://www.sun.com
Mail: 17, rue Foucher Lepelletier 6, avenue Gustave Eiffel
92130 Issy Les Moulineaux 78182 Saint Quentin en Yvelines
France