Re: FW: Building GCC crosscompiler for powerpc platform !!

[jf <j_f at laposte dot net>]

Manish Shah a Ãcrit :

> JF
>
> This was definitely helpful.. But the [--with-sysroot=dir] config option
> makes the build utility look for a usr/include directory within "newlib"
> sources. I am surprised at not finding the "newlib/usr/include"
> Never-the-less, the code compiles when I specify the dir variable as
> NULL. Apparently it takes the "/usr/include" for the header files. I am
> not sure if this is the right thing to do unless I test it out. 
>  
As far as I remember newlib is a small glibc so using /usr/include might 
work but it is wrong !

--with-sysroot MUST point to the targeted system root dir !
you can try to replace --with-sysroot with the deprecated option --with-header to point to the newlib include.

JF
PS : Please write to the list so that others can help too
PS2 : please forget my poor English ;-)


> Presently however, I am stuck with the following problem. 
>
> /cygdrive/c/DOCUME~1/manish/LOCALS~1/Temp/ccmMHdgv.s:4436: Error:
> Unrecognized opcode: `lvx'
> /cygdrive/c/DOCUME~1/manish/LOCALS~1/Temp/ccmMHdgv.s:4438: Error:
> Unrecognized opcode: `lvx'
> /cygdrive/c/DOCUME~1/manish/LOCALS~1/Temp/ccmMHdgv.s:4511: Error:
> Unrecognized opcode: `stvx'
> /cygdrive/c/DOCUME~1/manish/LOCALS~1/Temp/ccmMHdgv.s:4514: Error:
> Unrecognized opcode: `stvx'
>
> I am already using the latest version of binutils and I need altivec
> support in my code.
>
> Regards,
> Manish.
>
>
> -----Original Message-----
> From: gcc-owner@gcc.gnu.org [mailto:gcc-owner@gcc.gnu.org] On Behalf Of
> jf
> Sent: Tuesday, December 21, 2004 3:03 PM
> To: gcc@gnu.org
> Subject: Re: FW: Building GCC crosscompiler for powerpc platform !!
>
> [...]
>
>  
>
> > /usr/local/src/gnu/BUILD/gcc/gcc/xgcc
> >    
> -B/usr/local/src/gnu/BUILD/gcc/gcc/
> -B/usr/local/powerpc/powerpc-eabi/bin/
> -B/usr/local/powerpc/powerpc-eabi/lib/ -isystem
> /usr/local/powerpc/powerpc-eabi/include -isystem
> /usr/local/powerpc/powerpc-eabi/sys-include -c -DHAVE_CONFIG_H -O2 -g
> -O2 -I. -I/usr/local/src/gnu/gcc-3.4.0/libiberty/../include  -W -Wall
> -Wtraditional -pedantic -fPIC
> /usr/local/src/gnu/gcc-3.4.0/libiberty/regex.c -o pic/regex.o; \
>  
>
> > else true; fi
> > /usr/local/src/gnu/gcc-3.4.0/libiberty/regex.c:132: warning:
> >    
> conflicting types for built-in function 'malloc'
>  
>
> > /usr/local/src/gnu/gcc-3.4.0/libiberty/regex.c:160:25: strings.h: No such file or directory
> >    
> >
> > In file included from
> >    
> /usr/local/src/gnu/gcc-3.4.0/libiberty/../include/xregex.h
>  
>
> > :26,
> >                from
> >    
> /usr/local/src/gnu/gcc-3.4.0/libiberty/regex.c:195:
>  
>
> > y `/usr/local/src/gnu/BUILD/gcc/powerpc-eabi/libiberty'
> >
> >
> >    
> [...]
> Hello,
> It seems to me that the first error you get is
>
> /usr/local/src/gnu/gcc-3.4.0/libiberty/regex.c:160:25: strings.h: No
> such file or directory
> Isn't this file provided by newlib ?
> Did you try to add the |--with-sysroot=dir configure option
> (http://gcc.gnu.org/install/configure.html) ? I'm not sure but it may
> help.
> Please let me know if it is usefull,
>
> regards,
>
> JF
> |
>
>
>
>