Re: [Ltib] a's in integer output

[Stuart Hughes]

Hi Tobi,

Try the newer freescale-coldfire-m68k-linux-gnu-4.1-30.i686.rpm, maybe
that will fix the problem.  Can you let me know what you find.

Thanks, Stuart

On Tue, 2007-01-23 at 13:58 +0100, Tobias Simon wrote:
> Hello Stuart,
> 
> Here comes my CONFIG_TOOLCHAIN:
> "mtwk-lnx-cfv4e-gcc-3.4.0-glibc-2.3.2-v4e-0.28-8.i686.rpm"
> 
> and my CONFIG_TOOLCHAIN_CFLAGS:
> "-mcfv4e"
> 
> These settings were stolen from an earlier version of the "mcf547x_8x" 
> platform. I will now try it with the 4.1 toolchain.
> 
> Regards,
> Tobi
> 
> > Hi Tobi,
> >
> > Can you send me a copy of your config/platform/<target>/.config, or let
> > me know what the values of CONFIG_TOOLCHAIN and CONFIG_TOOLCHAIN_CFLAGS
> >
> > I notice in CVS that for the cobra5475 it is
> > mtwk-lnx-cfv4e-gcc-3.4.0-glibc-2.3.2-v4e-0.28-8.i686.rpm, if you're
> > using that, you could try adding a later toolchain that we have for the
> > mcf547x_8x with a patch like this:
> >
> > diff -u -r1.6 -r1.9
> > --- config/platform/mcf547x_8x/main.lkc 24 May 2006 15:41:23 -0000      1.6
> > +++ config/platform/mcf547x_8x/main.lkc 11 Dec 2006 10:42:58 -0000      1.9
> > @@ -42,7 +42,7 @@
> >  comment "Choose your toolchain"
> >  choice
> >      prompt "Toolchain"
> > -    default TOOLCHAIN1
> > +    default TOOLCHAIN2
> >      help
> >          This menu will help you choose the cross toolchain to use to build
> >          your packages with.  If you choose none, you can enter the
> > @@ -51,6 +51,8 @@
> >
> >      config TOOLCHAIN1
> >          bool "gcc-3.4.0-glibc-2.3.2 (for v4e)" if GLIBC
> > +    config TOOLCHAIN2
> > +        bool "gcc-4.1 for v4e" if GLIBC
> >      config TOOLCHAIN_CUSTOM
> >          bool "custom"
> >  endchoice
> > @@ -58,10 +60,12 @@
> >  config TOOLCHAIN
> >      string
> >      default mtwk-lnx-cfv4e-gcc-3.4.0-glibc-2.3.2-v4e-0.28-8.i686.rpm if
> > TOOLCHAIN1 +    default freescale-coldfire-m68k-linux-gnu-4.1-30.i686.rpm
> > if TOOLCHAIN2
> >
> >  config TOOLCHAIN_PATH
> >      string
> >      default "/opt/mtwk/usr/local/m68k-linux/gcc-3.4.0-glibc-2.3.2-v4e" if
> > TOOLCHAIN1 +    default
> > "/opt/freescale/usr/local/gcc-4.1-glibc-2.3/m68k-glibc/freescale-coldfire-4
> >.1" if TOOLCHAIN2 string "Supply your toolchain path" if TOOLCHAIN_CUSTOM
> >
> >  config CUSTOM_TOOLCHAIN_PREFIX
> > @@ -73,6 +77,7 @@
> >  config TOOLCHAIN_PREFIX
> >      string
> >      default "m68k-linux-" if TOOLCHAIN1
> > +    default "m68k-linux-gnu-" if TOOLCHAIN2
> >      default CUSTOM_TOOLCHAIN_PREFIX if TOOLCHAIN_CUSTOM
> >
> >  config TOOLCHAIN_CFLAGS
> >
> >
> > It you add this toolchain you'll need to run ./ltib --configure and
> > select the new toolchain.  It will force a full rebuilt.
> >
> > If this is the fix, then I'll let the Coldfire team know that there is a
> > problem with that toolchain.
> >
> > Regards, Stuart
> >
> > On Tue, 2007-01-23 at 09:05 +0100, Tobias Simon wrote:
> > > Hello List,
> > >
> > > I found out that the a's replace the 0's. I was able to write two
> > > programs (one not working correctly, one working correctly):
> > >
> > > not working (prints a's):
> > >
> > > int main(void)
> > > {
> > >   unsigned int i, size = 100;
> > >   for (i = 0; i < 100; i++)
> > >      printf("%2llu %% complete\n", (unsigned long long)i * 100 / size);
> > >   return(0);
> > > }
> > >
> > >
> > > working:
> > >
> > > int main(void)
> > > {
> > >   unsigned int i, size = 100;
> > >   for (i = 0; i < 100; i++)
> > >      printf("%2lu %% complete\n", (unsigned long)i * 100 / size);
> > >   return(0);
> > > }
> > >
> > > I use linux-2.6.10-cf-COBRA5475 but I don't think it's a Kernel Problem.
> > > It seems to be the compiler or glibc.
> > >
> > > Regards,
> > > Tobi
>