Merged, please check if I missed something. Jocke
> -----Original Message----- > From: Steve Papacharalambous [mailto:[EMAIL PROTECTED] > Sent: den 20 mars 2007 08:55 > To: Joakim Tjernlund > Cc: [email protected] > Subject: RE: e500 libm patches. > > Hi Jocke, > > Thanks for getting back to me about the e500 uClibc libm patches. > Please see in line answers, > > Best regards, > > Steve > > On Sat, 2007-03-17 at 17:58 +0100, Joakim Tjernlund wrote: > > Hi Steve > > > > I started to look at your math patches again :) > > > > > -----Original Message----- > > > From: Steve Papacharalambous [mailto:[EMAIL PROTECTED] > > > Sent: den 23 februari 2007 14:22 > > > To: [email protected] > > > Cc: Joakim Tjernlund > > > Subject: e500 libm patches. > > > > > > Hi, > > > > > > I've done an initial port of the e500 libm fpu code to uclibc, and > > > modified them to include the comments from Joakim Tjernlund. > > > > > > These patches can be downloaded from the website: > > > http://www.bitshrine.org/gpp/ > > > > > > The patches move all the existing code in libm/powerpc to > > > libm/powerpc/classic and put the e500 code in libm/e500/fpu > > > > > > Patch #1: > > > > http://www.bitshrine.org/gpp/uclibc-20070119-e500-libm-classic.patch > > > > > > This patch move all the existing files in libm/powerpc to > > > libm/powerpc/classic. > > > > > > Patch #2: > > > http://www.bitshrine.org/gpp/uclibc-20070216-e500-libm-e500.patch > > > > > > This patch add e500 code to libm/powerpc/e500 and > > > libm/powerpc/e500/fpu > > > > > > Patch #3: > > > > http://www.bitshrine.org/gpp/uclibc-20070216-e500-libm-string.patch > > > > > > This patch add the e500 string conversion functions. > > > > There are a lot of string funs(ato..., strto..) that nobody > > uses. Who is the user? gcc? > > These will be used by the printf and scanf extensions for the e500 to > add long double support. I haven't done the patches to the printf and > scanf functions needed to use these functions yet as I was > waiting until > all the main e500 code had been merged. > > However if you want to drop long double support for now we can just > ignore the patch: uclibc-20070216-e500-libm-string.patch and we can > look at this later on. > > > Is it possible to build a non math enabled uClibc system? > > > > Not sure what you mean here? If you're asking whether uClibc can be > configured and built for e500 and soft float then the answer is yes. > > > The file machine-ieeefp.h contains a lot of non powerpc > > code, why is this file placed here? > > Mainly because this it is only used by the string functions and it was > in the local directory in the glibc port, so I left it in the > same place > for the uClibc port. > > However, if you want to ignore support for long double for the time > being and not apply the libm-string patch mentioned above, then > machine-ieeefp.h will not exist. > > > > > There also appers to be long double support in here > > and uClibc does not support long double yet and when > > it does there will probably be wrapper funs that > > maps the long double to just double to keep the > > size down. Lets drop long double for now. > > The removal of the libm-string patch should remove all the long double > support code. > > > > > fprrest.c fprsave.c are empty files > > > > Deleted. > > > There are a few: > > versioned_symbol (libm, __feclearexcept, feclearexcept, GLIBC_2_2); > > that's is very glibc only ATM. > > > > Removed these lines. > > > > > Please send new patches relative these and not against SVN as I > > have already applied these patches locally. > > OK. > > New patch: uclibc-20070216-e500-libm-e500-02.patch attached. > > Summary: > -------- > > 1/ uclibc-20070119-e500-libm-classic.patch is unchanged. > > 2/ uclibc-20070216-e500-libm-e500.patch replaced with > uclibc-20070216-e500-libm-e500-02.patch which is attached to > this email. > > 3/ uclibc-20070216-e500-libm-string.patch no longer needed > until support > for long double implemented. > > > > > Jocke > > > > > > > > Patch #4: > > > > http://www.bitshrine.org/gpp/uclibc-20070119-e500-libm-changes.patch > > > > > > This patch make the changes to the Makefiles to build the > appropriate > > > set of powerpc code. > > > > > > I'd be willing to help with the effort to get the patches > merged and > > > maintained, > > > > > > > > > Best regards, > > > > > > Steve > > > > > > > > > > > > > > > > > > > _______________________________________________ uClibc mailing list [email protected] http://busybox.net/cgi-bin/mailman/listinfo/uclibc
