Mike Frysinger wrote: > On Sunday 12 July 2009 14:29:46 Wolfgang Denk wrote: >> Jean-Christophe PLAGNIOL-VILLARD wrote: >>>> Right. And each of these is supposed to come with it's own version of >>>> libgcc, configured exactly for the requirements of this specific >>>> version and configuration of GCC. >>> the problem is that it's not really possible on arm >>> because you will need a toolchain for u-boot and an other for the >>> userland and in somecase an other for the kernel >> You mean it is impossible to build a tool chain for ARM that can be >> used to build U-Boot, Linux, and user space code? I can't believe >> that ARM support in GCC is that seriously broken. > > basically, that is correct. arm's libgcc is just that whacky because of all > the different ABIs that exist. although citing the Linux kernel here may not > be appropriate because they specifically avoid libgcc -- because it's so > screwed up. > > last i looked, some of the math functions in arm's libgcc depended on C > library functions (like raise() and abort()). this is the kind of stuff Jean > is trying to avoid.
Yes, this is my understanding, too. Conclusion seems to be that we can get this feature/functionality if it is configurable using the way Wolfgang proposed in http://lists.denx.de/pipermail/u-boot/2009-July/056185.html Best regards Dirk _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot
