Hi, Jan Nieuwenhuizen <jann...@gnu.org> skribis:
> Ludovic Courtès writes: > > Hello, > >> Jan Nieuwenhuizen <jann...@gnu.org> skribis: >> >>> Attempting to reconfigure a i686-linux guix system to a Hurd system, I >>> found that the Grub(-minimal) cross build fails like this >>> >>> i586-pc-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -Wall -W >>> -DGRUB_MACHINE_PCBIOS=1 -DGRUB_MACHINE=I386_PC -m32 -nostdinc >>> -isystem >>> /gnu/store/5s0ldm31100d9ix15d1lmbsvi0aa77pq-gcc-cross-i586-pc-gnu-7.5.0-lib/lib/gcc/i586-pc-gnu/7.5.0/include >>> -I../include -I../include -DGRUB_FILE=\"lib/cmos_datetime.c\" > > [..] >>> lib/.deps-core/datetime_module-cmos_datetime.Tpo -c -o >>> lib/datetime_module-cmos_datetime.o `test -f 'lib/cmos_datetime.c' >>> || echo './'`lib/cmos_datetime.c >>> lib/i386/relocator64.S: Assembler messages: >>> lib/i386/relocator64.S:66: Error: unknown pseudo-op: `.code64' >>> lib/i386/relocator64.S:74: Error: bad register name `%rax' >>> lib/i386/relocator64.S:98: Error: bad register name `%rax' >>> lib/i386/relocator64.S:132: Error: bad register name `%rip)' >> >> Interesting. Why doesn’t it happen when doing: >> >> guix build grub-minimal -s i686-linux >> >> ? That’s because ‘as’ supports ‘.code64’ there? > > Ah, that could be a switch! I imagined ".code64" was not supported, > "just like" using 64-bit registers. Yeah I didn’t know about the existence of such a thing but the manual has it (info "(as) i386-16bit"). > Pushed to master as cd6b0910dc471afb76677109625af0a42ce3056a Cool, thanks! Ludo’.
