On Fri, 2020-11-13 at 18:50 -0600, Segher Boessenkool wrote: > On Fri, Nov 13, 2020 at 04:37:38PM -0800, Fāng-ruì Sòng wrote: > > On Fri, Nov 13, 2020 at 4:23 PM Segher Boessenkool > > <seg...@kernel.crashing.org> wrote: > > > On Fri, Nov 13, 2020 at 12:14:18PM -0800, Nick Desaulniers wrote: > > > > > > > Error: invalid switch -me200 > > > > > > > Error: unrecognized option -me200 > > > > > > > > > > > > 251 cpu-as-$(CONFIG_E200) += -Wa,-me200 > > > > > > > > > > > > Are those all broken configs, or is Kconfig messed up such that > > > > > > randconfig can select these when it should not? > > > > > > > > > > Hmmm, looks like this flag does not exist in mainline binutils? > > > > > There is > > > > > a thread in 2010 about this that Segher commented on: > > > > > > > > > > https://lore.kernel.org/linuxppc-dev/9859e645-954d-4d07-8003-ffcd2391a...@kernel.crashing.org/ > > > > > > > > > > Guess this config should be eliminated? > > > > > > The help text for this config options says that e200 is used in 55xx, > > > and there *is* an -me5500 GAS flag (which probably does this same > > > thing, too). But is any of this tested, or useful, or wanted? > > > > > > Maybe Christophe knows, cc:ed. > > > > CC Alan Modra, a binutils global maintainer. > > > > Alan, can the few -Wa,-m* options deleted from arch/powerpc/Makefile ? > > All the others work fine (and are needed afaics), it is only -me200 that > doesn't exist (in mainline binutils). Perhaps -me5500 will work for it > instead.
According to Wikipedia e200 is from mpc55xx (for which I don't see any platform support having ever been added). e5500 is completely different (64- bit version of e500mc). -Scott
