On Wednesday 16 October 2013 04:23:17 Sedat Dilek wrote: > On Wed, Oct 16, 2013 at 9:04 AM, Mike Frysinger wrote: > > On Tuesday 15 October 2013 15:00:40 Khem Raj wrote: > >> On Oct 15, 2013, at 10:30 AM, Steve Ellcey wrote: > >> > I have a question about endiness and uclibc. I am trying to build > >> > multiple versions of uclibc for MIPS, including big and little endian > >> > versions. What I notice is that in Rules.mak there are lines: > >> > > >> > CPU_LDFLAGS-$(ARCH_LITTLE_ENDIAN) += -Wl,-EL > >> > CPU_LDFLAGS-$(ARCH_BIG_ENDIAN) += -Wl,-EB > >> > > >> > to add -EL or -EB to linker commands (this seems to be generic for all > >> > architectures). > >> > > >> > What I do not see is any generic (or MIPS specific) code to add -EL or > >> > -EB to CPU_CFLAGS (or CPU_FLAGS-y to be exact). I am wondering if > >> > there is a specific reason for this? Right now the uclibc build > >> > seems to assume that the compiler I am using to build uclibc will > >> > always generate the correct endiness without any flags. > >> > >> That was consensus we had some time ago. Otherwise these flags were > >> getting too many and difficult to deal with. > > > > well, i think that was more focused on cpu/arch/tune flags. we still > > have endian flags in there for various targets. adding the right logic > > for mips would be OK imo. > > As the Freetz router project had to deal with BE/LE issues, we (yes, I > was more active these days) decided to define the Kconfig logic in: > > extra/Configs/Config.mips > > ...and added the the CPU_FLAGS-* (CPU optimization etc.) stuff to... > > Rules.mak > > Please see the patch in [1] for more details.
that patch is exactly the sort of thing we are not adding more support for -mike
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