[PATCH v2 1/2] powerpc: Fix building of feature-fixup tests on ppc32

Segher Boessenkool segher at kernel.crashing.org
Thu Jul 3 09:31:13 EST 2008


>> We need to use PPC_LCMPI otherwise we get compile errors like:
>>
>> arch/powerpc/lib/feature-fixups-test.S: Assembler messages:
>> arch/powerpc/lib/feature-fixups-test.S:142: Error: Unrecognized 
>> opcode: `cmpdi'
>> arch/powerpc/lib/feature-fixups-test.S:149: Error: Unrecognized 
>> opcode: `cmpdi'
>> arch/powerpc/lib/feature-fixups-test.S:164: Error: Unrecognized 
>> opcode: `cmpdi'
>
> Sorry, I definitely built (and booted) a 32-bit config, so I'm not sure
> how I missed that. What toolchain are you using?

It's more interesting to hear what version of GCC and GAS _you_ are
using :-)

Does it allow 64-bit-only opcodes with -a32?  Does the build system
somehow not pass -a32 for you?


Segher




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