Sorry for the slow reply, been away.
Matthew Fortune <matthew.fort...@imgtec.com> writes:
> Richard Sandiford <rdsandif...@googlemail.com> writes:
>> Robert Suchanek <robert.sucha...@imgtec.com> writes:
>> > @@ -771,7 +771,8 @@ struct mips_cpu_info {
>> >
>> > /* Infer a -mnan=2008 setting from a -mips argument. */
>> > #define MIPS_ISA_NAN2008_SPEC \
>> > - "%{mnan*:;mips32r6|mips64r6:-mnan=2008}"
>> > + "%{mnan*:;mips32r6|mips64r6:-mnan=2008;march=m51*: \
>> > + %{!msoft-float:-mnan=2008}}"
>>
>> Did you need this, or was it for completeness? MIPS_ISA_NAN2008_SPEC
>> should only be used after MIPS_ISA_LEVEL_SPEC, so I would have expected
>> the mips32r6|mips64r6: case to fire for -march=m51* too, ahead of the
>> new case.
>
> The m5100 is a MIPS32R5 but with a NAN2008 FPU which is why there is the
> special case. The soft-float case is to try and limit the number of
> multilib variants required so we stick to nan legacy for softfloat by
> default.
Ah, OK. In that case please ignore me :-)
Thanks,
Richard
