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Re: ARM hard-float ABI: add ldconfig flag value
Hi Joseph,
On Wed, Aug 08, 2012 at 08:01:57PM +0000, Joseph S. Myers wrote:
>On Wed, 8 Aug 2012, Steve McIntyre wrote:
>
>> How about the following patch? I've discussed this approach with the
>> ARM ABI folks and they're happy to go with it, I hope you are
>> too. Rather than use up any more of the e_flags flag space, I'm
>> proposing to re-use some of the older flags as Roland suggested. The
>> old flags
>>
>> #define EF_ARM_SOFT_FLOAT 0x200
>> #define EF_ARM_VFP_FLOAT 0x400
>>
>> are only valid for really old versions of the ARM ABI, so for EABI v5
>> (the current ABI) I'm proposing to add new names for the same values:
>>
>> #define EF_ARM_EABI_FLOAT_SOFT 0x200
>> #define EF_ARM_EABI_FLOAT_HARD 0x400
>>
>> which will specifically only be used with that ABI version.
>
>Could you please point to a public statement from the ARM ABI maintainers
>about the reservation of these values for the next ABI revision, and the
>semantics being assigned to them?
There isn't one *yet*, we're waiting on your review before going
ahead. If you're happy with the approach here then we'll make that
happen ASAP.
Cheers,
--
Steve McIntyre steve.mcintyre@linaro.org
<http://www.linaro.org/> Linaro.org | Open source software for ARM SoCs