how to compile glibc to pure arm instructions?

[Zheng Junling]

On 2014/6/4 1:44, Roland McGrath wrote:
> You'll have to ask the ARM maintainers and/or the people who wrote that
> code.  My impression is that Thumb-2 has certain instructions not available
> in ARM mode that can be used to produce better performance in some of these
> hand-tuned assembly situations.  It's certainly the case that it is widely
> assumed in userland that if the hardware supports Thumb-2 (e.g. any ARMv7
> configuration), then the code is free to use it.
> 
> 
OK, now I have a general idea of it, and I'll ask the author of the code for
a deeper understanding.

Thanks a lot:)

Thanks
Junling Zheng