Re: [BK+PATCH] remove __constant_memcpy

[Chuck Ebbert <76306.1226@compuserve.com>]

Jeff Garzik wrote: 


>> On x86, gcc doesn't have such an option, although "-mno-sse" and
>> "-mno-sse2" probably come closest (and we should probably use them, but
>> since older gcc's don't know about it and it hasn't been an issue yet we
>> haven't).
>
> gcc on x86 definitely wants a -fdontyoudareusefloatingpoint... The
> following snippet from the -msoft-float docs isn't encouraging:
>
>     On machines where a function returns floating point results in the
>     80387 register stack, some floating point opcodes may be emitted
>     even if `-msoft-float' is used.


  -mno-fp-ret-in-387 should fix that.



--
 Chuck