Re: [BK+PATCH] remove __constant_memcpy

Chuck Ebbert (76306.1226@compuserve.com)
Thu, 17 Apr 2003 19:50:02 -0400


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
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