SPEC 2000 results on PowerPC

Dale Johannesen dalej@apple.com
Wed Aug 18 00:03:00 GMT 2004


On Aug 17, 2004, at 1:26 PM, Toon Moene wrote:
> Dale Johannesen wrote:
>
>> The hot code in wupwise is zgemm.f, loops ending 70 and 100, and 
>> zaxpy.f, loop 30.
>> Multiply-add insns are very important.
>
> Which you won't get unless using -ffast-math.

It could in all these cases under the F77 "mathematically equivalent" 
rule.
I suppose we don't because it can't tell there were no parentheses?



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