[Cbe-oss-dev] GCC inline memcpy() from local store causes bad page fault
dje at watson.ibm.com
Wed Mar 21 13:19:18 EST 2007
>>>>> Benjamin Herrenschmidt writes:
Benjamin> This will also cause problems with userland. I though use of those
Benjamin> string instructions was deprecated a long time ago for performance
Benjamin> reasons anyway ... I'm surprised gcc still generates them.
I'm not sure what you mean by "deprecated". They are part of the
PowerPC UISA. If one is worried about code size, they are a good choice.
-Os means optimize for size.
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