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From: | Kevin Ryde |
Subject: | Re: New PowerPC 7400 Code |
Date: | Tue, 08 Oct 2002 08:21:28 +1000 |
User-agent: | Gnus/5.090007 (Oort Gnus v0.07) Emacs/21.1 (i386-debian-linux-gnu) |
Brendan Younger <address@hidden> writes: > > It takes advantage of the AltiVec instructions to give a > speedup of 2x for non-bandwidth bound operations and a speedup of > about 30-40% for bandwidth bound operations. Do you allow for operands not aligned on 16-byte boundaries? mpn operands will have only 4-byte alignment in general.
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