Path: csiph.com!v102.xanadu-bbs.net!xanadu-bbs.net!feeder.erje.net!eu.feeder.erje.net!eternal-september.org!feeder.eternal-september.org!mx02.eternal-september.org!.POSTED!not-for-mail From: =?UTF-8?Q?Joshua_Cranmer_=f0=9f=90=a7?= Newsgroups: comp.lang.java.programmer Subject: Re: just for fun: JSL: "q*100" hand-optimized to "(q<<6)+(q<<5)+(q<<2)" Date: Thu, 27 Nov 2014 12:17:05 -0600 Organization: A noiseless patient Spider Lines: 17 Message-ID: References: <133trc234dyq9.5qo6yx8eo3fc$.dlg@40tude.net> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 8bit Injection-Date: Thu, 27 Nov 2014 18:16:53 +0000 (UTC) Injection-Info: mx02.eternal-september.org; posting-host="fd083e583875d719dcabb768f03a1877"; logging-data="17151"; mail-complaints-to="abuse@eternal-september.org"; posting-account="U2FsdGVkX18IB90pB9/anE78tAclQWg93yrHSvT9+X4=" User-Agent: Mozilla/5.0 (Windows NT 6.3; WOW64; rv:34.0) Gecko/20100101 Thunderbird/34.0 In-Reply-To: <133trc234dyq9.5qo6yx8eo3fc$.dlg@40tude.net> Cancel-Lock: sha1:VQ0+AJygFNmrwVpKy2KabUFPFFM= Xref: csiph.com comp.lang.java.programmer:30435 On 11/26/2014 10:25 AM, Joerg Meier wrote: > On Tue, 25 Nov 2014 18:30:41 -0600, Joshua Cranmer ������ wrote: > >> MUL is 5 cycle latency on Silvermont but 3 > > Can you reword that sentence part (I think it stood on its own) ? I'm a bit > confused by the wording. Oops, I forgot a few words (and transposed the architectures!). It should be 5 cycles on Atom but 3 on Silvermont. P.S. Your newsgroup client appears to have a few chokes on Unicode characters. :-) -- Beware of bugs in the above code; I have only proved it correct, not tried it. -- Donald E. Knuth