Path: utzoo!attcan!uunet!lll-winken!lll-tis!mordor!joyce!sri-unix!garth!smryan
From: smryan@garth.UUCP (Steven Ryan)
Newsgroups: comp.arch
Subject: Re: Vectorising conditional code.
Message-ID: <963@garth.UUCP>
Date: 14 Jul 88 20:25:46 GMT
References: <893@garth.UUCP> <28200176@urbsdc>
Reply-To: smryan@garth.UUCP (Steven Ryan)
Organization: INTERGRAPH (APD) -- Palo Alto, CA
Lines: 8

>                                  How good are available
>compilers at vectorizing complex arithmetic? Do people short
>shrift complex because most "important" programs have already
>been translated to use reals? Is this a self-fulfilling prophecy?

On the 205, complex is vectorised but into library calls. Vector complex
operators require multiple scratch vectors and the code generator is
only set up to define one scratch vector per operator. (Modular code?
We don't need no steenking modular code.)