Re: register variables in C.

macrakis@osf.org (Stavros Macrakis)
Mon, 4 May 1992 22:04:15 GMT

          From comp.compilers

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Re: register variables in C. pardo@cs.washington.edu (1992-05-01)
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Re: register variables in C. preston@dawn.cs.rice.edu (1992-05-01)
Re: register variables in C. bliss@sp64.csrd.uiuc.edu (1992-05-01)
Re: register variables in C. ressler@cs.cornell.edu (1992-05-02)
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Re: register variables in C. macrakis@osf.org (1992-05-04)
Re: register variables in C. gnb@bby.oz.au (1992-05-04)
Re: register variables in C. cliffc@cs.rice.edu (1992-05-06)
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Newsgroups: comp.compilers
From: macrakis@osf.org (Stavros Macrakis)
Keywords: C, registers, optimize
Organization: OSF Research Institute
References: 92-04-125 92-05-018
Date: Mon, 4 May 1992 22:04:15 GMT

bliss@sp64.csrd.uiuc.edu (Brian Bliss) writes:
      [with respect to "register" declarations and related optimizer hints]
      $.02 : declare variables in the innermost scope in which they are active,
and use {} frequently to reduce the scope of temporaries.


When I experimented with this a few years ago, the compilers I tried
flattened the scope upstream of register and stack allocation.


-s
--


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