Proposed patch for loop.c

Toon Moene
Thu May 28 07:35:00 GMT 1998


>I've been trying to find out why the strength-reduce pass occasionally
>generates awful code on the i386. First, an example to demonstrate what
>I'm talking about (to the left the "normal" code generated by >egcs-980525, to the right the code that is generated with the patch 

[ Sorry to send this from my work address, but I'll be away for a couple
  of days - please reply to ]

This will be addressed in full by the giv-combine patch Richard
Henderson is working on (see the "loop optimizations, mark 10" thread on
the egcs mailing list).


Toon Moene, KNMI, PO Box 201, 3730 AE De Bilt, The Netherlands.
Tel. +31302206443, Fax +31302210407,  e-mail

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