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Re: Patch to improve delete_computation.
- To: John Wehle <john at feith dot com>
- Subject: Re: Patch to improve delete_computation.
- From: Jeffrey A Law <law at cygnus dot com>
- Date: Wed, 04 Aug 1999 02:31:18 -0600
- cc: gcc-patches at gcc dot gnu dot org
- Reply-To: law at cygnus dot com
In message <199908020358.XAA14861@jwlab.FEITH.COM>you write:
> Sun Aug 1 00:25:42 EDT 1999 John Wehle (john@feith.com)
>
> * jump.c (delete_prior_computation): New function, broken
> out of delete_computation. Check for side effects with
> side_effects_p instead of FIND_REG_INC_NOTE. Handle
> multi-word hard registers.
> (delete_computation): Use it. Check for side effects with
> side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
> missing REG_DEAD note for a register which is both set and
> used by an insn.
This is fine for the mainline sources. Please install it.
Thanks,
jeff