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Re: [PATCH] Separate jump bypassing pass
- From: Richard Henderson <rth at redhat dot com>
- To: Roger Sayle <roger at www dot eyesopen dot com>
- Cc: gcc-patches at gcc dot gnu dot org
- Date: Wed, 15 Jan 2003 13:15:52 -0800
- Subject: Re: [PATCH] Separate jump bypassing pass
- References: <Pine.LNX.4.44.0301151129380.11411-100000@www.eyesopen.com>
On Wed, Jan 15, 2003 at 11:43:17AM -0700, Roger Sayle wrote:
> * gcse.c (one_cprop_pass): Change function arguments to take both
> cprop_jumps and bypass_jumps flags instead of just alter_jumps.
> (gcse_main): Update calls to one_cprop_pass, disabling bypassing.
> (bypass_jumps): New function to perform separate jump bypassing pass.
> * rtl.h (bypass_jumps): Add function prototype.
> * timevar.def (TV_BYPASS): New timing variable.
> * toplev.c (enum dump_file_index): Add new entry DFI_bypass.
> (dump_file): New entry for the bypass RTL dump file.
> (rest_of_compilation): Insert new jump bypassing optimization
> pass after loop.
> * doc/passes.texi: Document new pass.
Ok.
r~