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Re: ifcvt RTL sharing patch updated
- From: Jeff Sturm <jsturm at one-point dot com>
- To: Jan Hubicka <hubicka at ucw dot cz>
- Cc: gcc-patches at gcc dot gnu dot org, <rth at redhat dot com>
- Date: Fri, 28 Nov 2003 17:20:02 -0500 (EST)
- Subject: Re: ifcvt RTL sharing patch updated
On Fri, 28 Nov 2003, Jan Hubicka wrote:
> 2003-11-09 Jan Hubicka <jh@suse.cz>
> * emit-rtl.c (set_used_flags): New.
> (verify_rtx_sharing, verify_rtl_sharing): New.
> (unshare_all_rtl_1): Rename to....
> (unshare_all_rtl_in_chain): ... this one; make static.
> (copy_rtx_if_shared): LABEL_REF chan be shared.
> * ifcvt.c (unshare_ifcvt_sequence): New.
> (noce_try_move, noce_try_store_flag, noce_try_store_flag_constants,
> noce_try_addcc, noce_try_addcc, noce_try_store_flag_mask,
> noce_try_cmove, noce_try_store_flag_mask, noce_try_minmax,
> noce_try_abs, noce_process_if_block, find_cond_trap
> * rtl.h (verify_rtl_sharing, set_used_flags, unshare_all_rtl_in_chain):
> Declare.
> * toplev.c (rest_of_compilation): Check for RTL sharing.
By any chance, does this fix optimization/12280, and/or obsolete Roger's
patch for rtl sharing in noce_emit_cmove?
http://gcc.gnu.org/ml/gcc-patches/2003-11/msg00547.html
Jeff