r243194 - in /trunk/gcc: ChangeLog config/rs600...

[jakub@gcc.gnu.org]

Author: jakub
Date: Fri Dec  2 15:42:04 2016
New Revision: 243194

URL: https://gcc.gnu.org/viewcvs?rev=243194&root=gcc&view=rev
Log:
	PR target/78614
	* rtl.c (copy_rtx): Don't clear used flag here.
	(shallow_copy_rtx_stat): Clear used flag here unless code the rtx
	is shareable.
	* simplify-rtx.c (simplify_replace_fn_rtx): When copying rtx with
	'E' in format, copy all vectors.
	* emit-rtl.c (copy_insn_1): Don't clear used flag here.
	* valtrack.c (cleanup_auto_inc_dec): Likewise.
	* config/rs6000/rs6000.c (rs6000_frame_related): Likewise.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/rs6000/rs6000.c
    trunk/gcc/emit-rtl.c
    trunk/gcc/rtl.c
    trunk/gcc/valtrack.c