r236052 - in /trunk/gcc: ChangeLog config/rs600...

Mon May 9 23:12:00 GMT 2016

Author: amodra
Date: Mon May  9 23:12:20 2016
New Revision: 236052

URL: https://gcc.gnu.org/viewcvs?rev=236052&root=gcc&view=rev
Log:
[RS6000] Stop regrename twiddling with split-stack prologue

	PR target/70947
	* config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
	regrename modifying insns saving lr before __morestack call.
	* config/rs6000/rs6000.md (split_stack_return): Similarly for
	insns restoring lr after __morestack call.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/rs6000/rs6000.c
    trunk/gcc/config/rs6000/rs6000.md