r242554 - in /trunk/gcc: ChangeLog doc/tm.texi ...

[ebotcazou@gcc.gnu.org]

Author: ebotcazou
Date: Thu Nov 17 16:16:38 2016
New Revision: 242554

URL: https://gcc.gnu.org/viewcvs?rev=242554&root=gcc&view=rev
Log:
	PR rtl-optimization/78355
	* doc/tm.texi.in (SLOW_UNALIGNED_ACCESS): Document that the macro only
	needs to deal with unaligned accesses.
	* doc/tm.texi: Regenerate.
	* lra-constraints.c (simplify_operand_subreg): Only invoke
	SLOW_UNALIGNED_ACCESS on innermode if the MEM is not aligned enough.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/doc/tm.texi
    trunk/gcc/doc/tm.texi.in
    trunk/gcc/lra-constraints.c