r202928 - /branches/google/gcc-4_8/gcc/loop-unr...

[dehao@gcc.gnu.org]

Author: dehao
Date: Wed Sep 25 22:21:47 2013
New Revision: 202928

URL: http://gcc.gnu.org/viewcvs?rev=202928&root=gcc&view=rev
Log:
Disables aggressive loop peeling when profile is available.
This prevents extensive code bloat which leads to increased
i-cache misses.

2013-09-25  Dehao Chen  <dehao@google.com>

	* gcc/loop-unroll.c (decide_peel_simple): Disable aggressive loop
	peeling to prevent i-cache miss.

Modified:
    branches/google/gcc-4_8/gcc/loop-unroll.c