r266039 - in /trunk/gcc: ChangeLog testsuite/Ch...

[kugan@gcc.gnu.org]

Author: kugan
Date: Mon Nov 12 23:43:56 2018
New Revision: 266039

URL: https://gcc.gnu.org/viewcvs?rev=266039&root=gcc&view=rev
Log:
gcc/ChangeLog:

2018-11-13  Kugan Vivekanandarajah  <kuganv@linaro.org>

	PR middle-end/86677
	PR middle-end/87528
	* tree-scalar-evolution.c (expression_expensive_p): Make BUILTIN POPCOUNT
	as expensive when backend does not define it.

gcc/testsuite/ChangeLog:

2018-11-13  Kugan Vivekanandarajah  <kuganv@linaro.org>

	PR middle-end/86677
	PR middle-end/87528
	* g++.dg/tree-ssa/pr86544.C: Run only for target supporting popcount
	pattern.
	* gcc.dg/tree-ssa/popcount.c: Likewise.
	* gcc.dg/tree-ssa/popcount2.c: Likewise.
	* gcc.dg/tree-ssa/popcount3.c: Likewise.
	* gcc.target/aarch64/popcount4.c: New test.
	* lib/target-supports.exp (check_effective_target_popcountl): New.


Added:
    trunk/gcc/testsuite/gcc.target/aarch64/popcount4.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/testsuite/g++.dg/tree-ssa/pr86544.C
    trunk/gcc/testsuite/gcc.dg/tree-ssa/popcount.c
    trunk/gcc/testsuite/gcc.dg/tree-ssa/popcount2.c
    trunk/gcc/testsuite/gcc.dg/tree-ssa/popcount3.c
    trunk/gcc/testsuite/lib/target-supports.exp
    trunk/gcc/tree-scalar-evolution.c