git.ipfire.org Git - thirdparty/gcc.git/commit

author	Kugan Vivekanandarajah <kuganv@linaro.org>
	Mon, 12 Nov 2018 23:43:56 +0000 (23:43 +0000)
committer	Kugan Vivekanandarajah <kugan@gcc.gnu.org>
	Mon, 12 Nov 2018 23:43:56 +0000 (23:43 +0000)
commit	06a6b46a16f9287a98aa6a20366db5542405b9c5
tree	8a3db6b424f625a58894ced2c6cd0e7152ca17eb	tree
parent	240ae287a189d21ea15c93bba1f774ee69e673a7	commit \| diff

re PR target/86677 (popcount builtin detection is breaking some kernel build)

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.

From-SVN: r266039

gcc/ChangeLog		diff \| blob \| blame \| history
gcc/testsuite/ChangeLog		diff \| blob \| blame \| history
gcc/testsuite/g++.dg/tree-ssa/pr86544.C		diff \| blob \| blame \| history
gcc/testsuite/gcc.dg/tree-ssa/popcount.c		diff \| blob \| blame \| history
gcc/testsuite/gcc.dg/tree-ssa/popcount2.c		diff \| blob \| blame \| history
gcc/testsuite/gcc.dg/tree-ssa/popcount3.c		diff \| blob \| blame \| history
gcc/testsuite/gcc.target/aarch64/popcount4.c	[new file with mode: 0644]	blob
gcc/testsuite/lib/target-supports.exp		diff \| blob \| blame \| history
gcc/tree-scalar-evolution.c		diff \| blob \| blame \| history