* doc/install.texi: Remove mentions of cloog and ppl.
	* doc/invoke.texi: Likewise


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@218348 138bc75d-0d04-0410-961f-82ee72b054a4
Add prefetch support for aarch64

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@218349 138bc75d-0d04-0410-961f-82ee72b054a4