Add params for jump-table expansion params (PR middle-end/90340).

Add params for jump-table expansion params (PR middle-end/90340).

2019-05-10  Martin Liska  <mliska@suse.cz>

	PR middle-end/90340
	* doc/invoke.texi: New params.
	* params.def (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SIZE): New.
	(PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SPEED): Likewise.
	* tree-switch-conversion.c (jump_table_cluster::can_be_handled):
	Use it.
	* tree-switch-conversion.h (struct jump_table_cluster):
	Likewise.
2019-05-10  Martin Liska  <mliska@suse.cz>

	PR middle-end/90340
	* gcc.dg/tree-ssa/pr90340-2.c: New test.
	* gcc.dg/tree-ssa/pr90340.c: New test.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@271053 138bc75d-0d04-0410-961f-82ee72b054a4