* passes.def (pass_early_thread_jumps): Schedule after forwprop.
	* tree-pass.h (make_pass_early_thread_jumps): Declare.
	* tree-ssa-threadbackward.c (fsm_find_thread_path,
	fsm_find_thread_path, profitable_jump_thread_path,
	fsm_find_control_statement_thread_paths,
	find_jump_threads_backwards): Add speed_p parameter.
	(pass_data_early_thread_jumps): New pass.
	(make_pass_early_thread_jumps): New function.

	* g++.dg/predict-loop-exit-1.C: Disable early jump threading.
	* g++.dg/predict-loop-exit-2.C: Disable early jump threading.
	* g++.dg/predict-loop-exit-3.C: Disable early jump threading.
	* gcc.dg/tree-ssa/pr69196-1.c: Disable early jump threading.
	* gcc.dg/tree-ssa/vrp01.c: Disable early jump threading.
	* gcc.dg/tree-ssa/ssa-dom-thread-2b.c: Disable early jump threading.
	* gcc.dg/tree-ssa/pr68198.c: Scan ethread dump.
	* gcc.dg/tree-ssa/ssa-thread-13.c: Scan ethread dump.
	* gcc.dg/tree-ssa/vrp56.c: Scan ethread dump.
	* gcc.dg/tree-ssa/vrp92.c: Scan ethread dump.
	* gcc.dg/uninit-15.c: Swap xfailed and non-xfailed alternative.

From-SVN: r240221