* ipa-inline.h (INLINE_HINT_known_hot): New hint.
	* ipa-inline-analysis.c (dump_inline_hints): Dump it.
	(do_estimate_edge_time): Compute it.
	* ipa-inline.c (want_inline_small_function_p): Bypass
	INLINE_INSNS_AUTO/SINGLE limits for calls that are known
	to be hot.

From-SVN: r209523