lex.c (search_line_sse42): Use __builtin_ia32_loaddqu and __builtin_ia32_pcmpestri128 instead of asm.

	* lex.c (search_line_sse42): Use __builtin_ia32_loaddqu and
	__builtin_ia32_pcmpestri128 instead of asm.

From-SVN: r188782