2010-02-24 Doug Kwan <dougkwan@google.com>

2010-02-24  Doug Kwan  <dougkwan@google.com>

	* arm.cc (Target_arm::do_finalize_sections): Skip processor specific
	flags and attributes merging if an input file is a binary file.
	* fileread.cc (Input_file::open): Record format of original file.
	* fileread.h (Input_file::Format): New enum type.
   	(Input_file::Input_file): Initialize data member format_.
	(Input_file::format): New method definition.
	(Input_file::format_):: New data member.