ip2k-protos.h (function_prologue, [...]): Update to match target hook specification.

ip2k-protos.h (function_prologue, [...]): Update to match target hook specification.

	* ip2k-protos.h (function_prologue, function_epilogue,
	encode_section_info): Update to match target hook specification.
	* ip2k.c: Wrap `MDR' code in IP2K_MD_REORG_PASS.
	(function_prologue, function_epilogue, encode_section_info):
	Update to match target hook specification.
	* ip2k.h (SELECT_SECTION, SELECT_RTX_SECTION, ASM_OPEN_PAREN,
	ASM_CLOSE_PAREN, EASY_DIV_EXPR): Delete.
	(NOTICE_UPDATE_CC): Cast to void.
	* ip2k.md: Add defaults in switch statements.

From-SVN: r56809