* target.def (output_addr_const_extra): New hook.
	* doc/tm.texi.in (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Document.
	* doc/tm.texi: Regenerate.
	* targhooks.c (default_asm_output_addr_const_extra): New function.
	* targhooks.h (default_asm_output_addr_const_extra): Declare.
	* final.c: (output_addr_const): Use TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA
	target hook.

	* config/i386/i386.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
	* config/i386/i386-protos.h (output_addr_const_extra): Remove.
	* config/i386/i386.h (output_addr_const_extra): Rename to...
	(i386_asm_output_addr_const_extra): ...this. Make static.
	(TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.

From-SVN: r163104