egcs/gcc rtl.h function.h function.c ggc-commo ...

[mmitchel]

CVSROOT:	/egcs/carton/cvsfiles
Module name:	egcs
Changes by:	mmitchel@egcs.cygnus.com	99/09/15 16:05:12

Modified files:
	gcc            : rtl.h function.h function.c ggc-common.c 
	                 haifa-sched.c print-rtl.c stmt.c ChangeLog 

Log message:
	* rtl.h (NOTE_BLOCK_NUMBER): Replace with ...
	(NOTE_BLOCK): New macro.
	(NOTE_BLOCK_LIVE_RANGE_BLOCK): Remove.
	* function.h (identify_blocks): CHange prototype.
	* function.c (identify_blocks): Simplify.
	(reorder_blocks): Likewise.
	* ggc-common.c (ggc_mark_rtx): Mark the BLOCK associated with a
	NOTE_INSN_BLOCK_{BEG,END}.
	* haifa-sched.c (sched_analyze): Don't put NOTE_BLOCK_NUMBER on
	the list of saved notes if the note isn't a
	NOTE_INSN_BLOCK_{BEG,END}.
	(move_insn1): Use NOTE_EH_HANDLER in comment, rather than
	NOTE_BLOCK_NUMBER.
	(reemit_notes): Adjust recreation of notes to reflect new saved
	note structure.
	* print-rtl.c (print_rtx): Print the address of the BLOCK when
	printing a block note.
	* stmt.c (block_vector): Remove.
	(find_loop_tree_blocks): Simplify.
	(unroll_block_trees): Likewise.