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r110652 - in /branches/dataflow-branch/gcc: Cha...


Author: dberlin
Date: Mon Feb  6 16:48:03 2006
New Revision: 110652

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=110652
Log:
2006-02-06  Daniel Berlin  <dberlin@dberlin.org>
	
	* doc/rtl.texi: Document REG_LIBCALL_ID.
	* optabs.c (libcall_id): New variable.
	(emit_no_conflict_block): Use it to emit
	REG_LIBCALL_ID.
	(emit_libcall_block): Ditto.
	* combine.c (distribute_notes): Deal with
	REG_LIBCALL_ID.
	* reg-notes.def (LIBCALL_ID): New note.
	* dce.c (marked_libcalls): New variable.
	(in_libcall): Removed.
	(mark_insn): Mark which libcalls we need to fully mark.
	(mark_libcall_insns): New function.
	(end_dce): Free marked_libcalls.
	(init_dce): Allocate marked_libcalls.
	Call mark_libcall_insns.


Modified:
    branches/dataflow-branch/gcc/ChangeLog.dataflow
    branches/dataflow-branch/gcc/combine.c
    branches/dataflow-branch/gcc/dce.c
    branches/dataflow-branch/gcc/doc/rtl.texi
    branches/dataflow-branch/gcc/optabs.c
    branches/dataflow-branch/gcc/reg-notes.def


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