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r152927 - in /trunk/gcc: ChangeLog ddg.c haifa-...


Author: aoliva
Date: Sat Oct 17 06:28:43 2009
New Revision: 152927

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=152927
Log:
PR debug/41535
* sched-deps.c (depl_on_debug_p): New.
(attach_dep_link): Reject debug deps before nondebug deps.
(add_to_deps_list): Insert debug deps after nondebug deps.
(sd_lists_empty_p): Stop at first nonempty list.  Disregard debug
deps.
(sd_add_dep): Do not reject debug deps.
(add_insn_mem_dependence): Don't count debug deps.
(remove_from_deps): Likewise.
(sched_analyze_2): Set up mem deps on debug insns.
(sched_analyze_insn): Record reg uses for deps on debug insns.
* haifa-sched.c (schedule_insn): Reset deferred debug insn.  Don't
try_ready nondebug insn after debug insn.
* ddg.c (create_ddg_dep_from_intra_loop_link,
create_ddg_dep_no_link): Don't reject debug deps.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/ddg.c
    trunk/gcc/haifa-sched.c
    trunk/gcc/sched-deps.c


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