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7092905: C2: Keep track of the number of dead nodes

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Keep an (almost) accurate running count of the reachable (live) flow graph nodes.

Reviewed-by: kvn, twisti, jrose, vlivanov
This commit is contained in:
Bharadwaj Yadavalli 2012-11-27 17:24:15 -08:00
parent 96562be9e5
commit 2d2532e740
28 changed files with 306 additions and 120 deletions
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4
hotspot/src/share/vm/opto/parse1.cpp
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@ -601,8 +601,8 @@ Parse::Parse(JVMState* caller, ciMethod* parse_method, float expected_uses)
set_map(entry_map);
do_exits();
if (log) log->done("parse nodes='%d' memory='%d'",
C->unique(), C->node_arena()->used());
if (log) log->done("parse nodes='%d' live='%d' memory='%d'",
C->unique(), C->live_nodes(), C->node_arena()->used());
}
//---------------------------do_all_blocks-------------------------------------