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comparison src/share/vm/ci/ciTypeFlow.cpp @ 20671:9e69e8d1c900

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8058148: MaxNodeLimit and LiveNodeCountInliningCutoff Reviewed-by: kvn, roland
author vlivanov
date Mon, 24 Nov 2014 07:29:03 -0800
parents 9dc314de223d
children 7848fc12602b 4181e5e64dd0
comparison
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20670:6a528388c7da 20671:9e69e8d1c900
33 #include "ci/ciTypeFlow.hpp" 33 #include "ci/ciTypeFlow.hpp"
34 #include "compiler/compileLog.hpp" 34 #include "compiler/compileLog.hpp"
35 #include "interpreter/bytecode.hpp" 35 #include "interpreter/bytecode.hpp"
36 #include "interpreter/bytecodes.hpp" 36 #include "interpreter/bytecodes.hpp"
37 #include "memory/allocation.inline.hpp" 37 #include "memory/allocation.inline.hpp"
38 #include "opto/compile.hpp"
38 #include "runtime/deoptimization.hpp" 39 #include "runtime/deoptimization.hpp"
39 #include "utilities/growableArray.hpp" 40 #include "utilities/growableArray.hpp"
40 41
41 // ciTypeFlow::JsrSet 42 // ciTypeFlow::JsrSet
42 // 43 //
2644 if (!blk->is_visited()) { 2645 if (!blk->is_visited()) {
2645 // forward arc in graph 2646 // forward arc in graph
2646 assert (!blk->has_pre_order(), ""); 2647 assert (!blk->has_pre_order(), "");
2647 blk->set_next_pre_order(); 2648 blk->set_next_pre_order();
2648 2649
2649 if (_next_pre_order >= MaxNodeLimit / 2) { 2650 if (_next_pre_order >= (int)Compile::current()->max_node_limit() / 2) {
2650 // Too many basic blocks. Bail out. 2651 // Too many basic blocks. Bail out.
2651 // This can happen when try/finally constructs are nested to depth N, 2652 // This can happen when try/finally constructs are nested to depth N,
2652 // and there is O(2**N) cloning of jsr bodies. See bug 4697245! 2653 // and there is O(2**N) cloning of jsr bodies. See bug 4697245!
2653 // "MaxNodeLimit / 2" is used because probably the parser will 2654 // "MaxNodeLimit / 2" is used because probably the parser will
2654 // generate at least twice that many nodes and bail out. 2655 // generate at least twice that many nodes and bail out.