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8058148: MaxNodeLimit and LiveNodeCountInliningCutoff

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Reviewed-by: kvn, roland
This commit is contained in:
Vladimir Ivanov 2014-11-24 07:29:03 -08:00
parent 9adb455ba8
commit 5a00d5f6b5
10 changed files with 28 additions and 16 deletions
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6
hotspot/src/share/vm/opto/compile.hpp
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@ -289,6 +289,7 @@ class Compile : public Phase {
int _freq_inline_size; // Max hot method inline size for this compilation
int _fixed_slots; // count of frame slots not allocated by the register
// allocator i.e. locks, original deopt pc, etc.
uintx _max_node_limit; // Max unique node count during a single compilation.
// For deopt
int _orig_pc_slot;
int _orig_pc_slot_offset_in_bytes;
@ -597,6 +598,9 @@ class Compile : public Phase {
void set_rtm_state(RTMState s) { _rtm_state = s; }
bool use_rtm() const { return (_rtm_state & NoRTM) == 0; }
bool profile_rtm() const { return _rtm_state == ProfileRTM; }
uint max_node_limit() const { return (uint)_max_node_limit; }
void set_max_node_limit(uint n) { _max_node_limit = n; }
// check the CompilerOracle for special behaviours for this compile
bool method_has_option(const char * option) {
return method() != NULL && method()->has_option(option);
@ -735,7 +739,7 @@ class Compile : public Phase {
record_method_not_compilable(reason, true);
}
bool check_node_count(uint margin, const char* reason) {
if (live_nodes() + margin > (uint)MaxNodeLimit) {
if (live_nodes() + margin > max_node_limit()) {
record_method_not_compilable(reason);
return true;
} else {