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comparison src/share/vm/interpreter/invocationCounter.cpp @ 5163:8d18583cf5f7

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reset invocation counter to 1 when method is queued for compilation, this leads to fewer unsuccessful re-enqueues.
author Lukas Stadler <lukas.stadler@jku.at>
date Wed, 28 Mar 2012 17:46:14 +0200
parents f95d63e2154a
children e1e681a5558e
comparison
equal deleted inserted replaced
5162:3ac351ed7270 5163:8d18583cf5f7
45 set_carry_flag(); 45 set_carry_flag();
46 // The carry bit now indicates that this counter had achieved a very 46 // The carry bit now indicates that this counter had achieved a very
47 // large value. Now reduce the value, so that the method can be 47 // large value. Now reduce the value, so that the method can be
48 // executed many more times before re-entering the VM. 48 // executed many more times before re-entering the VM.
49 int old_count = count(); 49 int old_count = count();
50 #ifdef GRAAL
51 int new_count = 1;
52 #else
50 int new_count = MIN2(old_count, (int) (CompileThreshold / 2)); 53 int new_count = MIN2(old_count, (int) (CompileThreshold / 2));
54 #endif
51 // prevent from going to zero, to distinguish from never-executed methods 55 // prevent from going to zero, to distinguish from never-executed methods
52 if (new_count == 0) new_count = 1; 56 if (new_count == 0) new_count = 1;
53 if (old_count != new_count) set(state(), new_count); 57 if (old_count != new_count) set(state(), new_count);
54 } 58 }
55 59