1.1 --- a/src/share/vm/memory/collectorPolicy.hpp Fri Feb 29 14:42:56 2008 -0800
1.2 +++ b/src/share/vm/memory/collectorPolicy.hpp Sun Mar 02 16:10:12 2008 -0800
1.3 @@ -82,8 +82,11 @@
1.4 size_t max_alignment() { return _max_alignment; }
1.5
1.6 size_t initial_heap_byte_size() { return _initial_heap_byte_size; }
1.7 + void set_initial_heap_byte_size(size_t v) { _initial_heap_byte_size = v; }
1.8 size_t max_heap_byte_size() { return _max_heap_byte_size; }
1.9 + void set_max_heap_byte_size(size_t v) { _max_heap_byte_size = v; }
1.10 size_t min_heap_byte_size() { return _min_heap_byte_size; }
1.11 + void set_min_heap_byte_size(size_t v) { _min_heap_byte_size = v; }
1.12
1.13 enum Name {
1.14 CollectorPolicyKind,
1.15 @@ -182,8 +185,24 @@
1.16 // compute max heap alignment
1.17 size_t compute_max_alignment();
1.18
1.19 + // Scale the base_size by NewRation according to
1.20 + // result = base_size / (NewRatio + 1)
1.21 + // and align by min_alignment()
1.22 + size_t scale_by_NewRatio_aligned(size_t base_size);
1.23 +
1.24 + // Bound the value by the given maximum minus the
1.25 + // min_alignment.
1.26 + size_t bound_minus_alignment(size_t desired_size, size_t maximum_size);
1.27
1.28 public:
1.29 + // Accessors
1.30 + size_t min_gen0_size() { return _min_gen0_size; }
1.31 + void set_min_gen0_size(size_t v) { _min_gen0_size = v; }
1.32 + size_t initial_gen0_size() { return _initial_gen0_size; }
1.33 + void set_initial_gen0_size(size_t v) { _initial_gen0_size = v; }
1.34 + size_t max_gen0_size() { return _max_gen0_size; }
1.35 + void set_max_gen0_size(size_t v) { _max_gen0_size = v; }
1.36 +
1.37 virtual int number_of_generations() = 0;
1.38
1.39 virtual GenerationSpec **generations() {
1.40 @@ -236,6 +255,14 @@
1.41 void initialize_generations() { ShouldNotReachHere(); }
1.42
1.43 public:
1.44 + // Accessors
1.45 + size_t min_gen1_size() { return _min_gen1_size; }
1.46 + void set_min_gen1_size(size_t v) { _min_gen1_size = v; }
1.47 + size_t initial_gen1_size() { return _initial_gen1_size; }
1.48 + void set_initial_gen1_size(size_t v) { _initial_gen1_size = v; }
1.49 + size_t max_gen1_size() { return _max_gen1_size; }
1.50 + void set_max_gen1_size(size_t v) { _max_gen1_size = v; }
1.51 +
1.52 // Inherited methods
1.53 TwoGenerationCollectorPolicy* as_two_generation_policy() { return this; }
1.54
1.55 @@ -246,6 +273,10 @@
1.56 virtual CollectorPolicy::Name kind() {
1.57 return CollectorPolicy::TwoGenerationCollectorPolicyKind;
1.58 }
1.59 +
1.60 + // Returns true is gen0 sizes were adjusted
1.61 + bool adjust_gen0_sizes(size_t* gen0_size_ptr, size_t* gen1_size_ptr,
1.62 + size_t heap_size, size_t min_gen1_size);
1.63 };
1.64
1.65 class MarkSweepPolicy : public TwoGenerationCollectorPolicy {
