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comparison src/share/vm/gc_implementation/g1/heapRegionSet.cpp @ 6254:a2f7274eb6ef

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7114678: G1: various small fixes, code cleanup, and refactoring Summary: Various cleanups as a prelude to introducing iterators for HeapRegions. Reviewed-by: johnc, brutisso
author tonyp
date Thu, 19 Jul 2012 15:15:54 -0700
parents d42fe3c3001d
children 992f62c457b0 58fc1b1523dc
comparison
equal deleted inserted replaced
6253:db823a892a55 6254:a2f7274eb6ef
33 void HeapRegionSetBase::set_unrealistically_long_length(uint len) { 33 void HeapRegionSetBase::set_unrealistically_long_length(uint len) {
34 guarantee(_unrealistically_long_length == 0, "should only be set once"); 34 guarantee(_unrealistically_long_length == 0, "should only be set once");
35 _unrealistically_long_length = len; 35 _unrealistically_long_length = len;
36 } 36 }
37 37
38 uint HeapRegionSetBase::calculate_region_num(HeapRegion* hr) {
39 assert(hr->startsHumongous(), "pre-condition");
40 assert(hr->capacity() % HeapRegion::GrainBytes == 0, "invariant");
41 uint region_num = (uint) (hr->capacity() >> HeapRegion::LogOfHRGrainBytes);
42 assert(region_num > 0, "sanity");
43 return region_num;
44 }
45
46 void HeapRegionSetBase::fill_in_ext_msg(hrs_ext_msg* msg, const char* message) { 38 void HeapRegionSetBase::fill_in_ext_msg(hrs_ext_msg* msg, const char* message) {
47 msg->append("[%s] %s ln: %u rn: %u cy: "SIZE_FORMAT" ud: "SIZE_FORMAT, 39 msg->append("[%s] %s ln: %u rn: %u cy: "SIZE_FORMAT" ud: "SIZE_FORMAT,
48 name(), message, length(), region_num(), 40 name(), message, length(), region_num(),
49 total_capacity_bytes(), total_used_bytes()); 41 total_capacity_bytes(), total_used_bytes());
50 fill_in_ext_msg_extra(msg); 42 fill_in_ext_msg_extra(msg);
150 hrs_ext_msg(this, "verification should be in progress")); 142 hrs_ext_msg(this, "verification should be in progress"));
151 143
152 guarantee(verify_region(hr, this), hrs_ext_msg(this, "region verification")); 144 guarantee(verify_region(hr, this), hrs_ext_msg(this, "region verification"));
153 145
154 _calc_length += 1; 146 _calc_length += 1;
155 if (!hr->isHumongous()) { 147 _calc_region_num += hr->region_num();
156 _calc_region_num += 1;
157 } else {
158 _calc_region_num += calculate_region_num(hr);
159 }
160 _calc_total_capacity_bytes += hr->capacity(); 148 _calc_total_capacity_bytes += hr->capacity();
161 _calc_total_used_bytes += hr->used(); 149 _calc_total_used_bytes += hr->used();
162 } 150 }
163 151
164 void HeapRegionSetBase::verify_end() { 152 void HeapRegionSetBase::verify_end() {