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7114678: G1: various small fixes, code cleanup, and refactoring

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Various cleanups as a prelude to introducing iterators for HeapRegions.

Reviewed-by: johnc, brutisso
This commit is contained in:
Antonios Printezis 2012-07-19 15:15:54 -07:00
parent 7ac8896f1d
commit a6580a7e63
14 changed files with 329 additions and 398 deletions
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14
hotspot/src/share/vm/gc_implementation/g1/heapRegionSet.cpp
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@ -35,14 +35,6 @@ void HeapRegionSetBase::set_unrealistically_long_length(uint len) {
_unrealistically_long_length = len;
}
uint HeapRegionSetBase::calculate_region_num(HeapRegion* hr) {
assert(hr->startsHumongous(), "pre-condition");
assert(hr->capacity() % HeapRegion::GrainBytes == 0, "invariant");
uint region_num = (uint) (hr->capacity() >> HeapRegion::LogOfHRGrainBytes);
assert(region_num > 0, "sanity");
return region_num;
}
void HeapRegionSetBase::fill_in_ext_msg(hrs_ext_msg* msg, const char* message) {
msg->append("[%s] %s ln: %u rn: %u cy: "SIZE_FORMAT" ud: "SIZE_FORMAT,
name(), message, length(), region_num(),
@ -152,11 +144,7 @@ void HeapRegionSetBase::verify_next_region(HeapRegion* hr) {
guarantee(verify_region(hr, this), hrs_ext_msg(this, "region verification"));
_calc_length += 1;
if (!hr->isHumongous()) {
_calc_region_num += 1;
} else {
_calc_region_num += calculate_region_num(hr);
}
_calc_region_num += hr->region_num();
_calc_total_capacity_bytes += hr->capacity();
_calc_total_used_bytes += hr->used();
}