src/share/vm/gc_implementation/g1/g1BlockOffsetTable.hpp
Print this page
rev 6589 : 8047818: G1 HeapRegions can no longer be ContiguousSpaces
Reviewed-by:
@@ -155,10 +155,12 @@
u_char offset_array(size_t index) const {
check_index(index, "index out of range");
return _offset_array[index];
}
+ void set_offset_array(HeapWord* left, HeapWord* right, u_char offset);
+
void set_offset_array(size_t index, u_char offset) {
check_index(index, "index out of range");
check_offset(offset, "offset too large");
_offset_array[index] = offset;
}
@@ -168,25 +170,10 @@
assert(high >= low, "addresses out of order");
check_offset(pointer_delta(high, low), "offset too large");
_offset_array[index] = (u_char) pointer_delta(high, low);
}
- void set_offset_array(HeapWord* left, HeapWord* right, u_char offset) {
- check_index(index_for(right - 1), "right address out of range");
- assert(left < right, "Heap addresses out of order");
- size_t num_cards = pointer_delta(right, left) >> LogN_words;
- if (UseMemSetInBOT) {
- memset(&_offset_array[index_for(left)], offset, num_cards);
- } else {
- size_t i = index_for(left);
- const size_t end = i + num_cards;
- for (; i < end; i++) {
- _offset_array[i] = offset;
- }
- }
- }
-
void set_offset_array(size_t left, size_t right, u_char offset) {
check_index(right, "right index out of range");
assert(left <= right, "indexes out of order");
size_t num_cards = right - left + 1;
if (UseMemSetInBOT) {