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8064458: OopMap class could be more compact

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Reviewed-by: kvn, bdelsart
This commit is contained in:
Rickard Bäckman 2015-05-05 16:50:25 +02:00
parent 6d705e6978
commit 41e1772251
20 changed files with 549 additions and 230 deletions
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7
hotspot/src/share/vm/code/nmethod.cpp
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@ -2987,11 +2987,12 @@ void nmethod::print_code_comment_on(outputStream* st, int column, u_char* begin,
// We use the odd half-closed interval so that oop maps and scope descs
// which are tied to the byte after a call are printed with the call itself.
address base = code_begin();
OopMapSet* oms = oop_maps();
ImmutableOopMapSet* oms = oop_maps();
if (oms != NULL) {
for (int i = 0, imax = oms->size(); i < imax; i++) {
OopMap* om = oms->at(i);
address pc = base + om->offset();
const ImmutableOopMapPair* pair = oms->pair_at(i);
const ImmutableOopMap* om = pair->get_from(oms);
address pc = base + pair->pc_offset();
if (pc > begin) {
if (pc <= end) {
st->move_to(column);