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src/share/vm/gc/g1/heapRegion.cpp
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*** 321,331 ****
void HeapRegion::note_self_forwarding_removal_end(bool during_initial_mark,
bool during_conc_mark,
size_t marked_bytes) {
assert(marked_bytes <= used(),
! err_msg("marked: "SIZE_FORMAT" used: "SIZE_FORMAT, marked_bytes, used()));
_prev_top_at_mark_start = top();
_prev_marked_bytes = marked_bytes;
}
HeapWord*
--- 321,331 ----
void HeapRegion::note_self_forwarding_removal_end(bool during_initial_mark,
bool during_conc_mark,
size_t marked_bytes) {
assert(marked_bytes <= used(),
! err_msg("marked: " SIZE_FORMAT " used: " SIZE_FORMAT, marked_bytes, used()));
_prev_top_at_mark_start = top();
_prev_marked_bytes = marked_bytes;
}
HeapWord*
*** 498,510 ****
// current region. We only look at those which are.
if (_hr->is_in(obj)) {
// Object is in the region. Check that its less than top
if (_hr->top() <= (HeapWord*)obj) {
// Object is above top
! gclog_or_tty->print_cr("Object "PTR_FORMAT" in region "
! "["PTR_FORMAT", "PTR_FORMAT") is above "
! "top "PTR_FORMAT,
p2i(obj), p2i(_hr->bottom()), p2i(_hr->end()), p2i(_hr->top()));
_failures = true;
return;
}
// Nmethod has at least one oop in the current region
--- 498,510 ----
// current region. We only look at those which are.
if (_hr->is_in(obj)) {
// Object is in the region. Check that its less than top
if (_hr->top() <= (HeapWord*)obj) {
// Object is above top
! gclog_or_tty->print_cr("Object " PTR_FORMAT " in region "
! "[" PTR_FORMAT ", " PTR_FORMAT ") is above "
! "top " PTR_FORMAT,
p2i(obj), p2i(_hr->bottom()), p2i(_hr->end()), p2i(_hr->top()));
_failures = true;
return;
}
// Nmethod has at least one oop in the current region
*** 534,559 ****
void do_code_blob(CodeBlob* cb) {
nmethod* nm = (cb == NULL) ? NULL : cb->as_nmethod_or_null();
if (nm != NULL) {
// Verify that the nemthod is live
if (!nm->is_alive()) {
! gclog_or_tty->print_cr("region ["PTR_FORMAT","PTR_FORMAT"] has dead nmethod "
! PTR_FORMAT" in its strong code roots",
p2i(_hr->bottom()), p2i(_hr->end()), p2i(nm));
_failures = true;
} else {
VerifyStrongCodeRootOopClosure oop_cl(_hr, nm);
nm->oops_do(&oop_cl);
if (!oop_cl.has_oops_in_region()) {
! gclog_or_tty->print_cr("region ["PTR_FORMAT","PTR_FORMAT"] has nmethod "
! PTR_FORMAT" in its strong code roots "
"with no pointers into region",
p2i(_hr->bottom()), p2i(_hr->end()), p2i(nm));
_failures = true;
} else if (oop_cl.failures()) {
! gclog_or_tty->print_cr("region ["PTR_FORMAT","PTR_FORMAT"] has other "
! "failures for nmethod "PTR_FORMAT,
p2i(_hr->bottom()), p2i(_hr->end()), p2i(nm));
_failures = true;
}
}
}
--- 534,559 ----
void do_code_blob(CodeBlob* cb) {
nmethod* nm = (cb == NULL) ? NULL : cb->as_nmethod_or_null();
if (nm != NULL) {
// Verify that the nemthod is live
if (!nm->is_alive()) {
! gclog_or_tty->print_cr("region [" PTR_FORMAT "," PTR_FORMAT "] has dead nmethod "
! PTR_FORMAT " in its strong code roots",
p2i(_hr->bottom()), p2i(_hr->end()), p2i(nm));
_failures = true;
} else {
VerifyStrongCodeRootOopClosure oop_cl(_hr, nm);
nm->oops_do(&oop_cl);
if (!oop_cl.has_oops_in_region()) {
! gclog_or_tty->print_cr("region [" PTR_FORMAT "," PTR_FORMAT "] has nmethod "
! PTR_FORMAT " in its strong code roots "
"with no pointers into region",
p2i(_hr->bottom()), p2i(_hr->end()), p2i(nm));
_failures = true;
} else if (oop_cl.failures()) {
! gclog_or_tty->print_cr("region [" PTR_FORMAT "," PTR_FORMAT "] has other "
! "failures for nmethod " PTR_FORMAT,
p2i(_hr->bottom()), p2i(_hr->end()), p2i(nm));
_failures = true;
}
}
}
*** 583,604 ****
// if this region is empty then there should be no entries
// on its strong code root list
if (is_empty()) {
if (strong_code_roots_length > 0) {
! gclog_or_tty->print_cr("region ["PTR_FORMAT","PTR_FORMAT"] is empty "
! "but has "SIZE_FORMAT" code root entries",
p2i(bottom()), p2i(end()), strong_code_roots_length);
*failures = true;
}
return;
}
if (is_continues_humongous()) {
if (strong_code_roots_length > 0) {
! gclog_or_tty->print_cr("region "HR_FORMAT" is a continuation of a humongous "
! "region but has "SIZE_FORMAT" code root entries",
HR_FORMAT_PARAMS(this), strong_code_roots_length);
*failures = true;
}
return;
}
--- 583,604 ----
// if this region is empty then there should be no entries
// on its strong code root list
if (is_empty()) {
if (strong_code_roots_length > 0) {
! gclog_or_tty->print_cr("region [" PTR_FORMAT "," PTR_FORMAT "] is empty "
! "but has " SIZE_FORMAT " code root entries",
p2i(bottom()), p2i(end()), strong_code_roots_length);
*failures = true;
}
return;
}
if (is_continues_humongous()) {
if (strong_code_roots_length > 0) {
! gclog_or_tty->print_cr("region " HR_FORMAT " is a continuation of a humongous "
! "region but has " SIZE_FORMAT " code root entries",
HR_FORMAT_PARAMS(this), strong_code_roots_length);
*failures = true;
}
return;
}
*** 619,629 ****
if (in_collection_set())
st->print(" CS");
else
st->print(" ");
st->print(" TS %5d", _gc_time_stamp);
! st->print(" PTAMS "PTR_FORMAT" NTAMS "PTR_FORMAT,
p2i(prev_top_at_mark_start()), p2i(next_top_at_mark_start()));
G1OffsetTableContigSpace::print_on(st);
}
class VerifyLiveClosure: public OopClosure {
--- 619,629 ----
if (in_collection_set())
st->print(" CS");
else
st->print(" ");
st->print(" TS %5d", _gc_time_stamp);
! st->print(" PTAMS " PTR_FORMAT " NTAMS " PTR_FORMAT,
p2i(prev_top_at_mark_start()), p2i(next_top_at_mark_start()));
G1OffsetTableContigSpace::print_on(st);
}
class VerifyLiveClosure: public OopClosure {
*** 680,708 ****
gclog_or_tty->cr();
gclog_or_tty->print_cr("----------");
}
if (!_g1h->is_in_closed_subset(obj)) {
HeapRegion* from = _g1h->heap_region_containing((HeapWord*)p);
! gclog_or_tty->print_cr("Field "PTR_FORMAT
! " of live obj "PTR_FORMAT" in region "
! "["PTR_FORMAT", "PTR_FORMAT")",
p2i(p), p2i(_containing_obj),
p2i(from->bottom()), p2i(from->end()));
print_object(gclog_or_tty, _containing_obj);
! gclog_or_tty->print_cr("points to obj "PTR_FORMAT" not in the heap",
p2i(obj));
} else {
HeapRegion* from = _g1h->heap_region_containing((HeapWord*)p);
HeapRegion* to = _g1h->heap_region_containing((HeapWord*)obj);
! gclog_or_tty->print_cr("Field "PTR_FORMAT
! " of live obj "PTR_FORMAT" in region "
! "["PTR_FORMAT", "PTR_FORMAT")",
p2i(p), p2i(_containing_obj),
p2i(from->bottom()), p2i(from->end()));
print_object(gclog_or_tty, _containing_obj);
! gclog_or_tty->print_cr("points to dead obj "PTR_FORMAT" in region "
! "["PTR_FORMAT", "PTR_FORMAT")",
p2i(obj), p2i(to->bottom()), p2i(to->end()));
print_object(gclog_or_tty, obj);
}
gclog_or_tty->print_cr("----------");
gclog_or_tty->flush();
--- 680,708 ----
gclog_or_tty->cr();
gclog_or_tty->print_cr("----------");
}
if (!_g1h->is_in_closed_subset(obj)) {
HeapRegion* from = _g1h->heap_region_containing((HeapWord*)p);
! gclog_or_tty->print_cr("Field " PTR_FORMAT
! " of live obj " PTR_FORMAT " in region "
! "[" PTR_FORMAT ", " PTR_FORMAT ")",
p2i(p), p2i(_containing_obj),
p2i(from->bottom()), p2i(from->end()));
print_object(gclog_or_tty, _containing_obj);
! gclog_or_tty->print_cr("points to obj " PTR_FORMAT " not in the heap",
p2i(obj));
} else {
HeapRegion* from = _g1h->heap_region_containing((HeapWord*)p);
HeapRegion* to = _g1h->heap_region_containing((HeapWord*)obj);
! gclog_or_tty->print_cr("Field " PTR_FORMAT
! " of live obj " PTR_FORMAT " in region "
! "[" PTR_FORMAT ", " PTR_FORMAT ")",
p2i(p), p2i(_containing_obj),
p2i(from->bottom()), p2i(from->end()));
print_object(gclog_or_tty, _containing_obj);
! gclog_or_tty->print_cr("points to dead obj " PTR_FORMAT " in region "
! "[" PTR_FORMAT ", " PTR_FORMAT ")",
p2i(obj), p2i(to->bottom()), p2i(to->end()));
print_object(gclog_or_tty, obj);
}
gclog_or_tty->print_cr("----------");
gclog_or_tty->flush();
*** 734,751 ****
if (!_failures) {
gclog_or_tty->cr();
gclog_or_tty->print_cr("----------");
}
gclog_or_tty->print_cr("Missing rem set entry:");
! gclog_or_tty->print_cr("Field "PTR_FORMAT" "
! "of obj "PTR_FORMAT", "
! "in region "HR_FORMAT,
p2i(p), p2i(_containing_obj),
HR_FORMAT_PARAMS(from));
_containing_obj->print_on(gclog_or_tty);
! gclog_or_tty->print_cr("points to obj "PTR_FORMAT" "
! "in region "HR_FORMAT,
p2i(obj),
HR_FORMAT_PARAMS(to));
obj->print_on(gclog_or_tty);
gclog_or_tty->print_cr("Obj head CTE = %d, field CTE = %d.",
cv_obj, cv_field);
--- 734,751 ----
if (!_failures) {
gclog_or_tty->cr();
gclog_or_tty->print_cr("----------");
}
gclog_or_tty->print_cr("Missing rem set entry:");
! gclog_or_tty->print_cr("Field " PTR_FORMAT " "
! "of obj " PTR_FORMAT ", "
! "in region " HR_FORMAT,
p2i(p), p2i(_containing_obj),
HR_FORMAT_PARAMS(from));
_containing_obj->print_on(gclog_or_tty);
! gclog_or_tty->print_cr("points to obj " PTR_FORMAT " "
! "in region " HR_FORMAT,
p2i(obj),
HR_FORMAT_PARAMS(to));
obj->print_on(gclog_or_tty);
gclog_or_tty->print_cr("Obj head CTE = %d, field CTE = %d.",
cv_obj, cv_field);
*** 777,788 ****
size_t obj_size = block_size(p);
object_num += 1;
if (is_region_humongous != g1->is_humongous(obj_size) &&
!g1->is_obj_dead(obj, this)) { // Dead objects may have bigger block_size since they span several objects.
! gclog_or_tty->print_cr("obj "PTR_FORMAT" is of %shumongous size ("
! SIZE_FORMAT" words) in a %shumongous region",
p2i(p), g1->is_humongous(obj_size) ? "" : "non-",
obj_size, is_region_humongous ? "" : "non-");
*failures = true;
return;
}
--- 777,788 ----
size_t obj_size = block_size(p);
object_num += 1;
if (is_region_humongous != g1->is_humongous(obj_size) &&
!g1->is_obj_dead(obj, this)) { // Dead objects may have bigger block_size since they span several objects.
! gclog_or_tty->print_cr("obj " PTR_FORMAT " is of %shumongous size ("
! SIZE_FORMAT " words) in a %shumongous region",
p2i(p), g1->is_humongous(obj_size) ? "" : "non-",
obj_size, is_region_humongous ? "" : "non-");
*failures = true;
return;
}
*** 792,807 ****
Klass* klass = obj->klass();
bool is_metaspace_object = Metaspace::contains(klass) ||
(vo == VerifyOption_G1UsePrevMarking &&
ClassLoaderDataGraph::unload_list_contains(klass));
if (!is_metaspace_object) {
! gclog_or_tty->print_cr("klass "PTR_FORMAT" of object "PTR_FORMAT" "
"not metadata", p2i(klass), p2i(obj));
*failures = true;
return;
} else if (!klass->is_klass()) {
! gclog_or_tty->print_cr("klass "PTR_FORMAT" of object "PTR_FORMAT" "
"not a klass", p2i(klass), p2i(obj));
*failures = true;
return;
} else {
vl_cl.set_containing_obj(obj);
--- 792,807 ----
Klass* klass = obj->klass();
bool is_metaspace_object = Metaspace::contains(klass) ||
(vo == VerifyOption_G1UsePrevMarking &&
ClassLoaderDataGraph::unload_list_contains(klass));
if (!is_metaspace_object) {
! gclog_or_tty->print_cr("klass " PTR_FORMAT " of object " PTR_FORMAT " "
"not metadata", p2i(klass), p2i(obj));
*failures = true;
return;
} else if (!klass->is_klass()) {
! gclog_or_tty->print_cr("klass " PTR_FORMAT " of object " PTR_FORMAT " "
"not a klass", p2i(klass), p2i(obj));
*failures = true;
return;
} else {
vl_cl.set_containing_obj(obj);
*** 813,823 ****
vl_cl.n_failures() >= G1MaxVerifyFailures) {
return;
}
}
} else {
! gclog_or_tty->print_cr(PTR_FORMAT" no an oop", p2i(obj));
*failures = true;
return;
}
}
prev_p = p;
--- 813,823 ----
vl_cl.n_failures() >= G1MaxVerifyFailures) {
return;
}
}
} else {
! gclog_or_tty->print_cr(PTR_FORMAT " no an oop", p2i(obj));
*failures = true;
return;
}
}
prev_p = p;
*** 827,838 ****
if (!is_young() && !is_empty()) {
_offsets.verify();
}
if (p != top()) {
! gclog_or_tty->print_cr("end of last object "PTR_FORMAT" "
! "does not match top "PTR_FORMAT, p2i(p), p2i(top()));
*failures = true;
return;
}
HeapWord* the_end = end();
--- 827,838 ----
if (!is_young() && !is_empty()) {
_offsets.verify();
}
if (p != top()) {
! gclog_or_tty->print_cr("end of last object " PTR_FORMAT " "
! "does not match top " PTR_FORMAT, p2i(p), p2i(top()));
*failures = true;
return;
}
HeapWord* the_end = end();
*** 843,866 ****
if (p < the_end) {
// Look up top
HeapWord* addr_1 = p;
HeapWord* b_start_1 = _offsets.block_start_const(addr_1);
if (b_start_1 != p) {
! gclog_or_tty->print_cr("BOT look up for top: "PTR_FORMAT" "
! " yielded "PTR_FORMAT", expecting "PTR_FORMAT,
p2i(addr_1), p2i(b_start_1), p2i(p));
*failures = true;
return;
}
// Look up top + 1
HeapWord* addr_2 = p + 1;
if (addr_2 < the_end) {
HeapWord* b_start_2 = _offsets.block_start_const(addr_2);
if (b_start_2 != p) {
! gclog_or_tty->print_cr("BOT look up for top + 1: "PTR_FORMAT" "
! " yielded "PTR_FORMAT", expecting "PTR_FORMAT,
p2i(addr_2), p2i(b_start_2), p2i(p));
*failures = true;
return;
}
}
--- 843,866 ----
if (p < the_end) {
// Look up top
HeapWord* addr_1 = p;
HeapWord* b_start_1 = _offsets.block_start_const(addr_1);
if (b_start_1 != p) {
! gclog_or_tty->print_cr("BOT look up for top: " PTR_FORMAT " "
! " yielded " PTR_FORMAT ", expecting " PTR_FORMAT,
p2i(addr_1), p2i(b_start_1), p2i(p));
*failures = true;
return;
}
// Look up top + 1
HeapWord* addr_2 = p + 1;
if (addr_2 < the_end) {
HeapWord* b_start_2 = _offsets.block_start_const(addr_2);
if (b_start_2 != p) {
! gclog_or_tty->print_cr("BOT look up for top + 1: " PTR_FORMAT " "
! " yielded " PTR_FORMAT ", expecting " PTR_FORMAT,
p2i(addr_2), p2i(b_start_2), p2i(p));
*failures = true;
return;
}
}
*** 869,901 ****
size_t diff = pointer_delta(the_end, p) / 2;
HeapWord* addr_3 = p + diff;
if (addr_3 < the_end) {
HeapWord* b_start_3 = _offsets.block_start_const(addr_3);
if (b_start_3 != p) {
! gclog_or_tty->print_cr("BOT look up for top + diff: "PTR_FORMAT" "
! " yielded "PTR_FORMAT", expecting "PTR_FORMAT,
p2i(addr_3), p2i(b_start_3), p2i(p));
*failures = true;
return;
}
}
// Look up end - 1
HeapWord* addr_4 = the_end - 1;
HeapWord* b_start_4 = _offsets.block_start_const(addr_4);
if (b_start_4 != p) {
! gclog_or_tty->print_cr("BOT look up for end - 1: "PTR_FORMAT" "
! " yielded "PTR_FORMAT", expecting "PTR_FORMAT,
p2i(addr_4), p2i(b_start_4), p2i(p));
*failures = true;
return;
}
}
if (is_region_humongous && object_num > 1) {
! gclog_or_tty->print_cr("region ["PTR_FORMAT","PTR_FORMAT"] is humongous "
! "but has "SIZE_FORMAT", objects",
p2i(bottom()), p2i(end()), object_num);
*failures = true;
return;
}
--- 869,901 ----
size_t diff = pointer_delta(the_end, p) / 2;
HeapWord* addr_3 = p + diff;
if (addr_3 < the_end) {
HeapWord* b_start_3 = _offsets.block_start_const(addr_3);
if (b_start_3 != p) {
! gclog_or_tty->print_cr("BOT look up for top + diff: " PTR_FORMAT " "
! " yielded " PTR_FORMAT ", expecting " PTR_FORMAT,
p2i(addr_3), p2i(b_start_3), p2i(p));
*failures = true;
return;
}
}
// Look up end - 1
HeapWord* addr_4 = the_end - 1;
HeapWord* b_start_4 = _offsets.block_start_const(addr_4);
if (b_start_4 != p) {
! gclog_or_tty->print_cr("BOT look up for end - 1: " PTR_FORMAT " "
! " yielded " PTR_FORMAT ", expecting " PTR_FORMAT,
p2i(addr_4), p2i(b_start_4), p2i(p));
*failures = true;
return;
}
}
if (is_region_humongous && object_num > 1) {
! gclog_or_tty->print_cr("region [" PTR_FORMAT "," PTR_FORMAT "] is humongous "
! "but has " SIZE_FORMAT ", objects",
p2i(bottom()), p2i(end()), object_num);
*failures = true;
return;
}
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