inline void HeapRegionSetBase::add(HeapRegion* hr) {
check_mt_safety();
assert(hr->containing_set() == NULL, hrs_ext_msg(this, "should not already have a containing set %u"));
assert(hr->next() == NULL && hr->prev() == NULL, hrs_ext_msg(this, "should not already be linked"));
_count.increment(1u, hr->capacity());
hr->set_containing_set(this);
verify_region(hr);
}
inline void HeapRegionSetBase::remove(HeapRegion* hr) {
check_mt_safety();
verify_region(hr);
assert(hr->next() == NULL && hr->prev() == NULL, hrs_ext_msg(this, "should already be unlinked"));
hr->set_containing_set(NULL);
assert(_count.length() > 0, hrs_ext_msg(this, "pre-condition"));
_count.decrement(1u, hr->capacity());
}
inline void HeapRegionSetBase::remove(HeapRegion* hr) {
check_mt_safety();
verify_region(hr);
assert_heap_region_set(hr->next() == NULL, "should already be unlinked");
assert_heap_region_set(hr->prev() == NULL, "should already be unlinked");
hr->set_containing_set(NULL);
assert_heap_region_set(_length > 0, "pre-condition");
_length--;
}
inline void HeapRegionSetBase::add(HeapRegion* hr) {
check_mt_safety();
assert_heap_region_set(hr->containing_set() == NULL, "should not already have a containing set");
assert_heap_region_set(hr->next() == NULL, "should not already be linked");
assert_heap_region_set(hr->prev() == NULL, "should not already be linked");
_length++;
hr->set_containing_set(this);
verify_region(hr);
}
void HeapRegionSetBase::verify_next_region(HeapRegion* hr) {
// See comment in verify() about MT safety and verification.
hrl_assert_mt_safety_ok(this);
assert(_verify_in_progress,
hrl_ext_msg(this, "verification should be in progress"));
guarantee(verify_region(hr, this), hrl_ext_msg(this, "region verification"));
_calc_length += 1;
if (!hr->isHumongous()) {
_calc_region_num += 1;
} else {
_calc_region_num += calculate_region_num(hr);
}
_calc_total_capacity_bytes += hr->capacity();
_calc_total_used_bytes += hr->used();
}
void FreeRegionList::remove_all() {
check_mt_safety();
verify_optional();
HeapRegion* curr = _head;
while (curr != NULL) {
verify_region(curr);
HeapRegion* next = curr->next();
curr->set_next(NULL);
curr->set_prev(NULL);
curr->set_containing_set(NULL);
curr = next;
}
clear();
verify_optional();
}
static void test_ExtCreateRegion(void)
{
static const RECT empty_rect;
static const RECT rc = { 111, 222, 333, 444 };
static const RECT rc_xformed = { 76, 151, 187, 262 };
union
{
RGNDATA data;
char buf[sizeof(RGNDATAHEADER) + sizeof(RECT)];
} rgn;
HRGN hrgn;
XFORM xform;
if (0) /* crashes under Win9x */
{
SetLastError(0xdeadbeef);
hrgn = ExtCreateRegion(NULL, 0, NULL);
ok(!hrgn, "ExtCreateRegion should fail\n");
ok(GetLastError() == ERROR_INVALID_PARAMETER, "ERROR_INVALID_PARAMETER, got %u\n", GetLastError());
}
rgn.data.rdh.dwSize = 0;
rgn.data.rdh.iType = 0;
rgn.data.rdh.nCount = 0;
rgn.data.rdh.nRgnSize = 0;
SetRectEmpty(&rgn.data.rdh.rcBound);
memcpy(rgn.data.Buffer, &rc, sizeof(rc));
SetLastError(0xdeadbeef);
hrgn = ExtCreateRegion(NULL, sizeof(rgn), &rgn.data);
ok(!hrgn, "ExtCreateRegion should fail\n");
ok(GetLastError() == 0xdeadbeef, "0xdeadbeef, got %u\n", GetLastError());
rgn.data.rdh.dwSize = sizeof(rgn.data.rdh) - 1;
SetLastError(0xdeadbeef);
hrgn = ExtCreateRegion(NULL, sizeof(rgn), &rgn.data);
ok(!hrgn, "ExtCreateRegion should fail\n");
ok(GetLastError() == 0xdeadbeef, "0xdeadbeef, got %u\n", GetLastError());
/* although XP doesn't care about the type Win9x does */
rgn.data.rdh.iType = RDH_RECTANGLES;
rgn.data.rdh.dwSize = sizeof(rgn.data.rdh);
SetLastError(0xdeadbeef);
hrgn = ExtCreateRegion(NULL, sizeof(rgn), &rgn.data);
ok(hrgn != 0, "ExtCreateRegion error %u\n", GetLastError());
verify_region(hrgn, &empty_rect);
DeleteObject(hrgn);
rgn.data.rdh.nCount = 1;
SetRectEmpty(&rgn.data.rdh.rcBound);
memcpy(rgn.data.Buffer, &rc, sizeof(rc));
SetLastError(0xdeadbeef);
hrgn = ExtCreateRegion(NULL, sizeof(rgn), &rgn.data);
ok(hrgn != 0, "ExtCreateRegion error %u\n", GetLastError());
verify_region(hrgn, &rc);
DeleteObject(hrgn);
rgn.data.rdh.dwSize = sizeof(rgn.data.rdh) + 1;
SetLastError(0xdeadbeef);
hrgn = ExtCreateRegion(NULL, 1, &rgn.data);
ok(hrgn != 0 ||
broken(GetLastError() == 0xdeadbeef), /* NT4 */
"ExtCreateRegion error %u\n", GetLastError());
if(hrgn)
{
verify_region(hrgn, &rc);
DeleteObject(hrgn);
}
xform.eM11 = 0.5; /* 50% width */
xform.eM12 = 0.0;
xform.eM21 = 0.0;
xform.eM22 = 0.5; /* 50% height */
xform.eDx = 20.0;
xform.eDy = 40.0;
rgn.data.rdh.dwSize = sizeof(rgn.data.rdh);
SetLastError(0xdeadbeef);
hrgn = ExtCreateRegion(&xform, sizeof(rgn), &rgn.data);
ok(hrgn != 0, "ExtCreateRegion error %u/%x\n", GetLastError(), GetLastError());
verify_region(hrgn, &rc_xformed);
DeleteObject(hrgn);
}
void G1SATBCardTableModRefBS::verify_g1_young_region(MemRegion mr) {
verify_region(mr, g1_young_gen, true);
}
