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fix math errors when walking object map in collect()::Client::walk()

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This commit is contained in:
Joel Dice 2007-09-13 16:45:09 -06:00
parent a9885252fa
commit b0926e71fb
1 changed files with 3 additions and 3 deletions
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6
src/machine.cpp
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@ -2617,7 +2617,7 @@ collect(Thread* t, Heap::CollectionType type)
= ceiling(arrayElementSize, BytesPerWord);
for (unsigned i = 0; i < fixedSizeInWords; ++i) {
if (mask[wordOf(i)] & (static_cast<uintptr_t>(1) << bitOf(i))) {
if (mask[i / 32] & (static_cast<uintptr_t>(1) << (i % 32))) {
if (not w->visit(i)) {
return;
}
@ -2627,7 +2627,7 @@ collect(Thread* t, Heap::CollectionType type)
bool arrayObjectElements = false;
for (unsigned j = 0; j < arrayElementSizeInWords; ++j) {
unsigned k = fixedSizeInWords + j;
if (mask[wordOf(k)] & (static_cast<uintptr_t>(1) << bitOf(k))) {
if (mask[k / 32] & (static_cast<uintptr_t>(1) << (k % 32))) {
arrayObjectElements = true;
break;
}
@ -2637,7 +2637,7 @@ collect(Thread* t, Heap::CollectionType type)
for (unsigned i = 0; i < arrayLength; ++i) {
for (unsigned j = 0; j < arrayElementSizeInWords; ++j) {
unsigned k = fixedSizeInWords + j;
if (mask[wordOf(k)] & (static_cast<uintptr_t>(1) << bitOf(k))) {
if (mask[k / 32] & (static_cast<uintptr_t>(1) << (k % 32))) {
if (not w->visit
(fixedSizeInWords + (i * arrayElementSizeInWords) + j))
{