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Bug 1058084 - IonMonkey: Micro-optimize some InlineList routines r=jandem

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This commit is contained in:
Dan Gohman 2014-08-25 15:03:22 -07:00
parent d9e1cb5087
commit a933f2da69
1 changed files with 12 additions and 7 deletions
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19
js/src/jit/InlineList.h
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@ -311,9 +311,10 @@ class InlineList : protected InlineListNode<T>
insertBeforeUnchecked(at, item);
}
void insertBeforeUnchecked(Node *at, Node *item) {
Node *atPrev = at->prev;
item->next = at;
item->prev = at->prev;
at->prev->next = item;
item->prev = atPrev;
atPrev->next = item;
at->prev = item;
}
void insertAfter(Node *at, Node *item) {
@ -322,15 +323,19 @@ class InlineList : protected InlineListNode<T>
insertAfterUnchecked(at, item);
}
void insertAfterUnchecked(Node *at, Node *item) {
item->next = at->next;
Node *atNext = static_cast<Node *>(at->next);
item->next = atNext;
item->prev = at;
static_cast<Node *>(at->next)->prev = item;
atNext->prev = item;
at->next = item;
}
void remove(Node *t) {
t->prev->next = t->next;
static_cast<Node *>(t->next)->prev = t->prev;
t->next = t->prev = nullptr;
Node *tNext = static_cast<Node *>(t->next);
Node *tPrev = t->prev;
tPrev->next = tNext;
tNext->prev = tPrev;
t->next = nullptr;
t->prev = nullptr;
}
void clear() {
this->next = this->prev = this;