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https://github.com/kanjitalk755/macemu.git
synced 2024-12-24 10:32:32 +00:00
Optimize invalidate_cache_range() for short ranges.
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@ -82,7 +82,7 @@ block_cache< block_info, block_allocator >::block_cache()
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}
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template< class block_info, template<class T> class block_allocator >
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inline block_cache< block_info, block_allocator >::~block_cache()
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block_cache< block_info, block_allocator >::~block_cache()
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{
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clear();
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}
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@ -117,21 +117,40 @@ void block_cache< block_info, block_allocator >::clear()
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}
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template< class block_info, template<class T> class block_allocator >
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inline void block_cache< block_info, block_allocator >::clear_range(uintptr start, uintptr end)
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void block_cache< block_info, block_allocator >::clear_range(uintptr start, uintptr end)
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{
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if (!active)
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return;
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entry *q;
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entry *p = active;
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while (p) {
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q = p;
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p = p->next;
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if (q->intersect(start, end)) {
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q->invalidate();
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remove_from_cl_list(q);
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remove_from_list(q);
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delete_blockinfo(q);
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entry *p, *q;
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if (cacheline(start) < cacheline(end - 1)) {
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// Optimize for short ranges flush
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const int end_cl = cacheline(end - 1);
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for (int cl = cacheline(start); cl <= end_cl; cl++) {
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p = cache_tags[cl];
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while (p) {
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q = p;
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p = p->next_same_cl;
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if (q->intersect(start, end)) {
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q->invalidate();
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remove_from_cl_list(q);
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remove_from_list(q);
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delete_blockinfo(q);
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}
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}
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}
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}
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else {
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p = active;
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while (p) {
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q = p;
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p = p->next;
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if (q->intersect(start, end)) {
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q->invalidate();
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remove_from_cl_list(q);
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remove_from_list(q);
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delete_blockinfo(q);
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}
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}
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}
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}
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@ -790,7 +790,7 @@ void powerpc_cpu::invalidate_cache()
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#endif
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}
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inline void powerpc_block_info::invalidate()
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void powerpc_block_info::invalidate()
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{
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#if PPC_DECODE_CACHE
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// Don't do anything if this is a predecoded block
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