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Remove memory allocations in some hot paths

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This commit is contained in:
Kelebek1
2023-05-23 14:45:54 +01:00
parent e3122c5b46
commit 5da70f7197
84 changed files with 501 additions and 458 deletions
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4
src/video_core/buffer_cache/buffer_cache.h
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@ -207,7 +207,7 @@ bool BufferCache<P>::DMACopy(GPUVAddr src_address, GPUVAddr dest_address, u64 am
if (has_new_downloads) {
memory_tracker.MarkRegionAsGpuModified(*cpu_dest_address, amount);
}
tmp_buffer.resize(amount);
tmp_buffer.resize_destructive(amount);
cpu_memory.ReadBlockUnsafe(*cpu_src_address, tmp_buffer.data(), amount);
cpu_memory.WriteBlockUnsafe(*cpu_dest_address, tmp_buffer.data(), amount);
return true;
@ -1279,7 +1279,7 @@ template <class P>
typename BufferCache<P>::OverlapResult BufferCache<P>::ResolveOverlaps(VAddr cpu_addr,
u32 wanted_size) {
static constexpr int STREAM_LEAP_THRESHOLD = 16;
std::vector<BufferId> overlap_ids;
boost::container::small_vector<BufferId, 16> overlap_ids;
VAddr begin = cpu_addr;
VAddr end = cpu_addr + wanted_size;
int stream_score = 0;

4
src/video_core/buffer_cache/buffer_cache_base.h
View File

@ -229,7 +229,7 @@ class BufferCache : public VideoCommon::ChannelSetupCaches<BufferCacheChannelInf
using OverlapCounter = boost::icl::split_interval_map<VAddr, int>;
struct OverlapResult {
std::vector<BufferId> ids;
boost::container::small_vector<BufferId, 16> ids;
VAddr begin;
VAddr end;
bool has_stream_leap = false;
@ -582,7 +582,7 @@ private:
BufferId inline_buffer_id;
std::array<BufferId, ((1ULL << 39) >> CACHING_PAGEBITS)> page_table;
std::vector<u8> tmp_buffer;
Common::ScratchBuffer<u8> tmp_buffer;
};
} // namespace VideoCommon