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Use spans over guest memory where possible instead of copying data.

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This commit is contained in:
Kelebek1 2023-05-29 00:35:51 +01:00
parent 95ceae40e6
commit 6f7cb69c94
22 changed files with 462 additions and 233 deletions
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7
src/video_core/buffer_cache/buffer_cache.h
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@ -234,9 +234,10 @@ 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_destructive(amount);
cpu_memory.ReadBlockUnsafe(*cpu_src_address, tmp_buffer.data(), amount);
cpu_memory.WriteBlockUnsafe(*cpu_dest_address, tmp_buffer.data(), amount);
Core::Memory::CpuGuestMemoryScoped<u8, Core::Memory::GuestMemoryFlags::UnsafeReadWrite> tmp(
cpu_memory, *cpu_src_address, amount, &tmp_buffer);
tmp.SetAddressAndSize(*cpu_dest_address, amount);
return true;
}