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gl_renderer: Cache textures, framebuffers, and shaders based on CPU address.

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This commit is contained in:
bunnei 2018-08-27 21:35:15 -04:00
parent 16d65182f9
commit d647d9550c
11 changed files with 70 additions and 138 deletions
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51
src/core/memory.cpp
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@ -251,8 +251,8 @@ std::string ReadCString(VAddr vaddr, std::size_t max_length) {
return string;
}
void RasterizerMarkRegionCached(Tegra::GPUVAddr gpu_addr, u64 size, bool cached) {
if (gpu_addr == 0) {
void RasterizerMarkRegionCached(VAddr vaddr, u64 size, bool cached) {
if (vaddr == 0) {
return;
}
@ -261,19 +261,8 @@ void RasterizerMarkRegionCached(Tegra::GPUVAddr gpu_addr, u64 size, bool cached)
// CPU pages, hence why we iterate on a CPU page basis (note: GPU page size is different). This
// assumes the specified GPU address region is contiguous as well.
u64 num_pages = ((gpu_addr + size - 1) >> PAGE_BITS) - (gpu_addr >> PAGE_BITS) + 1;
for (unsigned i = 0; i < num_pages; ++i, gpu_addr += PAGE_SIZE) {
boost::optional<VAddr> maybe_vaddr =
Core::System::GetInstance().GPU().MemoryManager().GpuToCpuAddress(gpu_addr);
// The GPU <-> CPU virtual memory mapping is not 1:1
if (!maybe_vaddr) {
LOG_ERROR(HW_Memory,
"Trying to flush a cached region to an invalid physical address {:016X}",
gpu_addr);
continue;
}
VAddr vaddr = *maybe_vaddr;
u64 num_pages = ((vaddr + size - 1) >> PAGE_BITS) - (vaddr >> PAGE_BITS) + 1;
for (unsigned i = 0; i < num_pages; ++i, vaddr += PAGE_SIZE) {
PageType& page_type = current_page_table->attributes[vaddr >> PAGE_BITS];
if (cached) {
@ -344,29 +333,19 @@ void RasterizerFlushVirtualRegion(VAddr start, u64 size, FlushMode mode) {
const VAddr overlap_start = std::max(start, region_start);
const VAddr overlap_end = std::min(end, region_end);
const std::vector<Tegra::GPUVAddr> gpu_addresses =
system_instance.GPU().MemoryManager().CpuToGpuAddress(overlap_start);
if (gpu_addresses.empty()) {
return;
}
const u64 overlap_size = overlap_end - overlap_start;
for (const auto& gpu_address : gpu_addresses) {
auto& rasterizer = system_instance.Renderer().Rasterizer();
switch (mode) {
case FlushMode::Flush:
rasterizer.FlushRegion(gpu_address, overlap_size);
break;
case FlushMode::Invalidate:
rasterizer.InvalidateRegion(gpu_address, overlap_size);
break;
case FlushMode::FlushAndInvalidate:
rasterizer.FlushAndInvalidateRegion(gpu_address, overlap_size);
break;
}
auto& rasterizer = system_instance.Renderer().Rasterizer();
switch (mode) {
case FlushMode::Flush:
rasterizer.FlushRegion(overlap_start, overlap_size);
break;
case FlushMode::Invalidate:
rasterizer.InvalidateRegion(overlap_start, overlap_size);
break;
case FlushMode::FlushAndInvalidate:
rasterizer.FlushAndInvalidateRegion(overlap_start, overlap_size);
break;
}
};