texture_cache: Use unordered_map::find instead of operator[] on hot code

This commit is contained in:
ReinUsesLisp 2020-05-27 17:59:04 -03:00
parent d2b2557542
commit b8b6f94ba9
1 changed files with 20 additions and 16 deletions

View File

@ -310,19 +310,21 @@ public:
dst_surface.first->MarkAsModified(true, Tick());
}
TSurface TryFindFramebufferSurface(VAddr addr) {
TSurface TryFindFramebufferSurface(VAddr addr) const {
if (!addr) {
return nullptr;
}
const VAddr page = addr >> registry_page_bits;
std::vector<TSurface>& list = registry[page];
for (auto& surface : list) {
if (surface->GetCpuAddr() == addr) {
return surface;
}
}
const auto it = registry.find(page);
if (it == registry.end()) {
return nullptr;
}
const auto& list = it->second;
const auto found = std::find_if(list.begin(), list.end(), [addr](const auto& surface) {
return surface->GetCpuAddr() == addr;
});
return found != list.end() ? *found : nullptr;
}
u64 Tick() {
return ++ticks;
@ -1130,19 +1132,21 @@ private:
return {};
}
const VAddr cpu_addr_end = cpu_addr + size;
VAddr start = cpu_addr >> registry_page_bits;
const VAddr end = (cpu_addr_end - 1) >> registry_page_bits;
VectorSurface surfaces;
while (start <= end) {
std::vector<TSurface>& list = registry[start];
for (auto& surface : list) {
if (!surface->IsPicked() && surface->Overlaps(cpu_addr, cpu_addr_end)) {
for (VAddr start = cpu_addr >> registry_page_bits; start <= end; ++start) {
const auto it = registry.find(start);
if (it == registry.end()) {
continue;
}
for (auto& surface : it->second) {
if (surface->IsPicked() || !surface->Overlaps(cpu_addr, cpu_addr_end)) {
continue;
}
surface->MarkAsPicked(true);
surfaces.push_back(surface);
}
}
start++;
}
for (auto& surface : surfaces) {
surface->MarkAsPicked(false);
}