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Merge pull request #10174 from ntamas94/fix/agc-raw-shader-cache-eviction

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fix(agc): keep hundreds of raw shader snapshots cached
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Dean authored and GitHub committed 2026-10-26 18:26:35 +13:00
2 parents 3fcef220ca e284395f58
commit 426e1dbf2d
2 files changed
+6 -2
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core/libs/prx/libSceAgcDriver/Execution/src/Driver/Shaders/ShaderRegistry.cpp
+1 -1
View File
@@ -138,7 +138,7 @@ std::shared_ptr<const ShaderSnapshot> ReadRawShader(std::uint64_t address) {
cache.erase(found);
}
const auto bytes = result->code.size() * sizeof(std::uint32_t);
while (!cache.empty() && (cache.size() >= 64 || cacheBytes + bytes > 8 * 1024 * 1024)) {
while (!cache.empty() && (cache.size() >= 4096 || cacheBytes + bytes > 64 * 1024 * 1024)) {
cacheBytes -= cache.back()->code.size() * sizeof(std::uint32_t);
cache.pop_back();
}
core/libs/prx/libSceAgcDriver/tests/Submit.cpp
+5 -1
View File
@@ -952,7 +952,8 @@ int main(int argc, char** argv) {
});
for (auto& reader : readers) reader.join();
for (const auto& snapshot : concurrent) check(snapshot == branched, "concurrent raw compute readers lost snapshot reuse");
alignas(256) std::array<std::array<std::uint32_t, 64>, 65> programs{};
struct alignas(256) RawProgram : std::array<std::uint32_t, 64> {};
std::vector<RawProgram> programs(4097);
for (auto& program : programs) program[0] = 0xbf810000;
const auto firstAddress = reinterpret_cast<std::uintptr_t>(programs.front().data());
readers.clear();
@@ -962,6 +963,9 @@ int main(int argc, char** argv) {
for (auto& reader : readers) reader.join();
for (const auto& snapshot : concurrent) check(snapshot == concurrent.front(), "concurrent raw compute misses duplicated snapshots");
const auto evicted = AgcDriver::DriverDetail::ReadRawShader(firstAddress);
for (std::size_t i = 1; i <= 400; ++i)
AgcDriver::DriverDetail::ReadRawShader(reinterpret_cast<std::uintptr_t>(programs[i].data()));
check(AgcDriver::DriverDetail::ReadRawShader(firstAddress) == evicted, "raw shader cache evicted a program while a title used only 401");
for (std::size_t i = 1; i < programs.size(); ++i)
AgcDriver::DriverDetail::ReadRawShader(reinterpret_cast<std::uintptr_t>(programs[i].data()));
check(AgcDriver::DriverDetail::ReadRawShader(firstAddress) != evicted && evicted->code[0] == 0xbf810000,