Implement blacklist functionality

- Added blacklist status to FunctionProfile
- Added PPTC Info file updater from v5518 and updated old updater logic to allow multiple update passes
- Added blacklist check to PPTC Cache loading
- Added marking functions as blacklisted if they do not yet exist at PPTC translation time
- Logger now shows how many functions were blacklisted when translating new functions to PPTC cache
This commit is contained in:
LotP1
2024-12-10 22:48:47 +01:00
committed by Evan Husted
parent 70318fc55a
commit 13e081ebe5
3 changed files with 137 additions and 15 deletions

View File

@@ -24,10 +24,11 @@ namespace ARMeilleure.Translation.PTC
{
private const string OuterHeaderMagicString = "Pohd\0\0\0\0";
private const uint InternalVersion = 5518; //! Not to be incremented manually for each change to the ARMeilleure project.
private const uint InternalVersion = 7007; //! Not to be incremented manually for each change to the ARMeilleure project.
private static readonly uint[] _migrateInternalVersions = {
1866,
5518,
};
private const int SaveInterval = 30; // Seconds.
@@ -76,20 +77,30 @@ namespace ARMeilleure.Translation.PTC
private void TimerElapsed(object _, ElapsedEventArgs __)
=> new Thread(PreSave) { Name = "Ptc.DiskWriter" }.Start();
public void AddEntry(ulong address, ExecutionMode mode, bool highCq)
public void AddEntry(ulong address, ExecutionMode mode, bool highCq, bool blacklist = false)
{
if (IsAddressInStaticCodeRange(address))
{
Debug.Assert(!highCq);
lock (_lock)
if (blacklist)
{
ProfiledFuncs.TryAdd(address, new FuncProfile(mode, highCq: false));
lock (_lock)
{
ProfiledFuncs[address] = new FuncProfile(mode, highCq: false, true);
}
}
else
{
lock (_lock)
{
ProfiledFuncs.TryAdd(address, new FuncProfile(mode, highCq: false, false));
}
}
}
}
public void UpdateEntry(ulong address, ExecutionMode mode, bool highCq)
public void UpdateEntry(ulong address, ExecutionMode mode, bool highCq, bool? blacklist = null)
{
if (IsAddressInStaticCodeRange(address))
{
@@ -99,7 +110,7 @@ namespace ARMeilleure.Translation.PTC
{
Debug.Assert(ProfiledFuncs.ContainsKey(address));
ProfiledFuncs[address] = new FuncProfile(mode, highCq: true);
ProfiledFuncs[address] = new FuncProfile(mode, highCq: true, blacklist ?? ProfiledFuncs[address].Blacklist);
}
}
}
@@ -115,7 +126,7 @@ namespace ARMeilleure.Translation.PTC
foreach (KeyValuePair<ulong, FuncProfile> profiledFunc in ProfiledFuncs)
{
if (!funcs.ContainsKey(profiledFunc.Key))
if (!funcs.ContainsKey(profiledFunc.Key) && !profiledFunc.Value.Blacklist)
{
profiledFuncsToTranslate.Enqueue((profiledFunc.Key, profiledFunc.Value));
}
@@ -130,6 +141,24 @@ namespace ARMeilleure.Translation.PTC
ProfiledFuncs.TrimExcess();
}
public List<ulong> GetBlacklistedFunctions()
{
List<ulong> funcs = new List<ulong>();
foreach (var profiledFunc in ProfiledFuncs)
{
if (profiledFunc.Value.Blacklist)
{
if (!funcs.Contains(profiledFunc.Key))
{
funcs.Add(profiledFunc.Key);
}
}
}
return funcs;
}
public void PreLoad()
{
_lastHash = default;
@@ -220,13 +249,18 @@ namespace ARMeilleure.Translation.PTC
return false;
}
Func<ulong, FuncProfile, (ulong, FuncProfile)> migrateEntryFunc = null;
switch (outerHeader.InfoFileVersion)
{
case InternalVersion:
ProfiledFuncs = Deserialize(stream);
break;
case 1866:
ProfiledFuncs = Deserialize(stream, (address, profile) => (address + 0x500000UL, profile));
migrateEntryFunc = (address, profile) => (address + 0x500000UL, profile);
goto case 5518;
case 5518:
ProfiledFuncs = DeserializeAddBlacklist(stream, migrateEntryFunc);
break;
default:
Logger.Error?.Print(LogClass.Ptc, $"No migration path for {nameof(outerHeader.InfoFileVersion)} '{outerHeader.InfoFileVersion}'. Discarding cache.");
@@ -256,6 +290,16 @@ namespace ARMeilleure.Translation.PTC
return DeserializeDictionary<ulong, FuncProfile>(stream, DeserializeStructure<FuncProfile>);
}
private static Dictionary<ulong, FuncProfile> DeserializeAddBlacklist(Stream stream, Func<ulong, FuncProfile, (ulong, FuncProfile)> migrateEntryFunc = null)
{
if (migrateEntryFunc != null)
{
return DeserializeAndUpdateDictionary(stream, (Stream stream) => { return new FuncProfile(DeserializeStructure<FuncProfilePreBlacklist>(stream)); }, migrateEntryFunc);
}
return DeserializeDictionary<ulong, FuncProfile>(stream, (Stream stream) => { return new FuncProfile(DeserializeStructure<FuncProfilePreBlacklist>(stream)); });
}
private static ReadOnlySpan<byte> GetReadOnlySpan(MemoryStream memoryStream)
{
return new(memoryStream.GetBuffer(), (int)memoryStream.Position, (int)memoryStream.Length - (int)memoryStream.Position);
@@ -387,13 +431,35 @@ namespace ARMeilleure.Translation.PTC
}
}
[StructLayout(LayoutKind.Sequential, Pack = 1/*, Size = 5*/)]
[StructLayout(LayoutKind.Sequential, Pack = 1/*, Size = 6*/)]
public struct FuncProfile
{
public ExecutionMode Mode;
public bool HighCq;
public bool Blacklist;
public FuncProfile(ExecutionMode mode, bool highCq)
public FuncProfile(ExecutionMode mode, bool highCq, bool blacklist)
{
Mode = mode;
HighCq = highCq;
Blacklist = blacklist;
}
public FuncProfile(FuncProfilePreBlacklist fp)
{
Mode = fp.Mode;
HighCq = fp.HighCq;
Blacklist = false;
}
}
[StructLayout(LayoutKind.Sequential, Pack = 1/*, Size = 5*/)]
public struct FuncProfilePreBlacklist
{
public ExecutionMode Mode;
public bool HighCq;
public FuncProfilePreBlacklist(ExecutionMode mode, bool highCq)
{
Mode = mode;
HighCq = highCq;