Initial checkin

IDE/mintest/minlib/src/System/Diagnostics/Profiler.bf

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+using System.Threading;
+
+namespace System.Diagnostics
+{
+	enum ProfilerScope
+	{
+		Thread,
+		Process
+	}
+
+	struct ProfileId : int32
+	{
+	}
+
+	class Profiler
+	{
+		public enum Priority
+		{
+			Low,
+			Normal,
+			High
+		}
+
+		static int32 gProfileId = 1;
+
+		public struct AutoLeave
+		{
+			//Profiler mProfiler;
+
+			public this(/*Profiler profiler*/)
+			{
+				//mProfiler = profiler;
+			}
+
+			void Dispose()
+			{
+				Profiler.LeaveSection();
+			}
+		}
+
+		static Result<ProfileId> StartSampling(int32 threadId, StringView profileDesc)
+		{
+			//int32 curId = Interlocked.Increment(ref gProfileId);
+			int32 curId = gProfileId++;
+
+			String str = scope String();
+			str.Append("StartSampling\t");
+			curId.ToString(str);			
+			str.Append("\t");
+			threadId.ToString(str);
+			str.Append("\t");
+			str.Append(profileDesc);
+			Internal.ProfilerCmd(str);
+			return (ProfileId)curId;
+		}
+
+		public static void StopSampling(ProfileId profileId)
+		{
+			String str = scope String();
+			str.Append("StopSampling\t");
+			((int32)profileId).ToString(str);
+			Internal.ProfilerCmd(str);
+		}
+
+		public static Result<ProfileId> StartSampling(Thread thread, StringView profileDesc = default)
+		{
+			return StartSampling(thread.Id, profileDesc);
+		}
+
+		public static Result<ProfileId> StartSampling(StringView profileDesc = default)
+		{
+			return StartSampling(0, profileDesc);
+		}
+
+		public static void ClearSampling()
+		{
+			Internal.ProfilerCmd("ClearSampling");
+		}
+
+		public void Mark()
+		{
+
+		}
+
+		public static AutoLeave EnterSection(StringView name, Priority priority = Priority.Normal)
+		{
+			return AutoLeave();
+		}
+
+		public static void LeaveSection()
+		{
+
+		}
+	}
+}