Move External/FEXCore/ to FEXCore/

It is not an external component, and it makes paths needlessly long.
Ryan seemed amenable to this when we discussed on IRC earlier.

Signed-off-by: Alyssa Rosenzweig <alyssa@rosenzweig.io>

FEXCore/Source/Interface/Core/BlockSamplingData.cpp

@@ -0,0 +1,52 @@
+#include "Interface/Core/BlockSamplingData.h"
+#include <FEXCore/Utils/LogManager.h>
+#include <cstring>
+#include <fstream>
+#include <utility>
+
+namespace FEXCore {
+  void BlockSamplingData::DumpBlockData() {
+    std::fstream Output;
+    Output.open("output.csv", std::fstream::out | std::fstream::binary);
+
+    if (!Output.is_open())
+      return;
+
+    Output << "Entry, Min, Max, Total, Calls, Average" << std::endl;
+
+    for (auto it : SamplingMap) {
+      if (!it.second->TotalCalls)
+        continue;
+
+      Output << "0x" << std::hex << it.first
+             << ", " << std::dec << it.second->Min
+             << ", " << std::dec << it.second->Max
+             << ", " << std::dec << it.second->TotalTime
+             << ", " << std::dec << it.second->TotalCalls
+             << ", " << std::dec << ((double)it.second->TotalTime / (double)it.second->TotalCalls)
+             << std::endl;
+    }
+    Output.close();
+    LogMan::Msg::DFmt("Dumped {} blocks of sampling data", SamplingMap.size());
+  }
+
+  BlockSamplingData::BlockData *BlockSamplingData::GetBlockData(uint64_t RIP) {
+    auto it = SamplingMap.find(RIP);
+    if (it != SamplingMap.end()) {
+      return it->second;
+    }
+    BlockData *NewData = new BlockData{};
+    memset(NewData, 0, sizeof(BlockData));
+    NewData->Min = ~0ULL;
+    SamplingMap[RIP] = NewData;
+    return NewData;
+  }
+
+  BlockSamplingData::~BlockSamplingData() {
+    DumpBlockData();
+    for (auto it : SamplingMap) {
+      delete it.second;
+    }
+    SamplingMap.clear();
+  }
+}