JIT: base

all instructions are interpreted

src/dolphin/CPUDetect.h

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+// Copyright 2008 Dolphin Emulator Project
+// Licensed under GPLv2+
+// Refer to the license_dolphin.txt file included.
+
+// Detect the CPU, so we'll know which optimizations to use
+#pragma once
+
+#include <string>
+
+enum class CPUVendor
+{
+  Intel,
+  AMD,
+  ARM,
+  Other,
+};
+
+struct CPUInfo
+{
+  CPUVendor vendor = CPUVendor::Intel;
+
+  char cpu_string[0x41] = {};
+  char brand_string[0x21] = {};
+  bool OS64bit = false;
+  bool CPU64bit = false;
+  bool Mode64bit = false;
+
+  bool HTT = false;
+  int num_cores = 0;
+  int logical_cpu_count = 0;
+
+  bool bSSE = false;
+  bool bSSE2 = false;
+  bool bSSE3 = false;
+  bool bSSSE3 = false;
+  bool bPOPCNT = false;
+  bool bSSE4_1 = false;
+  bool bSSE4_2 = false;
+  bool bLZCNT = false;
+  bool bSSE4A = false;
+  bool bAVX = false;
+  bool bAVX2 = false;
+  bool bBMI1 = false;
+  bool bBMI2 = false;
+  bool bFMA = false;
+  bool bFMA4 = false;
+  bool bAES = false;
+  // FXSAVE/FXRSTOR
+  bool bFXSR = false;
+  bool bMOVBE = false;
+  // This flag indicates that the hardware supports some mode
+  // in which denormal inputs _and_ outputs are automatically set to (signed) zero.
+  bool bFlushToZero = false;
+  bool bLAHFSAHF64 = false;
+  bool bLongMode = false;
+  bool bAtom = false;
+
+  // ARMv8 specific
+  bool bFP = false;
+  bool bASIMD = false;
+  bool bCRC32 = false;
+  bool bSHA1 = false;
+  bool bSHA2 = false;
+
+  // Call Detect()
+  explicit CPUInfo();
+
+  // Turn the CPU info into a string we can show
+  std::string Summarize();
+
+private:
+  // Detects the various CPU features
+  void Detect();
+};
+
+extern CPUInfo cpu_info;