get rid of JIT and other things

src/backend/core/JIT.hpp

@@ -1,42 +0,0 @@
-#pragma once
-#include <xbyak/xbyak.h>
-#include <backend/core/Mem.hpp>
-#include <fstream>
-#include <BaseCPU.hpp>
-
-namespace n64 {
-using namespace Xbyak;
-using namespace Xbyak::util;
-using Fn = void (*)();
-
-#define GPR_OFFSET(x, jit) ((uintptr_t)&regs.gpr[(x)] - (uintptr_t)jit)
-#define REG_OFFSET(kind, jit) ((uintptr_t)&regs.kind - (uintptr_t)jit)
-#define CODECACHE_SIZE (2 << 25)
-#define CODECACHE_OVERHEAD (CODECACHE_SIZE - 1_kb)
-
-struct JIT : BaseCPU {
-  JIT();
-  ~JIT() override;
-  int Run() override;
-  void Reset() override;
-  u64 cop2Latch{};
-  CodeGenerator code;
-  void InvalidatePage(u32);
-  void InvalidateCache();
-private:
-  friend struct n64::Cop1;
-  Fn* blockCache[0x80000]{};
-  u8* codeCache;
-  int instrInBlock = 0;
-  u64 sizeUsed = 0;
-  std::ofstream dump;
-
-  void* bumpAlloc(u64 size, u8 val = 0);
-  void Recompile(Mem&, u32 pc);
-  void AllocateOuter(u32 pc);
-  void cop2Decode(u32);
-  bool special(u32);
-  bool regimm(u32);
-  bool Exec(Mem&, u32);
-};
-}