Merge pull request #7655 from MerryMage/rm-Jitx86Base

Jit64: Remove Jitx86Base class

21 files changed, 214 insertions, 242 deletions

diff --git a/Source/Core/Core/CMakeLists.txt b/Source/Core/Core/CMakeLists.txt
index b7c7caacd6..ccf1f69e64 100644
--- a/Source/Core/Core/CMakeLists.txt
+++ b/Source/Core/Core/CMakeLists.txt
@@ -255,7 +255,6 @@ if(_M_X86)
     PowerPC/Jit64Common/EmuCodeBlock.cpp
     PowerPC/Jit64Common/FarCodeCache.cpp
     PowerPC/Jit64Common/Jit64AsmCommon.cpp
-    PowerPC/Jit64Common/Jit64Base.cpp
     PowerPC/Jit64Common/TrampolineCache.cpp
   )
 elseif(_M_ARM_64)
diff --git a/Source/Core/Core/Core.vcxproj b/Source/Core/Core/Core.vcxproj
index 9a58d93f25..52d8aa400f 100644
--- a/Source/Core/Core/Core.vcxproj
+++ b/Source/Core/Core/Core.vcxproj
@@ -279,7 +279,6 @@
     <ClCompile Include="PowerPC\Jit64Common\EmuCodeBlock.cpp" />
     <ClCompile Include="PowerPC\Jit64Common\FarCodeCache.cpp" />
     <ClCompile Include="PowerPC\Jit64Common\Jit64AsmCommon.cpp" />
-    <ClCompile Include="PowerPC\Jit64Common\Jit64Base.cpp" />
     <ClCompile Include="PowerPC\Jit64Common\TrampolineCache.cpp" />
     <ClCompile Include="PowerPC\JitCommon\JitAsmCommon.cpp" />
     <ClCompile Include="PowerPC\JitCommon\JitBase.cpp" />
@@ -523,7 +522,7 @@
     <ClInclude Include="PowerPC\Jit64Common\EmuCodeBlock.h" />
     <ClInclude Include="PowerPC\Jit64Common\FarCodeCache.h" />
     <ClInclude Include="PowerPC\Jit64Common\Jit64AsmCommon.h" />
-    <ClInclude Include="PowerPC\Jit64Common\Jit64Base.h" />
+    <ClInclude Include="PowerPC\Jit64Common\Jit64Constants.h" />
     <ClInclude Include="PowerPC\Jit64Common\Jit64PowerPCState.h" />
     <ClInclude Include="PowerPC\Jit64Common\TrampolineCache.h" />
     <ClInclude Include="PowerPC\Jit64Common\TrampolineInfo.h" />
diff --git a/Source/Core/Core/Core.vcxproj.filters b/Source/Core/Core/Core.vcxproj.filters
index 00add0e697..be4aca8f97 100644
--- a/Source/Core/Core/Core.vcxproj.filters
+++ b/Source/Core/Core/Core.vcxproj.filters
@@ -699,9 +699,6 @@
     <ClCompile Include="PowerPC\Jit64Common\Jit64AsmCommon.cpp">
       <Filter>PowerPC\Jit64Common</Filter>
     </ClCompile>
-    <ClCompile Include="PowerPC\Jit64Common\Jit64Base.cpp">
-      <Filter>PowerPC\Jit64Common</Filter>
-    </ClCompile>
     <ClCompile Include="PowerPC\Jit64Common\TrampolineCache.cpp">
       <Filter>PowerPC\Jit64Common</Filter>
     </ClCompile>
@@ -1393,7 +1390,7 @@
     <ClInclude Include="PowerPC\Jit64Common\Jit64AsmCommon.h">
       <Filter>PowerPC\Jit64Common</Filter>
     </ClInclude>
-    <ClInclude Include="PowerPC\Jit64Common\Jit64Base.h">
+    <ClInclude Include="PowerPC\Jit64Common\Jit64Constants.h">
       <Filter>PowerPC\Jit64Common</Filter>
     </ClInclude>
     <ClInclude Include="PowerPC\Jit64Common\Jit64PowerPCState.h">
diff --git a/Source/Core/Core/PowerPC/CachedInterpreter/CachedInterpreter.cpp b/Source/Core/Core/PowerPC/CachedInterpreter/CachedInterpreter.cpp
index 1c945b42b1..81bd4b9a00 100644
--- a/Source/Core/Core/PowerPC/CachedInterpreter/CachedInterpreter.cpp
+++ b/Source/Core/Core/PowerPC/CachedInterpreter/CachedInterpreter.cpp
@@ -11,7 +11,7 @@
 #include "Core/HLE/HLE.h"
 #include "Core/HW/CPU.h"
 #include "Core/PowerPC/Gekko.h"
-#include "Core/PowerPC/Jit64Common/Jit64Base.h"
+#include "Core/PowerPC/Jit64Common/Jit64Constants.h"
 #include "Core/PowerPC/PPCAnalyst.h"
 #include "Core/PowerPC/PowerPC.h"
 
diff --git a/Source/Core/Core/PowerPC/Jit64/Jit.cpp b/Source/Core/Core/PowerPC/Jit64/Jit.cpp
index 05574b303d..545047c40c 100644
--- a/Source/Core/Core/PowerPC/Jit64/Jit.cpp
+++ b/Source/Core/Core/PowerPC/Jit64/Jit.cpp
@@ -4,7 +4,9 @@
 
 #include "Core/PowerPC/Jit64/Jit.h"
 
+#include <disasm.h>
 #include <map>
+#include <sstream>
 #include <string>
 
 // for the PROFILER stuff
@@ -14,21 +16,26 @@
 
 #include "Common/CommonTypes.h"
 #include "Common/File.h"
+#include "Common/GekkoDisassembler.h"
 #include "Common/Logging/Log.h"
 #include "Common/MemoryUtil.h"
 #include "Common/PerformanceCounter.h"
 #include "Common/StringUtil.h"
+#include "Common/Swap.h"
 #include "Common/x64ABI.h"
 #include "Core/Core.h"
 #include "Core/CoreTiming.h"
 #include "Core/HLE/HLE.h"
 #include "Core/HW/CPU.h"
 #include "Core/HW/GPFifo.h"
+#include "Core/HW/Memmap.h"
 #include "Core/HW/ProcessorInterface.h"
+#include "Core/MachineContext.h"
 #include "Core/PatchEngine.h"
 #include "Core/PowerPC/Jit64/JitAsm.h"
 #include "Core/PowerPC/Jit64/RegCache/JitRegCache.h"
 #include "Core/PowerPC/Jit64Common/FarCodeCache.h"
+#include "Core/PowerPC/Jit64Common/Jit64Constants.h"
 #include "Core/PowerPC/Jit64Common/Jit64PowerPCState.h"
 #include "Core/PowerPC/Jit64Common/TrampolineCache.h"
 #include "Core/PowerPC/JitInterface.h"
@@ -146,7 +153,9 @@ enum
   GUARD_OFFSET = STACK_SIZE - SAFE_STACK_SIZE - GUARD_SIZE,
 };
 
-Jit64::Jit64() = default;
+Jit64::Jit64() : QuantizedMemoryRoutines(*this)
+{
+}
 
 Jit64::~Jit64() = default;
 
@@ -211,7 +220,110 @@ bool Jit64::HandleFault(uintptr_t access_address, SContext* ctx)
   if (m_enable_blr_optimization && diff >= GUARD_OFFSET && diff < GUARD_OFFSET + GUARD_SIZE)
     return HandleStackFault();
 
-  return Jitx86Base::HandleFault(access_address, ctx);
+  // This generates some fairly heavy trampolines, but it doesn't really hurt.
+  // Only instructions that access I/O will get these, and there won't be that
+  // many of them in a typical program/game.
+
+  // TODO: do we properly handle off-the-end?
+  const auto base_ptr = reinterpret_cast<uintptr_t>(Memory::physical_base);
+  if (access_address >= base_ptr && access_address < base_ptr + 0x100010000)
+    return BackPatch(static_cast<u32>(access_address - base_ptr), ctx);
+
+  const auto logical_base_ptr = reinterpret_cast<uintptr_t>(Memory::logical_base);
+  if (access_address >= logical_base_ptr && access_address < logical_base_ptr + 0x100010000)
+    return BackPatch(static_cast<u32>(access_address - logical_base_ptr), ctx);
+
+  return false;
+}
+
+bool Jit64::BackPatch(u32 emAddress, SContext* ctx)
+{
+  u8* codePtr = reinterpret_cast<u8*>(ctx->CTX_PC);
+
+  if (!IsInSpace(codePtr))
+    return false;  // this will become a regular crash real soon after this
+
+  auto it = m_back_patch_info.find(codePtr);
+  if (it == m_back_patch_info.end())
+  {
+    PanicAlert("BackPatch: no register use entry for address %p", codePtr);
+    return false;
+  }
+
+  TrampolineInfo& info = it->second;
+
+  u8* exceptionHandler = nullptr;
+  if (jo.memcheck)
+  {
+    auto it2 = m_exception_handler_at_loc.find(codePtr);
+    if (it2 != m_exception_handler_at_loc.end())
+      exceptionHandler = it2->second;
+  }
+
+  // In the trampoline code, we jump back into the block at the beginning
+  // of the next instruction. The next instruction comes immediately
+  // after the backpatched operation, or BACKPATCH_SIZE bytes after the start
+  // of the backpatched operation, whichever comes last. (The JIT inserts NOPs
+  // into the original code if necessary to ensure there is enough space
+  // to insert the backpatch jump.)
+
+  js.generatingTrampoline = true;
+  js.trampolineExceptionHandler = exceptionHandler;
+  js.compilerPC = info.pc;
+
+  // Generate the trampoline.
+  const u8* trampoline = trampolines.GenerateTrampoline(info);
+  js.generatingTrampoline = false;
+  js.trampolineExceptionHandler = nullptr;
+
+  u8* start = info.start;
+
+  // Patch the original memory operation.
+  XEmitter emitter(start);
+  emitter.JMP(trampoline, true);
+  // NOPs become dead code
+  const u8* end = info.start + info.len;
+  for (const u8* i = emitter.GetCodePtr(); i < end; ++i)
+    emitter.INT3();
+
+  // Rewind time to just before the start of the write block. If we swapped memory
+  // before faulting (eg: the store+swap was not an atomic op like MOVBE), let's
+  // swap it back so that the swap can happen again (this double swap isn't ideal but
+  // only happens the first time we fault).
+  if (info.nonAtomicSwapStoreSrc != Gen::INVALID_REG)
+  {
+    u64* ptr = ContextRN(ctx, info.nonAtomicSwapStoreSrc);
+    switch (info.accessSize << 3)
+    {
+    case 8:
+      // No need to swap a byte
+      break;
+    case 16:
+      *ptr = Common::swap16(static_cast<u16>(*ptr));
+      break;
+    case 32:
+      *ptr = Common::swap32(static_cast<u32>(*ptr));
+      break;
+    case 64:
+      *ptr = Common::swap64(static_cast<u64>(*ptr));
+      break;
+    default:
+      DEBUG_ASSERT(0);
+      break;
+    }
+  }
+
+  // This is special code to undo the LEA in SafeLoadToReg if it clobbered the address
+  // register in the case where reg_value shared the same location as opAddress.
+  if (info.offsetAddedToAddress)
+  {
+    u64* ptr = ContextRN(ctx, info.op_arg.GetSimpleReg());
+    *ptr -= static_cast<u32>(info.offset);
+  }
+
+  ctx->CTX_PC = reinterpret_cast<u64>(trampoline);
+
+  return true;
 }
 
 void Jit64::Init()
@@ -1044,3 +1156,40 @@ bool Jit64::HandleFunctionHooking(u32 address)
     return true;
   });
 }
+
+void LogGeneratedX86(size_t size, const PPCAnalyst::CodeBuffer& code_buffer, const u8* normalEntry,
+                     const JitBlock* b)
+{
+  for (size_t i = 0; i < size; i++)
+  {
+    const PPCAnalyst::CodeOp& op = code_buffer[i];
+    const std::string disasm = Common::GekkoDisassembler::Disassemble(op.inst.hex, op.address);
+    DEBUG_LOG(DYNA_REC, "IR_X86 PPC: %08x %s\n", op.address, disasm.c_str());
+  }
+
+  disassembler x64disasm;
+  x64disasm.set_syntax_intel();
+
+  u64 disasmPtr = reinterpret_cast<u64>(normalEntry);
+  const u8* end = normalEntry + b->codeSize;
+
+  while (reinterpret_cast<u8*>(disasmPtr) < end)
+  {
+    char sptr[1000] = "";
+    disasmPtr += x64disasm.disasm64(disasmPtr, disasmPtr, reinterpret_cast<u8*>(disasmPtr), sptr);
+    DEBUG_LOG(DYNA_REC, "IR_X86 x86: %s", sptr);
+  }
+
+  if (b->codeSize <= 250)
+  {
+    std::stringstream ss;
+    ss << std::hex;
+    for (u8 i = 0; i <= b->codeSize; i++)
+    {
+      ss.width(2);
+      ss.fill('0');
+      ss << static_cast<u32>(*(normalEntry + i));
+    }
+    DEBUG_LOG(DYNA_REC, "IR_X86 bin: %s\n\n\n", ss.str().c_str());
+  }
+}
diff --git a/Source/Core/Core/PowerPC/Jit64/Jit.h b/Source/Core/Core/PowerPC/Jit64/Jit.h
index 35b356f32d..452cdbdfc6 100644
--- a/Source/Core/Core/PowerPC/Jit64/Jit.h
+++ b/Source/Core/Core/PowerPC/Jit64/Jit.h
@@ -25,16 +25,19 @@
 #include "Core/PowerPC/Jit64/RegCache/FPURegCache.h"
 #include "Core/PowerPC/Jit64/RegCache/GPRRegCache.h"
 #include "Core/PowerPC/Jit64/RegCache/JitRegCache.h"
-#include "Core/PowerPC/Jit64Common/Jit64Base.h"
+#include "Core/PowerPC/Jit64Common/BlockCache.h"
+#include "Core/PowerPC/Jit64Common/Jit64AsmCommon.h"
+#include "Core/PowerPC/Jit64Common/TrampolineCache.h"
+#include "Core/PowerPC/JitCommon/JitBase.h"
 #include "Core/PowerPC/JitCommon/JitCache.h"
 
 namespace PPCAnalyst
 {
 struct CodeBlock;
 struct CodeOp;
-}
+}  // namespace PPCAnalyst
 
-class Jit64 : public Jitx86Base
+class Jit64 : public JitBase, public QuantizedMemoryRoutines
 {
 public:
   Jit64();
@@ -45,6 +48,7 @@ public:
 
   bool HandleFault(uintptr_t access_address, SContext* ctx) override;
   bool HandleStackFault() override;
+  bool BackPatch(u32 emAddress, SContext* ctx);
 
   void EnableOptimization();
   void EnableBlockLink();
@@ -239,6 +243,9 @@ private:
   void AllocStack();
   void FreeStack();
 
+  JitBlockCache blocks{*this};
+  TrampolineCache trampolines{*this};
+
   GPRRegCache gpr{*this};
   FPURegCache fpr{*this};
 
@@ -248,3 +255,6 @@ private:
   bool m_cleanup_after_stackfault;
   u8* m_stack;
 };
+
+void LogGeneratedX86(size_t size, const PPCAnalyst::CodeBuffer& code_buffer, const u8* normalEntry,
+                     const JitBlock* b);
diff --git a/Source/Core/Core/PowerPC/Jit64/JitAsm.cpp b/Source/Core/Core/PowerPC/Jit64/JitAsm.cpp
index 716f13f7e5..1389fb05cc 100644
--- a/Source/Core/Core/PowerPC/Jit64/JitAsm.cpp
+++ b/Source/Core/Core/PowerPC/Jit64/JitAsm.cpp
@@ -18,7 +18,7 @@
 
 using namespace Gen;
 
-Jit64AsmRoutineManager::Jit64AsmRoutineManager(Jitx86Base& jit) : m_jit{jit}, CommonAsmRoutines(jit)
+Jit64AsmRoutineManager::Jit64AsmRoutineManager(Jit64& jit) : CommonAsmRoutines(jit), m_jit{jit}
 {
 }
 
diff --git a/Source/Core/Core/PowerPC/Jit64/JitAsm.h b/Source/Core/Core/PowerPC/Jit64/JitAsm.h
index c15b02b5aa..b678f8ed1d 100644
--- a/Source/Core/Core/PowerPC/Jit64/JitAsm.h
+++ b/Source/Core/Core/PowerPC/Jit64/JitAsm.h
@@ -35,7 +35,7 @@ public:
   // want to ensure this number is big enough.
   static constexpr size_t CODE_SIZE = 16384;
 
-  explicit Jit64AsmRoutineManager(Jitx86Base& jit);
+  explicit Jit64AsmRoutineManager(Jit64& jit);
 
   void Init(u8* stack_top);
 
diff --git a/Source/Core/Core/PowerPC/Jit64/Jit_Paired.cpp b/Source/Core/Core/PowerPC/Jit64/Jit_Paired.cpp
index f75489be86..f2695d22fd 100644
--- a/Source/Core/Core/PowerPC/Jit64/Jit_Paired.cpp
+++ b/Source/Core/Core/PowerPC/Jit64/Jit_Paired.cpp
@@ -8,6 +8,7 @@
 #include "Common/x64Emitter.h"
 #include "Core/PowerPC/Jit64/Jit.h"
 #include "Core/PowerPC/Jit64/RegCache/JitRegCache.h"
+#include "Core/PowerPC/Jit64Common/Jit64Constants.h"
 
 using namespace Gen;
 
diff --git a/Source/Core/Core/PowerPC/Jit64/RegCache/FPURegCache.cpp b/Source/Core/Core/PowerPC/Jit64/RegCache/FPURegCache.cpp
index f671afb74c..899eb5cb0a 100644
--- a/Source/Core/Core/PowerPC/Jit64/RegCache/FPURegCache.cpp
+++ b/Source/Core/Core/PowerPC/Jit64/RegCache/FPURegCache.cpp
@@ -4,8 +4,8 @@
 
 #include "Core/PowerPC/Jit64/RegCache/FPURegCache.h"
 
+#include "Common/x64Reg.h"
 #include "Core/PowerPC/Jit64/Jit.h"
-#include "Core/PowerPC/Jit64Common/Jit64Base.h"
 #include "Core/PowerPC/Jit64Common/Jit64PowerPCState.h"
 
 using namespace Gen;
diff --git a/Source/Core/Core/PowerPC/Jit64/RegCache/GPRRegCache.cpp b/Source/Core/Core/PowerPC/Jit64/RegCache/GPRRegCache.cpp
index 1671d37a51..1ee5a7f47e 100644
--- a/Source/Core/Core/PowerPC/Jit64/RegCache/GPRRegCache.cpp
+++ b/Source/Core/Core/PowerPC/Jit64/RegCache/GPRRegCache.cpp
@@ -4,8 +4,8 @@
 
 #include "Core/PowerPC/Jit64/RegCache/GPRRegCache.h"
 
+#include "Common/x64Reg.h"
 #include "Core/PowerPC/Jit64/Jit.h"
-#include "Core/PowerPC/Jit64Common/Jit64Base.h"
 #include "Core/PowerPC/Jit64Common/Jit64PowerPCState.h"
 
 using namespace Gen;
diff --git a/Source/Core/Core/PowerPC/Jit64Common/EmuCodeBlock.cpp b/Source/Core/Core/PowerPC/Jit64Common/EmuCodeBlock.cpp
index 839a6937cd..8c7d48b9dd 100644
--- a/Source/Core/Core/PowerPC/Jit64Common/EmuCodeBlock.cpp
+++ b/Source/Core/Core/PowerPC/Jit64Common/EmuCodeBlock.cpp
@@ -15,7 +15,8 @@
 #include "Core/HW/MMIO.h"
 #include "Core/HW/Memmap.h"
 #include "Core/PowerPC/Gekko.h"
-#include "Core/PowerPC/Jit64Common/Jit64Base.h"
+#include "Core/PowerPC/Jit64/Jit.h"
+#include "Core/PowerPC/Jit64Common/Jit64Constants.h"
 #include "Core/PowerPC/Jit64Common/Jit64PowerPCState.h"
 #include "Core/PowerPC/MMU.h"
 #include "Core/PowerPC/PowerPC.h"
@@ -182,7 +183,7 @@ bool EmuCodeBlock::UnsafeLoadToReg(X64Reg reg_value, OpArg opAddress, int access
     {
       // This method can potentially clobber the address if it shares a register
       // with the load target. In this case we can just subtract offset from the
-      // register (see Jit64Base for this implementation).
+      // register (see Jit64 for this implementation).
       offsetAddedToAddress = (reg_value == opAddress.GetSimpleReg());
 
       LEA(32, reg_value, MDisp(opAddress.GetSimpleReg(), offset));
diff --git a/Source/Core/Core/PowerPC/Jit64Common/EmuCodeBlock.h b/Source/Core/Core/PowerPC/Jit64Common/EmuCodeBlock.h
index b929db4b0d..4e6ad4edab 100644
--- a/Source/Core/Core/PowerPC/Jit64Common/EmuCodeBlock.h
+++ b/Source/Core/Core/PowerPC/Jit64Common/EmuCodeBlock.h
@@ -19,13 +19,13 @@ namespace MMIO
 class Mapping;
 }
 
-class Jitx86Base;
+class Jit64;
 
 // Like XCodeBlock but has some utilities for memory access.
 class EmuCodeBlock : public Gen::X64CodeBlock
 {
 public:
-  explicit EmuCodeBlock(Jitx86Base& jit) : m_jit{jit} {}
+  explicit EmuCodeBlock(Jit64& jit) : m_jit{jit} {}
   void MemoryExceptionCheck();
 
   // Simple functions to switch between near and far code emitting
@@ -128,7 +128,7 @@ public:
   void Clear();
 
 protected:
-  Jitx86Base& m_jit;
+  Jit64& m_jit;
   ConstantPool m_const_pool;
   FarCodeCache m_far_code;
   u8* m_near_code;  // Backed up when we switch to far code.
diff --git a/Source/Core/Core/PowerPC/Jit64Common/Jit64AsmCommon.cpp b/Source/Core/Core/PowerPC/Jit64Common/Jit64AsmCommon.cpp
index ca9be3141b..ff3a99a797 100644
--- a/Source/Core/Core/PowerPC/Jit64Common/Jit64AsmCommon.cpp
+++ b/Source/Core/Core/PowerPC/Jit64Common/Jit64AsmCommon.cpp
@@ -13,7 +13,8 @@
 #include "Common/x64ABI.h"
 #include "Common/x64Emitter.h"
 #include "Core/PowerPC/Gekko.h"
-#include "Core/PowerPC/Jit64Common/Jit64Base.h"
+#include "Core/PowerPC/Jit64/Jit.h"
+#include "Core/PowerPC/Jit64Common/Jit64Constants.h"
 #include "Core/PowerPC/Jit64Common/Jit64PowerPCState.h"
 #include "Core/PowerPC/PowerPC.h"
 
diff --git a/Source/Core/Core/PowerPC/Jit64Common/Jit64AsmCommon.h b/Source/Core/Core/PowerPC/Jit64Common/Jit64AsmCommon.h
index 0bfe0cc6cb..306b5e311e 100644
--- a/Source/Core/Core/PowerPC/Jit64Common/Jit64AsmCommon.h
+++ b/Source/Core/Core/PowerPC/Jit64Common/Jit64AsmCommon.h
@@ -13,7 +13,7 @@ enum EQuantizeType : u32;
 class QuantizedMemoryRoutines : public EmuCodeBlock
 {
 public:
-  explicit QuantizedMemoryRoutines(Jitx86Base& jit) : EmuCodeBlock(jit) {}
+  explicit QuantizedMemoryRoutines(Jit64& jit) : EmuCodeBlock(jit) {}
   void GenQuantizedLoad(bool single, EQuantizeType type, int quantize);
   void GenQuantizedStore(bool single, EQuantizeType type, int quantize);
 
@@ -25,7 +25,7 @@ private:
 class CommonAsmRoutines : public CommonAsmRoutinesBase, public QuantizedMemoryRoutines
 {
 public:
-  explicit CommonAsmRoutines(Jitx86Base& jit) : QuantizedMemoryRoutines(jit) {}
+  explicit CommonAsmRoutines(Jit64& jit) : QuantizedMemoryRoutines(jit) {}
   void GenFrsqrte();
   void GenFres();
   void GenMfcr();
diff --git a/Source/Core/Core/PowerPC/Jit64Common/Jit64Base.cpp b/Source/Core/Core/PowerPC/Jit64Common/Jit64Base.cpp
deleted file mode 100644
index 4525d8c23c..0000000000
--- a/Source/Core/Core/PowerPC/Jit64Common/Jit64Base.cpp
+++ /dev/null
@@ -1,165 +0,0 @@
-// Copyright 2016 Dolphin Emulator Project
-// Licensed under GPLv2+
-// Refer to the license.txt file included.
-
-#include "Core/PowerPC/Jit64Common/Jit64Base.h"
-
-#include <disasm.h>
-#include <sstream>
-#include <string>
-
-#include "Common/Assert.h"
-#include "Common/CommonTypes.h"
-#include "Common/GekkoDisassembler.h"
-#include "Common/Logging/Log.h"
-#include "Common/MsgHandler.h"
-#include "Common/StringUtil.h"
-#include "Common/Swap.h"
-#include "Common/x64Reg.h"
-#include "Core/HW/Memmap.h"
-#include "Core/MachineContext.h"
-#include "Core/PowerPC/PPCAnalyst.h"
-
-// This generates some fairly heavy trampolines, but it doesn't really hurt.
-// Only instructions that access I/O will get these, and there won't be that
-// many of them in a typical program/game.
-bool Jitx86Base::HandleFault(uintptr_t access_address, SContext* ctx)
-{
-  // TODO: do we properly handle off-the-end?
-  const auto base_ptr = reinterpret_cast<uintptr_t>(Memory::physical_base);
-  if (access_address >= base_ptr && access_address < base_ptr + 0x100010000)
-    return BackPatch(static_cast<u32>(access_address - base_ptr), ctx);
-
-  const auto logical_base_ptr = reinterpret_cast<uintptr_t>(Memory::logical_base);
-  if (access_address >= logical_base_ptr && access_address < logical_base_ptr + 0x100010000)
-    return BackPatch(static_cast<u32>(access_address - logical_base_ptr), ctx);
-
-  return false;
-}
-
-bool Jitx86Base::BackPatch(u32 emAddress, SContext* ctx)
-{
-  u8* codePtr = reinterpret_cast<u8*>(ctx->CTX_PC);
-
-  if (!IsInSpace(codePtr))
-    return false;  // this will become a regular crash real soon after this
-
-  auto it = m_back_patch_info.find(codePtr);
-  if (it == m_back_patch_info.end())
-  {
-    PanicAlert("BackPatch: no register use entry for address %p", codePtr);
-    return false;
-  }
-
-  TrampolineInfo& info = it->second;
-
-  u8* exceptionHandler = nullptr;
-  if (jo.memcheck)
-  {
-    auto it2 = m_exception_handler_at_loc.find(codePtr);
-    if (it2 != m_exception_handler_at_loc.end())
-      exceptionHandler = it2->second;
-  }
-
-  // In the trampoline code, we jump back into the block at the beginning
-  // of the next instruction. The next instruction comes immediately
-  // after the backpatched operation, or BACKPATCH_SIZE bytes after the start
-  // of the backpatched operation, whichever comes last. (The JIT inserts NOPs
-  // into the original code if necessary to ensure there is enough space
-  // to insert the backpatch jump.)
-
-  js.generatingTrampoline = true;
-  js.trampolineExceptionHandler = exceptionHandler;
-  js.compilerPC = info.pc;
-
-  // Generate the trampoline.
-  const u8* trampoline = trampolines.GenerateTrampoline(info);
-  js.generatingTrampoline = false;
-  js.trampolineExceptionHandler = nullptr;
-
-  u8* start = info.start;
-
-  // Patch the original memory operation.
-  XEmitter emitter(start);
-  emitter.JMP(trampoline, true);
-  // NOPs become dead code
-  const u8* end = info.start + info.len;
-  for (const u8* i = emitter.GetCodePtr(); i < end; ++i)
-    emitter.INT3();
-
-  // Rewind time to just before the start of the write block. If we swapped memory
-  // before faulting (eg: the store+swap was not an atomic op like MOVBE), let's
-  // swap it back so that the swap can happen again (this double swap isn't ideal but
-  // only happens the first time we fault).
-  if (info.nonAtomicSwapStoreSrc != Gen::INVALID_REG)
-  {
-    u64* ptr = ContextRN(ctx, info.nonAtomicSwapStoreSrc);
-    switch (info.accessSize << 3)
-    {
-    case 8:
-      // No need to swap a byte
-      break;
-    case 16:
-      *ptr = Common::swap16(static_cast<u16>(*ptr));
-      break;
-    case 32:
-      *ptr = Common::swap32(static_cast<u32>(*ptr));
-      break;
-    case 64:
-      *ptr = Common::swap64(static_cast<u64>(*ptr));
-      break;
-    default:
-      DEBUG_ASSERT(0);
-      break;
-    }
-  }
-
-  // This is special code to undo the LEA in SafeLoadToReg if it clobbered the address
-  // register in the case where reg_value shared the same location as opAddress.
-  if (info.offsetAddedToAddress)
-  {
-    u64* ptr = ContextRN(ctx, info.op_arg.GetSimpleReg());
-    *ptr -= static_cast<u32>(info.offset);
-  }
-
-  ctx->CTX_PC = reinterpret_cast<u64>(trampoline);
-
-  return true;
-}
-
-void LogGeneratedX86(size_t size, const PPCAnalyst::CodeBuffer& code_buffer, const u8* normalEntry,
-                     const JitBlock* b)
-{
-  for (size_t i = 0; i < size; i++)
-  {
-    const PPCAnalyst::CodeOp& op = code_buffer[i];
-    const std::string disasm = Common::GekkoDisassembler::Disassemble(op.inst.hex, op.address);
-    DEBUG_LOG(DYNA_REC, "IR_X86 PPC: %08x %s\n", op.address, disasm.c_str());
-  }
-
-  disassembler x64disasm;
-  x64disasm.set_syntax_intel();
-
-  u64 disasmPtr = reinterpret_cast<u64>(normalEntry);
-  const u8* end = normalEntry + b->codeSize;
-
-  while (reinterpret_cast<u8*>(disasmPtr) < end)
-  {
-    char sptr[1000] = "";
-    disasmPtr += x64disasm.disasm64(disasmPtr, disasmPtr, reinterpret_cast<u8*>(disasmPtr), sptr);
-    DEBUG_LOG(DYNA_REC, "IR_X86 x86: %s", sptr);
-  }
-
-  if (b->codeSize <= 250)
-  {
-    std::stringstream ss;
-    ss << std::hex;
-    for (u8 i = 0; i <= b->codeSize; i++)
-    {
-      ss.width(2);
-      ss.fill('0');
-      ss << static_cast<u32>(*(normalEntry + i));
-    }
-    DEBUG_LOG(DYNA_REC, "IR_X86 bin: %s\n\n\n", ss.str().c_str());
-  }
-}
diff --git a/Source/Core/Core/PowerPC/Jit64Common/Jit64Base.h b/Source/Core/Core/PowerPC/Jit64Common/Jit64Base.h
deleted file mode 100644
index 0beacd873d..0000000000
--- a/Source/Core/Core/PowerPC/Jit64Common/Jit64Base.h
+++ /dev/null
@@ -1,47 +0,0 @@
-// Copyright 2016 Dolphin Emulator Project
-// Licensed under GPLv2+
-// Refer to the license.txt file included.
-
-#pragma once
-
-#include <cstddef>
-#include <cstdint>
-
-#include "Common/CommonTypes.h"
-#include "Common/x64Reg.h"
-#include "Core/PowerPC/Jit64Common/BlockCache.h"
-#include "Core/PowerPC/Jit64Common/Jit64AsmCommon.h"
-#include "Core/PowerPC/Jit64Common/TrampolineCache.h"
-#include "Core/PowerPC/JitCommon/JitBase.h"
-#include "Core/PowerPC/PPCAnalyst.h"
-
-// RSCRATCH and RSCRATCH2 are always scratch registers and can be used without
-// limitation.
-constexpr Gen::X64Reg RSCRATCH = Gen::RAX;
-constexpr Gen::X64Reg RSCRATCH2 = Gen::RDX;
-// RSCRATCH_EXTRA may be in the allocation order, so it has to be flushed
-// before use.
-constexpr Gen::X64Reg RSCRATCH_EXTRA = Gen::RCX;
-// RMEM points to the start of emulated memory.
-constexpr Gen::X64Reg RMEM = Gen::RBX;
-// RPPCSTATE points to ppcState + 0x80.  It's offset because we want to be able
-// to address as much as possible in a one-byte offset form.
-constexpr Gen::X64Reg RPPCSTATE = Gen::RBP;
-
-constexpr size_t CODE_SIZE = 1024 * 1024 * 32;
-
-class Jitx86Base : public JitBase, public QuantizedMemoryRoutines
-{
-public:
-  Jitx86Base() : QuantizedMemoryRoutines(*this) {}
-  JitBlockCache* GetBlockCache() override { return &blocks; }
-  bool HandleFault(uintptr_t access_address, SContext* ctx) override;
-
-protected:
-  bool BackPatch(u32 emAddress, SContext* ctx);
-  JitBlockCache blocks{*this};
-  TrampolineCache trampolines{*this};
-};
-
-void LogGeneratedX86(size_t size, const PPCAnalyst::CodeBuffer& code_buffer, const u8* normalEntry,
-                     const JitBlock* b);
diff --git a/Source/Core/Core/PowerPC/Jit64Common/Jit64Constants.h b/Source/Core/Core/PowerPC/Jit64Common/Jit64Constants.h
new file mode 100644
index 0000000000..6a3d2c780b
--- /dev/null
+++ b/Source/Core/Core/PowerPC/Jit64Common/Jit64Constants.h
@@ -0,0 +1,24 @@
+// Copyright 2016 Dolphin Emulator Project
+// Licensed under GPLv2+
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include <cstddef>
+
+#include "Common/x64Reg.h"
+
+// RSCRATCH and RSCRATCH2 are always scratch registers and can be used without
+// limitation.
+constexpr Gen::X64Reg RSCRATCH = Gen::RAX;
+constexpr Gen::X64Reg RSCRATCH2 = Gen::RDX;
+// RSCRATCH_EXTRA may be in the allocation order, so it has to be flushed
+// before use.
+constexpr Gen::X64Reg RSCRATCH_EXTRA = Gen::RCX;
+// RMEM points to the start of emulated memory.
+constexpr Gen::X64Reg RMEM = Gen::RBX;
+// RPPCSTATE points to ppcState + 0x80.  It's offset because we want to be able
+// to address as much as possible in a one-byte offset form.
+constexpr Gen::X64Reg RPPCSTATE = Gen::RBP;
+
+constexpr size_t CODE_SIZE = 1024 * 1024 * 32;
diff --git a/Source/Core/Core/PowerPC/Jit64Common/Jit64PowerPCState.h b/Source/Core/Core/PowerPC/Jit64Common/Jit64PowerPCState.h
index 48f2c039f5..fc79096235 100644
--- a/Source/Core/Core/PowerPC/Jit64Common/Jit64PowerPCState.h
+++ b/Source/Core/Core/PowerPC/Jit64Common/Jit64PowerPCState.h
@@ -5,6 +5,7 @@
 #pragma once
 
 #include "Common/CommonTypes.h"
+#include "Core/PowerPC/Jit64Common/Jit64Constants.h"
 #include "Core/PowerPC/PowerPC.h"
 
 // We offset by 0x80 because the range of one byte memory offsets is
diff --git a/Source/Core/Core/PowerPC/Jit64Common/TrampolineCache.cpp b/Source/Core/Core/PowerPC/Jit64Common/TrampolineCache.cpp
index 06cb42d881..5e75a79d00 100644
--- a/Source/Core/Core/PowerPC/Jit64Common/TrampolineCache.cpp
+++ b/Source/Core/Core/PowerPC/Jit64Common/TrampolineCache.cpp
@@ -11,7 +11,8 @@
 #include "Common/JitRegister.h"
 #include "Common/MsgHandler.h"
 #include "Common/x64Emitter.h"
-#include "Core/PowerPC/Jit64Common/Jit64Base.h"
+#include "Core/PowerPC/Jit64/Jit.h"
+#include "Core/PowerPC/Jit64Common/Jit64Constants.h"
 #include "Core/PowerPC/Jit64Common/Jit64PowerPCState.h"
 #include "Core/PowerPC/Jit64Common/TrampolineInfo.h"
 #include "Core/PowerPC/PowerPC.h"
diff --git a/Source/Core/Core/PowerPC/Jit64Common/TrampolineCache.h b/Source/Core/Core/PowerPC/Jit64Common/TrampolineCache.h
index 83f7baf977..1eecf18b8a 100644
--- a/Source/Core/Core/PowerPC/Jit64Common/TrampolineCache.h
+++ b/Source/Core/Core/PowerPC/Jit64Common/TrampolineCache.h
@@ -20,11 +20,12 @@ constexpr int BACKPATCH_SIZE = 5;
 
 class TrampolineCache : public EmuCodeBlock
 {
-  const u8* GenerateReadTrampoline(const TrampolineInfo& info);
-  const u8* GenerateWriteTrampoline(const TrampolineInfo& info);
-
 public:
-  explicit TrampolineCache(Jitx86Base& jit) : EmuCodeBlock(jit) {}
+  explicit TrampolineCache(Jit64& jit) : EmuCodeBlock(jit) {}
   const u8* GenerateTrampoline(const TrampolineInfo& info);
   void ClearCodeSpace();
+
+private:
+  const u8* GenerateReadTrampoline(const TrampolineInfo& info);
+  const u8* GenerateWriteTrampoline(const TrampolineInfo& info);
 };