Moving alloy/ into xenia/cpu/ to start simplifying things.

src/xenia/cpu/backend/x64/x64_backend.cc

@@ -0,0 +1,67 @@
+/**
+ ******************************************************************************
+ * Xenia : Xbox 360 Emulator Research Project                                 *
+ ******************************************************************************
+ * Copyright 2013 Ben Vanik. All rights reserved.                             *
+ * Released under the BSD license - see LICENSE in the root for more details. *
+ ******************************************************************************
+ */
+
+#include "xenia/cpu/backend/x64/x64_backend.h"
+
+#include "xenia/cpu/backend/x64/x64_assembler.h"
+#include "xenia/cpu/backend/x64/x64_code_cache.h"
+#include "xenia/cpu/backend/x64/x64_sequences.h"
+#include "xenia/cpu/backend/x64/x64_thunk_emitter.h"
+
+namespace xe {
+namespace cpu {
+namespace backend {
+namespace x64 {
+
+using xe::cpu::runtime::Runtime;
+
+X64Backend::X64Backend(Runtime* runtime) : Backend(runtime), code_cache_(0) {}
+
+X64Backend::~X64Backend() { delete code_cache_; }
+
+int X64Backend::Initialize() {
+  int result = Backend::Initialize();
+  if (result) {
+    return result;
+  }
+
+  RegisterSequences();
+
+  machine_info_.register_sets[0] = {
+      0, "gpr", MachineInfo::RegisterSet::INT_TYPES, X64Emitter::GPR_COUNT,
+  };
+  machine_info_.register_sets[1] = {
+      1, "xmm", MachineInfo::RegisterSet::FLOAT_TYPES |
+                    MachineInfo::RegisterSet::VEC_TYPES,
+      X64Emitter::XMM_COUNT,
+  };
+
+  code_cache_ = new X64CodeCache();
+  result = code_cache_->Initialize();
+  if (result) {
+    return result;
+  }
+
+  // Generate thunks used to transition between jitted code and host code.
+  auto allocator = std::make_unique<XbyakAllocator>();
+  auto thunk_emitter = std::make_unique<X64ThunkEmitter>(this, allocator.get());
+  host_to_guest_thunk_ = thunk_emitter->EmitHostToGuestThunk();
+  guest_to_host_thunk_ = thunk_emitter->EmitGuestToHostThunk();
+
+  return result;
+}
+
+std::unique_ptr<Assembler> X64Backend::CreateAssembler() {
+  return std::make_unique<X64Assembler>(this);
+}
+
+}  // namespace x64
+}  // namespace backend
+}  // namespace cpu
+}  // namespace xe