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

src/xenia/cpu/compiler/compiler_pass.h

@@ -0,0 +1,51 @@
+/**
+ ******************************************************************************
+ * 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. *
+ ******************************************************************************
+ */
+
+#ifndef XENIA_COMPILER_COMPILER_PASS_H_
+#define XENIA_COMPILER_COMPILER_PASS_H_
+
+#include "xenia/cpu/hir/hir_builder.h"
+#include "poly/arena.h"
+
+namespace xe {
+namespace cpu {
+namespace runtime {
+class Runtime;
+}  // namespace runtime
+}  // namespace cpu
+}  // namespace xe
+
+namespace xe {
+namespace cpu {
+namespace compiler {
+
+class Compiler;
+
+class CompilerPass {
+ public:
+  CompilerPass();
+  virtual ~CompilerPass();
+
+  virtual int Initialize(Compiler* compiler);
+
+  virtual int Run(hir::HIRBuilder* builder) = 0;
+
+ protected:
+  poly::Arena* scratch_arena() const;
+
+ protected:
+  runtime::Runtime* runtime_;
+  Compiler* compiler_;
+};
+
+}  // namespace compiler
+}  // namespace cpu
+}  // namespace xe
+
+#endif  // XENIA_COMPILER_COMPILER_PASS_H_