begin splitting up compiler.cpp

src/codegen/compiler/value.h

@@ -0,0 +1,49 @@
+/* Copyright (c) 2008-2012, Avian Contributors
+
+   Permission to use, copy, modify, and/or distribute this software
+   for any purpose with or without fee is hereby granted, provided
+   that the above copyright notice and this permission notice appear
+   in all copies.
+
+   There is NO WARRANTY for this software.  See license.txt for
+   details. */
+
+#ifndef AVIAN_CODEGEN_COMPILER_VALUE_H
+#define AVIAN_CODEGEN_COMPILER_VALUE_H
+
+#include "codegen/lir.h"
+
+namespace avian {
+namespace codegen {
+namespace compiler {
+
+class Read;
+class Site;
+
+const int AnyFrameIndex = -2;
+const int NoFrameIndex = -1;
+
+class Value: public Compiler::Operand {
+ public:
+  Value(Site* site, Site* target, lir::ValueType type):
+    reads(0), lastRead(0), sites(site), source(0), target(target), buddy(this),
+    nextWord(this), home(NoFrameIndex), type(type), wordIndex(0)
+  { }
+  
+  Read* reads;
+  Read* lastRead;
+  Site* sites;
+  Site* source;
+  Site* target;
+  Value* buddy;
+  Value* nextWord;
+  int16_t home;
+  lir::ValueType type;
+  uint8_t wordIndex;
+};
+
+} // namespace compiler
+} // namespace codegen
+} // namespace avian
+
+#endif // AVIAN_CODEGEN_COMPILER_VALUE_H