Prepping flow for basic block building.

include/xenia/cpu/codegen.h

@@ -19,6 +19,7 @@
 namespace llvm {
   class LLVMContext;
   class Module;
+  class FunctionType;
   class Function;
   class DIBuilder;
   class MDNode;
@@ -30,6 +31,14 @@ namespace cpu {
 namespace codegen {
 
 
+class CodegenFunction {
+public:
+  sdb::FunctionSymbol*    symbol;
+  llvm::FunctionType*     function_type;
+  llvm::Function*         function;
+};
+
+
 class CodegenContext {
 public:
   CodegenContext(
@@ -48,7 +57,8 @@ private:
   void AddPresentImport(
       const xe_xex2_import_library_t *library,
       const xe_xex2_import_info_t* info, kernel::KernelExport* kernel_export);
-  void AddFunction(sdb::FunctionSymbol* fn);
+  void PrepareFunction(sdb::FunctionSymbol* fn);
+  void BuildFunction(CodegenFunction* cgf);
   void OptimizeFunction(llvm::Module* m, llvm::Function* fn);
 
   xe_memory_ref memory_;
@@ -60,6 +70,8 @@ private:
   llvm::Module*       gen_module_;
   llvm::DIBuilder*    di_builder_;
   llvm::MDNode*       cu_;
+
+  std::map<sdb::FunctionSymbol*, CodegenFunction*> functions_;
 };
 
 

include/xenia/cpu/exec_module.h

@@ -24,6 +24,14 @@ namespace llvm {
   class ExecutionEngine;
 }
 
+namespace xe {
+namespace cpu {
+namespace codegen {
+  class CodegenContext;
+}
+}
+}
+
 
 namespace xe {
 namespace cpu {
@@ -52,6 +60,7 @@ private:
   shared_ptr<sdb::SymbolDatabase>   sdb_;
   shared_ptr<llvm::LLVMContext>     context_;
   shared_ptr<llvm::Module>          gen_module_;
+  auto_ptr<codegen::CodegenContext> codegen_;
 };