Begin to codegen bytecode instructions

bytecode_codegen.cpp

@@ -0,0 +1,34 @@
+
+function void
+bc_emit_expr(Bc *b, Ast *ast){
+  if(!ast) return;
+  if(!is_flag_set(ast->flags, AST_EXPR))
+    compiler_error(ast->pos, "Internal compiler error: Trying to emit expression but it doesn't have appropriate flag");
+  switch(ast->kind){
+    CASE(BINARY, Binary){
+
+      BREAK();
+    }
+    default:{}
+  }
+}
+
+function void
+compile_to_bc(){
+  Bc bc = create_bytecode_interp();
+  Bc *b = &bc;
+  For_Named(pctx->ordered_decls, ast){
+    switch(ast->kind){
+      CASE(LAMBDA, Decl){
+        unused(node);
+        BREAK();
+      }
+      CASE(VAR, Decl){
+        node->bytecode_data_position = exp_alloc(&b->memory, node->type->size, AF_ZeroMemory);
+        bc_emit_assign(b, node);
+        BREAK();
+      }
+      default: {}
+    }
+  }
+}