progress

include/ground.h

@@ -23,6 +23,7 @@ typedef struct GroundState       GroundState;
 typedef struct GroundBytecodeProgram     GroundBytecodeProgram;
 typedef struct GroundBytecodeInstruction GroundBytecodeInstruction;
 typedef struct GroundBytecodeHeap        GroundBytecodeHeap;
+typedef struct GroundBytecode            GroundBytecode;
 
 // --- Literal types ---
 
@@ -267,7 +268,7 @@ struct GroundBytecodeProgram {
 };
 
 struct GroundBytecodeInstruction {
-    GroundInstruction instruction;
+    enum GroundInstructionType type;
     struct {
         GroundSize* at;
         GroundSize capacity;
@@ -278,9 +279,13 @@ struct GroundBytecodeInstruction {
 struct GroundBytecodeHeap {
     GroundValue* heap;
     GroundSize capacity;
-    GroundSize count;
+    GroundSize len;
 };
 
+struct GroundBytecode {
+    GroundBytecodeProgram program;
+    GroundBytecodeHeap    heap;
+};
 
 // 
 // INTERFACE
@@ -335,6 +340,8 @@ struct _Ground {
 
         GroundIdentifier* (*Identifier) (const char* id);
 
+        GroundBytecode (*Bytecode) (GroundProgram* program, GroundState* state);
+
     } New;
 
     // Frees the memory held by the specified struct
@@ -406,7 +413,7 @@ struct _Ground {
     } Internal;
 
     struct {
-        void (*Error) (const char* message);
+        void (*Error)   (const char* message);
         void (*Warning) (const char* message);
 
         void (*printErrors)();
@@ -422,8 +429,13 @@ struct _Ground {
             void (*execute)  (GroundBytecodeProgram* program, GroundBytecodeHeap* heap);
             void (*optimise) (GroundBytecodeProgram* program);
         } Program;
-        struct {} Instruction;
-        struct {} Heap;
+        struct {
+            int64_t (*execute) (GroundBytecodeInstruction* instruction, GroundBytecodeHeap* heap);
+        } Instruction;
+        struct {
+            void         (*set) (GroundBytecodeHeap* heap, GroundSize idx, GroundValue value);
+            GroundValue* (*get) (GroundBytecodeHeap* heap, GroundSize idx);
+        } Heap;
     } Bytecode;
 };