Initial commit

helpers.h

@@ -0,0 +1,26 @@
+#ifndef HEALPER_H
+#define HEALPER_H
+
+#include <stdint.h>
+#include "classfile.h"
+
+typedef struct Object {
+    CPEntry        *cls;
+    uint16_t        fields_count;
+    intptr_t       *fields;
+    struct Object  *next_free;
+} Object;
+
+#define OBJ_TO_SLOT(o)  ((intptr_t)(uintptr_t)(o))
+#define SLOT_TO_OBJ(s)  ((Object *)(uintptr_t)(intptr_t)(s))
+
+int  midp_native_call(ClassFile *cf, const char *class_name, const char *name, const char *desc, intptr_t *stack, int *sp, int opcode);
+void midp_sdl_init(int w, int h);
+void midp_sdl_wait(int milliseconds);
+void midp_sdl_destroy(void);
+
+Object *heap_alloc(CPEntry *cls, uint16_t fields_count);
+void    heap_free(Object *obj);
+void    heap_destroy(void);
+
+#endif