merge cell

source/quickjs-internal.h

@@ -49,12 +49,173 @@
 #include "libregexp.h"
 #include "libunicode.h"
 #include "list.h"
-#include "quickjs.h"
+#include "cell.h"
 #include "cJSON.h"
 #include "blob.h"
 #include "nota.h"
 #include "wota.h"
 
+/* ============================================================
+   Internal API — not for C module authors
+   ============================================================ */
+
+/* Object header types */
+enum mist_obj_type {
+  OBJ_ARRAY = 0,
+  OBJ_BLOB = 1,
+  OBJ_TEXT = 2,
+  OBJ_RECORD = 3, // js style objects
+  OBJ_FUNCTION = 4,
+  OBJ_CODE = 5,
+  OBJ_FRAME = 6,
+  OBJ_FORWARD = 7
+};
+
+/* Object header bits */
+#define OBJHDR_S_BIT 3u
+#define OBJHDR_P_BIT 4u
+#define OBJHDR_A_BIT 5u
+#define OBJHDR_R_BIT 7u
+
+#define OBJHDR_FLAG(bit) ((objhdr_t)1ull << (bit))
+#define OBJHDR_S_MASK OBJHDR_FLAG (OBJHDR_S_BIT)
+#define OBJHDR_P_MASK OBJHDR_FLAG (OBJHDR_P_BIT)
+#define OBJHDR_A_MASK OBJHDR_FLAG (OBJHDR_A_BIT)
+#define OBJHDR_R_MASK OBJHDR_FLAG (OBJHDR_R_BIT)
+
+typedef uint64_t word_t;   // one actor-memory word
+typedef uint64_t objhdr_t; // header word
+typedef uint64_t objref_t; // 56-bit word address (0 = null)
+
+static inline uint8_t objhdr_type (objhdr_t h) { return (uint8_t)(h & 7u); }
+static inline int objhdr_s (objhdr_t h) { return (h & OBJHDR_S_MASK) != 0; }
+
+/* Word size constant */
+#define JSW 8
+
+/* Runtime / Context lifecycle */
+JSRuntime *JS_NewRuntime (void);
+void JS_FreeRuntime (JSRuntime *rt);
+void JS_SetMemoryLimit (JSRuntime *rt, size_t limit);
+void JS_SetPoolSize (JSRuntime *rt, size_t initial, size_t cap);
+
+JSContext *JS_NewContext (JSRuntime *rt);
+JSContext *JS_NewContextWithHeapSize (JSRuntime *rt, size_t heap_size);
+void JS_FreeContext (JSContext *s);
+void *JS_GetContextOpaque (JSContext *ctx);
+void JS_SetContextOpaque (JSContext *ctx, void *opaque);
+
+typedef void (*JS_GCScanFn)(JSContext *ctx,
+  uint8_t *from_base, uint8_t *from_end,
+  uint8_t *to_base, uint8_t **to_free, uint8_t *to_end);
+void JS_SetGCScanExternal(JSContext *ctx, JS_GCScanFn fn);
+
+void JS_SetActorSym (JSContext *ctx, JSValue sym);
+JSValue JS_GetActorSym (JSContext *ctx);
+JSRuntime *JS_GetRuntime (JSContext *ctx);
+void JS_SetMaxStackSize (JSContext *ctx, size_t stack_size);
+void JS_UpdateStackTop (JSContext *ctx);
+int JS_GetVMCallDepth(JSContext *ctx);
+void JS_SetHeapMemoryLimit(JSContext *ctx, size_t limit);
+void JS_SetPauseFlag(JSContext *ctx, int value);
+JS_BOOL JS_IsLiveObject (JSRuntime *rt, JSValue obj);
+
+/* Suspended state */
+#define JS_TAG_SUSPENDED 0x13     /* 10011 - distinct special tag */
+#define JS_SUSPENDED ((JSValue)JS_TAG_SUSPENDED)
+
+static inline JS_BOOL JS_IsSuspended(JSValue v) {
+  return JS_VALUE_GET_TAG(v) == JS_TAG_SUSPENDED;
+}
+
+#ifndef JS_DEFAULT_STACK_SIZE
+#define JS_DEFAULT_STACK_SIZE (1024 * 1024)
+#endif
+
+/* Internal compile flags */
+#define JS_EVAL_FLAG_COMPILE_ONLY (1 << 5)
+
+/* Compilation and MachCode */
+struct cJSON;
+typedef struct MachCode MachCode;
+
+void JS_FreeMachCode(MachCode *mc);
+uint8_t *JS_SerializeMachCode(MachCode *mc, size_t *out_size);
+MachCode *JS_DeserializeMachCode(const uint8_t *data, size_t size);
+struct JSCodeRegister *JS_LoadMachCode(JSContext *ctx, MachCode *mc, JSValue env);
+JSValue JS_RunMachBin(JSContext *ctx, const uint8_t *data, size_t size, JSValue env);
+JSValue JS_RunMachMcode(JSContext *ctx, const char *json_str, size_t len, JSValue env);
+void JS_DumpMachBin(JSContext *ctx, const uint8_t *data, size_t size, JSValue env);
+MachCode *mach_compile_mcode(struct cJSON *mcode_json);
+
+/* Debug / Dump utilities */
+typedef struct JSMemoryUsage {
+  int64_t malloc_size, malloc_limit, memory_used_size;
+  int64_t malloc_count;
+  int64_t memory_used_count;
+  int64_t str_count, str_size;
+  int64_t obj_count, obj_size;
+  int64_t prop_count, prop_size;
+  int64_t shape_count, shape_size;
+  int64_t js_func_count, js_func_size, js_func_code_size;
+  int64_t js_func_pc2line_count, js_func_pc2line_size;
+  int64_t c_func_count, array_count;
+  int64_t fast_array_count, fast_array_elements;
+  int64_t binary_object_count, binary_object_size;
+} JSMemoryUsage;
+
+void JS_ComputeMemoryUsage (JSRuntime *rt, JSMemoryUsage *s);
+void JS_DumpMemoryUsage (FILE *fp, const JSMemoryUsage *s, JSRuntime *rt);
+
+typedef struct {
+  JS_BOOL show_hidden : 8;
+  JS_BOOL raw_dump : 8;
+  uint32_t max_depth;
+  uint32_t max_string_length;
+  uint32_t max_item_count;
+} JSPrintValueOptions;
+
+typedef void JSPrintValueWrite (void *opaque, const char *buf, size_t len);
+
+void JS_PrintValueSetDefaultOptions (JSPrintValueOptions *options);
+void JS_PrintValueRT (JSRuntime *rt, JSPrintValueWrite *write_func,
+                      void *write_opaque, JSValue val,
+                      const JSPrintValueOptions *options);
+void JS_PrintValue (JSContext *ctx, JSPrintValueWrite *write_func,
+                    void *write_opaque, JSValue val,
+                    const JSPrintValueOptions *options);
+
+void js_debug_info (JSContext *js, JSValue fn, js_debug *dbg);
+
+uint32_t js_debugger_stack_depth (JSContext *ctx);
+JSValue js_debugger_backtrace_fns (JSContext *ctx);
+JSValue js_debugger_closure_variables (JSContext *ctx, JSValue fn);
+JSValue js_debugger_local_variables (JSContext *ctx, int stack_index);
+void js_debugger_set_closure_variable (JSContext *js, JSValue fn,
+                                       JSValue var_name, JSValue val);
+JSValue js_debugger_build_backtrace (JSContext *ctx);
+JSValue js_debugger_fn_info (JSContext *ctx, JSValue fn);
+JSValue js_debugger_fn_bytecode (JSContext *js, JSValue fn);
+void *js_debugger_val_address (JSContext *js, JSValue val);
+
+/* Stack trace */
+JSValue JS_GetStack (JSContext *ctx);
+void JS_CrashPrintStack(JSContext *ctx);
+
+/* Serialization (internal) */
+JSValue wota2value(JSContext *js, void *v);
+void *value2wota(JSContext *js, JSValue v, JSValue replacer, size_t *bytes);
+JSValue nota2value(JSContext *js, void *nota);
+void *value2nota(JSContext *js, JSValue v);
+
+/* Internal module init (called during context init) */
+JSValue js_core_blob_use(JSContext *js);
+JSValue js_core_json_use(JSContext *js);
+
+/* ============================================================
+   End internal API declarations
+   ============================================================ */
+
 void *js_malloc (JSContext *ctx, size_t size);
 void *js_mallocz (JSContext *ctx, size_t size);