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jscode

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John Alanbrook
2026-02-19 00:33:16 -06:00
parent e59bfe19f7
commit 19132c1517
4 changed files with 161 additions and 84 deletions
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36
source/quickjs-internal.h
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@@ -120,8 +120,8 @@ typedef struct JSBlob JSBlob;
typedef struct JSText JSText;
typedef struct JSRecord JSRecord;
typedef struct JSFunction JSFunction;
typedef struct JSFrame JSFrame;
typedef struct JSCode JSCode;
typedef struct JSFrame JSFrame;
#define OBJHDR_CAP_SHIFT 8u
#define OBJHDR_CAP_MASK (((objhdr_t)1ull << 56) - 1ull)
@@ -278,7 +278,6 @@ typedef void (*JSLogCallback)(JSContext *ctx, const char *channel, const char *m
/* Forward declaration for bytecode freeing */
#define JS_VALUE_GET_BLOB(v) ((JSBlob *)JS_VALUE_GET_PTR (v))
#define JS_VALUE_GET_CODE(v) (JS_VALUE_GET_PTR (v))
#ifdef HEAP_CHECK
void heap_check_fail(void *ptr, struct JSContext *ctx);
@@ -286,6 +285,7 @@ void heap_check_fail(void *ptr, struct JSContext *ctx);
#define JS_VALUE_GET_OBJ(v) ((JSRecord *)heap_check_chase(ctx, v))
#define JS_VALUE_GET_TEXT(v) ((JSText *)heap_check_chase(ctx, v))
#define JS_VALUE_GET_FUNCTION(v) ((JSFunction *)heap_check_chase(ctx, v))
#define JS_VALUE_GET_CODE(v) ((JSCode *)heap_check_chase(ctx, v))
#define JS_VALUE_GET_FRAME(v) ((JSFrame *)heap_check_chase(ctx, v))
#define JS_VALUE_GET_STRING(v) ((JSText *)heap_check_chase(ctx, v))
#define JS_VALUE_GET_RECORD(v) ((JSRecord *)heap_check_chase(ctx, v))
@@ -294,6 +294,7 @@ void heap_check_fail(void *ptr, struct JSContext *ctx);
#define JS_VALUE_GET_OBJ(v) ((JSRecord *)chase (v))
#define JS_VALUE_GET_TEXT(v) ((JSText *)chase (v))
#define JS_VALUE_GET_FUNCTION(v) ((JSFunction *)chase (v))
#define JS_VALUE_GET_CODE(v) ((JSCode *)chase (v))
#define JS_VALUE_GET_FRAME(v) ((JSFrame *)chase (v))
#define JS_VALUE_GET_STRING(v) ((JSText *)chase (v))
#define JS_VALUE_GET_RECORD(v) ((JSRecord *)chase (v))
@@ -1341,6 +1342,27 @@ typedef enum {
JS_FUNC_KIND_NATIVE, /* QBE-compiled native function */
} JSFunctionKind;
typedef enum {
JS_CODE_KIND_REGISTER = 1,
JS_CODE_KIND_NATIVE = 2,
} JSCodeKind;
typedef struct JSCode {
objhdr_t header; /* OBJ_CODE */
uint8_t kind;
int16_t arity;
union {
struct {
JSCodeRegister *code;
} reg;
struct {
void *fn_ptr; /* compiled cell_fn_N pointer */
void *dl_handle; /* dylib handle for dlsym lookups */
uint16_t nr_slots; /* frame size for this function */
} native;
} u;
} JSCode;
typedef struct JSFunction {
objhdr_t header; /* must come first */
JSValue name; /* function name as JSValue text */
@@ -1353,16 +1375,10 @@ typedef struct JSFunction {
int16_t magic;
} cfunc;
struct {
JSCodeRegister *code; /* compiled register code (off-heap) */
JSValue code; /* JSCode object (OBJ_CODE) */
JSValue env_record; /* stone record, module environment */
JSValue outer_frame; /* JSFrame JSValue, for closures */
} reg;
struct {
void *fn_ptr; /* compiled cell_fn_N pointer */
void *dl_handle; /* dylib handle for dlsym lookups */
uint16_t nr_slots; /* frame size for this function */
JSValue outer_frame; /* GC-traced, for closures */
} native;
} cell;
} u;
} JSFunction;