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mcode->mach

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John Alanbrook
2026-02-12 04:28:14 -06:00
parent 8a84be65e1
commit 3a8a17ab60
19 changed files with 635 additions and 4320 deletions
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40
source/quickjs-internal.h
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@@ -812,28 +812,6 @@ typedef struct JSCodeRegister {
uint16_t disruption_pc; /* start of disruption handler (0 = none) */
} JSCodeRegister;
/* Pre-parsed MCODE for a single function (off-heap, never GC'd).
Created by jsmcode_parse from cJSON MCODE output.
Instructions remain as cJSON pointers for string-based dispatch. */
typedef struct JSMCode {
uint16_t nr_args;
uint16_t nr_slots;
/* Pre-flattened instruction array (cJSON array items → C array for O(1) access) */
cJSON **instrs;
uint32_t instr_count;
/* Label map: label string → instruction index */
struct { const char *name; uint32_t index; } *labels;
uint32_t label_count;
/* Nested function definitions (indexes into top-level functions array) */
struct JSMCode **functions;
uint32_t func_count;
/* Keep root cJSON alive (owns all the cJSON nodes instrs[] point into) */
cJSON *json_root;
MachLineEntry *line_table; /* [instr_count], parallel to instrs[] */
const char *name; /* function name (points into cJSON tree) */
const char *filename; /* source filename (points into cJSON tree) */
uint16_t disruption_pc; /* start of disruption handler (0 = none) */
} JSMCode;
/* Frame for closures - used by link-time relocation model where closures
reference outer frames via (depth, slot) addressing.
@@ -1306,7 +1284,6 @@ typedef enum {
JS_FUNC_KIND_BYTECODE,
JS_FUNC_KIND_C_DATA,
JS_FUNC_KIND_REGISTER, /* register-based VM function */
JS_FUNC_KIND_MCODE, /* MCODE JSON interpreter */
} JSFunctionKind;
typedef struct JSFunction {
@@ -1330,11 +1307,6 @@ typedef struct JSFunction {
JSValue env_record; /* stone record, module environment */
JSValue outer_frame; /* JSFrame JSValue, for closures */
} reg;
struct {
JSMCode *code; /* pre-parsed MCODE (off-heap) */
JSValue outer_frame; /* lexical parent frame for closures */
JSValue env_record; /* module env or JS_NULL */
} mcode;
} u;
} JSFunction;
@@ -1527,8 +1499,6 @@ JSValue js_call_c_function (JSContext *ctx, JSValue func_obj, JSValue this_obj,
JSValue js_call_bound_function (JSContext *ctx, JSValue func_obj, JSValue this_obj, int argc, JSValue *argv);
JSValue JS_CallInternal (JSContext *ctx, JSValue func_obj, JSValue this_obj, int argc, JSValue *argv, int flags);
JSValue JS_CallRegisterVM(JSContext *ctx, JSCodeRegister *code, JSValue this_obj, int argc, JSValue *argv, JSValue env, JSValue outer_frame);
JSValue mcode_exec(JSContext *ctx, JSMCode *code, JSValue this_obj,
int argc, JSValue *argv, JSValue outer_frame);
int JS_DeleteProperty (JSContext *ctx, JSValue obj, JSValue prop);
JSValue __attribute__ ((format (printf, 2, 3)))
JS_ThrowInternalError (JSContext *ctx, const char *fmt, ...);
@@ -1860,13 +1830,6 @@ typedef struct {
} GetLineColCache;
/* === MachVarInfo (shared by mach.c and mcode.c) === */
typedef struct MachVarInfo {
char *name;
int slot;
int is_const; /* 1 for def, function args; 0 for var */
int is_closure; /* 1 if captured by a nested function */
} MachVarInfo;
/* === PPretext (parser pretext, system-malloc, used by cell_js.c parser) === */
typedef struct PPretext {
@@ -2057,8 +2020,5 @@ JSFrameRegister *alloc_frame_register(JSContext *ctx, int slot_count);
cJSON *mach_find_scope_record(cJSON *scopes, int function_nr);
int reg_vm_check_interrupt(JSContext *ctx);
/* mcode.c exports */
JSValue mcode_exec(JSContext *ctx, JSMCode *code, JSValue this_obj, int argc, JSValue *argv, JSValue outer_frame);
#endif /* QUICKJS_INTERNAL_H */