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Berry update internal type system

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This commit is contained in:
Stephan Hadinger 2022-02-12 18:14:22 +01:00
parent 3d2c9945a8
commit a9dfd284bb
15 changed files with 101 additions and 95 deletions
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8
lib/libesp32/berry/src/be_api.c
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@ -34,19 +34,19 @@ static void class_init(bvm *vm, bclass *c, const bnfuncinfo *lib)
while (lib->name) { while (lib->name) {
bstring *s = be_newstr(vm, lib->name); bstring *s = be_newstr(vm, lib->name);
if (lib->function) { /* method */ if (lib->function) { /* method */
be_prim_method_bind(vm, c, s, lib->function); be_class_native_method_bind(vm, c, s, lib->function);
} else { } else {
be_member_bind(vm, c, s, btrue); /* member */ be_class_member_bind(vm, c, s, btrue); /* member */
} }
++lib; ++lib;
} }
if (lib->function == (bntvfunc) BE_CLOSURE) { if (lib->function == (bntvfunc)BE_CLOSURE) {
/* next section is closures */ /* next section is closures */
struct solidfuncinfo *slib = (struct solidfuncinfo*)++lib; struct solidfuncinfo *slib = (struct solidfuncinfo*)++lib;
while (slib->name) { while (slib->name) {
if (slib->function) { /* method */ if (slib->function) { /* method */
bstring *s = be_newstr(vm, slib->name); bstring *s = be_newstr(vm, slib->name);
be_closure_method_bind(vm, c, s, slib->function); be_class_closure_method_bind(vm, c, s, slib->function);
} }
++slib; ++slib;
} }

4
lib/libesp32/berry/src/be_baselib.c
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@ -85,7 +85,7 @@ static bclass *find_class_closure(bclass *cl, bclosure *needle)
if (members) { /* only iterate if there are members */ if (members) { /* only iterate if there are members */
bmapiter iter = be_map_iter(); bmapiter iter = be_map_iter();
while ((node = be_map_next(members, &iter)) != NULL) { while ((node = be_map_next(members, &iter)) != NULL) {
if (var_type(&node->value) == BE_CLOSURE) { /* only native functions are considered */ if (var_primetype(&node->value) == BE_CLOSURE) { /* only native functions are considered */
bclosure *clos_iter = var_toobj(&node->value); /* retrieve the method's closure */ bclosure *clos_iter = var_toobj(&node->value); /* retrieve the method's closure */
if (clos_iter == needle) { if (clos_iter == needle) {
/* we found the closure, we now know its class */ /* we found the closure, we now know its class */
@ -140,7 +140,7 @@ static int l_super(bvm *vm)
if (size >= 2) { /* need at least 2 stackframes: current (for super() native) and caller (the one we are interested in) */ if (size >= 2) { /* need at least 2 stackframes: current (for super() native) and caller (the one we are interested in) */
bcallframe *caller = be_vector_at(&vm->callstack, size - 2); /* get the callframe of caller */ bcallframe *caller = be_vector_at(&vm->callstack, size - 2); /* get the callframe of caller */
bvalue *func = caller->func; /* function object of caller */ bvalue *func = caller->func; /* function object of caller */
if (var_type(func) == BE_CLOSURE) { /* only useful if the caller is a Berry closure (i.e. not native) */ if (var_primetype(func) == BE_CLOSURE) { /* only useful if the caller is a Berry closure (i.e. not native) */
bclosure *clos_ctx = var_toobj(func); /* this is the closure we look for in the class chain */ bclosure *clos_ctx = var_toobj(func); /* this is the closure we look for in the class chain */
base_class = find_class_closure(o->_class, clos_ctx); /* iterate on current and super classes to find where the closure belongs */ base_class = find_class_closure(o->_class, clos_ctx); /* iterate on current and super classes to find where the closure belongs */
} }

10
lib/libesp32/berry/src/be_bytecode.c
View File

@ -176,8 +176,8 @@ static void save_class(bvm *vm, void *fp, bclass *c)
static void save_value(bvm *vm, void *fp, bvalue *v) static void save_value(bvm *vm, void *fp, bvalue *v)
{ {
save_byte(fp, (uint8_t)var_type(v)); /* type */ save_byte(fp, (uint8_t)var_primetype(v)); /* type */
switch (var_type(v)) { switch (var_primetype(v)) {
case BE_INT: save_int(fp, var_toint(v)); break; case BE_INT: save_int(fp, var_toint(v)); break;
case BE_REAL: save_real(fp, var_toreal(v)); break; case BE_REAL: save_real(fp, var_toreal(v)); break;
case BE_STRING: save_string(fp, var_tostr(v)); break; case BE_STRING: save_string(fp, var_tostr(v)); break;
@ -425,16 +425,16 @@ static void load_class(bvm *vm, void *fp, bvalue *v, int version)
be_incrtop(vm); be_incrtop(vm);
if (load_proto(vm, fp, (bproto**)&var_toobj(value), -3, version)) { if (load_proto(vm, fp, (bproto**)&var_toobj(value), -3, version)) {
/* actual method */ /* actual method */
be_method_bind(vm, c, name, var_toobj(value), bfalse); be_class_method_bind(vm, c, name, var_toobj(value), bfalse);
} else { } else {
/* no proto, static member set to nil */ /* no proto, static member set to nil */
be_member_bind(vm, c, name, bfalse); be_class_member_bind(vm, c, name, bfalse);
} }
be_stackpop(vm, 2); /* pop the cached string and proto */ be_stackpop(vm, 2); /* pop the cached string and proto */
} }
for (count = 0; count < nvar; ++count) { /* load member-variable table */ for (count = 0; count < nvar; ++count) { /* load member-variable table */
bstring *name = cache_string(vm, fp); bstring *name = cache_string(vm, fp);
be_member_bind(vm, c, name, btrue); be_class_member_bind(vm, c, name, btrue);
be_stackpop(vm, 1); /* pop the cached string */ be_stackpop(vm, 1); /* pop the cached string */
} }
} }

38
lib/libesp32/berry/src/be_class.c
View File

@ -7,13 +7,11 @@
********************************************************************/ ********************************************************************/
#include "be_class.h" #include "be_class.h"
#include "be_string.h" #include "be_string.h"
#include "be_vector.h"
#include "be_map.h" #include "be_map.h"
#include "be_exec.h" #include "be_exec.h"
#include "be_gc.h" #include "be_gc.h"
#include "be_vm.h" #include "be_vm.h"
#include "be_func.h" #include "be_func.h"
#include "be_var.h"
#include <string.h> #include <string.h>
#define check_members(vm, c) \ #define check_members(vm, c) \
@ -44,6 +42,7 @@ void be_class_compress(bvm *vm, bclass *c)
} }
} }
/* Return the type of the class attribute, only used to check if the attribute already exists */
int be_class_attribute(bvm *vm, bclass *c, bstring *attr) int be_class_attribute(bvm *vm, bclass *c, bstring *attr)
{ {
for (; c; c = c->super) { for (; c; c = c->super) {
@ -57,7 +56,7 @@ int be_class_attribute(bvm *vm, bclass *c, bstring *attr)
return BE_NONE; return BE_NONE;
} }
void be_member_bind(bvm *vm, bclass *c, bstring *name, bbool var) void be_class_member_bind(bvm *vm, bclass *c, bstring *name, bbool var)
{ {
bvalue *attr; bvalue *attr;
set_fixed(name); set_fixed(name);
@ -75,7 +74,7 @@ void be_member_bind(bvm *vm, bclass *c, bstring *name, bbool var)
} }
} }
void be_method_bind(bvm *vm, bclass *c, bstring *name, bproto *p, bbool is_static) void be_class_method_bind(bvm *vm, bclass *c, bstring *name, bproto *p, bbool is_static)
{ {
bclosure *cl; bclosure *cl;
bvalue *attr; bvalue *attr;
@ -88,11 +87,11 @@ void be_method_bind(bvm *vm, bclass *c, bstring *name, bproto *p, bbool is_stati
cl->proto = p; cl->proto = p;
var_setclosure(attr, cl); var_setclosure(attr, cl);
if (is_static) { if (is_static) {
func_setstatic(attr); var_markstatic(attr);
} }
} }
void be_prim_method_bind(bvm *vm, bclass *c, bstring *name, bntvfunc f) void be_class_native_method_bind(bvm *vm, bclass *c, bstring *name, bntvfunc f)
{ {
bvalue *attr; bvalue *attr;
set_fixed(name); set_fixed(name);
@ -103,7 +102,7 @@ void be_prim_method_bind(bvm *vm, bclass *c, bstring *name, bntvfunc f)
attr->type = MT_PRIMMETHOD; attr->type = MT_PRIMMETHOD;
} }
void be_closure_method_bind(bvm *vm, bclass *c, bstring *name, bclosure *cl) void be_class_closure_method_bind(bvm *vm, bclass *c, bstring *name, bclosure *cl)
{ {
bvalue *attr; bvalue *attr;
check_members(vm, c); check_members(vm, c);
@ -242,7 +241,8 @@ bbool be_class_newobj(bvm *vm, bclass *c, int pos, int argc, int mode)
} }
/* Default empty constructor */ /* Default empty constructor */
static int default_init_native_method(bvm *vm) { static int default_init_native_method(bvm *vm)
{
be_return_nil(vm); be_return_nil(vm);
} }
@ -253,10 +253,11 @@ int be_instance_member_simple(bvm *vm, binstance *instance, bstring *name, bvalu
int type; int type;
be_assert(name != NULL); be_assert(name != NULL);
binstance * obj = instance_member(vm, instance, name, dst); binstance * obj = instance_member(vm, instance, name, dst);
type = var_type(dst); if (obj && var_type(dst) == MT_VARIABLE) {
if (obj && type == MT_VARIABLE) {
*dst = obj->members[dst->v.i]; *dst = obj->members[dst->v.i];
} }
type = var_type(dst);
var_clearstatic(dst);
return type; return type;
} }
@ -268,18 +269,19 @@ int be_instance_member(bvm *vm, binstance *instance, bstring *name, bvalue *dst)
{ {
int type; int type;
be_assert(name != NULL); be_assert(name != NULL);
binstance * obj = instance_member(vm, instance, name, dst); binstance *obj = instance_member(vm, instance, name, dst);
type = var_type(dst); if (obj && var_type(dst) == MT_VARIABLE) {
if (obj && type == MT_VARIABLE) {
*dst = obj->members[dst->v.i]; *dst = obj->members[dst->v.i];
} }
type = var_type(dst);
if (obj) { if (obj) {
var_clearstatic(dst);
return type; return type;
} else { /* if no method found, try virtual */ } else { /* if no method found, try virtual */
/* if 'init' does not exist, create a virtual empty constructor */ /* if 'init' does not exist, create a virtual empty constructor */
if (strcmp(str(name), "init") == 0) { if (strcmp(str(name), "init") == 0) {
var_setntvfunc(dst, default_init_native_method); var_setntvfunc(dst, default_init_native_method);
return var_type(dst); return var_primetype(dst);
} else { } else {
/* get method 'member' */ /* get method 'member' */
obj = instance_member(vm, instance, str_literal(vm, "member"), vm->top); obj = instance_member(vm, instance, str_literal(vm, "member"), vm->top);
@ -296,6 +298,7 @@ int be_instance_member(bvm *vm, binstance *instance, bstring *name, bvalue *dst)
} }
type = var_type(dst); type = var_type(dst);
if (type != BE_NIL) { if (type != BE_NIL) {
var_clearstatic(dst);
return type; return type;
} }
} }
@ -310,11 +313,8 @@ int be_class_member(bvm *vm, bclass *obj, bstring *name, bvalue *dst)
be_assert(name != NULL); be_assert(name != NULL);
obj = class_member(vm, obj, name, dst); obj = class_member(vm, obj, name, dst);
type = var_type(dst); type = var_type(dst);
if (obj) { var_clearstatic(dst);
return type; return obj ? type : BE_NONE;
} else {
return BE_NONE;
}
} }
bbool be_instance_setmember(bvm *vm, binstance *o, bstring *name, bvalue *src) bbool be_instance_setmember(bvm *vm, binstance *o, bstring *name, bvalue *src)

12
lib/libesp32/berry/src/be_class.h
View File

@ -52,17 +52,17 @@ struct binstance {
bclass* be_newclass(bvm *vm, bstring *name, bclass *super); bclass* be_newclass(bvm *vm, bstring *name, bclass *super);
void be_class_compress(bvm *vm, bclass *c); void be_class_compress(bvm *vm, bclass *c);
int be_class_attribute(bvm *vm, bclass *c, bstring *attr); int be_class_attribute(bvm *vm, bclass *c, bstring *attr);
void be_member_bind(bvm *vm, bclass *c, bstring *name, bbool var); void be_class_member_bind(bvm *vm, bclass *c, bstring *name, bbool var);
void be_method_bind(bvm *vm, bclass *c, bstring *name, bproto *p, bbool is_static); void be_class_method_bind(bvm *vm, bclass *c, bstring *name, bproto *p, bbool is_static);
void be_prim_method_bind(bvm *vm, bclass *c, bstring *name, bntvfunc f); void be_class_native_method_bind(bvm *vm, bclass *c, bstring *name, bntvfunc f);
void be_closure_method_bind(bvm *vm, bclass *c, bstring *name, bclosure *cl); void be_class_closure_method_bind(bvm *vm, bclass *c, bstring *name, bclosure *cl);
int be_class_member(bvm *vm, bclass *obj, bstring *name, bvalue *dst);
bbool be_class_setmember(bvm *vm, bclass *obj, bstring *name, bvalue *src);
int be_class_closure_count(bclass *c); int be_class_closure_count(bclass *c);
void be_class_upvalue_init(bvm *vm, bclass *c); void be_class_upvalue_init(bvm *vm, bclass *c);
bbool be_class_newobj(bvm *vm, bclass *c, int pos, int argc, int mode); bbool be_class_newobj(bvm *vm, bclass *c, int pos, int argc, int mode);
int be_instance_member_simple(bvm *vm, binstance *obj, bstring *name, bvalue *dst); int be_instance_member_simple(bvm *vm, binstance *obj, bstring *name, bvalue *dst);
int be_instance_member(bvm *vm, binstance *obj, bstring *name, bvalue *dst); int be_instance_member(bvm *vm, binstance *obj, bstring *name, bvalue *dst);
int be_class_member(bvm *vm, bclass *obj, bstring *name, bvalue *dst);
bbool be_instance_setmember(bvm *vm, binstance *obj, bstring *name, bvalue *src); bbool be_instance_setmember(bvm *vm, binstance *obj, bstring *name, bvalue *src);
bbool be_class_setmember(bvm *vm, bclass *obj, bstring *name, bvalue *src);
#endif #endif

10
lib/libesp32/berry/src/be_constobj.h
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@ -40,7 +40,7 @@ extern "C" {
#define be_const_static_func(_func) { \ #define be_const_static_func(_func) { \
.v.nf = (_func), \ .v.nf = (_func), \
.type = BE_NTVFUNC | BE_FUNC_STATIC \ .type = BE_NTVFUNC | BE_STATIC \
} }
#define be_const_nil() { \ #define be_const_nil() { \
@ -79,7 +79,7 @@ extern "C" {
} }
#define be_const_comptr(_val) { \ #define be_const_comptr(_val) { \
.v.c = (const void*)(_val), \ .v.c = (const void*)(_val), \
.type = BE_COMPTR \ .type = BE_COMPTR \
} }
@ -95,7 +95,7 @@ extern "C" {
#define be_const_static_closure(_closure) { \ #define be_const_static_closure(_closure) { \
.v.c = &(_closure), \ .v.c = &(_closure), \
.type = BE_CLOSURE | BE_FUNC_STATIC \ .type = BE_CLOSURE | BE_STATIC \
} }
#define be_const_module(_module) { \ #define be_const_module(_module) { \
@ -256,7 +256,7 @@ const bntvmodule be_native_module(_module) = { \
#define be_const_static_func(_func) { \ #define be_const_static_func(_func) { \
bvaldata(_func), \ bvaldata(_func), \
BE_NTVFUNC | BE_FUNC_STATIC \ BE_NTVFUNC | BE_STATIC \
} }
#define be_const_nil() { \ #define be_const_nil() { \
@ -311,7 +311,7 @@ const bntvmodule be_native_module(_module) = { \
#define be_const_static_closure(_closure) { \ #define be_const_static_closure(_closure) { \
bvaldata(&(_closure)), \ bvaldata(&(_closure)), \
BE_CLOSURE | BE_FUNC_STATIC \ BE_CLOSURE | BE_STATIC \
} }
#define be_const_module(_module) { \ #define be_const_module(_module) { \

2
lib/libesp32/berry/src/be_exec.c
View File

@ -335,7 +335,7 @@ void be_stackpush(bvm *vm)
} }
/* check that the stack is able to store `count` items, and increase stack if needed */ /* check that the stack is able to store `count` items, and increase stack if needed */
void be_stack_require(bvm *vm, int count) BERRY_API void be_stack_require(bvm *vm, int count)
{ {
if (vm->top + count >= vm->stacktop) { if (vm->top + count >= vm->stacktop) {
be_stack_expansion(vm, count); be_stack_expansion(vm, count);

10
lib/libesp32/berry/src/be_gc.c
View File

@ -138,7 +138,8 @@ static void mark_gray(bvm *vm, bgcobject *obj)
{ {
if (obj && gc_iswhite(obj) && !gc_isconst(obj)) { if (obj && gc_iswhite(obj) && !gc_isconst(obj)) {
gc_setgray(obj); gc_setgray(obj);
switch (var_type(obj)) { be_assert(!var_isstatic(obj));
switch (var_primetype(obj)) {
case BE_STRING: gc_setdark(obj); break; /* just set dark */ case BE_STRING: gc_setdark(obj); break; /* just set dark */
case BE_CLASS: link_gray(vm, cast_class(obj)); break; case BE_CLASS: link_gray(vm, cast_class(obj)); break;
case BE_PROTO: link_gray(vm, cast_proto(obj)); break; case BE_PROTO: link_gray(vm, cast_proto(obj)); break;
@ -171,7 +172,7 @@ static void mark_map(bvm *vm, bgcobject *obj)
while ((node = be_map_next(map, &iter)) != NULL) { while ((node = be_map_next(map, &iter)) != NULL) {
bmapkey *key = &node->key; bmapkey *key = &node->key;
bvalue *val = &node->value; bvalue *val = &node->value;
if (be_isgctype((signed char)key->type)) { if (be_isgcobj(key)) {
mark_gray(vm, var_togc(key)); mark_gray(vm, var_togc(key));
} }
mark_gray_var(vm, val); mark_gray_var(vm, val);
@ -348,7 +349,7 @@ static void free_instance(bvm *vm, bgcobject *obj)
static void free_object(bvm *vm, bgcobject *obj) static void free_object(bvm *vm, bgcobject *obj)
{ {
switch (var_type(obj)) { switch (var_primetype(obj)) {
case BE_STRING: free_lstring(vm, obj); break; /* long string */ case BE_STRING: free_lstring(vm, obj); break; /* long string */
case BE_CLASS: be_free(vm, obj, sizeof(bclass)); break; case BE_CLASS: be_free(vm, obj, sizeof(bclass)); break;
case BE_INSTANCE: free_instance(vm, obj); break; case BE_INSTANCE: free_instance(vm, obj); break;
@ -432,7 +433,8 @@ static void mark_unscanned(bvm *vm)
bgcobject *obj = vm->gc.gray; bgcobject *obj = vm->gc.gray;
if (obj && !gc_isdark(obj) && !gc_isconst(obj)) { if (obj && !gc_isdark(obj) && !gc_isconst(obj)) {
gc_setdark(obj); gc_setdark(obj);
switch (var_type(obj)) { be_assert(!var_isstatic(obj));
switch (var_primetype(obj)) {
case BE_CLASS: mark_class(vm, obj); break; case BE_CLASS: mark_class(vm, obj); break;
case BE_PROTO: mark_proto(vm, obj); break; case BE_PROTO: mark_proto(vm, obj); break;
case BE_INSTANCE: mark_instance(vm, obj); break; case BE_INSTANCE: mark_instance(vm, obj); break;

3
lib/libesp32/berry/src/be_gc.h
View File

@ -47,8 +47,7 @@ if (!gc_isconst(o)) { \
#define gc_exmark(o) (((o)->marked >> 4) & 0x0F) #define gc_exmark(o) (((o)->marked >> 4) & 0x0F)
#define gc_setexmark(o, k) ((o)->marked |= (k) << 4) #define gc_setexmark(o, k) ((o)->marked |= (k) << 4)
#define be_isgctype(t) ((t) >= BE_GCOBJECT) #define be_isgcobj(o) (var_primetype(o) >= BE_GCOBJECT)
#define be_isgcobj(o) be_isgctype(var_type(o))
#define be_gcnew(v, t, s) be_newgcobj((v), (t), sizeof(s)) #define be_gcnew(v, t, s) be_newgcobj((v), (t), sizeof(s))
#define set_fixed(s) bbool _was_fixed = be_gc_fix_set(vm, cast(bgcobject*, (s)), 1) #define set_fixed(s) bbool _was_fixed = be_gc_fix_set(vm, cast(bgcobject*, (s)), 1)

5
lib/libesp32/berry/src/be_module.c
View File

@ -329,10 +329,9 @@ int be_module_attr(bvm *vm, bmodule *module, bstring *attr, bvalue *dst)
} }
} }
return BE_NONE; return BE_NONE;
} else {
*dst = *member;
return var_type(dst);
} }
*dst = *member;
return var_type(dst);
} }
bbool be_module_setmember(bvm *vm, bmodule *module, bstring *attr, bvalue *src) bbool be_module_setmember(bvm *vm, bmodule *module, bstring *attr, bvalue *src)

2
lib/libesp32/berry/src/be_object.c
View File

@ -15,7 +15,7 @@
const char* be_vtype2str(bvalue *v) const char* be_vtype2str(bvalue *v)
{ {
switch(var_type(v)) { switch(var_primetype(v)) {
case BE_NIL: return "nil"; case BE_NIL: return "nil";
case BE_INT: return "int"; case BE_INT: return "int";
case BE_REAL: return "real"; case BE_REAL: return "real";

28
lib/libesp32/berry/src/be_object.h
View File

@ -11,14 +11,14 @@
#include "berry.h" #include "berry.h"
/* basic types, do not change value */ /* basic types, do not change value */
#define BE_NONE -256 /* unknown type */
#define BE_NIL 0 #define BE_NIL 0
#define BE_INT 1 #define BE_INT 1
#define BE_REAL 2 #define BE_REAL 2
#define BE_BOOL 3 #define BE_BOOL 3
#define BE_NONE 4 /* unknown type */ #define BE_COMPTR 4 /* common pointer */
#define BE_COMPTR 5 /* common pointer */ #define BE_INDEX 5 /* index for instance variable, previously BE_INT */
#define BE_INDEX 6 /* index for instance variable, previously BE_INT */ #define BE_FUNCTION 6
#define BE_FUNCTION 7
#define BE_GCOBJECT 16 /* from this type can be gced */ #define BE_GCOBJECT 16 /* from this type can be gced */
@ -35,11 +35,11 @@
#define BE_CLOSURE ((1 << 5) | BE_FUNCTION) #define BE_CLOSURE ((1 << 5) | BE_FUNCTION)
#define BE_NTVCLOS ((2 << 5) | BE_FUNCTION) #define BE_NTVCLOS ((2 << 5) | BE_FUNCTION)
#define BE_CTYPE_FUNC ((3 << 5) | BE_FUNCTION) #define BE_CTYPE_FUNC ((3 << 5) | BE_FUNCTION)
#define BE_FUNC_STATIC (1 << 7) #define BE_STATIC (1 << 7)
#define func_isstatic(o) (((o)->type & BE_FUNC_STATIC) != 0) #define func_isstatic(o) (((o)->type & BE_STATIC) != 0)
#define func_setstatic(o) ((o)->type |= BE_FUNC_STATIC) #define func_setstatic(o) ((o)->type |= BE_STATIC)
#define func_clearstatic(o) ((o)->type &= ~BE_FUNC_STATIC) #define func_clearstatic(o) ((o)->type &= ~BE_STATIC)
/* values for bproto.varg */ /* values for bproto.varg */
#define BE_VA_VARARG (1 << 0) /* function has variable number of arguments */ #define BE_VA_VARARG (1 << 0) /* function has variable number of arguments */
@ -201,10 +201,14 @@ typedef const char* (*breader)(void*, size_t*);
#define cast_bool(_v) cast(bbool, _v) #define cast_bool(_v) cast(bbool, _v)
#define basetype(_t) ((_t) & 0x1F) #define basetype(_t) ((_t) & 0x1F)
#define var_type(_v) ((_v)->type & 0x7F) #define var_type(_v) ((_v)->type)
#define var_basetype(_v) basetype((_v)->type) #define var_basetype(_v) basetype((_v)->type)
#define var_istype(_v, _t) (var_type(_v) == _t) #define var_primetype(_v) (var_type(_v) & ~BE_STATIC)
#define var_isstatic(_v) ((var_type(_v) & BE_STATIC) == BE_STATIC)
#define var_istype(_v, _t) (var_primetype(_v) == _t)
#define var_settype(_v, _t) ((_v)->type = _t) #define var_settype(_v, _t) ((_v)->type = _t)
#define var_markstatic(_v) var_settype(_v, var_type(_v) | BE_STATIC)
#define var_clearstatic(_v) var_settype(_v, var_type(_v) & ~BE_STATIC)
#define var_setobj(_v, _t, _o) { (_v)->v.p = _o; var_settype(_v, _t); } #define var_setobj(_v, _t, _o) { (_v)->v.p = _o; var_settype(_v, _t); }
#define var_isnil(_v) var_istype(_v, BE_NIL) #define var_isnil(_v) var_istype(_v, BE_NIL)
@ -215,7 +219,6 @@ typedef const char* (*breader)(void*, size_t*);
#define var_isclosure(_v) var_istype(_v, BE_CLOSURE) #define var_isclosure(_v) var_istype(_v, BE_CLOSURE)
#define var_isntvclos(_v) var_istype(_v, BE_NTVCLOS) #define var_isntvclos(_v) var_istype(_v, BE_NTVCLOS)
#define var_isntvfunc(_v) var_istype(_v, BE_NTVFUNC) #define var_isntvfunc(_v) var_istype(_v, BE_NTVFUNC)
#define var_isctypefunc(_v) var_istype(_v, BE_CTYPEFUNC)
#define var_isfunction(_v) (var_basetype(_v) == BE_FUNCTION) #define var_isfunction(_v) (var_basetype(_v) == BE_FUNCTION)
#define var_isproto(_v) var_istype(_v, BE_PROTO) #define var_isproto(_v) var_istype(_v, BE_PROTO)
#define var_isclass(_v) var_istype(_v, BE_CLASS) #define var_isclass(_v) var_istype(_v, BE_CLASS)
@ -238,11 +241,10 @@ typedef const char* (*breader)(void*, size_t*);
#define var_setclosure(_v, _o) var_setobj(_v, BE_CLOSURE, _o) #define var_setclosure(_v, _o) var_setobj(_v, BE_CLOSURE, _o)
#define var_setntvclos(_v, _o) var_setobj(_v, BE_NTVCLOS, _o) #define var_setntvclos(_v, _o) var_setobj(_v, BE_NTVCLOS, _o)
#define var_setntvfunc(_v, _o) { (_v)->v.nf = (_o); var_settype(_v, BE_NTVFUNC); } #define var_setntvfunc(_v, _o) { (_v)->v.nf = (_o); var_settype(_v, BE_NTVFUNC); }
#define var_setctypefunc(_v, _o) { (_v)->v.nf = (_o); var_settype(_v, BE_CTYPEFUNC); }
#define var_setlist(_v, _o) var_setobj(_v, BE_LIST, _o) #define var_setlist(_v, _o) var_setobj(_v, BE_LIST, _o)
#define var_setmap(_v, _o) var_setobj(_v, BE_MAP, _o) #define var_setmap(_v, _o) var_setobj(_v, BE_MAP, _o)
#define var_setmodule(_v, _o) var_setobj(_v, BE_MODULE, _o) #define var_setmodule(_v, _o) var_setobj(_v, BE_MODULE, _o)
#define var_setindex(_v, _i) { var_settype(_v, BE_INDEX); (_v)->v.i = (_i); } #define var_setindex(_v, _i) { var_settype(_v, BE_INDEX); (_v)->v.i = (_i); }
#define var_setproto(_v, _o) var_setobj(_v, BE_PROTO, _o) #define var_setproto(_v, _o) var_setobj(_v, BE_PROTO, _o)
#define var_tobool(_v) ((_v)->v.b) #define var_tobool(_v) ((_v)->v.b)

11
lib/libesp32/berry/src/be_parser.c
View File

@ -18,7 +18,6 @@
#include "be_func.h" #include "be_func.h"
#include "be_class.h" #include "be_class.h"
#include "be_decoder.h" #include "be_decoder.h"
#include "be_debug.h"
#include "be_exec.h" #include "be_exec.h"
#include <limits.h> #include <limits.h>
@ -1392,11 +1391,11 @@ static void classvar_stmt(bparser *parser, bclass *c)
scan_next_token(parser); /* skip 'var' */ scan_next_token(parser); /* skip 'var' */
if (match_id(parser, name) != NULL) { if (match_id(parser, name) != NULL) {
check_class_attr(parser, c, name); check_class_attr(parser, c, name);
be_member_bind(parser->vm, c, name, btrue); be_class_member_bind(parser->vm, c, name, btrue);
while (match_skip(parser, OptComma)) { /* ',' */ while (match_skip(parser, OptComma)) { /* ',' */
if (match_id(parser, name) != NULL) { if (match_id(parser, name) != NULL) {
check_class_attr(parser, c, name); check_class_attr(parser, c, name);
be_member_bind(parser->vm, c, name, btrue); be_class_member_bind(parser->vm, c, name, btrue);
} else { } else {
parser_error(parser, "class var error"); parser_error(parser, "class var error");
} }
@ -1433,7 +1432,7 @@ static void classdef_stmt(bparser *parser, bclass *c, bbool is_static)
name = func_name(parser, &e, 1); name = func_name(parser, &e, 1);
check_class_attr(parser, c, name); check_class_attr(parser, c, name);
proto = funcbody(parser, name, is_static ? 0 : FUNC_METHOD); proto = funcbody(parser, name, is_static ? 0 : FUNC_METHOD);
be_method_bind(parser->vm, c, proto->name, proto, is_static); be_class_method_bind(parser->vm, c, proto->name, proto, is_static);
be_stackpop(parser->vm, 1); be_stackpop(parser->vm, 1);
} }
@ -1446,13 +1445,13 @@ static void classstatic_stmt(bparser *parser, bclass *c, bexpdesc *e)
classdef_stmt(parser, c, btrue); classdef_stmt(parser, c, btrue);
} else if (match_id(parser, name) != NULL) { } else if (match_id(parser, name) != NULL) {
check_class_attr(parser, c, name); check_class_attr(parser, c, name);
be_member_bind(parser->vm, c, name, bfalse); be_class_member_bind(parser->vm, c, name, bfalse);
class_static_assignment_expr(parser, e, name); class_static_assignment_expr(parser, e, name);
while (match_skip(parser, OptComma)) { /* ',' */ while (match_skip(parser, OptComma)) { /* ',' */
if (match_id(parser, name) != NULL) { if (match_id(parser, name) != NULL) {
check_class_attr(parser, c, name); check_class_attr(parser, c, name);
be_member_bind(parser->vm, c, name, bfalse); be_class_member_bind(parser->vm, c, name, bfalse);
class_static_assignment_expr(parser, e, name); class_static_assignment_expr(parser, e, name);
} else { } else {
parser_error(parser, "class static error"); parser_error(parser, "class static error");

6
lib/libesp32/berry/src/be_solidifylib.c
View File

@ -148,7 +148,7 @@ static void m_solidify_list(bvm *vm, blist * list, const char *class_name)
// pass key name in case of class, or NULL if none // pass key name in case of class, or NULL if none
static void m_solidify_bvalue(bvm *vm, bvalue * value, const char *classname, const char *key) static void m_solidify_bvalue(bvm *vm, bvalue * value, const char *classname, const char *key)
{ {
int type = var_type(value); int type = var_primetype(value);
switch (type) { switch (type) {
case BE_NIL: case BE_NIL:
logfmt("be_const_nil()"); logfmt("be_const_nil()");
@ -197,7 +197,7 @@ static void m_solidify_bvalue(bvm *vm, bvalue * value, const char *classname, co
char func_name_id[id_len]; char func_name_id[id_len];
toidentifier(func_name_id, func_name); toidentifier(func_name_id, func_name);
logfmt("be_const_%sclosure(%s%s%s_closure)", logfmt("be_const_%sclosure(%s%s%s_closure)",
func_isstatic(value) ? "static_" : "", var_isstatic(value) ? "static_" : "",
classname ? classname : "", classname ? "_" : "", classname ? classname : "", classname ? "_" : "",
func_name_id); func_name_id);
} }
@ -210,7 +210,7 @@ static void m_solidify_bvalue(bvm *vm, bvalue * value, const char *classname, co
break; break;
case BE_NTVFUNC: case BE_NTVFUNC:
logfmt("be_const_%sfunc(be_ntv_%s_%s)", logfmt("be_const_%sfunc(be_ntv_%s_%s)",
func_isstatic(value) ? "static_" : "", var_isstatic(value) ? "static_" : "",
classname ? classname : "unknown", key ? key : "unknown"); classname ? classname : "unknown", key ? key : "unknown");
break; break;
case BE_INSTANCE: case BE_INSTANCE:

47
lib/libesp32/berry/src/be_vm.c
View File

@ -83,13 +83,15 @@
#define equal_rule(op, iseq) \ #define equal_rule(op, iseq) \
bbool res; \ bbool res; \
be_assert(!var_isstatic(a)); \
be_assert(!var_isstatic(b)); \
if (var_isint(a) && var_isint(b)) { \ if (var_isint(a) && var_isint(b)) { \
res = ibinop(op, a, b); \ res = ibinop(op, a, b); \
} else if (var_isnumber(a) && var_isnumber(b)) { \ } else if (var_isnumber(a) && var_isnumber(b)) { \
res = var2real(a) op var2real(b); \ res = var2real(a) op var2real(b); \
} else if (var_isinstance(a) && !var_isnil(b)) { \ } else if (var_isinstance(a) && !var_isnil(b)) { \
res = object_eqop(vm, #op, iseq, a, b); \ res = object_eqop(vm, #op, iseq, a, b); \
} else if (var_type(a) == var_type(b)) { /* same types */ \ } else if (var_primetype(a) == var_primetype(b)) { /* same types */ \
if (var_isnil(a)) { /* nil op nil */ \ if (var_isnil(a)) { /* nil op nil */ \
res = 1 op 1; \ res = 1 op 1; \
} else if (var_isbool(a)) { /* bool op bool */ \ } else if (var_isbool(a)) { /* bool op bool */ \
@ -256,6 +258,7 @@ static bbool obj2bool(bvm *vm, bvalue *var)
binstance *obj = var_toobj(var); binstance *obj = var_toobj(var);
bstring *tobool = str_literal(vm, "tobool"); bstring *tobool = str_literal(vm, "tobool");
/* get operator method */ /* get operator method */
// TODO what if `tobool` is static
int type = be_instance_member(vm, obj, tobool, vm->top); int type = be_instance_member(vm, obj, tobool, vm->top);
if (type != BE_NONE && type != BE_NIL) { if (type != BE_NONE && type != BE_NIL) {
vm->top[1] = *var; /* move self to argv[0] */ vm->top[1] = *var; /* move self to argv[0] */
@ -342,6 +345,7 @@ static bbool object_eqop(bvm *vm,
bbool isself = var_isinstance(b) && o == var_toobj(b); bbool isself = var_isinstance(b) && o == var_toobj(b);
/* first, try to call the overloaded operator of the object */ /* first, try to call the overloaded operator of the object */
int type = be_instance_member(vm, o, be_newstr(vm, op), vm->top); int type = be_instance_member(vm, o, be_newstr(vm, op), vm->top);
// TODO check that method is not static
if (basetype(type) == BE_FUNCTION) { /* call method */ if (basetype(type) == BE_FUNCTION) { /* call method */
bvalue *top = vm->top; bvalue *top = vm->top;
top[1] = self; /* move self to argv[0] */ top[1] = self; /* move self to argv[0] */
@ -826,41 +830,41 @@ newframe: /* a new call frame */
#if BE_USE_PERF_COUNTERS #if BE_USE_PERF_COUNTERS
vm->counter_get++; vm->counter_get++;
#endif #endif
bvalue a_temp; /* copy result to a temp variable because the stack may be relocated in virtual member calls */ bvalue result; /* copy result to a temp variable because the stack may be relocated in virtual member calls */
bvalue *b = RKB(), *c = RKC(); bvalue *b = RKB(), *c = RKC();
if (var_isinstance(b) && var_isstr(c)) { if (var_isinstance(b) && var_isstr(c)) {
obj_attribute(vm, b, var_tostr(c), &a_temp); obj_attribute(vm, b, var_tostr(c), &result);
reg = vm->reg; reg = vm->reg;
} else if (var_isclass(b) && var_isstr(c)) { } else if (var_isclass(b) && var_isstr(c)) {
class_attribute(vm, b, c, &a_temp); class_attribute(vm, b, c, &result);
reg = vm->reg; reg = vm->reg;
} else if (var_ismodule(b) && var_isstr(c)) { } else if (var_ismodule(b) && var_isstr(c)) {
module_attribute(vm, b, c, &a_temp); module_attribute(vm, b, c, &result);
reg = vm->reg; reg = vm->reg;
} else { } else {
attribute_error(vm, "attribute", b, c); attribute_error(vm, "attribute", b, c);
a_temp = *RA(); /* avoid gcc warning for uninitialized variable a_temp, this code is never reached */ result = *RA(); /* avoid gcc warning for uninitialized variable result, this code is never reached */
} }
bvalue *a = RA(); bvalue *a = RA();
*a = a_temp; /* assign the resul to the specified register on the updated stack */ *a = result; /* assign the resul to the specified register on the updated stack */
dispatch(); dispatch();
} }
opcase(GETMET): { opcase(GETMET): {
#if BE_USE_PERF_COUNTERS #if BE_USE_PERF_COUNTERS
vm->counter_get++; vm->counter_get++;
#endif #endif
bvalue a_temp; /* copy result to a temp variable because the stack may be relocated in virtual member calls */ bvalue result; /* copy result to a temp variable because the stack may be relocated in virtual member calls */
bvalue *b = RKB(), *c = RKC(); bvalue *b = RKB(), *c = RKC();
if (var_isinstance(b) && var_isstr(c)) { if (var_isinstance(b) && var_isstr(c)) {
binstance *obj = var_toobj(b); binstance *obj = var_toobj(b);
int type = obj_attribute(vm, b, var_tostr(c), &a_temp); int type = obj_attribute(vm, b, var_tostr(c), &result);
reg = vm->reg; reg = vm->reg;
bvalue *a = RA(); bvalue *a = RA();
*a = a_temp; *a = result;
if (var_basetype(a) == BE_FUNCTION) { if (var_basetype(a) == BE_FUNCTION) {
if (func_isstatic(a) || (type == BE_INDEX)) { /* if instance variable then we consider it's non-method */ if ((type & BE_STATIC) || (type == BE_INDEX)) { /* if instance variable then we consider it's non-method */
/* static method, don't bother with the instance */ /* static method, don't bother with the instance */
a[1] = a_temp; a[1] = result;
var_settype(a, NOT_METHOD); var_settype(a, NOT_METHOD);
} else { } else {
/* this is a real method (i.e. non-static) */ /* this is a real method (i.e. non-static) */
@ -876,16 +880,16 @@ newframe: /* a new call frame */
str(be_instance_name(obj)), str(var_tostr(c))); str(be_instance_name(obj)), str(var_tostr(c)));
} }
} else if (var_isclass(b) && var_isstr(c)) { } else if (var_isclass(b) && var_isstr(c)) {
class_attribute(vm, b, c, &a_temp); class_attribute(vm, b, c, &result);
reg = vm->reg; reg = vm->reg;
bvalue *a = RA(); bvalue *a = RA();
a[1] = a_temp; a[1] = result;
var_settype(a, NOT_METHOD); var_settype(a, NOT_METHOD);
} else if (var_ismodule(b) && var_isstr(c)) { } else if (var_ismodule(b) && var_isstr(c)) {
module_attribute(vm, b, c, &a_temp); module_attribute(vm, b, c, &result);
reg = vm->reg; reg = vm->reg;
bvalue *a = RA(); bvalue *a = RA();
a[1] = a_temp; a[1] = result;
var_settype(a, NOT_METHOD); var_settype(a, NOT_METHOD);
} else { } else {
attribute_error(vm, "method", b, c); attribute_error(vm, "method", b, c);
@ -913,11 +917,11 @@ newframe: /* a new call frame */
/* if value is a function, we mark it as a static to distinguish from methods */ /* if value is a function, we mark it as a static to distinguish from methods */
bclass *obj = var_toobj(a); bclass *obj = var_toobj(a);
bstring *attr = var_tostr(b); bstring *attr = var_tostr(b);
bvalue c_static = *c; bvalue result = *c;
if (var_isfunction(&c_static)) { if (var_isfunction(&result)) {
c_static.type = func_setstatic(&c_static); var_markstatic(&result);
} }
if (!be_class_setmember(vm, obj, attr, &c_static)) { if (!be_class_setmember(vm, obj, attr, &result)) {
reg = vm->reg; reg = vm->reg;
vm_error(vm, "attribute_error", vm_error(vm, "attribute_error",
"class '%s' cannot assign to static attribute '%s'", "class '%s' cannot assign to static attribute '%s'",
@ -1253,6 +1257,7 @@ void be_dofunc(bvm *vm, bvalue *v, int argc)
be_assert(vm->reg <= v && v < vm->stacktop); be_assert(vm->reg <= v && v < vm->stacktop);
be_assert(vm->stack <= vm->reg && vm->reg < vm->stacktop); be_assert(vm->stack <= vm->reg && vm->reg < vm->stacktop);
int pos = v - vm->reg; int pos = v - vm->reg;
be_assert(!var_isstatic(v));
switch (var_type(v)) { switch (var_type(v)) {
case BE_CLASS: do_class(vm, pos, argc); break; case BE_CLASS: do_class(vm, pos, argc); break;
case BE_CLOSURE: do_closure(vm, pos, argc); break; case BE_CLOSURE: do_closure(vm, pos, argc); break;