%token<token> KW_NEW "new"
%token<token> KW_NATIVE
%token<token> KW_FUNCTION "function"
+%token<token> KW_UNDEFINED "undefined"
%token<token> KW_FOR "for"
%token<token> KW_CLASS "class"
%token<token> KW_CONST "const"
%token<token> KW_SET "set"
+%token<token> KW_VOID "void"
%token<token> KW_STATIC
%token<token> KW_IMPORT "import"
%token<token> KW_RETURN "return"
+%token<token> KW_TYPEOF "typeof"
%token<token> KW_INTERFACE "interface"
%token<token> KW_NULL "null"
%token<token> KW_VAR "var"
%token<token> KW_OVERRIDE
%token<token> KW_FINAL
%token<token> KW_GET "get"
+%token<token> KW_SUPER "super"
%token<token> KW_EXTENDS
%token<token> KW_FALSE "false"
%token<token> KW_TRUE "true"
%token<token> T_EQEQ "=="
%token<token> T_EQEQEQ "==="
%token<token> T_NE "!="
+%token<token> T_NEE "!=="
%token<token> T_LE "<="
%token<token> T_GE ">="
%token<token> T_DIVBY "/="
%left below_semicolon
%left ';'
%left ','
+%nonassoc below_assignment // for ?:, contrary to spec
%right '=' "*=" "/=" "%=" "+=" "-=" "<<=" ">>=" ">>>=" "&=" "^=" "|="
%right '?' ':'
%left "||"
%nonassoc '^'
%nonassoc '&'
%nonassoc "==" "!=" "===" "!=="
+%nonassoc "is" "as"
%nonassoc "<=" '<' ">=" '>' "instanceof" // TODO: support "a < b < c" syntax?
%left "<<" ">>" ">>>"
%left below_minus
%left '-' '+'
%left '/' '*' '%'
-%left plusplus_prefix minusminus_prefix '~' '!' "delete" "typeof" //FIXME: *unary* + - should be here, too
+%left plusplus_prefix minusminus_prefix '~' '!' "void" "delete" "typeof" //FIXME: *unary* + - should be here, too
%left "--" "++"
-%nonassoc "is" "as"
%left '[' ']' '{' "new" '.' ".." "::"
%nonassoc T_IDENTIFIER
%left below_else
// needed for "return" precedence:
%nonassoc T_STRING T_REGEXP
%nonassoc T_INT T_UINT T_BYTE T_SHORT T_FLOAT
-%nonassoc "false" "true" "null"
+%nonassoc "false" "true" "null" "undefined" "super"
%{
DECLARE_LIST(import);
-typedef struct _state {
- abc_file_t*file;
- abc_script_t*init;
-
- int level;
+typedef struct _classstate {
+ /* class data */
+ classinfo_t*info;
+ abc_class_t*abc;
+ code_t*init;
+ code_t*static_init;
+} classstate_t;
- char*package;
- char*function;
+typedef struct _methodstate {
+ /* method data */
+ memberinfo_t*info;
+ char late_binding;
/* code that needs to be executed at the start of
a method (like initializing local registers) */
code_t*initcode;
+ char is_constructor;
+ char has_super;
+} methodstate_t;
+typedef struct _state {
+ int level;
+
+ char*package;
import_list_t*wildcard_imports;
dict_t*imports;
char has_own_imports;
-
- /* class data */
- classinfo_t*clsinfo;
- abc_class_t*cls;
- code_t*cls_init;
- code_t*cls_static_init;
+
+ classstate_t*cls;
+ methodstate_t*method;
- /* method data */
- memberinfo_t*minfo;
- abc_method_t*m;
-
dict_t*vars;
- char late_binding;
} state_t;
typedef struct _global {
+ abc_file_t*file;
+ abc_script_t*init;
+
int variable_count;
} global_t;
DECLARE_LIST(state);
-#define MULTINAME(m,x) multiname_t m;namespace_t m##_ns;registry_fill_multiname(&m, &m##_ns, x);
+#define MULTINAME(m,x) \
+ multiname_t m;\
+ namespace_t m##_ns;\
+ registry_fill_multiname(&m, &m##_ns, x);
+
+#define MEMBER_MULTINAME(m,f) \
+ multiname_t m;\
+ namespace_t m##_ns;\
+ if(f) { \
+ m##_ns.access = flags2access(f->flags); \
+ m##_ns.name = ""; \
+ m.type = QNAME; \
+ m.ns = &m##_ns; \
+ m.namespace_set = 0; \
+ m.name = f->name; \
+ } else { \
+ m.type = MULTINAME; \
+ m.ns =0; \
+ m.namespace_set = &nopackage_namespace_set; \
+ m.name = f->name; \
+ }
/* warning: list length of namespace set is undefined */
#define MULTINAME_LATE(m, access, package) \
state_stack = sl;
state = s;
state->level++;
+ state->has_own_imports = 0;
state->vars = dict_new();
- state->initcode = 0;
- state->has_own_imports = 0;
}
static void state_has_imports()
{
state_stack = state_stack->next;
free(old);
state = state_stack->state;
- /*if(state->initcode) {
+ /*if(state->method->initcode) {
printf("residual initcode\n");
- code_dump(state->initcode, 0, 0, "", stdout);
+ code_dump(state->method->initcode, 0, 0, "", stdout);
}*/
if(oldstate->has_own_imports) {
list_free(oldstate->wildcard_imports);
dict_destroy(oldstate->imports);oldstate->imports=0;
}
- state->initcode = code_append(state->initcode, oldstate->initcode);
+ if(state->method)
+ state->method->initcode =
+ code_append(state->method->initcode,
+ oldstate->method->initcode);
}
void initialize_state()
{
init_globals();
new_state();
- state->file = abc_file_new();
- state->file->flags &= ~ABCFILE_LAZY;
+ global->file = abc_file_new();
+ global->file->flags &= ~ABCFILE_LAZY;
- state->init = abc_initscript(state->file, 0);
- code_t*c = state->init->method->body->code;
+ global->init = abc_initscript(global->file, 0);
+ code_t*c = global->init->method->body->code;
c = abc_getlocal_0(c);
c = abc_pushscope(c);
c = abc_pushstring(c, "[entering global init function]");
c = abc_callpropvoid(c, "[package]::trace", 1);
- state->init->method->body->code = c;
+ global->init->method->body->code = c;
}
void* finalize_state()
{
if(state->level!=1) {
syntaxerror("unexpected end of file");
}
- abc_method_body_t*m = state->init->method->body;
+ abc_method_body_t*m = global->init->method->body;
//__ popscope(m);
__ findpropstrict(m, "[package]::trace");
__ pushstring(m, "[leaving global init function]");
__ callpropvoid(m, "[package]::trace", 1);
__ returnvoid(m);
- return state->file;
+ return global->file;
}
syntaxerror("inner classes now allowed");
}
new_state();
+ state->cls = rfx_calloc(sizeof(classstate_t));
token_list_t*t=0;
classinfo_list_t*mlist=0;
syntaxerror("Package \"%s\" already contains a class called \"%s\"", package, classname);
}
+
/* build info struct */
int num_interfaces = (list_length(implements));
- state->clsinfo = classinfo_register(access, package, classname, num_interfaces);
- state->clsinfo->superclass = extends;
+ state->cls->info = classinfo_register(access, package, classname, num_interfaces);
+ state->cls->info->superclass = extends?extends:TYPE_OBJECT;
int pos = 0;
classinfo_list_t*l = implements;
for(l=implements;l;l=l->next) {
- state->clsinfo->interfaces[pos++] = l->classinfo;
+ state->cls->info->interfaces[pos++] = l->classinfo;
}
-
- MULTINAME(classname2,state->clsinfo);
multiname_t*extends2 = sig2mname(extends);
+ MULTINAME(classname2,state->cls->info);
+
/*if(extends) {
state->cls_init = abc_getlocal_0(state->cls_init);
state->cls_init = abc_constructsuper(state->cls_init, 0);
}*/
- state->cls = abc_class_new(state->file, &classname2, extends2);
- if(flags&FLAG_FINAL) abc_class_final(state->cls);
- if(flags&FLAG_DYNAMIC) abc_class_sealed(state->cls);
- if(interface) abc_class_interface(state->cls);
+ state->cls->abc = abc_class_new(global->file, &classname2, extends2);
+ if(flags&FLAG_FINAL) abc_class_final(state->cls->abc);
+ if(flags&FLAG_DYNAMIC) abc_class_sealed(state->cls->abc);
+ if(interface) abc_class_interface(state->cls->abc);
for(mlist=implements;mlist;mlist=mlist->next) {
MULTINAME(m, mlist->classinfo);
- abc_class_add_interface(state->cls, &m);
+ abc_class_add_interface(state->cls->abc, &m);
}
/* now write the construction code for this class */
- int slotindex = abc_initscript_addClassTrait(state->init, &classname2, state->cls);
+ int slotindex = abc_initscript_addClassTrait(global->init, &classname2, state->cls->abc);
- abc_method_body_t*m = state->init->method->body;
+ abc_method_body_t*m = global->init->method->body;
__ getglobalscope(m);
classinfo_t*s = extends;
__ getlocal_0(m);
__ pushscope(m);count++;
}
- __ newclass(m,state->cls);
+ __ newclass(m,state->cls->abc);
while(count--) {
__ popscope(m);
}
static void endclass()
{
- if(state->cls_init) {
- if(!state->cls->constructor) {
- abc_method_t*m = abc_class_constructor(state->cls, 0);
- m->body->code = code_append(m->body->code, state->cls_init);
+ if(state->cls->init) {
+ if(!state->cls->abc->constructor) {
+ abc_method_t*m = abc_class_constructor(state->cls->abc, 0);
+ m->body->code = code_append(m->body->code, state->cls->init);
m->body->code = abc_returnvoid(m->body->code);
} else {
- code_t*c = state->cls->constructor->body->code;
- c = code_append(state->cls_init, c);
- state->cls->constructor->body->code = c;
+ code_t*c = state->cls->abc->constructor->body->code;
+ c = code_append(state->cls->init, c);
+ state->cls->abc->constructor->body->code = c;
}
}
- if(state->cls_static_init) {
- if(!state->cls->static_constructor) {
- abc_method_t*m = abc_class_staticconstructor(state->cls, 0);
- m->body->code = code_append(m->body->code, state->cls_static_init);
+ if(state->cls->static_init) {
+ if(!state->cls->abc->static_constructor) {
+ abc_method_t*m = abc_class_staticconstructor(state->cls->abc, 0);
+ m->body->code = code_append(m->body->code, state->cls->static_init);
m->body->code = abc_returnvoid(m->body->code);
} else {
- state->cls->static_constructor->body->code =
- code_append(state->cls_static_init, state->cls->static_constructor->body->code);
+ state->cls->abc->static_constructor->body->code =
+ code_append(state->cls->static_init, state->cls->abc->static_constructor->body->code);
}
}
{
state_list_t* s = state_stack;
while(s) {
- variable_t*v = dict_lookup(s->state->vars, name);
+ variable_t*v = 0;
+ if(s->state->method)
+ v = dict_lookup(s->state->vars, name);
if(v) {
if(m) {
*m = v->type;
{
int i = find_variable(TEMPVARNAME, 0);
if(i<0) {
- return new_variable(TEMPVARNAME, 0);
- } else {
- return i;
+ i = new_variable(TEMPVARNAME, 0);
}
+ return i;
}
code_t* killvars(code_t*c)
{
memberinfo_t*minfo = 0;
if(getset != KW_GET && getset != KW_SET) {
- if(registry_findmember(state->clsinfo, name)) {
+ if(registry_findmember(state->cls->info, name)) {
syntaxerror("class already contains a member/method called '%s'", name);
}
- minfo = memberinfo_register(state->clsinfo, name, MEMBER_METHOD);
+ minfo = memberinfo_register(state->cls->info, name, MEMBER_METHOD);
minfo->return_type = return_type;
// getslot on a member slot only returns "undefined", so no need
// to actually store these
- //state->minfo->slot = state->m->method->trait->slot_id;
+ //state->minfo->slot = state->method->abc->method->trait->slot_id;
} else {
int gs = getset==KW_GET?MEMBER_GET:MEMBER_SET;
classinfo_t*type=0;
type = return_type;
else if(params->list)
type = params->list->param->type;
- if((minfo=registry_findmember(state->clsinfo, name))) {
+ if((minfo=registry_findmember(state->cls->info, name))) {
if(minfo->kind & ~(MEMBER_GET|MEMBER_SET))
syntaxerror("class already contains a member or method called '%s'", name);
if(minfo->kind & gs)
if(type && minfo->type != type)
syntaxerror("different type in getter and setter");
} else {
- minfo = memberinfo_register(state->clsinfo, name, gs);
+ minfo = memberinfo_register(state->cls->info, name, gs);
minfo->type = type;
}
/* can't assign a slot as getter and setter might have different slots */
static void startfunction(token_t*ns, int flags, enum yytokentype getset, char*name,
params_t*params, classinfo_t*return_type)
{
- token_list_t*t;
+ if(state->method) {
+ syntaxerror("not able to start another method scope");
+ }
new_state();
+ state->method = rfx_calloc(sizeof(methodstate_t));
+ state->method->initcode = 0;
+ state->method->is_constructor = !strcmp(state->cls->info->name,name);
+ state->method->has_super = 0;
+
global->variable_count = 0;
- state->function = name;
-
- if(state->m) {
- syntaxerror("not able to start another method scope");
+
+ /* state->vars is initialized by state_new */
+ if(new_variable((flags&FLAG_STATIC)?"class":"this", state->cls->info)!=0) syntaxerror("Internal error");
+ param_list_t*p=0;
+ for(p=params->list;p;p=p->next) {
+ new_variable(p->param->name, p->param->type);
}
+ if(state->method->is_constructor)
+ name = "__as3_constructor__";
+ state->method->info = registerfunction(getset, flags, name, params, return_type, 0);
+}
+static void endfunction(token_t*ns, int flags, enum yytokentype getset, char*name,
+ params_t*params, classinfo_t*return_type, code_t*body)
+{
namespace_t mname_ns = {flags2access(flags), ""};
multiname_t mname = {QNAME, &mname_ns, 0, name};
+ abc_method_t*f = 0;
+
multiname_t*type2 = sig2mname(return_type);
int slot = 0;
- if(!strcmp(state->clsinfo->name,name)) {
- state->m = abc_class_constructor(state->cls, type2);
- name = "__as3_constructor__";
+ if(state->method->is_constructor) {
+ f = abc_class_constructor(state->cls->abc, type2);
} else {
if(flags&FLAG_STATIC)
- state->m = abc_class_staticmethod(state->cls, type2, &mname);
+ f = abc_class_staticmethod(state->cls->abc, type2, &mname);
else
- state->m = abc_class_method(state->cls, type2, &mname);
- slot = state->m->trait->slot_id;
+ f = abc_class_method(state->cls->abc, type2, &mname);
+ slot = f->trait->slot_id;
}
- state->minfo = registerfunction(getset, flags, name, params, return_type, slot);
+ //flash doesn't seem to allow us to access function slots
+ //state->method->info->slot = slot;
- if(getset == KW_GET) state->m->trait->kind = TRAIT_GETTER;
- if(getset == KW_SET) state->m->trait->kind = TRAIT_SETTER;
- if(params->varargs) state->m->flags |= METHOD_NEED_REST;
+ if(getset == KW_GET) f->trait->kind = TRAIT_GETTER;
+ if(getset == KW_SET) f->trait->kind = TRAIT_SETTER;
+ if(params->varargs) f->flags |= METHOD_NEED_REST;
char opt=0;
param_list_t*p=0;
break; //varargs: omit last parameter in function signature
}
multiname_t*m = sig2mname(p->param->type);
- list_append(state->m->parameters, m);
+ list_append(f->parameters, m);
if(p->param->value) {
check_constant_against_type(p->param->type, p->param->value);
- opt=1;list_append(state->m->optional_parameters, p->param->value);
+ opt=1;list_append(f->optional_parameters, p->param->value);
} else if(opt) {
syntaxerror("non-optional parameter not allowed after optional parameters");
}
}
-
- /* state->vars is initialized by state_new */
- if(new_variable((flags&FLAG_STATIC)?"class":"this", state->clsinfo)!=0) syntaxerror("Internal error");
-
- for(p=params->list;p;p=p->next) {
- new_variable(p->param->name, p->param->type);
- }
-}
-static void endfunction(code_t*body)
-{
+ f->body->code = body;
- if(!(state->cls->flags & CLASS_INTERFACE)) {
- code_t*c = 0;
- if(state->late_binding) {
- c = abc_getlocal_0(c);
- c = abc_pushscope(c);
- }
- c = code_append(c, state->initcode);
- c = code_append(c, body);
-
- /* append return if necessary */
- if(!c || c->opcode != OPCODE_RETURNVOID &&
- c->opcode != OPCODE_RETURNVALUE) {
- c = abc_returnvoid(c);
- }
- if(state->m->body->code) syntaxerror("internal error");
- state->m->body->code = c;
- }
old_state();
}
/* if this is a typed variable:
push default value for type on stack */
if($3) {
- state->initcode = defaultvalue(state->initcode, $3);
- state->initcode = abc_setlocal(state->initcode, index);
+ state->method->initcode = defaultvalue(state->method->initcode, $3);
+ state->method->initcode = abc_setlocal(state->method->initcode, index);
}
} else {
if($4.c->prev || $4.c->opcode != OPCODE_PUSHUNDEFINED) {
/* that's the default for a local register, anyway
else {
- state->initcode = abc_pushundefined(state->initcode);
- state->initcode = abc_setlocal(state->initcode, index);
+ state->method->initcode = abc_pushundefined(state->method->initcode);
+ state->method->initcode = abc_setlocal(state->method->initcode, index);
}*/
//printf("variable %s -> %d (%s)\n", $2->text, index, $4.t?$4.t->name:"");
}
//MAYBEELSE: ';' "else" CODEBLOCK {$$=$3;}
IF : "if" '(' {new_state();} EXPRESSION ')' CODEBLOCK MAYBEELSE {
- $$ = state->initcode;state->initcode=0;
+ $$ = state->method->initcode;state->method->initcode=0;
$$ = code_append($$, $4.c);
code_t*myjmp,*myif = $$ = abc_iffalse($$, 0);
FOR_INIT : VOIDEXPRESSION
FOR : "for" '(' {new_state();} FOR_INIT ';' EXPRESSION ';' VOIDEXPRESSION ')' CODEBLOCK {
- $$ = state->initcode;state->initcode=0;
+ $$ = state->method->initcode;state->method->initcode=0;
$$ = code_append($$, $4);
code_t*loopstart = $$ = abc_label($$);
}
WHILE : "while" '(' {new_state();} EXPRESSION ')' CODEBLOCK {
- $$ = state->initcode;state->initcode=0;
+ $$ = state->method->initcode;state->method->initcode=0;
code_t*myjmp = $$ = abc_jump($$, 0);
code_t*loopstart = $$ = abc_label($$);
syntaxerror("invalid method modifiers: interface methods always need to be public");
}
startfunction(0,$1,$3,$4,&$6,$8);
- endfunction(0);
+ endfunction(0,$1,$3,$4,&$6,$8, 0);
}
/* ------------ classes and interfaces (body, slots ) ------- */
SLOT_DECLARATION: MAYBE_MODIFIERS VARCONST T_IDENTIFIER MAYBETYPE MAYBEEXPRESSION {
int flags = $1;
- memberinfo_t* info = memberinfo_register(state->clsinfo, $3, MEMBER_SLOT);
+ memberinfo_t* info = memberinfo_register(state->cls->info, $3, MEMBER_SLOT);
info->type = $4;
info->flags = flags;
trait_t*t=0;
if(!(flags&FLAG_STATIC)) {
if($4) {
MULTINAME(m, $4);
- t=abc_class_slot(state->cls, &mname, &m);
+ t=abc_class_slot(state->cls->abc, &mname, &m);
} else {
- t=abc_class_slot(state->cls, &mname, 0);
+ t=abc_class_slot(state->cls->abc, &mname, 0);
}
info->slot = t->slot_id;
} else {
if($4) {
MULTINAME(m, $4);
- t=abc_class_staticslot(state->cls, &mname, &m);
+ t=abc_class_staticslot(state->cls->abc, &mname, &m);
} else {
- t=abc_class_staticslot(state->cls, &mname, 0);
+ t=abc_class_staticslot(state->cls->abc, &mname, 0);
}
info->slot = t->slot_id;
}
c = converttype(c, $5.t, $4);
c = abc_setslot(c, t->slot_id);
if(!(flags&FLAG_STATIC))
- state->cls_init = code_append(state->cls_init, c);
+ state->cls->init = code_append(state->cls->init, c);
else
- state->cls_static_init = code_append(state->cls_static_init, c);
+ state->cls->static_init = code_append(state->cls->static_init, c);
}
if($2==KW_CONST) {
t->kind= TRAIT_CONST;
STATICCONSTANT : T_FLOAT {$$ = constant_new_float($1);}
STATICCONSTANT : T_STRING {$$ = constant_new_string2($1.str,$1.len);}
//STATICCONSTANT : T_NAMESPACE {$$ = constant_new_namespace($1);}
-STATICCONSTANT : KW_TRUE {$$ = constant_new_true($1);}
-STATICCONSTANT : KW_FALSE {$$ = constant_new_false($1);}
-STATICCONSTANT : KW_NULL {$$ = constant_new_null($1);}
+STATICCONSTANT : "true" {$$ = constant_new_true($1);}
+STATICCONSTANT : "false" {$$ = constant_new_false($1);}
+STATICCONSTANT : "null" {$$ = constant_new_null($1);}
/* ------------ classes and interfaces (body, functions) ------- */
FUNCTION_DECLARATION: MAYBE_MODIFIERS "function" GETSET T_IDENTIFIER '(' MAYBE_PARAM_LIST ')'
MAYBETYPE '{' {startfunction(0,$1,$3,$4,&$6,$8)} MAYBECODE '}'
{
- if(!state->m) syntaxerror("internal error: undefined function");
- endfunction($11);
+ code_t*c = 0;
+ if(state->method->late_binding) {
+ c = abc_getlocal_0(c);
+ c = abc_pushscope(c);
+ }
+ if(state->method->is_constructor && !state->method->has_super) {
+ // generate default constructor
+ c = abc_getlocal_0(c);
+ c = abc_constructsuper(c, 0);
+ }
+
+ c = code_append(c, state->method->initcode);
+ c = code_append(c, $11);
+
+ /* append return if necessary */
+ if(!c || c->opcode != OPCODE_RETURNVOID &&
+ c->opcode != OPCODE_RETURNVALUE) {
+ c = abc_returnvoid(c);
+ }
+ endfunction(0,$1,$3,$4,&$6,$8,c);
}
/* ------------- package + class ids --------------- */
TYPE : QNAME {$$=$1;}
| '*' {$$=registry_getanytype();}
+ /*
| "String" {$$=registry_getstringclass();}
| "int" {$$=registry_getintclass();}
| "uint" {$$=registry_getuintclass();}
| "Boolean" {$$=registry_getbooleanclass();}
| "Number" {$$=registry_getnumberclass();}
+ */
MAYBETYPE: ':' TYPE {$$=$2;}
MAYBETYPE: {$$=0;}
$$.c = abc_callproperty2($$.c, name, len);
} else if($$.c->opcode == OPCODE_GETSLOT) {
int slot = (int)(ptroff_t)$$.c->data[0];
- trait_t*t = abc_class_find_slotid(state->cls,slot);//FIXME
+ trait_t*t = abc_class_find_slotid(state->cls->abc,slot);//FIXME
if(t->kind!=TRAIT_METHOD) {
//flash allows to assign closures to members.
//syntaxerror("not a function");
$$.c = code_append($$.c, paramcode);
//$$.c = abc_callmethod($$.c, t->method, len); //#1051 illegal early access binding
$$.c = abc_callproperty2($$.c, name, len);
+ } else if($$.c->opcode == OPCODE_GETSUPER) {
+ name = multiname_clone($$.c->data[0]);
+ $$.c = code_cutlast($$.c);
+ $$.c = code_append($$.c, paramcode);
+ $$.c = abc_callsuper2($$.c, name, len);
} else {
$$.c = abc_getlocal_0($$.c);
$$.c = code_append($$.c, paramcode);
memberinfo_t*f = 0;
- if(TYPE_IS_FUNCTION($1.t) &&
- (f = registry_findmember($1.t, "call"))) {
- $$.t = f->return_type;
+ if(TYPE_IS_FUNCTION($1.t) && $1.t->function) {
+ $$.t = $1.t->function->return_type;
} else {
$$.c = abc_coerce_a($$.c);
$$.t = TYPE_ANY;
}
}
+FUNCTIONCALL : "super" '(' MAYBE_EXPRESSION_LIST ')' {
+ if(!state->cls) syntaxerror("super() not allowed outside of a class");
+ if(!state->method) syntaxerror("super() not allowed outside of a function");
+ if(!state->method->is_constructor) syntaxerror("super() not allowed outside of a constructor");
+
+ $$.c = code_new();
+ $$.c = abc_getlocal_0($$.c);
+ typedcode_list_t*l = 0;
+ int len = 0;
+ for(l=$3;l;l=l->next) {
+ $$.c = code_append($$.c, l->typedcode->c);len++;
+ }
+ /*
+ this is dependent on the control path, check this somewhere else
+ if(state->method->has_super)
+ syntaxerror("constructor may call super() only once");
+ */
+ state->method->has_super = 1;
+ $$.c = abc_constructsuper($$.c, len);
+ $$.c = abc_pushundefined($$.c);
+ $$.t = TYPE_ANY;
+}
DELETE: "delete" E {
$$.c = $2.c;
$$.c->opcode = OPCODE_DELETEPROPERTY;
} else if($$.c->opcode == OPCODE_GETSLOT) {
int slot = (int)(ptroff_t)$$.c->data[0];
- multiname_t*name = abc_class_find_slotid(state->cls,slot)->name;
+ multiname_t*name = abc_class_find_slotid(state->cls->abc,slot)->name;
$$.c = code_cutlast($$.c);
$$.c = abc_deleteproperty2($$.c, name);
} else {
$$.c = code_append($$.c,$3.c);
$$.t = $3.t;
}
-VOIDEXPRESSION : EXPRESSION %prec below_minus {$$=cut_last_push($1.c);}
+VOIDEXPRESSION : EXPRESSION %prec below_minus {
+ $$=cut_last_push($1.c);
+}
// ----------------------- expression evaluation -------------------------------------
CONSTANT : T_STRING {$$.c = abc_pushstring2(0, &$1);
$$.t = TYPE_STRING;
}
-CONSTANT : KW_TRUE {$$.c = abc_pushtrue(0);
+CONSTANT : "undefined" {$$.c = abc_pushundefined(0);
+ $$.t = TYPE_ANY;
+ }
+CONSTANT : "true" {$$.c = abc_pushtrue(0);
$$.t = TYPE_BOOLEAN;
}
-CONSTANT : KW_FALSE {$$.c = abc_pushfalse(0);
+CONSTANT : "false" {$$.c = abc_pushfalse(0);
$$.t = TYPE_BOOLEAN;
}
-CONSTANT : KW_NULL {$$.c = abc_pushnull(0);
+CONSTANT : "null" {$$.c = abc_pushnull(0);
$$.t = TYPE_NULL;
}
}
E : E "===" E {$$.c = code_append($1.c,$3.c);$$.c = abc_strictequals($$.c);
$$.t = TYPE_BOOLEAN;
+ }
+E : E "!==" E {$$.c = code_append($1.c,$3.c);$$.c = abc_strictequals($$.c);$$.c = abc_not($$.c);
+ $$.t = TYPE_BOOLEAN;
}
E : E "!=" E {$$.c = code_append($1.c,$3.c);$$.c = abc_equals($$.c);$$.c = abc_not($$.c);
$$.t = TYPE_BOOLEAN;
$$.t = TYPE_INT;
}
+E : E '^' E {$$.c = code_append($1.c,$3.c);
+ $$.c = abc_bitxor($$.c);
+ $$.t = TYPE_INT;
+ }
+
E : E '|' E {$$.c = code_append($1.c,$3.c);
$$.c = abc_bitor($$.c);
$$.t = TYPE_INT;
$$.t = TYPE_NUMBER;
}
}
+E : E ">>" E {$$.c = code_append($1.c,$3.c);
+ $$.c = abc_rshift($$.c);
+ $$.t = TYPE_INT;
+ }
+E : E ">>>" E {$$.c = code_append($1.c,$3.c);
+ $$.c = abc_urshift($$.c);
+ $$.t = TYPE_INT;
+ }
+E : E "<<" E {$$.c = code_append($1.c,$3.c);
+ $$.c = abc_lshift($$.c);
+ $$.t = TYPE_INT;
+ }
+
E : E '/' E {$$.c = code_append($1.c,$3.c);
$$.c = abc_divide($$.c);
$$.t = TYPE_NUMBER;
}
}
-E : E "as" E
-E : E "is" E
-E : '(' E ')' {$$=$2;}
+E : E "as" E {char use_astype=0; // flash player's astype works differently than astypelate
+ if(use_astype && TYPE_IS_CLASS($3.t)) {
+ MULTINAME(m,$3.t->cls);
+ $$.c = abc_astype2($1.c, &m);
+ $$.t = $3.t->cls;
+ } else {
+ $$.c = code_append($1.c, $3.c);
+ $$.c = abc_astypelate($$.c);
+ $$.t = TYPE_ANY;
+ }
+ }
+
+E : E "is" E {$$.c = code_append($1.c, $3.c);
+ $$.c = abc_istypelate($$.c);
+ $$.t = TYPE_BOOLEAN;
+ }
+
+E : "typeof" '(' E ')' {
+ $$.c = $3.c;
+ $$.c = abc_typeof($$.c);
+ $$.t = TYPE_STRING;
+ }
+
+E : "void" E {
+ $$.c = cut_last_push($2.c);
+ $$.c = abc_pushundefined($$.c);
+ $$.t = TYPE_ANY;
+ }
+
+E : "void" { $$.c = abc_pushundefined(0);
+ $$.t = TYPE_ANY;
+ }
+
+E : '(' EXPRESSION ')' {$$=$2;} //allow commas in here, too
+
E : '-' E {
$$=$2;
if(IS_INT($2)) {
$$.c = toreadwrite($1.c, c, 0, 0);
$$.t = $1.t;
}
+
E : E "%=" E {
code_t*c = abc_modulo($3.c);
c=converttype(c, join_types($1.t, $3.t, '%'), $1.t);
$$.t = $1.t;
}
+E : E '?' E ':' E %prec below_assignment {
+ $$.c = $1.c;
+ code_t*j1 = $$.c = abc_iffalse($$.c, 0);
+ $$.c = code_append($$.c, $3.c);
+ code_t*j2 = $$.c = abc_jump($$.c, 0);
+ $$.c = j1->branch = abc_label($$.c);
+ $$.c = code_append($$.c, $5.c);
+ $$.c = j2->branch = abc_label($$.c);
+ $$.t = join_types($3.t,$5.t,'?');
+ }
+
// TODO: use inclocal where appropriate
E : E "++" { code_t*c = 0;
classinfo_t*type = $1.t;
$$.t = $2.t;
}
+E : "super" '.' T_IDENTIFIER
+ { if(!state->cls->info)
+ syntaxerror("super keyword not allowed outside a class");
+ classinfo_t*t = state->cls->info->superclass;
+ if(!t) t = TYPE_OBJECT;
+
+ memberinfo_t*f = registry_findmember(t, $3);
+ namespace_t ns = {flags2access(f->flags), ""};
+ MEMBER_MULTINAME(m, f);
+ $$.c = 0;
+ $$.c = abc_getlocal_0($$.c);
+ $$.c = abc_getsuper2($$.c, &m);
+ $$.t = memberinfo_gettype(f);
+ }
+
E : E '.' T_IDENTIFIER
{$$.c = $1.c;
classinfo_t*t = $1.t;
char is_static = 0;
- if(TYPE_IS_CLASS(t)) {
- memberinfo_t*m = registry_findmember($1.t, "prototype");
- if(!m) syntaxerror("identifier '%s' not found in anonymous class", $3);
- t = m->type;
+ if(TYPE_IS_CLASS(t) && t->cls) {
+ t = t->cls;
is_static = 1;
}
if(t) {
char noslot = 0;
if(f && !is_static != !(f->flags&FLAG_STATIC))
noslot=1;
-
if(f && f->slot && !noslot) {
$$.c = abc_getslot($$.c, f->slot);
} else {
- if(f) {
- namespace_t ns = {flags2access(f->flags), ""}; // needs to be "", not $$.t->package (!)
- multiname_t m = {QNAME, &ns, 0, $3};
- $$.c = abc_getproperty2($$.c, &m);
- } else {
- multiname_t m = {MULTINAME, 0, &nopackage_namespace_set, $3};
- $$.c = abc_getproperty2($$.c, &m);
- }
+ MEMBER_MULTINAME(m, f);
+ $$.c = abc_getproperty2($$.c, &m);
}
/* determine type */
- if(f) {
- if(f->kind == MEMBER_METHOD) {
- $$.t = TYPE_FUNCTION(f);
- } else {
- $$.t = f->type;
- }
- } else {
+ $$.t = memberinfo_gettype(f);
+ if(!$$.t)
$$.c = abc_coerce_a($$.c);
- $$.t = registry_getanytype();
- }
} else {
/* when resolving a property on an unknown type, we do know the
name of the property (and don't seem to need the package), but
- we do need to make avm2 try out all access modes */
+ we need to make avm2 try out all access modes */
multiname_t m = {MULTINAME, 0, &nopackage_namespace_set, $3};
$$.c = abc_getproperty2($$.c, &m);
$$.c = abc_coerce_a($$.c);
$$.c = abc_getlocal($$.c, i);
/* look at current class' members */
- } else if((f = registry_findmember(state->clsinfo, $1))) {
+ } else if((f = registry_findmember(state->cls->info, $1))) {
// $1 is a function in this class
int var_is_static = (f->flags&FLAG_STATIC);
- int i_am_static = (state->minfo?(state->minfo->flags&FLAG_STATIC):FLAG_STATIC);
+ int i_am_static = ((state->method && state->method->info)?(state->method->info->flags&FLAG_STATIC):FLAG_STATIC);
if(var_is_static != i_am_static) {
/* there doesn't seem to be any "static" way to access
static properties of a class */
- state->late_binding = 1;
+ state->method->late_binding = 1;
$$.t = f->type;
namespace_t ns = {flags2access(f->flags), ""};
multiname_t m = {QNAME, &ns, 0, $1};
/* unknown object, let the avm2 resolve it */
} else {
if(strcmp($1,"trace"))
- warning("Couldn't resolve %s, doing late binding", $1);
- state->late_binding = 1;
+ warning("Couldn't resolve '%s', doing late binding", $1);
+ state->method->late_binding = 1;
multiname_t m = {MULTINAME, 0, &nopackage_namespace_set, $1};
git.asbjorn.biz / swftools.git / blobdiff