%token_prefix PSI_T_
%token_type {PSI_Token *}
%token_destructor {free($$);}
+%default_destructor {(void)P;}
%extra_argument {PSI_Parser *P}
/* TOKEN is defined inside syntax_error */
%syntax_error {
- PSI_ParserSyntaxError(P, P->fn, P->line, "Unexpected token '%s'.\n", TOKEN->text);
+ PSI_ParserSyntaxError(P, P->fn, P->line, "Unexpected token '%s'", TOKEN->text);
}
file ::= blocks.
block ::= LIB(T) QUOTED_STRING(libname) EOS. {
if (P->lib) {
- PSI_ParserSyntaxError(P, P->fn, T->line, "Extra 'lib %s' statement has no effect.\n", libname->text);
+ PSI_ParserSyntaxError(P, P->fn, T->line, "Extra 'lib %s' statement has no effect", libname->text);
} else {
P->lib = strndup(libname->text + 1, libname->size - 2);
}
}
block ::= decl_typedef(def). {
P->defs = add_decl_typedef(P->defs, def);
+ if (def->type->strct) {
+ P->structs = add_decl_struct(P->structs, def->type->strct);
+ }
+}
+block ::= constant(constant). {
+ P->consts = add_constant(P->consts, constant);
+}
+block ::= decl_struct(strct). {
+ P->structs = add_decl_struct(P->structs, strct);
+}
+
+%type decl_struct {decl_struct*}
+decl_struct(strct) ::= STRUCT NAME(N) LBRACE struct_args(args) RBRACE. {
+ strct = init_decl_struct(N->text, args);
+}
+
+%type const_type {const_type*}
+const_type(type_) ::= BOOL(T). {
+ type_ = init_const_type(T->type, T->text);
+ free(T);
+}
+const_type(type_) ::= INT(T). {
+ type_ = init_const_type(T->type, T->text);
+ free(T);
+}
+const_type(type_) ::= FLOAT(T). {
+ type_ = init_const_type(T->type, T->text);
+ free(T);
+}
+const_type(type_) ::= STRING(T). {
+ type_ = init_const_type(T->type, T->text);
+ free(T);
+}
+%type constant {constant*}
+constant(constant) ::= CONST const_type(type) NSNAME(T) EQUALS impl_def_val(val) EOS. {
+ constant = init_constant(type, T->text, val);
+ free(T);
}
%type decl_typedef {decl_typedef*}
-decl_typedef(def) ::= TYPEDEF NAME(ALIAS) decl_type(type) EOS. {
+decl_typedef(def) ::= TYPEDEF decl_type(type) NAME(ALIAS) EOS. {
def = init_decl_typedef(ALIAS->text, type);
free(ALIAS);
}
+decl_typedef(def) ::= TYPEDEF STRUCT(S) NAME(N) NAME(ALIAS) EOS. {
+ def = init_decl_typedef(ALIAS->text, init_decl_type(S->type, N->text));
+ free(ALIAS);
+ free(S);
+ free(N);
+}
+decl_typedef(def) ::= TYPEDEF decl_struct(s) NAME(ALIAS) EOS. {
+ def = init_decl_typedef(ALIAS->text, init_decl_type(PSI_T_STRUCT, s->name));
+ def->type->strct = s;
+ free(ALIAS);
+}
%type decl {decl*}
decl(decl) ::= decl_abi(abi) decl_arg(func) LPAREN decl_args(args) RPAREN EOS. {
%type decl_abi {decl_abi*}
decl_abi(abi) ::= NAME(T). {
abi = init_decl_abi(T->text);
+ free(T);
}
%type decl_var {decl_var*}
decl_var(var) ::= NAME(T). {
- var = init_decl_var(T->text, 0);
+ var = init_decl_var(T->text, 0, 0);
free(T);
}
decl_var(var) ::= pointers(p) NAME(T). {
- var = init_decl_var(T->text, p);
+ var = init_decl_var(T->text, p, 0);
+ free(T);
+}
+decl_var(var) ::= NAME(T) LBRACKET NUMBER(D) RBRACKET. {
+ var = init_decl_var(T->text, 1, atol(D->text));
+ free(T);
+ free(D);
+}
+decl_var(var) ::= pointers(p) NAME(T) LBRACKET NUMBER(D) RBRACKET. {
+ var = init_decl_var(T->text, p+1, atol(D->text));
free(T);
+ free(D);
}
%type decl_vars {decl_vars*}
decl_args(args) ::= decl_args(args_) COMMA decl_arg(arg). {
args = add_decl_arg(args_, arg);
}
+%type struct_args {decl_args*}
+struct_args(args) ::= decl_arg(arg) EOS. {
+ args = init_decl_args(arg);
+}
+struct_args(args) ::= struct_args(args_) decl_arg(arg) EOS. {
+ args = add_decl_arg(args_, arg);
+}
%type decl_type {decl_type*}
decl_type(type_) ::= VOID(T). {
type_ = init_decl_type(T->type, T->text);
free(T);
}
+decl_type(type_) ::= CHAR(T). {
+ type_ = init_decl_type(T->type, T->text);
+ free(T);
+}
+decl_type(type_) ::= SHORT(T). {
+ type_ = init_decl_type(T->type, T->text);
+ free(T);
+}
decl_type(type_) ::= INT(T). {
type_ = init_decl_type(T->type, T->text);
free(T);
}
+decl_type(type_) ::= LONG(T). {
+ type_ = init_decl_type(T->type, T->text);
+ free(T);
+}
decl_type(type_) ::= FLOAT(T). {
type_ = init_decl_type(T->type, T->text);
free(T);
type_ = init_decl_type(T->type, T->text);
free(T);
}
+decl_type(type_) ::= SIZE_T(T). {
+ type_ = init_decl_type(T->type, T->text);
+ free(T);
+}
decl_type(type_) ::= SINT8(T). {
type_ = init_decl_type(T->type, T->text);
free(T);
}
%type impl {impl*}
+%destructor impl {free_impl($$);}
impl(impl) ::= impl_func(func) LBRACE impl_stmts(stmts) RBRACE. {
impl = init_impl(func, stmts);
}
%type impl_func {impl_func*}
-impl_func(func) ::= FUNCTION NSNAME(NAME) LPAREN impl_args(args) RPAREN COLON impl_type(type). {
- func = init_impl_func(NAME->text, args, type);
+impl_func(func) ::= FUNCTION NSNAME(NAME) impl_args(args) COLON impl_type(type). {
+ func = init_impl_func(NAME->text, args, type, 0);
free(NAME);
}
-impl_func(func) ::= FUNCTION NSNAME(NAME) LPAREN RPAREN COLON impl_type(type). {
- func = init_impl_func(NAME->text, NULL, type);
+impl_func(func) ::= FUNCTION REFERENCE NSNAME(NAME) impl_args(args) COLON impl_type(type). {
+ func = init_impl_func(NAME->text, args, type, 1);
free(NAME);
}
%type impl_def_val {impl_def_val*}
impl_def_val(def) ::= NULL(T). {
def = init_impl_def_val(T);
+ free(T);
}
impl_def_val(def) ::= NUMBER(T). {
def = init_impl_def_val(T);
+ free(T);
}
impl_def_val(def) ::= TRUE(T). {
def = init_impl_def_val(T);
+ free(T);
}
impl_def_val(def) ::= FALSE(T). {
def = init_impl_def_val(T);
+ free(T);
}
impl_def_val(def) ::= QUOTED_STRING(T). {
def = init_impl_def_val(T);
+ free(T);
}
%type impl_var {impl_var*}
}
%type impl_args {impl_args*}
-impl_args(args) ::= impl_arg(arg). {
+impl_args(args) ::= LPAREN RPAREN. {
+ args = NULL;
+}
+impl_args(args) ::= LPAREN impl_arg_list(args_) RPAREN. {
+ args = args_;
+}
+%type impl_arg_list {impl_args*}
+impl_arg_list(args) ::= impl_arg(arg). {
args = init_impl_args(arg);
}
-impl_args(args) ::= impl_args(args_) COMMA impl_arg(arg). {
+impl_arg_list(args) ::= impl_arg_list(args_) COMMA impl_arg(arg). {
args = add_impl_arg(args_, arg);
}
%type impl_stmts {impl_stmts*}
+%destructor impl_stmts {free_impl_stmts($$);}
impl_stmts(stmts) ::= impl_stmt(stmt). {
stmts = init_impl_stmts(stmt);
}
}
%type impl_stmt {impl_stmt*}
+%destructor impl_stmt {free_impl_stmt($$);}
impl_stmt(stmt) ::= let_stmt(let). {
stmt = init_impl_stmt(PSI_T_LET, let);
}
impl_stmt(stmt) ::= set_stmt(set). {
stmt = init_impl_stmt(PSI_T_SET, set);
}
-impl_stmt(stmt) ::= ret_stmt(ret). {
- stmt = init_impl_stmt(PSI_T_RET, ret);
+impl_stmt(stmt) ::= return_stmt(ret). {
+ stmt = init_impl_stmt(PSI_T_RETURN, ret);
+}
+impl_stmt(stmt) ::= free_stmt(free). {
+ stmt = init_impl_stmt(PSI_T_FREE, free);
}
%type let_stmt {let_stmt*}
+let_stmt(let) ::= LET decl_var(var) EOS. {
+ let = init_let_stmt(var, NULL);
+}
let_stmt(let) ::= LET decl_var(var) EQUALS let_value(val) EOS. {
let = init_let_stmt(var, val);
}
%type let_value {let_value*}
+let_value(val) ::= CALLOC(F) LPAREN NUMBER(N) COMMA decl_type(t) RPAREN. {
+ val = init_let_value(
+ init_let_func(F->type, F->text,
+ atol(N->text) * psi_t_size(real_decl_type(t)->type)
+ ), NULL, 0
+ );
+ free_decl_type(t);
+ free(F);
+ free(N);
+}
let_value(val) ::= let_func(func) LPAREN impl_var(var) RPAREN. {
val = init_let_value(func, var, 0);
}
+let_value(val) ::= REFERENCE let_func(func) LPAREN impl_var(var) RPAREN. {
+ val = init_let_value(func, var, 1);
+}
let_value(val) ::= REFERENCE NULL. {
val = init_let_value(NULL, NULL, 1);
}
%type let_func {let_func*}
let_func(func) ::= STRLEN(T). {
- func = init_let_func(T->type, T->text);
+ func = init_let_func(T->type, T->text, 0);
free(T);
}
let_func(func) ::= STRVAL(T). {
- func = init_let_func(T->type, T->text);
+ func = init_let_func(T->type, T->text, 0);
free(T);
}
let_func(func) ::= INTVAL(T). {
- func = init_let_func(T->type, T->text);
+ func = init_let_func(T->type, T->text, 0);
free(T);
}
let_func(func) ::= FLOATVAL(T). {
- func = init_let_func(T->type, T->text);
+ func = init_let_func(T->type, T->text, 0);
free(T);
}
let_func(func) ::= BOOLVAL(T). {
- func = init_let_func(T->type, T->text);
+ func = init_let_func(T->type, T->text, 0);
free(T);
}
}
%type set_func {set_func*}
+set_func(func) ::= TO_ARRAY(T). {
+ func = init_set_func(T->type, T->text);
+ free(T);
+}
set_func(func) ::= TO_STRING(T). {
func = init_set_func(T->type, T->text);
free(T);
free(T);
}
-%type ret_stmt {ret_stmt*}
-ret_stmt(ret) ::= RET set_func(func) LPAREN decl_var(var) RPAREN EOS. {
- ret = init_ret_stmt(func, var);
+%type return_stmt {return_stmt*}
+return_stmt(ret) ::= RETURN set_func(func) LPAREN decl_var(var) RPAREN EOS. {
+ ret = init_return_stmt(func, var);
+}
+
+%type free_stmt {free_stmt*}
+free_stmt(free) ::= FREE decl_vars(vars) EOS. {
+ free = init_free_stmt(vars);
}
%type impl_type {impl_type*}
%type pointers {unsigned}
pointers(p) ::= POINTER. {++p;}
-pointers(p) ::= pointers(P) POINTER. {p = ++P;}
+pointers(p) ::= pointers(P) POINTER. {p = P+1;}
projects / m6w6 / ext-psi / blobdiff