X-Git-Url: https://git.m6w6.name/?a=blobdiff_plain;f=src%2Fparser_proc.y.bak;fp=src%2Fparser_proc.y.bak;h=0000000000000000000000000000000000000000;hb=bbc3f77516842b9ffa9ee6737ddce4122dcbd713;hp=20b4e68a9a131eb694329ffe975cac108e30d45c;hpb=ddeb4918bce67ed63c5f4c8c4e250e92ebdef89d;p=m6w6%2Fext-psi

diff --git a/src/parser_proc.y.bak b/src/parser_proc.y.bak
deleted file mode 100644
index 20b4e68..0000000
--- a/src/parser_proc.y.bak
+++ /dev/null
@@ -1,885 +0,0 @@
-%include {
-#include <stddef.h>
-#include <assert.h>
-#include <stdlib.h>
-#include <string.h>
-#include <stdarg.h>
-
-#include "parser.h"
-
-void psi_error(int, const char *, int, const char *, ...);
-}
-
-%name PSI_ParserProc
-%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 {
-	++P->errors;
-	if (TOKEN && TOKEN->type != PSI_T_EOF) {
-		psi_error(PSI_WARNING, TOKEN->file, TOKEN->line, "PSI syntax error: Unexpected token '%s'", TOKEN->text);
-	} else {
-		psi_error(PSI_WARNING, P->psi.file.fn, P->line, "PSI syntax error: Unexpected end of input");
-	}
-}
-
-%nonassoc NAME.
-%left PLUS MINUS.
-%left SLASH ASTERISK.
-%fallback NAME TEMP FREE SET LET RETURN CALLOC CALLBACK ZVAL LIB STRING.
-
-file ::= blocks.
-
-blocks ::= block.
-blocks ::= blocks block.
-
-block ::= EOF.
-block ::= EOS.
-
-block ::= LIB(T) QUOTED_STRING(libname) EOS. {
-	if (P->psi.file.ln) {
-		P->error(P, T, PSI_WARNING, "Extra 'lib %s' statement has no effect", libname->text);
-	} else {
-		P->psi.file.ln = strndup(libname->text + 1, libname->size - 2);
-	}
-	free(libname);
-	free(T);
-}
-
-block ::= decl(decl). {
-	P->decls = add_decl(P->decls, decl);
-}
-block ::= impl(impl). {
-	P->impls = add_impl(P->impls, impl);
-}
-block ::= decl_typedef(def). {
-	P->defs = add_decl_typedef(P->defs, def);
-	switch (def->type->type) {
-		case PSI_T_STRUCT:
-			if (def->type->real.strct) {
-				P->structs = add_decl_struct(P->structs, def->type->real.strct);
-			}
-			break;
-		case PSI_T_UNION:
-			if (def->type->real.unn) {
-				P->unions = add_decl_union(P->unions, def->type->real.unn);
-			}
-			break;
-		case PSI_T_ENUM:
-			if (def->type->real.enm) {
-				P->enums = add_decl_enum(P->enums, def->type->real.enm);
-			}
-			break;
-	}
-}
-block ::= constant(constant). {
-	P->consts = add_constant(P->consts, constant);
-}
-block ::= decl_struct(strct). {
-	P->structs = add_decl_struct(P->structs, strct);
-}
-block ::= decl_union(u). {
-	P->unions = add_decl_union(P->unions, u);
-}
-block ::= decl_enum(e). {
-	P->enums = add_decl_enum(P->enums, e);
-}
-
-optional_name(n) ::= .{
-	n = NULL;
-}
-optional_name(n) ::= NAME(N). {
-	n = N;
-}
-
-enum_name(n) ::= ENUM(E) optional_name(N). {
-	if (N) {
-		n = N;
-		free(E);
-	} else {
-		char digest[17];
-
-		PSI_TokenHash(E, digest);
-		n = PSI_TokenTranslit(PSI_TokenAppend(E, 1, digest), " ", "@");
-	}
-}
-
-%type decl_enum {decl_enum *}
-%destructor decl_enum {free_decl_enum($$);}
-decl_enum(e) ::= enum_name(N) LBRACE decl_enum_items(list) RBRACE. {
-	e = init_decl_enum(N->text, list);
-	e->token = N;
-}
-
-%type decl_enum_items {decl_enum_items*}
-%destructor decl_enum_items {free_decl_enum_items($$);}
-decl_enum_items(l) ::= decl_enum_item(i). {
-	l = init_decl_enum_items(i);
-}
-decl_enum_items(l) ::= decl_enum_items(l_) COMMA decl_enum_item(i). {
-	l = add_decl_enum_item(l_, i);
-}
-
-%type decl_enum_item {decl_enum_item*}
-%destructor decl_enum_item {free_decl_enum_item($$);}
-decl_enum_item(i) ::= NAME(N) EQUALS num_exp(num). {
-	i = init_decl_enum_item(N->text, num);
-	i->token = N;
-}
-decl_enum_item(i) ::= NAME(N). {
-	i = init_decl_enum_item(N->text, NULL);
-	i->token = N;
-}
-
-union_name(n) ::= UNION(U) optional_name(N). {
-	if (N) {
-		n = N;
-		free(U);
-	} else {
-		char digest[17];
-
-		PSI_TokenHash(U, digest);
-		n = PSI_TokenTranslit(PSI_TokenAppend(U, 1, digest), " ", "@");
-	}
-}
-
-struct_name(n) ::= STRUCT(S) optional_name(N). {
-	if (N) {
-		n = N;
-		free(S);
-	} else {
-		char digest[17];
-
-		PSI_TokenHash(S, digest);
-		n = PSI_TokenTranslit(PSI_TokenAppend(S, 1, digest), " ", "@");
-	}
-}
-
-%type decl_struct_args_block {decl_args*}
-%destructor decl_struct_args_block {free_decl_args($$);}
-decl_struct_args_block(args_) ::= LBRACE struct_args(args) RBRACE. {
-	args_ = args;
-}
-%type decl_struct_args {decl_args*}
-%destructor decl_struct_args {free_decl_args($$);}
-decl_struct_args(args_) ::= decl_struct_args_block(args). {
-	args_ = args;
-}
-decl_struct_args(args_) ::= EOS. {
-	args_ = init_decl_args(NULL);
-}
-
-
-%type decl_struct {decl_struct*}
-%destructor decl_struct {free_decl_struct($$);}
-decl_struct(strct) ::= STRUCT NAME(N) align_and_size(as) decl_struct_args(args). {
-	strct = init_decl_struct(N->text, args);
-	strct->align = as.a;
-	strct->size = as.s;
-	strct->token = N;
-}
-
-%type align_and_size { struct {size_t a; size_t s; } }
-align_and_size(as) ::= . {
-	as.a = 0;
-	as.s = 0;
-}
-align_and_size(as) ::= COLON COLON LPAREN NUMBER(A) COMMA NUMBER(S) RPAREN. {
-	as.a = atol(A->text);
-	as.s = atol(S->text);
-	free(A);
-	free(S);
-}
-
-%type decl_union {decl_union*}
-%destructor decl_union {free_decl_union($$);}
-decl_union(u) ::= UNION NAME(N) align_and_size(as) decl_struct_args(args). {
-	u = init_decl_union(N->text, args);
-	u->align = as.a;
-	u->size = as.s;
-	u->token = N;
-}
-
-%token_class const_type_token BOOL INT FLOAT STRING.
-%type const_type {const_type*}
-%destructor const_type {free_const_type($$);}
-const_type(type_) ::= const_type_token(T). {
-	type_ = init_const_type(T->type, T->text);
-	free(T);
-}
-%type constant {constant*}
-%destructor constant {free_constant($$);}
-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_arg*}
-%destructor decl_typedef {
-	free_decl_arg($$);/*
-	if ($$->type->real.strct) {
-		free_decl_struct($$->type->real.strct);
-	}
-	if ($$->type->real.enm) {
-		free_decl_enum($$->type->real.enm);
-	}
-	if ($$->type->real.func) {
-		free_decl($$->type->real.func);
-	}*/
-}
-decl_typedef(def) ::= TYPEDEF(T) decl_typedef_body(def_) EOS. {
-	def = def_;
-	def->token = T;
-}
-%type decl_typedef_body_ex {decl_arg*}
-%destructor decl_typedef_body_ex {
-	free_decl_arg($$);/*
-	if ($$->type->real.strct) {
-		free_decl_struct($$->type->real.strct);
-	}
-	if ($$->type->real.enm) {
-		free_decl_enum($$->type->real.enm);
-	}
-	if ($$->type->real.unn) {
-		free_decl_union($$->type->real.unn);
-	}
-	if ($$->type->real.func) {
-		free_decl($$->type->real.func);
-	}*/
-}
-decl_typedef_body_ex(def) ::= struct_name(N) align_and_size(as) decl_struct_args_block(args) decl_var(var). {
-	def = init_decl_arg(init_decl_type(PSI_T_STRUCT, N->text), var);
-	def->type->token = PSI_TokenCopy(N);
-	def->type->real.strct = init_decl_struct(N->text, args);
-	def->type->real.strct->token = N;
-	def->type->real.strct->align = as.a;
-	def->type->real.strct->size = as.s;
-}
-decl_typedef_body_ex(def) ::= union_name(N) align_and_size(as) decl_struct_args_block(args) decl_var(var). {
-	def = init_decl_arg(init_decl_type(PSI_T_UNION, N->text), var);
-	def->type->token = PSI_TokenCopy(N);
-	def->type->real.unn = init_decl_union(N->text, args);
-	def->type->real.unn->token = N;
-	def->type->real.unn->align = as.a;
-	def->type->real.unn->size = as.s;
-}
-decl_typedef_body_ex(def) ::= decl_enum(e) NAME(ALIAS). {
-	def = init_decl_arg(init_decl_type(PSI_T_ENUM, e->name), init_decl_var(ALIAS->text, 0, 0));
-	def->var->token = ALIAS;
-	def->type->token = PSI_TokenCopy(e->token);
-	def->type->real.enm = e;
-}
-%type decl_typedef_body {decl_arg*}
-%destructor decl_typedef_body {
-	free_decl_arg($$);/*
-	if ($$->type->real.strct) {
-		free_decl_struct($$->type->real.strct);
-	}
-	if ($$->type->real.enm) {
-		free_decl_enum($$->type->real.enm);
-	}
-	if ($$->type->real.unn) {
-		free_decl_union($$->type->real.unn);
-	}
-	if ($$->type->real.func) {
-		free_decl($$->type->real.func);
-	}*/
-}
-decl_typedef_body(def) ::= decl_typedef_body_ex(def_). {
-	def = def_;
-}
-%type decl_typedef_body_fn_args {decl_args *}
-%destructor decl_typedef_body_fn_args {free_decl_args($$);}
-decl_typedef_body_fn_args(args) ::= LPAREN decl_args(args_) RPAREN. {
-	args = args_;
-}
-decl_typedef_body(def) ::= decl_func(func_) decl_typedef_body_fn_args(args). {
-	def = init_decl_arg(init_decl_type(PSI_T_FUNCTION, func_->var->name), copy_decl_var(func_->var));
-	def->type->token = PSI_TokenCopy(func_->token);
-	def->type->real.func = init_decl(init_decl_abi("default"), func_, args);
-}
-decl_typedef_body(def) ::= decl_arg(arg). {
-	def = arg;
-}
-
-%type decl {decl*}
-%destructor decl {free_decl($$);}
-decl(decl) ::= decl_abi(abi) decl_func(func) LPAREN decl_args(args) RPAREN EOS. {
-	decl = init_decl(abi, func, args);
-}
-
-%type decl_func {decl_arg*}
-%destructor decl_func {free_decl_arg($$);}
-decl_func(func) ::= decl_arg(arg). {
-	func = arg;
-}
-/* special case for void functions */
-decl_func(func) ::= VOID(T) NAME(N). {
-	func = init_decl_arg(
-		init_decl_type(T->type, T->text),
-		init_decl_var(N->text, 0, 0)
-	);
-	func->type->token = T;
-	func->var->token = N;
-	func->token = N;
-}
-decl_typedef_body(def) ::= VOID(T) indirection(decl_i) LPAREN indirection(type_i) NAME(N) RPAREN decl_typedef_body_fn_args(args). {
-	decl_arg *func_ = init_decl_arg(
-		init_decl_type(T->type, T->text),
-		init_decl_var(N->text, decl_i, 0)
-	);
-	func_->type->token = T;
-	func_->var->token = N;
-	func_->token = N;
-
-	def = init_decl_arg(
-		init_decl_type(PSI_T_FUNCTION, func_->var->name),
-		copy_decl_var(func_->var)
-	);
-	def->var->pointer_level = type_i;
-	def->type->token = PSI_TokenCopy(func_->token);
-	def->type->real.func = init_decl(init_decl_abi("default"), func_, args);
-}
-decl_typedef_body(def) ::= CONST VOID(T) pointers(decl_i) LPAREN indirection(type_i) NAME(N) RPAREN decl_typedef_body_fn_args(args). {
-	decl_arg *func_ = init_decl_arg(
-		init_decl_type(T->type, T->text),
-		init_decl_var(N->text, decl_i, 0)
-	);
-	func_->type->token = T;
-	func_->var->token = N;
-	func_->token = N;
-
-	def = init_decl_arg(
-		init_decl_type(PSI_T_FUNCTION, func_->var->name),
-		copy_decl_var(func_->var)
-	);
-	def->var->pointer_level = type_i;
-	def->type->token = PSI_TokenCopy(func_->token);
-	def->type->real.func = init_decl(init_decl_abi("default"), func_, args);
-}
-
-%type decl_abi {decl_abi*}
-%destructor decl_abi {free_decl_abi($$);}
-decl_abi(abi) ::= NAME(T). {
-	abi = init_decl_abi(T->text);
-	abi->token = T;
-}
-
-%type decl_var {decl_var*}
-%destructor decl_var {free_decl_var($$);}
-decl_var(var) ::= indirection(p) NAME(T). {
-	var = init_decl_var(T->text, p, 0);
-	var->token = T;
-}
-decl_var(var) ::= indirection(p) NAME(T) LBRACKET NUMBER(D) RBRACKET. {
-	var = init_decl_var(T->text, p+1, atol(D->text));
-	var->token = T;
-	free(D);
-}
-
-%type decl_vars {decl_vars*}
-%destructor decl_vars {free_decl_vars($$);}
-decl_vars(vars) ::= decl_var(var). {
-	vars = init_decl_vars(var);
-}
-decl_vars(vars) ::= decl_vars(vars_) COMMA decl_var(var). {
-	vars = add_decl_var(vars_, var);
-}
-
-%type decl_arg {decl_arg*}
-%destructor decl_arg {free_decl_arg($$);}
-decl_arg(arg_) ::= const_decl_type(type) decl_var(var). {
-	arg_ = init_decl_arg(type, var);
-}
-decl_typedef_body(def) ::= const_decl_type(type_) indirection(decl_i) LPAREN indirection(type_i) NAME(N) RPAREN decl_typedef_body_fn_args(args). {
-	decl_arg *func_ = init_decl_arg(
-		type_,
-		init_decl_var(N->text, decl_i, 0)
-	);
-	func_->var->token = N;
-	func_->token = N;
-
-	def = init_decl_arg(
-		init_decl_type(PSI_T_FUNCTION, func_->var->name),
-		copy_decl_var(func_->var)
-	);
-	def->var->pointer_level = type_i;
-	def->type->token = PSI_TokenCopy(func_->token);
-	def->type->real.func = init_decl(init_decl_abi("default"), func_, args);
-}
-
-/* void pointers need a specific rule */
-decl_arg(arg_) ::= VOID(T) pointers(p) NAME(N). {
-	arg_ = init_decl_arg(
-		init_decl_type(T->type, T->text),
-		init_decl_var(N->text, p, 0)
-	);
-	arg_->type->token = T;
-	arg_->var->token = N;
-	arg_->token = N;
-}
-decl_arg(arg_) ::= CONST VOID(T) pointers(p) NAME(N). {
-	arg_ = init_decl_arg(
-		init_decl_type(T->type, T->text),
-		init_decl_var(N->text, p, 0)
-	);
-	arg_->type->token = T;
-	arg_->var->token = N;
-	arg_->token = N;
-}
-
-%type decl_args {decl_args*}
-%destructor decl_args {free_decl_args($$);}
-decl_args ::= .
-decl_args ::= VOID.
-decl_args(args) ::= decl_arg(arg). {
-	args = init_decl_args(arg);
-}
-decl_args(args) ::= decl_args(args_) COMMA decl_arg(arg). {
-	args = add_decl_arg(args_, arg);
-}
-decl_args(args) ::= decl_args(args_) COMMA ELLIPSIS. {
-	args = args_;
-	args->varargs = 1;
-}
-%type struct_args {decl_args*}
-%destructor struct_args {free_decl_args($$);}
-struct_args(args) ::= struct_arg(arg). {
-	args = init_decl_args(arg);
-}
-struct_args(args) ::= struct_args(args_) struct_arg(arg). {
-	args = add_decl_arg(args_, arg);
-}
-%type struct_arg {decl_arg*}
-%destructor struct_arg {
-	free_decl_arg($$);
-	/*
-	if ($$->type->real.strct) {
-		free_decl_struct($$->type->real.strct);
-	}
-	if ($$->type->real.enm) {
-		free_decl_enum($$->type->real.enm);
-	}
-	if ($$->type->real.func) {
-		free_decl($$->type->real.func);
-	}*/
-}
-struct_arg(arg_) ::= decl_typedef_body_ex(def) EOS. {
-	arg_ = def;
-	switch (def->type->type) {
-	case PSI_T_STRUCT:
-		if (def->type->real.strct) {
-			P->structs = add_decl_struct(P->structs, def->type->real.strct);
-		}
-		break;
-	case PSI_T_UNION:
-		if (def->type->real.unn) {
-			P->unions = add_decl_union(P->unions, def->type->real.unn);
-		}
-		break;
-	case PSI_T_ENUM:
-		if (def->type->real.enm) {
-			P->enums = add_decl_enum(P->enums, def->type->real.enm);
-		}
-		break;
-	}
-}
-struct_arg(arg) ::= decl_arg(arg_) struct_layout(layout_) EOS. {
-	arg_->layout = layout_;
-	arg = arg_;
-}
-
-%type struct_layout {decl_struct_layout*}
-%destructor struct_layout {free_decl_struct_layout($$);}
-struct_layout(layout) ::= . {
-	layout = NULL;
-}
-struct_layout(layout) ::= COLON COLON LPAREN NUMBER(POS) COMMA NUMBER(SIZ) RPAREN. {
-	layout = init_decl_struct_layout(atol(POS->text), atol(SIZ->text));
-	free(POS);
-	free(SIZ);
-}
-
-/* un/signed, urgh */
-decl_scalar_type(type_) ::= CHAR(C). {
-	type_ = C;
-}
-decl_scalar_type(type_) ::= SHORT(S) decl_scalar_type_short(s). {
-	if (s) {
-		type_ = PSI_TokenCat(2, S, s);
-		free(S);
-		free(s);
-	} else {
-		type_ = S;
-	}
-}
-decl_scalar_type_short(s) ::= . {
-	s = NULL;
-}
-
-decl_scalar_type_short(s) ::= INT(I). {
-	s = I;
-}
-decl_scalar_type(type_) ::= INT(I). {
-	type_ = I;
-}
-decl_scalar_type(type_) ::= LONG(L) decl_scalar_type_long(l). {
-	if (l) {
-		type_ = PSI_TokenCat(2, L, l);
-		free(L);
-		free(l);
-	} else {
-		type_ = L;
-	}
-}
-decl_scalar_type_long(l) ::= . {
-	l = NULL;
-}
-decl_scalar_type_long(l) ::= DOUBLE(D). {
-	l = D;
-}
-decl_scalar_type_long(l) ::= LONG(L) decl_scalar_type_long_long(ll). {
-	if (ll) {
-		l = PSI_TokenCat(2, L, ll);
-		free(L);
-		free(ll);
-	} else {
-		l = L;
-	}
-}
-decl_scalar_type_long_long(ll) ::= . {
-	ll = NULL;
-}
-decl_scalar_type_long_long(ll) ::= INT(I). {
-	ll = I;
-}
-decl_type(type_) ::= UNSIGNED(U) decl_scalar_type(N). {
-	PSI_Token *T = PSI_TokenCat(2, U, N);
-	type_ = init_decl_type(T->type, T->text);
-	type_->token = T;
-	free(U);
-	free(N);
-}
-decl_type(type_) ::= SIGNED(S) decl_scalar_type(N). {
-	PSI_Token *T = PSI_TokenCat(2, S, N);
-	type_ = init_decl_type(T->type, T->text);
-	type_->token = T;
-	free(S);
-	free(N);
-}
-decl_type(type_) ::= UNSIGNED(U). {
-	type_ = init_decl_type(PSI_T_NAME, U->text);
-	type_->token = U;
-}
-decl_type(type_) ::= SIGNED(S). {
-	type_ = init_decl_type(PSI_T_NAME, S->text);
-	type_->token = S;
-}
-decl_type(type_) ::= decl_scalar_type(N). {
-	type_ = init_decl_type(N->type, N->text);
-	type_->token = N;
-}
-/* structs ! */
-decl_type(type_) ::= STRUCT(S) NAME(T). {
-	type_ = init_decl_type(S->type, T->text);
-	type_->token = T;
-	free(S);
-}
-decl_type(type_) ::= UNION(U) NAME(T). {
-	type_ = init_decl_type(U->type, T->text);
-	type_->token = T;
-	free(U);
-}
-decl_type(type_) ::= ENUM(E) NAME(T). {
-	type_ = init_decl_type(E->type, T->text);
-	type_->token = T;
-	free(E);
-}
-%token_class decl_type_token FLOAT DOUBLE INT8 UINT8 INT16 UINT16 INT32 UINT32 INT64 UINT64 NAME.
-%type decl_type {decl_type*}
-%destructor decl_type {free_decl_type($$);}
-decl_type(type_) ::= decl_type_token(T). {
-	type_ = init_decl_type(T->type, T->text);
-	type_->token = T;
-}
-
-
-%type const_decl_type {decl_type*}
-%destructor const_decl_type {free_decl_type($$);}
-const_decl_type(type) ::= decl_type(type_). {
-	type = type_;
-}
-const_decl_type(type) ::= CONST decl_type(type_). {
-	type = type_;
-}
-
-%type impl {impl*}
-%destructor impl {free_impl($$);}
-impl(impl) ::= impl_func(func) LBRACE impl_stmts(stmts) RBRACE. {
-	impl = init_impl(func, stmts);
-}
-
-%type impl_func {impl_func*}
-%destructor impl_func {free_impl_func($$);}
-impl_func(func) ::= FUNCTION reference(r) NSNAME(NAME) impl_args(args) COLON impl_type(type). {
-	func = init_impl_func(NAME->text, args, type, r);
-	func->token = NAME;
-}
-
-%token_class impl_def_val_token NULL NUMBER TRUE FALSE QUOTED_STRING.
-%type impl_def_val {impl_def_val*}
-%destructor impl_def_val {free_impl_def_val($$);}
-impl_def_val(def) ::= impl_def_val_token(T). {
-	def = init_impl_def_val(T->type, T->text);
-	free(T);
-}
-
-%type impl_var {impl_var*}
-%destructor impl_var {free_impl_var($$);}
-impl_var(var) ::= reference(r) DOLLAR_NAME(T). {
-	var = init_impl_var(T->text, r);
-	var->token = T;
-}
-
-%type impl_arg {impl_arg*}
-%destructor impl_arg {free_impl_arg($$);}
-impl_arg(arg) ::= impl_type(type) impl_var(var). {
-	arg = init_impl_arg(type, var, NULL);
-}
-impl_arg(arg) ::= impl_type(type) impl_var(var) EQUALS impl_def_val(def). {
-	arg = init_impl_arg(type, var, def);
-}
-
-%type impl_args {impl_args*}
-%destructor impl_args {free_impl_args($$);}
-impl_args(args) ::= LPAREN RPAREN. {
-	args = NULL;
-}
-impl_args(args) ::= LPAREN impl_arg_list(args_) RPAREN. {
-	args = args_;
-}
-impl_args(args) ::= LPAREN impl_arg_list(args_) COMMA impl_vararg(va) RPAREN. {
-	args = args_;
-	args->vararg.name = va;
-}
-
-%type impl_vararg {impl_arg*}
-%destructor impl_vararg {free_impl_arg($$);}
-impl_vararg(va) ::= impl_type(type) reference(r) ELLIPSIS DOLLAR_NAME(T). {
-	va = init_impl_arg(type, init_impl_var(T->text, r), NULL);
-	free(T);
-}
-
-%type impl_arg_list {impl_args*}
-%destructor impl_arg_list {free_impl_args($$);}
-impl_arg_list(args) ::= impl_arg(arg). {
-	args = init_impl_args(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($$);}
-impl_stmts(stmts) ::= impl_stmt(stmt). {
-	stmts = init_impl_stmts(stmt);
-}
-impl_stmts(stmts) ::= impl_stmts(stmts_) impl_stmt(stmt). {
-	stmts = add_impl_stmt(stmts_, stmt);
-}
-
-%type impl_stmt {impl_stmt*}
-%destructor impl_stmt {free_impl_stmt($$);}
-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) ::= 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);
-}
-
-%token_class num_exp_token NUMBER NSNAME.
-%token_class num_exp_op_token PLUS MINUS ASTERISK SLASH.
-%type num_exp {num_exp*}
-%destructor num_exp {free_num_exp($$);}
-num_exp(exp) ::= num_exp_token(tok). {
-	exp = init_num_exp(tok->type, tok->text);
-	exp->token = tok;
-}
-num_exp(exp) ::= decl_var(var). {
-	exp = init_num_exp(PSI_T_NAME, var);
-	exp->token = PSI_TokenCopy(var->token);
-}
-num_exp(exp) ::= num_exp(exp_) num_exp_op_token(operator_) num_exp(operand_). {
-	exp_->operator = operator_->type;
-	exp_->operand = operand_;
-	exp = exp_;
-	free(operator_);
-}
-
-%type let_stmt {let_stmt*}
-%destructor let_stmt {free_let_stmt($$);}
-let_stmt(let) ::= LET decl_var(var) EOS. {
-	let = init_let_stmt(var, init_let_exp(PSI_LET_NULL, NULL));
-}
-let_stmt(let) ::= LET decl_var(var) EQUALS reference(r) let_exp(val) EOS. {
-	val->flags.one.is_reference = r ? 1 : 0;
-	let = init_let_stmt(var, val);
-}
-let_stmt(let) ::= TEMP decl_var(var) EQUALS decl_var(val) EOS. {
-	let = init_let_stmt(var, init_let_exp(PSI_LET_TMP, val));
-}
-
-%type let_calloc {let_calloc*}
-%destructor let_calloc {free_let_calloc($$);}
-let_calloc(alloc) ::= num_exp(nmemb) COMMA num_exp(size). {
-	alloc = init_let_calloc(nmemb, size);
-}
-%token_class let_func_token ZVAL OBJVAL ARRVAL PATHVAL STRLEN STRVAL FLOATVAL INTVAL BOOLVAL.
-%type let_func {let_func*}
-%destructor let_func {free_let_func($$);}
-let_func(func) ::= let_func_token(T) LPAREN impl_var(var) RPAREN. {
-	func = init_let_func(T->type, T->text, var);
-	free(T);
-}
-
-%type callback_arg_list {set_values *}
-%destructor callback_arg_list {free_set_values($$);}
-callback_arg_list ::= .
-callback_arg_list(args) ::= callback_args(args_). {
-	args = args_;
-}
-
-%type callback_args {set_values *}
-%destructor callback_args {free_set_values($$);}
-callback_args(args) ::= set_value(val). {
-	args = init_set_values(val);
-}
-callback_args(args) ::= callback_args(args_) COMMA set_value(val). {
-	args = add_set_value(args_, val);
-}
-
-%type let_exp {let_exp*}
-%destructor let_exp {free_let_exp($$);}
-let_exp(val) ::= NULL. {
-	val = init_let_exp(PSI_LET_NULL, NULL);
-}
-let_exp(val) ::= num_exp(exp). {
-	val = init_let_exp(PSI_LET_NUMEXP, exp);
-}
-let_exp(val) ::= CALLOC LPAREN let_calloc(alloc) RPAREN. {
-	val = init_let_exp(PSI_LET_CALLOC, alloc);
-}
-let_exp(val) ::= let_func(func). {
-	val = init_let_exp(PSI_LET_FUNC, func);
-}
-let_exp(val) ::= CALLBACK let_func_token(F) LPAREN impl_var(var) LPAREN callback_arg_list(args_) RPAREN RPAREN. {
-	val = init_let_exp(PSI_LET_CALLBACK, init_let_callback(
-		init_let_func(F->type, F->text, var), args_));
-	free(F);
-}
-
-%type set_stmt {set_stmt*}
-%destructor set_stmt {free_set_stmt($$);}
-set_stmt(set) ::= SET impl_var(var) EQUALS set_value(val) EOS. {
-	set = init_set_stmt(var, val);
-}
-
-%type set_value {set_value*}
-%destructor set_value {free_set_value($$);}
-set_value(val) ::= set_func(func) LPAREN decl_var(var) RPAREN. {
-	val = init_set_value(func, init_decl_vars(var));
-}
-set_value(val) ::= set_func(func) LPAREN decl_var(var) COMMA num_exp(num_) RPAREN. {
-	val = init_set_value(func, init_decl_vars(var));
-	val->num = num_;
-}
-set_value(val) ::= set_func(func_) LPAREN decl_var(var) COMMA ELLIPSIS(T) RPAREN. {
-	free_set_func(func_);
-	val = init_set_value(init_set_func(T->type, T->text), init_decl_vars(var));
-	val->func->token = T;
-}
-set_value(val) ::= set_func(func_) LPAREN decl_var(var) COMMA set_vals(vals) RPAREN. {
-	val = vals;
-	val->func = func_;
-	val->vars = init_decl_vars(var);
-}
-set_value(val) ::= set_func(func_) LPAREN decl_var(var) COMMA num_exp(num_) COMMA set_vals(vals) RPAREN. {
-	val = vals;
-	val->func = func_;
-	val->num = num_;
-	val->vars = init_decl_vars(var);
-}
-%type set_vals {set_value*}
-%destructor set_vals {free_set_value($$);}
-set_vals(vals) ::= set_value(val). {
-	vals = add_inner_set_value(init_set_value(NULL, NULL), val);
-}
-set_vals(vals) ::= set_vals(vals_) COMMA set_value(val). {
-	vals = add_inner_set_value(vals_, val);
-}
-
-%token_class set_func_token TO_OBJECT TO_ARRAY TO_STRING TO_INT TO_FLOAT TO_BOOL ZVAL VOID.
-%type set_func {set_func*}
-%destructor set_func {free_set_func($$);}
-set_func(func) ::= set_func_token(T). {
-	func = init_set_func(T->type, T->text);
-	func->token = T;
-}
-
-%type return_stmt {return_stmt*}
-%destructor return_stmt {free_return_stmt($$);}
-return_stmt(ret) ::= RETURN(T) set_value(val) EOS. {
-	ret = init_return_stmt(val);
-	ret->token = T;
-}
-
-%type free_stmt {free_stmt*}
-%destructor free_stmt {free_free_stmt($$);}
-free_stmt(free) ::= FREE free_calls(calls) EOS. {
-	free = init_free_stmt(calls);
-}
-
-%type free_calls {free_calls*}
-%destructor free_calls {free_free_calls($$);}
-free_calls(calls) ::= free_call(call). {
-	calls = init_free_calls(call);
-}
-free_calls(calls) ::= free_calls(calls_) COMMA free_call(call). {
-	calls = add_free_call(calls_, call);
-}
-
-%type free_call {free_call*}
-%destructor free_call {free_free_call($$);}
-free_call(call) ::= NAME(F) LPAREN decl_vars(vars) RPAREN. {
-	call = init_free_call(F->text, vars);
-	call->token = F;
-}
-
-%token_class impl_type_token VOID MIXED BOOL INT FLOAT STRING ARRAY OBJECT CALLABLE.
-%type impl_type {impl_type*}
-%destructor impl_type {free_impl_type($$);}
-impl_type(type_) ::= impl_type_token(T). {
-	type_ = init_impl_type(T->type, T->text);
-	free(T);
-}
-
-%type reference {char}
-reference(r) ::= . {r = 0;}
-reference(r) ::= AMPERSAND. {r = 1;}
-
-%type indirection {unsigned}
-indirection(i) ::= . {i = 0;}
-indirection(i) ::= pointers(p). {i = p;}
-
-%type pointers {unsigned}
-pointers(p) ::= ASTERISK. {p = 1;}
-pointers(p) ::= pointers(P) ASTERISK. {p = P+1;}