%include {
+#include <stddef.h>
#include <assert.h>
#include <stdlib.h>
#include <string.h>
+#include <stdarg.h>
#include "parser.h"
%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);
+ 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 LIB INT UNSIGNED.
+%fallback NAME TEMP FREE SET LET RETURN LIB STRING.
file ::= blocks.
blocks ::= blocks block.
block ::= EOF.
+block ::= EOS.
block ::= LIB(T) QUOTED_STRING(libname) EOS. {
if (P->psi.file.ln) {
- P->error(T, PSI_WARNING, "Extra 'lib %s' statement has no effect", libname->text);
+ 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);
}
if (def->type->strct) {
P->structs = add_decl_struct(P->structs, def->type->strct);
}
+ if (def->type->enm) {
+ P->enums = add_decl_enum(P->enums, def->type->enm);
+ }
}
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) struct_size(size_) LBRACE struct_args(args) RBRACE. {
+decl_struct(strct) ::= STRUCT NAME(N) align_and_size(as) decl_struct_args(args). {
strct = init_decl_struct(N->text, args);
- strct->size = size_;
+ strct->align = as.a;
+ strct->size = as.s;
strct->token = N;
}
-%type struct_size {size_t}
-struct_size(size) ::= . {
- size = 0;
+%type align_and_size { struct {size_t a; size_t s; } }
+align_and_size(as) ::= . {
+ as.a = 0;
+ as.s = 0;
}
-struct_size(size) ::= COLON COLON LPAREN NUMBER(SIZ) RPAREN. {
- size = atol(SIZ->text);
- free(SIZ);
+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($$);}
+decl_union(u) ::= UNION NAME(N) align_and_size(as) decl_struct_args(args). {
+ u = init_decl_union(N->text, args);
+ u->align = as.a;
+ u->size = as.s;
+ u->token = N;
}
%token_class const_type_token BOOL INT FLOAT STRING.
free(T);
}
-%type decl_typedef {decl_typedef*}
-%destructor decl_typedef {free_decl_typedef($$);}
-decl_typedef(def) ::= TYPEDEF decl_type(type) NAME(ALIAS) EOS. {
- def = init_decl_typedef(ALIAS->text, type);
- def->token = ALIAS;
+%type decl_typedef {decl_arg*}
+%destructor decl_typedef {
+ free_decl_arg($$);
+ if ($$->type->strct) {
+ free_decl_struct($$->type->strct);
+ }
+ if ($$->type->enm) {
+ free_decl_enum($$->type->enm);
+ }
+ if ($$->type->func) {
+ free_decl($$->type->func);
+ }
}
-/* support opaque types */
-decl_typedef(def) ::= TYPEDEF VOID(V) NAME(ALIAS) EOS. {
- def = init_decl_typedef(ALIAS->text, init_decl_type(V->type, V->text));
- def->token = ALIAS;
- def->type->token = V;
+decl_typedef(def) ::= TYPEDEF(T) decl_typedef_body(def_) EOS. {
+ def = def_;
+ def->token = T;
}
-decl_typedef(def) ::= TYPEDEF STRUCT(S) NAME(N) NAME(ALIAS) EOS. {
- def = init_decl_typedef(ALIAS->text, init_decl_type(S->type, N->text));
- def->token = ALIAS;
- def->type->token = N;
- free(S);
+%type decl_typedef_body_ex {decl_arg*}
+%destructor decl_typedef_body_ex {
+ free_decl_arg($$);
+ if ($$->type->strct) {
+ free_decl_struct($$->type->strct);
+ }
+ if ($$->type->enm) {
+ free_decl_enum($$->type->enm);
+ }
+ if ($$->type->unn) {
+ free_decl_union($$->type->unn);
+ }
+ if ($$->type->func) {
+ free_decl($$->type->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->strct = init_decl_struct(N->text, args);
+ def->type->strct->token = N;
+ def->type->strct->align = as.a;
+ def->type->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->unn = init_decl_union(N->text, args);
+ def->type->unn->token = N;
+ def->type->unn->align = as.a;
+ def->type->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->enm = e;
+}
+%type decl_typedef_body {decl_arg*}
+%destructor decl_typedef_body {
+ free_decl_arg($$);
+ if ($$->type->strct) {
+ free_decl_struct($$->type->strct);
+ }
+ if ($$->type->enm) {
+ free_decl_enum($$->type->enm);
+ }
+ if ($$->type->unn) {
+ free_decl_union($$->type->unn);
+ }
+ if ($$->type->func) {
+ free_decl($$->type->func);
+ }
+}
+decl_typedef_body(def) ::= decl_typedef_body_ex(def_). {
+ def = def_;
}
-decl_typedef(def) ::= TYPEDEF decl_struct(s) NAME(ALIAS) EOS. {
- def = init_decl_typedef(ALIAS->text, init_decl_type(PSI_T_STRUCT, s->name));
- def->token = ALIAS;
- def->type->token = PSI_TokenCopy(s->token);
- def->type->strct = s;
+decl_typedef_body(def) ::= decl_func(func_) LPAREN decl_args(args) RPAREN. {
+ def = init_decl_arg(init_decl_type(PSI_T_FUNCTION, func_->var->name), copy_decl_var(func_->var));
+ def->type->token = PSI_TokenCopy(func_->token);
+ def->type->func = init_decl(init_decl_abi("default"), func_, args);
+}
+decl_typedef_body(def) ::= decl_arg(arg). {
+ def = arg;
}
%type decl {decl*}
init_decl_var(N->text, 0, 0)
);
func->type->token = T;
- //free(T);
- free(N);
+ func->var->token = N;
+ func->token = N;
}
%type decl_abi {decl_abi*}
args = add_decl_arg(args_, arg);
}
%type struct_arg {decl_arg*}
-%destructor struct_arg {free_decl_arg($$);}
+%destructor struct_arg {
+ free_decl_arg($$);
+ if ($$->type->strct) {
+ free_decl_struct($$->type->strct);
+ }
+ if ($$->type->enm) {
+ free_decl_enum($$->type->enm);
+ }
+ if ($$->type->func) {
+ free_decl($$->type->func);
+ }
+}
+struct_arg(arg_) ::= decl_typedef_body_ex(def) EOS. {
+ arg_ = def;
+ if (def->type->strct) {
+ P->structs = add_decl_struct(P->structs, def->type->strct);
+ }
+ if (def->type->enm) {
+ P->enums = add_decl_enum(P->enums, def->type->enm);
+ }
+}
struct_arg(arg) ::= decl_arg(arg_) struct_layout(layout_) EOS. {
arg_->layout = layout_;
arg = arg_;
free(SIZ);
}
-%token_class decl_type_token FLOAT DOUBLE INT8 UINT8 INT16 UINT16 INT32 UINT32 INT64 UINT64 NAME.
-%type decl_type {decl_type*}
-%destructor decl_type {free_decl_type($$);}
-decl_type(type_) ::= decl_type_token(T). {
+/* 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);
}
-/* unsigned, urgh */
-decl_type(type_) ::= UNSIGNED NAME(T). {
+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;
- type_->name = realloc(type_->name, T->size + sizeof("unsigned"));
- memmove(type_->name + sizeof("unsigned"), type_->name, T->size);
- memcpy(type_->name, "unsigned", sizeof("unsigned")-1);
- type_->name[sizeof("unsigned")] = ' ';
- type_->name[T->size + sizeof("unsigned")] = 0;
-}
-/* we have to support plain int here because we have it in our lexer rules */
-decl_type(type_) ::= INT(T). {
- type_ = init_decl_type(PSI_T_NAME, 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_->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($$);}
+decl_type(type_) ::= decl_type_token(T). {
+ type_ = init_decl_type(T->type, T->text);
+ type_->token = T;
+}
+
%type const_decl_type {decl_type*}
%destructor const_decl_type {free_decl_type($$);}
projects / m6w6 / ext-psi / blobdiff