basic support for builtins
[m6w6/ext-psi] / src / types / number.c
index 21bdc7c545df6f13ab397d66e2faf677cd841e74..840eb036ba29de8a89a9cb967f9da72ab502a028 100644 (file)
 #include "php_psi_stdinc.h"
 
 #include <assert.h>
+#include <math.h>
 
 #include "data.h"
 #include "calc.h"
 #include "call.h"
 #include "parser.h"
 
+#include "Zend/zend_constants.h"
+#include "Zend/zend_operators.h"
+
+
 struct psi_number *psi_number_init(token_t t, void *num, unsigned flags)
 {
-       struct psi_number *exp = calloc(1, sizeof(*exp));
+       struct psi_number *exp = pecalloc(1, sizeof(*exp), 1);
 
        exp->flags = flags;
        switch (exp->type = t) {
        case PSI_T_INT8:
                exp->data.ival.i8 = *(int8_t *) num;
                break;
+       case PSI_T_DEFINED:
        case PSI_T_UINT8:
                exp->data.ival.u8 = *(uint8_t *) num;
                break;
@@ -63,8 +69,7 @@ struct psi_number *psi_number_init(token_t t, void *num, unsigned flags)
                exp->data.ival.u64 = *(uint64_t *) num;
                break;
        case PSI_T_FLOAT:
-               exp->data.ival.dval = *(float *) num;
-               exp->type = PSI_T_DOUBLE;
+               exp->data.ival.fval = *(float *) num;
                break;
        case PSI_T_DOUBLE:
                exp->data.ival.dval = *(double *) num;
@@ -80,7 +85,8 @@ struct psi_number *psi_number_init(token_t t, void *num, unsigned flags)
        case PSI_T_NUMBER:
        case PSI_T_NSNAME:
        case PSI_T_DEFINE:
-               exp->data.numb = strdup(num);
+       case PSI_T_CPP_HEADER:
+               exp->data.numb = zend_string_copy(num);
                break;
        case PSI_T_NAME:
                exp->data.dvar = num;
@@ -100,7 +106,7 @@ struct psi_number *psi_number_init(token_t t, void *num, unsigned flags)
 
 struct psi_number *psi_number_copy(struct psi_number *exp)
 {
-       struct psi_number *num = calloc(1, sizeof(*num));
+       struct psi_number *num = pecalloc(1, sizeof(*num), 1);
 
        *num = *exp;
 
@@ -109,6 +115,7 @@ struct psi_number *psi_number_copy(struct psi_number *exp)
        }
        switch (num->type) {
        case PSI_T_INT8:
+       case PSI_T_DEFINED:
        case PSI_T_UINT8:
        case PSI_T_INT16:
        case PSI_T_UINT16:
@@ -116,6 +123,7 @@ struct psi_number *psi_number_copy(struct psi_number *exp)
        case PSI_T_UINT32:
        case PSI_T_INT64:
        case PSI_T_UINT64:
+       case PSI_T_FLOAT:
        case PSI_T_DOUBLE:
 #if HAVE_LONG_DOUBLE
        case PSI_T_LONG_DOUBLE:
@@ -128,7 +136,8 @@ struct psi_number *psi_number_copy(struct psi_number *exp)
        case PSI_T_NSNAME:
        case PSI_T_DEFINE:
        case PSI_T_QUOTED_CHAR:
-               num->data.numb = strdup(num->data.numb);
+       case PSI_T_CPP_HEADER:
+               num->data.numb = zend_string_copy(num->data.numb);
                break;
        case PSI_T_NAME:
                num->data.dvar = psi_decl_var_copy(num->data.dvar);
@@ -151,11 +160,10 @@ void psi_number_free(struct psi_number **exp_ptr)
                struct psi_number *exp = *exp_ptr;
 
                *exp_ptr = NULL;
-               if (exp->token) {
-                       free(exp->token);
-               }
+               psi_token_free(&exp->token);
                switch (exp->type) {
                case PSI_T_INT8:
+               case PSI_T_DEFINED:
                case PSI_T_UINT8:
                case PSI_T_INT16:
                case PSI_T_UINT16:
@@ -163,6 +171,7 @@ void psi_number_free(struct psi_number **exp_ptr)
                case PSI_T_UINT32:
                case PSI_T_INT64:
                case PSI_T_UINT64:
+               case PSI_T_FLOAT:
                case PSI_T_DOUBLE:
 #if HAVE_LONG_DOUBLE
                case PSI_T_LONG_DOUBLE:
@@ -178,7 +187,8 @@ void psi_number_free(struct psi_number **exp_ptr)
                case PSI_T_NUMBER:
                case PSI_T_DEFINE:
                case PSI_T_QUOTED_CHAR:
-                       free(exp->data.numb);
+               case PSI_T_CPP_HEADER:
+                       zend_string_release(exp->data.numb);
                        break;
                case PSI_T_NAME:
                        psi_decl_var_free(&exp->data.dvar);
@@ -193,44 +203,100 @@ void psi_number_free(struct psi_number **exp_ptr)
        }
 }
 
-void psi_number_dump(int fd, struct psi_number *exp)
+struct psi_plist *psi_number_tokens(struct psi_number *exp,
+               struct psi_plist *list)
 {
+       struct psi_token *ntoken;
+       size_t i;
+
+       if (!list) {
+               list = psi_plist_init((psi_plist_dtor) psi_token_free);
+       }
+
        switch (exp->type) {
-       case PSI_T_INT8:
-               dprintf(fd, "%" PRId8, exp->data.ival.i8);
-               break;
-       case PSI_T_UINT8:
-               dprintf(fd, "%" PRIu8, exp->data.ival.u8);
-               break;
-       case PSI_T_INT16:
-               dprintf(fd, "%" PRId16, exp->data.ival.i16);
-               break;
-       case PSI_T_UINT16:
-               dprintf(fd, "%" PRIu16, exp->data.ival.u16);
-               break;
-       case PSI_T_INT32:
-               dprintf(fd, "%" PRId32, exp->data.ival.i32);
-               break;
-       case PSI_T_UINT32:
-               dprintf(fd, "%" PRIu32, exp->data.ival.u32);
-               break;
-       case PSI_T_INT64:
-               dprintf(fd, "%" PRId64, exp->data.ival.i64);
-               break;
-       case PSI_T_UINT64:
-               dprintf(fd, "%" PRIu64, exp->data.ival.u64);
+       case PSI_T_NAME:
+               /* decl_var */
+               ntoken = psi_token_copy(exp->data.dvar->token);
+
+               if (exp->data.dvar->pointer_level > 1 || !exp->data.dvar->array_size) {
+                       struct psi_token *temp = ntoken;
+                       unsigned pl = exp->data.dvar->pointer_level - !!exp->data.dvar->array_size;
+
+                       while (pl--) {
+                               ntoken = psi_token_init(PSI_T_POINTER, "*", 1, ntoken->col+ntoken->text->len, ntoken->line, ntoken->file);
+                               list = psi_plist_add(list, &ntoken);
+                       }
+                       ntoken = temp;
+               }
+
+               list = psi_plist_add(list, &ntoken);
+
+               if (exp->data.dvar->array_size) {
+                       char buf[0x20], *ptr;
+
+                       ntoken = psi_token_init(PSI_T_LBRACKET, "[", 1, ntoken->col+ntoken->text->len, ntoken->line, ntoken->file);
+                       list = psi_plist_add(list, &ntoken);
+                       ptr = zend_print_ulong_to_buf(&buf[sizeof(buf) - 1], exp->data.dvar->array_size);
+
+                       ntoken = psi_token_init(PSI_T_NUMBER, ptr, strlen(ptr), ntoken->col+ntoken->text->len, ntoken->line, ntoken->file);
+                       list = psi_plist_add(list, &ntoken);
+               }
                break;
-       case PSI_T_FLOAT:
-               dprintf(fd, "%" PRIfval, exp->data.ival.dval);
+
+       case PSI_T_SIZEOF:
+               /* decl_type */
+               ntoken = psi_token_copy(exp->token);
+               list = psi_plist_add(list, &ntoken);
+               ntoken = psi_token_init(PSI_T_LPAREN, "(", 1, ntoken->col+ntoken->text->len, ntoken->line, ntoken->file);
+               list = psi_plist_add(list, &ntoken);
+               ntoken = psi_token_copy(exp->data.dtyp->token);
+               list = psi_plist_add(list, &ntoken);
+               ntoken = psi_token_init(PSI_T_RPAREN, ")", 1, ntoken->col+ntoken->text->len, ntoken->line, ntoken->file);
+               list = psi_plist_add(list, &ntoken);
                break;
-       case PSI_T_DOUBLE:
-               dprintf(fd, "%" PRIdval, exp->data.ival.dval);
+
+       case PSI_T_FUNCTION:
+               ntoken = psi_token_copy(exp->token);
+               list = psi_plist_add(list, &ntoken);
+               ntoken = psi_token_init(PSI_T_LPAREN, "(", 1, ntoken->col+ntoken->text->len, ntoken->line, ntoken->file);
+               list = psi_plist_add(list, &ntoken);
+               for (i = 0; i < psi_plist_count(exp->data.call->args); ++i) {
+                       struct psi_num_exp *tmp_exp;
+
+                       if (i) {
+                               ntoken = psi_token_init(PSI_T_COMMA, ",", 1, ntoken->col+ntoken->text->len, ntoken->line, ntoken->file);
+                               list = psi_plist_add(list, &ntoken);
+                       }
+                       if (psi_plist_get(exp->data.call->args, i, &tmp_exp)) {
+                               struct psi_plist *tmp = psi_num_exp_tokens(tmp_exp, NULL);
+                               list = psi_plist_add_r(list, psi_plist_count(tmp), psi_plist_eles(tmp));
+                               psi_plist_top(list, &ntoken);
+                               free(tmp);
+                       }
+               }
+               ntoken = psi_token_init(PSI_T_RPAREN, ")", 1, ntoken->col+ntoken->text->len, ntoken->line, ntoken->file);
+               list = psi_plist_add(list, &ntoken);
                break;
-#if HAVE_LONG_DOUBLE
-       case PSI_T_LONG_DOUBLE:
-               dprintf(fd, "%" PRIldval, exp->data.ival.ldval);
+
+       case PSI_T_DEFINED:
+               ntoken = psi_token_init(PSI_T_DEFINED, "defined", sizeof("defined")-1, exp->token->col, exp->token->line, exp->token->file);
+               list = psi_plist_add(list, &ntoken);
+               /* no break */
+       default:
+               assert(exp->token);
+               ntoken = psi_token_copy(exp->token);
+               list = psi_plist_add(list, &ntoken);
                break;
-#endif
+       }
+
+       return list;
+}
+
+void psi_number_dump(int fd, struct psi_number *exp)
+{
+       switch (exp->type) {
+       case PSI_T_DEFINED:
+       CASE_IMPLVAL_NUM_PRINTF(dprintf, fd, exp->data.ival)
        case PSI_T_NULL:
                dprintf(fd, "NULL");
                break;
@@ -238,43 +304,68 @@ void psi_number_dump(int fd, struct psi_number *exp)
        case PSI_T_NSNAME:
        case PSI_T_DEFINE:
        case PSI_T_QUOTED_CHAR:
-               dprintf(fd, "%s", exp->data.numb);
+       case PSI_T_CPP_HEADER:
+               dprintf(fd, "%s", exp->data.numb->val);
                break;
        case PSI_T_FUNCTION:
                psi_cpp_macro_call_dump(fd, exp->data.call);
                break;
        case PSI_T_CONST:
-               dprintf(fd, "%s", exp->data.cnst->name);
+               dprintf(fd, "%s", exp->data.cnst->name->val);
                break;
        case PSI_T_ENUM:
-               dprintf(fd, "%s", exp->data.enm->name);
+               dprintf(fd, "%s", exp->data.enm->name->val);
                break;
        case PSI_T_NAME:
                psi_decl_var_dump(fd, exp->data.dvar);
                break;
        case PSI_T_SIZEOF:
+               dprintf(fd, "sizeof(");
                psi_decl_type_dump(fd, exp->data.dtyp, 0);
+               dprintf(fd, ")");
                break;
        default:
                assert(0);
        }
 }
 
-static inline bool psi_number_validate_enum(struct psi_data *data, struct psi_number *exp,
-               struct psi_decl_enum *enm)
+static inline bool psi_number_validate_enum(struct psi_data *data,
+               struct psi_number *exp, struct psi_validate_scope *scope)
 {
-       size_t i = 0;
-       struct psi_decl_enum_item *itm;
+       if (scope && scope->current_enum) {
+               size_t i = 0;
+               struct psi_decl_enum_item *itm;
+               struct psi_decl_enum *enm;
 
-       while (psi_plist_get(enm->items, i++, &itm)) {
-               if (!strcmp(itm->name, exp->data.dvar->name)) {
-                       psi_decl_var_free(&exp->data.dvar);
-                       exp->type = PSI_T_ENUM;
-                       exp->data.enm = itm;
-                       return psi_number_validate(data, exp, NULL, NULL, NULL, NULL, enm);
+               enm = scope->current_enum;
+
+               switch (exp->type) {
+               case PSI_T_NAME:
+                       while (psi_plist_get(enm->items, i++, &itm)) {
+                               if (zend_string_equals(itm->name, exp->data.dvar->name)) {
+                                       psi_decl_var_free(&exp->data.dvar);
+                                       exp->type = PSI_T_ENUM;
+                                       exp->data.enm = itm;
+                                       return psi_number_validate(data, exp, scope);
+                               }
+                       }
+                       break;
+
+               case PSI_T_DEFINE:
+                       while (psi_plist_get(enm->items, i++, &itm)) {
+                               if (zend_string_equals(itm->name, exp->data.numb)) {
+                                       zend_string_release(exp->data.numb);
+                                       exp->type = PSI_T_ENUM;
+                                       exp->data.enm = itm;
+                                       return psi_number_validate(data, exp, scope);
+                               }
+                       }
+                       break;
+
+               default:
+                       assert(0);
                }
        }
-
        return false;
 }
 
@@ -350,13 +441,13 @@ static inline bool psi_number_validate_char(struct psi_data *data, struct psi_nu
 {
        impl_val val = {0};
        unsigned lvl = 1;
-       token_t typ = validate_char(exp->data.numb, &val, &lvl);
+       token_t typ = validate_char(exp->data.numb->val, &val, &lvl);
 
        if (!typ) {
                return false;
        }
 
-       free(exp->data.numb);
+       zend_string_release(exp->data.numb);
        exp->type = typ;
        exp->data.ival = val;
        return true;
@@ -372,27 +463,27 @@ static inline bool psi_number_validate_number(struct psi_data *data, struct psi_
                        switch (exp->flags & 0x0f00) {
                        case PSI_NUMBER_L:
                        default:
-                               tmp.i64 = strtol(exp->data.numb, NULL, 0);
-                               free(exp->data.numb);
+                               tmp.i64 = strtol(exp->data.numb->val, NULL, 0);
+                               zend_string_release(exp->data.numb);
                                exp->type = PSI_T_INT64;
                                exp->data.ival.i64 = tmp.i64;
                                break;
                        case PSI_NUMBER_LL:
-                               tmp.i64 = strtoll(exp->data.numb, NULL, 0);
-                               free(exp->data.numb);
+                               tmp.i64 = strtoll(exp->data.numb->val, NULL, 0);
+                               zend_string_release(exp->data.numb);
                                exp->type = PSI_T_INT64;
                                exp->data.ival.i64 = tmp.i64;
                                break;
                        case PSI_NUMBER_U:
                        case PSI_NUMBER_UL:
-                               tmp.u64 = strtoul(exp->data.numb, NULL, 0);
-                               free(exp->data.numb);
+                               tmp.u64 = strtoul(exp->data.numb->val, NULL, 0);
+                               zend_string_release(exp->data.numb);
                                exp->type = PSI_T_UINT64;
                                exp->data.ival.u64 = tmp.u64;
                                break;
                        case PSI_NUMBER_ULL:
-                               tmp.u64 = strtoull(exp->data.numb, NULL, 0);
-                               free(exp->data.numb);
+                               tmp.u64 = strtoull(exp->data.numb->val, NULL, 0);
+                               zend_string_release(exp->data.numb);
                                exp->type = PSI_T_UINT64;
                                exp->data.ival.u64 = tmp.u64;
                                break;
@@ -403,24 +494,24 @@ static inline bool psi_number_validate_number(struct psi_data *data, struct psi_
                        switch (exp->flags & 0x0ff00) {
                        case PSI_NUMBER_F:
                        case PSI_NUMBER_DF:
-                               tmp.fval = strtof(exp->data.numb, NULL);
-                               free(exp->data.numb);
+                               tmp.fval = strtof(exp->data.numb->val, NULL);
+                               zend_string_release(exp->data.numb);
                                exp->type = PSI_T_FLOAT;
                                exp->data.ival.fval = tmp.fval;
                                break;
                        case PSI_NUMBER_L:
                        case PSI_NUMBER_DL:
 #if HAVE_LONG_DOUBLE
-                               tmp.ldval = strtold(exp->data.numb, NULL);
-                               free(exp->data.numb);
+                               tmp.ldval = strtold(exp->data.numb->val, NULL);
+                               zend_string_release(exp->data.numb);
                                exp->type = PSI_T_LONG_DOUBLE;
                                exp->data.ival.ldval = tmp.ldval;
                                break;
 #endif
                        case PSI_NUMBER_DD:
                        default:
-                               tmp.dval = strtod(exp->data.numb, NULL);
-                               free(exp->data.numb);
+                               tmp.dval = strtod(exp->data.numb->val, NULL);
+                               zend_string_release(exp->data.numb);
                                exp->type = PSI_T_DOUBLE;
                                exp->data.ival.dval = tmp.dval;
                                break;
@@ -431,18 +522,64 @@ static inline bool psi_number_validate_number(struct psi_data *data, struct psi_
                        break;
                }
        } else {
-               switch (is_numeric_string(exp->data.numb, strlen(exp->data.numb), (zend_long *) &tmp, (double *) &tmp, 1)) {
+               int type = is_numeric_string(exp->data.numb->val, exp->data.numb->len, (zend_long *) &tmp, (double *)&tmp, 0);
+               char *stop = NULL;
+               long lval;
+               unsigned long ulval;
+
+               switch (type) {
                case IS_LONG:
-                       free(exp->data.numb);
+                       zend_string_release(exp->data.numb);
                        exp->type = PSI_T_INT64;
                        exp->data.ival.i64 = tmp.zend.lval;
                        return true;
 
                case IS_DOUBLE:
-                       free(exp->data.numb);
+                       zend_string_release(exp->data.numb);
                        exp->type = PSI_T_DOUBLE;
                        exp->data.ival.dval = tmp.dval;
                        return true;
+
+               default:
+
+                       errno = 0;
+
+                       stop = exp->data.numb->val + exp->data.numb->len;
+                       lval = strtol(exp->data.numb->val, &stop, 0);
+                       switch (lval) {
+                       case 0:
+                               assert(stop == exp->data.numb->val + exp->data.numb->len);
+                               /* no break */
+                       case LONG_MIN:
+                               assert(!errno);
+                               /* no break */
+                       case LONG_MAX:
+                               if (errno == ERANGE) {
+                                       errno = 0;
+
+                                       stop = exp->data.numb->val + exp->data.numb->len;
+                                       ulval = strtoul(exp->data.numb->val, &stop, 0);
+                                       switch (ulval) {
+                                       case 0:
+                                               assert(stop == exp->data.numb->val + exp->data.numb->len);
+                                       case ULONG_MAX:
+                                               assert(!errno);
+                                       default:
+                                               zend_string_release(exp->data.numb);
+                                               exp->type = PSI_T_UINT64;
+                                               exp->data.ival.u64 = ulval;
+                                               return true;
+                                       }
+                               }
+                               break;
+                       default:
+                               zend_string_release(exp->data.numb);
+                               exp->type = PSI_T_INT64;
+                               exp->data.ival.i64 = lval;
+                               return true;
+                       }
+
+                       data->error(data, exp->token, PSI_WARNING, "Not a numeric string: '%s'", exp->data.numb->val);
                }
        }
        data->error(data, exp->token, PSI_WARNING, "Expected numeric entity (parser error?)");
@@ -450,8 +587,7 @@ static inline bool psi_number_validate_number(struct psi_data *data, struct psi_
 
 }
 bool psi_number_validate(struct psi_data *data, struct psi_number *exp,
-               struct psi_impl *impl, struct psi_decl *cb_decl, struct psi_let_exp *current_let,
-               struct psi_set_exp *current_set, struct psi_decl_enum *current_enum)
+               struct psi_validate_scope *scope)
 {
        size_t i = 0;
        struct psi_const *cnst;
@@ -470,58 +606,133 @@ bool psi_number_validate(struct psi_data *data, struct psi_number *exp,
        case PSI_T_UINT32:
        case PSI_T_INT64:
        case PSI_T_UINT64:
+       case PSI_T_FLOAT:
        case PSI_T_DOUBLE:
 #if HAVE_LONG_DOUBLE
        case PSI_T_LONG_DOUBLE:
 #endif
        case PSI_T_ENUM:
-       case PSI_T_DEFINE:
-       case PSI_T_FUNCTION:
+       case PSI_T_DEFINED:
                return true;
 
        case PSI_T_NAME:
-               if (current_enum && psi_number_validate_enum(data, exp, current_enum)) {
+               if (scope && scope->cpp && zend_hash_exists(&scope->cpp->defs, exp->data.dvar->name)) {
+                       exp->type = PSI_T_DEFINE;
+                       goto define;
+               }
+               if (scope && scope->current_enum && psi_number_validate_enum(data, exp, scope)) {
                        return true;
                }
                while (psi_plist_get(data->enums, i++, &enm)) {
-                       if (psi_number_validate_enum(data, exp, enm)) {
+                       struct psi_validate_scope enum_scope = *scope;
+                       enum_scope.current_enum = enm;
+                       if (psi_number_validate_enum(data, exp, &enum_scope)) {
                                return true;
                        }
                }
                if (exp->data.dvar->arg) {
                        return true;
                }
-               if (psi_decl_var_validate(data, exp->data.dvar, impl,
-                               impl ? impl->decl : NULL, current_let, current_set)) {
-                       return true;
-               }
-               if (cb_decl && psi_decl_var_validate(data, exp->data.dvar,
-                               NULL, cb_decl, NULL, NULL)) {
+               if (psi_decl_var_validate(data, exp->data.dvar, scope)) {
                        return true;
                }
                data->error(data, exp->token, PSI_WARNING,
                                "Unknown variable '%s' in numeric expression",
-                               exp->data.dvar->name);
+                               exp->data.dvar->name->val);
+               return false;
+
+       case PSI_T_FUNCTION:
+               if (scope && scope->cpp && zend_hash_exists(&scope->cpp->defs, exp->data.call->name)) {
+                       size_t i, argc;
+                       struct psi_cpp_macro_call *call = exp->data.call;
+
+                       for (i = 0, argc = psi_plist_count(call->args); i < argc; ++i) {
+                               struct psi_num_exp *arg;
+
+                               if (!psi_plist_get(call->args, i, &arg)) {
+                                       return false;
+                               }
+                               if (!psi_num_exp_validate(data, arg, scope)) {
+                                       return false;
+                               }
+                       }
+                       return true;
+               }
+               if (psi_builtin_exists(exp->data.call->name)) {
+                       exp->data.call->builtin = psi_builtin_get(exp->data.call->name);
+                       return true;
+               }
+               return false;
+
+       case PSI_T_DEFINE:
+               if (scope && scope->cpp && zend_hash_exists(&scope->cpp->defs, exp->data.numb)) {
+       define: ;
+                       if (!scope->macro || !zend_string_equals(scope->macro->token->text, exp->data.numb)) {
+                               return true;
+                       }
+                       /* #define foo foo */
+               }
+               while (psi_plist_get(data->enums, i++, &enm)) {
+                       struct psi_validate_scope enum_scope = *scope;
+                       enum_scope.current_enum = enm;
+                       if (psi_number_validate_enum(data, exp, &enum_scope)) {
+                               return true;
+                       }
+               }
                return false;
 
        case PSI_T_SIZEOF:
-               if (psi_decl_type_validate(data, exp->data.dtyp, 0, NULL)) {
+               if (psi_decl_type_validate(data, exp->data.dtyp, NULL, scope)) {
                        struct psi_decl_type *dtyp = exp->data.dtyp;
 
                        exp->type = PSI_T_UINT64;
                        exp->data.ival.u64 = psi_decl_type_get_size(dtyp, NULL);
+                       psi_decl_type_free(&dtyp);
                        return true;
                } else {
+                       struct psi_decl_type *dtyp = exp->data.dtyp;
+
                        data->error(data, exp->token, PSI_WARNING,
-                                       "Cannot compute sizeof(%s) (%u)",
-                                       exp->data.dtyp->name, exp->data.dtyp->type);
+                                       "Cannot compute sizeof(%s) (%u)", dtyp->name->val, dtyp->type);
+
+                       exp->type = PSI_T_UINT8;
+                       exp->data.ival.u8 = 0;
+                       psi_decl_type_free(&dtyp);
                }
                break;
 
        case PSI_T_NSNAME:
+               {
+                       zval *zc;
+
+                       if (exp->data.numb->val[0] == '\\') {
+                               zc = zend_get_constant_str(&exp->data.numb->val[1], exp->data.numb->len - 1);
+                       } else {
+                               zc = zend_get_constant(exp->data.numb);
+                       }
+
+                       if (zc) {
+                               switch (Z_TYPE_P(zc)) {
+                               case IS_LONG:
+                                       zend_string_release(exp->data.numb);
+                                       exp->type = PSI_T_INT64;
+                                       exp->data.ival.i64 = Z_LVAL_P(zc);
+                                       return true;
+
+                               case IS_DOUBLE:
+                                       zend_string_release(exp->data.numb);
+                                       exp->type = PSI_T_DOUBLE;
+                                       exp->data.ival.dval = Z_DVAL_P(zc);
+                                       return true;
+
+                               default:
+                                       assert(0);
+                               }
+                       }
+               }
                while (psi_plist_get(data->consts, i++, &cnst)) {
-                       if (!strcmp(cnst->name, exp->data.numb)) {
-                               free(exp->data.numb);
+                       if (zend_string_equals(cnst->name, exp->data.numb)) {
+                               zend_string_release(exp->data.numb);
                                exp->type = PSI_T_CONST;
                                exp->data.cnst = cnst;
                                return true;
@@ -529,7 +740,7 @@ bool psi_number_validate(struct psi_data *data, struct psi_number *exp,
                }
                data->error(data, exp->token, PSI_WARNING,
                                "Unknown constant '%s' in numeric expression",
-                               exp->data.numb);
+                               exp->data.numb->val);
                return false;
 
        case PSI_T_NUMBER:
@@ -538,6 +749,9 @@ bool psi_number_validate(struct psi_data *data, struct psi_number *exp,
        case PSI_T_QUOTED_CHAR:
                return psi_number_validate_char(data, exp);
 
+       case PSI_T_CPP_HEADER:
+               return true;
+
        default:
                assert(0);
        }
@@ -545,20 +759,18 @@ bool psi_number_validate(struct psi_data *data, struct psi_number *exp,
        return false;
 }
 
-#include "Zend/zend_constants.h"
-
 static inline token_t psi_number_eval_constant(struct psi_number *exp,
                impl_val *res, struct psi_call_frame *frame)
 {
-       switch (exp->data.cnst->type->type) {
+       token_t typ = exp->data.cnst->type ? exp->data.cnst->type->type : PSI_T_MIXED;
+
+       switch (typ) {
        case PSI_T_INT:
-               res->i64 = zend_get_constant_str(exp->data.cnst->name,
-                               strlen(exp->data.cnst->name))->value.lval;
+               res->i64 = zend_get_constant(exp->data.cnst->name)->value.lval;
                if (frame) PSI_DEBUG_PRINT(frame->context, " %" PRIi64, res->i64);
                return PSI_T_INT64;
        case PSI_T_FLOAT:
-               res->dval = zend_get_constant_str(exp->data.cnst->name,
-                               strlen(exp->data.cnst->name))->value.dval;
+               res->dval = zend_get_constant(exp->data.cnst->name)->value.dval;
                if (frame) PSI_DEBUG_PRINT(frame->context, " %" PRIdval, res->dval);
                return PSI_T_DOUBLE;
        default:
@@ -599,23 +811,40 @@ static inline token_t psi_number_eval_decl_var(struct psi_number *exp,
 }
 
 static inline token_t psi_number_eval_define(struct psi_number *exp,
-               impl_val *res, HashTable *defs)
+               impl_val *res, struct psi_cpp *cpp, struct psi_num_exp *rec_guard)
 {
-       struct psi_cpp_macro_decl *macro = zend_hash_str_find_ptr(defs, exp->data.numb, strlen(exp->data.numb));
+       if (cpp) {
+               struct psi_cpp_macro_decl *macro;
+
+               macro = zend_hash_find_ptr(&cpp->defs, exp->data.numb);
+               if (macro && macro->exp && macro->exp != rec_guard) {
+                       return psi_num_exp_exec(macro->exp, res, NULL, cpp);
+               }
+       }
 
-       assert(!macro);
+       res->u8 = 0;
+       return PSI_T_UINT8;
+}
 
+static inline token_t psi_number_eval_function(struct psi_number *exp,
+               impl_val *res, struct psi_cpp *cpp, struct psi_num_exp *rec_guard)
+{
+       if (cpp) {
+               PSI_DEBUG_PRINT(cpp->parser, "psi_number_eval(PSI_T_FUNCTION): %s\n", exp->token->text->val);
+       }
        res->u8 = 0;
        return PSI_T_UINT8;
 }
 
-token_t psi_number_eval(struct psi_number *exp, impl_val *res, struct psi_call_frame *frame, HashTable *defs)
+token_t psi_number_eval(struct psi_number *exp, impl_val *res,
+               struct psi_call_frame *frame, struct psi_cpp *cpp, struct psi_num_exp *rec_guard)
 {
        switch (exp->type) {
        case PSI_T_INT8:
                *res = exp->data.ival;
                if (frame) PSI_DEBUG_PRINT(frame->context, " %" PRIi8, res->i8);
                return PSI_T_INT8;
+       case PSI_T_DEFINED:
        case PSI_T_UINT8:
                *res = exp->data.ival;
                if (frame) PSI_DEBUG_PRINT(frame->context, " %" PRIu8, res->u8);
@@ -645,6 +874,11 @@ token_t psi_number_eval(struct psi_number *exp, impl_val *res, struct psi_call_f
                if (frame) PSI_DEBUG_PRINT(frame->context, " %" PRIu64, res->u64);
                return PSI_T_UINT64;
 
+       case PSI_T_FLOAT:
+               *res = exp->data.ival;
+               if (frame) PSI_DEBUG_PRINT(frame->context, " %" PRIfval, res->fval);
+               return exp->type;
+
        case PSI_T_DOUBLE:
                *res = exp->data.ival;
                if (frame) PSI_DEBUG_PRINT(frame->context, " %" PRIdval, res->dval);
@@ -663,7 +897,7 @@ token_t psi_number_eval(struct psi_number *exp, impl_val *res, struct psi_call_f
                return PSI_T_INT64;
 
        case PSI_T_NUMBER:
-               res->i64 = atol(exp->data.numb);
+               res->i64 = atol(exp->data.numb->val);
                return PSI_T_INT64;
 
        case PSI_T_CONST:
@@ -673,9 +907,12 @@ token_t psi_number_eval(struct psi_number *exp, impl_val *res, struct psi_call_f
                return psi_number_eval_decl_var(exp, res, frame);
 
        case PSI_T_DEFINE:
-               return psi_number_eval_define(exp, res, defs);
+               return psi_number_eval_define(exp, res, cpp, rec_guard);
 
        case PSI_T_FUNCTION:
+               return psi_number_eval_function(exp, res, cpp, rec_guard);
+
+       case PSI_T_CPP_HEADER:
                res->u8 = 0;
                return PSI_T_UINT8;