From: Michael Wallner <mike@php.net>
Date: Fri, 11 Dec 2015 20:15:04 +0000 (+0100)
Subject: flush
X-Git-Url: https://git.m6w6.name/?p=m6w6%2Fext-psi;a=commitdiff_plain;h=58066949f02dbdbc3ba7b3fa3a0e01836fa72663

flush
---

diff --git a/php_psi.h b/php_psi.h
index dd422b7..31de919 100644
--- a/php_psi.h
+++ b/php_psi.h
@@ -60,76 +60,12 @@ void psi_to_object(zval *return_value, set_value *set, impl_val *ret_val);
 
 void psi_call(zend_execute_data *execute_data, zval *return_value, impl *impl);
 
-static inline int psi_calc_num_exp_value(num_exp *exp, impl_val *val) {
-	switch (exp->t) {
-	case PSI_T_NUMBER:
-		switch (is_numeric_string(exp->u.numb, strlen(exp->u.numb), (zend_long *) val, (double *) val, 0)) {
-		case IS_LONG:
-			return PSI_T_INT64;
-		case IS_DOUBLE:
-			return PSI_T_DOUBLE;
-		}
-		break;
-
-	case PSI_T_NSNAME:
-		switch (exp->u.cnst->type->type) {
-		case PSI_T_INT:
-			val->i64 = zend_get_constant_str(exp->u.cnst->name, strlen(exp->u.cnst->name))->value.lval;
-			return PSI_T_INT64;
-		case PSI_T_FLOAT:
-			val->dval = zend_get_constant_str(exp->u.cnst->name, strlen(exp->u.cnst->name))->value.dval;
-			return PSI_T_DOUBLE;
-		default:
-			return 0;
-		}
-		break;
-
-	case PSI_T_NAME:
-		switch (real_decl_type(exp->u.dvar->arg->type)->type) {
-		case PSI_T_INT8:
-		case PSI_T_UINT8:
-		case PSI_T_INT16:
-		case PSI_T_UINT16:
-		case PSI_T_INT32:
-		case PSI_T_UINT32:
-		case PSI_T_INT64:
-		case PSI_T_UINT64:
-			memcpy(val, deref_impl_val(exp->u.dvar->arg->let->ptr, exp->u.dvar), sizeof(*val));
-			return real_decl_type(exp->u.dvar->arg->type)->type;
-
-		case PSI_T_FLOAT:
-		case PSI_T_DOUBLE:
-			memcpy(val, deref_impl_val(exp->u.dvar->arg->let->ptr, exp->u.dvar), sizeof(*val));
-			return real_decl_type(exp->u.dvar->arg->type)->type;
-
-		EMPTY_SWITCH_DEFAULT_CASE();
-		}
-		break;
+int psi_calc_num_exp(num_exp *exp, impl_val *ref, impl_val *res);
 
-	EMPTY_SWITCH_DEFAULT_CASE();
-	}
-	return  0;
-}
-
-static inline int psi_calc_num_exp(num_exp *exp, impl_val *val) {
-	impl_val num = {0};
-	int num_type = psi_calc_num_exp_value(exp, &num);
-
-	if (exp->operand) {
-		impl_val tmp = {0};
-		int tmp_type = psi_calc_num_exp(exp->operand, &tmp);
-
-		return exp->calculator(num_type, &num, tmp_type, &tmp, val);
-	}
-
-	memcpy(val, &num, sizeof(*val));
-	return num_type;
-}
-
-static inline zend_long psi_long_num_exp(num_exp *exp) {
+static inline zend_long psi_long_num_exp(num_exp *exp, impl_val *ref) {
 	impl_val val = {0};
 
-	switch (psi_calc_num_exp(exp, &val)) {
+	switch (psi_calc_num_exp(exp, ref, &val)) {
 	case PSI_T_UINT8:	val.u16 = val.u8;
 	case PSI_T_UINT16:	val.u32 = val.u16;
 	case PSI_T_UINT32:	val.u64 = val.u32;
@@ -144,6 +80,11 @@ static inline zend_long psi_long_num_exp(num_exp *exp) {
 	}
 }
 
+int psi_calc_add(int t1, impl_val *v1, int t2, impl_val *v2, impl_val *res);
+int psi_calc_sub(int t1, impl_val *v1, int t2, impl_val *v2, impl_val *res);
+int psi_calc_mul(int t1, impl_val *v1, int t2, impl_val *v2, impl_val *res);
+int psi_calc_div(int t1, impl_val *v1, int t2, impl_val *v2, impl_val *res);
+
 ZEND_BEGIN_MODULE_GLOBALS(psi)
 	char *engine;
 	char *directory;
diff --git a/psi.d/glob.psi b/psi.d/glob.psi
index 2bb952e..02d1c3d 100644
--- a/psi.d/glob.psi
+++ b/psi.d/glob.psi
@@ -9,7 +9,7 @@ function psi\glob(string $pattern, int $flags, array &$glob = NULL) : int {
 		to_int(gl_pathc),
 		to_int(gl_offs),
 		to_int(gl_flags),
-		to_array(**gl_pathv, gl_pathc, gl_offs, to_string(*gl_pathv))
+		to_array(**gl_pathv, gl_pathc + gl_offs, to_string(*gl_pathv))
 	);
 	free globfree(buf);
 }
diff --git a/src/context.c b/src/context.c
index 1e8204a..7f491b8 100644
--- a/src/context.c
+++ b/src/context.c
@@ -418,6 +418,62 @@ static inline decl_arg *locate_struct_member(decl_struct *s, decl_var *var) {
 
 	return NULL;
 }
+static inline constant *locate_num_exp_constant(num_exp *exp, constants *consts) {
+	size_t i;
+
+	for (i = 0; i < consts->count; ++i) {
+		constant *cnst = consts->list[i];
+
+		if (!strcmp(cnst->name, exp->u.numb)) {
+			free(exp->u.numb);
+			return exp->u.cnst = cnst;
+		}
+	}
+
+	return NULL;
+}
+static inline int validate_num_exp(PSI_Data *data, decl_args *dargs, num_exp *exp) {
+	if (exp->operand) {
+		switch (exp->operator) {
+		case PSI_T_PLUS:
+			exp->calculator = psi_calc_add;
+			break;
+		case PSI_T_MINUS:
+			exp->calculator = psi_calc_sub;
+			break;
+		case PSI_T_ASTERISK:
+			exp->calculator = psi_calc_mul;
+			break;
+		case PSI_T_SLASH:
+			exp->calculator = psi_calc_div;
+			break;
+		EMPTY_SWITCH_DEFAULT_CASE();
+		}
+		if (!validate_num_exp(data, dargs, exp->operand)) {
+			return 0;
+		}
+	}
+	switch (exp->t) {
+	case PSI_T_NAME:
+		if (!locate_decl_var_arg(exp->u.dvar, dargs)) {
+			data->error(PSI_WARNING, "Unknown variable '%s' in numeric expression",
+					exp->u.dvar->name);
+			return 0;
+		}
+		return 1;
+	case PSI_T_NSNAME:
+		if (!locate_num_exp_constant(exp, data->consts)) {
+			data->error(PSI_WARNING, "Unknown constant '%s' in numeric expression",
+					exp->u.numb);
+			return 0;
+		}
+		return 1;
+	case PSI_T_NUMBER:
+		return 1;
+	default:
+		return 0;
+	}
+}
 static inline int validate_set_value(PSI_Data *data, set_value *set, decl_arg *ref, decl_args *ref_list) {
 	size_t i;
 	decl_type *ref_type = real_decl_type(ref->type);
@@ -465,6 +521,11 @@ static inline int validate_set_value(PSI_Data *data, set_value *set, decl_arg *r
 			return 0;
 		}
 	}
+	if (set->num) {
+		if (!validate_num_exp(data, ref_list, set->num)) {
+			return 0;
+		}
+	}
 
 	if (ref_type->type == PSI_T_STRUCT) {
 		/* to_array(struct, to_...) */
@@ -548,42 +609,7 @@ static inline int validate_impl_ret_stmt(PSI_Data *data, impl *impl) {
 
 	return 1;
 }
-static inline constant *locate_num_exp_constant(num_exp *exp, constants *consts) {
-	size_t i;
-
-	for (i = 0; i < consts->count; ++i) {
-		constant *cnst = consts->list[i];
 
-		if (!strcmp(cnst->name, exp->u.numb)) {
-			free(exp->u.numb);
-			return exp->u.cnst = cnst;
-		}
-	}
-
-	return NULL;
-}
-static inline int validate_num_exp(PSI_Data *data, impl *impl, num_exp *exp) {
-	switch (exp->t) {
-	case PSI_T_NAME:
-		if (!locate_decl_var_arg(exp->u.dvar, impl->decl->args)) {
-			data->error(PSI_WARNING, "Unknown variable '%s' in numeric expression"
-					" of implementation '%s'", exp->u.dvar->name, impl->func->name);
-			return 0;
-		}
-		return 1;
-	case PSI_T_NSNAME:
-		if (!locate_num_exp_constant(exp, data->consts)) {
-			data->error(PSI_WARNING, "Unknown constant '%s' in numeric expression"
-					" of implementation '%s'", exp->u.numb, impl->func->name);
-			return 0;
-		}
-		return 1;
-	case PSI_T_NUMBER:
-		return 1;
-	default:
-		return 0;
-	}
-}
 static inline int validate_impl_let_stmts(PSI_Data *data, impl *impl) {
 	size_t i, j;
 	/* we can have multiple let stmts */
@@ -615,10 +641,10 @@ static inline int validate_impl_let_stmts(PSI_Data *data, impl *impl) {
 		int check = 0;
 
 		if (let->val && let->val->func && let->val->func->alloc) {
-			if (!validate_num_exp(data, impl, let->val->func->alloc->nmemb)) {
+			if (!validate_num_exp(data, impl->decl->args, let->val->func->alloc->nmemb)) {
 				return 0;
 			}
-			if (!validate_num_exp(data, impl, let->val->func->alloc->size)) {
+			if (!validate_num_exp(data, impl->decl->args, let->val->func->alloc->size)) {
 				return 0;
 			}
 		}
diff --git a/src/module.c b/src/module.c
index 873d56b..4a5aa3e 100644
--- a/src/module.c
+++ b/src/module.c
@@ -359,16 +359,6 @@ void *psi_array_to_struct(decl_struct *s, HashTable *arr)
 	return mem;
 }
 
-static inline impl_val *struct_member_ref(decl_arg *set_arg, impl_val *struct_ptr, impl_val **to_free) {
-	void *ptr = (char *) struct_ptr->ptr + set_arg->layout->pos;
-	impl_val *val = enref_impl_val(ptr, set_arg->var);
-
-	if (val != ptr) {
-		*to_free = val;
-	}
-
-	return val;
-}
 void psi_to_array(zval *return_value, set_value *set, impl_val *r_val)
 {
 	size_t i;
@@ -431,12 +421,12 @@ void psi_to_array(zval *return_value, set_value *set, impl_val *r_val)
 	} else if (set->vars->count > 1) {
 		/* to_array(arr_var, cnt_var[, cnt_var...], to_int(*arr_var))
 		 * check for length in second var
-		 */
+		 * /
 		size_t count = 0;
 		zval ele;
 
 		if (set->outer.set) {
-			/* struct */
+			/* struct *//*
 			for (i = 1; i < set->vars->count; ++i) {
 				impl_val *tmp = NULL, *cnt_val;
 				decl_var *cnt_var = set->vars->vars[i];
@@ -456,6 +446,20 @@ void psi_to_array(zval *return_value, set_value *set, impl_val *r_val)
 			size_t size = psi_t_size(var->arg->var->pointer_level ? PSI_T_POINTER : t);
 			impl_val *ptr = iterate(ret_val, size, i, &tmp);
 
+			set->inner[0]->func->handler(&ele, set->inner[0], ptr);
+			add_next_index_zval(return_value, &ele);
+		}
+		*/
+	} else if (set->num) {
+		/* to_array(arr_var, num_expr, to_int(*arr_var))
+		 */
+		zval ele;
+		zend_long i, n = psi_long_num_exp(set->num, r_val);
+
+		for (i = 0; i < n; ++i) {
+			size_t size = psi_t_size(var->arg->var->pointer_level ? PSI_T_POINTER : t);
+			impl_val *ptr = iterate(ret_val, size, i, &tmp);
+
 			set->inner[0]->func->handler(&ele, set->inner[0], ptr);
 			add_next_index_zval(return_value, &ele);
 		}
@@ -552,7 +556,7 @@ static inline ZEND_RESULT_CODE psi_parse_args(zend_execute_data *execute_data, i
 
 static inline void *psi_do_calloc(let_calloc *alloc)
 {
-	zend_long n = psi_long_num_exp(alloc->nmemb), s = psi_long_num_exp(alloc->size);
+	zend_long n = psi_long_num_exp(alloc->nmemb, NULL), s = psi_long_num_exp(alloc->size, NULL);
 	void *mem = safe_emalloc(n, s, sizeof(void *));
 	memset(mem, 0, n * s + sizeof(void *));
 	return mem;
@@ -729,134 +733,221 @@ static inline void psi_do_clean(impl *impl)
 	}
 }
 
+static inline int psi_calc_num_exp_value(num_exp *exp, impl_val *ref, impl_val *res) {
+	impl_val *tmp = NULL;
 
-#define PSI_CALC_OP(var) res->var = PSI_CALC(v1->var, v2->var)
-#define PSI_CALC_OP2(vres, var1, var2) res->vres = PSI_CALC(v1->var1, v2->var2)
-
-int psi_calc_plus(unsigned char t1, impl_val *v1, unsigned char t2, impl_val *v2, impl_val *res)
-{
-#undef PSI_CALC
-#define PSI_CALC(var1, var2) (var1) + (var2)
-	if (t1 == t2) {
-		switch (t1) {
-		case PSI_T_FLOAT:	PSI_CALC_OP(fval);	break;
-		case PSI_T_DOUBLE:	PSI_CALC_OP(dval);	break;
-		case PSI_T_INT8:	PSI_CALC_OP(i8);	break;
-		case PSI_T_UINT8:	PSI_CALC_OP(u8);	break;
-		case PSI_T_INT16:	PSI_CALC_OP(i16);	break;
-		case PSI_T_UINT16:	PSI_CALC_OP(u16);	break;
-		case PSI_T_INT32:	PSI_CALC_OP(i32);	break;
-		case PSI_T_UINT32:	PSI_CALC_OP(u32);	break;
-		case PSI_T_INT64:	PSI_CALC_OP(i64);	break;
-		case PSI_T_UINT64:	PSI_CALC_OP(u64);	break;
-		EMPTY_SWITCH_DEFAULT_CASE();
-		}
-		return t1;
-	} else if (t1 == PSI_T_DOUBLE) {
-		switch (t2) {
-		case PSI_T_FLOAT:	PSI_CALC_OP2(dval, dval, fval);	break;
-		case PSI_T_INT8:	PSI_CALC_OP2(dval, dval, i8);	break;
-		case PSI_T_UINT8:	PSI_CALC_OP2(dval, dval, u8);	break;
-		case PSI_T_INT16:	PSI_CALC_OP2(dval, dval, i16);	break;
-		case PSI_T_UINT16:	PSI_CALC_OP2(dval, dval, u16);	break;
-		case PSI_T_INT32:	PSI_CALC_OP2(dval, dval, i32);	break;
-		case PSI_T_UINT32:	PSI_CALC_OP2(dval, dval, u32);	break;
-		case PSI_T_INT64:	PSI_CALC_OP2(dval, dval, i64);	break;
-		case PSI_T_UINT64:	PSI_CALC_OP2(dval, dval, u64);	break;
-		EMPTY_SWITCH_DEFAULT_CASE();
+	switch (exp->t) {
+	case PSI_T_NUMBER:
+		switch (is_numeric_string(exp->u.numb, strlen(exp->u.numb), (zend_long *) res, (double *) res, 0)) {
+		case IS_LONG:
+			return PSI_T_INT64;
+		case IS_DOUBLE:
+			return PSI_T_DOUBLE;
 		}
-		return t1;
-	} else if (t2 == PSI_T_DOUBLE) {
-		switch (t1) {
-		case PSI_T_FLOAT:	PSI_CALC_OP2(dval, fval, dval);	break;
-		case PSI_T_INT8:	PSI_CALC_OP2(dval, i8, dval);	break;
-		case PSI_T_UINT8:	PSI_CALC_OP2(dval, u8, dval);	break;
-		case PSI_T_INT16:	PSI_CALC_OP2(dval, i16, dval);	break;
-		case PSI_T_UINT16:	PSI_CALC_OP2(dval, u16, dval);	break;
-		case PSI_T_INT32:	PSI_CALC_OP2(dval, i32, dval);	break;
-		case PSI_T_UINT32:	PSI_CALC_OP2(dval, u32, dval);	break;
-		case PSI_T_INT64:	PSI_CALC_OP2(dval, i64, dval);	break;
-		case PSI_T_UINT64:	PSI_CALC_OP2(dval, u64, dval);	break;
-		EMPTY_SWITCH_DEFAULT_CASE();
-		}
-		return t2;
-	} else if (t1 == PSI_T_FLOAT) {
-		switch (t2) {
-		case PSI_T_DOUBLE:	PSI_CALC_OP2(dval, fval, dval);	return t2;
-		case PSI_T_INT8:	PSI_CALC_OP2(fval, fval, i8);	break;
-		case PSI_T_UINT8:	PSI_CALC_OP2(fval, fval, u8);	break;
-		case PSI_T_INT16:	PSI_CALC_OP2(fval, fval, i16);	break;
-		case PSI_T_UINT16:	PSI_CALC_OP2(fval, fval, u16);	break;
-		case PSI_T_INT32:	PSI_CALC_OP2(fval, fval, i32);	break;
-		case PSI_T_UINT32:	PSI_CALC_OP2(fval, fval, u32);	break;
-		case PSI_T_INT64:	PSI_CALC_OP2(fval, fval, i64);	break;
-		case PSI_T_UINT64:	PSI_CALC_OP2(fval, fval, u64);	break;
-		EMPTY_SWITCH_DEFAULT_CASE();
-		}
-		return t1;
-	} else if (t2 == PSI_T_FLOAT) {
-		switch (t1) {
-		case PSI_T_DOUBLE:	PSI_CALC_OP2(dval, dval, fval);	return t1;
-		case PSI_T_INT8:	PSI_CALC_OP2(fval, i8, fval);	break;
-		case PSI_T_UINT8:	PSI_CALC_OP2(fval, u8, fval);	break;
-		case PSI_T_INT16:	PSI_CALC_OP2(fval, i16, fval);	break;
-		case PSI_T_UINT16:	PSI_CALC_OP2(fval, u16, fval);	break;
-		case PSI_T_INT32:	PSI_CALC_OP2(fval, i32, fval);	break;
-		case PSI_T_UINT32:	PSI_CALC_OP2(fval, u32, fval);	break;
-		case PSI_T_INT64:	PSI_CALC_OP2(fval, i64, fval);	break;
-		case PSI_T_UINT64:	PSI_CALC_OP2(fval, u64, fval);	break;
-		EMPTY_SWITCH_DEFAULT_CASE();
+		break;
+
+	case PSI_T_NSNAME:
+		switch (exp->u.cnst->type->type) {
+		case PSI_T_INT:
+			res->i64 = zend_get_constant_str(exp->u.cnst->name, strlen(exp->u.cnst->name))->value.lval;
+			return PSI_T_INT64;
+		case PSI_T_FLOAT:
+			res->dval = zend_get_constant_str(exp->u.cnst->name, strlen(exp->u.cnst->name))->value.dval;
+			return PSI_T_DOUBLE;
+		default:
+			return 0;
 		}
-		return t2;
-	} else {
-		int64_t sval1 = v1->i64, sval2 = v2->i64;
-		uint64_t uval1 = v1->u64, uval2 = v2->u64;
+		break;
 
-		switch (t1) {
-		case PSI_T_INT8:	sval1 >>= 8;
-		case PSI_T_INT16:	sval1 >>= 8;
-		case PSI_T_INT32:	sval1 >>= 8;
+	case PSI_T_NAME:
+		if (exp->u.dvar->arg->let) {
+			ref = exp->u.dvar->arg->let->ptr;
+		} else {
+			ref = struct_member_ref(exp->u.dvar->arg, ref, &tmp);
+		}
+		switch (real_decl_type(exp->u.dvar->arg->type)->type) {
+		case PSI_T_INT8:
+		case PSI_T_UINT8:
+		case PSI_T_INT16:
+		case PSI_T_UINT16:
+		case PSI_T_INT32:
+		case PSI_T_UINT32:
 		case PSI_T_INT64:
-			switch (t2) {
-			case PSI_T_INT8:	sval2 >>= 8;
-			case PSI_T_INT16:	sval2 >>= 8;
-			case PSI_T_INT32:	sval2 >>= 8;
-			case PSI_T_INT64:
-				res->i64 = PSI_CALC(sval1 , sval2);
-				return PSI_T_INT64;
-			case PSI_T_UINT8:	uval2 >>= 8;
-			case PSI_T_UINT16:	uval2 >>= 8;
-			case PSI_T_UINT32:	uval2 >>= 8;
-			case PSI_T_UINT64:
-				res->i64 = PSI_CALC(sval1, uval2);
-				return PSI_T_INT64;
-			}
-			break;
-		case PSI_T_UINT8:	uval1 >>= 8;
-		case PSI_T_UINT16:	uval1 >>= 8;
-		case PSI_T_UINT32:	uval1 >>= 8;
 		case PSI_T_UINT64:
-			switch (t2) {
-			case PSI_T_INT8:	sval2 >>= 8;
-			case PSI_T_INT16:	sval2 >>= 8;
-			case PSI_T_INT32:	sval2 >>= 8;
-			case PSI_T_INT64:
-				res->i64 = PSI_CALC(uval1, sval2);
-				return PSI_T_INT64;
-			case PSI_T_UINT8:	uval2 >>= 8;
-			case PSI_T_UINT16:	uval2 >>= 8;
-			case PSI_T_UINT32:	uval2 >>= 8;
-			case PSI_T_UINT64:
-				res->u64 = PSI_CALC(uval1, uval2);
-				return PSI_T_UINT64;
+			memcpy(res, deref_impl_val(ref, exp->u.dvar), sizeof(*res));
+			if (tmp) {
+				free(tmp);
 			}
-			break;
+			return real_decl_type(exp->u.dvar->arg->type)->type;
+
+		case PSI_T_FLOAT:
+		case PSI_T_DOUBLE:
+			memcpy(res, deref_impl_val(ref, exp->u.dvar), sizeof(*res));
+			if (tmp) {
+				free(tmp);
+			}
+			return real_decl_type(exp->u.dvar->arg->type)->type;
+
+		EMPTY_SWITCH_DEFAULT_CASE();
 		}
+		break;
+
+	EMPTY_SWITCH_DEFAULT_CASE();
 	}
-	ZEND_ASSERT(0);
-	return 0;
+	return  0;
 }
 
+int psi_calc_num_exp(num_exp *exp, impl_val *ref, impl_val *res) {
+	impl_val num = {0};
+	int num_type = psi_calc_num_exp_value(exp, ref, &num);
+
+	if (exp->operand) {
+		impl_val tmp = {0};
+		int tmp_type = psi_calc_num_exp(exp->operand, ref, &tmp);
+
+		return exp->calculator(num_type, &num, tmp_type, &tmp, res);
+	}
+
+	memcpy(res, &num, sizeof(*res));
+	return num_type;
+}
+
+#define PSI_CALC_OP(var) res->var = PSI_CALC(v1->var, v2->var)
+#define PSI_CALC_OP2(vres, var1, var2) res->vres = PSI_CALC(v1->var1, v2->var2)
+#define PSI_CALC_FN(op) int psi_calc_##op(int t1, impl_val *v1, int t2, impl_val *v2, impl_val *res) \
+{ \
+	if (t1 == t2) { \
+		switch (t1) { \
+		case PSI_T_FLOAT:	PSI_CALC_OP(fval);	break; \
+		case PSI_T_DOUBLE:	PSI_CALC_OP(dval);	break; \
+		case PSI_T_INT8:	PSI_CALC_OP(i8);	break; \
+		case PSI_T_UINT8:	PSI_CALC_OP(u8);	break; \
+		case PSI_T_INT16:	PSI_CALC_OP(i16);	break; \
+		case PSI_T_UINT16:	PSI_CALC_OP(u16);	break; \
+		case PSI_T_INT32:	PSI_CALC_OP(i32);	break; \
+		case PSI_T_UINT32:	PSI_CALC_OP(u32);	break; \
+		case PSI_T_INT64:	PSI_CALC_OP(i64);	break; \
+		case PSI_T_UINT64:	PSI_CALC_OP(u64);	break; \
+		EMPTY_SWITCH_DEFAULT_CASE(); \
+		} \
+		return t1; \
+	} else if (t1 == PSI_T_DOUBLE) { \
+		switch (t2) { \
+		case PSI_T_FLOAT:	PSI_CALC_OP2(dval, dval, fval);	break; \
+		case PSI_T_INT8:	PSI_CALC_OP2(dval, dval, i8);	break; \
+		case PSI_T_UINT8:	PSI_CALC_OP2(dval, dval, u8);	break; \
+		case PSI_T_INT16:	PSI_CALC_OP2(dval, dval, i16);	break; \
+		case PSI_T_UINT16:	PSI_CALC_OP2(dval, dval, u16);	break; \
+		case PSI_T_INT32:	PSI_CALC_OP2(dval, dval, i32);	break; \
+		case PSI_T_UINT32:	PSI_CALC_OP2(dval, dval, u32);	break; \
+		case PSI_T_INT64:	PSI_CALC_OP2(dval, dval, i64);	break; \
+		case PSI_T_UINT64:	PSI_CALC_OP2(dval, dval, u64);	break; \
+		EMPTY_SWITCH_DEFAULT_CASE(); \
+		} \
+		return t1; \
+	} else if (t2 == PSI_T_DOUBLE) { \
+		switch (t1) { \
+		case PSI_T_FLOAT:	PSI_CALC_OP2(dval, fval, dval);	break; \
+		case PSI_T_INT8:	PSI_CALC_OP2(dval, i8, dval);	break; \
+		case PSI_T_UINT8:	PSI_CALC_OP2(dval, u8, dval);	break; \
+		case PSI_T_INT16:	PSI_CALC_OP2(dval, i16, dval);	break; \
+		case PSI_T_UINT16:	PSI_CALC_OP2(dval, u16, dval);	break; \
+		case PSI_T_INT32:	PSI_CALC_OP2(dval, i32, dval);	break; \
+		case PSI_T_UINT32:	PSI_CALC_OP2(dval, u32, dval);	break; \
+		case PSI_T_INT64:	PSI_CALC_OP2(dval, i64, dval);	break; \
+		case PSI_T_UINT64:	PSI_CALC_OP2(dval, u64, dval);	break; \
+		EMPTY_SWITCH_DEFAULT_CASE(); \
+		} \
+		return t2; \
+	} else if (t1 == PSI_T_FLOAT) { \
+		switch (t2) { \
+		case PSI_T_DOUBLE:	PSI_CALC_OP2(dval, fval, dval);	return t2; \
+		case PSI_T_INT8:	PSI_CALC_OP2(fval, fval, i8);	break; \
+		case PSI_T_UINT8:	PSI_CALC_OP2(fval, fval, u8);	break; \
+		case PSI_T_INT16:	PSI_CALC_OP2(fval, fval, i16);	break; \
+		case PSI_T_UINT16:	PSI_CALC_OP2(fval, fval, u16);	break; \
+		case PSI_T_INT32:	PSI_CALC_OP2(fval, fval, i32);	break; \
+		case PSI_T_UINT32:	PSI_CALC_OP2(fval, fval, u32);	break; \
+		case PSI_T_INT64:	PSI_CALC_OP2(fval, fval, i64);	break; \
+		case PSI_T_UINT64:	PSI_CALC_OP2(fval, fval, u64);	break; \
+		EMPTY_SWITCH_DEFAULT_CASE(); \
+		} \
+		return t1; \
+	} else if (t2 == PSI_T_FLOAT) { \
+		switch (t1) { \
+		case PSI_T_DOUBLE:	PSI_CALC_OP2(dval, dval, fval);	return t1; \
+		case PSI_T_INT8:	PSI_CALC_OP2(fval, i8, fval);	break; \
+		case PSI_T_UINT8:	PSI_CALC_OP2(fval, u8, fval);	break; \
+		case PSI_T_INT16:	PSI_CALC_OP2(fval, i16, fval);	break; \
+		case PSI_T_UINT16:	PSI_CALC_OP2(fval, u16, fval);	break; \
+		case PSI_T_INT32:	PSI_CALC_OP2(fval, i32, fval);	break; \
+		case PSI_T_UINT32:	PSI_CALC_OP2(fval, u32, fval);	break; \
+		case PSI_T_INT64:	PSI_CALC_OP2(fval, i64, fval);	break; \
+		case PSI_T_UINT64:	PSI_CALC_OP2(fval, u64, fval);	break; \
+		EMPTY_SWITCH_DEFAULT_CASE(); \
+		} \
+		return t2; \
+	} else { \
+		int64_t sval1 = v1->i64, sval2 = v2->i64; \
+		uint64_t uval1 = v1->u64, uval2 = v2->u64; \
+		switch (t1) { \
+		case PSI_T_INT8:	sval1 >>= 8; \
+		case PSI_T_INT16:	sval1 >>= 8; \
+		case PSI_T_INT32:	sval1 >>= 8; \
+		case PSI_T_INT64: \
+			switch (t2) { \
+			case PSI_T_INT8:	sval2 >>= 8; \
+			case PSI_T_INT16:	sval2 >>= 8; \
+			case PSI_T_INT32:	sval2 >>= 8; \
+			case PSI_T_INT64: \
+				res->i64 = PSI_CALC(sval1 , sval2); \
+				return PSI_T_INT64; \
+			case PSI_T_UINT8:	uval2 >>= 8; \
+			case PSI_T_UINT16:	uval2 >>= 8; \
+			case PSI_T_UINT32:	uval2 >>= 8; \
+			case PSI_T_UINT64: \
+				res->i64 = PSI_CALC(sval1, uval2); \
+				return PSI_T_INT64; \
+			} \
+			break; \
+		case PSI_T_UINT8:	uval1 >>= 8; \
+		case PSI_T_UINT16:	uval1 >>= 8; \
+		case PSI_T_UINT32:	uval1 >>= 8; \
+		case PSI_T_UINT64: \
+			switch (t2) { \
+			case PSI_T_INT8:	sval2 >>= 8; \
+			case PSI_T_INT16:	sval2 >>= 8; \
+			case PSI_T_INT32:	sval2 >>= 8; \
+			case PSI_T_INT64: \
+				res->i64 = PSI_CALC(uval1, sval2); \
+				return PSI_T_INT64; \
+			case PSI_T_UINT8:	uval2 >>= 8; \
+			case PSI_T_UINT16:	uval2 >>= 8; \
+			case PSI_T_UINT32:	uval2 >>= 8; \
+			case PSI_T_UINT64: \
+				res->u64 = PSI_CALC(uval1, uval2); \
+				return PSI_T_UINT64; \
+			} \
+			break; \
+		} \
+	} \
+	ZEND_ASSERT(0); \
+	return 0; \
+}
+
+#undef PSI_CALC
+#define PSI_CALC(var1, var2) (var1) + (var2)
+PSI_CALC_FN(add)
+#undef PSI_CALC
+#define PSI_CALC(var1, var2) (var1) * (var2)
+PSI_CALC_FN(mul)
+#undef PSI_CALC
+#define PSI_CALC(var1, var2) (var1) - (var2)
+PSI_CALC_FN(sub)
+#undef PSI_CALC
+#define PSI_CALC(var1, var2) (var1) / (var2)
+PSI_CALC_FN(div)
+
 void psi_call(zend_execute_data *execute_data, zval *return_value, impl *impl)
 {
 	impl_val ret_val;
diff --git a/src/parser.h b/src/parser.h
index 28f436f..2e551dc 100644
--- a/src/parser.h
+++ b/src/parser.h
@@ -728,6 +728,7 @@ static inline void free_set_func(set_func *func) {
 typedef struct set_value {
 	set_func *func;
 	decl_vars *vars;
+	num_exp *num;
 	struct {
 		struct set_value *set;
 		impl_val *val;
@@ -1012,6 +1013,16 @@ static void free_impls(impls *impls) {
 	free(impls);
 }
 
+static inline impl_val *struct_member_ref(decl_arg *set_arg, impl_val *struct_ptr, impl_val **to_free) {
+	void *ptr = (char *) struct_ptr->ptr + set_arg->layout->pos;
+	impl_val *val = enref_impl_val(ptr, set_arg->var);
+
+	if (val != ptr) {
+		*to_free = val;
+	}
+
+	return val;
+}
 
 #define PSI_ERROR 16
 #define PSI_WARNING 32
diff --git a/src/parser_proc.y b/src/parser_proc.y
index 0dc928f..c90062a 100644
--- a/src/parser_proc.y
+++ b/src/parser_proc.y
@@ -412,13 +412,23 @@ set_stmt(set) ::= SET impl_var(var) EQUALS set_value(val) EOS. {
 
 %type set_value {set_value*}
 %destructor set_value {free_set_value($$);}
-set_value(val) ::= set_func(func) LPAREN decl_vars(vars) RPAREN. {
-	val = init_set_value(func, vars);
+set_value(val) ::= set_func(func) LPAREN decl_var(var) RPAREN. {
+	val = init_set_value(func, init_decl_vars(var));
 }
-set_value(val) ::= set_func(func_) LPAREN decl_vars(vars_) COMMA set_vals(vals) RPAREN. {
+set_value(val) ::= set_func(func) LPAREN decl_var(var) COMMA num_exp(num_) RPAREN. {
+	val = init_set_value(func, init_decl_vars(var));
+	val->num = num_;
+}
+set_value(val) ::= set_func(func_) LPAREN decl_var(var) COMMA set_vals(vals) RPAREN. {
+	val = vals;
+	val->func = func_;
+	val->vars = init_decl_vars(var);
+}
+set_value(val) ::= set_func(func_) LPAREN decl_var(var) COMMA num_exp(num_) COMMA set_vals(vals) RPAREN. {
 	val = vals;
 	val->func = func_;
-	val->vars = vars_;
+	val->num = num_;
+	val->vars = init_decl_vars(var);
 }
 %type set_vals {set_value*}
 %destructor set_vals {free_set_value($$);}
diff --git a/tests/pipe/pipe.psi b/tests/pipe/pipe.psi
index deb11d0..fd7e3ff 100644
--- a/tests/pipe/pipe.psi
+++ b/tests/pipe/pipe.psi
@@ -3,6 +3,6 @@ extern int pipe(int fds[2]);
 
 function \pipe(array &$fds = null) : int {
 	return to_int(pipe);
-	let fds = calloc(2, int);
+	let fds = calloc(2, psi\SIZEOF_INT);
 	set $fds = to_array(fds[2]);
 }