diff options
Diffstat (limited to 'gcc/ada/sem_util.ads')
| -rw-r--r-- | gcc/ada/sem_util.ads | 57 |
1 files changed, 35 insertions, 22 deletions
diff --git a/gcc/ada/sem_util.ads b/gcc/ada/sem_util.ads index 175b315..aeedc7d 100644 --- a/gcc/ada/sem_util.ads +++ b/gcc/ada/sem_util.ads @@ -152,14 +152,14 @@ package Sem_Util is -- with OpenVMS ports. The argument is the construct in question -- and is used to post the error message. - procedure Collect_Abstract_Interfaces - (T : Entity_Id; - Ifaces_List : out Elist_Id; - Exclude_Parent_Interfaces : Boolean := False; - Use_Full_View : Boolean := True); + procedure Collect_Interfaces + (T : Entity_Id; + Ifaces_List : out Elist_Id; + Exclude_Parents : Boolean := False; + Use_Full_View : Boolean := True); -- Ada 2005 (AI-251): Collect whole list of abstract interfaces that are - -- directly or indirectly implemented by T. Exclude_Parent_Interfaces is - -- used to avoid addition of inherited interfaces to the generated list. + -- directly or indirectly implemented by T. Exclude_Parents is used to + -- avoid the addition of inherited interfaces to the generated list. -- Use_Full_View is used to collect the interfaces using the full-view -- (if available). @@ -498,14 +498,6 @@ package Sem_Util is -- as an access type internally, this function tests only for access types -- known to the programmer. See also Has_Tagged_Component. - function Has_Abstract_Interfaces - (T : Entity_Id; - Use_Full_View : Boolean := True) return Boolean; - -- Where T is a concurrent type or a record type, returns true if T covers - -- any abstract interface types. In case of private types the argument - -- Use_Full_View controls if the check is done using its full view (if - -- available). - type Alignment_Result is (Known_Compatible, Unknown, Known_Incompatible); -- Result of Has_Compatible_Alignment test, description found below. Note -- that the values are arranged in increasing order of problematicness. @@ -542,6 +534,14 @@ package Sem_Util is -- Determines if the range of the floating-point type E includes -- infinities. Returns False if E is not a floating-point type. + function Has_Interfaces + (T : Entity_Id; + Use_Full_View : Boolean := True) return Boolean; + -- Where T is a concurrent type or a record type, returns true if T covers + -- any abstract interface types. In case of private types the argument + -- Use_Full_View controls if the check is done using its full view (if + -- available). + function Has_Null_Exclusion (N : Node_Id) return Boolean; -- Determine whether node N has a null exclusion @@ -572,6 +572,12 @@ package Sem_Util is -- component is present. This function is used to check if '=' has to be -- expanded into a bunch component comparisons. + function Implements_Interface + (Typ_Ent : Entity_Id; + Iface_Ent : Entity_Id; + Exclude_Parents : Boolean := False) return Boolean; + -- Returns true if the Typ implements interface Iface + function In_Instance return Boolean; -- Returns True if the current scope is within a generic instance @@ -716,13 +722,6 @@ package Sem_Util is -- is a variable (in the Is_Variable sense) with a non-tagged type -- target are considered view conversions and hence variables. - function Is_Parent - (E1 : Entity_Id; - E2 : Entity_Id) return Boolean; - -- Determine whether E1 is a parent of E2. For a concurrent type, the - -- parent is the first element of its list of interface types; for other - -- types, this function provides the same result as Is_Ancestor. - function Is_Partially_Initialized_Type (Typ : Entity_Id) return Boolean; -- Typ is a type entity. This function returns true if this type is -- partly initialized, meaning that an object of the type is at least @@ -951,6 +950,13 @@ package Sem_Util is -- For convenience, qualified expressions applied to object names -- are also allowed as actuals for this function. + function Primitive_Names_Match (E1, E2 : Entity_Id) return Boolean; + -- Returns True if the names of both entities correspond with matching + -- primitives. This routine includes support for the case in which one + -- or both entities correspond with entities built by Derive_Subprogram + -- with a special name to avoid being overriden (ie. return true in case + -- of entities with names "nameP" and "name" or viceversa). + function Private_Component (Type_Id : Entity_Id) return Entity_Id; -- Returns some private component (if any) of the given Type_Id. -- Used to enforce the rules on visibility of operations on composite @@ -974,6 +980,9 @@ package Sem_Util is -- S is a possibly signed syntactically valid real literal. The result -- returned is an N_Real_Literal node representing the literal value. + procedure Remove_Homonym (E : Entity_Id); + -- Removes E from the homonym chain + function Rep_To_Pos_Flag (E : Entity_Id; Loc : Source_Ptr) return Node_Id; -- This is used to construct the second argument in a call to Rep_To_Pos -- which is Standard_True if range checks are enabled (E is an entity to @@ -1147,6 +1156,10 @@ package Sem_Util is function Type_Access_Level (Typ : Entity_Id) return Uint; -- Return the accessibility level of Typ + function Ultimate_Alias (Prim : Entity_Id) return Entity_Id; + -- Return the last entity in the chain of aliased entities of Prim. + -- If Prim has no alias return Prim. + function Unit_Declaration_Node (Unit_Id : Entity_Id) return Node_Id; -- Unit_Id is the simple name of a program unit, this function returns the -- corresponding xxx_Declaration node for the entity. Also applies to the |