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author | gingold | 2005-10-09 17:24:34 +0000 |
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committer | gingold | 2005-10-09 17:24:34 +0000 |
commit | 637d7c01c8c5d577f590f0d6891ab214697255b9 (patch) | |
tree | 567462732ae01cc595ad6d1989ecea939595e1be /ortho/gcc/ortho_gcc.ads | |
parent | a624ea2b7a3b27f82cb25725b27fd27330c4cf0e (diff) | |
download | ghdl-637d7c01c8c5d577f590f0d6891ab214697255b9.tar.gz ghdl-637d7c01c8c5d577f590f0d6891ab214697255b9.tar.bz2 ghdl-637d7c01c8c5d577f590f0d6891ab214697255b9.zip |
gcc renamed to gcc34
Diffstat (limited to 'ortho/gcc/ortho_gcc.ads')
-rw-r--r-- | ortho/gcc/ortho_gcc.ads | 557 |
1 files changed, 0 insertions, 557 deletions
diff --git a/ortho/gcc/ortho_gcc.ads b/ortho/gcc/ortho_gcc.ads deleted file mode 100644 index e7c3679..0000000 --- a/ortho/gcc/ortho_gcc.ads +++ /dev/null @@ -1,557 +0,0 @@ --- Ortho implementation for GCC. --- Copyright (C) 2002, 2003, 2004, 2005 Tristan Gingold --- --- GHDL is free software; you can redistribute it and/or modify it under --- the terms of the GNU General Public License as published by the Free --- Software Foundation; either version 2, or (at your option) any later --- version. --- --- GHDL is distributed in the hope that it will be useful, but WITHOUT ANY --- WARRANTY; without even the implied warranty of MERCHANTABILITY or --- FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License --- for more details. --- --- You should have received a copy of the GNU General Public License --- along with GCC; see the file COPYING. If not, write to the Free --- Software Foundation, 59 Temple Place - Suite 330, Boston, MA --- 02111-1307, USA. -with Interfaces; use Interfaces; -with Ortho_Ident; -use Ortho_Ident; -with Agcc.Trees; use Agcc.Trees; - - --- Interface to create nodes. -package Ortho_Gcc is - --- PUBLIC DECLARATIONS - -- PUBLIC PART is defined in ortho_nodes.common.ads - type O_Cnode is private; - type O_Dnode is private; - type O_Enode is private; - type O_Fnode is private; - type O_Lnode is private; - type O_Tnode is private; - type O_Snode is private; - - -- Alloca builtin, to be set during initialization. - Alloca_Function_Ptr : Tree; - - -- Must be called during initialization, before use of any subprograms. - procedure Init; - - O_Cnode_Null : constant O_Cnode; - O_Dnode_Null : constant O_Dnode; - O_Enode_Null : constant O_Enode; - O_Fnode_Null : constant O_Fnode; - O_Lnode_Null : constant O_Lnode; - O_Snode_Null : constant O_Snode; - O_Tnode_Null : constant O_Tnode; - - - ------------------------ - -- Type definitions -- - ------------------------ - - type Bitsize_Type is range 0 .. 1024; - - -- Standard types metrics. 0 means unknown. - Metric_Char : Bitsize_Type := 0; - Metric_Short : Bitsize_Type := 0; - Metric_Int : Bitsize_Type := 0; - Metric_Long : Bitsize_Type := 0; - Metric_Long_Long : Bitsize_Type := 0; - Metric_Enum : Bitsize_Type := 0; - Metric_Float : Bitsize_Type := 0; - Metric_Double : Bitsize_Type := 0; - Metric_Long_Double : Bitsize_Type := 0; - - type O_Element_List is limited private; - - -- Build a record type. - procedure Start_Record_Type (Elements : out O_Element_List); - -- Add a field in the record; not constrained array are prohibited, since - -- its size is unlimited. - procedure New_Record_Field - (Elements : in out O_Element_List; - El : out O_Fnode; - Ident : O_Ident; Etype : O_Tnode); - -- Finish the record type. - procedure Finish_Record_Type - (Elements : in out O_Element_List; Res : out O_Tnode); - - -- Build an uncomplete record type: - -- First call NEW_UNCOMPLETE_RECORD_TYPE, which returns a record type. - -- This type can be declared or used to define access types on it. - -- Then, complete (if necessary) the record type, by calling - -- START_UNCOMPLETE_RECORD_TYPE, NEW_RECORD_FIELD and FINISH_RECORD_TYPE. - procedure New_Uncomplete_Record_Type (Res : out O_Tnode); - procedure Start_Uncomplete_Record_Type (Res : O_Tnode; - Elements : out O_Element_List); - - -- Build an union type. - procedure Start_Union_Type (Elements : out O_Element_List); - procedure New_Union_Field - (Elements : in out O_Element_List; - El : out O_Fnode; - Ident : O_Ident; - Etype : O_Tnode); - procedure Finish_Union_Type - (Elements : in out O_Element_List; Res : out O_Tnode); - - -- Build an access type. - -- DTYPE may be O_tnode_null in order to build an incomplete access type. - -- It is completed with finish_access_type. - function New_Access_Type (Dtype : O_Tnode) return O_Tnode; - procedure Finish_Access_Type (Atype : O_Tnode; Dtype : O_Tnode); - - -- Build an array type. - -- The array is not constrained and unidimensional. - function New_Array_Type (El_Type : O_Tnode; Index_Type : O_Tnode) - return O_Tnode; - - -- Build a constrained array type. - function New_Constrained_Array_Type (Atype : O_Tnode; Length : O_Cnode) - return O_Tnode; - - -- Build a scalar type; size may be 8, 16, 32 or 64. - function New_Unsigned_Type (Size : Natural) return O_Tnode; - function New_Signed_Type (Size : Natural) return O_Tnode; - - -- Build a float type. - function New_Float_Type return O_Tnode; - - -- Build a boolean type. - procedure New_Boolean_Type (Res : out O_Tnode; - False_Id : O_Ident; - False_E : out O_Cnode; - True_Id : O_Ident; - True_E : out O_Cnode); - - -- Create an enumeration - type O_Enum_List is limited private; - - -- Elements are declared in order, the first is ordered from 0. - procedure Start_Enum_Type (List : out O_Enum_List; Size : Natural); - procedure New_Enum_Literal (List : in out O_Enum_List; - Ident : O_Ident; Res : out O_Cnode); - procedure Finish_Enum_Type (List : in out O_Enum_List; Res : out O_Tnode); - - ---------------- - -- Literals -- - ---------------- - - -- Create a literal from an integer. - function New_Signed_Literal (Ltype : O_Tnode; Value : Integer_64) - return O_Cnode; - function New_Unsigned_Literal (Ltype : O_Tnode; Value : Unsigned_64) - return O_Cnode; - - function New_Float_Literal (Ltype : O_Tnode; Value : IEEE_Float_64) - return O_Cnode; - - -- Create a null access literal. - function New_Null_Access (Ltype : O_Tnode) return O_Cnode; - - -- Build a record/array aggregate. - -- The aggregate is constant, and therefore can be only used to initialize - -- constant declaration. - -- ATYPE must be either a record type or an array subtype. - -- Elements must be added in the order, and must be literals or aggregates. - type O_Record_Aggr_List is limited private; - type O_Array_Aggr_List is limited private; - - procedure Start_Record_Aggr (List : out O_Record_Aggr_List; - Atype : O_Tnode); - procedure New_Record_Aggr_El (List : in out O_Record_Aggr_List; - Value : O_Cnode); - procedure Finish_Record_Aggr (List : in out O_Record_Aggr_List; - Res : out O_Cnode); - - procedure Start_Array_Aggr (List : out O_Array_Aggr_List; Atype : O_Tnode); - procedure New_Array_Aggr_El (List : in out O_Array_Aggr_List; - Value : O_Cnode); - procedure Finish_Array_Aggr (List : in out O_Array_Aggr_List; - Res : out O_Cnode); - - -- Build an union aggregate. - function New_Union_Aggr (Atype : O_Tnode; Field : O_Fnode; Value : O_Cnode) - return O_Cnode; - - -- Returns the size in bytes of ATYPE. The result is a literal of - -- unsigned type RTYPE - -- ATYPE cannot be an unconstrained array type. - function New_Sizeof (Atype : O_Tnode; Rtype : O_Tnode) return O_Cnode; - - -- Returns the offset of FIELD in its record. The result is a literal - -- of unsigned type RTYPE. - function New_Offsetof (Field : O_Fnode; Rtype : O_Tnode) return O_Cnode; - - -- Get the address of a subprogram. - function New_Subprogram_Address (Subprg : O_Dnode; Atype : O_Tnode) - return O_Cnode; - - -- Get the address of LVALUE. - -- ATYPE must be a type access whose designated type is the type of LVALUE. - -- FIXME: what about arrays. - function New_Global_Address (Decl : O_Dnode; Atype : O_Tnode) - return O_Cnode; - - -- Same as New_Address but without any restriction. - function New_Global_Unchecked_Address (Decl : O_Dnode; Atype : O_Tnode) - return O_Cnode; - - ------------------- - -- Expressions -- - ------------------- - - type ON_Op_Kind is - ( - -- Not an operation; invalid. - ON_Nil, - - -- Dyadic operations. - ON_Add_Ov, -- ON_Dyadic_Op_Kind - ON_Sub_Ov, -- ON_Dyadic_Op_Kind - ON_Mul_Ov, -- ON_Dyadic_Op_Kind - ON_Div_Ov, -- ON_Dyadic_Op_Kind - ON_Rem_Ov, -- ON_Dyadic_Op_Kind - ON_Mod_Ov, -- ON_Dyadic_Op_Kind - - -- Binary operations. - ON_And, -- ON_Dyadic_Op_Kind - ON_Or, -- ON_Dyadic_Op_Kind - ON_Xor, -- ON_Dyadic_Op_Kind - ON_And_Then, -- ON_Dyadic_Op_Kind - ON_Or_Else, -- ON_Dyadic_Op_Kind - - -- Monadic operations. - ON_Not, -- ON_Monadic_Op_Kind - ON_Neg_Ov, -- ON_Monadic_Op_Kind - ON_Abs_Ov, -- ON_Monadic_Op_Kind - - -- Comparaisons - ON_Eq, -- ON_Compare_Op_Kind - ON_Neq, -- ON_Compare_Op_Kind - ON_Le, -- ON_Compare_Op_Kind - ON_Lt, -- ON_Compare_Op_Kind - ON_Ge, -- ON_Compare_Op_Kind - ON_Gt -- ON_Compare_Op_Kind - ); - - subtype ON_Dyadic_Op_Kind is ON_Op_Kind range ON_Add_Ov .. ON_Or_Else; - subtype ON_Monadic_Op_Kind is ON_Op_Kind range ON_Not .. ON_Abs_Ov; - subtype ON_Compare_Op_Kind is ON_Op_Kind range ON_Eq .. ON_Gt; - - type O_Storage is (O_Storage_External, - O_Storage_Public, - O_Storage_Private, - O_Storage_Local); - -- Specifies the storage kind of a declaration. - -- O_STORAGE_EXTERNAL: - -- The declaration do not either reserve memory nor generate code, and - -- is imported either from an other file or from a later place in the - -- current file. - -- O_STORAGE_PUBLIC, O_STORAGE_PRIVATE: - -- The declaration reserves memory or generates code. - -- With O_STORAGE_PUBLIC, the declaration is exported outside of the - -- file while with O_STORAGE_PRIVATE, the declaration is local to the - -- file. - - Type_Error : exception; - Syntax_Error : exception; - - -- Create a value from a literal. - function New_Lit (Lit : O_Cnode) return O_Enode; - - -- Create a dyadic operation. - -- Left and right nodes must have the same type. - -- Binary operation is allowed only on boolean types. - -- The result is of the type of the operands. - function New_Dyadic_Op (Kind : ON_Dyadic_Op_Kind; Left, Right : O_Enode) - return O_Enode; - - -- Create a monadic operation. - -- Result is of the type of operand. - function New_Monadic_Op (Kind : ON_Monadic_Op_Kind; Operand : O_Enode) - return O_Enode; - - -- Create a comparaison operator. - -- NTYPE is the type of the result and must be a boolean type. - function New_Compare_Op - (Kind : ON_Compare_Op_Kind; Left, Right : O_Enode; Ntype : O_Tnode) - return O_Enode; - - - type O_Inter_List is limited private; - type O_Assoc_List is limited private; - type O_If_Block is limited private; - type O_Case_Block is limited private; - - - -- Get an element of an array. - -- INDEX must be of the type of the array index. - function New_Indexed_Element (Arr : O_Lnode; Index : O_Enode) - return O_Lnode; - - -- Get a slice of an array; this is equivalent to a conversion between - -- an array or an array subtype and an array subtype. - -- RES_TYPE must be an array_sub_type whose base type is the same as the - -- base type of ARR. - -- INDEX must be of the type of the array index. - function New_Slice (Arr : O_Lnode; Res_Type : O_Tnode; Index : O_Enode) - return O_Lnode; - - -- Get an element of a record. - -- Type of REC must be a record type. - function New_Selected_Element (Rec : O_Lnode; El : O_Fnode) - return O_Lnode; - - -- Reference an access. - -- Type of ACC must be an access type. - function New_Access_Element (Acc : O_Enode) return O_Lnode; - - -- Do a conversion. - -- Allowed conversions are: - -- FIXME: to write. - function New_Convert_Ov (Val : O_Enode; Rtype : O_Tnode) return O_Enode; - - -- Get the address of LVALUE. - -- ATYPE must be a type access whose designated type is the type of LVALUE. - -- FIXME: what about arrays. - function New_Address (Lvalue : O_Lnode; Atype : O_Tnode) return O_Enode; - - -- Same as New_Address but without any restriction. - function New_Unchecked_Address (Lvalue : O_Lnode; Atype : O_Tnode) - return O_Enode; - - -- Get the value of an Lvalue. - function New_Value (Lvalue : O_Lnode) return O_Enode; - function New_Obj_Value (Obj : O_Dnode) return O_Enode; - - -- Get an lvalue from a declaration. - function New_Obj (Obj : O_Dnode) return O_Lnode; - - -- Return a pointer of type RTPE to SIZE bytes allocated on the stack. - function New_Alloca (Rtype : O_Tnode; Size : O_Enode) return O_Enode; - - -- Declare a type. - -- This simply gives a name to a type. - procedure New_Type_Decl (Ident : O_Ident; Atype : O_Tnode); - - --------------------- - -- Declarations. -- - --------------------- - - -- Filename of the next declaration. - procedure New_Debug_Filename_Decl (Filename : String); - - -- Line number of the next declaration. - procedure New_Debug_Line_Decl (Line : Natural); - - -- Add a comment in the declarative region. - procedure New_Debug_Comment_Decl (Comment : String); - - -- Declare a constant. - -- This simply gives a name to a constant value or aggregate. - -- A constant cannot be modified and its storage cannot be local. - -- ATYPE must be constrained. - procedure New_Const_Decl - (Res : out O_Dnode; - Ident : O_Ident; - Storage : O_Storage; - Atype : O_Tnode); - - -- Set the value of a non-external constant. - procedure Start_Const_Value (Const : in out O_Dnode); - procedure Finish_Const_Value (Const : in out O_Dnode; Val : O_Cnode); - - -- Create a variable declaration. - -- A variable can be local only inside a function. - -- ATYPE must be constrained. - procedure New_Var_Decl - (Res : out O_Dnode; - Ident : O_Ident; - Storage : O_Storage; - Atype : O_Tnode); - - -- Start a subprogram declaration. - -- Note: nested subprograms are allowed, ie o_storage_local subprograms can - -- be declared inside a subprograms. It is not allowed to declare - -- o_storage_external subprograms inside a subprograms. - -- Return type and interfaces cannot be a composite type. - procedure Start_Function_Decl - (Interfaces : out O_Inter_List; - Ident : O_Ident; - Storage : O_Storage; - Rtype : O_Tnode); - -- For a subprogram without return value. - procedure Start_Procedure_Decl - (Interfaces : out O_Inter_List; - Ident : O_Ident; - Storage : O_Storage); - - -- Add an interface declaration to INTERFACES. - procedure New_Interface_Decl - (Interfaces : in out O_Inter_List; - Res : out O_Dnode; - Ident : O_Ident; - Atype : O_Tnode); - -- Finish the function declaration, get the node and a statement list. - procedure Finish_Subprogram_Decl - (Interfaces : in out O_Inter_List; Res : out O_Dnode); - -- Start a subprogram body. - -- Note: the declaration may have an external storage, in this case it - -- becomes public. - procedure Start_Subprogram_Body (Func : O_Dnode); - -- Finish a subprogram body. - procedure Finish_Subprogram_Body; - - - ------------------- - -- Statements. -- - ------------------- - - -- Add a line number as a statement. - procedure New_Debug_Line_Stmt (Line : Natural); - - -- Add a comment as a statement. - procedure New_Debug_Comment_Stmt (Comment : String); - - -- Start a declarative region. - procedure Start_Declare_Stmt; - procedure Finish_Declare_Stmt; - - -- Create a function call or a procedure call. - procedure Start_Association (Assocs : out O_Assoc_List; Subprg : O_Dnode); - procedure New_Association (Assocs : in out O_Assoc_List; Val : O_Enode); - function New_Function_Call (Assocs : O_Assoc_List) return O_Enode; - procedure New_Procedure_Call (Assocs : in out O_Assoc_List); - - -- Assign VALUE to TARGET, type must be the same or compatible. - -- FIXME: what about slice assignment? - procedure New_Assign_Stmt (Target : O_Lnode; Value : O_Enode); - - -- Exit from the subprogram and return VALUE. - procedure New_Return_Stmt (Value : O_Enode); - -- Exit from the subprogram, which doesn't return value. - procedure New_Return_Stmt; - - -- Build an IF statement. - procedure Start_If_Stmt (Block : in out O_If_Block; Cond : O_Enode); - -- COND is NULL for the final else statement. - procedure New_Elsif_Stmt (Block : in out O_If_Block; Cond : O_Enode); - procedure New_Else_Stmt (Block : in out O_If_Block); - procedure Finish_If_Stmt (Block : in out O_If_Block); - - -- Create a infinite loop statement. - procedure Start_Loop_Stmt (Label : out O_Snode); - procedure Finish_Loop_Stmt (Label : in out O_Snode); - - -- Exit from a loop stmt or from a for stmt. - procedure New_Exit_Stmt (L : O_Snode); - -- Go to the start of a loop stmt or of a for stmt. - -- Loops/Fors between L and the current points are exited. - procedure New_Next_Stmt (L : O_Snode); - - -- Case statement. - -- VALUE is the selector and must be a discrete type. - procedure Start_Case_Stmt (Block : in out O_Case_Block; Value : O_Enode); - -- A choice branch is composed of expr, range or default choices. - -- A choice branch is enclosed between a Start_Choice and a Finish_Choice. - -- The statements are after the finish_choice. - procedure Start_Choice (Block : in out O_Case_Block); - procedure New_Expr_Choice (Block : in out O_Case_Block; Expr : O_Cnode); - procedure New_Range_Choice (Block : in out O_Case_Block; - Low, High : O_Cnode); - procedure New_Default_Choice (Block : in out O_Case_Block); - procedure Finish_Choice (Block : in out O_Case_Block); - procedure Finish_Case_Stmt (Block : in out O_Case_Block); - -private - type O_Cnode is new Tree; - type O_Dnode is new Tree; - type O_Enode is new Tree; - type O_Fnode is new Tree; - type O_Lnode is new Tree; - type O_Tnode is new Tree; - type O_Snode is new Nesting; - - O_Cnode_Null : constant O_Cnode := O_Cnode (NULL_TREE); - O_Dnode_Null : constant O_Dnode := O_Dnode (NULL_TREE); - O_Enode_Null : constant O_Enode := O_Enode (NULL_TREE); - O_Fnode_Null : constant O_Fnode := O_Fnode (NULL_TREE); - O_Lnode_Null : constant O_Lnode := O_Lnode (NULL_TREE); - O_Tnode_Null : constant O_Tnode := O_Tnode (NULL_TREE); - O_Snode_Null : constant O_Snode := O_Snode (Nesting_Null); - - - -- Efficiently append element EL to a chain. - -- FIRST is the first element of the chain (must NULL_TREE if the chain - -- is empty), - -- LAST is the last element of the chain (idem). - type Chain_Constr_Type is record - First : Tree; - Last : Tree; - end record; - procedure Chain_Init (Constr : out Chain_Constr_Type); - procedure Chain_Append (Constr : in out Chain_Constr_Type; El : Tree); - - -- Efficiently append element EL to a list. - type List_Constr_Type is record - First : Tree; - Last : Tree; - end record; - procedure List_Init (Constr : out List_Constr_Type); - procedure List_Append (Constr : in out List_Constr_Type; El : Tree); - - type O_Inter_List is record - Ident : O_Ident; - Storage : O_Storage; - -- Return type. - Rtype : O_Tnode; - -- List of parameter types. - Param_List : List_Constr_Type; - -- Chain of parameters declarations. - Param_Chain : Chain_Constr_Type; - end record; - - type O_Element_List is record - Res : Tree; - Chain : Chain_Constr_Type; - end record; - - type O_Case_Block is record - Expr : Tree; - First : Boolean; - Label : Tree; - end record; - - type O_If_Block is record - null; - end record; - - type O_Aggr_List is record - Atype : Tree; - Chain : Chain_Constr_Type; - end record; - - type O_Record_Aggr_List is new O_Aggr_List; - type O_Array_Aggr_List is new O_Aggr_List; - - type O_Assoc_List is record - Subprg : Tree; - List : List_Constr_Type; - end record; - - type O_Enum_List is record - -- The enumeral_type node. - Res : Tree; - -- Chain of literals. - Chain : Chain_Constr_Type; - -- Numeral value (from 0 to nbr - 1) of the next literal to be declared. - Num : Natural; - -- Size of the enumeration type. - Size : Natural; - end record; - -end Ortho_Gcc; |