X-Git-Url: https://oss.titaniummirror.com/gitweb?a=blobdiff_plain;f=gcc%2Fada%2Fsinput-l.adb;fp=gcc%2Fada%2Fsinput-l.adb;h=0000000000000000000000000000000000000000;hb=6fed43773c9b0ce596dca5686f37ac3fc0fa11c0;hp=78108afa5d5156aec260d2e4d4d9c83012d2e2cf;hpb=27b11d56b743098deb193d510b337ba22dc52e5c;p=msp430-gcc.git diff --git a/gcc/ada/sinput-l.adb b/gcc/ada/sinput-l.adb deleted file mode 100644 index 78108afa..00000000 --- a/gcc/ada/sinput-l.adb +++ /dev/null @@ -1,533 +0,0 @@ ------------------------------------------------------------------------------- --- -- --- GNAT COMPILER COMPONENTS -- --- -- --- S I N P U T . L -- --- -- --- B o d y -- --- -- --- $Revision: 1.1.16.1 $ --- -- --- Copyright (C) 1992-2001 Free Software Foundation, Inc. -- --- -- --- GNAT is free software; you can redistribute it and/or modify it under -- --- terms of the GNU General Public License as published by the Free Soft- -- --- ware Foundation; either version 2, or (at your option) any later ver- -- --- sion. GNAT is distributed in the hope that it will be useful, but WITH- -- --- OUT 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 distributed with GNAT; see file COPYING. If not, write -- --- to the Free Software Foundation, 59 Temple Place - Suite 330, Boston, -- --- MA 02111-1307, USA. -- --- -- --- GNAT was originally developed by the GNAT team at New York University. -- --- Extensive contributions were provided by Ada Core Technologies Inc. -- --- -- ------------------------------------------------------------------------------- - -with Alloc; -with Atree; use Atree; -with Debug; use Debug; -with Einfo; use Einfo; -with Namet; use Namet; -with Opt; -with Osint; use Osint; -with Output; use Output; -with Scans; use Scans; -with Scn; use Scn; -with Sinfo; use Sinfo; -with System; use System; - -with Unchecked_Conversion; - -package body Sinput.L is - - Dfile : Source_File_Index; - -- Index of currently active debug source file - - ----------------- - -- Subprograms -- - ----------------- - - procedure Trim_Lines_Table (S : Source_File_Index); - -- Set lines table size for entry S in the source file table to - -- correspond to the current value of Num_Source_Lines, releasing - -- any unused storage. - - function Load_File - (N : File_Name_Type; - T : File_Type) - return Source_File_Index; - -- Load a source file or a configuration pragma file. - - ------------------------------- - -- Adjust_Instantiation_Sloc -- - ------------------------------- - - procedure Adjust_Instantiation_Sloc (N : Node_Id; A : Sloc_Adjustment) is - Loc : constant Source_Ptr := Sloc (N); - - begin - -- We only do the adjustment if the value is between the appropriate - -- low and high values. It is not clear that this should ever not be - -- the case, but in practice there seem to be some nodes that get - -- copied twice, and this is a defence against that happening. - - if A.Lo <= Loc and then Loc <= A.Hi then - Set_Sloc (N, Loc + A.Adjust); - end if; - end Adjust_Instantiation_Sloc; - - ------------------------ - -- Close_Debug_Source -- - ------------------------ - - procedure Close_Debug_Source is - S : Source_File_Record renames Source_File.Table (Dfile); - Src : Source_Buffer_Ptr; - - begin - Trim_Lines_Table (Dfile); - Close_Debug_File; - - -- Now we need to read the file that we wrote and store it - -- in memory for subsequent access. - - Read_Source_File - (S.Debug_Source_Name, S.Source_First, S.Source_Last, Src); - S.Source_Text := Src; - end Close_Debug_Source; - - -------------------------------- - -- Complete_Source_File_Entry -- - -------------------------------- - - procedure Complete_Source_File_Entry is - CSF : constant Source_File_Index := Current_Source_File; - - begin - Trim_Lines_Table (CSF); - Source_File.Table (CSF).Source_Checksum := Checksum; - end Complete_Source_File_Entry; - - ------------------------- - -- Create_Debug_Source -- - ------------------------- - - procedure Create_Debug_Source - (Source : Source_File_Index; - Loc : out Source_Ptr) - is - begin - Loc := Source_File.Table (Source_File.Last).Source_Last + 1; - Source_File.Increment_Last; - Dfile := Source_File.Last; - - declare - S : Source_File_Record renames Source_File.Table (Dfile); - - begin - S := Source_File.Table (Source); - S.Debug_Source_Name := Create_Debug_File (S.File_Name); - S.Source_First := Loc; - S.Source_Last := Loc; - S.Lines_Table := null; - S.Last_Source_Line := 1; - - -- Allocate lines table, guess that it needs to be three times - -- bigger than the original source (in number of lines). - - Alloc_Line_Tables - (S, Int (Source_File.Table (Source).Last_Source_Line * 3)); - S.Lines_Table (1) := Loc; - end; - - if Debug_Flag_GG then - Write_Str ("---> Create_Debug_Source (Source => "); - Write_Int (Int (Source)); - Write_Str (", Loc => "); - Write_Int (Int (Loc)); - Write_Str (");"); - Write_Eol; - end if; - - end Create_Debug_Source; - - --------------------------------- - -- Create_Instantiation_Source -- - --------------------------------- - - procedure Create_Instantiation_Source - (Inst_Node : Entity_Id; - Template_Id : Entity_Id; - A : out Sloc_Adjustment) - is - Dnod : constant Node_Id := Declaration_Node (Template_Id); - Xold : Source_File_Index; - Xnew : Source_File_Index; - - begin - Xold := Get_Source_File_Index (Sloc (Template_Id)); - A.Lo := Source_File.Table (Xold).Source_First; - A.Hi := Source_File.Table (Xold).Source_Last; - - Source_File.Increment_Last; - Xnew := Source_File.Last; - - Source_File.Table (Xnew) := Source_File.Table (Xold); - Source_File.Table (Xnew).Instantiation := Sloc (Inst_Node); - Source_File.Table (Xnew).Template := Xold; - - -- Now we need to compute the new values of Source_First, Source_Last - -- and adjust the source file pointer to have the correct virtual - -- origin for the new range of values. - - Source_File.Table (Xnew).Source_First := - Source_File.Table (Xnew - 1).Source_Last + 1; - - A.Adjust := Source_File.Table (Xnew).Source_First - A.Lo; - Source_File.Table (Xnew).Source_Last := A.Hi + A.Adjust; - - Source_File.Table (Xnew).Sloc_Adjust := - Source_File.Table (Xold).Sloc_Adjust - A.Adjust; - - if Debug_Flag_L then - Write_Eol; - Write_Str ("*** Create instantiation source for "); - - if Nkind (Dnod) in N_Proper_Body - and then Was_Originally_Stub (Dnod) - then - Write_Str ("subunit "); - - elsif Ekind (Template_Id) = E_Generic_Package then - if Nkind (Dnod) = N_Package_Body then - Write_Str ("body of package "); - else - Write_Str ("spec of package "); - end if; - - elsif Ekind (Template_Id) = E_Function then - Write_Str ("body of function "); - - elsif Ekind (Template_Id) = E_Procedure then - Write_Str ("body of procedure "); - - elsif Ekind (Template_Id) = E_Generic_Function then - Write_Str ("spec of function "); - - elsif Ekind (Template_Id) = E_Generic_Procedure then - Write_Str ("spec of procedure "); - - elsif Ekind (Template_Id) = E_Package_Body then - Write_Str ("body of package "); - - else pragma Assert (Ekind (Template_Id) = E_Subprogram_Body); - - if Nkind (Dnod) = N_Procedure_Specification then - Write_Str ("body of procedure "); - else - Write_Str ("body of function "); - end if; - end if; - - Write_Name (Chars (Template_Id)); - Write_Eol; - - Write_Str (" new source index = "); - Write_Int (Int (Xnew)); - Write_Eol; - - Write_Str (" copying from file name = "); - Write_Name (File_Name (Xold)); - Write_Eol; - - Write_Str (" old source index = "); - Write_Int (Int (Xold)); - Write_Eol; - - Write_Str (" old lo = "); - Write_Int (Int (A.Lo)); - Write_Eol; - - Write_Str (" old hi = "); - Write_Int (Int (A.Hi)); - Write_Eol; - - Write_Str (" new lo = "); - Write_Int (Int (Source_File.Table (Xnew).Source_First)); - Write_Eol; - - Write_Str (" new hi = "); - Write_Int (Int (Source_File.Table (Xnew).Source_Last)); - Write_Eol; - - Write_Str (" adjustment factor = "); - Write_Int (Int (A.Adjust)); - Write_Eol; - - Write_Str (" instantiation location: "); - Write_Location (Sloc (Inst_Node)); - Write_Eol; - end if; - - -- For a given character in the source, a higher subscript will be - -- used to access the instantiation, which means that the virtual - -- origin must have a corresponding lower value. We compute this - -- new origin by taking the address of the appropriate adjusted - -- element in the old array. Since this adjusted element will be - -- at a negative subscript, we must suppress checks. - - declare - pragma Suppress (All_Checks); - - function To_Source_Buffer_Ptr is new - Unchecked_Conversion (Address, Source_Buffer_Ptr); - - begin - Source_File.Table (Xnew).Source_Text := - To_Source_Buffer_Ptr - (Source_File.Table (Xold).Source_Text (-A.Adjust)'Address); - end; - - end Create_Instantiation_Source; - - ---------------------- - -- Load_Config_File -- - ---------------------- - - function Load_Config_File - (N : File_Name_Type) - return Source_File_Index - is - begin - return Load_File (N, Osint.Config); - end Load_Config_File; - - --------------- - -- Load_File -- - --------------- - - function Load_File - (N : File_Name_Type; - T : File_Type) - return Source_File_Index - is - Src : Source_Buffer_Ptr; - X : Source_File_Index; - Lo : Source_Ptr; - Hi : Source_Ptr; - - begin - for J in 1 .. Source_File.Last loop - if Source_File.Table (J).File_Name = N then - return J; - end if; - end loop; - - -- Here we must build a new entry in the file table - - Source_File.Increment_Last; - X := Source_File.Last; - - if X = Source_File.First then - Lo := First_Source_Ptr; - else - Lo := Source_File.Table (X - 1).Source_Last + 1; - end if; - - Read_Source_File (N, Lo, Hi, Src, T); - - if Src = null then - Source_File.Decrement_Last; - return No_Source_File; - - else - if Debug_Flag_L then - Write_Eol; - Write_Str ("*** Build source file table entry, Index = "); - Write_Int (Int (X)); - Write_Str (", file name = "); - Write_Name (N); - Write_Eol; - Write_Str (" lo = "); - Write_Int (Int (Lo)); - Write_Eol; - Write_Str (" hi = "); - Write_Int (Int (Hi)); - Write_Eol; - - Write_Str (" first 10 chars -->"); - - declare - procedure Wchar (C : Character); - -- Writes character or ? for control character - - procedure Wchar (C : Character) is - begin - if C < ' ' or C in ASCII.DEL .. Character'Val (16#9F#) then - Write_Char ('?'); - else - Write_Char (C); - end if; - end Wchar; - - begin - for J in Lo .. Lo + 9 loop - Wchar (Src (J)); - end loop; - - Write_Str ("<--"); - Write_Eol; - - Write_Str (" last 10 chars -->"); - - for J in Hi - 10 .. Hi - 1 loop - Wchar (Src (J)); - end loop; - - Write_Str ("<--"); - Write_Eol; - - if Src (Hi) /= EOF then - Write_Str (" error: no EOF at end"); - Write_Eol; - end if; - end; - end if; - - declare - S : Source_File_Record renames Source_File.Table (X); - - begin - S := (Debug_Source_Name => Full_Source_Name, - File_Name => N, - First_Mapped_Line => No_Line_Number, - Full_File_Name => Full_Source_Name, - Full_Ref_Name => Full_Source_Name, - Identifier_Casing => Unknown, - Instantiation => No_Location, - Keyword_Casing => Unknown, - Last_Source_Line => 1, - License => Unknown, - Lines_Table => null, - Lines_Table_Max => 1, - Logical_Lines_Table => null, - Num_SRef_Pragmas => 0, - Reference_Name => N, - Sloc_Adjust => 0, - Source_Checksum => 0, - Source_First => Lo, - Source_Last => Hi, - Source_Text => Src, - Template => No_Source_File, - Time_Stamp => Current_Source_File_Stamp); - - Alloc_Line_Tables (S, Opt.Table_Factor * Alloc.Lines_Initial); - S.Lines_Table (1) := Lo; - end; - - return X; - end if; - end Load_File; - - ---------------------- - -- Load_Source_File -- - ---------------------- - - function Load_Source_File - (N : File_Name_Type) - return Source_File_Index - is - begin - return Load_File (N, Osint.Source); - end Load_Source_File; - - ---------------------------- - -- Source_File_Is_Subunit -- - ---------------------------- - - function Source_File_Is_Subunit (X : Source_File_Index) return Boolean is - begin - Initialize_Scanner (No_Unit, X); - - -- We scan past junk to the first interesting compilation unit - -- token, to see if it is SEPARATE. We ignore WITH keywords during - -- this and also PRIVATE. The reason for ignoring PRIVATE is that - -- it handles some error situations, and also it is possible that - -- a PRIVATE WITH feature might be approved some time in the future. - - while Token = Tok_With - or else Token = Tok_Private - or else (Token not in Token_Class_Cunit and then Token /= Tok_EOF) - loop - Scan; - end loop; - - return Token = Tok_Separate; - end Source_File_Is_Subunit; - - ---------------------- - -- Trim_Lines_Table -- - ---------------------- - - procedure Trim_Lines_Table (S : Source_File_Index) is - - function realloc - (P : Lines_Table_Ptr; - New_Size : Int) - return Lines_Table_Ptr; - pragma Import (C, realloc); - - Max : constant Nat := Nat (Source_File.Table (S).Last_Source_Line); - - begin - -- Release allocated storage that is no longer needed - - Source_File.Table (S).Lines_Table := - realloc - (Source_File.Table (S).Lines_Table, - Max * (Lines_Table_Type'Component_Size / System.Storage_Unit)); - Source_File.Table (S).Lines_Table_Max := Physical_Line_Number (Max); - end Trim_Lines_Table; - - ---------------------- - -- Write_Debug_Line -- - ---------------------- - - procedure Write_Debug_Line (Str : String; Loc : in out Source_Ptr) is - S : Source_File_Record renames Source_File.Table (Dfile); - - begin - -- Ignore write request if null line at start of file - - if Str'Length = 0 and then Loc = S.Source_First then - return; - - -- Here we write the line, and update the source record entry - - else - Write_Debug_Info (Str); - Add_Line_Tables_Entry (S, Loc); - Loc := Loc + Source_Ptr (Str'Length + Debug_File_Eol_Length); - S.Source_Last := Loc; - - if Debug_Flag_GG then - declare - Lin : constant String := Str; - - begin - Column := 1; - Write_Str ("---> Write_Debug_Line (Str => """); - Write_Str (Lin); - Write_Str (""", Loc => "); - Write_Int (Int (Loc)); - Write_Str (");"); - Write_Eol; - end; - end if; - end if; - end Write_Debug_Line; - -end Sinput.L;