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-- GHDL Run Time (GRT) stdio subprograms for GRT types.
-- 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.
package body Grt.Astdio is
procedure Put (Stream : FILEs; Str : String)
is
S : size_t;
begin
S := fwrite (Str'Address, Str'Length, 1, Stream);
end Put;
procedure Put (Stream : FILEs; C : Character)
is
R : int;
begin
R := fputc (Character'Pos (C), Stream);
end Put;
procedure Put (Stream : FILEs; Str : Ghdl_C_String)
is
Len : Natural;
S : size_t;
begin
Len := strlen (Str);
S := fwrite (Str (1)'Address, size_t (Len), 1, Stream);
end Put;
procedure New_Line (Stream : FILEs) is
begin
Put (Stream, Nl);
end New_Line;
procedure Put (Str : String)
is
S : size_t;
begin
S := fwrite (Str'Address, Str'Length, 1, stdout);
end Put;
procedure Put (C : Character)
is
R : int;
begin
R := fputc (Character'Pos (C), stdout);
end Put;
procedure Put (Str : Ghdl_C_String)
is
Len : Natural;
S : size_t;
begin
Len := strlen (Str);
S := fwrite (Str (1)'Address, size_t (Len), 1, stdout);
end Put;
procedure New_Line is
begin
Put (Nl);
end New_Line;
procedure Put_Line (Str : String)
is
begin
Put (Str);
New_Line;
end Put_Line;
procedure Put_Str_Len (Stream : FILEs; Str : Ghdl_Str_Len_Type)
is
S : String (1 .. 3);
begin
if Str.Str = null then
S (1) := ''';
S (2) := Character'Val (Str.Len);
S (3) := ''';
Put (Stream, S);
else
Put (Stream, Str.Str (1 .. Str.Len));
end if;
end Put_Str_Len;
generic
type Ntype is range <>;
Max_Len : Natural;
procedure Put_Ntype (Stream : FILEs; N : Ntype);
procedure Put_Ntype (Stream : FILEs; N : Ntype)
is
Str : String (1 .. Max_Len);
P : Natural := Str'Last;
V : Ntype;
begin
if N > 0 then
V := -N;
else
V := N;
end if;
loop
Str (P) := Character'Val (48 - (V rem 10));
V := V / 10;
exit when V = 0;
P := P - 1;
end loop;
if N < 0 then
P := P - 1;
Str (P) := '-';
end if;
Put (Stream, Str (P .. Max_Len));
end Put_Ntype;
procedure Put_I32_1 is new Put_Ntype (Ntype => Ghdl_I32, Max_Len => 11);
procedure Put_I32 (Stream : FILEs; I32 : Ghdl_I32) renames Put_I32_1;
procedure Put_I64_1 is new Put_Ntype (Ntype => Ghdl_I64, Max_Len => 20);
procedure Put_I64 (Stream : FILEs; I64 : Ghdl_I64) renames Put_I64_1;
procedure Put_F64 (Stream : FILEs; F64 : Ghdl_F64)
is
procedure fprintf (Stream : FILEs;
Template : System.Address;
Arg : Ghdl_F64);
pragma Import (C, fprintf);
Str : constant String := "%g" & Character'Val (0);
begin
fprintf (Stream, Str'Address, F64);
end Put_F64;
Hex_Map : constant array (0 .. 15) of Character := "0123456789ABCDEF";
procedure Put (Stream : FILEs; Addr : System.Address)
is
Res : String (1 .. System.Word_Size / 4);
Val : Integer_Address := To_Integer (Addr);
begin
for I in reverse Res'Range loop
Res (I) := Hex_Map (Natural (Val and 15));
Val := Val / 16;
end loop;
Put (Stream, Res);
end Put;
procedure Put_Dir (Stream : FILEs; Dir : Ghdl_Dir_Type) is
begin
case Dir is
when Dir_To =>
Put (Stream, " to ");
when Dir_Downto =>
Put (Stream, " downto ");
end case;
end Put_Dir;
procedure Put_Time (Stream : FILEs; Time : Std_Time) is
begin
if Time = Std_Time'First then
Put (Stream, "-Inf");
else
-- Do not bother with sec, min, and hr.
if (Time mod 1_000_000_000_000) = 0 then
Put_I64 (Stream, Ghdl_I64 (Time / 1_000_000_000_000));
Put (Stream, "ms");
elsif (Time mod 1_000_000_000) = 0 then
Put_I64 (Stream, Ghdl_I64 (Time / 1_000_000_000));
Put (Stream, "us");
elsif (Time mod 1_000_000) = 0 then
Put_I64 (Stream, Ghdl_I64 (Time / 1_000_000));
Put (Stream, "ns");
elsif (Time mod 1_000) = 0 then
Put_I64 (Stream, Ghdl_I64 (Time / 1_000));
Put (Stream, "ps");
else
Put_I64 (Stream, Ghdl_I64 (Time));
Put (Stream, "fs");
end if;
end if;
end Put_Time;
end Grt.Astdio;
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