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-- GHDL Run Time (GRT) - command line options.
-- 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 Grt.Types; use Grt.Types;
with Grt.Lib; use Grt.Lib;
package Grt.Options is
pragma Preelaborate (Grt.Options);
-- Name of the program, set by argv[0].
-- Must be set before calling DECODE.
Progname : Ghdl_C_String;
-- Arguments.
-- This mimics argc/argv of 'main'.
-- These must be set before calling DECODE.
Argc : Integer;
type Argv_Array_Type is array (Natural) of Ghdl_C_String;
type Argv_Type is access Argv_Array_Type;
Argv : Argv_Type;
-- Last option decoded.
-- Following arguments are reserved for the program.
Last_Opt : Integer;
-- Consistent flags used for analysis.
-- Format is "VVitr", where:
-- 'VV' is the version (87 or 93).
-- 'i' is the integer size ('i' for 32 bits, 'I' for 64 bits).
-- 't' is the time size ('t' for 32 bits, 'T' for 64 bits).
-- 'r' is the resolution ('?' for to be set by the user, '-' for any).
Flag_String : constant String (1 .. 5);
pragma Import (C, Flag_String, "__ghdl_flag_string");
-- Display options help.
-- Should not be called directly.
procedure Help;
-- Decode command line options.
-- If STOP is true, there nothing must happen (set by --help).
procedure Decode (Stop : out Boolean);
-- Set by --disp-time (and --trace-signals, --trace-processes) to display
-- time and deltas.
Disp_Time : Boolean := False;
-- Set by --trace-signals, to display signals after each cycle.
Trace_Signals : Boolean := False;
-- Set by --trace-processes, to display process name before being run.
Trace_Processes : Boolean := False;
-- Set by --disp-sig-types, to display signals and they types.
Disp_Sig_Types : Boolean := False;
Disp_Sources : Boolean := False;
Disp_Signals_Map : Boolean := False;
Disp_Signals_Table : Boolean := False;
-- Set by --disp-order to diplay evaluation order of signals.
Disp_Signals_Order : Boolean := False;
-- Set by --stats to display statistics.
Flag_Stats : Boolean := False;
-- Set by --checks to do internal checks.
Checks : Boolean := False;
-- Level at which an assert stop the simulation.
Severity_Level : Integer := Failure_Severity;
-- How assertions are handled.
type Assert_Handling is
(Enable_Asserts,
Disable_Asserts_At_Time_0,
Disable_Asserts);
-- Handling of assertions from IEEE library.
Ieee_Asserts : Assert_Handling := Enable_Asserts;
-- Set by --stop-time=XXX to stop the simulation at or just after XXX.
-- (unit is fs in fact).
Stop_Time : Std_Time := Std_Time'Last;
-- Set by --stop-delta=XXX to stop the simulation after XXX delta cycles.
Stop_Delta : Natural := 5000;
-- The default stack size for non-sensitized processes.
Stack_Size : Natural := 8 * 1024;
-- The maximum stack size for non-sensitized processes.
Stack_Max_Size : Natural := 128 * 1024;
-- Set by --no-run
-- If set, do not simulate, only elaborate.
Flag_No_Run : Boolean := False;
type Activity_Mode is (Activity_All, Activity_Minimal, Activity_None);
Flag_Activity : Activity_Mode := Activity_Minimal;
-- Set by --thread=
-- Number of threads used to do the simulation.
-- 1 mean no additionnal threads, 0 means as many threads as number of
-- CPUs.
Nbr_Threads : Natural := 1;
-- Set the time resolution.
-- Only call this subprogram if you are allowed to set the time resolution.
procedure Set_Time_Resolution (Res : Character);
private
pragma Export (C, Stack_Size);
pragma Export (C, Stack_Max_Size);
pragma Export (C, Nbr_Threads, "grt_nbr_threads");
end Grt.Options;
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