-- GHDL driver - JIT commands. -- 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.C; with Ghdlmain; use Ghdlmain; with Ghdllocal; use Ghdllocal; with GNAT.OS_Lib; use GNAT.OS_Lib; with Ada.Unchecked_Conversion; with Ada.Command_Line; with Ada.Text_IO; with Binary_File; use Binary_File; with Binary_File.Memory; with Ortho_Mcode; use Ortho_Mcode; with Ortho_Code.Flags; use Ortho_Code.Flags; with Binary_File; with Interfaces; with System; use System; with Trans_Decls; with Ortho_Code.Binary; with Ortho_Code.Debug; with Ortho_Code.X86.Emits; with Types; with Iirs; use Iirs; with Flags; with Back_End; with Errorout; use Errorout; with Libraries; with Canon; with Trans_Be; with Translation; with Std_Names; with Ieee.Std_Logic_1164; with Binary_File.Elf; with Lists; with Str_Table; with Nodes; with Files_Map; with Name_Table; with Grt.Main; with Grt.Lib; with Grt.Processes; with Grt.Rtis; with Grt.Files; with Grt.Signals; with Grt.Options; with Grt.Types; with Grt.Images; with Grt.Values; with Grt.Names; with Ghdlcomp; package body Ghdlrun is Snap_Filename : String_Access := null; procedure Compile_Init (Analyze_Only : Boolean) is begin Back_End.Sem_Foreign := Trans_Be.Sem_Foreign'Access; if Analyze_Only then return; end if; -- Initialize. Back_End.Finish_Compilation := Trans_Be.Finish_Compilation'Access; Setup_Libraries (False); Libraries.Load_Std_Library; Ortho_Mcode.Init; Translation.Initialize; Canon.Canon_Flag_Add_Labels := True; end Compile_Init; procedure Compile_Elab (Cmd_Name : String; Args : Argument_List; Opt_Arg : out Natural) is begin Extract_Elab_Unit (Cmd_Name, Args, Opt_Arg); if Sec_Name = null then Sec_Name := new String'(""); end if; Flags.Flag_Elaborate := True; Translation.Chap12.Elaborate (Prim_Name.all, Sec_Name.all, "", True); if Errorout.Nbr_Errors > 0 then -- This may happen (bad entity for example). raise Compilation_Error; end if; Ortho_Mcode.Finish; end Compile_Elab; -- Set options. -- This is a little bit over-kill: from C to Ada and then again to C... procedure Set_Run_Options (Args : Argument_List) is use Interfaces.C; use Grt.Options; use Grt.Types; function Malloc (Size : size_t) return Argv_Type; pragma Import (C, Malloc); function Strdup (Str : String) return Ghdl_C_String; pragma Import (C, Strdup); -- is -- T : Grt.Types.String_Access; -- begin -- T := new String'(Str & Ghdllocal.Nul); -- return To_Ghdl_C_String (T.all'Address); -- end Strdup; begin Argc := 1 + Args'Length; Argv := Malloc (size_t (Argc * (Ghdl_C_String'Size / System.Storage_Unit))); Argv (0) := Strdup (Ada.Command_Line.Command_Name & Ghdllocal.Nul); Progname := Argv (0); for I in Args'Range loop Argv (1 + I - Args'First) := Strdup (Args (I).all & Ghdllocal.Nul); end loop; end Set_Run_Options; -- Toplevel function, defined by grt. Flag_String : String (1 .. 5); pragma Export (C, Flag_String, "__ghdl_flag_string"); procedure Ghdl_Elaborate; pragma Export (C, Ghdl_Elaborate, "__ghdl_ELABORATE"); type Elaborate_Acc is access procedure; Elaborate_Proc : Elaborate_Acc := null; procedure Ghdl_Elaborate is begin --Ada.Text_IO.Put_Line (Standard_Error, "ghdl_elaborate"); Elaborate_Proc.all; end Ghdl_Elaborate; Std_Standard_Bit_RTI_Ptr : Address := Null_Address; Std_Standard_Boolean_RTI_Ptr : Address := Null_Address; pragma Export (C, Std_Standard_Bit_RTI_Ptr, "std__standard__bit__RTI_ptr"); pragma Export (C, Std_Standard_Boolean_RTI_Ptr, "std__standard__boolean__RTI_ptr"); Ieee_Std_Logic_1164_Resolved_Resolv_Ptr : Address := Null_Address; pragma Export (C, Ieee_Std_Logic_1164_Resolved_Resolv_Ptr, "ieee__std_logic_1164__resolved_RESOLV_ptr"); -- From GCC. function Divdi3 (A, B : Long_Integer) return Long_Integer; pragma Import (C, Divdi3, "__divdi3"); function Muldi3 (A, B : Long_Integer) return Long_Integer; pragma Import (C, Muldi3, "__muldi3"); function Find_Untruncated_Text_Read return O_Dnode is use Types; use Std_Names; File, Unit, Lib, Decl : Iir; begin if Libraries.Std_Library = Null_Iir then return O_Dnode_Null; end if; File := Get_Design_File_Chain (Libraries.Std_Library); L1 : loop if File = Null_Iir then return O_Dnode_Null; end if; Unit := Get_First_Design_Unit (File); while Unit /= Null_Iir loop Lib := Get_Library_Unit (Unit); if Get_Kind (Lib) = Iir_Kind_Package_Body and then Get_Identifier (Lib) = Name_Textio then exit L1; end if; Unit := Get_Chain (Unit); end loop; File := Get_Chain (File); end loop L1; Decl := Get_Declaration_Chain (Lib); while Decl /= Null_Iir loop if Get_Kind (Decl) = Iir_Kind_Procedure_Declaration and then Get_Identifier (Decl) = Name_Untruncated_Text_Read then if not Get_Foreign_Flag (Decl) then raise Program_Error; end if; return Translation.Get_Ortho_Decl (Decl); end if; Decl := Get_Chain (Decl); end loop; return O_Dnode_Null; end Find_Untruncated_Text_Read; procedure Def (Decl : O_Dnode; Addr : Address) is use Ortho_Code.Binary; begin Binary_File.Memory.Set_Symbol_Address (Get_Decl_Symbol (Decl), Addr); end Def; function Get_Address (Decl : O_Dnode) return Address is use Interfaces; use Ortho_Code.Binary; function Conv is new Ada.Unchecked_Conversion (Source => Unsigned_32, Target => Address); begin return Conv (Get_Symbol_Vaddr (Get_Decl_Symbol (Decl))); end Get_Address; procedure Run is use Binary_File; use Interfaces; use Ortho_Code.Binary; function Conv is new Ada.Unchecked_Conversion (Source => Address, Target => Elaborate_Acc); Err : Boolean; Decl : O_Dnode; begin if Flag_Verbose then Ada.Text_IO.Put_Line ("Linking in memory"); end if; if Ortho_Code.Debug.Flag_Debug_Hli then -- Can't generate code in HLI. raise Compile_Error; end if; Binary_File.Memory.Write_Memory_Init; Def (Trans_Decls.Ghdl_Memcpy, Grt.Lib.Ghdl_Memcpy'Address); Def (Trans_Decls.Ghdl_Bound_Check_Failed_L0, Grt.Lib.Ghdl_Bound_Check_Failed_L0'Address); Def (Trans_Decls.Ghdl_Bound_Check_Failed_L1, Grt.Lib.Ghdl_Bound_Check_Failed_L1'Address); Def (Trans_Decls.Ghdl_Malloc0, Grt.Lib.Ghdl_Malloc0'Address); Def (Trans_Decls.Ghdl_Assert_Default_Report, Grt.Lib.Ghdl_Assert_Default_Report'Address); Def (Trans_Decls.Ghdl_Report, Grt.Lib.Ghdl_Report'Address); Def (Trans_Decls.Ghdl_Assert_Failed, Grt.Lib.Ghdl_Assert_Failed'Address); Def (Trans_Decls.Ghdl_Program_Error, Grt.Lib.Ghdl_Program_Error'Address); Def (Trans_Decls.Ghdl_Malloc, Grt.Lib.Ghdl_Malloc'Address); Def (Trans_Decls.Ghdl_Deallocate, Grt.Lib.Ghdl_Deallocate'Address); Def (Trans_Decls.Ghdl_Real_Exp, Grt.Lib.Ghdl_Real_Exp'Address); Def (Trans_Decls.Ghdl_Integer_Exp, Grt.Lib.Ghdl_Integer_Exp'Address); Def (Trans_Decls.Ghdl_Sensitized_Process_Register, Grt.Processes.Ghdl_Sensitized_Process_Register'Address); Def (Trans_Decls.Ghdl_Process_Register, Grt.Processes.Ghdl_Process_Register'Address); Def (Trans_Decls.Ghdl_Postponed_Sensitized_Process_Register, Grt.Processes.Ghdl_Postponed_Sensitized_Process_Register'Address); Def (Trans_Decls.Ghdl_Postponed_Process_Register, Grt.Processes.Ghdl_Postponed_Process_Register'Address); Def (Trans_Decls.Ghdl_Stack2_Allocate, Grt.Processes.Ghdl_Stack2_Allocate'Address); Def (Trans_Decls.Ghdl_Stack2_Mark, Grt.Processes.Ghdl_Stack2_Mark'Address); Def (Trans_Decls.Ghdl_Stack2_Release, Grt.Processes.Ghdl_Stack2_Release'Address); Def (Trans_Decls.Ghdl_Process_Wait_Exit, Grt.Processes.Ghdl_Process_Wait_Exit'Address); Def (Trans_Decls.Ghdl_Process_Wait_Suspend, Grt.Processes.Ghdl_Process_Wait_Suspend'Address); Def (Trans_Decls.Ghdl_Process_Wait_Timeout, Grt.Processes.Ghdl_Process_Wait_Timeout'Address); Def (Trans_Decls.Ghdl_Process_Wait_Set_Timeout, Grt.Processes.Ghdl_Process_Wait_Set_Timeout'Address); Def (Trans_Decls.Ghdl_Process_Wait_Add_Sensitivity, Grt.Processes.Ghdl_Process_Wait_Add_Sensitivity'Address); Def (Trans_Decls.Ghdl_Process_Wait_Close, Grt.Processes.Ghdl_Process_Wait_Close'Address); Def (Trans_Decls.Ghdl_Process_Add_Sensitivity, Grt.Processes.Ghdl_Process_Add_Sensitivity'Address); Def (Trans_Decls.Ghdl_Now, Grt.Types.Current_Time'Address); Def (Trans_Decls.Ghdl_Process_Add_Driver, Grt.Signals.Ghdl_Process_Add_Driver'Address); Def (Trans_Decls.Ghdl_Signal_Add_Source, Grt.Signals.Ghdl_Signal_Add_Source'Address); Def (Trans_Decls.Ghdl_Signal_In_Conversion, Grt.Signals.Ghdl_Signal_In_Conversion'Address); Def (Trans_Decls.Ghdl_Signal_Out_Conversion, Grt.Signals.Ghdl_Signal_Out_Conversion'Address); Def (Trans_Decls.Ghdl_Signal_Effective_Value, Grt.Signals.Ghdl_Signal_Effective_Value'Address); Def (Trans_Decls.Ghdl_Signal_Create_Resolution, Grt.Signals.Ghdl_Signal_Create_Resolution'Address); Def (Trans_Decls.Ghdl_Signal_Disconnect, Grt.Signals.Ghdl_Signal_Disconnect'Address); Def (Trans_Decls.Ghdl_Signal_Set_Disconnect, Grt.Signals.Ghdl_Signal_Set_Disconnect'Address); Def (Trans_Decls.Ghdl_Signal_Merge_Rti, Grt.Signals.Ghdl_Signal_Merge_Rti'Address); Def (Trans_Decls.Ghdl_Signal_Name_Rti, Grt.Signals.Ghdl_Signal_Name_Rti'Address); Def (Trans_Decls.Ghdl_Signal_Read_Port, Grt.Signals.Ghdl_Signal_Read_Port'Address); Def (Trans_Decls.Ghdl_Signal_Read_Driver, Grt.Signals.Ghdl_Signal_Read_Driver'Address); Def (Trans_Decls.Ghdl_Signal_Driving, Grt.Signals.Ghdl_Signal_Driving'Address); Def (Trans_Decls.Ghdl_Signal_Driving_Value_B2, Grt.Signals.Ghdl_Signal_Driving_Value_B2'Address); Def (Trans_Decls.Ghdl_Signal_Driving_Value_E8, Grt.Signals.Ghdl_Signal_Driving_Value_E8'Address); Def (Trans_Decls.Ghdl_Signal_Driving_Value_I32, Grt.Signals.Ghdl_Signal_Driving_Value_I32'Address); Def (Trans_Decls.Ghdl_Signal_Driving_Value_I64, Grt.Signals.Ghdl_Signal_Driving_Value_I64'Address); Def (Trans_Decls.Ghdl_Signal_Driving_Value_F64, Grt.Signals.Ghdl_Signal_Driving_Value_F64'Address); Def (Trans_Decls.Ghdl_Signal_Create_Guard, Grt.Signals.Ghdl_Signal_Create_Guard'Address); Def (Trans_Decls.Ghdl_Signal_Guard_Dependence, Grt.Signals.Ghdl_Signal_Guard_Dependence'Address); Def (Trans_Decls.Ghdl_Signal_Simple_Assign_Error, Grt.Signals.Ghdl_Signal_Simple_Assign_Error'Address); Def (Trans_Decls.Ghdl_Signal_Start_Assign_Error, Grt.Signals.Ghdl_Signal_Start_Assign_Error'Address); Def (Trans_Decls.Ghdl_Signal_Start_Assign_Null, Grt.Signals.Ghdl_Signal_Start_Assign_Null'Address); Def (Trans_Decls.Ghdl_Create_Signal_B2, Grt.Signals.Ghdl_Create_Signal_B2'Address); Def (Trans_Decls.Ghdl_Signal_Init_B2, Grt.Signals.Ghdl_Signal_Init_B2'Address); Def (Trans_Decls.Ghdl_Signal_Simple_Assign_B2, Grt.Signals.Ghdl_Signal_Simple_Assign_B2'Address); Def (Trans_Decls.Ghdl_Signal_Start_Assign_B2, Grt.Signals.Ghdl_Signal_Start_Assign_B2'Address); Def (Trans_Decls.Ghdl_Signal_Next_Assign_B2, Grt.Signals.Ghdl_Signal_Next_Assign_B2'Address); Def (Trans_Decls.Ghdl_Signal_Associate_B2, Grt.Signals.Ghdl_Signal_Associate_B2'Address); Def (Trans_Decls.Ghdl_Create_Signal_E8, Grt.Signals.Ghdl_Create_Signal_E8'Address); Def (Trans_Decls.Ghdl_Signal_Init_E8, Grt.Signals.Ghdl_Signal_Init_E8'Address); Def (Trans_Decls.Ghdl_Signal_Simple_Assign_E8, Grt.Signals.Ghdl_Signal_Simple_Assign_E8'Address); Def (Trans_Decls.Ghdl_Signal_Start_Assign_E8, Grt.Signals.Ghdl_Signal_Start_Assign_E8'Address); Def (Trans_Decls.Ghdl_Signal_Next_Assign_E8, Grt.Signals.Ghdl_Signal_Next_Assign_E8'Address); Def (Trans_Decls.Ghdl_Signal_Associate_E8, Grt.Signals.Ghdl_Signal_Associate_E8'Address); Def (Trans_Decls.Ghdl_Create_Signal_I32, Grt.Signals.Ghdl_Create_Signal_I32'Address); Def (Trans_Decls.Ghdl_Signal_Init_I32, Grt.Signals.Ghdl_Signal_Init_I32'Address); Def (Trans_Decls.Ghdl_Signal_Simple_Assign_I32, Grt.Signals.Ghdl_Signal_Simple_Assign_I32'Address); Def (Trans_Decls.Ghdl_Signal_Start_Assign_I32, Grt.Signals.Ghdl_Signal_Start_Assign_I32'Address); Def (Trans_Decls.Ghdl_Signal_Next_Assign_I32, Grt.Signals.Ghdl_Signal_Next_Assign_I32'Address); Def (Trans_Decls.Ghdl_Signal_Associate_I32, Grt.Signals.Ghdl_Signal_Associate_I32'Address); Def (Trans_Decls.Ghdl_Create_Signal_I64, Grt.Signals.Ghdl_Create_Signal_I64'Address); Def (Trans_Decls.Ghdl_Signal_Init_I64, Grt.Signals.Ghdl_Signal_Init_I64'Address); Def (Trans_Decls.Ghdl_Signal_Simple_Assign_I64, Grt.Signals.Ghdl_Signal_Simple_Assign_I64'Address); Def (Trans_Decls.Ghdl_Signal_Start_Assign_I64, Grt.Signals.Ghdl_Signal_Start_Assign_I64'Address); Def (Trans_Decls.Ghdl_Signal_Next_Assign_I64, Grt.Signals.Ghdl_Signal_Next_Assign_I64'Address); Def (Trans_Decls.Ghdl_Signal_Associate_I64, Grt.Signals.Ghdl_Signal_Associate_I64'Address); Def (Trans_Decls.Ghdl_Create_Signal_F64, Grt.Signals.Ghdl_Create_Signal_F64'Address); Def (Trans_Decls.Ghdl_Signal_Init_F64, Grt.Signals.Ghdl_Signal_Init_F64'Address); Def (Trans_Decls.Ghdl_Signal_Simple_Assign_F64, Grt.Signals.Ghdl_Signal_Simple_Assign_F64'Address); Def (Trans_Decls.Ghdl_Signal_Start_Assign_F64, Grt.Signals.Ghdl_Signal_Start_Assign_F64'Address); Def (Trans_Decls.Ghdl_Signal_Next_Assign_F64, Grt.Signals.Ghdl_Signal_Next_Assign_F64'Address); Def (Trans_Decls.Ghdl_Signal_Associate_F64, Grt.Signals.Ghdl_Signal_Associate_F64'Address); Def (Trans_Decls.Ghdl_Signal_Attribute_Register_Prefix, Grt.Signals.Ghdl_Signal_Attribute_Register_Prefix'Address); Def (Trans_Decls.Ghdl_Create_Stable_Signal, Grt.Signals.Ghdl_Create_Stable_Signal'Address); Def (Trans_Decls.Ghdl_Create_Quiet_Signal, Grt.Signals.Ghdl_Create_Quiet_Signal'Address); Def (Trans_Decls.Ghdl_Create_Transaction_Signal, Grt.Signals.Ghdl_Create_Transaction_Signal'Address); Def (Trans_Decls.Ghdl_Create_Delayed_Signal, Grt.Signals.Ghdl_Create_Delayed_Signal'Address); Def (Trans_Decls.Ghdl_Rti_Top_Instance, Grt.Rtis.Ghdl_Rti_Top_Instance'Address); Def (Trans_Decls.Ghdl_Rti_Top_Ptr, Grt.Rtis.Ghdl_Rti_Top_Ptr'Address); Std_Standard_Boolean_RTI_Ptr := Get_Address (Trans_Decls.Std_Standard_Boolean_Rti); Std_Standard_Bit_RTI_Ptr := Get_Address (Trans_Decls.Std_Standard_Bit_Rti); if Ieee.Std_Logic_1164.Resolved /= Null_Iir then Ieee_Std_Logic_1164_Resolved_Resolv_Ptr := Get_Address (Translation.Get_Resolv_Ortho_Decl (Ieee.Std_Logic_1164.Resolved)); end if; Def (Trans_Decls.Ghdl_Protected_Enter, Grt.Processes.Ghdl_Protected_Enter'Address); Def (Trans_Decls.Ghdl_Protected_Leave, Grt.Processes.Ghdl_Protected_Leave'Address); Def (Trans_Decls.Ghdl_Protected_Init, Grt.Processes.Ghdl_Protected_Init'Address); Def (Trans_Decls.Ghdl_Protected_Fini, Grt.Processes.Ghdl_Protected_Fini'Address); Def (Trans_Decls.Ghdl_Text_File_Elaborate, Grt.Files.Ghdl_Text_File_Elaborate'Address); Def (Trans_Decls.Ghdl_Text_File_Finalize, Grt.Files.Ghdl_Text_File_Finalize'Address); Def (Trans_Decls.Ghdl_Text_File_Open, Grt.Files.Ghdl_Text_File_Open'Address); Def (Trans_Decls.Ghdl_Text_Write, Grt.Files.Ghdl_Text_Write'Address); Def (Trans_Decls.Ghdl_Text_Read_Length, Grt.Files.Ghdl_Text_Read_Length'Address); Def (Trans_Decls.Ghdl_Text_File_Close, Grt.Files.Ghdl_Text_File_Close'Address); Def (Trans_Decls.Ghdl_File_Close, Grt.Files.Ghdl_File_Close'Address); Def (Trans_Decls.Ghdl_File_Elaborate, Grt.Files.Ghdl_File_Elaborate'Address); Def (Trans_Decls.Ghdl_File_Open, Grt.Files.Ghdl_File_Open'Address); Def (Trans_Decls.Ghdl_Write_Scalar, Grt.Files.Ghdl_Write_Scalar'Address); Def (Trans_Decls.Ghdl_Read_Scalar, Grt.Files.Ghdl_Read_Scalar'Address); Def (Trans_Decls.Ghdl_File_Endfile, Grt.Files.Ghdl_File_Endfile'Address); Def (Trans_Decls.Ghdl_Image_B2, Grt.Images.Ghdl_Image_B2'Address); Def (Trans_Decls.Ghdl_Image_E8, Grt.Images.Ghdl_Image_E8'Address); Def (Trans_Decls.Ghdl_Image_I32, Grt.Images.Ghdl_Image_I32'Address); Def (Trans_Decls.Ghdl_Image_F64, Grt.Images.Ghdl_Image_F64'Address); Def (Trans_Decls.Ghdl_Image_P64, Grt.Images.Ghdl_Image_P64'Address); Def (Trans_Decls.Ghdl_Image_P32, Grt.Images.Ghdl_Image_P32'Address); Def (Trans_Decls.Ghdl_Value_I32, Grt.Values.Ghdl_Value_I32'Address); Def (Trans_Decls.Ghdl_Get_Path_Name, Grt.Names.Ghdl_Get_Path_Name'Address); Def (Trans_Decls.Ghdl_Get_Instance_Name, Grt.Names.Ghdl_Get_Instance_Name'Address); Binary_File.Memory.Set_Symbol_Address (Ortho_Code.X86.Emits.Intrinsics_Symbol (Ortho_Code.X86.Intrinsic_Mul_Ov_I64), Muldi3'Address); Binary_File.Memory.Set_Symbol_Address (Ortho_Code.X86.Emits.Intrinsics_Symbol (Ortho_Code.X86.Intrinsic_Div_Ov_I64), Divdi3'Address); -- Find untruncated_text_read, if any. Decl := Find_Untruncated_Text_Read; if Decl /= O_Dnode_Null then Def (Decl, Grt.Files.Ghdl_Untruncated_Text_Read'Address); end if; Binary_File.Memory.Write_Memory_Relocate (Err); if Err then raise Compile_Error; end if; Flag_String := Flags.Flag_String; Elaborate_Proc := Conv (Get_Address (Trans_Decls.Ghdl_Elaborate)); if Snap_Filename /= null then declare Fd : File_Descriptor; begin Fd := Create_File (Snap_Filename.all, Binary); if Fd = Invalid_FD then Error_Msg_Option ("can't open '" & Snap_Filename.all & "'"); else Binary_File.Elf.Write_Elf (Fd); Close (Fd); end if; end; end if; -- Free all the memory. Ortho_Mcode.Free_All; Translation.Finalize; Lists.Initialize; Str_Table.Initialize; Nodes.Initialize; Files_Map.Initialize; Name_Table.Initialize; Binary_File.Finish; if Flag_Verbose then Ada.Text_IO.Put_Line ("Starting simulation"); end if; Grt.Main.Run; --V := Ghdl_Main (1, Gnat_Argv); end Run; function Decode_Option (Option : String) return Boolean is begin if Option = "-g" then Flag_Debug := Debug_Dwarf; return True; elsif Option'Length > 5 and then Option (1 .. 5) = "--be-" then Ortho_Code.Debug.Set_Be_Flag (Option); return True; elsif Option'Length > 7 and then Option (1 .. 7) = "--snap=" then Snap_Filename := new String'(Option (8 .. Option'Last)); return True; else return False; end if; end Decode_Option; procedure Disp_Long_Help is use Ada.Text_IO; begin Put_Line (" -g Generate debugging informations"); Put_Line (" --debug-be=X Set X internal debugging flags"); Put_Line (" --snap=FILE Write memory snapshot to FILE"); end Disp_Long_Help; -- Command run help. type Command_Run_Help is new Command_Type with null record; function Decode_Command (Cmd : Command_Run_Help; Name : String) return Boolean; function Get_Short_Help (Cmd : Command_Run_Help) return String; procedure Perform_Action (Cmd : in out Command_Run_Help; Args : Argument_List); function Decode_Command (Cmd : Command_Run_Help; Name : String) return Boolean is pragma Unreferenced (Cmd); begin return Name = "--run-help"; end Decode_Command; function Get_Short_Help (Cmd : Command_Run_Help) return String is pragma Unreferenced (Cmd); begin return "--run-help Disp help for RUNOPTS options"; end Get_Short_Help; procedure Perform_Action (Cmd : in out Command_Run_Help; Args : Argument_List) is pragma Unreferenced (Cmd); use Ada.Text_IO; begin if Args'Length /= 0 then Error ("warning: command '--run-help' does not accept any argument"); end if; Put_Line ("These options can only be placed at [RUNOPTS]"); -- Register modules, since they add commands. Grt.Main.Register_Modules; -- Bypass usual help header. Grt.Options.Argc := 0; Grt.Options.Help; end Perform_Action; procedure Register_Commands is begin Ghdlcomp.Hooks := (Compile_Init'Access, Compile_Elab'Access, Set_Run_Options'Access, Run'Access, Decode_Option'Access, Disp_Long_Help'Access); Ghdlcomp.Register_Commands; Register_Command (new Command_Run_Help); end Register_Commands; end Ghdlrun;