| ------------------------------------------------------------------------------ |
| -- -- |
| -- GNAT COMPILER COMPONENTS -- |
| -- -- |
| -- S E M _ V F P T -- |
| -- -- |
| -- B o d y -- |
| -- -- |
| -- $Revision: 1.10 $ |
| -- -- |
| -- Copyright (C) 1997-2000, 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. -- |
| -- It is now maintained by Ada Core Technologies Inc (http://www.gnat.com). -- |
| -- -- |
| ------------------------------------------------------------------------------ |
| |
| with CStand; use CStand; |
| with Einfo; use Einfo; |
| with Opt; use Opt; |
| with Stand; use Stand; |
| with Targparm; use Targparm; |
| with Ttypef; use Ttypef; |
| with Uintp; use Uintp; |
| |
| pragma Elaborate_All (Uintp); |
| |
| package body Sem_VFpt is |
| |
| T_Digits : constant Uint := UI_From_Int (IEEEL_Digits); |
| -- Digits for IEEE formats |
| |
| ----------------- |
| -- Set_D_Float -- |
| ----------------- |
| |
| procedure Set_D_Float (E : Entity_Id) is |
| begin |
| Init_Size (Base_Type (E), 64); |
| Init_Alignment (Base_Type (E)); |
| Init_Digits_Value (Base_Type (E), VAXDF_Digits); |
| Set_Vax_Float (Base_Type (E), True); |
| Set_Float_Bounds (Base_Type (E)); |
| |
| Init_Size (E, 64); |
| Init_Alignment (E); |
| Init_Digits_Value (E, VAXDF_Digits); |
| Set_Scalar_Range (E, Scalar_Range (Base_Type (E))); |
| end Set_D_Float; |
| |
| ----------------- |
| -- Set_F_Float -- |
| ----------------- |
| |
| procedure Set_F_Float (E : Entity_Id) is |
| begin |
| Init_Size (Base_Type (E), 32); |
| Init_Alignment (Base_Type (E)); |
| Init_Digits_Value (Base_Type (E), VAXFF_Digits); |
| Set_Vax_Float (Base_Type (E), True); |
| Set_Float_Bounds (Base_Type (E)); |
| |
| Init_Size (E, 32); |
| Init_Alignment (E); |
| Init_Digits_Value (E, VAXFF_Digits); |
| Set_Scalar_Range (E, Scalar_Range (Base_Type (E))); |
| end Set_F_Float; |
| |
| ----------------- |
| -- Set_G_Float -- |
| ----------------- |
| |
| procedure Set_G_Float (E : Entity_Id) is |
| begin |
| Init_Size (Base_Type (E), 64); |
| Init_Alignment (Base_Type (E)); |
| Init_Digits_Value (Base_Type (E), VAXGF_Digits); |
| Set_Vax_Float (Base_Type (E), True); |
| Set_Float_Bounds (Base_Type (E)); |
| |
| Init_Size (E, 64); |
| Init_Alignment (E); |
| Init_Digits_Value (E, VAXGF_Digits); |
| Set_Scalar_Range (E, Scalar_Range (Base_Type (E))); |
| end Set_G_Float; |
| |
| ------------------- |
| -- Set_IEEE_Long -- |
| ------------------- |
| |
| procedure Set_IEEE_Long (E : Entity_Id) is |
| begin |
| Init_Size (Base_Type (E), 64); |
| Init_Alignment (Base_Type (E)); |
| Init_Digits_Value (Base_Type (E), IEEEL_Digits); |
| Set_Vax_Float (Base_Type (E), False); |
| Set_Float_Bounds (Base_Type (E)); |
| |
| Init_Size (E, 64); |
| Init_Alignment (E); |
| Init_Digits_Value (E, IEEEL_Digits); |
| Set_Scalar_Range (E, Scalar_Range (Base_Type (E))); |
| end Set_IEEE_Long; |
| |
| -------------------- |
| -- Set_IEEE_Short -- |
| -------------------- |
| |
| procedure Set_IEEE_Short (E : Entity_Id) is |
| begin |
| Init_Size (Base_Type (E), 32); |
| Init_Alignment (Base_Type (E)); |
| Init_Digits_Value (Base_Type (E), IEEES_Digits); |
| Set_Vax_Float (Base_Type (E), False); |
| Set_Float_Bounds (Base_Type (E)); |
| |
| Init_Size (E, 32); |
| Init_Alignment (E); |
| Init_Digits_Value (E, IEEES_Digits); |
| Set_Scalar_Range (E, Scalar_Range (Base_Type (E))); |
| end Set_IEEE_Short; |
| |
| ------------------------------ |
| -- Set_Standard_Fpt_Formats -- |
| ------------------------------ |
| |
| procedure Set_Standard_Fpt_Formats is |
| begin |
| -- IEEE case |
| |
| if Opt.Float_Format = 'I' then |
| Set_IEEE_Short (Standard_Float); |
| Set_IEEE_Long (Standard_Long_Float); |
| Set_IEEE_Long (Standard_Long_Long_Float); |
| |
| -- Vax float case |
| |
| else |
| Set_F_Float (Standard_Float); |
| |
| if Opt.Float_Format_Long = 'D' then |
| Set_D_Float (Standard_Long_Float); |
| else |
| Set_G_Float (Standard_Long_Float); |
| end if; |
| |
| -- Note: Long_Long_Float gets set only in the real VMS case, |
| -- because this gives better results for testing out the use |
| -- of VAX float on non-VMS environments with the -gnatdm switch. |
| |
| if OpenVMS_On_Target then |
| Set_G_Float (Standard_Long_Long_Float); |
| end if; |
| end if; |
| end Set_Standard_Fpt_Formats; |
| |
| end Sem_VFpt; |
