1 ------------------------------------------------------------------------------
3 -- GNAT COMPILER COMPONENTS --
9 -- Copyright (C) 1997-2007, Free Software Foundation, Inc. --
11 -- GNAT is free software; you can redistribute it and/or modify it under --
12 -- terms of the GNU General Public License as published by the Free Soft- --
13 -- ware Foundation; either version 3, or (at your option) any later ver- --
14 -- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
15 -- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
16 -- or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License --
17 -- for more details. You should have received a copy of the GNU General --
18 -- Public License distributed with GNAT; see file COPYING3. If not, go to --
19 -- http://www.gnu.org/licenses for a complete copy of the license. --
21 -- GNAT was originally developed by the GNAT team at New York University. --
22 -- Extensive contributions were provided by Ada Core Technologies Inc. --
24 ------------------------------------------------------------------------------
26 with CStand; use CStand;
27 with Einfo; use Einfo;
29 with Stand; use Stand;
30 with Targparm; use Targparm;
31 with Ttypef; use Ttypef;
33 package body Sem_VFpt is
39 procedure Set_D_Float (E : Entity_Id) is
41 Init_Size (Base_Type (E), 64);
42 Init_Alignment (Base_Type (E));
43 Init_Digits_Value (Base_Type (E), VAXDF_Digits);
44 Set_Vax_Float (Base_Type (E), True);
45 Set_Float_Bounds (Base_Type (E));
49 Init_Digits_Value (E, VAXDF_Digits);
50 Set_Scalar_Range (E, Scalar_Range (Base_Type (E)));
57 procedure Set_F_Float (E : Entity_Id) is
59 Init_Size (Base_Type (E), 32);
60 Init_Alignment (Base_Type (E));
61 Init_Digits_Value (Base_Type (E), VAXFF_Digits);
62 Set_Vax_Float (Base_Type (E), True);
63 Set_Float_Bounds (Base_Type (E));
67 Init_Digits_Value (E, VAXFF_Digits);
68 Set_Scalar_Range (E, Scalar_Range (Base_Type (E)));
75 procedure Set_G_Float (E : Entity_Id) is
77 Init_Size (Base_Type (E), 64);
78 Init_Alignment (Base_Type (E));
79 Init_Digits_Value (Base_Type (E), VAXGF_Digits);
80 Set_Vax_Float (Base_Type (E), True);
81 Set_Float_Bounds (Base_Type (E));
85 Init_Digits_Value (E, VAXGF_Digits);
86 Set_Scalar_Range (E, Scalar_Range (Base_Type (E)));
93 procedure Set_IEEE_Long (E : Entity_Id) is
95 Init_Size (Base_Type (E), 64);
96 Init_Alignment (Base_Type (E));
97 Init_Digits_Value (Base_Type (E), IEEEL_Digits);
98 Set_Vax_Float (Base_Type (E), False);
99 Set_Float_Bounds (Base_Type (E));
103 Init_Digits_Value (E, IEEEL_Digits);
104 Set_Scalar_Range (E, Scalar_Range (Base_Type (E)));
111 procedure Set_IEEE_Short (E : Entity_Id) is
113 Init_Size (Base_Type (E), 32);
114 Init_Alignment (Base_Type (E));
115 Init_Digits_Value (Base_Type (E), IEEES_Digits);
116 Set_Vax_Float (Base_Type (E), False);
117 Set_Float_Bounds (Base_Type (E));
121 Init_Digits_Value (E, IEEES_Digits);
122 Set_Scalar_Range (E, Scalar_Range (Base_Type (E)));
125 ------------------------------
126 -- Set_Standard_Fpt_Formats --
127 ------------------------------
129 procedure Set_Standard_Fpt_Formats is
133 if Opt.Float_Format = 'I' then
134 Set_IEEE_Short (Standard_Float);
135 Set_IEEE_Long (Standard_Long_Float);
136 Set_IEEE_Long (Standard_Long_Long_Float);
141 Set_F_Float (Standard_Float);
143 if Opt.Float_Format_Long = 'D' then
144 Set_D_Float (Standard_Long_Float);
146 Set_G_Float (Standard_Long_Float);
149 -- Note: Long_Long_Float gets set only in the real VMS case,
150 -- because this gives better results for testing out the use
151 -- of VAX float on non-VMS environments with the -gnatdm switch.
153 if OpenVMS_On_Target then
154 Set_G_Float (Standard_Long_Long_Float);
157 end Set_Standard_Fpt_Formats;