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root/cebix/BasiliskII/src/uae_cpu/fpu/rounding.cpp
Revision: 1.2
Committed: 2004-01-12T15:29:31Z (20 years, 6 months ago) by cebix
Branch: MAIN
CVS Tags: nigel-build-16, nigel-build-15
Changes since 1.1: +1 -1 lines
Log Message:
Happy New Year! :)

File Contents

# User Rev Content
1 gbeauche 1.1 /*
2     * fpu/rounding.cpp - system-dependant FPU rounding mode and precision
3     *
4 cebix 1.2 * Basilisk II (C) 1997-2004 Christian Bauer
5 gbeauche 1.1 *
6     * MC68881/68040 fpu emulation
7     *
8     * Original UAE FPU, copyright 1996 Herman ten Brugge
9     * Rewrite for x86, copyright 1999-2000 Lauri Pesonen
10     * New framework, copyright 2000 Gwenole Beauchesne
11     * Adapted for JIT compilation (c) Bernd Meyer, 2000
12     *
13     * This program is free software; you can redistribute it and/or modify
14     * it under the terms of the GNU General Public License as published by
15     * the Free Software Foundation; either version 2 of the License, or
16     * (at your option) any later version.
17     *
18     * This program is distributed in the hope that it will be useful,
19     * but WITHOUT ANY WARRANTY; without even the implied warranty of
20     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
21     * GNU General Public License for more details.
22     *
23     * You should have received a copy of the GNU General Public License
24     * along with this program; if not, write to the Free Software
25     * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
26     */
27    
28     #undef PRIVATE
29     #define PRIVATE /**/
30    
31     #undef PUBLIC
32     #define PUBLIC /**/
33    
34     #undef FFPU
35     #define FFPU /**/
36    
37     #undef FPU
38     #define FPU fpu.
39    
40     /* -------------------------------------------------------------------------- */
41     /* --- Native X86 Rounding Mode --- */
42     /* -------------------------------------------------------------------------- */
43    
44     #ifdef FPU_USE_X86_ROUNDING_MODE
45     const uae_u32 FFPU x86_control_word_rm_mac2host[] = {
46     CW_RC_NEAR,
47     CW_RC_ZERO,
48     CW_RC_DOWN,
49     CW_RC_UP
50     };
51     #endif
52    
53     /* -------------------------------------------------------------------------- */
54     /* --- Native X86 Rounding Precision --- */
55     /* -------------------------------------------------------------------------- */
56    
57     #ifdef FPU_USE_X86_ROUNDING_PRECISION
58     const uae_u32 FFPU x86_control_word_rp_mac2host[] = {
59     CW_PC_EXTENDED,
60     CW_PC_SINGLE,
61     CW_PC_DOUBLE,
62     CW_PC_RESERVED
63     };
64     #endif