x86-64.c revision 8c5ae809163c49cf3785edaee9af0f5b6cfe5f4b 
1/* $Id: x86-64.c,v 1.3 2006/10/16 20:57:09 idr Exp $ */
2
3/*
4 * Mesa 3-D graphics library
5 * Version:  6.3
6 *
7 * Copyright (C) 1999-2003  Brian Paul   All Rights Reserved.
8 *
9 * Permission is hereby granted, free of charge, to any person obtaining a
10 * copy of this software and associated documentation files (the "Software"),
11 * to deal in the Software without restriction, including without limitation
12 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
13 * and/or sell copies of the Software, and to permit persons to whom the
14 * Software is furnished to do so, subject to the following conditions:
15 *
16 * The above copyright notice and this permission notice shall be included
17 * in all copies or substantial portions of the Software.
18 *
19 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
20 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
21 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
22 * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
23 * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
24 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
25 */
26
27/*
28 * x86-64 optimizations shamelessy converted from x86/sse/3dnow assembly by
29 * Mikko Tiihonen
30 */
31
32#ifdef USE_X86_64_ASM
33
34#include "glheader.h"
35#include "context.h"
36#include "math/m_xform.h"
37#include "tnl/t_context.h"
38#include "x86-64.h"
39#include "../x86/common_x86_macros.h"
40
41#ifdef DEBUG
42#include "math/m_debug.h"
43#endif
44
45DECLARE_XFORM_GROUP( x86_64, 4 )
46
47#endif
48
49/*
50extern void _mesa_x86_64_transform_points4_general( XFORM_ARGS );
51extern void _mesa_x86_64_transform_points4_identity( XFORM_ARGS );
52extern void _mesa_x86_64_transform_points4_perspective( XFORM_ARGS );
53extern void _mesa_x86_64_transform_points4_3d( XFORM_ARGS );
54extern void _mesa_x86_64_transform_points4_3d_no_rot( XFORM_ARGS );
55extern void _mesa_x86_64_transform_points4_2d_no_rot( XFORM_ARGS );
56extern void _mesa_x86_64_transform_points4_2d( XFORM_ARGS );
57*/
58
59#ifdef USE_X86_64_ASM
60static void message( const char *msg )
61{
62   GLboolean debug;
63#ifdef DEBUG
64   debug = GL_TRUE;
65#else
66   if ( _mesa_getenv( "MESA_DEBUG" ) ) {
67      debug = GL_TRUE;
68   } else {
69      debug = GL_FALSE;
70   }
71#endif
72   if ( debug ) {
73      _mesa_debug( NULL, "%s", msg );
74   }
75}
76#endif
77
78
79void _mesa_init_all_x86_64_transform_asm(void)
80{
81#ifdef USE_X86_64_ASM
82
83   if ( _mesa_getenv( "MESA_NO_ASM" ) ) {
84     return;
85   }
86
87   message("Initializing x86-64 optimizations\n");
88
89   ASSIGN_XFORM_GROUP( x86_64, 4 );
90
91   /*
92   _mesa_transform_tab[4][MATRIX_GENERAL] =
93      _mesa_x86_64_transform_points4_general;
94   _mesa_transform_tab[4][MATRIX_IDENTITY] =
95      _mesa_x86_64_transform_points4_identity;
96   _mesa_transform_tab[4][MATRIX_3D] =
97      _mesa_x86_64_transform_points4_3d;
98   _mesa_transform_tab[4][MATRIX_3D_NO_ROT] =
99      _mesa_x86_64_transform_points4_3d_no_rot;
100   _mesa_transform_tab[4][MATRIX_PERSPECTIVE] =
101      _mesa_x86_64_transform_points4_perspective;
102   _mesa_transform_tab[4][MATRIX_2D_NO_ROT] =
103      _mesa_x86_64_transform_points4_2d_no_rot;
104   _mesa_transform_tab[4][MATRIX_2D] =
105      _mesa_x86_64_transform_points4_2d;
106   */
107
108#ifdef DEBUG_MATH
109   _math_test_all_transform_functions("x86_64");
110   _math_test_all_cliptest_functions("x86_64");
111   _math_test_all_normal_transform_functions("x86_64");
112#endif
113
114#endif
115}
116