3 * Mesa 3-D graphics library
6 * Copyright (C) 1999-2001 Brian Paul All Rights Reserved.
8 * Permission is hereby granted, free of charge, to any person obtaining a
9 * copy of this software and associated documentation files (the "Software"),
10 * to deal in the Software without restriction, including without limitation
11 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
12 * and/or sell copies of the Software, and to permit persons to whom the
13 * Software is furnished to do so, subject to the following conditions:
15 * The above copyright notice and this permission notice shall be included
16 * in all copies or substantial portions of the Software.
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
19 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
20 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
21 * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
22 * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
23 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
27 * Intel x86 assembly code by Josh Vanderhoof
30 #include "main/glheader.h"
31 #include "main/context.h"
32 #include "math/m_xform.h"
33 #include "tnl/t_context.h"
35 #include "x86_xform.h"
36 #include "common_x86_asm.h"
48 #include "math/m_debug.h"
53 DECLARE_XFORM_GROUP( x86
, 2 )
54 DECLARE_XFORM_GROUP( x86
, 3 )
55 DECLARE_XFORM_GROUP( x86
, 4 )
58 extern GLvector4f
* _ASMAPI
59 _mesa_x86_cliptest_points4( GLvector4f
*clip_vec
,
64 GLboolean viewport_z_clip
);
66 extern GLvector4f
* _ASMAPI
67 _mesa_x86_cliptest_points4_np( GLvector4f
*clip_vec
,
72 GLboolean viewport_z_clip
);
75 _mesa_v16_x86_cliptest_points4( GLfloat
*first_vert
,
80 GLboolean viewport_z_clip
);
83 _mesa_v16_x86_general_xform( GLfloat
*dest
,
92 static void _mesa_init_x86_transform_asm( void )
94 ASSIGN_XFORM_GROUP( x86
, 2 );
95 ASSIGN_XFORM_GROUP( x86
, 3 );
96 ASSIGN_XFORM_GROUP( x86
, 4 );
98 _mesa_clip_tab
[4] = _mesa_x86_cliptest_points4
;
99 _mesa_clip_np_tab
[4] = _mesa_x86_cliptest_points4_np
;
102 _math_test_all_transform_functions( "x86" );
103 _math_test_all_cliptest_functions( "x86" );
109 void _mesa_init_all_x86_transform_asm( void )
111 _mesa_get_x86_features();
114 if ( _mesa_x86_cpu_features
) {
115 _mesa_init_x86_transform_asm();
120 if ( _mesa_getenv( "MESA_NO_MMX" ) == 0 ) {
121 _mesa_debug(NULL
, "MMX cpu detected.\n");
123 _mesa_x86_cpu_features
&= ~(X86_FEATURE_MMX
);
129 if ( cpu_has_3dnow
) {
130 if ( _mesa_getenv( "MESA_NO_3DNOW" ) == 0 ) {
131 _mesa_debug(NULL
, "3DNow! cpu detected.\n");
132 _mesa_init_3dnow_transform_asm();
134 _mesa_x86_cpu_features
&= ~(X86_FEATURE_3DNOW
);
141 if ( _mesa_getenv( "MESA_NO_SSE" ) == 0 ) {
142 _mesa_debug(NULL
, "SSE cpu detected.\n");
143 if ( _mesa_getenv( "MESA_FORCE_SSE" ) == 0 ) {
144 _mesa_check_os_sse_support();
147 _mesa_init_sse_transform_asm();
150 _mesa_debug(NULL
, "SSE cpu detected, but switched off by user.\n");
151 _mesa_x86_cpu_features
&= ~(X86_FEATURE_XMM
);