3 * Mesa 3-D graphics library
6 * Copyright (C) 1999-2003 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 * x86-64 optimizations shamelessy converted from x86/sse/3dnow assembly by
33 #include "main/glheader.h"
34 #include "main/context.h"
35 #include "math/m_xform.h"
36 #include "tnl/t_context.h"
38 #include "../x86/common_x86_macros.h"
41 #include "math/m_debug.h"
44 extern void _mesa_x86_64_cpuid(unsigned int *regs
);
46 DECLARE_XFORM_GROUP( x86_64
, 4 )
47 DECLARE_XFORM_GROUP( 3dnow
, 4 )
50 /* just to silence warning below */
55 extern void _mesa_x86_64_transform_points4_general( XFORM_ARGS );
56 extern void _mesa_x86_64_transform_points4_identity( XFORM_ARGS );
57 extern void _mesa_x86_64_transform_points4_perspective( XFORM_ARGS );
58 extern void _mesa_x86_64_transform_points4_3d( XFORM_ARGS );
59 extern void _mesa_x86_64_transform_points4_3d_no_rot( XFORM_ARGS );
60 extern void _mesa_x86_64_transform_points4_2d_no_rot( XFORM_ARGS );
61 extern void _mesa_x86_64_transform_points4_2d( XFORM_ARGS );
65 static void message( const char *msg
)
71 if ( _mesa_getenv( "MESA_DEBUG" ) ) {
78 _mesa_debug( NULL
, "%s", msg
);
84 void _mesa_init_all_x86_64_transform_asm(void)
89 if ( _mesa_getenv( "MESA_NO_ASM" ) ) {
93 message("Initializing x86-64 optimizations\n");
96 _mesa_transform_tab
[4][MATRIX_GENERAL
] =
97 _mesa_x86_64_transform_points4_general
;
98 _mesa_transform_tab
[4][MATRIX_IDENTITY
] =
99 _mesa_x86_64_transform_points4_identity
;
100 _mesa_transform_tab
[4][MATRIX_3D
] =
101 _mesa_x86_64_transform_points4_3d
;
103 regs
[0] = 0x80000001;
104 regs
[1] = 0x00000000;
105 regs
[2] = 0x00000000;
106 regs
[3] = 0x00000000;
107 _mesa_x86_64_cpuid(regs
);
108 if (regs
[3] & (1U << 31)) {
109 message("3Dnow! detected\n");
110 _mesa_transform_tab
[4][MATRIX_3D_NO_ROT
] =
111 _mesa_3dnow_transform_points4_3d_no_rot
;
112 _mesa_transform_tab
[4][MATRIX_PERSPECTIVE
] =
113 _mesa_3dnow_transform_points4_perspective
;
114 _mesa_transform_tab
[4][MATRIX_2D_NO_ROT
] =
115 _mesa_3dnow_transform_points4_2d_no_rot
;
116 _mesa_transform_tab
[4][MATRIX_2D
] =
117 _mesa_3dnow_transform_points4_2d
;
123 _math_test_all_transform_functions("x86_64");
124 _math_test_all_cliptest_functions("x86_64");
125 _math_test_all_normal_transform_functions("x86_64");