src/mesa/x86/3dnow.c

   1 /* $Id: 3dnow.c,v 1.20 2001/11/19 13:52:41 keithw Exp $ */
   2
   3 /*
   4  * Mesa 3-D graphics library
   5  * Version:  3.5
   6  *
   7  * Copyright (C) 1999-2001  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  * 3DNow! optimizations contributed by
  29  * Holger Waechtler <holger@akaflieg.extern.tu-berlin.de>
  30  */
  31
  32 #include "glheader.h"
  33 #include "context.h"
  34 #include "math/m_vertices.h"
  35 #include "math/m_xform.h"
  36 #include "tnl/t_context.h"
  37
  38 #include "3dnow.h"
  39 #include "common_x86_macros.h"
  40
  41 #ifdef DEBUG
  42 #include "math/m_debug.h"
  43 #endif
  44
  45
  46 #ifdef USE_3DNOW_ASM
  47 DECLARE_XFORM_GROUP( 3dnow, 2 )
  48 DECLARE_XFORM_GROUP( 3dnow, 3 )
  49 DECLARE_XFORM_GROUP( 3dnow, 4 )
  50
  51 DECLARE_NORM_GROUP( 3dnow )
  52
  53
  54 extern void _ASMAPI
  55 _mesa_v16_3dnow_general_xform( GLfloat *first_vert,
  56                                const GLfloat *m,
  57                                const GLfloat *src,
  58                                GLuint src_stride,
  59                                GLuint count );
  60
  61 extern void _ASMAPI
  62 _mesa_3dnow_project_vertices( GLfloat *first,
  63                               GLfloat *last,
  64                               const GLfloat *m,
  65                               GLuint stride );
  66
  67 extern void _ASMAPI
  68 _mesa_3dnow_project_clipped_vertices( GLfloat *first,
  69                                       GLfloat *last,
  70                                       const GLfloat *m,
  71                                       GLuint stride,
  72                                       const GLubyte *clipmask );
  73 #endif
  74
  75
  76 void _mesa_init_3dnow_transform_asm( void )
  77 {
  78 #ifdef USE_3DNOW_ASM
  79    ASSIGN_XFORM_GROUP( 3dnow, 2 );
  80    ASSIGN_XFORM_GROUP( 3dnow, 3 );
  81    ASSIGN_XFORM_GROUP( 3dnow, 4 );
  82
  83 /* Normalize_normals is broken - disable
  84  */
  85 /*     ASSIGN_NORM_GROUP( 3dnow ); */
  86
  87 #ifdef DEBUG
  88    _math_test_all_transform_functions( "3DNow!" );
  89    _math_test_all_normal_transform_functions( "3DNow!" );
  90 #endif
  91 #endif
  92 }
  93
  94 void _mesa_init_3dnow_vertex_asm( void )
  95 {
  96 #ifdef USE_3DNOW_ASM
  97    _mesa_xform_points3_v16_general = _mesa_v16_3dnow_general_xform;
  98
  99    _mesa_project_v16 = _mesa_3dnow_project_vertices;
 100    _mesa_project_clipped_v16 = _mesa_3dnow_project_clipped_vertices;
 101
 102 #ifdef DEBUG_NOT
 103    _math_test_all_vertex_functions( "3DNow!" );
 104 #endif
 105 #endif
 106 }