src/mesa/x86/x86_xform.c

   1
   2 /*
   3  * Mesa 3-D graphics library
   4  *
   5  * Copyright (C) 1999-2001  Brian Paul   All Rights Reserved.
   6  *
   7  * Permission is hereby granted, free of charge, to any person obtaining a
   8  * copy of this software and associated documentation files (the "Software"),
   9  * to deal in the Software without restriction, including without limitation
  10  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  11  * and/or sell copies of the Software, and to permit persons to whom the
  12  * Software is furnished to do so, subject to the following conditions:
  13  *
  14  * The above copyright notice and this permission notice shall be included
  15  * in all copies or substantial portions of the Software.
  16  *
  17  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  18  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  19  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  20  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
  21  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  22  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  23  * OTHER DEALINGS IN THE SOFTWARE.
  24  */
  25
  26 /*
  27  * Intel x86 assembly code by Josh Vanderhoof
  28  */
  29
  30 #include "main/glheader.h"
  31 #include "main/context.h"
  32 #include "math/m_xform.h"
  33
  34 #include "x86_xform.h"
  35 #include "common_x86_asm.h"
  36
  37 #ifdef USE_X86_ASM
  38 #ifdef USE_3DNOW_ASM
  39 #include "3dnow.h"
  40 #endif
  41 #ifdef USE_SSE_ASM
  42 #include "sse.h"
  43 #endif
  44 #endif
  45
  46 #ifdef DEBUG_MATH
  47 #include "math/m_debug.h"
  48 #endif
  49
  50
  51 #ifdef USE_X86_ASM
  52 DECLARE_XFORM_GROUP( x86, 2 )
  53 DECLARE_XFORM_GROUP( x86, 3 )
  54 DECLARE_XFORM_GROUP( x86, 4 )
  55
  56
  57 extern GLvector4f *
  58 _mesa_x86_cliptest_points4( GLvector4f *clip_vec,
  59                             GLvector4f *proj_vec,
  60                             GLubyte clipMask[],
  61                             GLubyte *orMask,
  62                             GLubyte *andMask,
  63                             GLboolean viewport_z_clip );
  64
  65 extern GLvector4f *
  66 _mesa_x86_cliptest_points4_np( GLvector4f *clip_vec,
  67                                GLvector4f *proj_vec,
  68                                GLubyte clipMask[],
  69                                GLubyte *orMask,
  70                                GLubyte *andMask,
  71                                GLboolean viewport_z_clip );
  72
  73 extern void
  74 _mesa_v16_x86_cliptest_points4( GLfloat *first_vert,
  75                                 GLfloat *last_vert,
  76                                 GLubyte *or_mask,
  77                                 GLubyte *and_mask,
  78                                 GLubyte *clip_mask,
  79                                 GLboolean viewport_z_clip );
  80
  81 extern void
  82 _mesa_v16_x86_general_xform( GLfloat *dest,
  83                              const GLfloat *m,
  84                              const GLfloat *src,
  85                              GLuint src_stride,
  86                              GLuint count );
  87 #endif
  88
  89
  90 #ifdef USE_X86_ASM
  91 static void _mesa_init_x86_transform_asm( void )
  92 {
  93    ASSIGN_XFORM_GROUP( x86, 2 );
  94    ASSIGN_XFORM_GROUP( x86, 3 );
  95    ASSIGN_XFORM_GROUP( x86, 4 );
  96
  97    _mesa_clip_tab[4] = _mesa_x86_cliptest_points4;
  98    _mesa_clip_np_tab[4] = _mesa_x86_cliptest_points4_np;
  99
 100 #ifdef DEBUG_MATH
 101    _math_test_all_transform_functions( "x86" );
 102    _math_test_all_cliptest_functions( "x86" );
 103 #endif
 104 }
 105 #endif
 106
 107
 108 void _mesa_init_all_x86_transform_asm( void )
 109 {
 110    _mesa_get_x86_features();
 111
 112 #ifdef USE_X86_ASM
 113    if ( _mesa_x86_cpu_features ) {
 114       _mesa_init_x86_transform_asm();
 115    }
 116
 117    if (cpu_has_3dnow) {
 118       _mesa_init_3dnow_transform_asm();
 119    }
 120
 121    if ( cpu_has_xmm ) {
 122       _mesa_init_sse_transform_asm();
 123    }
 124
 125 #endif
 126 }