src/mesa/sparc/sparc.c

   1 /*
   2  * Mesa 3-D graphics library
   3  * Version:  6.3
   4  *
   5  * Copyright (C) 1999-2003  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  * Sparc assembly code by David S. Miller
  28  */
  29
  30
  31 #include "sparc.h"
  32
  33 #ifdef USE_SPARC_ASM
  34
  35 #include "main/context.h"
  36 #include "math/m_xform.h"
  37 #include "tnl/t_context.h"
  38
  39 #ifdef DEBUG
  40 #include "math/m_debug.h"
  41 #endif
  42
  43 #define XFORM_ARGS      GLvector4f *to_vec,             \
  44                         const GLfloat m[16],            \
  45                         const GLvector4f *from_vec
  46
  47 #define DECLARE_XFORM_GROUP(pfx, sz)                                       \
  48  extern void _mesa_##pfx##_transform_points##sz##_general(XFORM_ARGS);     \
  49  extern void _mesa_##pfx##_transform_points##sz##_identity(XFORM_ARGS);    \
  50  extern void _mesa_##pfx##_transform_points##sz##_3d_no_rot(XFORM_ARGS);   \
  51  extern void _mesa_##pfx##_transform_points##sz##_perspective(XFORM_ARGS); \
  52  extern void _mesa_##pfx##_transform_points##sz##_2d(XFORM_ARGS);          \
  53  extern void _mesa_##pfx##_transform_points##sz##_2d_no_rot(XFORM_ARGS);   \
  54  extern void _mesa_##pfx##_transform_points##sz##_3d(XFORM_ARGS);
  55
  56 #define ASSIGN_XFORM_GROUP(pfx, sz)                                     \
  57    _mesa_transform_tab[sz][MATRIX_GENERAL] =                            \
  58       _mesa_##pfx##_transform_points##sz##_general;                     \
  59    _mesa_transform_tab[sz][MATRIX_IDENTITY] =                           \
  60       _mesa_##pfx##_transform_points##sz##_identity;                    \
  61    _mesa_transform_tab[sz][MATRIX_3D_NO_ROT] =                          \
  62       _mesa_##pfx##_transform_points##sz##_3d_no_rot;                   \
  63    _mesa_transform_tab[sz][MATRIX_PERSPECTIVE] =                        \
  64       _mesa_##pfx##_transform_points##sz##_perspective;                 \
  65    _mesa_transform_tab[sz][MATRIX_2D] =                                 \
  66       _mesa_##pfx##_transform_points##sz##_2d;                          \
  67    _mesa_transform_tab[sz][MATRIX_2D_NO_ROT] =                          \
  68       _mesa_##pfx##_transform_points##sz##_2d_no_rot;                   \
  69    _mesa_transform_tab[sz][MATRIX_3D] =                                 \
  70       _mesa_##pfx##_transform_points##sz##_3d;
  71
  72
  73 DECLARE_XFORM_GROUP(sparc, 1)
  74 DECLARE_XFORM_GROUP(sparc, 2)
  75 DECLARE_XFORM_GROUP(sparc, 3)
  76 DECLARE_XFORM_GROUP(sparc, 4)
  77
  78 extern GLvector4f  *_mesa_sparc_cliptest_points4(GLvector4f *clip_vec,
  79                                                  GLvector4f *proj_vec,
  80                                                  GLubyte clipMask[],
  81                                                  GLubyte *orMask,
  82                                                  GLubyte *andMask,
  83                                                  GLboolean viewport_z_clip);
  84
  85 extern GLvector4f  *_mesa_sparc_cliptest_points4_np(GLvector4f *clip_vec,
  86                                                     GLvector4f *proj_vec,
  87                                                     GLubyte clipMask[],
  88                                                     GLubyte *orMask,
  89                                                     GLubyte *andMask,
  90                                                     GLboolean viewport_z_clip);
  91
  92 #define NORM_ARGS       const GLmatrix *mat,                            \
  93                         GLfloat scale,                                  \
  94                         const GLvector4f *in,                           \
  95                         const GLfloat *lengths,                         \
  96                         GLvector4f *dest
  97
  98 extern void _mesa_sparc_transform_normalize_normals(NORM_ARGS);
  99 extern void _mesa_sparc_transform_normalize_normals_no_rot(NORM_ARGS);
 100 extern void _mesa_sparc_transform_rescale_normals_no_rot(NORM_ARGS);
 101 extern void _mesa_sparc_transform_rescale_normals(NORM_ARGS);
 102 extern void _mesa_sparc_transform_normals_no_rot(NORM_ARGS);
 103 extern void _mesa_sparc_transform_normals(NORM_ARGS);
 104 extern void _mesa_sparc_normalize_normals(NORM_ARGS);
 105 extern void _mesa_sparc_rescale_normals(NORM_ARGS);
 106
 107
 108
 109 void _mesa_init_all_sparc_transform_asm(void)
 110 {
 111    ASSIGN_XFORM_GROUP(sparc, 1)
 112    ASSIGN_XFORM_GROUP(sparc, 2)
 113    ASSIGN_XFORM_GROUP(sparc, 3)
 114    ASSIGN_XFORM_GROUP(sparc, 4)
 115
 116    _mesa_clip_tab[4] = _mesa_sparc_cliptest_points4;
 117    _mesa_clip_np_tab[4] = _mesa_sparc_cliptest_points4_np;
 118
 119    _mesa_normal_tab[NORM_TRANSFORM | NORM_NORMALIZE] =
 120            _mesa_sparc_transform_normalize_normals;
 121    _mesa_normal_tab[NORM_TRANSFORM_NO_ROT | NORM_NORMALIZE] =
 122            _mesa_sparc_transform_normalize_normals_no_rot;
 123    _mesa_normal_tab[NORM_TRANSFORM_NO_ROT | NORM_RESCALE] =
 124            _mesa_sparc_transform_rescale_normals_no_rot;
 125    _mesa_normal_tab[NORM_TRANSFORM | NORM_RESCALE] =
 126            _mesa_sparc_transform_rescale_normals;
 127    _mesa_normal_tab[NORM_TRANSFORM_NO_ROT] =
 128            _mesa_sparc_transform_normals_no_rot;
 129    _mesa_normal_tab[NORM_TRANSFORM] =
 130            _mesa_sparc_transform_normals;
 131    _mesa_normal_tab[NORM_NORMALIZE] =
 132            _mesa_sparc_normalize_normals;
 133    _mesa_normal_tab[NORM_RESCALE] =
 134            _mesa_sparc_rescale_normals;
 135
 136 #ifdef DEBUG_MATH
 137    _math_test_all_transform_functions("sparc");
 138    _math_test_all_cliptest_functions("sparc");
 139    _math_test_all_normal_transform_functions("sparc");
 140 #endif
 141 }
 142
 143 #endif /* USE_SPARC_ASM */