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Diffstat (limited to 'src/mesa/x86/x86.c')
| -rw-r--r-- | src/mesa/x86/x86.c | 107 |
1 files changed, 107 insertions, 0 deletions
diff --git a/src/mesa/x86/x86.c b/src/mesa/x86/x86.c new file mode 100644 index 00000000000..fe3bb34c913 --- /dev/null +++ b/src/mesa/x86/x86.c @@ -0,0 +1,107 @@ +/* $Id: x86.c,v 1.1 1999/08/19 00:55:42 jtg Exp $ */ + +/* + * Mesa 3-D graphics library + * Version: 3.1 + * + * Copyright (C) 1999 Brian Paul All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN + * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +/* + * Intel x86 assembly code by Josh Vanderhoof + */ + + +#include <limits.h> +#include <stdio.h> +#include <stdlib.h> +#include <math.h> + +#include "context.h" +#include "types.h" +#include "xform.h" +#include "x86.h" + + + +#define XFORM_ARGS GLvector4f *to_vec, \ + const GLmatrix *mat, \ + const GLvector4f *from_vec, \ + const GLubyte *mask, \ + const GLubyte flag + +#define DECLARE_XFORM_GROUP(pfx, vsize, masked) \ + extern void gl_##pfx##_transform_points##vsize##_general_##masked(XFORM_ARGS); \ + extern void gl_##pfx##_transform_points##vsize##_identity_##masked(XFORM_ARGS); \ + extern void gl_##pfx##_transform_points##vsize##_3d_no_rot_##masked(XFORM_ARGS); \ + extern void gl_##pfx##_transform_points##vsize##_perspective_##masked(XFORM_ARGS); \ + extern void gl_##pfx##_transform_points##vsize##_2d_##masked(XFORM_ARGS); \ + extern void gl_##pfx##_transform_points##vsize##_2d_no_rot_##masked(XFORM_ARGS); \ + extern void gl_##pfx##_transform_points##vsize##_3d_##masked(XFORM_ARGS); + +#define ASSIGN_XFORM_GROUP( pfx, cma, vsize, masked ) \ + gl_transform_tab[cma][vsize][MATRIX_GENERAL] \ + = gl_##pfx##_transform_points##vsize##_general_##masked; \ + gl_transform_tab[cma][vsize][MATRIX_IDENTITY] \ + = gl_##pfx##_transform_points##vsize##_identity_##masked; \ + gl_transform_tab[cma][vsize][MATRIX_3D_NO_ROT] \ + = gl_##pfx##_transform_points##vsize##_3d_no_rot_##masked; \ + gl_transform_tab[cma][vsize][MATRIX_PERSPECTIVE] \ + = gl_##pfx##_transform_points##vsize##_perspective_##masked; \ + gl_transform_tab[cma][vsize][MATRIX_2D] \ + = gl_##pfx##_transform_points##vsize##_2d_##masked; \ + gl_transform_tab[cma][vsize][MATRIX_2D_NO_ROT] \ + = gl_##pfx##_transform_points##vsize##_2d_no_rot_##masked; \ + gl_transform_tab[cma][vsize][MATRIX_3D] \ + = gl_##pfx##_transform_points##vsize##_3d_##masked; + +void gl_init_x86_asm_transforms( void ) +{ +#ifdef USE_X86_ASM + DECLARE_XFORM_GROUP( x86, 2, raw ) + DECLARE_XFORM_GROUP( x86, 3, raw ) + DECLARE_XFORM_GROUP( x86, 4, raw ) + DECLARE_XFORM_GROUP( x86, 2, masked ) + DECLARE_XFORM_GROUP( x86, 3, masked ) + DECLARE_XFORM_GROUP( x86, 4, masked ) + + extern GLvector4f *gl_x86_cliptest_points4( GLvector4f *clip_vec, + GLvector4f *proj_vec, + GLubyte clipMask[], + GLubyte *orMask, + GLubyte *andMask ); + + + ASSIGN_XFORM_GROUP( x86, 0, 2, raw ) + ASSIGN_XFORM_GROUP( x86, 0, 3, raw ) + ASSIGN_XFORM_GROUP( x86, 0, 4, raw ) + + ASSIGN_XFORM_GROUP( x86, CULL_MASK_ACTIVE, 2, masked ) + ASSIGN_XFORM_GROUP( x86, CULL_MASK_ACTIVE, 3, masked ) + ASSIGN_XFORM_GROUP( x86, CULL_MASK_ACTIVE, 4, masked ) + + gl_clip_tab[4] = gl_x86_cliptest_points4; + +#ifdef DEBUG + gl_test_all_transform_functions("x86"); +#endif + +#endif +} |