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Diffstat (limited to 'nx-X11/extras/Mesa/src/mesa/x86/sse.c')
| -rw-r--r-- | nx-X11/extras/Mesa/src/mesa/x86/sse.c | 123 |
1 files changed, 123 insertions, 0 deletions
diff --git a/nx-X11/extras/Mesa/src/mesa/x86/sse.c b/nx-X11/extras/Mesa/src/mesa/x86/sse.c new file mode 100644 index 000000000..45852c4e1 --- /dev/null +++ b/nx-X11/extras/Mesa/src/mesa/x86/sse.c @@ -0,0 +1,123 @@ +/* + * Mesa 3-D graphics library + * Version: 6.0 + * + * Copyright (C) 1999-2004 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. + */ + +/* + * PentiumIII-SIMD (SSE) optimizations contributed by + * Andre Werthmann <wertmann@cs.uni-potsdam.de> + */ + +#include "glheader.h" +#include "context.h" +#include "math/m_xform.h" +#include "tnl/t_context.h" + +#include "sse.h" +#include "common_x86_macros.h" + +#ifdef DEBUG +#include "math/m_debug.h" +#endif + + +#ifdef USE_SSE_ASM +DECLARE_XFORM_GROUP( sse, 2 ) +DECLARE_XFORM_GROUP( sse, 3 ) + +#if 1 +/* Some functions are not written in SSE-assembly, because the fpu ones are faster */ +extern void _ASMAPI _mesa_sse_transform_normals_no_rot( NORM_ARGS ); +extern void _ASMAPI _mesa_sse_transform_rescale_normals( NORM_ARGS ); +extern void _ASMAPI _mesa_sse_transform_rescale_normals_no_rot( NORM_ARGS ); + +extern void _ASMAPI _mesa_sse_transform_points4_general( XFORM_ARGS ); +extern void _ASMAPI _mesa_sse_transform_points4_3d( XFORM_ARGS ); +/* XXX this function segfaults, see below */ +extern void _ASMAPI _mesa_sse_transform_points4_identity( XFORM_ARGS ); +/* XXX this one works, see below */ +extern void _ASMAPI _mesa_x86_transform_points4_identity( XFORM_ARGS ); +#else +DECLARE_NORM_GROUP( sse ) +#endif + + +extern void _ASMAPI +_mesa_v16_sse_general_xform( GLfloat *first_vert, + const GLfloat *m, + const GLfloat *src, + GLuint src_stride, + GLuint count ); + +extern void _ASMAPI +_mesa_sse_project_vertices( GLfloat *first, + GLfloat *last, + const GLfloat *m, + GLuint stride ); + +extern void _ASMAPI +_mesa_sse_project_clipped_vertices( GLfloat *first, + GLfloat *last, + const GLfloat *m, + GLuint stride, + const GLubyte *clipmask ); +#endif + + +void _mesa_init_sse_transform_asm( void ) +{ +#ifdef USE_SSE_ASM + ASSIGN_XFORM_GROUP( sse, 2 ); + ASSIGN_XFORM_GROUP( sse, 3 ); + +#if 1 + /* TODO: Finish these off. + */ + _mesa_transform_tab[4][MATRIX_GENERAL] = + _mesa_sse_transform_points4_general; + _mesa_transform_tab[4][MATRIX_3D] = + _mesa_sse_transform_points4_3d; + /* XXX NOTE: _mesa_sse_transform_points4_identity segfaults with the + conformance tests, so use the x86 version. + */ + _mesa_transform_tab[4][MATRIX_IDENTITY] = + _mesa_x86_transform_points4_identity;/*_mesa_sse_transform_points4_identity;*/ + + _mesa_normal_tab[NORM_TRANSFORM_NO_ROT] = + _mesa_sse_transform_normals_no_rot; + _mesa_normal_tab[NORM_TRANSFORM | NORM_RESCALE] = + _mesa_sse_transform_rescale_normals; + _mesa_normal_tab[NORM_TRANSFORM_NO_ROT | NORM_RESCALE] = + _mesa_sse_transform_rescale_normals_no_rot; +#else + ASSIGN_XFORM_GROUP( sse, 4 ); + + ASSIGN_NORM_GROUP( sse ); +#endif + +#ifdef DEBUG + _math_test_all_transform_functions( "SSE" ); + _math_test_all_normal_transform_functions( "SSE" ); +#endif +#endif +} + |