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Diffstat (limited to 'src/mesa/x86/x86_xform.c')
| -rw-r--r-- | src/mesa/x86/x86_xform.c | 156 |
1 files changed, 156 insertions, 0 deletions
diff --git a/src/mesa/x86/x86_xform.c b/src/mesa/x86/x86_xform.c new file mode 100644 index 0000000000..52f6b25d81 --- /dev/null +++ b/src/mesa/x86/x86_xform.c @@ -0,0 +1,156 @@ + +/* + * Mesa 3-D graphics library + * Version: 3.5 + * + * Copyright (C) 1999-2001 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 "main/glheader.h" +#include "main/context.h" +#include "math/m_xform.h" +#include "tnl/t_context.h" + +#include "x86_xform.h" +#include "common_x86_asm.h" + +#ifdef USE_X86_ASM +#ifdef USE_3DNOW_ASM +#include "3dnow.h" +#endif +#ifdef USE_SSE_ASM +#include "sse.h" +#endif +#endif + +#ifdef DEBUG_MATH +#include "math/m_debug.h" +#endif + + +#ifdef USE_X86_ASM +DECLARE_XFORM_GROUP( x86, 2 ) +DECLARE_XFORM_GROUP( x86, 3 ) +DECLARE_XFORM_GROUP( x86, 4 ) + + +extern GLvector4f * _ASMAPI +_mesa_x86_cliptest_points4( GLvector4f *clip_vec, + GLvector4f *proj_vec, + GLubyte clipMask[], + GLubyte *orMask, + GLubyte *andMask, + GLboolean viewport_z_clip ); + +extern GLvector4f * _ASMAPI +_mesa_x86_cliptest_points4_np( GLvector4f *clip_vec, + GLvector4f *proj_vec, + GLubyte clipMask[], + GLubyte *orMask, + GLubyte *andMask, + GLboolean viewport_z_clip ); + +extern void _ASMAPI +_mesa_v16_x86_cliptest_points4( GLfloat *first_vert, + GLfloat *last_vert, + GLubyte *or_mask, + GLubyte *and_mask, + GLubyte *clip_mask, + GLboolean viewport_z_clip ); + +extern void _ASMAPI +_mesa_v16_x86_general_xform( GLfloat *dest, + const GLfloat *m, + const GLfloat *src, + GLuint src_stride, + GLuint count ); +#endif + + +#ifdef USE_X86_ASM +static void _mesa_init_x86_transform_asm( void ) +{ + ASSIGN_XFORM_GROUP( x86, 2 ); + ASSIGN_XFORM_GROUP( x86, 3 ); + ASSIGN_XFORM_GROUP( x86, 4 ); + + _mesa_clip_tab[4] = _mesa_x86_cliptest_points4; + _mesa_clip_np_tab[4] = _mesa_x86_cliptest_points4_np; + +#ifdef DEBUG_MATH + _math_test_all_transform_functions( "x86" ); + _math_test_all_cliptest_functions( "x86" ); +#endif +} +#endif + + +void _mesa_init_all_x86_transform_asm( void ) +{ + _mesa_get_x86_features(); + +#ifdef USE_X86_ASM + if ( _mesa_x86_cpu_features ) { + _mesa_init_x86_transform_asm(); + } + +#ifdef USE_MMX_ASM + if ( cpu_has_mmx ) { + if ( _mesa_getenv( "MESA_NO_MMX" ) == 0 ) { + _mesa_debug(NULL, "MMX cpu detected.\n"); + } else { + _mesa_x86_cpu_features &= ~(X86_FEATURE_MMX); + } + } +#endif + +#ifdef USE_3DNOW_ASM + if ( cpu_has_3dnow ) { + if ( _mesa_getenv( "MESA_NO_3DNOW" ) == 0 ) { + _mesa_debug(NULL, "3DNow! cpu detected.\n"); + _mesa_init_3dnow_transform_asm(); + } else { + _mesa_x86_cpu_features &= ~(X86_FEATURE_3DNOW); + } + } +#endif + +#ifdef USE_SSE_ASM + if ( cpu_has_xmm ) { + if ( _mesa_getenv( "MESA_NO_SSE" ) == 0 ) { + _mesa_debug(NULL, "SSE cpu detected.\n"); + if ( _mesa_getenv( "MESA_FORCE_SSE" ) == 0 ) { + _mesa_check_os_sse_support(); + } + if ( cpu_has_xmm ) { + _mesa_init_sse_transform_asm(); + } + } else { + _mesa_debug(NULL, "SSE cpu detected, but switched off by user.\n"); + _mesa_x86_cpu_features &= ~(X86_FEATURE_XMM); + } + } +#endif +#endif +} |