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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 4358 | Serge | 1 | /* |
| 2 | * Mesa 3-D graphics library |
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| 3 | * |
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| 4 | * Copyright (C) 1999-2004 Brian Paul All Rights Reserved. |
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| 5 | * |
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| 6 | * Permission is hereby granted, free of charge, to any person obtaining a |
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| 7 | * copy of this software and associated documentation files (the "Software"), |
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| 8 | * to deal in the Software without restriction, including without limitation |
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| 9 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
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| 10 | * and/or sell copies of the Software, and to permit persons to whom the |
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| 11 | * Software is furnished to do so, subject to the following conditions: |
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| 12 | * |
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| 13 | * The above copyright notice and this permission notice shall be included |
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| 14 | * in all copies or substantial portions of the Software. |
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| 15 | * |
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| 16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
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| 17 | * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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| 18 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
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| 19 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR |
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| 20 | * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, |
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| 21 | * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR |
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| 22 | * OTHER DEALINGS IN THE SOFTWARE. |
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| 23 | */ |
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| 24 | |||
| 25 | /* |
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| 26 | * PentiumIII-SIMD (SSE) optimizations contributed by |
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| 27 | * Andre Werthmann |
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| 28 | */ |
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| 29 | |||
| 30 | #include "main/glheader.h" |
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| 31 | #include "main/context.h" |
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| 32 | #include "math/m_xform.h" |
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| 33 | #include "tnl/t_context.h" |
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| 34 | |||
| 35 | #include "sse.h" |
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| 36 | #include "x86_xform.h" |
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| 37 | |||
| 38 | #ifdef DEBUG_MATH |
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| 39 | #include "math/m_debug.h" |
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| 40 | #endif |
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| 41 | |||
| 42 | |||
| 43 | #ifdef USE_SSE_ASM |
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| 44 | DECLARE_XFORM_GROUP( sse, 2 ) |
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| 45 | DECLARE_XFORM_GROUP( sse, 3 ) |
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| 46 | |||
| 47 | #if 1 |
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| 48 | /* Some functions are not written in SSE-assembly, because the fpu ones are faster */ |
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| 49 | extern void _ASMAPI _mesa_sse_transform_normals_no_rot( NORM_ARGS ); |
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| 50 | extern void _ASMAPI _mesa_sse_transform_rescale_normals( NORM_ARGS ); |
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| 51 | extern void _ASMAPI _mesa_sse_transform_rescale_normals_no_rot( NORM_ARGS ); |
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| 52 | |||
| 53 | extern void _ASMAPI _mesa_sse_transform_points4_general( XFORM_ARGS ); |
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| 54 | extern void _ASMAPI _mesa_sse_transform_points4_3d( XFORM_ARGS ); |
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| 55 | /* XXX this function segfaults, see below */ |
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| 56 | extern void _ASMAPI _mesa_sse_transform_points4_identity( XFORM_ARGS ); |
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| 57 | /* XXX this one works, see below */ |
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| 58 | extern void _ASMAPI _mesa_x86_transform_points4_identity( XFORM_ARGS ); |
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| 59 | #else |
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| 60 | DECLARE_NORM_GROUP( sse ) |
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| 61 | #endif |
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| 62 | |||
| 63 | |||
| 64 | extern void _ASMAPI |
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| 65 | _mesa_v16_sse_general_xform( GLfloat *first_vert, |
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| 66 | const GLfloat *m, |
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| 67 | const GLfloat *src, |
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| 68 | GLuint src_stride, |
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| 69 | GLuint count ); |
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| 70 | |||
| 71 | extern void _ASMAPI |
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| 72 | _mesa_sse_project_vertices( GLfloat *first, |
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| 73 | GLfloat *last, |
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| 74 | const GLfloat *m, |
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| 75 | GLuint stride ); |
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| 76 | |||
| 77 | extern void _ASMAPI |
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| 78 | _mesa_sse_project_clipped_vertices( GLfloat *first, |
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| 79 | GLfloat *last, |
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| 80 | const GLfloat *m, |
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| 81 | GLuint stride, |
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| 82 | const GLubyte *clipmask ); |
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| 83 | #endif |
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| 84 | |||
| 85 | |||
| 86 | void _mesa_init_sse_transform_asm( void ) |
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| 87 | { |
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| 88 | #ifdef USE_SSE_ASM |
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| 89 | ASSIGN_XFORM_GROUP( sse, 2 ); |
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| 90 | ASSIGN_XFORM_GROUP( sse, 3 ); |
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| 91 | |||
| 92 | #if 1 |
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| 93 | /* TODO: Finish these off. |
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| 94 | */ |
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| 95 | _mesa_transform_tab[4][MATRIX_GENERAL] = |
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| 96 | _mesa_sse_transform_points4_general; |
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| 97 | _mesa_transform_tab[4][MATRIX_3D] = |
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| 98 | _mesa_sse_transform_points4_3d; |
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| 99 | /* XXX NOTE: _mesa_sse_transform_points4_identity segfaults with the |
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| 100 | conformance tests, so use the x86 version. |
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| 101 | */ |
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| 102 | _mesa_transform_tab[4][MATRIX_IDENTITY] = |
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| 103 | _mesa_x86_transform_points4_identity;/*_mesa_sse_transform_points4_identity;*/ |
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| 104 | |||
| 105 | _mesa_normal_tab[NORM_TRANSFORM_NO_ROT] = |
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| 106 | _mesa_sse_transform_normals_no_rot; |
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| 107 | _mesa_normal_tab[NORM_TRANSFORM | NORM_RESCALE] = |
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| 108 | _mesa_sse_transform_rescale_normals; |
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| 109 | _mesa_normal_tab[NORM_TRANSFORM_NO_ROT | NORM_RESCALE] = |
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| 110 | _mesa_sse_transform_rescale_normals_no_rot; |
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| 111 | #else |
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| 112 | ASSIGN_XFORM_GROUP( sse, 4 ); |
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| 113 | |||
| 114 | ASSIGN_NORM_GROUP( sse ); |
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| 115 | #endif |
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| 116 | |||
| 117 | #ifdef DEBUG_MATH |
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| 118 | _math_test_all_transform_functions( "SSE" ); |
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| 119 | _math_test_all_normal_transform_functions( "SSE" ); |
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| 120 | #endif |
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| 121 | #endif |
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| 122 | } |
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| 123 |