1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
|
/* $Id: sparc.c,v 1.8 2002/07/12 16:00:57 brianp Exp $ */
/*
* Mesa 3-D graphics library
* Version: 4.0.3
*
* Copyright (C) 1999-2002 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.
*/
/*
* Sparc assembly code by David S. Miller
*/
#include "context.h"
#include "math/m_xform.h"
#include "tnl/t_context.h"
#include "sparc.h"
#ifdef DEBUG
#include "math/m_debug.h"
#endif
#define XFORM_ARGS GLvector4f *to_vec, \
const GLfloat m[16], \
const GLvector4f *from_vec
#define DECLARE_XFORM_GROUP(pfx, sz) \
extern void _mesa_##pfx##_transform_points##sz##_general(XFORM_ARGS); \
extern void _mesa_##pfx##_transform_points##sz##_identity(XFORM_ARGS); \
extern void _mesa_##pfx##_transform_points##sz##_3d_no_rot(XFORM_ARGS); \
extern void _mesa_##pfx##_transform_points##sz##_perspective(XFORM_ARGS); \
extern void _mesa_##pfx##_transform_points##sz##_2d(XFORM_ARGS); \
extern void _mesa_##pfx##_transform_points##sz##_2d_no_rot(XFORM_ARGS); \
extern void _mesa_##pfx##_transform_points##sz##_3d(XFORM_ARGS);
#define ASSIGN_XFORM_GROUP(pfx, sz) \
_mesa_transform_tab[sz][MATRIX_GENERAL] = \
_mesa_##pfx##_transform_points##sz##_general; \
_mesa_transform_tab[sz][MATRIX_IDENTITY] = \
_mesa_##pfx##_transform_points##sz##_identity; \
_mesa_transform_tab[sz][MATRIX_3D_NO_ROT] = \
_mesa_##pfx##_transform_points##sz##_3d_no_rot; \
_mesa_transform_tab[sz][MATRIX_PERSPECTIVE] = \
_mesa_##pfx##_transform_points##sz##_perspective; \
_mesa_transform_tab[sz][MATRIX_2D] = \
_mesa_##pfx##_transform_points##sz##_2d; \
_mesa_transform_tab[sz][MATRIX_2D_NO_ROT] = \
_mesa_##pfx##_transform_points##sz##_2d_no_rot; \
_mesa_transform_tab[sz][MATRIX_3D] = \
_mesa_##pfx##_transform_points##sz##_3d;
#ifdef USE_SPARC_ASM
DECLARE_XFORM_GROUP(sparc, 1)
DECLARE_XFORM_GROUP(sparc, 2)
DECLARE_XFORM_GROUP(sparc, 3)
DECLARE_XFORM_GROUP(sparc, 4)
extern GLvector4f *_mesa_sparc_cliptest_points4(GLvector4f *clip_vec,
GLvector4f *proj_vec,
GLubyte clipMask[],
GLubyte *orMask,
GLubyte *andMask);
extern GLvector4f *_mesa_sparc_cliptest_points4_np(GLvector4f *clip_vec,
GLvector4f *proj_vec,
GLubyte clipMask[],
GLubyte *orMask,
GLubyte *andMask);
#define NORM_ARGS const GLmatrix *mat, \
GLfloat scale, \
const GLvector3f *in, \
const GLfloat *lengths, \
GLvector3f *dest
extern void _mesa_sparc_transform_normalize_normals(NORM_ARGS);
extern void _mesa_sparc_transform_normalize_normals_no_rot(NORM_ARGS);
extern void _mesa_sparc_transform_rescale_normals_no_rot(NORM_ARGS);
extern void _mesa_sparc_transform_rescale_normals(NORM_ARGS);
extern void _mesa_sparc_transform_normals_no_rot(NORM_ARGS);
extern void _mesa_sparc_transform_normals(NORM_ARGS);
extern void _mesa_sparc_normalize_normals(NORM_ARGS);
extern void _mesa_sparc_rescale_normals(NORM_ARGS);
#endif
void _mesa_init_all_sparc_transform_asm(void)
{
#ifdef USE_SPARC_ASM
ASSIGN_XFORM_GROUP(sparc, 1)
ASSIGN_XFORM_GROUP(sparc, 2)
ASSIGN_XFORM_GROUP(sparc, 3)
ASSIGN_XFORM_GROUP(sparc, 4)
#if 0
/* Disabled for now. See Mesa bug report # 544665. Evidently these
* functions are using SPARC registers that shouldn't be touched.
*/
_mesa_clip_tab[4] = _mesa_sparc_cliptest_points4;
_mesa_clip_np_tab[4] = _mesa_sparc_cliptest_points4_np;
#endif
_mesa_normal_tab[NORM_TRANSFORM | NORM_NORMALIZE] =
_mesa_sparc_transform_normalize_normals;
_mesa_normal_tab[NORM_TRANSFORM_NO_ROT | NORM_NORMALIZE] =
_mesa_sparc_transform_normalize_normals_no_rot;
_mesa_normal_tab[NORM_TRANSFORM_NO_ROT | NORM_RESCALE] =
_mesa_sparc_transform_rescale_normals_no_rot;
_mesa_normal_tab[NORM_TRANSFORM | NORM_RESCALE] =
_mesa_sparc_transform_rescale_normals;
_mesa_normal_tab[NORM_TRANSFORM_NO_ROT] =
_mesa_sparc_transform_normals_no_rot;
_mesa_normal_tab[NORM_TRANSFORM] =
_mesa_sparc_transform_normals;
_mesa_normal_tab[NORM_NORMALIZE] =
_mesa_sparc_normalize_normals;
_mesa_normal_tab[NORM_RESCALE] =
_mesa_sparc_rescale_normals;
#ifdef DEBUG
_math_test_all_transform_functions("sparc");
_math_test_all_cliptest_functions("sparc");
_math_test_all_normal_transform_functions("sparc");
#endif
#endif
}
extern unsigned int _mesa_sparc_glapi_begin;
extern unsigned int _mesa_sparc_glapi_end;
extern void __glapi_sparc_icache_flush(unsigned int *);
void _mesa_init_sparc_glapi_relocs(void)
{
unsigned int *insn_ptr, *end_ptr;
unsigned long disp_addr;
insn_ptr = &_mesa_sparc_glapi_begin;
end_ptr = &_mesa_sparc_glapi_end;
disp_addr = (unsigned long) &_glapi_Dispatch;
while (insn_ptr < end_ptr) {
#ifdef __sparc_v9__
insn_ptr[0] |= (disp_addr >> (32 + 10));
insn_ptr[1] |= ((disp_addr & 0xffffffff) >> 10);
__glapi_sparc_icache_flush(&insn_ptr[0]);
insn_ptr[2] |= ((disp_addr >> 32) & ((1 << 10) - 1));
insn_ptr[3] |= (disp_addr & ((1 << 10) - 1));
__glapi_sparc_icache_flush(&insn_ptr[2]);
insn_ptr += 11;
#else
insn_ptr[0] |= (disp_addr >> 10);
insn_ptr[1] |= (disp_addr & ((1 << 10) - 1));
__glapi_sparc_icache_flush(&insn_ptr[0]);
insn_ptr += 5;
#endif
}
}
|
