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
|
/**************************************************************************
*
* Copyright 2010 VMware, Inc.
* 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, sub license, 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 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 NON-INFRINGEMENT. IN NO EVENT SHALL
* THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS 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.
*
* The above copyright notice and this permission notice (including the
* next paragraph) shall be included in all copies or substantial portions
* of the Software.
*
**************************************************************************/
#ifndef LP_STATE_FS_H_
#define LP_STATE_FS_H_
#include "pipe/p_compiler.h"
#include "pipe/p_state.h"
#include "tgsi/tgsi_scan.h" /* for tgsi_shader_info */
#include "gallivm/lp_bld_sample.h" /* for struct lp_sampler_static_state */
#include "gallivm/lp_bld_tgsi.h" /* for lp_tgsi_info */
#include "lp_bld_interp.h" /* for struct lp_shader_input */
struct tgsi_token;
struct lp_fragment_shader;
/** Indexes into jit_function[] array */
#define RAST_WHOLE 0
#define RAST_EDGE_TEST 1
struct lp_fragment_shader_variant_key
{
struct pipe_depth_state depth;
struct pipe_stencil_state stencil[2];
struct pipe_blend_state blend;
struct {
unsigned enabled:1;
unsigned func:3;
} alpha;
unsigned nr_cbufs:8;
unsigned nr_samplers:8; /* actually derivable from just the shader */
unsigned flatshade:1;
unsigned occlusion_count:1;
enum pipe_format zsbuf_format;
enum pipe_format cbuf_format[PIPE_MAX_COLOR_BUFS];
struct lp_sampler_static_state sampler[PIPE_MAX_SAMPLERS];
};
/** doubly-linked list item */
struct lp_fs_variant_list_item
{
struct lp_fragment_shader_variant *base;
struct lp_fs_variant_list_item *next, *prev;
};
struct lp_fragment_shader_variant
{
struct lp_fragment_shader_variant_key key;
boolean opaque;
struct gallivm_state *gallivm;
LLVMTypeRef jit_context_ptr_type;
LLVMTypeRef jit_thread_data_ptr_type;
LLVMTypeRef jit_linear_context_ptr_type;
LLVMValueRef function[2];
lp_jit_frag_func jit_function[2];
/* Bitmask to say what cbufs are unswizzled */
unsigned unswizzled_cbufs;
/* Total number of LLVM instructions generated */
unsigned nr_instrs;
struct lp_fs_variant_list_item list_item_global, list_item_local;
struct lp_fragment_shader *shader;
/* For debugging/profiling purposes */
unsigned no;
};
/** Subclass of pipe_shader_state */
struct lp_fragment_shader
{
struct pipe_shader_state base;
struct lp_tgsi_info info;
struct lp_fs_variant_list_item variants;
struct draw_fragment_shader *draw_data;
/* For debugging/profiling purposes */
unsigned variant_key_size;
unsigned no;
unsigned variants_created;
unsigned variants_cached;
/** Fragment shader input interpolation info */
struct lp_shader_input inputs[PIPE_MAX_SHADER_INPUTS];
};
void
lp_debug_fs_variant(const struct lp_fragment_shader_variant *variant);
void
llvmpipe_remove_shader_variant(struct llvmpipe_context *lp,
struct lp_fragment_shader_variant *variant);
#endif /* LP_STATE_FS_H_ */
|
