zink_compiler.h revision 7ec681f3 
1/*
2 * Copyright 2018 Collabora Ltd.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * on the rights to use, copy, modify, merge, publish, distribute, sub
8 * license, and/or sell copies of the Software, and to permit persons to whom
9 * the Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
13 * Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
19 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
20 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
21 * USE OR OTHER DEALINGS IN THE SOFTWARE.
22 */
23
24#ifndef ZINK_COMPILER_H
25#define ZINK_COMPILER_H
26
27#include "pipe/p_defines.h"
28#include "pipe/p_state.h"
29
30#include "compiler/nir/nir.h"
31#include "compiler/shader_info.h"
32#include "util/u_live_shader_cache.h"
33
34#include <vulkan/vulkan.h>
35#include "zink_descriptors.h"
36
37#define ZINK_WORKGROUP_SIZE_X 1
38#define ZINK_WORKGROUP_SIZE_Y 2
39#define ZINK_WORKGROUP_SIZE_Z 3
40
41struct pipe_screen;
42struct zink_context;
43struct zink_screen;
44struct zink_shader_key;
45struct zink_shader_module;
46struct zink_gfx_program;
47
48struct nir_shader_compiler_options;
49struct nir_shader;
50
51struct set;
52
53struct tgsi_token;
54struct zink_so_info {
55   struct pipe_stream_output_info so_info;
56   unsigned so_info_slots[PIPE_MAX_SO_OUTPUTS];
57   bool have_xfb;
58};
59
60
61const void *
62zink_get_compiler_options(struct pipe_screen *screen,
63                          enum pipe_shader_ir ir,
64                          enum pipe_shader_type shader);
65
66struct nir_shader *
67zink_tgsi_to_nir(struct pipe_screen *screen, const struct tgsi_token *tokens);
68
69struct zink_shader {
70   struct util_live_shader base;
71   uint32_t hash;
72   struct nir_shader *nir;
73   enum pipe_prim_type reduced_prim; // PIPE_PRIM_MAX for vs
74
75   struct zink_so_info streamout;
76
77   struct {
78      int index;
79      int binding;
80      VkDescriptorType type;
81      unsigned char size;
82   } bindings[ZINK_DESCRIPTOR_TYPES][ZINK_MAX_DESCRIPTORS_PER_TYPE];
83   size_t num_bindings[ZINK_DESCRIPTOR_TYPES];
84   unsigned num_texel_buffers;
85   uint32_t ubos_used; // bitfield of which ubo indices are used
86   uint32_t ssbos_used; // bitfield of which ssbo indices are used
87   bool bindless;
88
89   simple_mtx_t lock;
90   struct set *programs;
91
92   union {
93      struct zink_shader *generated; // a generated shader that this shader "owns"
94      bool is_generated; // if this is a driver-created shader (e.g., tcs)
95      nir_variable *fbfetch; //for fs output
96   };
97};
98
99void
100zink_screen_init_compiler(struct zink_screen *screen);
101void
102zink_compiler_assign_io(nir_shader *producer, nir_shader *consumer);
103VkShaderModule
104zink_shader_compile(struct zink_screen *screen, struct zink_shader *zs, nir_shader *nir, const struct zink_shader_key *key);
105
106struct zink_shader *
107zink_shader_create(struct zink_screen *screen, struct nir_shader *nir,
108                 const struct pipe_stream_output_info *so_info);
109
110char *
111zink_shader_finalize(struct pipe_screen *pscreen, void *nirptr);
112
113void
114zink_shader_free(struct zink_context *ctx, struct zink_shader *shader);
115
116struct zink_shader *
117zink_shader_tcs_create(struct zink_screen *screen, struct zink_shader *vs, unsigned vertices_per_patch);
118
119static inline bool
120zink_shader_descriptor_is_buffer(struct zink_shader *zs, enum zink_descriptor_type type, unsigned i)
121{
122   return zs->bindings[type][i].type == VK_DESCRIPTOR_TYPE_STORAGE_TEXEL_BUFFER ||
123          zs->bindings[type][i].type == VK_DESCRIPTOR_TYPE_UNIFORM_TEXEL_BUFFER;
124}
125
126#endif
127