ac: move ac_shader_info to radv folder
[mesa.git] / src / amd / common / ac_nir_to_llvm.h
1 /*
2 * Copyright © 2016 Bas Nieuwenhuizen
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 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * 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 NONINFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
21 * IN THE SOFTWARE.
22 */
23
24 #ifndef AC_NIR_TO_LLVM_H
25 #define AC_NIR_TO_LLVM_H
26
27 #include <stdbool.h>
28 #include "llvm-c/Core.h"
29 #include "llvm-c/TargetMachine.h"
30 #include "amd_family.h"
31 #include "../vulkan/radv_descriptor_set.h"
32 #include "compiler/shader_enums.h"
33 struct ac_shader_binary;
34 struct ac_shader_config;
35 struct nir_shader;
36 struct nir_variable;
37 struct radv_pipeline_layout;
38
39 struct ac_llvm_context;
40 struct ac_shader_abi;
41
42 struct ac_vs_variant_key {
43 uint32_t instance_rate_inputs;
44 uint32_t as_es:1;
45 uint32_t as_ls:1;
46 uint32_t export_prim_id:1;
47 };
48
49 struct ac_tes_variant_key {
50 uint32_t as_es:1;
51 uint32_t export_prim_id:1;
52 };
53
54 struct ac_tcs_variant_key {
55 struct ac_vs_variant_key vs_key;
56 unsigned primitive_mode;
57 unsigned input_vertices;
58 uint32_t tes_reads_tess_factors:1;
59 };
60
61 struct ac_fs_variant_key {
62 uint32_t col_format;
63 uint8_t log2_ps_iter_samples;
64 uint8_t log2_num_samples;
65 uint32_t is_int8;
66 uint32_t is_int10;
67 uint32_t multisample : 1;
68 };
69
70 struct ac_shader_variant_key {
71 union {
72 struct ac_vs_variant_key vs;
73 struct ac_fs_variant_key fs;
74 struct ac_tes_variant_key tes;
75 struct ac_tcs_variant_key tcs;
76 };
77 bool has_multiview_view_index;
78 };
79
80 struct ac_nir_compiler_options {
81 struct radv_pipeline_layout *layout;
82 struct ac_shader_variant_key key;
83 bool unsafe_math;
84 bool supports_spill;
85 bool clamp_shadow_reference;
86 bool dump_preoptir;
87 enum radeon_family family;
88 enum chip_class chip_class;
89 };
90
91 enum ac_ud_index {
92 AC_UD_SCRATCH_RING_OFFSETS = 0,
93 AC_UD_PUSH_CONSTANTS = 1,
94 AC_UD_INDIRECT_DESCRIPTOR_SETS = 2,
95 AC_UD_VIEW_INDEX = 3,
96 AC_UD_SHADER_START = 4,
97 AC_UD_VS_VERTEX_BUFFERS = AC_UD_SHADER_START,
98 AC_UD_VS_BASE_VERTEX_START_INSTANCE,
99 AC_UD_VS_LS_TCS_IN_LAYOUT,
100 AC_UD_VS_MAX_UD,
101 AC_UD_PS_SAMPLE_POS_OFFSET = AC_UD_SHADER_START,
102 AC_UD_PS_MAX_UD,
103 AC_UD_CS_GRID_SIZE = AC_UD_SHADER_START,
104 AC_UD_CS_MAX_UD,
105 AC_UD_GS_VS_RING_STRIDE_ENTRIES = AC_UD_VS_MAX_UD,
106 AC_UD_GS_MAX_UD,
107 AC_UD_TCS_OFFCHIP_LAYOUT = AC_UD_VS_MAX_UD,
108 AC_UD_TCS_MAX_UD,
109 AC_UD_TES_OFFCHIP_LAYOUT = AC_UD_SHADER_START,
110 AC_UD_TES_MAX_UD,
111 AC_UD_MAX_UD = AC_UD_TCS_MAX_UD,
112 };
113
114 /* Interpolation locations */
115 #define INTERP_CENTER 0
116 #define INTERP_CENTROID 1
117 #define INTERP_SAMPLE 2
118
119 static inline unsigned radeon_llvm_reg_index_soa(unsigned index, unsigned chan)
120 {
121 return (index * 4) + chan;
122 }
123
124 void ac_lower_indirect_derefs(struct nir_shader *nir, enum chip_class);
125
126 void ac_nir_translate(struct ac_llvm_context *ac, struct ac_shader_abi *abi,
127 struct nir_shader *nir);
128
129 void
130 ac_handle_shader_output_decl(struct ac_llvm_context *ctx,
131 struct ac_shader_abi *abi,
132 struct nir_shader *nir,
133 struct nir_variable *variable,
134 gl_shader_stage stage);
135
136 void ac_emit_barrier(struct ac_llvm_context *ac, gl_shader_stage stage);
137
138 bool ac_lower_subgroups(struct nir_shader *shader);
139
140 #endif /* AC_NIR_TO_LLVM_H */