1 /* -*- c++ -*- */
2 /*
3 * Copyright © 2021 Intel Corporation
4 *
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the "Software"),
7 * to deal in the Software without restriction, including without limitation
8 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
9 * and/or sell copies of the Software, and to permit persons to whom the
10 * Software is furnished to do so, subject to the following conditions:
11 *
12 * The above copyright notice and this permission notice (including the next
13 * paragraph) shall be included in all copies or substantial portions of the
14 * Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
21 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
22 * IN THE SOFTWARE.
23 */
24
25 #pragma once
26
27 #include "brw_compiler.h"
28
29 #ifdef __cplusplus
30 extern "C" {
31 #endif
32
33 /* brw_fs_reg_allocate.cpp */
34 void brw_fs_alloc_reg_sets(struct brw_compiler *compiler);
35
36 /* brw_disasm.c */
37 extern const char *const conditional_modifier[16];
38 extern const char *const pred_ctrl_align16[16];
39
40 #ifdef __cplusplus
41 }
42 #endif
43
44 #ifdef __cplusplus
45
46 #include <variant>
47
48 unsigned brw_required_dispatch_width(const struct shader_info *info);
49
50 static constexpr int SIMD_COUNT = 3;
51
52 struct brw_simd_selection_state {
53 const struct intel_device_info *devinfo;
54
55 std::variant<struct brw_cs_prog_data *,
56 struct brw_bs_prog_data *> prog_data;
57
58 unsigned required_width;
59
60 const char *error[SIMD_COUNT];
61
62 bool compiled[SIMD_COUNT];
63 bool spilled[SIMD_COUNT];
64 };
65
brw_simd_first_compiled(const brw_simd_selection_state & state)66 inline int brw_simd_first_compiled(const brw_simd_selection_state &state)
67 {
68 for (int i = 0; i < SIMD_COUNT; i++) {
69 if (state.compiled[i])
70 return i;
71 }
72 return -1;
73 }
74
brw_simd_any_compiled(const brw_simd_selection_state & state)75 inline bool brw_simd_any_compiled(const brw_simd_selection_state &state)
76 {
77 return brw_simd_first_compiled(state) >= 0;
78 }
79
80 unsigned brw_geometry_stage_dispatch_width(const struct intel_device_info *devinfo);
81
82 bool brw_simd_should_compile(brw_simd_selection_state &state, unsigned simd);
83
84 void brw_simd_mark_compiled(brw_simd_selection_state &state, unsigned simd, bool spilled);
85
86 int brw_simd_select(const brw_simd_selection_state &state);
87
88 int brw_simd_select_for_workgroup_size(const struct intel_device_info *devinfo,
89 const struct brw_cs_prog_data *prog_data,
90 const unsigned *sizes);
91
92 bool brw_should_print_shader(const nir_shader *shader, uint64_t debug_flag);
93
94 #endif // __cplusplus
95