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2ff1267959
Don't recompile entire ACO when something changes in NIR. Instead, only use some headers which are actually needed, include these in ACO files instead of relying on nir.h to include them. Signed-off-by: Timur Kristóf <timur.kristof@gmail.com> Reviewed-by: Rhys Perry <pendingchaos02@gmail.com> Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/22241>
135 lines
4.1 KiB
C++
135 lines
4.1 KiB
C++
/*
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* Copyright © 2018 Valve Corporation
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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* IN THE SOFTWARE.
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*
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*/
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#ifndef ACO_INSTRUCTION_SELECTION_H
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#define ACO_INSTRUCTION_SELECTION_H
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#include "aco_ir.h"
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#include "nir.h"
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#include <array>
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#include <unordered_map>
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#include <vector>
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namespace aco {
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enum aco_color_output_type {
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ACO_TYPE_ANY32,
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ACO_TYPE_FLOAT16,
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ACO_TYPE_INT16,
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ACO_TYPE_UINT16,
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};
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struct shader_io_state {
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uint8_t mask[VARYING_SLOT_MAX];
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Temp temps[VARYING_SLOT_MAX * 4u];
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shader_io_state()
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{
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memset(mask, 0, sizeof(mask));
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std::fill_n(temps, VARYING_SLOT_MAX * 4u, Temp(0, RegClass::v1));
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}
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};
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struct isel_context {
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const struct aco_compiler_options* options;
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const struct ac_shader_args* args;
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Program* program;
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nir_shader* shader;
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uint32_t constant_data_offset;
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Block* block;
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uint32_t first_temp_id;
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std::unordered_map<unsigned, std::array<Temp, NIR_MAX_VEC_COMPONENTS>> allocated_vec;
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Stage stage;
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struct {
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bool has_branch;
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struct {
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unsigned header_idx;
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Block* exit;
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bool has_divergent_continue = false;
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bool has_divergent_branch = false;
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} parent_loop;
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struct {
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bool is_divergent = false;
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} parent_if;
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bool had_divergent_discard = false;
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bool exec_potentially_empty_discard =
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false; /* set to false when loop_nest_depth==0 && parent_if.is_divergent==false */
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uint16_t exec_potentially_empty_break_depth = UINT16_MAX;
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/* Set to false when loop_nest_depth==exec_potentially_empty_break_depth
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* and parent_if.is_divergent==false. Called _break but it's also used for
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* loop continues. */
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bool exec_potentially_empty_break = false;
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std::unique_ptr<unsigned[]> nir_to_aco; /* NIR block index to ACO block index */
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} cf_info;
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/* NIR range analysis. */
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struct hash_table* range_ht;
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nir_unsigned_upper_bound_config ub_config;
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Temp arg_temps[AC_MAX_ARGS];
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/* FS inputs */
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Temp persp_centroid, linear_centroid;
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/* GS inputs */
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Temp gs_wave_id;
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/* VS output information */
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bool export_clip_dists;
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unsigned num_clip_distances;
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unsigned num_cull_distances;
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/* tessellation information */
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uint64_t tcs_temp_only_inputs;
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bool tcs_in_out_eq = false;
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/* Fragment color output information */
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uint16_t output_color_types;
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/* I/O information */
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shader_io_state inputs;
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shader_io_state outputs;
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};
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inline Temp
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get_arg(isel_context* ctx, struct ac_arg arg)
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{
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assert(arg.used);
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return ctx->arg_temps[arg.arg_index];
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}
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void init_context(isel_context* ctx, nir_shader* shader);
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void cleanup_context(isel_context* ctx);
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isel_context setup_isel_context(Program* program, unsigned shader_count,
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struct nir_shader* const* shaders, ac_shader_config* config,
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const struct aco_compiler_options* options,
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const struct aco_shader_info* info,
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const struct ac_shader_args* args, bool is_ps_epilog);
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} // namespace aco
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#endif /* ACO_INSTRUCTION_SELECTION_H */
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