/* * Copyright © 2016 Bas Nieuwenhuizen * * 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, sublicense, * 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 above copyright notice and this permission notice (including the next * paragraph) shall be included in all copies or substantial portions of the * Software. * * 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 NONINFRINGEMENT. IN NO EVENT SHALL * THE AUTHORS OR COPYRIGHT HOLDERS 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. */ #ifndef AC_NIR_TO_LLVM_H #define AC_NIR_TO_LLVM_H #include #include "llvm-c/Core.h" #include "llvm-c/TargetMachine.h" #include "amd_family.h" #include "../vulkan/radv_descriptor_set.h" #include "ac_shader_info.h" #include "compiler/shader_enums.h" struct ac_shader_binary; struct ac_shader_config; struct nir_shader; struct radv_pipeline_layout; struct ac_llvm_context; struct ac_shader_abi; struct ac_vs_variant_key { uint32_t instance_rate_inputs; uint32_t as_es:1; uint32_t as_ls:1; uint32_t export_prim_id:1; }; struct ac_tes_variant_key { uint32_t as_es:1; uint32_t export_prim_id:1; }; struct ac_tcs_variant_key { struct ac_vs_variant_key vs_key; unsigned primitive_mode; unsigned input_vertices; uint32_t tes_reads_tess_factors:1; }; struct ac_fs_variant_key { uint32_t col_format; uint8_t log2_ps_iter_samples; uint8_t log2_num_samples; uint32_t is_int8; uint32_t is_int10; uint32_t multisample : 1; }; struct ac_shader_variant_key { union { struct ac_vs_variant_key vs; struct ac_fs_variant_key fs; struct ac_tes_variant_key tes; struct ac_tcs_variant_key tcs; }; bool has_multiview_view_index; }; struct ac_nir_compiler_options { struct radv_pipeline_layout *layout; struct ac_shader_variant_key key; bool unsafe_math; bool supports_spill; bool clamp_shadow_reference; bool dump_preoptir; enum radeon_family family; enum chip_class chip_class; }; struct ac_userdata_info { int8_t sgpr_idx; uint8_t num_sgprs; bool indirect; uint32_t indirect_offset; }; enum ac_ud_index { AC_UD_SCRATCH_RING_OFFSETS = 0, AC_UD_PUSH_CONSTANTS = 1, AC_UD_INDIRECT_DESCRIPTOR_SETS = 2, AC_UD_VIEW_INDEX = 3, AC_UD_SHADER_START = 4, AC_UD_VS_VERTEX_BUFFERS = AC_UD_SHADER_START, AC_UD_VS_BASE_VERTEX_START_INSTANCE, AC_UD_VS_LS_TCS_IN_LAYOUT, AC_UD_VS_MAX_UD, AC_UD_PS_SAMPLE_POS_OFFSET = AC_UD_SHADER_START, AC_UD_PS_MAX_UD, AC_UD_CS_GRID_SIZE = AC_UD_SHADER_START, AC_UD_CS_MAX_UD, AC_UD_GS_VS_RING_STRIDE_ENTRIES = AC_UD_VS_MAX_UD, AC_UD_GS_MAX_UD, AC_UD_TCS_OFFCHIP_LAYOUT = AC_UD_VS_MAX_UD, AC_UD_TCS_MAX_UD, AC_UD_TES_OFFCHIP_LAYOUT = AC_UD_SHADER_START, AC_UD_TES_MAX_UD, AC_UD_MAX_UD = AC_UD_TCS_MAX_UD, }; /* Interpolation locations */ #define INTERP_CENTER 0 #define INTERP_CENTROID 1 #define INTERP_SAMPLE 2 /* descriptor index into scratch ring offsets */ #define RING_SCRATCH 0 #define RING_ESGS_VS 1 #define RING_ESGS_GS 2 #define RING_GSVS_VS 3 #define RING_GSVS_GS 4 #define RING_HS_TESS_FACTOR 5 #define RING_HS_TESS_OFFCHIP 6 #define RING_PS_SAMPLE_POSITIONS 7 // Match MAX_SETS from radv_descriptor_set.h #define AC_UD_MAX_SETS MAX_SETS struct ac_userdata_locations { struct ac_userdata_info descriptor_sets[AC_UD_MAX_SETS]; struct ac_userdata_info shader_data[AC_UD_MAX_UD]; }; struct ac_vs_output_info { uint8_t vs_output_param_offset[VARYING_SLOT_MAX]; uint8_t clip_dist_mask; uint8_t cull_dist_mask; uint8_t param_exports; bool writes_pointsize; bool writes_layer; bool writes_viewport_index; bool export_prim_id; unsigned pos_exports; }; struct ac_es_output_info { uint32_t esgs_itemsize; }; struct ac_shader_variant_info { struct ac_userdata_locations user_sgprs_locs; struct ac_shader_info info; unsigned num_user_sgprs; unsigned num_input_sgprs; unsigned num_input_vgprs; unsigned private_mem_vgprs; bool need_indirect_descriptor_sets; struct { struct { struct ac_vs_output_info outinfo; struct ac_es_output_info es_info; unsigned vgpr_comp_cnt; bool as_es; bool as_ls; uint64_t outputs_written; } vs; struct { unsigned num_interp; uint32_t input_mask; uint32_t flat_shaded_mask; bool can_discard; bool early_fragment_test; } fs; struct { unsigned block_size[3]; } cs; struct { unsigned vertices_in; unsigned vertices_out; unsigned output_prim; unsigned invocations; unsigned gsvs_vertex_size; unsigned max_gsvs_emit_size; unsigned es_type; /* GFX9: VS or TES */ } gs; struct { unsigned tcs_vertices_out; /* Which outputs are actually written */ uint64_t outputs_written; /* Which patch outputs are actually written */ uint32_t patch_outputs_written; } tcs; struct { struct ac_vs_output_info outinfo; struct ac_es_output_info es_info; bool as_es; unsigned primitive_mode; enum gl_tess_spacing spacing; bool ccw; bool point_mode; } tes; }; }; void ac_compile_nir_shader(LLVMTargetMachineRef tm, struct ac_shader_binary *binary, struct ac_shader_config *config, struct ac_shader_variant_info *shader_info, struct nir_shader *const *nir, int nir_count, const struct ac_nir_compiler_options *options, bool dump_shader); void ac_create_gs_copy_shader(LLVMTargetMachineRef tm, struct nir_shader *geom_shader, struct ac_shader_binary *binary, struct ac_shader_config *config, struct ac_shader_variant_info *shader_info, const struct ac_nir_compiler_options *options, bool dump_shader); void ac_lower_indirect_derefs(struct nir_shader *nir, enum chip_class); void ac_nir_translate(struct ac_llvm_context *ac, struct ac_shader_abi *abi, struct nir_shader *nir); #endif /* AC_NIR_TO_LLVM_H */