1 /* -*- mesa-c++ -*- 2 * 3 * Copyright (c) 2022 Collabora LTD 4 * 5 * Author: Gert Wollny <gert.wollny@collabora.com> 6 * 7 * Permission is hereby granted, free of charge, to any person obtaining a 8 * copy of this software and associated documentation files (the "Software"), 9 * to deal in the Software without restriction, including without limitation 10 * on the rights to use, copy, modify, merge, publish, distribute, sub 11 * license, and/or sell copies of the Software, and to permit persons to whom 12 * the Software is furnished to do so, subject to the following conditions: 13 * 14 * The above copyright notice and this permission notice (including the next 15 * paragraph) shall be included in all copies or substantial portions of the 16 * Software. 17 * 18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 19 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 20 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL 21 * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM, 22 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR 23 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE 24 * USE OR OTHER DEALINGS IN THE SOFTWARE. 25 */ 26 27 #ifndef INSTR_EXPORT_H 28 #define INSTR_EXPORT_H 29 30 #include "sfn_instr.h" 31 32 namespace r600 { 33 34 class ValueFactory; 35 36 class WriteOutInstr : public Instr { 37 public: 38 WriteOutInstr(const RegisterVec4& value); 39 WriteOutInstr(const WriteOutInstr& orig) = delete; 40 41 void override_chan(int i, int chan); 42 value()43 const RegisterVec4& value() const { return m_value; }; value()44 RegisterVec4& value() { return m_value; }; 45 46 private: 47 RegisterVec4 m_value; 48 }; 49 50 class ExportInstr : public WriteOutInstr { 51 public: 52 enum ExportType { 53 pixel, 54 pos, 55 param 56 }; 57 58 using Pointer = R600_POINTER_TYPE(ExportInstr); 59 60 ExportInstr(ExportType type, unsigned loc, const RegisterVec4& value); 61 ExportInstr(const ExportInstr& orig) = delete; 62 63 void accept(ConstInstrVisitor& visitor) const override; 64 void accept(InstrVisitor& visitor) override; 65 66 bool is_equal_to(const ExportInstr& lhs) const; 67 68 static ExportType type_from_string(const std::string& s); 69 export_type()70 ExportType export_type() const { return m_type; } 71 location()72 unsigned location() const { return m_loc; } 73 set_is_last_export(bool value)74 void set_is_last_export(bool value) { m_is_last = value; } is_last_export()75 bool is_last_export() const { return m_is_last; } 76 77 static Instr::Pointer from_string(std::istream& is, ValueFactory& vf); 78 static Instr::Pointer last_from_string(std::istream& is, ValueFactory& vf); 79 80 uint8_t allowed_src_chan_mask() const override; 81 82 private: 83 static ExportInstr::Pointer from_string_impl(std::istream& is, ValueFactory& vf); 84 85 bool do_ready() const override; 86 void do_print(std::ostream& os) const override; 87 88 ExportType m_type; 89 unsigned m_loc; 90 bool m_is_last; 91 }; 92 93 class ScratchIOInstr : public WriteOutInstr { 94 public: 95 ScratchIOInstr(const RegisterVec4& value, 96 PRegister addr, 97 int align, 98 int align_offset, 99 int writemask, 100 int array_size, 101 bool is_read = false); 102 ScratchIOInstr(const RegisterVec4& value, 103 int addr, 104 int align, 105 int align_offset, 106 int writemask, 107 bool is_read = false); 108 109 void accept(ConstInstrVisitor& visitor) const override; 110 void accept(InstrVisitor& visitor) override; 111 112 bool is_equal_to(const ScratchIOInstr& lhs) const; 113 location()114 unsigned location() const { return m_loc; }; write_mask()115 int write_mask() const { return m_writemask; } address()116 auto address() const { return m_address; } indirect()117 bool indirect() const { return !!m_address; } array_size()118 int array_size() const { return m_array_size; } is_read()119 bool is_read() const { return m_read; } 120 121 static auto from_string(std::istream& is, ValueFactory& vf) -> Pointer; 122 123 private: 124 bool do_ready() const override; 125 void do_print(std::ostream& os) const override; 126 127 unsigned m_loc{0}; 128 PRegister m_address{nullptr}; 129 unsigned m_align; 130 unsigned m_align_offset; 131 unsigned m_writemask; 132 int m_array_size{0}; 133 bool m_read{false}; 134 }; 135 136 class StreamOutInstr : public WriteOutInstr { 137 public: 138 StreamOutInstr(const RegisterVec4& value, 139 int num_components, 140 int array_base, 141 int comp_mask, 142 int out_buffer, 143 int stream); element_size()144 int element_size() const { return m_element_size; } burst_count()145 int burst_count() const { return m_burst_count; } array_base()146 int array_base() const { return m_array_base; } array_size()147 int array_size() const { return m_array_size; } comp_mask()148 int comp_mask() const { return m_writemask; } 149 unsigned op(amd_gfx_level gfx_level) const; 150 151 bool is_equal_to(const StreamOutInstr& lhs) const; 152 153 void accept(ConstInstrVisitor& visitor) const override; 154 void accept(InstrVisitor& visitor) override; 155 156 private: 157 bool do_ready() const override; 158 void do_print(std::ostream& os) const override; 159 160 int m_element_size{0}; 161 int m_burst_count{1}; 162 int m_array_base{0}; 163 int m_array_size{0xfff}; 164 int m_writemask{0}; 165 int m_output_buffer{0}; 166 int m_stream{0}; 167 }; 168 169 class MemRingOutInstr : public WriteOutInstr { 170 public: 171 enum EMemWriteType { 172 mem_write = 0, 173 mem_write_ind = 1, 174 mem_write_ack = 2, 175 mem_write_ind_ack = 3, 176 }; 177 178 MemRingOutInstr(ECFOpCode ring, 179 EMemWriteType type, 180 const RegisterVec4& value, 181 unsigned base_addr, 182 unsigned ncomp, 183 PRegister m_index); 184 op()185 unsigned op() const { return m_ring_op; } 186 unsigned ncomp() const; addr()187 unsigned addr() const { return m_base_address; } type()188 EMemWriteType type() const { return m_type; } index_reg()189 unsigned index_reg() const 190 { 191 assert(m_export_index->sel() >= 0); 192 return m_export_index->sel(); 193 } array_base()194 unsigned array_base() const { return m_base_address; } export_index()195 PVirtualValue export_index() const { return m_export_index; } 196 197 void patch_ring(int stream, PRegister index); 198 199 void accept(ConstInstrVisitor& visitor) const override; 200 void accept(InstrVisitor& visitor) override; 201 202 bool is_equal_to(const MemRingOutInstr& lhs) const; 203 204 static auto from_string(std::istream& is, ValueFactory& vf) -> Pointer; 205 206 private: 207 bool do_ready() const override; 208 void do_print(std::ostream& os) const override; 209 210 ECFOpCode m_ring_op; 211 EMemWriteType m_type; 212 unsigned m_base_address; 213 unsigned m_num_comp; 214 PRegister m_export_index; 215 }; 216 217 class EmitVertexInstr : public Instr { 218 public: 219 EmitVertexInstr(int stream, bool cut); op()220 ECFOpCode op() const { return m_cut ? cf_cut_vertex : cf_emit_vertex; } stream()221 int stream() const { return m_stream; } 222 223 void accept(ConstInstrVisitor& visitor) const override; 224 void accept(InstrVisitor& visitor) override; 225 226 bool is_equal_to(const EmitVertexInstr& lhs) const; 227 228 static auto from_string(std::istream& is, bool cut) -> Pointer; 229 230 private: 231 bool do_ready() const override; 232 void do_print(std::ostream& os) const override; 233 234 int m_stream; 235 bool m_cut; 236 }; 237 238 class WriteTFInstr : public WriteOutInstr { 239 public: 240 using WriteOutInstr::WriteOutInstr; 241 242 void accept(ConstInstrVisitor& visitor) const override; 243 void accept(InstrVisitor& visitor) override; 244 245 bool is_equal_to(const WriteTFInstr& rhs) const; 246 247 static auto from_string(std::istream& is, ValueFactory& vf) -> Pointer; 248 249 uint8_t allowed_src_chan_mask() const override; 250 251 private: 252 bool do_ready() const override; 253 void do_print(std::ostream& os) const override; 254 }; 255 256 } // namespace r600 257 258 #endif // INSTR_EXPORT_H 259