| /* -*- mesa-c++ -*- |
| * |
| * Copyright (c) 2018-2019 Collabora LTD |
| * |
| * Author: Gert Wollny <gert.wollny@collabora.com> |
| * |
| * 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 |
| * on the rights to use, copy, modify, merge, publish, distribute, sub |
| * license, 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 NON-INFRINGEMENT. IN NO EVENT SHALL |
| * THE AUTHOR(S) AND/OR THEIR SUPPLIERS 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 EMITINSTRUCTION_H |
| #define EMITINSTRUCTION_H |
| |
| #include "compiler/nir/nir.h" |
| #include "sfn_defines.h" |
| #include "sfn_value.h" |
| #include "sfn_instruction_alu.h" |
| |
| namespace r600 { |
| |
| class ShaderFromNirProcessor; |
| |
| class EmitInstruction |
| { |
| public: |
| EmitInstruction(ShaderFromNirProcessor& processor); |
| virtual ~EmitInstruction(); |
| bool emit(nir_instr* instr); |
| |
| static const std::set<AluModifiers> empty; |
| static const std::set<AluModifiers> write; |
| static const std::set<AluModifiers> last_write; |
| static const std::set<AluModifiers> last; |
| |
| protected: |
| virtual bool do_emit(nir_instr* instr) = 0; |
| |
| // forwards from ValuePool |
| PValue from_nir(const nir_src& v, unsigned component, unsigned swizzled); |
| PValue from_nir(const nir_src& v, unsigned component); |
| PValue from_nir(const nir_alu_src& v, unsigned component); |
| PValue from_nir(const nir_tex_src& v, unsigned component); |
| PValue from_nir(const nir_alu_dest& v, unsigned component); |
| PValue from_nir(const nir_dest& v, unsigned component); |
| |
| int lookup_register_index(const nir_src& src) const; |
| int lookup_register_index(const nir_dest& dst); |
| PValue create_register_from_nir_src(const nir_src& src, unsigned comp); |
| |
| int allocate_temp_register(); |
| |
| PGPRValue get_temp_register(int channel = -1); |
| GPRVector get_temp_vec4(); |
| |
| // forwards from ShaderFromNirProcessor |
| void emit_instruction(Instruction *ir); |
| void emit_instruction(AluInstruction *ir); |
| bool emit_instruction(EAluOp opcode, PValue dest, |
| std::vector<PValue> src0, |
| const std::set<AluModifiers>& m_flags); |
| |
| PValue from_nir_with_fetch_constant(const nir_src& src, unsigned component, int channel = -1); |
| GPRVector vec_from_nir_with_fetch_constant(const nir_src& src, unsigned mask, |
| const GPRVector::Swizzle& swizzle, bool match = false); |
| |
| const nir_variable *get_deref_location(const nir_src& v) const; |
| |
| enum chip_class get_chip_class(void) const; |
| |
| PValue literal(uint32_t value); |
| |
| GPRVector vec_from_nir(const nir_dest& dst, int num_components); |
| |
| bool inject_register(unsigned sel, unsigned swizzle, |
| const PValue& reg, bool map); |
| |
| int remap_atomic_base(int base); |
| private: |
| |
| ShaderFromNirProcessor& m_proc; |
| }; |
| |
| } |
| |
| |
| |
| #endif // EMITINSTRUCTION_H |