blob: 57e2f20adc5baefd41a203a3e88b823d0616974c [file] [log] [blame]
/* -*- mesa-c++ -*-
*
* Copyright (c) 2018 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 sfn_vertex_shader_from_nir_h
#define sfn_vertex_shader_from_nir_h
#include "sfn_shader_base.h"
#include "sfn_vertexstageexport.h"
namespace r600 {
class VertexShaderFromNir : public VertexStage {
public:
VertexShaderFromNir(r600_pipe_shader *sh,
r600_pipe_shader_selector &sel,
const r600_shader_key &key, r600_shader *gs_shader,
enum chip_class chip_class);
bool do_emit_load_deref(const nir_variable *in_var, nir_intrinsic_instr* instr) override;
bool scan_sysvalue_access(nir_instr *instr) override;
PValue primitive_id() override {return m_primitive_id;}
protected:
// todo: encapsulate
unsigned m_num_clip_dist;
ExportInstruction *m_last_param_export;
ExportInstruction *m_last_pos_export;
r600_pipe_shader *m_pipe_shader;
unsigned m_enabled_stream_buffers_mask;
const pipe_stream_output_info *m_so_info;
void do_finalize() override;
std::map<unsigned, unsigned> m_param_map;
private:
bool do_emit_store_deref(const nir_variable *out_var, nir_intrinsic_instr* instr) override;
void finalize_exports();
void emit_shader_start() override;
bool do_process_inputs(nir_variable *input) override;
bool do_allocate_reserved_registers() override;
bool do_process_outputs(nir_variable *output) override;
bool emit_intrinsic_instruction_override(nir_intrinsic_instr* instr) override;
bool emit_store_local_shared(nir_intrinsic_instr* instr);
PValue m_vertex_id;
PValue m_instance_id;
PValue m_rel_vertex_id;
PValue m_primitive_id;
std::vector<PGPRValue> m_attribs;
r600_shader_key m_key;
std::unique_ptr<VertexStageExportBase> m_export_processor;
unsigned m_max_attrib;
};
}
#endif