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/* -*- mesa-c++ -*-
*
* Copyright (c) 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 SFN_NIR_H
#define SFN_NIR_H
#include "nir.h"
#ifdef __cplusplus
#include "sfn_shader_base.h"
#include <vector>
namespace r600 {
bool r600_nir_lower_pack_unpack_2x16(nir_shader *shader);
bool r600_lower_scratch_addresses(nir_shader *shader);
bool r600_lower_ubo_to_align16(nir_shader *shader);
class Shader {
public:
std::vector<InstructionBlock>& m_ir;
ValueMap m_temp;
};
class ShaderFromNir {
public:
ShaderFromNir();
~ShaderFromNir();
unsigned ninputs() const;
bool lower(const nir_shader *shader, r600_pipe_shader *sh,
r600_pipe_shader_selector *sel, r600_shader_key &key,
r600_shader *gs_shader);
bool process_declaration();
pipe_shader_type processor_type() const;
bool emit_instruction(nir_instr *instr);
const std::vector<InstructionBlock> &shader_ir() const;
Shader shader() const;
private:
bool process_block();
bool process_cf_node(nir_cf_node *node);
bool process_if(nir_if *node);
bool process_loop(nir_loop *node);
bool process_block(nir_block *node);
std::unique_ptr<ShaderFromNirProcessor> impl;
const nir_shader *sh;
int m_current_if_id;
int m_current_loop_id;
std::stack<int> m_if_stack;
int scratch_size;
};
class AssemblyFromShader {
public:
virtual ~AssemblyFromShader();
bool lower(const std::vector<InstructionBlock> &ir);
private:
virtual bool do_lower(const std::vector<InstructionBlock>& ir) = 0 ;
};
}
#endif
#ifdef __cplusplus
extern "C" {
#endif
bool r600_vectorize_vs_inputs(nir_shader *shader);
int r600_shader_from_nir(struct r600_context *rctx,
struct r600_pipe_shader *pipeshader,
union r600_shader_key *key);
#ifdef __cplusplus
}
#endif
#endif // SFN_NIR_H
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