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/*
* Copyright © 2015 Intel Corporation
*
* 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.
*
* Authors:
* Jason Ekstrand (jason@jlekstrand.net)
*
*/
#ifndef _NIR_SPIRV_H_
#define _NIR_SPIRV_H_
#include "compiler/nir/nir.h"
#include "compiler/shader_info.h"
#ifdef __cplusplus
extern "C" {
#endif
struct nir_spirv_specialization {
uint32_t id;
union {
uint32_t data32;
uint64_t data64;
};
bool defined_on_module;
};
enum nir_spirv_debug_level {
NIR_SPIRV_DEBUG_LEVEL_INFO,
NIR_SPIRV_DEBUG_LEVEL_WARNING,
NIR_SPIRV_DEBUG_LEVEL_ERROR,
};
struct spirv_to_nir_options {
/* Whether or not to lower all workgroup variable access to offsets
* up-front. This means you will _shared intrinsics instead of _var
* for workgroup data access.
*
* This is currently required for full variable pointers support.
*/
bool lower_workgroup_access_to_offsets;
/* Whether or not to lower all UBO/SSBO access to offsets up-front. */
bool lower_ubo_ssbo_access_to_offsets;
struct spirv_supported_capabilities caps;
/* Storage types for various kinds of pointers. */
const struct glsl_type *ubo_ptr_type;
const struct glsl_type *ssbo_ptr_type;
const struct glsl_type *phys_ssbo_ptr_type;
const struct glsl_type *push_const_ptr_type;
const struct glsl_type *shared_ptr_type;
const struct glsl_type *global_ptr_type;
const struct glsl_type *temp_ptr_type;
struct {
void (*func)(void *private_data,
enum nir_spirv_debug_level level,
size_t spirv_offset,
const char *message);
void *private_data;
} debug;
};
bool gl_spirv_validation(const uint32_t *words, size_t word_count,
struct nir_spirv_specialization *spec, unsigned num_spec,
gl_shader_stage stage, const char *entry_point_name);
nir_function *spirv_to_nir(const uint32_t *words, size_t word_count,
struct nir_spirv_specialization *specializations,
unsigned num_specializations,
gl_shader_stage stage, const char *entry_point_name,
const struct spirv_to_nir_options *options,
const nir_shader_compiler_options *nir_options);
#ifdef __cplusplus
}
#endif
#endif /* _NIR_SPIRV_H_ */
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