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/*
* Copyright 2017 Advanced Micro Devices, Inc.
*
* 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.
*/
#include "glspirv.h"
#include "errors.h"
#include "util/u_atomic.h"
void
_mesa_spirv_module_reference(struct gl_spirv_module **dest,
struct gl_spirv_module *src)
{
struct gl_spirv_module *old = *dest;
if (old && p_atomic_dec_zero(&old->RefCount))
free(old);
*dest = src;
if (src)
p_atomic_inc(&src->RefCount);
}
void
_mesa_shader_spirv_data_reference(struct gl_shader_spirv_data **dest,
struct gl_shader_spirv_data *src)
{
struct gl_shader_spirv_data *old = *dest;
if (old && p_atomic_dec_zero(&old->RefCount)) {
_mesa_spirv_module_reference(&(*dest)->SpirVModule, NULL);
ralloc_free(old);
}
*dest = src;
if (src)
p_atomic_inc(&src->RefCount);
}
void
_mesa_spirv_shader_binary(struct gl_context *ctx,
unsigned n, struct gl_shader **shaders,
const void* binary, size_t length)
{
struct gl_spirv_module *module;
struct gl_shader_spirv_data *spirv_data;
assert(length >= 0);
module = malloc(sizeof(*module) + length);
if (!module) {
_mesa_error(ctx, GL_OUT_OF_MEMORY, "glShaderBinary");
return;
}
p_atomic_set(&module->RefCount, 0);
module->Length = length;
memcpy(&module->Binary[0], binary, length);
for (int i = 0; i < n; ++i) {
struct gl_shader *sh = shaders[i];
spirv_data = rzalloc(NULL, struct gl_shader_spirv_data);
_mesa_shader_spirv_data_reference(&sh->spirv_data, spirv_data);
_mesa_spirv_module_reference(&spirv_data->SpirVModule, module);
sh->CompileStatus = compile_failure;
free((void *)sh->Source);
sh->Source = NULL;
free((void *)sh->FallbackSource);
sh->FallbackSource = NULL;
ralloc_free(sh->ir);
sh->ir = NULL;
ralloc_free(sh->symbols);
sh->symbols = NULL;
}
}
void GLAPIENTRY
_mesa_SpecializeShaderARB(GLuint shader,
const GLchar *pEntryPoint,
GLuint numSpecializationConstants,
const GLuint *pConstantIndex,
const GLuint *pConstantValue)
{
GET_CURRENT_CONTEXT(ctx);
/* Just return GL_INVALID_OPERATION error while this is boilerplate */
_mesa_error(ctx, GL_INVALID_OPERATION, "SpecializeShaderARB");
}
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