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/*
* Copyright © 2017 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.
*/
#include "vk_shader_module.h"
#include "vk_alloc.h"
#include "vk_common_entrypoints.h"
#include "vk_device.h"
#include "vk_log.h"
#include "vk_nir.h"
#include "vk_pipeline.h"
#include "vk_util.h"
void vk_shader_module_init(struct vk_device *device,
struct vk_shader_module *module,
const VkShaderModuleCreateInfo *create_info)
{
vk_object_base_init(device, &module->base, VK_OBJECT_TYPE_SHADER_MODULE);
module->nir = NULL;
module->size = create_info->codeSize;
memcpy(module->data, create_info->pCode, module->size);
_mesa_blake3_compute(module->data, module->size, module->hash);
}
VKAPI_ATTR VkResult VKAPI_CALL
vk_common_CreateShaderModule(VkDevice _device,
const VkShaderModuleCreateInfo *pCreateInfo,
const VkAllocationCallbacks *pAllocator,
VkShaderModule *pShaderModule)
{
VK_FROM_HANDLE(vk_device, device, _device);
struct vk_shader_module *module;
assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_SHADER_MODULE_CREATE_INFO);
assert(pCreateInfo->flags == 0);
module = vk_alloc2(&device->alloc, pAllocator,
sizeof(*module) + pCreateInfo->codeSize, 8,
VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
if (module == NULL)
return VK_ERROR_OUT_OF_HOST_MEMORY;
vk_shader_module_init(device, module, pCreateInfo);
*pShaderModule = vk_shader_module_to_handle(module);
return VK_SUCCESS;
}
const uint8_t vk_shaderModuleIdentifierAlgorithmUUID[VK_UUID_SIZE] = "MESA-BLAKE3";
VKAPI_ATTR void VKAPI_CALL
vk_common_GetShaderModuleIdentifierEXT(VkDevice _device,
VkShaderModule _module,
VkShaderModuleIdentifierEXT *pIdentifier)
{
VK_FROM_HANDLE(vk_shader_module, module, _module);
memcpy(pIdentifier->identifier, module->hash, sizeof(module->hash));
pIdentifier->identifierSize = sizeof(module->hash);
}
VKAPI_ATTR void VKAPI_CALL
vk_common_GetShaderModuleCreateInfoIdentifierEXT(VkDevice _device,
const VkShaderModuleCreateInfo *pCreateInfo,
VkShaderModuleIdentifierEXT *pIdentifier)
{
_mesa_blake3_compute(pCreateInfo->pCode, pCreateInfo->codeSize,
pIdentifier->identifier);
pIdentifier->identifierSize = sizeof(blake3_hash);
}
VKAPI_ATTR void VKAPI_CALL
vk_common_DestroyShaderModule(VkDevice _device,
VkShaderModule _module,
const VkAllocationCallbacks *pAllocator)
{
VK_FROM_HANDLE(vk_device, device, _device);
VK_FROM_HANDLE(vk_shader_module, module, _module);
if (!module)
return;
/* NIR modules (which are only created internally by the driver) are not
* dynamically allocated so we should never call this for them.
* Instead the driver is responsible for freeing the NIR code when it is
* no longer needed.
*/
assert(module->nir == NULL);
vk_object_free(device, pAllocator, module);
}
#define SPIR_V_MAGIC_NUMBER 0x07230203
uint32_t
vk_shader_module_spirv_version(const struct vk_shader_module *mod)
{
if (mod->nir != NULL)
return 0;
return vk_spirv_version((uint32_t *)mod->data, mod->size);
}
VkResult
vk_shader_module_to_nir(struct vk_device *device,
const struct vk_shader_module *mod,
gl_shader_stage stage,
const char *entrypoint_name,
const VkSpecializationInfo *spec_info,
const struct spirv_to_nir_options *spirv_options,
const nir_shader_compiler_options *nir_options,
void *mem_ctx, nir_shader **nir_out)
{
const VkPipelineShaderStageCreateInfo info = {
.sType = VK_STRUCTURE_TYPE_PIPELINE_SHADER_STAGE_CREATE_INFO,
.stage = mesa_to_vk_shader_stage(stage),
.module = vk_shader_module_to_handle((struct vk_shader_module *)mod),
.pName = entrypoint_name,
.pSpecializationInfo = spec_info,
};
return vk_pipeline_shader_stage_to_nir(device, &info,
spirv_options, nir_options,
mem_ctx, nir_out);
}
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