| /* |
| * Copyright © 2021 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_pipeline_cache.h" |
| |
| #include "vk_alloc.h" |
| #include "vk_common_entrypoints.h" |
| #include "vk_device.h" |
| #include "vk_log.h" |
| #include "vk_physical_device.h" |
| |
| #include "compiler/nir/nir_serialize.h" |
| |
| #include "util/blob.h" |
| #include "util/debug.h" |
| #include "util/disk_cache.h" |
| #include "util/hash_table.h" |
| #include "util/set.h" |
| |
| struct raw_data_object { |
| struct vk_pipeline_cache_object base; |
| |
| const void *data; |
| size_t data_size; |
| }; |
| |
| static struct raw_data_object * |
| raw_data_object_create(struct vk_device *device, |
| const void *key_data, size_t key_size, |
| const void *data, size_t data_size); |
| |
| static bool |
| raw_data_object_serialize(struct vk_pipeline_cache_object *object, |
| struct blob *blob) |
| { |
| struct raw_data_object *data_obj = |
| container_of(object, struct raw_data_object, base); |
| |
| blob_write_bytes(blob, data_obj->data, data_obj->data_size); |
| |
| return true; |
| } |
| |
| static struct vk_pipeline_cache_object * |
| raw_data_object_deserialize(struct vk_device *device, |
| const void *key_data, |
| size_t key_size, |
| struct blob_reader *blob) |
| { |
| /* We consume the entire blob_reader. Each call to ops->deserialize() |
| * happens with a brand new blob reader for error checking anyway so we |
| * can assume the blob consumes the entire reader and we don't need to |
| * serialize the data size separately. |
| */ |
| assert(blob->current < blob->end); |
| size_t data_size = blob->end - blob->current; |
| const void *data = blob_read_bytes(blob, data_size); |
| |
| struct raw_data_object *data_obj = |
| raw_data_object_create(device, key_data, key_size, data, data_size); |
| |
| return data_obj ? &data_obj->base : NULL; |
| } |
| |
| static void |
| raw_data_object_destroy(struct vk_pipeline_cache_object *object) |
| { |
| struct raw_data_object *data_obj = |
| container_of(object, struct raw_data_object, base); |
| |
| vk_free(&data_obj->base.device->alloc, data_obj); |
| } |
| |
| static const struct vk_pipeline_cache_object_ops raw_data_object_ops = { |
| .serialize = raw_data_object_serialize, |
| .deserialize = raw_data_object_deserialize, |
| .destroy = raw_data_object_destroy, |
| }; |
| |
| static struct raw_data_object * |
| raw_data_object_create(struct vk_device *device, |
| const void *key_data, size_t key_size, |
| const void *data, size_t data_size) |
| { |
| VK_MULTIALLOC(ma); |
| VK_MULTIALLOC_DECL(&ma, struct raw_data_object, data_obj, 1); |
| VK_MULTIALLOC_DECL_SIZE(&ma, char, obj_key_data, key_size); |
| VK_MULTIALLOC_DECL_SIZE(&ma, char, obj_data, data_size); |
| |
| if (!vk_multialloc_alloc(&ma, &device->alloc, |
| VK_SYSTEM_ALLOCATION_SCOPE_DEVICE)) |
| return NULL; |
| |
| vk_pipeline_cache_object_init(device, &data_obj->base, |
| &raw_data_object_ops, |
| obj_key_data, key_size); |
| data_obj->data = obj_data; |
| data_obj->data_size = data_size; |
| |
| memcpy(obj_key_data, key_data, key_size); |
| memcpy(obj_data, data, data_size); |
| |
| return data_obj; |
| } |
| |
| static bool |
| object_keys_equal(const void *void_a, const void *void_b) |
| { |
| const struct vk_pipeline_cache_object *a = void_a, *b = void_b; |
| if (a->key_size != b->key_size) |
| return false; |
| |
| return memcmp(a->key_data, b->key_data, a->key_size) == 0; |
| } |
| |
| static uint32_t |
| object_key_hash(const void *void_object) |
| { |
| const struct vk_pipeline_cache_object *object = void_object; |
| return _mesa_hash_data(object->key_data, object->key_size); |
| } |
| |
| static void |
| vk_pipeline_cache_lock(struct vk_pipeline_cache *cache) |
| { |
| |
| if (!(cache->flags & VK_PIPELINE_CACHE_CREATE_EXTERNALLY_SYNCHRONIZED_BIT)) |
| simple_mtx_lock(&cache->lock); |
| } |
| |
| static void |
| vk_pipeline_cache_unlock(struct vk_pipeline_cache *cache) |
| { |
| if (!(cache->flags & VK_PIPELINE_CACHE_CREATE_EXTERNALLY_SYNCHRONIZED_BIT)) |
| simple_mtx_unlock(&cache->lock); |
| } |
| |
| static void |
| vk_pipeline_cache_remove_object(struct vk_pipeline_cache *cache, |
| uint32_t hash, |
| struct vk_pipeline_cache_object *object) |
| { |
| vk_pipeline_cache_lock(cache); |
| struct set_entry *entry = |
| _mesa_set_search_pre_hashed(cache->object_cache, hash, object); |
| if (entry && entry->key == (const void *)object) { |
| /* Drop the reference owned by the cache */ |
| vk_pipeline_cache_object_unref(object); |
| |
| _mesa_set_remove(cache->object_cache, entry); |
| } |
| vk_pipeline_cache_unlock(cache); |
| |
| /* Drop our reference */ |
| vk_pipeline_cache_object_unref(object); |
| } |
| |
| /* Consumes references to both search and replace and produces a reference */ |
| static struct vk_pipeline_cache_object * |
| vk_pipeline_cache_replace_object(struct vk_pipeline_cache *cache, |
| uint32_t hash, |
| struct vk_pipeline_cache_object *search, |
| struct vk_pipeline_cache_object *replace) |
| { |
| assert(object_keys_equal(search, replace)); |
| |
| vk_pipeline_cache_lock(cache); |
| struct set_entry *entry = |
| _mesa_set_search_pre_hashed(cache->object_cache, hash, search); |
| |
| struct vk_pipeline_cache_object *found = NULL; |
| if (entry) { |
| if (entry->key == (const void *)search) { |
| /* Drop the reference owned by the cache */ |
| vk_pipeline_cache_object_unref(search); |
| |
| entry->key = vk_pipeline_cache_object_ref(replace); |
| } else { |
| found = vk_pipeline_cache_object_ref((void *)entry->key); |
| } |
| } else { |
| /* I guess the object was purged? Re-add it to the cache */ |
| vk_pipeline_cache_object_ref(replace); |
| _mesa_set_add_pre_hashed(cache->object_cache, hash, replace); |
| } |
| vk_pipeline_cache_unlock(cache); |
| |
| vk_pipeline_cache_object_unref(search); |
| |
| if (found) { |
| vk_pipeline_cache_object_unref(replace); |
| return found; |
| } else { |
| return replace; |
| } |
| } |
| |
| static bool |
| vk_pipeline_cache_object_serialize(struct vk_pipeline_cache *cache, |
| struct vk_pipeline_cache_object *object, |
| struct blob *blob, uint32_t *data_size) |
| { |
| if (object->ops->serialize == NULL) |
| return false; |
| |
| assert(blob->size == align64(blob->size, VK_PIPELINE_CACHE_BLOB_ALIGN)); |
| size_t start = blob->size; |
| |
| /* Special case for if we're writing to a NULL blob (just to get the size) |
| * and we already know the data size of the allocation. This should make |
| * the first GetPipelineCacheData() call to get the data size faster in the |
| * common case where a bunch of our objects were loaded from a previous |
| * cache or where we've already serialized the cache once. |
| */ |
| if (blob->data == NULL && blob->fixed_allocation) { |
| *data_size = p_atomic_read(&object->data_size); |
| if (*data_size > 0) { |
| blob_write_bytes(blob, NULL, *data_size); |
| return true; |
| } |
| } |
| |
| if (!object->ops->serialize(object, blob)) { |
| vk_logw(VK_LOG_OBJS(cache), |
| "Failed to serialize pipeline cache object"); |
| return false; |
| } |
| |
| size_t size = blob->size - start; |
| if (size > UINT32_MAX) { |
| vk_logw(VK_LOG_OBJS(cache), |
| "Skipping giant (4 GiB or larger) object"); |
| return false; |
| } |
| |
| if (blob->out_of_memory) { |
| vk_logw(VK_LOG_OBJS(cache), |
| "Insufficient memory for pipeline cache data"); |
| return false; |
| } |
| |
| *data_size = (uint32_t)size; |
| p_atomic_set(&object->data_size, *data_size); |
| |
| return true; |
| } |
| |
| static struct vk_pipeline_cache_object * |
| vk_pipeline_cache_object_deserialize(struct vk_pipeline_cache *cache, |
| const void *key_data, uint32_t key_size, |
| const void *data, size_t data_size, |
| const struct vk_pipeline_cache_object_ops *ops) |
| { |
| if (ops == NULL) |
| ops = &raw_data_object_ops; |
| |
| if (unlikely(ops->deserialize == NULL)) { |
| vk_logw(VK_LOG_OBJS(cache), |
| "Pipeline cache object cannot be deserialized"); |
| return NULL; |
| } |
| |
| struct blob_reader reader; |
| blob_reader_init(&reader, data, data_size); |
| |
| struct vk_pipeline_cache_object *object = |
| ops->deserialize(cache->base.device, key_data, key_size, &reader); |
| |
| if (object == NULL) { |
| vk_logw(VK_LOG_OBJS(cache), |
| "Deserializing pipeline cache object failed"); |
| return NULL; |
| } |
| |
| assert(reader.current == reader.end && !reader.overrun); |
| assert(object->device == cache->base.device); |
| assert(object->ops == ops); |
| assert(object->ref_cnt == 1); |
| assert(object->key_size == key_size); |
| assert(memcmp(object->key_data, key_data, key_size) == 0); |
| |
| return object; |
| } |
| |
| struct vk_pipeline_cache_object * |
| vk_pipeline_cache_lookup_object(struct vk_pipeline_cache *cache, |
| const void *key_data, size_t key_size, |
| const struct vk_pipeline_cache_object_ops *ops, |
| bool *cache_hit) |
| { |
| assert(key_size <= UINT32_MAX); |
| assert(ops != NULL); |
| |
| if (cache_hit != NULL) |
| *cache_hit = false; |
| |
| struct vk_pipeline_cache_object key = { |
| .key_data = key_data, |
| .key_size = key_size, |
| }; |
| uint32_t hash = object_key_hash(&key); |
| |
| struct vk_pipeline_cache_object *object = NULL; |
| |
| if (cache != NULL && cache->object_cache != NULL) { |
| vk_pipeline_cache_lock(cache); |
| struct set_entry *entry = |
| _mesa_set_search_pre_hashed(cache->object_cache, hash, &key); |
| if (entry) { |
| object = vk_pipeline_cache_object_ref((void *)entry->key); |
| if (cache_hit != NULL) |
| *cache_hit = true; |
| } |
| vk_pipeline_cache_unlock(cache); |
| } |
| |
| if (object == NULL) { |
| #ifdef ENABLE_SHADER_CACHE |
| struct disk_cache *disk_cache = cache->base.device->physical->disk_cache; |
| if (disk_cache != NULL && cache->object_cache != NULL) { |
| cache_key cache_key; |
| disk_cache_compute_key(disk_cache, key_data, key_size, cache_key); |
| |
| size_t data_size; |
| uint8_t *data = disk_cache_get(disk_cache, cache_key, &data_size); |
| if (data) { |
| object = vk_pipeline_cache_object_deserialize(cache, |
| key_data, key_size, |
| data, data_size, |
| ops); |
| free(data); |
| if (object != NULL) |
| return vk_pipeline_cache_add_object(cache, object); |
| } |
| } |
| #endif |
| |
| /* No disk cache or not found in the disk cache */ |
| return NULL; |
| } |
| |
| if (object->ops == &raw_data_object_ops && ops != &raw_data_object_ops) { |
| /* The object isn't fully formed yet and we need to deserialize it into |
| * a real object before it can be used. |
| */ |
| struct raw_data_object *data_obj = |
| container_of(object, struct raw_data_object, base); |
| |
| struct vk_pipeline_cache_object *real_object = |
| vk_pipeline_cache_object_deserialize(cache, |
| data_obj->base.key_data, |
| data_obj->base.key_size, |
| data_obj->data, |
| data_obj->data_size, ops); |
| if (real_object == NULL) { |
| vk_pipeline_cache_remove_object(cache, hash, object); |
| return NULL; |
| } |
| |
| object = vk_pipeline_cache_replace_object(cache, hash, object, |
| real_object); |
| } |
| |
| assert(object->ops == ops); |
| |
| return object; |
| } |
| |
| struct vk_pipeline_cache_object * |
| vk_pipeline_cache_add_object(struct vk_pipeline_cache *cache, |
| struct vk_pipeline_cache_object *object) |
| { |
| assert(object->ops != NULL); |
| |
| if (cache->object_cache == NULL) |
| return object; |
| |
| uint32_t hash = object_key_hash(object); |
| |
| vk_pipeline_cache_lock(cache); |
| bool found = false; |
| struct set_entry *entry = |
| _mesa_set_search_or_add_pre_hashed(cache->object_cache, |
| hash, object, &found); |
| |
| struct vk_pipeline_cache_object *found_object = NULL; |
| if (found) { |
| found_object = vk_pipeline_cache_object_ref((void *)entry->key); |
| } else { |
| /* The cache now owns a reference */ |
| vk_pipeline_cache_object_ref(object); |
| } |
| vk_pipeline_cache_unlock(cache); |
| |
| if (found) { |
| vk_pipeline_cache_object_unref(object); |
| return found_object; |
| } else { |
| /* If it wasn't in the object cache, it might not be in the disk cache |
| * either. Better try and add it. |
| */ |
| |
| #ifdef ENABLE_SHADER_CACHE |
| struct disk_cache *disk_cache = cache->base.device->physical->disk_cache; |
| if (object->ops->serialize != NULL && disk_cache) { |
| struct blob blob; |
| blob_init(&blob); |
| |
| if (object->ops->serialize(object, &blob) && !blob.out_of_memory) { |
| cache_key cache_key; |
| disk_cache_compute_key(disk_cache, object->key_data, |
| object->key_size, cache_key); |
| |
| disk_cache_put(disk_cache, cache_key, blob.data, blob.size, NULL); |
| } |
| |
| blob_finish(&blob); |
| } |
| #endif |
| |
| return object; |
| } |
| } |
| |
| nir_shader * |
| vk_pipeline_cache_lookup_nir(struct vk_pipeline_cache *cache, |
| const void *key_data, size_t key_size, |
| const struct nir_shader_compiler_options *nir_options, |
| bool *cache_hit, void *mem_ctx) |
| { |
| struct vk_pipeline_cache_object *object = |
| vk_pipeline_cache_lookup_object(cache, key_data, key_size, |
| &raw_data_object_ops, cache_hit); |
| if (object == NULL) |
| return NULL; |
| |
| struct raw_data_object *data_obj = |
| container_of(object, struct raw_data_object, base); |
| |
| struct blob_reader blob; |
| blob_reader_init(&blob, data_obj->data, data_obj->data_size); |
| |
| nir_shader *nir = nir_deserialize(mem_ctx, nir_options, &blob); |
| vk_pipeline_cache_object_unref(object); |
| |
| if (blob.overrun) { |
| ralloc_free(nir); |
| return NULL; |
| } |
| |
| return nir; |
| } |
| |
| void |
| vk_pipeline_cache_add_nir(struct vk_pipeline_cache *cache, |
| const void *key_data, size_t key_size, |
| const nir_shader *nir) |
| { |
| struct blob blob; |
| blob_init(&blob); |
| |
| nir_serialize(&blob, nir, false); |
| if (blob.out_of_memory) { |
| vk_logw(VK_LOG_OBJS(cache), "Ran out of memory serializing NIR shader"); |
| blob_finish(&blob); |
| return; |
| } |
| |
| struct raw_data_object *data_obj = |
| raw_data_object_create(cache->base.device, |
| key_data, key_size, |
| blob.data, blob.size); |
| blob_finish(&blob); |
| |
| struct vk_pipeline_cache_object *cached = |
| vk_pipeline_cache_add_object(cache, &data_obj->base); |
| vk_pipeline_cache_object_unref(cached); |
| } |
| |
| static int32_t |
| find_type_for_ops(const struct vk_physical_device *pdevice, |
| const struct vk_pipeline_cache_object_ops *ops) |
| { |
| const struct vk_pipeline_cache_object_ops *const *import_ops = |
| pdevice->pipeline_cache_import_ops; |
| |
| if (import_ops == NULL) |
| return -1; |
| |
| for (int32_t i = 0; import_ops[i]; i++) { |
| if (import_ops[i] == ops) |
| return i; |
| } |
| |
| return -1; |
| } |
| |
| static const struct vk_pipeline_cache_object_ops * |
| find_ops_for_type(const struct vk_physical_device *pdevice, |
| int32_t type) |
| { |
| const struct vk_pipeline_cache_object_ops *const *import_ops = |
| pdevice->pipeline_cache_import_ops; |
| |
| if (import_ops == NULL || type < 0) |
| return NULL; |
| |
| return import_ops[type]; |
| } |
| |
| static void |
| vk_pipeline_cache_load(struct vk_pipeline_cache *cache, |
| const void *data, size_t size) |
| { |
| struct blob_reader blob; |
| blob_reader_init(&blob, data, size); |
| |
| struct vk_pipeline_cache_header header; |
| blob_copy_bytes(&blob, &header, sizeof(header)); |
| uint32_t count = blob_read_uint32(&blob); |
| if (blob.overrun) |
| return; |
| |
| if (memcmp(&header, &cache->header, sizeof(header)) != 0) |
| return; |
| |
| for (uint32_t i = 0; i < count; i++) { |
| int32_t type = blob_read_uint32(&blob); |
| uint32_t key_size = blob_read_uint32(&blob); |
| uint32_t data_size = blob_read_uint32(&blob); |
| const void *key_data = blob_read_bytes(&blob, key_size); |
| blob_reader_align(&blob, VK_PIPELINE_CACHE_BLOB_ALIGN); |
| const void *data = blob_read_bytes(&blob, data_size); |
| if (blob.overrun) |
| break; |
| |
| const struct vk_pipeline_cache_object_ops *ops = |
| find_ops_for_type(cache->base.device->physical, type); |
| |
| struct vk_pipeline_cache_object *object = |
| vk_pipeline_cache_object_deserialize(cache, |
| key_data, key_size, |
| data, data_size, ops); |
| if (object == NULL) |
| continue; |
| |
| object = vk_pipeline_cache_add_object(cache, object); |
| vk_pipeline_cache_object_unref(object); |
| } |
| } |
| |
| struct vk_pipeline_cache * |
| vk_pipeline_cache_create(struct vk_device *device, |
| const struct vk_pipeline_cache_create_info *info, |
| const VkAllocationCallbacks *pAllocator) |
| { |
| static const struct VkPipelineCacheCreateInfo default_create_info = { |
| .sType = VK_STRUCTURE_TYPE_PIPELINE_CACHE_CREATE_INFO, |
| }; |
| struct vk_pipeline_cache *cache; |
| |
| const struct VkPipelineCacheCreateInfo *pCreateInfo = |
| info->pCreateInfo != NULL ? info->pCreateInfo : &default_create_info; |
| |
| assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_PIPELINE_CACHE_CREATE_INFO); |
| |
| cache = vk_object_zalloc(device, pAllocator, sizeof(*cache), |
| VK_OBJECT_TYPE_PIPELINE_CACHE); |
| if (cache == NULL) |
| return NULL; |
| |
| cache->flags = pCreateInfo->flags; |
| |
| struct VkPhysicalDeviceProperties pdevice_props; |
| device->physical->dispatch_table.GetPhysicalDeviceProperties( |
| vk_physical_device_to_handle(device->physical), &pdevice_props); |
| |
| cache->header = (struct vk_pipeline_cache_header) { |
| .header_size = sizeof(struct vk_pipeline_cache_header), |
| .header_version = VK_PIPELINE_CACHE_HEADER_VERSION_ONE, |
| .vendor_id = pdevice_props.vendorID, |
| .device_id = pdevice_props.deviceID, |
| }; |
| memcpy(cache->header.uuid, pdevice_props.pipelineCacheUUID, VK_UUID_SIZE); |
| |
| simple_mtx_init(&cache->lock, mtx_plain); |
| |
| if (info->force_enable || |
| env_var_as_boolean("VK_ENABLE_PIPELINE_CACHE", true)) { |
| cache->object_cache = _mesa_set_create(NULL, object_key_hash, |
| object_keys_equal); |
| } |
| |
| if (cache->object_cache && pCreateInfo->initialDataSize > 0) { |
| vk_pipeline_cache_load(cache, pCreateInfo->pInitialData, |
| pCreateInfo->initialDataSize); |
| } |
| |
| return cache; |
| } |
| |
| static void |
| object_unref_cb(struct set_entry *entry) |
| { |
| vk_pipeline_cache_object_unref((void *)entry->key); |
| } |
| |
| void |
| vk_pipeline_cache_destroy(struct vk_pipeline_cache *cache, |
| const VkAllocationCallbacks *pAllocator) |
| { |
| if (cache->object_cache) |
| _mesa_set_destroy(cache->object_cache, object_unref_cb); |
| simple_mtx_destroy(&cache->lock); |
| vk_object_free(cache->base.device, pAllocator, cache); |
| } |
| |
| VKAPI_ATTR VkResult VKAPI_CALL |
| vk_common_CreatePipelineCache(VkDevice _device, |
| const VkPipelineCacheCreateInfo *pCreateInfo, |
| const VkAllocationCallbacks *pAllocator, |
| VkPipelineCache *pPipelineCache) |
| { |
| VK_FROM_HANDLE(vk_device, device, _device); |
| struct vk_pipeline_cache *cache; |
| |
| struct vk_pipeline_cache_create_info info = { |
| .pCreateInfo = pCreateInfo, |
| }; |
| cache = vk_pipeline_cache_create(device, &info, pAllocator); |
| if (cache == NULL) |
| return VK_ERROR_OUT_OF_HOST_MEMORY; |
| |
| *pPipelineCache = vk_pipeline_cache_to_handle(cache); |
| |
| return VK_SUCCESS; |
| } |
| |
| VKAPI_ATTR void VKAPI_CALL |
| vk_common_DestroyPipelineCache(VkDevice device, |
| VkPipelineCache pipelineCache, |
| const VkAllocationCallbacks *pAllocator) |
| { |
| VK_FROM_HANDLE(vk_pipeline_cache, cache, pipelineCache); |
| |
| if (cache == NULL) |
| return; |
| |
| assert(cache->base.device == vk_device_from_handle(device)); |
| vk_pipeline_cache_destroy(cache, pAllocator); |
| } |
| |
| VKAPI_ATTR VkResult VKAPI_CALL |
| vk_common_GetPipelineCacheData(VkDevice _device, |
| VkPipelineCache pipelineCache, |
| size_t *pDataSize, |
| void *pData) |
| { |
| VK_FROM_HANDLE(vk_device, device, _device); |
| VK_FROM_HANDLE(vk_pipeline_cache, cache, pipelineCache); |
| |
| struct blob blob; |
| if (pData) { |
| blob_init_fixed(&blob, pData, *pDataSize); |
| } else { |
| blob_init_fixed(&blob, NULL, SIZE_MAX); |
| } |
| |
| blob_write_bytes(&blob, &cache->header, sizeof(cache->header)); |
| |
| uint32_t count = 0; |
| intptr_t count_offset = blob_reserve_uint32(&blob); |
| if (count_offset < 0) { |
| *pDataSize = 0; |
| blob_finish(&blob); |
| return VK_INCOMPLETE; |
| } |
| |
| vk_pipeline_cache_lock(cache); |
| |
| VkResult result = VK_SUCCESS; |
| if (cache->object_cache != NULL) { |
| set_foreach(cache->object_cache, entry) { |
| struct vk_pipeline_cache_object *object = (void *)entry->key; |
| |
| if (object->ops->serialize == NULL) |
| continue; |
| |
| size_t blob_size_save = blob.size; |
| |
| int32_t type = find_type_for_ops(device->physical, object->ops); |
| blob_write_uint32(&blob, type); |
| blob_write_uint32(&blob, object->key_size); |
| intptr_t data_size_resv = blob_reserve_uint32(&blob); |
| blob_write_bytes(&blob, object->key_data, object->key_size); |
| |
| blob_align(&blob, VK_PIPELINE_CACHE_BLOB_ALIGN); |
| |
| uint32_t data_size; |
| if (!vk_pipeline_cache_object_serialize(cache, object, |
| &blob, &data_size)) { |
| blob.size = blob_size_save; |
| if (blob.out_of_memory) { |
| result = VK_INCOMPLETE; |
| break; |
| } |
| |
| /* Failed for some other reason; keep going */ |
| continue; |
| } |
| |
| /* vk_pipeline_cache_object_serialize should have failed */ |
| assert(!blob.out_of_memory); |
| |
| assert(data_size_resv >= 0); |
| blob_overwrite_uint32(&blob, data_size_resv, data_size); |
| } |
| } |
| |
| vk_pipeline_cache_unlock(cache); |
| |
| blob_overwrite_uint32(&blob, count_offset, count); |
| |
| *pDataSize = blob.size; |
| |
| blob_finish(&blob); |
| |
| return result; |
| } |
| |
| VKAPI_ATTR VkResult VKAPI_CALL |
| vk_common_MergePipelineCaches(VkDevice device, |
| VkPipelineCache dstCache, |
| uint32_t srcCacheCount, |
| const VkPipelineCache *pSrcCaches) |
| { |
| VK_FROM_HANDLE(vk_pipeline_cache, dst, dstCache); |
| |
| if (!dst->object_cache) |
| return VK_SUCCESS; |
| |
| vk_pipeline_cache_lock(dst); |
| |
| for (uint32_t i = 0; i < srcCacheCount; i++) { |
| VK_FROM_HANDLE(vk_pipeline_cache, src, pSrcCaches[i]); |
| |
| if (!src->object_cache) |
| continue; |
| |
| assert(src != dst); |
| if (src == dst) |
| continue; |
| |
| vk_pipeline_cache_lock(src); |
| |
| set_foreach(src->object_cache, src_entry) { |
| struct vk_pipeline_cache_object *src_object = (void *)src_entry->key; |
| |
| bool found_in_dst = false; |
| struct set_entry *dst_entry = |
| _mesa_set_search_or_add_pre_hashed(dst->object_cache, |
| src_entry->hash, |
| src_object, &found_in_dst); |
| if (found_in_dst) { |
| struct vk_pipeline_cache_object *dst_object = (void *)dst_entry->key; |
| if (dst_object->ops == &raw_data_object_ops && |
| src_object->ops != &raw_data_object_ops) { |
| /* Even though dst has the object, it only has the blob version |
| * which isn't as useful. Replace it with the real object. |
| */ |
| vk_pipeline_cache_object_unref(dst_object); |
| dst_entry->key = vk_pipeline_cache_object_ref(src_object); |
| } |
| } else { |
| /* We inserted src_object in dst so it needs a reference */ |
| assert(dst_entry->key == (const void *)src_object); |
| vk_pipeline_cache_object_ref(src_object); |
| } |
| } |
| |
| vk_pipeline_cache_unlock(src); |
| } |
| |
| vk_pipeline_cache_unlock(dst); |
| |
| return VK_SUCCESS; |
| } |