2 * Copyright © 2015 Intel Corporation
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
24 #include "util/mesa-sha1.h"
25 #include "util/debug.h"
26 #include "radv_private.h"
28 #include "ac_nir_to_llvm.h"
32 unsigned char sha1
[20];
36 struct ac_shader_variant_info variant_info
;
37 struct ac_shader_config config
;
38 uint32_t rsrc1
, rsrc2
;
39 struct radv_shader_variant
*variant
;
44 radv_pipeline_cache_init(struct radv_pipeline_cache
*cache
,
45 struct radv_device
*device
)
47 cache
->device
= device
;
48 pthread_mutex_init(&cache
->mutex
, NULL
);
50 cache
->modified
= false;
51 cache
->kernel_count
= 0;
52 cache
->total_size
= 0;
53 cache
->table_size
= 1024;
54 const size_t byte_size
= cache
->table_size
* sizeof(cache
->hash_table
[0]);
55 cache
->hash_table
= malloc(byte_size
);
57 /* We don't consider allocation failure fatal, we just start with a 0-sized
59 if (cache
->hash_table
== NULL
||
60 (device
->debug_flags
& RADV_DEBUG_NO_CACHE
))
61 cache
->table_size
= 0;
63 memset(cache
->hash_table
, 0, byte_size
);
67 radv_pipeline_cache_finish(struct radv_pipeline_cache
*cache
)
69 for (unsigned i
= 0; i
< cache
->table_size
; ++i
)
70 if (cache
->hash_table
[i
]) {
71 if (cache
->hash_table
[i
]->variant
)
72 radv_shader_variant_destroy(cache
->device
,
73 cache
->hash_table
[i
]->variant
);
74 vk_free(&cache
->alloc
, cache
->hash_table
[i
]);
76 pthread_mutex_destroy(&cache
->mutex
);
77 free(cache
->hash_table
);
81 entry_size(struct cache_entry
*entry
)
83 return sizeof(*entry
) + entry
->code_size
;
87 radv_hash_shader(unsigned char *hash
, struct radv_shader_module
*module
,
88 const char *entrypoint
,
89 const VkSpecializationInfo
*spec_info
,
90 const struct radv_pipeline_layout
*layout
,
91 const union ac_shader_variant_key
*key
,
92 uint32_t is_geom_copy_shader
)
96 _mesa_sha1_init(&ctx
);
98 _mesa_sha1_update(&ctx
, key
, sizeof(*key
));
99 _mesa_sha1_update(&ctx
, module
->sha1
, sizeof(module
->sha1
));
100 _mesa_sha1_update(&ctx
, entrypoint
, strlen(entrypoint
));
102 _mesa_sha1_update(&ctx
, layout
->sha1
, sizeof(layout
->sha1
));
104 _mesa_sha1_update(&ctx
, spec_info
->pMapEntries
,
105 spec_info
->mapEntryCount
* sizeof spec_info
->pMapEntries
[0]);
106 _mesa_sha1_update(&ctx
, spec_info
->pData
, spec_info
->dataSize
);
108 _mesa_sha1_update(&ctx
, &is_geom_copy_shader
, 4);
109 _mesa_sha1_final(&ctx
, hash
);
113 static struct cache_entry
*
114 radv_pipeline_cache_search_unlocked(struct radv_pipeline_cache
*cache
,
115 const unsigned char *sha1
)
117 const uint32_t mask
= cache
->table_size
- 1;
118 const uint32_t start
= (*(uint32_t *) sha1
);
120 for (uint32_t i
= 0; i
< cache
->table_size
; i
++) {
121 const uint32_t index
= (start
+ i
) & mask
;
122 struct cache_entry
*entry
= cache
->hash_table
[index
];
127 if (memcmp(entry
->sha1
, sha1
, sizeof(entry
->sha1
)) == 0) {
132 unreachable("hash table should never be full");
135 static struct cache_entry
*
136 radv_pipeline_cache_search(struct radv_pipeline_cache
*cache
,
137 const unsigned char *sha1
)
139 struct cache_entry
*entry
;
141 pthread_mutex_lock(&cache
->mutex
);
143 entry
= radv_pipeline_cache_search_unlocked(cache
, sha1
);
145 pthread_mutex_unlock(&cache
->mutex
);
150 struct radv_shader_variant
*
151 radv_create_shader_variant_from_pipeline_cache(struct radv_device
*device
,
152 struct radv_pipeline_cache
*cache
,
153 const unsigned char *sha1
)
155 struct cache_entry
*entry
= NULL
;
158 entry
= radv_pipeline_cache_search(cache
, sha1
);
163 if (!entry
->variant
) {
164 struct radv_shader_variant
*variant
;
166 variant
= calloc(1, sizeof(struct radv_shader_variant
));
170 variant
->config
= entry
->config
;
171 variant
->info
= entry
->variant_info
;
172 variant
->rsrc1
= entry
->rsrc1
;
173 variant
->rsrc2
= entry
->rsrc2
;
174 variant
->code_size
= entry
->code_size
;
175 variant
->ref_count
= 1;
177 variant
->bo
= device
->ws
->buffer_create(device
->ws
, entry
->code_size
, 256,
178 RADEON_DOMAIN_VRAM
, RADEON_FLAG_CPU_ACCESS
);
180 void *ptr
= device
->ws
->buffer_map(variant
->bo
);
181 memcpy(ptr
, entry
->code
, entry
->code_size
);
182 device
->ws
->buffer_unmap(variant
->bo
);
184 entry
->variant
= variant
;
187 __sync_fetch_and_add(&entry
->variant
->ref_count
, 1);
188 return entry
->variant
;
193 radv_pipeline_cache_set_entry(struct radv_pipeline_cache
*cache
,
194 struct cache_entry
*entry
)
196 const uint32_t mask
= cache
->table_size
- 1;
197 const uint32_t start
= entry
->sha1_dw
[0];
199 /* We'll always be able to insert when we get here. */
200 assert(cache
->kernel_count
< cache
->table_size
/ 2);
202 for (uint32_t i
= 0; i
< cache
->table_size
; i
++) {
203 const uint32_t index
= (start
+ i
) & mask
;
204 if (!cache
->hash_table
[index
]) {
205 cache
->hash_table
[index
] = entry
;
210 cache
->total_size
+= entry_size(entry
);
211 cache
->kernel_count
++;
216 radv_pipeline_cache_grow(struct radv_pipeline_cache
*cache
)
218 const uint32_t table_size
= cache
->table_size
* 2;
219 const uint32_t old_table_size
= cache
->table_size
;
220 const size_t byte_size
= table_size
* sizeof(cache
->hash_table
[0]);
221 struct cache_entry
**table
;
222 struct cache_entry
**old_table
= cache
->hash_table
;
224 table
= malloc(byte_size
);
226 return VK_ERROR_OUT_OF_HOST_MEMORY
;
228 cache
->hash_table
= table
;
229 cache
->table_size
= table_size
;
230 cache
->kernel_count
= 0;
231 cache
->total_size
= 0;
233 memset(cache
->hash_table
, 0, byte_size
);
234 for (uint32_t i
= 0; i
< old_table_size
; i
++) {
235 struct cache_entry
*entry
= old_table
[i
];
239 radv_pipeline_cache_set_entry(cache
, entry
);
248 radv_pipeline_cache_add_entry(struct radv_pipeline_cache
*cache
,
249 struct cache_entry
*entry
)
251 if (cache
->kernel_count
== cache
->table_size
/ 2)
252 radv_pipeline_cache_grow(cache
);
254 /* Failing to grow that hash table isn't fatal, but may mean we don't
255 * have enough space to add this new kernel. Only add it if there's room.
257 if (cache
->kernel_count
< cache
->table_size
/ 2)
258 radv_pipeline_cache_set_entry(cache
, entry
);
261 struct radv_shader_variant
*
262 radv_pipeline_cache_insert_shader(struct radv_pipeline_cache
*cache
,
263 const unsigned char *sha1
,
264 struct radv_shader_variant
*variant
,
265 const void *code
, unsigned code_size
)
270 pthread_mutex_lock(&cache
->mutex
);
271 struct cache_entry
*entry
= radv_pipeline_cache_search_unlocked(cache
, sha1
);
273 if (entry
->variant
) {
274 radv_shader_variant_destroy(cache
->device
, variant
);
275 variant
= entry
->variant
;
277 entry
->variant
= variant
;
279 __sync_fetch_and_add(&variant
->ref_count
, 1);
280 pthread_mutex_unlock(&cache
->mutex
);
284 entry
= vk_alloc(&cache
->alloc
, sizeof(*entry
) + code_size
, 8,
285 VK_SYSTEM_ALLOCATION_SCOPE_CACHE
);
287 pthread_mutex_unlock(&cache
->mutex
);
291 memcpy(entry
->sha1
, sha1
, 20);
292 memcpy(entry
->code
, code
, code_size
);
293 entry
->config
= variant
->config
;
294 entry
->variant_info
= variant
->info
;
295 entry
->rsrc1
= variant
->rsrc1
;
296 entry
->rsrc2
= variant
->rsrc2
;
297 entry
->code_size
= code_size
;
298 entry
->variant
= variant
;
299 __sync_fetch_and_add(&variant
->ref_count
, 1);
301 radv_pipeline_cache_add_entry(cache
, entry
);
303 cache
->modified
= true;
304 pthread_mutex_unlock(&cache
->mutex
);
308 struct cache_header
{
309 uint32_t header_size
;
310 uint32_t header_version
;
313 uint8_t uuid
[VK_UUID_SIZE
];
317 radv_pipeline_cache_load(struct radv_pipeline_cache
*cache
,
318 const void *data
, size_t size
)
320 struct radv_device
*device
= cache
->device
;
321 struct cache_header header
;
323 if (size
< sizeof(header
))
325 memcpy(&header
, data
, sizeof(header
));
326 if (header
.header_size
< sizeof(header
))
328 if (header
.header_version
!= VK_PIPELINE_CACHE_HEADER_VERSION_ONE
)
330 if (header
.vendor_id
!= 0x1002)
332 if (header
.device_id
!= device
->physical_device
->rad_info
.pci_id
)
334 if (memcmp(header
.uuid
, device
->physical_device
->uuid
, VK_UUID_SIZE
) != 0)
337 char *end
= (void *) data
+ size
;
338 char *p
= (void *) data
+ header
.header_size
;
340 while (end
- p
>= sizeof(struct cache_entry
)) {
341 struct cache_entry
*entry
= (struct cache_entry
*)p
;
342 struct cache_entry
*dest_entry
;
343 if(end
- p
< sizeof(*entry
) + entry
->code_size
)
346 dest_entry
= vk_alloc(&cache
->alloc
, sizeof(*entry
) + entry
->code_size
,
347 8, VK_SYSTEM_ALLOCATION_SCOPE_CACHE
);
349 memcpy(dest_entry
, entry
, sizeof(*entry
) + entry
->code_size
);
350 dest_entry
->variant
= NULL
;
351 radv_pipeline_cache_add_entry(cache
, dest_entry
);
353 p
+= sizeof (*entry
) + entry
->code_size
;
357 VkResult
radv_CreatePipelineCache(
359 const VkPipelineCacheCreateInfo
* pCreateInfo
,
360 const VkAllocationCallbacks
* pAllocator
,
361 VkPipelineCache
* pPipelineCache
)
363 RADV_FROM_HANDLE(radv_device
, device
, _device
);
364 struct radv_pipeline_cache
*cache
;
366 assert(pCreateInfo
->sType
== VK_STRUCTURE_TYPE_PIPELINE_CACHE_CREATE_INFO
);
367 assert(pCreateInfo
->flags
== 0);
369 cache
= vk_alloc2(&device
->alloc
, pAllocator
,
371 VK_SYSTEM_ALLOCATION_SCOPE_OBJECT
);
373 return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY
);
376 cache
->alloc
= *pAllocator
;
378 cache
->alloc
= device
->alloc
;
380 radv_pipeline_cache_init(cache
, device
);
382 if (pCreateInfo
->initialDataSize
> 0) {
383 radv_pipeline_cache_load(cache
,
384 pCreateInfo
->pInitialData
,
385 pCreateInfo
->initialDataSize
);
388 *pPipelineCache
= radv_pipeline_cache_to_handle(cache
);
393 void radv_DestroyPipelineCache(
395 VkPipelineCache _cache
,
396 const VkAllocationCallbacks
* pAllocator
)
398 RADV_FROM_HANDLE(radv_device
, device
, _device
);
399 RADV_FROM_HANDLE(radv_pipeline_cache
, cache
, _cache
);
403 radv_pipeline_cache_finish(cache
);
405 vk_free2(&device
->alloc
, pAllocator
, cache
);
408 VkResult
radv_GetPipelineCacheData(
410 VkPipelineCache _cache
,
414 RADV_FROM_HANDLE(radv_device
, device
, _device
);
415 RADV_FROM_HANDLE(radv_pipeline_cache
, cache
, _cache
);
416 struct cache_header
*header
;
417 VkResult result
= VK_SUCCESS
;
418 const size_t size
= sizeof(*header
) + cache
->total_size
;
423 if (*pDataSize
< sizeof(*header
)) {
425 return VK_INCOMPLETE
;
427 void *p
= pData
, *end
= pData
+ *pDataSize
;
429 header
->header_size
= sizeof(*header
);
430 header
->header_version
= VK_PIPELINE_CACHE_HEADER_VERSION_ONE
;
431 header
->vendor_id
= 0x1002;
432 header
->device_id
= device
->physical_device
->rad_info
.pci_id
;
433 memcpy(header
->uuid
, device
->physical_device
->uuid
, VK_UUID_SIZE
);
434 p
+= header
->header_size
;
436 struct cache_entry
*entry
;
437 for (uint32_t i
= 0; i
< cache
->table_size
; i
++) {
438 if (!cache
->hash_table
[i
])
440 entry
= cache
->hash_table
[i
];
441 const uint32_t size
= entry_size(entry
);
442 if (end
< p
+ size
) {
443 result
= VK_INCOMPLETE
;
447 memcpy(p
, entry
, size
);
448 ((struct cache_entry
*)p
)->variant
= NULL
;
451 *pDataSize
= p
- pData
;
457 radv_pipeline_cache_merge(struct radv_pipeline_cache
*dst
,
458 struct radv_pipeline_cache
*src
)
460 for (uint32_t i
= 0; i
< src
->table_size
; i
++) {
461 struct cache_entry
*entry
= src
->hash_table
[i
];
462 if (!entry
|| radv_pipeline_cache_search(dst
, entry
->sha1
))
465 radv_pipeline_cache_add_entry(dst
, entry
);
467 src
->hash_table
[i
] = NULL
;
471 VkResult
radv_MergePipelineCaches(
473 VkPipelineCache destCache
,
474 uint32_t srcCacheCount
,
475 const VkPipelineCache
* pSrcCaches
)
477 RADV_FROM_HANDLE(radv_pipeline_cache
, dst
, destCache
);
479 for (uint32_t i
= 0; i
< srcCacheCount
; i
++) {
480 RADV_FROM_HANDLE(radv_pipeline_cache
, src
, pSrcCaches
[i
]);
482 radv_pipeline_cache_merge(dst
, src
);