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radv: create on-disk shader cache 

This is the drivers on-disk cache intended to be used as a
fallback as opposed to the pipeline cache provided by apps.

Reviewed-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>
This commit is contained in:
Timothy Arceri 2017-10-11 12:00:27 +11:00
parent 7664aaf331
commit 1421625292
3 changed files with 34 additions and 0 deletions
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13
src/amd/vulkan/radv_device.c
View File

@ -352,6 +352,18 @@ radv_physical_device_init(struct radv_physical_device *device,
goto fail;
}
/* These flags affect shader compilation. */
uint64_t shader_env_flags =
(device->instance->perftest_flags & RADV_PERFTEST_SISCHED ? 0x1 : 0) |
(device->instance->debug_flags & RADV_DEBUG_UNSAFE_MATH ? 0x2 : 0);
/* The gpu id is already embeded in the uuid so we just pass "radv"
* when creating the cache.
*/
char buf[VK_UUID_SIZE + 1];
disk_cache_format_hex_id(buf, device->cache_uuid, VK_UUID_SIZE);
device->disk_cache = disk_cache_create("radv", buf, shader_env_flags);
result = radv_extensions_register(instance,
&device->extensions,
common_device_extensions,
@ -402,6 +414,7 @@ radv_physical_device_finish(struct radv_physical_device *device)
radv_extensions_finish(device->instance, &device->extensions);
radv_finish_wsi(device);
device->ws->destroy(device->ws);
disk_cache_destroy(device->disk_cache);
close(device->local_fd);
}

6
src/amd/vulkan/radv_private.h
View File

@ -277,6 +277,12 @@ struct radv_physical_device {
bool has_rbplus; /* if RB+ register exist */
bool rbplus_allowed; /* if RB+ is allowed */
/* This is the drivers on-disk cache used as a fallback as opposed to
* the pipeline cache defined by apps.
*/
struct disk_cache * disk_cache;
};
struct radv_instance {

15
src/util/disk_cache.h
View File

@ -65,6 +65,21 @@ struct cache_item_metadata {
struct disk_cache;
static inline char *
disk_cache_format_hex_id(char *buf, const uint8_t *hex_id, unsigned size)
{
static const char hex_digits[] = "0123456789abcdef";
unsigned i;
for (i = 0; i < size; i += 2) {
buf[i] = hex_digits[hex_id[i >> 1] >> 4];
buf[i + 1] = hex_digits[hex_id[i >> 1] & 0x0f];
}
buf[i] = '\0';
return buf;
}
static inline bool
disk_cache_get_function_timestamp(void *ptr, uint32_t* timestamp)
{