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radv: explicitly load a desc set layout struct member during set allocate

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accessing this variable repeatedly like this is a contended hotpath somehow,
so instead just create a const for reference

Reviewed-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/11124>
This commit is contained in:
Mike Blumenkrantz 2021-06-01 11:11:00 -04:00 • committed by Marge Bot
parent 79742d41c0
commit 89bac36f09
1 changed files with 3 additions and 2 deletions
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5
src/amd/vulkan/radv_descriptor_set.c
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@ -539,8 +539,9 @@ radv_descriptor_set_create(struct radv_device *device, struct radv_descriptor_po
}
unsigned range_offset =
sizeof(struct radv_descriptor_set_header) + sizeof(struct radeon_winsys_bo *) * buffer_count;
const unsigned dynamic_offset_count = layout->dynamic_offset_count;
unsigned mem_size =
range_offset + sizeof(struct radv_descriptor_range) * layout->dynamic_offset_count;
range_offset + sizeof(struct radv_descriptor_range) * dynamic_offset_count;
if (pool->host_memory_base) {
if (pool->host_memory_end - pool->host_memory_ptr < mem_size)
@ -560,7 +561,7 @@ radv_descriptor_set_create(struct radv_device *device, struct radv_descriptor_po
vk_object_base_init(&device->vk, &set->header.base, VK_OBJECT_TYPE_DESCRIPTOR_SET);
if (layout->dynamic_offset_count) {
if (dynamic_offset_count) {
set->header.dynamic_descriptors =
(struct radv_descriptor_range *)((uint8_t *)set + range_offset);
}