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vulkan: Add a shader module clone helper

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Signed-off-by: Konstantin Seurer <konstantin.seurer@gmail.com>
Reviewed-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/16027>
This commit is contained in:
Konstantin Seurer 2022-04-26 09:36:29 +02:00 • committed by Marge Bot
parent 7998f242a8
commit 1873880b50
2 changed files with 21 additions and 0 deletions
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18
src/vulkan/runtime/vk_shader_module.c
View file

@ -131,3 +131,21 @@ vk_shader_module_to_nir(struct vk_device *device,
return VK_SUCCESS;
}
}
struct vk_shader_module *
vk_shader_module_clone(void *mem_ctx, const struct vk_shader_module *src)
{
struct vk_shader_module *dst =
ralloc_size(mem_ctx, sizeof(struct vk_shader_module) + src->size);
vk_object_base_init(src->base.device, &dst->base, VK_OBJECT_TYPE_SHADER_MODULE);
dst->nir = NULL;
memcpy(dst->sha1, src->sha1, sizeof(src->sha1));
dst->size = src->size;
memcpy(dst->data, src->data, src->size);
return dst;
}

3
src/vulkan/runtime/vk_shader_module.h
View file

@ -60,6 +60,9 @@ vk_shader_module_to_nir(struct vk_device *device,
const struct nir_shader_compiler_options *nir_options,
void *mem_ctx, struct nir_shader **nir_out);
struct vk_shader_module *vk_shader_module_clone(void *mem_ctx,
const struct vk_shader_module *src);
/* this should only be used for stack-allocated, temporary objects */
#define vk_shader_module_handle_from_nir(_nir) \
((VkShaderModule)(uintptr_t)&(struct vk_shader_module) { \