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authorKonstantin Seurer <konstantin.seurer@gmail.com>2022-04-26 09:36:29 +0200
committerMarge Bot <emma+marge@anholt.net>2022-04-26 18:20:11 +0000
commit1873880b50031fb4614befab069e070748652f31 (patch)
tree652442484dc4fdd9f17878f6a6f6277c10fa107c
parent7998f242a889e2650571d015b594fbfb17a9a0a6 (diff)
vulkan: Add a shader module clone helper
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>
-rw-r--r--src/vulkan/runtime/vk_shader_module.c18
-rw-r--r--src/vulkan/runtime/vk_shader_module.h3
2 files changed, 21 insertions, 0 deletions
diff --git a/src/vulkan/runtime/vk_shader_module.c b/src/vulkan/runtime/vk_shader_module.c
index 3b523e368e6..de896229b96 100644
--- a/src/vulkan/runtime/vk_shader_module.c
+++ b/src/vulkan/runtime/vk_shader_module.c
@@ -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;
+}
diff --git a/src/vulkan/runtime/vk_shader_module.h b/src/vulkan/runtime/vk_shader_module.h
index f909a082c4e..fbd584d19d7 100644
--- a/src/vulkan/runtime/vk_shader_module.h
+++ b/src/vulkan/runtime/vk_shader_module.h
@@ -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) { \