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radv: do not retain noop FS for libs when a cache hit happened

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Determine if the graphics pipeline needs a noop FS later instead of
retaining it. This was also suboptimal.

Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/22356>
This commit is contained in:
Samuel Pitoiset
2023-04-07 11:05:57 +02:00
committed by Marge Bot
parent 34fa60e138
commit e909764930
1 changed files with 26 additions and 17 deletions
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43
src/amd/vulkan/radv_pipeline.c
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@@ -3175,11 +3175,33 @@ radv_skip_graphics_pipeline_compile(const struct radv_device *device,
static bool
radv_pipeline_needs_noop_fs(struct radv_graphics_pipeline *pipeline,
const VkGraphicsPipelineCreateInfo *pCreateInfo,
VkGraphicsPipelineLibraryFlagBitsEXT lib_flags)
{
if (pipeline->base.type == RADV_PIPELINE_GRAPHICS &&
!(radv_pipeline_to_graphics(&pipeline->base)->active_stages & VK_SHADER_STAGE_FRAGMENT_BIT))
return true;
if (pipeline->base.type == RADV_PIPELINE_GRAPHICS) {
if (!(radv_pipeline_to_graphics(&pipeline->base)->active_stages & VK_SHADER_STAGE_FRAGMENT_BIT))
return true;
const VkPipelineLibraryCreateInfoKHR *libs_info =
vk_find_struct_const(pCreateInfo->pNext, PIPELINE_LIBRARY_CREATE_INFO_KHR);
const bool link_optimize =
(pCreateInfo->flags & VK_PIPELINE_CREATE_LINK_TIME_OPTIMIZATION_BIT_EXT) != 0;
/* When the noop FS has already been imported by libraries we can skip it, otherwise we need
* to compile one.
*/
if (libs_info && link_optimize) {
for (uint32_t i = 0; i < libs_info->libraryCount; i++) {
RADV_FROM_HANDLE(radv_pipeline, pipeline_lib, libs_info->pLibraries[i]);
struct radv_graphics_lib_pipeline *gfx_pipeline_lib =
radv_pipeline_to_graphics_lib(pipeline_lib);
if ((gfx_pipeline_lib->lib_flags & VK_GRAPHICS_PIPELINE_LIBRARY_FRAGMENT_SHADER_BIT_EXT) &&
!pipeline->retained_shaders[MESA_SHADER_FRAGMENT].nir)
return true;
}
}
}
if (pipeline->base.type == RADV_PIPELINE_GRAPHICS_LIB &&
(lib_flags & VK_GRAPHICS_PIPELINE_LIBRARY_FRAGMENT_SHADER_BIT_EXT) &&
@@ -3198,7 +3220,6 @@ radv_graphics_pipeline_compile(struct radv_graphics_pipeline *pipeline,
VkGraphicsPipelineLibraryFlagBitsEXT lib_flags,
bool fast_linking_enabled)
{
const bool noop_fs = radv_pipeline_needs_noop_fs(pipeline, lib_flags);
const char *noop_fs_entrypoint = "noop_fs";
struct radv_shader_binary *binaries[MESA_VULKAN_SHADER_STAGES] = {NULL};
struct radv_shader_binary *gs_copy_binary = NULL;
@@ -3276,19 +3297,6 @@ radv_graphics_pipeline_compile(struct radv_graphics_pipeline *pipeline,
* still need to compile the SPIR-V to NIR because we can't know if the LTO pipelines will
* be find in the shaders cache.
*/
if (noop_fs) {
nir_builder fs_b = radv_meta_init_shader(device, MESA_SHADER_FRAGMENT, "noop_fs");
stages[MESA_SHADER_FRAGMENT] = (struct radv_pipeline_stage) {
.stage = MESA_SHADER_FRAGMENT,
.internal_nir = fs_b.shader,
.entrypoint = noop_fs_entrypoint,
.feedback = {
.flags = VK_PIPELINE_CREATION_FEEDBACK_VALID_BIT,
},
};
}
radv_pipeline_get_nir(device, pipeline, stages, pipeline_key);
radv_pipeline_retain_shaders(radv_pipeline_to_graphics_lib(&pipeline->base), stages);
}
@@ -3300,6 +3308,7 @@ radv_graphics_pipeline_compile(struct radv_graphics_pipeline *pipeline,
if (pCreateInfo->flags & VK_PIPELINE_CREATE_FAIL_ON_PIPELINE_COMPILE_REQUIRED_BIT)
return VK_PIPELINE_COMPILE_REQUIRED;
const bool noop_fs = radv_pipeline_needs_noop_fs(pipeline, pCreateInfo, lib_flags);
if (noop_fs) {
nir_builder fs_b = radv_meta_init_shader(device, MESA_SHADER_FRAGMENT, "noop_fs");