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v3dv: add a no-op fragment shader if we don't have one

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Fixes: dEQP-VK.pipeline.vertex_only.position_to_ssbo
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/6766>
This commit is contained in:
Iago Toral Quiroga
2020-03-04 15:53:44 +01:00
committed by Marge Bot
parent 1811c034db
commit 02de1d9ab1
1 changed files with 20 additions and 0 deletions
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src/broadcom/vulkan/v3dv_pipeline.c
+20
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@@ -1043,6 +1043,26 @@ pipeline_compile_graphics(struct v3dv_pipeline *pipeline,
stages[stage] = p_stage;
}
/* Add a no-op fragment shader if needed */
if (!stages[MESA_SHADER_FRAGMENT]) {
nir_builder b;
nir_builder_init_simple_shader(&b, NULL, MESA_SHADER_FRAGMENT,
&v3dv_nir_options);
b.shader->info.name = ralloc_strdup(b.shader, "noop_fs");
struct v3dv_pipeline_stage *p_stage =
vk_zalloc2(&device->alloc, alloc, sizeof(*p_stage), 8,
VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
p_stage->pipeline = pipeline;
p_stage->stage = MESA_SHADER_FRAGMENT;
p_stage->entrypoint = "main";
p_stage->module = 0;
p_stage->nir = b.shader;
stages[MESA_SHADER_FRAGMENT] = p_stage;
pipeline->active_stages |= MESA_SHADER_FRAGMENT;
}
/* Linking */
struct v3dv_pipeline_stage *next_stage = NULL;