meson/vulkan/util: allow venus to drop compiler deps

Files to compile: 451 => 232

Signed-off-by: Yiwei Zhang <zzyiwei@chromium.org>
Reviewed-by: Yonggang Luo <luoyonggang@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/26783>

meson.build

@@ -251,6 +251,20 @@ with_microsoft_vk = _vulkan_drivers.contains('microsoft-experimental')
 with_nouveau_vk = _vulkan_drivers.contains('nouveau-experimental')
 with_any_vk = _vulkan_drivers.length() != 0
 
+with_vk_compiler = [
+  with_intel_vk,
+  with_intel_hasvk,
+  with_amd_vk,
+  with_freedreno_vk,
+  with_panfrost_vk,
+  with_swrast_vk,
+  with_broadcom_vk,
+  with_imagination_vk,
+  with_microsoft_vk,
+  with_nouveau_vk,
+].contains(true)
+pre_args += '-DUSE_VK_COMPILER=@0@'.format(with_vk_compiler ? '1' : '0')
+
 freedreno_kmds = get_option('freedreno-kmds')
 if freedreno_kmds.length() != 0 and freedreno_kmds != [ 'msm' ] and with_freedreno_vk
   if freedreno_kmds.contains('msm')

src/vulkan/runtime/meson.build

@@ -121,11 +121,14 @@ vulkan_runtime_files = files(
 vulkan_runtime_deps = [
   vulkan_wsi_deps,
   idep_mesautil,
-  idep_nir,
+  idep_nir_headers,
-  idep_vtn,
   idep_vulkan_util,
 ]
 
+if with_vk_compiler
+  vulkan_runtime_deps += [idep_nir, idep_vtn]
+endif
+
 if dep_libdrm.found()
   vulkan_runtime_files += files('vk_drm_syncobj.c', 'vk_drm_syncobj.h')
   vulkan_runtime_deps += dep_libdrm

src/vulkan/runtime/vk_instance.c

@@ -34,8 +34,6 @@
 #include "vk_debug_utils.h"
 #include "vk_physical_device.h"
 
-#include "compiler/glsl_types.h"
-
 #define VERSION_IS_1_0(version) \
    (VK_API_VERSION_MAJOR(version) == 1 && VK_API_VERSION_MINOR(version) == 0)
 
@@ -201,7 +199,7 @@ vk_instance_init(struct vk_instance *instance,
    instance->trace_frame = (uint32_t)debug_get_num_option("MESA_VK_TRACE_FRAME", 0xFFFFFFFF);
    instance->trace_trigger_file = getenv("MESA_VK_TRACE_TRIGGER");
 
-   glsl_type_singleton_init_or_ref();
+   vk_compiler_cache_init();
 
    return VK_SUCCESS;
 }
@@ -221,7 +219,7 @@ vk_instance_finish(struct vk_instance *instance)
 {
    destroy_physical_devices(instance);
 
-   glsl_type_singleton_decref();
+   vk_compiler_cache_finish();
    if (unlikely(!list_is_empty(&instance->debug_utils.callbacks))) {
       list_for_each_entry_safe(struct vk_debug_utils_messenger, messenger,
                                &instance->debug_utils.callbacks, link) {

src/vulkan/util/vk_util.c

@@ -29,6 +29,7 @@
 #include "vk_util.h"
 #include "util/u_debug.h"
 
+#include "compiler/glsl_types.h"
 #include "compiler/spirv/nir_spirv.h"
 
 uint32_t vk_get_driver_version(void)
@@ -141,3 +142,19 @@ vk_spec_info_to_nir_spirv(const VkSpecializationInfo *spec_info,
    *out_num_spec_entries = num_spec_entries;
    return spec_entries;
 }
+
+void
+vk_compiler_cache_init(void)
+{
+#if USE_VK_COMPILER
+   glsl_type_singleton_init_or_ref();
+#endif
+}
+
+void
+vk_compiler_cache_finish(void)
+{
+#if USE_VK_COMPILER
+   glsl_type_singleton_decref();
+#endif
+}

src/vulkan/util/vk_util.h

@@ -316,6 +316,12 @@ struct vk_pipeline_cache_header {
    memcpy((dest), (src), (count) * sizeof(*(src))); \
 } while (0)
 
+void
+vk_compiler_cache_init(void);
+
+void
+vk_compiler_cache_finish(void);
+
 static inline gl_shader_stage
 vk_to_mesa_shader_stage(VkShaderStageFlagBits vk_stage)
 {