[vulkan] Verify UniformAndStorage capabilities on device

src/shader_recompiler/backend/spirv/spirv_emit_context.cpp

@@ -1126,7 +1126,7 @@ void EmitContext::DefineConstantBuffers(const Info& info, u32& binding) {
     }
     IR::Type types{info.used_constant_buffer_types | info.used_indirect_cbuf_types};
     if (True(types & IR::Type::U8)) {
-        if (profile.support_int8) {
+        if (profile.support_int8 && profile.support_uniform_and_storage_buffer_8bit) {
             DefineConstBuffers(*this, info, &UniformDefinitions::U8, binding, U8, 'u', sizeof(u8));
             DefineConstBuffers(*this, info, &UniformDefinitions::S8, binding, S8, 's', sizeof(s8));
         } else {

src/shader_recompiler/profile.h

@@ -15,6 +15,7 @@ struct Profile {
     bool unified_descriptor_binding{};
     bool support_descriptor_aliasing{};
     bool support_int8{};
+    bool support_uniform_and_storage_buffer_8bit{};
     bool support_int16{};
     bool support_int64{};
     bool support_vertex_instance_id{};

src/video_core/renderer_vulkan/vk_pipeline_cache.cpp

@@ -383,6 +383,8 @@ PipelineCache::PipelineCache(Tegra::MaxwellDeviceMemoryManager& device_memory_,
         .unified_descriptor_binding = true,
         .support_descriptor_aliasing = device.IsDescriptorAliasingSupported(),
         .support_int8 = device.IsInt8Supported(),
+        .support_uniform_and_storage_buffer_8bit =
+            device.IsUniformAndStorageBuffer8BitAccessSupported(),
         .support_int16 = device.IsShaderInt16Supported(),
         .support_int64 = device.IsShaderInt64Supported(),
         .support_vertex_instance_id = false,

src/video_core/vulkan_common/vulkan_device.h

@@ -387,6 +387,11 @@ FN_MAX_LIMIT_LIST
         return features.shader_float16_int8.shaderInt8;
     }
 
+    /// Returns true if the device allows 8-bit integer members
+    bool IsUniformAndStorageBuffer8BitAccessSupported() const {
+        return features.bit8_storage.uniformAndStorageBuffer8BitAccess;
+    }
+
     /// Returns true if the device supports binding multisample images as storage images.
     bool IsStorageImageMultisampleSupported() const {
         return features.features.shaderStorageImageMultisample;