Add Sirit as a submodule

We require Sirit as it is a dependency for yuzu's shader compiler where it uses it to emit SPIR-V in an easy and efficient manner.

.gitmodules

@@ -45,3 +45,6 @@
 [submodule "C++ Range v3"]
 	path = app/libraries/range
 	url = https://github.com/ericniebler/range-v3
+[submodule "Sirit"]
+	path = app/libraries/sirit
+	url = https://github.com/ReinUsesLisp/sirit

app/CMakeLists.txt

@@ -101,6 +101,9 @@ add_subdirectory("libraries/boost")
 # C++ Range v3
 add_subdirectory("libraries/range")
 
+# Sirit
+add_subdirectory("libraries/sirit")
+
 # Build Skyline with full debugging data and -Og for debug builds
 set(CMAKE_CXX_FLAGS_DEBUG "-O0 -g3 -glldb -gdwarf-5")
 

app/libraries/sirit

@@ -0,0 +1 @@
+Subproject commit 8cfe8badf70a7da0fa41e7f236bd6c5e52fa41ff

app/src/main/res/values/strings.xml

@@ -132,6 +132,7 @@
     <string name="licenses">Licenses</string>
     <string name="skyline_license_description">Skyline is licensed under Mozilla Public License 2.0</string>
     <string name="ryujinx_description">Ryujinx has been used for reference throughout the project due to their highly accurate implementations\n\n<b>Note: Skyline is not based on Ryujinx</b></string>
+    <string name="sirit_description">Skyline\'s shader compiler internally uses Sirit to emit SPIR-V in an efficient manner</string>
     <string name="vkhpp_description">Vulkan-Hpp provides a C++ API for Vulkan</string>
     <string name="vkma_description">Vulkan Memory Allocator provides a high-quality GPU memory allocator with UMA support</string>
     <string name="khvkval_description">Khronos\'s Vulkan Validation Layer provides error-checking for Vulkan API calls in debug builds</string>

app/src/main/res/xml/preferences.xml

@@ -139,6 +139,12 @@
             app:libraryUrl="https://github.com/Ryujinx/Ryujinx"
             app:summary="@string/ryujinx_description"
             app:title="Ryujinx" />
+        <emu.skyline.preference.LicensePreference
+            app:libraryCopyright="Copyright (c) 2019, sirit\nAll rights reserved."
+            app:libraryLicense="@string/bsd_3_clause_license"
+            app:libraryUrl="https://github.com/ReinUsesLisp/sirit"
+            app:summary="@string/sirit_description"
+            app:title="Sirit" />
         <emu.skyline.preference.LicensePreference
             app:libraryCopyright="Copyright 2015-2020 The Khronos Group Inc."
             app:libraryLicense="@string/apache2_license"