* Refactor attribute handling on the shader generator
* Implement gl_ViewportMask[]
* Add back the Intel FrontFacing bug workaround
* Fix GLSL transform feedback outputs mistmatch with fragment stage
* Shader cache version bump
* Fix geometry shader recognition
* PR feedback
* Delete GetOperandDef and GetOperandUse
* Remove replacements that are no longer needed on GLSL compilation on Vulkan
* Fix incorrect load for per-patch outputs
* Fix build
* Support shader gl_Color, gl_SecondaryColor and gl_TexCoord built-ins
* Shader cache version bump
* Fix back color value on fragment shader
* Disable IPA multiplication for fixed function attributes and back color selection