From 2faad9bf23dbcedc80dca7ed9ad4b81c0416dd5e Mon Sep 17 00:00:00 2001
From: ReinUsesLisp <reinuseslisp@airmail.cc>
Date: Wed, 26 Dec 2018 02:58:47 -0300
Subject: shader_decode: Use BitfieldExtract instead of shift + and

---
 src/video_core/renderer_opengl/gl_shader_decompiler.cpp | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'src/video_core/renderer_opengl')

diff --git a/src/video_core/renderer_opengl/gl_shader_decompiler.cpp b/src/video_core/renderer_opengl/gl_shader_decompiler.cpp
index ecd27db07..60b11df51 100644
--- a/src/video_core/renderer_opengl/gl_shader_decompiler.cpp
+++ b/src/video_core/renderer_opengl/gl_shader_decompiler.cpp
@@ -985,6 +985,11 @@ private:
                                   Type::Int);
     }
 
+    template <Type type>
+    std::string BitfieldExtract(Operation operation) {
+        return GenerateTernary(operation, "bitfieldExtract", type, type, Type::Int, Type::Int);
+    }
+
     template <Type type>
     std::string BitCount(Operation operation) {
         return GenerateUnary(operation, "bitCount", type, type, false);
@@ -1369,6 +1374,7 @@ private:
         &GLSLDecompiler::BitwiseXor<Type::Int>,
         &GLSLDecompiler::BitwiseNot<Type::Int>,
         &GLSLDecompiler::BitfieldInsert<Type::Int>,
+        &GLSLDecompiler::BitfieldExtract<Type::Int>,
         &GLSLDecompiler::BitCount<Type::Int>,
 
         &GLSLDecompiler::Add<Type::Uint>,
@@ -1386,6 +1392,7 @@ private:
         &GLSLDecompiler::BitwiseXor<Type::Uint>,
         &GLSLDecompiler::BitwiseNot<Type::Uint>,
         &GLSLDecompiler::BitfieldInsert<Type::Uint>,
+        &GLSLDecompiler::BitfieldExtract<Type::Uint>,
         &GLSLDecompiler::BitCount<Type::Uint>,
 
         &GLSLDecompiler::Add<Type::HalfFloat>,
-- 
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