From 425a254fa24d7179124b4544ffeb2b1fe4fa99dc Mon Sep 17 00:00:00 2001
From: ReinUsesLisp <reinuseslisp@airmail.cc>
Date: Mon, 9 Dec 2019 21:46:12 -0300
Subject: shader: Implement MEMBAR.GL

Implement using memoryBarrier in GLSL and OpMemoryBarrier on SPIR-V.
---
 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 9700c2ebe..fa7049bbe 100644
--- a/src/video_core/renderer_opengl/gl_shader_decompiler.cpp
+++ b/src/video_core/renderer_opengl/gl_shader_decompiler.cpp
@@ -1992,6 +1992,11 @@ private:
         return {fmt::format("readInvocationARB({}, {})", value, index), Type::Float};
     }
 
+    Expression MemoryBarrierGL(Operation) {
+        code.AddLine("memoryBarrier();");
+        return {};
+    }
+
     struct Func final {
         Func() = delete;
         ~Func() = delete;
@@ -2173,6 +2178,8 @@ private:
 
         &GLSLDecompiler::ThreadId,
         &GLSLDecompiler::ShuffleIndexed,
+
+        &GLSLDecompiler::MemoryBarrierGL,
     };
     static_assert(operation_decompilers.size() == static_cast<std::size_t>(OperationCode::Amount));
 
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