From 9b897c35411353a7578a2102fde53ae6ba0878e5 Mon Sep 17 00:00:00 2001
From: ReinUsesLisp <reinuseslisp@airmail.cc>
Date: Sat, 2 Nov 2019 19:39:41 -0300
Subject: [PATCH] Add OpGroupNonUniformShuffleXor

---
 include/sirit/sirit.h      |  6 ++++++
 src/CMakeLists.txt         |  1 +
 src/instructions/group.cpp | 20 ++++++++++++++++++++
 src/instructions/misc.cpp  |  1 -
 4 files changed, 27 insertions(+), 1 deletion(-)
 create mode 100644 src/instructions/group.cpp

diff --git a/include/sirit/sirit.h b/include/sirit/sirit.h
index 49312f0..2181d26 100644
--- a/include/sirit/sirit.h
+++ b/include/sirit/sirit.h
@@ -939,6 +939,12 @@ public:
     /// Query the number of samples available per texel fetch in a multisample image.
     Id OpImageQuerySamples(Id result_type, Id image);
 
+    // Group
+
+    /// Return the value of the invocation identified by the current invocation's id within the
+    /// group xor'ed with mask.
+    Id OpGroupNonUniformShuffleXor(Id result_type, spv::Scope scope, Id value, Id mask);
+
 private:
     Id AddCode(std::unique_ptr<Op> op);
 
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 53a409e..e1a632a 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -26,6 +26,7 @@ add_library(sirit
     instructions/arithmetic.cpp
     instructions/extension.cpp
     instructions/image.cpp
+    instructions/group.cpp
 )
 
 target_compile_options(sirit PRIVATE ${SIRIT_CXX_FLAGS})
diff --git a/src/instructions/group.cpp b/src/instructions/group.cpp
new file mode 100644
index 0000000..4025553
--- /dev/null
+++ b/src/instructions/group.cpp
@@ -0,0 +1,20 @@
+/* This file is part of the sirit project.
+ * Copyright (c) 2019 sirit
+ * This software may be used and distributed according to the terms of the
+ * 3-Clause BSD License
+ */
+
+#include "op.h"
+#include "sirit/sirit.h"
+
+namespace Sirit {
+
+Id Module::OpGroupNonUniformShuffleXor(Id result_type, spv::Scope scope, Id value, Id mask) {
+    auto op = std::make_unique<Op>(spv::Op::OpGroupNonUniformShuffleXor, bound++, result_type);
+    op->Add(static_cast<u32>(scope));
+    op->Add(value);
+    op->Add(mask);
+    return AddCode(std::move(op));
+}
+
+} // namespace Sirit
diff --git a/src/instructions/misc.cpp b/src/instructions/misc.cpp
index c2aa68c..b589090 100644
--- a/src/instructions/misc.cpp
+++ b/src/instructions/misc.cpp
@@ -4,7 +4,6 @@
  * 3-Clause BSD License
  */
 
-#include <cassert>
 #include "op.h"
 #include "sirit/sirit.h"