From a62c5bbc100a5e5a31ea0ccc4a78d8fa6a4167ce Mon Sep 17 00:00:00 2001
From: ReinUsesLisp <reinuseslisp@airmail.cc>
Date: Fri, 15 May 2020 02:54:06 -0300
Subject: [PATCH] barrier: Add OpControlBarrier

---
 include/sirit/sirit.h        | 3 +++
 src/instructions/barrier.cpp | 8 ++++++++
 2 files changed, 11 insertions(+)

diff --git a/include/sirit/sirit.h b/include/sirit/sirit.h
index d9e9a8c..1fb8013 100644
--- a/include/sirit/sirit.h
+++ b/include/sirit/sirit.h
@@ -366,6 +366,9 @@ public:
 
     // Barrier
 
+    /// Wait for other invocations of this module to reach the current point of execution.
+    Id OpControlBarrier(Id execution, Id memory, Id semantics);
+
     /// Control the order that memory accesses are observed.
     Id OpMemoryBarrier(Id scope, Id semantics);
 
diff --git a/src/instructions/barrier.cpp b/src/instructions/barrier.cpp
index 8f91c8a..da74bf5 100644
--- a/src/instructions/barrier.cpp
+++ b/src/instructions/barrier.cpp
@@ -10,6 +10,14 @@
 
 namespace Sirit {
 
+Id Module::OpControlBarrier(Id execution, Id memory, Id semantics) {
+    auto op = std::make_unique<Op>(spv::Op::OpControlBarrier);
+    op->Add(execution);
+    op->Add(memory);
+    op->Add(semantics);
+    return AddCode(std::move(op));
+}
+
 Id Module::OpMemoryBarrier(Id scope, Id semantics) {
     auto op = std::make_unique<Op>(spv::Op::OpMemoryBarrier);
     op->Add(scope);