shader: Initial recompiler work

src/shader_recompiler/frontend/ir/condition.cpp

@@ -0,0 +1,31 @@
+// Copyright 2021 yuzu Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#include <string>
+
+#include <fmt/format.h>
+
+#include "shader_recompiler/frontend/ir/condition.h"
+
+namespace Shader::IR {
+
+std::string NameOf(Condition condition) {
+    std::string ret;
+    if (condition.FlowTest() != FlowTest::T) {
+        ret = fmt::to_string(condition.FlowTest());
+    }
+    const auto [pred, negated]{condition.Pred()};
+    if (pred != Pred::PT || negated) {
+        if (!ret.empty()) {
+            ret += '&';
+        }
+        if (negated) {
+            ret += '!';
+        }
+        ret += fmt::to_string(pred);
+    }
+    return ret;
+}
+
+} // namespace Shader::IR