glasm: Add GLASM backend infrastructure

src/shader_recompiler/backend/glasm/emit_glasm.h

@@ -0,0 +1,23 @@
+// Copyright 2021 yuzu Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include <string>
+
+#include "shader_recompiler/backend/bindings.h"
+#include "shader_recompiler/frontend/ir/program.h"
+#include "shader_recompiler/profile.h"
+
+namespace Shader::Backend::GLASM {
+
+[[nodiscard]] std::string EmitGLASM(const Profile& profile, IR::Program& program,
+                                    Bindings& binding);
+
+[[nodiscard]] inline std::string EmitGLASM(const Profile& profile, IR::Program& program) {
+    Bindings binding;
+    return EmitGLASM(profile, program, binding);
+}
+
+} // namespace Shader::Backend::GLASM