1 files changed, 41 insertions, 0 deletions
diff --git a/rjit.rb b/rjit.rb
new file mode 100644
index 0000000000..12fc10c91e
--- /dev/null
+++ b/rjit.rb
@@ -0,0 +1,41 @@
+module RubyVM::RJIT
+  # Return true if \RJIT is enabled.
+  def self.enabled?
+    Primitive.cexpr! 'RBOOL(rb_rjit_enabled)'
+  end
+
+  # Start JIT compilation after \--rjit-disable.
+  def self.enable
+    Primitive.cstmt! %{
+      rb_rjit_call_p = true;
+      return Qnil;
+    }
+  end
+
+  if Primitive.rjit_stats_enabled_p
+    at_exit do
+      Primitive.rjit_stop_stats
+      print_stats
+    end
+  end
+  if Primitive.rjit_trace_exits_enabled_p
+    at_exit do
+      Primitive.rjit_stop_stats
+      dump_trace_exits
+    end
+  end
+end
+
+if RubyVM::RJIT.enabled?
+  begin
+    require 'fiddle'
+    require 'fiddle/import'
+  rescue LoadError
+    return # miniruby doesn't support RJIT
+  end
+
+  require 'ruby_vm/rjit/c_type'
+  require 'ruby_vm/rjit/compiler'
+  require 'ruby_vm/rjit/hooks'
+  require 'ruby_vm/rjit/stats'
+end