diff --git a/include/ruby/debug.h b/include/ruby/debug.h
index f7c8e6ca8d..7f92dfac44 100644
--- a/include/ruby/debug.h
+++ b/include/ruby/debug.h
@@ -518,6 +518,18 @@ RBIMPL_ATTR_NONNULL(())
  */
 VALUE rb_tracearg_path(rb_trace_arg_t *trace_arg);
 
+RBIMPL_ATTR_NONNULL(())
+/**
+ *
+ * Queries the parameters passed on a call or return event.
+ *
+ * @param[in]  trace_arg         A trace instance
+ * @exception  rb_eRuntimeError  The tracing event does not support querying parameters.
+ * @return     Array of parameters in the format of `Method#parameters`.
+ *
+ */
+VALUE rb_tracearg_parameters(rb_trace_arg_t *trace_arg);
+
 RBIMPL_ATTR_NONNULL(())
 /**
  * Queries the method name of the point where the trace is at.
@@ -595,6 +607,32 @@ RBIMPL_ATTR_NONNULL(())
  */
 VALUE rb_tracearg_raised_exception(rb_trace_arg_t *trace_arg);
 
+RBIMPL_ATTR_NONNULL(())
+/**
+ * Queries the compiled source code of the 'script_compiled' event.
+ * If loaded from a file, it will return nil.
+ *
+ * @param[in]  trace_arg         A trace instance
+ * @exception  rb_eRuntimeError  The tracing event is not 'script_compiled'.
+ * @retval     RUBY_Qnil         The script was loaded from a file.
+ * @retval     otherwise         The compiled source code.
+ *
+ */
+VALUE rb_tracearg_eval_script(rb_trace_arg_t *trace_arg);
+
+RBIMPL_ATTR_NONNULL(())
+/**
+ *
+ * Queries the compiled instruction sequence on a 'script_compiled' event.
+ * Note that this method is MRI specific.
+ *
+ * @param[in]  trace_arg         A trace instance
+ * @exception  rb_eRuntimeError  The tracing event is not 'script_compiled'.
+ * @return     The `RubyVM::InstructionSequence` object representing the instruction sequence.
+ *
+ */
+VALUE rb_tracearg_instruction_sequence(rb_trace_arg_t *trace_arg);
+
 RBIMPL_ATTR_NONNULL(())
 /**
  * Queries the allocated/deallocated object that the trace represents.