1 #ifndef RUBY_PROBES_HELPER_H 2 #define RUBY_PROBES_HELPER_H 3 4 #include "ruby/ruby.h" 5 6 struct ruby_dtrace_method_hook_args { 7 const char *classname; 8 const char *methodname; 9 const char *filename; 10 int line_no; 11 volatile VALUE klass; 12 volatile VALUE name; 13 }; 14 15 NOINLINE(int rb_dtrace_setup(rb_execution_context_t *, VALUE, ID, struct ruby_dtrace_method_hook_args *)); 16 17 #define RUBY_DTRACE_METHOD_HOOK(name, ec, klazz, id) \ 18 do { \ 19 if (UNLIKELY(RUBY_DTRACE_##name##_ENABLED())) { \ 20 struct ruby_dtrace_method_hook_args args; \ 21 if (rb_dtrace_setup(ec, klazz, id, &args)) { \ 22 RUBY_DTRACE_##name(args.classname, \ 23 args.methodname, \ 24 args.filename, \ 25 args.line_no); \ 26 } \ 27 } \ 28 } while (0) 29 30 #define RUBY_DTRACE_METHOD_ENTRY_HOOK(ec, klass, id) \ 31 RUBY_DTRACE_METHOD_HOOK(METHOD_ENTRY, ec, klass, id) 32 33 #define RUBY_DTRACE_METHOD_RETURN_HOOK(ec, klass, id) \ 34 RUBY_DTRACE_METHOD_HOOK(METHOD_RETURN, ec, klass, id) 35 36 #define RUBY_DTRACE_CMETHOD_ENTRY_HOOK(ec, klass, id) \ 37 RUBY_DTRACE_METHOD_HOOK(CMETHOD_ENTRY, ec, klass, id) 38 39 #define RUBY_DTRACE_CMETHOD_RETURN_HOOK(ec, klass, id) \ 40 RUBY_DTRACE_METHOD_HOOK(CMETHOD_RETURN, ec, klass, id) 41 42 #endif /* RUBY_PROBES_HELPER_H */ 43