ruby-changes:47199
From: nobu <ko1@a...>
Date: Wed, 12 Jul 2017 14:30:51 +0900 (JST)
Subject: [ruby-changes:47199] nobu:r59314 (trunk): gc.c: restrict RGENGC_DEBUG
nobu 2017-07-12 14:30:43 +0900 (Wed, 12 Jul 2017) New Revision: 59314 https://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=59314 Log: gc.c: restrict RGENGC_DEBUG * gc.c (RGENGC_DEBUG_ENABLED): restrict runtime ruby_rgengc_debug level up to -RGENGC_DEBUG, to reduce runtime branches in inner loops. Modified files: trunk/gc.c Index: gc.c =================================================================== --- gc.c (revision 59313) +++ gc.c (revision 59314) @@ -228,8 +228,9 @@ static ruby_gc_params_t gc_params = { https://github.com/ruby/ruby/blob/trunk/gc.c#L228 #endif #endif #if RGENGC_DEBUG < 0 -#undef RGENGC_DEBUG -#define RGENGC_DEBUG ruby_rgengc_debug +# define RGENGC_DEBUG_ENABLED(level) (-(RGENGC_DEBUG) >= (level) && ruby_rgengc_debug >= (level)) +#else +# define RGENGC_DEBUG_ENABLED(level) ((RGENGC_DEBUG) >= (level)) #endif int ruby_rgengc_debug; @@ -910,9 +911,9 @@ static inline void gc_prof_set_heap_info https://github.com/ruby/ruby/blob/trunk/gc.c#L911 #ifdef HAVE_VA_ARGS_MACRO # define gc_report(level, objspace, ...) \ - if ((level) > RGENGC_DEBUG) {} else gc_report_body(level, objspace, __VA_ARGS__) + if (!RGENGC_DEBUG_ENABLED(level)) {} else gc_report_body(level, objspace, __VA_ARGS__) #else -# define gc_report if (!(RGENGC_DEBUG)) {} else gc_report_body +# define gc_report if (!RGENGC_DEBUG_ENABLED(0)) {} else gc_report_body #endif PRINTF_ARGS(static void gc_report_body(int level, rb_objspace_t *objspace, const char *fmt, ...), 3, 4); static const char *obj_info(VALUE obj); -- ML: ruby-changes@q... Info: http://www.atdot.net/~ko1/quickml/