diff options
-rw-r--r-- | ChangeLog | 18 | ||||
-rw-r--r-- | gc.c | 13 | ||||
-rw-r--r-- | string.c | 2 |
3 files changed, 25 insertions, 8 deletions
@@ -1,3 +1,21 @@ +Sat Oct 10 15:28:45 2015 Koichi Sasada <ko1@atdot.net> + + * import a github pull request + https://github.com/ruby/ruby/pull/1050 + by Kazuho Oku <kazuho@natadeco.co>. + + This pull request has the following commits. + + * gc.c: reduce # of args to 6 (max. of register args on x86-64) so + that the `newobj_of_slowpass` can be called via TCO. + + * gc.c (newobj_of), string.c (str_duplicate): for performance, + the hot functions must be inlined. + + * gc.c: for performance, preceding arguments of `.*newobj_of.*` + must be same, so that the arg registers can be reused in case of + TCO. + Sat Oct 10 08:52:21 2015 Nobuyoshi Nakada <nobu@ruby-lang.org> * ext/socket/udpsocket.c (udp_connect, udp_bind, udp_send): fix @@ -1784,10 +1784,10 @@ newobj_of_init(rb_objspace_t *objspace, VALUE klass, VALUE flags, VALUE v1, VALU return obj; } -NOINLINE(static VALUE newobj_of_slowpass(rb_objspace_t *objspace, VALUE klass, VALUE flags, VALUE v1, VALUE v2, VALUE v3, int hook_needed)); +NOINLINE(static VALUE newobj_of_slowpass(VALUE klass, VALUE flags, VALUE v1, VALUE v2, VALUE v3, rb_objspace_t *objspace)); static VALUE -newobj_of_slowpass(rb_objspace_t *objspace, VALUE klass, VALUE flags, VALUE v1, VALUE v2, VALUE v3, int hook_needed) +newobj_of_slowpass(VALUE klass, VALUE flags, VALUE v1, VALUE v2, VALUE v3, rb_objspace_t *objspace) { VALUE obj; @@ -1806,15 +1806,14 @@ newobj_of_slowpass(rb_objspace_t *objspace, VALUE klass, VALUE flags, VALUE v1, } obj = heap_get_freeobj(objspace, heap_eden); - return newobj_of_init(objspace, klass, flags, v1, v2, v3, obj, hook_needed); + return newobj_of_init(objspace, klass, flags, v1, v2, v3, obj, gc_event_hook_needed_p(objspace, RUBY_INTERNAL_EVENT_NEWOBJ)); } -static VALUE +static inline VALUE newobj_of(VALUE klass, VALUE flags, VALUE v1, VALUE v2, VALUE v3) { rb_objspace_t *objspace = &rb_objspace; VALUE obj; - int hook_needed = gc_event_hook_needed_p(objspace, RUBY_INTERNAL_EVENT_NEWOBJ); #if GC_DEBUG_STRESS_TO_CLASS if (UNLIKELY(stress_to_class)) { @@ -1826,12 +1825,12 @@ newobj_of(VALUE klass, VALUE flags, VALUE v1, VALUE v2, VALUE v3) } #endif - if (LIKELY(!(during_gc || ruby_gc_stressful) && hook_needed == FALSE && + if (LIKELY(!(during_gc || ruby_gc_stressful) && gc_event_hook_needed_p(objspace, RUBY_INTERNAL_EVENT_NEWOBJ) == FALSE && (obj = heap_get_freeobj_head(objspace, heap_eden)) != Qfalse)) { return newobj_of_init(objspace, klass, flags, v1, v2, v3, obj, FALSE); } else { - return newobj_of_slowpass(objspace, klass, flags, v1, v2, v3, hook_needed); + return newobj_of_slowpass(klass, flags, v1, v2, v3, objspace); } } @@ -1233,7 +1233,7 @@ str_replace(VALUE str, VALUE str2) return str; } -static VALUE +static inline VALUE str_duplicate(VALUE klass, VALUE str) { enum {embed_size = RSTRING_EMBED_LEN_MAX + 1}; |