* debug_counter.h: add debug counters to count frame state transitions:
  * frame_R2R: Ruby frame to Ruby frame
  * frame_R2C: Ruby frame to C frame
  * frame_C2C: C frame to C frame
  * frame_C2R: C frame to Ruby frame

* vm_insnhelper.c (vm_push_frame): ditto.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@64871 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
ko1 2018-09-28 03:35:15 +00:00
Родитель cebd2c4aba
Коммит aa1023edc4
2 изменённых файлов: 37 добавлений и 15 удалений

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@ -41,6 +41,11 @@ RB_DEBUG_COUNTER(mc_search_super)
* control frame push counts.
*
* * frame_push: frame push counts.
* * frame_push_*: frame push counts per each type.
* * frame_R2R: Ruby frame to Ruby frame
* * frame_R2C: Ruby frame to C frame
* * frame_C2C: C frame to C frame
* * frame_C2R: C frame to Ruby frame
*/
RB_DEBUG_COUNTER(frame_push)
RB_DEBUG_COUNTER(frame_push_method)
@ -53,6 +58,11 @@ RB_DEBUG_COUNTER(frame_push_eval)
RB_DEBUG_COUNTER(frame_push_rescue)
RB_DEBUG_COUNTER(frame_push_dummy)
RB_DEBUG_COUNTER(frame_R2R)
RB_DEBUG_COUNTER(frame_R2C)
RB_DEBUG_COUNTER(frame_C2C)
RB_DEBUG_COUNTER(frame_C2R)
/* instance variable counts
*
* * ivar_get_ic_hit/miss: ivar_get inline cache (ic) hit/miss counts (VM insn)

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@ -214,21 +214,6 @@ vm_push_frame(rb_execution_context_t *ec,
rb_control_frame_t *const cfp = ec->cfp - 1;
int i;
#if USE_DEBUG_COUNTER
RB_DEBUG_COUNTER_INC(frame_push);
switch (type & VM_FRAME_MAGIC_MASK) {
case VM_FRAME_MAGIC_METHOD: RB_DEBUG_COUNTER_INC(frame_push_method); break;
case VM_FRAME_MAGIC_BLOCK: RB_DEBUG_COUNTER_INC(frame_push_block); break;
case VM_FRAME_MAGIC_CLASS: RB_DEBUG_COUNTER_INC(frame_push_class); break;
case VM_FRAME_MAGIC_TOP: RB_DEBUG_COUNTER_INC(frame_push_top); break;
case VM_FRAME_MAGIC_CFUNC: RB_DEBUG_COUNTER_INC(frame_push_cfunc); break;
case VM_FRAME_MAGIC_IFUNC: RB_DEBUG_COUNTER_INC(frame_push_ifunc); break;
case VM_FRAME_MAGIC_EVAL: RB_DEBUG_COUNTER_INC(frame_push_eval); break;
case VM_FRAME_MAGIC_RESCUE: RB_DEBUG_COUNTER_INC(frame_push_rescue); break;
case VM_FRAME_MAGIC_DUMMY: RB_DEBUG_COUNTER_INC(frame_push_dummy); break;
default: rb_bug("unreachable");
}
#endif
vm_check_frame(type, specval, cref_or_me, iseq);
VM_ASSERT(local_size >= 0);
@ -270,6 +255,33 @@ vm_push_frame(rb_execution_context_t *ec,
SDR();
}
#if USE_DEBUG_COUNTER
RB_DEBUG_COUNTER_INC(frame_push);
switch (type & VM_FRAME_MAGIC_MASK) {
case VM_FRAME_MAGIC_METHOD: RB_DEBUG_COUNTER_INC(frame_push_method); break;
case VM_FRAME_MAGIC_BLOCK: RB_DEBUG_COUNTER_INC(frame_push_block); break;
case VM_FRAME_MAGIC_CLASS: RB_DEBUG_COUNTER_INC(frame_push_class); break;
case VM_FRAME_MAGIC_TOP: RB_DEBUG_COUNTER_INC(frame_push_top); break;
case VM_FRAME_MAGIC_CFUNC: RB_DEBUG_COUNTER_INC(frame_push_cfunc); break;
case VM_FRAME_MAGIC_IFUNC: RB_DEBUG_COUNTER_INC(frame_push_ifunc); break;
case VM_FRAME_MAGIC_EVAL: RB_DEBUG_COUNTER_INC(frame_push_eval); break;
case VM_FRAME_MAGIC_RESCUE: RB_DEBUG_COUNTER_INC(frame_push_rescue); break;
case VM_FRAME_MAGIC_DUMMY: RB_DEBUG_COUNTER_INC(frame_push_dummy); break;
default: rb_bug("unreachable");
}
{
rb_control_frame_t *prev_cfp = RUBY_VM_PREVIOUS_CONTROL_FRAME(cfp);
int cur_ruby_frame = VM_FRAME_RUBYFRAME_P(cfp);
int pre_ruby_frame = VM_FRAME_RUBYFRAME_P(prev_cfp);
if (RUBY_VM_END_CONTROL_FRAME(ec) != prev_cfp) {
pre_ruby_frame ? (cur_ruby_frame ? RB_DEBUG_COUNTER_INC(frame_R2R) :
RB_DEBUG_COUNTER_INC(frame_R2C)):
(cur_ruby_frame ? RB_DEBUG_COUNTER_INC(frame_C2R) :
RB_DEBUG_COUNTER_INC(frame_C2C));
}
}
#endif
return cfp;
}