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ruby--ruby/debug_counter.h

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/**********************************************************************
debug_counter.h -
created at: Tue Feb 21 16:51:18 2017
Copyright (C) 2017 Koichi Sasada
**********************************************************************/
#ifndef USE_DEBUG_COUNTER
#define USE_DEBUG_COUNTER 0
#endif
#ifdef RB_DEBUG_COUNTER
// method cache (IMC: inline method cache)
RB_DEBUG_COUNTER(mc_inline_hit) // IMC hit
RB_DEBUG_COUNTER(mc_inline_miss_klass) // IMC miss by different class
RB_DEBUG_COUNTER(mc_inline_miss_invalidated) // IMC miss by invalidated ME
RB_DEBUG_COUNTER(mc_inline_miss_empty) // IMC miss because prev is empty slot
RB_DEBUG_COUNTER(mc_inline_miss_same_cc) // IMC miss, but same CC
RB_DEBUG_COUNTER(mc_inline_miss_same_cme) // IMC miss, but same CME
RB_DEBUG_COUNTER(mc_inline_miss_same_def) // IMC miss, but same definition
RB_DEBUG_COUNTER(mc_inline_miss_diff) // IMC miss, different methods
RB_DEBUG_COUNTER(cvar_write_inline_hit) // cvar cache hit on write
RB_DEBUG_COUNTER(cvar_read_inline_hit) // cvar cache hit on read
RB_DEBUG_COUNTER(cvar_inline_miss) // miss inline cache
RB_DEBUG_COUNTER(cvar_class_invalidate) // invalidate cvar cache when define a cvar that's defined on a subclass
RB_DEBUG_COUNTER(cvar_include_invalidate) // invalidate cvar cache on module include or prepend
RB_DEBUG_COUNTER(mc_cme_complement) // number of acquiring complement CME
RB_DEBUG_COUNTER(mc_cme_complement_hit) // number of cache hit for complemented CME
RB_DEBUG_COUNTER(mc_search) // count for method lookup in class tree
RB_DEBUG_COUNTER(mc_search_notfound) // method lookup, but not found
RB_DEBUG_COUNTER(mc_search_super) // total traversed classes
// callinfo
RB_DEBUG_COUNTER(ci_packed) // number of packed CI
RB_DEBUG_COUNTER(ci_kw) // non-packed CI w/ keywords
RB_DEBUG_COUNTER(ci_nokw) // non-packed CI w/o keywords
RB_DEBUG_COUNTER(ci_runtime) // creating temporary CI
// callcache
RB_DEBUG_COUNTER(cc_new) // number of CC
RB_DEBUG_COUNTER(cc_temp) // dummy CC (stack-allocated)
RB_DEBUG_COUNTER(cc_found_in_ccs) // count for CC lookup success in CCS
RB_DEBUG_COUNTER(cc_not_found_in_ccs) // count for CC lookup success in CCS
RB_DEBUG_COUNTER(cc_ent_invalidate) // count for invalidating cc (cc->klass = 0)
RB_DEBUG_COUNTER(cc_cme_invalidate) // count for invalidating CME
RB_DEBUG_COUNTER(cc_invalidate_leaf) // count for invalidating klass if klass has no-subclasses
RB_DEBUG_COUNTER(cc_invalidate_leaf_ccs) // corresponding CCS
RB_DEBUG_COUNTER(cc_invalidate_leaf_callable) // complimented cache (no-subclasses)
RB_DEBUG_COUNTER(cc_invalidate_tree) // count for invalidating klass if klass has subclasses
RB_DEBUG_COUNTER(cc_invalidate_tree_cme) // cme if cme is found in this class or superclasses
RB_DEBUG_COUNTER(cc_invalidate_tree_callable) // complimented cache (subclasses)
RB_DEBUG_COUNTER(cc_invalidate_negative) // count for invalidating negative cache
RB_DEBUG_COUNTER(ccs_free) // count for free'ing ccs
RB_DEBUG_COUNTER(ccs_maxlen) // maximum length of ccs
RB_DEBUG_COUNTER(ccs_found) // count for finding corresponding ccs on method lookup
RB_DEBUG_COUNTER(ccs_not_found) // count for not found corresponding ccs on method lookup
// vm_eval.c
RB_DEBUG_COUNTER(call0_public)
RB_DEBUG_COUNTER(call0_other)
RB_DEBUG_COUNTER(gccct_hit)
RB_DEBUG_COUNTER(gccct_miss)
RB_DEBUG_COUNTER(gccct_null)
// iseq
RB_DEBUG_COUNTER(iseq_num) // number of total created iseq
RB_DEBUG_COUNTER(iseq_cd_num) // number of total created cd (call_data)
/*
* call cache fastpath usage
*/
RB_DEBUG_COUNTER(ccf_general)
RB_DEBUG_COUNTER(ccf_iseq_setup)
RB_DEBUG_COUNTER(ccf_iseq_setup_0start)
RB_DEBUG_COUNTER(ccf_iseq_setup_tailcall_0start)
RB_DEBUG_COUNTER(ccf_iseq_fix) /* several functions created with tool/mk_call_iseq_optimized.rb */
RB_DEBUG_COUNTER(ccf_iseq_opt) /* has_opt == TRUE (has optional parameters), but other flags are FALSE */
RB_DEBUG_COUNTER(ccf_iseq_kw1) /* vm_call_iseq_setup_kwparm_kwarg() */
RB_DEBUG_COUNTER(ccf_iseq_kw2) /* vm_call_iseq_setup_kwparm_nokwarg() */
RB_DEBUG_COUNTER(ccf_cfunc)
RB_DEBUG_COUNTER(ccf_cfunc_with_frame)
RB_DEBUG_COUNTER(ccf_ivar) /* attr_reader */
RB_DEBUG_COUNTER(ccf_attrset) /* attr_writer */
RB_DEBUG_COUNTER(ccf_method_missing)
RB_DEBUG_COUNTER(ccf_zsuper)
RB_DEBUG_COUNTER(ccf_bmethod)
RB_DEBUG_COUNTER(ccf_opt_send)
RB_DEBUG_COUNTER(ccf_opt_call)
RB_DEBUG_COUNTER(ccf_opt_block_call)
RB_DEBUG_COUNTER(ccf_opt_struct_aref)
RB_DEBUG_COUNTER(ccf_opt_struct_aset)
RB_DEBUG_COUNTER(ccf_super_method)
/*
* 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)
RB_DEBUG_COUNTER(frame_push_block)
RB_DEBUG_COUNTER(frame_push_class)
RB_DEBUG_COUNTER(frame_push_top)
RB_DEBUG_COUNTER(frame_push_cfunc)
RB_DEBUG_COUNTER(frame_push_ifunc)
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)
* * ivar_get_ic_miss_unset: ... by unset (VM insn)
* * ivar_get_ic_miss_noobject: ... by "not T_OBJECT" (VM insn)
* * ivar_set_...: same counts with ivar_set (VM insn)
* * ivar_get/set_base: call counts of "rb_ivar_get/set()".
* because of (1) ic miss.
* (2) direct call by C extensions.
*/
RB_DEBUG_COUNTER(ivar_get_ic_hit)
RB_DEBUG_COUNTER(ivar_get_ic_miss)
RB_DEBUG_COUNTER(ivar_get_ic_miss_noobject)
RB_DEBUG_COUNTER(ivar_set_ic_hit)
RB_DEBUG_COUNTER(ivar_set_ic_miss)
RB_DEBUG_COUNTER(ivar_set_ic_miss_iv_hit)
RB_DEBUG_COUNTER(ivar_set_ic_miss_noobject)
RB_DEBUG_COUNTER(ivar_get_base)
RB_DEBUG_COUNTER(ivar_set_base)
RB_DEBUG_COUNTER(ivar_get_ic_miss_set)
RB_DEBUG_COUNTER(ivar_get_cc_miss_set)
RB_DEBUG_COUNTER(ivar_get_ic_miss_unset)
RB_DEBUG_COUNTER(ivar_get_cc_miss_unset)
/* local variable counts
*
* * lvar_get: total lvar get counts (VM insn)
* * lvar_get_dynamic: lvar get counts if accessing upper env (VM insn)
* * lvar_set*: same as "get"
* * lvar_set_slowpath: counts using vm_env_write_slowpath()
*/
RB_DEBUG_COUNTER(lvar_get)
RB_DEBUG_COUNTER(lvar_get_dynamic)
RB_DEBUG_COUNTER(lvar_set)
RB_DEBUG_COUNTER(lvar_set_dynamic)
RB_DEBUG_COUNTER(lvar_set_slowpath)
/* GC counts:
*
* * count: simple count
* * _minor: minor gc
* * _major: major gc
* * other suffix is corresponding to last_gc_info or
* gc_profile_record_flag in gc.c.
*/
RB_DEBUG_COUNTER(gc_count)
RB_DEBUG_COUNTER(gc_minor_newobj)
RB_DEBUG_COUNTER(gc_minor_malloc)
RB_DEBUG_COUNTER(gc_minor_method)
RB_DEBUG_COUNTER(gc_minor_capi)
RB_DEBUG_COUNTER(gc_minor_stress)
RB_DEBUG_COUNTER(gc_major_nofree)
RB_DEBUG_COUNTER(gc_major_oldgen)
RB_DEBUG_COUNTER(gc_major_shady)
RB_DEBUG_COUNTER(gc_major_force)
RB_DEBUG_COUNTER(gc_major_oldmalloc)
RB_DEBUG_COUNTER(gc_enter_start)
RB_DEBUG_COUNTER(gc_enter_mark_continue)
RB_DEBUG_COUNTER(gc_enter_sweep_continue)
RB_DEBUG_COUNTER(gc_enter_rest)
RB_DEBUG_COUNTER(gc_enter_finalizer)
RB_DEBUG_COUNTER(gc_isptr_trial)
RB_DEBUG_COUNTER(gc_isptr_range)
RB_DEBUG_COUNTER(gc_isptr_align)
RB_DEBUG_COUNTER(gc_isptr_maybe)
/* object allocation counts:
*
* * obj_newobj: newobj counts
* * obj_newobj_slowpath: newobj with slowpath counts
* * obj_newobj_wb_unprotected: newobj for wb_unprotected.
* * obj_free: obj_free() counts
* * obj_promote: promoted counts (oldgen)
* * obj_wb_unprotect: wb unprotect counts
*
* * obj_[type]_[attr]: *free'ed counts* for each type.
* Note that it is not a allocated counts.
* * [type]
* * _obj: T_OBJECT
* * _str: T_STRING
* * _ary: T_ARRAY
* * _xxx: T_XXX (hash, struct, ...)
*
* * [attr]
* * _ptr: R?? is not embed.
* * _embed: R?? is embed.
* * _transient: R?? uses transient heap.
* * type specific attr.
* * str_shared: str is shared.
* * str_nofree: nofree
* * str_fstr: fstr
* * hash_empty: hash is empty
* * hash_1_4: has 1 to 4 entries
* * hash_5_8: has 5 to 8 entries
* * hash_g8: has n entries (n>8)
* * match_under4: has under 4 oniguruma regions allocated
* * match_ge4: has n regions allocated (4<=n<8)
* * match_ge8: has n regions allocated (8<=n)
* * data_empty: T_DATA but no memory free.
* * data_xfree: free'ed by xfree().
* * data_imm_free: free'ed immediately.
* * data_zombie: free'ed with zombie.
* * imemo_*: T_IMEMO with each type.
*/
RB_DEBUG_COUNTER(obj_newobj)
RB_DEBUG_COUNTER(obj_newobj_slowpath)
RB_DEBUG_COUNTER(obj_newobj_wb_unprotected)
RB_DEBUG_COUNTER(obj_free)
RB_DEBUG_COUNTER(obj_promote)
RB_DEBUG_COUNTER(obj_wb_unprotect)
RB_DEBUG_COUNTER(obj_obj_embed)
RB_DEBUG_COUNTER(obj_obj_transient)
RB_DEBUG_COUNTER(obj_obj_ptr)
RB_DEBUG_COUNTER(obj_str_ptr)
RB_DEBUG_COUNTER(obj_str_embed)
RB_DEBUG_COUNTER(obj_str_shared)
RB_DEBUG_COUNTER(obj_str_nofree)
RB_DEBUG_COUNTER(obj_str_fstr)
RB_DEBUG_COUNTER(obj_ary_embed)
RB_DEBUG_COUNTER(obj_ary_transient)
RB_DEBUG_COUNTER(obj_ary_ptr)
RB_DEBUG_COUNTER(obj_ary_extracapa)
/*
ary_shared_create: shared ary by Array#dup and so on.
ary_shared: finished in shard.
ary_shared_root_occupied: shared_root but has only 1 refcnt.
The number (ary_shared - ary_shared_root_occupied) is meaningful.
*/
RB_DEBUG_COUNTER(obj_ary_shared_create)
RB_DEBUG_COUNTER(obj_ary_shared)
RB_DEBUG_COUNTER(obj_ary_shared_root_occupied)
RB_DEBUG_COUNTER(obj_hash_empty)
RB_DEBUG_COUNTER(obj_hash_1)
RB_DEBUG_COUNTER(obj_hash_2)
RB_DEBUG_COUNTER(obj_hash_3)
RB_DEBUG_COUNTER(obj_hash_4)
RB_DEBUG_COUNTER(obj_hash_5_8)
RB_DEBUG_COUNTER(obj_hash_g8)
RB_DEBUG_COUNTER(obj_hash_null)
RB_DEBUG_COUNTER(obj_hash_ar)
RB_DEBUG_COUNTER(obj_hash_st)
RB_DEBUG_COUNTER(obj_hash_transient)
RB_DEBUG_COUNTER(obj_hash_force_convert)
RB_DEBUG_COUNTER(obj_struct_embed)
RB_DEBUG_COUNTER(obj_struct_transient)
RB_DEBUG_COUNTER(obj_struct_ptr)
RB_DEBUG_COUNTER(obj_data_empty)
RB_DEBUG_COUNTER(obj_data_xfree)
RB_DEBUG_COUNTER(obj_data_imm_free)
RB_DEBUG_COUNTER(obj_data_zombie)
RB_DEBUG_COUNTER(obj_match_under4)
RB_DEBUG_COUNTER(obj_match_ge4)
RB_DEBUG_COUNTER(obj_match_ge8)
RB_DEBUG_COUNTER(obj_match_ptr)
RB_DEBUG_COUNTER(obj_iclass_ptr)
RB_DEBUG_COUNTER(obj_class_ptr)
RB_DEBUG_COUNTER(obj_module_ptr)
RB_DEBUG_COUNTER(obj_bignum_ptr)
RB_DEBUG_COUNTER(obj_bignum_embed)
RB_DEBUG_COUNTER(obj_float)
RB_DEBUG_COUNTER(obj_complex)
RB_DEBUG_COUNTER(obj_rational)
RB_DEBUG_COUNTER(obj_regexp_ptr)
RB_DEBUG_COUNTER(obj_file_ptr)
RB_DEBUG_COUNTER(obj_symbol)
RB_DEBUG_COUNTER(obj_imemo_ment)
RB_DEBUG_COUNTER(obj_imemo_iseq)
RB_DEBUG_COUNTER(obj_imemo_env)
RB_DEBUG_COUNTER(obj_imemo_tmpbuf)
RB_DEBUG_COUNTER(obj_imemo_ast)
RB_DEBUG_COUNTER(obj_imemo_cref)
RB_DEBUG_COUNTER(obj_imemo_svar)
RB_DEBUG_COUNTER(obj_imemo_throw_data)
RB_DEBUG_COUNTER(obj_imemo_ifunc)
RB_DEBUG_COUNTER(obj_imemo_memo)
RB_DEBUG_COUNTER(obj_imemo_parser_strterm)
RB_DEBUG_COUNTER(obj_imemo_callinfo)
RB_DEBUG_COUNTER(obj_imemo_callcache)
RB_DEBUG_COUNTER(obj_imemo_constcache)
/* ar_table */
RB_DEBUG_COUNTER(artable_hint_hit)
RB_DEBUG_COUNTER(artable_hint_miss)
RB_DEBUG_COUNTER(artable_hint_notfound)
/* heap function counts
*
* * heap_xmalloc/realloc/xfree: call counts
*/
RB_DEBUG_COUNTER(heap_xmalloc)
RB_DEBUG_COUNTER(heap_xrealloc)
RB_DEBUG_COUNTER(heap_xfree)
/* transient_heap */
RB_DEBUG_COUNTER(theap_alloc)
RB_DEBUG_COUNTER(theap_alloc_fail)
RB_DEBUG_COUNTER(theap_evacuate)
// VM sync
RB_DEBUG_COUNTER(vm_sync_lock)
RB_DEBUG_COUNTER(vm_sync_lock_enter)
RB_DEBUG_COUNTER(vm_sync_lock_enter_nb)
RB_DEBUG_COUNTER(vm_sync_lock_enter_cr)
RB_DEBUG_COUNTER(vm_sync_barrier)
/* jit_exec() counts */
RB_DEBUG_COUNTER(jit_exec)
RB_DEBUG_COUNTER(mjit_exec_not_added)
RB_DEBUG_COUNTER(mjit_exec_not_ready)
RB_DEBUG_COUNTER(mjit_exec_not_compiled)
RB_DEBUG_COUNTER(mjit_exec_call_func)
/* MJIT enqueue / unload */
RB_DEBUG_COUNTER(mjit_add_iseq_to_process)
RB_DEBUG_COUNTER(mjit_unload_units)
/* MJIT <-> VM frame push counts */
RB_DEBUG_COUNTER(mjit_frame_VM2VM)
RB_DEBUG_COUNTER(mjit_frame_VM2JT)
RB_DEBUG_COUNTER(mjit_frame_JT2JT)
RB_DEBUG_COUNTER(mjit_frame_JT2VM)
/* MJIT cancel counters */
RB_DEBUG_COUNTER(mjit_cancel)
RB_DEBUG_COUNTER(mjit_cancel_ivar_inline)
RB_DEBUG_COUNTER(mjit_cancel_exivar_inline)
RB_DEBUG_COUNTER(mjit_cancel_send_inline)
RB_DEBUG_COUNTER(mjit_cancel_opt_insn) /* CALL_SIMPLE_METHOD */
RB_DEBUG_COUNTER(mjit_cancel_invalidate_all)
RB_DEBUG_COUNTER(mjit_cancel_leave)
/* rb_mjit_unit_list length */
RB_DEBUG_COUNTER(mjit_length_unit_queue)
RB_DEBUG_COUNTER(mjit_length_active_units)
RB_DEBUG_COUNTER(mjit_length_compact_units)
RB_DEBUG_COUNTER(mjit_length_stale_units)
/* Other MJIT counters */
RB_DEBUG_COUNTER(mjit_compile_failures)
/* load (not implemented yet) */
/*
RB_DEBUG_COUNTER(load_files)
RB_DEBUG_COUNTER(load_path_is_not_realpath)
*/
#endif
#ifndef RUBY_DEBUG_COUNTER_H
#define RUBY_DEBUG_COUNTER_H 1
#include "ruby/internal/config.h"
#include <stddef.h> /* for size_t */
#include "ruby/ruby.h" /* for VALUE */
#if !defined(__GNUC__) && USE_DEBUG_COUNTER
#error "USE_DEBUG_COUNTER is not supported by other than __GNUC__"
#endif
enum rb_debug_counter_type {
#define RB_DEBUG_COUNTER(name) RB_DEBUG_COUNTER_##name,
#include __FILE__
RB_DEBUG_COUNTER_MAX
#undef RB_DEBUG_COUNTER
};
#if USE_DEBUG_COUNTER
extern size_t rb_debug_counter[];
RUBY_EXTERN struct rb_ractor_struct *ruby_single_main_ractor;
RUBY_EXTERN void rb_debug_counter_add_atomic(enum rb_debug_counter_type type, int add);
inline static int
rb_debug_counter_add(enum rb_debug_counter_type type, int add, int cond)
{
if (cond) {
if (ruby_single_main_ractor != NULL) {
rb_debug_counter[(int)type] += add;
}
else {
rb_debug_counter_add_atomic(type, add);
}
}
return cond;
}
inline static int
rb_debug_counter_max(enum rb_debug_counter_type type, unsigned int num)
{
// TODO: sync
if (rb_debug_counter[(int)type] < num) {
rb_debug_counter[(int)type] = num;
return 1;
}
else {
return 0;
}
}
VALUE rb_debug_counter_reset(VALUE klass);
VALUE rb_debug_counter_show(VALUE klass);
#define RB_DEBUG_COUNTER_INC(type) rb_debug_counter_add(RB_DEBUG_COUNTER_##type, 1, 1)
#define RB_DEBUG_COUNTER_INC_UNLESS(type, cond) (!rb_debug_counter_add(RB_DEBUG_COUNTER_##type, 1, !(cond)))
#define RB_DEBUG_COUNTER_INC_IF(type, cond) rb_debug_counter_add(RB_DEBUG_COUNTER_##type, 1, !!(cond))
#define RB_DEBUG_COUNTER_ADD(type, num) rb_debug_counter_add(RB_DEBUG_COUNTER_##type, (num), 1)
#define RB_DEBUG_COUNTER_SETMAX(type, num) rb_debug_counter_max(RB_DEBUG_COUNTER_##type, (unsigned int)(num))
#else
#define RB_DEBUG_COUNTER_INC(type) ((void)0)
#define RB_DEBUG_COUNTER_INC_UNLESS(type, cond) (!!(cond))
#define RB_DEBUG_COUNTER_INC_IF(type, cond) (!!(cond))
#define RB_DEBUG_COUNTER_ADD(type, num) ((void)0)
#define RB_DEBUG_COUNTER_SETMAX(type, num) 0
#endif
void rb_debug_counter_show_results(const char *msg);
RUBY_SYMBOL_EXPORT_BEGIN
size_t ruby_debug_counter_get(const char **names_ptr, size_t *counters_ptr);
void ruby_debug_counter_reset(void);
void ruby_debug_counter_show_at_exit(int enable);
RUBY_SYMBOL_EXPORT_END
#endif /* RUBY_DEBUG_COUNTER_H */
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