YJIT: Add object shape count to stats (#6754)
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2022-11-17 21:00:22 +00:00
Merged-By: k0kubun <takashikkbn@gmail.com>
8
yjit.c
8
yjit.c
@ -1071,6 +1071,14 @@ rb_yjit_invalidate_all_method_lookup_assumptions(void)
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// method caches, so we do nothing here for now.
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}
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// Number of object shapes, which might be useful for investigating YJIT exit reasons.
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static VALUE
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object_shape_count(rb_execution_context_t *ec, VALUE self)
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{
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// next_shape_id starts from 0, so it's the same as the count
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return ULONG2NUM((unsigned long)GET_VM()->next_shape_id);
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}
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// Primitives used by yjit.rb
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VALUE rb_yjit_stats_enabled_p(rb_execution_context_t *ec, VALUE self);
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VALUE rb_yjit_trace_exit_locations_enabled_p(rb_execution_context_t *ec, VALUE self);
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6
yjit.rb
6
yjit.rb
@ -146,7 +146,10 @@ module RubyVM::YJIT
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# Return nil when option is not passed or unavailable.
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def self.runtime_stats
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stats = Primitive.rb_yjit_get_stats
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return stats if stats.nil? || !Primitive.rb_yjit_stats_enabled_p
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return stats if stats.nil?
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stats[:object_shape_count] = Primitive.object_shape_count
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return stats unless Primitive.rb_yjit_stats_enabled_p
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side_exits = total_exit_count(stats)
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total_exits = side_exits + stats[:leave_interp_return]
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@ -270,6 +273,7 @@ module RubyVM::YJIT
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$stderr.puts "freed_page_count: " + ("%10d" % stats[:freed_page_count])
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$stderr.puts "code_gc_count: " + ("%10d" % stats[:code_gc_count])
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$stderr.puts "num_gc_obj_refs: " + ("%10d" % stats[:num_gc_obj_refs])
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$stderr.puts "object_shape_count: " + ("%10d" % stats[:object_shape_count])
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$stderr.puts "side_exit_count: " + ("%10d" % stats[:side_exit_count])
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$stderr.puts "total_exit_count: " + ("%10d" % stats[:total_exit_count])
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$stderr.puts "total_insns_count: " + ("%10d" % stats[:total_insns_count]) if stats.key?(:total_insns_count)
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