YJIT: Specialize splatkw on T_HASH (#9764)

* YJIT: Specialize splatkw on T_HASH

* Fix a typo

Co-authored-by: Alan Wu <XrXr@users.noreply.github.com>

* Fix a few more comments

---------

Co-authored-by: Alan Wu <XrXr@users.noreply.github.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/yjit.rb b/yjit.rb
index 06cb75adb1..a196275627 100644
--- a/yjit.rb
+++ b/yjit.rb
@@ -287,6 +287,7 @@ module RubyVM::YJIT
         opt_plus
         opt_succ
         setlocal
+        splatkw
       ].each do |insn|
         print_counters(stats, out: out, prefix: "#{insn}_", prompt: "#{insn} exit reasons:", optional: true)
       end