RJIT: Simplify RubyVM::RJIT::Instruction

tool/ruby_vm/views/lib/ruby_vm/rjit/instruction.rb.erb

@@ -1,18 +1,5 @@
 module RubyVM::RJIT # :nodoc: all
-  Instruction = Struct.new(
-    :name,
-    :bin,
-    :len,
-    :expr,
-    :declarations,
-    :preamble,
-    :opes,
-    :pops,
-    :rets,
-    :always_leaf?,
-    :leaf_without_check_ints?,
-    :handles_sp?,
-  )
+  Instruction = Data.define(:name, :bin, :len)
 
   INSNS = {
 % RubyVM::Instructions.each_with_index do |insn, i|
@@ -20,19 +7,6 @@ module RubyVM::RJIT # :nodoc: all
       name: :<%= insn.name %>,
       bin: <%= i %>, # BIN(<%= insn.name %>)
       len: <%= insn.width %>, # insn_len
-%   unless insn.name.start_with?('trace_')
-      expr: <<-EXPR,
-<%= insn.expr.expr.dump.sub(/\A"/, '').sub(/"\z/, '').gsub(/\\n/, "\n").gsub(/\\t/, ' ' * 8) %>
-      EXPR
-      declarations: <%= insn.declarations.inspect %>,
-      preamble: <%= insn.preamble.map(&:expr).inspect %>,
-      opes: <%= insn.opes.inspect %>,
-      pops: <%= insn.pops.inspect %>,
-      rets: <%= insn.rets.inspect %>,
-      always_leaf?: <%= insn.always_leaf? %>,
-      leaf_without_check_ints?: <%= insn.leaf_without_check_ints? %>,
-      handles_sp?: <%= insn.handles_sp? %>,
-%   end
     ),
 % end
   }