* keywords, lex.c.src, opt_insn_unif.def, opt_operand.def: moved rarely changed

input files for code generators into defs/ directory.

* Makefile.in (lex.c): followed keywords and lex.c.src.

* common.mk (parser.o): followed keywords.
  (INSNS): followed opt_*.def

* tools/instruction.rb: followed opt_*.def.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@19844 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

defs/opt_insn_unif.def

@@ -0,0 +1,29 @@
+#
+# a definition of instruction unification
+#
+#
+
+__END__
+
+putobject putobject
+putobject putstring
+putobject setlocal
+putobject setdynamic
+
+putstring putstring
+putstring putobject
+putstring setlocal
+putstring setdynamic
+
+# putnil end
+
+dup setlocal
+
+# from tarai
+getlocal getlocal
+# getlocal send
+
+# from tak, ackermann
+getlocal putobject
+
+