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diff --git a/gcc/config/m32c/m32c.md b/gcc/config/m32c/m32c.md
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+;; Machine Descriptions for R8C/M16C/M32C
+;; Copyright (C) 2005, 2007
+;; Free Software Foundation, Inc.
+;; Contributed by Red Hat.
+;;
+;; This file is part of GCC.
+;;
+;; GCC is free software; you can redistribute it and/or modify it
+;; under the terms of the GNU General Public License as published
+;; by the Free Software Foundation; either version 3, or (at your
+;; option) any later version.
+;;
+;; GCC is distributed in the hope that it will be useful, but WITHOUT
+;; ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+;; or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public
+;; License for more details.
+;;
+;; You should have received a copy of the GNU General Public License
+;; along with GCC; see the file COPYING3.  If not see
+;; <http://www.gnu.org/licenses/>.
+
+(define_constants
+  [(R0_REGNO 0)
+   (R2_REGNO 1)
+   (R1_REGNO 2)
+   (R3_REGNO 3)
+
+   (A0_REGNO 4)
+   (A1_REGNO 5)
+   (SB_REGNO 6)
+   (FB_REGNO 7)
+
+   (SP_REGNO 8)
+   (PC_REGNO 9)
+   (FLG_REGNO 10)
+   (MEM0_REGNO 12)
+   (MEM7_REGNO 19)
+   ])
+
+(define_constants
+  [(UNS_PROLOGUE_END 1)
+   (UNS_EPILOGUE_START 2)
+   (UNS_EH_EPILOGUE 3)
+   (UNS_PUSHM 4)
+   (UNS_POPM 5)
+   (UNS_SMOVF 6)
+   (UNS_SSTR 7)
+   (UNS_SCMPU 8)
+   (UNS_SMOVU 9)
+   ])
+
+;; n = no change, x = clobbered.  The first 16 values are chosen such
+;; that the enum has one bit set for each flag.
+(define_attr "flags" "x,c,z,zc,s,sc,sz,szc,o,oc,oz,ozc,os,osc,osz,oszc,n" (const_string "n"))
+(define_asm_attributes [(set_attr "flags" "x")])
+
+(define_mode_iterator QHI [QI HI])
+(define_mode_iterator HPSI [(HI "TARGET_A16") (PSI "TARGET_A24")])
+(define_mode_iterator QHPSI [QI HI (PSI "TARGET_A24")])
+(define_mode_iterator QHSI [QI HI (SI "TARGET_A24")])
+(define_mode_attr bwl [(QI "b") (HI "w") (PSI "l") (SI "l")])
+
+(define_code_iterator any_cond [eq ne gt ge lt le gtu geu ltu leu])
+(define_code_iterator eqne_cond [eq ne])
+(define_code_iterator gl_cond [gt ge lt le gtu geu ltu leu])
+
+
+
+(define_insn "nop"
+  [(const_int 0)]
+  ""
+  "nop"
+  [(set_attr "flags" "n")]
+)
+
+(define_insn "no_insn"
+  [(const_int 1)]
+  ""
+  ""
+  [(set_attr "flags" "n")]
+)