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+;; DFA scheduling description for SH-5 SHmedia instructions.
+;; Copyright (C) 2004-2014 Free Software Foundation, Inc.
+
+;; 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/>.
+
+;; This is just a conversion of the old model using define_function_unit.
+
+;; When executing SHmedia code, the SH-5 is a fairly straightforward
+;; single-issue machine.  It has four pipelines, the branch unit (br),
+;; the integer and multimedia unit (imu), the load/store unit (lsu), and
+;; the floating point unit (fpu).
+
+(define_automaton "sh5inst_pipe, sh5fpu_pipe")
+
+(define_cpu_unit "sh5issue" "sh5inst_pipe")
+
+(define_cpu_unit "sh5fds" "sh5fpu_pipe")
+
+;; Every instruction on SH-5 occupies the issue resource for at least one
+;; cycle.
+(define_insn_reservation "shmedia1" 1
+  (and (eq_attr "pipe_model" "sh5media")
+       (eq_attr "type" "!pt_media,ptabs_media,invalidate_line_media,dmpy_media,load_media,fload_media,fcmp_media,fmove_media,fparith_media,dfparith_media,fpconv_media,dfpconv_media,dfmul_media,store_media,fstore_media,mcmp_media,mac_media,d2mpy_media,atrans_media,ustore_media"))
+  "sh5issue")
+
+;; Specify the various types of instruction which have latency > 1
+(define_insn_reservation "shmedia2" 2
+  (and (eq_attr "pipe_model" "sh5media")
+       (eq_attr "type" "mcmp_media"))
+  "sh5issue")
+
+(define_insn_reservation "shmedia3" 3
+  (and (eq_attr "pipe_model" "sh5media")
+       (eq_attr "type" "dmpy_media,load_media,fcmp_media,mac_media"))
+  "sh5issue")
+;; but see sh_adjust_cost for mac_media exception.
+
+(define_insn_reservation "shmedia4" 4
+  (and (eq_attr "pipe_model" "sh5media")
+       (eq_attr "type" "fload_media,fmove_media"))
+  "sh5issue")
+
+(define_insn_reservation "shmedia_d2mpy" 4
+  (and (eq_attr "pipe_model" "sh5media")
+       (eq_attr "type" "d2mpy_media"))
+  "sh5issue*2")
+
+(define_insn_reservation "shmedia5" 5
+  (and (eq_attr "pipe_model" "sh5media")
+       (eq_attr "type" "pt_media,ptabs_media"))
+  "sh5issue")
+
+(define_insn_reservation "shmedia6" 6
+  (and (eq_attr "pipe_model" "sh5media")
+       (eq_attr "type" "fparith_media,dfparith_media,fpconv_media,dfpconv_media"))
+  "sh5issue")
+
+(define_insn_reservation "shmedia_invalidate" 7
+  (and (eq_attr "pipe_model" "sh5media")
+       (eq_attr "type" "invalidate_line_media"))
+  "sh5issue*7")
+
+(define_insn_reservation "shmedia_dfmul" 9
+  (and (eq_attr "pipe_model" "sh5media") (eq_attr "type" "dfmul_media"))
+  "sh5issue*4")
+
+(define_insn_reservation "shmedia_atrans" 10
+  (and (eq_attr "pipe_model" "sh5media") (eq_attr "type" "atrans_media"))
+  "sh5issue*5")
+
+;; Floating-point divide and square-root occupy an additional resource,
+;; which is not internally pipelined.  However, other instructions
+;; can continue to issue.
+(define_insn_reservation "shmedia_fdiv" 19
+  (and (eq_attr "pipe_model" "sh5media") (eq_attr "type" "fdiv_media"))
+  "sh5issue+sh5fds,sh5fds*18")
+
+(define_insn_reservation "shmedia_dfdiv" 35
+  (and (eq_attr "pipe_model" "sh5media") (eq_attr "type" "dfdiv_media"))
+  "sh5issue+sh5fds,sh5fds*34")