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diff --git a/gcc/config/mips/5400.md b/gcc/config/mips/5400.md
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+;; Copyright (C) 2002, 2003, 2004, 2005, 2007 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/>.
+;;
+;; DFA-based pipeline description for 5400
+(define_automaton "vr54")
+(define_cpu_unit "vr54_dp0"     "vr54")
+(define_cpu_unit "vr54_dp1"     "vr54")
+(define_cpu_unit "vr54_mem"     "vr54")
+(define_cpu_unit "vr54_mac"     "vr54")
+
+;;
+;; The ordering of the instruction-execution-path/resource-usage
+;; descriptions (also known as reservation RTL) is roughly ordered
+;; based on the define attribute RTL for the "type" classification.
+;; When modifying, remember that the first test that matches is the
+;; reservation used!
+;;
+
+(define_insn_reservation "ir_vr54_unknown" 1
+  (and (eq_attr "cpu" "r5400")
+       (eq_attr "type" "unknown"))
+  "vr54_dp0+vr54_dp1+vr54_mem+vr54_mac")
+
+;; Assume prediction fails.
+(define_insn_reservation "ir_vr54_branch" 3
+  (and (eq_attr "cpu" "r5400")
+       (eq_attr "type" "branch,jump,call"))
+  "vr54_dp0|vr54_dp1")
+
+(define_insn_reservation "ir_vr54_load" 2
+  (and (eq_attr "cpu" "r5400")
+       (eq_attr "type" "load,fpload,fpidxload"))
+  "vr54_mem")
+
+(define_insn_reservation "ir_vr54_store" 1
+  (and (eq_attr "cpu" "r5400")
+       (eq_attr "type" "store"))
+  "vr54_mem")
+
+(define_insn_reservation "ir_vr54_fstore" 1
+  (and (eq_attr "cpu" "r5400")
+       (eq_attr "type" "fpstore,fpidxstore"))
+  "vr54_mem")
+
+
+;; This reservation is for conditional move based on integer
+;; or floating point CC.
+(define_insn_reservation "ir_vr54_condmove" 4
+  (and (eq_attr "cpu" "r5400")
+       (eq_attr "type" "condmove"))
+  "vr54_dp0|vr54_dp1")
+
+;; Move to/from FPU registers
+(define_insn_reservation "ir_vr54_xfer" 2
+  (and (eq_attr "cpu" "r5400")
+       (eq_attr "type" "mfc,mtc"))
+  "vr54_dp0|vr54_dp1")
+
+(define_insn_reservation "ir_vr54_hilo" 1
+  (and (eq_attr "cpu" "r5400")
+       (eq_attr "type" "mthilo,mfhilo"))
+  "vr54_dp0|vr54_dp1")
+
+(define_insn_reservation "ir_vr54_arith" 1
+  (and (eq_attr "cpu" "r5400")
+       (eq_attr "type" "arith,shift,signext,slt,clz,const,logical,move,nop,trap"))
+  "vr54_dp0|vr54_dp1")
+
+(define_insn_reservation "ir_vr54_imul_si" 3
+  (and (eq_attr "cpu" "r5400")
+       (and (eq_attr "type" "imul,imul3")
+            (eq_attr "mode" "SI")))
+  "vr54_dp0|vr54_dp1")
+
+(define_insn_reservation "ir_vr54_imul_di" 4
+  (and (eq_attr "cpu" "r5400")
+       (and (eq_attr "type" "imul,imul3")
+            (eq_attr "mode" "DI")))
+  "vr54_dp0|vr54_dp1")
+
+(define_insn_reservation "ir_vr54_imadd_si" 3
+  (and (eq_attr "cpu" "r5400")
+       (eq_attr "type" "imul,imul3"))
+  "vr54_mac")
+
+(define_insn_reservation "ir_vr54_idiv_si" 42
+  (and (eq_attr "cpu" "r5400")
+       (and (eq_attr "type" "idiv")
+            (eq_attr "mode" "SI")))
+  "vr54_dp0|vr54_dp1")
+
+(define_insn_reservation "ir_vr54_idiv_di" 74
+  (and (eq_attr "cpu" "r5400")
+       (and (eq_attr "type" "idiv")
+            (eq_attr "mode" "DI")))
+  "vr54_dp0|vr54_dp1")
+
+(define_insn_reservation "ir_vr54_fadd" 4
+  (and (eq_attr "cpu" "r5400")
+       (eq_attr "type" "fadd"))
+  "vr54_dp0|vr54_dp1")
+
+(define_insn_reservation "ir_vr54_fmul_sf" 5
+  (and (eq_attr "cpu" "r5400")
+       (and (eq_attr "type" "fmul")
+            (eq_attr "mode" "SF")))
+  "vr54_dp0|vr54_dp1")
+
+(define_insn_reservation "ir_vr54_fmul_df" 6
+  (and (eq_attr "cpu" "r5400")
+       (and (eq_attr "type" "fmul")
+            (eq_attr "mode" "DF")))
+  "vr54_dp0|vr54_dp1")
+
+(define_insn_reservation "ir_vr54_fmadd_sf" 9
+  (and (eq_attr "cpu" "r5400")
+       (and (eq_attr "type" "fmadd")
+            (eq_attr "mode" "SF")))
+  "vr54_dp0|vr54_dp1")
+
+(define_insn_reservation "ir_vr54_fmadd_df" 10
+  (and (eq_attr "cpu" "r5400")
+       (and (eq_attr "type" "fmadd")
+            (eq_attr "mode" "DF")))
+  "vr54_dp0|vr54_dp1")
+
+(define_insn_reservation "ir_vr54_fdiv_sf" 42
+  (and (eq_attr "cpu" "r5400")
+       (and (eq_attr "type" "fdiv,frdiv,fsqrt")
+            (eq_attr "mode" "SF")))
+  "vr54_dp0|vr54_dp1")
+
+(define_insn_reservation "ir_vr54_fdiv_df" 72
+  (and (eq_attr "cpu" "r5400")
+       (and (eq_attr "type" "fdiv,frdiv,fsqrt")
+            (eq_attr "mode" "DF")))
+  "vr54_dp0|vr54_dp1")
+
+(define_insn_reservation "ir_vr54_fabs" 2
+  (and (eq_attr "cpu" "r5400")
+       (eq_attr "type" "fabs,fneg,fmove"))
+  "vr54_dp0|vr54_dp1")
+
+(define_insn_reservation "ir_vr54_fcmp" 2
+  (and (eq_attr "cpu" "r5400")
+       (eq_attr "type" "fcmp"))
+  "vr54_dp0|vr54_dp1")
+
+(define_insn_reservation "ir_vr54_fcvt" 6
+  (and (eq_attr "cpu" "r5400")
+       (eq_attr "type" "fcvt"))
+  "vr54_dp0|vr54_dp1")
+
+(define_insn_reservation "ir_vr54_frsqrt_sf" 61
+  (and (eq_attr "cpu" "r5400")
+       (and (eq_attr "type" "frsqrt")
+            (eq_attr "mode" "SF")))
+  "vr54_dp0|vr54_dp1")
+
+(define_insn_reservation "ir_vr54_frsqrt_df" 121
+  (and (eq_attr "cpu" "r5400")
+       (and (eq_attr "type" "frsqrt")
+            (eq_attr "mode" "DF")))
+  "vr54_dp0|vr54_dp1")
+
+(define_insn_reservation "ir_vr54_multi" 1
+  (and (eq_attr "cpu" "r5400")
+       (eq_attr "type" "multi"))
+  "vr54_dp0+vr54_dp1+vr54_mem+vr54_mac")