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diff --git a/gcc/config/sparc/leon.md b/gcc/config/sparc/leon.md
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+;; Scheduling description for LEON.
+;;   Copyright (C) 2010 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/>.
+
+
+(define_automaton "leon")
+
+(define_cpu_unit "leon_memory, leon_fpalu" "leon")
+(define_cpu_unit "leon_fpmds" "leon")
+(define_cpu_unit "write_buf" "leon")
+
+(define_insn_reservation "leon_load" 1
+  (and (eq_attr "cpu" "leon")
+    (eq_attr "type" "load,sload,fpload"))
+  "leon_memory")
+
+(define_insn_reservation "leon_store" 1
+  (and (eq_attr "cpu" "leon")
+    (eq_attr "type" "store,fpstore"))
+  "leon_memory+write_buf")
+  
+(define_insn_reservation "leon_fp_alu" 1
+  (and (eq_attr "cpu" "leon")
+    (eq_attr "type" "fp,fpmove"))
+  "leon_fpalu, nothing")
+
+(define_insn_reservation "leon_fp_mult" 1
+  (and (eq_attr "cpu" "leon")
+    (eq_attr "type" "fpmul"))
+  "leon_fpmds, nothing")
+
+(define_insn_reservation "leon_fp_div" 16
+  (and (eq_attr "cpu" "leon")
+    (eq_attr "type" "fpdivs,fpdivd"))
+  "leon_fpmds, nothing*15")
+
+(define_insn_reservation "leon_fp_sqrt" 23
+  (and (eq_attr "cpu" "leon")
+    (eq_attr "type" "fpsqrts,fpsqrtd"))
+  "leon_fpmds, nothing*21")
+