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-rw-r--r--gcc-4.9/gcc/config/mips/3000.md71
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+;; R3000 and TX39 pipeline description.
+;; 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 file overrides parts of generic.md. It is derived from the
+;; old define_function_unit description.
+
+(define_insn_reservation "r3k_load" 2
+ (and (eq_attr "cpu" "r3000,r3900")
+ (eq_attr "type" "load,fpload,fpidxload"))
+ "alu")
+
+(define_insn_reservation "r3k_imul" 12
+ (and (eq_attr "cpu" "r3000,r3900")
+ (eq_attr "type" "imul,imul3,imadd"))
+ "imuldiv*12")
+
+(define_insn_reservation "r3k_idiv" 35
+ (and (eq_attr "cpu" "r3000,r3900")
+ (eq_attr "type" "idiv"))
+ "imuldiv*35")
+
+(define_insn_reservation "r3k_fmove" 1
+ (and (eq_attr "cpu" "r3000,r3900")
+ (eq_attr "type" "fabs,fneg,fmove"))
+ "alu")
+
+(define_insn_reservation "r3k_fadd" 2
+ (and (eq_attr "cpu" "r3000,r3900")
+ (eq_attr "type" "fcmp,fadd"))
+ "alu")
+
+(define_insn_reservation "r3k_fmul_single" 4
+ (and (eq_attr "cpu" "r3000,r3900")
+ (and (eq_attr "type" "fmul,fmadd")
+ (eq_attr "mode" "SF")))
+ "alu")
+
+(define_insn_reservation "r3k_fmul_double" 5
+ (and (eq_attr "cpu" "r3000,r3900")
+ (and (eq_attr "type" "fmul,fmadd")
+ (eq_attr "mode" "DF")))
+ "alu")
+
+(define_insn_reservation "r3k_fdiv_single" 12
+ (and (eq_attr "cpu" "r3000,r3900")
+ (and (eq_attr "type" "fdiv,frdiv")
+ (eq_attr "mode" "SF")))
+ "alu")
+
+(define_insn_reservation "r3k_fdiv_double" 19
+ (and (eq_attr "cpu" "r3000,r3900")
+ (and (eq_attr "type" "fdiv,frdiv")
+ (eq_attr "mode" "DF")))
+ "alu")