llvm-gcc-4.2/gcc/config/mips/3000.md

;; 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 2, 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 COPYING. If not, write to the ;; Free Software Foundation, 51 Franklin Street, Fifth Floor, Boston, ;; MA 02110-1301, USA.

;; 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”)