Mercurial > hg > CbC > CbC_gcc
diff gcc/config/sparc/cypress.md @ 0:a06113de4d67
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author | kent <kent@cr.ie.u-ryukyu.ac.jp> |
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date | Fri, 17 Jul 2009 14:47:48 +0900 |
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children | 04ced10e8804 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/gcc/config/sparc/cypress.md Fri Jul 17 14:47:48 2009 +0900 @@ -0,0 +1,50 @@ +;; Scheduling description for SPARC Cypress. +;; Copyright (C) 2002, 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/>. + +;; The Cypress is a pretty simple single-issue processor. + +(define_automaton "cypress_0,cypress_1") + +(define_cpu_unit "cyp_memory, cyp_fpalu" "cypress_0") +(define_cpu_unit "cyp_fpmds" "cypress_1") + +(define_insn_reservation "cyp_load" 2 + (and (eq_attr "cpu" "cypress") + (eq_attr "type" "load,sload,fpload")) + "cyp_memory, nothing") + +(define_insn_reservation "cyp_fp_alu" 5 + (and (eq_attr "cpu" "cypress") + (eq_attr "type" "fp,fpmove")) + "cyp_fpalu, nothing*3") + +(define_insn_reservation "cyp_fp_mult" 7 + (and (eq_attr "cpu" "cypress") + (eq_attr "type" "fpmul")) + "cyp_fpmds, nothing*5") + +(define_insn_reservation "cyp_fp_div" 37 + (and (eq_attr "cpu" "cypress") + (eq_attr "type" "fpdivs,fpdivd")) + "cyp_fpmds, nothing*35") + +(define_insn_reservation "cyp_fp_sqrt" 63 + (and (eq_attr "cpu" "cypress") + (eq_attr "type" "fpsqrts,fpsqrtd")) + "cyp_fpmds, nothing*61")