;; Copyright (C) 2002-2021 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,atomic,syncloop”)) “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” “mthi,mtlo,mfhi,mflo”)) “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”)