xref: /src/external/gpl3/gcc.old/dist/gcc/config/c6x/c6x-sched.md.in

;; Scheduling description for TI C6X.
;; Copyright (C) 2010-2020 Free Software Foundation, Inc.
;; Contributed by Bernd Schmidt <bernds (a] codesourcery.com>
;; Contributed by CodeSourcery.
;;
;; 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/>.

;; Input file for gensched.sh We process this file multiple times,
;; replacing _N_ with either 1 or 2 for each of the sides of the
;; machine, and _RF_ correspondingly with "a" or "b".  _CROSS_ and
;; _CUNIT_ are replaced with yes/no and the appropriate reservation.

(define_insn_reservation "load_d_N__CROSS_" 5
  (and (eq_attr "type" "load")
       (and (eq_attr "cross" "_CROSS_")
	    (and (eq_attr "units" "d_addr")
		 (eq_attr "addr_regfile" "_RF_"))))
  "d_N_+t_NX_")

(define_insn_reservation "store_d_N__CROSS_" 1
  (and (eq_attr "type" "store")
       (and (eq_attr "cross" "_CROSS_")
	    (and (eq_attr "units" "d_addr")
		 (eq_attr "addr_regfile" "_RF_"))))
  "d_N_+t_NX_")

(define_insn_reservation "loadn_d_N__CROSS_" 5
  (and (eq_attr "type" "loadn")
       (and (eq_attr "cross" "_CROSS_")
	    (and (eq_attr "units" "d_addr")
		 (eq_attr "addr_regfile" "_RF_"))))
  "d_N_+t1+t2")

(define_insn_reservation "storen_d_N__CROSS_" 1
  (and (eq_attr "type" "storen")
       (and (eq_attr "cross" "_CROSS_")
	    (and (eq_attr "units" "d_addr")
		 (eq_attr "addr_regfile" "_RF_"))))
  "d_N_+t1+t2")

(define_insn_reservation "single_d_N__CROSS_" 1
  (and (eq_attr "type" "single")
       (and (eq_attr "cross" "_CROSS_")
	    (and (eq_attr "units" "d")
		 (eq_attr "dest_regfile" "_RF_"))))
  "d_N__CUNIT_")

(define_insn_reservation "single_l_N__CROSS_" 1
  (and (eq_attr "type" "single")
       (and (eq_attr "cross" "_CROSS_")
	    (and (eq_attr "units" "l")
		 (eq_attr "dest_regfile" "_RF_"))))
  "l_N_+l_N_w_CUNIT_")

(define_insn_reservation "fp4_l_N__CROSS_" 4
  (and (eq_attr "type" "fp4")
       (and (eq_attr "cross" "_CROSS_")
	    (and (eq_attr "units" "l")
		 (eq_attr "dest_regfile" "_RF_"))))
  "l_N__CUNIT_,nothing*2,l_N_w")

(define_insn_reservation "intdp_l_N__CROSS_" 5
  (and (eq_attr "type" "intdp")
       (and (eq_attr "cross" "_CROSS_")
	    (and (eq_attr "units" "l")
		 (eq_attr "dest_regfile" "_RF_"))))
  "l_N__CUNIT_,nothing*2,l_N_w*2")

(define_insn_reservation "adddp_l_N__CROSS_" 7
  (and (eq_attr "type" "adddp")
       (and (eq_attr "cross" "_CROSS_")
	    (and (eq_attr "units" "l")
		 (eq_attr "dest_regfile" "_RF_"))))
  "(l_N__CUNIT_)*2,nothing*3,l_N_w*2")

(define_insn_reservation "branch_s_N__CROSS_" 6
  (and (eq_attr "type" "branch")
       (and (eq_attr "cross" "_CROSS_")
	    (and (eq_attr "units" "s")
		 (eq_attr "dest_regfile" "_RF_"))))
  "(s_N_+s_N_w)_CUNIT_+br1")

(define_insn_reservation "call_addkpc_s_N__CROSS_" 6
  (and (eq_attr "type" "call")
       (and (ne (symbol_ref "TARGET_INSNS_64") (const_int 0))
	    (and (eq_attr "cross" "_CROSS_")
		 (and (eq_attr "units" "s")
		      (eq_attr "dest_regfile" "_RF_")))))
  "(s_N_+s_N_w)_CUNIT_+br1,s2+br0+br1")

(define_insn_reservation "call_mvk_s_N__CROSS_" 6
  (and (eq_attr "type" "call")
       (and (eq (symbol_ref "TARGET_INSNS_64") (const_int 0))
	    (and (eq_attr "cross" "_CROSS_")
		 (and (eq_attr "units" "s")
		      (eq_attr "dest_regfile" "_RF_")))))
  "(s_N_+s_N_w)_CUNIT_+br1,s2,s2")

(define_insn_reservation "single_s_N__CROSS_" 1
  (and (eq_attr "type" "single")
       (and (eq_attr "cross" "_CROSS_")
	    (and (eq_attr "units" "s")
		 (eq_attr "dest_regfile" "_RF_"))))
  "(s_N_+s_N_w)_CUNIT_")

(define_insn_reservation "cmpdp_s_N__CROSS_" 2
  (and (eq_attr "type" "cmpdp")
       (and (eq_attr "cross" "_CROSS_")
	    (and (eq_attr "units" "s")
		 (eq_attr "dest_regfile" "_RF_"))))
  "s_N__CUNIT_,(s_N__CUNIT_)+s_N_w")

(define_insn_reservation "dp2_s_N__CROSS_" 2
  (and (eq_attr "type" "dp2")
       (and (eq_attr "cross" "_CROSS_")
	    (and (eq_attr "units" "s")
		 (eq_attr "dest_regfile" "_RF_"))))
  "s_N_+s_N_w_CUNIT_,s_N_w")

(define_insn_reservation "fp4_s_N__CROSS_" 4
  (and (eq_attr "type" "fp4")
       (and (eq_attr "cross" "_CROSS_")
	    (and (eq_attr "units" "s")
		 (eq_attr "dest_regfile" "_RF_"))))
  "s_N__CUNIT_,nothing*2,s_N_w")

(define_insn_reservation "mvilc4_s_N__CROSS_" 4
  (and (eq_attr "type" "mvilc")
       (and (eq_attr "cross" "_CROSS_")
	    (and (eq_attr "units" "s")
		 (eq_attr "dest_regfile" "_RF_"))))
  "(s_N_+s_N_w)_CUNIT_")

(define_insn_reservation "single_dl_N__CROSS_" 1
  (and (eq_attr "type" "single")
       (and (eq_attr "cross" "_CROSS_")
	    (and (eq_attr "units" "dl")
		 (eq_attr "dest_regfile" "_RF_"))))
  "(d_N_|(l_N_+l_N_w))_CUNIT_")

(define_insn_reservation "single_ds_N__CROSS_" 1
  (and (eq_attr "type" "single")
       (and (eq_attr "cross" "_CROSS_")
	    (and (eq_attr "units" "ds")
		 (eq_attr "dest_regfile" "_RF_"))))
  "(d_N_|(s_N_+s_N_w))_CUNIT_")

(define_insn_reservation "single_ls_N__CROSS_" 1
  (and (eq_attr "type" "single")
       (and (eq_attr "cross" "_CROSS_")
	    (and (eq_attr "units" "ls")
		 (eq_attr "dest_regfile" "_RF_"))))
  "((l_N_+l_N_w)|(s_N_+s_N_w))_CUNIT_")

(define_insn_reservation "dp2_l_N__CROSS_" 2
  (and (eq_attr "type" "dp2")
       (and (eq_attr "cross" "_CROSS_")
	    (and (eq_attr "units" "l")
		 (eq_attr "dest_regfile" "_RF_"))))
  "l_N_+l_N_w_CUNIT_,l_N_w")

(define_insn_reservation "fp4_ls_N__CROSS_" 4
  (and (eq_attr "type" "fp4")
       (and (eq_attr "cross" "_CROSS_")
	    (and (eq_attr "units" "ls")
		 (eq_attr "dest_regfile" "_RF_"))))
  "(fps_N_+s_N__CUNIT_,nothing*2,s_N_w)|(fpl_N_+l_N__CUNIT_,nothing*2,l_N_w)")

(define_insn_reservation "adddp_ls_N__CROSS_" 7
  (and (eq_attr "type" "adddp")
       (and (eq_attr "cross" "_CROSS_")
	    (and (eq_attr "units" "ls")
		 (eq_attr "dest_regfile" "_RF_"))))
  "(adddps_N_+(s_N__CUNIT_)*2,nothing*3,s_N_w*2)|(adddpl_N_+(l_N__CUNIT_)*2,nothing*3,l_N_w*2)")

(define_insn_reservation "single_dls_N__CROSS_" 1
  (and (eq_attr "type" "single")
       (and (eq_attr "cross" "_CROSS_")
	    (and (eq_attr "units" "dls")
		 (eq_attr "dest_regfile" "_RF_"))))
  "(d_N_|(l_N_+l_N_w)|(s_N_+s_N_w))_CUNIT_")

(define_insn_reservation "mpy2_m_N__CROSS_" 2
  (and (eq_attr "type" "mpy2")
       (and (eq_attr "cross" "_CROSS_")
	    (and (eq_attr "units" "m")
		 (eq_attr "dest_regfile" "_RF_"))))
  "m_N__CUNIT_,m_N_w")

(define_insn_reservation "mpy4_m_N__CROSS_" 4
  (and (eq_attr "type" "mpy4")
       (and (eq_attr "cross" "_CROSS_")
	    (and (eq_attr "units" "m")
		 (eq_attr "dest_regfile" "_RF_"))))
  "m_N__CUNIT_,nothing,nothing,m_N_w")

(define_insn_reservation "mpydp_m_N__CROSS_" 10
  (and (eq_attr "type" "mpydp")
       (and (eq_attr "cross" "_CROSS_")
	    (and (eq_attr "units" "m")
		 (eq_attr "dest_regfile" "_RF_"))))
  "(m_N__CUNIT_)*4,nothing*4,m_N_w*2")

(define_insn_reservation "mpyspdp_m_N__CROSS_" 7
  (and (eq_attr "type" "mpyspdp")
       (and (eq_attr "cross" "_CROSS_")
	    (and (eq_attr "units" "m")
		 (eq_attr "dest_regfile" "_RF_"))))
  "(m_N__CUNIT_)*2,nothing*3,m_N_w*2")

(define_insn_reservation "mpysp2dp_m_N__CROSS_" 5
  (and (eq_attr "type" "mpysp2dp")
       (and (eq_attr "cross" "_CROSS_")
	    (and (eq_attr "units" "m")
		 (eq_attr "dest_regfile" "_RF_"))))
  "m_N__CUNIT_,nothing*2,m_N_w*2")