xref: /netbsd-src/external/gpl3/gcc.old/dist/gcc/config/m32c/m32c.md (revision 8feb0f0b7eaff0608f8350bbfa3098827b4bb91b)
136ac495dSmrg;; Machine Descriptions for R8C/M16C/M32C
2*8feb0f0bSmrg;; Copyright (C) 2005-2020 Free Software Foundation, Inc.
336ac495dSmrg;; Contributed by Red Hat.
436ac495dSmrg;;
536ac495dSmrg;; This file is part of GCC.
636ac495dSmrg;;
736ac495dSmrg;; GCC is free software; you can redistribute it and/or modify it
836ac495dSmrg;; under the terms of the GNU General Public License as published
936ac495dSmrg;; by the Free Software Foundation; either version 3, or (at your
1036ac495dSmrg;; option) any later version.
1136ac495dSmrg;;
1236ac495dSmrg;; GCC is distributed in the hope that it will be useful, but WITHOUT
1336ac495dSmrg;; ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
1436ac495dSmrg;; or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public
1536ac495dSmrg;; License for more details.
1636ac495dSmrg;;
1736ac495dSmrg;; You should have received a copy of the GNU General Public License
1836ac495dSmrg;; along with GCC; see the file COPYING3.  If not see
1936ac495dSmrg;; <http://www.gnu.org/licenses/>.
2036ac495dSmrg
2136ac495dSmrg(define_constants
2236ac495dSmrg  [(R0_REGNO 0)
2336ac495dSmrg   (R2_REGNO 1)
2436ac495dSmrg   (R1_REGNO 2)
2536ac495dSmrg   (R3_REGNO 3)
2636ac495dSmrg
2736ac495dSmrg   (A0_REGNO 4)
2836ac495dSmrg   (A1_REGNO 5)
2936ac495dSmrg   (SB_REGNO 6)
3036ac495dSmrg   (FB_REGNO 7)
3136ac495dSmrg
3236ac495dSmrg   (SP_REGNO 8)
3336ac495dSmrg   (PC_REGNO 9)
3436ac495dSmrg   (FLG_REGNO 10)
3536ac495dSmrg   (MEM0_REGNO 12)
3636ac495dSmrg   (MEM7_REGNO 19)
3736ac495dSmrg   ])
3836ac495dSmrg
3936ac495dSmrg(define_constants
4036ac495dSmrg  [(UNS_PROLOGUE_END 1)
4136ac495dSmrg   (UNS_EPILOGUE_START 2)
4236ac495dSmrg   (UNS_EH_EPILOGUE 3)
4336ac495dSmrg   (UNS_PUSHM 4)
4436ac495dSmrg   (UNS_POPM 5)
4536ac495dSmrg   (UNS_SMOVF 6)
4636ac495dSmrg   (UNS_SSTR 7)
4736ac495dSmrg   (UNS_SCMPU 8)
4836ac495dSmrg   (UNS_SMOVU 9)
4936ac495dSmrg   (UNS_FSETB 10)
5036ac495dSmrg   (UNS_FREIT 11)
5136ac495dSmrg   ])
5236ac495dSmrg
5336ac495dSmrg;; n = no change, x = clobbered.  The first 16 values are chosen such
5436ac495dSmrg;; that the enum has one bit set for each flag.
5536ac495dSmrg(define_attr "flags" "x,c,z,zc,s,sc,sz,szc,o,oc,oz,ozc,os,osc,osz,oszc,n" (const_string "n"))
5636ac495dSmrg(define_asm_attributes [(set_attr "flags" "x")])
5736ac495dSmrg
5836ac495dSmrg(define_mode_iterator QHI [QI HI])
5936ac495dSmrg(define_mode_iterator HPSI [(HI "TARGET_A16") (PSI "TARGET_A24")])
6036ac495dSmrg(define_mode_iterator QHPSI [QI HI (PSI "TARGET_A24")])
6136ac495dSmrg(define_mode_iterator QHSI [QI HI (SI "TARGET_A24")])
6236ac495dSmrg(define_mode_attr bwl [(QI "b") (HI "w") (PSI "l") (SI "l")])
6336ac495dSmrg
6436ac495dSmrg(define_code_iterator eqne_cond [eq ne])
6536ac495dSmrg
6636ac495dSmrg
6736ac495dSmrg(define_insn "nop"
6836ac495dSmrg  [(const_int 0)]
6936ac495dSmrg  ""
7036ac495dSmrg  "nop"
7136ac495dSmrg  [(set_attr "flags" "n")]
7236ac495dSmrg)
7336ac495dSmrg
7436ac495dSmrg(define_insn "no_insn"
7536ac495dSmrg  [(const_int 1)]
7636ac495dSmrg  ""
7736ac495dSmrg  ""
7836ac495dSmrg  [(set_attr "flags" "n")]
7936ac495dSmrg)
80