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;; Machine description of the Lattice Mico32 architecture for GNU C compiler.

;; Contributed by Jon Beniston 

;; Copyright (C) 2009 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

;; .

;; Include predicate and constraint definitions

(include "predicates.md")

(include "constraints.md")

;; Register numbers

(define_constants

  [(RA_REGNUM           29)     ; return address register.

  ]

)

;; LM32 specific volatile operations

(define_constants

  [(UNSPECV_BLOCKAGE    1)]     ; prevent scheduling across pro/epilog boundaries

)

;; LM32 specific operations

(define_constants

  [(UNSPEC_GOT          2)

   (UNSPEC_GOTOFF_HI16  3)

   (UNSPEC_GOTOFF_LO16  4)]

)

;; ---------------------------------

;;      instruction types

;; ---------------------------------

(define_attr "type"

  "unknown,load,store,arith,compare,shift,multiply,divide,call,icall,ubranch,uibranch,cbranch"

  (const_string "unknown"))

;; ---------------------------------

;;      instruction lengths

;; ---------------------------------

; All instructions are 4 bytes

; Except for branches that are out of range, and have to be implemented

; as two instructions

(define_attr "length" ""

        (cond [

                (eq_attr "type" "cbranch")

                (if_then_else

                        (lt (abs (minus (match_dup 2) (pc)))

                                (const_int 32768)

                        )

                        (const_int 4)

                        (const_int 8)

                )

              ]

        (const_int 4))

)

;; ---------------------------------

;;           scheduling

;; ---------------------------------

(define_automaton "lm32")

(define_cpu_unit "x" "lm32")

(define_cpu_unit "m" "lm32")

(define_cpu_unit "w" "lm32")

(define_insn_reservation "singlecycle" 1

  (eq_attr "type" "store,arith,call,icall,ubranch,uibranch,cbranch")

 "x")

(define_insn_reservation "twocycle" 2

  (eq_attr "type" "compare,shift,divide")

 "x,m")

(define_insn_reservation "threecycle" 3

  (eq_attr "type" "load,multiply")

 "x,m,w")

;; ---------------------------------

;;               mov

;; ---------------------------------

(define_expand "movqi"

  [(set (match_operand:QI 0 "general_operand" "")

        (match_operand:QI 1 "general_operand" ""))]

  ""

  "

{

  if (can_create_pseudo_p ())

    {

      if (GET_CODE (operand0) == MEM)

        {

          /* Source operand for store must be in a register.  */

          operands[1] = force_reg (QImode, operands[1]);

        }

    }

}")

(define_expand "movhi"

  [(set (match_operand:HI 0 "general_operand" "")

        (match_operand:HI 1 "general_operand" ""))]

  ""

  "

{

  if (can_create_pseudo_p ())

    {

      if (GET_CODE (operands[0]) == MEM)

        {

          /* Source operand for store must be in a register.  */

          operands[1] = force_reg (HImode, operands[1]);

        }

    }

}")

(define_expand "movsi"

  [(set (match_operand:SI 0 "general_operand" "")

        (match_operand:SI 1 "general_operand" ""))]

  ""

  "

{

  if (can_create_pseudo_p ())

    {

      if (GET_CODE (operands[0]) == MEM

          || (GET_CODE (operands[0]) == SUBREG

              && GET_CODE (SUBREG_REG (operands[0])) == MEM))

        {

          /* Source operand for store must be in a register.  */

          operands[1] = force_reg (SImode, operands[1]);

        }

    }

  if (flag_pic && symbolic_operand (operands[1], SImode))

    {

      if (GET_CODE (operands[1]) == LABEL_REF

          || (GET_CODE (operands[1]) == SYMBOL_REF

              && SYMBOL_REF_LOCAL_P (operands[1])

              && !SYMBOL_REF_WEAK (operands[1])))

        {

          emit_insn (gen_movsi_gotoff_hi16 (operands[0], operands[1]));

          emit_insn (gen_addsi3 (operands[0],

                                 operands[0],

                                 pic_offset_table_rtx));

          emit_insn (gen_movsi_gotoff_lo16 (operands[0],

                                            operands[0],

                                            operands[1]));

        }

      else

        emit_insn (gen_movsi_got (operands[0], operands[1]));

      crtl->uses_pic_offset_table = 1;

      DONE;

    }

  else if (flag_pic && GET_CODE (operands[1]) == CONST)

    {

      rtx op = XEXP (operands[1], 0);

      if (GET_CODE (op) == PLUS)

        {

          rtx arg0 = XEXP (op, 0);

          rtx arg1 = XEXP (op, 1);

          if (GET_CODE (arg0) == LABEL_REF

              || (GET_CODE (arg0) == SYMBOL_REF

                  && SYMBOL_REF_LOCAL_P (arg0)

                  && !SYMBOL_REF_WEAK (arg0)))

            {

              emit_insn (gen_movsi_gotoff_hi16 (operands[0], arg0));

              emit_insn (gen_addsi3 (operands[0],

                                     operands[0],

                                     pic_offset_table_rtx));

              emit_insn (gen_movsi_gotoff_lo16 (operands[0],

                                                operands[0],

                                                arg0));

            }

          else

            emit_insn (gen_movsi_got (operands[0], arg0));

          emit_insn (gen_addsi3 (operands[0], operands[0], arg1));

          crtl->uses_pic_offset_table = 1;

          DONE;

        }

    }

  else if (!flag_pic && reloc_operand (operands[1], GET_MODE (operands[1])))

    {

      emit_insn (gen_rtx_SET (SImode, operands[0], gen_rtx_HIGH (SImode, operands[1])));

      emit_insn (gen_rtx_SET (SImode, operands[0], gen_rtx_LO_SUM (SImode, operands[0], operands[1])));

      DONE;

    }

  else if (GET_CODE (operands[1]) == CONST_INT)

    {

      if (!(satisfies_constraint_K (operands[1])

          || satisfies_constraint_L (operands[1])

          || satisfies_constraint_U (operands[1])))

        {

          emit_insn (gen_movsi_insn (operands[0],

                                     GEN_INT (INTVAL (operands[1]) & ~0xffff)));

          emit_insn (gen_iorsi3 (operands[0],

                                 operands[0],

                                 GEN_INT (INTVAL (operands[1]) & 0xffff)));

          DONE;

        }

    }

}")

(define_expand "movmemsi"

  [(parallel [(set (match_operand:BLK 0 "general_operand" "")

                   (match_operand:BLK 1 "general_operand" ""))

              (use (match_operand:SI 2 "" ""))

              (use (match_operand:SI 3 "const_int_operand" ""))])]

  ""

{

  if (!lm32_expand_block_move (operands))

    FAIL;

  DONE;

})

;; ---------------------------------

;;        load/stores/moves

;; ---------------------------------

(define_insn "movsi_got"

  [(set (match_operand:SI 0 "register_operand" "=r")

        (unspec:SI [(match_operand 1 "" "")] UNSPEC_GOT))]

  "flag_pic"

  "lw       %0, (gp+got(%1))"

  [(set_attr "type" "load")]

)

(define_insn "movsi_gotoff_hi16"

  [(set (match_operand:SI 0 "register_operand" "=r")

        (unspec:SI [(match_operand 1 "" "")] UNSPEC_GOTOFF_HI16))]

  "flag_pic"

  "orhi     %0, r0, gotoffhi16(%1)"

  [(set_attr "type" "load")]

)

(define_insn "movsi_gotoff_lo16"

  [(set (match_operand:SI 0 "register_operand" "=r")

        (unspec:SI [(plus:SI (match_operand:SI 1 "register_operand" "0")

                             (match_operand 2 "" ""))] UNSPEC_GOTOFF_LO16))]

  "flag_pic"

  "addi     %0, %1, gotofflo16(%2)"

  [(set_attr "type" "arith")]

)

(define_insn "*movsi_lo_sum"

  [(set (match_operand:SI 0 "register_operand" "=r")

        (lo_sum:SI (match_operand:SI 1 "register_operand" "0")

                   (match_operand:SI 2 "reloc_operand" "i")))]

  "!flag_pic"

  "ori      %0, %0, lo(%2)"

  [(set_attr "type" "arith")]

)

(define_insn "*movqi_insn"

  [(set (match_operand:QI 0 "nonimmediate_operand" "=r,r,m,m,r")

        (match_operand:QI 1 "general_operand" "m,r,r,J,n"))]

  "lm32_move_ok (QImode, operands)"

  "@

   lbu      %0, %1

   or       %0, %1, r0

   sb       %0, %1

   sb       %0, r0

   addi     %0, r0, %1"

  [(set_attr "type" "load,arith,store,store,arith")]

)

(define_insn "*movhi_insn"

  [(set (match_operand:HI 0 "nonimmediate_operand" "=r,r,m,m,r,r")

        (match_operand:HI 1 "general_operand" "m,r,r,J,K,L"))]

  "lm32_move_ok (HImode, operands)"

  "@

   lhu      %0, %1

   or       %0, %1, r0

   sh       %0, %1

   sh       %0, r0

   addi     %0, r0, %1

   ori      %0, r0, %1"

  [(set_attr "type" "load,arith,store,store,arith,arith")]

)

(define_insn "movsi_insn"

  [(set (match_operand:SI 0 "nonimmediate_operand" "=r,r,m,m,r,r,r,r,r")

        (match_operand:SI 1 "movsi_rhs_operand" "m,r,r,J,K,L,U,S,Y"))]

  "lm32_move_ok (SImode, operands)"

  "@

   lw       %0, %1

   or       %0, %1, r0

   sw       %0, %1

   sw       %0, r0

   addi     %0, r0, %1

   ori      %0, r0, %1

   orhi     %0, r0, hi(%1)

   mva      %0, gp(%1)

   orhi     %0, r0, hi(%1)"

  [(set_attr "type" "load,arith,store,store,arith,arith,arith,arith,arith")]

)

;; ---------------------------------

;;      sign and zero extension

;; ---------------------------------

(define_insn "*extendqihi2"

  [(set (match_operand:HI 0 "register_operand" "=r,r")

        (sign_extend:HI (match_operand:QI 1 "nonimmediate_operand" "m,r")))]

  "TARGET_SIGN_EXTEND_ENABLED || (GET_CODE (operands[1]) != REG)"

  "@

   lb       %0, %1

   sextb    %0, %1"

  [(set_attr "type" "load,arith")]

)

(define_insn "zero_extendqihi2"

  [(set (match_operand:HI 0 "register_operand" "=r,r")

        (zero_extend:HI (match_operand:QI 1 "nonimmediate_operand" "m,r")))]

  ""

  "@

   lbu      %0, %1

   andi     %0, %1, 0xff"

  [(set_attr "type" "load,arith")]

)

(define_insn "*extendqisi2"

  [(set (match_operand:SI 0 "register_operand" "=r,r")

        (sign_extend:SI (match_operand:QI 1 "nonimmediate_operand" "m,r")))]

  "TARGET_SIGN_EXTEND_ENABLED || (GET_CODE (operands[1]) != REG)"

  "@

   lb       %0, %1

   sextb    %0, %1"

  [(set_attr "type" "load,arith")]

)

(define_insn "zero_extendqisi2"

  [(set (match_operand:SI 0 "register_operand" "=r,r")

        (zero_extend:SI (match_operand:QI 1 "nonimmediate_operand" "m,r")))]

  ""

  "@

   lbu      %0, %1

   andi     %0, %1, 0xff"

  [(set_attr "type" "load,arith")]

)

(define_insn "*extendhisi2"

  [(set (match_operand:SI 0 "register_operand" "=r,r")

        (sign_extend:SI (match_operand:HI 1 "nonimmediate_operand" "m,r")))]

  "TARGET_SIGN_EXTEND_ENABLED || (GET_CODE (operands[1]) != REG)"

  "@

   lh       %0, %1

   sexth    %0, %1"

  [(set_attr "type" "load,arith")]

)

(define_insn "zero_extendhisi2"

  [(set (match_operand:SI 0 "register_operand" "=r,r")

        (zero_extend:SI (match_operand:HI 1 "nonimmediate_operand" "m,r")))]

  ""

  "@

   lhu      %0, %1

   andi     %0, %1, 0xffff"

  [(set_attr "type" "load,arith")]

)

;; ---------------------------------

;;             compare

;; ---------------------------------

(define_expand "cstoresi4"

  [(set (match_operand:SI 0 "register_operand")

        (match_operator:SI 1 "ordered_comparison_operator"

         [(match_operand:SI 2 "register_operand")

          (match_operand:SI 3 "register_or_int_operand")]))]

  ""

{

  lm32_expand_scc (operands);

  DONE;

})

(define_insn "*seq"

  [(set (match_operand:SI 0 "register_operand" "=r,r")

        (eq:SI (match_operand:SI 1 "register_or_zero_operand" "%rJ,rJ")

               (match_operand:SI 2 "register_or_K_operand" "r,K")))]

  ""

  "@

   cmpe     %0, %z1, %2

   cmpei    %0, %z1, %2"

  [(set_attr "type" "compare")]

)

(define_insn "*sne"

  [(set (match_operand:SI 0 "register_operand" "=r,r")

        (ne:SI (match_operand:SI 1 "register_or_zero_operand" "%rJ,rJ")

               (match_operand:SI 2 "register_or_K_operand" "r,K")))]

  ""

  "@

   cmpne    %0, %z1, %2

   cmpnei   %0, %z1, %2"

  [(set_attr "type" "compare")]

)

(define_insn "*sgt"

  [(set (match_operand:SI 0 "register_operand" "=r,r")

        (gt:SI (match_operand:SI 1 "register_or_zero_operand" "rJ,rJ")

               (match_operand:SI 2 "register_or_K_operand" "r,K")))]

  ""

  "@

   cmpg     %0, %z1, %2

   cmpgi    %0, %z1, %2"

  [(set_attr "type" "compare")]

)

(define_insn "*sge"

  [(set (match_operand:SI 0 "register_operand" "=r,r")

        (ge:SI (match_operand:SI 1 "register_or_zero_operand" "rJ,rJ")

               (match_operand:SI 2 "register_or_K_operand" "r,K")))]

  ""

  "@

   cmpge    %0, %z1, %2

   cmpgei   %0, %z1, %2"

  [(set_attr "type" "compare")]

)

(define_insn "*sgtu"

  [(set (match_operand:SI 0 "register_operand" "=r,r")

        (gtu:SI (match_operand:SI 1 "register_or_zero_operand" "rJ,rJ")

                (match_operand:SI 2 "register_or_L_operand" "r,L")))]

  ""

  "@

   cmpgu    %0, %z1, %2

   cmpgui   %0, %z1, %2"

  [(set_attr "type" "compare")]

)

(define_insn "*sgeu"

  [(set (match_operand:SI 0 "register_operand" "=r,r")

        (geu:SI (match_operand:SI 1 "register_or_zero_operand" "rJ,rJ")

                (match_operand:SI 2 "register_or_L_operand" "r,L")))]

  ""

  "@

   cmpgeu   %0, %z1, %2

   cmpgeui  %0, %z1, %2"

  [(set_attr "type" "compare")]

)

;; ---------------------------------

;;       unconditional branch

;; ---------------------------------

(define_insn "jump"

  [(set (pc) (label_ref (match_operand 0 "" "")))]

  ""

  "bi       %0"

  [(set_attr "type" "ubranch")]

)

(define_insn "indirect_jump"

  [(set (pc) (match_operand:SI 0 "register_operand" "r"))]

  ""

  "b        %0"

  [(set_attr "type" "uibranch")]

)

;; ---------------------------------

;;        conditional branch

;; ---------------------------------

(define_expand "cbranchsi4"

  [(set (pc)

   (if_then_else (match_operator 0 "comparison_operator"

                  [(match_operand:SI 1 "register_operand")

                   (match_operand:SI 2 "nonmemory_operand")])

                 (label_ref (match_operand 3 "" ""))

                 (pc)))]

  ""

  "

{

  lm32_expand_conditional_branch (operands);

  DONE;

}")

(define_insn "*beq"

  [(set (pc)

        (if_then_else (eq:SI (match_operand:SI 0 "register_or_zero_operand" "rJ")

                             (match_operand:SI 1 "register_or_zero_operand" "rJ"))

                      (label_ref (match_operand 2 "" ""))

                      (pc)))]

  ""

{

  return get_attr_length (insn) == 4

        ? "be     %z0,%z1,%2"

        : "bne    %z0,%z1,8\n\tbi     %2";

}

  [(set_attr "type" "cbranch")])

(define_insn "*bne"

  [(set (pc)

        (if_then_else (ne:SI (match_operand:SI 0 "register_or_zero_operand" "rJ")

                             (match_operand:SI 1 "register_or_zero_operand" "rJ"))

                      (label_ref (match_operand 2 "" ""))

                      (pc)))]

  ""

{

  return get_attr_length (insn) == 4

        ? "bne    %z0,%z1,%2"

        : "be     %z0,%z1,8\n\tbi     %2";

}

  [(set_attr "type" "cbranch")])

(define_insn "*bgt"

  [(set (pc)

        (if_then_else (gt:SI (match_operand:SI 0 "register_or_zero_operand" "rJ")

                             (match_operand:SI 1 "register_or_zero_operand" "rJ"))

                      (label_ref (match_operand 2 "" ""))

                      (pc)))]

  ""

{

  return get_attr_length (insn) == 4

        ? "bg     %z0,%z1,%2"

        : "bge    %z1,%z0,8\n\tbi     %2";

}

  [(set_attr "type" "cbranch")])

(define_insn "*bge"

  [(set (pc)

        (if_then_else (ge:SI (match_operand:SI 0 "register_or_zero_operand" "rJ")

                             (match_operand:SI 1 "register_or_zero_operand" "rJ"))

                      (label_ref (match_operand 2 "" ""))

                      (pc)))]

  ""

{

  return get_attr_length (insn) == 4

        ? "bge    %z0,%z1,%2"

        : "bg     %z1,%z0,8\n\tbi     %2";

}

  [(set_attr "type" "cbranch")])

(define_insn "*bgtu"

  [(set (pc)

        (if_then_else (gtu:SI (match_operand:SI 0 "register_or_zero_operand" "rJ")

                              (match_operand:SI 1 "register_or_zero_operand" "rJ"))

                      (label_ref (match_operand 2 "" ""))

                      (pc)))]

  ""

{

  return get_attr_length (insn) == 4

        ? "bgu    %z0,%z1,%2"

        : "bgeu   %z1,%z0,8\n\tbi     %2";

}

  [(set_attr "type" "cbranch")])

(define_insn "*bgeu"

  [(set (pc)

        (if_then_else (geu:SI (match_operand:SI 0 "register_or_zero_operand" "rJ")

                              (match_operand:SI 1 "register_or_zero_operand" "rJ"))

                      (label_ref (match_operand 2 "" ""))

                      (pc)))]

  ""

{

  return get_attr_length (insn) == 4

        ? "bgeu   %z0,%z1,%2"

        : "bgu    %z1,%z0,8\n\tbi     %2";

}

  [(set_attr "type" "cbranch")])

;; ---------------------------------

;;               call

;; ---------------------------------

(define_expand "call"

  [(parallel [(call (match_operand 0 "" "")

                    (match_operand 1 "" ""))

              (clobber (reg:SI RA_REGNUM))

             ])]

  ""

  "

{

  rtx addr = XEXP (operands[0], 0);

  if (!CONSTANT_ADDRESS_P (addr))

    XEXP (operands[0], 0) = force_reg (Pmode, addr);

}")

(define_insn "*call"

  [(call (mem:SI (match_operand:SI 0 "call_operand" "r,s"))

         (match_operand 1 "" ""))

   (clobber (reg:SI RA_REGNUM))]

  ""

  "@

   call     %0

   calli    %0"

  [(set_attr "type" "call,icall")]

)

(define_expand "call_value"

  [(parallel [(set (match_operand 0 "" "")

                   (call (match_operand 1 "" "")

                         (match_operand 2 "" "")))

              (clobber (reg:SI RA_REGNUM))

             ])]

  ""

  "

{

  rtx addr = XEXP (operands[1], 0);

  if (!CONSTANT_ADDRESS_P (addr))

    XEXP (operands[1], 0) = force_reg (Pmode, addr);

}")

(define_insn "*call_value"

  [(set (match_operand 0 "register_operand" "=r,r")

        (call (mem:SI (match_operand:SI 1 "call_operand" "r,s"))

              (match_operand 2 "" "")))

   (clobber (reg:SI RA_REGNUM))]

  ""

  "@

   call     %1

   calli    %1"

  [(set_attr "type" "call,icall")]

)

(define_insn "return_internal"

  [(use (match_operand:SI 0 "register_operand" "r"))

   (return)]

  ""

  "b        %0"

  [(set_attr "type" "uibranch")]

)

(define_insn "return"

  [(return)]

  "lm32_can_use_return ()"

  "ret"

  [(set_attr "type" "uibranch")]

)

;; ---------------------------------

;;       switch/case statements

;; ---------------------------------

(define_expand "tablejump"

  [(set (pc) (match_operand 0 "register_operand" ""))

   (use (label_ref (match_operand 1 "" "")))]

  ""

  "

{

  rtx target = operands[0];

  if (flag_pic)

    {

      /* For PIC, the table entry is relative to the start of the table.  */

      rtx label = gen_reg_rtx (SImode);

      target = gen_reg_rtx (SImode);

      emit_move_insn (label, gen_rtx_LABEL_REF (SImode, operands[1]));

      emit_insn (gen_addsi3 (target, operands[0], label));

    }

  emit_jump_insn (gen_tablejumpsi (target, operands[1]));

  DONE;

}")

(define_insn "tablejumpsi"

  [(set (pc) (match_operand:SI 0 "register_operand" "r"))

   (use (label_ref (match_operand 1 "" "")))]

  ""

  "b        %0"

  [(set_attr "type" "ubranch")]

)

;; ---------------------------------

;;            arithmetic

;; ---------------------------------

(define_insn "addsi3"

  [(set (match_operand:SI 0 "register_operand" "=r,r")

        (plus:SI (match_operand:SI 1 "register_or_zero_operand" "%rJ,rJ")

                 (match_operand:SI 2 "register_or_K_operand" "r,K")))]

  ""

  "@

   add      %0, %z1, %2

   addi     %0, %z1, %2"

  [(set_attr "type" "arith")]

)

(define_insn "subsi3"

  [(set (match_operand:SI 0 "register_operand" "=r")

        (minus:SI (match_operand:SI 1 "register_or_zero_operand" "rJ")

                  (match_operand:SI 2 "register_or_zero_operand" "rJ")))]

  ""

  "sub      %0, %z1, %z2"

  [(set_attr "type" "arith")]

)

(define_insn "mulsi3"

  [(set (match_operand:SI 0 "register_operand" "=r,r")

        (mult:SI (match_operand:SI 1 "register_or_zero_operand" "%rJ,rJ")

                 (match_operand:SI 2 "register_or_K_operand" "r,K")))]

  "TARGET_MULTIPLY_ENABLED"

  "@

   mul      %0, %z1, %2

   muli     %0, %z1, %2"

  [(set_attr "type" "multiply")]

)

(define_insn "udivsi3"

  [(set (match_operand:SI 0 "register_operand" "=r")

        (udiv:SI (match_operand:SI 1 "register_or_zero_operand" "rJ")

                 (match_operand:SI 2 "register_operand" "r")))]

  "TARGET_DIVIDE_ENABLED"

  "divu     %0, %z1, %2"

  [(set_attr "type" "divide")]

)

(define_insn "umodsi3"

  [(set (match_operand:SI 0 "register_operand" "=r")

        (umod:SI (match_operand:SI 1 "register_or_zero_operand" "rJ")

                 (match_operand:SI 2 "register_operand" "r")))]

  "TARGET_DIVIDE_ENABLED"

  "modu     %0, %z1, %2"

  [(set_attr "type" "divide")]

)

;; ---------------------------------

;;      negation and inversion

;; ---------------------------------

(define_insn "negsi2"

  [(set (match_operand:SI 0 "register_operand" "=r")

        (neg:SI (match_operand:SI 1 "register_or_zero_operand" "rJ")))]

  ""

  "sub      %0, r0, %z1"

  [(set_attr "type" "arith")]

)

(define_insn "one_cmplsi2"

  [(set (match_operand:SI 0 "register_operand" "=r")

        (not:SI (match_operand:SI 1 "register_or_zero_operand" "rJ")))]

  ""

  "not      %0, %z1"

  [(set_attr "type" "arith")]

)

;; ---------------------------------

;;             logical

;; ---------------------------------

(define_insn "andsi3"

  [(set (match_operand:SI 0 "register_operand" "=r,r")

        (and:SI (match_operand:SI 1 "register_or_zero_operand" "%rJ,rJ")

                (match_operand:SI 2 "register_or_L_operand" "r,L")))]

  ""

  "@

   and      %0, %z1, %2

   andi     %0, %z1, %2"

  [(set_attr "type" "arith")]

)

(define_insn "iorsi3"

  [(set (match_operand:SI 0 "register_operand" "=r,r")

        (ior:SI (match_operand:SI 1 "register_or_zero_operand" "%rJ,rJ")

                (match_operand:SI 2 "register_or_L_operand" "r,L")))]

  ""

  "@

   or       %0, %z1, %2

   ori      %0, %z1, %2"

  [(set_attr "type" "arith")]

)

(define_insn "xorsi3"

  [(set (match_operand:SI 0 "register_operand" "=r,r")

        (xor:SI (match_operand:SI 1 "register_or_zero_operand" "%rJ,rJ")

                (match_operand:SI 2 "register_or_L_operand" "r,L")))]

  ""

  "@

   xor      %0, %z1, %2

   xori     %0, %z1, %2"

  [(set_attr "type" "arith")]

)

(define_insn "*norsi3"

  [(set (match_operand:SI 0 "register_operand" "=r,r")

        (not:SI (ior:SI (match_operand:SI 1 "register_or_zero_operand" "%rJ,rJ")

                        (match_operand:SI 2 "register_or_L_operand" "r,L"))))]

  ""

  "@

   nor      %0, %z1, %2

   nori     %0, %z1, %2"

  [(set_attr "type" "arith")]

)

(define_insn "*xnorsi3"

  [(set (match_operand:SI 0 "register_operand" "=r,r")

        (not:SI (xor:SI (match_operand:SI 1 "register_or_zero_operand" "%rJ,rJ")

                        (match_operand:SI 2 "register_or_L_operand" "r,L"))))]

  ""

  "@

   xnor     %0, %z1, %2

   xnori    %0, %z1, %2"

  [(set_attr "type" "arith")]

)

;; ---------------------------------

;;              shifts

;; ---------------------------------

(define_expand "ashlsi3"

  [(set (match_operand:SI 0 "register_operand" "")

        (ashift:SI (match_operand:SI 1 "register_or_zero_operand" "")

                   (match_operand:SI 2 "register_or_L_operand" "")))]

  ""

{

  if (!TARGET_BARREL_SHIFT_ENABLED)

    {

      if (!optimize_size

          && satisfies_constraint_L (operands[2])

          && INTVAL (operands[2]) <= 8)

        {

          int i;

          int shifts = INTVAL (operands[2]);

          rtx one = GEN_INT (1);

          if (shifts == 0)

            emit_move_insn (operands[0], operands[1]);

          else

            emit_insn (gen_addsi3 (operands[0], operands[1], operands[1]));

          for (i = 1; i < shifts; i++)

            emit_insn (gen_addsi3 (operands[0], operands[0], operands[0]));

          DONE;

        }

      else

        FAIL;

    }

})

(define_insn "*ashlsi3"

  [(set (match_operand:SI 0 "register_operand" "=r,r")

        (ashift:SI (match_operand:SI 1 "register_or_zero_operand" "rJ,rJ")

                   (match_operand:SI 2 "register_or_L_operand" "r,L")))]

  "TARGET_BARREL_SHIFT_ENABLED"

  "@

   sl       %0, %z1, %2

   sli      %0, %z1, %2"

  [(set_attr "type" "shift")]

)

(define_expand "ashrsi3"

  [(set (match_operand:SI 0 "register_operand" "")

        (ashiftrt:SI (match_operand:SI 1 "register_or_zero_operand" "")

                     (match_operand:SI 2 "register_or_L_operand" "")))]

  ""

{

  if (!TARGET_BARREL_SHIFT_ENABLED)

    {

      if (!optimize_size

          && satisfies_constraint_L (operands[2])

          && INTVAL (operands[2]) <= 8)

        {

          int i;

          int shifts = INTVAL (operands[2]);

          rtx one = GEN_INT (1);

          if (shifts == 0)

            emit_move_insn (operands[0], operands[1]);

          else

            emit_insn (gen_ashrsi3_1bit (operands[0], operands[1], one));

          for (i = 1; i < shifts; i++)

            emit_insn (gen_ashrsi3_1bit (operands[0], operands[0], one));

          DONE;

        }

      else

        FAIL;

    }

})

(define_insn "*ashrsi3"

  [(set (match_operand:SI 0 "register_operand" "=r,r")

        (ashiftrt:SI (match_operand:SI 1 "register_or_zero_operand" "rJ,rJ")

                     (match_operand:SI 2 "register_or_L_operand" "r,L")))]

  "TARGET_BARREL_SHIFT_ENABLED"

  "@

   sr       %0, %z1, %2

   sri      %0, %z1, %2"

  [(set_attr "type" "shift")]

)

(define_insn "ashrsi3_1bit"

  [(set (match_operand:SI 0 "register_operand" "=r")

        (ashiftrt:SI (match_operand:SI 1 "register_or_zero_operand" "rJ")

                     (match_operand:SI 2 "constant_M_operand" "M")))]

  "!TARGET_BARREL_SHIFT_ENABLED"

  "sri      %0, %z1, %2"

  [(set_attr "type" "shift")]

)

(define_expand "lshrsi3"

  [(set (match_operand:SI 0 "register_operand" "")

        (lshiftrt:SI (match_operand:SI 1 "register_or_zero_operand" "")

                     (match_operand:SI 2 "register_or_L_operand" "")))]

  ""

{

  if (!TARGET_BARREL_SHIFT_ENABLED)

    {

      if (!optimize_size

          && satisfies_constraint_L (operands[2])

          && INTVAL (operands[2]) <= 8)

        {

          int i;

          int shifts = INTVAL (operands[2]);

          rtx one = GEN_INT (1);

          if (shifts == 0)

            emit_move_insn (operands[0], operands[1]);

          else

            emit_insn (gen_lshrsi3_1bit (operands[0], operands[1], one));

          for (i = 1; i < shifts; i++)

            emit_insn (gen_lshrsi3_1bit (operands[0], operands[0], one));

          DONE;

        }

      else

        FAIL;

    }

})

(define_insn "*lshrsi3"

  [(set (match_operand:SI 0 "register_operand" "=r,r")

        (lshiftrt:SI (match_operand:SI 1 "register_or_zero_operand" "rJ,rJ")

                     (match_operand:SI 2 "register_or_L_operand" "r,L")))]

  "TARGET_BARREL_SHIFT_ENABLED"

  "@

   sru      %0, %z1, %2