cpu/mep-c5.cpu - binutils-gdb - Git at Google

 ; Copyright 2011 Free Software Foundation, Inc.
 ;
 ; Contributed by Red Hat Inc;
 ;
 ; This file is part of the GNU Binutils.
 ;
 ; This program 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 of the License, or
 ; (at your option) any later version.
 ;
 ; This program 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 this program; if not, write to the Free Software
 ; Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
 ; MA 02110-1301, USA.

 ; Insns introduced for the MeP-c5 core
 ;

 (dnf f-c5n4     "extended field"     (all-mep-core-isas)   16  4)
 (dnf f-c5n5     "extended field"     (all-mep-core-isas)   20  4)
 (dnf f-c5n6     "extended field"     (all-mep-core-isas)   24  4)
 (dnf f-c5n7     "extended field"     (all-mep-core-isas)   28  4)
 (dnf f-rl5      "register l c5"      (all-mep-core-isas)   20  4)
 (df  f-12s20    "extended field"     (all-mep-core-isas)   20  12  INT #f #f)

 (dnop rl5       "register Rl c5"     (all-mep-core-isas) h-gpr   f-rl5)
 (dnop cdisp12   "copro addend (12 bits)" (all-mep-core-isas) h-sint  f-12s20)

 (dnci stcb_r "store in control bus space" (VOLATILE (MACH c5))
      "stcb $rn,($rma)"
      (+ MAJ_7 rn rma (f-sub4 12))
      (c-call VOID "do_stcb" rn (and rma #xffff))
      ((mep (unit u-use-gpr (in usereg rn))
 	   (unit u-use-gpr (in usereg rma))
 	   (unit u-exec)
 	   (unit u-stcb))))

 (dnci ldcb_r "load from control bus space" (VOLATILE (MACH c5) (LATENCY 3))
      "ldcb $rn,($rma)"
      (+ MAJ_7 rn rma (f-sub4 13))
      (set rn (c-call SI "do_ldcb" (and rma #xffff)))
       ((mep (unit u-use-gpr (in usereg rma))
 	    (unit u-ldcb)
 	    (unit u-exec)
 	    (unit u-ldcb-gpr (out loadreg rn)))))

 (dnci pref "cache prefetch" ((MACH c5) VOLATILE)
      "pref $cimm4,($rma)"
      (+ MAJ_7 cimm4 rma (f-sub4 5))
      (sequence ()
 	       (c-call VOID "check_option_dcache" pc)
 	       (c-call VOID "do_cache_prefetch" cimm4 rma pc))
      ((mep (unit u-use-gpr (in usereg rma))
 	   (unit u-exec))))

 (dnci prefd "cache prefetch" ((MACH c5) VOLATILE)
      "pref $cimm4,$sdisp16($rma)"
      (+ MAJ_15 cimm4 rma (f-sub4 3) sdisp16)
      (sequence ()
 	       (c-call VOID "check_option_dcache" pc)
 	       (c-call VOID "do_cache_prefetch" cimm4 (add INT rma (ext SI sdisp16)) pc))
      ((mep (unit u-use-gpr (in usereg rma))
 	   (unit u-exec))))

 (dnci casb3 "compare and swap byte 3" ((MACH c5) VOLATILE OPTIONAL_BIT_INSN)
       "casb3 $rl5,$rn,($rm)"
       (+ MAJ_15 rn rm (f-sub4 #x1) (f-c5n4 #x2) rl5 (f-c5n6 #x0) (f-c5n7 #x0))
       (sequence ()
 		(c-call VOID "do_casb3" (index-of rl5) rn rm pc)
 		(set rl5 rl5)
 		)
       ((mep (unit u-use-gpr (in usereg rl5))
 	    (unit u-load-gpr (out loadreg rl5))
 	    (unit u-exec))))

 (dnci cash3 "compare and swap halfword 3" ((MACH c5) VOLATILE OPTIONAL_BIT_INSN)
       "cash3 $rl5,$rn,($rm)"
       (+ MAJ_15 rn rm (f-sub4 #x1) (f-c5n4 #x2) rl5 (f-c5n6 #x0) (f-c5n7 #x1))
       (sequence ()
 		(c-call VOID "do_cash3" (index-of rl5) rn rm pc)
 		(set rl5 rl5)
 		)
       ((mep (unit u-use-gpr (in usereg rl5))
 	    (unit u-load-gpr (out loadreg rl5))
 	    (unit u-exec))))

 (dnci casw3 "compare and swap word 3" ((MACH c5) VOLATILE OPTIONAL_BIT_INSN)
       "casw3 $rl5,$rn,($rm)"
       (+ MAJ_15 rn rm (f-sub4 #x1) (f-c5n4 #x2) rl5 (f-c5n6 #x0) (f-c5n7 #x2))
       (sequence ()
 		(c-call VOID "do_casw3" (index-of rl5) rn rm pc)
 		(set rl5 rl5)
 		)
       ((mep (unit u-use-gpr (in usereg rl5))
 	    (unit u-load-gpr (out loadreg rl5))
 	    (unit u-exec))))


 (dnci sbcp "store byte coprocessor" (OPTIONAL_CP_INSN (STALL STORE) (MACH c5))
      "sbcp $crn,$cdisp12($rma)"
      (+ MAJ_15 crn rma (f-sub4 6) (f-ext4 0) cdisp12)
      (sequence ()
 	       (c-call "check_option_cp" pc)
 	       (c-call VOID "check_write_to_text" (add rma (ext SI cdisp12)))
 	       (set (mem QI (add rma (ext SI cdisp12))) (and crn #xff)))
      ((mep (unit u-use-gpr (in usereg rma))
 	   (unit u-exec))))

 (dnci lbcp "load byte coprocessor" (OPTIONAL_CP_INSN (STALL STORE) (MACH c5))
      "lbcp $crn,$cdisp12($rma)"
      (+ MAJ_15 crn rma (f-sub4 6) (f-ext4 4) cdisp12)
      (sequence ()
 	       (c-call "check_option_cp" pc)
 	       (set crn (ext SI (mem QI (add rma (ext SI cdisp12))))))
      ((mep (unit u-use-gpr (in usereg rma))
 	   (unit u-exec))))

 (dnci lbucp "load byte coprocessor" (OPTIONAL_CP_INSN (STALL STORE) (MACH c5))
      "lbucp $crn,$cdisp12($rma)"
      (+ MAJ_15 crn rma (f-sub4 6) (f-ext4 12) cdisp12)
      (sequence ()
 	       (c-call "check_option_cp" pc)
 	       (set crn (zext SI (mem QI (add rma (ext SI cdisp12))))))
      ((mep (unit u-use-gpr (in usereg rma))
 	   (unit u-exec))))


 (dnci shcp "store half-word coprocessor" (OPTIONAL_CP_INSN (STALL STORE) (MACH c5))
      "shcp $crn,$cdisp12($rma)"
      (+ MAJ_15 crn rma (f-sub4 6) (f-ext4 1) cdisp12)
      (sequence ()
 	       (c-call "check_option_cp" pc)
 	       (c-call VOID "check_write_to_text" (add rma (ext SI cdisp12)))
 	       (set (mem HI (add rma (ext SI cdisp12))) (and crn #xffff)))
      ((mep (unit u-use-gpr (in usereg rma))
 	   (unit u-exec))))

 (dnci lhcp "load half-word coprocessor" (OPTIONAL_CP_INSN (STALL STORE) (MACH c5))
      "lhcp $crn,$cdisp12($rma)"
      (+ MAJ_15 crn rma (f-sub4 6) (f-ext4 5) cdisp12)
      (sequence ()
 	       (c-call "check_option_cp" pc)
 	       (set crn (ext SI (mem HI (add rma (ext SI cdisp12))))))
      ((mep (unit u-use-gpr (in usereg rma))
 	   (unit u-exec))))

 (dnci lhucp "load half-word coprocessor" (OPTIONAL_CP_INSN (STALL STORE) (MACH c5))
      "lhucp $crn,$cdisp12($rma)"
      (+ MAJ_15 crn rma (f-sub4 6) (f-ext4 13) cdisp12)
      (sequence ()
 	       (c-call "check_option_cp" pc)
 	       (set crn (zext SI (mem HI (add rma (ext SI cdisp12))))))
      ((mep (unit u-use-gpr (in usereg rma))
 	   (unit u-exec))))


 (dnci lbucpa "load byte coprocessor" (OPTIONAL_CP_INSN (STALL LOAD) (MACH c5))
      "lbucpa $crn,($rma+),$cdisp10"
      (+ MAJ_15 crn rma (f-sub4 5) (f-ext4 #xC) (f-ext62 #x0) cdisp10)
      (sequence ()
 	       (c-call "check_option_cp" pc)
 	       (set crn (zext SI (mem QI rma)))
 	       (set rma (add rma cdisp10)))
      ((mep (unit u-use-gpr (in usereg rma))
 	   (unit u-exec))))

 (dnci lhucpa "load half-word coprocessor" (OPTIONAL_CP_INSN (STALL LOAD) (MACH c5))
      "lhucpa $crn,($rma+),$cdisp10a2"
      (+ MAJ_15 crn rma (f-sub4 5) (f-ext4 #xD) (f-ext62 #x0) cdisp10a2)
      (sequence ()
 	       (c-call "check_option_cp" pc)
 	       (set crn (zext SI (mem HI (and rma (inv SI 1)))))
 	       (set rma (add rma (ext SI cdisp10a2))))
      ((mep (unit u-use-gpr (in usereg rma))
 	   (unit u-exec))))

 (dnci lbucpm0 "lbucpm0" (OPTIONAL_CP_INSN (MACH c5))
      "lbucpm0 $crn,($rma+),$cdisp10"
      (+ MAJ_15 crn rma (f-sub4 5) (f-ext4 #xc) (f-ext62 #x2) cdisp10)
      (sequence ()
 	       (c-call "check_option_cp" pc)
 	       (set crn (zext SI (mem QI rma)))
 	       (set rma (mod0 cdisp10)))
      ((mep (unit u-use-gpr (in usereg rma))
 	   (unit u-exec))))

 (dnci lhucpm0 "lhucpm0" (OPTIONAL_CP_INSN (MACH c5))
      "lhucpm0 $crn,($rma+),$cdisp10a2"
      (+ MAJ_15 crn rma (f-sub4 5) (f-ext4 #xd) (f-ext62 #x2) cdisp10a2)
      (sequence ()
 	       (c-call "check_option_cp" pc)
 	       (set crn (zext SI (mem HI (and rma (inv SI 1)))))
 	       (set rma (mod0 cdisp10a2)))
      ((mep (unit u-use-gpr (in usereg rma))
 	   (unit u-exec))))

 (dnci lbucpm1 "lbucpm1" (OPTIONAL_CP_INSN (MACH c5))
      "lbucpm1 $crn,($rma+),$cdisp10"
      (+ MAJ_15 crn rma (f-sub4 5) (f-ext4 #xc) (f-ext62 #x3) cdisp10)
      (sequence ()
 	       (c-call "check_option_cp" pc)
 	       (set crn (zext SI (mem QI rma)))
 	       (set rma (mod1 cdisp10)))
      ((mep (unit u-use-gpr (in usereg rma))
 	   (unit u-exec))))

 (dnci lhucpm1 "lhucpm1" (OPTIONAL_CP_INSN (MACH c5))
      "lhucpm1 $crn,($rma+),$cdisp10a2"
      (+ MAJ_15 crn rma (f-sub4 5) (f-ext4 #xd) (f-ext62 #x3) cdisp10a2)
      (sequence ()
 	       (c-call "check_option_cp" pc)
 	       (set crn (zext SI (mem HI (and rma (inv SI 1)))))
 	       (set rma (mod1 cdisp10a2)))
      ((mep (unit u-use-gpr (in usereg rma))
 	   (unit u-exec))))

 (dnci uci "uci" ((MACH c5) VOLATILE)
      "uci $rn,$rm,$uimm16"
      (+ MAJ_15 rn rm (f-sub4 2) simm16)
      (set rn (c-call SI "do_UCI" rn rm (zext SI uimm16) pc))
      ((mep (unit u-use-gpr (in usereg rm))
 	   (unit u-use-gpr (in usereg rn))
 	   (unit u-exec))))

 (dnf f-c5-rnm     "register n/m"              (all-mep-isas)    4  8)
 (dnf f-c5-rm      "register m"              (all-mep-isas)    8  4)
 (df  f-c5-16u16  "general 16-bit u-val"    (all-mep-isas) 16 16 UINT #f #f)

 (dnmf f-c5-rmuimm20 "20-bit immediate in Rm/Imm16" (all-mep-isas) UINT
       (f-c5-rm f-c5-16u16)
       (sequence () ; insert
 		(set (ifield f-c5-rm)    (srl (ifield f-c5-rmuimm20) 16))
 		(set (ifield f-c5-16u16) (and (ifield f-c5-rmuimm20) #xffff))
 		)
       (sequence () ; extract
 		(set (ifield f-c5-rmuimm20) (or (ifield f-c5-16u16)
 						(sll (ifield f-c5-rm) 16)))
 		)
       )
 (dnop c5rmuimm20 "20-bit immediate in rm and imm16" (all-mep-core-isas) h-uint f-c5-rmuimm20)

 (dnmf f-c5-rnmuimm24 "24-bit immediate in Rm/Imm16" (all-mep-isas) UINT
       (f-c5-rnm f-c5-16u16)
       (sequence () ; insert
 		(set (ifield f-c5-rnm)    (srl (ifield f-c5-rnmuimm24) 16))
 		(set (ifield f-c5-16u16) (and (ifield f-c5-rnmuimm24) #xffff))
 		)
       (sequence () ; extract
 		(set (ifield f-c5-rnmuimm24) (or (ifield f-c5-16u16)
 						(sll (ifield f-c5-rnm) 16)))
 		)
       )
 (dnop c5rnmuimm24 "24-bit immediate in rn, rm, and imm16" (all-mep-core-isas) h-uint f-c5-rnmuimm24)

 (dnci dsp "dsp" ((MACH c5) VOLATILE)
      "dsp $rn,$rm,$uimm16"
      (+ MAJ_15 rn rm (f-sub4 0) uimm16)
      (set rn (c-call SI "do_DSP" rn rm (zext SI uimm16) pc))
      ((mep (unit u-use-gpr (in usereg rm))
 	   (unit u-use-gpr (in usereg rn))
 	   (unit u-exec))))

 (dnci dsp0 "dsp0" ((MACH c5) VOLATILE NO-DIS ALIAS)
      "dsp0 $c5rnmuimm24"
      (+ MAJ_15 c5rnmuimm24 (f-sub4 0))
      (c-call VOID "do_DSP" (zext SI c5rnmuimm24) pc)
      ((mep (unit u-exec))))

 (dnci dsp1 "dsp1" ((MACH c5) VOLATILE NO-DIS ALIAS)
      "dsp1 $rn,$c5rmuimm20"
      (+ MAJ_15 rn (f-sub4 0) c5rmuimm20)
      (set rn (c-call SI "do_DSP" rn (zext SI c5rmuimm20) pc))
      ((mep (unit u-use-gpr (in usereg rn))
 	   (unit u-exec))))
	; Copyright 2011 Free Software Foundation, Inc.
	;
	; Contributed by Red Hat Inc;
	;
	; This file is part of the GNU Binutils.
	;
	; This program 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 of the License, or
	; (at your option) any later version.
	;
	; This program 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 this program; if not, write to the Free Software
	; Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
	; MA 02110-1301, USA.

	; Insns introduced for the MeP-c5 core
	;

	(dnf f-c5n4 "extended field" (all-mep-core-isas) 16 4)
	(dnf f-c5n5 "extended field" (all-mep-core-isas) 20 4)
	(dnf f-c5n6 "extended field" (all-mep-core-isas) 24 4)
	(dnf f-c5n7 "extended field" (all-mep-core-isas) 28 4)
	(dnf f-rl5 "register l c5" (all-mep-core-isas) 20 4)
	(df f-12s20 "extended field" (all-mep-core-isas) 20 12 INT #f #f)

	(dnop rl5 "register Rl c5" (all-mep-core-isas) h-gpr f-rl5)
	(dnop cdisp12 "copro addend (12 bits)" (all-mep-core-isas) h-sint f-12s20)

	(dnci stcb_r "store in control bus space" (VOLATILE (MACH c5))
	"stcb $rn,($rma)"
	(+ MAJ_7 rn rma (f-sub4 12))
	(c-call VOID "do_stcb" rn (and rma #xffff))
	((mep (unit u-use-gpr (in usereg rn))
	(unit u-use-gpr (in usereg rma))
	(unit u-exec)
	(unit u-stcb))))

	(dnci ldcb_r "load from control bus space" (VOLATILE (MACH c5) (LATENCY 3))
	"ldcb $rn,($rma)"
	(+ MAJ_7 rn rma (f-sub4 13))
	(set rn (c-call SI "do_ldcb" (and rma #xffff)))
	((mep (unit u-use-gpr (in usereg rma))
	(unit u-ldcb)
	(unit u-exec)
	(unit u-ldcb-gpr (out loadreg rn)))))

	(dnci pref "cache prefetch" ((MACH c5) VOLATILE)
	"pref $cimm4,($rma)"
	(+ MAJ_7 cimm4 rma (f-sub4 5))
	(sequence ()
	(c-call VOID "check_option_dcache" pc)
	(c-call VOID "do_cache_prefetch" cimm4 rma pc))
	((mep (unit u-use-gpr (in usereg rma))
	(unit u-exec))))

	(dnci prefd "cache prefetch" ((MACH c5) VOLATILE)
	"pref $cimm4,$sdisp16($rma)"
	(+ MAJ_15 cimm4 rma (f-sub4 3) sdisp16)
	(sequence ()
	(c-call VOID "check_option_dcache" pc)
	(c-call VOID "do_cache_prefetch" cimm4 (add INT rma (ext SI sdisp16)) pc))
	((mep (unit u-use-gpr (in usereg rma))
	(unit u-exec))))

	(dnci casb3 "compare and swap byte 3" ((MACH c5) VOLATILE OPTIONAL_BIT_INSN)
	"casb3 $rl5,$rn,($rm)"
	(+ MAJ_15 rn rm (f-sub4 #x1) (f-c5n4 #x2) rl5 (f-c5n6 #x0) (f-c5n7 #x0))
	(sequence ()
	(c-call VOID "do_casb3" (index-of rl5) rn rm pc)
	(set rl5 rl5)
	)
	((mep (unit u-use-gpr (in usereg rl5))
	(unit u-load-gpr (out loadreg rl5))
	(unit u-exec))))

	(dnci cash3 "compare and swap halfword 3" ((MACH c5) VOLATILE OPTIONAL_BIT_INSN)
	"cash3 $rl5,$rn,($rm)"
	(+ MAJ_15 rn rm (f-sub4 #x1) (f-c5n4 #x2) rl5 (f-c5n6 #x0) (f-c5n7 #x1))
	(sequence ()
	(c-call VOID "do_cash3" (index-of rl5) rn rm pc)
	(set rl5 rl5)
	)
	((mep (unit u-use-gpr (in usereg rl5))
	(unit u-load-gpr (out loadreg rl5))
	(unit u-exec))))

	(dnci casw3 "compare and swap word 3" ((MACH c5) VOLATILE OPTIONAL_BIT_INSN)
	"casw3 $rl5,$rn,($rm)"
	(+ MAJ_15 rn rm (f-sub4 #x1) (f-c5n4 #x2) rl5 (f-c5n6 #x0) (f-c5n7 #x2))
	(sequence ()
	(c-call VOID "do_casw3" (index-of rl5) rn rm pc)
	(set rl5 rl5)
	)
	((mep (unit u-use-gpr (in usereg rl5))
	(unit u-load-gpr (out loadreg rl5))
	(unit u-exec))))



	(dnci sbcp "store byte coprocessor" (OPTIONAL_CP_INSN (STALL STORE) (MACH c5))
	"sbcp $crn,$cdisp12($rma)"
	(+ MAJ_15 crn rma (f-sub4 6) (f-ext4 0) cdisp12)
	(sequence ()
	(c-call "check_option_cp" pc)
	(c-call VOID "check_write_to_text" (add rma (ext SI cdisp12)))
	(set (mem QI (add rma (ext SI cdisp12))) (and crn #xff)))
	((mep (unit u-use-gpr (in usereg rma))
	(unit u-exec))))

	(dnci lbcp "load byte coprocessor" (OPTIONAL_CP_INSN (STALL STORE) (MACH c5))
	"lbcp $crn,$cdisp12($rma)"
	(+ MAJ_15 crn rma (f-sub4 6) (f-ext4 4) cdisp12)
	(sequence ()
	(c-call "check_option_cp" pc)
	(set crn (ext SI (mem QI (add rma (ext SI cdisp12))))))
	((mep (unit u-use-gpr (in usereg rma))
	(unit u-exec))))

	(dnci lbucp "load byte coprocessor" (OPTIONAL_CP_INSN (STALL STORE) (MACH c5))
	"lbucp $crn,$cdisp12($rma)"
	(+ MAJ_15 crn rma (f-sub4 6) (f-ext4 12) cdisp12)
	(sequence ()
	(c-call "check_option_cp" pc)
	(set crn (zext SI (mem QI (add rma (ext SI cdisp12))))))
	((mep (unit u-use-gpr (in usereg rma))
	(unit u-exec))))


	(dnci shcp "store half-word coprocessor" (OPTIONAL_CP_INSN (STALL STORE) (MACH c5))
	"shcp $crn,$cdisp12($rma)"
	(+ MAJ_15 crn rma (f-sub4 6) (f-ext4 1) cdisp12)
	(sequence ()
	(c-call "check_option_cp" pc)
	(c-call VOID "check_write_to_text" (add rma (ext SI cdisp12)))
	(set (mem HI (add rma (ext SI cdisp12))) (and crn #xffff)))
	((mep (unit u-use-gpr (in usereg rma))
	(unit u-exec))))

	(dnci lhcp "load half-word coprocessor" (OPTIONAL_CP_INSN (STALL STORE) (MACH c5))
	"lhcp $crn,$cdisp12($rma)"
	(+ MAJ_15 crn rma (f-sub4 6) (f-ext4 5) cdisp12)
	(sequence ()
	(c-call "check_option_cp" pc)
	(set crn (ext SI (mem HI (add rma (ext SI cdisp12))))))
	((mep (unit u-use-gpr (in usereg rma))
	(unit u-exec))))

	(dnci lhucp "load half-word coprocessor" (OPTIONAL_CP_INSN (STALL STORE) (MACH c5))
	"lhucp $crn,$cdisp12($rma)"
	(+ MAJ_15 crn rma (f-sub4 6) (f-ext4 13) cdisp12)
	(sequence ()
	(c-call "check_option_cp" pc)
	(set crn (zext SI (mem HI (add rma (ext SI cdisp12))))))
	((mep (unit u-use-gpr (in usereg rma))
	(unit u-exec))))


	(dnci lbucpa "load byte coprocessor" (OPTIONAL_CP_INSN (STALL LOAD) (MACH c5))
	"lbucpa $crn,($rma+),$cdisp10"
	(+ MAJ_15 crn rma (f-sub4 5) (f-ext4 #xC) (f-ext62 #x0) cdisp10)
	(sequence ()
	(c-call "check_option_cp" pc)
	(set crn (zext SI (mem QI rma)))
	(set rma (add rma cdisp10)))
	((mep (unit u-use-gpr (in usereg rma))
	(unit u-exec))))

	(dnci lhucpa "load half-word coprocessor" (OPTIONAL_CP_INSN (STALL LOAD) (MACH c5))
	"lhucpa $crn,($rma+),$cdisp10a2"
	(+ MAJ_15 crn rma (f-sub4 5) (f-ext4 #xD) (f-ext62 #x0) cdisp10a2)
	(sequence ()
	(c-call "check_option_cp" pc)
	(set crn (zext SI (mem HI (and rma (inv SI 1)))))
	(set rma (add rma (ext SI cdisp10a2))))
	((mep (unit u-use-gpr (in usereg rma))
	(unit u-exec))))

	(dnci lbucpm0 "lbucpm0" (OPTIONAL_CP_INSN (MACH c5))
	"lbucpm0 $crn,($rma+),$cdisp10"
	(+ MAJ_15 crn rma (f-sub4 5) (f-ext4 #xc) (f-ext62 #x2) cdisp10)
	(sequence ()
	(c-call "check_option_cp" pc)
	(set crn (zext SI (mem QI rma)))
	(set rma (mod0 cdisp10)))
	((mep (unit u-use-gpr (in usereg rma))
	(unit u-exec))))

	(dnci lhucpm0 "lhucpm0" (OPTIONAL_CP_INSN (MACH c5))
	"lhucpm0 $crn,($rma+),$cdisp10a2"
	(+ MAJ_15 crn rma (f-sub4 5) (f-ext4 #xd) (f-ext62 #x2) cdisp10a2)
	(sequence ()
	(c-call "check_option_cp" pc)
	(set crn (zext SI (mem HI (and rma (inv SI 1)))))
	(set rma (mod0 cdisp10a2)))
	((mep (unit u-use-gpr (in usereg rma))
	(unit u-exec))))

	(dnci lbucpm1 "lbucpm1" (OPTIONAL_CP_INSN (MACH c5))
	"lbucpm1 $crn,($rma+),$cdisp10"
	(+ MAJ_15 crn rma (f-sub4 5) (f-ext4 #xc) (f-ext62 #x3) cdisp10)
	(sequence ()
	(c-call "check_option_cp" pc)
	(set crn (zext SI (mem QI rma)))
	(set rma (mod1 cdisp10)))
	((mep (unit u-use-gpr (in usereg rma))
	(unit u-exec))))

	(dnci lhucpm1 "lhucpm1" (OPTIONAL_CP_INSN (MACH c5))
	"lhucpm1 $crn,($rma+),$cdisp10a2"
	(+ MAJ_15 crn rma (f-sub4 5) (f-ext4 #xd) (f-ext62 #x3) cdisp10a2)
	(sequence ()
	(c-call "check_option_cp" pc)
	(set crn (zext SI (mem HI (and rma (inv SI 1)))))
	(set rma (mod1 cdisp10a2)))
	((mep (unit u-use-gpr (in usereg rma))
	(unit u-exec))))

	(dnci uci "uci" ((MACH c5) VOLATILE)
	"uci $rn,$rm,$uimm16"
	(+ MAJ_15 rn rm (f-sub4 2) simm16)
	(set rn (c-call SI "do_UCI" rn rm (zext SI uimm16) pc))
	((mep (unit u-use-gpr (in usereg rm))
	(unit u-use-gpr (in usereg rn))
	(unit u-exec))))

	(dnf f-c5-rnm "register n/m" (all-mep-isas) 4 8)
	(dnf f-c5-rm "register m" (all-mep-isas) 8 4)
	(df f-c5-16u16 "general 16-bit u-val" (all-mep-isas) 16 16 UINT #f #f)

	(dnmf f-c5-rmuimm20 "20-bit immediate in Rm/Imm16" (all-mep-isas) UINT
	(f-c5-rm f-c5-16u16)
	(sequence () ; insert
	(set (ifield f-c5-rm) (srl (ifield f-c5-rmuimm20) 16))
	(set (ifield f-c5-16u16) (and (ifield f-c5-rmuimm20) #xffff))
	)
	(sequence () ; extract
	(set (ifield f-c5-rmuimm20) (or (ifield f-c5-16u16)
	(sll (ifield f-c5-rm) 16)))
	)
	)
	(dnop c5rmuimm20 "20-bit immediate in rm and imm16" (all-mep-core-isas) h-uint f-c5-rmuimm20)

	(dnmf f-c5-rnmuimm24 "24-bit immediate in Rm/Imm16" (all-mep-isas) UINT
	(f-c5-rnm f-c5-16u16)
	(sequence () ; insert
	(set (ifield f-c5-rnm) (srl (ifield f-c5-rnmuimm24) 16))
	(set (ifield f-c5-16u16) (and (ifield f-c5-rnmuimm24) #xffff))
	)
	(sequence () ; extract
	(set (ifield f-c5-rnmuimm24) (or (ifield f-c5-16u16)
	(sll (ifield f-c5-rnm) 16)))
	)
	)
	(dnop c5rnmuimm24 "24-bit immediate in rn, rm, and imm16" (all-mep-core-isas) h-uint f-c5-rnmuimm24)

	(dnci dsp "dsp" ((MACH c5) VOLATILE)
	"dsp $rn,$rm,$uimm16"
	(+ MAJ_15 rn rm (f-sub4 0) uimm16)
	(set rn (c-call SI "do_DSP" rn rm (zext SI uimm16) pc))
	((mep (unit u-use-gpr (in usereg rm))
	(unit u-use-gpr (in usereg rn))
	(unit u-exec))))

	(dnci dsp0 "dsp0" ((MACH c5) VOLATILE NO-DIS ALIAS)
	"dsp0 $c5rnmuimm24"
	(+ MAJ_15 c5rnmuimm24 (f-sub4 0))
	(c-call VOID "do_DSP" (zext SI c5rnmuimm24) pc)
	((mep (unit u-exec))))

	(dnci dsp1 "dsp1" ((MACH c5) VOLATILE NO-DIS ALIAS)
	"dsp1 $rn,$c5rmuimm20"
	(+ MAJ_15 rn (f-sub4 0) c5rmuimm20)
	(set rn (c-call SI "do_DSP" rn (zext SI c5rmuimm20) pc))
	((mep (unit u-use-gpr (in usereg rn))
	(unit u-exec))))