diff options
Diffstat (limited to 'binutils-2.22/cpu/mep-c5.cpu')
-rw-r--r-- | binutils-2.22/cpu/mep-c5.cpu | 281 |
1 files changed, 281 insertions, 0 deletions
diff --git a/binutils-2.22/cpu/mep-c5.cpu b/binutils-2.22/cpu/mep-c5.cpu new file mode 100644 index 0000000..d3d4621 --- /dev/null +++ b/binutils-2.22/cpu/mep-c5.cpu @@ -0,0 +1,281 @@ +; 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)))) |