1 /* microblaze-opcm.h -- Header used in microblaze-opc.h 2 3 Copyright 2009 Free Software Foundation, Inc. 4 5 This file is part of the GNU opcodes library. 6 7 This library is free software; you can redistribute it and/or modify 8 it under the terms of the GNU General Public License as published by 9 the Free Software Foundation; either version 3, or (at your option) 10 any later version. 11 12 It is distributed in the hope that it will be useful, but WITHOUT 13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 14 or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public 15 License for more details. 16 17 You should have received a copy of the GNU General Public License 18 along with this file; see the file COPYING. If not, write to the 19 Free Software Foundation, 51 Franklin Street - Fifth Floor, Boston, 20 MA 02110-1301, USA. */ 21 22 23 #ifndef MICROBLAZE_OPCM 24 #define MICROBLAZE_OPCM 25 26 enum microblaze_instr 27 { 28 add, rsub, addc, rsubc, addk, rsubk, addkc, rsubkc, cmp, cmpu, 29 addi, rsubi, addic, rsubic, addik, rsubik, addikc, rsubikc, mul, 30 mulh, mulhu, mulhsu, 31 idiv, idivu, bsll, bsra, bsrl, get, put, nget, nput, cget, cput, 32 ncget, ncput, muli, bslli, bsrai, bsrli, mului, or, and, xor, 33 andn, pcmpbf, pcmpbc, pcmpeq, pcmpne, sra, src, srl, sext8, sext16, 34 wic, wdc, wdcclear, wdcflush, mts, mfs, br, brd, 35 brld, bra, brad, brald, microblaze_brk, beq, beqd, bne, bned, blt, 36 bltd, ble, bled, bgt, bgtd, bge, bged, ori, andi, xori, andni, 37 imm, rtsd, rtid, rtbd, rted, bri, brid, brlid, brai, braid, bralid, 38 brki, beqi, beqid, bnei, bneid, blti, bltid, blei, bleid, bgti, 39 bgtid, bgei, bgeid, lbu, lhu, lw, lwx, sb, sh, sw, swx, lbui, lhui, lwi, 40 sbi, shi, swi, msrset, msrclr, tuqula, fadd, frsub, fmul, fdiv, 41 fcmp_lt, fcmp_eq, fcmp_le, fcmp_gt, fcmp_ne, fcmp_ge, fcmp_un, flt, 42 fint, fsqrt, 43 tget, tcget, tnget, tncget, tput, tcput, tnput, tncput, 44 eget, ecget, neget, necget, eput, ecput, neput, necput, 45 teget, tecget, tneget, tnecget, teput, tecput, tneput, tnecput, 46 aget, caget, naget, ncaget, aput, caput, naput, ncaput, 47 taget, tcaget, tnaget, tncaget, taput, tcaput, tnaput, tncaput, 48 eaget, ecaget, neaget, necaget, eaput, ecaput, neaput, necaput, 49 teaget, tecaget, tneaget, tnecaget, teaput, tecaput, tneaput, tnecaput, 50 getd, tgetd, cgetd, tcgetd, ngetd, tngetd, ncgetd, tncgetd, 51 putd, tputd, cputd, tcputd, nputd, tnputd, ncputd, tncputd, 52 egetd, tegetd, ecgetd, tecgetd, negetd, tnegetd, necgetd, tnecgetd, 53 eputd, teputd, ecputd, tecputd, neputd, tneputd, necputd, tnecputd, 54 agetd, tagetd, cagetd, tcagetd, nagetd, tnagetd, ncagetd, tncagetd, 55 aputd, taputd, caputd, tcaputd, naputd, tnaputd, ncaputd, tncaputd, 56 eagetd, teagetd, ecagetd, tecagetd, neagetd, tneagetd, necagetd, tnecagetd, 57 eaputd, teaputd, ecaputd, tecaputd, neaputd, tneaputd, necaputd, tnecaputd, 58 invalid_inst 59 }; 60 61 enum microblaze_instr_type 62 { 63 arithmetic_inst, logical_inst, mult_inst, div_inst, branch_inst, 64 return_inst, immediate_inst, special_inst, memory_load_inst, 65 memory_store_inst, barrel_shift_inst, anyware_inst 66 }; 67 68 #define INST_WORD_SIZE 4 69 70 /* Gen purpose regs go from 0 to 31. */ 71 /* Mask is reg num - max_reg_num, ie reg_num - 32 in this case. */ 72 73 #define REG_PC_MASK 0x8000 74 #define REG_MSR_MASK 0x8001 75 #define REG_EAR_MASK 0x8003 76 #define REG_ESR_MASK 0x8005 77 #define REG_FSR_MASK 0x8007 78 #define REG_BTR_MASK 0x800b 79 #define REG_EDR_MASK 0x800d 80 #define REG_PVR_MASK 0xa000 81 82 #define REG_PID_MASK 0x9000 83 #define REG_ZPR_MASK 0x9001 84 #define REG_TLBX_MASK 0x9002 85 #define REG_TLBLO_MASK 0x9003 86 #define REG_TLBHI_MASK 0x9004 87 #define REG_TLBSX_MASK 0x9005 88 89 #define MIN_REGNUM 0 90 #define MAX_REGNUM 31 91 92 #define MIN_PVR_REGNUM 0 93 #define MAX_PVR_REGNUM 15 94 95 #define REG_PC 32 /* PC. */ 96 #define REG_MSR 33 /* Machine status reg. */ 97 #define REG_EAR 35 /* Exception reg. */ 98 #define REG_ESR 37 /* Exception reg. */ 99 #define REG_FSR 39 /* FPU Status reg. */ 100 #define REG_BTR 43 /* Branch Target reg. */ 101 #define REG_EDR 45 /* Exception reg. */ 102 #define REG_PVR 40960 /* Program Verification reg. */ 103 104 #define REG_PID 36864 /* MMU: Process ID reg. */ 105 #define REG_ZPR 36865 /* MMU: Zone Protect reg. */ 106 #define REG_TLBX 36866 /* MMU: TLB Index reg. */ 107 #define REG_TLBLO 36867 /* MMU: TLB Low reg. */ 108 #define REG_TLBHI 36868 /* MMU: TLB High reg. */ 109 #define REG_TLBSX 36869 /* MMU: TLB Search Index reg. */ 110 111 /* Alternate names for gen purpose regs. */ 112 #define REG_SP 1 /* stack pointer. */ 113 #define REG_ROSDP 2 /* read-only small data pointer. */ 114 #define REG_RWSDP 13 /* read-write small data pointer. */ 115 116 /* Assembler Register - Used in Delay Slot Optimization. */ 117 #define REG_AS 18 118 #define REG_ZERO 0 119 120 #define RD_LOW 21 /* Low bit for RD. */ 121 #define RA_LOW 16 /* Low bit for RA. */ 122 #define RB_LOW 11 /* Low bit for RB. */ 123 #define IMM_LOW 0 /* Low bit for immediate. */ 124 125 #define RD_MASK 0x03E00000 126 #define RA_MASK 0x001F0000 127 #define RB_MASK 0x0000F800 128 #define IMM_MASK 0x0000FFFF 129 130 /* Imm mask for barrel shifts. */ 131 #define IMM5_MASK 0x0000001F 132 133 /* FSL imm mask for get, put instructions. */ 134 #define RFSL_MASK 0x000000F 135 136 /* Imm mask for msrset, msrclr instructions. */ 137 #define IMM15_MASK 0x00007FFF 138 139 #endif /* MICROBLAZE-OPCM */ 140