| /* |
| * Copyright (c) 2002, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code 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 |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| * |
| */ |
| |
| package sun.jvm.hotspot.asm.sparc; |
| |
| import sun.jvm.hotspot.asm.*; |
| |
| // Please refer to "The SPARC Architecture Manual - Version 8" |
| |
| public interface SPARCOpcodes { |
| |
| // format type is coded in 2 bits - primary opcode - "op" |
| public static final int FORMAT_START_BIT = 30; |
| public static final int FORMAT_MASK = 3 << FORMAT_START_BIT; |
| |
| // sparc instruction formats |
| |
| // PC Relative CALL |
| public static final int FORMAT_1 = 1; |
| |
| // Bicc, FBfcc, CBccc, SETHI |
| public static final int FORMAT_2 = 0; |
| |
| // memory instructions |
| public static final int FORMAT_3 = 3; |
| |
| // arithmetic, logical, shift and remaining |
| public static final int FORMAT_3A = 2; |
| |
| // disp 30 - used in pc relative call |
| public static final int DISP_30_MASK = 0x3FFFFFFF; |
| |
| // secondary opcode "op2" used in FORMAT_2 instructions - 3 bits. |
| public static final int OP_2_START_BIT = 22; |
| public static final int OP_2_MASK = 7 << OP_2_START_BIT; |
| |
| // various "op2" masks |
| public static final int OP_2_UNIMP = 0; |
| public static final int OP_2_Bicc = 2; |
| public static final int OP_2_SETHI = 4; |
| public static final int OP_2_FBfcc = 6; |
| public static final int OP_2_CBccc = 7; |
| |
| // condition codes are encoded in 4 bits. |
| public static final int CONDITION_CODE_START_BIT = 25; |
| public static final int CONDITION_CODE_MASK = 0xF << CONDITION_CODE_START_BIT; |
| |
| // branch condition codes |
| public static final int CONDITION_BN = 0; |
| public static final int CONDITION_FBN = CONDITION_BN; |
| public static final int CONDITION_CBN = CONDITION_BN; |
| public static final int CONDITION_TN = CONDITION_BN; |
| |
| public static final int CONDITION_BE = 1; |
| public static final int CONDITION_FBNE = CONDITION_BE; |
| public static final int CONDITION_CB123= CONDITION_BE; |
| public static final int CONDITION_TE = CONDITION_BE; |
| |
| public static final int CONDITION_BLE = 2; |
| public static final int CONDITION_FBLG = CONDITION_BLE; |
| public static final int CONDITION_CB12 = CONDITION_BLE; |
| public static final int CONDITION_TLE = CONDITION_BLE; |
| |
| public static final int CONDITION_BL = 3; |
| public static final int CONDITION_FBUL = CONDITION_BL; |
| public static final int CONDITION_CB13 = CONDITION_BL; |
| public static final int CONDITION_TL = CONDITION_BL; |
| |
| public static final int CONDITION_BLEU = 4; |
| public static final int CONDITION_FBL = CONDITION_BLEU; |
| public static final int CONDITION_CB1 = CONDITION_BLEU; |
| public static final int CONDITION_TLEU = CONDITION_BLEU; |
| |
| public static final int CONDITION_BCS = 5; |
| public static final int CONDITION_FBUG = CONDITION_BCS; |
| public static final int CONDITION_CB23 = CONDITION_BCS; |
| public static final int CONDITION_TCS = CONDITION_BCS; |
| |
| public static final int CONDITION_BNEG = 6; |
| public static final int CONDITION_FBG = CONDITION_BNEG; |
| public static final int CONDITION_CB2 = CONDITION_BNEG; |
| public static final int CONDITION_TNEG = CONDITION_BNEG; |
| |
| public static final int CONDITION_BVS = 7; |
| public static final int CONDITION_FBU = CONDITION_BVS; |
| public static final int CONDITION_CB3 = CONDITION_BVS; |
| public static final int CONDITION_TVS = CONDITION_BVS; |
| |
| public static final int CONDITION_BA = 8; |
| public static final int CONDITION_FBA = CONDITION_BA; |
| public static final int CONDITION_CBA = CONDITION_BA; |
| public static final int CONDITION_TA = CONDITION_BA; |
| |
| public static final int CONDITION_BNE = 9; |
| public static final int CONDITION_FBE = CONDITION_BNE; |
| public static final int CONDITION_CB0 = CONDITION_BNE; |
| public static final int CONDITION_TNE = CONDITION_BNE; |
| |
| public static final int CONDITION_BG = 0xA; |
| public static final int CONDITION_FBUE = CONDITION_BG; |
| public static final int CONDITION_CB03 = CONDITION_BG; |
| public static final int CONDITION_TG = CONDITION_BG; |
| |
| public static final int CONDITION_BGE = 0xB; |
| public static final int CONDITION_FBGE = CONDITION_BGE; |
| public static final int CONDITION_CB02 = CONDITION_BGE; |
| public static final int CONDITION_TGE = CONDITION_BGE; |
| |
| public static final int CONDITION_BGU = 0xC; |
| public static final int CONDITION_FBUGE= CONDITION_BGU; |
| public static final int CONDITION_CB023= CONDITION_BGU; |
| public static final int CONDITION_TGU = CONDITION_BGU; |
| |
| public static final int CONDITION_BCC = 0xD; |
| public static final int CONDITION_FBLE = CONDITION_BCC; |
| public static final int CONDITION_CB01 = CONDITION_BCC; |
| public static final int CONDITION_TCC = CONDITION_BCC; |
| |
| public static final int CONDITION_BPOS = 0xE; |
| public static final int CONDITION_FBULE= CONDITION_BPOS; |
| public static final int CONDITION_CB013= CONDITION_BPOS; |
| public static final int CONDITION_TPOS = CONDITION_BPOS; |
| |
| public static final int CONDITION_BVC = 0xF; |
| public static final int CONDITION_FBO = CONDITION_BVC; |
| public static final int CONDITION_CB012= CONDITION_BVC; |
| public static final int CONDITION_TVC = CONDITION_BVC; |
| |
| // annul bit mask |
| public static final int ANNUL_MASK = 1 << 29; |
| |
| // 22 bit displacement or immediate value - used in FORMAT_2 instructions. |
| public static final int DISP_22_MASK = 0x3FFFFF; |
| public static final int IMM_22_MASK = DISP_22_MASK; |
| |
| // second operand mask, called "i" bit |
| public static final int I_START_BIT = 13; |
| public static final int I_MASK = 1 << I_START_BIT; |
| |
| // address space identifier - "asi" - 8 bits |
| public static final int ASI_START_BIT = 5; |
| public static final int ASI_MASK = 0xFF << ASI_START_BIT; |
| |
| // signed immediate value 13 bits - "simm13" |
| public static final int SIMM_13_MASK = 0x1FFF; |
| |
| // co-processor or floating point opcode field - "ocf/opf" - 9 bits |
| public static final int OPF_START_BIT = 5; |
| public static final int OPF_MASK = 0x1FF << OPF_START_BIT; |
| public static final int OPC_MASK = OPF_MASK; |
| |
| // opcode part 3 - used in FORMAT_3 and FORMAT_3A instructions |
| // "op3" - 6 bits |
| public static final int OP_3_START_BIT = 19; |
| public static final int OP_3_MASK = 0x3F << OP_3_START_BIT; |
| |
| // register masks |
| public static final int RD_START_BIT = 25; |
| public static final int RD_MASK = 0x1F << RD_START_BIT; // "rd" |
| public static final int RS1_START_BIT = 14; |
| public static final int RS1_MASK = 0x1F << RS1_START_BIT; // "rs1" |
| public static final int RS2_MASK = 0x1F; // "rs2" |
| |
| // load/store instructions - op3 values - used with op=3 (FORMAT_3) |
| public static final int LD = 0; |
| public static final int LDA = (1 << 4); |
| public static final int LDF = (2 << 4); |
| public static final int LDC = (3 << 4); |
| |
| public static final int LDUB = 1; |
| public static final int LDUBA = (1 << 4) | 1; |
| public static final int LDFSR = (2 << 4) | 1; |
| public static final int LDCSR = (3 << 4) | 1; |
| |
| public static final int LDUH = 2; |
| public static final int LDUHA = (1 << 4) | 2; |
| |
| public static final int LDD = 3; |
| public static final int LDDA = (1 << 4) | 3; |
| public static final int LDDF = (2 << 4) | 3; |
| public static final int LDDC = (3 << 4) | 3; |
| |
| public static final int ST = 4; |
| public static final int STA = (1 << 4) | 4; |
| public static final int STF = (2 << 4) | 4; |
| public static final int STC = (3 << 4) | 4; |
| |
| public static final int STB = 5; |
| public static final int STBA = (1 << 4) | 5; |
| public static final int STFSR = (2 << 4) | 5; |
| public static final int STCSR = (3 << 4) | 5; |
| |
| public static final int STH = 6; |
| public static final int STHA = (1 << 4) | 6; |
| public static final int STDFQ = (2 << 4) | 6; |
| public static final int STDCQ = (3 << 4) | 6; |
| |
| public static final int STD = 7; |
| public static final int STDA = (1 << 4) | 7; |
| public static final int STDF = (2 << 4) | 7; |
| public static final int STDC = (3 << 4) | 7; |
| |
| public static final int LDSB = 9; |
| public static final int LDSBA = (1 << 4) | 9; |
| |
| public static final int LDSH = 0xA; |
| public static final int LDSHA = (1 << 4) | 0xA; |
| |
| public static final int LDSTUB = 0xD; |
| public static final int LDSTUBA = (1 << 4) | 0xD; |
| |
| public static final int SWAP = 0xF; |
| public static final int SWAPA = (1 << 4) | 0xF; |
| |
| // arithmetic, logic remaining - op3 with op=2 (FORMAT_3A) |
| public static final int ADD = 0; |
| public static final int ADDcc = (1 << 4); |
| public static final int TADDcc = (2 << 4); |
| public static final int WRASR = (3 << 4); |
| public static final int WRY = WRASR; |
| |
| public static final int AND = 1; |
| public static final int ANDcc = (1 << 4) | 1; |
| public static final int TSUBcc = (2 << 4) | 1; |
| public static final int WRPSR = (3 << 4) | 1; |
| |
| public static final int OR = 2; |
| public static final int ORcc = (1 << 4) | 2; |
| public static final int TADDccTV = (2 << 4) | 2; |
| public static final int WRWIM = (3 << 4) | 2; |
| |
| public static final int XOR = 3; |
| public static final int XORcc = (1 << 4) | 3; |
| public static final int TSUBccTV = (2 << 4) | 3; |
| public static final int WRTBR = (3 << 4) | 3; |
| |
| public static final int SUB = 4; |
| public static final int SUBcc = (1 << 4) | 4; |
| public static final int MULScc = (2 << 4) | 4; |
| public static final int FPop1 = (3 << 4) | 4; |
| |
| public static final int ANDN = 5; |
| public static final int ANDNcc = (1 << 4) | 5; |
| public static final int SLL = (2 << 4) | 5; |
| public static final int FPop2 = (3 << 4) | 5; |
| |
| public static final int ORN = 6; |
| public static final int ORNcc = (1 << 4) | 6; |
| public static final int SRL = (2 << 4) | 6; |
| public static final int CPop1 = (3 << 4) | 6; |
| |
| public static final int XNOR = 7; |
| public static final int XNORcc = (1 << 4) | 7; |
| public static final int SRA = (2 << 4) | 7; |
| public static final int CPop2 = (3 << 4) | 7; |
| |
| public static final int ADDX = 8; |
| public static final int ADDXcc = (1 << 4) | 8; |
| public static final int RDASR = (2 << 4) | 8; |
| public static final int RDY = RDASR; |
| public static final int STBAR = RDASR; |
| public static final int JMPL = (3 << 4) | 8; |
| |
| public static final int RDPSR = (2 << 4) | 9; |
| public static final int RETT = (3 << 4) | 9; |
| |
| public static final int UMUL = 0xA; |
| public static final int UMULcc = (1 << 4) | 0xA; |
| public static final int RDWIM = (2 << 4) | 0xA; |
| public static final int Ticc = (3 << 4) | 0xA; |
| |
| public static final int SMUL = 0xB; |
| public static final int SMULcc = (1 << 4) | 0xB; |
| public static final int RDTBR = (2 << 4) | 0xB; |
| public static final int FLUSH = (3 << 4) | 0xB; |
| |
| public static final int SUBX = 0xC; |
| public static final int SUBXcc = (1 << 4) | 0xC; |
| public static final int SAVE = (3 << 4) | 0xC; |
| |
| public static final int RESTORE = (3 << 4) | 0xD; |
| |
| public static final int UDIV = 0xE; |
| public static final int UDIVcc = (1 << 4) | 0xE; |
| |
| public static final int SDIV = 0xF; |
| public static final int SDIVcc = (1 << 4) | 0xF; |
| |
| // opf - 9 bits (op=2, op3=0x34=FPop1) - floating point arithmetic |
| public static final int FMOVs = 0x01; |
| public static final int FNEGs = 0x05; |
| public static final int FABSs = 0x09; |
| public static final int FSQRTs = 0x29; |
| public static final int FSQRTd = 0x2A; |
| public static final int FSQRTq = 0x2B; |
| public static final int FADDs = 0x41; |
| public static final int FADDd = 0x42; |
| public static final int FADDq = 0x43; |
| public static final int FSUBs = 0x45; |
| public static final int FSUBd = 0x46; |
| public static final int FSUBq = 0x47; |
| public static final int FMULs = 0x49; |
| public static final int FMULd = 0x4A; |
| public static final int FMULq = 0x4B; |
| public static final int FDIVs = 0x4D; |
| public static final int FDIVd = 0x4E; |
| public static final int FDIVq = 0x4F; |
| public static final int FsMULd = 0x69; |
| public static final int FdMULq = 0x6E; |
| public static final int FiTOs = 0xC4; |
| public static final int FdTOs = 0xC6; |
| public static final int FqTOs = 0xC7; |
| public static final int FiTOd = 0xC8; |
| public static final int FsTOd = 0xC9; |
| public static final int FqTOd = 0xCB; |
| public static final int FiTOq = 0xCC; |
| public static final int FsTOq = 0xCD; |
| public static final int FdTOq = 0xCE; |
| public static final int FsTOi = 0xD1; |
| public static final int FdTOi = 0xD2; |
| public static final int FqTOi = 0xD3; |
| |
| // opf - 9 bits (op=2, op3=0x35=FPop2) - floating point comparisons |
| public static final int FCMPs = 0x51; |
| public static final int FCMPd = 0x52; |
| public static final int FCMPq = 0x53; |
| public static final int FCMPEs = 0x55; |
| public static final int FCMPEd = 0x56; |
| public static final int FCMPEq = 0x57; |
| |
| // 5 bit shift count mask |
| public static final int SHIFT_COUNT_5_MASK = 0x1F; |
| } |