diff options
author | Yongbok Kim <yongbok.kim@mips.com> | 2018-08-02 16:16:02 +0200 |
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committer | Aleksandar Markovic <amarkovic@wavecomp.com> | 2018-08-24 17:51:59 +0200 |
commit | 261c95a0e98e5e9b13c9c005a991b7e7dc27f38a (patch) | |
tree | c95ba0033ff431f81a6567be4ff18df16399b588 | |
parent | fa7c0c9f5bc12970858a89f46dd5012c01545b80 (diff) | |
download | qemu-261c95a0e98e5e9b13c9c005a991b7e7dc27f38a.zip qemu-261c95a0e98e5e9b13c9c005a991b7e7dc27f38a.tar.gz qemu-261c95a0e98e5e9b13c9c005a991b7e7dc27f38a.tar.bz2 |
target/mips: Add nanoMIPS base instruction set opcodes
Add nanoMIPS opcodes. nanoMIPS instruction are organized by so-called
instruction pools. Each pool contains a set of opcodes, that in turn
can be instruction opcodes or instruction pool opcodes.
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Yongbok Kim <yongbok.kim@mips.com>
Signed-off-by: Aleksandar Markovic <amarkovic@wavecomp.com>
Signed-off-by: Stefan Markovic <smarkovic@wavecomp.com>
-rw-r--r-- | target/mips/translate.c | 670 |
1 files changed, 670 insertions, 0 deletions
diff --git a/target/mips/translate.c b/target/mips/translate.c index bdd880b..0075dbc 100644 --- a/target/mips/translate.c +++ b/target/mips/translate.c @@ -15701,6 +15701,676 @@ static int decode_micromips_opc (CPUMIPSState *env, DisasContext *ctx) return 2; } +/* + * + * nanoMIPS opcodes + * + */ + +/* MAJOR, P16, and P32 pools opcodes */ +enum { + NM_P_ADDIU = 0x00, + NM_ADDIUPC = 0x01, + NM_MOVE_BALC = 0x02, + NM_P16_MV = 0x04, + NM_LW16 = 0x05, + NM_BC16 = 0x06, + NM_P16_SR = 0x07, + + NM_POOL32A = 0x08, + NM_P_BAL = 0x0a, + NM_P16_SHIFT = 0x0c, + NM_LWSP16 = 0x0d, + NM_BALC16 = 0x0e, + NM_P16_4X4 = 0x0f, + + NM_P_GP_W = 0x10, + NM_P_GP_BH = 0x11, + NM_P_J = 0x12, + NM_P16C = 0x14, + NM_LWGP16 = 0x15, + NM_P16_LB = 0x17, + + NM_P48I = 0x18, + NM_P16_A1 = 0x1c, + NM_LW4X4 = 0x1d, + NM_P16_LH = 0x1f, + + NM_P_U12 = 0x20, + NM_P_LS_U12 = 0x21, + NM_P_BR1 = 0x22, + NM_P16_A2 = 0x24, + NM_SW16 = 0x25, + NM_BEQZC16 = 0x26, + + NM_POOL32F = 0x28, + NM_P_LS_S9 = 0x29, + NM_P_BR2 = 0x2a, + + NM_P16_ADDU = 0x2c, + NM_SWSP16 = 0x2d, + NM_BNEZC16 = 0x2e, + NM_MOVEP = 0x2f, + + NM_POOL32S = 0x30, + NM_P_BRI = 0x32, + NM_LI16 = 0x34, + NM_SWGP16 = 0x35, + NM_P16_BR = 0x36, + + NM_P_LUI = 0x38, + NM_ANDI16 = 0x3c, + NM_SW4X4 = 0x3d, + NM_MOVEPREV = 0x3f, +}; + +/* POOL32A instruction pool */ +enum { + NM_POOL32A0 = 0x00, + NM_SPECIAL2 = 0x01, + NM_COP2_1 = 0x02, + NM_UDI = 0x03, + NM_POOL32A5 = 0x05, + NM_POOL32A7 = 0x07, +}; + +/* P.GP.W instruction pool */ +enum { + NM_ADDIUGP_W = 0x00, + NM_LWGP = 0x02, + NM_SWGP = 0x03, +}; + +/* P48I instruction pool */ +enum { + NM_LI48 = 0x00, + NM_ADDIU48 = 0x01, + NM_ADDIUGP48 = 0x02, + NM_ADDIUPC48 = 0x03, + NM_LWPC48 = 0x0b, + NM_SWPC48 = 0x0f, +}; + +/* P.U12 instruction pool */ +enum { + NM_ORI = 0x00, + NM_XORI = 0x01, + NM_ANDI = 0x02, + NM_P_SR = 0x03, + NM_SLTI = 0x04, + NM_SLTIU = 0x05, + NM_SEQI = 0x06, + NM_ADDIUNEG = 0x08, + NM_P_SHIFT = 0x0c, + NM_P_ROTX = 0x0d, + NM_P_INS = 0x0e, + NM_P_EXT = 0x0f, +}; + +/* POOL32F instruction pool */ +enum { + NM_POOL32F_0 = 0x00, + NM_POOL32F_3 = 0x03, + NM_POOL32F_5 = 0x05, +}; + +/* POOL32S instruction pool */ +enum { + NM_POOL32S_0 = 0x00, + NM_POOL32S_4 = 0x04, +}; + +/* P.LUI instruction pool */ +enum { + NM_LUI = 0x00, + NM_ALUIPC = 0x01, +}; + +/* P.GP.BH instruction pool */ +enum { + NM_LBGP = 0x00, + NM_SBGP = 0x01, + NM_LBUGP = 0x02, + NM_ADDIUGP_B = 0x03, + NM_P_GP_LH = 0x04, + NM_P_GP_SH = 0x05, + NM_P_GP_CP1 = 0x06, +}; + +/* P.LS.U12 instruction pool */ +enum { + NM_LB = 0x00, + NM_SB = 0x01, + NM_LBU = 0x02, + NM_P_PREFU12 = 0x03, + NM_LH = 0x04, + NM_SH = 0x05, + NM_LHU = 0x06, + NM_LWU = 0x07, + NM_LW = 0x08, + NM_SW = 0x09, + NM_LWC1 = 0x0a, + NM_SWC1 = 0x0b, + NM_LDC1 = 0x0e, + NM_SDC1 = 0x0f, +}; + +/* P.LS.S9 instruction pool */ +enum { + NM_P_LS_S0 = 0x00, + NM_P_LS_S1 = 0x01, + NM_P_LS_E0 = 0x02, + NM_P_LS_WM = 0x04, + NM_P_LS_UAWM = 0x05, +}; + +/* P.BAL instruction pool */ +enum { + NM_BC = 0x00, + NM_BALC = 0x01, +}; + +/* P.J instruction pool */ +enum { + NM_JALRC = 0x00, + NM_JALRC_HB = 0x01, + NM_P_BALRSC = 0x08, +}; + +/* P.BR1 instruction pool */ +enum { + NM_BEQC = 0x00, + NM_P_BR3A = 0x01, + NM_BGEC = 0x02, + NM_BGEUC = 0x03, +}; + +/* P.BR2 instruction pool */ +enum { + NM_BNEC = 0x00, + NM_BLTC = 0x02, + NM_BLTUC = 0x03, +}; + +/* P.BRI instruction pool */ +enum { + NM_BEQIC = 0x00, + NM_BBEQZC = 0x01, + NM_BGEIC = 0x02, + NM_BGEIUC = 0x03, + NM_BNEIC = 0x04, + NM_BBNEZC = 0x05, + NM_BLTIC = 0x06, + NM_BLTIUC = 0x07, +}; + +/* P16.SHIFT instruction pool */ +enum { + NM_SLL16 = 0x00, + NM_SRL16 = 0x01, +}; + +/* POOL16C instruction pool */ +enum { + NM_POOL16C_0 = 0x00, + NM_LWXS16 = 0x01, +}; + +/* P16.A1 instruction pool */ +enum { + NM_ADDIUR1SP = 0x01, +}; + +/* P16.A2 instruction pool */ +enum { + NM_ADDIUR2 = 0x00, + NM_P_ADDIURS5 = 0x01, +}; + +/* P16.ADDU instruction pool */ +enum { + NM_ADDU16 = 0x00, + NM_SUBU16 = 0x01, +}; + +/* P16.SR instruction pool */ +enum { + NM_SAVE16 = 0x00, + NM_RESTORE_JRC16 = 0x01, +}; + +/* P16.4X4 instruction pool */ +enum { + NM_ADDU4X4 = 0x00, + NM_MUL4X4 = 0x01, +}; + +/* P16.LB instruction pool */ +enum { + NM_LB16 = 0x00, + NM_SB16 = 0x01, + NM_LBU16 = 0x02, +}; + +/* P16.LH instruction pool */ +enum { + NM_LH16 = 0x00, + NM_SH16 = 0x01, + NM_LHU16 = 0x02, +}; + +/* P.RI instruction pool */ +enum { + NM_SIGRIE = 0x00, + NM_P_SYSCALL = 0x01, + NM_BREAK = 0x02, + NM_SDBBP = 0x03, +}; + +/* POOL32A0 instruction pool */ +enum { + NM_P_TRAP = 0x00, + NM_SEB = 0x01, + NM_SLLV = 0x02, + NM_MUL = 0x03, + NM_MFC0 = 0x06, + NM_MFHC0 = 0x07, + NM_SEH = 0x09, + NM_SRLV = 0x0a, + NM_MUH = 0x0b, + NM_MTC0 = 0x0e, + NM_MTHC0 = 0x0f, + NM_SRAV = 0x12, + NM_MULU = 0x13, + NM_ROTRV = 0x1a, + NM_MUHU = 0x1b, + NM_ADD = 0x22, + NM_DIV = 0x23, + NM_ADDU = 0x2a, + NM_MOD = 0x2b, + NM_SUB = 0x32, + NM_DIVU = 0x33, + NM_RDHWR = 0x38, + NM_SUBU = 0x3a, + NM_MODU = 0x3b, + NM_P_CMOVE = 0x42, + NM_FORK = 0x45, + NM_MFTR = 0x46, + NM_MFHTR = 0x47, + NM_AND = 0x4a, + NM_YIELD = 0x4d, + NM_MTTR = 0x4e, + NM_MTHTR = 0x4f, + NM_OR = 0x52, + NM_D_E_MT_VPE = 0x56, + NM_NOR = 0x5a, + NM_XOR = 0x62, + NM_SLT = 0x6a, + NM_P_SLTU = 0x72, + NM_SOV = 0x7a, +}; + +/* POOL32A7 instruction pool */ +enum { + NM_P_LSX = 0x00, + NM_LSA = 0x01, + NM_EXTW = 0x03, + NM_POOL32AXF = 0x07, +}; + +/* P.SR instruction pool */ +enum { + NM_PP_SR = 0x00, + NM_P_SR_F = 0x01, +}; + +/* P.SHIFT instruction pool */ +enum { + NM_P_SLL = 0x00, + NM_SRL = 0x02, + NM_SRA = 0x04, + NM_ROTR = 0x06, +}; + +/* P.ROTX instruction pool */ +enum { + NM_ROTX = 0x00, +}; + +/* P.INS instruction pool */ +enum { + NM_INS = 0x00, +}; + +/* P.EXT instruction pool */ +enum { + NM_EXT = 0x00, +}; + +/* POOL32F_0 (fmt) instruction pool */ +enum { + NM_RINT_S = 0x04, + NM_RINT_D = 0x44, + NM_ADD_S = 0x06, + NM_SELEQZ_S = 0x07, + NM_SELEQZ_D = 0x47, + NM_CLASS_S = 0x0c, + NM_CLASS_D = 0x4c, + NM_SUB_S = 0x0e, + NM_SELNEZ_S = 0x0f, + NM_SELNEZ_D = 0x4f, + NM_MUL_S = 0x16, + NM_SEL_S = 0x17, + NM_SEL_D = 0x57, + NM_DIV_S = 0x1e, + NM_ADD_D = 0x26, + NM_SUB_D = 0x2e, + NM_MUL_D = 0x36, + NM_MADDF_S = 0x37, + NM_MADDF_D = 0x77, + NM_DIV_D = 0x3e, + NM_MSUBF_S = 0x3f, + NM_MSUBF_D = 0x7f, +}; + +/* POOL32F_3 instruction pool */ +enum { + NM_MIN_FMT = 0x00, + NM_MAX_FMT = 0x01, + NM_MINA_FMT = 0x04, + NM_MAXA_FMT = 0x05, + NM_POOL32FXF = 0x07, +}; + +/* POOL32F_5 instruction pool */ +enum { + NM_CMP_CONDN_S = 0x00, + NM_CMP_CONDN_D = 0x02, +}; + +/* P.GP.LH instruction pool */ +enum { + NM_LHGP = 0x00, + NM_LHUGP = 0x01, +}; + +/* P.GP.SH instruction pool */ +enum { + NM_SHGP = 0x00, +}; + +/* P.GP.CP1 instruction pool */ +enum { + NM_LWC1GP = 0x00, + NM_SWC1GP = 0x01, + NM_LDC1GP = 0x02, + NM_SDC1GP = 0x03, +}; + +/* P.LS.S0 instruction pool */ +enum { + NM_LBS9 = 0x00, + NM_LHS9 = 0x04, + NM_LWS9 = 0x08, + NM_LDS9 = 0x0c, + + NM_SBS9 = 0x01, + NM_SHS9 = 0x05, + NM_SWS9 = 0x09, + NM_SDS9 = 0x0d, + + NM_LBUS9 = 0x02, + NM_LHUS9 = 0x06, + NM_LWC1S9 = 0x0a, + NM_LDC1S9 = 0x0e, + + NM_P_PREFS9 = 0x03, + NM_LWUS9 = 0x07, + NM_SWC1S9 = 0x0b, + NM_SDC1S9 = 0x0f, +}; + +/* P.LS.S1 instruction pool */ +enum { + NM_ASET_ACLR = 0x02, + NM_UALH = 0x04, + NM_UASH = 0x05, + NM_CACHE = 0x07, + NM_P_LL = 0x0a, + NM_P_SC = 0x0b, +}; + +/* P.LS.WM instruction pool */ +enum { + NM_LWM = 0x00, + NM_SWM = 0x01, +}; + +/* P.LS.UAWM instruction pool */ +enum { + NM_UALWM = 0x00, + NM_UASWM = 0x01, +}; + +/* P.BR3A instruction pool */ +enum { + NM_BC1EQZC = 0x00, + NM_BC1NEZC = 0x01, + NM_BC2EQZC = 0x02, + NM_BC2NEZC = 0x03, + NM_BPOSGE32C = 0x04, +}; + +/* P16.RI instruction pool */ +enum { + NM_P16_SYSCALL = 0x01, + NM_BREAK16 = 0x02, + NM_SDBBP16 = 0x03, +}; + +/* POOL16C_0 instruction pool */ +enum { + NM_POOL16C_00 = 0x00, +}; + +/* P16.JRC instruction pool */ +enum { + NM_JRC = 0x00, + NM_JALRC16 = 0x01, +}; + +/* P.SYSCALL instruction pool */ +enum { + NM_SYSCALL = 0x00, + NM_HYPCALL = 0x01, +}; + +/* P.TRAP instruction pool */ +enum { + NM_TEQ = 0x00, + NM_TNE = 0x01, +}; + +/* P.CMOVE instruction pool */ +enum { + NM_MOVZ = 0x00, + NM_MOVN = 0x01, +}; + +/* POOL32Axf instruction pool */ +enum { + NM_POOL32AXF_4 = 0x04, + NM_POOL32AXF_5 = 0x05, +}; + +/* POOL32Axf_{4, 5} instruction pool */ +enum { + NM_CLO = 0x25, + NM_CLZ = 0x2d, + + NM_TLBP = 0x01, + NM_TLBR = 0x09, + NM_TLBWI = 0x11, + NM_TLBWR = 0x19, + NM_TLBINV = 0x03, + NM_TLBINVF = 0x0b, + NM_DI = 0x23, + NM_EI = 0x2b, + NM_RDPGPR = 0x70, + NM_WRPGPR = 0x78, + NM_WAIT = 0x61, + NM_DERET = 0x71, + NM_ERETX = 0x79, +}; + +/* PP.SR instruction pool */ +enum { + NM_SAVE = 0x00, + NM_RESTORE = 0x02, + NM_RESTORE_JRC = 0x03, +}; + +/* P.SR.F instruction pool */ +enum { + NM_SAVEF = 0x00, + NM_RESTOREF = 0x01, +}; + +/* P16.SYSCALL instruction pool */ +enum { + NM_SYSCALL16 = 0x00, + NM_HYPCALL16 = 0x01, +}; + +/* POOL16C_00 instruction pool */ +enum { + NM_NOT16 = 0x00, + NM_XOR16 = 0x01, + NM_AND16 = 0x02, + NM_OR16 = 0x03, +}; + +/* PP.LSX and PP.LSXS instruction pool */ +enum { + NM_LBX = 0x00, + NM_LHX = 0x04, + NM_LWX = 0x08, + NM_LDX = 0x0c, + + NM_SBX = 0x01, + NM_SHX = 0x05, + NM_SWX = 0x09, + NM_SDX = 0x0d, + + NM_LBUX = 0x02, + NM_LHUX = 0x06, + NM_LWC1X = 0x0a, + NM_LDC1X = 0x0e, + + NM_LWUX = 0x07, + NM_SWC1X = 0x0b, + NM_SDC1X = 0x0f, + + NM_LHXS = 0x04, + NM_LWXS = 0x08, + NM_LDXS = 0x0c, + + NM_SHXS = 0x05, + NM_SWXS = 0x09, + NM_SDXS = 0x0d, + + NM_LHUXS = 0x06, + NM_LWC1XS = 0x0a, + NM_LDC1XS = 0x0e, + + NM_LWUXS = 0x07, + NM_SWC1XS = 0x0b, + NM_SDC1XS = 0x0f, +}; + +/* ERETx instruction pool */ +enum { + NM_ERET = 0x00, + NM_ERETNC = 0x01, +}; + +/* POOL32FxF_{0, 1} insturction pool */ +enum { + NM_CFC1 = 0x40, + NM_CTC1 = 0x60, + NM_MFC1 = 0x80, + NM_MTC1 = 0xa0, + NM_MFHC1 = 0xc0, + NM_MTHC1 = 0xe0, + + NM_CVT_S_PL = 0x84, + NM_CVT_S_PU = 0xa4, + + NM_CVT_L_S = 0x004, + NM_CVT_L_D = 0x104, + NM_CVT_W_S = 0x024, + NM_CVT_W_D = 0x124, + + NM_RSQRT_S = 0x008, + NM_RSQRT_D = 0x108, + + NM_SQRT_S = 0x028, + NM_SQRT_D = 0x128, + + NM_RECIP_S = 0x048, + NM_RECIP_D = 0x148, + + NM_FLOOR_L_S = 0x00c, + NM_FLOOR_L_D = 0x10c, + + NM_FLOOR_W_S = 0x02c, + NM_FLOOR_W_D = 0x12c, + + NM_CEIL_L_S = 0x04c, + NM_CEIL_L_D = 0x14c, + NM_CEIL_W_S = 0x06c, + NM_CEIL_W_D = 0x16c, + NM_TRUNC_L_S = 0x08c, + NM_TRUNC_L_D = 0x18c, + NM_TRUNC_W_S = 0x0ac, + NM_TRUNC_W_D = 0x1ac, + NM_ROUND_L_S = 0x0cc, + NM_ROUND_L_D = 0x1cc, + NM_ROUND_W_S = 0x0ec, + NM_ROUND_W_D = 0x1ec, + + NM_MOV_S = 0x01, + NM_MOV_D = 0x81, + NM_ABS_S = 0x0d, + NM_ABS_D = 0x8d, + NM_NEG_S = 0x2d, + NM_NEG_D = 0xad, + NM_CVT_D_S = 0x04d, + NM_CVT_D_W = 0x0cd, + NM_CVT_D_L = 0x14d, + NM_CVT_S_D = 0x06d, + NM_CVT_S_W = 0x0ed, + NM_CVT_S_L = 0x16d, +}; + +/* P.LL instruction pool */ +enum { + NM_LL = 0x00, + NM_LLWP = 0x01, +}; + +/* P.SC instruction pool */ +enum { + NM_SC = 0x00, + NM_SCWP = 0x01, +}; + +/* P.DVP instruction pool */ +enum { + NM_DVP = 0x00, + NM_EVP = 0x01, +}; + /* SmartMIPS extension to MIPS32 */ #if defined(TARGET_MIPS64) |