| /* |
| * QEMU RISC-V Disassembler |
| * |
| * Copyright (c) 2016-2017 Michael Clark <michaeljclark@mac.com> |
| * Copyright (c) 2017-2018 SiFive, Inc. |
| * |
| * This program is free software; you can redistribute it and/or modify it |
| * under the terms and conditions of the GNU General Public License, |
| * version 2 or later, as published by the Free Software Foundation. |
| * |
| * This program is distributed in the hope 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, see <http://www.gnu.org/licenses/>. |
| */ |
| |
| #include "qemu/osdep.h" |
| #include "disas/dis-asm.h" |
| |
| |
| /* types */ |
| |
| typedef uint64_t rv_inst; |
| typedef uint16_t rv_opcode; |
| |
| /* enums */ |
| |
| typedef enum { |
| rv32, |
| rv64, |
| rv128 |
| } rv_isa; |
| |
| typedef enum { |
| rv_rm_rne = 0, |
| rv_rm_rtz = 1, |
| rv_rm_rdn = 2, |
| rv_rm_rup = 3, |
| rv_rm_rmm = 4, |
| rv_rm_dyn = 7, |
| } rv_rm; |
| |
| typedef enum { |
| rv_fence_i = 8, |
| rv_fence_o = 4, |
| rv_fence_r = 2, |
| rv_fence_w = 1, |
| } rv_fence; |
| |
| typedef enum { |
| rv_ireg_zero, |
| rv_ireg_ra, |
| rv_ireg_sp, |
| rv_ireg_gp, |
| rv_ireg_tp, |
| rv_ireg_t0, |
| rv_ireg_t1, |
| rv_ireg_t2, |
| rv_ireg_s0, |
| rv_ireg_s1, |
| rv_ireg_a0, |
| rv_ireg_a1, |
| rv_ireg_a2, |
| rv_ireg_a3, |
| rv_ireg_a4, |
| rv_ireg_a5, |
| rv_ireg_a6, |
| rv_ireg_a7, |
| rv_ireg_s2, |
| rv_ireg_s3, |
| rv_ireg_s4, |
| rv_ireg_s5, |
| rv_ireg_s6, |
| rv_ireg_s7, |
| rv_ireg_s8, |
| rv_ireg_s9, |
| rv_ireg_s10, |
| rv_ireg_s11, |
| rv_ireg_t3, |
| rv_ireg_t4, |
| rv_ireg_t5, |
| rv_ireg_t6, |
| } rv_ireg; |
| |
| typedef enum { |
| rvc_end, |
| rvc_rd_eq_ra, |
| rvc_rd_eq_x0, |
| rvc_rs1_eq_x0, |
| rvc_rs2_eq_x0, |
| rvc_rs2_eq_rs1, |
| rvc_rs1_eq_ra, |
| rvc_imm_eq_zero, |
| rvc_imm_eq_n1, |
| rvc_imm_eq_p1, |
| rvc_csr_eq_0x001, |
| rvc_csr_eq_0x002, |
| rvc_csr_eq_0x003, |
| rvc_csr_eq_0xc00, |
| rvc_csr_eq_0xc01, |
| rvc_csr_eq_0xc02, |
| rvc_csr_eq_0xc80, |
| rvc_csr_eq_0xc81, |
| rvc_csr_eq_0xc82, |
| } rvc_constraint; |
| |
| typedef enum { |
| rv_codec_illegal, |
| rv_codec_none, |
| rv_codec_u, |
| rv_codec_uj, |
| rv_codec_i, |
| rv_codec_i_sh5, |
| rv_codec_i_sh6, |
| rv_codec_i_sh7, |
| rv_codec_i_csr, |
| rv_codec_s, |
| rv_codec_sb, |
| rv_codec_r, |
| rv_codec_r_m, |
| rv_codec_r4_m, |
| rv_codec_r_a, |
| rv_codec_r_l, |
| rv_codec_r_f, |
| rv_codec_cb, |
| rv_codec_cb_imm, |
| rv_codec_cb_sh5, |
| rv_codec_cb_sh6, |
| rv_codec_ci, |
| rv_codec_ci_sh5, |
| rv_codec_ci_sh6, |
| rv_codec_ci_16sp, |
| rv_codec_ci_lwsp, |
| rv_codec_ci_ldsp, |
| rv_codec_ci_lqsp, |
| rv_codec_ci_li, |
| rv_codec_ci_lui, |
| rv_codec_ci_none, |
| rv_codec_ciw_4spn, |
| rv_codec_cj, |
| rv_codec_cj_jal, |
| rv_codec_cl_lw, |
| rv_codec_cl_ld, |
| rv_codec_cl_lq, |
| rv_codec_cr, |
| rv_codec_cr_mv, |
| rv_codec_cr_jalr, |
| rv_codec_cr_jr, |
| rv_codec_cs, |
| rv_codec_cs_sw, |
| rv_codec_cs_sd, |
| rv_codec_cs_sq, |
| rv_codec_css_swsp, |
| rv_codec_css_sdsp, |
| rv_codec_css_sqsp, |
| rv_codec_k_bs, |
| rv_codec_k_rnum, |
| } rv_codec; |
| |
| typedef enum { |
| rv_op_illegal = 0, |
| rv_op_lui = 1, |
| rv_op_auipc = 2, |
| rv_op_jal = 3, |
| rv_op_jalr = 4, |
| rv_op_beq = 5, |
| rv_op_bne = 6, |
| rv_op_blt = 7, |
| rv_op_bge = 8, |
| rv_op_bltu = 9, |
| rv_op_bgeu = 10, |
| rv_op_lb = 11, |
| rv_op_lh = 12, |
| rv_op_lw = 13, |
| rv_op_lbu = 14, |
| rv_op_lhu = 15, |
| rv_op_sb = 16, |
| rv_op_sh = 17, |
| rv_op_sw = 18, |
| rv_op_addi = 19, |
| rv_op_slti = 20, |
| rv_op_sltiu = 21, |
| rv_op_xori = 22, |
| rv_op_ori = 23, |
| rv_op_andi = 24, |
| rv_op_slli = 25, |
| rv_op_srli = 26, |
| rv_op_srai = 27, |
| rv_op_add = 28, |
| rv_op_sub = 29, |
| rv_op_sll = 30, |
| rv_op_slt = 31, |
| rv_op_sltu = 32, |
| rv_op_xor = 33, |
| rv_op_srl = 34, |
| rv_op_sra = 35, |
| rv_op_or = 36, |
| rv_op_and = 37, |
| rv_op_fence = 38, |
| rv_op_fence_i = 39, |
| rv_op_lwu = 40, |
| rv_op_ld = 41, |
| rv_op_sd = 42, |
| rv_op_addiw = 43, |
| rv_op_slliw = 44, |
| rv_op_srliw = 45, |
| rv_op_sraiw = 46, |
| rv_op_addw = 47, |
| rv_op_subw = 48, |
| rv_op_sllw = 49, |
| rv_op_srlw = 50, |
| rv_op_sraw = 51, |
| rv_op_ldu = 52, |
| rv_op_lq = 53, |
| rv_op_sq = 54, |
| rv_op_addid = 55, |
| rv_op_sllid = 56, |
| rv_op_srlid = 57, |
| rv_op_sraid = 58, |
| rv_op_addd = 59, |
| rv_op_subd = 60, |
| rv_op_slld = 61, |
| rv_op_srld = 62, |
| rv_op_srad = 63, |
| rv_op_mul = 64, |
| rv_op_mulh = 65, |
| rv_op_mulhsu = 66, |
| rv_op_mulhu = 67, |
| rv_op_div = 68, |
| rv_op_divu = 69, |
| rv_op_rem = 70, |
| rv_op_remu = 71, |
| rv_op_mulw = 72, |
| rv_op_divw = 73, |
| rv_op_divuw = 74, |
| rv_op_remw = 75, |
| rv_op_remuw = 76, |
| rv_op_muld = 77, |
| rv_op_divd = 78, |
| rv_op_divud = 79, |
| rv_op_remd = 80, |
| rv_op_remud = 81, |
| rv_op_lr_w = 82, |
| rv_op_sc_w = 83, |
| rv_op_amoswap_w = 84, |
| rv_op_amoadd_w = 85, |
| rv_op_amoxor_w = 86, |
| rv_op_amoor_w = 87, |
| rv_op_amoand_w = 88, |
| rv_op_amomin_w = 89, |
| rv_op_amomax_w = 90, |
| rv_op_amominu_w = 91, |
| rv_op_amomaxu_w = 92, |
| rv_op_lr_d = 93, |
| rv_op_sc_d = 94, |
| rv_op_amoswap_d = 95, |
| rv_op_amoadd_d = 96, |
| rv_op_amoxor_d = 97, |
| rv_op_amoor_d = 98, |
| rv_op_amoand_d = 99, |
| rv_op_amomin_d = 100, |
| rv_op_amomax_d = 101, |
| rv_op_amominu_d = 102, |
| rv_op_amomaxu_d = 103, |
| rv_op_lr_q = 104, |
| rv_op_sc_q = 105, |
| rv_op_amoswap_q = 106, |
| rv_op_amoadd_q = 107, |
| rv_op_amoxor_q = 108, |
| rv_op_amoor_q = 109, |
| rv_op_amoand_q = 110, |
| rv_op_amomin_q = 111, |
| rv_op_amomax_q = 112, |
| rv_op_amominu_q = 113, |
| rv_op_amomaxu_q = 114, |
| rv_op_ecall = 115, |
| rv_op_ebreak = 116, |
| rv_op_uret = 117, |
| rv_op_sret = 118, |
| rv_op_hret = 119, |
| rv_op_mret = 120, |
| rv_op_dret = 121, |
| rv_op_sfence_vm = 122, |
| rv_op_sfence_vma = 123, |
| rv_op_wfi = 124, |
| rv_op_csrrw = 125, |
| rv_op_csrrs = 126, |
| rv_op_csrrc = 127, |
| rv_op_csrrwi = 128, |
| rv_op_csrrsi = 129, |
| rv_op_csrrci = 130, |
| rv_op_flw = 131, |
| rv_op_fsw = 132, |
| rv_op_fmadd_s = 133, |
| rv_op_fmsub_s = 134, |
| rv_op_fnmsub_s = 135, |
| rv_op_fnmadd_s = 136, |
| rv_op_fadd_s = 137, |
| rv_op_fsub_s = 138, |
| rv_op_fmul_s = 139, |
| rv_op_fdiv_s = 140, |
| rv_op_fsgnj_s = 141, |
| rv_op_fsgnjn_s = 142, |
| rv_op_fsgnjx_s = 143, |
| rv_op_fmin_s = 144, |
| rv_op_fmax_s = 145, |
| rv_op_fsqrt_s = 146, |
| rv_op_fle_s = 147, |
| rv_op_flt_s = 148, |
| rv_op_feq_s = 149, |
| rv_op_fcvt_w_s = 150, |
| rv_op_fcvt_wu_s = 151, |
| rv_op_fcvt_s_w = 152, |
| rv_op_fcvt_s_wu = 153, |
| rv_op_fmv_x_s = 154, |
| rv_op_fclass_s = 155, |
| rv_op_fmv_s_x = 156, |
| rv_op_fcvt_l_s = 157, |
| rv_op_fcvt_lu_s = 158, |
| rv_op_fcvt_s_l = 159, |
| rv_op_fcvt_s_lu = 160, |
| rv_op_fld = 161, |
| rv_op_fsd = 162, |
| rv_op_fmadd_d = 163, |
| rv_op_fmsub_d = 164, |
| rv_op_fnmsub_d = 165, |
| rv_op_fnmadd_d = 166, |
| rv_op_fadd_d = 167, |
| rv_op_fsub_d = 168, |
| rv_op_fmul_d = 169, |
| rv_op_fdiv_d = 170, |
| rv_op_fsgnj_d = 171, |
| rv_op_fsgnjn_d = 172, |
| rv_op_fsgnjx_d = 173, |
| rv_op_fmin_d = 174, |
| rv_op_fmax_d = 175, |
| rv_op_fcvt_s_d = 176, |
| rv_op_fcvt_d_s = 177, |
| rv_op_fsqrt_d = 178, |
| rv_op_fle_d = 179, |
| rv_op_flt_d = 180, |
| rv_op_feq_d = 181, |
| rv_op_fcvt_w_d = 182, |
| rv_op_fcvt_wu_d = 183, |
| rv_op_fcvt_d_w = 184, |
| rv_op_fcvt_d_wu = 185, |
| rv_op_fclass_d = 186, |
| rv_op_fcvt_l_d = 187, |
| rv_op_fcvt_lu_d = 188, |
| rv_op_fmv_x_d = 189, |
| rv_op_fcvt_d_l = 190, |
| rv_op_fcvt_d_lu = 191, |
| rv_op_fmv_d_x = 192, |
| rv_op_flq = 193, |
| rv_op_fsq = 194, |
| rv_op_fmadd_q = 195, |
| rv_op_fmsub_q = 196, |
| rv_op_fnmsub_q = 197, |
| rv_op_fnmadd_q = 198, |
| rv_op_fadd_q = 199, |
| rv_op_fsub_q = 200, |
| rv_op_fmul_q = 201, |
| rv_op_fdiv_q = 202, |
| rv_op_fsgnj_q = 203, |
| rv_op_fsgnjn_q = 204, |
| rv_op_fsgnjx_q = 205, |
| rv_op_fmin_q = 206, |
| rv_op_fmax_q = 207, |
| rv_op_fcvt_s_q = 208, |
| rv_op_fcvt_q_s = 209, |
| rv_op_fcvt_d_q = 210, |
| rv_op_fcvt_q_d = 211, |
| rv_op_fsqrt_q = 212, |
| rv_op_fle_q = 213, |
| rv_op_flt_q = 214, |
| rv_op_feq_q = 215, |
| rv_op_fcvt_w_q = 216, |
| rv_op_fcvt_wu_q = 217, |
| rv_op_fcvt_q_w = 218, |
| rv_op_fcvt_q_wu = 219, |
| rv_op_fclass_q = 220, |
| rv_op_fcvt_l_q = 221, |
| rv_op_fcvt_lu_q = 222, |
| rv_op_fcvt_q_l = 223, |
| rv_op_fcvt_q_lu = 224, |
| rv_op_fmv_x_q = 225, |
| rv_op_fmv_q_x = 226, |
| rv_op_c_addi4spn = 227, |
| rv_op_c_fld = 228, |
| rv_op_c_lw = 229, |
| rv_op_c_flw = 230, |
| rv_op_c_fsd = 231, |
| rv_op_c_sw = 232, |
| rv_op_c_fsw = 233, |
| rv_op_c_nop = 234, |
| rv_op_c_addi = 235, |
| rv_op_c_jal = 236, |
| rv_op_c_li = 237, |
| rv_op_c_addi16sp = 238, |
| rv_op_c_lui = 239, |
| rv_op_c_srli = 240, |
| rv_op_c_srai = 241, |
| rv_op_c_andi = 242, |
| rv_op_c_sub = 243, |
| rv_op_c_xor = 244, |
| rv_op_c_or = 245, |
| rv_op_c_and = 246, |
| rv_op_c_subw = 247, |
| rv_op_c_addw = 248, |
| rv_op_c_j = 249, |
| rv_op_c_beqz = 250, |
| rv_op_c_bnez = 251, |
| rv_op_c_slli = 252, |
| rv_op_c_fldsp = 253, |
| rv_op_c_lwsp = 254, |
| rv_op_c_flwsp = 255, |
| rv_op_c_jr = 256, |
| rv_op_c_mv = 257, |
| rv_op_c_ebreak = 258, |
| rv_op_c_jalr = 259, |
| rv_op_c_add = 260, |
| rv_op_c_fsdsp = 261, |
| rv_op_c_swsp = 262, |
| rv_op_c_fswsp = 263, |
| rv_op_c_ld = 264, |
| rv_op_c_sd = 265, |
| rv_op_c_addiw = 266, |
| rv_op_c_ldsp = 267, |
| rv_op_c_sdsp = 268, |
| rv_op_c_lq = 269, |
| rv_op_c_sq = 270, |
| rv_op_c_lqsp = 271, |
| rv_op_c_sqsp = 272, |
| rv_op_nop = 273, |
| rv_op_mv = 274, |
| rv_op_not = 275, |
| rv_op_neg = 276, |
| rv_op_negw = 277, |
| rv_op_sext_w = 278, |
| rv_op_seqz = 279, |
| rv_op_snez = 280, |
| rv_op_sltz = 281, |
| rv_op_sgtz = 282, |
| rv_op_fmv_s = 283, |
| rv_op_fabs_s = 284, |
| rv_op_fneg_s = 285, |
| rv_op_fmv_d = 286, |
| rv_op_fabs_d = 287, |
| rv_op_fneg_d = 288, |
| rv_op_fmv_q = 289, |
| rv_op_fabs_q = 290, |
| rv_op_fneg_q = 291, |
| rv_op_beqz = 292, |
| rv_op_bnez = 293, |
| rv_op_blez = 294, |
| rv_op_bgez = 295, |
| rv_op_bltz = 296, |
| rv_op_bgtz = 297, |
| rv_op_ble = 298, |
| rv_op_bleu = 299, |
| rv_op_bgt = 300, |
| rv_op_bgtu = 301, |
| rv_op_j = 302, |
| rv_op_ret = 303, |
| rv_op_jr = 304, |
| rv_op_rdcycle = 305, |
| rv_op_rdtime = 306, |
| rv_op_rdinstret = 307, |
| rv_op_rdcycleh = 308, |
| rv_op_rdtimeh = 309, |
| rv_op_rdinstreth = 310, |
| rv_op_frcsr = 311, |
| rv_op_frrm = 312, |
| rv_op_frflags = 313, |
| rv_op_fscsr = 314, |
| rv_op_fsrm = 315, |
| rv_op_fsflags = 316, |
| rv_op_fsrmi = 317, |
| rv_op_fsflagsi = 318, |
| rv_op_bseti = 319, |
| rv_op_bclri = 320, |
| rv_op_binvi = 321, |
| rv_op_bexti = 322, |
| rv_op_rori = 323, |
| rv_op_clz = 324, |
| rv_op_ctz = 325, |
| rv_op_cpop = 326, |
| rv_op_sext_h = 327, |
| rv_op_sext_b = 328, |
| rv_op_xnor = 329, |
| rv_op_orn = 330, |
| rv_op_andn = 331, |
| rv_op_rol = 332, |
| rv_op_ror = 333, |
| rv_op_sh1add = 334, |
| rv_op_sh2add = 335, |
| rv_op_sh3add = 336, |
| rv_op_sh1add_uw = 337, |
| rv_op_sh2add_uw = 338, |
| rv_op_sh3add_uw = 339, |
| rv_op_clmul = 340, |
| rv_op_clmulr = 341, |
| rv_op_clmulh = 342, |
| rv_op_min = 343, |
| rv_op_minu = 344, |
| rv_op_max = 345, |
| rv_op_maxu = 346, |
| rv_op_clzw = 347, |
| rv_op_ctzw = 348, |
| rv_op_cpopw = 349, |
| rv_op_slli_uw = 350, |
| rv_op_add_uw = 351, |
| rv_op_rolw = 352, |
| rv_op_rorw = 353, |
| rv_op_rev8 = 354, |
| rv_op_zext_h = 355, |
| rv_op_roriw = 356, |
| rv_op_orc_b = 357, |
| rv_op_bset = 358, |
| rv_op_bclr = 359, |
| rv_op_binv = 360, |
| rv_op_bext = 361, |
| rv_op_aes32esmi = 362, |
| rv_op_aes32esi = 363, |
| rv_op_aes32dsmi = 364, |
| rv_op_aes32dsi = 365, |
| rv_op_aes64ks1i = 366, |
| rv_op_aes64ks2 = 367, |
| rv_op_aes64im = 368, |
| rv_op_aes64esm = 369, |
| rv_op_aes64es = 370, |
| rv_op_aes64dsm = 371, |
| rv_op_aes64ds = 372, |
| rv_op_sha256sig0 = 373, |
| rv_op_sha256sig1 = 374, |
| rv_op_sha256sum0 = 375, |
| rv_op_sha256sum1 = 376, |
| rv_op_sha512sig0 = 377, |
| rv_op_sha512sig1 = 378, |
| rv_op_sha512sum0 = 379, |
| rv_op_sha512sum1 = 380, |
| rv_op_sha512sum0r = 381, |
| rv_op_sha512sum1r = 382, |
| rv_op_sha512sig0l = 383, |
| rv_op_sha512sig0h = 384, |
| rv_op_sha512sig1l = 385, |
| rv_op_sha512sig1h = 386, |
| rv_op_sm3p0 = 387, |
| rv_op_sm3p1 = 388, |
| rv_op_sm4ed = 389, |
| rv_op_sm4ks = 390, |
| rv_op_brev8 = 391, |
| rv_op_pack = 392, |
| rv_op_packh = 393, |
| rv_op_packw = 394, |
| rv_op_unzip = 395, |
| rv_op_zip = 396, |
| rv_op_xperm4 = 397, |
| rv_op_xperm8 = 398, |
| } rv_op; |
| |
| /* structures */ |
| |
| typedef struct { |
| uint64_t pc; |
| uint64_t inst; |
| int32_t imm; |
| uint16_t op; |
| uint8_t codec; |
| uint8_t rd; |
| uint8_t rs1; |
| uint8_t rs2; |
| uint8_t rs3; |
| uint8_t rm; |
| uint8_t pred; |
| uint8_t succ; |
| uint8_t aq; |
| uint8_t rl; |
| uint8_t bs; |
| uint8_t rnum; |
| } rv_decode; |
| |
| typedef struct { |
| const int op; |
| const rvc_constraint *constraints; |
| } rv_comp_data; |
| |
| enum { |
| rvcd_imm_nz = 0x1 |
| }; |
| |
| typedef struct { |
| const char * const name; |
| const rv_codec codec; |
| const char * const format; |
| const rv_comp_data *pseudo; |
| const short decomp_rv32; |
| const short decomp_rv64; |
| const short decomp_rv128; |
| const short decomp_data; |
| } rv_opcode_data; |
| |
| /* register names */ |
| |
| static const char rv_ireg_name_sym[32][5] = { |
| "zero", "ra", "sp", "gp", "tp", "t0", "t1", "t2", |
| "s0", "s1", "a0", "a1", "a2", "a3", "a4", "a5", |
| "a6", "a7", "s2", "s3", "s4", "s5", "s6", "s7", |
| "s8", "s9", "s10", "s11", "t3", "t4", "t5", "t6", |
| }; |
| |
| static const char rv_freg_name_sym[32][5] = { |
| "ft0", "ft1", "ft2", "ft3", "ft4", "ft5", "ft6", "ft7", |
| "fs0", "fs1", "fa0", "fa1", "fa2", "fa3", "fa4", "fa5", |
| "fa6", "fa7", "fs2", "fs3", "fs4", "fs5", "fs6", "fs7", |
| "fs8", "fs9", "fs10", "fs11", "ft8", "ft9", "ft10", "ft11", |
| }; |
| |
| /* instruction formats */ |
| |
| #define rv_fmt_none "O\t" |
| #define rv_fmt_rs1 "O\t1" |
| #define rv_fmt_offset "O\to" |
| #define rv_fmt_pred_succ "O\tp,s" |
| #define rv_fmt_rs1_rs2 "O\t1,2" |
| #define rv_fmt_rd_imm "O\t0,i" |
| #define rv_fmt_rd_offset "O\t0,o" |
| #define rv_fmt_rd_rs1_rs2 "O\t0,1,2" |
| #define rv_fmt_frd_rs1 "O\t3,1" |
| #define rv_fmt_rd_frs1 "O\t0,4" |
| #define rv_fmt_rd_frs1_frs2 "O\t0,4,5" |
| #define rv_fmt_frd_frs1_frs2 "O\t3,4,5" |
| #define rv_fmt_rm_frd_frs1 "O\tr,3,4" |
| #define rv_fmt_rm_frd_rs1 "O\tr,3,1" |
| #define rv_fmt_rm_rd_frs1 "O\tr,0,4" |
| #define rv_fmt_rm_frd_frs1_frs2 "O\tr,3,4,5" |
| #define rv_fmt_rm_frd_frs1_frs2_frs3 "O\tr,3,4,5,6" |
| #define rv_fmt_rd_rs1_imm "O\t0,1,i" |
| #define rv_fmt_rd_rs1_offset "O\t0,1,i" |
| #define rv_fmt_rd_offset_rs1 "O\t0,i(1)" |
| #define rv_fmt_frd_offset_rs1 "O\t3,i(1)" |
| #define rv_fmt_rd_csr_rs1 "O\t0,c,1" |
| #define rv_fmt_rd_csr_zimm "O\t0,c,7" |
| #define rv_fmt_rs2_offset_rs1 "O\t2,i(1)" |
| #define rv_fmt_frs2_offset_rs1 "O\t5,i(1)" |
| #define rv_fmt_rs1_rs2_offset "O\t1,2,o" |
| #define rv_fmt_rs2_rs1_offset "O\t2,1,o" |
| #define rv_fmt_aqrl_rd_rs2_rs1 "OAR\t0,2,(1)" |
| #define rv_fmt_aqrl_rd_rs1 "OAR\t0,(1)" |
| #define rv_fmt_rd "O\t0" |
| #define rv_fmt_rd_zimm "O\t0,7" |
| #define rv_fmt_rd_rs1 "O\t0,1" |
| #define rv_fmt_rd_rs2 "O\t0,2" |
| #define rv_fmt_rs1_offset "O\t1,o" |
| #define rv_fmt_rs2_offset "O\t2,o" |
| #define rv_fmt_rs1_rs2_bs "O\t1,2,b" |
| #define rv_fmt_rd_rs1_rnum "O\t0,1,n" |
| |
| /* pseudo-instruction constraints */ |
| |
| static const rvc_constraint rvcc_jal[] = { rvc_rd_eq_ra, rvc_end }; |
| static const rvc_constraint rvcc_jalr[] = { rvc_rd_eq_ra, rvc_imm_eq_zero, rvc_end }; |
| static const rvc_constraint rvcc_nop[] = { rvc_rd_eq_x0, rvc_rs1_eq_x0, rvc_imm_eq_zero, rvc_end }; |
| static const rvc_constraint rvcc_mv[] = { rvc_imm_eq_zero, rvc_end }; |
| static const rvc_constraint rvcc_not[] = { rvc_imm_eq_n1, rvc_end }; |
| static const rvc_constraint rvcc_neg[] = { rvc_rs1_eq_x0, rvc_end }; |
| static const rvc_constraint rvcc_negw[] = { rvc_rs1_eq_x0, rvc_end }; |
| static const rvc_constraint rvcc_sext_w[] = { rvc_imm_eq_zero, rvc_end }; |
| static const rvc_constraint rvcc_seqz[] = { rvc_imm_eq_p1, rvc_end }; |
| static const rvc_constraint rvcc_snez[] = { rvc_rs1_eq_x0, rvc_end }; |
| static const rvc_constraint rvcc_sltz[] = { rvc_rs2_eq_x0, rvc_end }; |
| static const rvc_constraint rvcc_sgtz[] = { rvc_rs1_eq_x0, rvc_end }; |
| static const rvc_constraint rvcc_fmv_s[] = { rvc_rs2_eq_rs1, rvc_end }; |
| static const rvc_constraint rvcc_fabs_s[] = { rvc_rs2_eq_rs1, rvc_end }; |
| static const rvc_constraint rvcc_fneg_s[] = { rvc_rs2_eq_rs1, rvc_end }; |
| static const rvc_constraint rvcc_fmv_d[] = { rvc_rs2_eq_rs1, rvc_end }; |
| static const rvc_constraint rvcc_fabs_d[] = { rvc_rs2_eq_rs1, rvc_end }; |
| static const rvc_constraint rvcc_fneg_d[] = { rvc_rs2_eq_rs1, rvc_end }; |
| static const rvc_constraint rvcc_fmv_q[] = { rvc_rs2_eq_rs1, rvc_end }; |
| static const rvc_constraint rvcc_fabs_q[] = { rvc_rs2_eq_rs1, rvc_end }; |
| static const rvc_constraint rvcc_fneg_q[] = { rvc_rs2_eq_rs1, rvc_end }; |
| static const rvc_constraint rvcc_beqz[] = { rvc_rs2_eq_x0, rvc_end }; |
| static const rvc_constraint rvcc_bnez[] = { rvc_rs2_eq_x0, rvc_end }; |
| static const rvc_constraint rvcc_blez[] = { rvc_rs1_eq_x0, rvc_end }; |
| static const rvc_constraint rvcc_bgez[] = { rvc_rs2_eq_x0, rvc_end }; |
| static const rvc_constraint rvcc_bltz[] = { rvc_rs2_eq_x0, rvc_end }; |
| static const rvc_constraint rvcc_bgtz[] = { rvc_rs1_eq_x0, rvc_end }; |
| static const rvc_constraint rvcc_ble[] = { rvc_end }; |
| static const rvc_constraint rvcc_bleu[] = { rvc_end }; |
| static const rvc_constraint rvcc_bgt[] = { rvc_end }; |
| static const rvc_constraint rvcc_bgtu[] = { rvc_end }; |
| static const rvc_constraint rvcc_j[] = { rvc_rd_eq_x0, rvc_end }; |
| static const rvc_constraint rvcc_ret[] = { rvc_rd_eq_x0, rvc_rs1_eq_ra, rvc_end }; |
| static const rvc_constraint rvcc_jr[] = { rvc_rd_eq_x0, rvc_imm_eq_zero, rvc_end }; |
| static const rvc_constraint rvcc_rdcycle[] = { rvc_rs1_eq_x0, rvc_csr_eq_0xc00, rvc_end }; |
| static const rvc_constraint rvcc_rdtime[] = { rvc_rs1_eq_x0, rvc_csr_eq_0xc01, rvc_end }; |
| static const rvc_constraint rvcc_rdinstret[] = { rvc_rs1_eq_x0, rvc_csr_eq_0xc02, rvc_end }; |
| static const rvc_constraint rvcc_rdcycleh[] = { rvc_rs1_eq_x0, rvc_csr_eq_0xc80, rvc_end }; |
| static const rvc_constraint rvcc_rdtimeh[] = { rvc_rs1_eq_x0, rvc_csr_eq_0xc81, rvc_end }; |
| static const rvc_constraint rvcc_rdinstreth[] = { rvc_rs1_eq_x0, |
| rvc_csr_eq_0xc82, rvc_end }; |
| static const rvc_constraint rvcc_frcsr[] = { rvc_rs1_eq_x0, rvc_csr_eq_0x003, rvc_end }; |
| static const rvc_constraint rvcc_frrm[] = { rvc_rs1_eq_x0, rvc_csr_eq_0x002, rvc_end }; |
| static const rvc_constraint rvcc_frflags[] = { rvc_rs1_eq_x0, rvc_csr_eq_0x001, rvc_end }; |
| static const rvc_constraint rvcc_fscsr[] = { rvc_csr_eq_0x003, rvc_end }; |
| static const rvc_constraint rvcc_fsrm[] = { rvc_csr_eq_0x002, rvc_end }; |
| static const rvc_constraint rvcc_fsflags[] = { rvc_csr_eq_0x001, rvc_end }; |
| static const rvc_constraint rvcc_fsrmi[] = { rvc_csr_eq_0x002, rvc_end }; |
| static const rvc_constraint rvcc_fsflagsi[] = { rvc_csr_eq_0x001, rvc_end }; |
| |
| /* pseudo-instruction metadata */ |
| |
| static const rv_comp_data rvcp_jal[] = { |
| { rv_op_j, rvcc_j }, |
| { rv_op_jal, rvcc_jal }, |
| { rv_op_illegal, NULL } |
| }; |
| |
| static const rv_comp_data rvcp_jalr[] = { |
| { rv_op_ret, rvcc_ret }, |
| { rv_op_jr, rvcc_jr }, |
| { rv_op_jalr, rvcc_jalr }, |
| { rv_op_illegal, NULL } |
| }; |
| |
| static const rv_comp_data rvcp_beq[] = { |
| { rv_op_beqz, rvcc_beqz }, |
| { rv_op_illegal, NULL } |
| }; |
| |
| static const rv_comp_data rvcp_bne[] = { |
| { rv_op_bnez, rvcc_bnez }, |
| { rv_op_illegal, NULL } |
| }; |
| |
| static const rv_comp_data rvcp_blt[] = { |
| { rv_op_bltz, rvcc_bltz }, |
| { rv_op_bgtz, rvcc_bgtz }, |
| { rv_op_bgt, rvcc_bgt }, |
| { rv_op_illegal, NULL } |
| }; |
| |
| static const rv_comp_data rvcp_bge[] = { |
| { rv_op_blez, rvcc_blez }, |
| { rv_op_bgez, rvcc_bgez }, |
| { rv_op_ble, rvcc_ble }, |
| { rv_op_illegal, NULL } |
| }; |
| |
| static const rv_comp_data rvcp_bltu[] = { |
| { rv_op_bgtu, rvcc_bgtu }, |
| { rv_op_illegal, NULL } |
| }; |
| |
| static const rv_comp_data rvcp_bgeu[] = { |
| { rv_op_bleu, rvcc_bleu }, |
| { rv_op_illegal, NULL } |
| }; |
| |
| static const rv_comp_data rvcp_addi[] = { |
| { rv_op_nop, rvcc_nop }, |
| { rv_op_mv, rvcc_mv }, |
| { rv_op_illegal, NULL } |
| }; |
| |
| static const rv_comp_data rvcp_sltiu[] = { |
| { rv_op_seqz, rvcc_seqz }, |
| { rv_op_illegal, NULL } |
| }; |
| |
| static const rv_comp_data rvcp_xori[] = { |
| { rv_op_not, rvcc_not }, |
| { rv_op_illegal, NULL } |
| }; |
| |
| static const rv_comp_data rvcp_sub[] = { |
| { rv_op_neg, rvcc_neg }, |
| { rv_op_illegal, NULL } |
| }; |
| |
| static const rv_comp_data rvcp_slt[] = { |
| { rv_op_sltz, rvcc_sltz }, |
| { rv_op_sgtz, rvcc_sgtz }, |
| { rv_op_illegal, NULL } |
| }; |
| |
| static const rv_comp_data rvcp_sltu[] = { |
| { rv_op_snez, rvcc_snez }, |
| { rv_op_illegal, NULL } |
| }; |
| |
| static const rv_comp_data rvcp_addiw[] = { |
| { rv_op_sext_w, rvcc_sext_w }, |
| { rv_op_illegal, NULL } |
| }; |
| |
| static const rv_comp_data rvcp_subw[] = { |
| { rv_op_negw, rvcc_negw }, |
| { rv_op_illegal, NULL } |
| }; |
| |
| static const rv_comp_data rvcp_csrrw[] = { |
| { rv_op_fscsr, rvcc_fscsr }, |
| { rv_op_fsrm, rvcc_fsrm }, |
| { rv_op_fsflags, rvcc_fsflags }, |
| { rv_op_illegal, NULL } |
| }; |
| |
| |
| static const rv_comp_data rvcp_csrrs[] = { |
| { rv_op_rdcycle, rvcc_rdcycle }, |
| { rv_op_rdtime, rvcc_rdtime }, |
| { rv_op_rdinstret, rvcc_rdinstret }, |
| { rv_op_rdcycleh, rvcc_rdcycleh }, |
| { rv_op_rdtimeh, rvcc_rdtimeh }, |
| { rv_op_rdinstreth, rvcc_rdinstreth }, |
| { rv_op_frcsr, rvcc_frcsr }, |
| { rv_op_frrm, rvcc_frrm }, |
| { rv_op_frflags, rvcc_frflags }, |
| { rv_op_illegal, NULL } |
| }; |
| |
| static const rv_comp_data rvcp_csrrwi[] = { |
| { rv_op_fsrmi, rvcc_fsrmi }, |
| { rv_op_fsflagsi, rvcc_fsflagsi }, |
| { rv_op_illegal, NULL } |
| }; |
| |
| static const rv_comp_data rvcp_fsgnj_s[] = { |
| { rv_op_fmv_s, rvcc_fmv_s }, |
| { rv_op_illegal, NULL } |
| }; |
| |
| static const rv_comp_data rvcp_fsgnjn_s[] = { |
| { rv_op_fneg_s, rvcc_fneg_s }, |
| { rv_op_illegal, NULL } |
| }; |
| |
| static const rv_comp_data rvcp_fsgnjx_s[] = { |
| { rv_op_fabs_s, rvcc_fabs_s }, |
| { rv_op_illegal, NULL } |
| }; |
| |
| static const rv_comp_data rvcp_fsgnj_d[] = { |
| { rv_op_fmv_d, rvcc_fmv_d }, |
| { rv_op_illegal, NULL } |
| }; |
| |
| static const rv_comp_data rvcp_fsgnjn_d[] = { |
| { rv_op_fneg_d, rvcc_fneg_d }, |
| { rv_op_illegal, NULL } |
| }; |
| |
| static const rv_comp_data rvcp_fsgnjx_d[] = { |
| { rv_op_fabs_d, rvcc_fabs_d }, |
| { rv_op_illegal, NULL } |
| }; |
| |
| static const rv_comp_data rvcp_fsgnj_q[] = { |
| { rv_op_fmv_q, rvcc_fmv_q }, |
| { rv_op_illegal, NULL } |
| }; |
| |
| static const rv_comp_data rvcp_fsgnjn_q[] = { |
| { rv_op_fneg_q, rvcc_fneg_q }, |
| { rv_op_illegal, NULL } |
| }; |
| |
| static const rv_comp_data rvcp_fsgnjx_q[] = { |
| { rv_op_fabs_q, rvcc_fabs_q }, |
| { rv_op_illegal, NULL } |
| }; |
| |
| /* instruction metadata */ |
| |
| const rv_opcode_data opcode_data[] = { |
| { "illegal", rv_codec_illegal, rv_fmt_none, NULL, 0, 0, 0 }, |
| { "lui", rv_codec_u, rv_fmt_rd_imm, NULL, 0, 0, 0 }, |
| { "auipc", rv_codec_u, rv_fmt_rd_offset, NULL, 0, 0, 0 }, |
| { "jal", rv_codec_uj, rv_fmt_rd_offset, rvcp_jal, 0, 0, 0 }, |
| { "jalr", rv_codec_i, rv_fmt_rd_rs1_offset, rvcp_jalr, 0, 0, 0 }, |
| { "beq", rv_codec_sb, rv_fmt_rs1_rs2_offset, rvcp_beq, 0, 0, 0 }, |
| { "bne", rv_codec_sb, rv_fmt_rs1_rs2_offset, rvcp_bne, 0, 0, 0 }, |
| { "blt", rv_codec_sb, rv_fmt_rs1_rs2_offset, rvcp_blt, 0, 0, 0 }, |
| { "bge", rv_codec_sb, rv_fmt_rs1_rs2_offset, rvcp_bge, 0, 0, 0 }, |
| { "bltu", rv_codec_sb, rv_fmt_rs1_rs2_offset, rvcp_bltu, 0, 0, 0 }, |
| { "bgeu", rv_codec_sb, rv_fmt_rs1_rs2_offset, rvcp_bgeu, 0, 0, 0 }, |
| { "lb", rv_codec_i, rv_fmt_rd_offset_rs1, NULL, 0, 0, 0 }, |
| { "lh", rv_codec_i, rv_fmt_rd_offset_rs1, NULL, 0, 0, 0 }, |
| { "lw", rv_codec_i, rv_fmt_rd_offset_rs1, NULL, 0, 0, 0 }, |
| { "lbu", rv_codec_i, rv_fmt_rd_offset_rs1, NULL, 0, 0, 0 }, |
| { "lhu", rv_codec_i, rv_fmt_rd_offset_rs1, NULL, 0, 0, 0 }, |
| { "sb", rv_codec_s, rv_fmt_rs2_offset_rs1, NULL, 0, 0, 0 }, |
| { "sh", rv_codec_s, rv_fmt_rs2_offset_rs1, NULL, 0, 0, 0 }, |
| { "sw", rv_codec_s, rv_fmt_rs2_offset_rs1, NULL, 0, 0, 0 }, |
| { "addi", rv_codec_i, rv_fmt_rd_rs1_imm, rvcp_addi, 0, 0, 0 }, |
| { "slti", rv_codec_i, rv_fmt_rd_rs1_imm, NULL, 0, 0, 0 }, |
| { "sltiu", rv_codec_i, rv_fmt_rd_rs1_imm, rvcp_sltiu, 0, 0, 0 }, |
| { "xori", rv_codec_i, rv_fmt_rd_rs1_imm, rvcp_xori, 0, 0, 0 }, |
| { "ori", rv_codec_i, rv_fmt_rd_rs1_imm, NULL, 0, 0, 0 }, |
| { "andi", rv_codec_i, rv_fmt_rd_rs1_imm, NULL, 0, 0, 0 }, |
| { "slli", rv_codec_i_sh7, rv_fmt_rd_rs1_imm, NULL, 0, 0, 0 }, |
| { "srli", rv_codec_i_sh7, rv_fmt_rd_rs1_imm, NULL, 0, 0, 0 }, |
| { "srai", rv_codec_i_sh7, rv_fmt_rd_rs1_imm, NULL, 0, 0, 0 }, |
| { "add", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, |
| { "sub", rv_codec_r, rv_fmt_rd_rs1_rs2, rvcp_sub, 0, 0, 0 }, |
| { "sll", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, |
| { "slt", rv_codec_r, rv_fmt_rd_rs1_rs2, rvcp_slt, 0, 0, 0 }, |
| { "sltu", rv_codec_r, rv_fmt_rd_rs1_rs2, rvcp_sltu, 0, 0, 0 }, |
| { "xor", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, |
| { "srl", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, |
| { "sra", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, |
| { "or", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, |
| { "and", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, |
| { "fence", rv_codec_r_f, rv_fmt_pred_succ, NULL, 0, 0, 0 }, |
| { "fence.i", rv_codec_none, rv_fmt_none, NULL, 0, 0, 0 }, |
| { "lwu", rv_codec_i, rv_fmt_rd_offset_rs1, NULL, 0, 0, 0 }, |
| { "ld", rv_codec_i, rv_fmt_rd_offset_rs1, NULL, 0, 0, 0 }, |
| { "sd", rv_codec_s, rv_fmt_rs2_offset_rs1, NULL, 0, 0, 0 }, |
| { "addiw", rv_codec_i, rv_fmt_rd_rs1_imm, rvcp_addiw, 0, 0, 0 }, |
| { "slliw", rv_codec_i_sh5, rv_fmt_rd_rs1_imm, NULL, 0, 0, 0 }, |
| { "srliw", rv_codec_i_sh5, rv_fmt_rd_rs1_imm, NULL, 0, 0, 0 }, |
| { "sraiw", rv_codec_i_sh5, rv_fmt_rd_rs1_imm, NULL, 0, 0, 0 }, |
| { "addw", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, |
| { "subw", rv_codec_r, rv_fmt_rd_rs1_rs2, rvcp_subw, 0, 0, 0 }, |
| { "sllw", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, |
| { "srlw", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, |
| { "sraw", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, |
| { "ldu", rv_codec_i, rv_fmt_rd_offset_rs1, NULL, 0, 0, 0 }, |
| { "lq", rv_codec_i, rv_fmt_rd_offset_rs1, NULL, 0, 0, 0 }, |
| { "sq", rv_codec_s, rv_fmt_rs2_offset_rs1, NULL, 0, 0, 0 }, |
| { "addid", rv_codec_i, rv_fmt_rd_rs1_imm, NULL, 0, 0, 0 }, |
| { "sllid", rv_codec_i_sh6, rv_fmt_rd_rs1_imm, NULL, 0, 0, 0 }, |
| { "srlid", rv_codec_i_sh6, rv_fmt_rd_rs1_imm, NULL, 0, 0, 0 }, |
| { "sraid", rv_codec_i_sh6, rv_fmt_rd_rs1_imm, NULL, 0, 0, 0 }, |
| { "addd", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, |
| { "subd", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, |
| { "slld", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, |
| { "srld", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, |
| { "srad", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, |
| { "mul", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, |
| { "mulh", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, |
| { "mulhsu", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, |
| { "mulhu", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, |
| { "div", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, |
| { "divu", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, |
| { "rem", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, |
| { "remu", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, |
| { "mulw", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, |
| { "divw", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, |
| { "divuw", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, |
| { "remw", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, |
| { "remuw", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, |
| { "muld", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, |
| { "divd", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, |
| { "divud", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, |
| { "remd", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, |
| { "remud", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, |
| { "lr.w", rv_codec_r_l, rv_fmt_aqrl_rd_rs1, NULL, 0, 0, 0 }, |
| { "sc.w", rv_codec_r_a, rv_fmt_aqrl_rd_rs2_rs1, NULL, 0, 0, 0 }, |
| { "amoswap.w", rv_codec_r_a, rv_fmt_aqrl_rd_rs2_rs1, NULL, 0, 0, 0 }, |
| { "amoadd.w", rv_codec_r_a, rv_fmt_aqrl_rd_rs2_rs1, NULL, 0, 0, 0 }, |
| { "amoxor.w", rv_codec_r_a, rv_fmt_aqrl_rd_rs2_rs1, NULL, 0, 0, 0 }, |
| { "amoor.w", rv_codec_r_a, rv_fmt_aqrl_rd_rs2_rs1, NULL, 0, 0, 0 }, |
| { "amoand.w", rv_codec_r_a, rv_fmt_aqrl_rd_rs2_rs1, NULL, 0, 0, 0 }, |
| { "amomin.w", rv_codec_r_a, rv_fmt_aqrl_rd_rs2_rs1, NULL, 0, 0, 0 }, |
| { "amomax.w", rv_codec_r_a, rv_fmt_aqrl_rd_rs2_rs1, NULL, 0, 0, 0 }, |
| { "amominu.w", rv_codec_r_a, rv_fmt_aqrl_rd_rs2_rs1, NULL, 0, 0, 0 }, |
| { "amomaxu.w", rv_codec_r_a, rv_fmt_aqrl_rd_rs2_rs1, NULL, 0, 0, 0 }, |
| { "lr.d", rv_codec_r_l, rv_fmt_aqrl_rd_rs1, NULL, 0, 0, 0 }, |
| { "sc.d", rv_codec_r_a, rv_fmt_aqrl_rd_rs2_rs1, NULL, 0, 0, 0 }, |
| { "amoswap.d", rv_codec_r_a, rv_fmt_aqrl_rd_rs2_rs1, NULL, 0, 0, 0 }, |
| { "amoadd.d", rv_codec_r_a, rv_fmt_aqrl_rd_rs2_rs1, NULL, 0, 0, 0 }, |
| { "amoxor.d", rv_codec_r_a, rv_fmt_aqrl_rd_rs2_rs1, NULL, 0, 0, 0 }, |
| { "amoor.d", rv_codec_r_a, rv_fmt_aqrl_rd_rs2_rs1, NULL, 0, 0, 0 }, |
| { "amoand.d", rv_codec_r_a, rv_fmt_aqrl_rd_rs2_rs1, NULL, 0, 0, 0 }, |
| { "amomin.d", rv_codec_r_a, rv_fmt_aqrl_rd_rs2_rs1, NULL, 0, 0, 0 }, |
| { "amomax.d", rv_codec_r_a, rv_fmt_aqrl_rd_rs2_rs1, NULL, 0, 0, 0 }, |
| { "amominu.d", rv_codec_r_a, rv_fmt_aqrl_rd_rs2_rs1, NULL, 0, 0, 0 }, |
| { "amomaxu.d", rv_codec_r_a, rv_fmt_aqrl_rd_rs2_rs1, NULL, 0, 0, 0 }, |
| { "lr.q", rv_codec_r_l, rv_fmt_aqrl_rd_rs1, NULL, 0, 0, 0 }, |
| { "sc.q", rv_codec_r_a, rv_fmt_aqrl_rd_rs2_rs1, NULL, 0, 0, 0 }, |
| { "amoswap.q", rv_codec_r_a, rv_fmt_aqrl_rd_rs2_rs1, NULL, 0, 0, 0 }, |
| { "amoadd.q", rv_codec_r_a, rv_fmt_aqrl_rd_rs2_rs1, NULL, 0, 0, 0 }, |
| { "amoxor.q", rv_codec_r_a, rv_fmt_aqrl_rd_rs2_rs1, NULL, 0, 0, 0 }, |
| { "amoor.q", rv_codec_r_a, rv_fmt_aqrl_rd_rs2_rs1, NULL, 0, 0, 0 }, |
| { "amoand.q", rv_codec_r_a, rv_fmt_aqrl_rd_rs2_rs1, NULL, 0, 0, 0 }, |
| { "amomin.q", rv_codec_r_a, rv_fmt_aqrl_rd_rs2_rs1, NULL, 0, 0, 0 }, |
| { "amomax.q", rv_codec_r_a, rv_fmt_aqrl_rd_rs2_rs1, NULL, 0, 0, 0 }, |
| { "amominu.q", rv_codec_r_a, rv_fmt_aqrl_rd_rs2_rs1, NULL, 0, 0, 0 }, |
| { "amomaxu.q", rv_codec_r_a, rv_fmt_aqrl_rd_rs2_rs1, NULL, 0, 0, 0 }, |
| { "ecall", rv_codec_none, rv_fmt_none, NULL, 0, 0, 0 }, |
| { "ebreak", rv_codec_none, rv_fmt_none, NULL, 0, 0, 0 }, |
| { "uret", rv_codec_none, rv_fmt_none, NULL, 0, 0, 0 }, |
| { "sret", rv_codec_none, rv_fmt_none, NULL, 0, 0, 0 }, |
| { "hret", rv_codec_none, rv_fmt_none, NULL, 0, 0, 0 }, |
| { "mret", rv_codec_none, rv_fmt_none, NULL, 0, 0, 0 }, |
| { "dret", rv_codec_none, rv_fmt_none, NULL, 0, 0, 0 }, |
| { "sfence.vm", rv_codec_r, rv_fmt_rs1, NULL, 0, 0, 0 }, |
| { "sfence.vma", rv_codec_r, rv_fmt_rs1_rs2, NULL, 0, 0, 0 }, |
| { "wfi", rv_codec_none, rv_fmt_none, NULL, 0, 0, 0 }, |
| { "csrrw", rv_codec_i_csr, rv_fmt_rd_csr_rs1, rvcp_csrrw, 0, 0, 0 }, |
| { "csrrs", rv_codec_i_csr, rv_fmt_rd_csr_rs1, rvcp_csrrs, 0, 0, 0 }, |
| { "csrrc", rv_codec_i_csr, rv_fmt_rd_csr_rs1, NULL, 0, 0, 0 }, |
| { "csrrwi", rv_codec_i_csr, rv_fmt_rd_csr_zimm, rvcp_csrrwi, 0, 0, 0 }, |
| { "csrrsi", rv_codec_i_csr, rv_fmt_rd_csr_zimm, NULL, 0, 0, 0 }, |
| { "csrrci", rv_codec_i_csr, rv_fmt_rd_csr_zimm, NULL, 0, 0, 0 }, |
| { "flw", rv_codec_i, rv_fmt_frd_offset_rs1, NULL, 0, 0, 0 }, |
| { "fsw", rv_codec_s, rv_fmt_frs2_offset_rs1, NULL, 0, 0, 0 }, |
| { "fmadd.s", rv_codec_r4_m, rv_fmt_rm_frd_frs1_frs2_frs3, NULL, 0, 0, 0 }, |
| { "fmsub.s", rv_codec_r4_m, rv_fmt_rm_frd_frs1_frs2_frs3, NULL, 0, 0, 0 }, |
| { "fnmsub.s", rv_codec_r4_m, rv_fmt_rm_frd_frs1_frs2_frs3, NULL, 0, 0, 0 }, |
| { "fnmadd.s", rv_codec_r4_m, rv_fmt_rm_frd_frs1_frs2_frs3, NULL, 0, 0, 0 }, |
| { "fadd.s", rv_codec_r_m, rv_fmt_rm_frd_frs1_frs2, NULL, 0, 0, 0 }, |
| { "fsub.s", rv_codec_r_m, rv_fmt_rm_frd_frs1_frs2, NULL, 0, 0, 0 }, |
| { "fmul.s", rv_codec_r_m, rv_fmt_rm_frd_frs1_frs2, NULL, 0, 0, 0 }, |
| { "fdiv.s", rv_codec_r_m, rv_fmt_rm_frd_frs1_frs2, NULL, 0, 0, 0 }, |
| { "fsgnj.s", rv_codec_r, rv_fmt_frd_frs1_frs2, rvcp_fsgnj_s, 0, 0, 0 }, |
| { "fsgnjn.s", rv_codec_r, rv_fmt_frd_frs1_frs2, rvcp_fsgnjn_s, 0, 0, 0 }, |
| { "fsgnjx.s", rv_codec_r, rv_fmt_frd_frs1_frs2, rvcp_fsgnjx_s, 0, 0, 0 }, |
| { "fmin.s", rv_codec_r, rv_fmt_frd_frs1_frs2, NULL, 0, 0, 0 }, |
| { "fmax.s", rv_codec_r, rv_fmt_frd_frs1_frs2, NULL, 0, 0, 0 }, |
| { "fsqrt.s", rv_codec_r_m, rv_fmt_rm_frd_frs1, NULL, 0, 0, 0 }, |
| { "fle.s", rv_codec_r, rv_fmt_rd_frs1_frs2, NULL, 0, 0, 0 }, |
| { "flt.s", rv_codec_r, rv_fmt_rd_frs1_frs2, NULL, 0, 0, 0 }, |
| { "feq.s", rv_codec_r, rv_fmt_rd_frs1_frs2, NULL, 0, 0, 0 }, |
| { "fcvt.w.s", rv_codec_r_m, rv_fmt_rm_rd_frs1, NULL, 0, 0, 0 }, |
| { "fcvt.wu.s", rv_codec_r_m, rv_fmt_rm_rd_frs1, NULL, 0, 0, 0 }, |
| { "fcvt.s.w", rv_codec_r_m, rv_fmt_rm_frd_rs1, NULL, 0, 0, 0 }, |
| { "fcvt.s.wu", rv_codec_r_m, rv_fmt_rm_frd_rs1, NULL, 0, 0, 0 }, |
| { "fmv.x.s", rv_codec_r, rv_fmt_rd_frs1, NULL, 0, 0, 0 }, |
| { "fclass.s", rv_codec_r, rv_fmt_rd_frs1, NULL, 0, 0, 0 }, |
| { "fmv.s.x", rv_codec_r, rv_fmt_frd_rs1, NULL, 0, 0, 0 }, |
| { "fcvt.l.s", rv_codec_r_m, rv_fmt_rm_rd_frs1, NULL, 0, 0, 0 }, |
| { "fcvt.lu.s", rv_codec_r_m, rv_fmt_rm_rd_frs1, NULL, 0, 0, 0 }, |
| { "fcvt.s.l", rv_codec_r_m, rv_fmt_rm_frd_rs1, NULL, 0, 0, 0 }, |
| { "fcvt.s.lu", rv_codec_r_m, rv_fmt_rm_frd_rs1, NULL, 0, 0, 0 }, |
| { "fld", rv_codec_i, rv_fmt_frd_offset_rs1, NULL, 0, 0, 0 }, |
| { "fsd", rv_codec_s, rv_fmt_frs2_offset_rs1, NULL, 0, 0, 0 }, |
| { "fmadd.d", rv_codec_r4_m, rv_fmt_rm_frd_frs1_frs2_frs3, NULL, 0, 0, 0 }, |
| { "fmsub.d", rv_codec_r4_m, rv_fmt_rm_frd_frs1_frs2_frs3, NULL, 0, 0, 0 }, |
| { "fnmsub.d", rv_codec_r4_m, rv_fmt_rm_frd_frs1_frs2_frs3, NULL, 0, 0, 0 }, |
| { "fnmadd.d", rv_codec_r4_m, rv_fmt_rm_frd_frs1_frs2_frs3, NULL, 0, 0, 0 }, |
| { "fadd.d", rv_codec_r_m, rv_fmt_rm_frd_frs1_frs2, NULL, 0, 0, 0 }, |
| { "fsub.d", rv_codec_r_m, rv_fmt_rm_frd_frs1_frs2, NULL, 0, 0, 0 }, |
| { "fmul.d", rv_codec_r_m, rv_fmt_rm_frd_frs1_frs2, NULL, 0, 0, 0 }, |
| { "fdiv.d", rv_codec_r_m, rv_fmt_rm_frd_frs1_frs2, NULL, 0, 0, 0 }, |
| { "fsgnj.d", rv_codec_r, rv_fmt_frd_frs1_frs2, rvcp_fsgnj_d, 0, 0, 0 }, |
| { "fsgnjn.d", rv_codec_r, rv_fmt_frd_frs1_frs2, rvcp_fsgnjn_d, 0, 0, 0 }, |
| { "fsgnjx.d", rv_codec_r, rv_fmt_frd_frs1_frs2, rvcp_fsgnjx_d, 0, 0, 0 }, |
| { "fmin.d", rv_codec_r, rv_fmt_frd_frs1_frs2, NULL, 0, 0, 0 }, |
| { "fmax.d", rv_codec_r, rv_fmt_frd_frs1_frs2, NULL, 0, 0, 0 }, |
| { "fcvt.s.d", rv_codec_r_m, rv_fmt_rm_frd_frs1, NULL, 0, 0, 0 }, |
| { "fcvt.d.s", rv_codec_r_m, rv_fmt_rm_frd_frs1, NULL, 0, 0, 0 }, |
| { "fsqrt.d", rv_codec_r_m, rv_fmt_rm_frd_frs1, NULL, 0, 0, 0 }, |
| { "fle.d", rv_codec_r, rv_fmt_rd_frs1_frs2, NULL, 0, 0, 0 }, |
| { "flt.d", rv_codec_r, rv_fmt_rd_frs1_frs2, NULL, 0, 0, 0 }, |
| { "feq.d", rv_codec_r, rv_fmt_rd_frs1_frs2, NULL, 0, 0, 0 }, |
| { "fcvt.w.d", rv_codec_r_m, rv_fmt_rm_rd_frs1, NULL, 0, 0, 0 }, |
| { "fcvt.wu.d", rv_codec_r_m, rv_fmt_rm_rd_frs1, NULL, 0, 0, 0 }, |
| { "fcvt.d.w", rv_codec_r_m, rv_fmt_rm_frd_rs1, NULL, 0, 0, 0 }, |
| { "fcvt.d.wu", rv_codec_r_m, rv_fmt_rm_frd_rs1, NULL, 0, 0, 0 }, |
| { "fclass.d", rv_codec_r, rv_fmt_rd_frs1, NULL, 0, 0, 0 }, |
| { "fcvt.l.d", rv_codec_r_m, rv_fmt_rm_rd_frs1, NULL, 0, 0, 0 }, |
| { "fcvt.lu.d", rv_codec_r_m, rv_fmt_rm_rd_frs1, NULL, 0, 0, 0 }, |
| { "fmv.x.d", rv_codec_r, rv_fmt_rd_frs1, NULL, 0, 0, 0 }, |
| { "fcvt.d.l", rv_codec_r_m, rv_fmt_rm_frd_rs1, NULL, 0, 0, 0 }, |
| { "fcvt.d.lu", rv_codec_r_m, rv_fmt_rm_frd_rs1, NULL, 0, 0, 0 }, |
| { "fmv.d.x", rv_codec_r, rv_fmt_frd_rs1, NULL, 0, 0, 0 }, |
| { "flq", rv_codec_i, rv_fmt_frd_offset_rs1, NULL, 0, 0, 0 }, |
| { "fsq", rv_codec_s, rv_fmt_frs2_offset_rs1, NULL, 0, 0, 0 }, |
| { "fmadd.q", rv_codec_r4_m, rv_fmt_rm_frd_frs1_frs2_frs3, NULL, 0, 0, 0 }, |
| { "fmsub.q", rv_codec_r4_m, rv_fmt_rm_frd_frs1_frs2_frs3, NULL, 0, 0, 0 }, |
| { "fnmsub.q", rv_codec_r4_m, rv_fmt_rm_frd_frs1_frs2_frs3, NULL, 0, 0, 0 }, |
| { "fnmadd.q", rv_codec_r4_m, rv_fmt_rm_frd_frs1_frs2_frs3, NULL, 0, 0, 0 }, |
| { "fadd.q", rv_codec_r_m, rv_fmt_rm_frd_frs1_frs2, NULL, 0, 0, 0 }, |
| { "fsub.q", rv_codec_r_m, rv_fmt_rm_frd_frs1_frs2, NULL, 0, 0, 0 }, |
| { "fmul.q", rv_codec_r_m, rv_fmt_rm_frd_frs1_frs2, NULL, 0, 0, 0 }, |
| { "fdiv.q", rv_codec_r_m, rv_fmt_rm_frd_frs1_frs2, NULL, 0, 0, 0 }, |
| { "fsgnj.q", rv_codec_r, rv_fmt_frd_frs1_frs2, rvcp_fsgnj_q, 0, 0, 0 }, |
| { "fsgnjn.q", rv_codec_r, rv_fmt_frd_frs1_frs2, rvcp_fsgnjn_q, 0, 0, 0 }, |
| { "fsgnjx.q", rv_codec_r, rv_fmt_frd_frs1_frs2, rvcp_fsgnjx_q, 0, 0, 0 }, |
| { "fmin.q", rv_codec_r, rv_fmt_frd_frs1_frs2, NULL, 0, 0, 0 }, |
| { "fmax.q", rv_codec_r, rv_fmt_frd_frs1_frs2, NULL, 0, 0, 0 }, |
| { "fcvt.s.q", rv_codec_r_m, rv_fmt_rm_frd_frs1, NULL, 0, 0, 0 }, |
| { "fcvt.q.s", rv_codec_r_m, rv_fmt_rm_frd_frs1, NULL, 0, 0, 0 }, |
| { "fcvt.d.q", rv_codec_r_m, rv_fmt_rm_frd_frs1, NULL, 0, 0, 0 }, |
| { "fcvt.q.d", rv_codec_r_m, rv_fmt_rm_frd_frs1, NULL, 0, 0, 0 }, |
| { "fsqrt.q", rv_codec_r_m, rv_fmt_rm_frd_frs1, NULL, 0, 0, 0 }, |
| { "fle.q", rv_codec_r, rv_fmt_rd_frs1_frs2, NULL, 0, 0, 0 }, |
| { "flt.q", rv_codec_r, rv_fmt_rd_frs1_frs2, NULL, 0, 0, 0 }, |
| { "feq.q", rv_codec_r, rv_fmt_rd_frs1_frs2, NULL, 0, 0, 0 }, |
| { "fcvt.w.q", rv_codec_r_m, rv_fmt_rm_rd_frs1, NULL, 0, 0, 0 }, |
| { "fcvt.wu.q", rv_codec_r_m, rv_fmt_rm_rd_frs1, NULL, 0, 0, 0 }, |
| { "fcvt.q.w", rv_codec_r_m, rv_fmt_rm_frd_rs1, NULL, 0, 0, 0 }, |
| { "fcvt.q.wu", rv_codec_r_m, rv_fmt_rm_frd_rs1, NULL, 0, 0, 0 }, |
| { "fclass.q", rv_codec_r, rv_fmt_rd_frs1, NULL, 0, 0, 0 }, |
| { "fcvt.l.q", rv_codec_r_m, rv_fmt_rm_rd_frs1, NULL, 0, 0, 0 }, |
| { "fcvt.lu.q", rv_codec_r_m, rv_fmt_rm_rd_frs1, NULL, 0, 0, 0 }, |
| { "fcvt.q.l", rv_codec_r_m, rv_fmt_rm_frd_rs1, NULL, 0, 0, 0 }, |
| { "fcvt.q.lu", rv_codec_r_m, rv_fmt_rm_frd_rs1, NULL, 0, 0, 0 }, |
| { "fmv.x.q", rv_codec_r, rv_fmt_rd_frs1, NULL, 0, 0, 0 }, |
| { "fmv.q.x", rv_codec_r, rv_fmt_frd_rs1, NULL, 0, 0, 0 }, |
| { "c.addi4spn", rv_codec_ciw_4spn, rv_fmt_rd_rs1_imm, NULL, rv_op_addi, |
| rv_op_addi, rv_op_addi, rvcd_imm_nz }, |
| { "c.fld", rv_codec_cl_ld, rv_fmt_frd_offset_rs1, NULL, rv_op_fld, rv_op_fld, 0 }, |
| { "c.lw", rv_codec_cl_lw, rv_fmt_rd_offset_rs1, NULL, rv_op_lw, rv_op_lw, rv_op_lw }, |
| { "c.flw", rv_codec_cl_lw, rv_fmt_frd_offset_rs1, NULL, rv_op_flw, 0, 0 }, |
| { "c.fsd", rv_codec_cs_sd, rv_fmt_frs2_offset_rs1, NULL, rv_op_fsd, rv_op_fsd, 0 }, |
| { "c.sw", rv_codec_cs_sw, rv_fmt_rs2_offset_rs1, NULL, rv_op_sw, rv_op_sw, rv_op_sw }, |
| { "c.fsw", rv_codec_cs_sw, rv_fmt_frs2_offset_rs1, NULL, rv_op_fsw, 0, 0 }, |
| { "c.nop", rv_codec_ci_none, rv_fmt_none, NULL, rv_op_addi, rv_op_addi, rv_op_addi }, |
| { "c.addi", rv_codec_ci, rv_fmt_rd_rs1_imm, NULL, rv_op_addi, rv_op_addi, |
| rv_op_addi, rvcd_imm_nz }, |
| { "c.jal", rv_codec_cj_jal, rv_fmt_rd_offset, NULL, rv_op_jal, 0, 0 }, |
| { "c.li", rv_codec_ci_li, rv_fmt_rd_rs1_imm, NULL, rv_op_addi, rv_op_addi, rv_op_addi }, |
| { "c.addi16sp", rv_codec_ci_16sp, rv_fmt_rd_rs1_imm, NULL, rv_op_addi, |
| rv_op_addi, rv_op_addi, rvcd_imm_nz }, |
| { "c.lui", rv_codec_ci_lui, rv_fmt_rd_imm, NULL, rv_op_lui, rv_op_lui, |
| rv_op_lui, rvcd_imm_nz }, |
| { "c.srli", rv_codec_cb_sh6, rv_fmt_rd_rs1_imm, NULL, rv_op_srli, |
| rv_op_srli, rv_op_srli, rvcd_imm_nz }, |
| { "c.srai", rv_codec_cb_sh6, rv_fmt_rd_rs1_imm, NULL, rv_op_srai, |
| rv_op_srai, rv_op_srai, rvcd_imm_nz }, |
| { "c.andi", rv_codec_cb_imm, rv_fmt_rd_rs1_imm, NULL, rv_op_andi, |
| rv_op_andi, rv_op_andi }, |
| { "c.sub", rv_codec_cs, rv_fmt_rd_rs1_rs2, NULL, rv_op_sub, rv_op_sub, rv_op_sub }, |
| { "c.xor", rv_codec_cs, rv_fmt_rd_rs1_rs2, NULL, rv_op_xor, rv_op_xor, rv_op_xor }, |
| { "c.or", rv_codec_cs, rv_fmt_rd_rs1_rs2, NULL, rv_op_or, rv_op_or, rv_op_or }, |
| { "c.and", rv_codec_cs, rv_fmt_rd_rs1_rs2, NULL, rv_op_and, rv_op_and, rv_op_and }, |
| { "c.subw", rv_codec_cs, rv_fmt_rd_rs1_rs2, NULL, rv_op_subw, rv_op_subw, rv_op_subw }, |
| { "c.addw", rv_codec_cs, rv_fmt_rd_rs1_rs2, NULL, rv_op_addw, rv_op_addw, rv_op_addw }, |
| { "c.j", rv_codec_cj, rv_fmt_rd_offset, NULL, rv_op_jal, rv_op_jal, rv_op_jal }, |
| { "c.beqz", rv_codec_cb, rv_fmt_rs1_rs2_offset, NULL, rv_op_beq, rv_op_beq, rv_op_beq }, |
| { "c.bnez", rv_codec_cb, rv_fmt_rs1_rs2_offset, NULL, rv_op_bne, rv_op_bne, rv_op_bne }, |
| { "c.slli", rv_codec_ci_sh6, rv_fmt_rd_rs1_imm, NULL, rv_op_slli, |
| rv_op_slli, rv_op_slli, rvcd_imm_nz }, |
| { "c.fldsp", rv_codec_ci_ldsp, rv_fmt_frd_offset_rs1, NULL, rv_op_fld, rv_op_fld, rv_op_fld }, |
| { "c.lwsp", rv_codec_ci_lwsp, rv_fmt_rd_offset_rs1, NULL, rv_op_lw, rv_op_lw, rv_op_lw }, |
| { "c.flwsp", rv_codec_ci_lwsp, rv_fmt_frd_offset_rs1, NULL, rv_op_flw, 0, 0 }, |
| { "c.jr", rv_codec_cr_jr, rv_fmt_rd_rs1_offset, NULL, rv_op_jalr, rv_op_jalr, rv_op_jalr }, |
| { "c.mv", rv_codec_cr_mv, rv_fmt_rd_rs1_rs2, NULL, rv_op_addi, rv_op_addi, rv_op_addi }, |
| { "c.ebreak", rv_codec_ci_none, rv_fmt_none, NULL, rv_op_ebreak, rv_op_ebreak, rv_op_ebreak }, |
| { "c.jalr", rv_codec_cr_jalr, rv_fmt_rd_rs1_offset, NULL, rv_op_jalr, rv_op_jalr, rv_op_jalr }, |
| { "c.add", rv_codec_cr, rv_fmt_rd_rs1_rs2, NULL, rv_op_add, rv_op_add, rv_op_add }, |
| { "c.fsdsp", rv_codec_css_sdsp, rv_fmt_frs2_offset_rs1, NULL, rv_op_fsd, rv_op_fsd, rv_op_fsd }, |
| { "c.swsp", rv_codec_css_swsp, rv_fmt_rs2_offset_rs1, NULL, rv_op_sw, rv_op_sw, rv_op_sw }, |
| { "c.fswsp", rv_codec_css_swsp, rv_fmt_frs2_offset_rs1, NULL, rv_op_fsw, 0, 0 }, |
| { "c.ld", rv_codec_cl_ld, rv_fmt_rd_offset_rs1, NULL, 0, rv_op_ld, rv_op_ld }, |
| { "c.sd", rv_codec_cs_sd, rv_fmt_rs2_offset_rs1, NULL, 0, rv_op_sd, rv_op_sd }, |
| { "c.addiw", rv_codec_ci, rv_fmt_rd_rs1_imm, NULL, 0, rv_op_addiw, rv_op_addiw }, |
| { "c.ldsp", rv_codec_ci_ldsp, rv_fmt_rd_offset_rs1, NULL, 0, rv_op_ld, rv_op_ld }, |
| { "c.sdsp", rv_codec_css_sdsp, rv_fmt_rs2_offset_rs1, NULL, 0, rv_op_sd, rv_op_sd }, |
| { "c.lq", rv_codec_cl_lq, rv_fmt_rd_offset_rs1, NULL, 0, 0, rv_op_lq }, |
| { "c.sq", rv_codec_cs_sq, rv_fmt_rs2_offset_rs1, NULL, 0, 0, rv_op_sq }, |
| { "c.lqsp", rv_codec_ci_lqsp, rv_fmt_rd_offset_rs1, NULL, 0, 0, rv_op_lq }, |
| { "c.sqsp", rv_codec_css_sqsp, rv_fmt_rs2_offset_rs1, NULL, 0, 0, rv_op_sq }, |
| { "nop", rv_codec_i, rv_fmt_none, NULL, 0, 0, 0 }, |
| { "mv", rv_codec_i, rv_fmt_rd_rs1, NULL, 0, 0, 0 }, |
| { "not", rv_codec_i, rv_fmt_rd_rs1, NULL, 0, 0, 0 }, |
| { "neg", rv_codec_r, rv_fmt_rd_rs2, NULL, 0, 0, 0 }, |
| { "negw", rv_codec_r, rv_fmt_rd_rs2, NULL, 0, 0, 0 }, |
| { "sext.w", rv_codec_i, rv_fmt_rd_rs1, NULL, 0, 0, 0 }, |
| { "seqz", rv_codec_i, rv_fmt_rd_rs1, NULL, 0, 0, 0 }, |
| { "snez", rv_codec_r, rv_fmt_rd_rs2, NULL, 0, 0, 0 }, |
| { "sltz", rv_codec_r, rv_fmt_rd_rs1, NULL, 0, 0, 0 }, |
| { "sgtz", rv_codec_r, rv_fmt_rd_rs2, NULL, 0, 0, 0 }, |
| { "fmv.s", rv_codec_r, rv_fmt_rd_rs1, NULL, 0, 0, 0 }, |
| { "fabs.s", rv_codec_r, rv_fmt_rd_rs1, NULL, 0, 0, 0 }, |
| { "fneg.s", rv_codec_r, rv_fmt_rd_rs1, NULL, 0, 0, 0 }, |
| { "fmv.d", rv_codec_r, rv_fmt_rd_rs1, NULL, 0, 0, 0 }, |
| { "fabs.d", rv_codec_r, rv_fmt_rd_rs1, NULL, 0, 0, 0 }, |
| { "fneg.d", rv_codec_r, rv_fmt_rd_rs1, NULL, 0, 0, 0 }, |
| { "fmv.q", rv_codec_r, rv_fmt_rd_rs1, NULL, 0, 0, 0 }, |
| { "fabs.q", rv_codec_r, rv_fmt_rd_rs1, NULL, 0, 0, 0 }, |
| { "fneg.q", rv_codec_r, rv_fmt_rd_rs1, NULL, 0, 0, 0 }, |
| { "beqz", rv_codec_sb, rv_fmt_rs1_offset, NULL, 0, 0, 0 }, |
| { "bnez", rv_codec_sb, rv_fmt_rs1_offset, NULL, 0, 0, 0 }, |
| { "blez", rv_codec_sb, rv_fmt_rs2_offset, NULL, 0, 0, 0 }, |
| { "bgez", rv_codec_sb, rv_fmt_rs1_offset, NULL, 0, 0, 0 }, |
| { "bltz", rv_codec_sb, rv_fmt_rs1_offset, NULL, 0, 0, 0 }, |
| { "bgtz", rv_codec_sb, rv_fmt_rs2_offset, NULL, 0, 0, 0 }, |
| { "ble", rv_codec_sb, rv_fmt_rs2_rs1_offset, NULL, 0, 0, 0 }, |
| { "bleu", rv_codec_sb, rv_fmt_rs2_rs1_offset, NULL, 0, 0, 0 }, |
| { "bgt", rv_codec_sb, rv_fmt_rs2_rs1_offset, NULL, 0, 0, 0 }, |
| { "bgtu", rv_codec_sb, rv_fmt_rs2_rs1_offset, NULL, 0, 0, 0 }, |
| { "j", rv_codec_uj, rv_fmt_offset, NULL, 0, 0, 0 }, |
| { "ret", rv_codec_i, rv_fmt_none, NULL, 0, 0, 0 }, |
| { "jr", rv_codec_i, rv_fmt_rs1, NULL, 0, 0, 0 }, |
| { "rdcycle", rv_codec_i_csr, rv_fmt_rd, NULL, 0, 0, 0 }, |
| { "rdtime", rv_codec_i_csr, rv_fmt_rd, NULL, 0, 0, 0 }, |
| { "rdinstret", rv_codec_i_csr, rv_fmt_rd, NULL, 0, 0, 0 }, |
| { "rdcycleh", rv_codec_i_csr, rv_fmt_rd, NULL, 0, 0, 0 }, |
| { "rdtimeh", rv_codec_i_csr, rv_fmt_rd, NULL, 0, 0, 0 }, |
| { "rdinstreth", rv_codec_i_csr, rv_fmt_rd, NULL, 0, 0, 0 }, |
| { "frcsr", rv_codec_i_csr, rv_fmt_rd, NULL, 0, 0, 0 }, |
| { "frrm", rv_codec_i_csr, rv_fmt_rd, NULL, 0, 0, 0 }, |
| { "frflags", rv_codec_i_csr, rv_fmt_rd, NULL, 0, 0, 0 }, |
| { "fscsr", rv_codec_i_csr, rv_fmt_rd_rs1, NULL, 0, 0, 0 }, |
| { "fsrm", rv_codec_i_csr, rv_fmt_rd_rs1, NULL, 0, 0, 0 }, |
| { "fsflags", rv_codec_i_csr, rv_fmt_rd_rs1, NULL, 0, 0, 0 }, |
| { "fsrmi", rv_codec_i_csr, rv_fmt_rd_zimm, NULL, 0, 0, 0 }, |
| { "fsflagsi", rv_codec_i_csr, rv_fmt_rd_zimm, NULL, 0, 0, 0 }, |
| { "bseti", rv_codec_i_sh7, rv_fmt_rd_rs1_imm, NULL, 0, 0, 0 }, |
| { "bclri", rv_codec_i_sh7, rv_fmt_rd_rs1_imm, NULL, 0, 0, 0 }, |
| { "binvi", rv_codec_i_sh7, rv_fmt_rd_rs1_imm, NULL, 0, 0, 0 }, |
| { "bexti", rv_codec_i_sh7, rv_fmt_rd_rs1_imm, NULL, 0, 0, 0 }, |
| { "rori", rv_codec_i_sh7, rv_fmt_rd_rs1_imm, NULL, 0, 0, 0 }, |
| { "clz", rv_codec_r, rv_fmt_rd_rs1, NULL, 0, 0, 0 }, |
| { "ctz", rv_codec_r, rv_fmt_rd_rs1, NULL, 0, 0, 0 }, |
| { "cpop", rv_codec_r, rv_fmt_rd_rs1, NULL, 0, 0, 0 }, |
| { "sext.h", rv_codec_r, rv_fmt_rd_rs1, NULL, 0, 0, 0 }, |
| { "sext.b", rv_codec_r, rv_fmt_rd_rs1, NULL, 0, 0, 0 }, |
| { "xnor", rv_codec_r, rv_fmt_rd_rs1, NULL, 0, 0, 0 }, |
| { "orn", rv_codec_r, rv_fmt_rd_rs1, NULL, 0, 0, 0 }, |
| { "andn", rv_codec_r, rv_fmt_rd_rs1, NULL, 0, 0, 0 }, |
| { "rol", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, |
| { "ror", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, |
| { "sh1add", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, |
| { "sh2add", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, |
| { "sh3add", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, |
| { "sh1add.uw", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, |
| { "sh2add.uw", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, |
| { "sh3add.uw", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, |
| { "clmul", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, |
| { "clmulr", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, |
| { "clmulh", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, |
| { "min", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, |
| { "minu", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, |
| { "max", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, |
| { "maxu", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, |
| { "clzw", rv_codec_r, rv_fmt_rd_rs1, NULL, 0, 0, 0 }, |
| { "clzw", rv_codec_r, rv_fmt_rd_rs1, NULL, 0, 0, 0 }, |
| { "cpopw", rv_codec_r, rv_fmt_rd_rs1, NULL, 0, 0, 0 }, |
| { "slli.uw", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, |
| { "add.uw", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, |
| { "rolw", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, |
| { "rorw", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, |
| { "rev8", rv_codec_r, rv_fmt_rd_rs1, NULL, 0, 0, 0 }, |
| { "zext.h", rv_codec_r, rv_fmt_rd_rs1, NULL, 0, 0, 0 }, |
| { "roriw", rv_codec_i_sh5, rv_fmt_rd_rs1_imm, NULL, 0, 0, 0 }, |
| { "orc.b", rv_codec_r, rv_fmt_rd_rs1, NULL, 0, 0, 0 }, |
| { "bset", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, |
| { "bclr", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, |
| { "binv", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, |
| { "bext", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, |
| { "aes32esmi", rv_codec_k_bs, rv_fmt_rs1_rs2_bs, NULL, 0, 0, 0 }, |
| { "aes32esi", rv_codec_k_bs, rv_fmt_rs1_rs2_bs, NULL, 0, 0, 0 }, |
| { "aes32dsmi", rv_codec_k_bs, rv_fmt_rs1_rs2_bs, NULL, 0, 0, 0 }, |
| { "aes32dsi", rv_codec_k_bs, rv_fmt_rs1_rs2_bs, NULL, 0, 0, 0 }, |
| { "aes64ks1i", rv_codec_k_rnum, rv_fmt_rd_rs1_rnum, NULL, 0, 0, 0 }, |
| { "aes64ks2", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, |
| { "aes64im", rv_codec_r, rv_fmt_rd_rs1, NULL, 0, 0 }, |
| { "aes64esm", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, |
| { "aes64es", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, |
| { "aes64dsm", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, |
| { "aes64ds", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, |
| { "sha256sig0", rv_codec_r, rv_fmt_rd_rs1, NULL, 0, 0 }, |
| { "sha256sig1", rv_codec_r, rv_fmt_rd_rs1, NULL, 0, 0 }, |
| { "sha256sum0", rv_codec_r, rv_fmt_rd_rs1, NULL, 0, 0 }, |
| { "sha256sum1", rv_codec_r, rv_fmt_rd_rs1, NULL, 0, 0 }, |
| { "sha512sig0", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, |
| { "sha512sig1", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, |
| { "sha512sum0", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, |
| { "sha512sum1", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, |
| { "sha512sum0r", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, |
| { "sha512sum1r", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, |
| { "sha512sig0l", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, |
| { "sha512sig0h", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, |
| { "sha512sig1l", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, |
| { "sha512sig1h", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, |
| { "sm3p0", rv_codec_r, rv_fmt_rd_rs1, NULL, 0, 0 }, |
| { "sm3p1", rv_codec_r, rv_fmt_rd_rs1, NULL, 0, 0 }, |
| { "sm4ed", rv_codec_k_bs, rv_fmt_rs1_rs2_bs, NULL, 0, 0, 0 }, |
| { "sm4ks", rv_codec_k_bs, rv_fmt_rs1_rs2_bs, NULL, 0, 0, 0 }, |
| { "brev8", rv_codec_r, rv_fmt_rd_rs1, NULL, 0, 0, 0 }, |
| { "pack", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, |
| { "packh", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, |
| { "packw", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, |
| { "unzip", rv_codec_r, rv_fmt_rd_rs1, NULL, 0, 0, 0 }, |
| { "zip", rv_codec_r, rv_fmt_rd_rs1, NULL, 0, 0, 0 }, |
| { "xperm4", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, |
| { "xperm8", rv_codec_r, rv_fmt_rd_rs1, NULL, 0, 0, 0 } |
| }; |
| |
| /* CSR names */ |
| |
| static const char *csr_name(int csrno) |
| { |
| switch (csrno) { |
| case 0x0000: return "ustatus"; |
| case 0x0001: return "fflags"; |
| case 0x0002: return "frm"; |
| case 0x0003: return "fcsr"; |
| case 0x0004: return "uie"; |
| case 0x0005: return "utvec"; |
| case 0x0015: return "seed"; |
| case 0x0040: return "uscratch"; |
| case 0x0041: return "uepc"; |
| case 0x0042: return "ucause"; |
| case 0x0043: return "utval"; |
| case 0x0044: return "uip"; |
| case 0x0100: return "sstatus"; |
| case 0x0104: return "sie"; |
| case 0x0105: return "stvec"; |
| case 0x0106: return "scounteren"; |
| case 0x0140: return "sscratch"; |
| case 0x0141: return "sepc"; |
| case 0x0142: return "scause"; |
| case 0x0143: return "stval"; |
| case 0x0144: return "sip"; |
| case 0x0180: return "satp"; |
| case 0x0200: return "hstatus"; |
| case 0x0202: return "hedeleg"; |
| case 0x0203: return "hideleg"; |
| case 0x0204: return "hie"; |
| case 0x0205: return "htvec"; |
| case 0x0240: return "hscratch"; |
| case 0x0241: return "hepc"; |
| case 0x0242: return "hcause"; |
| case 0x0243: return "hbadaddr"; |
| case 0x0244: return "hip"; |
| case 0x0300: return "mstatus"; |
| case 0x0301: return "misa"; |
| case 0x0302: return "medeleg"; |
| case 0x0303: return "mideleg"; |
| case 0x0304: return "mie"; |
| case 0x0305: return "mtvec"; |
| case 0x0306: return "mcounteren"; |
| case 0x0320: return "mucounteren"; |
| case 0x0321: return "mscounteren"; |
| case 0x0322: return "mhcounteren"; |
| case 0x0323: return "mhpmevent3"; |
| case 0x0324: return "mhpmevent4"; |
| case 0x0325: return "mhpmevent5"; |
| case 0x0326: return "mhpmevent6"; |
| case 0x0327: return "mhpmevent7"; |
| case 0x0328: return "mhpmevent8"; |
| case 0x0329: return "mhpmevent9"; |
| case 0x032a: return "mhpmevent10"; |
| case 0x032b: return "mhpmevent11"; |
| case 0x032c: return "mhpmevent12"; |
| case 0x032d: return "mhpmevent13"; |
| case 0x032e: return "mhpmevent14"; |
| case 0x032f: return "mhpmevent15"; |
| case 0x0330: return "mhpmevent16"; |
| case 0x0331: return "mhpmevent17"; |
| case 0x0332: return "mhpmevent18"; |
| case 0x0333: return "mhpmevent19"; |
| case 0x0334: return "mhpmevent20"; |
| case 0x0335: return "mhpmevent21"; |
| case 0x0336: return "mhpmevent22"; |
| case 0x0337: return "mhpmevent23"; |
| case 0x0338: return "mhpmevent24"; |
| case 0x0339: return "mhpmevent25"; |
| case 0x033a: return "mhpmevent26"; |
| case 0x033b: return "mhpmevent27"; |
| case 0x033c: return "mhpmevent28"; |
| case 0x033d: return "mhpmevent29"; |
| case 0x033e: return "mhpmevent30"; |
| case 0x033f: return "mhpmevent31"; |
| case 0x0340: return "mscratch"; |
| case 0x0341: return "mepc"; |
| case 0x0342: return "mcause"; |
| case 0x0343: return "mtval"; |
| case 0x0344: return "mip"; |
| case 0x0380: return "mbase"; |
| case 0x0381: return "mbound"; |
| case 0x0382: return "mibase"; |
| case 0x0383: return "mibound"; |
| case 0x0384: return "mdbase"; |
| case 0x0385: return "mdbound"; |
| case 0x03a0: return "pmpcfg3"; |
| case 0x03b0: return "pmpaddr0"; |
| case 0x03b1: return "pmpaddr1"; |
| case 0x03b2: return "pmpaddr2"; |
| case 0x03b3: return "pmpaddr3"; |
| case 0x03b4: return "pmpaddr4"; |
| case 0x03b5: return "pmpaddr5"; |
| case 0x03b6: return "pmpaddr6"; |
| case 0x03b7: return "pmpaddr7"; |
| case 0x03b8: return "pmpaddr8"; |
| case 0x03b9: return "pmpaddr9"; |
| case 0x03ba: return "pmpaddr10"; |
| case 0x03bb: return "pmpaddr11"; |
| case 0x03bc: return "pmpaddr12"; |
| case 0x03bd: return "pmpaddr14"; |
| case 0x03be: return "pmpaddr13"; |
| case 0x03bf: return "pmpaddr15"; |
| case 0x0780: return "mtohost"; |
| case 0x0781: return "mfromhost"; |
| case 0x0782: return "mreset"; |
| case 0x0783: return "mipi"; |
| case 0x0784: return "miobase"; |
| case 0x07a0: return "tselect"; |
| case 0x07a1: return "tdata1"; |
| case 0x07a2: return "tdata2"; |
| case 0x07a3: return "tdata3"; |
| case 0x07b0: return "dcsr"; |
| case 0x07b1: return "dpc"; |
| case 0x07b2: return "dscratch"; |
| case 0x0b00: return "mcycle"; |
| case 0x0b01: return "mtime"; |
| case 0x0b02: return "minstret"; |
| case 0x0b03: return "mhpmcounter3"; |
| case 0x0b04: return "mhpmcounter4"; |
| case 0x0b05: return "mhpmcounter5"; |
| case 0x0b06: return "mhpmcounter6"; |
| case 0x0b07: return "mhpmcounter7"; |
| case 0x0b08: return "mhpmcounter8"; |
| case 0x0b09: return "mhpmcounter9"; |
| case 0x0b0a: return "mhpmcounter10"; |
| case 0x0b0b: return "mhpmcounter11"; |
| case 0x0b0c: return "mhpmcounter12"; |
| case 0x0b0d: return "mhpmcounter13"; |
| case 0x0b0e: return "mhpmcounter14"; |
| case 0x0b0f: return "mhpmcounter15"; |
| case 0x0b10: return "mhpmcounter16"; |
| case 0x0b11: return "mhpmcounter17"; |
| case 0x0b12: return "mhpmcounter18"; |
| case 0x0b13: return "mhpmcounter19"; |
| case 0x0b14: return "mhpmcounter20"; |
| case 0x0b15: return "mhpmcounter21"; |
| case 0x0b16: return "mhpmcounter22"; |
| case 0x0b17: return "mhpmcounter23"; |
| case 0x0b18: return "mhpmcounter24"; |
| case 0x0b19: return "mhpmcounter25"; |
| case 0x0b1a: return "mhpmcounter26"; |
| case 0x0b1b: return "mhpmcounter27"; |
| case 0x0b1c: return "mhpmcounter28"; |
| case 0x0b1d: return "mhpmcounter29"; |
| case 0x0b1e: return "mhpmcounter30"; |
| case 0x0b1f: return "mhpmcounter31"; |
| case 0x0b80: return "mcycleh"; |
| case 0x0b81: return "mtimeh"; |
| case 0x0b82: return "minstreth"; |
| case 0x0b83: return "mhpmcounter3h"; |
| case 0x0b84: return "mhpmcounter4h"; |
| case 0x0b85: return "mhpmcounter5h"; |
| case 0x0b86: return "mhpmcounter6h"; |
| case 0x0b87: return "mhpmcounter7h"; |
| case 0x0b88: return "mhpmcounter8h"; |
| case 0x0b89: return "mhpmcounter9h"; |
| case 0x0b8a: return "mhpmcounter10h"; |
| case 0x0b8b: return "mhpmcounter11h"; |
| case 0x0b8c: return "mhpmcounter12h"; |
| case 0x0b8d: return "mhpmcounter13h"; |
| case 0x0b8e: return "mhpmcounter14h"; |
| case 0x0b8f: return "mhpmcounter15h"; |
| case 0x0b90: return "mhpmcounter16h"; |
| case 0x0b91: return "mhpmcounter17h"; |
| case 0x0b92: return "mhpmcounter18h"; |
| case 0x0b93: return "mhpmcounter19h"; |
| case 0x0b94: return "mhpmcounter20h"; |
| case 0x0b95: return "mhpmcounter21h"; |
| case 0x0b96: return "mhpmcounter22h"; |
| case 0x0b97: return "mhpmcounter23h"; |
| case 0x0b98: return "mhpmcounter24h"; |
| case 0x0b99: return "mhpmcounter25h"; |
| case 0x0b9a: return "mhpmcounter26h"; |
| case 0x0b9b: return "mhpmcounter27h"; |
| case 0x0b9c: return "mhpmcounter28h"; |
| case 0x0b9d: return "mhpmcounter29h"; |
| case 0x0b9e: return "mhpmcounter30h"; |
| case 0x0b9f: return "mhpmcounter31h"; |
| case 0x0c00: return "cycle"; |
| case 0x0c01: return "time"; |
| case 0x0c02: return "instret"; |
| case 0x0c80: return "cycleh"; |
| case 0x0c81: return "timeh"; |
| case 0x0c82: return "instreth"; |
| case 0x0d00: return "scycle"; |
| case 0x0d01: return "stime"; |
| case 0x0d02: return "sinstret"; |
| case 0x0d80: return "scycleh"; |
| case 0x0d81: return "stimeh"; |
| case 0x0d82: return "sinstreth"; |
| case 0x0e00: return "hcycle"; |
| case 0x0e01: return "htime"; |
| case 0x0e02: return "hinstret"; |
| case 0x0e80: return "hcycleh"; |
| case 0x0e81: return "htimeh"; |
| case 0x0e82: return "hinstreth"; |
| case 0x0f11: return "mvendorid"; |
| case 0x0f12: return "marchid"; |
| case 0x0f13: return "mimpid"; |
| case 0x0f14: return "mhartid"; |
| default: return NULL; |
| } |
| } |
| |
| /* decode opcode */ |
| |
| static void decode_inst_opcode(rv_decode *dec, rv_isa isa) |
| { |
| rv_inst inst = dec->inst; |
| rv_opcode op = rv_op_illegal; |
| switch (((inst >> 0) & 0b11)) { |
| case 0: |
| switch (((inst >> 13) & 0b111)) { |
| case 0: op = rv_op_c_addi4spn; break; |
| case 1: |
| if (isa == rv128) { |
| op = rv_op_c_lq; |
| } else { |
| op = rv_op_c_fld; |
| } |
| break; |
| case 2: op = rv_op_c_lw; break; |
| case 3: |
| if (isa == rv32) { |
| op = rv_op_c_flw; |
| } else { |
| op = rv_op_c_ld; |
| } |
| break; |
| case 5: |
| if (isa == rv128) { |
| op = rv_op_c_sq; |
| } else { |
| op = rv_op_c_fsd; |
| } |
| break; |
| case 6: op = rv_op_c_sw; break; |
| case 7: |
| if (isa == rv32) { |
| op = rv_op_c_fsw; |
| } else { |
| op = rv_op_c_sd; |
| } |
| break; |
| } |
| break; |
| case 1: |
| switch (((inst >> 13) & 0b111)) { |
| case 0: |
| switch (((inst >> 2) & 0b11111111111)) { |
| case 0: op = rv_op_c_nop; break; |
| default: op = rv_op_c_addi; break; |
| } |
| break; |
| case 1: |
| if (isa == rv32) { |
| op = rv_op_c_jal; |
| } else { |
| op = rv_op_c_addiw; |
| } |
| break; |
| case 2: op = rv_op_c_li; break; |
| case 3: |
| switch (((inst >> 7) & 0b11111)) { |
| case 2: op = rv_op_c_addi16sp; break; |
| default: op = rv_op_c_lui; break; |
| } |
| break; |
| case 4: |
| switch (((inst >> 10) & 0b11)) { |
| case 0: |
| op = rv_op_c_srli; |
| break; |
| case 1: |
| op = rv_op_c_srai; |
| break; |
| case 2: op = rv_op_c_andi; break; |
| case 3: |
| switch (((inst >> 10) & 0b100) | ((inst >> 5) & 0b011)) { |
| case 0: op = rv_op_c_sub; break; |
| case 1: op = rv_op_c_xor; break; |
| case 2: op = rv_op_c_or; break; |
| case 3: op = rv_op_c_and; break; |
| case 4: op = rv_op_c_subw; break; |
| case 5: op = rv_op_c_addw; break; |
| } |
| break; |
| } |
| break; |
| case 5: op = rv_op_c_j; break; |
| case 6: op = rv_op_c_beqz; break; |
| case 7: op = rv_op_c_bnez; break; |
| } |
| break; |
| case 2: |
| switch (((inst >> 13) & 0b111)) { |
| case 0: |
| op = rv_op_c_slli; |
| break; |
| case 1: |
| if (isa == rv128) { |
| op = rv_op_c_lqsp; |
| } else { |
| op = rv_op_c_fldsp; |
| } |
| break; |
| case 2: op = rv_op_c_lwsp; break; |
| case 3: |
| if (isa == rv32) { |
| op = rv_op_c_flwsp; |
| } else { |
| op = rv_op_c_ldsp; |
| } |
| break; |
| case 4: |
| switch (((inst >> 12) & 0b1)) { |
| case 0: |
| switch (((inst >> 2) & 0b11111)) { |
| case 0: op = rv_op_c_jr; break; |
| default: op = rv_op_c_mv; break; |
| } |
| break; |
| case 1: |
| switch (((inst >> 2) & 0b11111)) { |
| case 0: |
| switch (((inst >> 7) & 0b11111)) { |
| case 0: op = rv_op_c_ebreak; break; |
| default: op = rv_op_c_jalr; break; |
| } |
| break; |
| default: op = rv_op_c_add; break; |
| } |
| break; |
| } |
| break; |
| case 5: |
| if (isa == rv128) { |
| op = rv_op_c_sqsp; |
| } else { |
| op = rv_op_c_fsdsp; |
| } |
| break; |
| case 6: op = rv_op_c_swsp; break; |
| case 7: |
| if (isa == rv32) { |
| op = rv_op_c_fswsp; |
| } else { |
| op = rv_op_c_sdsp; |
| } |
| break; |
| } |
| break; |
| case 3: |
| switch (((inst >> 2) & 0b11111)) { |
| case 0: |
| switch (((inst >> 12) & 0b111)) { |
| case 0: op = rv_op_lb; break; |
| case 1: op = rv_op_lh; break; |
| case 2: op = rv_op_lw; break; |
| case 3: op = rv_op_ld; break; |
| case 4: op = rv_op_lbu; break; |
| case 5: op = rv_op_lhu; break; |
| case 6: op = rv_op_lwu; break; |
| case 7: op = rv_op_ldu; break; |
| } |
| break; |
| case 1: |
| switch (((inst >> 12) & 0b111)) { |
| case 2: op = rv_op_flw; break; |
| case 3: op = rv_op_fld; break; |
| case 4: op = rv_op_flq; break; |
| } |
| break; |
| case 3: |
| switch (((inst >> 12) & 0b111)) { |
| case 0: op = rv_op_fence; break; |
| case 1: op = rv_op_fence_i; break; |
| case 2: op = rv_op_lq; break; |
| } |
| break; |
| case 4: |
| switch (((inst >> 12) & 0b111)) { |
| case 0: op = rv_op_addi; break; |
| case 1: |
| switch (((inst >> 27) & 0b11111)) { |
| case 0b00000: op = rv_op_slli; break; |
| case 0b00001: |
| switch (((inst >> 20) & 0b1111111)) { |
| case 0b0001111: op = rv_op_zip; break; |
| } |
| break; |
| case 0b00010: |
| switch (((inst >> 20) & 0b1111111)) { |
| case 0b0000000: op = rv_op_sha256sum0; break; |
| case 0b0000001: op = rv_op_sha256sum1; break; |
| case 0b0000010: op = rv_op_sha256sig0; break; |
| case 0b0000011: op = rv_op_sha256sig1; break; |
| case 0b0000100: op = rv_op_sha512sum0; break; |
| case 0b0000101: op = rv_op_sha512sum1; break; |
| case 0b0000110: op = rv_op_sha512sig0; break; |
| case 0b0000111: op = rv_op_sha512sig1; break; |
| case 0b0001000: op = rv_op_sm3p0; break; |
| case 0b0001001: op = rv_op_sm3p1; break; |
| } |
| break; |
| case 0b00101: op = rv_op_bseti; break; |
| case 0b00110: |
| switch (((inst >> 20) & 0b1111111)) { |
| case 0b0000000: op = rv_op_aes64im; break; |
| default: |
| if (((inst >> 24) & 0b0111) == 0b001) { |
| op = rv_op_aes64ks1i; |
| } |
| break; |
| } |
| break; |
| case 0b01001: op = rv_op_bclri; break; |
| case 0b01101: op = rv_op_binvi; break; |
| case 0b01100: |
| switch (((inst >> 20) & 0b1111111)) { |
| case 0b0000000: op = rv_op_clz; break; |
| case 0b0000001: op = rv_op_ctz; break; |
| case 0b0000010: op = rv_op_cpop; break; |
| /* 0b0000011 */ |
| case 0b0000100: op = rv_op_sext_b; break; |
| case 0b0000101: op = rv_op_sext_h; break; |
| } |
| break; |
| } |
| break; |
| case 2: op = rv_op_slti; break; |
| case 3: op = rv_op_sltiu; break; |
| case 4: op = rv_op_xori; break; |
| case 5: |
| switch (((inst >> 27) & 0b11111)) { |
| case 0b00000: op = rv_op_srli; break; |
| case 0b00001: |
| switch (((inst >> 20) & 0b1111111)) { |
| case 0b0001111: op = rv_op_unzip; break; |
| } |
| break; |
| case 0b00101: op = rv_op_orc_b; break; |
| case 0b01000: op = rv_op_srai; break; |
| case 0b01001: op = rv_op_bexti; break; |
| case 0b01100: op = rv_op_rori; break; |
| case 0b01101: |
| switch ((inst >> 20) & 0b1111111) { |
| case 0b0011000: op = rv_op_rev8; break; |
| case 0b0111000: op = rv_op_rev8; break; |
| case 0b0000111: op = rv_op_brev8; break; |
| } |
| break; |
| } |
| break; |
| case 6: op = rv_op_ori; break; |
| case 7: op = rv_op_andi; break; |
| } |
| break; |
| case 5: op = rv_op_auipc; break; |
| case 6: |
| switch (((inst >> 12) & 0b111)) { |
| case 0: op = rv_op_addiw; break; |
| case 1: |
| switch (((inst >> 25) & 0b1111111)) { |
| case 0: op = rv_op_slliw; break; |
| case 4: op = rv_op_slli_uw; break; |
| case 48: |
| switch ((inst >> 20) & 0b11111) { |
| case 0b00000: op = rv_op_clzw; break; |
| case 0b00001: op = rv_op_ctzw; break; |
| case 0b00010: op = rv_op_cpopw; break; |
| } |
| break; |
| } |
| break; |
| case 5: |
| switch (((inst >> 25) & 0b1111111)) { |
| case 0: op = rv_op_srliw; break; |
| case 32: op = rv_op_sraiw; break; |
| case 48: op = rv_op_roriw; break; |
| } |
| break; |
| } |
| break; |
| case 8: |
| switch (((inst >> 12) & 0b111)) { |
| case 0: op = rv_op_sb; break; |
| case 1: op = rv_op_sh; break; |
| case 2: op = rv_op_sw; break; |
| case 3: op = rv_op_sd; break; |
| case 4: op = rv_op_sq; break; |
| } |
| break; |
| case 9: |
| switch (((inst >> 12) & 0b111)) { |
| case 2: op = rv_op_fsw; break; |
| case 3: op = rv_op_fsd; break; |
| case 4: op = rv_op_fsq; break; |
| } |
| break; |
| case 11: |
| switch (((inst >> 24) & 0b11111000) | ((inst >> 12) & 0b00000111)) { |
| case 2: op = rv_op_amoadd_w; break; |
| case 3: op = rv_op_amoadd_d; break; |
| case 4: op = rv_op_amoadd_q; break; |
| case 10: op = rv_op_amoswap_w; break; |
| case 11: op = rv_op_amoswap_d; break; |
| case 12: op = rv_op_amoswap_q; break; |
| case 18: |
| switch (((inst >> 20) & 0b11111)) { |
| case 0: op = rv_op_lr_w; break; |
| } |
| break; |
| case 19: |
| switch (((inst >> 20) & 0b11111)) { |
| case 0: op = rv_op_lr_d; break; |
| } |
| break; |
| case 20: |
| switch (((inst >> 20) & 0b11111)) { |
| case 0: op = rv_op_lr_q; break; |
| } |
| break; |
| case 26: op = rv_op_sc_w; break; |
| case 27: op = rv_op_sc_d; break; |
| case 28: op = rv_op_sc_q; break; |
| case 34: op = rv_op_amoxor_w; break; |
| case 35: op = rv_op_amoxor_d; break; |
| case 36: op = rv_op_amoxor_q; break; |
| case 66: op = rv_op_amoor_w; break; |
| case 67: op = rv_op_amoor_d; break; |
| case 68: op = rv_op_amoor_q; break; |
| case 98: op = rv_op_amoand_w; break; |
| case 99: op = rv_op_amoand_d; break; |
| case 100: op = rv_op_amoand_q; break; |
| case 130: op = rv_op_amomin_w; break; |
| case 131: op = rv_op_amomin_d; break; |
| case 132: op = rv_op_amomin_q; break; |
| case 162: op = rv_op_amomax_w; break; |
| case 163: op = rv_op_amomax_d; break; |
| case 164: op = rv_op_amomax_q; break; |
| case 194: op = rv_op_amominu_w; break; |
| case 195: op = rv_op_amominu_d; break; |
| case 196: op = rv_op_amominu_q; break; |
| case 226: op = rv_op_amomaxu_w; break; |
| case 227: op = rv_op_amomaxu_d; break; |
| case 228: op = rv_op_amomaxu_q; break; |
| } |
| break; |
| case 12: |
| switch (((inst >> 22) & 0b1111111000) | ((inst >> 12) & 0b0000000111)) { |
| case 0: op = rv_op_add; break; |
| case 1: op = rv_op_sll; break; |
| case 2: op = rv_op_slt; break; |
| case 3: op = rv_op_sltu; break; |
| case 4: op = rv_op_xor; break; |
| case 5: op = rv_op_srl; break; |
| case 6: op = rv_op_or; break; |
| case 7: op = rv_op_and; break; |
| case 8: op = rv_op_mul; break; |
| case 9: op = rv_op_mulh; break; |
| case 10: op = rv_op_mulhsu; break; |
| case 11: op = rv_op_mulhu; break; |
| case 12: op = rv_op_div; break; |
| case 13: op = rv_op_divu; break; |
| case 14: op = rv_op_rem; break; |
| case 15: op = rv_op_remu; break; |
| case 36: |
| switch ((inst >> 20) & 0b11111) { |
| case 0: op = rv_op_zext_h; break; |
| default: op = rv_op_pack; break; |
| } |
| break; |
| case 39: op = rv_op_packh; break; |
| |
| case 41: op = rv_op_clmul; break; |
| case 42: op = rv_op_clmulr; break; |
| case 43: op = rv_op_clmulh; break; |
| case 44: op = rv_op_min; break; |
| case 45: op = rv_op_minu; break; |
| case 46: op = rv_op_max; break; |
| case 47: op = rv_op_maxu; break; |
| case 130: op = rv_op_sh1add; break; |
| case 132: op = rv_op_sh2add; break; |
| case 134: op = rv_op_sh3add; break; |
| case 161: op = rv_op_bset; break; |
| case 162: op = rv_op_xperm4; break; |
| case 164: op = rv_op_xperm8; break; |
| case 200: op = rv_op_aes64es; break; |
| case 216: op = rv_op_aes64esm; break; |
| case 232: op = rv_op_aes64ds; break; |
| case 248: op = rv_op_aes64dsm; break; |
| case 256: op = rv_op_sub; break; |
| case 260: op = rv_op_xnor; break; |
| case 261: op = rv_op_sra; break; |
| case 262: op = rv_op_orn; break; |
| case 263: op = rv_op_andn; break; |
| case 289: op = rv_op_bclr; break; |
| case 293: op = rv_op_bext; break; |
| case 320: op = rv_op_sha512sum0r; break; |
| case 328: op = rv_op_sha512sum1r; break; |
| case 336: op = rv_op_sha512sig0l; break; |
| case 344: op = rv_op_sha512sig1l; break; |
| case 368: op = rv_op_sha512sig0h; break; |
| case 376: op = rv_op_sha512sig1h; break; |
| case 385: op = rv_op_rol; break; |
| case 389: op = rv_op_ror; break; |
| case 417: op = rv_op_binv; break; |
| case 504: op = rv_op_aes64ks2; break; |
| } |
| switch ((inst >> 25) & 0b0011111) { |
| case 17: op = rv_op_aes32esi; break; |
| case 19: op = rv_op_aes32esmi; break; |
| case 21: op = rv_op_aes32dsi; break; |
| case 23: op = rv_op_aes32dsmi; break; |
| case 24: op = rv_op_sm4ed; break; |
| case 26: op = rv_op_sm4ks; break; |
| } |
| break; |
| case 13: op = rv_op_lui; break; |
| case 14: |
| switch (((inst >> 22) & 0b1111111000) | ((inst >> 12) & 0b0000000111)) { |
| case 0: op = rv_op_addw; break; |
| case 1: op = rv_op_sllw; break; |
| case 5: op = rv_op_srlw; break; |
| case 8: op = rv_op_mulw; break; |
| case 12: op = rv_op_divw; break; |
| case 13: op = rv_op_divuw; break; |
| case 14: op = rv_op_remw; break; |
| case 15: op = rv_op_remuw; break; |
| case 32: op = rv_op_add_uw; break; |
| case 36: |
| switch ((inst >> 20) & 0b11111) { |
| case 0: op = rv_op_zext_h; break; |
| default: op = rv_op_packw; break; |
| } |
| break; |
| case 130: op = rv_op_sh1add_uw; break; |
| case 132: op = rv_op_sh2add_uw; break; |
| case 134: op = rv_op_sh3add_uw; break; |
| case 256: op = rv_op_subw; break; |
| case 261: op = rv_op_sraw; break; |
| case 385: op = rv_op_rolw; break; |
| case 389: op = rv_op_rorw; break; |
| } |
| break; |
| case 16: |
| switch (((inst >> 25) & 0b11)) { |
| case 0: op = rv_op_fmadd_s; break; |
| case 1: op = rv_op_fmadd_d; break; |
| case 3: op = rv_op_fmadd_q; break; |
| } |
| break; |
| case 17: |
| switch (((inst >> 25) & 0b11)) { |
| case 0: op = rv_op_fmsub_s; break; |
| case 1: op = rv_op_fmsub_d; break; |
| case 3: op = rv_op_fmsub_q; break; |
| } |
| break; |
| case 18: |
| switch (((inst >> 25) & 0b11)) { |
| case 0: op = rv_op_fnmsub_s; break; |
| case 1: op = rv_op_fnmsub_d; break; |
| case 3: op = rv_op_fnmsub_q; break; |
| } |
| break; |
| case 19: |
| switch (((inst >> 25) & 0b11)) { |
| case 0: op = rv_op_fnmadd_s; break; |
| case 1: op = rv_op_fnmadd_d; break; |
| case 3: op = rv_op_fnmadd_q; break; |
| } |
| break; |
| case 20: |
| switch (((inst >> 25) & 0b1111111)) { |
| case 0: op = rv_op_fadd_s; break; |
| case 1: op = rv_op_fadd_d; break; |
| case 3: op = rv_op_fadd_q; break; |
| case 4: op = rv_op_fsub_s; break; |
| case 5: op = rv_op_fsub_d; break; |
| case 7: op = rv_op_fsub_q; break; |
| case 8: op = rv_op_fmul_s; break; |
| case 9: op = rv_op_fmul_d; break; |
| case 11: op = rv_op_fmul_q; break; |
| case 12: op = rv_op_fdiv_s; break; |
| case 13: op = rv_op_fdiv_d; break; |
| case 15: op = rv_op_fdiv_q; break; |
| case 16: |
| switch (((inst >> 12) & 0b111)) { |
| case 0: op = rv_op_fsgnj_s; break; |
| case 1: op = rv_op_fsgnjn_s; break; |
| case 2: op = rv_op_fsgnjx_s; break; |
| } |
| break; |
| case 17: |
| switch (((inst >> 12) & 0b111)) { |
| case 0: op = rv_op_fsgnj_d; break; |
| case 1: op = rv_op_fsgnjn_d; break; |
| case 2: op = rv_op_fsgnjx_d; break; |
| } |
| break; |
| case 19: |
| switch (((inst >> 12) & 0b111)) { |
| case 0: op = rv_op_fsgnj_q; break; |
| case 1: op = rv_op_fsgnjn_q; break; |
| case 2: op = rv_op_fsgnjx_q; break; |
| } |
| break; |
| case 20: |
| switch (((inst >> 12) & 0b111)) { |
| case 0: op = rv_op_fmin_s; break; |
| case 1: op = rv_op_fmax_s; break; |
| } |
| break; |
| case 21: |
| switch (((inst >> 12) & 0b111)) { |
| case 0: op = rv_op_fmin_d; break; |
| case 1: op = rv_op_fmax_d; break; |
| } |
| break; |
| case 23: |
| switch (((inst >> 12) & 0b111)) { |
| case 0: op = rv_op_fmin_q; break; |
| case 1: op = rv_op_fmax_q; break; |
| } |
| break; |
| case 32: |
| switch (((inst >> 20) & 0b11111)) { |
| case 1: op = rv_op_fcvt_s_d; break; |
| case 3: op = rv_op_fcvt_s_q; break; |
| } |
| break; |
| case 33: |
| switch (((inst >> 20) & 0b11111)) { |
| case 0: op = rv_op_fcvt_d_s; break; |
| case 3: op = rv_op_fcvt_d_q; break; |
| } |
| break; |
| case 35: |
| switch (((inst >> 20) & 0b11111)) { |
| case 0: op = rv_op_fcvt_q_s; break; |
| case 1: op = rv_op_fcvt_q_d; break; |
| } |
| break; |
| case 44: |
| switch (((inst >> 20) & 0b11111)) { |
| case 0: op = rv_op_fsqrt_s; break; |
| } |
| break; |
| case 45: |
| switch (((inst >> 20) & 0b11111)) { |
| case 0: op = rv_op_fsqrt_d; break; |
| } |
| break; |
| case 47: |
| switch (((inst >> 20) & 0b11111)) { |
| case 0: op = rv_op_fsqrt_q; break; |
| } |
| break; |
| case 80: |
| switch (((inst >> 12) & 0b111)) { |
| case 0: op = rv_op_fle_s; break; |
| case 1: op = rv_op_flt_s; break; |
| case 2: op = rv_op_feq_s; break; |
| } |
| break; |
| case 81: |
| switch (((inst >> 12) & 0b111)) { |
| case 0: op = rv_op_fle_d; break; |
| case 1: op = rv_op_flt_d; break; |
| case 2: op = rv_op_feq_d; break; |
| } |
| break; |
| case 83: |
| switch (((inst >> 12) & 0b111)) { |
| case 0: op = rv_op_fle_q; break; |
| case 1: op = rv_op_flt_q; break; |
| case 2: op = rv_op_feq_q; break; |
| } |
| break; |
| case 96: |
| switch (((inst >> 20) & 0b11111)) { |
| case 0: op = rv_op_fcvt_w_s; break; |
| case 1: op = rv_op_fcvt_wu_s; break; |
| case 2: op = rv_op_fcvt_l_s; break; |
| case 3: op = rv_op_fcvt_lu_s; break; |
| } |
| break; |
| case 97: |
| switch (((inst >> 20) & 0b11111)) { |
| case 0: op = rv_op_fcvt_w_d; break; |
| case 1: op = rv_op_fcvt_wu_d; break; |
| case 2: op = rv_op_fcvt_l_d; break; |
| case 3: op = rv_op_fcvt_lu_d; break; |
| } |
| break; |
| case 99: |
| switch (((inst >> 20) & 0b11111)) { |
| case 0: op = rv_op_fcvt_w_q; break; |
| case 1: op = rv_op_fcvt_wu_q; break; |
| case 2: op = rv_op_fcvt_l_q; break; |
| case 3: op = rv_op_fcvt_lu_q; break; |
| } |
| break; |
| case 104: |
| switch (((inst >> 20) & 0b11111)) { |
| case 0: op = rv_op_fcvt_s_w; break; |
| case 1: op = rv_op_fcvt_s_wu; break; |
| case 2: op = rv_op_fcvt_s_l; break; |
| case 3: op = rv_op_fcvt_s_lu; break; |
| } |
| break; |
| case 105: |
| switch (((inst >> 20) & 0b11111)) { |
| case 0: op = rv_op_fcvt_d_w; break; |
| case 1: op = rv_op_fcvt_d_wu; break; |
| case 2: op = rv_op_fcvt_d_l; break; |
| case 3: op = rv_op_fcvt_d_lu; break; |
| } |
| break; |
| case 107: |
| switch (((inst >> 20) & 0b11111)) { |
| case 0: op = rv_op_fcvt_q_w; break; |
| case 1: op = rv_op_fcvt_q_wu; break; |
| case 2: op = rv_op_fcvt_q_l; break; |
| case 3: op = rv_op_fcvt_q_lu; break; |
| } |
| break; |
| case 112: |
| switch (((inst >> 17) & 0b11111000) | ((inst >> 12) & 0b00000111)) { |
| case 0: op = rv_op_fmv_x_s; break; |
| case 1: op = rv_op_fclass_s; break; |
| } |
| break; |
| case 113: |
| switch (((inst >> 17) & 0b11111000) | ((inst >> 12) & 0b00000111)) { |
| case 0: op = rv_op_fmv_x_d; break; |
| case 1: op = rv_op_fclass_d; break; |
| } |
| break; |
| case 115: |
| switch (((inst >> 17) & 0b11111000) | ((inst >> 12) & 0b00000111)) { |
| case 0: op = rv_op_fmv_x_q; break; |
| case 1: op = rv_op_fclass_q; break; |
| } |
| break; |
| case 120: |
| switch (((inst >> 17) & 0b11111000) | ((inst >> 12) & 0b00000111)) { |
| case 0: op = rv_op_fmv_s_x; break; |
| } |
| break; |
| case 121: |
| switch (((inst >> 17) & 0b11111000) | ((inst >> 12) & 0b00000111)) { |
| case 0: op = rv_op_fmv_d_x; break; |
| } |
| break; |
| case 123: |
| switch (((inst >> 17) & 0b11111000) | ((inst >> 12) & 0b00000111)) { |
| case 0: op = rv_op_fmv_q_x; break; |
| } |
| break; |
| } |
| break; |
| case 22: |
| switch (((inst >> 12) & 0b111)) { |
| case 0: op = rv_op_addid; break; |
| case 1: |
| switch (((inst >> 26) & 0b111111)) { |
| case 0: op = rv_op_sllid; break; |
| } |
| break; |
| case 5: |
| switch (((inst >> 26) & 0b111111)) { |
| case 0: op = rv_op_srlid; break; |
| case 16: op = rv_op_sraid; break; |
| } |
| break; |
| } |
| break; |
| case 24: |
| switch (((inst >> 12) & 0b111)) { |
| case 0: op = rv_op_beq; break; |
| case 1: op = rv_op_bne; break; |
| case 4: op = rv_op_blt; break; |
| case 5: op = rv_op_bge; break; |
| case 6: op = rv_op_bltu; break; |
| case 7: op = rv_op_bgeu; break; |
| } |
| break; |
| case 25: |
| switch (((inst >> 12) & 0b111)) { |
| case 0: op = rv_op_jalr; break; |
| } |
| break; |
| case 27: op = rv_op_jal; break; |
| case 28: |
| switch (((inst >> 12) & 0b111)) { |
| case 0: |
| switch (((inst >> 20) & 0b111111100000) | ((inst >> 7) & 0b000000011111)) { |
| case 0: |
| switch (((inst >> 15) & 0b1111111111)) { |
| case 0: op = rv_op_ecall; break; |
| case 32: op = rv_op_ebreak; break; |
| case 64: op = rv_op_uret; break; |
| } |
| break; |
| case 256: |
| switch (((inst >> 20) & 0b11111)) { |
| case 2: |
| switch (((inst >> 15) & 0b11111)) { |
| case 0: op = rv_op_sret; break; |
| } |
| break; |
| case 4: op = rv_op_sfence_vm; break; |
| case 5: |
| switch (((inst >> 15) & 0b11111)) { |
| case 0: op = rv_op_wfi; break; |
| } |
| break; |
| } |
| break; |
| case 288: op = rv_op_sfence_vma; break; |
| case 512: |
| switch (((inst >> 15) & 0b1111111111)) { |
| case 64: op = rv_op_hret; break; |
| } |
| break; |
| case 768: |
| switch (((inst >> 15) & 0b1111111111)) { |
| case 64: op = rv_op_mret; break; |
| } |
| break; |
| case 1952: |
| switch (((inst >> 15) & 0b1111111111)) { |
| case 576: op = rv_op_dret; break; |
| } |
| break; |
| } |
| break; |
| case 1: op = rv_op_csrrw; break; |
| case 2: op = rv_op_csrrs; break; |
| case 3: op = rv_op_csrrc; break; |
| case 5: op = rv_op_csrrwi; break; |
| case 6: op = rv_op_csrrsi; break; |
| case 7: op = rv_op_csrrci; break; |
| } |
| break; |
| case 30: |
| switch (((inst >> 22) & 0b1111111000) | ((inst >> 12) & 0b0000000111)) { |
| case 0: op = rv_op_addd; break; |
| case 1: op = rv_op_slld; break; |
| case 5: op = rv_op_srld; break; |
| case 8: op = rv_op_muld; break; |
| case 12: op = rv_op_divd; break; |
| case 13: op = rv_op_divud; break; |
| case 14: op = rv_op_remd; break; |
| case 15: op = rv_op_remud; break; |
| case 256: op = rv_op_subd; break; |
| case 261: op = rv_op_srad; break; |
| } |
| break; |
| } |
| break; |
| } |
| dec->op = op; |
| } |
| |
| /* operand extractors */ |
| |
| static uint32_t operand_rd(rv_inst inst) |
| { |
| return (inst << 52) >> 59; |
| } |
| |
| static uint32_t operand_rs1(rv_inst inst) |
| { |
| return (inst << 44) >> 59; |
| } |
| |
| static uint32_t operand_rs2(rv_inst inst) |
| { |
| return (inst << 39) >> 59; |
| } |
| |
| static uint32_t operand_rs3(rv_inst inst) |
| { |
| return (inst << 32) >> 59; |
| } |
| |
| static uint32_t operand_aq(rv_inst inst) |
| { |
| return (inst << 37) >> 63; |
| } |
| |
| static uint32_t operand_rl(rv_inst inst) |
| { |
| return (inst << 38) >> 63; |
| } |
| |
| static uint32_t operand_pred(rv_inst inst) |
| { |
| return (inst << 36) >> 60; |
| } |
| |
| static uint32_t operand_succ(rv_inst inst) |
| { |
| return (inst << 40) >> 60; |
| } |
| |
| static uint32_t operand_rm(rv_inst inst) |
| { |
| return (inst << 49) >> 61; |
| } |
| |
| static uint32_t operand_shamt5(rv_inst inst) |
| { |
| return (inst << 39) >> 59; |
| } |
| |
| static uint32_t operand_shamt6(rv_inst inst) |
| { |
| return (inst << 38) >> 58; |
| } |
| |
| static uint32_t operand_shamt7(rv_inst inst) |
| { |
| return (inst << 37) >> 57; |
| } |
| |
| static uint32_t operand_crdq(rv_inst inst) |
| { |
| return (inst << 59) >> 61; |
| } |
| |
| static uint32_t operand_crs1q(rv_inst inst) |
| { |
| return (inst << 54) >> 61; |
| } |
| |
| static uint32_t operand_crs1rdq(rv_inst inst) |
| { |
| return (inst << 54) >> 61; |
| } |
| |
| static uint32_t operand_crs2q(rv_inst inst) |
| { |
| return (inst << 59) >> 61; |
| } |
| |
| static uint32_t operand_crd(rv_inst inst) |
| { |
| return (inst << 52) >> 59; |
| } |
| |
| static uint32_t operand_crs1(rv_inst inst) |
| { |
| return (inst << 52) >> 59; |
| } |
| |
| static uint32_t operand_crs1rd(rv_inst inst) |
| { |
| return (inst << 52) >> 59; |
| } |
| |
| static uint32_t operand_crs2(rv_inst inst) |
| { |
| return (inst << 57) >> 59; |
| } |
| |
| static uint32_t operand_cimmsh5(rv_inst inst) |
| { |
| return (inst << 57) >> 59; |
| } |
| |
| static uint32_t operand_csr12(rv_inst inst) |
| { |
| return (inst << 32) >> 52; |
| } |
| |
| static int32_t operand_imm12(rv_inst inst) |
| { |
| return ((int64_t)inst << 32) >> 52; |
| } |
| |
| static int32_t operand_imm20(rv_inst inst) |
| { |
| return (((int64_t)inst << 32) >> 44) << 12; |
| } |
| |
| static int32_t operand_jimm20(rv_inst inst) |
| { |
| return (((int64_t)inst << 32) >> 63) << 20 | |
| ((inst << 33) >> 54) << 1 | |
| ((inst << 43) >> 63) << 11 | |
| ((inst << 44) >> 56) << 12; |
| } |
| |
| static int32_t operand_simm12(rv_inst inst) |
| { |
| return (((int64_t)inst << 32) >> 57) << 5 | |
| (inst << 52) >> 59; |
| } |
| |
| static int32_t operand_sbimm12(rv_inst inst) |
| { |
| return (((int64_t)inst << 32) >> 63) << 12 | |
| ((inst << 33) >> 58) << 5 | |
| ((inst << 52) >> 60) << 1 | |
| ((inst << 56) >> 63) << 11; |
| } |
| |
| static uint32_t operand_cimmshl6(rv_inst inst, rv_isa isa) |
| { |
| int imm = ((inst << 51) >> 63) << 5 | |
| (inst << 57) >> 59; |
| if (isa == rv128) { |
| imm = imm ? imm : 64; |
| } |
| return imm; |
| } |
| |
| static uint32_t operand_cimmshr6(rv_inst inst, rv_isa isa) |
| { |
| int imm = ((inst << 51) >> 63) << 5 | |
| (inst << 57) >> 59; |
| if (isa == rv128) { |
| imm = imm | (imm & 32) << 1; |
| imm = imm ? imm : 64; |
| } |
| return imm; |
| } |
| |
| static int32_t operand_cimmi(rv_inst inst) |
| { |
| return (((int64_t)inst << 51) >> 63) << 5 | |
| (inst << 57) >> 59; |
| } |
| |
| static int32_t operand_cimmui(rv_inst inst) |
| { |
| return (((int64_t)inst << 51) >> 63) << 17 | |
| ((inst << 57) >> 59) << 12; |
| } |
| |
| static uint32_t operand_cimmlwsp(rv_inst inst) |
| { |
| return ((inst << 51) >> 63) << 5 | |
| ((inst << 57) >> 61) << 2 | |
| ((inst << 60) >> 62) << 6; |
| } |
| |
| static uint32_t operand_cimmldsp(rv_inst inst) |
| { |
| return ((inst << 51) >> 63) << 5 | |
| ((inst << 57) >> 62) << 3 | |
| ((inst << 59) >> 61) << 6; |
| } |
| |
| static uint32_t operand_cimmlqsp(rv_inst inst) |
| { |
| return ((inst << 51) >> 63) << 5 | |
| ((inst << 57) >> 63) << 4 | |
| ((inst << 58) >> 60) << 6; |
| } |
| |
| static int32_t operand_cimm16sp(rv_inst inst) |
| { |
| return (((int64_t)inst << 51) >> 63) << 9 | |
| ((inst << 57) >> 63) << 4 | |
| ((inst << 58) >> 63) << 6 | |
| ((inst << 59) >> 62) << 7 | |
| ((inst << 61) >> 63) << 5; |
| } |
| |
| static int32_t operand_cimmj(rv_inst inst) |
| { |
| return (((int64_t)inst << 51) >> 63) << 11 | |
| ((inst << 52) >> 63) << 4 | |
| ((inst << 53) >> 62) << 8 | |
| ((inst << 55) >> 63) << 10 | |
| ((inst << 56) >> 63) << 6 | |
| ((inst << 57) >> 63) << 7 | |
| ((inst << 58) >> 61) << 1 | |
| ((inst << 61) >> 63) << 5; |
| } |
| |
| static int32_t operand_cimmb(rv_inst inst) |
| { |
| return (((int64_t)inst << 51) >> 63) << 8 | |
| ((inst << 52) >> 62) << 3 | |
| ((inst << 57) >> 62) << 6 | |
| ((inst << 59) >> 62) << 1 | |
| ((inst << 61) >> 63) << 5; |
| } |
| |
| static uint32_t operand_cimmswsp(rv_inst inst) |
| { |
| return ((inst << 51) >> 60) << 2 | |
| ((inst << 55) >> 62) << 6; |
| } |
| |
| static uint32_t operand_cimmsdsp(rv_inst inst) |
| { |
| return ((inst << 51) >> 61) << 3 | |
| ((inst << 54) >> 61) << 6; |
| } |
| |
| static uint32_t operand_cimmsqsp(rv_inst inst) |
| { |
| return ((inst << 51) >> 62) << 4 | |
| ((inst << 53) >> 60) << 6; |
| } |
| |
| static uint32_t operand_cimm4spn(rv_inst inst) |
| { |
| return ((inst << 51) >> 62) << 4 | |
| ((inst << 53) >> 60) << 6 | |
| ((inst << 57) >> 63) << 2 | |
| ((inst << 58) >> 63) << 3; |
| } |
| |
| static uint32_t operand_cimmw(rv_inst inst) |
| { |
| return ((inst << 51) >> 61) << 3 | |
| ((inst << 57) >> 63) << 2 | |
| ((inst << 58) >> 63) << 6; |
| } |
| |
| static uint32_t operand_cimmd(rv_inst inst) |
| { |
| return ((inst << 51) >> 61) << 3 | |
| ((inst << 57) >> 62) << 6; |
| } |
| |
| static uint32_t operand_cimmq(rv_inst inst) |
| { |
| return ((inst << 51) >> 62) << 4 | |
| ((inst << 53) >> 63) << 8 | |
| ((inst << 57) >> 62) << 6; |
| } |
| |
| static uint32_t operand_bs(rv_inst inst) |
| { |
| return (inst << 32) >> 62; |
| } |
| |
| static uint32_t operand_rnum(rv_inst inst) |
| { |
| return (inst << 40) >> 60; |
| } |
| |
| /* decode operands */ |
| |
| static void decode_inst_operands(rv_decode *dec, rv_isa isa) |
| { |
| rv_inst inst = dec->inst; |
| dec->codec = opcode_data[dec->op].codec; |
| switch (dec->codec) { |
| case rv_codec_none: |
| dec->rd = dec->rs1 = dec->rs2 = rv_ireg_zero; |
| dec->imm = 0; |
| break; |
| case rv_codec_u: |
| dec->rd = operand_rd(inst); |
| dec->rs1 = dec->rs2 = rv_ireg_zero; |
| dec->imm = operand_imm20(inst); |
| break; |
| case rv_codec_uj: |
| dec->rd = operand_rd(inst); |
| dec->rs1 = dec->rs2 = rv_ireg_zero; |
| dec->imm = operand_jimm20(inst); |
| break; |
| case rv_codec_i: |
| dec->rd = operand_rd(inst); |
| dec->rs1 = operand_rs1(inst); |
| dec->rs2 = rv_ireg_zero; |
| dec->imm = operand_imm12(inst); |
| break; |
| case rv_codec_i_sh5: |
| dec->rd = operand_rd(inst); |
| dec->rs1 = operand_rs1(inst); |
| dec->rs2 = rv_ireg_zero; |
| dec->imm = operand_shamt5(inst); |
| break; |
| case rv_codec_i_sh6: |
| dec->rd = operand_rd(inst); |
| dec->rs1 = operand_rs1(inst); |
| dec->rs2 = rv_ireg_zero; |
| dec->imm = operand_shamt6(inst); |
| break; |
| case rv_codec_i_sh7: |
| dec->rd = operand_rd(inst); |
| dec->rs1 = operand_rs1(inst); |
| dec->rs2 = rv_ireg_zero; |
| dec->imm = operand_shamt7(inst); |
| break; |
| case rv_codec_i_csr: |
| dec->rd = operand_rd(inst); |
| dec->rs1 = operand_rs1(inst); |
| dec->rs2 = rv_ireg_zero; |
| dec->imm = operand_csr12(inst); |
| break; |
| case rv_codec_s: |
| dec->rd = rv_ireg_zero; |
| dec->rs1 = operand_rs1(inst); |
| dec->rs2 = operand_rs2(inst); |
| dec->imm = operand_simm12(inst); |
| break; |
| case rv_codec_sb: |
| dec->rd = rv_ireg_zero; |
| dec->rs1 = operand_rs1(inst); |
| dec->rs2 = operand_rs2(inst); |
| dec->imm = operand_sbimm12(inst); |
| break; |
| case rv_codec_r: |
| dec->rd = operand_rd(inst); |
| dec->rs1 = operand_rs1(inst); |
| dec->rs2 = operand_rs2(inst); |
| dec->imm = 0; |
| break; |
| case rv_codec_r_m: |
| dec->rd = operand_rd(inst); |
| dec->rs1 = operand_rs1(inst); |
| dec->rs2 = operand_rs2(inst); |
| dec->imm = 0; |
| dec->rm = operand_rm(inst); |
| break; |
| case rv_codec_r4_m: |
| dec->rd = operand_rd(inst); |
| dec->rs1 = operand_rs1(inst); |
| dec->rs2 = operand_rs2(inst); |
| dec->rs3 = operand_rs3(inst); |
| dec->imm = 0; |
| dec->rm = operand_rm(inst); |
| break; |
| case rv_codec_r_a: |
| dec->rd = operand_rd(inst); |
| dec->rs1 = operand_rs1(inst); |
| dec->rs2 = operand_rs2(inst); |
| dec->imm = 0; |
| dec->aq = operand_aq(inst); |
| dec->rl = operand_rl(inst); |
| break; |
| case rv_codec_r_l: |
| dec->rd = operand_rd(inst); |
| dec->rs1 = operand_rs1(inst); |
| dec->rs2 = rv_ireg_zero; |
| dec->imm = 0; |
| dec->aq = operand_aq(inst); |
| dec->rl = operand_rl(inst); |
| break; |
| case rv_codec_r_f: |
| dec->rd = dec->rs1 = dec->rs2 = rv_ireg_zero; |
| dec->pred = operand_pred(inst); |
| dec->succ = operand_succ(inst); |
| dec->imm = 0; |
| break; |
| case rv_codec_cb: |
| dec->rd = rv_ireg_zero; |
| dec->rs1 = operand_crs1q(inst) + 8; |
| dec->rs2 = rv_ireg_zero; |
| dec->imm = operand_cimmb(inst); |
| break; |
| case rv_codec_cb_imm: |
| dec->rd = dec->rs1 = operand_crs1rdq(inst) + 8; |
| dec->rs2 = rv_ireg_zero; |
| dec->imm = operand_cimmi(inst); |
| break; |
| case rv_codec_cb_sh5: |
| dec->rd = dec->rs1 = operand_crs1rdq(inst) + 8; |
| dec->rs2 = rv_ireg_zero; |
| dec->imm = operand_cimmsh5(inst); |
| break; |
| case rv_codec_cb_sh6: |
| dec->rd = dec->rs1 = operand_crs1rdq(inst) + 8; |
| dec->rs2 = rv_ireg_zero; |
| dec->imm = operand_cimmshr6(inst, isa); |
| break; |
| case rv_codec_ci: |
| dec->rd = dec->rs1 = operand_crs1rd(inst); |
| dec->rs2 = rv_ireg_zero; |
| dec->imm = operand_cimmi(inst); |
| break; |
| case rv_codec_ci_sh5: |
| dec->rd = dec->rs1 = operand_crs1rd(inst); |
| dec->rs2 = rv_ireg_zero; |
| dec->imm = operand_cimmsh5(inst); |
| break; |
| case rv_codec_ci_sh6: |
| dec->rd = dec->rs1 = operand_crs1rd(inst); |
| dec->rs2 = rv_ireg_zero; |
| dec->imm = operand_cimmshl6(inst, isa); |
| break; |
| case rv_codec_ci_16sp: |
| dec->rd = rv_ireg_sp; |
| dec->rs1 = rv_ireg_sp; |
| dec->rs2 = rv_ireg_zero; |
| dec->imm = operand_cimm16sp(inst); |
| break; |
| case rv_codec_ci_lwsp: |
| dec->rd = operand_crd(inst); |
| dec->rs1 = rv_ireg_sp; |
| dec->rs2 = rv_ireg_zero; |
| dec->imm = operand_cimmlwsp(inst); |
| break; |
| case rv_codec_ci_ldsp: |
| dec->rd = operand_crd(inst); |
| dec->rs1 = rv_ireg_sp; |
| dec->rs2 = rv_ireg_zero; |
| dec->imm = operand_cimmldsp(inst); |
| break; |
| case rv_codec_ci_lqsp: |
| dec->rd = operand_crd(inst); |
| dec->rs1 = rv_ireg_sp; |
| dec->rs2 = rv_ireg_zero; |
| dec->imm = operand_cimmlqsp(inst); |
| break; |
| case rv_codec_ci_li: |
| dec->rd = operand_crd(inst); |
| dec->rs1 = rv_ireg_zero; |
| dec->rs2 = rv_ireg_zero; |
| dec->imm = operand_cimmi(inst); |
| break; |
| case rv_codec_ci_lui: |
| dec->rd = operand_crd(inst); |
| dec->rs1 = rv_ireg_zero; |
| dec->rs2 = rv_ireg_zero; |
| dec->imm = operand_cimmui(inst); |
| break; |
| case rv_codec_ci_none: |
| dec->rd = dec->rs1 = dec->rs2 = rv_ireg_zero; |
| dec->imm = 0; |
| break; |
| case rv_codec_ciw_4spn: |
| dec->rd = operand_crdq(inst) + 8; |
| dec->rs1 = rv_ireg_sp; |
| dec->rs2 = rv_ireg_zero; |
| dec->imm = operand_cimm4spn(inst); |
| break; |
| case rv_codec_cj: |
| dec->rd = dec->rs1 = dec->rs2 = rv_ireg_zero; |
| dec->imm = operand_cimmj(inst); |
| break; |
| case rv_codec_cj_jal: |
| dec->rd = rv_ireg_ra; |
| dec->rs1 = dec->rs2 = rv_ireg_zero; |
| dec->imm = operand_cimmj(inst); |
| break; |
| case rv_codec_cl_lw: |
| dec->rd = operand_crdq(inst) + 8; |
| dec->rs1 = operand_crs1q(inst) + 8; |
| dec->rs2 = rv_ireg_zero; |
| dec->imm = operand_cimmw(inst); |
| break; |
| case rv_codec_cl_ld: |
| dec->rd = operand_crdq(inst) + 8; |
| dec->rs1 = operand_crs1q(inst) + 8; |
| dec->rs2 = rv_ireg_zero; |
| dec->imm = operand_cimmd(inst); |
| break; |
| case rv_codec_cl_lq: |
| dec->rd = operand_crdq(inst) + 8; |
| dec->rs1 = operand_crs1q(inst) + 8; |
| dec->rs2 = rv_ireg_zero; |
| dec->imm = operand_cimmq(inst); |
| break; |
| case rv_codec_cr: |
| dec->rd = dec->rs1 = operand_crs1rd(inst); |
| dec->rs2 = operand_crs2(inst); |
| dec->imm = 0; |
| break; |
| case rv_codec_cr_mv: |
| dec->rd = operand_crd(inst); |
| dec->rs1 = operand_crs2(inst); |
| dec->rs2 = rv_ireg_zero; |
| dec->imm = 0; |
| break; |
| case rv_codec_cr_jalr: |
| dec->rd = rv_ireg_ra; |
| dec->rs1 = operand_crs1(inst); |
| dec->rs2 = rv_ireg_zero; |
| dec->imm = 0; |
| break; |
| case rv_codec_cr_jr: |
| dec->rd = rv_ireg_zero; |
| dec->rs1 = operand_crs1(inst); |
| dec->rs2 = rv_ireg_zero; |
| dec->imm = 0; |
| break; |
| case rv_codec_cs: |
| dec->rd = dec->rs1 = operand_crs1rdq(inst) + 8; |
| dec->rs2 = operand_crs2q(inst) + 8; |
| dec->imm = 0; |
| break; |
| case rv_codec_cs_sw: |
| dec->rd = rv_ireg_zero; |
| dec->rs1 = operand_crs1q(inst) + 8; |
| dec->rs2 = operand_crs2q(inst) + 8; |
| dec->imm = operand_cimmw(inst); |
| break; |
| case rv_codec_cs_sd: |
| dec->rd = rv_ireg_zero; |
| dec->rs1 = operand_crs1q(inst) + 8; |
| dec->rs2 = operand_crs2q(inst) + 8; |
| dec->imm = operand_cimmd(inst); |
| break; |
| case rv_codec_cs_sq: |
| dec->rd = rv_ireg_zero; |
| dec->rs1 = operand_crs1q(inst) + 8; |
| dec->rs2 = operand_crs2q(inst) + 8; |
| dec->imm = operand_cimmq(inst); |
| break; |
| case rv_codec_css_swsp: |
| dec->rd = rv_ireg_zero; |
| dec->rs1 = rv_ireg_sp; |
| dec->rs2 = operand_crs2(inst); |
| dec->imm = operand_cimmswsp(inst); |
| break; |
| case rv_codec_css_sdsp: |
| dec->rd = rv_ireg_zero; |
| dec->rs1 = rv_ireg_sp; |
| dec->rs2 = operand_crs2(inst); |
| dec->imm = operand_cimmsdsp(inst); |
| break; |
| case rv_codec_css_sqsp: |
| dec->rd = rv_ireg_zero; |
| dec->rs1 = rv_ireg_sp; |
| dec->rs2 = operand_crs2(inst); |
| dec->imm = operand_cimmsqsp(inst); |
| break; |
| case rv_codec_k_bs: |
| dec->rs1 = operand_rs1(inst); |
| dec->rs2 = operand_rs2(inst); |
| dec->bs = operand_bs(inst); |
| break; |
| case rv_codec_k_rnum: |
| dec->rd = operand_rd(inst); |
| dec->rs1 = operand_rs1(inst); |
| dec->rnum = operand_rnum(inst); |
| break; |
| }; |
| } |
| |
| /* check constraint */ |
| |
| static bool check_constraints(rv_decode *dec, const rvc_constraint *c) |
| { |
| int32_t imm = dec->imm; |
| uint8_t rd = dec->rd, rs1 = dec->rs1, rs2 = dec->rs2; |
| while (*c != rvc_end) { |
| switch (*c) { |
| case rvc_rd_eq_ra: |
| if (!(rd == 1)) { |
| return false; |
| } |
| break; |
| case rvc_rd_eq_x0: |
| if (!(rd == 0)) { |
| return false; |
| } |
| break; |
| case rvc_rs1_eq_x0: |
| if (!(rs1 == 0)) { |
| return false; |
| } |
| break; |
| case rvc_rs2_eq_x0: |
| if (!(rs2 == 0)) { |
| return false; |
| } |
| break; |
| case rvc_rs2_eq_rs1: |
| if (!(rs2 == rs1)) { |
| return false; |
| } |
| break; |
| case rvc_rs1_eq_ra: |
| if (!(rs1 == 1)) { |
| return false; |
| } |
| break; |
| case rvc_imm_eq_zero: |
| if (!(imm == 0)) { |
| return false; |
| } |
| break; |
| case rvc_imm_eq_n1: |
| if (!(imm == -1)) { |
| return false; |
| } |
| break; |
| case rvc_imm_eq_p1: |
| if (!(imm == 1)) { |
| return false; |
| } |
| break; |
| case rvc_csr_eq_0x001: |
| if (!(imm == 0x001)) { |
| return false; |
| } |
| break; |
| case rvc_csr_eq_0x002: |
| if (!(imm == 0x002)) { |
| return false; |
| } |
| break; |
| case rvc_csr_eq_0x003: |
| if (!(imm == 0x003)) { |
| return false; |
| } |
| break; |
| case rvc_csr_eq_0xc00: |
| if (!(imm == 0xc00)) { |
| return false; |
| } |
| break; |
| case rvc_csr_eq_0xc01: |
| if (!(imm == 0xc01)) { |
| return false; |
| } |
| break; |
| case rvc_csr_eq_0xc02: |
| if (!(imm == 0xc02)) { |
| return false; |
| } |
| break; |
| case rvc_csr_eq_0xc80: |
| if (!(imm == 0xc80)) { |
| return false; |
| } |
| break; |
| case rvc_csr_eq_0xc81: |
| if (!(imm == 0xc81)) { |
| return false; |
| } |
| break; |
| case rvc_csr_eq_0xc82: |
| if (!(imm == 0xc82)) { |
| return false; |
| } |
| break; |
| default: break; |
| } |
| c++; |
| } |
| return true; |
| } |
| |
| /* instruction length */ |
| |
| static size_t inst_length(rv_inst inst) |
| { |
| /* NOTE: supports maximum instruction size of 64-bits */ |
| |
| /* instruction length coding |
| * |
| * aa - 16 bit aa != 11 |
| * bbb11 - 32 bit bbb != 111 |
| * 011111 - 48 bit |
| * 0111111 - 64 bit |
| */ |
| |
| return (inst & 0b11) != 0b11 ? 2 |
| : (inst & 0b11100) != 0b11100 ? 4 |
| : (inst & 0b111111) == 0b011111 ? 6 |
| : (inst & 0b1111111) == 0b0111111 ? 8 |
| : 0; |
| } |
| |
| /* format instruction */ |
| |
| static void append(char *s1, const char *s2, size_t n) |
| { |
| size_t l1 = strlen(s1); |
| if (n - l1 - 1 > 0) { |
| strncat(s1, s2, n - l1); |
| } |
| } |
| |
| static void format_inst(char *buf, size_t buflen, size_t tab, rv_decode *dec) |
| { |
| char tmp[64]; |
| const char *fmt; |
| |
| fmt = opcode_data[dec->op].format; |
| while (*fmt) { |
| switch (*fmt) { |
| case 'O': |
| append(buf, opcode_data[dec->op].name, buflen); |
| break; |
| case '(': |
| append(buf, "(", buflen); |
| break; |
| case ',': |
| append(buf, ",", buflen); |
| break; |
| case ')': |
| append(buf, ")", buflen); |
| break; |
| case 'b': |
| snprintf(tmp, sizeof(tmp), "%d", dec->bs); |
| append(buf, tmp, buflen); |
| break; |
| case 'n': |
| snprintf(tmp, sizeof(tmp), "%d", dec->rnum); |
| append(buf, tmp, buflen); |
| break; |
| case '0': |
| append(buf, rv_ireg_name_sym[dec->rd], buflen); |
| break; |
| case '1': |
| append(buf, rv_ireg_name_sym[dec->rs1], buflen); |
| break; |
| case '2': |
| append(buf, rv_ireg_name_sym[dec->rs2], buflen); |
| break; |
| case '3': |
| append(buf, rv_freg_name_sym[dec->rd], buflen); |
| break; |
| case '4': |
| append(buf, rv_freg_name_sym[dec->rs1], buflen); |
| break; |
| case '5': |
| append(buf, rv_freg_name_sym[dec->rs2], buflen); |
| break; |
| case '6': |
| append(buf, rv_freg_name_sym[dec->rs3], buflen); |
| break; |
| case '7': |
| snprintf(tmp, sizeof(tmp), "%d", dec->rs1); |
| append(buf, tmp, buflen); |
| break; |
| case 'i': |
| snprintf(tmp, sizeof(tmp), "%d", dec->imm); |
| append(buf, tmp, buflen); |
| break; |
| case 'o': |
| snprintf(tmp, sizeof(tmp), "%d", dec->imm); |
| append(buf, tmp, buflen); |
| while (strlen(buf) < tab * 2) { |
| append(buf, " ", buflen); |
| } |
| snprintf(tmp, sizeof(tmp), "# 0x%" PRIx64, |
| dec->pc + dec->imm); |
| append(buf, tmp, buflen); |
| break; |
| case 'c': { |
| const char *name = csr_name(dec->imm & 0xfff); |
| if (name) { |
| append(buf, name, buflen); |
| } else { |
| snprintf(tmp, sizeof(tmp), "0x%03x", dec->imm & 0xfff); |
| append(buf, tmp, buflen); |
| } |
| break; |
| } |
| case 'r': |
| switch (dec->rm) { |
| case rv_rm_rne: |
| append(buf, "rne", buflen); |
| break; |
| case rv_rm_rtz: |
| append(buf, "rtz", buflen); |
| break; |
| case rv_rm_rdn: |
| append(buf, "rdn", buflen); |
| break; |
| case rv_rm_rup: |
| append(buf, "rup", buflen); |
| break; |
| case rv_rm_rmm: |
| append(buf, "rmm", buflen); |
| break; |
| case rv_rm_dyn: |
| append(buf, "dyn", buflen); |
| break; |
| default: |
| append(buf, "inv", buflen); |
| break; |
| } |
| break; |
| case 'p': |
| if (dec->pred & rv_fence_i) { |
| append(buf, "i", buflen); |
| } |
| if (dec->pred & rv_fence_o) { |
| append(buf, "o", buflen); |
| } |
| if (dec->pred & rv_fence_r) { |
| append(buf, "r", buflen); |
| } |
| if (dec->pred & rv_fence_w) { |
| append(buf, "w", buflen); |
| } |
| break; |
| case 's': |
| if (dec->succ & rv_fence_i) { |
| append(buf, "i", buflen); |
| } |
| if (dec->succ & rv_fence_o) { |
| append(buf, "o", buflen); |
| } |
| if (dec->succ & rv_fence_r) { |
| append(buf, "r", buflen); |
| } |
| if (dec->succ & rv_fence_w) { |
| append(buf, "w", buflen); |
| } |
| break; |
| case '\t': |
| while (strlen(buf) < tab) { |
| append(buf, " ", buflen); |
| } |
| break; |
| case 'A': |
| if (dec->aq) { |
| append(buf, ".aq", buflen); |
| } |
| break; |
| case 'R': |
| if (dec->rl) { |
| append(buf, ".rl", buflen); |
| } |
| break; |
| default: |
| break; |
| } |
| fmt++; |
| } |
| } |
| |
| /* lift instruction to pseudo-instruction */ |
| |
| static void decode_inst_lift_pseudo(rv_decode *dec) |
| { |
| const rv_comp_data *comp_data = opcode_data[dec->op].pseudo; |
| if (!comp_data) { |
| return; |
| } |
| while (comp_data->constraints) { |
| if (check_constraints(dec, comp_data->constraints)) { |
| dec->op = comp_data->op; |
| dec->codec = opcode_data[dec->op].codec; |
| return; |
| } |
| comp_data++; |
| } |
| } |
| |
| /* decompress instruction */ |
| |
| static void decode_inst_decompress_rv32(rv_decode *dec) |
| { |
| int decomp_op = opcode_data[dec->op].decomp_rv32; |
| if (decomp_op != rv_op_illegal) { |
| if ((opcode_data[dec->op].decomp_data & rvcd_imm_nz) |
| && dec->imm == 0) { |
| dec->op = rv_op_illegal; |
| } else { |
| dec->op = decomp_op; |
| dec->codec = opcode_data[decomp_op].codec; |
| } |
| } |
| } |
| |
| static void decode_inst_decompress_rv64(rv_decode *dec) |
| { |
| int decomp_op = opcode_data[dec->op].decomp_rv64; |
| if (decomp_op != rv_op_illegal) { |
| if ((opcode_data[dec->op].decomp_data & rvcd_imm_nz) |
| && dec->imm == 0) { |
| dec->op = rv_op_illegal; |
| } else { |
| dec->op = decomp_op; |
| dec->codec = opcode_data[decomp_op].codec; |
| } |
| } |
| } |
| |
| static void decode_inst_decompress_rv128(rv_decode *dec) |
| { |
| int decomp_op = opcode_data[dec->op].decomp_rv128; |
| if (decomp_op != rv_op_illegal) { |
| if ((opcode_data[dec->op].decomp_data & rvcd_imm_nz) |
| && dec->imm == 0) { |
| dec->op = rv_op_illegal; |
| } else { |
| dec->op = decomp_op; |
| dec->codec = opcode_data[decomp_op].codec; |
| } |
| } |
| } |
| |
| static void decode_inst_decompress(rv_decode *dec, rv_isa isa) |
| { |
| switch (isa) { |
| case rv32: |
| decode_inst_decompress_rv32(dec); |
| break; |
| case rv64: |
| decode_inst_decompress_rv64(dec); |
| break; |
| case rv128: |
| decode_inst_decompress_rv128(dec); |
| break; |
| } |
| } |
| |
| /* disassemble instruction */ |
| |
| static void |
| disasm_inst(char *buf, size_t buflen, rv_isa isa, uint64_t pc, rv_inst inst) |
| { |
| rv_decode dec = { 0 }; |
| dec.pc = pc; |
| dec.inst = inst; |
| decode_inst_opcode(&dec, isa); |
| decode_inst_operands(&dec, isa); |
| decode_inst_decompress(&dec, isa); |
| decode_inst_lift_pseudo(&dec); |
| format_inst(buf, buflen, 16, &dec); |
| } |
| |
| #define INST_FMT_2 "%04" PRIx64 " " |
| #define INST_FMT_4 "%08" PRIx64 " " |
| #define INST_FMT_6 "%012" PRIx64 " " |
| #define INST_FMT_8 "%016" PRIx64 " " |
| |
| static int |
| print_insn_riscv(bfd_vma memaddr, struct disassemble_info *info, rv_isa isa) |
| { |
| char buf[128] = { 0 }; |
| bfd_byte packet[2]; |
| rv_inst inst = 0; |
| size_t len = 2; |
| bfd_vma n; |
| int status; |
| |
| /* Instructions are made of 2-byte packets in little-endian order */ |
| for (n = 0; n < len; n += 2) { |
| status = (*info->read_memory_func)(memaddr + n, packet, 2, info); |
| if (status != 0) { |
| /* Don't fail just because we fell off the end. */ |
| if (n > 0) { |
| break; |
| } |
| (*info->memory_error_func)(status, memaddr, info); |
| return status; |
| } |
| inst |= ((rv_inst) bfd_getl16(packet)) << (8 * n); |
| if (n == 0) { |
| len = inst_length(inst); |
| } |
| } |
| |
| switch (len) { |
| case 2: |
| (*info->fprintf_func)(info->stream, INST_FMT_2, inst); |
| break; |
| case 4: |
| (*info->fprintf_func)(info->stream, INST_FMT_4, inst); |
| break; |
| case 6: |
| (*info->fprintf_func)(info->stream, INST_FMT_6, inst); |
| break; |
| default: |
| (*info->fprintf_func)(info->stream, INST_FMT_8, inst); |
| break; |
| } |
| |
| disasm_inst(buf, sizeof(buf), isa, memaddr, inst); |
| (*info->fprintf_func)(info->stream, "%s", buf); |
| |
| return len; |
| } |
| |
| int print_insn_riscv32(bfd_vma memaddr, struct disassemble_info *info) |
| { |
| return print_insn_riscv(memaddr, info, rv32); |
| } |
| |
| int print_insn_riscv64(bfd_vma memaddr, struct disassemble_info *info) |
| { |
| return print_insn_riscv(memaddr, info, rv64); |
| } |
| |
| int print_insn_riscv128(bfd_vma memaddr, struct disassemble_info *info) |
| { |
| return print_insn_riscv(memaddr, info, rv128); |
| } |
