projects / mirror_qemu.git / blame
| Commit | Line | Data |
|---|---|---|
| 5d326db2 CM |
1 | /* |
| 2 | * QEMU disassembler -- RISC-V specific header. | |
| 3 | * | |
| 4 | * SPDX-License-Identifier: GPL-2.0-or-later | |
| 5 | */ | |
| 6 | ||
| 7 | #ifndef DISAS_RISCV_H | |
| 8 | #define DISAS_RISCV_H | |
| 9 | ||
| 10 | #include "qemu/osdep.h" | |
| 11 | #include "target/riscv/cpu_cfg.h" | |
| 12 | ||
| 13 | /* types */ | |
| 14 | ||
| 15 | typedef uint64_t rv_inst; | |
| 16 | typedef uint16_t rv_opcode; | |
| 17 | ||
| 18 | /* enums */ | |
| 19 | ||
| 20 | typedef enum { | |
| 21 | rv32, | |
| 22 | rv64, | |
| 23 | rv128 | |
| 24 | } rv_isa; | |
| 25 | ||
| 26 | typedef enum { | |
| 27 | rv_rm_rne = 0, | |
| 28 | rv_rm_rtz = 1, | |
| 29 | rv_rm_rdn = 2, | |
| 30 | rv_rm_rup = 3, | |
| 31 | rv_rm_rmm = 4, | |
| 32 | rv_rm_dyn = 7, | |
| 33 | } rv_rm; | |
| 34 | ||
| 35 | typedef enum { | |
| 36 | rv_fence_i = 8, | |
| 37 | rv_fence_o = 4, | |
| 38 | rv_fence_r = 2, | |
| 39 | rv_fence_w = 1, | |
| 40 | } rv_fence; | |
| 41 | ||
| 42 | typedef enum { | |
| 43 | rv_ireg_zero, | |
| 44 | rv_ireg_ra, | |
| 45 | rv_ireg_sp, | |
| 46 | rv_ireg_gp, | |
| 47 | rv_ireg_tp, | |
| 48 | rv_ireg_t0, | |
| 49 | rv_ireg_t1, | |
| 50 | rv_ireg_t2, | |
| 51 | rv_ireg_s0, | |
| 52 | rv_ireg_s1, | |
| 53 | rv_ireg_a0, | |
| 54 | rv_ireg_a1, | |
| 55 | rv_ireg_a2, | |
| 56 | rv_ireg_a3, | |
| 57 | rv_ireg_a4, | |
| 58 | rv_ireg_a5, | |
| 59 | rv_ireg_a6, | |
| 60 | rv_ireg_a7, | |
| 61 | rv_ireg_s2, | |
| 62 | rv_ireg_s3, | |
| 63 | rv_ireg_s4, | |
| 64 | rv_ireg_s5, | |
| 65 | rv_ireg_s6, | |
| 66 | rv_ireg_s7, | |
| 67 | rv_ireg_s8, | |
| 68 | rv_ireg_s9, | |
| 69 | rv_ireg_s10, | |
| 70 | rv_ireg_s11, | |
| 71 | rv_ireg_t3, | |
| 72 | rv_ireg_t4, | |
| 73 | rv_ireg_t5, | |
| 74 | rv_ireg_t6, | |
| 75 | } rv_ireg; | |
| 76 | ||
| 77 | typedef enum { | |
| 78 | rvc_end, | |
| 79 | rvc_rd_eq_ra, | |
| 80 | rvc_rd_eq_x0, | |
| 81 | rvc_rs1_eq_x0, | |
| 82 | rvc_rs2_eq_x0, | |
| 83 | rvc_rs2_eq_rs1, | |
| 84 | rvc_rs1_eq_ra, | |
| 85 | rvc_imm_eq_zero, | |
| 86 | rvc_imm_eq_n1, | |
| 87 | rvc_imm_eq_p1, | |
| 88 | rvc_csr_eq_0x001, | |
| 89 | rvc_csr_eq_0x002, | |
| 90 | rvc_csr_eq_0x003, | |
| 91 | rvc_csr_eq_0xc00, | |
| 92 | rvc_csr_eq_0xc01, | |
| 93 | rvc_csr_eq_0xc02, | |
| 94 | rvc_csr_eq_0xc80, | |
| 95 | rvc_csr_eq_0xc81, | |
| 96 | rvc_csr_eq_0xc82, | |
| 97 | } rvc_constraint; | |
| 98 | ||
| 99 | typedef enum { | |
| 100 | rv_codec_illegal, | |
| 101 | rv_codec_none, | |
| 102 | rv_codec_u, | |
| 103 | rv_codec_uj, | |
| 104 | rv_codec_i, | |
| 105 | rv_codec_i_sh5, | |
| 106 | rv_codec_i_sh6, | |
| 107 | rv_codec_i_sh7, | |
| 108 | rv_codec_i_csr, | |
| 109 | rv_codec_s, | |
| 110 | rv_codec_sb, | |
| 111 | rv_codec_r, | |
| 112 | rv_codec_r_m, | |
| 113 | rv_codec_r4_m, | |
| 114 | rv_codec_r_a, | |
| 115 | rv_codec_r_l, | |
| 116 | rv_codec_r_f, | |
| 117 | rv_codec_cb, | |
| 118 | rv_codec_cb_imm, | |
| 119 | rv_codec_cb_sh5, | |
| 120 | rv_codec_cb_sh6, | |
| 121 | rv_codec_ci, | |
| 122 | rv_codec_ci_sh5, | |
| 123 | rv_codec_ci_sh6, | |
| 124 | rv_codec_ci_16sp, | |
| 125 | rv_codec_ci_lwsp, | |
| 126 | rv_codec_ci_ldsp, | |
| 127 | rv_codec_ci_lqsp, | |
| 128 | rv_codec_ci_li, | |
| 129 | rv_codec_ci_lui, | |
| 130 | rv_codec_ci_none, | |
| 131 | rv_codec_ciw_4spn, | |
| 132 | rv_codec_cj, | |
| 133 | rv_codec_cj_jal, | |
| 134 | rv_codec_cl_lw, | |
| 135 | rv_codec_cl_ld, | |
| 136 | rv_codec_cl_lq, | |
| 137 | rv_codec_cr, | |
| 138 | rv_codec_cr_mv, | |
| 139 | rv_codec_cr_jalr, | |
| 140 | rv_codec_cr_jr, | |
| 141 | rv_codec_cs, | |
| 142 | rv_codec_cs_sw, | |
| 143 | rv_codec_cs_sd, | |
| 144 | rv_codec_cs_sq, | |
| 145 | rv_codec_css_swsp, | |
| 146 | rv_codec_css_sdsp, | |
| 147 | rv_codec_css_sqsp, | |
| 148 | rv_codec_k_bs, | |
| 149 | rv_codec_k_rnum, | |
| 150 | rv_codec_v_r, | |
| 151 | rv_codec_v_ldst, | |
| 152 | rv_codec_v_i, | |
| 153 | rv_codec_vsetvli, | |
| 154 | rv_codec_vsetivli, | |
| 155 | rv_codec_zcb_ext, | |
| 156 | rv_codec_zcb_mul, | |
| 157 | rv_codec_zcb_lb, | |
| 158 | rv_codec_zcb_lh, | |
| 159 | rv_codec_zcmp_cm_pushpop, | |
| 160 | rv_codec_zcmp_cm_mv, | |
| 161 | rv_codec_zcmt_jt, | |
| 162 | } rv_codec; | |
| 163 | ||
| 164 | /* structures */ | |
| 165 | ||
| 166 | typedef struct { | |
| 167 | RISCVCPUConfig *cfg; | |
| 168 | uint64_t pc; | |
| 169 | uint64_t inst; | |
| 170 | int32_t imm; | |
| 171 | uint16_t op; | |
| 172 | uint8_t codec; | |
| 173 | uint8_t rd; | |
| 174 | uint8_t rs1; | |
| 175 | uint8_t rs2; | |
| 176 | uint8_t rs3; | |
| 177 | uint8_t rm; | |
| 178 | uint8_t pred; | |
| 179 | uint8_t succ; | |
| 180 | uint8_t aq; | |
| 181 | uint8_t rl; | |
| 182 | uint8_t bs; | |
| 183 | uint8_t rnum; | |
| 184 | uint8_t vm; | |
| 185 | uint32_t vzimm; | |
| 186 | uint8_t rlist; | |
| 187 | } rv_decode; | |
| 188 | ||
| 189 | typedef struct { | |
| 190 | const int op; | |
| 191 | const rvc_constraint *constraints; | |
| 192 | } rv_comp_data; | |
| 193 | ||
| 01b1361f CM |
194 | enum { |
| 195 | rv_op_illegal = 0 | |
| 196 | }; | |
| 197 | ||
| 5d326db2 CM |
198 | enum { |
| 199 | rvcd_imm_nz = 0x1 | |
| 200 | }; | |
| 201 | ||
| 202 | typedef struct { | |
| 203 | const char * const name; | |
| 204 | const rv_codec codec; | |
| 205 | const char * const format; | |
| 206 | const rv_comp_data *pseudo; | |
| 207 | const short decomp_rv32; | |
| 208 | const short decomp_rv64; | |
| 209 | const short decomp_rv128; | |
| 210 | const short decomp_data; | |
| 211 | } rv_opcode_data; | |
| 212 | ||
| 213 | /* instruction formats */ | |
| 214 | ||
| 215 | #define rv_fmt_none "O\t" | |
| 216 | #define rv_fmt_rs1 "O\t1" | |
| 217 | #define rv_fmt_offset "O\to" | |
| 218 | #define rv_fmt_pred_succ "O\tp,s" | |
| 219 | #define rv_fmt_rs1_rs2 "O\t1,2" | |
| 220 | #define rv_fmt_rd_imm "O\t0,i" | |
| 221 | #define rv_fmt_rd_offset "O\t0,o" | |
| 222 | #define rv_fmt_rd_rs1_rs2 "O\t0,1,2" | |
| 223 | #define rv_fmt_frd_rs1 "O\t3,1" | |
| 224 | #define rv_fmt_frd_frs1 "O\t3,4" | |
| 225 | #define rv_fmt_rd_frs1 "O\t0,4" | |
| 226 | #define rv_fmt_rd_frs1_frs2 "O\t0,4,5" | |
| 227 | #define rv_fmt_frd_frs1_frs2 "O\t3,4,5" | |
| 228 | #define rv_fmt_rm_frd_frs1 "O\tr,3,4" | |
| 229 | #define rv_fmt_rm_frd_rs1 "O\tr,3,1" | |
| 230 | #define rv_fmt_rm_rd_frs1 "O\tr,0,4" | |
| 231 | #define rv_fmt_rm_frd_frs1_frs2 "O\tr,3,4,5" | |
| 232 | #define rv_fmt_rm_frd_frs1_frs2_frs3 "O\tr,3,4,5,6" | |
| 233 | #define rv_fmt_rd_rs1_imm "O\t0,1,i" | |
| 234 | #define rv_fmt_rd_rs1_offset "O\t0,1,i" | |
| 235 | #define rv_fmt_rd_offset_rs1 "O\t0,i(1)" | |
| 236 | #define rv_fmt_frd_offset_rs1 "O\t3,i(1)" | |
| 237 | #define rv_fmt_rd_csr_rs1 "O\t0,c,1" | |
| 238 | #define rv_fmt_rd_csr_zimm "O\t0,c,7" | |
| 239 | #define rv_fmt_rs2_offset_rs1 "O\t2,i(1)" | |
| 240 | #define rv_fmt_frs2_offset_rs1 "O\t5,i(1)" | |
| 241 | #define rv_fmt_rs1_rs2_offset "O\t1,2,o" | |
| 242 | #define rv_fmt_rs2_rs1_offset "O\t2,1,o" | |
| 243 | #define rv_fmt_aqrl_rd_rs2_rs1 "OAR\t0,2,(1)" | |
| 244 | #define rv_fmt_aqrl_rd_rs1 "OAR\t0,(1)" | |
| 245 | #define rv_fmt_rd "O\t0" | |
| 246 | #define rv_fmt_rd_zimm "O\t0,7" | |
| 247 | #define rv_fmt_rd_rs1 "O\t0,1" | |
| 248 | #define rv_fmt_rd_rs2 "O\t0,2" | |
| 249 | #define rv_fmt_rs1_offset "O\t1,o" | |
| 250 | #define rv_fmt_rs2_offset "O\t2,o" | |
| 251 | #define rv_fmt_rs1_rs2_bs "O\t1,2,b" | |
| 252 | #define rv_fmt_rd_rs1_rnum "O\t0,1,n" | |
| 253 | #define rv_fmt_ldst_vd_rs1_vm "O\tD,(1)m" | |
| 254 | #define rv_fmt_ldst_vd_rs1_rs2_vm "O\tD,(1),2m" | |
| 255 | #define rv_fmt_ldst_vd_rs1_vs2_vm "O\tD,(1),Fm" | |
| 256 | #define rv_fmt_vd_vs2_vs1 "O\tD,F,E" | |
| 257 | #define rv_fmt_vd_vs2_vs1_vl "O\tD,F,El" | |
| 258 | #define rv_fmt_vd_vs2_vs1_vm "O\tD,F,Em" | |
| 259 | #define rv_fmt_vd_vs2_rs1_vl "O\tD,F,1l" | |
| 260 | #define rv_fmt_vd_vs2_fs1_vl "O\tD,F,4l" | |
| 261 | #define rv_fmt_vd_vs2_rs1_vm "O\tD,F,1m" | |
| 262 | #define rv_fmt_vd_vs2_fs1_vm "O\tD,F,4m" | |
| 263 | #define rv_fmt_vd_vs2_imm_vl "O\tD,F,il" | |
| 264 | #define rv_fmt_vd_vs2_imm_vm "O\tD,F,im" | |
| 265 | #define rv_fmt_vd_vs2_uimm_vm "O\tD,F,um" | |
| 266 | #define rv_fmt_vd_vs1_vs2_vm "O\tD,E,Fm" | |
| 267 | #define rv_fmt_vd_rs1_vs2_vm "O\tD,1,Fm" | |
| 268 | #define rv_fmt_vd_fs1_vs2_vm "O\tD,4,Fm" | |
| 269 | #define rv_fmt_vd_vs1 "O\tD,E" | |
| 270 | #define rv_fmt_vd_rs1 "O\tD,1" | |
| 271 | #define rv_fmt_vd_fs1 "O\tD,4" | |
| 272 | #define rv_fmt_vd_imm "O\tD,i" | |
| 273 | #define rv_fmt_vd_vs2 "O\tD,F" | |
| 274 | #define rv_fmt_vd_vs2_vm "O\tD,Fm" | |
| 275 | #define rv_fmt_rd_vs2_vm "O\t0,Fm" | |
| 276 | #define rv_fmt_rd_vs2 "O\t0,F" | |
| 277 | #define rv_fmt_fd_vs2 "O\t3,F" | |
| 278 | #define rv_fmt_vd_vm "O\tDm" | |
| 279 | #define rv_fmt_vsetvli "O\t0,1,v" | |
| 280 | #define rv_fmt_vsetivli "O\t0,u,v" | |
| 281 | #define rv_fmt_rs1_rs2_zce_ldst "O\t2,i(1)" | |
| 282 | #define rv_fmt_push_rlist "O\tx,-i" | |
| 283 | #define rv_fmt_pop_rlist "O\tx,i" | |
| 284 | #define rv_fmt_zcmt_index "O\ti" | |
| 285 | ||
| 286 | #endif /* DISAS_RISCV_H */ |