alpha_linux_process.cc

linux下基于c++的处理器仿真平台。具有处理器流水线

    /* 167 */ SyscallDesc("unknown #167", unimplementedFunc),
    /* 168 */ SyscallDesc("unknown #168", unimplementedFunc),
    /* 169 */ SyscallDesc("osf_exportfs", unimplementedFunc),
    /* 170 */ SyscallDesc("unknown #170", unimplementedFunc),
    /* 171 */ SyscallDesc("unknown #171", unimplementedFunc),
    /* 172 */ SyscallDesc("unknown #172", unimplementedFunc),
    /* 173 */ SyscallDesc("unknown #173", unimplementedFunc),
    /* 174 */ SyscallDesc("unknown #174", unimplementedFunc),
    /* 175 */ SyscallDesc("unknown #175", unimplementedFunc),
    /* 176 */ SyscallDesc("unknown #176", unimplementedFunc),
    /* 177 */ SyscallDesc("unknown #177", unimplementedFunc),
    /* 178 */ SyscallDesc("unknown #178", unimplementedFunc),
    /* 179 */ SyscallDesc("unknown #179", unimplementedFunc),
    /* 180 */ SyscallDesc("unknown #180", unimplementedFunc),
    /* 181 */ SyscallDesc("osf_alt_plock", unimplementedFunc),
    /* 182 */ SyscallDesc("unknown #182", unimplementedFunc),
    /* 183 */ SyscallDesc("unknown #183", unimplementedFunc),
    /* 184 */ SyscallDesc("osf_getmnt", unimplementedFunc),
    /* 185 */ SyscallDesc("unknown #185", unimplementedFunc),
    /* 186 */ SyscallDesc("unknown #186", unimplementedFunc),
    /* 187 */ SyscallDesc("osf_alt_sigpending", unimplementedFunc),
    /* 188 */ SyscallDesc("osf_alt_setsid", unimplementedFunc),
    /* 189 */ SyscallDesc("unknown #189", unimplementedFunc),
    /* 190 */ SyscallDesc("unknown #190", unimplementedFunc),
    /* 191 */ SyscallDesc("unknown #191", unimplementedFunc),
    /* 192 */ SyscallDesc("unknown #192", unimplementedFunc),
    /* 193 */ SyscallDesc("unknown #193", unimplementedFunc),
    /* 194 */ SyscallDesc("unknown #194", unimplementedFunc),
    /* 195 */ SyscallDesc("unknown #195", unimplementedFunc),
    /* 196 */ SyscallDesc("unknown #196", unimplementedFunc),
    /* 197 */ SyscallDesc("unknown #197", unimplementedFunc),
    /* 198 */ SyscallDesc("unknown #198", unimplementedFunc),
    /* 199 */ SyscallDesc("osf_swapon", unimplementedFunc),
    /* 200 */ SyscallDesc("msgctl", unimplementedFunc),
    /* 201 */ SyscallDesc("msgget", unimplementedFunc),
    /* 202 */ SyscallDesc("msgrcv", unimplementedFunc),
    /* 203 */ SyscallDesc("msgsnd", unimplementedFunc),
    /* 204 */ SyscallDesc("semctl", unimplementedFunc),
    /* 205 */ SyscallDesc("semget", unimplementedFunc),
    /* 206 */ SyscallDesc("semop", unimplementedFunc),
    /* 207 */ SyscallDesc("osf_utsname", unimplementedFunc),
    /* 208 */ SyscallDesc("lchown", unimplementedFunc),
    /* 209 */ SyscallDesc("osf_shmat", unimplementedFunc),
    /* 210 */ SyscallDesc("shmctl", unimplementedFunc),
    /* 211 */ SyscallDesc("shmdt", unimplementedFunc),
    /* 212 */ SyscallDesc("shmget", unimplementedFunc),
    /* 213 */ SyscallDesc("osf_mvalid", unimplementedFunc),
    /* 214 */ SyscallDesc("osf_getaddressconf", unimplementedFunc),
    /* 215 */ SyscallDesc("osf_msleep", unimplementedFunc),
    /* 216 */ SyscallDesc("osf_mwakeup", unimplementedFunc),
    /* 217 */ SyscallDesc("msync", unimplementedFunc),
    /* 218 */ SyscallDesc("osf_signal", unimplementedFunc),
    /* 219 */ SyscallDesc("osf_utc_gettime", unimplementedFunc),
    /* 220 */ SyscallDesc("osf_utc_adjtime", unimplementedFunc),
    /* 221 */ SyscallDesc("unknown #221", unimplementedFunc),
    /* 222 */ SyscallDesc("osf_security", unimplementedFunc),
    /* 223 */ SyscallDesc("osf_kloadcall", unimplementedFunc),
    /* 224 */ SyscallDesc("unknown #224", unimplementedFunc),
    /* 225 */ SyscallDesc("unknown #225", unimplementedFunc),
    /* 226 */ SyscallDesc("unknown #226", unimplementedFunc),
    /* 227 */ SyscallDesc("unknown #227", unimplementedFunc),
    /* 228 */ SyscallDesc("unknown #228", unimplementedFunc),
    /* 229 */ SyscallDesc("unknown #229", unimplementedFunc),
    /* 230 */ SyscallDesc("unknown #230", unimplementedFunc),
    /* 231 */ SyscallDesc("unknown #231", unimplementedFunc),
    /* 232 */ SyscallDesc("unknown #232", unimplementedFunc),
    /* 233 */ SyscallDesc("getpgid", unimplementedFunc),
    /* 234 */ SyscallDesc("getsid", unimplementedFunc),
    /* 235 */ SyscallDesc("sigaltstack", ignoreFunc),
    /* 236 */ SyscallDesc("osf_waitid", unimplementedFunc),
    /* 237 */ SyscallDesc("osf_priocntlset", unimplementedFunc),
    /* 238 */ SyscallDesc("osf_sigsendset", unimplementedFunc),
    /* 239 */ SyscallDesc("osf_set_speculative", unimplementedFunc),
    /* 240 */ SyscallDesc("osf_msfs_syscall", unimplementedFunc),
    /* 241 */ SyscallDesc("osf_sysinfo", unimplementedFunc),
    /* 242 */ SyscallDesc("osf_uadmin", unimplementedFunc),
    /* 243 */ SyscallDesc("osf_fuser", unimplementedFunc),
    /* 244 */ SyscallDesc("osf_proplist_syscall", unimplementedFunc),
    /* 245 */ SyscallDesc("osf_ntp_adjtime", unimplementedFunc),
    /* 246 */ SyscallDesc("osf_ntp_gettime", unimplementedFunc),
    /* 247 */ SyscallDesc("osf_pathconf", unimplementedFunc),
    /* 248 */ SyscallDesc("osf_fpathconf", unimplementedFunc),
    /* 249 */ SyscallDesc("unknown #249", unimplementedFunc),
    /* 250 */ SyscallDesc("osf_uswitch", unimplementedFunc),
    /* 251 */ SyscallDesc("osf_usleep_thread", unimplementedFunc),
    /* 252 */ SyscallDesc("osf_audcntl", unimplementedFunc),
    /* 253 */ SyscallDesc("osf_audgen", unimplementedFunc),
    /* 254 */ SyscallDesc("sysfs", unimplementedFunc),
    /* 255 */ SyscallDesc("osf_subsys_info", unimplementedFunc),
    /* 256 */ SyscallDesc("osf_getsysinfo", osf_getsysinfoFunc),
    /* 257 */ SyscallDesc("osf_setsysinfo", osf_setsysinfoFunc),
    /* 258 */ SyscallDesc("osf_afs_syscall", unimplementedFunc),
    /* 259 */ SyscallDesc("osf_swapctl", unimplementedFunc),
    /* 260 */ SyscallDesc("osf_memcntl", unimplementedFunc),
    /* 261 */ SyscallDesc("osf_fdatasync", unimplementedFunc),
    /* 262 */ SyscallDesc("unknown #262", unimplementedFunc),
    /* 263 */ SyscallDesc("unknown #263", unimplementedFunc),
    /* 264 */ SyscallDesc("unknown #264", unimplementedFunc),
    /* 265 */ SyscallDesc("unknown #265", unimplementedFunc),
    /* 266 */ SyscallDesc("unknown #266", unimplementedFunc),
    /* 267 */ SyscallDesc("unknown #267", unimplementedFunc),
    /* 268 */ SyscallDesc("unknown #268", unimplementedFunc),
    /* 269 */ SyscallDesc("unknown #269", unimplementedFunc),
    /* 270 */ SyscallDesc("unknown #270", unimplementedFunc),
    /* 271 */ SyscallDesc("unknown #271", unimplementedFunc),
    /* 272 */ SyscallDesc("unknown #272", unimplementedFunc),
    /* 273 */ SyscallDesc("unknown #273", unimplementedFunc),
    /* 274 */ SyscallDesc("unknown #274", unimplementedFunc),
    /* 275 */ SyscallDesc("unknown #275", unimplementedFunc),
    /* 276 */ SyscallDesc("unknown #276", unimplementedFunc),
    /* 277 */ SyscallDesc("unknown #277", unimplementedFunc),
    /* 278 */ SyscallDesc("unknown #278", unimplementedFunc),
    /* 279 */ SyscallDesc("unknown #279", unimplementedFunc),
    /* 280 */ SyscallDesc("unknown #280", unimplementedFunc),
    /* 281 */ SyscallDesc("unknown #281", unimplementedFunc),
    /* 282 */ SyscallDesc("unknown #282", unimplementedFunc),
    /* 283 */ SyscallDesc("unknown #283", unimplementedFunc),
    /* 284 */ SyscallDesc("unknown #284", unimplementedFunc),
    /* 285 */ SyscallDesc("unknown #285", unimplementedFunc),
    /* 286 */ SyscallDesc("unknown #286", unimplementedFunc),
    /* 287 */ SyscallDesc("unknown #287", unimplementedFunc),
    /* 288 */ SyscallDesc("unknown #288", unimplementedFunc),
    /* 289 */ SyscallDesc("unknown #289", unimplementedFunc),
    /* 290 */ SyscallDesc("unknown #290", unimplementedFunc),
    /* 291 */ SyscallDesc("unknown #291", unimplementedFunc),
    /* 292 */ SyscallDesc("unknown #292", unimplementedFunc),
    /* 293 */ SyscallDesc("unknown #293", unimplementedFunc),
    /* 294 */ SyscallDesc("unknown #294", unimplementedFunc),
    /* 295 */ SyscallDesc("unknown #295", unimplementedFunc),
    /* 296 */ SyscallDesc("unknown #296", unimplementedFunc),
    /* 297 */ SyscallDesc("unknown #297", unimplementedFunc),
    /* 298 */ SyscallDesc("unknown #298", unimplementedFunc),
    /* 299 */ SyscallDesc("unknown #299", unimplementedFunc),
/*
 * Linux-specific system calls begin at 300
 */
    /* 300 */ SyscallDesc("bdflush", unimplementedFunc),
    /* 301 */ SyscallDesc("sethae", unimplementedFunc),
    /* 302 */ SyscallDesc("mount", unimplementedFunc),
    /* 303 */ SyscallDesc("old_adjtimex", unimplementedFunc),
    /* 304 */ SyscallDesc("swapoff", unimplementedFunc),
    /* 305 */ SyscallDesc("getdents", unimplementedFunc),
    /* 306 */ SyscallDesc("create_module", unimplementedFunc),
    /* 307 */ SyscallDesc("init_module", unimplementedFunc),
    /* 308 */ SyscallDesc("delete_module", unimplementedFunc),
    /* 309 */ SyscallDesc("get_kernel_syms", unimplementedFunc),
    /* 310 */ SyscallDesc("syslog", unimplementedFunc),
    /* 311 */ SyscallDesc("reboot", unimplementedFunc),
    /* 312 */ SyscallDesc("clone", unimplementedFunc),
    /* 313 */ SyscallDesc("uselib", unimplementedFunc),
    /* 314 */ SyscallDesc("mlock", unimplementedFunc),
    /* 315 */ SyscallDesc("munlock", unimplementedFunc),
    /* 316 */ SyscallDesc("mlockall", unimplementedFunc),
    /* 317 */ SyscallDesc("munlockall", unimplementedFunc),
    /* 318 */ SyscallDesc("sysinfo", unimplementedFunc),
    /* 319 */ SyscallDesc("_sysctl", unimplementedFunc),
    /* 320 */ SyscallDesc("was sys_idle", unimplementedFunc),
    /* 321 */ SyscallDesc("oldumount", unimplementedFunc),
    /* 322 */ SyscallDesc("swapon", unimplementedFunc),
    /* 323 */ SyscallDesc("times", ignoreFunc),
    /* 324 */ SyscallDesc("personality", unimplementedFunc),
    /* 325 */ SyscallDesc("setfsuid", unimplementedFunc),
    /* 326 */ SyscallDesc("setfsgid", unimplementedFunc),
    /* 327 */ SyscallDesc("ustat", unimplementedFunc),
    /* 328 */ SyscallDesc("statfs", unimplementedFunc),
    /* 329 */ SyscallDesc("fstatfs", unimplementedFunc),
    /* 330 */ SyscallDesc("sched_setparam", unimplementedFunc),
    /* 331 */ SyscallDesc("sched_getparam", unimplementedFunc),
    /* 332 */ SyscallDesc("sched_setscheduler", unimplementedFunc),
    /* 333 */ SyscallDesc("sched_getscheduler", unimplementedFunc),
    /* 334 */ SyscallDesc("sched_yield", unimplementedFunc),
    /* 335 */ SyscallDesc("sched_get_priority_max", unimplementedFunc),
    /* 336 */ SyscallDesc("sched_get_priority_min", unimplementedFunc),
    /* 337 */ SyscallDesc("sched_rr_get_interval", unimplementedFunc),
    /* 338 */ SyscallDesc("afs_syscall", unimplementedFunc),
    /* 339 */ SyscallDesc("uname", unameFunc),
    /* 340 */ SyscallDesc("nanosleep", unimplementedFunc),
    /* 341 */ SyscallDesc("mremap", unimplementedFunc),
    /* 342 */ SyscallDesc("nfsservctl", unimplementedFunc),
    /* 343 */ SyscallDesc("setresuid", unimplementedFunc),
    /* 344 */ SyscallDesc("getresuid", unimplementedFunc),
    /* 345 */ SyscallDesc("pciconfig_read", unimplementedFunc),
    /* 346 */ SyscallDesc("pciconfig_write", unimplementedFunc),
    /* 347 */ SyscallDesc("query_module", unimplementedFunc),
    /* 348 */ SyscallDesc("prctl", unimplementedFunc),
    /* 349 */ SyscallDesc("pread", unimplementedFunc),
    /* 350 */ SyscallDesc("pwrite", unimplementedFunc),
    /* 351 */ SyscallDesc("rt_sigreturn", unimplementedFunc),
    /* 352 */ SyscallDesc("rt_sigaction", ignoreFunc),
    /* 353 */ SyscallDesc("rt_sigprocmask", unimplementedFunc),
    /* 354 */ SyscallDesc("rt_sigpending", unimplementedFunc),
    /* 355 */ SyscallDesc("rt_sigtimedwait", unimplementedFunc),
    /* 356 */ SyscallDesc("rt_sigqueueinfo", unimplementedFunc),
    /* 357 */ SyscallDesc("rt_sigsuspend", unimplementedFunc),
    /* 358 */ SyscallDesc("select", unimplementedFunc),
    /* 359 */ SyscallDesc("gettimeofday", gettimeofdayFunc<Linux>),
    /* 360 */ SyscallDesc("settimeofday", unimplementedFunc),
    /* 361 */ SyscallDesc("getitimer", unimplementedFunc),
    /* 362 */ SyscallDesc("setitimer", unimplementedFunc),
    /* 363 */ SyscallDesc("utimes", unimplementedFunc),
    /* 364 */ SyscallDesc("getrusage", getrusageFunc<Linux>),
    /* 365 */ SyscallDesc("wait4", unimplementedFunc),
    /* 366 */ SyscallDesc("adjtimex", unimplementedFunc),
    /* 367 */ SyscallDesc("getcwd", unimplementedFunc),
    /* 368 */ SyscallDesc("capget", unimplementedFunc),
    /* 369 */ SyscallDesc("capset", unimplementedFunc),
    /* 370 */ SyscallDesc("sendfile", unimplementedFunc),
    /* 371 */ SyscallDesc("setresgid", unimplementedFunc),
    /* 372 */ SyscallDesc("getresgid", unimplementedFunc),
    /* 373 */ SyscallDesc("dipc", unimplementedFunc),
    /* 374 */ SyscallDesc("pivot_root", unimplementedFunc),
    /* 375 */ SyscallDesc("mincore", unimplementedFunc),
    /* 376 */ SyscallDesc("pciconfig_iobase", unimplementedFunc),
    /* 377 */ SyscallDesc("getdents64", unimplementedFunc),
    /* 378 */ SyscallDesc("gettid", unimplementedFunc),
    /* 379 */ SyscallDesc("readahead", unimplementedFunc),
    /* 380 */ SyscallDesc("security", unimplementedFunc),
    /* 381 */ SyscallDesc("tkill", unimplementedFunc),
    /* 382 */ SyscallDesc("setxattr", unimplementedFunc),
    /* 383 */ SyscallDesc("lsetxattr", unimplementedFunc),
    /* 384 */ SyscallDesc("fsetxattr", unimplementedFunc),
    /* 385 */ SyscallDesc("getxattr", unimplementedFunc),
    /* 386 */ SyscallDesc("lgetxattr", unimplementedFunc),
    /* 387 */ SyscallDesc("fgetxattr", unimplementedFunc),
    /* 388 */ SyscallDesc("listxattr", unimplementedFunc),
    /* 389 */ SyscallDesc("llistxattr", unimplementedFunc),
    /* 390 */ SyscallDesc("flistxattr", unimplementedFunc),
    /* 391 */ SyscallDesc("removexattr", unimplementedFunc),
    /* 392 */ SyscallDesc("lremovexattr", unimplementedFunc),
    /* 393 */ SyscallDesc("fremovexattr", unimplementedFunc),
    /* 394 */ SyscallDesc("futex", unimplementedFunc),
    /* 395 */ SyscallDesc("sched_setaffinity", unimplementedFunc),
    /* 396 */ SyscallDesc("sched_getaffinity", unimplementedFunc),
    /* 397 */ SyscallDesc("tuxcall", unimplementedFunc),
    /* 398 */ SyscallDesc("io_setup", unimplementedFunc),
    /* 399 */ SyscallDesc("io_destroy", unimplementedFunc),
    /* 400 */ SyscallDesc("io_getevents", unimplementedFunc),
    /* 401 */ SyscallDesc("io_submit", unimplementedFunc),
    /* 402 */ SyscallDesc("io_cancel", unimplementedFunc),
    /* 403 */ SyscallDesc("unknown #403", unimplementedFunc),
    /* 404 */ SyscallDesc("unknown #404", unimplementedFunc),
    /* 405 */ SyscallDesc("exit_group", exitFunc), // exit all threads...
    /* 406 */ SyscallDesc("lookup_dcookie", unimplementedFunc),
    /* 407 */ SyscallDesc("sys_epoll_create", unimplementedFunc),
    /* 408 */ SyscallDesc("sys_epoll_ctl", unimplementedFunc),
    /* 409 */ SyscallDesc("sys_epoll_wait", unimplementedFunc),
    /* 410 */ SyscallDesc("remap_file_pages", unimplementedFunc),
    /* 411 */ SyscallDesc("set_tid_address", unimplementedFunc),
    /* 412 */ SyscallDesc("restart_syscall", unimplementedFunc),
    /* 413 */ SyscallDesc("fadvise64", unimplementedFunc),
    /* 414 */ SyscallDesc("timer_create", unimplementedFunc),
    /* 415 */ SyscallDesc("timer_settime", unimplementedFunc),
    /* 416 */ SyscallDesc("timer_gettime", unimplementedFunc),
    /* 417 */ SyscallDesc("timer_getoverrun", unimplementedFunc),
    /* 418 */ SyscallDesc("timer_delete", unimplementedFunc),
    /* 419 */ SyscallDesc("clock_settime", unimplementedFunc),
    /* 420 */ SyscallDesc("clock_gettime", unimplementedFunc),
    /* 421 */ SyscallDesc("clock_getres", unimplementedFunc),
    /* 422 */ SyscallDesc("clock_nanosleep", unimplementedFunc),
    /* 423 */ SyscallDesc("semtimedop", unimplementedFunc),
    /* 424 */ SyscallDesc("tgkill", unimplementedFunc)
};

const int Linux::Num_Syscall_Descs =
	sizeof(Linux::syscallDescs) / sizeof(SyscallDesc);

const int Linux::Max_Syscall_Desc = Linux::Num_Syscall_Descs - 1;


void
AlphaLinuxProcess::syscall(ExecContext *xc)
{
    num_syscalls++;

    int64_t callnum = xc->regs.intRegFile[ReturnValueReg];

    Linux::doSyscall(callnum, this, xc);
}


AlphaLinuxProcess::AlphaLinuxProcess(const std::string &name,
				     ObjectFile *objFile,
				     int stdin_fd,
				     int stdout_fd,
				     int stderr_fd,
				     std::vector<std::string> &argv,
				     std::vector<std::string> &envp)
    : LiveProcess(name, objFile, stdin_fd, stdout_fd, stderr_fd, argv, envp)
{
    init_regs->intRegFile[0] = 0;
}