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[/] [or1k/] [trunk/] [gdb-5.0/] [gdb/] [convex-tdep.c] - Rev 1775
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/* OBSOLETE /* Convex stuff for GDB. */ /* OBSOLETE Copyright (C) 1990, 1991, 1996, 2000 Free Software Foundation, Inc. */ /* OBSOLETE */ /* OBSOLETE This file is part of GDB. */ /* OBSOLETE */ /* OBSOLETE This program is free software; you can redistribute it and/or modify */ /* OBSOLETE it under the terms of the GNU General Public License as published by */ /* OBSOLETE the Free Software Foundation; either version 2 of the License, or */ /* OBSOLETE (at your option) any later version. */ /* OBSOLETE */ /* OBSOLETE This program is distributed in the hope that it will be useful, */ /* OBSOLETE but WITHOUT ANY WARRANTY; without even the implied warranty of */ /* OBSOLETE MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the */ /* OBSOLETE GNU General Public License for more details. */ /* OBSOLETE */ /* OBSOLETE You should have received a copy of the GNU General Public License */ /* OBSOLETE along with this program; if not, write to the Free Software */ /* OBSOLETE Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *x/ */ /* OBSOLETE */ /* OBSOLETE #include "defs.h" */ /* OBSOLETE #include "command.h" */ /* OBSOLETE #include "symtab.h" */ /* OBSOLETE #include "value.h" */ /* OBSOLETE #include "frame.h" */ /* OBSOLETE #include "inferior.h" */ /* OBSOLETE #include "gdb_wait.h" */ /* OBSOLETE */ /* OBSOLETE #include <signal.h> */ /* OBSOLETE #include <fcntl.h> */ /* OBSOLETE */ /* OBSOLETE #include "gdbcore.h" */ /* OBSOLETE #include <sys/param.h> */ /* OBSOLETE #include <sys/dir.h> */ /* OBSOLETE #include <sys/user.h> */ /* OBSOLETE #include <sys/ioctl.h> */ /* OBSOLETE #include <sys/pcntl.h> */ /* OBSOLETE #include <sys/thread.h> */ /* OBSOLETE #include <sys/proc.h> */ /* OBSOLETE #include <sys/file.h> */ /* OBSOLETE #include "gdb_stat.h" */ /* OBSOLETE #include <sys/mman.h> */ /* OBSOLETE */ /* OBSOLETE #include "gdbcmd.h" */ /* OBSOLETE */ /* OBSOLETE CORE_ADDR */ /* OBSOLETE convex_skip_prologue (pc) */ /* OBSOLETE CORE_ADDR pc; */ /* OBSOLETE { */ /* OBSOLETE int op, ix; */ /* OBSOLETE op = read_memory_integer (pc, 2); */ /* OBSOLETE if ((op & 0xffc7) == 0x5ac0) */ /* OBSOLETE pc += 2; */ /* OBSOLETE else if (op == 0x1580) */ /* OBSOLETE pc += 4; */ /* OBSOLETE else if (op == 0x15c0) */ /* OBSOLETE pc += 6; */ /* OBSOLETE if ((read_memory_integer (pc, 2) & 0xfff8) == 0x7c40 */ /* OBSOLETE && (read_memory_integer (pc + 2, 2) & 0xfff8) == 0x1240 */ /* OBSOLETE && (read_memory_integer (pc + 8, 2) & 0xfff8) == 0x7c48) */ /* OBSOLETE pc += 10; */ /* OBSOLETE if (read_memory_integer (pc, 2) == 0x1240) */ /* OBSOLETE pc += 6; */ /* OBSOLETE for (;;) */ /* OBSOLETE { */ /* OBSOLETE op = read_memory_integer (pc, 2); */ /* OBSOLETE ix = (op >> 3) & 7; */ /* OBSOLETE if (ix != 6) */ /* OBSOLETE break; */ /* OBSOLETE if ((op & 0xfcc0) == 0x3000) */ /* OBSOLETE pc += 4; */ /* OBSOLETE else if ((op & 0xfcc0) == 0x3040) */ /* OBSOLETE pc += 6; */ /* OBSOLETE else if ((op & 0xfcc0) == 0x2800) */ /* OBSOLETE pc += 4; */ /* OBSOLETE else if ((op & 0xfcc0) == 0x2840) */ /* OBSOLETE pc += 6; */ /* OBSOLETE else */ /* OBSOLETE break; */ /* OBSOLETE } */ /* OBSOLETE return pc; */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE int */ /* OBSOLETE convex_frameless_function_invocation (fi) */ /* OBSOLETE struct frame_info *fi; */ /* OBSOLETE { */ /* OBSOLETE int frameless; */ /* OBSOLETE extern CORE_ADDR text_start, text_end; */ /* OBSOLETE CORE_ADDR call_addr = SAVED_PC_AFTER_CALL (FI); */ /* OBSOLETE frameless = (call_addr >= text_start && call_addr < text_end */ /* OBSOLETE && read_memory_integer (call_addr - 6, 1) == 0x22); */ /* OBSOLETE return frameless; */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE int */ /* OBSOLETE convex_frame_num_args (fi) */ /* OBSOLETE struct frame_info *fi; */ /* OBSOLETE { */ /* OBSOLETE int numargs = read_memory_integer (FRAME_ARGS_ADDRESS (fi) - 4, 4); */ /* OBSOLETE if (numargs < 0 || numargs >= 256) */ /* OBSOLETE numargs = -1; */ /* OBSOLETE return numargs; */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE exec_file_command (filename, from_tty) */ /* OBSOLETE char *filename; */ /* OBSOLETE int from_tty; */ /* OBSOLETE { */ /* OBSOLETE int val; */ /* OBSOLETE int n; */ /* OBSOLETE struct stat st_exec; */ /* OBSOLETE */ /* OBSOLETE /* Eliminate all traces of old exec file. */ /* OBSOLETE Mark text segment as empty. *x/ */ /* OBSOLETE */ /* OBSOLETE if (execfile) */ /* OBSOLETE free (execfile); */ /* OBSOLETE execfile = 0; */ /* OBSOLETE data_start = 0; */ /* OBSOLETE data_end = 0; */ /* OBSOLETE text_start = 0; */ /* OBSOLETE text_end = 0; */ /* OBSOLETE exec_data_start = 0; */ /* OBSOLETE exec_data_end = 0; */ /* OBSOLETE if (execchan >= 0) */ /* OBSOLETE close (execchan); */ /* OBSOLETE execchan = -1; */ /* OBSOLETE */ /* OBSOLETE n_exec = 0; */ /* OBSOLETE */ /* OBSOLETE /* Now open and digest the file the user requested, if any. *x/ */ /* OBSOLETE */ /* OBSOLETE if (filename) */ /* OBSOLETE { */ /* OBSOLETE filename = tilde_expand (filename); */ /* OBSOLETE make_cleanup (free, filename); */ /* OBSOLETE */ /* OBSOLETE execchan = openp (getenv ("PATH"), 1, filename, O_RDONLY, 0, */ /* OBSOLETE &execfile); */ /* OBSOLETE if (execchan < 0) */ /* OBSOLETE perror_with_name (filename); */ /* OBSOLETE */ /* OBSOLETE if (myread (execchan, &filehdr, sizeof filehdr) < 0) */ /* OBSOLETE perror_with_name (filename); */ /* OBSOLETE */ /* OBSOLETE if (! IS_SOFF_MAGIC (filehdr.h_magic)) */ /* OBSOLETE error ("%s: not an executable file.", filename); */ /* OBSOLETE */ /* OBSOLETE if (myread (execchan, &opthdr, filehdr.h_opthdr) <= 0) */ /* OBSOLETE perror_with_name (filename); */ /* OBSOLETE */ /* OBSOLETE /* Read through the section headers. */ /* OBSOLETE For text, data, etc, record an entry in the exec file map. */ /* OBSOLETE Record text_start and text_end. *x/ */ /* OBSOLETE */ /* OBSOLETE lseek (execchan, (long) filehdr.h_scnptr, 0); */ /* OBSOLETE */ /* OBSOLETE for (n = 0; n < filehdr.h_nscns; n++) */ /* OBSOLETE { */ /* OBSOLETE if (myread (execchan, &scnhdr, sizeof scnhdr) < 0) */ /* OBSOLETE perror_with_name (filename); */ /* OBSOLETE */ /* OBSOLETE if ((scnhdr.s_flags & S_TYPMASK) >= S_TEXT */ /* OBSOLETE && (scnhdr.s_flags & S_TYPMASK) <= S_COMON) */ /* OBSOLETE { */ /* OBSOLETE exec_map[n_exec].mem_addr = scnhdr.s_vaddr; */ /* OBSOLETE exec_map[n_exec].mem_end = scnhdr.s_vaddr + scnhdr.s_size; */ /* OBSOLETE exec_map[n_exec].file_addr = scnhdr.s_scnptr; */ /* OBSOLETE exec_map[n_exec].type = scnhdr.s_flags & S_TYPMASK; */ /* OBSOLETE n_exec++; */ /* OBSOLETE */ /* OBSOLETE if ((scnhdr.s_flags & S_TYPMASK) == S_TEXT) */ /* OBSOLETE { */ /* OBSOLETE text_start = scnhdr.s_vaddr; */ /* OBSOLETE text_end = scnhdr.s_vaddr + scnhdr.s_size; */ /* OBSOLETE } */ /* OBSOLETE } */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE fstat (execchan, &st_exec); */ /* OBSOLETE exec_mtime = st_exec.st_mtime; */ /* OBSOLETE */ /* OBSOLETE validate_files (); */ /* OBSOLETE } */ /* OBSOLETE else if (from_tty) */ /* OBSOLETE printf_filtered ("No executable file now.\n"); */ /* OBSOLETE */ /* OBSOLETE /* Tell display code (if any) about the changed file name. *x/ */ /* OBSOLETE if (exec_file_display_hook) */ /* OBSOLETE (*exec_file_display_hook) (filename); */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE #if 0 */ /* OBSOLETE /* Read data from SOFF exec or core file. */ /* OBSOLETE Return 0 on success, EIO if address out of bounds. *x/ */ /* OBSOLETE */ /* OBSOLETE int */ /* OBSOLETE xfer_core_file (memaddr, myaddr, len) */ /* OBSOLETE CORE_ADDR memaddr; */ /* OBSOLETE char *myaddr; */ /* OBSOLETE int len; */ /* OBSOLETE { */ /* OBSOLETE register int i; */ /* OBSOLETE register int n; */ /* OBSOLETE register int val; */ /* OBSOLETE int xferchan; */ /* OBSOLETE char **xferfile; */ /* OBSOLETE int fileptr; */ /* OBSOLETE int returnval = 0; */ /* OBSOLETE */ /* OBSOLETE while (len > 0) */ /* OBSOLETE { */ /* OBSOLETE xferfile = 0; */ /* OBSOLETE xferchan = 0; */ /* OBSOLETE */ /* OBSOLETE /* Determine which file the next bunch of addresses reside in, */ /* OBSOLETE and where in the file. Set the file's read/write pointer */ /* OBSOLETE to point at the proper place for the desired address */ /* OBSOLETE and set xferfile and xferchan for the correct file. */ /* OBSOLETE If desired address is nonexistent, leave them zero. */ /* OBSOLETE i is set to the number of bytes that can be handled */ /* OBSOLETE along with the next address. *x/ */ /* OBSOLETE */ /* OBSOLETE i = len; */ /* OBSOLETE */ /* OBSOLETE for (n = 0; n < n_core; n++) */ /* OBSOLETE { */ /* OBSOLETE if (memaddr >= core_map[n].mem_addr && memaddr < core_map[n].mem_end */ /* OBSOLETE && (core_map[n].thread == -1 */ /* OBSOLETE || core_map[n].thread == inferior_thread)) */ /* OBSOLETE { */ /* OBSOLETE i = min (len, core_map[n].mem_end - memaddr); */ /* OBSOLETE fileptr = core_map[n].file_addr + memaddr - core_map[n].mem_addr; */ /* OBSOLETE if (core_map[n].file_addr) */ /* OBSOLETE { */ /* OBSOLETE xferfile = &corefile; */ /* OBSOLETE xferchan = corechan; */ /* OBSOLETE } */ /* OBSOLETE break; */ /* OBSOLETE } */ /* OBSOLETE else if (core_map[n].mem_addr >= memaddr */ /* OBSOLETE && core_map[n].mem_addr < memaddr + i) */ /* OBSOLETE i = core_map[n].mem_addr - memaddr; */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE if (!xferfile) */ /* OBSOLETE for (n = 0; n < n_exec; n++) */ /* OBSOLETE { */ /* OBSOLETE if (memaddr >= exec_map[n].mem_addr */ /* OBSOLETE && memaddr < exec_map[n].mem_end) */ /* OBSOLETE { */ /* OBSOLETE i = min (len, exec_map[n].mem_end - memaddr); */ /* OBSOLETE fileptr = exec_map[n].file_addr + memaddr */ /* OBSOLETE - exec_map[n].mem_addr; */ /* OBSOLETE if (exec_map[n].file_addr) */ /* OBSOLETE { */ /* OBSOLETE xferfile = &execfile; */ /* OBSOLETE xferchan = execchan; */ /* OBSOLETE } */ /* OBSOLETE break; */ /* OBSOLETE } */ /* OBSOLETE else if (exec_map[n].mem_addr >= memaddr */ /* OBSOLETE && exec_map[n].mem_addr < memaddr + i) */ /* OBSOLETE i = exec_map[n].mem_addr - memaddr; */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE /* Now we know which file to use. */ /* OBSOLETE Set up its pointer and transfer the data. *x/ */ /* OBSOLETE if (xferfile) */ /* OBSOLETE { */ /* OBSOLETE if (*xferfile == 0) */ /* OBSOLETE if (xferfile == &execfile) */ /* OBSOLETE error ("No program file to examine."); */ /* OBSOLETE else */ /* OBSOLETE error ("No core dump file or running program to examine."); */ /* OBSOLETE val = lseek (xferchan, fileptr, 0); */ /* OBSOLETE if (val < 0) */ /* OBSOLETE perror_with_name (*xferfile); */ /* OBSOLETE val = myread (xferchan, myaddr, i); */ /* OBSOLETE if (val < 0) */ /* OBSOLETE perror_with_name (*xferfile); */ /* OBSOLETE } */ /* OBSOLETE /* If this address is for nonexistent memory, */ /* OBSOLETE read zeros if reading, or do nothing if writing. *x/ */ /* OBSOLETE else */ /* OBSOLETE { */ /* OBSOLETE memset (myaddr, '\0', i); */ /* OBSOLETE returnval = EIO; */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE memaddr += i; */ /* OBSOLETE myaddr += i; */ /* OBSOLETE len -= i; */ /* OBSOLETE } */ /* OBSOLETE return returnval; */ /* OBSOLETE } */ /* OBSOLETE #endif */ /* OBSOLETE */ /* OBSOLETE /* Here from info files command to print an address map. *x/ */ /* OBSOLETE */ /* OBSOLETE print_maps () */ /* OBSOLETE { */ /* OBSOLETE struct pmap ptrs[200]; */ /* OBSOLETE int n; */ /* OBSOLETE */ /* OBSOLETE /* ID strings for core and executable file sections *x/ */ /* OBSOLETE */ /* OBSOLETE static char *idstr[] = */ /* OBSOLETE { */ /* OBSOLETE "0", "text", "data", "tdata", "bss", "tbss", */ /* OBSOLETE "common", "ttext", "ctx", "tctx", "10", "11", "12", */ /* OBSOLETE }; */ /* OBSOLETE */ /* OBSOLETE for (n = 0; n < n_core; n++) */ /* OBSOLETE { */ /* OBSOLETE core_map[n].which = 0; */ /* OBSOLETE ptrs[n] = core_map[n]; */ /* OBSOLETE } */ /* OBSOLETE for (n = 0; n < n_exec; n++) */ /* OBSOLETE { */ /* OBSOLETE exec_map[n].which = 1; */ /* OBSOLETE ptrs[n_core+n] = exec_map[n]; */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE qsort (ptrs, n_core + n_exec, sizeof *ptrs, ptr_cmp); */ /* OBSOLETE */ /* OBSOLETE for (n = 0; n < n_core + n_exec; n++) */ /* OBSOLETE { */ /* OBSOLETE struct pmap *p = &ptrs[n]; */ /* OBSOLETE if (n > 0) */ /* OBSOLETE { */ /* OBSOLETE if (p->mem_addr < ptrs[n-1].mem_end) */ /* OBSOLETE p->mem_addr = ptrs[n-1].mem_end; */ /* OBSOLETE if (p->mem_addr >= p->mem_end) */ /* OBSOLETE continue; */ /* OBSOLETE } */ /* OBSOLETE printf_filtered ("%08x .. %08x %-6s %s\n", */ /* OBSOLETE p->mem_addr, p->mem_end, idstr[p->type], */ /* OBSOLETE p->which ? execfile : corefile); */ /* OBSOLETE } */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE /* Compare routine to put file sections in order. */ /* OBSOLETE Sort into increasing order on address, and put core file sections */ /* OBSOLETE before exec file sections if both files contain the same addresses. *x/ */ /* OBSOLETE */ /* OBSOLETE static ptr_cmp (a, b) */ /* OBSOLETE struct pmap *a, *b; */ /* OBSOLETE { */ /* OBSOLETE if (a->mem_addr != b->mem_addr) return a->mem_addr - b->mem_addr; */ /* OBSOLETE return a->which - b->which; */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE /* Trapped internal variables are used to handle special registers. */ /* OBSOLETE A trapped i.v. calls a hook here every time it is dereferenced, */ /* OBSOLETE to provide a new value for the variable, and it calls a hook here */ /* OBSOLETE when a new value is assigned, to do something with the value. */ /* OBSOLETE */ /* OBSOLETE The vector registers are $vl, $vs, $vm, $vN, $VN (N in 0..7). */ /* OBSOLETE The communication registers are $cN, $CN (N in 0..63). */ /* OBSOLETE They not handled as regular registers because it's expensive to */ /* OBSOLETE read them, and their size varies, and they have too many names. *x/ */ /* OBSOLETE */ /* OBSOLETE */ /* OBSOLETE /* Return 1 if NAME is a trapped internal variable, else 0. *x/ */ /* OBSOLETE */ /* OBSOLETE int */ /* OBSOLETE is_trapped_internalvar (name) */ /* OBSOLETE char *name; */ /* OBSOLETE { */ /* OBSOLETE if ((name[0] == 'c' || name[0] == 'C') */ /* OBSOLETE && name[1] >= '0' && name[1] <= '9' */ /* OBSOLETE && (name[2] == '\0' */ /* OBSOLETE || (name[2] >= '0' && name[2] <= '9' */ /* OBSOLETE && name[3] == '\0' && name[1] != '0')) */ /* OBSOLETE && atoi (&name[1]) < 64) return 1; */ /* OBSOLETE */ /* OBSOLETE if ((name[0] == 'v' || name[0] == 'V') */ /* OBSOLETE && (((name[1] & -8) == '0' && name[2] == '\0') */ /* OBSOLETE || STREQ (name, "vl") */ /* OBSOLETE || STREQ (name, "vs") */ /* OBSOLETE || STREQ (name, "vm"))) */ /* OBSOLETE return 1; */ /* OBSOLETE else return 0; */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE /* Return the value of trapped internal variable VAR *x/ */ /* OBSOLETE */ /* OBSOLETE value */ /* OBSOLETE value_of_trapped_internalvar (var) */ /* OBSOLETE struct internalvar *var; */ /* OBSOLETE { */ /* OBSOLETE char *name = var->name; */ /* OBSOLETE value val; */ /* OBSOLETE struct type *type; */ /* OBSOLETE struct type *range_type; */ /* OBSOLETE long len = *read_vector_register (VL_REGNUM); */ /* OBSOLETE if (len <= 0 || len > 128) len = 128; */ /* OBSOLETE */ /* OBSOLETE if (STREQ (name, "vl")) */ /* OBSOLETE { */ /* OBSOLETE val = value_from_longest (builtin_type_int, */ /* OBSOLETE (LONGEST) *read_vector_register_1 (VL_REGNUM)); */ /* OBSOLETE } */ /* OBSOLETE else if (STREQ (name, "vs")) */ /* OBSOLETE { */ /* OBSOLETE val = value_from_longest (builtin_type_int, */ /* OBSOLETE (LONGEST) *read_vector_register_1 (VS_REGNUM)); */ /* OBSOLETE } */ /* OBSOLETE else if (STREQ (name, "vm")) */ /* OBSOLETE { */ /* OBSOLETE long vm[4]; */ /* OBSOLETE long i, *p; */ /* OBSOLETE memcpy (vm, read_vector_register_1 (VM_REGNUM), sizeof vm); */ /* OBSOLETE range_type = */ /* OBSOLETE create_range_type ((struct type *) NULL, builtin_type_int, 0, len - 1); */ /* OBSOLETE type = */ /* OBSOLETE create_array_type ((struct type *) NULL, builtin_type_int, range_type); */ /* OBSOLETE val = allocate_value (type); */ /* OBSOLETE p = (long *) VALUE_CONTENTS (val); */ /* OBSOLETE for (i = 0; i < len; i++) */ /* OBSOLETE *p++ = !! (vm[3 - (i >> 5)] & (1 << (i & 037))); */ /* OBSOLETE } */ /* OBSOLETE else if (name[0] == 'V') */ /* OBSOLETE { */ /* OBSOLETE range_type = */ /* OBSOLETE create_range_type ((struct type *) NULL, builtin_type_int 0, len - 1); */ /* OBSOLETE type = */ /* OBSOLETE create_array_type ((struct type *) NULL, builtin_type_long_long, */ /* OBSOLETE range_type); */ /* OBSOLETE val = allocate_value (type); */ /* OBSOLETE memcpy (VALUE_CONTENTS (val), */ /* OBSOLETE read_vector_register_1 (name[1] - '0'), */ /* OBSOLETE TYPE_LENGTH (type)); */ /* OBSOLETE } */ /* OBSOLETE else if (name[0] == 'v') */ /* OBSOLETE { */ /* OBSOLETE long *p1, *p2; */ /* OBSOLETE range_type = */ /* OBSOLETE create_range_type ((struct type *) NULL, builtin_type_int 0, len - 1); */ /* OBSOLETE type = */ /* OBSOLETE create_array_type ((struct type *) NULL, builtin_type_long, */ /* OBSOLETE range_type); */ /* OBSOLETE val = allocate_value (type); */ /* OBSOLETE p1 = read_vector_register_1 (name[1] - '0'); */ /* OBSOLETE p2 = (long *) VALUE_CONTENTS (val); */ /* OBSOLETE while (--len >= 0) {p1++; *p2++ = *p1++;} */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE else if (name[0] == 'c') */ /* OBSOLETE val = value_from_longest (builtin_type_int, */ /* OBSOLETE read_comm_register (atoi (&name[1]))); */ /* OBSOLETE else if (name[0] == 'C') */ /* OBSOLETE val = value_from_longest (builtin_type_long_long, */ /* OBSOLETE read_comm_register (atoi (&name[1]))); */ /* OBSOLETE */ /* OBSOLETE VALUE_LVAL (val) = lval_internalvar; */ /* OBSOLETE VALUE_INTERNALVAR (val) = var; */ /* OBSOLETE return val; */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE /* Handle a new value assigned to a trapped internal variable *x/ */ /* OBSOLETE */ /* OBSOLETE void */ /* OBSOLETE set_trapped_internalvar (var, val, bitpos, bitsize, offset) */ /* OBSOLETE struct internalvar *var; */ /* OBSOLETE value val; */ /* OBSOLETE int bitpos, bitsize, offset; */ /* OBSOLETE { */ /* OBSOLETE char *name = var->name; */ /* OBSOLETE long long newval = value_as_long (val); */ /* OBSOLETE */ /* OBSOLETE if (STREQ (name, "vl")) */ /* OBSOLETE write_vector_register (VL_REGNUM, 0, newval); */ /* OBSOLETE else if (STREQ (name, "vs")) */ /* OBSOLETE write_vector_register (VS_REGNUM, 0, newval); */ /* OBSOLETE else if (name[0] == 'c' || name[0] == 'C') */ /* OBSOLETE write_comm_register (atoi (&name[1]), newval); */ /* OBSOLETE else if (STREQ (name, "vm")) */ /* OBSOLETE error ("can't assign to $vm"); */ /* OBSOLETE else */ /* OBSOLETE { */ /* OBSOLETE offset /= bitsize / 8; */ /* OBSOLETE write_vector_register (name[1] - '0', offset, newval); */ /* OBSOLETE } */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE /* Print an integer value when no format was specified. gdb normally */ /* OBSOLETE prints these values in decimal, but the the leading 0x80000000 of */ /* OBSOLETE pointers produces intolerable 10-digit negative numbers. */ /* OBSOLETE If it looks like an address, print it in hex instead. *x/ */ /* OBSOLETE */ /* OBSOLETE decout (stream, type, val) */ /* OBSOLETE struct ui_file *stream; */ /* OBSOLETE struct type *type; */ /* OBSOLETE LONGEST val; */ /* OBSOLETE { */ /* OBSOLETE long lv = val; */ /* OBSOLETE */ /* OBSOLETE switch (output_radix) */ /* OBSOLETE { */ /* OBSOLETE case 0: */ /* OBSOLETE if ((lv == val || (unsigned) lv == val) */ /* OBSOLETE && ((lv & 0xf0000000) == 0x80000000 */ /* OBSOLETE || ((lv & 0xf0000000) == 0xf0000000 && lv < STACK_END_ADDR))) */ /* OBSOLETE { */ /* OBSOLETE print_longest (stream, "x", 0, val); */ /* OBSOLETE return; */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE case 10: */ /* OBSOLETE print_longest (stream, TYPE_UNSIGNED (type) ? "u" : "d", 0, val); */ /* OBSOLETE return; */ /* OBSOLETE */ /* OBSOLETE case 8: */ /* OBSOLETE print_longest (stream, "o", 0, val); */ /* OBSOLETE return; */ /* OBSOLETE */ /* OBSOLETE case 16: */ /* OBSOLETE print_longest (stream, "x", 0, val); */ /* OBSOLETE return; */ /* OBSOLETE } */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE /* Change the default output radix to 10 or 16, or set it to 0 (heuristic). */ /* OBSOLETE This command is mostly obsolete now that the print command allows */ /* OBSOLETE formats to apply to aggregates, but is still handy occasionally. *x/ */ /* OBSOLETE */ /* OBSOLETE static void */ /* OBSOLETE set_base_command (arg) */ /* OBSOLETE char *arg; */ /* OBSOLETE { */ /* OBSOLETE int new_radix; */ /* OBSOLETE */ /* OBSOLETE if (!arg) */ /* OBSOLETE output_radix = 0; */ /* OBSOLETE else */ /* OBSOLETE { */ /* OBSOLETE new_radix = atoi (arg); */ /* OBSOLETE if (new_radix != 10 && new_radix != 16 && new_radix != 8) */ /* OBSOLETE error ("base must be 8, 10 or 16, or null"); */ /* OBSOLETE else output_radix = new_radix; */ /* OBSOLETE } */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE /* Turn pipelining on or off in the inferior. *x/ */ /* OBSOLETE */ /* OBSOLETE static void */ /* OBSOLETE set_pipelining_command (arg) */ /* OBSOLETE char *arg; */ /* OBSOLETE { */ /* OBSOLETE if (!arg) */ /* OBSOLETE { */ /* OBSOLETE sequential = !sequential; */ /* OBSOLETE printf_filtered ("%s\n", sequential ? "off" : "on"); */ /* OBSOLETE } */ /* OBSOLETE else if (STREQ (arg, "on")) */ /* OBSOLETE sequential = 0; */ /* OBSOLETE else if (STREQ (arg, "off")) */ /* OBSOLETE sequential = 1; */ /* OBSOLETE else error ("valid args are `on', to allow instructions to overlap, or\n\ */ /* OBSOLETE `off', to prevent it and thereby pinpoint exceptions."); */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE /* Enable, disable, or force parallel execution in the inferior. *x/ */ /* OBSOLETE */ /* OBSOLETE static void */ /* OBSOLETE set_parallel_command (arg) */ /* OBSOLETE char *arg; */ /* OBSOLETE { */ /* OBSOLETE struct rlimit rl; */ /* OBSOLETE int prevparallel = parallel; */ /* OBSOLETE */ /* OBSOLETE if (!strncmp (arg, "fixed", strlen (arg))) */ /* OBSOLETE parallel = 2; */ /* OBSOLETE else if (STREQ (arg, "on")) */ /* OBSOLETE parallel = 1; */ /* OBSOLETE else if (STREQ (arg, "off")) */ /* OBSOLETE parallel = 0; */ /* OBSOLETE else error ("valid args are `on', to allow multiple threads, or\n\ */ /* OBSOLETE `fixed', to force multiple threads, or\n\ */ /* OBSOLETE `off', to run with one thread only."); */ /* OBSOLETE */ /* OBSOLETE if ((prevparallel == 0) != (parallel == 0) && inferior_pid) */ /* OBSOLETE printf_filtered ("will take effect at next run.\n"); */ /* OBSOLETE */ /* OBSOLETE getrlimit (RLIMIT_CONCUR, &rl); */ /* OBSOLETE rl.rlim_cur = parallel ? rl.rlim_max : 1; */ /* OBSOLETE setrlimit (RLIMIT_CONCUR, &rl); */ /* OBSOLETE */ /* OBSOLETE if (inferior_pid) */ /* OBSOLETE set_fixed_scheduling (inferior_pid, parallel == 2); */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE /* Add a new name for an existing command. *x/ */ /* OBSOLETE */ /* OBSOLETE static void */ /* OBSOLETE alias_command (arg) */ /* OBSOLETE char *arg; */ /* OBSOLETE { */ /* OBSOLETE static char *aliaserr = "usage is `alias NEW OLD', no args allowed"; */ /* OBSOLETE char *newname = arg; */ /* OBSOLETE struct cmd_list_element *new, *old; */ /* OBSOLETE */ /* OBSOLETE if (!arg) */ /* OBSOLETE error_no_arg ("newname oldname"); */ /* OBSOLETE */ /* OBSOLETE new = lookup_cmd (&arg, cmdlist, "", -1); */ /* OBSOLETE if (new && !strncmp (newname, new->name, strlen (new->name))) */ /* OBSOLETE { */ /* OBSOLETE newname = new->name; */ /* OBSOLETE if (!(*arg == '-' */ /* OBSOLETE || (*arg >= 'a' && *arg <= 'z') */ /* OBSOLETE || (*arg >= 'A' && *arg <= 'Z') */ /* OBSOLETE || (*arg >= '0' && *arg <= '9'))) */ /* OBSOLETE error (aliaserr); */ /* OBSOLETE } */ /* OBSOLETE else */ /* OBSOLETE { */ /* OBSOLETE arg = newname; */ /* OBSOLETE while (*arg == '-' */ /* OBSOLETE || (*arg >= 'a' && *arg <= 'z') */ /* OBSOLETE || (*arg >= 'A' && *arg <= 'Z') */ /* OBSOLETE || (*arg >= '0' && *arg <= '9')) */ /* OBSOLETE arg++; */ /* OBSOLETE if (*arg != ' ' && *arg != '\t') */ /* OBSOLETE error (aliaserr); */ /* OBSOLETE *arg = '\0'; */ /* OBSOLETE arg++; */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE old = lookup_cmd (&arg, cmdlist, "", 0); */ /* OBSOLETE */ /* OBSOLETE if (*arg != '\0') */ /* OBSOLETE error (aliaserr); */ /* OBSOLETE */ /* OBSOLETE if (new && !strncmp (newname, new->name, strlen (new->name))) */ /* OBSOLETE { */ /* OBSOLETE char *tem; */ /* OBSOLETE if (new->class == (int) class_user || new->class == (int) class_alias) */ /* OBSOLETE tem = "Redefine command \"%s\"? "; */ /* OBSOLETE else */ /* OBSOLETE tem = "Really redefine built-in command \"%s\"? "; */ /* OBSOLETE if (!query (tem, new->name)) */ /* OBSOLETE error ("Command \"%s\" not redefined.", new->name); */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE add_com (newname, class_alias, old->function, old->doc); */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE */ /* OBSOLETE */ /* OBSOLETE /* Print the current thread number, and any threads with signals in the */ /* OBSOLETE queue. *x/ */ /* OBSOLETE */ /* OBSOLETE thread_info () */ /* OBSOLETE { */ /* OBSOLETE struct threadpid *p; */ /* OBSOLETE */ /* OBSOLETE if (have_inferior_p ()) */ /* OBSOLETE { */ /* OBSOLETE ps.pi_buffer = (char *) &comm_registers; */ /* OBSOLETE ps.pi_nbytes = sizeof comm_registers; */ /* OBSOLETE ps.pi_offset = 0; */ /* OBSOLETE ps.pi_thread = inferior_thread; */ /* OBSOLETE ioctl (inferior_fd, PIXRDCREGS, &ps); */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE /* FIXME: stop_signal is from target.h but stop_sigcode is a */ /* OBSOLETE convex-specific thing. *x/ */ /* OBSOLETE printf_filtered ("Current thread %d stopped with signal %d.%d (%s).\n", */ /* OBSOLETE inferior_thread, stop_signal, stop_sigcode, */ /* OBSOLETE subsig_name (stop_signal, stop_sigcode)); */ /* OBSOLETE */ /* OBSOLETE for (p = signal_stack; p->pid; p--) */ /* OBSOLETE printf_filtered ("Thread %d stopped with signal %d.%d (%s).\n", */ /* OBSOLETE p->thread, p->signo, p->subsig, */ /* OBSOLETE subsig_name (p->signo, p->subsig)); */ /* OBSOLETE */ /* OBSOLETE if (iscrlbit (comm_registers.crctl.lbits.cc, 64+13)) */ /* OBSOLETE printf_filtered ("New thread start pc %#x\n", */ /* OBSOLETE (long) (comm_registers.crreg.pcpsw >> 32)); */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE /* Return string describing a signal.subcode number *x/ */ /* OBSOLETE */ /* OBSOLETE static char * */ /* OBSOLETE subsig_name (signo, subcode) */ /* OBSOLETE int signo, subcode; */ /* OBSOLETE { */ /* OBSOLETE static char *subsig4[] = { */ /* OBSOLETE "error exit", "privileged instruction", "unknown", */ /* OBSOLETE "unknown", "undefined opcode", */ /* OBSOLETE 0}; */ /* OBSOLETE static char *subsig5[] = {0, */ /* OBSOLETE "breakpoint", "single step", "fork trap", "exec trap", "pfork trap", */ /* OBSOLETE "join trap", "idle trap", "last thread", "wfork trap", */ /* OBSOLETE "process breakpoint", "trap instruction", */ /* OBSOLETE 0}; */ /* OBSOLETE static char *subsig8[] = {0, */ /* OBSOLETE "int overflow", "int divide check", "float overflow", */ /* OBSOLETE "float divide check", "float underflow", "reserved operand", */ /* OBSOLETE "sqrt error", "exp error", "ln error", "sin error", "cos error", */ /* OBSOLETE 0}; */ /* OBSOLETE static char *subsig10[] = {0, */ /* OBSOLETE "invalid inward ring address", "invalid outward ring call", */ /* OBSOLETE "invalid inward ring return", "invalid syscall gate", */ /* OBSOLETE "invalid rtn frame length", "invalid comm reg address", */ /* OBSOLETE "invalid trap gate", */ /* OBSOLETE 0}; */ /* OBSOLETE static char *subsig11[] = {0, */ /* OBSOLETE "read access denied", "write access denied", "execute access denied", */ /* OBSOLETE "segment descriptor fault", "page table fault", "data reference fault", */ /* OBSOLETE "i/o access denied", "levt pte invalid", */ /* OBSOLETE 0}; */ /* OBSOLETE */ /* OBSOLETE static char **subsig_list[] = */ /* OBSOLETE {0, 0, 0, 0, subsig4, subsig5, 0, 0, subsig8, 0, subsig10, subsig11, 0}; */ /* OBSOLETE */ /* OBSOLETE int i; */ /* OBSOLETE char *p; */ /* OBSOLETE */ /* OBSOLETE if ((p = strsignal (signo)) == NULL) */ /* OBSOLETE p = "unknown"; */ /* OBSOLETE if (signo >= (sizeof subsig_list / sizeof *subsig_list) */ /* OBSOLETE || !subsig_list[signo]) */ /* OBSOLETE return p; */ /* OBSOLETE for (i = 1; subsig_list[signo][i]; i++) */ /* OBSOLETE if (i == subcode) */ /* OBSOLETE return subsig_list[signo][subcode]; */ /* OBSOLETE return p; */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE */ /* OBSOLETE /* Print a compact display of thread status, essentially x/i $pc */ /* OBSOLETE for all active threads. *x/ */ /* OBSOLETE */ /* OBSOLETE static void */ /* OBSOLETE threadstat () */ /* OBSOLETE { */ /* OBSOLETE int t; */ /* OBSOLETE */ /* OBSOLETE for (t = 0; t < n_threads; t++) */ /* OBSOLETE if (thread_state[t] == PI_TALIVE) */ /* OBSOLETE { */ /* OBSOLETE printf_filtered ("%d%c %08x%c %d.%d ", t, */ /* OBSOLETE (t == inferior_thread ? '*' : ' '), thread_pc[t], */ /* OBSOLETE (thread_is_in_kernel[t] ? '#' : ' '), */ /* OBSOLETE thread_signal[t], thread_sigcode[t]); */ /* OBSOLETE print_insn (thread_pc[t], stdout); */ /* OBSOLETE printf_filtered ("\n"); */ /* OBSOLETE } */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE /* Change the current thread to ARG. *x/ */ /* OBSOLETE */ /* OBSOLETE set_thread_command (arg) */ /* OBSOLETE char *arg; */ /* OBSOLETE { */ /* OBSOLETE int thread; */ /* OBSOLETE */ /* OBSOLETE if (!arg) */ /* OBSOLETE { */ /* OBSOLETE threadstat (); */ /* OBSOLETE return; */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE thread = parse_and_eval_address (arg); */ /* OBSOLETE */ /* OBSOLETE if (thread < 0 || thread > n_threads || thread_state[thread] != PI_TALIVE) */ /* OBSOLETE error ("no such thread."); */ /* OBSOLETE */ /* OBSOLETE select_thread (thread); */ /* OBSOLETE */ /* OBSOLETE stop_pc = read_pc (); */ /* OBSOLETE flush_cached_frames (); */ /* OBSOLETE select_frame (get_current_frame (), 0); */ /* OBSOLETE print_stack_frame (selected_frame, selected_frame_level, -1); */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE /* Here on CONT command; gdb's dispatch address is changed to come here. */ /* OBSOLETE Set global variable ALL_CONTINUE to tell resume() that it should */ /* OBSOLETE start up all threads, and that a thread switch will not blow gdb's */ /* OBSOLETE mind. *x/ */ /* OBSOLETE */ /* OBSOLETE static void */ /* OBSOLETE convex_cont_command (proc_count_exp, from_tty) */ /* OBSOLETE char *proc_count_exp; */ /* OBSOLETE int from_tty; */ /* OBSOLETE { */ /* OBSOLETE all_continue = 1; */ /* OBSOLETE cont_command (proc_count_exp, from_tty); */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE /* Here on 1CONT command. Resume only the current thread. *x/ */ /* OBSOLETE */ /* OBSOLETE one_cont_command (proc_count_exp, from_tty) */ /* OBSOLETE char *proc_count_exp; */ /* OBSOLETE int from_tty; */ /* OBSOLETE { */ /* OBSOLETE cont_command (proc_count_exp, from_tty); */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE /* Print the contents and lock bits of all communication registers, */ /* OBSOLETE or just register ARG if ARG is a communication register, */ /* OBSOLETE or the 3-word resource structure in memory at address ARG. *x/ */ /* OBSOLETE */ /* OBSOLETE comm_registers_info (arg) */ /* OBSOLETE char *arg; */ /* OBSOLETE { */ /* OBSOLETE int i, regnum; */ /* OBSOLETE */ /* OBSOLETE if (arg) */ /* OBSOLETE { */ /* OBSOLETE if (sscanf (arg, "$c%d", ®num) == 1) { */ /* OBSOLETE ; */ /* OBSOLETE } else if (sscanf (arg, "$C%d", ®num) == 1) { */ /* OBSOLETE ; */ /* OBSOLETE } else { */ /* OBSOLETE regnum = parse_and_eval_address (arg); */ /* OBSOLETE if (regnum > 0) */ /* OBSOLETE regnum &= ~0x8000; */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE if (regnum >= 64) */ /* OBSOLETE error ("%s: invalid register name.", arg); */ /* OBSOLETE */ /* OBSOLETE /* if we got a (user) address, examine the resource struct there *x/ */ /* OBSOLETE */ /* OBSOLETE if (regnum < 0) */ /* OBSOLETE { */ /* OBSOLETE static int buf[3]; */ /* OBSOLETE read_memory (regnum, buf, sizeof buf); */ /* OBSOLETE printf_filtered ("%08x %08x%08x%s\n", regnum, buf[1], buf[2], */ /* OBSOLETE buf[0] & 0xff ? " locked" : ""); */ /* OBSOLETE return; */ /* OBSOLETE } */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE ps.pi_buffer = (char *) &comm_registers; */ /* OBSOLETE ps.pi_nbytes = sizeof comm_registers; */ /* OBSOLETE ps.pi_offset = 0; */ /* OBSOLETE ps.pi_thread = inferior_thread; */ /* OBSOLETE ioctl (inferior_fd, PIXRDCREGS, &ps); */ /* OBSOLETE */ /* OBSOLETE for (i = 0; i < 64; i++) */ /* OBSOLETE if (!arg || i == regnum) */ /* OBSOLETE printf_filtered ("%2d 0x8%03x %016llx%s\n", i, i, */ /* OBSOLETE comm_registers.crreg.r4[i], */ /* OBSOLETE (iscrlbit (comm_registers.crctl.lbits.cc, i) */ /* OBSOLETE ? " locked" : "")); */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE /* Print the psw *x/ */ /* OBSOLETE */ /* OBSOLETE static void */ /* OBSOLETE psw_info (arg) */ /* OBSOLETE char *arg; */ /* OBSOLETE { */ /* OBSOLETE struct pswbit */ /* OBSOLETE { */ /* OBSOLETE int bit; */ /* OBSOLETE int pos; */ /* OBSOLETE char *text; */ /* OBSOLETE }; */ /* OBSOLETE */ /* OBSOLETE static struct pswbit pswbit[] = */ /* OBSOLETE { */ /* OBSOLETE { 0x80000000, -1, "A carry" }, */ /* OBSOLETE { 0x40000000, -1, "A integer overflow" }, */ /* OBSOLETE { 0x20000000, -1, "A zero divide" }, */ /* OBSOLETE { 0x10000000, -1, "Integer overflow enable" }, */ /* OBSOLETE { 0x08000000, -1, "Trace" }, */ /* OBSOLETE { 0x06000000, 25, "Frame length" }, */ /* OBSOLETE { 0x01000000, -1, "Sequential" }, */ /* OBSOLETE { 0x00800000, -1, "S carry" }, */ /* OBSOLETE { 0x00400000, -1, "S integer overflow" }, */ /* OBSOLETE { 0x00200000, -1, "S zero divide" }, */ /* OBSOLETE { 0x00100000, -1, "Zero divide enable" }, */ /* OBSOLETE { 0x00080000, -1, "Floating underflow" }, */ /* OBSOLETE { 0x00040000, -1, "Floating overflow" }, */ /* OBSOLETE { 0x00020000, -1, "Floating reserved operand" }, */ /* OBSOLETE { 0x00010000, -1, "Floating zero divide" }, */ /* OBSOLETE { 0x00008000, -1, "Floating error enable" }, */ /* OBSOLETE { 0x00004000, -1, "Floating underflow enable" }, */ /* OBSOLETE { 0x00002000, -1, "IEEE" }, */ /* OBSOLETE { 0x00001000, -1, "Sequential stores" }, */ /* OBSOLETE { 0x00000800, -1, "Intrinsic error" }, */ /* OBSOLETE { 0x00000400, -1, "Intrinsic error enable" }, */ /* OBSOLETE { 0x00000200, -1, "Trace thread creates" }, */ /* OBSOLETE { 0x00000100, -1, "Thread init trap" }, */ /* OBSOLETE { 0x000000e0, 5, "Reserved" }, */ /* OBSOLETE { 0x0000001f, 0, "Intrinsic error code" }, */ /* OBSOLETE {0, 0, 0}, */ /* OBSOLETE }; */ /* OBSOLETE */ /* OBSOLETE long psw; */ /* OBSOLETE struct pswbit *p; */ /* OBSOLETE */ /* OBSOLETE if (arg) */ /* OBSOLETE psw = parse_and_eval_address (arg); */ /* OBSOLETE else */ /* OBSOLETE psw = read_register (PS_REGNUM); */ /* OBSOLETE */ /* OBSOLETE for (p = pswbit; p->bit; p++) */ /* OBSOLETE { */ /* OBSOLETE if (p->pos < 0) */ /* OBSOLETE printf_filtered ("%08x %s %s\n", p->bit, */ /* OBSOLETE (psw & p->bit) ? "yes" : "no ", p->text); */ /* OBSOLETE else */ /* OBSOLETE printf_filtered ("%08x %3d %s\n", p->bit, */ /* OBSOLETE (psw & p->bit) >> p->pos, p->text); */ /* OBSOLETE } */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE #include "symtab.h" */ /* OBSOLETE */ /* OBSOLETE /* reg (fmt_field, inst_field) -- */ /* OBSOLETE the {first,second,third} operand of instruction as fmt_field = [ijk] */ /* OBSOLETE gets the value of the field from the [ijk] position of the instruction *x/ */ /* OBSOLETE */ /* OBSOLETE #define reg(a,b) ((char (*)[3])(op[fmt->a]))[inst.f0.b] */ /* OBSOLETE */ /* OBSOLETE /* lit (fmt_field) -- field [ijk] is a literal (PSW, VL, eg) *x/ */ /* OBSOLETE */ /* OBSOLETE #define lit(i) op[fmt->i] */ /* OBSOLETE */ /* OBSOLETE /* aj[j] -- name for A register j *x/ */ /* OBSOLETE */ /* OBSOLETE #define aj ((char (*)[3])(op[A])) */ /* OBSOLETE */ /* OBSOLETE union inst { */ /* OBSOLETE struct { */ /* OBSOLETE unsigned : 7; */ /* OBSOLETE unsigned i : 3; */ /* OBSOLETE unsigned j : 3; */ /* OBSOLETE unsigned k : 3; */ /* OBSOLETE unsigned : 16; */ /* OBSOLETE unsigned : 32; */ /* OBSOLETE } f0; */ /* OBSOLETE struct { */ /* OBSOLETE unsigned : 8; */ /* OBSOLETE unsigned indir : 1; */ /* OBSOLETE unsigned len : 1; */ /* OBSOLETE unsigned j : 3; */ /* OBSOLETE unsigned k : 3; */ /* OBSOLETE unsigned : 16; */ /* OBSOLETE unsigned : 32; */ /* OBSOLETE } f1; */ /* OBSOLETE unsigned char byte[8]; */ /* OBSOLETE unsigned short half[4]; */ /* OBSOLETE char signed_byte[8]; */ /* OBSOLETE short signed_half[4]; */ /* OBSOLETE }; */ /* OBSOLETE */ /* OBSOLETE struct opform { */ /* OBSOLETE int mask; /* opcode mask *x/ */ /* OBSOLETE int shift; /* opcode align *x/ */ /* OBSOLETE struct formstr *formstr[3]; /* ST, E0, E1 *x/ */ /* OBSOLETE }; */ /* OBSOLETE */ /* OBSOLETE struct formstr { */ /* OBSOLETE unsigned lop:8, rop:5; /* opcode *x/ */ /* OBSOLETE unsigned fmt:5; /* inst format *x/ */ /* OBSOLETE unsigned i:5, j:5, k:2; /* operand formats *x/ */ /* OBSOLETE }; */ /* OBSOLETE */ /* OBSOLETE #include "opcode/convex.h" */ /* OBSOLETE */ /* OBSOLETE CONST unsigned char formdecode [] = { */ /* OBSOLETE 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, */ /* OBSOLETE 9,9,9,9,9,9,9,9,9,9,9,9,9,9,9,9, */ /* OBSOLETE 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, */ /* OBSOLETE 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, */ /* OBSOLETE 2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2, */ /* OBSOLETE 2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2, */ /* OBSOLETE 3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3, */ /* OBSOLETE 4,4,4,4,4,4,4,4,5,5,5,5,6,6,7,8, */ /* OBSOLETE 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, */ /* OBSOLETE 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, */ /* OBSOLETE 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, */ /* OBSOLETE 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, */ /* OBSOLETE 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, */ /* OBSOLETE 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, */ /* OBSOLETE 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, */ /* OBSOLETE 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, */ /* OBSOLETE }; */ /* OBSOLETE */ /* OBSOLETE CONST struct opform opdecode[] = { */ /* OBSOLETE 0x7e00, 9, format0, e0_format0, e1_format0, */ /* OBSOLETE 0x3f00, 8, format1, e0_format1, e1_format1, */ /* OBSOLETE 0x1fc0, 6, format2, e0_format2, e1_format2, */ /* OBSOLETE 0x0fc0, 6, format3, e0_format3, e1_format3, */ /* OBSOLETE 0x0700, 8, format4, e0_format4, e1_format4, */ /* OBSOLETE 0x03c0, 6, format5, e0_format5, e1_format5, */ /* OBSOLETE 0x01f8, 3, format6, e0_format6, e1_format6, */ /* OBSOLETE 0x00f8, 3, format7, e0_format7, e1_format7, */ /* OBSOLETE 0x0000, 0, formatx, formatx, formatx, */ /* OBSOLETE 0x0f80, 7, formatx, formatx, formatx, */ /* OBSOLETE 0x0f80, 7, formatx, formatx, formatx, */ /* OBSOLETE }; */ /* OBSOLETE */ /* OBSOLETE /* Print the instruction at address MEMADDR in debugged memory, */ /* OBSOLETE on STREAM. Returns length of the instruction, in bytes. *x/ */ /* OBSOLETE */ /* OBSOLETE int */ /* OBSOLETE convex_print_insn (memaddr, stream) */ /* OBSOLETE CORE_ADDR memaddr; */ /* OBSOLETE FILE *stream; */ /* OBSOLETE { */ /* OBSOLETE union inst inst; */ /* OBSOLETE struct formstr *fmt; */ /* OBSOLETE register int format, op1, pfx; */ /* OBSOLETE int l; */ /* OBSOLETE */ /* OBSOLETE read_memory (memaddr, &inst, sizeof inst); */ /* OBSOLETE */ /* OBSOLETE /* Remove and note prefix, if present *x/ */ /* OBSOLETE */ /* OBSOLETE pfx = inst.half[0]; */ /* OBSOLETE if ((pfx & 0xfff0) == 0x7ef0) */ /* OBSOLETE { */ /* OBSOLETE pfx = ((pfx >> 3) & 1) + 1; */ /* OBSOLETE *(long long *) &inst = *(long long *) &inst.half[1]; */ /* OBSOLETE } */ /* OBSOLETE else pfx = 0; */ /* OBSOLETE */ /* OBSOLETE /* Split opcode into format.op1 and look up in appropriate table *x/ */ /* OBSOLETE */ /* OBSOLETE format = formdecode[inst.byte[0]]; */ /* OBSOLETE op1 = (inst.half[0] & opdecode[format].mask) >> opdecode[format].shift; */ /* OBSOLETE if (format == 9) */ /* OBSOLETE { */ /* OBSOLETE if (pfx) */ /* OBSOLETE fmt = formatx; */ /* OBSOLETE else if (inst.f1.j == 0) */ /* OBSOLETE fmt = &format1a[op1]; */ /* OBSOLETE else if (inst.f1.j == 1) */ /* OBSOLETE fmt = &format1b[op1]; */ /* OBSOLETE else */ /* OBSOLETE fmt = formatx; */ /* OBSOLETE } */ /* OBSOLETE else */ /* OBSOLETE fmt = &opdecode[format].formstr[pfx][op1]; */ /* OBSOLETE */ /* OBSOLETE /* Print it *x/ */ /* OBSOLETE */ /* OBSOLETE if (fmt->fmt == xxx) */ /* OBSOLETE { */ /* OBSOLETE /* noninstruction *x/ */ /* OBSOLETE fprintf (stream, "0x%04x", pfx ? pfx : inst.half[0]); */ /* OBSOLETE return 2; */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE if (pfx) */ /* OBSOLETE pfx = 2; */ /* OBSOLETE */ /* OBSOLETE fprintf (stream, "%s%s%s", lop[fmt->lop], rop[fmt->rop], */ /* OBSOLETE &" "[strlen(lop[fmt->lop]) + strlen(rop[fmt->rop])]); */ /* OBSOLETE */ /* OBSOLETE switch (fmt->fmt) */ /* OBSOLETE { */ /* OBSOLETE case rrr: /* three register *x/ */ /* OBSOLETE fprintf (stream, "%s,%s,%s", reg(i,i), reg(j,j), reg(k,k)); */ /* OBSOLETE return pfx + 2; */ /* OBSOLETE */ /* OBSOLETE case rr: /* two register *x/ */ /* OBSOLETE fprintf (stream, "%s,%s", reg(i,j), reg(j,k)); */ /* OBSOLETE return pfx + 2; */ /* OBSOLETE */ /* OBSOLETE case rxr: /* two register, reversed i and j fields *x/ */ /* OBSOLETE fprintf (stream, "%s,%s", reg(i,k), reg(j,j)); */ /* OBSOLETE return pfx + 2; */ /* OBSOLETE */ /* OBSOLETE case r: /* one register *x/ */ /* OBSOLETE fprintf (stream, "%s", reg(i,k)); */ /* OBSOLETE return pfx + 2; */ /* OBSOLETE */ /* OBSOLETE case nops: /* no operands *x/ */ /* OBSOLETE return pfx + 2; */ /* OBSOLETE */ /* OBSOLETE case nr: /* short immediate, one register *x/ */ /* OBSOLETE fprintf (stream, "#%d,%s", inst.f0.j, reg(i,k)); */ /* OBSOLETE return pfx + 2; */ /* OBSOLETE */ /* OBSOLETE case pcrel: /* pc relative *x/ */ /* OBSOLETE print_address (memaddr + 2 * inst.signed_byte[1], stream); */ /* OBSOLETE return pfx + 2; */ /* OBSOLETE */ /* OBSOLETE case lr: /* literal, one register *x/ */ /* OBSOLETE fprintf (stream, "%s,%s", lit(i), reg(j,k)); */ /* OBSOLETE return pfx + 2; */ /* OBSOLETE */ /* OBSOLETE case rxl: /* one register, literal *x/ */ /* OBSOLETE fprintf (stream, "%s,%s", reg(i,k), lit(j)); */ /* OBSOLETE return pfx + 2; */ /* OBSOLETE */ /* OBSOLETE case rlr: /* register, literal, register *x/ */ /* OBSOLETE fprintf (stream, "%s,%s,%s", reg(i,j), lit(j), reg(k,k)); */ /* OBSOLETE return pfx + 2; */ /* OBSOLETE */ /* OBSOLETE case rrl: /* register, register, literal *x/ */ /* OBSOLETE fprintf (stream, "%s,%s,%s", reg(i,j), reg(j,k), lit(k)); */ /* OBSOLETE return pfx + 2; */ /* OBSOLETE */ /* OBSOLETE case iml: /* immediate, literal *x/ */ /* OBSOLETE if (inst.f1.len) */ /* OBSOLETE { */ /* OBSOLETE fprintf (stream, "#%#x,%s", */ /* OBSOLETE (inst.signed_half[1] << 16) + inst.half[2], lit(i)); */ /* OBSOLETE return pfx + 6; */ /* OBSOLETE } */ /* OBSOLETE else */ /* OBSOLETE { */ /* OBSOLETE fprintf (stream, "#%d,%s", inst.signed_half[1], lit(i)); */ /* OBSOLETE return pfx + 4; */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE case imr: /* immediate, register *x/ */ /* OBSOLETE if (inst.f1.len) */ /* OBSOLETE { */ /* OBSOLETE fprintf (stream, "#%#x,%s", */ /* OBSOLETE (inst.signed_half[1] << 16) + inst.half[2], reg(i,k)); */ /* OBSOLETE return pfx + 6; */ /* OBSOLETE } */ /* OBSOLETE else */ /* OBSOLETE { */ /* OBSOLETE fprintf (stream, "#%d,%s", inst.signed_half[1], reg(i,k)); */ /* OBSOLETE return pfx + 4; */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE case a1r: /* memory, register *x/ */ /* OBSOLETE l = print_effa (inst, stream); */ /* OBSOLETE fprintf (stream, ",%s", reg(i,k)); */ /* OBSOLETE return pfx + l; */ /* OBSOLETE */ /* OBSOLETE case a1l: /* memory, literal *x/ */ /* OBSOLETE l = print_effa (inst, stream); */ /* OBSOLETE fprintf (stream, ",%s", lit(i)); */ /* OBSOLETE return pfx + l; */ /* OBSOLETE */ /* OBSOLETE case a2r: /* register, memory *x/ */ /* OBSOLETE fprintf (stream, "%s,", reg(i,k)); */ /* OBSOLETE return pfx + print_effa (inst, stream); */ /* OBSOLETE */ /* OBSOLETE case a2l: /* literal, memory *x/ */ /* OBSOLETE fprintf (stream, "%s,", lit(i)); */ /* OBSOLETE return pfx + print_effa (inst, stream); */ /* OBSOLETE */ /* OBSOLETE case a3: /* memory *x/ */ /* OBSOLETE return pfx + print_effa (inst, stream); */ /* OBSOLETE */ /* OBSOLETE case a4: /* system call *x/ */ /* OBSOLETE l = 29; goto a4a5; */ /* OBSOLETE case a5: /* trap *x/ */ /* OBSOLETE l = 27; */ /* OBSOLETE a4a5: */ /* OBSOLETE if (inst.f1.len) */ /* OBSOLETE { */ /* OBSOLETE unsigned int m = (inst.signed_half[1] << 16) + inst.half[2]; */ /* OBSOLETE fprintf (stream, "#%d,#%d", m >> l, m & (-1 >> (32-l))); */ /* OBSOLETE return pfx + 6; */ /* OBSOLETE } */ /* OBSOLETE else */ /* OBSOLETE { */ /* OBSOLETE unsigned int m = inst.signed_half[1]; */ /* OBSOLETE fprintf (stream, "#%d,#%d", m >> l, m & (-1 >> (32-l))); */ /* OBSOLETE return pfx + 4; */ /* OBSOLETE } */ /* OBSOLETE } */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE */ /* OBSOLETE /* print effective address @nnn(aj), return instruction length *x/ */ /* OBSOLETE */ /* OBSOLETE int print_effa (inst, stream) */ /* OBSOLETE union inst inst; */ /* OBSOLETE FILE *stream; */ /* OBSOLETE { */ /* OBSOLETE int n, l; */ /* OBSOLETE */ /* OBSOLETE if (inst.f1.len) */ /* OBSOLETE { */ /* OBSOLETE n = (inst.signed_half[1] << 16) + inst.half[2]; */ /* OBSOLETE l = 6; */ /* OBSOLETE } */ /* OBSOLETE else */ /* OBSOLETE { */ /* OBSOLETE n = inst.signed_half[1]; */ /* OBSOLETE l = 4; */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE if (inst.f1.indir) */ /* OBSOLETE printf ("@"); */ /* OBSOLETE */ /* OBSOLETE if (!inst.f1.j) */ /* OBSOLETE { */ /* OBSOLETE print_address (n, stream); */ /* OBSOLETE return l; */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE fprintf (stream, (n & 0xf0000000) == 0x80000000 ? "%#x(%s)" : "%d(%s)", */ /* OBSOLETE n, aj[inst.f1.j]); */ /* OBSOLETE */ /* OBSOLETE return l; */ /* OBSOLETE } */ /* OBSOLETE */ /* OBSOLETE */ /* OBSOLETE void */ /* OBSOLETE _initialize_convex_dep () */ /* OBSOLETE { */ /* OBSOLETE add_com ("alias", class_support, alias_command, */ /* OBSOLETE "Add a new name for an existing command."); */ /* OBSOLETE */ /* OBSOLETE add_cmd ("base", class_vars, set_base_command, */ /* OBSOLETE "Change the integer output radix to 8, 10 or 16\n\ */ /* OBSOLETE or use just `set base' with no args to return to the ad-hoc default,\n\ */ /* OBSOLETE which is 16 for integers that look like addresses, 10 otherwise.", */ /* OBSOLETE &setlist); */ /* OBSOLETE */ /* OBSOLETE add_cmd ("pipeline", class_run, set_pipelining_command, */ /* OBSOLETE "Enable or disable overlapped execution of instructions.\n\ */ /* OBSOLETE With `set pipe off', exceptions are reported with\n\ */ /* OBSOLETE $pc pointing at the instruction after the faulting one.\n\ */ /* OBSOLETE The default is `set pipe on', which runs faster.", */ /* OBSOLETE &setlist); */ /* OBSOLETE */ /* OBSOLETE add_cmd ("parallel", class_run, set_parallel_command, */ /* OBSOLETE "Enable or disable multi-threaded execution of parallel code.\n\ */ /* OBSOLETE `set parallel off' means run the program on a single CPU.\n\ */ /* OBSOLETE `set parallel fixed' means run the program with all CPUs assigned to it.\n\ */ /* OBSOLETE `set parallel on' means run the program on any CPUs that are available.", */ /* OBSOLETE &setlist); */ /* OBSOLETE */ /* OBSOLETE add_com ("1cont", class_run, one_cont_command, */ /* OBSOLETE "Continue the program, activating only the current thread.\n\ */ /* OBSOLETE Args are the same as the `cont' command."); */ /* OBSOLETE */ /* OBSOLETE add_com ("thread", class_run, set_thread_command, */ /* OBSOLETE "Change the current thread, the one under scrutiny and control.\n\ */ /* OBSOLETE With no arg, show the active threads, the current one marked with *."); */ /* OBSOLETE */ /* OBSOLETE add_info ("threads", thread_info, */ /* OBSOLETE "List status of active threads."); */ /* OBSOLETE */ /* OBSOLETE add_info ("comm-registers", comm_registers_info, */ /* OBSOLETE "List communication registers and their contents.\n\ */ /* OBSOLETE A communication register name as argument means describe only that register.\n\ */ /* OBSOLETE An address as argument means describe the resource structure at that address.\n\ */ /* OBSOLETE `Locked' means that the register has been sent to but not yet received from."); */ /* OBSOLETE */ /* OBSOLETE add_info ("psw", psw_info, */ /* OBSOLETE "Display $ps, the processor status word, bit by bit.\n\ */ /* OBSOLETE An argument means display that value's interpretation as a psw."); */ /* OBSOLETE */ /* OBSOLETE add_cmd ("convex", no_class, 0, "Convex-specific commands.\n\ */ /* OBSOLETE 32-bit registers $pc $ps $sp $ap $fp $a1-5 $s0-7 $v0-7 $vl $vs $vm $c0-63\n\ */ /* OBSOLETE 64-bit registers $S0-7 $V0-7 $C0-63\n\ */ /* OBSOLETE \n\ */ /* OBSOLETE info threads display info on stopped threads waiting to signal\n\ */ /* OBSOLETE thread display list of active threads\n\ */ /* OBSOLETE thread N select thread N (its registers, stack, memory, etc.)\n\ */ /* OBSOLETE step, next, etc step selected thread only\n\ */ /* OBSOLETE 1cont continue selected thread only\n\ */ /* OBSOLETE cont continue all threads\n\ */ /* OBSOLETE info comm-registers display contents of comm register(s) or a resource struct\n\ */ /* OBSOLETE info psw display processor status word $ps\n\ */ /* OBSOLETE set base N change integer radix used by `print' without a format\n\ */ /* OBSOLETE set pipeline off exceptions are precise, $pc points after the faulting insn\n\ */ /* OBSOLETE set pipeline on normal mode, $pc is somewhere ahead of faulting insn\n\ */ /* OBSOLETE set parallel off program runs on a single CPU\n\ */ /* OBSOLETE set parallel fixed all CPUs are assigned to the program\n\ */ /* OBSOLETE set parallel on normal mode, parallel execution on random available CPUs\n\ */ /* OBSOLETE ", */ /* OBSOLETE &cmdlist); */ /* OBSOLETE */ /* OBSOLETE } */
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