gdb/config/convex/tm-convex.h

   1 /* OBSOLETE /* Definitions to make GDB run on Convex Unix (4bsd) */
   2 /* OBSOLETE    Copyright 1989, 1991, 1993 Free Software Foundation, Inc. */
   3 /* OBSOLETE  */
   4 /* OBSOLETE This file is part of GDB. */
   5 /* OBSOLETE  */
   6 /* OBSOLETE This program is free software; you can redistribute it and/or modify */
   7 /* OBSOLETE it under the terms of the GNU General Public License as published by */
   8 /* OBSOLETE the Free Software Foundation; either version 2 of the License, or */
   9 /* OBSOLETE (at your option) any later version. */
  10 /* OBSOLETE  */
  11 /* OBSOLETE This program is distributed in the hope that it will be useful, */
  12 /* OBSOLETE but WITHOUT ANY WARRANTY; without even the implied warranty of */
  13 /* OBSOLETE MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the */
  14 /* OBSOLETE GNU General Public License for more details. */
  15 /* OBSOLETE  */
  16 /* OBSOLETE You should have received a copy of the GNU General Public License */
  17 /* OBSOLETE along with this program; if not, write to the Free Software */
  18 /* OBSOLETE Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  *x/ */
  19 /* OBSOLETE  */
  20 /* OBSOLETE #define TARGET_BYTE_ORDER BIG_ENDIAN */
  21 /* OBSOLETE  */
  22 /* OBSOLETE /* There is come problem with the debugging symbols generated by the */
  23 /* OBSOLETE    compiler such that the debugging symbol for the first line of a */
  24 /* OBSOLETE    function overlap with the function prologue.  *x/ */
  25 /* OBSOLETE #define PROLOGUE_FIRSTLINE_OVERLAP */
  26 /* OBSOLETE  */
  27 /* OBSOLETE /* When convex pcc says CHAR or SHORT, it provides the correct address.  *x/ */
  28 /* OBSOLETE  */
  29 /* OBSOLETE #define BELIEVE_PCC_PROMOTION 1 */
  30 /* OBSOLETE  */
  31 /* OBSOLETE /* Symbol types to ignore.  *x/ */
  32 /* OBSOLETE /* 0xc4 is N_MONPT.  Use the numeric value for the benefit of people */
  33 /* OBSOLETE    with (rather) old OS's.  *x/ */
  34 /* OBSOLETE #define IGNORE_SYMBOL(TYPE) \ */
  35 /* OBSOLETE     (((TYPE) & ~N_EXT) == N_TBSS       \ */
  36 /* OBSOLETE      || ((TYPE) & ~N_EXT) == N_TDATA   \ */
  37 /* OBSOLETE      || ((TYPE) & ~N_EXT) == 0xc4) */
  38 /* OBSOLETE  */
  39 /* OBSOLETE /* Offset from address of function to start of its code. */
  40 /* OBSOLETE    Zero on most machines.  *x/ */
  41 /* OBSOLETE  */
  42 /* OBSOLETE #define FUNCTION_START_OFFSET 0 */
  43 /* OBSOLETE  */
  44 /* OBSOLETE /* Advance PC across any function entry prologue instructions */
  45 /* OBSOLETE    to reach some "real" code. */
  46 /* OBSOLETE    Convex prolog is: */
  47 /* OBSOLETE        [sub.w #-,sp]                in one of 3 possible sizes */
  48 /* OBSOLETE        [mov psw,-           fc/vc main program prolog */
  49 /* OBSOLETE         and #-,-              (skip it because the "mov psw" saves the */
  50 /* OBSOLETE     mov -,psw]                 T bit, so continue gets a surprise trap) */
  51 /* OBSOLETE        [and #-,sp]          fc/vc O2 main program prolog */
  52 /* OBSOLETE        [ld.- -(ap),-]               pcc/gcc register arg loads */
  53 /* OBSOLETE *x/ */
  54 /* OBSOLETE  */
  55 /* OBSOLETE extern CORE_ADDR convex_skip_prologue PARAMS ((CORE_ADDR pc)); */
  56 /* OBSOLETE #define SKIP_PROLOGUE(pc) (convex_skip_prologue (pc)) */
  57 /* OBSOLETE  */
  58 /* OBSOLETE /* Immediately after a function call, return the saved pc. */
  59 /* OBSOLETE    (ignore frame and return *$sp so we can handle both calls and callq) *x/ */
  60 /* OBSOLETE  */
  61 /* OBSOLETE #define SAVED_PC_AFTER_CALL(frame) \ */
  62 /* OBSOLETE     read_memory_integer (read_register (SP_REGNUM), 4) */
  63 /* OBSOLETE  */
  64 /* OBSOLETE /* Address of end of stack space. */
  65 /* OBSOLETE    This is ((USRSTACK + 0xfff) & -0x1000)) from <convex/vmparam.h> but */
  66 /* OBSOLETE    that expression depends on the kernel version; instead, fetch a */
  67 /* OBSOLETE    page-zero pointer and get it from that.  This will be invalid if */
  68 /* OBSOLETE    they ever change the way bkpt signals are delivered.  *x/ */
  69 /* OBSOLETE  */
  70 /* OBSOLETE #define STACK_END_ADDR (0xfffff000 & *(unsigned *) 0x80000050) */
  71 /* OBSOLETE  */
  72 /* OBSOLETE /* User-mode traps push an extended rtn block, */
  73 /* OBSOLETE    then fault with one of the following PCs *x/ */
  74 /* OBSOLETE  */
  75 /* OBSOLETE #define is_trace_pc(pc)  ((unsigned) ((pc) - (*(int *) 0x80000040)) <= 4) */
  76 /* OBSOLETE #define is_arith_pc(pc)  ((unsigned) ((pc) - (*(int *) 0x80000044)) <= 4) */
  77 /* OBSOLETE #define is_break_pc(pc)  ((unsigned) ((pc) - (*(int *) 0x80000050)) <= 4) */
  78 /* OBSOLETE  */
  79 /* OBSOLETE /* We need to manipulate trap bits in the psw *x/ */
  80 /* OBSOLETE  */
  81 /* OBSOLETE #define PSW_TRAP_FLAGS      0x69670000 */
  82 /* OBSOLETE #define PSW_T_BIT   0x08000000 */
  83 /* OBSOLETE #define PSW_S_BIT   0x01000000 */
  84 /* OBSOLETE  */
  85 /* OBSOLETE /* Stack grows downward.  *x/ */
  86 /* OBSOLETE  */
  87 /* OBSOLETE #define INNER_THAN(lhs,rhs) ((lhs) < (rhs)) */
  88 /* OBSOLETE  */
  89 /* OBSOLETE /* Sequence of bytes for breakpoint instruction. (bkpt)  *x/ */
  90 /* OBSOLETE  */
  91 /* OBSOLETE #define BREAKPOINT {0x7d,0x50} */
  92 /* OBSOLETE  */
  93 /* OBSOLETE /* Amount PC must be decremented by after a breakpoint. */
  94 /* OBSOLETE    This is often the number of bytes in BREAKPOINT but not always. */
  95 /* OBSOLETE    (The break PC needs to be decremented by 2, but we do it when the */
  96 /* OBSOLETE    break frame is recognized and popped.  That way gdb can tell breaks */
  97 /* OBSOLETE    from trace traps with certainty.) *x/ */
  98 /* OBSOLETE  */
  99 /* OBSOLETE #define DECR_PC_AFTER_BREAK 0 */
 100 /* OBSOLETE  */
 101 /* OBSOLETE /* Say how long (ordinary) registers are.  This is a piece of bogosity */
 102 /* OBSOLETE    used in push_word and a few other places; REGISTER_RAW_SIZE is the */
 103 /* OBSOLETE    real way to know how big a register is.  *x/ */
 104 /* OBSOLETE  */
 105 /* OBSOLETE #define REGISTER_SIZE 8 */
 106 /* OBSOLETE  */
 107 /* OBSOLETE /* Number of machine registers *x/ */
 108 /* OBSOLETE  */
 109 /* OBSOLETE #define NUM_REGS 26 */
 110 /* OBSOLETE  */
 111 /* OBSOLETE /* Initializer for an array of names of registers. */
 112 /* OBSOLETE    There should be NUM_REGS strings in this initializer.  *x/ */
 113 /* OBSOLETE  */
 114 /* OBSOLETE #define REGISTER_NAMES {"pc","psw","fp","ap","a5","a4","a3","a2","a1","sp",\ */
 115 /* OBSOLETE                     "s7","s6","s5","s4","s3","s2","s1","s0",\ */
 116 /* OBSOLETE                     "S7","S6","S5","S4","S3","S2","S1","S0"} */
 117 /* OBSOLETE  */
 118 /* OBSOLETE /* Register numbers of various important registers. */
 119 /* OBSOLETE    Note that some of these values are "real" register numbers, */
 120 /* OBSOLETE    and correspond to the general registers of the machine, */
 121 /* OBSOLETE    and some are "phony" register numbers which are too large */
 122 /* OBSOLETE    to be actual register numbers as far as the user is concerned */
 123 /* OBSOLETE    but do serve to get the desired values when passed to read_register.  *x/ */
 124 /* OBSOLETE  */
 125 /* OBSOLETE #define S0_REGNUM 25                /* the real S regs *x/ */
 126 /* OBSOLETE #define S7_REGNUM 18 */
 127 /* OBSOLETE #define s0_REGNUM 17                /* low-order halves of S regs *x/ */
 128 /* OBSOLETE #define s7_REGNUM 10 */
 129 /* OBSOLETE #define SP_REGNUM 9                 /* A regs *x/ */
 130 /* OBSOLETE #define A1_REGNUM 8 */
 131 /* OBSOLETE #define A5_REGNUM 4 */
 132 /* OBSOLETE #define AP_REGNUM 3 */
 133 /* OBSOLETE #define FP_REGNUM 2         /* Contains address of executing stack frame *x/ */
 134 /* OBSOLETE #define PS_REGNUM 1         /* Contains processor status *x/ */
 135 /* OBSOLETE #define PC_REGNUM 0         /* Contains program counter *x/ */
 136 /* OBSOLETE  */
 137 /* OBSOLETE /* convert dbx stab register number (from `r' declaration) to a gdb REGNUM *x/ */
 138 /* OBSOLETE  */
 139 /* OBSOLETE #define STAB_REG_TO_REGNUM(value) \ */
 140 /* OBSOLETE       ((value) < 8 ? S0_REGNUM - (value) : SP_REGNUM - ((value) - 8)) */
 141 /* OBSOLETE  */
 142 /* OBSOLETE /* Vector register numbers, not handled as ordinary regs. */
 143 /* OBSOLETE    They are treated as convenience variables whose values are read */
 144 /* OBSOLETE    from the inferior when needed.  *x/ */
 145 /* OBSOLETE  */
 146 /* OBSOLETE #define V0_REGNUM 0 */
 147 /* OBSOLETE #define V7_REGNUM 7 */
 148 /* OBSOLETE #define VM_REGNUM 8 */
 149 /* OBSOLETE #define VS_REGNUM 9 */
 150 /* OBSOLETE #define VL_REGNUM 10 */
 151 /* OBSOLETE  */
 152 /* OBSOLETE /* Total amount of space needed to store our copies of the machine's */
 153 /* OBSOLETE    register state, the array `registers'.  *x/ */
 154 /* OBSOLETE #define REGISTER_BYTES (4*10 + 8*8) */
 155 /* OBSOLETE  */
 156 /* OBSOLETE /* Index within `registers' of the first byte of the space for */
 157 /* OBSOLETE    register N. */
 158 /* OBSOLETE    NB: must match structure of struct syscall_context for correct operation *x/ */
 159 /* OBSOLETE  */
 160 /* OBSOLETE #define REGISTER_BYTE(N) ((N) < s7_REGNUM ? 4*(N) : \ */
 161 /* OBSOLETE                       (N) < S7_REGNUM ? 44 + 8 * ((N)-s7_REGNUM) : \ */
 162 /* OBSOLETE                                         40 + 8 * ((N)-S7_REGNUM)) */
 163 /* OBSOLETE  */
 164 /* OBSOLETE /* Number of bytes of storage in the actual machine representation */
 165 /* OBSOLETE    for register N. *x/ */
 166 /* OBSOLETE  */
 167 /* OBSOLETE #define REGISTER_RAW_SIZE(N) ((N) < S7_REGNUM ? 4 : 8) */
 168 /* OBSOLETE  */
 169 /* OBSOLETE /* Number of bytes of storage in the program's representation */
 170 /* OBSOLETE    for register N.   *x/ */
 171 /* OBSOLETE  */
 172 /* OBSOLETE #define REGISTER_VIRTUAL_SIZE(N) REGISTER_RAW_SIZE(N) */
 173 /* OBSOLETE  */
 174 /* OBSOLETE /* Largest value REGISTER_RAW_SIZE can have.  *x/ */
 175 /* OBSOLETE  */
 176 /* OBSOLETE #define MAX_REGISTER_RAW_SIZE 8 */
 177 /* OBSOLETE  */
 178 /* OBSOLETE /* Largest value REGISTER_VIRTUAL_SIZE can have.  *x/ */
 179 /* OBSOLETE  */
 180 /* OBSOLETE #define MAX_REGISTER_VIRTUAL_SIZE 8 */
 181 /* OBSOLETE  */
 182 /* OBSOLETE /* Return the GDB type object for the "standard" data type */
 183 /* OBSOLETE    of data in register N.  *x/ */
 184 /* OBSOLETE  */
 185 /* OBSOLETE #define REGISTER_VIRTUAL_TYPE(N) \ */
 186 /* OBSOLETE    ((N) < S7_REGNUM ? builtin_type_int : builtin_type_long_long) */
 187 /* OBSOLETE  */
 188 /* OBSOLETE /* Store the address of the place in which to copy the structure the */
 189 /* OBSOLETE    subroutine will return.  This is called from call_function. *x/ */
 190 /* OBSOLETE  */
 191 /* OBSOLETE #define STORE_STRUCT_RETURN(ADDR, SP) \ */
 192 /* OBSOLETE   { write_register (A1_REGNUM, (ADDR)); } */
 193 /* OBSOLETE  */
 194 /* OBSOLETE /* Extract from an array REGBUF containing the (raw) register state */
 195 /* OBSOLETE    a function return value of type TYPE, and copy that, in virtual format, */
 196 /* OBSOLETE    into VALBUF.  *x/ */
 197 /* OBSOLETE  */
 198 /* OBSOLETE #define EXTRACT_RETURN_VALUE(TYPE,REGBUF,VALBUF) \ */
 199 /* OBSOLETE   memcpy (VALBUF, &((char *) REGBUF) [REGISTER_BYTE (S0_REGNUM) + \ */
 200 /* OBSOLETE                          8 - TYPE_LENGTH (TYPE)],\ */
 201 /* OBSOLETE      TYPE_LENGTH (TYPE)) */
 202 /* OBSOLETE  */
 203 /* OBSOLETE /* Write into appropriate registers a function return value */
 204 /* OBSOLETE    of type TYPE, given in virtual format.  *x/ */
 205 /* OBSOLETE  */
 206 /* OBSOLETE #define STORE_RETURN_VALUE(TYPE,VALBUF) \ */
 207 /* OBSOLETE     write_register_bytes (REGISTER_BYTE (S0_REGNUM), VALBUF, 8) */
 208 /* OBSOLETE  */
 209 /* OBSOLETE /* Extract from an array REGBUF containing the (raw) register state */
 210 /* OBSOLETE    the address in which a function should return its structure value, */
 211 /* OBSOLETE    as a CORE_ADDR (or an expression that can be used as one).  *x/ */
 212 /* OBSOLETE  */
 213 /* OBSOLETE #define EXTRACT_STRUCT_VALUE_ADDRESS(REGBUF) \ */
 214 /* OBSOLETE     (*(int *) & ((char *) REGBUF) [REGISTER_BYTE (s0_REGNUM)]) */
 215 /* OBSOLETE  */
 216 /* OBSOLETE /* Define trapped internal variable hooks to read and write */
 217 /* OBSOLETE    vector and communication registers.  *x/ */
 218 /* OBSOLETE  */
 219 /* OBSOLETE #define IS_TRAPPED_INTERNALVAR is_trapped_internalvar */
 220 /* OBSOLETE #define VALUE_OF_TRAPPED_INTERNALVAR value_of_trapped_internalvar */
 221 /* OBSOLETE #define SET_TRAPPED_INTERNALVAR set_trapped_internalvar */
 222 /* OBSOLETE  */
 223 /* OBSOLETE extern struct value *value_of_trapped_internalvar (); */
 224 /* OBSOLETE  */
 225 /* OBSOLETE /* Hooks to read data from soff exec and core files, */
 226 /* OBSOLETE    and to describe the files.  *x/ */
 227 /* OBSOLETE  */
 228 /* OBSOLETE #define FILES_INFO_HOOK print_maps */
 229 /* OBSOLETE  */
 230 /* OBSOLETE /* Hook to call to print a typeless integer value, normally printed in decimal. */
 231 /* OBSOLETE    For convex, use hex instead if the number looks like an address.  *x/ */
 232 /* OBSOLETE  */
 233 /* OBSOLETE #define PRINT_TYPELESS_INTEGER decout */
 234 /* OBSOLETE  */
 235 /* OBSOLETE /* For the native compiler, variables for a particular lexical context */
 236 /* OBSOLETE    are listed after the beginning LBRAC instead of before in the */
 237 /* OBSOLETE    executables list of symbols.  Using "gcc_compiled." to distinguish */
 238 /* OBSOLETE    between GCC and native compiler doesn't work on Convex because the */
 239 /* OBSOLETE    linker sorts the symbols to put "gcc_compiled." in the wrong place. */
 240 /* OBSOLETE    desc is nonzero for native, zero for gcc.   *x/ */
 241 /* OBSOLETE #define VARIABLES_INSIDE_BLOCK(desc, gcc_p) (desc != 0) */
 242 /* OBSOLETE  */
 243 /* OBSOLETE /* Pcc occaisionally puts an SO where there should be an SOL.   *x/ */
 244 /* OBSOLETE #define PCC_SOL_BROKEN */
 245 /* OBSOLETE \f */
 246 /* OBSOLETE /* Describe the pointer in each stack frame to the previous stack frame */
 247 /* OBSOLETE    (its caller).  *x/ */
 248 /* OBSOLETE  */
 249 /* OBSOLETE /* FRAME_CHAIN takes a frame_info with a frame's nominal address in fi->frame, */
 250 /* OBSOLETE    and produces the frame's chain-pointer. *x/ */
 251 /* OBSOLETE  */
 252 /* OBSOLETE /* (caller fp is saved at 8(fp)) *x/ */
 253 /* OBSOLETE  */
 254 /* OBSOLETE #define FRAME_CHAIN(fi)   (read_memory_integer ((fi)->frame + 8, 4)) */
 255 /* OBSOLETE  */
 256 /* OBSOLETE /* Define other aspects of the stack frame.  *x/ */
 257 /* OBSOLETE  */
 258 /* OBSOLETE /* We need the boundaries of the text in the exec file, as a kludge, */
 259 /* OBSOLETE    for FRAMELESS_FUNCTION_INVOCATION and CALL_DUMMY_LOCATION. *x/ */
 260 /* OBSOLETE  */
 261 /* OBSOLETE #define     NEED_TEXT_START_END 1 */
 262 /* OBSOLETE  */
 263 /* OBSOLETE /* An expression that tells us whether the function invocation represented */
 264 /* OBSOLETE    by FI does not have a frame on the stack associated with it. */
 265 /* OBSOLETE    On convex, check at the return address for `callq' -- if so, frameless, */
 266 /* OBSOLETE    otherwise, not.  *x/ */
 267 /* OBSOLETE  */
 268 /* OBSOLETE extern int convex_frameless_function_invocation PARAMS ((struct frame_info *fi)); */
 269 /* OBSOLETE #define FRAMELESS_FUNCTION_INVOCATION(FI) (convex_frameless_function_invocatio (FI)) */
 270 /* OBSOLETE  */
 271 /* OBSOLETE #define FRAME_SAVED_PC(fi) (read_memory_integer ((fi)->frame, 4)) */
 272 /* OBSOLETE  */
 273 /* OBSOLETE #define FRAME_ARGS_ADDRESS(fi) (read_memory_integer ((fi)->frame + 12, 4)) */
 274 /* OBSOLETE  */
 275 /* OBSOLETE #define FRAME_LOCALS_ADDRESS(fi) (fi)->frame */
 276 /* OBSOLETE  */
 277 /* OBSOLETE /* Return number of args passed to a frame. */
 278 /* OBSOLETE    Can return -1, meaning no way to tell.  *x/ */
 279 /* OBSOLETE  */
 280 /* OBSOLETE extern int convex_frame_num_args PARAMS ((struct frame_info *fi)); */
 281 /* OBSOLETE #define FRAME_NUM_ARGS(fi) (convex_frame_num_args ((fi))) */
 282 /* OBSOLETE  */
 283 /* OBSOLETE /* Return number of bytes at start of arglist that are not really args.  *x/ */
 284 /* OBSOLETE  */
 285 /* OBSOLETE #define FRAME_ARGS_SKIP 0 */
 286 /* OBSOLETE  */
 287 /* OBSOLETE /* Put here the code to store, into a struct frame_saved_regs, */
 288 /* OBSOLETE    the addresses of the saved registers of frame described by FRAME_INFO. */
 289 /* OBSOLETE    This includes special registers such as pc and fp saved in special */
 290 /* OBSOLETE    ways in the stack frame.  sp is even more special: */
 291 /* OBSOLETE    the address we return for it IS the sp for the next frame.  *x/ */
 292 /* OBSOLETE  */
 293 /* OBSOLETE /* Normal (short) frames save only PC, FP, (callee's) AP.  To reasonably */
 294 /* OBSOLETE    handle gcc and pcc register variables, scan the code following the */
 295 /* OBSOLETE    call for the instructions the compiler inserts to reload register */
 296 /* OBSOLETE    variables from stack slots and record the stack slots as the saved */
 297 /* OBSOLETE    locations of those registers.  This will occasionally identify some */
 298 /* OBSOLETE    random load as a saved register; this is harmless.  vc does not */
 299 /* OBSOLETE    declare its register allocation actions in the stabs.  *x/ */
 300 /* OBSOLETE  */
 301 /* OBSOLETE #define FRAME_FIND_SAVED_REGS(frame_info, frame_saved_regs)         \ */
 302 /* OBSOLETE { register int regnum;                                                      \ */
 303 /* OBSOLETE   register int frame_length =       /* 3 short, 2 long, 1 extended, 0 context *x/\ */
 304 /* OBSOLETE       (read_memory_integer ((frame_info)->frame + 4, 4) >> 25) & 3; \ */
 305 /* OBSOLETE   register CORE_ADDR frame_fp =                                             \ */
 306 /* OBSOLETE       read_memory_integer ((frame_info)->frame + 8, 4);                     \ */
 307 /* OBSOLETE   register CORE_ADDR next_addr;                                             \ */
 308 /* OBSOLETE   memset (&frame_saved_regs, '\0', sizeof frame_saved_regs);                        \ */
 309 /* OBSOLETE   (frame_saved_regs).regs[PC_REGNUM] = (frame_info)->frame + 0;             \ */
 310 /* OBSOLETE   (frame_saved_regs).regs[PS_REGNUM] = (frame_info)->frame + 4;             \ */
 311 /* OBSOLETE   (frame_saved_regs).regs[FP_REGNUM] = (frame_info)->frame + 8;             \ */
 312 /* OBSOLETE   (frame_saved_regs).regs[AP_REGNUM] = frame_fp + 12;                       \ */
 313 /* OBSOLETE   next_addr = (frame_info)->frame + 12;                                     \ */
 314 /* OBSOLETE   if (frame_length < 3)                                                     \ */
 315 /* OBSOLETE     for (regnum = A5_REGNUM; regnum < SP_REGNUM; ++regnum)          \ */
 316 /* OBSOLETE       (frame_saved_regs).regs[regnum] = (next_addr += 4);           \ */
 317 /* OBSOLETE   if (frame_length < 2)                                                     \ */
 318 /* OBSOLETE     (frame_saved_regs).regs[SP_REGNUM] = (next_addr += 4);          \ */
 319 /* OBSOLETE   next_addr -= 4;                                                   \ */
 320 /* OBSOLETE   if (frame_length < 3)                                                     \ */
 321 /* OBSOLETE     for (regnum = S7_REGNUM; regnum < S0_REGNUM; ++regnum)          \ */
 322 /* OBSOLETE       (frame_saved_regs).regs[regnum] = (next_addr += 8);           \ */
 323 /* OBSOLETE   if (frame_length < 2)                                                     \ */
 324 /* OBSOLETE     (frame_saved_regs).regs[S0_REGNUM] = (next_addr += 8);          \ */
 325 /* OBSOLETE   else                                                                      \ */
 326 /* OBSOLETE     (frame_saved_regs).regs[SP_REGNUM] = next_addr + 8;                     \ */
 327 /* OBSOLETE   if (frame_length == 3) {                                          \ */
 328 /* OBSOLETE     CORE_ADDR pc = read_memory_integer ((frame_info)->frame, 4);    \ */
 329 /* OBSOLETE     int op, ix, disp;                                                       \ */
 330 /* OBSOLETE     op = read_memory_integer (pc, 2);                                       \ */
 331 /* OBSOLETE     if ((op & 0xffc7) == 0x1480) pc += 4;   /* add.w #-,sp *x/      \ */
 332 /* OBSOLETE     else if ((op & 0xffc7) == 0x58c0) pc += 2;      /* add.w #-,sp *x/      \ */
 333 /* OBSOLETE     op = read_memory_integer (pc, 2);                                       \ */
 334 /* OBSOLETE     if ((op & 0xffc7) == 0x2a06) pc += 4;   /* ld.w -,ap *x/                \ */
 335 /* OBSOLETE     for (;;) {                                                              \ */
 336 /* OBSOLETE       op = read_memory_integer (pc, 2);                                     \ */
 337 /* OBSOLETE       ix = (op >> 3) & 7;                                           \ */
 338 /* OBSOLETE       if ((op & 0xfcc0) == 0x2800) {                /* ld.- -,ak *x/                \ */
 339 /* OBSOLETE         regnum = SP_REGNUM - (op & 7);                                      \ */
 340 /* OBSOLETE     disp = read_memory_integer (pc + 2, 2);                         \ */
 341 /* OBSOLETE     pc += 4;}                                                       \ */
 342 /* OBSOLETE       else if ((op & 0xfcc0) == 0x2840) {   /* ld.- -,ak *x/                \ */
 343 /* OBSOLETE         regnum = SP_REGNUM - (op & 7);                                      \ */
 344 /* OBSOLETE     disp = read_memory_integer (pc + 2, 4);                         \ */
 345 /* OBSOLETE     pc += 6;}                                                       \ */
 346 /* OBSOLETE       if ((op & 0xfcc0) == 0x3000) {                /* ld.- -,sk *x/                \ */
 347 /* OBSOLETE         regnum = S0_REGNUM - (op & 7);                                      \ */
 348 /* OBSOLETE     disp = read_memory_integer (pc + 2, 2);                         \ */
 349 /* OBSOLETE     pc += 4;}                                                       \ */
 350 /* OBSOLETE       else if ((op & 0xfcc0) == 0x3040) {   /* ld.- -,sk *x/                \ */
 351 /* OBSOLETE         regnum = S0_REGNUM - (op & 7);                                      \ */
 352 /* OBSOLETE     disp = read_memory_integer (pc + 2, 4);                         \ */
 353 /* OBSOLETE     pc += 6;}                                                       \ */
 354 /* OBSOLETE       else if ((op & 0xff00) == 0x7100) {   /* br crossjump *x/     \ */
 355 /* OBSOLETE         pc += 2 * (char) op;                                                \ */
 356 /* OBSOLETE         continue;}                                                  \ */
 357 /* OBSOLETE       else if (op == 0x0140) {                      /* jmp crossjump *x/    \ */
 358 /* OBSOLETE         pc = read_memory_integer (pc + 2, 4);                               \ */
 359 /* OBSOLETE         continue;}                                                  \ */
 360 /* OBSOLETE       else break;                                                   \ */
 361 /* OBSOLETE       if ((frame_saved_regs).regs[regnum])                          \ */
 362 /* OBSOLETE     break;                                                          \ */
 363 /* OBSOLETE       if (ix == 7) disp += frame_fp;                                        \ */
 364 /* OBSOLETE       else if (ix == 6) disp += read_memory_integer (frame_fp + 12, 4);     \ */
 365 /* OBSOLETE       else if (ix != 0) break;                                              \ */
 366 /* OBSOLETE       (frame_saved_regs).regs[regnum] =                                     \ */
 367 /* OBSOLETE     disp - 8 + (1 << ((op >> 8) & 3));                              \ */
 368 /* OBSOLETE       if (regnum >= S7_REGNUM)                                              \ */
 369 /* OBSOLETE         (frame_saved_regs).regs[regnum - S0_REGNUM + s0_REGNUM] =   \ */
 370 /* OBSOLETE       disp - 4 + (1 << ((op >> 8) & 3));                            \ */
 371 /* OBSOLETE     }                                                                       \ */
 372 /* OBSOLETE   }                                                                 \ */
 373 /* OBSOLETE } */
 374 /* OBSOLETE \f */
 375 /* OBSOLETE /* Things needed for making the inferior call functions.  *x/ */
 376 /* OBSOLETE  */
 377 /* OBSOLETE #define     CALL_DUMMY_LOCATION     BEFORE_TEXT_END */
 378 /* OBSOLETE  */
 379 /* OBSOLETE /* Push an empty stack frame, to record the current PC, etc.  *x/ */
 380 /* OBSOLETE  */
 381 /* OBSOLETE #define PUSH_DUMMY_FRAME \ */
 382 /* OBSOLETE { register CORE_ADDR sp = read_register (SP_REGNUM);                        \ */
 383 /* OBSOLETE   register int regnum;                                                      \ */
 384 /* OBSOLETE   char buf[8];                                                              \ */
 385 /* OBSOLETE   long word;                                                                \ */
 386 /* OBSOLETE   for (regnum = S0_REGNUM; regnum >= S7_REGNUM; --regnum) {                 \ */
 387 /* OBSOLETE     read_register_bytes (REGISTER_BYTE (regnum), buf, 8);           \ */
 388 /* OBSOLETE     sp = push_bytes (sp, buf, 8);}                                  \ */
 389 /* OBSOLETE   for (regnum = SP_REGNUM; regnum >= FP_REGNUM; --regnum) {                 \ */
 390 /* OBSOLETE     word = read_register (regnum);                                  \ */
 391 /* OBSOLETE     sp = push_bytes (sp, &word, 4);}                                        \ */
 392 /* OBSOLETE   word = (read_register (PS_REGNUM) &~ (3<<25)) | (1<<25);          \ */
 393 /* OBSOLETE   sp = push_bytes (sp, &word, 4);                                   \ */
 394 /* OBSOLETE   word = read_register (PC_REGNUM);                                 \ */
 395 /* OBSOLETE   sp = push_bytes (sp, &word, 4);                                           \ */
 396 /* OBSOLETE   write_register (SP_REGNUM, sp);                                   \ */
 397 /* OBSOLETE   write_register (FP_REGNUM, sp);                                   \ */
 398 /* OBSOLETE   write_register (AP_REGNUM, sp);} */
 399 /* OBSOLETE  */
 400 /* OBSOLETE /* Discard from the stack the innermost frame, restoring all registers.  *x/ */
 401 /* OBSOLETE  */
 402 /* OBSOLETE #define POP_FRAME  do {\ */
 403 /* OBSOLETE   register CORE_ADDR fp = read_register (FP_REGNUM);            \ */
 404 /* OBSOLETE   register int regnum;                                          \ */
 405 /* OBSOLETE   register int frame_length =       /* 3 short, 2 long, 1 extended, 0 context *x/ \ */
 406 /* OBSOLETE       (read_memory_integer (fp + 4, 4) >> 25) & 3;          \ */
 407 /* OBSOLETE   char buf[8];                                                  \ */
 408 /* OBSOLETE   write_register (PC_REGNUM, read_memory_integer (fp, 4));  \ */
 409 /* OBSOLETE   write_register (PS_REGNUM, read_memory_integer (fp += 4, 4));  \ */
 410 /* OBSOLETE   write_register (FP_REGNUM, read_memory_integer (fp += 4, 4));  \ */
 411 /* OBSOLETE   write_register (AP_REGNUM, read_memory_integer (fp += 4, 4));  \ */
 412 /* OBSOLETE   if (frame_length < 3)                                  \ */
 413 /* OBSOLETE     for (regnum = A5_REGNUM; regnum < SP_REGNUM; ++regnum)   \ */
 414 /* OBSOLETE       write_register (regnum, read_memory_integer (fp += 4, 4)); \ */
 415 /* OBSOLETE   if (frame_length < 2)                                          \ */
 416 /* OBSOLETE     write_register (SP_REGNUM, read_memory_integer (fp += 4, 4)); \ */
 417 /* OBSOLETE   fp -= 4;                                                  \ */
 418 /* OBSOLETE   if (frame_length < 3)                                     \ */
 419 /* OBSOLETE     for (regnum = S7_REGNUM; regnum < S0_REGNUM; ++regnum) {        \ */
 420 /* OBSOLETE       read_memory (fp += 8, buf, 8);                                \ */
 421 /* OBSOLETE       write_register_bytes (REGISTER_BYTE (regnum), buf, 8);}   \ */
 422 /* OBSOLETE   if (frame_length < 2)     {                                       \ */
 423 /* OBSOLETE     read_memory (fp += 8, buf, 8);                          \ */
 424 /* OBSOLETE     write_register_bytes (REGISTER_BYTE (regnum), buf, 8);}     \ */
 425 /* OBSOLETE   else write_register (SP_REGNUM, fp + 8);                  \ */
 426 /* OBSOLETE   flush_cached_frames ();                                   \ */
 427 /* OBSOLETE } while (0) */
 428 /* OBSOLETE  */
 429 /* OBSOLETE /* This sequence of words is the instructions */
 430 /* OBSOLETE      mov sp,ap */
 431 /* OBSOLETE      pshea 69696969 */
 432 /* OBSOLETE      calls 32323232 */
 433 /* OBSOLETE      bkpt */
 434 /* OBSOLETE    Note this is 16 bytes.  *x/ */
 435 /* OBSOLETE  */
 436 /* OBSOLETE #define CALL_DUMMY {0x50860d4069696969LL,0x2140323232327d50LL} */
 437 /* OBSOLETE  */
 438 /* OBSOLETE #define CALL_DUMMY_LENGTH 16 */
 439 /* OBSOLETE  */
 440 /* OBSOLETE #define CALL_DUMMY_START_OFFSET 0 */
 441 /* OBSOLETE  */
 442 /* OBSOLETE /* Insert the specified number of args and function address */
 443 /* OBSOLETE    into a call sequence of the above form stored at DUMMYNAME.  *x/ */
 444 /* OBSOLETE  */
 445 /* OBSOLETE #define FIX_CALL_DUMMY(dummyname, pc, fun, nargs, args, type, gcc_p)   \ */
 446 /* OBSOLETE { *(int *)((char *) dummyname + 4) = nargs; \ */
 447 /* OBSOLETE   *(int *)((char *) dummyname + 10) = fun; } */
 448 /* OBSOLETE \f */
 449 /* OBSOLETE /* Defs to read soff symbol tables, see dbxread.c *x/ */
 450 /* OBSOLETE  */
 451 /* OBSOLETE #define NUMBER_OF_SYMBOLS    ((long) opthdr.o_nsyms) */
 452 /* OBSOLETE #define STRING_TABLE_OFFSET  ((long) filehdr.h_strptr) */
 453 /* OBSOLETE #define SYMBOL_TABLE_OFFSET  ((long) opthdr.o_symptr) */
 454 /* OBSOLETE #define STRING_TABLE_SIZE    ((long) filehdr.h_strsiz) */
 455 /* OBSOLETE #define SIZE_OF_TEXT_SEGMENT ((long) txthdr.s_size) */
 456 /* OBSOLETE #define ENTRY_POINT          ((long) opthdr.o_entry) */
 457 /* OBSOLETE  */
 458 /* OBSOLETE #define READ_STRING_TABLE_SIZE(BUFFER) \ */
 459 /* OBSOLETE     (BUFFER = STRING_TABLE_SIZE) */
 460 /* OBSOLETE  */
 461 /* OBSOLETE #define DECLARE_FILE_HEADERS \ */
 462 /* OBSOLETE   FILEHDR filehdr;                                                  \ */
 463 /* OBSOLETE   OPTHDR opthdr;                                                    \ */
 464 /* OBSOLETE   SCNHDR txthdr */
 465 /* OBSOLETE  */
 466 /* OBSOLETE #define READ_FILE_HEADERS(DESC,NAME) \ */
 467 /* OBSOLETE {                                                                   \ */
 468 /* OBSOLETE   int n;                                                            \ */
 469 /* OBSOLETE   val = myread (DESC, &filehdr, sizeof filehdr);                    \ */
 470 /* OBSOLETE   if (val < 0)                                                              \ */
 471 /* OBSOLETE     perror_with_name (NAME);                                                \ */
 472 /* OBSOLETE   if (! IS_SOFF_MAGIC (filehdr.h_magic))                            \ */
 473 /* OBSOLETE     error ("%s: not an executable file.", NAME);                    \ */
 474 /* OBSOLETE   lseek (DESC, 0L, 0);                                                      \ */
 475 /* OBSOLETE   if (myread (DESC, &filehdr, sizeof filehdr) < 0)                  \ */
 476 /* OBSOLETE     perror_with_name (NAME);                                                \ */
 477 /* OBSOLETE   if (myread (DESC, &opthdr, filehdr.h_opthdr) <= 0)                        \ */
 478 /* OBSOLETE     perror_with_name (NAME);                                                \ */
 479 /* OBSOLETE   for (n = 0; n < filehdr.h_nscns; n++)                                     \ */
 480 /* OBSOLETE     {                                                                       \ */
 481 /* OBSOLETE       if (myread (DESC, &txthdr, sizeof txthdr) < 0)                        \ */
 482 /* OBSOLETE     perror_with_name (NAME);                                        \ */
 483 /* OBSOLETE       if ((txthdr.s_flags & S_TYPMASK) == S_TEXT)                   \ */
 484 /* OBSOLETE     break;                                                          \ */
 485 /* OBSOLETE     }                                                                       \ */
 486 /* OBSOLETE } */