| /* OBSOLETE /* Definitions to make GDB run on Convex Unix (4bsd) */ |
| /* OBSOLETE Copyright 1989, 1991, 1993 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 #define TARGET_BYTE_ORDER BIG_ENDIAN */ |
| /* OBSOLETE */ |
| /* OBSOLETE /* There is come problem with the debugging symbols generated by the */ |
| /* OBSOLETE compiler such that the debugging symbol for the first line of a */ |
| /* OBSOLETE function overlap with the function prologue. *x/ */ |
| /* OBSOLETE #define PROLOGUE_FIRSTLINE_OVERLAP */ |
| /* OBSOLETE */ |
| /* OBSOLETE /* When convex pcc says CHAR or SHORT, it provides the correct address. *x/ */ |
| /* OBSOLETE */ |
| /* OBSOLETE #define BELIEVE_PCC_PROMOTION 1 */ |
| /* OBSOLETE */ |
| /* OBSOLETE /* Symbol types to ignore. *x/ */ |
| /* OBSOLETE /* 0xc4 is N_MONPT. Use the numeric value for the benefit of people */ |
| /* OBSOLETE with (rather) old OS's. *x/ */ |
| /* OBSOLETE #define IGNORE_SYMBOL(TYPE) \ */ |
| /* OBSOLETE (((TYPE) & ~N_EXT) == N_TBSS \ */ |
| /* OBSOLETE || ((TYPE) & ~N_EXT) == N_TDATA \ */ |
| /* OBSOLETE || ((TYPE) & ~N_EXT) == 0xc4) */ |
| /* OBSOLETE */ |
| /* OBSOLETE /* Offset from address of function to start of its code. */ |
| /* OBSOLETE Zero on most machines. *x/ */ |
| /* OBSOLETE */ |
| /* OBSOLETE #define FUNCTION_START_OFFSET 0 */ |
| /* OBSOLETE */ |
| /* OBSOLETE /* Advance PC across any function entry prologue instructions */ |
| /* OBSOLETE to reach some "real" code. */ |
| /* OBSOLETE Convex prolog is: */ |
| /* OBSOLETE [sub.w #-,sp] in one of 3 possible sizes */ |
| /* OBSOLETE [mov psw,- fc/vc main program prolog */ |
| /* OBSOLETE and #-,- (skip it because the "mov psw" saves the */ |
| /* OBSOLETE mov -,psw] T bit, so continue gets a surprise trap) */ |
| /* OBSOLETE [and #-,sp] fc/vc O2 main program prolog */ |
| /* OBSOLETE [ld.- -(ap),-] pcc/gcc register arg loads */ |
| /* OBSOLETE *x/ */ |
| /* OBSOLETE */ |
| /* OBSOLETE extern CORE_ADDR convex_skip_prologue (CORE_ADDR pc); */ |
| /* OBSOLETE #define SKIP_PROLOGUE(pc) (convex_skip_prologue (pc)) */ |
| /* OBSOLETE */ |
| /* OBSOLETE /* Immediately after a function call, return the saved pc. */ |
| /* OBSOLETE (ignore frame and return *$sp so we can handle both calls and callq) *x/ */ |
| /* OBSOLETE */ |
| /* OBSOLETE #define SAVED_PC_AFTER_CALL(frame) \ */ |
| /* OBSOLETE read_memory_integer (read_register (SP_REGNUM), 4) */ |
| /* OBSOLETE */ |
| /* OBSOLETE /* Address of end of stack space. */ |
| /* OBSOLETE This is ((USRSTACK + 0xfff) & -0x1000)) from <convex/vmparam.h> but */ |
| /* OBSOLETE that expression depends on the kernel version; instead, fetch a */ |
| /* OBSOLETE page-zero pointer and get it from that. This will be invalid if */ |
| /* OBSOLETE they ever change the way bkpt signals are delivered. *x/ */ |
| /* OBSOLETE */ |
| /* OBSOLETE #define STACK_END_ADDR (0xfffff000 & *(unsigned *) 0x80000050) */ |
| /* OBSOLETE */ |
| /* OBSOLETE /* User-mode traps push an extended rtn block, */ |
| /* OBSOLETE then fault with one of the following PCs *x/ */ |
| /* OBSOLETE */ |
| /* OBSOLETE #define is_trace_pc(pc) ((unsigned) ((pc) - (*(int *) 0x80000040)) <= 4) */ |
| /* OBSOLETE #define is_arith_pc(pc) ((unsigned) ((pc) - (*(int *) 0x80000044)) <= 4) */ |
| /* OBSOLETE #define is_break_pc(pc) ((unsigned) ((pc) - (*(int *) 0x80000050)) <= 4) */ |
| /* OBSOLETE */ |
| /* OBSOLETE /* We need to manipulate trap bits in the psw *x/ */ |
| /* OBSOLETE */ |
| /* OBSOLETE #define PSW_TRAP_FLAGS 0x69670000 */ |
| /* OBSOLETE #define PSW_T_BIT 0x08000000 */ |
| /* OBSOLETE #define PSW_S_BIT 0x01000000 */ |
| /* OBSOLETE */ |
| /* OBSOLETE /* Stack grows downward. *x/ */ |
| /* OBSOLETE */ |
| /* OBSOLETE #define INNER_THAN(lhs,rhs) ((lhs) < (rhs)) */ |
| /* OBSOLETE */ |
| /* OBSOLETE /* Sequence of bytes for breakpoint instruction. (bkpt) *x/ */ |
| /* OBSOLETE */ |
| /* OBSOLETE #define BREAKPOINT {0x7d,0x50} */ |
| /* OBSOLETE */ |
| /* OBSOLETE /* Amount PC must be decremented by after a breakpoint. */ |
| /* OBSOLETE This is often the number of bytes in BREAKPOINT but not always. */ |
| /* OBSOLETE (The break PC needs to be decremented by 2, but we do it when the */ |
| /* OBSOLETE break frame is recognized and popped. That way gdb can tell breaks */ |
| /* OBSOLETE from trace traps with certainty.) *x/ */ |
| /* OBSOLETE */ |
| /* OBSOLETE #define DECR_PC_AFTER_BREAK 0 */ |
| /* OBSOLETE */ |
| /* OBSOLETE /* Say how long (ordinary) registers are. This is a piece of bogosity */ |
| /* OBSOLETE used in push_word and a few other places; REGISTER_RAW_SIZE is the */ |
| /* OBSOLETE real way to know how big a register is. *x/ */ |
| /* OBSOLETE */ |
| /* OBSOLETE #define REGISTER_SIZE 8 */ |
| /* OBSOLETE */ |
| /* OBSOLETE /* Number of machine registers *x/ */ |
| /* OBSOLETE */ |
| /* OBSOLETE #define NUM_REGS 26 */ |
| /* OBSOLETE */ |
| /* OBSOLETE /* Initializer for an array of names of registers. */ |
| /* OBSOLETE There should be NUM_REGS strings in this initializer. *x/ */ |
| /* OBSOLETE */ |
| /* OBSOLETE #define REGISTER_NAMES {"pc","psw","fp","ap","a5","a4","a3","a2","a1","sp",\ */ |
| /* OBSOLETE "s7","s6","s5","s4","s3","s2","s1","s0",\ */ |
| /* OBSOLETE "S7","S6","S5","S4","S3","S2","S1","S0"} */ |
| /* OBSOLETE */ |
| /* OBSOLETE /* Register numbers of various important registers. */ |
| /* OBSOLETE Note that some of these values are "real" register numbers, */ |
| /* OBSOLETE and correspond to the general registers of the machine, */ |
| /* OBSOLETE and some are "phony" register numbers which are too large */ |
| /* OBSOLETE to be actual register numbers as far as the user is concerned */ |
| /* OBSOLETE but do serve to get the desired values when passed to read_register. *x/ */ |
| /* OBSOLETE */ |
| /* OBSOLETE #define S0_REGNUM 25 /* the real S regs *x/ */ |
| /* OBSOLETE #define S7_REGNUM 18 */ |
| /* OBSOLETE #define s0_REGNUM 17 /* low-order halves of S regs *x/ */ |
| /* OBSOLETE #define s7_REGNUM 10 */ |
| /* OBSOLETE #define SP_REGNUM 9 /* A regs *x/ */ |
| /* OBSOLETE #define A1_REGNUM 8 */ |
| /* OBSOLETE #define A5_REGNUM 4 */ |
| /* OBSOLETE #define AP_REGNUM 3 */ |
| /* OBSOLETE #define FP_REGNUM 2 /* Contains address of executing stack frame *x/ */ |
| /* OBSOLETE #define PS_REGNUM 1 /* Contains processor status *x/ */ |
| /* OBSOLETE #define PC_REGNUM 0 /* Contains program counter *x/ */ |
| /* OBSOLETE */ |
| /* OBSOLETE /* convert dbx stab register number (from `r' declaration) to a gdb REGNUM *x/ */ |
| /* OBSOLETE */ |
| /* OBSOLETE #define STAB_REG_TO_REGNUM(value) \ */ |
| /* OBSOLETE ((value) < 8 ? S0_REGNUM - (value) : SP_REGNUM - ((value) - 8)) */ |
| /* OBSOLETE */ |
| /* OBSOLETE /* Vector register numbers, not handled as ordinary regs. */ |
| /* OBSOLETE They are treated as convenience variables whose values are read */ |
| /* OBSOLETE from the inferior when needed. *x/ */ |
| /* OBSOLETE */ |
| /* OBSOLETE #define V0_REGNUM 0 */ |
| /* OBSOLETE #define V7_REGNUM 7 */ |
| /* OBSOLETE #define VM_REGNUM 8 */ |
| /* OBSOLETE #define VS_REGNUM 9 */ |
| /* OBSOLETE #define VL_REGNUM 10 */ |
| /* OBSOLETE */ |
| /* OBSOLETE /* Total amount of space needed to store our copies of the machine's */ |
| /* OBSOLETE register state, the array `registers'. *x/ */ |
| /* OBSOLETE #define REGISTER_BYTES (4*10 + 8*8) */ |
| /* OBSOLETE */ |
| /* OBSOLETE /* Index within `registers' of the first byte of the space for */ |
| /* OBSOLETE register N. */ |
| /* OBSOLETE NB: must match structure of struct syscall_context for correct operation *x/ */ |
| /* OBSOLETE */ |
| /* OBSOLETE #define REGISTER_BYTE(N) ((N) < s7_REGNUM ? 4*(N) : \ */ |
| /* OBSOLETE (N) < S7_REGNUM ? 44 + 8 * ((N)-s7_REGNUM) : \ */ |
| /* OBSOLETE 40 + 8 * ((N)-S7_REGNUM)) */ |
| /* OBSOLETE */ |
| /* OBSOLETE /* Number of bytes of storage in the actual machine representation */ |
| /* OBSOLETE for register N. *x/ */ |
| /* OBSOLETE */ |
| /* OBSOLETE #define REGISTER_RAW_SIZE(N) ((N) < S7_REGNUM ? 4 : 8) */ |
| /* OBSOLETE */ |
| /* OBSOLETE /* Number of bytes of storage in the program's representation */ |
| /* OBSOLETE for register N. *x/ */ |
| /* OBSOLETE */ |
| /* OBSOLETE #define REGISTER_VIRTUAL_SIZE(N) REGISTER_RAW_SIZE(N) */ |
| /* OBSOLETE */ |
| /* OBSOLETE /* Largest value REGISTER_RAW_SIZE can have. *x/ */ |
| /* OBSOLETE */ |
| /* OBSOLETE #define MAX_REGISTER_RAW_SIZE 8 */ |
| /* OBSOLETE */ |
| /* OBSOLETE /* Largest value REGISTER_VIRTUAL_SIZE can have. *x/ */ |
| /* OBSOLETE */ |
| /* OBSOLETE #define MAX_REGISTER_VIRTUAL_SIZE 8 */ |
| /* OBSOLETE */ |
| /* OBSOLETE /* Return the GDB type object for the "standard" data type */ |
| /* OBSOLETE of data in register N. *x/ */ |
| /* OBSOLETE */ |
| /* OBSOLETE #define REGISTER_VIRTUAL_TYPE(N) \ */ |
| /* OBSOLETE ((N) < S7_REGNUM ? builtin_type_int : builtin_type_long_long) */ |
| /* OBSOLETE */ |
| /* OBSOLETE /* Store the address of the place in which to copy the structure the */ |
| /* OBSOLETE subroutine will return. This is called from call_function. *x/ */ |
| /* OBSOLETE */ |
| /* OBSOLETE #define STORE_STRUCT_RETURN(ADDR, SP) \ */ |
| /* OBSOLETE { write_register (A1_REGNUM, (ADDR)); } */ |
| /* OBSOLETE */ |
| /* OBSOLETE /* Extract from an array REGBUF containing the (raw) register state */ |
| /* OBSOLETE a function return value of type TYPE, and copy that, in virtual format, */ |
| /* OBSOLETE into VALBUF. *x/ */ |
| /* OBSOLETE */ |
| /* OBSOLETE #define EXTRACT_RETURN_VALUE(TYPE,REGBUF,VALBUF) \ */ |
| /* OBSOLETE memcpy (VALBUF, &((char *) REGBUF) [REGISTER_BYTE (S0_REGNUM) + \ */ |
| /* OBSOLETE 8 - TYPE_LENGTH (TYPE)],\ */ |
| /* OBSOLETE TYPE_LENGTH (TYPE)) */ |
| /* OBSOLETE */ |
| /* OBSOLETE /* Write into appropriate registers a function return value */ |
| /* OBSOLETE of type TYPE, given in virtual format. *x/ */ |
| /* OBSOLETE */ |
| /* OBSOLETE #define STORE_RETURN_VALUE(TYPE,VALBUF) \ */ |
| /* OBSOLETE write_register_bytes (REGISTER_BYTE (S0_REGNUM), VALBUF, 8) */ |
| /* OBSOLETE */ |
| /* OBSOLETE /* Extract from an array REGBUF containing the (raw) register state */ |
| /* OBSOLETE the address in which a function should return its structure value, */ |
| /* OBSOLETE as a CORE_ADDR (or an expression that can be used as one). *x/ */ |
| /* OBSOLETE */ |
| /* OBSOLETE #define EXTRACT_STRUCT_VALUE_ADDRESS(REGBUF) \ */ |
| /* OBSOLETE (*(int *) & ((char *) REGBUF) [REGISTER_BYTE (s0_REGNUM)]) */ |
| /* OBSOLETE */ |
| /* OBSOLETE /* Define trapped internal variable hooks to read and write */ |
| /* OBSOLETE vector and communication registers. *x/ */ |
| /* OBSOLETE */ |
| /* OBSOLETE #define IS_TRAPPED_INTERNALVAR is_trapped_internalvar */ |
| /* OBSOLETE #define VALUE_OF_TRAPPED_INTERNALVAR value_of_trapped_internalvar */ |
| /* OBSOLETE #define SET_TRAPPED_INTERNALVAR set_trapped_internalvar */ |
| /* OBSOLETE */ |
| /* OBSOLETE extern struct value *value_of_trapped_internalvar (); */ |
| /* OBSOLETE */ |
| /* OBSOLETE /* Hooks to read data from soff exec and core files, */ |
| /* OBSOLETE and to describe the files. *x/ */ |
| /* OBSOLETE */ |
| /* OBSOLETE #define FILES_INFO_HOOK print_maps */ |
| /* OBSOLETE */ |
| /* OBSOLETE /* Hook to call to print a typeless integer value, normally printed in decimal. */ |
| /* OBSOLETE For convex, use hex instead if the number looks like an address. *x/ */ |
| /* OBSOLETE */ |
| /* OBSOLETE #define PRINT_TYPELESS_INTEGER decout */ |
| /* OBSOLETE */ |
| /* OBSOLETE /* For the native compiler, variables for a particular lexical context */ |
| /* OBSOLETE are listed after the beginning LBRAC instead of before in the */ |
| /* OBSOLETE executables list of symbols. Using "gcc_compiled." to distinguish */ |
| /* OBSOLETE between GCC and native compiler doesn't work on Convex because the */ |
| /* OBSOLETE linker sorts the symbols to put "gcc_compiled." in the wrong place. */ |
| /* OBSOLETE desc is nonzero for native, zero for gcc. *x/ */ |
| /* OBSOLETE #define VARIABLES_INSIDE_BLOCK(desc, gcc_p) (desc != 0) */ |
| /* OBSOLETE */ |
| /* OBSOLETE /* Pcc occaisionally puts an SO where there should be an SOL. *x/ */ |
| /* OBSOLETE #define PCC_SOL_BROKEN */ |
| /* OBSOLETE */ |
| /* OBSOLETE /* Describe the pointer in each stack frame to the previous stack frame */ |
| /* OBSOLETE (its caller). *x/ */ |
| /* OBSOLETE */ |
| /* OBSOLETE /* FRAME_CHAIN takes a frame_info with a frame's nominal address in fi->frame, */ |
| /* OBSOLETE and produces the frame's chain-pointer. *x/ */ |
| /* OBSOLETE */ |
| /* OBSOLETE /* (caller fp is saved at 8(fp)) *x/ */ |
| /* OBSOLETE */ |
| /* OBSOLETE #define FRAME_CHAIN(fi) (read_memory_integer ((fi)->frame + 8, 4)) */ |
| /* OBSOLETE */ |
| /* OBSOLETE /* Define other aspects of the stack frame. *x/ */ |
| /* OBSOLETE */ |
| /* OBSOLETE /* We need the boundaries of the text in the exec file, as a kludge, */ |
| /* OBSOLETE for FRAMELESS_FUNCTION_INVOCATION and CALL_DUMMY_LOCATION. *x/ */ |
| /* OBSOLETE */ |
| /* OBSOLETE #define NEED_TEXT_START_END 1 */ |
| /* OBSOLETE */ |
| /* OBSOLETE /* An expression that tells us whether the function invocation represented */ |
| /* OBSOLETE by FI does not have a frame on the stack associated with it. */ |
| /* OBSOLETE On convex, check at the return address for `callq' -- if so, frameless, */ |
| /* OBSOLETE otherwise, not. *x/ */ |
| /* OBSOLETE */ |
| /* OBSOLETE extern int convex_frameless_function_invocation (struct frame_info *fi); */ |
| /* OBSOLETE #define FRAMELESS_FUNCTION_INVOCATION(FI) (convex_frameless_function_invocatio (FI)) */ |
| /* OBSOLETE */ |
| /* OBSOLETE #define FRAME_SAVED_PC(fi) (read_memory_integer ((fi)->frame, 4)) */ |
| /* OBSOLETE */ |
| /* OBSOLETE #define FRAME_ARGS_ADDRESS(fi) (read_memory_integer ((fi)->frame + 12, 4)) */ |
| /* OBSOLETE */ |
| /* OBSOLETE #define FRAME_LOCALS_ADDRESS(fi) (fi)->frame */ |
| /* OBSOLETE */ |
| /* OBSOLETE /* Return number of args passed to a frame. */ |
| /* OBSOLETE Can return -1, meaning no way to tell. *x/ */ |
| /* OBSOLETE */ |
| /* OBSOLETE extern int convex_frame_num_args (struct frame_info *fi); */ |
| /* OBSOLETE #define FRAME_NUM_ARGS(fi) (convex_frame_num_args ((fi))) */ |
| /* OBSOLETE */ |
| /* OBSOLETE /* Return number of bytes at start of arglist that are not really args. *x/ */ |
| /* OBSOLETE */ |
| /* OBSOLETE #define FRAME_ARGS_SKIP 0 */ |
| /* OBSOLETE */ |
| /* OBSOLETE /* Put here the code to store, into a struct frame_saved_regs, */ |
| /* OBSOLETE the addresses of the saved registers of frame described by FRAME_INFO. */ |
| /* OBSOLETE This includes special registers such as pc and fp saved in special */ |
| /* OBSOLETE ways in the stack frame. sp is even more special: */ |
| /* OBSOLETE the address we return for it IS the sp for the next frame. *x/ */ |
| /* OBSOLETE */ |
| /* OBSOLETE /* Normal (short) frames save only PC, FP, (callee's) AP. To reasonably */ |
| /* OBSOLETE handle gcc and pcc register variables, scan the code following the */ |
| /* OBSOLETE call for the instructions the compiler inserts to reload register */ |
| /* OBSOLETE variables from stack slots and record the stack slots as the saved */ |
| /* OBSOLETE locations of those registers. This will occasionally identify some */ |
| /* OBSOLETE random load as a saved register; this is harmless. vc does not */ |
| /* OBSOLETE declare its register allocation actions in the stabs. *x/ */ |
| /* OBSOLETE */ |
| /* OBSOLETE #define FRAME_FIND_SAVED_REGS(frame_info, frame_saved_regs) \ */ |
| /* OBSOLETE { register int regnum; \ */ |
| /* OBSOLETE register int frame_length = /* 3 short, 2 long, 1 extended, 0 context *x/\ */ |
| /* OBSOLETE (read_memory_integer ((frame_info)->frame + 4, 4) >> 25) & 3; \ */ |
| /* OBSOLETE register CORE_ADDR frame_fp = \ */ |
| /* OBSOLETE read_memory_integer ((frame_info)->frame + 8, 4); \ */ |
| /* OBSOLETE register CORE_ADDR next_addr; \ */ |
| /* OBSOLETE memset (&frame_saved_regs, '\0', sizeof frame_saved_regs); \ */ |
| /* OBSOLETE (frame_saved_regs).regs[PC_REGNUM] = (frame_info)->frame + 0; \ */ |
| /* OBSOLETE (frame_saved_regs).regs[PS_REGNUM] = (frame_info)->frame + 4; \ */ |
| /* OBSOLETE (frame_saved_regs).regs[FP_REGNUM] = (frame_info)->frame + 8; \ */ |
| /* OBSOLETE (frame_saved_regs).regs[AP_REGNUM] = frame_fp + 12; \ */ |
| /* OBSOLETE next_addr = (frame_info)->frame + 12; \ */ |
| /* OBSOLETE if (frame_length < 3) \ */ |
| /* OBSOLETE for (regnum = A5_REGNUM; regnum < SP_REGNUM; ++regnum) \ */ |
| /* OBSOLETE (frame_saved_regs).regs[regnum] = (next_addr += 4); \ */ |
| /* OBSOLETE if (frame_length < 2) \ */ |
| /* OBSOLETE (frame_saved_regs).regs[SP_REGNUM] = (next_addr += 4); \ */ |
| /* OBSOLETE next_addr -= 4; \ */ |
| /* OBSOLETE if (frame_length < 3) \ */ |
| /* OBSOLETE for (regnum = S7_REGNUM; regnum < S0_REGNUM; ++regnum) \ */ |
| /* OBSOLETE (frame_saved_regs).regs[regnum] = (next_addr += 8); \ */ |
| /* OBSOLETE if (frame_length < 2) \ */ |
| /* OBSOLETE (frame_saved_regs).regs[S0_REGNUM] = (next_addr += 8); \ */ |
| /* OBSOLETE else \ */ |
| /* OBSOLETE (frame_saved_regs).regs[SP_REGNUM] = next_addr + 8; \ */ |
| /* OBSOLETE if (frame_length == 3) { \ */ |
| /* OBSOLETE CORE_ADDR pc = read_memory_integer ((frame_info)->frame, 4); \ */ |
| /* OBSOLETE int op, ix, disp; \ */ |
| /* OBSOLETE op = read_memory_integer (pc, 2); \ */ |
| /* OBSOLETE if ((op & 0xffc7) == 0x1480) pc += 4; /* add.w #-,sp *x/ \ */ |
| /* OBSOLETE else if ((op & 0xffc7) == 0x58c0) pc += 2; /* add.w #-,sp *x/ \ */ |
| /* OBSOLETE op = read_memory_integer (pc, 2); \ */ |
| /* OBSOLETE if ((op & 0xffc7) == 0x2a06) pc += 4; /* ld.w -,ap *x/ \ */ |
| /* OBSOLETE for (;;) { \ */ |
| /* OBSOLETE op = read_memory_integer (pc, 2); \ */ |
| /* OBSOLETE ix = (op >> 3) & 7; \ */ |
| /* OBSOLETE if ((op & 0xfcc0) == 0x2800) { /* ld.- -,ak *x/ \ */ |
| /* OBSOLETE regnum = SP_REGNUM - (op & 7); \ */ |
| /* OBSOLETE disp = read_memory_integer (pc + 2, 2); \ */ |
| /* OBSOLETE pc += 4;} \ */ |
| /* OBSOLETE else if ((op & 0xfcc0) == 0x2840) { /* ld.- -,ak *x/ \ */ |
| /* OBSOLETE regnum = SP_REGNUM - (op & 7); \ */ |
| /* OBSOLETE disp = read_memory_integer (pc + 2, 4); \ */ |
| /* OBSOLETE pc += 6;} \ */ |
| /* OBSOLETE if ((op & 0xfcc0) == 0x3000) { /* ld.- -,sk *x/ \ */ |
| /* OBSOLETE regnum = S0_REGNUM - (op & 7); \ */ |
| /* OBSOLETE disp = read_memory_integer (pc + 2, 2); \ */ |
| /* OBSOLETE pc += 4;} \ */ |
| /* OBSOLETE else if ((op & 0xfcc0) == 0x3040) { /* ld.- -,sk *x/ \ */ |
| /* OBSOLETE regnum = S0_REGNUM - (op & 7); \ */ |
| /* OBSOLETE disp = read_memory_integer (pc + 2, 4); \ */ |
| /* OBSOLETE pc += 6;} \ */ |
| /* OBSOLETE else if ((op & 0xff00) == 0x7100) { /* br crossjump *x/ \ */ |
| /* OBSOLETE pc += 2 * (char) op; \ */ |
| /* OBSOLETE continue;} \ */ |
| /* OBSOLETE else if (op == 0x0140) { /* jmp crossjump *x/ \ */ |
| /* OBSOLETE pc = read_memory_integer (pc + 2, 4); \ */ |
| /* OBSOLETE continue;} \ */ |
| /* OBSOLETE else break; \ */ |
| /* OBSOLETE if ((frame_saved_regs).regs[regnum]) \ */ |
| /* OBSOLETE break; \ */ |
| /* OBSOLETE if (ix == 7) disp += frame_fp; \ */ |
| /* OBSOLETE else if (ix == 6) disp += read_memory_integer (frame_fp + 12, 4); \ */ |
| /* OBSOLETE else if (ix != 0) break; \ */ |
| /* OBSOLETE (frame_saved_regs).regs[regnum] = \ */ |
| /* OBSOLETE disp - 8 + (1 << ((op >> 8) & 3)); \ */ |
| /* OBSOLETE if (regnum >= S7_REGNUM) \ */ |
| /* OBSOLETE (frame_saved_regs).regs[regnum - S0_REGNUM + s0_REGNUM] = \ */ |
| /* OBSOLETE disp - 4 + (1 << ((op >> 8) & 3)); \ */ |
| /* OBSOLETE } \ */ |
| /* OBSOLETE } \ */ |
| /* OBSOLETE } */ |
| /* OBSOLETE */ |
| /* OBSOLETE /* Things needed for making the inferior call functions. *x/ */ |
| /* OBSOLETE */ |
| /* OBSOLETE #define CALL_DUMMY_LOCATION BEFORE_TEXT_END */ |
| /* OBSOLETE */ |
| /* OBSOLETE /* Push an empty stack frame, to record the current PC, etc. *x/ */ |
| /* OBSOLETE */ |
| /* OBSOLETE #define PUSH_DUMMY_FRAME \ */ |
| /* OBSOLETE { register CORE_ADDR sp = read_register (SP_REGNUM); \ */ |
| /* OBSOLETE register int regnum; \ */ |
| /* OBSOLETE char buf[8]; \ */ |
| /* OBSOLETE long word; \ */ |
| /* OBSOLETE for (regnum = S0_REGNUM; regnum >= S7_REGNUM; --regnum) { \ */ |
| /* OBSOLETE read_register_bytes (REGISTER_BYTE (regnum), buf, 8); \ */ |
| /* OBSOLETE sp = push_bytes (sp, buf, 8);} \ */ |
| /* OBSOLETE for (regnum = SP_REGNUM; regnum >= FP_REGNUM; --regnum) { \ */ |
| /* OBSOLETE word = read_register (regnum); \ */ |
| /* OBSOLETE sp = push_bytes (sp, &word, 4);} \ */ |
| /* OBSOLETE word = (read_register (PS_REGNUM) &~ (3<<25)) | (1<<25); \ */ |
| /* OBSOLETE sp = push_bytes (sp, &word, 4); \ */ |
| /* OBSOLETE word = read_register (PC_REGNUM); \ */ |
| /* OBSOLETE sp = push_bytes (sp, &word, 4); \ */ |
| /* OBSOLETE write_register (SP_REGNUM, sp); \ */ |
| /* OBSOLETE write_register (FP_REGNUM, sp); \ */ |
| /* OBSOLETE write_register (AP_REGNUM, sp);} */ |
| /* OBSOLETE */ |
| /* OBSOLETE /* Discard from the stack the innermost frame, restoring all registers. *x/ */ |
| /* OBSOLETE */ |
| /* OBSOLETE #define POP_FRAME do {\ */ |
| /* OBSOLETE register CORE_ADDR fp = read_register (FP_REGNUM); \ */ |
| /* OBSOLETE register int regnum; \ */ |
| /* OBSOLETE register int frame_length = /* 3 short, 2 long, 1 extended, 0 context *x/ \ */ |
| /* OBSOLETE (read_memory_integer (fp + 4, 4) >> 25) & 3; \ */ |
| /* OBSOLETE char buf[8]; \ */ |
| /* OBSOLETE write_register (PC_REGNUM, read_memory_integer (fp, 4)); \ */ |
| /* OBSOLETE write_register (PS_REGNUM, read_memory_integer (fp += 4, 4)); \ */ |
| /* OBSOLETE write_register (FP_REGNUM, read_memory_integer (fp += 4, 4)); \ */ |
| /* OBSOLETE write_register (AP_REGNUM, read_memory_integer (fp += 4, 4)); \ */ |
| /* OBSOLETE if (frame_length < 3) \ */ |
| /* OBSOLETE for (regnum = A5_REGNUM; regnum < SP_REGNUM; ++regnum) \ */ |
| /* OBSOLETE write_register (regnum, read_memory_integer (fp += 4, 4)); \ */ |
| /* OBSOLETE if (frame_length < 2) \ */ |
| /* OBSOLETE write_register (SP_REGNUM, read_memory_integer (fp += 4, 4)); \ */ |
| /* OBSOLETE fp -= 4; \ */ |
| /* OBSOLETE if (frame_length < 3) \ */ |
| /* OBSOLETE for (regnum = S7_REGNUM; regnum < S0_REGNUM; ++regnum) { \ */ |
| /* OBSOLETE read_memory (fp += 8, buf, 8); \ */ |
| /* OBSOLETE write_register_bytes (REGISTER_BYTE (regnum), buf, 8);} \ */ |
| /* OBSOLETE if (frame_length < 2) { \ */ |
| /* OBSOLETE read_memory (fp += 8, buf, 8); \ */ |
| /* OBSOLETE write_register_bytes (REGISTER_BYTE (regnum), buf, 8);} \ */ |
| /* OBSOLETE else write_register (SP_REGNUM, fp + 8); \ */ |
| /* OBSOLETE flush_cached_frames (); \ */ |
| /* OBSOLETE } while (0) */ |
| /* OBSOLETE */ |
| /* OBSOLETE /* This sequence of words is the instructions */ |
| /* OBSOLETE mov sp,ap */ |
| /* OBSOLETE pshea 69696969 */ |
| /* OBSOLETE calls 32323232 */ |
| /* OBSOLETE bkpt */ |
| /* OBSOLETE Note this is 16 bytes. *x/ */ |
| /* OBSOLETE */ |
| /* OBSOLETE #define CALL_DUMMY {0x50860d4069696969LL,0x2140323232327d50LL} */ |
| /* OBSOLETE */ |
| /* OBSOLETE #define CALL_DUMMY_LENGTH 16 */ |
| /* OBSOLETE */ |
| /* OBSOLETE #define CALL_DUMMY_START_OFFSET 0 */ |
| /* OBSOLETE */ |
| /* OBSOLETE /* Insert the specified number of args and function address */ |
| /* OBSOLETE into a call sequence of the above form stored at DUMMYNAME. *x/ */ |
| /* OBSOLETE */ |
| /* OBSOLETE #define FIX_CALL_DUMMY(dummyname, pc, fun, nargs, args, type, gcc_p) \ */ |
| /* OBSOLETE { *(int *)((char *) dummyname + 4) = nargs; \ */ |
| /* OBSOLETE *(int *)((char *) dummyname + 10) = fun; } */ |
| /* OBSOLETE */ |
| /* OBSOLETE /* Defs to read soff symbol tables, see dbxread.c *x/ */ |
| /* OBSOLETE */ |
| /* OBSOLETE #define NUMBER_OF_SYMBOLS ((long) opthdr.o_nsyms) */ |
| /* OBSOLETE #define STRING_TABLE_OFFSET ((long) filehdr.h_strptr) */ |
| /* OBSOLETE #define SYMBOL_TABLE_OFFSET ((long) opthdr.o_symptr) */ |
| /* OBSOLETE #define STRING_TABLE_SIZE ((long) filehdr.h_strsiz) */ |
| /* OBSOLETE #define SIZE_OF_TEXT_SEGMENT ((long) txthdr.s_size) */ |
| /* OBSOLETE #define ENTRY_POINT ((long) opthdr.o_entry) */ |
| /* OBSOLETE */ |
| /* OBSOLETE #define READ_STRING_TABLE_SIZE(BUFFER) \ */ |
| /* OBSOLETE (BUFFER = STRING_TABLE_SIZE) */ |
| /* OBSOLETE */ |
| /* OBSOLETE #define DECLARE_FILE_HEADERS \ */ |
| /* OBSOLETE FILEHDR filehdr; \ */ |
| /* OBSOLETE OPTHDR opthdr; \ */ |
| /* OBSOLETE SCNHDR txthdr */ |
| /* OBSOLETE */ |
| /* OBSOLETE #define READ_FILE_HEADERS(DESC,NAME) \ */ |
| /* OBSOLETE { \ */ |
| /* OBSOLETE int n; \ */ |
| /* OBSOLETE val = myread (DESC, &filehdr, sizeof filehdr); \ */ |
| /* OBSOLETE if (val < 0) \ */ |
| /* OBSOLETE perror_with_name (NAME); \ */ |
| /* OBSOLETE if (! IS_SOFF_MAGIC (filehdr.h_magic)) \ */ |
| /* OBSOLETE error ("%s: not an executable file.", NAME); \ */ |
| /* OBSOLETE lseek (DESC, 0L, 0); \ */ |
| /* OBSOLETE if (myread (DESC, &filehdr, sizeof filehdr) < 0) \ */ |
| /* OBSOLETE perror_with_name (NAME); \ */ |
| /* OBSOLETE if (myread (DESC, &opthdr, filehdr.h_opthdr) <= 0) \ */ |
| /* OBSOLETE perror_with_name (NAME); \ */ |
| /* OBSOLETE for (n = 0; n < filehdr.h_nscns; n++) \ */ |
| /* OBSOLETE { \ */ |
| /* OBSOLETE if (myread (DESC, &txthdr, sizeof txthdr) < 0) \ */ |
| /* OBSOLETE perror_with_name (NAME); \ */ |
| /* OBSOLETE if ((txthdr.s_flags & S_TYPMASK) == S_TEXT) \ */ |
| /* OBSOLETE break; \ */ |
| /* OBSOLETE } \ */ |
| /* OBSOLETE } */ |
