-/* Pyramid target-dependent code for GDB.
- Copyright (C) 1988, 1989, 1991 Free Software Foundation, Inc.
-
-This file is part of GDB.
-
-This program is free software; you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2 of the License, or
-(at your option) any later version.
-
-This program is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-GNU General Public License for more details.
-
-You should have received a copy of the GNU General Public License
-along with this program; if not, write to the Free Software
-Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
-
-#include "defs.h"
-
-/*** Prettier register printing. ***/
-
-/* Print registers in the same format as pyramid's dbx, adb, sdb. */
-pyr_print_registers(reg_buf, regnum)
- long *reg_buf[];
-{
- register int regno;
- int usp, ksp;
- struct user u;
-
- for (regno = 0; regno < 16; regno++) {
- printf_unfiltered/*_filtered*/ ("%6.6s: %8x %6.6s: %8x %6s: %8x %6s: %8x\n",
- REGISTER_NAME (regno), reg_buf[regno],
- REGISTER_NAME (regno+16), reg_buf[regno+16],
- REGISTER_NAME (regno+32), reg_buf[regno+32],
- REGISTER_NAME (regno+48), reg_buf[regno+48]);
- }
- usp = ptrace (3, inferior_pid,
- (PTRACE_ARG3_TYPE) ((char *)&u.u_pcb.pcb_usp) -
- ((char *)&u), 0);
- ksp = ptrace (3, inferior_pid,
- (PTRACE_ARG3_TYPE) ((char *)&u.u_pcb.pcb_ksp) -
- ((char *)&u), 0);
- printf_unfiltered/*_filtered*/ ("\n%6.6s: %8x %6.6s: %8x (%08x) %6.6s %8x\n",
- REGISTER_NAME (CSP_REGNUM),reg_buf[CSP_REGNUM],
- REGISTER_NAME (KSP_REGNUM), reg_buf[KSP_REGNUM], ksp,
- "usp", usp);
-}
-
-/* Print the register regnum, or all registers if regnum is -1.
- fpregs is currently ignored. */
-
-pyr_do_registers_info (regnum, fpregs)
- int regnum;
- int fpregs;
-{
- /* On a pyr, we know a virtual register can always fit in an long.
- Here (and elsewhere) we take advantage of that. Yuk. */
- long raw_regs[MAX_REGISTER_RAW_SIZE*NUM_REGS];
- register int i;
-
- for (i = 0 ; i < 64 ; i++) {
- read_relative_register_raw_bytes(i, raw_regs+i);
- }
- if (regnum == -1)
- pyr_print_registers (raw_regs, regnum);
- else
- for (i = 0; i < NUM_REGS; i++)
- if (i == regnum) {
- long val = raw_regs[i];
-
- fputs_filtered (REGISTER_NAME (i), stdout);
- printf_filtered(":");
- print_spaces_filtered (6 - strlen (REGISTER_NAME (i)), stdout);
- if (val == 0)
- printf_filtered ("0");
- else
- printf_filtered ("%s %d", local_hex_string_custom(val,"08"), val);
- printf_filtered("\n");
- }
-}
-\f
-/*** Debugging editions of various macros from m-pyr.h ****/
-
-CORE_ADDR frame_locals_address (frame)
- struct frame_info *frame;
-{
- register int addr = find_saved_register (frame,CFP_REGNUM);
- register int result = read_memory_integer (addr, 4);
-#ifdef PYRAMID_CONTROL_FRAME_DEBUGGING
- fprintf_unfiltered (stderr,
- "\t[[..frame_locals:%8x, %s= %x @%x fcfp= %x foo= %x\n\t gr13=%x pr13=%x tr13=%x @%x]]\n",
- frame->frame,
- REGISTER_NAME (CFP_REGNUM),
- result, addr,
- frame->frame_cfp, (CFP_REGNUM),
-
-
- read_register(13), read_register(29), read_register(61),
- find_saved_register(frame, 61));
-#endif /* PYRAMID_CONTROL_FRAME_DEBUGGING */
-
- /* FIXME: I thought read_register (CFP_REGNUM) should be the right answer;
- or at least CFP_REGNUM relative to FRAME (ie, result).
- There seems to be a bug in the way the innermost frame is set up. */
-
- return ((frame->next) ? result: frame->frame_cfp);
-}
-
-CORE_ADDR frame_args_addr (frame)
- struct frame_info *frame;
-{
- register int addr = find_saved_register (frame,CFP_REGNUM);
- register int result = read_memory_integer (addr, 4);
-
-#ifdef PYRAMID_CONTROL_FRAME_DEBUGGING
- fprintf_unfiltered (stderr,
- "\t[[..frame_args:%8x, %s= %x @%x fcfp= %x r_r= %x\n\t gr13=%x pr13=%x tr13=%x @%x]]\n",
- frame->frame,
- REGISTER_NAME (CFP_REGNUM),
- result, addr,
- frame->frame_cfp, read_register(CFP_REGNUM),
-
- read_register(13), read_register(29), read_register(61),
- find_saved_register(frame, 61));
-#endif /* PYRAMID_CONTROL_FRAME_DEBUGGING */
-
- /* FIXME: I thought read_register (CFP_REGNUM) should be the right answer;
- or at least CFP_REGNUM relative to FRAME (ie, result).
- There seems to be a bug in the way the innermost frame is set up. */
- return ((frame->next) ? result: frame->frame_cfp);
-}
-
-#include "symtab.h"
-#include "opcode/pyr.h"
-#include "gdbcore.h"
-
-\f
-/* A couple of functions used for debugging frame-handling on
- Pyramids. (The Pyramid-dependent handling of register values for
- windowed registers is known to be buggy.)
-
- When debugging, these functions can supplant the normal definitions of some
- of the macros in tm-pyramid.h The quantity of information produced
- when these functions are used makes the gdb unusable as a
- debugger for user programs. */
-
-extern unsigned pyr_saved_pc(), pyr_frame_chain();
-
-CORE_ADDR pyr_frame_chain(frame)
- CORE_ADDR frame;
-{
- int foo=frame - CONTROL_STACK_FRAME_SIZE;
- /* printf_unfiltered ("...following chain from %x: got %x\n", frame, foo);*/
- return foo;
-}
-
-CORE_ADDR pyr_saved_pc(frame)
- CORE_ADDR frame;
-{
- int foo=0;
- foo = read_memory_integer (((CORE_ADDR)(frame))+60, 4);
- printf_unfiltered ("..reading pc from frame 0x%0x+%d regs: got %0x\n",
- frame, 60/4, foo);
- return foo;
-}
-
-/* Pyramid instructions are never longer than this many bytes. */
-#define MAXLEN 24
-
-/* Number of elements in the opcode table. */
-/*const*/ static int nopcodes = (sizeof (pyr_opcodes) / sizeof( pyr_opcodes[0]));
-#define NOPCODES (nopcodes)
-
-/* Let's be byte-independent so we can use this as a cross-assembler. */
-
-#define NEXTLONG(p) \
- (p += 4, (((((p[-4] << 8) + p[-3]) << 8) + p[-2]) << 8) + p[-1])
-\f
-/* Print one instruction at address MEMADDR in debugged memory,
- on STREAM. Returns length of the instruction, in bytes. */
-
-int
-pyr_print_insn (memaddr, stream)
- CORE_ADDR memaddr;
- FILE *stream;
-{
- unsigned char buffer[MAXLEN];
- register int i, nargs, insn_size =4;
- register unsigned char *p;
- register char *d;
- register int insn_opcode, operand_mode;
- register int index_multiplier, index_reg_regno, op_1_regno, op_2_regno ;
- long insn; /* first word of the insn, not broken down. */
- pyr_insn_format insn_decode; /* the same, broken out into op{code,erands} */
- long extra_1, extra_2;
-
- read_memory (memaddr, buffer, MAXLEN);
- insn_decode = *((pyr_insn_format *) buffer);
- insn = * ((int *) buffer);
- insn_opcode = insn_decode.operator;
- operand_mode = insn_decode.mode;
- index_multiplier = insn_decode.index_scale;
- index_reg_regno = insn_decode.index_reg;
- op_1_regno = insn_decode.operand_1;
- op_2_regno = insn_decode.operand_2;
-
-
- if (*((int *)buffer) == 0x0) {
- /* "halt" looks just like an invalid "jump" to the insn decoder,
- so is dealt with as a special case */
- fprintf_unfiltered (stream, "halt");
- return (4);
- }
-
- for (i = 0; i < NOPCODES; i++)
- if (pyr_opcodes[i].datum.code == insn_opcode)
- break;
-
- if (i == NOPCODES)
- /* FIXME: Handle unrecognised instructions better. */
- fprintf_unfiltered (stream, "???\t#%08x\t(op=%x mode =%x)",
- insn, insn_decode.operator, insn_decode.mode);
- else
- {
- /* Print the mnemonic for the instruction. Pyramid insn operands
- are so regular that we can deal with almost all of them
- separately.
- Unconditional branches are an exception: they are encoded as
- conditional branches (branch if false condition, I think)
- with no condition specified. The average user will not be
- aware of this. To maintain their illusion that an
- unconditional branch insn exists, we will have to FIXME to
- treat the insn mnemnonic of all branch instructions here as a
- special case: check the operands of branch insn and print an
- appropriate mnemonic. */
-
- fprintf_unfiltered (stream, "%s\t", pyr_opcodes[i].name);
-
- /* Print the operands of the insn (as specified in
- insn.operand_mode).
- Branch operands of branches are a special case: they are a word
- offset, not a byte offset. */
-
- if (insn_decode.operator == 0x01 || insn_decode.operator == 0x02) {
- register int bit_codes=(insn >> 16)&0xf;
- register int i;
- register int displacement = (insn & 0x0000ffff) << 2;
-
- static char cc_bit_names[] = "cvzn"; /* z,n,c,v: strange order? */
-
- /* Is bfc and no bits specified an unconditional branch?*/
- for (i=0;i<4;i++) {
- if ((bit_codes) & 0x1)
- fputc_unfiltered (cc_bit_names[i], stream);
- bit_codes >>= 1;
- }
-
- fprintf_unfiltered (stream, ",%0x",
- displacement + memaddr);
- return (insn_size);
- }
-
- switch (operand_mode) {
- case 0:
- fprintf_unfiltered (stream, "%s,%s",
- REGISTER_NAME (op_1_regno),
- REGISTER_NAME (op_2_regno));
- break;
-
- case 1:
- fprintf_unfiltered (stream, " 0x%0x,%s",
- op_1_regno,
- REGISTER_NAME (op_2_regno));
- break;
-
- case 2:
- read_memory (memaddr+4, buffer, MAXLEN);
- insn_size += 4;
- extra_1 = * ((int *) buffer);
- fprintf_unfiltered (stream, " $0x%0x,%s",
- extra_1,
- REGISTER_NAME (op_2_regno));
- break;
- case 3:
- fprintf_unfiltered (stream, " (%s),%s",
- REGISTER_NAME (op_1_regno),
- REGISTER_NAME (op_2_regno));
- break;
-
- case 4:
- read_memory (memaddr+4, buffer, MAXLEN);
- insn_size += 4;
- extra_1 = * ((int *) buffer);
- fprintf_unfiltered (stream, " 0x%0x(%s),%s",
- extra_1,
- REGISTER_NAME (op_1_regno),
- REGISTER_NAME (op_2_regno));
- break;
-
- /* S1 destination mode */
- case 5:
- fprintf_unfiltered (stream,
- ((index_reg_regno) ? "%s,(%s)[%s*%1d]" : "%s,(%s)"),
- REGISTER_NAME (op_1_regno),
- REGISTER_NAME (op_2_regno),
- REGISTER_NAME (index_reg_regno),
- index_multiplier);
- break;
-
- case 6:
- fprintf_unfiltered (stream,
- ((index_reg_regno) ? " $%#0x,(%s)[%s*%1d]"
- : " $%#0x,(%s)"),
- op_1_regno,
- REGISTER_NAME (op_2_regno),
- REGISTER_NAME (index_reg_regno),
- index_multiplier);
- break;
-
- case 7:
- read_memory (memaddr+4, buffer, MAXLEN);
- insn_size += 4;
- extra_1 = * ((int *) buffer);
- fprintf_unfiltered (stream,
- ((index_reg_regno) ? " $%#0x,(%s)[%s*%1d]"
- : " $%#0x,(%s)"),
- extra_1,
- REGISTER_NAME (op_2_regno),
- REGISTER_NAME (index_reg_regno),
- index_multiplier);
- break;
-
- case 8:
- fprintf_unfiltered (stream,
- ((index_reg_regno) ? " (%s),(%s)[%s*%1d]" : " (%s),(%s)"),
- REGISTER_NAME (op_1_regno),
- REGISTER_NAME (op_2_regno),
- REGISTER_NAME (index_reg_regno),
- index_multiplier);
- break;
-
- case 9:
- read_memory (memaddr+4, buffer, MAXLEN);
- insn_size += 4;
- extra_1 = * ((int *) buffer);
- fprintf_unfiltered (stream,
- ((index_reg_regno)
- ? "%#0x(%s),(%s)[%s*%1d]"
- : "%#0x(%s),(%s)"),
- extra_1,
- REGISTER_NAME (op_1_regno),
- REGISTER_NAME (op_2_regno),
- REGISTER_NAME (index_reg_regno),
- index_multiplier);
- break;
-
- /* S2 destination mode */
- case 10:
- read_memory (memaddr+4, buffer, MAXLEN);
- insn_size += 4;
- extra_1 = * ((int *) buffer);
- fprintf_unfiltered (stream,
- ((index_reg_regno) ? "%s,%#0x(%s)[%s*%1d]" : "%s,%#0x(%s)"),
- REGISTER_NAME (op_1_regno),
- extra_1,
- REGISTER_NAME (op_2_regno),
- REGISTER_NAME (index_reg_regno),
- index_multiplier);
- break;
- case 11:
- read_memory (memaddr+4, buffer, MAXLEN);
- insn_size += 4;
- extra_1 = * ((int *) buffer);
- fprintf_unfiltered (stream,
- ((index_reg_regno) ?
- " $%#0x,%#0x(%s)[%s*%1d]" : " $%#0x,%#0x(%s)"),
- op_1_regno,
- extra_1,
- REGISTER_NAME (op_2_regno),
- REGISTER_NAME (index_reg_regno),
- index_multiplier);
- break;
- case 12:
- read_memory (memaddr+4, buffer, MAXLEN);
- insn_size += 4;
- extra_1 = * ((int *) buffer);
- read_memory (memaddr+8, buffer, MAXLEN);
- insn_size += 4;
- extra_2 = * ((int *) buffer);
- fprintf_unfiltered (stream,
- ((index_reg_regno) ?
- " $%#0x,%#0x(%s)[%s*%1d]" : " $%#0x,%#0x(%s)"),
- extra_1,
- extra_2,
- REGISTER_NAME (op_2_regno),
- REGISTER_NAME (index_reg_regno),
- index_multiplier);
- break;
-
- case 13:
- read_memory (memaddr+4, buffer, MAXLEN);
- insn_size += 4;
- extra_1 = * ((int *) buffer);
- fprintf_unfiltered (stream,
- ((index_reg_regno)
- ? " (%s),%#0x(%s)[%s*%1d]"
- : " (%s),%#0x(%s)"),
- REGISTER_NAME (op_1_regno),
- extra_1,
- REGISTER_NAME (op_2_regno),
- REGISTER_NAME (index_reg_regno),
- index_multiplier);
- break;
- case 14:
- read_memory (memaddr+4, buffer, MAXLEN);
- insn_size += 4;
- extra_1 = * ((int *) buffer);
- read_memory (memaddr+8, buffer, MAXLEN);
- insn_size += 4;
- extra_2 = * ((int *) buffer);
- fprintf_unfiltered (stream,
- ((index_reg_regno) ? "%#0x(%s),%#0x(%s)[%s*%1d]"
- : "%#0x(%s),%#0x(%s) "),
- extra_1,
- REGISTER_NAME (op_1_regno),
- extra_2,
- REGISTER_NAME (op_2_regno),
- REGISTER_NAME (index_reg_regno),
- index_multiplier);
- break;
-
- default:
- fprintf_unfiltered (stream,
- ((index_reg_regno) ? "%s,%s [%s*%1d]" : "%s,%s"),
- REGISTER_NAME (op_1_regno),
- REGISTER_NAME (op_2_regno),
- REGISTER_NAME (index_reg_regno),
- index_multiplier);
- fprintf_unfiltered (stream,
- "\t\t# unknown mode in %08x",
- insn);
- break;
- } /* switch */
- }
-
- {
- return insn_size;
- }
- abort ();
-}
+/* OBSOLETE /* Pyramid target-dependent code for GDB. */
+/* OBSOLETE Copyright (C) 1988, 1989, 1991, 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 */
+/* OBSOLETE /*** Prettier register printing. ***x/ */
+/* OBSOLETE */
+/* OBSOLETE /* Print registers in the same format as pyramid's dbx, adb, sdb. *x/ */
+/* OBSOLETE pyr_print_registers(reg_buf, regnum) */
+/* OBSOLETE long *reg_buf[]; */
+/* OBSOLETE { */
+/* OBSOLETE register int regno; */
+/* OBSOLETE int usp, ksp; */
+/* OBSOLETE struct user u; */
+/* OBSOLETE */
+/* OBSOLETE for (regno = 0; regno < 16; regno++) { */
+/* OBSOLETE printf_unfiltered/*_filtered*x/ ("%6.6s: %8x %6.6s: %8x %6s: %8x %6s: %8x\n", */
+/* OBSOLETE REGISTER_NAME (regno), reg_buf[regno], */
+/* OBSOLETE REGISTER_NAME (regno+16), reg_buf[regno+16], */
+/* OBSOLETE REGISTER_NAME (regno+32), reg_buf[regno+32], */
+/* OBSOLETE REGISTER_NAME (regno+48), reg_buf[regno+48]); */
+/* OBSOLETE } */
+/* OBSOLETE usp = ptrace (3, inferior_pid, */
+/* OBSOLETE (PTRACE_ARG3_TYPE) ((char *)&u.u_pcb.pcb_usp) - */
+/* OBSOLETE ((char *)&u), 0); */
+/* OBSOLETE ksp = ptrace (3, inferior_pid, */
+/* OBSOLETE (PTRACE_ARG3_TYPE) ((char *)&u.u_pcb.pcb_ksp) - */
+/* OBSOLETE ((char *)&u), 0); */
+/* OBSOLETE printf_unfiltered/*_filtered*x/ ("\n%6.6s: %8x %6.6s: %8x (%08x) %6.6s %8x\n", */
+/* OBSOLETE REGISTER_NAME (CSP_REGNUM),reg_buf[CSP_REGNUM], */
+/* OBSOLETE REGISTER_NAME (KSP_REGNUM), reg_buf[KSP_REGNUM], ksp, */
+/* OBSOLETE "usp", usp); */
+/* OBSOLETE } */
+/* OBSOLETE */
+/* OBSOLETE /* Print the register regnum, or all registers if regnum is -1. */
+/* OBSOLETE fpregs is currently ignored. *x/ */
+/* OBSOLETE */
+/* OBSOLETE pyr_do_registers_info (regnum, fpregs) */
+/* OBSOLETE int regnum; */
+/* OBSOLETE int fpregs; */
+/* OBSOLETE { */
+/* OBSOLETE /* On a pyr, we know a virtual register can always fit in an long. */
+/* OBSOLETE Here (and elsewhere) we take advantage of that. Yuk. *x/ */
+/* OBSOLETE long raw_regs[MAX_REGISTER_RAW_SIZE*NUM_REGS]; */
+/* OBSOLETE register int i; */
+/* OBSOLETE */
+/* OBSOLETE for (i = 0 ; i < 64 ; i++) { */
+/* OBSOLETE read_relative_register_raw_bytes(i, raw_regs+i); */
+/* OBSOLETE } */
+/* OBSOLETE if (regnum == -1) */
+/* OBSOLETE pyr_print_registers (raw_regs, regnum); */
+/* OBSOLETE else */
+/* OBSOLETE for (i = 0; i < NUM_REGS; i++) */
+/* OBSOLETE if (i == regnum) { */
+/* OBSOLETE long val = raw_regs[i]; */
+/* OBSOLETE */
+/* OBSOLETE fputs_filtered (REGISTER_NAME (i), gdb_stdout); */
+/* OBSOLETE printf_filtered(":"); */
+/* OBSOLETE print_spaces_filtered (6 - strlen (REGISTER_NAME (i)), gdb_stdout); */
+/* OBSOLETE if (val == 0) */
+/* OBSOLETE printf_filtered ("0"); */
+/* OBSOLETE else */
+/* OBSOLETE printf_filtered ("%s %d", local_hex_string_custom(val,"08"), val); */
+/* OBSOLETE printf_filtered("\n"); */
+/* OBSOLETE } */
+/* OBSOLETE } */
+/* OBSOLETE \f */
+/* OBSOLETE /*** Debugging editions of various macros from m-pyr.h ****x/ */
+/* OBSOLETE */
+/* OBSOLETE CORE_ADDR frame_locals_address (frame) */
+/* OBSOLETE struct frame_info *frame; */
+/* OBSOLETE { */
+/* OBSOLETE register int addr = find_saved_register (frame,CFP_REGNUM); */
+/* OBSOLETE register int result = read_memory_integer (addr, 4); */
+/* OBSOLETE #ifdef PYRAMID_CONTROL_FRAME_DEBUGGING */
+/* OBSOLETE fprintf_unfiltered (gdb_stderr, */
+/* OBSOLETE "\t[[..frame_locals:%8x, %s= %x @%x fcfp= %x foo= %x\n\t gr13=%x pr13=%x tr13=%x @%x]]\n", */
+/* OBSOLETE frame->frame, */
+/* OBSOLETE REGISTER_NAME (CFP_REGNUM), */
+/* OBSOLETE result, addr, */
+/* OBSOLETE frame->frame_cfp, (CFP_REGNUM), */
+/* OBSOLETE */
+/* OBSOLETE */
+/* OBSOLETE read_register(13), read_register(29), read_register(61), */
+/* OBSOLETE find_saved_register(frame, 61)); */
+/* OBSOLETE #endif /* PYRAMID_CONTROL_FRAME_DEBUGGING *x/ */
+/* OBSOLETE */
+/* OBSOLETE /* FIXME: I thought read_register (CFP_REGNUM) should be the right answer; */
+/* OBSOLETE or at least CFP_REGNUM relative to FRAME (ie, result). */
+/* OBSOLETE There seems to be a bug in the way the innermost frame is set up. *x/ */
+/* OBSOLETE */
+/* OBSOLETE return ((frame->next) ? result: frame->frame_cfp); */
+/* OBSOLETE } */
+/* OBSOLETE */
+/* OBSOLETE CORE_ADDR frame_args_addr (frame) */
+/* OBSOLETE struct frame_info *frame; */
+/* OBSOLETE { */
+/* OBSOLETE register int addr = find_saved_register (frame,CFP_REGNUM); */
+/* OBSOLETE register int result = read_memory_integer (addr, 4); */
+/* OBSOLETE */
+/* OBSOLETE #ifdef PYRAMID_CONTROL_FRAME_DEBUGGING */
+/* OBSOLETE fprintf_unfiltered (gdb_stderr, */
+/* OBSOLETE "\t[[..frame_args:%8x, %s= %x @%x fcfp= %x r_r= %x\n\t gr13=%x pr13=%x tr13=%x @%x]]\n", */
+/* OBSOLETE frame->frame, */
+/* OBSOLETE REGISTER_NAME (CFP_REGNUM), */
+/* OBSOLETE result, addr, */
+/* OBSOLETE frame->frame_cfp, read_register(CFP_REGNUM), */
+/* OBSOLETE */
+/* OBSOLETE read_register(13), read_register(29), read_register(61), */
+/* OBSOLETE find_saved_register(frame, 61)); */
+/* OBSOLETE #endif /* PYRAMID_CONTROL_FRAME_DEBUGGING *x/ */
+/* OBSOLETE */
+/* OBSOLETE /* FIXME: I thought read_register (CFP_REGNUM) should be the right answer; */
+/* OBSOLETE or at least CFP_REGNUM relative to FRAME (ie, result). */
+/* OBSOLETE There seems to be a bug in the way the innermost frame is set up. *x/ */
+/* OBSOLETE return ((frame->next) ? result: frame->frame_cfp); */
+/* OBSOLETE } */
+/* OBSOLETE */
+/* OBSOLETE #include "symtab.h" */
+/* OBSOLETE #include "opcode/pyr.h" */
+/* OBSOLETE #include "gdbcore.h" */
+/* OBSOLETE */
+/* OBSOLETE \f */
+/* OBSOLETE /* A couple of functions used for debugging frame-handling on */
+/* OBSOLETE Pyramids. (The Pyramid-dependent handling of register values for */
+/* OBSOLETE windowed registers is known to be buggy.) */
+/* OBSOLETE */
+/* OBSOLETE When debugging, these functions can supplant the normal definitions of some */
+/* OBSOLETE of the macros in tm-pyramid.h The quantity of information produced */
+/* OBSOLETE when these functions are used makes the gdb unusable as a */
+/* OBSOLETE debugger for user programs. *x/ */
+/* OBSOLETE */
+/* OBSOLETE extern unsigned pyr_saved_pc(), pyr_frame_chain(); */
+/* OBSOLETE */
+/* OBSOLETE CORE_ADDR pyr_frame_chain(frame) */
+/* OBSOLETE CORE_ADDR frame; */
+/* OBSOLETE { */
+/* OBSOLETE int foo=frame - CONTROL_STACK_FRAME_SIZE; */
+/* OBSOLETE /* printf_unfiltered ("...following chain from %x: got %x\n", frame, foo);*x/ */
+/* OBSOLETE return foo; */
+/* OBSOLETE } */
+/* OBSOLETE */
+/* OBSOLETE CORE_ADDR pyr_saved_pc(frame) */
+/* OBSOLETE CORE_ADDR frame; */
+/* OBSOLETE { */
+/* OBSOLETE int foo=0; */
+/* OBSOLETE foo = read_memory_integer (((CORE_ADDR)(frame))+60, 4); */
+/* OBSOLETE printf_unfiltered ("..reading pc from frame 0x%0x+%d regs: got %0x\n", */
+/* OBSOLETE frame, 60/4, foo); */
+/* OBSOLETE return foo; */
+/* OBSOLETE } */
+/* OBSOLETE */
+/* OBSOLETE /* Pyramid instructions are never longer than this many bytes. *x/ */
+/* OBSOLETE #define MAXLEN 24 */
+/* OBSOLETE */
+/* OBSOLETE /* Number of elements in the opcode table. *x/ */
+/* OBSOLETE /*const*x/ static int nopcodes = (sizeof (pyr_opcodes) / sizeof( pyr_opcodes[0])); */
+/* OBSOLETE #define NOPCODES (nopcodes) */
+/* OBSOLETE */
+/* OBSOLETE /* Let's be byte-independent so we can use this as a cross-assembler. *x/ */
+/* OBSOLETE */
+/* OBSOLETE #define NEXTLONG(p) \ */
+/* OBSOLETE (p += 4, (((((p[-4] << 8) + p[-3]) << 8) + p[-2]) << 8) + p[-1]) */
+/* OBSOLETE \f */
+/* OBSOLETE /* Print one instruction at address MEMADDR in debugged memory, */
+/* OBSOLETE on STREAM. Returns length of the instruction, in bytes. *x/ */
+/* OBSOLETE */
+/* OBSOLETE int */
+/* OBSOLETE pyr_print_insn (memaddr, stream) */
+/* OBSOLETE CORE_ADDR memaddr; */
+/* OBSOLETE struct ui_file *stream; */
+/* OBSOLETE { */
+/* OBSOLETE unsigned char buffer[MAXLEN]; */
+/* OBSOLETE register int i, nargs, insn_size =4; */
+/* OBSOLETE register unsigned char *p; */
+/* OBSOLETE register char *d; */
+/* OBSOLETE register int insn_opcode, operand_mode; */
+/* OBSOLETE register int index_multiplier, index_reg_regno, op_1_regno, op_2_regno ; */
+/* OBSOLETE long insn; /* first word of the insn, not broken down. *x/ */
+/* OBSOLETE pyr_insn_format insn_decode; /* the same, broken out into op{code,erands} *x/ */
+/* OBSOLETE long extra_1, extra_2; */
+/* OBSOLETE */
+/* OBSOLETE read_memory (memaddr, buffer, MAXLEN); */
+/* OBSOLETE insn_decode = *((pyr_insn_format *) buffer); */
+/* OBSOLETE insn = * ((int *) buffer); */
+/* OBSOLETE insn_opcode = insn_decode.operator; */
+/* OBSOLETE operand_mode = insn_decode.mode; */
+/* OBSOLETE index_multiplier = insn_decode.index_scale; */
+/* OBSOLETE index_reg_regno = insn_decode.index_reg; */
+/* OBSOLETE op_1_regno = insn_decode.operand_1; */
+/* OBSOLETE op_2_regno = insn_decode.operand_2; */
+/* OBSOLETE */
+/* OBSOLETE */
+/* OBSOLETE if (*((int *)buffer) == 0x0) { */
+/* OBSOLETE /* "halt" looks just like an invalid "jump" to the insn decoder, */
+/* OBSOLETE so is dealt with as a special case *x/ */
+/* OBSOLETE fprintf_unfiltered (stream, "halt"); */
+/* OBSOLETE return (4); */
+/* OBSOLETE } */
+/* OBSOLETE */
+/* OBSOLETE for (i = 0; i < NOPCODES; i++) */
+/* OBSOLETE if (pyr_opcodes[i].datum.code == insn_opcode) */
+/* OBSOLETE break; */
+/* OBSOLETE */
+/* OBSOLETE if (i == NOPCODES) */
+/* OBSOLETE /* FIXME: Handle unrecognised instructions better. *x/ */
+/* OBSOLETE fprintf_unfiltered (stream, "???\t#%08x\t(op=%x mode =%x)", */
+/* OBSOLETE insn, insn_decode.operator, insn_decode.mode); */
+/* OBSOLETE else */
+/* OBSOLETE { */
+/* OBSOLETE /* Print the mnemonic for the instruction. Pyramid insn operands */
+/* OBSOLETE are so regular that we can deal with almost all of them */
+/* OBSOLETE separately. */
+/* OBSOLETE Unconditional branches are an exception: they are encoded as */
+/* OBSOLETE conditional branches (branch if false condition, I think) */
+/* OBSOLETE with no condition specified. The average user will not be */
+/* OBSOLETE aware of this. To maintain their illusion that an */
+/* OBSOLETE unconditional branch insn exists, we will have to FIXME to */
+/* OBSOLETE treat the insn mnemnonic of all branch instructions here as a */
+/* OBSOLETE special case: check the operands of branch insn and print an */
+/* OBSOLETE appropriate mnemonic. *x/ */
+/* OBSOLETE */
+/* OBSOLETE fprintf_unfiltered (stream, "%s\t", pyr_opcodes[i].name); */
+/* OBSOLETE */
+/* OBSOLETE /* Print the operands of the insn (as specified in */
+/* OBSOLETE insn.operand_mode). */
+/* OBSOLETE Branch operands of branches are a special case: they are a word */
+/* OBSOLETE offset, not a byte offset. *x/ */
+/* OBSOLETE */
+/* OBSOLETE if (insn_decode.operator == 0x01 || insn_decode.operator == 0x02) { */
+/* OBSOLETE register int bit_codes=(insn >> 16)&0xf; */
+/* OBSOLETE register int i; */
+/* OBSOLETE register int displacement = (insn & 0x0000ffff) << 2; */
+/* OBSOLETE */
+/* OBSOLETE static char cc_bit_names[] = "cvzn"; /* z,n,c,v: strange order? *x/ */
+/* OBSOLETE */
+/* OBSOLETE /* Is bfc and no bits specified an unconditional branch?*x/ */
+/* OBSOLETE for (i=0;i<4;i++) { */
+/* OBSOLETE if ((bit_codes) & 0x1) */
+/* OBSOLETE fputc_unfiltered (cc_bit_names[i], stream); */
+/* OBSOLETE bit_codes >>= 1; */
+/* OBSOLETE } */
+/* OBSOLETE */
+/* OBSOLETE fprintf_unfiltered (stream, ",%0x", */
+/* OBSOLETE displacement + memaddr); */
+/* OBSOLETE return (insn_size); */
+/* OBSOLETE } */
+/* OBSOLETE */
+/* OBSOLETE switch (operand_mode) { */
+/* OBSOLETE case 0: */
+/* OBSOLETE fprintf_unfiltered (stream, "%s,%s", */
+/* OBSOLETE REGISTER_NAME (op_1_regno), */
+/* OBSOLETE REGISTER_NAME (op_2_regno)); */
+/* OBSOLETE break; */
+/* OBSOLETE */
+/* OBSOLETE case 1: */
+/* OBSOLETE fprintf_unfiltered (stream, " 0x%0x,%s", */
+/* OBSOLETE op_1_regno, */
+/* OBSOLETE REGISTER_NAME (op_2_regno)); */
+/* OBSOLETE break; */
+/* OBSOLETE */
+/* OBSOLETE case 2: */
+/* OBSOLETE read_memory (memaddr+4, buffer, MAXLEN); */
+/* OBSOLETE insn_size += 4; */
+/* OBSOLETE extra_1 = * ((int *) buffer); */
+/* OBSOLETE fprintf_unfiltered (stream, " $0x%0x,%s", */
+/* OBSOLETE extra_1, */
+/* OBSOLETE REGISTER_NAME (op_2_regno)); */
+/* OBSOLETE break; */
+/* OBSOLETE case 3: */
+/* OBSOLETE fprintf_unfiltered (stream, " (%s),%s", */
+/* OBSOLETE REGISTER_NAME (op_1_regno), */
+/* OBSOLETE REGISTER_NAME (op_2_regno)); */
+/* OBSOLETE break; */
+/* OBSOLETE */
+/* OBSOLETE case 4: */
+/* OBSOLETE read_memory (memaddr+4, buffer, MAXLEN); */
+/* OBSOLETE insn_size += 4; */
+/* OBSOLETE extra_1 = * ((int *) buffer); */
+/* OBSOLETE fprintf_unfiltered (stream, " 0x%0x(%s),%s", */
+/* OBSOLETE extra_1, */
+/* OBSOLETE REGISTER_NAME (op_1_regno), */
+/* OBSOLETE REGISTER_NAME (op_2_regno)); */
+/* OBSOLETE break; */
+/* OBSOLETE */
+/* OBSOLETE /* S1 destination mode *x/ */
+/* OBSOLETE case 5: */
+/* OBSOLETE fprintf_unfiltered (stream, */
+/* OBSOLETE ((index_reg_regno) ? "%s,(%s)[%s*%1d]" : "%s,(%s)"), */
+/* OBSOLETE REGISTER_NAME (op_1_regno), */
+/* OBSOLETE REGISTER_NAME (op_2_regno), */
+/* OBSOLETE REGISTER_NAME (index_reg_regno), */
+/* OBSOLETE index_multiplier); */
+/* OBSOLETE break; */
+/* OBSOLETE */
+/* OBSOLETE case 6: */
+/* OBSOLETE fprintf_unfiltered (stream, */
+/* OBSOLETE ((index_reg_regno) ? " $%#0x,(%s)[%s*%1d]" */
+/* OBSOLETE : " $%#0x,(%s)"), */
+/* OBSOLETE op_1_regno, */
+/* OBSOLETE REGISTER_NAME (op_2_regno), */
+/* OBSOLETE REGISTER_NAME (index_reg_regno), */
+/* OBSOLETE index_multiplier); */
+/* OBSOLETE break; */
+/* OBSOLETE */
+/* OBSOLETE case 7: */
+/* OBSOLETE read_memory (memaddr+4, buffer, MAXLEN); */
+/* OBSOLETE insn_size += 4; */
+/* OBSOLETE extra_1 = * ((int *) buffer); */
+/* OBSOLETE fprintf_unfiltered (stream, */
+/* OBSOLETE ((index_reg_regno) ? " $%#0x,(%s)[%s*%1d]" */
+/* OBSOLETE : " $%#0x,(%s)"), */
+/* OBSOLETE extra_1, */
+/* OBSOLETE REGISTER_NAME (op_2_regno), */
+/* OBSOLETE REGISTER_NAME (index_reg_regno), */
+/* OBSOLETE index_multiplier); */
+/* OBSOLETE break; */
+/* OBSOLETE */
+/* OBSOLETE case 8: */
+/* OBSOLETE fprintf_unfiltered (stream, */
+/* OBSOLETE ((index_reg_regno) ? " (%s),(%s)[%s*%1d]" : " (%s),(%s)"), */
+/* OBSOLETE REGISTER_NAME (op_1_regno), */
+/* OBSOLETE REGISTER_NAME (op_2_regno), */
+/* OBSOLETE REGISTER_NAME (index_reg_regno), */
+/* OBSOLETE index_multiplier); */
+/* OBSOLETE break; */
+/* OBSOLETE */
+/* OBSOLETE case 9: */
+/* OBSOLETE read_memory (memaddr+4, buffer, MAXLEN); */
+/* OBSOLETE insn_size += 4; */
+/* OBSOLETE extra_1 = * ((int *) buffer); */
+/* OBSOLETE fprintf_unfiltered (stream, */
+/* OBSOLETE ((index_reg_regno) */
+/* OBSOLETE ? "%#0x(%s),(%s)[%s*%1d]" */
+/* OBSOLETE : "%#0x(%s),(%s)"), */
+/* OBSOLETE extra_1, */
+/* OBSOLETE REGISTER_NAME (op_1_regno), */
+/* OBSOLETE REGISTER_NAME (op_2_regno), */
+/* OBSOLETE REGISTER_NAME (index_reg_regno), */
+/* OBSOLETE index_multiplier); */
+/* OBSOLETE break; */
+/* OBSOLETE */
+/* OBSOLETE /* S2 destination mode *x/ */
+/* OBSOLETE case 10: */
+/* OBSOLETE read_memory (memaddr+4, buffer, MAXLEN); */
+/* OBSOLETE insn_size += 4; */
+/* OBSOLETE extra_1 = * ((int *) buffer); */
+/* OBSOLETE fprintf_unfiltered (stream, */
+/* OBSOLETE ((index_reg_regno) ? "%s,%#0x(%s)[%s*%1d]" : "%s,%#0x(%s)"), */
+/* OBSOLETE REGISTER_NAME (op_1_regno), */
+/* OBSOLETE extra_1, */
+/* OBSOLETE REGISTER_NAME (op_2_regno), */
+/* OBSOLETE REGISTER_NAME (index_reg_regno), */
+/* OBSOLETE index_multiplier); */
+/* OBSOLETE break; */
+/* OBSOLETE case 11: */
+/* OBSOLETE read_memory (memaddr+4, buffer, MAXLEN); */
+/* OBSOLETE insn_size += 4; */
+/* OBSOLETE extra_1 = * ((int *) buffer); */
+/* OBSOLETE fprintf_unfiltered (stream, */
+/* OBSOLETE ((index_reg_regno) ? */
+/* OBSOLETE " $%#0x,%#0x(%s)[%s*%1d]" : " $%#0x,%#0x(%s)"), */
+/* OBSOLETE op_1_regno, */
+/* OBSOLETE extra_1, */
+/* OBSOLETE REGISTER_NAME (op_2_regno), */
+/* OBSOLETE REGISTER_NAME (index_reg_regno), */
+/* OBSOLETE index_multiplier); */
+/* OBSOLETE break; */
+/* OBSOLETE case 12: */
+/* OBSOLETE read_memory (memaddr+4, buffer, MAXLEN); */
+/* OBSOLETE insn_size += 4; */
+/* OBSOLETE extra_1 = * ((int *) buffer); */
+/* OBSOLETE read_memory (memaddr+8, buffer, MAXLEN); */
+/* OBSOLETE insn_size += 4; */
+/* OBSOLETE extra_2 = * ((int *) buffer); */
+/* OBSOLETE fprintf_unfiltered (stream, */
+/* OBSOLETE ((index_reg_regno) ? */
+/* OBSOLETE " $%#0x,%#0x(%s)[%s*%1d]" : " $%#0x,%#0x(%s)"), */
+/* OBSOLETE extra_1, */
+/* OBSOLETE extra_2, */
+/* OBSOLETE REGISTER_NAME (op_2_regno), */
+/* OBSOLETE REGISTER_NAME (index_reg_regno), */
+/* OBSOLETE index_multiplier); */
+/* OBSOLETE break; */
+/* OBSOLETE */
+/* OBSOLETE case 13: */
+/* OBSOLETE read_memory (memaddr+4, buffer, MAXLEN); */
+/* OBSOLETE insn_size += 4; */
+/* OBSOLETE extra_1 = * ((int *) buffer); */
+/* OBSOLETE fprintf_unfiltered (stream, */
+/* OBSOLETE ((index_reg_regno) */
+/* OBSOLETE ? " (%s),%#0x(%s)[%s*%1d]" */
+/* OBSOLETE : " (%s),%#0x(%s)"), */
+/* OBSOLETE REGISTER_NAME (op_1_regno), */
+/* OBSOLETE extra_1, */
+/* OBSOLETE REGISTER_NAME (op_2_regno), */
+/* OBSOLETE REGISTER_NAME (index_reg_regno), */
+/* OBSOLETE index_multiplier); */
+/* OBSOLETE break; */
+/* OBSOLETE case 14: */
+/* OBSOLETE read_memory (memaddr+4, buffer, MAXLEN); */
+/* OBSOLETE insn_size += 4; */
+/* OBSOLETE extra_1 = * ((int *) buffer); */
+/* OBSOLETE read_memory (memaddr+8, buffer, MAXLEN); */
+/* OBSOLETE insn_size += 4; */
+/* OBSOLETE extra_2 = * ((int *) buffer); */
+/* OBSOLETE fprintf_unfiltered (stream, */
+/* OBSOLETE ((index_reg_regno) ? "%#0x(%s),%#0x(%s)[%s*%1d]" */
+/* OBSOLETE : "%#0x(%s),%#0x(%s) "), */
+/* OBSOLETE extra_1, */
+/* OBSOLETE REGISTER_NAME (op_1_regno), */
+/* OBSOLETE extra_2, */
+/* OBSOLETE REGISTER_NAME (op_2_regno), */
+/* OBSOLETE REGISTER_NAME (index_reg_regno), */
+/* OBSOLETE index_multiplier); */
+/* OBSOLETE break; */
+/* OBSOLETE */
+/* OBSOLETE default: */
+/* OBSOLETE fprintf_unfiltered (stream, */
+/* OBSOLETE ((index_reg_regno) ? "%s,%s [%s*%1d]" : "%s,%s"), */
+/* OBSOLETE REGISTER_NAME (op_1_regno), */
+/* OBSOLETE REGISTER_NAME (op_2_regno), */
+/* OBSOLETE REGISTER_NAME (index_reg_regno), */
+/* OBSOLETE index_multiplier); */
+/* OBSOLETE fprintf_unfiltered (stream, */
+/* OBSOLETE "\t\t# unknown mode in %08x", */
+/* OBSOLETE insn); */
+/* OBSOLETE break; */
+/* OBSOLETE } /* switch *x/ */
+/* OBSOLETE } */
+/* OBSOLETE */
+/* OBSOLETE { */
+/* OBSOLETE return insn_size; */
+/* OBSOLETE } */
+/* OBSOLETE abort (); */
+/* OBSOLETE } */
projects / deliverable / binutils-gdb.git / blobdiff