diff options
Diffstat (limited to 'gdb/tahoe-tdep.c')
| -rw-r--r-- | gdb/tahoe-tdep.c | 120 |
1 files changed, 54 insertions, 66 deletions
diff --git a/gdb/tahoe-tdep.c b/gdb/tahoe-tdep.c index 8bf851d..bbbb7b5 100644 --- a/gdb/tahoe-tdep.c +++ b/gdb/tahoe-tdep.c @@ -3,21 +3,22 @@ Contributed by the State University of New York at Buffalo, by the Distributed Computer Systems Lab, Department of Computer Science, 1991. -This file is part of GDB. + 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 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. + 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. */ + 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" #include "symtab.h" @@ -40,24 +41,24 @@ tahoe_skip_prologue (pc) { register int op = (unsigned char) read_memory_integer (pc, 1); if (op == 0x11) - pc += 2; /* skip brb */ + pc += 2; /* skip brb */ if (op == 0x13) - pc += 3; /* skip brw */ + pc += 3; /* skip brw */ if (op == 0x2c - && ((unsigned char) read_memory_integer (pc+2, 1)) == 0x5e) - pc += 3; /* skip subl2 */ + && ((unsigned char) read_memory_integer (pc + 2, 1)) == 0x5e) + pc += 3; /* skip subl2 */ if (op == 0xe9 - && ((unsigned char) read_memory_integer (pc+1, 1)) == 0xae - && ((unsigned char) read_memory_integer(pc+3, 1)) == 0x5e) - pc += 4; /* skip movab */ + && ((unsigned char) read_memory_integer (pc + 1, 1)) == 0xae + && ((unsigned char) read_memory_integer (pc + 3, 1)) == 0x5e) + pc += 4; /* skip movab */ if (op == 0xe9 - && ((unsigned char) read_memory_integer (pc+1, 1)) == 0xce - && ((unsigned char) read_memory_integer(pc+4, 1)) == 0x5e) - pc += 5; /* skip movab */ + && ((unsigned char) read_memory_integer (pc + 1, 1)) == 0xce + && ((unsigned char) read_memory_integer (pc + 4, 1)) == 0x5e) + pc += 5; /* skip movab */ if (op == 0xe9 - && ((unsigned char) read_memory_integer (pc+1, 1)) == 0xee - && ((unsigned char) read_memory_integer(pc+6, 1)) == 0x5e) - pc += 7; /* skip movab */ + && ((unsigned char) read_memory_integer (pc + 1, 1)) == 0xee + && ((unsigned char) read_memory_integer (pc + 6, 1)) == 0x5e) + pc += 7; /* skip movab */ return pc; } @@ -68,7 +69,7 @@ int tahoe_frame_num_args (fi) struct frame_info *fi; { - return (((0xffff & read_memory_integer(((fi)->frame-4),4)) - 4) >> 2); + return (((0xffff & read_memory_integer (((fi)->frame - 4), 4)) - 4) >> 2); } /* Print the Tahoe instruction at address MEMADDR in debugged memory, @@ -88,7 +89,7 @@ tahoe_print_insn (memaddr, stream) for (i = 0; i < NOPCODES; i++) if (votstrs[i].detail.code == buffer[0] - || votstrs[i].detail.code == *(unsigned short *)buffer) + || votstrs[i].detail.code == *(unsigned short *) buffer) break; /* Handle undefined instructions. */ @@ -152,7 +153,7 @@ print_insn_arg (d, p, addr, stream) case 3: /* Literal (short immediate byte) mode */ if (d[1] == 'd' || d[1] == 'f' || d[1] == 'g' || d[1] == 'h') { - *(int *)&floatlitbuf = 0x4000 + ((p[-1] & 0x3f) << 4); + *(int *) &floatlitbuf = 0x4000 + ((p[-1] & 0x3f) << 4); fprintf_unfiltered (stream, "$%f", floatlitbuf); } else @@ -174,13 +175,13 @@ print_insn_arg (d, p, addr, stream) fprintf_unfiltered (stream, "(%s)", REGISTER_NAME (regnum)); break; - case 9: /* Absolute Address & Autoincrement deferred */ + case 9: /* Absolute Address & Autoincrement deferred */ fputc_unfiltered ('*', stream); if (regnum == PC_REGNUM) { temp1 = *p; temp1 <<= 8; - temp1 |= *(p +1); + temp1 |= *(p + 1); fputc_unfiltered ('$', stream); print_address (temp1, stream); @@ -188,38 +189,38 @@ print_insn_arg (d, p, addr, stream) break; } case 8: /*Immediate & Autoincrement SP */ - if (regnum == 8) /*88 is Immediate Byte Mode*/ + if (regnum == 8) /*88 is Immediate Byte Mode */ fprintf_unfiltered (stream, "$%d", *p++); - else if (regnum == 9) /*89 is Immediate Word Mode*/ + else if (regnum == 9) /*89 is Immediate Word Mode */ { temp1 = *p; - temp1 <<= 8; - temp1 |= *(p +1); + temp1 <<= 8; + temp1 |= *(p + 1); fprintf_unfiltered (stream, "$%d", temp1); p += 2; - } + } - else if (regnum == PC_REGNUM) /*8F is Immediate Long Mode*/ + else if (regnum == PC_REGNUM) /*8F is Immediate Long Mode */ { temp1 = *p; - temp1 <<=8; - temp1 |= *(p +1); - temp1 <<=8; - temp1 |= *(p +2); temp1 <<= 8; - temp1 |= *(p +3); + temp1 |= *(p + 1); + temp1 <<= 8; + temp1 |= *(p + 2); + temp1 <<= 8; + temp1 |= *(p + 3); fprintf_unfiltered (stream, "$%d", temp1); p += 4; } - else /*8E is Autoincrement SP Mode*/ - fprintf_unfiltered (stream, "(%s)+", REGISTER_NAME (regnum)); + else /*8E is Autoincrement SP Mode */ + fprintf_unfiltered (stream, "(%s)+", REGISTER_NAME (regnum)); break; - case 11: /* Register + Byte Displacement Deferred Mode*/ + case 11: /* Register + Byte Displacement Deferred Mode */ fputc_unfiltered ('*', stream); - case 10: /* Register + Byte Displacement Mode*/ + case 10: /* Register + Byte Displacement Mode */ if (regnum == PC_REGNUM) print_address (addr + *p + 2, stream); else @@ -227,12 +228,12 @@ print_insn_arg (d, p, addr, stream) p += 1; break; - case 13: /* Register + Word Displacement Deferred Mode*/ + case 13: /* Register + Word Displacement Deferred Mode */ fputc_unfiltered ('*', stream); - case 12: /* Register + Word Displacement Mode*/ + case 12: /* Register + Word Displacement Mode */ temp1 = *p; temp1 <<= 8; - temp1 |= *(p +1); + temp1 |= *(p + 1); if (regnum == PC_REGNUM) print_address (addr + temp1 + 3, stream); else @@ -240,16 +241,16 @@ print_insn_arg (d, p, addr, stream) p += 2; break; - case 15: /* Register + Long Displacement Deferred Mode*/ + case 15: /* Register + Long Displacement Deferred Mode */ fputc_unfiltered ('*', stream); - case 14: /* Register + Long Displacement Mode*/ + case 14: /* Register + Long Displacement Mode */ temp1 = *p; temp1 <<= 8; - temp1 |= *(p +1); + temp1 |= *(p + 1); temp1 <<= 8; - temp1 |= *(p +2); + temp1 |= *(p + 2); temp1 <<= 8; - temp1 |= *(p +3); + temp1 |= *(p + 3); if (regnum == PC_REGNUM) print_address (addr + temp1 + 5, stream); else @@ -259,16 +260,3 @@ print_insn_arg (d, p, addr, stream) return (unsigned char *) p; } - - - - - - - - - - - - - |