diff options
Diffstat (limited to 'gdb/config/sparc/tm-sparclite.h')
| -rw-r--r-- | gdb/config/sparc/tm-sparclite.h | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/gdb/config/sparc/tm-sparclite.h b/gdb/config/sparc/tm-sparclite.h new file mode 100644 index 00000000000..d841f89c356 --- /dev/null +++ b/gdb/config/sparc/tm-sparclite.h @@ -0,0 +1,98 @@ +/* Macro definitions for GDB for a Fujitsu SPARClite. + Copyright 1993 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. */ + +#define TARGET_SPARCLITE 1 + +#include "sparc/tm-sparc.h" + +/* overrides of tm-sparc.h */ + +#undef TARGET_BYTE_ORDER +#define TARGET_BYTE_ORDER_SELECTABLE + +/* Select the sparclite disassembler. Slightly different instruction set from + the V8 sparc. */ + +#undef TM_PRINT_INSN_MACH +#define TM_PRINT_INSN_MACH bfd_mach_sparc_sparclite + +/* Amount PC must be decremented by after a hardware instruction breakpoint. + This is often the number of bytes in BREAKPOINT + but not always. */ + +#define DECR_PC_AFTER_HW_BREAK 4 + +#define FRAME_CHAIN_VALID(fp,fi) alternate_frame_chain_valid (fp, fi) + +#undef NUM_REGS +#define NUM_REGS 80 + +#undef REGISTER_BYTES +#define REGISTER_BYTES (32*4+32*4+8*4+8*4) + +#undef REGISTER_NAMES +#define REGISTER_NAMES \ +{ "g0", "g1", "g2", "g3", "g4", "g5", "g6", "g7", \ + "o0", "o1", "o2", "o3", "o4", "o5", "sp", "o7", \ + "l0", "l1", "l2", "l3", "l4", "l5", "l6", "l7", \ + "i0", "i1", "i2", "i3", "i4", "i5", "fp", "i7", \ + \ + "f0", "f1", "f2", "f3", "f4", "f5", "f6", "f7", \ + "f8", "f9", "f10", "f11", "f12", "f13", "f14", "f15", \ + "f16", "f17", "f18", "f19", "f20", "f21", "f22", "f23", \ + "f24", "f25", "f26", "f27", "f28", "f29", "f30", "f31", \ + \ + "y", "psr", "wim", "tbr", "pc", "npc", "fpsr", "cpsr", \ + "dia1", "dia2", "dda1", "dda2", "ddv1", "ddv2", "dcr", "dsr" } + +#define DIA1_REGNUM 72 /* debug instr address register 1 */ +#define DIA2_REGNUM 73 /* debug instr address register 2 */ +#define DDA1_REGNUM 74 /* debug data address register 1 */ +#define DDA2_REGNUM 75 /* debug data address register 2 */ +#define DDV1_REGNUM 76 /* debug data value register 1 */ +#define DDV2_REGNUM 77 /* debug data value register 2 */ +#define DCR_REGNUM 78 /* debug control register */ +#define DSR_REGNUM 79 /* debug status regsiter */ + +#define TARGET_HW_BREAK_LIMIT 2 +#define TARGET_HW_WATCH_LIMIT 2 + +/* Enable watchpoint macro's */ + +#define TARGET_HAS_HARDWARE_WATCHPOINTS + +#define TARGET_CAN_USE_HARDWARE_WATCHPOINT(type, cnt, ot) \ + sparclite_check_watch_resources (type, cnt, ot) + +/* When a hardware watchpoint fires off the PC will be left at the + instruction which caused the watchpoint. It will be necessary for + GDB to step over the watchpoint. *** + +#define STOPPED_BY_WATCHPOINT(W) \ + ((W).kind == TARGET_WAITKIND_STOPPED \ + && (W).value.sig == TARGET_SIGNAL_TRAP \ + && ((int) read_register (IPSW_REGNUM) & 0x00100000)) +*/ + +/* Use these macros for watchpoint insertion/deletion. */ +#define target_insert_watchpoint(addr, len, type) sparclite_insert_watchpoint (addr, len, type) +#define target_remove_watchpoint(addr, len, type) sparclite_remove_watchpoint (addr, len, type) +#define target_insert_hw_breakpoint(addr, len) sparclite_insert_hw_breakpoint (addr, len) +#define target_remove_hw_breakpoint(addr, len) sparclite_remove_hw_breakpoint (addr, len) +#define target_stopped_data_address() sparclite_stopped_data_address() |