diff options
Diffstat (limited to 'gdb/frv-tdep.c')
| -rw-r--r-- | gdb/frv-tdep.c | 42 |
1 files changed, 25 insertions, 17 deletions
diff --git a/gdb/frv-tdep.c b/gdb/frv-tdep.c index b187fef..cabfa26 100644 --- a/gdb/frv-tdep.c +++ b/gdb/frv-tdep.c @@ -514,6 +514,8 @@ frv_analyze_prologue (struct gdbarch *gdbarch, CORE_ADDR pc, struct frame_info *this_frame, struct frv_unwind_cache *info) { + enum bfd_endian byte_order = gdbarch_byte_order (gdbarch); + /* When writing out instruction bitpatterns, we use the following letters to label instruction fields: P - The parallel bit. We don't use this. @@ -595,7 +597,7 @@ frv_analyze_prologue (struct gdbarch *gdbarch, CORE_ADDR pc, if (target_read_memory (pc, buf, sizeof buf) != 0) break; - op = extract_signed_integer (buf, sizeof buf); + op = extract_signed_integer (buf, sizeof buf, byte_order); next_pc = pc + 4; @@ -1007,13 +1009,14 @@ frv_skip_prologue (struct gdbarch *gdbarch, CORE_ADDR pc) static CORE_ADDR frv_skip_main_prologue (struct gdbarch *gdbarch, CORE_ADDR pc) { + enum bfd_endian byte_order = gdbarch_byte_order (gdbarch); gdb_byte buf[4]; unsigned long op; CORE_ADDR orig_pc = pc; if (target_read_memory (pc, buf, 4)) return pc; - op = extract_unsigned_integer (buf, 4); + op = extract_unsigned_integer (buf, 4, byte_order); /* In PIC code, GR15 may be loaded from some offset off of FP prior to the call instruction. @@ -1041,7 +1044,7 @@ frv_skip_main_prologue (struct gdbarch *gdbarch, CORE_ADDR pc) pc += 4; if (target_read_memory (pc, buf, 4)) return orig_pc; - op = extract_unsigned_integer (buf, 4); + op = extract_unsigned_integer (buf, 4, byte_order); } /* The format of an FRV CALL instruction is as follows: @@ -1106,21 +1109,23 @@ static void frv_extract_return_value (struct type *type, struct regcache *regcache, gdb_byte *valbuf) { + struct gdbarch *gdbarch = get_regcache_arch (regcache); + enum bfd_endian byte_order = gdbarch_byte_order (gdbarch); int len = TYPE_LENGTH (type); if (len <= 4) { ULONGEST gpr8_val; regcache_cooked_read_unsigned (regcache, 8, &gpr8_val); - store_unsigned_integer (valbuf, len, gpr8_val); + store_unsigned_integer (valbuf, len, byte_order, gpr8_val); } else if (len == 8) { ULONGEST regval; regcache_cooked_read_unsigned (regcache, 8, ®val); - store_unsigned_integer (valbuf, 4, regval); + store_unsigned_integer (valbuf, 4, byte_order, regval); regcache_cooked_read_unsigned (regcache, 9, ®val); - store_unsigned_integer ((bfd_byte *) valbuf + 4, 4, regval); + store_unsigned_integer ((bfd_byte *) valbuf + 4, 4, byte_order, regval); } else internal_error (__FILE__, __LINE__, _("Illegal return value length: %d"), len); @@ -1136,6 +1141,7 @@ frv_frame_align (struct gdbarch *gdbarch, CORE_ADDR sp) static CORE_ADDR find_func_descr (struct gdbarch *gdbarch, CORE_ADDR entry_point) { + enum bfd_endian byte_order = gdbarch_byte_order (gdbarch); CORE_ADDR descr; char valbuf[4]; CORE_ADDR start_addr; @@ -1155,9 +1161,9 @@ find_func_descr (struct gdbarch *gdbarch, CORE_ADDR entry_point) the stack. */ descr = value_as_long (value_allocate_space_in_inferior (8)); - store_unsigned_integer (valbuf, 4, entry_point); + store_unsigned_integer (valbuf, 4, byte_order, entry_point); write_memory (descr, valbuf, 4); - store_unsigned_integer (valbuf, 4, + store_unsigned_integer (valbuf, 4, byte_order, frv_fdpic_find_global_pointer (entry_point)); write_memory (descr + 4, valbuf, 4); return descr; @@ -1167,11 +1173,12 @@ static CORE_ADDR frv_convert_from_func_ptr_addr (struct gdbarch *gdbarch, CORE_ADDR addr, struct target_ops *targ) { + enum bfd_endian byte_order = gdbarch_byte_order (gdbarch); CORE_ADDR entry_point; CORE_ADDR got_address; - entry_point = get_target_memory_unsigned (targ, addr, 4); - got_address = get_target_memory_unsigned (targ, addr + 4, 4); + entry_point = get_target_memory_unsigned (targ, addr, 4, byte_order); + got_address = get_target_memory_unsigned (targ, addr + 4, 4, byte_order); if (got_address == frv_fdpic_find_global_pointer (entry_point)) return entry_point; @@ -1185,6 +1192,7 @@ frv_push_dummy_call (struct gdbarch *gdbarch, struct value *function, int nargs, struct value **args, CORE_ADDR sp, int struct_return, CORE_ADDR struct_addr) { + enum bfd_endian byte_order = gdbarch_byte_order (gdbarch); int argreg; int argnum; char *val; @@ -1232,7 +1240,8 @@ frv_push_dummy_call (struct gdbarch *gdbarch, struct value *function, if (typecode == TYPE_CODE_STRUCT || typecode == TYPE_CODE_UNION) { - store_unsigned_integer (valbuf, 4, value_address (arg)); + store_unsigned_integer (valbuf, 4, byte_order, + value_address (arg)); typecode = TYPE_CODE_PTR; len = 4; val = valbuf; @@ -1244,11 +1253,10 @@ frv_push_dummy_call (struct gdbarch *gdbarch, struct value *function, { /* The FDPIC ABI requires function descriptors to be passed instead of entry points. */ - store_unsigned_integer - (valbuf, 4, - find_func_descr (gdbarch, - extract_unsigned_integer (value_contents (arg), - 4))); + CORE_ADDR addr = extract_unsigned_integer + (value_contents (arg), 4, byte_order); + addr = find_func_descr (gdbarch, addr); + store_unsigned_integer (valbuf, 4, byte_order, addr); typecode = TYPE_CODE_PTR; len = 4; val = valbuf; @@ -1264,7 +1272,7 @@ frv_push_dummy_call (struct gdbarch *gdbarch, struct value *function, if (argreg < 14) { - regval = extract_unsigned_integer (val, partial_len); + regval = extract_unsigned_integer (val, partial_len, byte_order); #if 0 printf(" Argnum %d data %x -> reg %d\n", argnum, (int) regval, argreg); |