/* Target-dependent code for the NEC V850 for GDB, the GNU debugger.
- Copyright (C) 1996-2015 Free Software Foundation, Inc.
+ Copyright (C) 1996-2017 Free Software Foundation, Inc.
This file is part of GDB.
if (TYPE_CODE (fld_type) == TYPE_CODE_ARRAY)
{
tgt_type = TYPE_TARGET_TYPE (fld_type);
- if (TYPE_LENGTH (fld_type) >= 0 && TYPE_LENGTH (tgt_type) >= 0
+ if (TYPE_LENGTH (tgt_type) > 0
&& TYPE_LENGTH (fld_type) / TYPE_LENGTH (tgt_type) > 2)
return 1;
}
v850_extract_return_value (struct type *type, struct regcache *regcache,
gdb_byte *valbuf)
{
- struct gdbarch *gdbarch = get_regcache_arch (regcache);
+ struct gdbarch *gdbarch = regcache->arch ();
enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
int len = TYPE_LENGTH (type);
v850_store_return_value (struct type *type, struct regcache *regcache,
const gdb_byte *valbuf)
{
- struct gdbarch *gdbarch = get_regcache_arch (regcache);
+ struct gdbarch *gdbarch = regcache->arch ();
enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
int len = TYPE_LENGTH (type);
return RETURN_VALUE_REGISTER_CONVENTION;
}
-static const unsigned char *
-v850_breakpoint_from_pc (struct gdbarch *gdbarch, CORE_ADDR *pcptr,
- int *lenptr)
-{
- static unsigned char breakpoint[] = { 0x85, 0x05 };
+/* Implement the breakpoint_kind_from_pc gdbarch method. */
- *lenptr = sizeof (breakpoint);
- return breakpoint;
+static int
+v850_breakpoint_kind_from_pc (struct gdbarch *gdbarch, CORE_ADDR *pcptr)
+{
+ return 2;
}
-/* Implement software breakpoints by using the dbtrap instruction.
- Older architectures had no such instruction. For those, an
- unconditional branch to self instruction is used. */
+/* Implement the sw_breakpoint_from_kind gdbarch method. */
-static const unsigned char *
-v850_dbtrap_breakpoint_from_pc (struct gdbarch *gdbarch,
- CORE_ADDR *pcptr, int *lenptr)
+static const gdb_byte *
+v850_sw_breakpoint_from_kind (struct gdbarch *gdbarch, int kind, int *size)
{
- static unsigned char breakpoint[] = { 0x40, 0xf8 };
+ *size = kind;
- *lenptr = sizeof (breakpoint);
- return breakpoint;
+ switch (gdbarch_bfd_arch_info (gdbarch)->mach)
+ {
+ case bfd_mach_v850e2:
+ case bfd_mach_v850e2v3:
+ case bfd_mach_v850e3v5:
+ {
+ /* Implement software breakpoints by using the dbtrap instruction.
+ Older architectures had no such instruction. For those, an
+ unconditional branch to self instruction is used. */
+
+ static unsigned char dbtrap_breakpoint[] = { 0x40, 0xf8 };
+
+ return dbtrap_breakpoint;
+ }
+ break;
+ default:
+ {
+ static unsigned char breakpoint[] = { 0x85, 0x05 };
+
+ return breakpoint;
+ }
+ break;
+ }
}
static struct v850_frame_cache *
return arches->gdbarch;
}
- tdep = XNEW (struct gdbarch_tdep);
+ tdep = XCNEW (struct gdbarch_tdep);
tdep->e_flags = e_flags;
tdep->e_machine = e_machine;
set_gdbarch_addr_bit (gdbarch, 4 * TARGET_CHAR_BIT);
set_gdbarch_inner_than (gdbarch, core_addr_lessthan);
- switch (info.bfd_arch_info->mach)
- {
- case bfd_mach_v850e2:
- case bfd_mach_v850e2v3:
- case bfd_mach_v850e3v5:
- set_gdbarch_breakpoint_from_pc (gdbarch, v850_dbtrap_breakpoint_from_pc);
- break;
- default:
- set_gdbarch_breakpoint_from_pc (gdbarch, v850_breakpoint_from_pc);
- break;
- }
+ set_gdbarch_breakpoint_kind_from_pc (gdbarch, v850_breakpoint_kind_from_pc);
+ set_gdbarch_sw_breakpoint_from_kind (gdbarch, v850_sw_breakpoint_from_kind);
set_gdbarch_return_value (gdbarch, v850_return_value);
set_gdbarch_push_dummy_call (gdbarch, v850_push_dummy_call);
set_gdbarch_skip_prologue (gdbarch, v850_skip_prologue);
- set_gdbarch_print_insn (gdbarch, print_insn_v850);
-
set_gdbarch_frame_align (gdbarch, v850_frame_align);
set_gdbarch_unwind_sp (gdbarch, v850_unwind_sp);
set_gdbarch_unwind_pc (gdbarch, v850_unwind_pc);
return gdbarch;
}
-extern initialize_file_ftype _initialize_v850_tdep; /* -Wmissing-prototypes */
-
void
_initialize_v850_tdep (void)
{