virtual void visit_pre (const tdesc_feature *e) = 0;
virtual void visit_post (const tdesc_feature *e) = 0;
- virtual void visit (const tdesc_type *e) = 0;
+ virtual void visit (const tdesc_type_builtin *e) = 0;
+ virtual void visit (const tdesc_type_vector *e) = 0;
+ virtual void visit (const tdesc_type_with_fields *e) = 0;
+
virtual void visit (const tdesc_reg *e) = 0;
};
/* A named type from a target description. */
-typedef struct tdesc_type_field
+struct tdesc_type_field
{
- char *name;
+ tdesc_type_field (const std::string &name_, tdesc_type *type_,
+ int start_, int end_)
+ : name (name_), type (type_), start (start_), end (end_)
+ {}
+
+ std::string name;
struct tdesc_type *type;
/* For non-enum-values, either both are -1 (non-bitfield), or both are
not -1 (bitfield). For enum values, start is the value (which could be
-1), end is -1. */
int start, end;
-} tdesc_type_field;
-DEF_VEC_O(tdesc_type_field);
+};
enum tdesc_type_kind
{
TDESC_TYPE_ENUM
};
-typedef struct tdesc_type : tdesc_element
+struct tdesc_type : tdesc_element
{
- tdesc_type (const char *name_, enum tdesc_type_kind kind_)
- : name (xstrdup (name_)), kind (kind_)
+ tdesc_type (const std::string &name_, enum tdesc_type_kind kind_)
+ : name (name_), kind (kind_)
+ {}
+
+ virtual ~tdesc_type () = default;
+
+ DISABLE_COPY_AND_ASSIGN (tdesc_type);
+
+ /* The name of this type. */
+ std::string name;
+
+ /* Identify the kind of this type. */
+ enum tdesc_type_kind kind;
+
+ bool operator== (const tdesc_type &other) const
{
- memset (&u, 0, sizeof (u));
+ return name == other.name && kind == other.kind;
+ }
+
+ bool operator!= (const tdesc_type &other) const
+ {
+ return !(*this == other);
+ }
+
+ /* Construct, if necessary, and return the GDB type implementing this
+ target type for architecture GDBARCH. */
+
+ virtual type *make_gdb_type (struct gdbarch *gdbarch) const = 0;
+};
+
+typedef std::unique_ptr<tdesc_type> tdesc_type_up;
+
+struct tdesc_type_builtin : tdesc_type
+{
+ tdesc_type_builtin (const std::string &name, enum tdesc_type_kind kind)
+ : tdesc_type (name, kind)
+ {}
+
+ void accept (tdesc_element_visitor &v) const override
+ {
+ v.visit (this);
}
- virtual ~tdesc_type ()
+ type *make_gdb_type (struct gdbarch *gdbarch) const override
{
- switch (kind)
+ switch (this->kind)
{
- case TDESC_TYPE_STRUCT:
- case TDESC_TYPE_UNION:
- case TDESC_TYPE_FLAGS:
- case TDESC_TYPE_ENUM:
- {
- struct tdesc_type_field *f;
- int ix;
+ /* Predefined types. */
+ case TDESC_TYPE_BOOL:
+ return builtin_type (gdbarch)->builtin_bool;
- for (ix = 0;
- VEC_iterate (tdesc_type_field, u.u.fields, ix, f);
- ix++)
- xfree (f->name);
+ case TDESC_TYPE_INT8:
+ return builtin_type (gdbarch)->builtin_int8;
- VEC_free (tdesc_type_field, u.u.fields);
- }
- break;
+ case TDESC_TYPE_INT16:
+ return builtin_type (gdbarch)->builtin_int16;
- default:
- break;
+ case TDESC_TYPE_INT32:
+ return builtin_type (gdbarch)->builtin_int32;
+
+ case TDESC_TYPE_INT64:
+ return builtin_type (gdbarch)->builtin_int64;
+
+ case TDESC_TYPE_INT128:
+ return builtin_type (gdbarch)->builtin_int128;
+
+ case TDESC_TYPE_UINT8:
+ return builtin_type (gdbarch)->builtin_uint8;
+
+ case TDESC_TYPE_UINT16:
+ return builtin_type (gdbarch)->builtin_uint16;
+
+ case TDESC_TYPE_UINT32:
+ return builtin_type (gdbarch)->builtin_uint32;
+
+ case TDESC_TYPE_UINT64:
+ return builtin_type (gdbarch)->builtin_uint64;
+
+ case TDESC_TYPE_UINT128:
+ return builtin_type (gdbarch)->builtin_uint128;
+
+ case TDESC_TYPE_CODE_PTR:
+ return builtin_type (gdbarch)->builtin_func_ptr;
+
+ case TDESC_TYPE_DATA_PTR:
+ return builtin_type (gdbarch)->builtin_data_ptr;
+ }
+
+ type *gdb_type = tdesc_find_type (gdbarch, this->name.c_str ());
+ if (gdb_type != NULL)
+ return gdb_type;
+
+ switch (this->kind)
+ {
+ case TDESC_TYPE_IEEE_SINGLE:
+ return arch_float_type (gdbarch, -1, "builtin_type_ieee_single",
+ floatformats_ieee_single);
+
+ case TDESC_TYPE_IEEE_DOUBLE:
+ return arch_float_type (gdbarch, -1, "builtin_type_ieee_double",
+ floatformats_ieee_double);
+
+ case TDESC_TYPE_ARM_FPA_EXT:
+ return arch_float_type (gdbarch, -1, "builtin_type_arm_ext",
+ floatformats_arm_ext);
+
+ case TDESC_TYPE_I387_EXT:
+ return arch_float_type (gdbarch, -1, "builtin_type_i387_ext",
+ floatformats_i387_ext);
}
- xfree ((char *) name);
+
+ internal_error (__FILE__, __LINE__,
+ "Type \"%s\" has an unknown kind %d",
+ this->name.c_str (), this->kind);
+
+ return NULL;
}
+};
- DISABLE_COPY_AND_ASSIGN (tdesc_type);
+/* tdesc_type for vector types. */
- /* The name of this type. If this type is a built-in type, this is
- a pointer to a constant string. Otherwise, it's a
- malloc-allocated string (and thus must be freed). */
- const char *name;
+struct tdesc_type_vector : tdesc_type
+{
+ tdesc_type_vector (const std::string &name, tdesc_type *element_type_, int count_)
+ : tdesc_type (name, TDESC_TYPE_VECTOR),
+ element_type (element_type_), count (count_)
+ {}
- /* Identify the kind of this type. */
- enum tdesc_type_kind kind;
+ void accept (tdesc_element_visitor &v) const override
+ {
+ v.visit (this);
+ }
- /* Kind-specific data. */
- union
+ type *make_gdb_type (struct gdbarch *gdbarch) const override
{
- /* Vector type. */
- struct
- {
- struct tdesc_type *type;
- int count;
- } v;
+ type *vector_gdb_type = tdesc_find_type (gdbarch, this->name.c_str ());
+ if (vector_gdb_type != NULL)
+ return vector_gdb_type;
- /* Struct, union, flags, or enum type. */
- struct
- {
- VEC(tdesc_type_field) *fields;
- int size;
- } u;
- } u;
+ type *element_gdb_type = this->element_type->make_gdb_type (gdbarch);
+ vector_gdb_type = init_vector_type (element_gdb_type, this->count);
+ TYPE_NAME (vector_gdb_type) = xstrdup (this->name.c_str ());
+
+ return vector_gdb_type;
+ }
+
+ struct tdesc_type *element_type;
+ int count;
+};
+
+/* tdesc_type for struct, union, flags, and enum types. */
+
+struct tdesc_type_with_fields : tdesc_type
+{
+ tdesc_type_with_fields (const std::string &name, tdesc_type_kind kind,
+ int size_ = 0)
+ : tdesc_type (name, kind), size (size_)
+ {}
void accept (tdesc_element_visitor &v) const override
{
v.visit (this);
}
- bool operator== (const tdesc_type &other) const
+ type *make_gdb_type_struct (struct gdbarch *gdbarch) const
{
- return (streq (name, other.name) && kind == other.kind);
+ type *struct_gdb_type = arch_composite_type (gdbarch, NULL, TYPE_CODE_STRUCT);
+ TYPE_NAME (struct_gdb_type) = xstrdup (this->name.c_str ());
+ TYPE_TAG_NAME (struct_gdb_type) = TYPE_NAME (struct_gdb_type);
+
+ for (const tdesc_type_field &f : this->fields)
+ {
+ if (f.start != -1 && f.end != -1)
+ {
+ /* Bitfield. */
+ struct field *fld;
+ struct type *field_gdb_type;
+ int bitsize, total_size;
+
+ /* This invariant should be preserved while creating types. */
+ gdb_assert (this->size != 0);
+ if (f.type != NULL)
+ field_gdb_type = f.type->make_gdb_type (gdbarch);
+ else if (this->size > 4)
+ field_gdb_type = builtin_type (gdbarch)->builtin_uint64;
+ else
+ field_gdb_type = builtin_type (gdbarch)->builtin_uint32;
+
+ fld = append_composite_type_field_raw
+ (struct_gdb_type, xstrdup (f.name.c_str ()), field_gdb_type);
+
+ /* For little-endian, BITPOS counts from the LSB of
+ the structure and marks the LSB of the field. For
+ big-endian, BITPOS counts from the MSB of the
+ structure and marks the MSB of the field. Either
+ way, it is the number of bits to the "left" of the
+ field. To calculate this in big-endian, we need
+ the total size of the structure. */
+ bitsize = f.end - f.start + 1;
+ total_size = this->size * TARGET_CHAR_BIT;
+ if (gdbarch_bits_big_endian (gdbarch))
+ SET_FIELD_BITPOS (fld[0], total_size - f.start - bitsize);
+ else
+ SET_FIELD_BITPOS (fld[0], f.start);
+ FIELD_BITSIZE (fld[0]) = bitsize;
+ }
+ else
+ {
+ gdb_assert (f.start == -1 && f.end == -1);
+ type *field_gdb_type = f.type->make_gdb_type (gdbarch);
+ append_composite_type_field (struct_gdb_type,
+ xstrdup (f.name.c_str ()),
+ field_gdb_type);
+ }
+ }
+
+ if (this->size != 0)
+ TYPE_LENGTH (struct_gdb_type) = this->size;
+
+ return struct_gdb_type;
}
- bool operator!= (const tdesc_type &other) const
+ type *make_gdb_type_union (struct gdbarch *gdbarch) const
{
- return !(*this == other);
+ type *union_gdb_type = arch_composite_type (gdbarch, NULL, TYPE_CODE_UNION);
+ TYPE_NAME (union_gdb_type) = xstrdup (this->name.c_str ());
+
+ for (const tdesc_type_field &f : this->fields)
+ {
+ type* field_gdb_type = f.type->make_gdb_type (gdbarch);
+ append_composite_type_field (union_gdb_type, xstrdup (f.name.c_str ()),
+ field_gdb_type);
+
+ /* If any of the children of a union are vectors, flag the
+ union as a vector also. This allows e.g. a union of two
+ vector types to show up automatically in "info vector". */
+ if (TYPE_VECTOR (field_gdb_type))
+ TYPE_VECTOR (union_gdb_type) = 1;
+ }
+
+ return union_gdb_type;
+ }
+
+ type *make_gdb_type_flags (struct gdbarch *gdbarch) const
+ {
+ type *flags_gdb_type = arch_flags_type (gdbarch, this->name.c_str (),
+ this->size * TARGET_CHAR_BIT);
+
+ for (const tdesc_type_field &f : this->fields)
+ {
+ int bitsize = f.end - f.start + 1;
+
+ gdb_assert (f.type != NULL);
+ type *field_gdb_type = f.type->make_gdb_type (gdbarch);
+ append_flags_type_field (flags_gdb_type, f.start, bitsize,
+ field_gdb_type, f.name.c_str ());
+ }
+
+ return flags_gdb_type;
+ }
+
+ type *make_gdb_type_enum (struct gdbarch *gdbarch) const
+ {
+ type *enum_gdb_type = arch_type (gdbarch, TYPE_CODE_ENUM,
+ this->size * TARGET_CHAR_BIT,
+ this->name.c_str ());
+
+ TYPE_UNSIGNED (enum_gdb_type) = 1;
+ for (const tdesc_type_field &f : this->fields)
+ {
+ struct field *fld
+ = append_composite_type_field_raw (enum_gdb_type,
+ xstrdup (f.name.c_str ()),
+ NULL);
+
+ SET_FIELD_BITPOS (fld[0], f.start);
+ }
+
+ return enum_gdb_type;
}
-} *tdesc_type_p;
-DEF_VEC_P(tdesc_type_p);
+
+ type *make_gdb_type (struct gdbarch *gdbarch) const override
+ {
+ type *gdb_type = tdesc_find_type (gdbarch, this->name.c_str ());
+ if (gdb_type != NULL)
+ return gdb_type;
+
+ switch (this->kind)
+ {
+ case TDESC_TYPE_STRUCT:
+ return make_gdb_type_struct (gdbarch);
+ case TDESC_TYPE_UNION:
+ return make_gdb_type_union (gdbarch);
+ case TDESC_TYPE_FLAGS:
+ return make_gdb_type_flags (gdbarch);
+ case TDESC_TYPE_ENUM:
+ return make_gdb_type_enum (gdbarch);
+ }
+
+ internal_error (__FILE__, __LINE__,
+ "Type \"%s\" has an unknown kind %d",
+ this->name.c_str (), this->kind);
+
+ return NULL;
+ }
+
+ std::vector<tdesc_type_field> fields;
+ int size;
+};
/* A feature from a target description. Each feature is a collection
of other elements, e.g. registers and types. */
: name (name_)
{}
- virtual ~tdesc_feature ()
- {
- struct tdesc_type *type;
- int ix;
-
- for (ix = 0; VEC_iterate (tdesc_type_p, types, ix, type); ix++)
- delete type;
- VEC_free (tdesc_type_p, types);
- }
+ virtual ~tdesc_feature () = default;
DISABLE_COPY_AND_ASSIGN (tdesc_feature);
std::string name;
/* The registers associated with this feature. */
- std::vector<std::unique_ptr<tdesc_reg>> registers;
+ std::vector<tdesc_reg_up> registers;
/* The types associated with this feature. */
- VEC(tdesc_type_p) *types = NULL;
+ std::vector<tdesc_type_up> types;
void accept (tdesc_element_visitor &v) const override
{
v.visit_pre (this);
- struct tdesc_type *type;
-
- for (int ix = 0;
- VEC_iterate (tdesc_type_p, types, ix, type);
- ix++)
+ for (const tdesc_type_up &type : types)
type->accept (v);
for (const tdesc_reg_up ® : registers)
return false;
}
- if (VEC_length (tdesc_type_p, types)
- != VEC_length (tdesc_type_p, other.types))
+ if (types.size () != other.types.size ())
return false;
- tdesc_type *type;
-
- for (int ix = 0;
- VEC_iterate (tdesc_type_p, types, ix, type);
- ix++)
+ for (int ix = 0; ix < types.size (); ix++)
{
- tdesc_type *type2
- = VEC_index (tdesc_type_p, other.types, ix);
+ const tdesc_type_up &type1 = types[ix];
+ const tdesc_type_up &type2 = other.types[ix];
- if (type != type2 && *type != *type2)
+ if (type1 != type2 && *type1 != *type2)
return false;
}
{
return !(*this == other);
}
-
};
typedef std::unique_ptr<tdesc_feature> tdesc_feature_up;
std::vector<property> properties;
/* The features associated with this target. */
- std::vector<std::unique_ptr<tdesc_feature>> features;
+ std::vector<tdesc_feature_up> features;
void accept (tdesc_element_visitor &v) const override
{
target description may be shared by multiple architectures, but
this data is private to one gdbarch. */
-typedef struct tdesc_arch_reg
+struct tdesc_arch_reg
{
+ tdesc_arch_reg (tdesc_reg *reg_, struct type *type_)
+ : reg (reg_), type (type_)
+ {}
+
struct tdesc_reg *reg;
struct type *type;
-} tdesc_arch_reg;
-DEF_VEC_O(tdesc_arch_reg);
+};
struct tdesc_arch_data
{
Registers which are NULL in this array, or off the end, are
treated as zero-sized and nameless (i.e. placeholders in the
numbering). */
- VEC(tdesc_arch_reg) *arch_regs;
+ std::vector<tdesc_arch_reg> arch_regs;
/* Functions which report the register name, type, and reggroups for
pseudo-registers. */
- gdbarch_register_name_ftype *pseudo_register_name;
- gdbarch_register_type_ftype *pseudo_register_type;
- gdbarch_register_reggroup_p_ftype *pseudo_register_reggroup_p;
+ gdbarch_register_name_ftype *pseudo_register_name = NULL;
+ gdbarch_register_type_ftype *pseudo_register_type = NULL;
+ gdbarch_register_reggroup_p_ftype *pseudo_register_reggroup_p = NULL;
};
/* Info about an inferior's target description. There's one of these
data = ((struct tdesc_arch_data *)
gdbarch_data (target_gdbarch (), tdesc_data));
if (tdesc_has_registers (current_target_desc)
- && data->arch_regs == NULL)
+ && data->arch_regs.empty ())
warning (_("Target-supplied registers are not supported "
"by the current architecture"));
}
}
/* Predefined types. */
-static struct tdesc_type tdesc_predefined_types[] =
+static tdesc_type_builtin tdesc_predefined_types[] =
{
{ "bool", TDESC_TYPE_BOOL },
{ "int8", TDESC_TYPE_INT8 },
struct tdesc_type *
tdesc_named_type (const struct tdesc_feature *feature, const char *id)
{
- int ix;
- struct tdesc_type *type;
-
/* First try target-defined types. */
- for (ix = 0; VEC_iterate (tdesc_type_p, feature->types, ix, type); ix++)
- if (strcmp (type->name, id) == 0)
- return type;
+ for (const tdesc_type_up &type : feature->types)
+ if (type->name == id)
+ return type.get ();
/* Next try the predefined types. */
- for (ix = 0; ix < ARRAY_SIZE (tdesc_predefined_types); ix++)
- if (strcmp (tdesc_predefined_types[ix].name, id) == 0)
+ for (int ix = 0; ix < ARRAY_SIZE (tdesc_predefined_types); ix++)
+ if (tdesc_predefined_types[ix].name == id)
return &tdesc_predefined_types[ix];
return NULL;
struct type *
tdesc_find_type (struct gdbarch *gdbarch, const char *id)
{
- struct tdesc_arch_reg *reg;
- struct tdesc_arch_data *data;
- int i, num_regs;
+ tdesc_arch_data *data
+ = (struct tdesc_arch_data *) gdbarch_data (gdbarch, tdesc_data);
- data = (struct tdesc_arch_data *) gdbarch_data (gdbarch, tdesc_data);
- num_regs = VEC_length (tdesc_arch_reg, data->arch_regs);
- for (i = 0; i < num_regs; i++)
+ for (const tdesc_arch_reg ® : data->arch_regs)
{
- reg = VEC_index (tdesc_arch_reg, data->arch_regs, i);
- if (reg->reg
- && reg->reg->tdesc_type
- && reg->type
- && strcmp (id, reg->reg->tdesc_type->name) == 0)
- return reg->type;
+ if (reg.reg
+ && reg.reg->tdesc_type
+ && reg.type
+ && reg.reg->tdesc_type->name == id)
+ return reg.type;
}
return NULL;
}
-/* Construct, if necessary, and return the GDB type implementing target
- type TDESC_TYPE for architecture GDBARCH. */
-
-static struct type *
-tdesc_gdb_type (struct gdbarch *gdbarch, struct tdesc_type *tdesc_type)
-{
- struct type *type;
-
- switch (tdesc_type->kind)
- {
- /* Predefined types. */
- case TDESC_TYPE_BOOL:
- return builtin_type (gdbarch)->builtin_bool;
-
- case TDESC_TYPE_INT8:
- return builtin_type (gdbarch)->builtin_int8;
-
- case TDESC_TYPE_INT16:
- return builtin_type (gdbarch)->builtin_int16;
-
- case TDESC_TYPE_INT32:
- return builtin_type (gdbarch)->builtin_int32;
-
- case TDESC_TYPE_INT64:
- return builtin_type (gdbarch)->builtin_int64;
-
- case TDESC_TYPE_INT128:
- return builtin_type (gdbarch)->builtin_int128;
-
- case TDESC_TYPE_UINT8:
- return builtin_type (gdbarch)->builtin_uint8;
-
- case TDESC_TYPE_UINT16:
- return builtin_type (gdbarch)->builtin_uint16;
-
- case TDESC_TYPE_UINT32:
- return builtin_type (gdbarch)->builtin_uint32;
-
- case TDESC_TYPE_UINT64:
- return builtin_type (gdbarch)->builtin_uint64;
-
- case TDESC_TYPE_UINT128:
- return builtin_type (gdbarch)->builtin_uint128;
-
- case TDESC_TYPE_CODE_PTR:
- return builtin_type (gdbarch)->builtin_func_ptr;
-
- case TDESC_TYPE_DATA_PTR:
- return builtin_type (gdbarch)->builtin_data_ptr;
-
- default:
- break;
- }
-
- type = tdesc_find_type (gdbarch, tdesc_type->name);
- if (type)
- return type;
-
- switch (tdesc_type->kind)
- {
- case TDESC_TYPE_IEEE_SINGLE:
- return arch_float_type (gdbarch, -1, "builtin_type_ieee_single",
- floatformats_ieee_single);
-
- case TDESC_TYPE_IEEE_DOUBLE:
- return arch_float_type (gdbarch, -1, "builtin_type_ieee_double",
- floatformats_ieee_double);
-
- case TDESC_TYPE_ARM_FPA_EXT:
- return arch_float_type (gdbarch, -1, "builtin_type_arm_ext",
- floatformats_arm_ext);
-
- case TDESC_TYPE_I387_EXT:
- return arch_float_type (gdbarch, -1, "builtin_type_i387_ext",
- floatformats_i387_ext);
-
- /* Types defined by a target feature. */
- case TDESC_TYPE_VECTOR:
- {
- struct type *type, *field_type;
-
- field_type = tdesc_gdb_type (gdbarch, tdesc_type->u.v.type);
- type = init_vector_type (field_type, tdesc_type->u.v.count);
- TYPE_NAME (type) = xstrdup (tdesc_type->name);
-
- return type;
- }
-
- case TDESC_TYPE_STRUCT:
- {
- struct type *type, *field_type;
- struct tdesc_type_field *f;
- int ix;
-
- type = arch_composite_type (gdbarch, NULL, TYPE_CODE_STRUCT);
- TYPE_NAME (type) = xstrdup (tdesc_type->name);
- TYPE_TAG_NAME (type) = TYPE_NAME (type);
-
- for (ix = 0;
- VEC_iterate (tdesc_type_field, tdesc_type->u.u.fields, ix, f);
- ix++)
- {
- if (f->start != -1 && f->end != -1)
- {
- /* Bitfield. */
- struct field *fld;
- struct type *field_type;
- int bitsize, total_size;
-
- /* This invariant should be preserved while creating types. */
- gdb_assert (tdesc_type->u.u.size != 0);
- if (f->type != NULL)
- field_type = tdesc_gdb_type (gdbarch, f->type);
- else if (tdesc_type->u.u.size > 4)
- field_type = builtin_type (gdbarch)->builtin_uint64;
- else
- field_type = builtin_type (gdbarch)->builtin_uint32;
-
- fld = append_composite_type_field_raw (type, xstrdup (f->name),
- field_type);
-
- /* For little-endian, BITPOS counts from the LSB of
- the structure and marks the LSB of the field. For
- big-endian, BITPOS counts from the MSB of the
- structure and marks the MSB of the field. Either
- way, it is the number of bits to the "left" of the
- field. To calculate this in big-endian, we need
- the total size of the structure. */
- bitsize = f->end - f->start + 1;
- total_size = tdesc_type->u.u.size * TARGET_CHAR_BIT;
- if (gdbarch_bits_big_endian (gdbarch))
- SET_FIELD_BITPOS (fld[0], total_size - f->start - bitsize);
- else
- SET_FIELD_BITPOS (fld[0], f->start);
- FIELD_BITSIZE (fld[0]) = bitsize;
- }
- else
- {
- gdb_assert (f->start == -1 && f->end == -1);
- field_type = tdesc_gdb_type (gdbarch, f->type);
- append_composite_type_field (type, xstrdup (f->name),
- field_type);
- }
- }
-
- if (tdesc_type->u.u.size != 0)
- TYPE_LENGTH (type) = tdesc_type->u.u.size;
- return type;
- }
-
- case TDESC_TYPE_UNION:
- {
- struct type *type, *field_type;
- struct tdesc_type_field *f;
- int ix;
-
- type = arch_composite_type (gdbarch, NULL, TYPE_CODE_UNION);
- TYPE_NAME (type) = xstrdup (tdesc_type->name);
-
- for (ix = 0;
- VEC_iterate (tdesc_type_field, tdesc_type->u.u.fields, ix, f);
- ix++)
- {
- field_type = tdesc_gdb_type (gdbarch, f->type);
- append_composite_type_field (type, xstrdup (f->name), field_type);
-
- /* If any of the children of a union are vectors, flag the
- union as a vector also. This allows e.g. a union of two
- vector types to show up automatically in "info vector". */
- if (TYPE_VECTOR (field_type))
- TYPE_VECTOR (type) = 1;
- }
- return type;
- }
-
- case TDESC_TYPE_FLAGS:
- {
- struct tdesc_type_field *f;
- int ix;
-
- type = arch_flags_type (gdbarch, tdesc_type->name,
- tdesc_type->u.u.size * TARGET_CHAR_BIT);
- for (ix = 0;
- VEC_iterate (tdesc_type_field, tdesc_type->u.u.fields, ix, f);
- ix++)
- {
- struct type *field_type;
- int bitsize = f->end - f->start + 1;
-
- gdb_assert (f->type != NULL);
- field_type = tdesc_gdb_type (gdbarch, f->type);
- append_flags_type_field (type, f->start, bitsize,
- field_type, f->name);
- }
-
- return type;
- }
-
- case TDESC_TYPE_ENUM:
- {
- struct tdesc_type_field *f;
- int ix;
-
- type = arch_type (gdbarch, TYPE_CODE_ENUM,
- tdesc_type->u.u.size * TARGET_CHAR_BIT,
- tdesc_type->name);
- TYPE_UNSIGNED (type) = 1;
- for (ix = 0;
- VEC_iterate (tdesc_type_field, tdesc_type->u.u.fields, ix, f);
- ix++)
- {
- struct field *fld
- = append_composite_type_field_raw (type, xstrdup (f->name),
- NULL);
-
- SET_FIELD_BITPOS (fld[0], f->start);
- }
-
- return type;
- }
- }
-
- internal_error (__FILE__, __LINE__,
- "Type \"%s\" has an unknown kind %d",
- tdesc_type->name, tdesc_type->kind);
-}
-\f
-
/* Support for registers from target descriptions. */
/* Construct the per-gdbarch data. */
struct tdesc_arch_data *data;
data = OBSTACK_ZALLOC (obstack, struct tdesc_arch_data);
+ new (data) tdesc_arch_data ();
+
return data;
}
struct tdesc_arch_data *
tdesc_data_alloc (void)
{
- return XCNEW (struct tdesc_arch_data);
+ return new tdesc_arch_data ();
}
/* Free something allocated by tdesc_data_alloc, if it is not going
{
struct tdesc_arch_data *data = (struct tdesc_arch_data *) data_untyped;
- VEC_free (tdesc_arch_reg, data->arch_regs);
- xfree (data);
+ delete data;
}
/* Search FEATURE for a register named NAME. */
struct tdesc_arch_data *data,
int regno, const char *name)
{
- struct tdesc_arch_reg arch_reg = { 0 };
struct tdesc_reg *reg = tdesc_find_register_early (feature, name);
if (reg == NULL)
return 0;
/* Make sure the vector includes a REGNO'th element. */
- while (regno >= VEC_length (tdesc_arch_reg, data->arch_regs))
- VEC_safe_push (tdesc_arch_reg, data->arch_regs, &arch_reg);
+ while (regno >= data->arch_regs.size ())
+ data->arch_regs.emplace_back (nullptr, nullptr);
+
+ data->arch_regs[regno] = tdesc_arch_reg (reg, NULL);
- arch_reg.reg = reg;
- VEC_replace (tdesc_arch_reg, data->arch_regs, regno, &arch_reg);
return 1;
}
struct tdesc_arch_data *data;
data = (struct tdesc_arch_data *) gdbarch_data (gdbarch, tdesc_data);
- if (regno < VEC_length (tdesc_arch_reg, data->arch_regs))
- return VEC_index (tdesc_arch_reg, data->arch_regs, regno);
+ if (regno < data->arch_regs.size ())
+ return &data->arch_regs[regno];
else
return NULL;
}
{
/* First check for a predefined or target defined type. */
if (reg->tdesc_type)
- arch_reg->type = tdesc_gdb_type (gdbarch, reg->tdesc_type);
+ arch_reg->type = reg->tdesc_type->make_gdb_type (gdbarch);
/* Next try size-sensitive type shortcuts. */
else if (reg->type == "float")
{
int num_regs = gdbarch_num_regs (gdbarch);
struct tdesc_arch_data *data;
- struct tdesc_arch_reg *arch_reg, new_arch_reg = { 0 };
htab_t reg_hash;
/* We can't use the description for registers if it doesn't describe
data = (struct tdesc_arch_data *) gdbarch_data (gdbarch, tdesc_data);
data->arch_regs = early_data->arch_regs;
- xfree (early_data);
+ delete early_data;
/* Build up a set of all registers, so that we can assign register
numbers where needed. The hash table expands as necessary, so
/* Remove any registers which were assigned numbers by the
architecture. */
- for (int ixr = 0;
- VEC_iterate (tdesc_arch_reg, data->arch_regs, ixr, arch_reg);
- ixr++)
- if (arch_reg->reg)
- htab_remove_elt (reg_hash, arch_reg->reg);
+ for (const tdesc_arch_reg &arch_reg : data->arch_regs)
+ if (arch_reg.reg != NULL)
+ htab_remove_elt (reg_hash, arch_reg.reg);
/* Assign numbers to the remaining registers and add them to the
list of registers. The new numbers are always above gdbarch_num_regs.
Iterate over the features, not the hash table, so that the order
matches that in the target description. */
- gdb_assert (VEC_length (tdesc_arch_reg, data->arch_regs) <= num_regs);
- while (VEC_length (tdesc_arch_reg, data->arch_regs) < num_regs)
- VEC_safe_push (tdesc_arch_reg, data->arch_regs, &new_arch_reg);
+ gdb_assert (data->arch_regs.size () <= num_regs);
+ while (data->arch_regs.size () < num_regs)
+ data->arch_regs.emplace_back (nullptr, nullptr);
+
for (const tdesc_feature_up &feature : target_desc->features)
for (const tdesc_reg_up ® : feature->registers)
if (htab_find (reg_hash, reg.get ()) != NULL)
{
- new_arch_reg.reg = reg.get ();
- VEC_safe_push (tdesc_arch_reg, data->arch_regs, &new_arch_reg);
+ data->arch_regs.emplace_back (reg.get (), nullptr);
num_regs++;
}
tdesc_create_vector (struct tdesc_feature *feature, const char *name,
struct tdesc_type *field_type, int count)
{
- struct tdesc_type *type = new tdesc_type (name, TDESC_TYPE_VECTOR);
-
- type->u.v.type = field_type;
- type->u.v.count = count;
+ tdesc_type_vector *type = new tdesc_type_vector (name, field_type, count);
+ feature->types.emplace_back (type);
- VEC_safe_push (tdesc_type_p, feature->types, type);
return type;
}
/* See arch/tdesc.h. */
-struct tdesc_type *
+tdesc_type_with_fields *
tdesc_create_struct (struct tdesc_feature *feature, const char *name)
{
- struct tdesc_type *type = new tdesc_type (name, TDESC_TYPE_STRUCT);
+ tdesc_type_with_fields *type
+ = new tdesc_type_with_fields (name, TDESC_TYPE_STRUCT);
+ feature->types.emplace_back (type);
- VEC_safe_push (tdesc_type_p, feature->types, type);
return type;
}
/* See arch/tdesc.h. */
void
-tdesc_set_struct_size (struct tdesc_type *type, int size)
+tdesc_set_struct_size (tdesc_type_with_fields *type, int size)
{
gdb_assert (type->kind == TDESC_TYPE_STRUCT);
gdb_assert (size > 0);
- type->u.u.size = size;
+ type->size = size;
}
/* See arch/tdesc.h. */
-struct tdesc_type *
+tdesc_type_with_fields *
tdesc_create_union (struct tdesc_feature *feature, const char *name)
{
- struct tdesc_type *type = new tdesc_type (name, TDESC_TYPE_UNION);
+ tdesc_type_with_fields *type
+ = new tdesc_type_with_fields (name, TDESC_TYPE_UNION);
+ feature->types.emplace_back (type);
- VEC_safe_push (tdesc_type_p, feature->types, type);
return type;
}
/* See arch/tdesc.h. */
-struct tdesc_type *
+tdesc_type_with_fields *
tdesc_create_flags (struct tdesc_feature *feature, const char *name,
int size)
{
- struct tdesc_type *type = new tdesc_type (name, TDESC_TYPE_FLAGS);
-
gdb_assert (size > 0);
- type->u.u.size = size;
+ tdesc_type_with_fields *type
+ = new tdesc_type_with_fields (name, TDESC_TYPE_FLAGS, size);
+ feature->types.emplace_back (type);
- VEC_safe_push (tdesc_type_p, feature->types, type);
return type;
}
-struct tdesc_type *
+tdesc_type_with_fields *
tdesc_create_enum (struct tdesc_feature *feature, const char *name,
int size)
{
- struct tdesc_type *type = new tdesc_type (name, TDESC_TYPE_ENUM);
-
gdb_assert (size > 0);
- type->u.u.size = size;
+ tdesc_type_with_fields *type
+ = new tdesc_type_with_fields (name, TDESC_TYPE_ENUM, size);
+ feature->types.emplace_back (type);
- VEC_safe_push (tdesc_type_p, feature->types, type);
return type;
}
/* See arch/tdesc.h. */
void
-tdesc_add_field (struct tdesc_type *type, const char *field_name,
+tdesc_add_field (tdesc_type_with_fields *type, const char *field_name,
struct tdesc_type *field_type)
{
- struct tdesc_type_field f = { 0 };
-
gdb_assert (type->kind == TDESC_TYPE_UNION
|| type->kind == TDESC_TYPE_STRUCT);
- f.name = xstrdup (field_name);
- f.type = field_type;
- /* Initialize these values so we know this is not a bit-field
+ /* Initialize start and end so we know this is not a bit-field
when we print-c-tdesc. */
- f.start = -1;
- f.end = -1;
-
- VEC_safe_push (tdesc_type_field, type->u.u.fields, &f);
+ type->fields.emplace_back (field_name, field_type, -1, -1);
}
void
-tdesc_add_typed_bitfield (struct tdesc_type *type, const char *field_name,
+tdesc_add_typed_bitfield (tdesc_type_with_fields *type, const char *field_name,
int start, int end, struct tdesc_type *field_type)
{
- struct tdesc_type_field f = { 0 };
-
gdb_assert (type->kind == TDESC_TYPE_STRUCT
|| type->kind == TDESC_TYPE_FLAGS);
gdb_assert (start >= 0 && end >= start);
- f.name = xstrdup (field_name);
- f.start = start;
- f.end = end;
- f.type = field_type;
-
- VEC_safe_push (tdesc_type_field, type->u.u.fields, &f);
+ type->fields.emplace_back (field_name, field_type, start, end);
}
/* See arch/tdesc.h. */
void
-tdesc_add_bitfield (struct tdesc_type *type, const char *field_name,
+tdesc_add_bitfield (tdesc_type_with_fields *type, const char *field_name,
int start, int end)
{
struct tdesc_type *field_type;
gdb_assert (start >= 0 && end >= start);
- if (type->u.u.size > 4)
+ if (type->size > 4)
field_type = tdesc_predefined_type (TDESC_TYPE_UINT64);
else
field_type = tdesc_predefined_type (TDESC_TYPE_UINT32);
/* See arch/tdesc.h. */
void
-tdesc_add_flag (struct tdesc_type *type, int start,
+tdesc_add_flag (tdesc_type_with_fields *type, int start,
const char *flag_name)
{
- struct tdesc_type_field f = { 0 };
-
gdb_assert (type->kind == TDESC_TYPE_FLAGS
|| type->kind == TDESC_TYPE_STRUCT);
- f.name = xstrdup (flag_name);
- f.start = start;
- f.end = start;
- f.type = tdesc_predefined_type (TDESC_TYPE_BOOL);
-
- VEC_safe_push (tdesc_type_field, type->u.u.fields, &f);
+ type->fields.emplace_back (flag_name,
+ tdesc_predefined_type (TDESC_TYPE_BOOL),
+ start, start);
}
void
-tdesc_add_enum_value (struct tdesc_type *type, int value,
+tdesc_add_enum_value (tdesc_type_with_fields *type, int value,
const char *name)
{
- struct tdesc_type_field f = { 0 };
-
gdb_assert (type->kind == TDESC_TYPE_ENUM);
-
- f.name = xstrdup (name);
- f.start = value;
- f.end = -1;
- f.type = tdesc_predefined_type (TDESC_TYPE_INT32);
-
- VEC_safe_push (tdesc_type_field, type->u.u.fields, &f);
+ type->fields.emplace_back (name,
+ tdesc_predefined_type (TDESC_TYPE_INT32),
+ value, -1);
}
/* See arch/tdesc.h. */
printf_unfiltered ("}\n");
}
- void visit (const tdesc_type *type) override
+ void visit (const tdesc_type_builtin *type) override
{
- struct tdesc_type_field *f;
+ error (_("C output is not supported type \"%s\"."), type->name.c_str ());
+ }
- /* Now we do some "filtering" in order to know which variables to
- declare. This is needed because otherwise we would declare unused
- variables `field_type' and `type'. */
- if (!m_printed_field_type)
+ void visit (const tdesc_type_vector *type) override
+ {
+ if (!m_printed_element_type)
{
- printf_unfiltered (" struct tdesc_type *field_type;\n");
- m_printed_field_type = true;
+ printf_unfiltered (" tdesc_type *element_type;\n");
+ m_printed_element_type = true;
+ }
+
+ printf_unfiltered
+ (" element_type = tdesc_named_type (feature, \"%s\");\n",
+ type->element_type->name.c_str ());
+ printf_unfiltered
+ (" tdesc_create_vector (feature, \"%s\", element_type, %d);\n",
+ type->name.c_str (), type->count);
+
+ printf_unfiltered ("\n");
+ }
+
+ void visit (const tdesc_type_with_fields *type) override
+ {
+ if (!m_printed_type_with_fields)
+ {
+ printf_unfiltered (" tdesc_type_with_fields *type_with_fields;\n");
+ m_printed_type_with_fields = true;
}
- if ((type->kind == TDESC_TYPE_UNION
- || type->kind == TDESC_TYPE_STRUCT
- || type->kind == TDESC_TYPE_FLAGS
- || type->kind == TDESC_TYPE_ENUM)
- && VEC_length (tdesc_type_field, type->u.u.fields) > 0
- && !m_printed_type)
+ if (!type->fields.empty ()
+ && !m_printed_field_type)
{
- printf_unfiltered (" struct tdesc_type *type;\n");
- m_printed_type = true;
+ printf_unfiltered (" tdesc_type *field_type;\n");
+ m_printed_field_type = true;
}
switch (type->kind)
{
- case TDESC_TYPE_VECTOR:
- printf_unfiltered
- (" field_type = tdesc_named_type (feature, \"%s\");\n",
- type->u.v.type->name);
- printf_unfiltered
- (" tdesc_create_vector (feature, \"%s\", field_type, %d);\n",
- type->name, type->u.v.count);
- break;
case TDESC_TYPE_STRUCT:
case TDESC_TYPE_FLAGS:
if (type->kind == TDESC_TYPE_STRUCT)
{
printf_unfiltered
- (" type = tdesc_create_struct (feature, \"%s\");\n",
- type->name);
- if (type->u.u.size != 0)
+ (" type_with_fields = tdesc_create_struct (feature, \"%s\");\n",
+ type->name.c_str ());
+ if (type->size != 0)
printf_unfiltered
- (" tdesc_set_struct_size (type, %d);\n",
- type->u.u.size);
+ (" tdesc_set_struct_size (type_with_fields, %d);\n", type->size);
}
else
{
printf_unfiltered
- (" type = tdesc_create_flags (feature, \"%s\", %d);\n",
- type->name, type->u.u.size);
+ (" type_with_fields = tdesc_create_flags (feature, \"%s\", %d);\n",
+ type->name.c_str (), type->size);
}
- for (int ix3 = 0;
- VEC_iterate (tdesc_type_field, type->u.u.fields, ix3, f);
- ix3++)
+ for (const tdesc_type_field &f : type->fields)
{
const char *type_name;
- gdb_assert (f->type != NULL);
- type_name = f->type->name;
+ gdb_assert (f.type != NULL);
+ type_name = f.type->name.c_str ();
/* To minimize changes to generated files, don't emit type
info for fields that have defaulted types. */
- if (f->start != -1)
+ if (f.start != -1)
{
- gdb_assert (f->end != -1);
- if (f->type->kind == TDESC_TYPE_BOOL)
+ gdb_assert (f.end != -1);
+ if (f.type->kind == TDESC_TYPE_BOOL)
{
- gdb_assert (f->start == f->end);
+ gdb_assert (f.start == f.end);
printf_unfiltered
- (" tdesc_add_flag (type, %d, \"%s\");\n",
- f->start, f->name);
+ (" tdesc_add_flag (type_with_fields, %d, \"%s\");\n",
+ f.start, f.name.c_str ());
}
- else if ((type->u.u.size == 4
- && f->type->kind == TDESC_TYPE_UINT32)
- || (type->u.u.size == 8
- && f->type->kind == TDESC_TYPE_UINT64))
+ else if ((type->size == 4 && f.type->kind == TDESC_TYPE_UINT32)
+ || (type->size == 8
+ && f.type->kind == TDESC_TYPE_UINT64))
{
printf_unfiltered
- (" tdesc_add_bitfield (type, \"%s\", %d, %d);\n",
- f->name, f->start, f->end);
+ (" tdesc_add_bitfield (type_with_fields, \"%s\", %d, %d);\n",
+ f.name.c_str (), f.start, f.end);
}
else
{
printf_unfiltered
- (" field_type = tdesc_named_type (feature,"
- " \"%s\");\n",
+ (" field_type = tdesc_named_type (feature, \"%s\");\n",
type_name);
printf_unfiltered
- (" tdesc_add_typed_bitfield (type, \"%s\","
+ (" tdesc_add_typed_bitfield (type_with_fields, \"%s\","
" %d, %d, field_type);\n",
- f->name, f->start, f->end);
+ f.name.c_str (), f.start, f.end);
}
}
else /* Not a bitfield. */
{
- gdb_assert (f->end == -1);
+ gdb_assert (f.end == -1);
gdb_assert (type->kind == TDESC_TYPE_STRUCT);
printf_unfiltered
(" field_type = tdesc_named_type (feature,"
" \"%s\");\n",
type_name);
printf_unfiltered
- (" tdesc_add_field (type, \"%s\", field_type);\n",
- f->name);
+ (" tdesc_add_field (type_with_fields, \"%s\", field_type);\n",
+ f.name.c_str ());
}
}
break;
case TDESC_TYPE_UNION:
printf_unfiltered
- (" type = tdesc_create_union (feature, \"%s\");\n",
- type->name);
- for (int ix3 = 0;
- VEC_iterate (tdesc_type_field, type->u.u.fields, ix3, f);
- ix3++)
+ (" type_with_fields = tdesc_create_union (feature, \"%s\");\n",
+ type->name.c_str ());
+ for (const tdesc_type_field &f : type->fields)
{
printf_unfiltered
(" field_type = tdesc_named_type (feature, \"%s\");\n",
- f->type->name);
+ f.type->name.c_str ());
printf_unfiltered
- (" tdesc_add_field (type, \"%s\", field_type);\n",
- f->name);
+ (" tdesc_add_field (type_with_fields, \"%s\", field_type);\n",
+ f.name.c_str ());
}
break;
case TDESC_TYPE_ENUM:
printf_unfiltered
- (" type = tdesc_create_enum (feature, \"%s\", %d);\n",
- type->name, type->u.u.size);
- for (int ix3 = 0;
- VEC_iterate (tdesc_type_field, type->u.u.fields, ix3, f);
- ix3++)
+ (" type_with_fields = tdesc_create_enum (feature, \"%s\", %d);\n",
+ type->name.c_str (), type->size);
+ for (const tdesc_type_field &f : type->fields)
printf_unfiltered
- (" tdesc_add_enum_value (type, %d, \"%s\");\n",
- f->start, f->name);
+ (" tdesc_add_enum_value (type_with_fields, %d, \"%s\");\n",
+ f.start, f.name.c_str ());
break;
default:
- error (_("C output is not supported type \"%s\"."), type->name);
+ error (_("C output is not supported type \"%s\"."), type->name.c_str ());
}
+
printf_unfiltered ("\n");
}
private:
char *m_function;
+
+ /* Did we print "struct tdesc_type *element_type;" yet? */
+ bool m_printed_element_type = false;
+
+ /* Did we print "struct tdesc_type_with_fields *element_type;" yet? */
+ bool m_printed_type_with_fields = false;
+
+ /* Did we print "struct tdesc_type *field_type;" yet? */
bool m_printed_field_type = false;
- bool m_printed_type = false;
};
/* Print target description feature in C. */
projects / deliverable / binutils-gdb.git / blobdiff