/* Target description support for GDB.
- Copyright (C) 2006, 2007, 2008, 2009, 2010 Free Software Foundation, Inc.
+ Copyright (C) 2006-2017 Free Software Foundation, Inc.
Contributed by CodeSourcery.
#ifndef TARGET_DESCRIPTIONS_H
#define TARGET_DESCRIPTIONS_H 1
+#include "arch/tdesc.h"
-struct tdesc_feature;
struct tdesc_arch_data;
-struct tdesc_type;
-struct tdesc_reg;
-struct target_desc;
struct target_ops;
+/* An inferior's target description info is stored in this opaque
+ object. There's one such object per inferior. */
+struct target_desc_info;
+struct inferior;
-/* Fetch the current target's description, and switch the current
+/* Fetch the current inferior's description, and switch its current
architecture to one which incorporates that description. */
void target_find_description (void);
-/* Discard any description fetched from the current target, and switch
- the current architecture to one with no target description. */
+/* Discard any description fetched from the target for the current
+ inferior, and switch the current architecture to one with no target
+ description. */
void target_clear_description (void);
-/* Return the global current target description. This should only be
- used by gdbarch initialization code; most access should be through
- an existing gdbarch. */
+/* Return the current inferior's target description. This should only
+ be used by gdbarch initialization code; most access should be
+ through an existing gdbarch. */
const struct target_desc *target_current_description (void);
+/* Copy inferior target description data. Used for example when
+ handling (v)forks, where child's description is the same as the
+ parent's, since the child really is a copy of the parent. */
+
+void copy_inferior_target_desc_info (struct inferior *destinf,
+ struct inferior *srcinf);
+
+/* Free a target_desc_info object. */
+
+void target_desc_info_free (struct target_desc_info *tdesc_info);
+
+/* Returns true if INFO indicates the target description had been
+ supplied by the user. */
+
+int target_desc_info_from_user_p (struct target_desc_info *info);
+
/* Record architecture-specific functions to call for pseudo-register
support. If tdesc_use_registers is called and gdbarch_num_pseudo_regs
is greater than zero, then these should be called as well.
const char *tdesc_feature_name (const struct tdesc_feature *feature);
-/* Return the type associated with ID in the context of FEATURE, or
- NULL if none. */
-
-struct tdesc_type *tdesc_named_type (const struct tdesc_feature *feature,
- const char *id);
-
/* Return the name of register REGNO, from the target description or
from an architecture-provided pseudo_register_name method. */
struct type *tdesc_register_type (struct gdbarch *gdbarch, int regno);
-/* Return the type associated with ID, from the target description. */
+/* Return the type associated with ID, from the target description. */
struct type *tdesc_find_type (struct gdbarch *gdbarch, const char *id);
/* Methods for constructing a target description. */
-struct target_desc *allocate_target_description (void);
struct cleanup *make_cleanup_free_target_description (struct target_desc *);
void set_tdesc_architecture (struct target_desc *,
const struct bfd_arch_info *);
const char *key, const char *value);
void tdesc_add_compatible (struct target_desc *,
const struct bfd_arch_info *);
-
-struct tdesc_feature *tdesc_create_feature (struct target_desc *tdesc,
- const char *name);
-struct tdesc_type *tdesc_create_vector (struct tdesc_feature *feature,
- const char *name,
- struct tdesc_type *field_type,
- int count);
-struct tdesc_type *tdesc_create_union (struct tdesc_feature *feature,
- const char *name);
-void tdesc_add_field (struct tdesc_type *type, const char *field_name,
- struct tdesc_type *field_type);
-void tdesc_create_reg (struct tdesc_feature *feature, const char *name,
- int regnum, int save_restore, const char *group,
- int bitsize, const char *type);
+tdesc_type_with_fields *tdesc_create_enum (struct tdesc_feature *feature,
+ const char *name,
+ int size);
+void tdesc_add_typed_bitfield (tdesc_type_with_fields *type, const char *field_name,
+ int start, int end,
+ struct tdesc_type *field_type);
+void tdesc_add_enum_value (tdesc_type_with_fields *type, int value,
+ const char *name);
+
+#if GDB_SELF_TEST
+namespace selftests {
+
+/* Record that XML_FILE should generate a target description that equals
+ TDESC, to be verified by the "maintenance check xml-descriptions"
+ command. */
+
+void record_xml_tdesc (const char *xml_file,
+ const struct target_desc *tdesc);
+}
+#endif
#endif /* TARGET_DESCRIPTIONS_H */