#define GDBARCH_H
#include "dis-asm.h" /* Get defs for disassemble_info, which unfortunately is a typedef. */
+#if !GDB_MULTI_ARCH
+#include "value.h" /* For default_coerce_float_to_double which is referenced by a macro. */
+#endif
struct frame_info;
struct value;
-
+struct objfile;
extern struct gdbarch *current_gdbarch;
#endif
#endif
+/* One if `char' acts like `signed char', zero if `unsigned char'. */
+
+/* Default (value) for non- multi-arch platforms. */
+#if (!GDB_MULTI_ARCH) && !defined (TARGET_CHAR_SIGNED)
+#define TARGET_CHAR_SIGNED (1)
+#endif
+
+extern int gdbarch_char_signed (struct gdbarch *gdbarch);
+extern void set_gdbarch_char_signed (struct gdbarch *gdbarch, int char_signed);
+#if (GDB_MULTI_ARCH > GDB_MULTI_ARCH_PARTIAL) && defined (TARGET_CHAR_SIGNED)
+#error "Non multi-arch definition of TARGET_CHAR_SIGNED"
+#endif
+#if GDB_MULTI_ARCH
+#if (GDB_MULTI_ARCH > GDB_MULTI_ARCH_PARTIAL) || !defined (TARGET_CHAR_SIGNED)
+#define TARGET_CHAR_SIGNED (gdbarch_char_signed (current_gdbarch))
+#endif
+#endif
+
/* Default (value) for non- multi-arch platforms. */
#if (!GDB_MULTI_ARCH) && !defined (IEEE_FLOAT)
#define IEEE_FLOAT (0)
be updated. Typically it will be defined on a per-architecture
basis. */
+#if defined (FETCH_PSEUDO_REGISTER)
+/* Legacy for systems yet to multi-arch FETCH_PSEUDO_REGISTER */
+#if !defined (FETCH_PSEUDO_REGISTER_P)
+#define FETCH_PSEUDO_REGISTER_P() (1)
+#endif
+#endif
+
+/* Default predicate for non- multi-arch targets. */
+#if (!GDB_MULTI_ARCH) && !defined (FETCH_PSEUDO_REGISTER_P)
+#define FETCH_PSEUDO_REGISTER_P() (0)
+#endif
+
+extern int gdbarch_fetch_pseudo_register_p (struct gdbarch *gdbarch);
+#if (GDB_MULTI_ARCH > GDB_MULTI_ARCH_PARTIAL) && defined (FETCH_PSEUDO_REGISTER_P)
+#error "Non multi-arch definition of FETCH_PSEUDO_REGISTER"
+#endif
+#if (GDB_MULTI_ARCH > GDB_MULTI_ARCH_PARTIAL) || !defined (FETCH_PSEUDO_REGISTER_P)
+#define FETCH_PSEUDO_REGISTER_P() (gdbarch_fetch_pseudo_register_p (current_gdbarch))
+#endif
+
/* Default (function) for non- multi-arch platforms. */
#if (!GDB_MULTI_ARCH) && !defined (FETCH_PSEUDO_REGISTER)
#define FETCH_PSEUDO_REGISTER(regnum) (internal_error (__FILE__, __LINE__, "FETCH_PSEUDO_REGISTER"), 0)
be set or stored. Typically it will be defined on a
per-architecture basis. */
+#if defined (STORE_PSEUDO_REGISTER)
+/* Legacy for systems yet to multi-arch STORE_PSEUDO_REGISTER */
+#if !defined (STORE_PSEUDO_REGISTER_P)
+#define STORE_PSEUDO_REGISTER_P() (1)
+#endif
+#endif
+
+/* Default predicate for non- multi-arch targets. */
+#if (!GDB_MULTI_ARCH) && !defined (STORE_PSEUDO_REGISTER_P)
+#define STORE_PSEUDO_REGISTER_P() (0)
+#endif
+
+extern int gdbarch_store_pseudo_register_p (struct gdbarch *gdbarch);
+#if (GDB_MULTI_ARCH > GDB_MULTI_ARCH_PARTIAL) && defined (STORE_PSEUDO_REGISTER_P)
+#error "Non multi-arch definition of STORE_PSEUDO_REGISTER"
+#endif
+#if (GDB_MULTI_ARCH > GDB_MULTI_ARCH_PARTIAL) || !defined (STORE_PSEUDO_REGISTER_P)
+#define STORE_PSEUDO_REGISTER_P() (gdbarch_store_pseudo_register_p (current_gdbarch))
+#endif
+
/* Default (function) for non- multi-arch platforms. */
#if (!GDB_MULTI_ARCH) && !defined (STORE_PSEUDO_REGISTER)
#define STORE_PSEUDO_REGISTER(regnum) (internal_error (__FILE__, __LINE__, "STORE_PSEUDO_REGISTER"), 0)
#endif
#endif
+#if defined (PUSH_RETURN_ADDRESS)
+/* Legacy for systems yet to multi-arch PUSH_RETURN_ADDRESS */
+#if !defined (PUSH_RETURN_ADDRESS_P)
+#define PUSH_RETURN_ADDRESS_P() (1)
+#endif
+#endif
+
+/* Default predicate for non- multi-arch targets. */
+#if (!GDB_MULTI_ARCH) && !defined (PUSH_RETURN_ADDRESS_P)
+#define PUSH_RETURN_ADDRESS_P() (0)
+#endif
+
+extern int gdbarch_push_return_address_p (struct gdbarch *gdbarch);
+#if (GDB_MULTI_ARCH > GDB_MULTI_ARCH_PARTIAL) && defined (PUSH_RETURN_ADDRESS_P)
+#error "Non multi-arch definition of PUSH_RETURN_ADDRESS"
+#endif
+#if (GDB_MULTI_ARCH > GDB_MULTI_ARCH_PARTIAL) || !defined (PUSH_RETURN_ADDRESS_P)
+#define PUSH_RETURN_ADDRESS_P() (gdbarch_push_return_address_p (current_gdbarch))
+#endif
+
+/* Default (function) for non- multi-arch platforms. */
+#if (!GDB_MULTI_ARCH) && !defined (PUSH_RETURN_ADDRESS)
+#define PUSH_RETURN_ADDRESS(pc, sp) (internal_error (__FILE__, __LINE__, "PUSH_RETURN_ADDRESS"), 0)
+#endif
+
typedef CORE_ADDR (gdbarch_push_return_address_ftype) (CORE_ADDR pc, CORE_ADDR sp);
extern CORE_ADDR gdbarch_push_return_address (struct gdbarch *gdbarch, CORE_ADDR pc, CORE_ADDR sp);
extern void set_gdbarch_push_return_address (struct gdbarch *gdbarch, gdbarch_push_return_address_ftype *push_return_address);
#endif
#endif
+/* Default (function) for non- multi-arch platforms. */
+#if (!GDB_MULTI_ARCH) && !defined (USE_STRUCT_CONVENTION)
+#define USE_STRUCT_CONVENTION(gcc_p, value_type) (generic_use_struct_convention (gcc_p, value_type))
+#endif
+
typedef int (gdbarch_use_struct_convention_ftype) (int gcc_p, struct type *value_type);
extern int gdbarch_use_struct_convention (struct gdbarch *gdbarch, int gcc_p, struct type *value_type);
extern void set_gdbarch_use_struct_convention (struct gdbarch *gdbarch, gdbarch_use_struct_convention_ftype *use_struct_convention);
#endif
#endif
+#if defined (INIT_EXTRA_FRAME_INFO)
+/* Legacy for systems yet to multi-arch INIT_EXTRA_FRAME_INFO */
+#if !defined (INIT_EXTRA_FRAME_INFO_P)
+#define INIT_EXTRA_FRAME_INFO_P() (1)
+#endif
+#endif
+
+/* Default predicate for non- multi-arch targets. */
+#if (!GDB_MULTI_ARCH) && !defined (INIT_EXTRA_FRAME_INFO_P)
+#define INIT_EXTRA_FRAME_INFO_P() (0)
+#endif
+
+extern int gdbarch_init_extra_frame_info_p (struct gdbarch *gdbarch);
+#if (GDB_MULTI_ARCH > GDB_MULTI_ARCH_PARTIAL) && defined (INIT_EXTRA_FRAME_INFO_P)
+#error "Non multi-arch definition of INIT_EXTRA_FRAME_INFO"
+#endif
+#if (GDB_MULTI_ARCH > GDB_MULTI_ARCH_PARTIAL) || !defined (INIT_EXTRA_FRAME_INFO_P)
+#define INIT_EXTRA_FRAME_INFO_P() (gdbarch_init_extra_frame_info_p (current_gdbarch))
+#endif
+
+/* Default (function) for non- multi-arch platforms. */
+#if (!GDB_MULTI_ARCH) && !defined (INIT_EXTRA_FRAME_INFO)
+#define INIT_EXTRA_FRAME_INFO(fromleaf, frame) (internal_error (__FILE__, __LINE__, "INIT_EXTRA_FRAME_INFO"), 0)
+#endif
+
typedef void (gdbarch_init_extra_frame_info_ftype) (int fromleaf, struct frame_info *frame);
extern void gdbarch_init_extra_frame_info (struct gdbarch *gdbarch, int fromleaf, struct frame_info *frame);
extern void set_gdbarch_init_extra_frame_info (struct gdbarch *gdbarch, gdbarch_init_extra_frame_info_ftype *init_extra_frame_info);
#endif
#endif
+/* For SVR4 shared libraries, each call goes through a small piece of
+ trampoline code in the ".plt" section. IN_SOLIB_CALL_TRAMPOLINE evaluates
+ to nonzero if we are current stopped in one of these. */
+
+/* Default (function) for non- multi-arch platforms. */
+#if (!GDB_MULTI_ARCH) && !defined (IN_SOLIB_CALL_TRAMPOLINE)
+#define IN_SOLIB_CALL_TRAMPOLINE(pc, name) (generic_in_solib_call_trampoline (pc, name))
+#endif
+
+typedef int (gdbarch_in_solib_call_trampoline_ftype) (CORE_ADDR pc, char *name);
+extern int gdbarch_in_solib_call_trampoline (struct gdbarch *gdbarch, CORE_ADDR pc, char *name);
+extern void set_gdbarch_in_solib_call_trampoline (struct gdbarch *gdbarch, gdbarch_in_solib_call_trampoline_ftype *in_solib_call_trampoline);
+#if (GDB_MULTI_ARCH > GDB_MULTI_ARCH_PARTIAL) && defined (IN_SOLIB_CALL_TRAMPOLINE)
+#error "Non multi-arch definition of IN_SOLIB_CALL_TRAMPOLINE"
+#endif
+#if GDB_MULTI_ARCH
+#if (GDB_MULTI_ARCH > GDB_MULTI_ARCH_PARTIAL) || !defined (IN_SOLIB_CALL_TRAMPOLINE)
+#define IN_SOLIB_CALL_TRAMPOLINE(pc, name) (gdbarch_in_solib_call_trampoline (current_gdbarch, pc, name))
+#endif
+#endif
+
+/* A target might have problems with watchpoints as soon as the stack
+ frame of the current function has been destroyed. This mostly happens
+ as the first action in a funtion's epilogue. in_function_epilogue_p()
+ is defined to return a non-zero value if either the given addr is one
+ instruction after the stack destroying instruction up to the trailing
+ return instruction or if we can figure out that the stack frame has
+ already been invalidated regardless of the value of addr. Targets
+ which don't suffer from that problem could just let this functionality
+ untouched. */
+
+typedef int (gdbarch_in_function_epilogue_p_ftype) (struct gdbarch *gdbarch, CORE_ADDR addr);
+extern int gdbarch_in_function_epilogue_p (struct gdbarch *gdbarch, CORE_ADDR addr);
+extern void set_gdbarch_in_function_epilogue_p (struct gdbarch *gdbarch, gdbarch_in_function_epilogue_p_ftype *in_function_epilogue_p);
+
+/* Given a vector of command-line arguments, return a newly allocated
+ string which, when passed to the create_inferior function, will be
+ parsed (on Unix systems, by the shell) to yield the same vector.
+ This function should call error() if the argument vector is not
+ representable for this target or if this target does not support
+ command-line arguments.
+ ARGC is the number of elements in the vector.
+ ARGV is an array of strings, one per argument. */
+
+typedef char * (gdbarch_construct_inferior_arguments_ftype) (struct gdbarch *gdbarch, int argc, char **argv);
+extern char * gdbarch_construct_inferior_arguments (struct gdbarch *gdbarch, int argc, char **argv);
+extern void set_gdbarch_construct_inferior_arguments (struct gdbarch *gdbarch, gdbarch_construct_inferior_arguments_ftype *construct_inferior_arguments);
+
+#if defined (DWARF2_BUILD_FRAME_INFO)
+/* Legacy for systems yet to multi-arch DWARF2_BUILD_FRAME_INFO */
+#if !defined (DWARF2_BUILD_FRAME_INFO_P)
+#define DWARF2_BUILD_FRAME_INFO_P() (1)
+#endif
+#endif
+
+/* Default predicate for non- multi-arch targets. */
+#if (!GDB_MULTI_ARCH) && !defined (DWARF2_BUILD_FRAME_INFO_P)
+#define DWARF2_BUILD_FRAME_INFO_P() (0)
+#endif
+
+extern int gdbarch_dwarf2_build_frame_info_p (struct gdbarch *gdbarch);
+#if (GDB_MULTI_ARCH > GDB_MULTI_ARCH_PARTIAL) && defined (DWARF2_BUILD_FRAME_INFO_P)
+#error "Non multi-arch definition of DWARF2_BUILD_FRAME_INFO"
+#endif
+#if (GDB_MULTI_ARCH > GDB_MULTI_ARCH_PARTIAL) || !defined (DWARF2_BUILD_FRAME_INFO_P)
+#define DWARF2_BUILD_FRAME_INFO_P() (gdbarch_dwarf2_build_frame_info_p (current_gdbarch))
+#endif
+
+/* Default (function) for non- multi-arch platforms. */
+#if (!GDB_MULTI_ARCH) && !defined (DWARF2_BUILD_FRAME_INFO)
+#define DWARF2_BUILD_FRAME_INFO(objfile) (internal_error (__FILE__, __LINE__, "DWARF2_BUILD_FRAME_INFO"), 0)
+#endif
+
+typedef void (gdbarch_dwarf2_build_frame_info_ftype) (struct objfile *objfile);
+extern void gdbarch_dwarf2_build_frame_info (struct gdbarch *gdbarch, struct objfile *objfile);
+extern void set_gdbarch_dwarf2_build_frame_info (struct gdbarch *gdbarch, gdbarch_dwarf2_build_frame_info_ftype *dwarf2_build_frame_info);
+#if (GDB_MULTI_ARCH > GDB_MULTI_ARCH_PARTIAL) && defined (DWARF2_BUILD_FRAME_INFO)
+#error "Non multi-arch definition of DWARF2_BUILD_FRAME_INFO"
+#endif
+#if GDB_MULTI_ARCH
+#if (GDB_MULTI_ARCH > GDB_MULTI_ARCH_PARTIAL) || !defined (DWARF2_BUILD_FRAME_INFO)
+#define DWARF2_BUILD_FRAME_INFO(objfile) (gdbarch_dwarf2_build_frame_info (current_gdbarch, objfile))
+#endif
+#endif
+
extern struct gdbarch_tdep *gdbarch_tdep (struct gdbarch *gdbarch);
The INIT function parameter INFO shall, as far as possible, be
pre-initialized with information obtained from INFO.ABFD or
- previously selected architecture (if similar). INIT shall ensure
- that the INFO.BYTE_ORDER is non-zero.
+ previously selected architecture (if similar).
The INIT function shall return any of: NULL - indicating that it
doesn't recognize the selected architecture; an existing ``struct
/* Use default: NULL (ZERO). */
const struct bfd_arch_info *bfd_arch_info;
- /* Use default: 0 (ZERO). */
+ /* Use default: BFD_ENDIAN_UNKNOWN (NB: is not ZERO). */
int byte_order;
/* Use default: NULL (ZERO). */
projects / deliverable / binutils-gdb.git / blobdiff