#include "libiberty.h"
-/* libiberty.h can't declare this one, but evidently we can. */
-extern char *strsignal (int);
-
#include "progress.h"
#ifdef USE_MMALLOC
/* For BFD64 and bfd_vma. */
#include "bfd.h"
+
+/* The target is partially multi-arched. Both "tm.h" and the
+ multi-arch vector provide definitions. "tm.h" normally overrides
+ the multi-arch vector (but there are a few exceptions). */
+
+#define GDB_MULTI_ARCH_PARTIAL 1
+
+/* The target is multi-arched. The MULTI-ARCH vector provides all
+ definitions. "tm.h" is included and may provide definitions of
+ non- multi-arch macros.. */
+
+#define GDB_MULTI_ARCH_TM 2
+
+/* The target is pure multi-arch. The MULTI-ARCH vector provides all
+ definitions. "tm.h" is linked to an empty file. */
+
+#define GDB_MULTI_ARCH_PURE 3
+
+
+
/* An address in the program being debugged. Host byte order. Rather
than duplicate all the logic in BFD which figures out what type
this is (long, long long, etc.) and whether it needs to be 64
#endif /* ! LONGEST */
-extern int core_addr_lessthan (CORE_ADDR lhs, CORE_ADDR rhs);
-extern int core_addr_greaterthan (CORE_ADDR lhs, CORE_ADDR rhs);
-
-
#ifndef min
#define min(a, b) ((a) < (b) ? (a) : (b))
#endif
#define max(a, b) ((a) > (b) ? (a) : (b))
#endif
-/* Gdb does *lots* of string compares. Use macros to speed them up by
- avoiding function calls if the first characters are not the same. */
+/* Macros to do string compares.
+
+ NOTE: cagney/2000-03-14:
+
+ While old code can continue to refer to these macros, new code is
+ probably better off using strcmp() directly vis: ``strcmp() == 0''
+ and ``strcmp() != 0''.
+
+ This is because modern compilers can directly inline strcmp()
+ making the original justification for these macros - avoid function
+ call overhead by pre-testing the first characters
+ (``*X==*Y?...:0'') - redundant.
+
+ ``Even if [...] testing the first character does have a modest
+ performance improvement, I'd rather that whenever a performance
+ issue is found that we spend the effort on algorithmic
+ optimizations than micro-optimizing.'' J.T. */
#define STRCMP(a,b) (*(a) == *(b) ? strcmp ((a), (b)) : (int)*(a) - (int)*(b))
#define STREQ(a,b) (*(a) == *(b) ? !strcmp ((a), (b)) : 0)
extern void quit (void);
+/* FIXME: cagney/2000-03-13: It has been suggested that the peformance
+ benefits of having a ``QUIT'' macro rather than a function are
+ marginal. If the overhead of a QUIT function call is proving
+ significant then its calling frequency should probably be reduced
+ [kingdon]. A profile analyzing the current situtation is
+ needed. */
+
#ifdef QUIT
/* do twice to force compiler warning */
#define QUIT_FIXME "FIXME"
language_fortran, /* Fortran */
language_m2, /* Modula-2 */
language_asm, /* Assembly language */
- language_scm /* Scheme / Guile */
+ language_scm, /* Scheme / Guile */
+ language_pascal /* Pascal */
};
enum precision_type
works everywhere we use it. */
#ifndef ATTR_NORETURN
-#if defined(__GNUC__) && __GNUC__ >= 2 && __GNUC_MINOR__ >= 7
+#if defined(__GNUC__) && (__GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 7))
#define ATTR_NORETURN __attribute__ ((noreturn))
#else
#define ATTR_NORETURN /* nothing */
#endif
#ifndef ATTR_FORMAT
-#if defined(__GNUC__) && __GNUC__ >= 2 && __GNUC_MINOR__ >= 4
+#if defined(__GNUC__) && (__GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 4))
#define ATTR_FORMAT(type, x, y) __attribute__ ((format(type, x, y)))
#else
#define ATTR_FORMAT(type, x, y) /* nothing */
extern char *safe_strerror (int);
-extern char *safe_strsignal (int);
-
extern void init_malloc (void *);
extern void request_quit (int);
extern void discard_exec_error_cleanups (struct cleanup *);
extern void discard_my_cleanups (struct cleanup **, struct cleanup *);
-typedef void (*make_cleanup_func) (void *);
+/* NOTE: cagney/2000-03-04: This typedef is strictly for the
+ make_cleanup function declarations below. Do not use this typedef
+ as a cast when passing functions into the make_cleanup() code.
+ Instead either use a bounce function or add a wrapper function.
+ Calling a f(char*) function with f(void*) is non-portable. */
+typedef void (make_cleanup_ftype) (void *);
-extern struct cleanup *make_cleanup (make_cleanup_func, void *);
+extern struct cleanup *make_cleanup (make_cleanup_ftype *, void *);
extern struct cleanup *make_cleanup_freeargv (char **);
struct ui_file;
extern struct cleanup *make_cleanup_ui_file_delete (struct ui_file *);
-extern struct cleanup *make_final_cleanup (make_cleanup_func, void *);
+extern struct cleanup *make_cleanup_close (int fd);
+
+extern struct cleanup *make_cleanup_bfd_close (bfd *abfd);
+
+extern struct cleanup *make_final_cleanup (make_cleanup_ftype *, void *);
extern struct cleanup *make_my_cleanup (struct cleanup **,
- make_cleanup_func, void *);
+ make_cleanup_ftype *, void *);
-extern struct cleanup *make_run_cleanup (make_cleanup_func, void *);
+extern struct cleanup *make_run_cleanup (make_cleanup_ftype *, void *);
-extern struct cleanup *make_exec_cleanup (make_cleanup_func, void *);
-extern struct cleanup *make_exec_error_cleanup (make_cleanup_func, void *);
+extern struct cleanup *make_exec_cleanup (make_cleanup_ftype *, void *);
+extern struct cleanup *make_exec_error_cleanup (make_cleanup_ftype *, void *);
extern struct cleanup *save_cleanups (void);
extern struct cleanup *save_final_cleanups (void);
extern void restore_final_cleanups (struct cleanup *);
extern void restore_my_cleanups (struct cleanup **, struct cleanup *);
-extern void free_current_contents (char **);
+extern void free_current_contents (void *);
-extern void null_cleanup (PTR);
+extern void null_cleanup (void *);
extern int myread (int, char *, int);
extern int query (char *, ...) ATTR_FORMAT (printf, 1, 2);
#if !defined (USE_MMALLOC)
-extern PTR mcalloc (void *, size_t, size_t);
+/* NOTE: cagney/2000-03-04: The mmalloc functions need to use PTR
+ rather than void* so that they are consistent with
+ ../mmalloc/mmalloc.h. */
+extern PTR mcalloc (PTR, size_t, size_t);
extern PTR mmalloc (PTR, size_t);
extern PTR mrealloc (PTR, PTR, size_t);
extern void mfree (PTR, PTR);
extern void init_page_info (void);
+extern CORE_ADDR host_pointer_to_address (void *ptr);
+extern void *address_to_host_pointer (CORE_ADDR addr);
+
/* From demangle.c */
extern void set_demangling_style (char *);
extern char *paddr_u (CORE_ADDR addr);
extern char *paddr_d (LONGEST addr);
-typedef bfd_vma t_reg;
-extern char *preg (t_reg reg);
-extern char *preg_nz (t_reg reg);
+extern char *phex (ULONGEST l, int sizeof_l);
+extern char *phex_nz (ULONGEST l, int sizeof_l);
extern void fprintf_symbol_filtered (struct ui_file *, char *,
enum language, int);
struct frame_info;
-void default_get_saved_register (char *raw_buffer, int *optimized,
- CORE_ADDR * addrp,
- struct frame_info *frame, int regnum,
- enum lval_type *lval);
-
/* From readline (but not in any readline .h files). */
extern char *tilde_expand (char *);
struct continuation_arg
{
struct continuation_arg *next;
- PTR data;
+ union continuation_data {
+ void *pointer;
+ int integer;
+ long longint;
+ } data;
};
struct continuation
};
\f
-/* Host machine definition. This will be a symlink to one of the
- xm-*.h files, built by the `configure' script. */
+/* Optional host machine definition. Pure autoconf targets will not
+ need a "xm.h" file. This will be a symlink to one of the xm-*.h
+ files, built by the `configure' script. */
+#ifdef GDB_XM_FILE
#include "xm.h"
+#endif
-/* Native machine support. This will be a symlink to one of the
- nm-*.h files, built by the `configure' script. */
+/* Optional native machine support. Non-native (and possibly pure
+ multi-arch) targets do not need a "nm.h" file. This will be a
+ symlink to one of the nm-*.h files, built by the `configure'
+ script. */
+#ifdef GDB_NM_FILE
#include "nm.h"
+#endif
-/* Target machine definition. This will be a symlink to one of the
+/* Optional target machine definition. Pure multi-arch configurations
+ do not need a "tm.h" file. This will be a symlink to one of the
tm-*.h files, built by the `configure' script. */
+#ifdef GDB_TM_FILE
#include "tm.h"
+#endif
+
+/* GDB_MULTI_ARCH is normally set by configure.in using information
+ from configure.tgt or the config/%/%.mt Makefile fragment. Since
+ some targets have defined it in their "tm.h" file, delay providing
+ a default definition until after "tm.h" has been included.. */
+
+#ifndef GDB_MULTI_ARCH
+#define GDB_MULTI_ARCH 0
+#endif
+
/* If the xm.h file did not define the mode string used to open the
files, assume that binary files are opened the same way as text
extern NORETURN void nomem (long) ATTR_NORETURN;
-/* Reasons for calling return_to_top_level. */
+/* Reasons for calling return_to_top_level. Note: enum value 0 is
+ reserved for internal use as the return value from an initial
+ setjmp(). */
enum return_reason
{
/* User interrupt. */
- RETURN_QUIT,
+ RETURN_QUIT = 1,
/* Any other error. */
RETURN_ERROR
};
#define ALL_CLEANUPS ((struct cleanup *)0)
-#define RETURN_MASK_QUIT (1 << (int)RETURN_QUIT)
-#define RETURN_MASK_ERROR (1 << (int)RETURN_ERROR)
-#define RETURN_MASK_ALL (RETURN_MASK_QUIT | RETURN_MASK_ERROR)
+#define RETURN_MASK(reason) (1 << (int)(reason))
+#define RETURN_MASK_QUIT RETURN_MASK (RETURN_QUIT)
+#define RETURN_MASK_ERROR RETURN_MASK (RETURN_ERROR)
+#define RETURN_MASK_ALL (RETURN_MASK_QUIT | RETURN_MASK_ERROR)
typedef int return_mask;
extern NORETURN void return_to_top_level (enum return_reason) ATTR_NORETURN;
/* Dynamic target-system-dependent parameters for GDB. */
#include "gdbarch.h"
+#if (GDB_MULTI_ARCH == 0)
+/* Multi-arch targets _should_ be including "arch-utils.h" directly
+ into their *-tdep.c file. This is a prop to help old non-
+ multi-arch targets to continue to compile. */
+#include "arch-utils.h"
+#endif
/* Static target-system-dependent parameters for GDB. */
extern CORE_ADDR extract_address (void *, int);
-extern void store_signed_integer (PTR, int, LONGEST);
+extern CORE_ADDR extract_typed_address (void *buf, struct type *type);
+
+extern void store_signed_integer (void *, int, LONGEST);
-extern void store_unsigned_integer (PTR, int, ULONGEST);
+extern void store_unsigned_integer (void *, int, ULONGEST);
-extern void store_address (PTR, int, LONGEST);
+extern void store_address (void *, int, LONGEST);
+
+extern void store_typed_address (void *buf, struct type *type, CORE_ADDR addr);
/* Setup definitions for host and target floating point formats. We need to
consider the format for `float', `double', and `long double' for both target
#define HOST_LONG_DOUBLE_FORMAT &floatformat_unknown
#endif
-#ifndef TARGET_FLOAT_FORMAT
-#define TARGET_FLOAT_FORMAT (TARGET_BYTE_ORDER == BIG_ENDIAN \
- ? &floatformat_ieee_single_big \
- : &floatformat_ieee_single_little)
-#endif
-#ifndef TARGET_DOUBLE_FORMAT
-#define TARGET_DOUBLE_FORMAT (TARGET_BYTE_ORDER == BIG_ENDIAN \
- ? &floatformat_ieee_double_big \
- : &floatformat_ieee_double_little)
-#endif
-
-#ifndef TARGET_LONG_DOUBLE_FORMAT
-#define TARGET_LONG_DOUBLE_FORMAT &floatformat_unknown
-#endif
-
/* Use `long double' if the host compiler supports it. (Note that this is not
necessarily any longer than `double'. On SunOS/gcc, it's the same as
double.) This is necessary because GDB internally converts all floating
/* Hooks for alternate command interfaces. */
+#ifdef UI_OUT
+/* The name of the interpreter if specified on the command line. */
+extern char *interpreter_p;
+#endif
+
+/* If a given interpreter matches INTERPRETER_P then it should update
+ command_loop_hook and init_ui_hook with the per-interpreter
+ implementation. */
+/* FIXME: command_loop_hook and init_ui_hook should be moved here. */
+
struct target_waitstatus;
struct cmd_list_element;