/* as.h - global header file
- Copyright (C) 1987, 90, 91, 92, 93, 94, 95, 1996
+ Copyright (C) 1987, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 2000
Free Software Foundation, Inc.
This file is part of GAS, the GNU Assembler.
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
- along with GAS; see the file COPYING. If not, write to
- the Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+ along with GAS; see the file COPYING. If not, write to the Free
+ Software Foundation, 59 Temple Place - Suite 330, Boston, MA
+ 02111-1307, USA. */
#ifndef GAS
#define GAS 1
-/*
- * I think this stuff is largely out of date. xoxorich.
+/* I think this stuff is largely out of date. xoxorich.
*
* CAPITALISED names are #defined.
* "lowercaseH" is #defined if "lowercase.h" has been #include-d.
*/
#include "config.h"
+#include "bin-bugs.h"
/* This is the code recommended in the autoconf documentation, almost
verbatim. If it doesn't work for you, let me know, and notify
/* AIX requires this to be the first thing in the file. */
#ifdef __GNUC__
-# undef alloca
-# define alloca __builtin_alloca
+# ifndef alloca
+# ifdef __STDC__
+extern void *alloca ();
+# else
+extern char *alloca ();
+# endif
+# endif
#else
# if HAVE_ALLOCA_H
# include <alloca.h>
# else
# ifndef alloca /* predefined by HP cc +Olibcalls */
# if !defined (__STDC__) && !defined (__hpux)
-char *alloca ();
+extern char *alloca ();
# else
-void *alloca ();
+extern void *alloca ();
# endif /* __STDC__, __hpux */
# endif /* alloca */
# endif /* _AIX */
/* Now, tend to the rest of the configuration. */
-/* System include files first... */
+/* System include files first... */
#include <stdio.h>
#include <ctype.h>
#ifdef HAVE_STRING_H
#include <string.h>
#else
+#ifdef HAVE_STRINGS_H
#include <strings.h>
#endif
+#endif
#ifdef HAVE_STDLIB_H
#include <stdlib.h>
#endif
150 isn't special; it's just an arbitrary non-ASCII char value. */
#define OPTION_STD_BASE 150
/* The first getopt value for machine-dependent long options.
- 170 gives the standard options room to grow. */
-#define OPTION_MD_BASE 170
+ 190 gives the standard options room to grow. */
+#define OPTION_MD_BASE 190
#ifdef DEBUG
#undef NDEBUG
#endif
-#if !defined (__GNUC__) || __GNUC_MINOR__ <= 5
+#if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 6)
#define __PRETTY_FUNCTION__ ((char*)0)
#endif
#if 0
#endif
-
-/* Now GNU header files... */
-#include <ansidecl.h>
+/* Now GNU header files... */
+#include "ansidecl.h"
#ifdef BFD_ASSEMBLER
-#include <bfd.h>
+#include "bfd.h"
#endif
+#include "libiberty.h"
/* Define the standard progress macros. */
-#include <progress.h>
+#include "progress.h"
/* This doesn't get taken care of anywhere. */
#ifndef __MWERKS__ /* Metrowerks C chokes on the "defined (inline)" */
#endif /* !__MWERKS__ */
/* Other stuff from config.h. */
+#ifdef NEED_DECLARATION_STRSTR
+extern char *strstr ();
+#endif
#ifdef NEED_DECLARATION_MALLOC
extern PTR malloc ();
extern PTR realloc ();
#ifdef NEED_DECLARATION_ERRNO
extern int errno;
#endif
+#ifdef NEED_DECLARATION_ENVIRON
+extern char **environ;
+#endif
/* This is needed for VMS. */
#if ! defined (HAVE_UNLINK) && defined (HAVE_REMOVE)
#define bcopy(src,dest,size) memcpy(dest,src,size)
#endif
-#ifdef BFD_ASSEMBLER
-/* This one doesn't get declared, but we're using it anyways. This
- should be fixed -- either it's part of the external interface or
- it's not. */
-extern PTR bfd_alloc_by_size_t PARAMS ((bfd *abfd, size_t sz));
-#endif
-
/* Make Saber happier on obstack.h. */
#ifdef SABER
#undef __PTR_TO_INT
#define __FILE__ "unknown"
#endif /* __FILE__ */
-#ifndef __STDC__
-#ifndef const
-#define const
-#endif
-#ifndef volatile
-#define volatile
-#endif
-#endif /* ! __STDC__ */
-
#ifndef FOPEN_WB
#ifdef GO32
#include "fopen-bin.h"
#define EXIT_FAILURE 1
#endif
+#ifndef SEEK_SET
+#define SEEK_SET 0
+#endif
+
#define obstack_chunk_alloc xmalloc
#define obstack_chunk_free xfree
#define xfree free
-#define BAD_CASE(val) \
-{ \
- as_fatal("Case value %ld unexpected at line %d of file \"%s\"\n", \
- (long) val, __LINE__, __FILE__); \
- }
+#include "asintl.h"
-/* Version 2.1 of Solaris had problems with this declaration, but I
- think that bug has since been fixed. If it causes problems on your
- system, just delete it. */
-extern char *strstr ();
+#define BAD_CASE(val) \
+ { \
+ as_fatal (_("Case value %ld unexpected at line %d of file \"%s\"\n"), \
+ (long) val, __LINE__, __FILE__); \
+ }
\f
#include "flonum.h"
#ifndef COMMON
#ifdef TEST
-#define COMMON /* declare our COMMONs storage here. */
+#define COMMON /* declare our COMMONs storage here. */
#else
#define COMMON extern /* our commons live elswhere */
#endif
\f
/* input_scrub.c */
-/*
- * Supplies sanitised buffers to read.c.
- * Also understands printing line-number part of error messages.
- */
+/* Supplies sanitised buffers to read.c.
+ Also understands printing line-number part of error messages. */
\f
-
/* subsegs.c Sub-segments. Also, segment(=expression type)s.*/
#ifndef BFD_ASSEMBLER
#define SEG_LIST SEG_TEXT,SEG_DATA,SEG_BSS
#endif
-typedef enum _segT
- {
- SEG_ABSOLUTE = 0,
- SEG_LIST,
- SEG_UNKNOWN,
- SEG_GOOF, /* Only happens if AS has a logic error. */
- /* Invented so we don't crash printing */
- /* error message involving weird segment. */
- SEG_EXPR, /* Intermediate expression values. */
- SEG_DEBUG, /* Debug segment */
- SEG_NTV, /* Transfert vector preload segment */
- SEG_PTV, /* Transfert vector postload segment */
- SEG_REGISTER /* Mythical: a register-valued expression */
- } segT;
+typedef enum _segT {
+ SEG_ABSOLUTE = 0,
+ SEG_LIST,
+ SEG_UNKNOWN,
+ SEG_GOOF, /* Only happens if AS has a logic error. */
+ /* Invented so we don't crash printing */
+ /* error message involving weird segment. */
+ SEG_EXPR, /* Intermediate expression values. */
+ SEG_DEBUG, /* Debug segment */
+ SEG_NTV, /* Transfert vector preload segment */
+ SEG_PTV, /* Transfert vector postload segment */
+ SEG_REGISTER /* Mythical: a register-valued expression */
+} segT;
#define SEG_MAXIMUM_ORDINAL (SEG_REGISTER)
#else
/* What subseg we are accreting now? */
COMMON subsegT now_subseg;
-/* Segment our instructions emit to. */
+/* Segment our instructions emit to. */
COMMON segT now_seg;
#ifdef BFD_ASSEMBLER
/* relax() */
-enum _relax_state
- {
- /* Variable chars to be repeated fr_offset times.
- Fr_symbol unused. Used with fr_offset == 0 for a
- constant length frag. */
- rs_fill = 1,
-
- /* Align: Fr_offset: power of 2. Variable chars: fill pattern. */
- rs_align,
-
- /* Align code: fr_offset: power of 2. Fill pattern is machine
- specific, defaulting to all zeros. */
- rs_align_code,
-
- /* Org: Fr_offset, fr_symbol: address. 1 variable char: fill
- character. */
- rs_org,
+enum _relax_state {
+ /* Variable chars to be repeated fr_offset times.
+ Fr_symbol unused. Used with fr_offset == 0 for a
+ constant length frag. */
+ rs_fill = 1,
+
+ /* Align. The fr_offset field holds the power of 2 to which to
+ align. The fr_var field holds the number of characters in the
+ fill pattern. The fr_subtype field holds the maximum number of
+ bytes to skip when aligning, or 0 if there is no maximum. */
+ rs_align,
+
+ /* Align code. The fr_offset field holds the power of 2 to which
+ to align. This type is only generated by machine specific
+ code, which is normally responsible for handling the fill
+ pattern. The fr_subtype field holds the maximum number of
+ bytes to skip when aligning, or 0 if there is no maximum. */
+ rs_align_code,
+
+ /* Org: Fr_offset, fr_symbol: address. 1 variable char: fill
+ character. */
+ rs_org,
#ifndef WORKING_DOT_WORD
- /* JF: gunpoint */
- rs_broken_word,
+ /* JF: gunpoint */
+ rs_broken_word,
#endif
- /* machine-specific relaxable (or similarly alterable) instruction */
- rs_machine_dependent,
+ /* machine-specific relaxable (or similarly alterable) instruction */
+ rs_machine_dependent,
- /* .space directive with expression operand that needs to be computed
- later. Similar to rs_org, but different.
- fr_symbol: operand
- 1 variable char: fill character */
- rs_space
- };
+ /* .space directive with expression operand that needs to be computed
+ later. Similar to rs_org, but different.
+ fr_symbol: operand
+ 1 variable char: fill character */
+ rs_space,
+
+ /* A DWARF leb128 value; only ELF uses this. The subtype is 0 for
+ unsigned, 1 for signed. */
+ rs_leb128,
+
+ /* Exception frame information which we may be able to optimize. */
+ rs_cfa
+};
typedef enum _relax_state relax_stateT;
Could be a problem, cross-assembling for 64-bit machines. */
typedef addressT relax_addressT;
\f
-
-/* frags.c */
-
-/*
- * A code fragment (frag) is some known number of chars, followed by some
- * unknown number of chars. Typically the unknown number of chars is an
- * instruction address whose size is yet unknown. We always know the greatest
- * possible size the unknown number of chars may become, and reserve that
- * much room at the end of the frag.
- * Once created, frags do not change address during assembly.
- * We chain the frags in (a) forward-linked list(s). The object-file address
- * of the 1st char of a frag is generally not known until after relax().
- * Many things at assembly time describe an address by {object-file-address
- * of a particular frag}+offset.
-
- BUG: it may be smarter to have a single pointer off to various different
- notes for different frag kinds. See how code pans
- */
-struct frag
-{
- /* Object file address. */
- addressT fr_address;
- /* Chain forward; ascending address order. Rooted in frch_root. */
- struct frag *fr_next;
-
- /* (Fixed) number of chars we know we have. May be 0. */
- offsetT fr_fix;
- /* (Variable) number of chars after above. May be 0. */
- offsetT fr_var;
- /* For variable-length tail. */
- struct symbol *fr_symbol;
- /* For variable-length tail. */
- offsetT fr_offset;
- /* Points to opcode low addr byte, for relaxation. */
- char *fr_opcode;
-
-#ifndef NO_LISTING
- struct list_info_struct *line;
-#endif
-
- /* What state is my tail in? */
- relax_stateT fr_type;
- relax_substateT fr_subtype;
-
- /* These are needed only on the NS32K machines. But since we don't
- include targ-cpu.h until after this structure has been defined,
- we can't really conditionalize it. This code should be
- rearranged a bit to make that possible.
-
- In the meantime, if we get stuck like this with any other target,
- create a union here. */
- char fr_pcrel_adjust, fr_bsr;
-
- /* Data begins here. */
- char fr_literal[1];
-};
-
-#define SIZEOF_STRUCT_FRAG \
-((char *)zero_address_frag.fr_literal-(char *)&zero_address_frag)
-/* We want to say fr_literal[0] above. */
-
-typedef struct frag fragS;
-
-/* Current frag we are building. This frag is incomplete. It is, however,
- included in frchain_now. The fr_fix field is bogus; instead, use:
- obstack_next_free(&frags)-frag_now->fr_literal. */
-COMMON fragS *frag_now;
-extern int frag_now_fix ();
-
-/* For foreign-segment symbol fixups. */
-COMMON fragS zero_address_frag;
-/* For local common (N_BSS segment) fixups. */
-COMMON fragS bss_address_frag;
-
/* main program "as.c" (command arguments etc) */
COMMON unsigned char flag_no_comments; /* -f */
/* True if we are assembling in MRI mode. */
COMMON int flag_mri;
-/* True if we are assembling in m68k MRI mode. */
-COMMON int flag_m68k_mri;
-
/* Should the data section be made read-only and appended to the text
section? */
COMMON unsigned char flag_readonly_data_in_text; /* -R */
/* True if warnings should be inhibited. */
COMMON int flag_no_warnings; /* -W */
+/* True if warnings count as errors. */
+COMMON int flag_fatal_warnings; /* --fatal-warnings */
+
/* True if we should attempt to generate output even if non-fatal errors
are detected. */
COMMON unsigned char flag_always_generate_output; /* -Z */
-/* This is true if the assembler should output time and space usage. */
-
+/* This is true if the assembler should output time and space usage. */
COMMON unsigned char flag_print_statistics;
+/* True if local absolute symbols are to be stripped. */
+COMMON int flag_strip_local_absolute;
+
+/* True if we should generate a traditional format object file. */
+COMMON int flag_traditional_format;
+
/* name of emitted object file */
COMMON char *out_file_name;
-/* TRUE if we need a second pass. */
+/* name of file defining extensions to the basic instruction set */
+COMMON char *insttbl_file_name;
+
+/* TRUE if we need a second pass. */
COMMON int need_pass_2;
/* TRUE if we should do no relaxing, and
/* TRUE if we should produce a listing. */
extern int listing;
+/* Type of debugging information we should generate. We currently
+ support stabs, ECOFF, and DWARF2. */
+
+enum debug_info_type {
+ DEBUG_UNSPECIFIED,
+ DEBUG_NONE,
+ DEBUG_STABS,
+ DEBUG_ECOFF,
+ DEBUG_DWARF,
+ DEBUG_DWARF2
+};
+
+extern enum debug_info_type debug_type;
+\f
/* Maximum level of macro nesting. */
extern int max_macro_nest;
increase malloc calls for monitoring memory allocation. */
extern int chunksize;
-struct _pseudo_type
- {
- /* assembler mnemonic, lower case, no '.' */
- const char *poc_name;
- /* Do the work */
- void (*poc_handler) PARAMS ((int));
- /* Value to pass to handler */
- int poc_val;
- };
+struct _pseudo_type {
+ /* assembler mnemonic, lower case, no '.' */
+ const char *poc_name;
+ /* Do the work */
+ void (*poc_handler) PARAMS ((int));
+ /* Value to pass to handler */
+ int poc_val;
+};
typedef struct _pseudo_type pseudo_typeS;
#endif
#ifdef USE_STDARG
-#if __GNUC__ >= 2
+#if (__GNUC__ >= 2) && !defined(VMS)
/* for use with -Wformat */
-#define PRINTF_LIKE(FCN) void FCN (const char *format, ...) \
- __attribute__ ((format (printf, 1, 2)))
-#define PRINTF_WHERE_LIKE(FCN) void FCN (char *file, unsigned int line, \
- const char *format, ...) \
- __attribute__ ((format (printf, 3, 4)))
-#else /* ANSI C with stdarg, but not GNU C */
+
+#if __GNUC__ == 2 && __GNUC_MINOR__ < 6
+/* Support for double underscores in attribute names was added in gcc
+ 2.6, so avoid them if we are using an earlier version. */
+#define __printf__ printf
+#define __format__ format
+#endif
+
+#define PRINTF_LIKE(FCN) \
+ void FCN (const char *format, ...) \
+ __attribute__ ((__format__ (__printf__, 1, 2)))
+#define PRINTF_WHERE_LIKE(FCN) \
+ void FCN (char *file, unsigned int line, const char *format, ...) \
+ __attribute__ ((__format__ (__printf__, 3, 4)))
+
+#else /* __GNUC__ < 2 || defined(VMS) */
+
#define PRINTF_LIKE(FCN) void FCN PARAMS ((const char *format, ...))
#define PRINTF_WHERE_LIKE(FCN) void FCN PARAMS ((char *file, \
unsigned int line, \
const char *format, ...))
-#endif
-#else /* not using stdarg */
+
+#endif /* __GNUC__ < 2 || defined(VMS) */
+
+#else /* ! USE_STDARG */
+
#define PRINTF_LIKE(FCN) void FCN ()
#define PRINTF_WHERE_LIKE(FCN) void FCN ()
-#endif
+
+#endif /* ! USE_STDARG */
PRINTF_LIKE (as_bad);
-PRINTF_LIKE (as_fatal);
+PRINTF_LIKE (as_fatal) ATTRIBUTE_NORETURN;
PRINTF_LIKE (as_tsktsk);
PRINTF_LIKE (as_warn);
PRINTF_WHERE_LIKE (as_bad_where);
PRINTF_WHERE_LIKE (as_warn_where);
+
void as_assert PARAMS ((const char *, int, const char *));
-void as_abort PARAMS ((const char *, int, const char *));
+void as_abort PARAMS ((const char *, int, const char *)) ATTRIBUTE_NORETURN;
void fprint_value PARAMS ((FILE *file, addressT value));
void sprint_value PARAMS ((char *buf, addressT value));
char *app_push PARAMS ((void));
char *atof_ieee PARAMS ((char *str, int what_kind, LITTLENUM_TYPE * words));
char *input_scrub_include_file PARAMS ((char *filename, char *position));
+extern void input_scrub_insert_line PARAMS((const char *line));
+extern void input_scrub_insert_file PARAMS((char *path));
char *input_scrub_new_file PARAMS ((char *filename));
char *input_scrub_next_buffer PARAMS ((char **bufp));
-PTR xmalloc PARAMS ((unsigned long size));
-PTR xrealloc PARAMS ((PTR ptr, unsigned long n));
-int do_scrub_chars PARAMS ((int (*get) (char **), char *to, int tolen));
+int do_scrub_chars PARAMS ((int (*get) (char *, int), char *to, int tolen));
int gen_to_words PARAMS ((LITTLENUM_TYPE * words, int precision,
long exponent_bits));
int had_err PARAMS ((void));
int ignore_input PARAMS ((void));
+void cond_finish_check PARAMS ((int));
+void cond_exit_macro PARAMS ((int));
int seen_at_least_1_file PARAMS ((void));
void app_pop PARAMS ((char *arg));
void as_howmuch PARAMS ((FILE * stream));
void input_scrub_begin PARAMS ((void));
void input_scrub_close PARAMS ((void));
void input_scrub_end PARAMS ((void));
-void new_logical_line PARAMS ((char *fname, int line_number));
+int new_logical_line PARAMS ((char *fname, int line_number));
void subsegs_begin PARAMS ((void));
void subseg_change PARAMS ((segT seg, int subseg));
segT subseg_new PARAMS ((const char *name, subsegT subseg));
#ifdef BFD_ASSEMBLER
segT subseg_get PARAMS ((const char *, int));
#endif
+int subseg_text_p PARAMS ((segT));
+
+void start_dependencies PARAMS ((char *));
+void register_dependency PARAMS ((char *));
+void print_dependencies PARAMS ((void));
struct expressionS;
struct fix;
-struct symbol;
+typedef struct symbol symbolS;
struct relax_type;
+typedef struct frag fragS;
#ifdef BFD_ASSEMBLER
/* literal.c */
-valueT add_to_literal_pool PARAMS ((struct symbol *, valueT, segT, int));
+valueT add_to_literal_pool PARAMS ((symbolS *, valueT, segT, int));
#endif
+int check_eh_frame PARAMS ((struct expressionS *, unsigned int *));
+int eh_frame_estimate_size_before_relax PARAMS ((fragS *));
+int eh_frame_relax_frag PARAMS ((fragS *));
+void eh_frame_convert_frag PARAMS ((fragS *));
+
#include "expr.h" /* Before targ-*.h */
/* this one starts the chain of target dependant headers */
#include "targ-env.h"
-#include "struc-symbol.h"
#include "write.h"
#include "frags.h"
#include "hash.h"
#endif
#include "listing.h"
+#ifdef TC_M68K
+/* True if we are assembling in m68k MRI mode. */
+COMMON int flag_m68k_mri;
+#else
+#define flag_m68k_mri 0
+#endif
+
+#ifdef WARN_COMMENTS
+COMMON int warn_comment;
+COMMON unsigned int found_comment;
+COMMON char *found_comment_file;
+#endif
+
+#ifndef NUMBERS_WITH_SUFFIX
+#define NUMBERS_WITH_SUFFIX 0
+#endif
+
#ifndef LOCAL_LABELS_DOLLAR
#define LOCAL_LABELS_DOLLAR 0
#endif
#define LOCAL_LABELS_FB 0
#endif
-#endif /* GAS */
+#ifndef LABELS_WITHOUT_COLONS
+#define LABELS_WITHOUT_COLONS 0
+#endif
+
+#ifndef NO_PSEUDO_DOT
+#define NO_PSEUDO_DOT 0
+#endif
+
+#ifndef TEXT_SECTION_NAME
+#define TEXT_SECTION_NAME ".text"
+#define DATA_SECTION_NAME ".data"
+#define BSS_SECTION_NAME ".bss"
+#endif
-/* end of as.h */
+#ifndef OCTETS_PER_BYTE_POWER
+#define OCTETS_PER_BYTE_POWER 0
+#endif
+#ifndef OCTETS_PER_BYTE
+#define OCTETS_PER_BYTE (1<<OCTETS_PER_BYTE_POWER)
+#endif
+#if OCTETS_PER_BYTE != (1<<OCTETS_PER_BYTE_POWER)
+ #error "Octets per byte conflicts with its power-of-two definition!"
+#endif
+
+#endif /* GAS */
projects / deliverable / binutils-gdb.git / blobdiff