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, 675 Mass Ave, Cambridge, MA 02139, USA. */
+ 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* I think this stuff is largely out of date.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.
* If TEST is #defined, then we are testing a module: #define COMMON as "".
*/
-/* These #defines are for parameters of entire assembler. */
+#include "config.h"
+
+/* This is the code recommended in the autoconf documentation, almost
+ verbatim. If it doesn't work for you, let me know, and notify
+ djm@gnu.ai.mit.edu as well. */
+/* Added #undef for DJ Delorie. The right fix is to ensure that as.h
+ is included first, before even any system header files, in all files
+ that use it. KR 1994.11.03 */
+/* Added void* version for STDC case. This is to be compatible with
+ the declaration in bison.simple, used for m68k operand parsing.
+ --KR 1995.08.08 */
+/* Force void* decl for hpux. This is what Bison uses. --KR 1995.08.16 */
+
+/* AIX requires this to be the first thing in the file. */
+#ifdef __GNUC__
+# undef alloca
+# define alloca __builtin_alloca
+#else
+# if HAVE_ALLOCA_H
+# include <alloca.h>
+# else
+# ifdef _AIX
+ #pragma alloca
+# else
+# ifndef alloca /* predefined by HP cc +Olibcalls */
+# if !defined (__STDC__) && !defined (__hpux)
+char *alloca ();
+# else
+void *alloca ();
+# endif /* __STDC__, __hpux */
+# endif /* alloca */
+# endif /* _AIX */
+# endif /* HAVE_ALLOCA_H */
+#endif
-#define DEBUG /* temporary */
-/* These #includes are for type definitions etc. */
+/* Now, tend to the rest of the configuration. */
+/* System include files first... */
#include <stdio.h>
+#include <ctype.h>
+#ifdef HAVE_STRING_H
+#include <string.h>
+#else
+#include <strings.h>
+#endif
+#ifdef HAVE_STDLIB_H
+#include <stdlib.h>
+#endif
+#ifdef HAVE_UNISTD_H
+#include <unistd.h>
+#endif
+#ifdef HAVE_SYS_TYPES_H
+/* for size_t, pid_t */
+#include <sys/types.h>
+#endif
+
+/* Some systems do declare this, but this seems to be the universal
+ declaration, though the parameter type varies. (It ought to use
+ `const' but many systems prototype it without.) Include it here
+ for systems that don't declare it. If conflicts arise, just add
+ another autoconf test... */
+extern char *strdup (/* const char * */);
+
+#include <getopt.h>
+/* The first getopt value for machine-independent long options.
+ 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
+
#ifdef DEBUG
#undef NDEBUG
#endif
+#if !defined (__GNUC__) || __GNUC_MINOR__ <= 5
+#define __PRETTY_FUNCTION__ ((char*)0)
+#endif
+#if 0
+
+/* Handle lossage with assert.h. */
+#ifndef BROKEN_ASSERT
#include <assert.h>
+#else /* BROKEN_ASSERT */
+#ifndef NDEBUG
+#define assert(p) ((p) ? 0 : (as_assert (__FILE__, __LINE__, __PRETTY_FUNCTION__), 0))
+#else
+#define assert(p) ((p), 0)
+#endif
+#endif /* BROKEN_ASSERT */
+#else
+
+#define assert(P) ((P) ? 0 : (as_assert (__FILE__, __LINE__, __PRETTY_FUNCTION__), 0))
+#undef abort
+#define abort() as_abort (__FILE__, __LINE__, __PRETTY_FUNCTION__)
+
+#endif
+
+
+/* Now GNU header files... */
#include <ansidecl.h>
#ifdef BFD_ASSEMBLER
#include <bfd.h>
#endif
-#include "host.h"
-#include "flonum.h"
+
+/* Define the standard progress macros. */
+#include <progress.h>
+
+/* This doesn't get taken care of anywhere. */
+#if !defined (__GNUC__) && !defined (inline)
+#define inline
+#endif
+
+/* Other stuff from config.h. */
+#ifdef NEED_DECLARATION_MALLOC
+extern PTR malloc ();
+extern PTR realloc ();
+#endif
+#ifdef NEED_DECLARATION_FREE
+extern void free ();
+#endif
+#ifdef NEED_DECLARATION_ERRNO
+extern int errno;
+#endif
+
+/* This is needed for VMS. */
+#if ! defined (HAVE_UNLINK) && defined (HAVE_REMOVE)
+#define unlink remove
+#endif
+
+/* Hack to make "gcc -Wall" not complain about obstack macros. */
+#if !defined (memcpy) && !defined (bcopy)
+#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 __PTR_TO_INT(P) ((int)(P))
+#undef __INT_TO_PTR
+#define __INT_TO_PTR(P) ((char *)(P))
+#endif
#ifndef __LINE__
#define __LINE__ "unknown"
#define __FILE__ "unknown"
#endif /* __FILE__ */
+#ifndef __STDC__
+#ifndef const
+#define const
+#endif
+#ifndef volatile
+#define volatile
+#endif
+#endif /* ! __STDC__ */
+
+#if !defined (__GNUC__) && !defined (inline)
+#define inline
+#endif
+
+#ifndef FOPEN_WB
+#ifdef GO32
+#include "fopen-bin.h"
+#else
+#include "fopen-same.h"
+#endif
+#endif
+
+#ifndef EXIT_SUCCESS
+#define EXIT_SUCCESS 0
+#define EXIT_FAILURE 1
+#endif
+
#define obstack_chunk_alloc xmalloc
#define obstack_chunk_free xfree
#define xfree free
-#define BAD_CASE(value) \
+#define BAD_CASE(val) \
{ \
- as_fatal("Case value %d unexpected at line %d of file \"%s\"\n", \
- value, __LINE__, __FILE__); \
+ as_fatal("Case value %ld unexpected at line %d of file \"%s\"\n", \
+ (long) val, __LINE__, __FILE__); \
}
+
+/* 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 ();
\f
+#include "flonum.h"
/* These are assembler-wide concepts */
#ifdef BFD_ASSEMBLER
extern bfd *stdoutput;
+typedef bfd_vma addressT;
+typedef bfd_signed_vma offsetT;
+#else
+typedef unsigned long addressT;
+typedef long offsetT;
#endif
+/* Type of symbol value, etc. For use in prototypes. */
+typedef addressT valueT;
+
#ifndef COMMON
#ifdef TEST
#define COMMON /* declare our COMMONs storage here. */
#else
#define know(p) /* know() checks are no-op.ed */
#endif
-
-#if defined (BROKEN_ASSERT) && !defined (NDEBUG)
-/* Used on machines where the "assert" macro is buggy. (For example, on the
- RS/6000, Reiser-cpp substitution is done to put the condition into a
- string, so if the condition contains a string, parse errors result.) If
- the condition fails, just drop core file. */
-#undef assert
-#define assert(p) ((p) ? 0 : (abort (), 0))
-#endif
\f
/* input_scrub.c */
/* subsegs.c Sub-segments. Also, segment(=expression type)s.*/
#ifndef BFD_ASSEMBLER
-/*
- * This table describes the use of segments as EXPRESSION types.
- *
- * X_seg X_add_symbol X_subtract_symbol X_add_number
- * SEG_ABSENT no (legal) expression
- * SEG_PASS1 no (defined) "
- * SEG_BIG * > 32 bits const.
- * SEG_ABSOLUTE 0
- * SEG_DATA * 0
- * SEG_TEXT * 0
- * SEG_BSS * 0
- * SEG_UNKNOWN * 0
- * SEG_DIFFERENCE 0 * 0
- * SEG_REGISTER *
- *
- * The blank fields MUST be 0, and are nugatory.
- * The '0' fields MAY be 0. The '*' fields MAY NOT be 0.
- *
- * SEG_BIG: X_add_number is < 0 if the result is in
- * generic_floating_point_number. The value is -'c' where c is the
- * character that introduced the constant. e.g. "0f6.9" will have -'f'
- * as a X_add_number value.
- * X_add_number > 0 is a count of how many littlenums it took to
- * represent a bignum.
- * SEG_DIFFERENCE:
- * If segments of both symbols are known, they are the same segment.
- * X_add_symbol != X_sub_symbol (then we just cancel them, => SEG_ABSOLUTE).
- */
-
#ifdef MANY_SEGMENTS
#include "bfd.h"
SEG_ABSOLUTE = 0,
SEG_LIST,
SEG_UNKNOWN,
- SEG_ABSENT, /* Mythical Segment (absent): NO expression seen. */
- SEG_PASS1, /* Mythical Segment: Need another pass. */
SEG_GOOF, /* Only happens if AS has a logic error. */
/* Invented so we don't crash printing */
/* error message involving weird segment. */
- SEG_BIG, /* Bigger than 32 bits constant. */
- SEG_DIFFERENCE, /* Mythical Segment: absolute difference. */
+ 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 */
+ SEG_REGISTER /* Mythical: a register-valued expression */
} segT;
#define SEG_MAXIMUM_ORDINAL (SEG_REGISTER)
typedef asection *segT;
#define SEG_NORMAL(SEG) ((SEG) != absolute_section \
&& (SEG) != undefined_section \
- && (SEG) != big_section \
&& (SEG) != reg_section \
- && (SEG) != pass1_section \
- && (SEG) != diff_section \
- && (SEG) != absent_section)
+ && (SEG) != expr_section)
#endif
typedef int subsegT;
#ifdef BFD_ASSEMBLER
#define segment_name(SEG) bfd_get_section_name (stdoutput, SEG)
#else
-extern char *CONST seg_name[];
+extern char const *const seg_name[];
#define segment_name(SEG) seg_name[(int) (SEG)]
#endif
#endif
#ifdef BFD_ASSEMBLER
-extern segT big_section, reg_section, pass1_section;
-extern segT diff_section, absent_section;
+extern segT reg_section, expr_section;
/* Shouldn't these be eliminated someday? */
extern segT text_section, data_section, bss_section;
-#define absolute_section (&bfd_abs_section)
-#define undefined_section (&bfd_und_section)
+#define absolute_section bfd_abs_section_ptr
+#define undefined_section bfd_und_section_ptr
#else
-#define big_section SEG_BIG
#define reg_section SEG_REGISTER
-#define pass1_section SEG_PASS1
-#define diff_section SEG_DIFFERENCE
-#define absent_section SEG_ABSENT
+#define expr_section SEG_EXPR
#define text_section SEG_TEXT
#define data_section SEG_DATA
#define bss_section SEG_BSS
/* relax() */
-typedef enum _relax_state
+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. 1 variable char: fill character. */
+ /* 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,
- rs_machine_dependent,
-
#ifndef WORKING_DOT_WORD
/* JF: gunpoint */
rs_broken_word,
#endif
- } relax_stateT;
-/* typedef unsigned char relax_substateT; */
-/* JF this is more likely to leave the end of a struct frag on an align
- boundry. Be very careful with this. */
-typedef unsigned long relax_substateT;
+ /* 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
+ };
+
+typedef enum _relax_state relax_stateT;
+
+/* This type is used in prototypes, so it can't be a type that will be
+ widened for argument passing. */
+typedef unsigned int relax_substateT;
/* Enough bits for address, but still an integer type.
Could be a problem, cross-assembling for 64-bit machines. */
-typedef unsigned long relax_addressT;
+typedef addressT relax_addressT;
\f
/* frags.c */
struct frag
{
/* Object file address. */
- unsigned long fr_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. */
- long fr_fix;
+ offsetT fr_fix;
/* (Variable) number of chars after above. May be 0. */
- long fr_var;
+ offsetT fr_var;
/* For variable-length tail. */
struct symbol *fr_symbol;
/* For variable-length tail. */
- long fr_offset;
+ offsetT fr_offset;
/* Points to opcode low addr byte, for relaxation. */
char *fr_opcode;
relax_stateT fr_type;
relax_substateT fr_subtype;
- /* These are needed only on the NS32K machines */
- char fr_pcrel_adjust;
- char fr_bsr;
+ /* Track the alignment and offset of the current frag. With this,
+ sometimes we can avoid creating new frags for .align directives. */
+ unsigned short align_mask;
+ unsigned short align_offset;
+
+ /* 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;
- /* Chars begin here.
- One day we will compile fr_literal[0]. */
+ /* Data begins here. */
char fr_literal[1];
};
#define SIZEOF_STRUCT_FRAG \
-((int)zero_address_frag.fr_literal-(int)&zero_address_frag)
+((char *)zero_address_frag.fr_literal-(char *)&zero_address_frag)
/* We want to say fr_literal[0] above. */
typedef struct frag fragS;
included in frchain_now. The fr_fix field is bogus; instead, use:
obstack_next_free(&frags)-frag_now->fr_literal. */
COMMON fragS *frag_now;
-#define frag_now_fix() (obstack_next_free (&frags) - frag_now->fr_literal)
+extern int frag_now_fix ();
/* For foreign-segment symbol fixups. */
COMMON fragS zero_address_frag;
/* main program "as.c" (command arguments etc) */
-/* ['x'] TRUE if "-x" seen. */
-COMMON char flagseen[128];
-COMMON unsigned char flag_readonly_data_in_text;
-COMMON unsigned char flag_suppress_warnings;
-COMMON unsigned char flag_always_generate_output;
+COMMON unsigned char flag_no_comments; /* -f */
+COMMON unsigned char flag_debug; /* -D */
+COMMON unsigned char flag_signed_overflow_ok; /* -J */
+#ifndef WORKING_DOT_WORD
+COMMON unsigned char flag_warn_displacement; /* -K */
+#endif
+
+/* True if local symbols should be retained. */
+COMMON int flag_keep_locals; /* -L */
+
+/* True if we are assembling using MRI syntax. */
+COMMON int flag_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 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. */
+
+COMMON unsigned char flag_print_statistics;
/* name of emitted object file */
COMMON char *out_file_name;
leave lots of padding. */
COMMON int linkrelax;
+/* TRUE if we should produce a listing. */
+extern int listing;
+
+/* Maximum level of macro nesting. */
+extern int max_macro_nest;
+
struct _pseudo_type
{
/* assembler mnemonic, lower case, no '.' */
- char *poc_name;
+ const char *poc_name;
/* Do the work */
- void (*poc_handler) ();
+ void (*poc_handler) PARAMS ((int));
/* Value to pass to handler */
int poc_val;
};
typedef struct _pseudo_type pseudo_typeS;
-#ifdef BFD_ASSEMBLER_xxx
-struct lineno_struct
- {
- alent line;
- fragS *frag;
- struct lineno_struct *next;
- };
-typedef struct lineno_struct lineno;
+/* Prefer varargs for non-ANSI compiler, since some will barf if the
+ ellipsis definition is used with a no-arguments declaration. */
+#if defined (HAVE_VARARGS_H) && !defined (__STDC__)
+#undef HAVE_STDARG_H
#endif
-#if defined (__STDC__) && !defined(NO_STDARG)
+#if defined (HAVE_STDARG_H)
+#define USE_STDARG
+#endif
+#if !defined (USE_STDARG) && defined (HAVE_VARARGS_H)
+#define USE_VARARGS
+#endif
+#ifdef USE_STDARG
#if __GNUC__ >= 2
/* for use with -Wformat */
-#define PRINTF_LIKE(FCN) void FCN (const char *Format, ...) \
+#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 */
-#define PRINTF_LIKE(FCN) void FCN (const char *Format, ...)
+#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 ANSI C, or not stdarg */
+#else /* not using stdarg */
#define PRINTF_LIKE(FCN) void FCN ()
+#define PRINTF_WHERE_LIKE(FCN) void FCN ()
#endif
PRINTF_LIKE (as_bad);
PRINTF_LIKE (as_fatal);
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 fprint_value PARAMS ((FILE *file, addressT value));
+void sprint_value PARAMS ((char *buf, addressT value));
int had_errors PARAMS ((void));
int had_warnings PARAMS ((void));
+void print_version_id PARAMS ((void));
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));
char *input_scrub_new_file PARAMS ((char *filename));
char *input_scrub_next_buffer PARAMS ((char **bufp));
-char *strstr PARAMS ((const char *s, const char *wanted));
-char *xmalloc PARAMS ((long size));
-char *xrealloc PARAMS ((char *ptr, long n));
-int do_scrub_next_char PARAMS ((int (*get) (), void (*unget) ()));
+PTR xmalloc PARAMS ((unsigned long size));
+PTR xrealloc PARAMS ((PTR ptr, unsigned long n));
+int do_scrub_next_char PARAMS ((int (*get) (void), void (*unget) (int)));
int gen_to_words PARAMS ((LITTLENUM_TYPE * words, int precision,
long exponent_bits));
int had_err PARAMS ((void));
-int had_errors PARAMS ((void));
-int had_warnings PARAMS ((void));
int ignore_input PARAMS ((void));
int scrub_from_file PARAMS ((void));
-int scrub_from_file PARAMS ((void));
int scrub_from_string PARAMS ((void));
int seen_at_least_1_file PARAMS ((void));
void app_pop PARAMS ((char *arg));
void as_howmuch PARAMS ((FILE * stream));
-void as_perror PARAMS ((char *gripe, char *filename));
-void as_where PARAMS ((void));
+void as_perror PARAMS ((const char *gripe, const char *filename));
+void as_where PARAMS ((char **namep, unsigned int *linep));
void bump_line_counters PARAMS ((void));
void do_scrub_begin PARAMS ((void));
void input_scrub_begin PARAMS ((void));
void input_scrub_close PARAMS ((void));
void input_scrub_end PARAMS ((void));
-void int_to_gen PARAMS ((long x));
void new_logical_line PARAMS ((char *fname, int line_number));
void scrub_to_file PARAMS ((int ch));
void scrub_to_string PARAMS ((int ch));
void subsegs_begin PARAMS ((void));
void subseg_change PARAMS ((segT seg, int subseg));
-#ifdef BFD_ASSEMBLER
-segT subseg_new PARAMS ((char *name, subsegT subseg));
+segT subseg_new PARAMS ((const char *name, subsegT subseg));
+segT subseg_force_new PARAMS ((const char *name, subsegT subseg));
void subseg_set PARAMS ((segT seg, subsegT subseg));
-#else
-void subseg_new PARAMS ((segT seg, subsegT subseg));
+#ifdef BFD_ASSEMBLER
+segT subseg_get PARAMS ((const char *, int));
#endif
+struct expressionS;
+struct fix;
+struct symbol;
+struct relax_type;
+
+#ifdef BFD_ASSEMBLER
+/* literal.c */
+valueT add_to_literal_pool PARAMS ((struct symbol *, valueT, segT, int));
+#endif
+
+#include "expr.h" /* Before targ-*.h */
+
/* this one starts the chain of target dependant headers */
#include "targ-env.h"
-/* these define types needed by the interfaces */
#include "struc-symbol.h"
-
#include "write.h"
-#include "expr.h"
#include "frags.h"
#include "hash.h"
#include "read.h"
#include "tc.h"
#include "obj.h"
+#ifdef USE_EMULATIONS
+#include "emul.h"
+#endif
#include "listing.h"
+#ifndef LOCAL_LABELS_DOLLAR
+#define LOCAL_LABELS_DOLLAR 0
+#endif
+
+#ifndef LOCAL_LABELS_FB
+#define LOCAL_LABELS_FB 0
+#endif
+
+#endif /* GAS */
+
/* end of as.h */