/* as.h - global header file
- Copyright (C) 1987, 1990, 1991, 1992 Free Software Foundation, Inc.
+ Copyright (C) 1987, 90, 91, 92, 93, 94, 95, 1996
+ Free Software Foundation, Inc.
This file is part of GAS, the GNU Assembler.
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
* If TEST is #defined, then we are testing a module: #define COMMON as "".
*/
-/* These #defines are for parameters of entire assembler. */
+#include "config.h"
-/* For some systems, this is required to be first. */
-#include "../libiberty/alloca-conf.h"
+/* This is the code recommended in the autoconf documentation, almost
+ verbatim. If it doesn't work for you, let me know, and notify
+/* 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
/* Now, tend to the rest of the configuration. */
-#include "config.h"
/* System include files first... */
#include <stdio.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
#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. */
#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 : (abort(), 0))
+#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>
#include <bfd.h>
#endif
-#ifdef WANT_FOPEN_BIN
-#include "fopen-bin.h"
-#else
-#include "fopen-same.h"
-#endif
-
-/* This doesn't get taken care of by ansidecl.h. */
-#if !defined (__STDC__) && !defined (volatile)
-#define volatile
-#endif
+/* Define the standard progress macros. */
+#include <progress.h>
/* This doesn't get taken care of anywhere. */
+#ifndef __MWERKS__ /* Metrowerks C chokes on the "defined (inline)" */
#if !defined (__GNUC__) && !defined (inline)
#define inline
#endif
+#endif /* !__MWERKS__ */
/* Other stuff from config.h. */
-#ifdef NEED_MALLOC_DECLARATION
+#ifdef NEED_DECLARATION_STRSTR
+extern char *strstr ();
+#endif
+#ifdef NEED_DECLARATION_MALLOC
extern PTR malloc ();
extern PTR realloc ();
#endif
-#ifdef NEED_FREE_DECLARATION
+#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
#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"
#endif
#endif
+#ifndef EXIT_SUCCESS
+#define EXIT_SUCCESS 0
+#define EXIT_FAILURE 1
+#endif
+
#define obstack_chunk_alloc xmalloc
#define obstack_chunk_free xfree
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"
#ifdef MANY_SEGMENTS
#include "bfd.h"
-#define N_SEGMENTS 10
-#define SEG_NORMAL(x) ((x) >= SEG_E0 && (x) <= SEG_E9)
-#define SEG_LIST SEG_E0,SEG_E1,SEG_E2,SEG_E3,SEG_E4,SEG_E5,SEG_E6,SEG_E7,SEG_E8,SEG_E9
+#define N_SEGMENTS 40
+#define SEG_NORMAL(x) ((x) >= SEG_E0 && (x) <= SEG_E39)
+#define SEG_LIST SEG_E0,SEG_E1,SEG_E2,SEG_E3,SEG_E4,SEG_E5,SEG_E6,SEG_E7,SEG_E8,SEG_E9,\
+ SEG_E10,SEG_E11,SEG_E12,SEG_E13,SEG_E14,SEG_E15,SEG_E16,SEG_E17,SEG_E18,SEG_E19,\
+ SEG_E20,SEG_E21,SEG_E22,SEG_E23,SEG_E24,SEG_E25,SEG_E26,SEG_E27,SEG_E28,SEG_E29,\
+ SEG_E30,SEG_E31,SEG_E32,SEG_E33,SEG_E34,SEG_E35,SEG_E36,SEG_E37,SEG_E38,SEG_E39
#define SEG_TEXT SEG_E0
#define SEG_DATA SEG_E1
#define SEG_BSS SEG_E2
+#define SEG_LAST SEG_E39
#else
#define N_SEGMENTS 3
#define SEG_NORMAL(x) ((x) == SEG_TEXT || (x) == SEG_DATA || (x) == SEG_BSS)
#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
/* 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
/* 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
+ 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. */
relax_stateT fr_type;
relax_substateT fr_subtype;
- /* These are needed only on the NS32K machines */
- char fr_pcrel_adjust;
- char fr_bsr;
+ /* 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.
- /* Chars begin here.
- One day we will compile fr_literal[0]. */
+ In the meantime, if we get stuck like this with any other target,
+ create a union here. */
+ char fr_pcrel_adjust, fr_bsr;
+
+ /* Where the frag was created, or where it became a variant frag. */
+ char *fr_file;
+ unsigned int fr_line;
+
+ /* 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() ((char*)obstack_next_free (&frags) - frag_now->fr_literal)
+extern int frag_now_fix ();
/* For foreign-segment symbol fixups. */
COMMON fragS zero_address_frag;
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 */
-COMMON unsigned char flag_keep_locals; /* -L */
+#endif
+
+/* True if local symbols should be retained. */
+COMMON int flag_keep_locals; /* -L */
+
+/* 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 */
-COMMON unsigned char flag_no_warnings; /* -W */
+
+/* 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;
/* TRUE if we should produce a listing. */
extern int listing;
+/* Maximum level of macro nesting. */
+extern int max_macro_nest;
+
+/* Obstack chunk size. Keep large for efficient space use, make small to
+ increase malloc calls for monitoring memory allocation. */
+extern int chunksize;
+
struct _pseudo_type
{
/* assembler mnemonic, lower case, no '.' */
- char *poc_name;
+ const char *poc_name;
/* Do the work */
void (*poc_handler) PARAMS ((int));
/* Value to pass to handler */
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, ...) \
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_WHERE_LIKE(FCN) void FCN (char *file, unsigned int line, \
- 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_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));
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_next_char PARAMS ((int (*get) (void), void (*unget) (int)));
+int do_scrub_chars PARAMS ((int (*get) (char **), 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));
-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 ((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 do_scrub_begin PARAMS ((int));
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));
-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));
segT subseg_new PARAMS ((const char *name, subsegT subseg));
struct expressionS;
struct fix;
struct symbol;
+struct relax_type;
#ifdef BFD_ASSEMBLER
/* literal.c */
#include "tc.h"
#include "obj.h"
+#ifdef USE_EMULATIONS
+#include "emul.h"
+#endif
#include "listing.h"
-#ifdef BFD_ASSEMBLER
-/* Someday perhaps this will be selectable at run-time. */
-#if defined (OBJ_AOUT) || defined (OBJ_BOUT)
-#define OUTPUT_FLAVOR bfd_target_aout_flavour
-#endif
-#ifdef OBJ_COFF
-#define OUTPUT_FLAVOR bfd_target_coff_flavour
+#ifndef LOCAL_LABELS_DOLLAR
+#define LOCAL_LABELS_DOLLAR 0
#endif
-#ifdef OBJ_ECOFF
-#define OUTPUT_FLAVOR bfd_target_ecoff_flavour
-#endif
-#ifdef OBJ_ELF
-#define OUTPUT_FLAVOR bfd_target_elf_flavour
+
+#ifndef LOCAL_LABELS_FB
+#define LOCAL_LABELS_FB 0
#endif
-#endif /* BFD_ASSEMBLER */
#endif /* GAS */
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