* config/tc-ppc.c (md_section_align): Don't round up address for ELF.

[deliverable/binutils-gdb.git] / gas / as.h

diff --git a/gas/as.h b/gas/as.h
index 0deb6004004c795a1f5bfe3ead5d99cd85988cf7..424bd979d47820505e3329ef4126226cff4f9e84 100644 (file)
--- a/gas/as.h
+++ b/gas/as.h
@@ -1,5 +1,7 @@
 /* as.h - global header file
 /* as.h - global header file

-   Copyright (C) 1987, 1990, 1991, 1992 Free Software Foundation, Inc.
+   Copyright 1987, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998,
+   1999, 2000, 2001, 2002, 2003, 2004, 2005
+   Free Software Foundation, Inc.

 
    This file is part of GAS, the GNU Assembler.
 
 
    This file is part of GAS, the GNU Assembler.
 


@@ -14,52 +16,189 @@
    GNU General Public License for more details.
 
    You should have received a copy of the GNU General Public License
    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, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+   along with GAS; see the file COPYING.  If not, write to the Free
+   Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA
+   02110-1301, USA.  */

 
 #ifndef GAS
 #define GAS 1
 
 #ifndef GAS
 #define GAS 1

-/*
- * I think this stuff is largely out of date.  xoxorich.
- *
- * CAPITALISED names are #defined.
- * "lowercaseH" is #defined if "lowercase.h" has been #include-d.
- * "lowercaseT" is a typedef of "lowercase" objects.
- * "lowercaseP" is type "pointer to object of type 'lowercase'".
- * "lowercaseS" is typedef struct ... lowercaseS.
- *
- * #define DEBUG to enable all the "know" assertion tests.
- * #define SUSPECT when debugging hash code.
- * #define COMMON as "extern" for all modules except one, where you #define
- *     COMMON as "".
- * If TEST is #defined, then we are testing a module: #define COMMON as "".
- */
-
-/* These #defines are for parameters of entire assembler. */
-
-/* These #includes are for type definitions etc. */
+/* I think this stuff is largely out of date.  xoxorich.
+ 
+   CAPITALISED names are #defined.
+   "lowercaseH" is #defined if "lowercase.h" has been #include-d.
+   "lowercaseT" is a typedef of "lowercase" objects.
+   "lowercaseP" is type "pointer to object of type 'lowercase'".
+   "lowercaseS" is typedef struct ... lowercaseS.
+  
+   #define DEBUG to enable all the "know" assertion tests.
+   #define SUSPECT when debugging hash code.
+   #define COMMON as "extern" for all modules except one, where you #define
+       COMMON as "".
+   If TEST is #defined, then we are testing a module: #define COMMON as "".  */

 
 #include "config.h"
 
 #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
+   djm@gnu.ai.mit.edu as well.  */
+/* 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 */
+
+#ifndef __GNUC__
+# if HAVE_ALLOCA_H
+#  include <alloca.h>
+# else
+#  ifdef _AIX
+/* Indented so that pre-ansi C compilers will ignore it, rather than
+   choke on it.  Some versions of AIX require this to be the first
+   thing in the file.  */
+ #pragma alloca
+#  else
+#   ifndef alloca /* predefined by HP cc +Olibcalls */
+#    if !defined (__STDC__) && !defined (__hpux)
+extern char *alloca ();
+#    else
+extern void *alloca ();
+#    endif /* __STDC__, __hpux */
+#   endif /* alloca */
+#  endif /* _AIX */
+# endif /* HAVE_ALLOCA_H */
+#endif /* __GNUC__ */
+
+/* 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 (HAVE_STDARG_H)
+#define USE_STDARG
+#endif
+#if !defined (USE_STDARG) && defined (HAVE_VARARGS_H)
+#define USE_VARARGS
+#endif
+
+/* Now, tend to the rest of the configuration.  */

 
 

+/* System include files first...  */

 #include <stdio.h>
 #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
+#ifdef HAVE_UNISTD_H
+#include <unistd.h>
+#endif
+#ifdef HAVE_SYS_TYPES_H
+/* for size_t, pid_t */
+#include <sys/types.h>
+#endif
+
+#ifdef HAVE_ERRNO_H
+#include <errno.h>
+#endif
+
+#ifdef USE_STDARG
+#include <stdarg.h>
+#endif
+
+#ifdef USE_VARARGS
+#include <varargs.h>
+#endif
+
+#if !defined (USE_STDARG) && !defined (USE_VARARGS)
+/* Roll our own.  */
+#define va_alist REST
+#define va_dcl
+typedef int * va_list;
+#define va_start(ARGS) ARGS = &REST
+#define va_end(ARGS)
+#endif
+
+#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.
+   190 gives the standard options room to grow.  */
+#define OPTION_MD_BASE 190
+

 #ifdef DEBUG
 #undef NDEBUG
 #endif
 #ifdef DEBUG
 #undef NDEBUG
 #endif

-#include <assert.h>
+#if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 6)
+#define __PRETTY_FUNCTION__  ((char*)0)
+#endif
+#define assert(P) \
+  ((void) ((P) ? 0 : (as_assert (__FILE__, __LINE__, __PRETTY_FUNCTION__), 0)))
+#undef abort
+#define abort()                as_abort (__FILE__, __LINE__, __PRETTY_FUNCTION__)

 
 

-#include <ansidecl.h>
-#ifdef BFD_ASSEMBLER
-#include <bfd.h>
+/* Now GNU header files...  */
+#include "ansidecl.h"
+#include "bfd.h"
+#include "libiberty.h"
+
+/* 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_DECLARATION_ENVIRON
+extern char **environ;
+#endif
+#ifdef NEED_DECLARATION_ERRNO
+extern int errno;
+#endif
+#ifdef NEED_DECLARATION_FFS
+extern int ffs (int);
+#endif
+#ifdef NEED_DECLARATION_FREE
+extern void free ();
+#endif
+#ifdef NEED_DECLARATION_MALLOC
+extern PTR malloc ();
+extern PTR realloc ();
+#endif
+#ifdef NEED_DECLARATION_STRSTR
+extern char *strstr ();
+#endif
+
+#if !HAVE_DECL_VSNPRINTF
+extern int vsnprintf(char *, size_t, const char *, va_list);
+#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
 #endif

-#include "host.h"
-#include "flonum.h"

 
 /* Make Saber happier on obstack.h.  */
 #ifdef SABER
 #undef  __PTR_TO_INT
 
 /* Make Saber happier on obstack.h.  */
 #ifdef SABER
 #undef  __PTR_TO_INT

-#define __PTR_TO_INT(P) ((int)(P))
+#define __PTR_TO_INT(P) ((int) (P))

 #undef  __INT_TO_PTR
 #undef  __INT_TO_PTR

-#define __INT_TO_PTR(P) ((char *)(P))
+#define __INT_TO_PTR(P) ((char *) (P))

 #endif
 
 #ifndef __LINE__
 #endif
 
 #ifndef __LINE__


@@ -70,17 +209,21 @@
 #define __FILE__ "unknown"
 #endif /* __FILE__ */
 
 #define __FILE__ "unknown"
 #endif /* __FILE__ */
 

-#ifndef __STDC__
-#ifndef const
-#define const
+#ifndef FOPEN_WB
+#ifdef USE_BINARY_FOPEN
+#include "fopen-bin.h"
+#else
+#include "fopen-same.h"

 #endif
 #endif

-#ifndef volatile
-#define volatile

 #endif
 #endif

-#endif /* ! __STDC__ */

 
 

-#ifndef FOPEN_WB
-#include "fopen-same.h"
+#ifndef EXIT_SUCCESS
+#define EXIT_SUCCESS 0
+#define EXIT_FAILURE 1
+#endif
+
+#ifndef SEEK_SET
+#define SEEK_SET 0

 #endif
 
 #define obstack_chunk_alloc xmalloc
 #endif
 
 #define obstack_chunk_alloc xmalloc


@@ -88,252 +231,203 @@
 
 #define xfree free
 
 
 #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"
+
+#define BAD_CASE(val)                                                      \
+  {                                                                        \
+    as_fatal (_("Case value %ld unexpected at line %d of file \"%s\"\n"),   \
+             (long) val, __LINE__, __FILE__);                              \
+  }

 \f
 \f

+#include "flonum.h"

 
 /* These are assembler-wide concepts */
 
 
 /* These are assembler-wide concepts */
 

-#ifdef BFD_ASSEMBLER

 extern bfd *stdoutput;
 typedef bfd_vma addressT;
 typedef bfd_signed_vma offsetT;
 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
 
 /* Type of symbol value, etc.  For use in prototypes.  */
 typedef addressT valueT;
 
 #ifndef COMMON
 #ifdef TEST

-#define COMMON                 /* declare our COMMONs storage here. */
+#define COMMON                 /* Declare our COMMONs storage here.  */

 #else
 #else

-#define COMMON extern          /* our commons live elswhere */
+#define COMMON extern          /* Our commons live elsewhere.  */

 #endif
 #endif
 /* COMMON now defined */
 
 #ifdef DEBUG
 #ifndef know
 #endif
 #endif
 /* COMMON now defined */
 
 #ifdef DEBUG
 #ifndef know

-#define know(p) assert(p)      /* Verify our assumptions! */
+#define know(p) assert(p)      /* Verify our assumptions!  */

 #endif /* not yet defined */
 #else
 #endif /* not yet defined */
 #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))
+#define know(p)                        /* know() checks are no-op.ed  */

 #endif
 \f
 /* input_scrub.c */
 
 #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
 \f

-

 /* subsegs.c     Sub-segments. Also, segment(=expression type)s.*/
 
 /* subsegs.c     Sub-segments. Also, segment(=expression type)s.*/
 

-#ifndef BFD_ASSEMBLER
-
-#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 SEG_TEXT SEG_E0
-#define SEG_DATA SEG_E1
-#define SEG_BSS SEG_E2
-#else
-#define N_SEGMENTS 3
-#define SEG_NORMAL(x) ((x) == SEG_TEXT || (x) == SEG_DATA || (x) == SEG_BSS)
-#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;
-
-#define SEG_MAXIMUM_ORDINAL (SEG_REGISTER)
-#else

 typedef asection *segT;
 typedef asection *segT;

-#define SEG_NORMAL(SEG)                ((SEG) != absolute_section      \
+#define SEG_NORMAL(SEG)                (   (SEG) != absolute_section   \

                                 && (SEG) != undefined_section  \
                                 && (SEG) != reg_section        \
                                 && (SEG) != expr_section)
                                 && (SEG) != undefined_section  \
                                 && (SEG) != reg_section        \
                                 && (SEG) != expr_section)

-#endif

 typedef int subsegT;
 
 typedef int subsegT;
 

-/* What subseg we are accreting now? */
+/* What subseg we are accessing now?  */

 COMMON subsegT now_subseg;
 
 COMMON subsegT now_subseg;
 

-/* Segment our instructions emit to. */
+/* Segment our instructions emit to.  */

 COMMON segT now_seg;
 
 COMMON segT now_seg;
 

-#ifdef BFD_ASSEMBLER

 #define segment_name(SEG)      bfd_get_section_name (stdoutput, SEG)
 #define segment_name(SEG)      bfd_get_section_name (stdoutput, SEG)

-#else
-extern char *const seg_name[];
-#define segment_name(SEG)      seg_name[(int) (SEG)]
-#endif

 
 

-#ifndef BFD_ASSEMBLER
-extern int section_alignment[];
-#endif
-
-#ifdef BFD_ASSEMBLER

 extern segT reg_section, expr_section;
 /* Shouldn't these be eliminated someday?  */
 extern segT text_section, data_section, bss_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)
-#else
-#define reg_section            SEG_REGISTER
-#define expr_section           SEG_EXPR
-#define text_section           SEG_TEXT
-#define data_section           SEG_DATA
-#define bss_section            SEG_BSS
-#define absolute_section       SEG_ABSOLUTE
-#define undefined_section      SEG_UNKNOWN
+#define absolute_section       bfd_abs_section_ptr
+#define undefined_section      bfd_und_section_ptr
+
+enum _relax_state
+{
+  /* Dummy frag used by listing code.  */
+  rs_dummy = 0,
+
+  /* Variable chars to be repeated fr_offset times.
+     Fr_symbol unused. Used with fr_offset == 0 for a
+     constant length frag.  */
+  rs_fill,
+
+  /* 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,
+
+  /* Test for alignment.  Like rs_align, but used by several targets
+     to warn if data is not properly aligned.  */
+  rs_align_test,
+
+  /* Org: Fr_offset, fr_symbol: address. 1 variable char: fill
+     character.  */
+  rs_org,
+
+#ifndef WORKING_DOT_WORD
+  /* JF: gunpoint */
+  rs_broken_word,

 #endif
 
 #endif
 

-/* relax() */
+  /* Machine specific relaxable (or similarly alterable) instruction.  */
+  rs_machine_dependent,

 
 

-typedef 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,
+  /* .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,

 
 

-    /* Align: Fr_offset: power of 2. 1 variable char: fill character. */
-    rs_align,
+  /* A DWARF leb128 value; only ELF uses this.  The subtype is 0 for
+     unsigned, 1 for signed.  */
+  rs_leb128,

 
 

-    /* Org: Fr_offset, fr_symbol: address. 1 variable char: fill
-       character. */
-    rs_org,
+  /* Exception frame information which we may be able to optimize.  */
+  rs_cfa,

 
 

-    rs_machine_dependent
+  /* Cross-fragment dwarf2 line number optimization.  */
+  rs_dwarf2dbg
+};

 
 

-#ifndef WORKING_DOT_WORD
-    /* JF: gunpoint */
-      , rs_broken_word
-#endif
-  } relax_stateT;
+typedef enum _relax_state 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;
+/* 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 addressT relax_addressT;
 
 /* Enough bits for address, but still an integer type.
    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
+struct relax_type

 {
 {

-  /* 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 */
-  char fr_pcrel_adjust;
-  char fr_bsr;
-
-  /* Chars begin here.
-     One day we will compile fr_literal[0]. */
-  char fr_literal[1];
+  /* Forward reach. Signed number. > 0.  */
+  offsetT rlx_forward;
+  /* Backward reach. Signed number. < 0.  */
+  offsetT rlx_backward;
+
+  /* Bytes length of this address.  */
+  unsigned char rlx_length;
+
+  /* Next longer relax-state.  0 means there is no 'next' relax-state.  */
+  relax_substateT rlx_more;

 };
 
 };
 

-#define SIZEOF_STRUCT_FRAG \
-((int)zero_address_frag.fr_literal-(int)&zero_address_frag)
-/* We want to say fr_literal[0] above. */
+typedef struct relax_type relax_typeS;
+\f
+/* main program "as.c" (command arguments etc).  */

 
 

-typedef struct frag fragS;
+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 */

 
 

-/* 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;
-#define frag_now_fix() ((char*)obstack_next_free (&frags) - frag_now->fr_literal)
+/* True if we are assembling in MRI mode.  */
+COMMON int flag_mri;

 
 

-/* For foreign-segment symbol fixups. */
-COMMON fragS zero_address_frag;
-/* For local common (N_BSS segment) fixups. */
-COMMON fragS bss_address_frag;
+/* Should the data section be made read-only and appended to the text
+   section?  */
+COMMON unsigned char flag_readonly_data_in_text; /* -R */

 
 

-/* main program "as.c" (command arguments etc) */
+/* True if warnings should be inhibited.  */
+COMMON int flag_no_warnings; /* -W */

 
 

-/* ['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;
+/* 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.  */
+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;
+
+/* TRUE if .note.GNU-stack section with SEC_CODE should be created */
+COMMON int flag_execstack;
+
+/* TRUE if .note.GNU-stack section with SEC_CODE should be created */
+COMMON int flag_noexecstack;

 
 /* name of emitted object file */
 COMMON char *out_file_name;
 
 
 /* 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
 COMMON int need_pass_2;
 
 /* TRUE if we should do no relaxing, and


@@ -343,111 +437,163 @@ COMMON int linkrelax;
 /* TRUE if we should produce a listing.  */
 extern int listing;
 
 /* TRUE if we should produce a listing.  */
 extern int listing;
 

+/* Type of debugging information we should generate.  We currently support
+   stabs, ECOFF, and DWARF2.
+
+   NOTE!  This means debug information about the assembly source code itself
+   and _not_ about possible debug information from a high-level language.
+   This is especially relevant to DWARF2, since the compiler may emit line
+   number directives that the assembler resolves.  */
+
+enum debug_info_type
+{
+  DEBUG_UNSPECIFIED,
+  DEBUG_NONE,
+  DEBUG_STABS,
+  DEBUG_ECOFF,
+  DEBUG_DWARF,
+  DEBUG_DWARF2
+};
+
+extern enum debug_info_type debug_type;
+extern int use_gnu_debug_info_extensions;
+\f
+/* Maximum level of macro nesting.  */
+extern int max_macro_nest;
+
+/* Verbosity level.  */
+extern int verbose;
+
+/* 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
 struct _pseudo_type

-  {
-    /* assembler mnemonic, lower case, no '.' */
-    char *poc_name;
-    /* Do the work */
-    void (*poc_handler) PARAMS ((int));
-    /* Value to pass to handler */
-    int poc_val;
-  };
+{
+  /* assembler mnemonic, lower case, no '.' */
+  const char *poc_name;
+  /* Do the work */
+  void (*poc_handler) (int);
+  /* Value to pass to handler */
+  int poc_val;
+};

 
 typedef struct _pseudo_type pseudo_typeS;
 
 
 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;
+#ifdef USE_STDARG
+#if (__GNUC__ >= 2) && !defined(VMS)
+/* for use with -Wformat */
+
+#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
 
 #endif
 

-#if defined (__STDC__) && !defined(NO_STDARG)
+#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) */

 
 

-#if __GNUC__ >= 2
-/* 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 */

 #define PRINTF_LIKE(FCN)       void FCN (const char *format, ...)
 #define PRINTF_LIKE(FCN)       void FCN (const char *format, ...)

-#define PRINTF_WHERE_LIKE(FCN) void FCN (char *file, unsigned int line, \
+#define PRINTF_WHERE_LIKE(FCN) void FCN (char *file, \
+                                         unsigned int line, \

                                          const char *format, ...)
                                          const char *format, ...)

-#endif
-#else /* not ANSI C, or not stdarg */
+
+#endif /* __GNUC__ < 2 || defined(VMS) */
+
+#else /* ! USE_STDARG */
+

 #define PRINTF_LIKE(FCN)       void FCN ()
 #define PRINTF_WHERE_LIKE(FCN) void FCN ()
 #define PRINTF_LIKE(FCN)       void FCN ()
 #define PRINTF_WHERE_LIKE(FCN) void FCN ()

-#endif
+
+#endif /* ! USE_STDARG */

 
 PRINTF_LIKE (as_bad);
 
 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);
 
 PRINTF_LIKE (as_tsktsk);
 PRINTF_LIKE (as_warn);
 PRINTF_WHERE_LIKE (as_bad_where);
 PRINTF_WHERE_LIKE (as_warn_where);
 

-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));
-#if 0 /* incompatible with solaris 2 native cc */
-char *strstr PARAMS ((const char *s, const char *wanted));
-#endif
-char *xmalloc PARAMS ((unsigned long size));
-char *xrealloc PARAMS ((char *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 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 ((char *gripe, 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 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));
-segT subseg_force_new PARAMS ((const char *name, subsegT subseg));
-void subseg_set PARAMS ((segT seg, subsegT subseg));
+void   as_assert (const char *, int, const char *);
+void   as_abort (const char *, int, const char *) ATTRIBUTE_NORETURN;
+void   sprint_value (char *, addressT);
+int    had_errors (void);
+int    had_warnings (void);
+void   as_warn_value_out_of_range (char *, offsetT, offsetT, offsetT, char *, unsigned);
+void   as_bad_value_out_of_range (char *, offsetT, offsetT, offsetT, char *, unsigned);
+void   print_version_id (void);
+char * app_push (void);
+char * atof_ieee (char *, int, LITTLENUM_TYPE *);
+char * input_scrub_include_file (char *, char *);
+void   input_scrub_insert_line (const char *);
+void   input_scrub_insert_file (char *);
+char * input_scrub_new_file (char *);
+char * input_scrub_next_buffer (char **bufp);
+int    do_scrub_chars (int (*get) (char *, int), char *, int);
+int    gen_to_words (LITTLENUM_TYPE *, int, long);
+int    had_err (void);
+int    ignore_input (void);
+void   cond_finish_check (int);
+void   cond_exit_macro (int);
+int    seen_at_least_1_file (void);
+void   app_pop (char *);
+void   as_perror (const char *, const char *);
+void   as_where (char **, unsigned int *);
+void   bump_line_counters (void);
+void   do_scrub_begin (int);
+void   input_scrub_begin (void);
+void   input_scrub_close (void);
+void   input_scrub_end (void);
+int    new_logical_line (char *, int);
+void   subsegs_begin (void);
+void   subseg_change (segT, int);
+segT   subseg_new (const char *, subsegT);
+segT   subseg_force_new (const char *, subsegT);
+void   subseg_set (segT, subsegT);
+int    subseg_text_p (segT);
+int    seg_not_empty_p (segT);
+void   start_dependencies (char *);
+void   register_dependency (char *);
+void   print_dependencies (void);
+segT   subseg_get (const char *, int);

 
 struct expressionS;
 struct fix;
 
 struct expressionS;
 struct fix;

-struct symbol;
+typedef struct symbol symbolS;
+struct relax_type;
+typedef struct frag fragS;

 
 

-#ifdef BFD_ASSEMBLER

 /* literal.c */
 /* literal.c */

-valueT add_to_literal_pool PARAMS ((struct symbol *, valueT, segT, int));
-#endif
+valueT add_to_literal_pool (symbolS *, valueT, segT, int);

 
 

-/* this one starts the chain of target dependant headers */
+int check_eh_frame (struct expressionS *, unsigned int *);
+int eh_frame_estimate_size_before_relax (fragS *);
+int eh_frame_relax_frag (fragS *);
+void eh_frame_convert_frag (fragS *);
+int generic_force_reloc (struct fix *);
+
+#include "expr.h"              /* Before targ-*.h */
+
+/* This one starts the chain of target dependant headers.  */

 #include "targ-env.h"
 
 #include "targ-env.h"
 

-#include "expr.h"
-#include "struc-symbol.h"
+#ifdef OBJ_MAYBE_ELF
+#define IS_ELF (OUTPUT_FLAVOR == bfd_target_elf_flavour)
+#else
+#ifdef OBJ_ELF
+#define IS_ELF 1
+#else
+#define IS_ELF 0
+#endif
+#endif
+

 #include "write.h"
 #include "frags.h"
 #include "hash.h"
 #include "write.h"
 #include "frags.h"
 #include "hash.h"


@@ -457,24 +603,63 @@ valueT add_to_literal_pool PARAMS ((struct symbol *, valueT, segT, int));
 #include "tc.h"
 #include "obj.h"
 
 #include "tc.h"
 #include "obj.h"
 

+#ifdef USE_EMULATIONS
+#include "emul.h"
+#endif

 #include "listing.h"
 
 #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
+#ifdef TC_M68K
+/* True if we are assembling in m68k MRI mode.  */
+COMMON int flag_m68k_mri;
+#define DOLLAR_AMBIGU 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
 #endif

-#ifdef OBJ_COFF
-#define OUTPUT_FLAVOR bfd_target_coff_flavour
+
+#ifndef DOLLAR_AMBIGU
+#define DOLLAR_AMBIGU 0

 #endif
 #endif

-#ifdef OBJ_ECOFF
-#define OUTPUT_FLAVOR bfd_target_ecoff_flavour
+
+#ifndef NUMBERS_WITH_SUFFIX
+#define NUMBERS_WITH_SUFFIX 0

 #endif
 #endif

-#ifdef OBJ_ELF
-#define OUTPUT_FLAVOR bfd_target_elf_flavour
+
+#ifndef LOCAL_LABELS_DOLLAR
+#define LOCAL_LABELS_DOLLAR 0

 #endif
 #endif

-#endif /* BFD_ASSEMBLER */

 
 

-#endif /* GAS */
+#ifndef LOCAL_LABELS_FB
+#define LOCAL_LABELS_FB 0
+#endif
+
+#ifndef LABELS_WITHOUT_COLONS
+#define LABELS_WITHOUT_COLONS 0
+#endif

 
 

-/* end of as.h */
+#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
+
+#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 */