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authorJing Yu <jingyu@google.com>2009-11-05 16:55:30 -0800
committerJing Yu <jingyu@google.com>2009-11-05 16:55:30 -0800
commit2cafa61b4b039e5ac3b876fc44a05c61d66df4d4 (patch)
tree1caaaacd28e00e283dbacd6726db52cbf2d5d909 /binutils-2.19/gas/as.h
parent8d401cf711539af5a2f78d12447341d774892618 (diff)
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check in binutils sources for prebuilt toolchains in Eclair.
Diffstat (limited to 'binutils-2.19/gas/as.h')
-rw-r--r--binutils-2.19/gas/as.h676
1 files changed, 676 insertions, 0 deletions
diff --git a/binutils-2.19/gas/as.h b/binutils-2.19/gas/as.h
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+/* as.h - global header file
+ Copyright 1987, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998,
+ 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008
+ Free Software Foundation, Inc.
+
+ This file is part of GAS, the GNU Assembler.
+
+ GAS is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3, or (at your option)
+ any later version.
+
+ GAS is distributed in the hope that it will be useful, but WITHOUT
+ ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ or FITNESS FOR A PARTICULAR PURPOSE. See the 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, 51 Franklin Street - Fifth Floor, Boston, MA
+ 02110-1301, USA. */
+
+#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+/* I think this stuff is largely out of date.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 "". */
+
+#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 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>
+#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
+#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__)
+
+/* 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 void *malloc ();
+extern void *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
+
+/* 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"
+#endif /* __LINE__ */
+
+#ifndef __FILE__
+#define __FILE__ "unknown"
+#endif /* __FILE__ */
+
+#ifndef FOPEN_WB
+#ifdef USE_BINARY_FOPEN
+#include "fopen-bin.h"
+#else
+#include "fopen-same.h"
+#endif
+#endif
+
+#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
+#define obstack_chunk_free xfree
+
+#define xfree free
+
+#include "asintl.h"
+
+#define BAD_CASE(val) \
+ { \
+ as_fatal (_("Case value %ld unexpected at line %d of file \"%s\"\n"), \
+ (long) val, __LINE__, __FILE__); \
+ }
+
+#include "flonum.h"
+
+/* These are assembler-wide concepts */
+
+extern bfd *stdoutput;
+typedef bfd_vma addressT;
+typedef bfd_signed_vma offsetT;
+
+/* 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 COMMON extern /* Our commons live elsewhere. */
+#endif
+#endif
+/* COMMON now defined */
+
+#ifndef ENABLE_CHECKING
+#define ENABLE_CHECKING 0
+#endif
+
+#if ENABLE_CHECKING || defined (DEBUG)
+#ifndef know
+#define know(p) assert(p) /* Verify our assumptions! */
+#endif /* not yet defined */
+#else
+#define know(p) /* know() checks are no-op.ed */
+#endif
+
+/* input_scrub.c */
+
+/* Supplies sanitised buffers to read.c.
+ Also understands printing line-number part of error messages. */
+
+/* subsegs.c Sub-segments. Also, segment(=expression type)s.*/
+
+typedef asection *segT;
+#define SEG_NORMAL(SEG) ( (SEG) != absolute_section \
+ && (SEG) != undefined_section \
+ && (SEG) != reg_section \
+ && (SEG) != expr_section)
+typedef int subsegT;
+
+/* What subseg we are accessing now? */
+COMMON subsegT now_subseg;
+
+/* Segment our instructions emit to. */
+COMMON segT now_seg;
+
+#define segment_name(SEG) bfd_get_section_name (stdoutput, SEG)
+
+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_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
+
+ /* 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,
+
+ /* 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,
+
+ /* Cross-fragment dwarf2 line number optimization. */
+ rs_dwarf2dbg
+};
+
+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 addressT relax_addressT;
+
+struct relax_type
+{
+ /* 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;
+};
+
+typedef struct relax_type relax_typeS;
+
+/* main program "as.c" (command arguments etc). */
+
+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 in MRI mode. */
+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 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 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
+ leave lots of padding. */
+COMMON int linkrelax;
+
+/* 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;
+
+/* 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
+{
+ /* 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;
+
+#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
+
+#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 (const char *format, ...)
+#define PRINTF_WHERE_LIKE(FCN) void FCN (char *file, \
+ unsigned int line, \
+ const char *format, ...)
+
+#endif /* __GNUC__ < 2 || defined(VMS) */
+
+#else /* ! USE_STDARG */
+
+#define PRINTF_LIKE(FCN) void FCN ()
+#define PRINTF_WHERE_LIKE(FCN) void FCN ()
+
+#endif /* ! USE_STDARG */
+
+PRINTF_LIKE (as_bad);
+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 (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 * ieee_md_atof (int, char *, int *, bfd_boolean);
+char * vax_md_atof (int, char *, int *);
+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_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);
+int new_logical_line_flags (char *, int, 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);
+
+const char *remap_debug_filename (const char *);
+void add_debug_prefix_map (const char *);
+
+struct expressionS;
+struct fix;
+typedef struct symbol symbolS;
+typedef struct frag fragS;
+
+/* literal.c */
+valueT add_to_literal_pool (symbolS *, valueT, segT, int);
+
+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"
+
+#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 "read.h"
+#include "symbols.h"
+
+#include "tc.h"
+#include "obj.h"
+
+#ifdef USE_EMULATIONS
+#include "emul.h"
+#endif
+#include "listing.h"
+
+#ifdef H_TICK_HEX
+extern int enable_h_tick_hex;
+#endif
+
+#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
+
+#ifndef DOLLAR_AMBIGU
+#define DOLLAR_AMBIGU 0
+#endif
+
+#ifndef NUMBERS_WITH_SUFFIX
+#define NUMBERS_WITH_SUFFIX 0
+#endif
+
+#ifndef LOCAL_LABELS_DOLLAR
+#define LOCAL_LABELS_DOLLAR 0
+#endif
+
+#ifndef LOCAL_LABELS_FB
+#define LOCAL_LABELS_FB 0
+#endif
+
+#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
+
+#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 */