2
0
mirror of https://sourceware.org/git/binutils-gdb.git synced 2024-12-21 04:42:53 +08:00
binutils-gdb/gas/read.h

192 lines
6.5 KiB
C
Raw Normal View History

1999-05-03 15:29:11 +08:00
/* read.h - of read.c
2001-03-09 07:24:26 +08:00
Copyright 1986, 1990, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
2009-09-02 15:25:43 +08:00
2000, 2001, 2002, 2003, 2004, 2005, 2007, 2008, 2009
1999-05-03 15:29:11 +08:00
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
2007-07-03 19:01:12 +08:00
the Free Software Foundation; either version 3, or (at your option)
1999-05-03 15:29:11 +08:00
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. */
1999-05-03 15:29:11 +08:00
extern char *input_line_pointer; /* -> char we are parsing now. */
1999-05-03 15:29:11 +08:00
/* Define to make whitespace be allowed in many syntactically
unnecessary places. Normally undefined. For compatibility with
ancient GNU cc. */
1999-05-03 15:29:11 +08:00
/* #undef PERMIT_WHITESPACE */
#define PERMIT_WHITESPACE
1999-05-03 15:29:11 +08:00
#ifdef PERMIT_WHITESPACE
#define SKIP_WHITESPACE() \
((*input_line_pointer == ' ') ? ++input_line_pointer : 0)
1999-05-03 15:29:11 +08:00
#else
#define SKIP_WHITESPACE() know(*input_line_pointer != ' ' )
#endif
#define LEX_NAME (1) /* may continue a name */
#define LEX_BEGIN_NAME (2) /* may begin a name */
#define LEX_END_NAME (4) /* ends a name */
1999-05-03 15:29:11 +08:00
#define is_name_beginner(c) \
( lex_type[(unsigned char) (c)] & LEX_BEGIN_NAME )
#define is_part_of_name(c) \
( lex_type[(unsigned char) (c)] & LEX_NAME )
#define is_name_ender(c) \
( lex_type[(unsigned char) (c)] & LEX_END_NAME )
1999-05-03 15:29:11 +08:00
#ifndef is_a_char
#define CHAR_MASK (0xff)
#define NOT_A_CHAR (CHAR_MASK+1)
#define is_a_char(c) (((unsigned) (c)) <= CHAR_MASK)
1999-05-03 15:29:11 +08:00
#endif /* is_a_char() */
extern char lex_type[];
extern char is_end_of_line[];
extern int is_it_end_of_statement (void);
extern char *find_end_of_line (char *, int);
1999-05-03 15:29:11 +08:00
extern int target_big_endian;
/* These are initialized by the CPU specific target files (tc-*.c). */
extern const char comment_chars[];
extern const char line_comment_chars[];
extern const char line_separator_chars[];
/* Table of -I directories. */
extern char **include_dirs;
extern int include_dir_count;
extern int include_dir_maxlen;
/* The offset in the absolute section. */
extern addressT abs_section_offset;
/* The label on a line, used by some of the pseudo-ops. */
extern symbolS *line_label;
/* This is used to support MRI common sections. */
extern symbolS *mri_common_symbol;
/* True if a stabs line debug statement is currently being emitted. */
extern int outputting_stabs_line_debug;
1999-05-03 15:29:11 +08:00
/* Possible arguments to .linkonce. */
enum linkonce_type {
1999-05-03 15:29:11 +08:00
LINKONCE_UNSET = 0,
LINKONCE_DISCARD,
LINKONCE_ONE_ONLY,
LINKONCE_SAME_SIZE,
LINKONCE_SAME_CONTENTS
};
#ifndef TC_CASE_SENSITIVE
extern char original_case_string[];
#endif
extern void pop_insert (const pseudo_typeS *);
1999-05-03 15:29:11 +08:00
extern unsigned int get_stab_string_offset
(const char *string, const char *stabstr_secname);
extern void aout_process_stab (int, const char *, int, int, int);
extern char *demand_copy_string (int *lenP);
extern char *demand_copy_C_string (int *len_pointer);
extern char get_absolute_expression_and_terminator (long *val_pointer);
extern offsetT get_absolute_expression (void);
extern unsigned int next_char_of_string (void);
extern void s_mri_sect (char *);
extern char *mri_comment_field (char *);
extern void mri_comment_end (char *, int);
extern void add_include_dir (char *path);
extern void cons (int nbytes);
extern void demand_empty_rest_of_line (void);
extern void emit_expr (expressionS *exp, unsigned int nbytes);
extern void emit_expr_fix (expressionS *, unsigned int, fragS *, char *);
extern void equals (char *sym_name, int reassign);
extern void float_cons (int float_type);
extern void ignore_rest_of_line (void);
#define discard_rest_of_line ignore_rest_of_line
extern int output_leb128 (char *, valueT, int sign);
extern void pseudo_set (symbolS * symbolP);
extern void read_a_source_file (char *name);
extern void read_begin (void);
extern void read_print_statistics (FILE *);
extern int sizeof_leb128 (valueT, int sign);
extern void stabs_generate_asm_file (void);
extern void stabs_generate_asm_lineno (void);
extern void stabs_generate_asm_func (const char *, const char *);
extern void stabs_generate_asm_endfunc (const char *, const char *);
extern void do_repeat (int,const char *,const char *);
bfd * Makefile.am (ALL_MACHINES): Add cpu-rx.lo. (ALL_MACHINES_CFILES): Add cpu-rx.c. (BFD32_BACKENDS): Add elf32-rx.lo. (BFD32_BACKENDS_CFILES): Add elf32-rx.c. * archures.c (bfd_architecture): Add bfd_arch_rx and bfd_mach_rx. Export bfd_rx_arch. (bfd_archures_list): Add bfd_rx_arch. * config.bfd: Add entry for rx-*-elf. * configure.in: Add entries for bfd_elf32_rx_le_vec and bfd_elf32_rx_be_vec. * reloc.c: Add RX relocations. * targets.c: Add RX target vectors. * Makefile.in: Regenerate. * bfd-in2.h: Regenerate. * configure: Regenerate. * libbfd.h: Regenerate. * cpu-rx.c: New file. * elf32-rx.c: New file. binutils * readelf.c: Add support for RX target. * MAINTAINERS: Add DJ and NickC as maintainers for RX. gas * Makefile.am: Add RX target. * configure.in: Likewise. * configure.tgt: Likewise. * read.c (do_repeat_with_expander): New function. * read.h: Provide a prototype for do_repeat_with_expander. * doc/Makefile.am: Add RX target documentation. * doc/all.texi: Likewise. * doc/as.texinfo: Likewise. * Makefile.in: Regenerate. * NEWS: Mention support for RX architecture. * configure: Regenerate. * doc/Makefile.in: Regenerate. * config/rx-defs.h: New file. * config/rx-parse.y: New file. * config/tc-rx.h: New file. * config/tc-rx.c: New file. * doc/c-rx.texi: New file. gas/testsuite * gas/rx: New directory. * gas/rx/*: New set of test cases. * gas/elf/section2.e-rx: New expected output file. * gas/all/gas.exp: Add support for RX target. * gas/elf/elf.exp: Likewise. * gas/lns/lns.exp: Likewise. * gas/macros/macros.exp: Likewise. include * dis-asm.h: Add prototype for print_insn_rx. include/elf * rx.h: New file. include/opcode * rx.h: New file. ld * Makefile.am: Add rules to build RX emulation. * configure.tgt: Likewise. * NEWS: Mention support for RX architecture. * Makefile.in: Regenerate. * emulparams/elf32rx.sh: New file. * emultempl/rxelf.em: New file. opcodes * Makefile.am: Add RX files. * configure.in: Add support for RX target. * disassemble.c: Likewise. * Makefile.in: Regenerate. * configure: Regenerate. * opc2c.c: New file. * rx-decode.c: New file. * rx-decode.opc: New file. * rx-dis.c: New file.
2009-09-29 22:17:19 +08:00
extern void do_repeat_with_expander (int, const char *, const char *, const char *);
extern void end_repeat (int);
extern void do_parse_cons_expression (expressionS *, int);
extern void generate_lineno_debug (void);
extern void s_abort (int) ATTRIBUTE_NORETURN;
extern void s_align_bytes (int arg);
extern void s_align_ptwo (int);
extern void bss_alloc (symbolS *, addressT, int);
extern offsetT parse_align (int);
extern symbolS *s_comm_internal (int, symbolS *(*) (int, symbolS *, addressT));
extern symbolS *s_lcomm_internal (int, symbolS *, addressT);
extern void s_app_file_string (char *, int);
extern void s_app_file (int);
extern void s_app_line (int);
extern void s_comm (int);
extern void s_data (int);
extern void s_desc (int);
extern void s_else (int arg);
extern void s_elseif (int arg);
extern void s_end (int arg);
extern void s_endif (int arg);
extern void s_err (int);
extern void s_errwarn (int);
extern void s_fail (int);
extern void s_fill (int);
extern void s_float_space (int mult);
extern void s_func (int);
extern void s_globl (int arg);
extern void s_if (int arg);
extern void s_ifb (int arg);
extern void s_ifc (int arg);
extern void s_ifdef (int arg);
extern void s_ifeqs (int arg);
extern void s_ignore (int arg);
extern void s_include (int arg);
extern void s_irp (int arg);
extern void s_lcomm (int needs_align);
extern void s_lcomm_bytes (int needs_align);
extern void s_leb128 (int sign);
extern void s_linkonce (int);
extern void s_lsym (int);
extern void s_macro (int);
extern void s_mexit (int);
extern void s_mri (int);
extern void s_mri_common (int);
extern void s_org (int);
extern void s_print (int);
extern void s_purgem (int);
extern void s_rept (int);
extern void s_set (int);
extern void s_space (int mult);
extern void s_stab (int what);
extern void s_struct (int);
extern void s_text (int);
extern void stringer (int append_zero);
extern void s_xstab (int what);
extern void s_rva (int);
extern void s_incbin (int);
2009-01-26 Andrew Stubbs <ams@codesourcery.com> gas/ * config/tc-arm.c (attributes_set_explicitly): New array. (s_arm_eabi_attribute): Check return value from s_vendor_attribute. (cpu_arch): Add ARM_ARCH_V5T. (aeabi_set_attribute_int): New function. (aeabi_set_attribute_string): New function. (aeabi_set_public_attributes): Set attributes according to the user's intentions, rather than the actual state of the binary. Use aeabi_set_attribute_int and aeabi_set_attribute_string instead of bfd_elf_add_proc_attr_int and bfd_elf_add_proc_attr_string. Support WMMXv2. Use attribute names instead of numbers. * read.c (s_vendor_attribute): Change return type to int. Return the tag number that was set. * read.h (s_vendor_attribute): Change return type to int. gas/testsuite/ * gas/arm/attr-cpu-directive.d: New file. * gas/arm/attr-cpu-directive.s: New file. * gas/arm/attr-default.d: New file. * gas/arm/attr-march-all.d: New file. * gas/arm/attr-march-armv1.d: New file. * gas/arm/attr-march-armv2.d: New file. * gas/arm/attr-march-armv2a.d: New file. * gas/arm/attr-march-armv2s.d: New file. * gas/arm/attr-march-armv3.d: New file. * gas/arm/attr-march-armv3m.d: New file. * gas/arm/attr-march-armv4.d: New file. * gas/arm/attr-march-armv4t.d: New file. * gas/arm/attr-march-armv4txm.d: New file. * gas/arm/attr-march-armv4xm.d: New file. * gas/arm/attr-march-armv5.d: New file. * gas/arm/attr-march-armv5t.d: New file. * gas/arm/attr-march-armv5te.d: New file. * gas/arm/attr-march-armv5tej.d: New file. * gas/arm/attr-march-armv5texp.d: New file. * gas/arm/attr-march-armv5txm.d: New file. * gas/arm/attr-march-armv6-m.d: New file. * gas/arm/attr-march-armv6.d: New file. * gas/arm/attr-march-armv6j.d: New file. * gas/arm/attr-march-armv6k.d: New file. * gas/arm/attr-march-armv6kt2.d: New file. * gas/arm/attr-march-armv6t2.d: New file. * gas/arm/attr-march-armv6z.d: New file. * gas/arm/attr-march-armv6zk.d: New file. * gas/arm/attr-march-armv6zkt2.d: New file. * gas/arm/attr-march-armv6zt2.d: New file. * gas/arm/attr-march-armv7-a.d: New file. * gas/arm/attr-march-armv7-m.d: New file. * gas/arm/attr-march-armv7-r.d: New file. * gas/arm/attr-march-armv7.d: New file. * gas/arm/attr-march-armv7a.d: New file. * gas/arm/attr-march-armv7m.d: New file. * gas/arm/attr-march-armv7r.d: New file. * gas/arm/attr-march-iwmmxt.d: New file. * gas/arm/attr-march-iwmmxt2.d: New file. * gas/arm/attr-march-xscale.d: New file. * gas/arm/attr-mcpu.d: New file. * gas/arm/attr-mfpu-arm1020e.d: New file. * gas/arm/attr-mfpu-arm1020t.d: New file. * gas/arm/attr-mfpu-arm1136jf-s.d: New file. * gas/arm/attr-mfpu-arm1136jfs.d: New file. * gas/arm/attr-mfpu-arm7500fe.d: New file. * gas/arm/attr-mfpu-fpa.d: New file. * gas/arm/attr-mfpu-fpa10.d: New file. * gas/arm/attr-mfpu-fpa11.d: New file. * gas/arm/attr-mfpu-fpe.d: New file. * gas/arm/attr-mfpu-fpe2.d: New file. * gas/arm/attr-mfpu-fpe3.d: New file. * gas/arm/attr-mfpu-maverick.d: New file. * gas/arm/attr-mfpu-neon-fp16.d: New file. * gas/arm/attr-mfpu-neon.d: New file. * gas/arm/attr-mfpu-softfpa.d: New file. * gas/arm/attr-mfpu-softvfp+vfp.d: New file. * gas/arm/attr-mfpu-softvfp.d: New file. * gas/arm/attr-mfpu-vfp.d: New file. * gas/arm/attr-mfpu-vfp10-r0.d: New file. * gas/arm/attr-mfpu-vfp10.d: New file. * gas/arm/attr-mfpu-vfp3.d: New file. * gas/arm/attr-mfpu-vfp9.d: New file. * gas/arm/attr-mfpu-vfpv2.d: New file. * gas/arm/attr-mfpu-vfpv3-d16.d: New file. * gas/arm/attr-mfpu-vfpv3.d: New file. * gas/arm/attr-mfpu-vfpxd.d: New file. * gas/arm/attr-order.d: Update Tag_ARM_ISA_use and Tag_THUMB_ISA_use. * gas/arm/attr-override-cpu-directive.d: New file. * gas/arm/attr-override-cpu-directive.s: New file. * gas/arm/attr-override-mcpu.d: New file. * gas/arm/attr-override-mcpu.s: New file. * gas/arm/blank.s: New file. * gas/arm/eabi_attr_1.d: Update Tag_ARM_ISA_use and Tag_THUMB_ISA_use. ld/testsuite/ * ld-arm/attr-merge-3.attr: Update following gas change. * ld-arm/attr-merge-2.attr: Update Tag_ARM_ISA_use and Tag_THUMB_ISA_use following gas changes. * ld-arm/attr-merge-4.attr: Likewise. * ld-arm/attr-merge-5.attr: Likewise. * ld-arm/attr-merge-arch-1.attr: Likewise. * ld-arm/attr-merge-arch-2.attr: Likewise. * ld-arm/attr-merge-unknown-2.d: Likewise. * ld-arm/attr-merge-unknown-2r.d: Likewise. * ld-arm/attr-merge-unknown-3.d: Likewise. * ld-arm/attr-merge-wchar-00-nowarn.d: Likewise. * ld-arm/attr-merge-wchar-00.d: Likewise. * ld-arm/attr-merge-wchar-02-nowarn.d: Likewise. * ld-arm/attr-merge-wchar-02.d: Likewise. * ld-arm/attr-merge-wchar-04-nowarn.d: Likewise. * ld-arm/attr-merge-wchar-04.d: Likewise. * ld-arm/attr-merge-wchar-20-nowarn.d: Likewise. * ld-arm/attr-merge-wchar-20.d: Likewise. * ld-arm/attr-merge-wchar-22-nowarn.d: Likewise. * ld-arm/attr-merge-wchar-22.d: Likewise. * ld-arm/attr-merge-wchar-24-nowarn.d: Likewise. * ld-arm/attr-merge-wchar-40-nowarn.d: Likewise. * ld-arm/attr-merge-wchar-40.d: Likewise. * ld-arm/attr-merge-wchar-42-nowarn.d: Likewise. * ld-arm/attr-merge-wchar-44-nowarn.d: Likewise. * ld-arm/attr-merge-wchar-44.d: Likewise. * ld-arm/attr-merge.attr: Likewise.
2009-01-26 22:36:43 +08:00
extern int s_vendor_attribute (int);
gas/ChangeLog: * read.c (potable): Add weakref. (s_weakref): New. * read.h (s_weakref): Declare. * struc-symbol.h (struct symbol): Add sy_weakrefr and sy_weakrefd. * symbols.c (colon): Clear weakrefr. (symbol_find_exact): Rename to, and reimplement in terms of... (symbol_find_exact_noref): ... new function. (symbol_find): Likewise... (symbol_find_noref): ... ditto. (resolve_symbol_value): Resolve weakrefr without setting their values. (S_SET_WEAK): Call hook. (S_GET_VALUE): Follow weakref link. (S_SET_VALUE): Clear weakrefr. (S_IS_WEAK): Follow weakref link. (S_IS_WEAKREFR, S_SET_WEAKREFR, S_CLEAR_WEAKREFR): New. (S_IS_WEAKREFD, S_SET_WEAKREFD, S_CLEAR_WEAKREFD): New. (symbol_set_value_expression, symbol_set_frag): Clear weakrefr. (symbol_mark_used): Follow weakref link. (print_symbol_value_1): Print weak, weakrefr and weakrefd. * symbols.h (symbol_find_noref, symbol_find_exact_noref): Declare. (S_IS_WEAKREFR, S_SET_WEAKREFR, S_CLEAR_WEAKREFR): Declare. (S_IS_WEAKREFD, S_SET_WEAKREFD, S_CLEAR_WEAKREFD): Declare. * write.c (adust_reloc_syms): Follow weakref link. Do not complain if target is undefined. (write_object_file): Likewise. Remove weakrefr symbols. Drop unreferenced weakrefd symbols. * config/obj-coff.c (obj_frob_symbol): Do not force WEAKREFD symbols EXTERNAL. (pecoff_obj_set_weak_hook, pecoff_obj_clear_weak_hook): New. * config/obj-coff.h (obj_set_weak_hook, obj_clear_weak_hook): Define. * doc/as.texinfo: Document weakref. * doc/internals.texi: Document new struct members, internal functions and hooks. gas/testsuite/ChangeLog: * gas/all/weakref1.s, gas/all/weakref1.d: New test. * gas/all/weakref1g.d, gas/all/weakref1l.d: New tests. * gas/all/weakref1u.d, gas/all/weakref1w.d: New tests. * gas/all/weakref2.s, gas/all/weakref3.s: New tests. * gas/all/gas.exp: Run new tests.
2005-10-25 01:51:42 +08:00
extern void s_weakref (int);