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https://sourceware.org/git/binutils-gdb.git
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cdfbf930b9
(cfi_add_CFA_nop): Remove.
(CFI_escape, dot_cfi_escape): New.
(dot_cfi): Remove nop.
(cfi_pseudo_table): Remove nop; add escape.
(output_cfi_insn): Likewise.
(select_cie_for_fde): Stop on escape.
* dw2gencfi.h (cfi_add_CFA_nop): Remove.
* read.c, read.h (do_parse_cons_expression): New.
* doc/as.texinfo (.cfi_escape): New.
* gas/cfi/cfi-common-3.[ds]: New.
* gas/cfi/cfi.exp: Run it.
190 lines
6.9 KiB
C
190 lines
6.9 KiB
C
/* read.h - of read.c
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Copyright 1986, 1990, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
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2000, 2001, 2002, 2003
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Free Software Foundation, Inc.
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This file is part of GAS, the GNU Assembler.
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GAS is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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GAS is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GAS; see the file COPYING. If not, write to the Free
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Software Foundation, 59 Temple Place - Suite 330, Boston, MA
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02111-1307, USA. */
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extern char *input_line_pointer; /* -> char we are parsing now. */
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/* Define to make whitespace be allowed in many syntactically
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unnecessary places. Normally undefined. For compatibility with
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ancient GNU cc. */
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/* #undef PERMIT_WHITESPACE */
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#define PERMIT_WHITESPACE
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#ifdef PERMIT_WHITESPACE
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#define SKIP_WHITESPACE() \
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{ \
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if (* input_line_pointer == ' ') \
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++ input_line_pointer; \
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}
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#else
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#define SKIP_WHITESPACE() know(*input_line_pointer != ' ' )
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#endif
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#define LEX_NAME (1) /* may continue a name */
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#define LEX_BEGIN_NAME (2) /* may begin a name */
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#define LEX_END_NAME (4) /* ends a name */
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#define is_name_beginner(c) \
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( lex_type[(unsigned char) (c)] & LEX_BEGIN_NAME )
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#define is_part_of_name(c) \
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( lex_type[(unsigned char) (c)] & LEX_NAME )
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#define is_name_ender(c) \
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( lex_type[(unsigned char) (c)] & LEX_END_NAME )
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#ifndef is_a_char
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#define CHAR_MASK (0xff)
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#define NOT_A_CHAR (CHAR_MASK+1)
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#define is_a_char(c) (((unsigned) (c)) <= CHAR_MASK)
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#endif /* is_a_char() */
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extern char lex_type[];
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extern char is_end_of_line[];
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extern int is_it_end_of_statement PARAMS ((void));
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extern int target_big_endian;
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/* These are initialized by the CPU specific target files (tc-*.c). */
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extern const char comment_chars[];
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extern const char line_comment_chars[];
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extern const char line_separator_chars[];
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/* Table of -I directories. */
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extern char **include_dirs;
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extern int include_dir_count;
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extern int include_dir_maxlen;
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/* The offset in the absolute section. */
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extern addressT abs_section_offset;
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/* The label on a line, used by some of the pseudo-ops. */
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extern symbolS *line_label;
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/* This is used to support MRI common sections. */
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extern symbolS *mri_common_symbol;
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/* True if a stabs line debug statement is currently being emitted. */
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extern int outputting_stabs_line_debug;
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/* Possible arguments to .linkonce. */
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enum linkonce_type {
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LINKONCE_UNSET = 0,
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LINKONCE_DISCARD,
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LINKONCE_ONE_ONLY,
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LINKONCE_SAME_SIZE,
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LINKONCE_SAME_CONTENTS
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};
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#define IGNORE_OPCODE_CASE
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#ifdef IGNORE_OPCODE_CASE
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extern char original_case_string[];
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#endif
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extern void pop_insert PARAMS ((const pseudo_typeS *));
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extern unsigned int get_stab_string_offset
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PARAMS ((const char *string, const char *stabstr_secname));
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extern void aout_process_stab PARAMS ((int, const char *, int, int, int));
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extern char *demand_copy_string PARAMS ((int *lenP));
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extern char *demand_copy_C_string PARAMS ((int *len_pointer));
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extern char get_absolute_expression_and_terminator
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PARAMS ((long *val_pointer));
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extern offsetT get_absolute_expr PARAMS ((expressionS *));
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extern offsetT get_absolute_expression PARAMS ((void));
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extern unsigned int next_char_of_string PARAMS ((void));
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extern void s_mri_sect PARAMS ((char *));
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extern char *mri_comment_field PARAMS ((char *));
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extern void mri_comment_end PARAMS ((char *, int));
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extern void add_include_dir PARAMS ((char *path));
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extern void cons PARAMS ((int nbytes));
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extern void demand_empty_rest_of_line PARAMS ((void));
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extern void emit_expr PARAMS ((expressionS *exp, unsigned int nbytes));
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extern void emit_leb128_expr PARAMS ((expressionS *, int));
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extern void equals PARAMS ((char *sym_name, int reassign));
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extern void float_cons PARAMS ((int float_type));
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extern void ignore_rest_of_line PARAMS ((void));
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extern void discard_rest_of_line PARAMS ((void));
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extern int output_leb128 PARAMS ((char *, valueT, int sign));
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extern void pseudo_set PARAMS ((symbolS * symbolP));
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extern void read_a_source_file PARAMS ((char *name));
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extern void read_begin PARAMS ((void));
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extern void read_print_statistics PARAMS ((FILE *));
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extern int sizeof_leb128 PARAMS ((valueT, int sign));
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extern void stabs_generate_asm_file PARAMS ((void));
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extern void stabs_generate_asm_lineno PARAMS ((void));
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extern void stabs_generate_asm_func PARAMS ((const char *, const char *));
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extern void stabs_generate_asm_endfunc PARAMS ((const char *, const char *));
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extern void do_repeat PARAMS((int,const char *,const char *));
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extern void end_repeat PARAMS((int));
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extern void do_parse_cons_expression PARAMS ((expressionS *, int));
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extern void generate_lineno_debug PARAMS ((void));
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extern void s_abort PARAMS ((int)) ATTRIBUTE_NORETURN;
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extern void s_align_bytes PARAMS ((int arg));
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extern void s_align_ptwo PARAMS ((int));
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extern void s_app_file_string PARAMS ((char *));
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extern void s_app_file PARAMS ((int));
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extern void s_app_line PARAMS ((int));
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extern void s_bad_endr PARAMS ((int));
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extern void s_comm PARAMS ((int));
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extern void s_data PARAMS ((int));
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extern void s_desc PARAMS ((int));
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extern void s_else PARAMS ((int arg));
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extern void s_elseif PARAMS ((int arg));
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extern void s_end PARAMS ((int arg));
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extern void s_endif PARAMS ((int arg));
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extern void s_err PARAMS ((int));
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extern void s_fail PARAMS ((int));
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extern void s_fill PARAMS ((int));
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extern void s_float_space PARAMS ((int mult));
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extern void s_func PARAMS ((int));
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extern void do_s_func PARAMS ((int, const char *));
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extern void s_globl PARAMS ((int arg));
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extern void s_if PARAMS ((int arg));
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extern void s_ifc PARAMS ((int arg));
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extern void s_ifdef PARAMS ((int arg));
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extern void s_ifeqs PARAMS ((int arg));
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extern void s_ignore PARAMS ((int arg));
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extern void s_include PARAMS ((int arg));
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extern void s_irp PARAMS ((int arg));
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extern void s_lcomm PARAMS ((int needs_align));
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extern void s_lcomm_bytes PARAMS ((int needs_align));
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extern void s_leb128 PARAMS ((int sign));
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extern void s_linkonce PARAMS ((int));
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extern void s_lsym PARAMS ((int));
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extern void s_macro PARAMS ((int));
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extern void s_mexit PARAMS ((int));
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extern void s_mri PARAMS ((int));
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extern void s_mri_common PARAMS ((int));
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extern void s_org PARAMS ((int));
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extern void s_print PARAMS ((int));
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extern void s_purgem PARAMS ((int));
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extern void s_rept PARAMS ((int));
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extern void s_set PARAMS ((int));
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extern void s_space PARAMS ((int mult));
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extern void s_stab PARAMS ((int what));
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extern void s_struct PARAMS ((int));
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extern void s_text PARAMS ((int));
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extern void stringer PARAMS ((int append_zero));
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extern void s_xstab PARAMS ((int what));
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extern void s_rva PARAMS ((int));
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extern void s_incbin PARAMS ((int));
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