X-Git-Url: http://git.efficios.com/?a=blobdiff_plain;f=gas%2Fexpr.h;h=c7d0681dbc61b5c69993314febf4251ea5d8a5de;hb=f1d293cc58bfe5f6b507dc2351f17632df8ab677;hp=6b88d0dfe43cde22ec689df6861d4df4f532f04c;hpb=9497f5ac6bc10bdd65ea471787619bde1edca77d;p=deliverable%2Fbinutils-gdb.git diff --git a/gas/expr.h b/gas/expr.h index 6b88d0dfe4..c7d0681dbc 100644 --- a/gas/expr.h +++ b/gas/expr.h @@ -1,12 +1,11 @@ /* expr.h -> header file for expr.c - Copyright 1987, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, - 2002, 2003 Free Software Foundation, Inc. + Copyright (C) 1987-2019 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 2, or (at your option) + 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, @@ -136,6 +135,11 @@ typedef struct expressionS { when performing arithmetic on these values). FIXME: This field is not set very reliably. */ unsigned int X_unsigned : 1; + /* This is used to implement "word size + 1 bit" arithmetic, so that e.g. + expressions used with .sleb128 directives can use the full range available + for an unsigned word, but can also properly represent all values of a + signed word. */ + unsigned int X_extrabit : 1; /* 7 additional bits can be defined if needed. */ @@ -166,15 +170,22 @@ extern LITTLENUM_TYPE generic_bignum[]; typedef char operator_rankT; -extern char get_symbol_end (void); +extern char get_symbol_name (char **); +extern char restore_line_pointer (char); extern void expr_begin (void); extern void expr_set_precedence (void); +extern void expr_set_rank (operatorT, operator_rankT); +extern void add_to_result (expressionS *, offsetT, int); +extern void subtract_from_result (expressionS *, offsetT, int); extern segT expr (int, expressionS *, enum expr_mode); extern unsigned int get_single_number (void); extern symbolS *make_expr_symbol (expressionS * expressionP); -extern int expr_symbol_where (symbolS *, char **, unsigned int *); +extern int expr_symbol_where (symbolS *, const char **, unsigned int *); +extern void current_location (expressionS *); extern symbolS *expr_build_uconstant (offsetT); extern symbolS *expr_build_dot (void); int resolve_expression (expressionS *); + +extern bfd_boolean literal_prefix_dollar_hex;