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- /* Functions for generic NeXT as target machine for GNU C compiler.
- Copyright (C) 1989, 1990, 1991, 1992, 1993 Free Software Foundation, Inc.
-
- This file is part of GNU CC.
-
- GNU CC 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)
- any later version.
-
- GNU CC 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 GNU CC; see the file COPYING. If not, write to
- the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
-
- /* Make everything that used to go in the text section really go there. */
-
- int flag_no_mach_text_sections = 0;
-
- #define OPT_STRCMP(opt) (!strncmp (opt, p, sizeof (opt)-1))
-
- /* 1 if handle_pragma has been called yet. */
-
- static int pragma_initialized;
-
- /* Initial setting of `optimize'. */
-
- static int initial_optimize_flag;
-
- extern char *get_directive_line ();
-
- /* Called from check_newline via the macro HANDLE_PRAGMA.
- FINPUT is the source file input stream. */
-
- void
- handle_pragma (finput, get_line_function)
- FILE *finput;
- char *(*get_line_function) ();
- {
- register char *p = (*get_line_function) (finput);
-
- /* Record initial setting of optimize flag, so we can restore it. */
- if (!pragma_initialized)
- {
- pragma_initialized = 1;
- initial_optimize_flag = optimize;
- }
-
- if (OPT_STRCMP ("CC_OPT_ON"))
- {
- optimize = 1, obey_regdecls = 0;
- warning ("optimization turned on");
- }
- else if (OPT_STRCMP ("CC_OPT_OFF"))
- {
- optimize = 0, obey_regdecls = 1;
- warning ("optimization turned off");
- }
- else if (OPT_STRCMP ("CC_OPT_RESTORE"))
- {
- extern int initial_optimize_flag;
-
- if (optimize != initial_optimize_flag)
- {
- if (initial_optimize_flag)
- obey_regdecls = 0;
- else
- obey_regdecls = 1;
- optimize = initial_optimize_flag;
- }
- warning ("optimization level restored");
- }
- else if (OPT_STRCMP ("CC_WRITABLE_STRINGS"))
- flag_writable_strings = 1;
- else if (OPT_STRCMP ("CC_NON_WRITABLE_STRINGS"))
- flag_writable_strings = 0;
- else if (OPT_STRCMP ("CC_NO_MACH_TEXT_SECTIONS"))
- flag_no_mach_text_sections = 1;
- }
-