-# Copyright (C) 2003,2004 Free Software Foundation, Inc.
+# Copyright (C) 2003, 2004, 2007 Free Software Foundation, Inc.
# Contributed by Kelley Cook, June 2004.
# Original code from Neil Booth, May 2003.
#
# This program 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
+# Free Software Foundation; either version 3, or (at your option) any
# later version.
#
# This program is distributed in the hope that it will be useful,
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+# along with this program; see the file COPYING3. If not see
+# <http://www.gnu.org/licenses/>.
# This Awk script reads in the option records generated from
# opt-gather.awk, combines the flags of duplicat options and generates a
# Dump that array of options into a C file.
END {
-print "/* This file is auto-generated by opts.sh. */"
+print "/* This file is auto-generated by optc-gen.awk. */"
print ""
n_headers = split(header_name, headers, " ")
for (i = 1; i <= n_headers; i++)
print "#include " quote "opts.h" quote
print "#include " quote "intl.h" quote
print ""
+print "#ifdef GCC_DRIVER"
+print "int target_flags;"
+print "#endif /* GCC_DRIVER */"
+print ""
for (i = 0; i < n_opts; i++) {
name = var_name(flags[i]);
if (name == "")
continue;
- if (flag_set_p("VarExists", flags[i]))
- continue;
-
- init = opt_args("Init", flags[i])
- if (init != "")
- init = " = " init;
- else if (name in var_seen)
- continue;
+ if (flag_set_p("VarExists", flags[i])) {
+ # Need it for the gcc driver.
+ if (name in var_seen)
+ continue;
+ init = ""
+ gcc_driver = 1
+ }
+ else {
+ init = opt_args("Init", flags[i])
+ if (init != "")
+ init = " = " init;
+ else if (name in var_seen)
+ continue;
+ gcc_driver = 0
+ }
- printf ("/* Set by -%s.\n %s */\nint %s%s;\n\n",
- opts[i], help[i], name,init)
+ if (gcc_driver == 1)
+ print "#ifdef GCC_DRIVER"
+ print "/* Set by -" opts[i] "."
+ print " " help[i] " */"
+ print var_type(flags[i]) name init ";"
+ if (gcc_driver == 1)
+ print "#endif /* GCC_DRIVER */"
+ print ""
var_seen[name] = 1;
}
+print ""
+print "/* Local state variables. */"
+for (i = 0; i < n_opts; i++) {
+ name = static_var(opts[i], flags[i]);
+ if (name != "")
+ print "static " var_type(flags[i]) name ";"
+}
+print ""
print "const char * const lang_names[] =\n{"
for (i = 0; i < n_langs; i++) {
print " 0\n};\n"
print "const unsigned int cl_options_count = N_OPTS;\n"
+print "const unsigned int cl_lang_count = " n_langs ";\n"
print "const struct cl_option cl_options[] =\n{"
-for (i = 0; i < n_opts; i++)
+j = 0
+for (i = 0; i < n_opts; i++) {
back_chain[i] = "N_OPTS";
+ indices[opts[i]] = j;
+ # Combine the flags of identical switches. Switches
+ # appear many times if they are handled by many front
+ # ends, for example.
+ while( i + 1 != n_opts && opts[i] == opts[i + 1] ) {
+ flags[i + 1] = flags[i] " " flags[i + 1];
+ i++;
+ back_chain[i] = "N_OPTS";
+ indices[opts[i]] = j;
+ }
+ j++;
+}
for (i = 0; i < n_opts; i++) {
# Combine the flags of identical switches. Switches
len = length (opts[i]);
enum = "OPT_" opts[i]
- if (opts[i] == "finline-limit=")
+ if (opts[i] == "finline-limit=" || opts[i] == "Wlarger-than=")
enum = enum "eq"
gsub ("[^A-Za-z0-9]", "_", enum)
else
hlp = quote help[i] quote;
- printf(" { %c-%s%c,\n %s,\n %s, %u,\n",
+ neg = opt_args("Negative", flags[i]);
+ if (neg != "")
+ idx = indices[neg]
+ else {
+ if (flag_set_p("RejectNegative", flags[i]))
+ idx = -1;
+ else {
+ if (opts[i] ~ "^[Wfm]")
+ idx = indices[opts[i]];
+ else
+ idx = -1;
+ }
+ }
+ # Split the printf after %u to work around an ia64-hp-hpux11.23
+ # awk bug.
+ printf(" { %c-%s%c,\n %s,\n %s, %u,",
quote, opts[i], quote, hlp, back_chain[i], len)
+ printf(" %d,\n", idx)
condition = opt_args("Condition", flags[i])
cl_flags = switch_flags(flags[i])
if (condition != "")
condition, cl_flags, cl_flags)
else
printf(" %s,\n", cl_flags)
- printf(" %s, %s }%s\n", var_ref(flags[i]), var_set(flags[i]), comma)
+ printf(" %s, %s }%s\n", var_ref(opts[i], flags[i]),
+ var_set(flags[i]), comma)
}
print "};"