-# Copyright (C) 2003, 2004, 2007, 2008, 2009, 2010, 2011
-# Free Software Foundation, Inc.
+# Copyright (C) 2003-2013 Free Software Foundation, Inc.
# Contributed by Kelley Cook, June 2004.
# Original code from Neil Booth, May 2003.
#
# Dump that array of options into a C file.
END {
+
+# Record first EnabledBy and LangEnabledBy uses.
+n_enabledby = 0;
+for (i = 0; i < n_langs; i++) {
+ n_enabledby_lang[i] = 0;
+}
+for (i = 0; i < n_opts; i++) {
+ enabledby_arg = opt_args("EnabledBy", flags[i]);
+ if (enabledby_arg != "") {
+ n_enabledby_names = split(enabledby_arg, enabledby_names, " && ");
+ if (n_enabledby_names > 2) {
+ print "#error EnabledBy (Wfoo && Wbar && Wbaz) not currently supported"
+ }
+ for (j = 1; j <= n_enabledby_names; j++) {
+ enabledby_name = enabledby_names[j];
+ enabledby_index = opt_numbers[enabledby_name];
+ if (enabledby_index == "") {
+ print "#error Enabledby: " enabledby_name
+ } else {
+ condition = "";
+ if (n_enabledby_names == 2) {
+ opt_var_name_1 = search_var_name(enabledby_names[1], opt_numbers, opts, flags, n_opts);
+ opt_var_name_2 = search_var_name(enabledby_names[2], opt_numbers, opts, flags, n_opts);
+ if (opt_var_name_1 == "") {
+ print "#error " enabledby_names[1] " does not have a Var() flag"
+ }
+ if (opt_var_name_2 == "") {
+ print "#error " enabledby_names[2] " does not have a Var() flag"
+ }
+ condition = "opts->x_" opt_var_name_1 " && opts->x_" opt_var_name_2;
+ }
+ if (enables[enabledby_name] == "") {
+ enabledby[n_enabledby] = enabledby_name;
+ n_enabledby++;
+ }
+ enables[enabledby_name] = enables[enabledby_name] opts[i] ";";
+ enablesif[enabledby_name] = enablesif[enabledby_name] condition ";";
+ }
+ }
+ }
+
+ enabledby_arg = opt_args("LangEnabledBy", flags[i]);
+ if (enabledby_arg != "") {
+ enabledby_langs = nth_arg(0, enabledby_arg);
+ enabledby_name = nth_arg(1, enabledby_arg);
+ enabledby_posarg = nth_arg(2, enabledby_arg);
+ enabledby_negarg = nth_arg(3, enabledby_arg);
+ lang_enabled_by(enabledby_langs, enabledby_name, enabledby_posarg, enabledby_negarg);
+ }
+}
+
+
print "/* This file is auto-generated by optc-gen.awk. */"
print ""
n_headers = split(header_name, headers, " ")
print "const char * const lang_names[] =\n{"
for (i = 0; i < n_langs; i++) {
- macros[i] = "CL_" langs[i]
- gsub( "[^" alnum "_]", "X", macros[i] )
+ macros[i] = "CL_" lang_sanitized_name(langs[i])
s = substr(" ", length (macros[i]))
print " " quote langs[i] quote ","
}
if (help[i + 1] == "")
help[i + 1] = help[i]
else if (help[i] != "" && help[i + 1] != help[i])
- print "warning: multiple different help strings for " \
- opts[i] ":\n\t" help[i] "\n\t" help[i + 1] \
- | "cat 1>&2"
+ print "#error Multiple different help strings for " \
+ opts[i] ":\n\t" help[i] "\n\t" help[i + 1]
+
i++;
back_chain[i] = "N_OPTS";
indices[opts[i]] = j;
print "};"
+print "\n\n"
+print "bool "
+print "common_handle_option_auto (struct gcc_options *opts, "
+print " struct gcc_options *opts_set, "
+print " const struct cl_decoded_option *decoded, "
+print " unsigned int lang_mask, int kind, "
+print " location_t loc, "
+print " const struct cl_option_handlers *handlers, "
+print " diagnostic_context *dc) "
+print "{ "
+print " size_t scode = decoded->opt_index; "
+print " int value = decoded->value; "
+print " enum opt_code code = (enum opt_code) scode; "
+print " "
+print " gcc_assert (decoded->canonical_option_num_elements <= 2); "
+print " "
+print " switch (code) "
+print " { "
+# Handle EnabledBy
+for (i = 0; i < n_enabledby; i++) {
+ enabledby_name = enabledby[i];
+ print " case " opt_enum(enabledby_name) ":"
+ n_enables = split(enables[enabledby_name], thisenable, ";");
+ n_enablesif = split(enablesif[enabledby_name], thisenableif, ";");
+ if (n_enables != n_enablesif) {
+ print "#error n_enables != n_enablesif: Something went wrong!"
+ }
+ for (j = 1; j < n_enables; j++) {
+ opt_var_name = var_name(flags[opt_numbers[thisenable[j]]]);
+ if (opt_var_name != "") {
+ condition = "!opts_set->x_" opt_var_name
+ if (thisenableif[j] != "") {
+ condition = condition " && (" thisenableif[j] ")"
+ }
+ print " if (" condition ")"
+ print " handle_generated_option (opts, opts_set,"
+ print " " opt_enum(thisenable[j]) ", NULL, value,"
+ print " lang_mask, kind, loc, handlers, dc);"
+ } else {
+ print "#error " thisenable[j] " does not have a Var() flag"
+ }
+ }
+ print " break;\n"
+}
+print " default: "
+print " break; "
+print " } "
+print " return true; "
+print "} "
+
+# Handle LangEnabledBy
+for (i = 0; i < n_langs; i++) {
+ lang_name = lang_sanitized_name(langs[i]);
+ mark_unused = " ATTRIBUTE_UNUSED";
+
+ print "\n\n"
+ print "bool "
+ print lang_name "_handle_option_auto (struct gcc_options *opts" mark_unused ", "
+ print " struct gcc_options *opts_set" mark_unused ", "
+ print " size_t scode" mark_unused ", const char *arg" mark_unused ", int value" mark_unused ", "
+ print " unsigned int lang_mask" mark_unused ", int kind" mark_unused ", "
+ print " location_t loc" mark_unused ", "
+ print " const struct cl_option_handlers *handlers" mark_unused ", "
+ print " diagnostic_context *dc" mark_unused ") "
+ print "{ "
+ print " enum opt_code code = (enum opt_code) scode; "
+ print " "
+ print " switch (code) "
+ print " { "
+
+ for (k = 0; k < n_enabledby_lang[i]; k++) {
+ enabledby_name = enabledby[lang_name,k];
+ print " case " opt_enum(enabledby_name) ":"
+ n_thisenable = split(enables[lang_name,enabledby_name], thisenable, ";");
+ for (j = 1; j < n_thisenable; j++) {
+ n_thisenable_args = split(thisenable[j], thisenable_args, ",");
+ if (n_thisenable_args == 1) {
+ thisenable_opt = thisenable[j];
+ value = "value";
+ } else {
+ thisenable_opt = thisenable_args[1];
+ with_posarg = thisenable_args[2];
+ with_negarg = thisenable_args[3];
+ value = "value ? " with_posarg " : " with_negarg;
+ }
+ opt_var_name = var_name(flags[opt_numbers[thisenable_opt]]);
+ if (opt_var_name != "") {
+ print " if (!opts_set->x_" opt_var_name ")"
+ print " handle_generated_option (opts, opts_set,"
+ print " " opt_enum(thisenable_opt) ", NULL, " value ","
+ print " lang_mask, kind, loc, handlers, dc);"
+ } else {
+ print "#error " thisenable_opt " does not have a Var() flag"
+ }
+ }
+ print " break;\n"
+ }
+ print " default: "
+ print " break; "
+ print " } "
+ print " return true; "
+ print "} "
+}
+
}
projects / platform / upstream / gcc48.git / blobdiff