-# Copyright (C) 2003, 2004, 2007, 2008, 2009, 2010
+# Copyright (C) 2003, 2004, 2007, 2008, 2009, 2010, 2011
# Free Software Foundation, Inc.
# Contributed by Kelley Cook, June 2004.
# Original code from Neil Booth, May 2003.
# opt-gather.awk, combines the flags of duplicate options and generates a
# C file.
#
-# This program uses functions from opt-functions.awk
+
+# This program uses functions from opt-functions.awk and code from
+# opt-read.awk.
#
-# Usage: awk -f opt-functions.awk -f optc-gen.awk \
+# Usage: awk -f opt-functions.awk -f opt-read.awk -f optc-gen.awk \
# [-v header_name=header.h] < inputfile > options.c
-BEGIN {
- n_opts = 0
- n_langs = 0
- n_target_save = 0
- quote = "\042"
- comma = ","
- FS=SUBSEP
- # Default the name of header created from opth-gen.awk to options.h
- if (header_name == "") header_name="options.h"
-}
-
-# Collect the text and flags of each option into an array
- {
- if ($1 == "Language") {
- langs[n_langs] = $2
- n_langs++;
- }
- else if ($1 == "TargetSave") {
- # Make sure the declarations are put in source order
- target_save_decl[n_target_save] = $2
- n_target_save++
- }
- else {
- name = opt_args("Mask", $1)
- if (name == "") {
- opts[n_opts] = $1
- flags[n_opts] = $2
- help[n_opts] = $3
- for (i = 4; i <= NF; i++)
- help[n_opts] = help[n_opts] " " $i
- n_opts++;
- }
- }
- }
-
# Dump that array of options into a C file.
END {
print "/* This file is auto-generated by optc-gen.awk. */"
print "#include " quote headers[i] quote
print "#include " quote "opts.h" quote
print "#include " quote "intl.h" quote
+print "#include " quote "insn-attr-common.h" quote
print ""
-print "#ifdef GCC_DRIVER"
-print "int target_flags;"
-print "int target_flags_explicit;"
-print "#else"
-print "#include " quote "flags.h" quote
-print "#include " quote "target.h" quote
-print "#endif /* GCC_DRIVER */"
+
+if (n_extra_c_includes > 0) {
+ for (i = 0; i < n_extra_c_includes; i++) {
+ print "#include " quote extra_c_includes[i] quote
+ }
+ print ""
+}
+
+for (i = 0; i < n_enums; i++) {
+ name = enum_names[i]
+ type = enum_type[name]
+ print "static const struct cl_enum_arg cl_enum_" name \
+ "_data[] = "
+ print "{"
+ print enum_data[name] " { NULL, 0, 0 }"
+ print "};"
+ print ""
+ print "static void"
+ print "cl_enum_" name "_set (void *var, int value)"
+ print "{"
+ print " *((" type " *) var) = (" type ") value;"
+ print "}"
+ print ""
+ print "static int"
+ print "cl_enum_" name "_get (const void *var)"
+ print "{"
+ print " return (int) *((const " type " *) var);"
+ print "}"
+ print ""
+}
+
+print "const struct cl_enum cl_enums[] ="
+print "{"
+for (i = 0; i < n_enums; i++) {
+ name = enum_names[i]
+ ehelp = enum_help[name]
+ if (ehelp == "")
+ ehelp = "NULL"
+ else
+ ehelp = quote ehelp quote
+ unknown_error = enum_unknown_error[name]
+ if (unknown_error == "")
+ unknown_error = "NULL"
+ else
+ unknown_error = quote unknown_error quote
+ print " {"
+ print " " ehelp ","
+ print " " unknown_error ","
+ print " cl_enum_" name "_data,"
+ print " sizeof (" enum_type[name] "),"
+ print " cl_enum_" name "_set,"
+ print " cl_enum_" name "_get"
+ print " },"
+}
+print "};"
+print "const unsigned int cl_enums_count = " n_enums ";"
print ""
-have_save = 0;
+print "const struct gcc_options global_options_init =\n{"
+for (i = 0; i < n_extra_vars; i++) {
+ var = extra_vars[i]
+ init = extra_vars[i]
+ if (var ~ "=" ) {
+ sub(".*= *", "", init)
+ } else {
+ init = "0"
+ }
+ sub(" *=.*", "", var)
+ name = var
+ sub("^.*[ *]", "", name)
+ sub("\\[.*\\]$", "", name)
+ var_seen[name] = 1
+ print " " init ", /* " name " */"
+}
for (i = 0; i < n_opts; i++) {
- if (flag_set_p("Save", flags[i]))
- have_save = 1;
-
name = var_name(flags[i]);
if (name == "")
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
+ init = opt_args("Init", flags[i])
+ if (init != "") {
+ if (name in var_init && var_init[name] != init)
+ print "#error multiple initializers for " name
+ var_init[name] = init
}
+}
+for (i = 0; i < n_opts; i++) {
+ name = var_name(flags[i]);
+ if (name == "")
+ continue;
- 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 ""
+ if (name in var_seen)
+ continue;
+
+ if (name in var_init)
+ init = var_init[name]
+ else
+ init = "0"
+
+ print " " init ", /* " name " */"
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 ";"
+ if (name != "") {
+ print " 0, /* " name " (private state) */"
+ print "#undef x_" name
+ }
+}
+for (i = 0; i < n_opts; i++) {
+ if (flag_set_p("SetByCombined", flags[i]))
+ print " false, /* frontend_set_" var_name(flags[i]) " */"
}
+print "};"
+print ""
+print "struct gcc_options global_options;"
+print "struct gcc_options global_options_set;"
print ""
print "const char * const lang_names[] =\n{"
for (i = 0; i < n_langs; i++) {
macros[i] = "CL_" langs[i]
- gsub( "[^A-Za-z0-9_]", "X", macros[i] )
+ gsub( "[^" alnum "_]", "X", macros[i] )
s = substr(" ", length (macros[i]))
print " " quote langs[i] quote ","
}
print " 0\n};\n"
print "const unsigned int cl_options_count = N_OPTS;\n"
+print "#if (1U << " n_langs ") > CL_MIN_OPTION_CLASS"
+print " #error the number of languages exceeds the implementation limit"
+print "#endif"
print "const unsigned int cl_lang_count = " n_langs ";\n"
print "const struct cl_option cl_options[] =\n{"
alias_posarg = nth_arg(1, alias_arg)
alias_negarg = nth_arg(2, alias_arg)
- if (var_ref(opts[i], flags[i]) != "0")
+ if (var_ref(opts[i], flags[i]) != "-1")
print "#error Alias setting variable"
if (alias_posarg != "" && alias_negarg == "") {
print "#error Alias with single argument " \
"allowing negative form"
}
+ if (alias_posarg != "" \
+ && flag_set_p("NegativeAlias", flags[i])) {
+ print "#error Alias with multiple arguments " \
+ "used with NegativeAlias"
+ }
alias_opt = opt_enum(alias_opt)
if (alias_posarg == "")
printf(" %d,\n", idx)
condition = opt_args("Condition", flags[i])
cl_flags = switch_flags(flags[i])
+ cl_bit_fields = switch_bit_fields(flags[i])
+ cl_zero_bit_fields = switch_bit_fields("")
if (condition != "")
printf("#if %s\n" \
" %s,\n" \
+ " 0, %s,\n" \
"#else\n" \
- " CL_DISABLED,\n" \
+ " 0,\n" \
+ " 1 /* Disabled. */, %s,\n" \
"#endif\n",
- condition, cl_flags, cl_flags)
+ condition, cl_flags, cl_bit_fields, cl_zero_bit_fields)
else
- printf(" %s,\n", cl_flags)
+ printf(" %s,\n" \
+ " 0, %s,\n",
+ cl_flags, cl_bit_fields)
printf(" %s, %s }%s\n", var_ref(opts[i], flags[i]),
var_set(flags[i]), comma)
}
print "};"
-print "";
-print "#if !defined(GCC_DRIVER) && !defined(IN_LIBGCC2) && !defined(IN_TARGET_LIBS)"
-print "";
-print "/* Save optimization variables into a structure. */"
-print "void";
-print "cl_optimization_save (struct cl_optimization *ptr)";
-print "{";
-
-n_opt_char = 2;
-n_opt_short = 0;
-n_opt_int = 0;
-n_opt_other = 0;
-var_opt_char[0] = "optimize";
-var_opt_char[1] = "optimize_size";
-var_opt_range["optimize"] = "0, 255";
-var_opt_range["optimize_size"] = "0, 255";
-
-# Sort by size to mimic how the structure is laid out to be friendlier to the
-# cache.
-
-for (i = 0; i < n_opts; i++) {
- if (flag_set_p("Optimization", flags[i])) {
- name = var_name(flags[i])
- if(name == "")
- continue;
-
- if(name in var_opt_seen)
- continue;
-
- var_opt_seen[name]++;
- otype = var_type_struct(flags[i]);
- if (otype ~ "^((un)?signed +)?int *$")
- var_opt_int[n_opt_int++] = name;
-
- else if (otype ~ "^((un)?signed +)?short *$")
- var_opt_short[n_opt_short++] = name;
-
- else if (otype ~ "^((un)?signed +)?char *$") {
- var_opt_char[n_opt_char++] = name;
- if (otype ~ "^unsigned +char *$")
- var_opt_range[name] = "0, 255"
- else if (otype ~ "^signed +char *$")
- var_opt_range[name] = "-128, 127"
- }
- else
- var_opt_other[n_opt_other++] = name;
- }
-}
-
-for (i = 0; i < n_opt_char; i++) {
- name = var_opt_char[i];
- if (var_opt_range[name] != "")
- print " gcc_assert (IN_RANGE (" name ", " var_opt_range[name] "));";
-}
-
-print "";
-for (i = 0; i < n_opt_other; i++) {
- print " ptr->" var_opt_other[i] " = " var_opt_other[i] ";";
-}
-
-for (i = 0; i < n_opt_int; i++) {
- print " ptr->" var_opt_int[i] " = " var_opt_int[i] ";";
-}
-
-for (i = 0; i < n_opt_short; i++) {
- print " ptr->" var_opt_short[i] " = " var_opt_short[i] ";";
-}
-
-for (i = 0; i < n_opt_char; i++) {
- print " ptr->" var_opt_char[i] " = " var_opt_char[i] ";";
-}
-
-print "}";
-
-print "";
-print "/* Restore optimization options from a structure. */";
-print "void";
-print "cl_optimization_restore (struct cl_optimization *ptr)";
-print "{";
-
-for (i = 0; i < n_opt_other; i++) {
- print " " var_opt_other[i] " = ptr->" var_opt_other[i] ";";
-}
-
-for (i = 0; i < n_opt_int; i++) {
- print " " var_opt_int[i] " = ptr->" var_opt_int[i] ";";
-}
-
-for (i = 0; i < n_opt_short; i++) {
- print " " var_opt_short[i] " = ptr->" var_opt_short[i] ";";
-}
-
-for (i = 0; i < n_opt_char; i++) {
- print " " var_opt_char[i] " = ptr->" var_opt_char[i] ";";
-}
-
-print " targetm.override_options_after_change ();";
-print "}";
-
-print "";
-print "/* Print optimization options from a structure. */";
-print "void";
-print "cl_optimization_print (FILE *file,";
-print " int indent_to,";
-print " struct cl_optimization *ptr)";
-print "{";
-
-print " fputs (\"\\n\", file);";
-for (i = 0; i < n_opt_other; i++) {
- print " if (ptr->" var_opt_other[i] ")";
- print " fprintf (file, \"%*s%s (%#lx)\\n\",";
- print " indent_to, \"\",";
- print " \"" var_opt_other[i] "\",";
- print " (unsigned long)ptr->" var_opt_other[i] ");";
- print "";
-}
-
-for (i = 0; i < n_opt_int; i++) {
- print " if (ptr->" var_opt_int[i] ")";
- print " fprintf (file, \"%*s%s (%#x)\\n\",";
- print " indent_to, \"\",";
- print " \"" var_opt_int[i] "\",";
- print " ptr->" var_opt_int[i] ");";
- print "";
-}
-
-for (i = 0; i < n_opt_short; i++) {
- print " if (ptr->" var_opt_short[i] ")";
- print " fprintf (file, \"%*s%s (%#x)\\n\",";
- print " indent_to, \"\",";
- print " \"" var_opt_short[i] "\",";
- print " ptr->" var_opt_short[i] ");";
- print "";
-}
-
-for (i = 0; i < n_opt_char; i++) {
- print " if (ptr->" var_opt_char[i] ")";
- print " fprintf (file, \"%*s%s (%#x)\\n\",";
- print " indent_to, \"\",";
- print " \"" var_opt_char[i] "\",";
- print " ptr->" var_opt_char[i] ");";
- print "";
-}
-
-print "}";
-
-print "";
-print "/* Save selected option variables into a structure. */"
-print "void";
-print "cl_target_option_save (struct cl_target_option *ptr)";
-print "{";
-
-n_target_char = 0;
-n_target_short = 0;
-n_target_int = 0;
-n_target_other = 0;
-
-if (have_save) {
- for (i = 0; i < n_opts; i++) {
- if (flag_set_p("Save", flags[i])) {
- name = var_name(flags[i])
- if(name == "")
- name = "target_flags";
-
- if(name in var_save_seen)
- continue;
-
- var_save_seen[name]++;
- otype = var_type_struct(flags[i])
- if (otype ~ "^((un)?signed +)?int *$")
- var_target_int[n_target_int++] = name;
-
- else if (otype ~ "^((un)?signed +)?short *$")
- var_target_short[n_target_short++] = name;
-
- else if (otype ~ "^((un)?signed +)?char *$") {
- var_target_char[n_target_char++] = name;
- if (otype ~ "^unsigned +char *$")
- var_target_range[name] = "0, 255"
- else if (otype ~ "^signed +char *$")
- var_target_range[name] = "-128, 127"
- }
- else
- var_target_other[n_target_other++] = name;
- }
- }
-} else {
- var_target_int[n_target_int++] = "target_flags";
-}
-
-have_assert = 0;
-for (i = 0; i < n_target_char; i++) {
- name = var_target_char[i];
- if (var_target_range[name] != "") {
- have_assert = 1;
- print " gcc_assert (IN_RANGE (" name ", " var_target_range[name] "));";
- }
-}
-
-if (have_assert)
- print "";
-
-print " if (targetm.target_option.save)";
-print " targetm.target_option.save (ptr);";
-print "";
-
-for (i = 0; i < n_target_other; i++) {
- print " ptr->" var_target_other[i] " = " var_target_other[i] ";";
-}
-
-for (i = 0; i < n_target_int; i++) {
- print " ptr->" var_target_int[i] " = " var_target_int[i] ";";
-}
-
-for (i = 0; i < n_target_short; i++) {
- print " ptr->" var_target_short[i] " = " var_target_short[i] ";";
-}
-
-for (i = 0; i < n_target_char; i++) {
- print " ptr->" var_target_char[i] " = " var_target_char[i] ";";
-}
-
-print "}";
-
-print "";
-print "/* Restore selected current options from a structure. */";
-print "void";
-print "cl_target_option_restore (struct cl_target_option *ptr)";
-print "{";
-
-for (i = 0; i < n_target_other; i++) {
- print " " var_target_other[i] " = ptr->" var_target_other[i] ";";
-}
-
-for (i = 0; i < n_target_int; i++) {
- print " " var_target_int[i] " = ptr->" var_target_int[i] ";";
-}
-
-for (i = 0; i < n_target_short; i++) {
- print " " var_target_short[i] " = ptr->" var_target_short[i] ";";
-}
-
-for (i = 0; i < n_target_char; i++) {
- print " " var_target_char[i] " = ptr->" var_target_char[i] ";";
-}
-
-# This must occur after the normal variables in case the code depends on those
-# variables.
-print "";
-print " if (targetm.target_option.restore)";
-print " targetm.target_option.restore (ptr);";
-
-print "}";
-
-print "";
-print "/* Print optimization options from a structure. */";
-print "void";
-print "cl_target_option_print (FILE *file,";
-print " int indent,";
-print " struct cl_target_option *ptr)";
-print "{";
-
-print " fputs (\"\\n\", file);";
-for (i = 0; i < n_target_other; i++) {
- print " if (ptr->" var_target_other[i] ")";
- print " fprintf (file, \"%*s%s (%#lx)\\n\",";
- print " indent, \"\",";
- print " \"" var_target_other[i] "\",";
- print " (unsigned long)ptr->" var_target_other[i] ");";
- print "";
-}
-
-for (i = 0; i < n_target_int; i++) {
- print " if (ptr->" var_target_int[i] ")";
- print " fprintf (file, \"%*s%s (%#x)\\n\",";
- print " indent, \"\",";
- print " \"" var_target_int[i] "\",";
- print " ptr->" var_target_int[i] ");";
- print "";
-}
-
-for (i = 0; i < n_target_short; i++) {
- print " if (ptr->" var_target_short[i] ")";
- print " fprintf (file, \"%*s%s (%#x)\\n\",";
- print " indent, \"\",";
- print " \"" var_target_short[i] "\",";
- print " ptr->" var_target_short[i] ");";
- print "";
-}
-
-for (i = 0; i < n_target_char; i++) {
- print " if (ptr->" var_target_char[i] ")";
- print " fprintf (file, \"%*s%s (%#x)\\n\",";
- print " indent, \"\",";
- print " \"" var_target_char[i] "\",";
- print " ptr->" var_target_char[i] ");";
- print "";
-}
-
-print "";
-print " if (targetm.target_option.print)";
-print " targetm.target_option.print (file, indent, ptr);";
-
-print "}";
-print "#endif";
-
}
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