IA MCU psABI support: changes to libraries

[gcc.git] / gcc / opt-functions.awk

diff --git a/gcc/opt-functions.awk b/gcc/opt-functions.awk
index 19bdf3afb06873cced64cae7b1089e1cc6741ae9..60b5a246f8acf89a4466e87006ee4a8dfcbbe6cc 100644 (file)
--- a/gcc/opt-functions.awk
+++ b/gcc/opt-functions.awk
@@ -1,5 +1,4 @@
-#  Copyright (C) 2003, 2004, 2007, 2008, 2009, 2010, 2011
-#  Free Software Foundation, Inc.
+#  Copyright (C) 2003-2015 Free Software Foundation, Inc.
 #  Contributed by Kelley Cook, June 2004.
 #  Original code from Neil Booth, May 2003.
 #
@@ -30,7 +29,9 @@ BEGIN {
 # Return nonzero if FLAGS contains a flag matching REGEX.
 function flag_set_p(regex, flags)
 {
-       return (" " flags " ") ~ (" " regex " ")
+    # Ignore the arguments of flags with arguments.
+    gsub ("\\([^)]+\\)", "", flags);
+    return (" " flags " ") ~ (" " regex " ")
 }
 
 # Return STRING if FLAGS contains a flag matching regexp REGEX,
@@ -96,11 +97,13 @@ function switch_flags (flags)
        result = result \
          test_flag("Common", flags, " | CL_COMMON") \
          test_flag("Target", flags, " | CL_TARGET") \
+         test_flag("PchIgnore", flags, " | CL_PCH_IGNORE") \
          test_flag("Driver", flags, " | CL_DRIVER") \
          test_flag("Joined", flags, " | CL_JOINED") \
          test_flag("JoinedOrMissing", flags, " | CL_JOINED") \
          test_flag("Separate", flags, " | CL_SEPARATE") \
          test_flag("Undocumented", flags,  " | CL_UNDOCUMENTED") \
+         test_flag("NoDWARFRecord", flags,  " | CL_NO_DWARF_RECORD") \
          test_flag("Warning", flags,  " | CL_WARNING") \
          test_flag("Optimization", flags,  " | CL_OPTIMIZATION")
        sub( "^0 \\| ", "", result )
@@ -110,6 +113,11 @@ function switch_flags (flags)
 # Return bit-field initializers for option flags FLAGS.
 function switch_bit_fields (flags)
 {
+       vn = var_name(flags);
+       if (host_wide_int[vn] == "yes")
+               hwi = "Host_Wide_Int"
+       else
+               hwi = ""
        result = ""
        sep_args = opt_args("Args", flags)
        if (sep_args == "")
@@ -126,6 +134,8 @@ function switch_bit_fields (flags)
          flag_init("RejectNegative", flags) \
          flag_init("JoinedOrMissing", flags) \
          flag_init("UInteger", flags) \
+         flag_init("Host_Wide_Int", hwi) \
+         flag_init("ToLower", flags) \
          flag_init("Report", flags)
 
        sub(", $", "", result)
@@ -139,6 +149,17 @@ function var_name(flags)
        return nth_arg(0, opt_args("Var", flags))
 }
 
+# Return the name of the variable if FLAGS has a HOST_WIDE_INT variable. 
+# Return the empty string otherwise.
+function host_wide_int_var_name(flags)
+{
+       split (flags, array, "[ \t]+")
+       if (array[1] == "HOST_WIDE_INT")
+               return array[2]
+       else
+               return ""
+}
+
 # Return true if the option described by FLAGS has a globally-visible state.
 function global_state_p(flags)
 {
@@ -191,9 +212,17 @@ function var_type_struct(flags)
 {
        if (flag_set_p("UInteger", flags))
                return "int "
+       else if (flag_set_p("Enum.*", flags)) {
+               en = opt_args("Enum", flags);
+               return enum_type[en] " "
+       }
        else if (!flag_set_p("Joined.*", flags) && !flag_set_p("Separate", flags)) {
-               if (flag_set_p(".*Mask.*", flags))
-                       return "int "
+               if (flag_set_p(".*Mask.*", flags)) {
+                       if (host_wide_int[var_name(flags)] == "yes")
+                               return "HOST_WIDE_INT "
+                       else
+                               return "int "
+               }
                else
                        return "signed char "
        }
@@ -261,3 +290,62 @@ function opt_enum(name)
 {
        return "OPT_" opt_sanitized_name(name)
 }
+
+# Given the language called NAME return a sanitized version of its name.
+function lang_sanitized_name(name)
+{
+    gsub( "[^" alnum "_]", "X", name )
+    return name
+}
+
+# Search for a valid var_name among all OPTS equal to option NAME.
+# If not found, return "".
+function search_var_name(name, opt_numbers, opts, flags, n_opts)
+{
+    opt_var_name = var_name(flags[opt_numbers[name]]);
+    if (opt_var_name != "") {
+        return opt_var_name;
+    }
+    for (k = 0; k < n_opts; k++) {
+        if (opts[k] == name && var_name(flags[k]) != "") {
+            return var_name(flags[k]);
+        }
+    }
+    return ""
+}
+
+# Handle LangEnabledBy(ENABLED_BY_LANGS, ENABLEDBY_NAME, ENABLEDBY_POSARG,
+# ENABLEDBY_NEGARG). This function does not return anything.
+function lang_enabled_by(enabledby_langs, enabledby_name, enabledby_posarg, enabledby_negarg)
+{
+    n_enabledby_arg_langs = split(enabledby_langs, enabledby_arg_langs, " ");
+    if (enabledby_posarg != "" && enabledby_negarg != "") {
+        with_args = "," enabledby_posarg "," enabledby_negarg
+    } else if (enabledby_posarg == "" && enabledby_negarg == "") {
+        with_args = ""
+    } else {
+        print "#error LangEnabledBy("enabledby_langs","enabledby_name", " \
+            enabledby_posarg", " enabledby_negargs                  \
+            ") with three arguments, it should have either 2 or 4"
+    }
+
+    n_enabledby_array = split(enabledby_name, enabledby_array, " \\|\\| ");
+    for (k = 1; k <= n_enabledby_array; k++) {
+        enabledby_index = opt_numbers[enabledby_array[k]];
+        if (enabledby_index == "") {
+             print "#error LangEnabledBy("enabledby_langs","enabledby_name", " \
+                 enabledby_posarg", " enabledby_negargs") has invalid ENABLEDBY_NAME"
+        } else {
+            for (j = 1; j <= n_enabledby_arg_langs; j++) {
+                 lang_name = lang_sanitized_name(enabledby_arg_langs[j]);
+                 lang_index = lang_numbers[enabledby_arg_langs[j]];
+                 if (enables[lang_name,enabledby_array[k]] == "") {
+                     enabledby[lang_name,n_enabledby_lang[lang_index]] = enabledby_array[k];
+                     n_enabledby_lang[lang_index]++;
+                 }
+                 enables[lang_name,enabledby_array[k]] \
+                     = enables[lang_name,enabledby_array[k]] opts[i] with_args ";";
+            }
+        }
+    }
+}