* config/i386/i386.c (expand_vec_perm_pshufb2): Commit

[pf3gnuchains/gcc-fork.git] / gcc / opt-functions.awk

diff --git a/gcc/opt-functions.awk b/gcc/opt-functions.awk
index 9aff0e0..1f582fb 100644 (file)
--- a/gcc/opt-functions.awk
+++ b/gcc/opt-functions.awk
@@ -1,4 +1,4 @@
-#  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.
@@ -42,6 +42,16 @@ function test_flag(regex, flags, string)
        return ""
 }
 
+# Return a field initializer, with trailing comma, for a field that is
+# 1 if FLAGS contains a flag matching REGEX and 0 otherwise.
+function flag_init(regex, flags)
+{
+       if (flag_set_p(regex, flags))
+               return "1 /* " regex " */, "
+       else
+               return "0, "
+}
+
 # If FLAGS contains a "NAME(...argument...)" flag, return the value
 # of the argument.  Return the empty string otherwise.
 function opt_args(name, flags)
@@ -87,26 +97,45 @@ function switch_flags (flags)
          test_flag("Common", flags, " | CL_COMMON") \
          test_flag("Target", flags, " | CL_TARGET") \
          test_flag("Driver", flags, " | CL_DRIVER") \
-         test_flag("RejectDriver", flags, " | CL_REJECT_DRIVER") \
-         test_flag("NoDriverArg", flags, " | CL_NO_DRIVER_ARG") \
-         test_flag("SeparateAlias", flags, " | CL_SEPARATE_ALIAS") \
-         test_flag("Save", flags, " | CL_SAVE") \
          test_flag("Joined", flags, " | CL_JOINED") \
-         test_flag("JoinedOrMissing", flags, " | CL_JOINED | CL_MISSING_OK") \
+         test_flag("JoinedOrMissing", flags, " | CL_JOINED") \
          test_flag("Separate", flags, " | CL_SEPARATE") \
-         test_flag("RejectNegative", flags, " | CL_REJECT_NEGATIVE") \
-         test_flag("UInteger", flags, " | CL_UINTEGER") \
          test_flag("Undocumented", flags,  " | CL_UNDOCUMENTED") \
          test_flag("Warning", flags,  " | CL_WARNING") \
-         test_flag("Optimization", flags,  " | CL_OPTIMIZATION") \
-         test_flag("Report", flags, " | CL_REPORT")
+         test_flag("Optimization", flags,  " | CL_OPTIMIZATION")
+       sub( "^0 \\| ", "", result )
+       return result
+}
+
+# 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 != "") {
+       if (sep_args == "")
+               sep_args = 0
+       else
                sep_args--
-               result = result " | (" sep_args \
-                   " << CL_SEPARATE_NARGS_SHIFT)"
-       }
-       sub( "^0 \\| ", "", result )
+       result = result sep_args ", "
+
+       result = result \
+         flag_init("SeparateAlias", flags) \
+         flag_init("NegativeAlias", flags) \
+         flag_init("NoDriverArg", flags) \
+         flag_init("RejectDriver", 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)
        return result
 }
 
@@ -117,6 +146,17 @@ 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)
 {
@@ -169,9 +209,17 @@ 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 "
        }