* opt-read.awk: New. Split out of optc-gen.awk and opth-gen.awk.

	* optc-gen.awk: Move common code to opt-read.awk.
	* opth-gen.awk: Likewise.
	* Makefile.in (options.c, s-options-h): Update to use
	opt-read.awk.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@173995 138bc75d-0d04-0410-961f-82ee72b054a4

5 files changed, 143 insertions, 193 deletions

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index f9c65da2546..fcb71b7854f 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,11 @@
+2011-05-21  Joseph Myers  <joseph@codesourcery.com>
+
+	* opt-read.awk: New.  Split out of optc-gen.awk and opth-gen.awk.
+	* optc-gen.awk: Move common code to opt-read.awk.
+	* opth-gen.awk: Likewise.
+	* Makefile.in (options.c, s-options-h): Update to use
+	opt-read.awk.
+
 2011-05-20  Nathan Froyd  <froydnj@codesourcery.com>
 
 	* godump.c (go_format_type): Don't use TYPE_ARG_TYPES.
diff --git a/gcc/Makefile.in b/gcc/Makefile.in
index 57b9607be94..a9d20c5a21a 100644
--- a/gcc/Makefile.in
+++ b/gcc/Makefile.in
@@ -2263,13 +2263,17 @@ s-options: $(ALL_OPT_FILES) Makefile $(srcdir)/opt-gather.awk
 	$(SHELL) $(srcdir)/../move-if-change tmp-optionlist optionlist
 	$(STAMP) s-options
 
-options.c: optionlist $(srcdir)/opt-functions.awk $(srcdir)/optc-gen.awk
-	$(AWK) -f $(srcdir)/opt-functions.awk -f $(srcdir)/optc-gen.awk \
+options.c: optionlist $(srcdir)/opt-functions.awk $(srcdir)/opt-read.awk \
+    $(srcdir)/optc-gen.awk
+	$(AWK) -f $(srcdir)/opt-functions.awk -f $(srcdir)/opt-read.awk \
+	       -f $(srcdir)/optc-gen.awk \
 	       -v header_name="config.h system.h coretypes.h tm.h" < $< > $@
 
 options.h: s-options-h ; @true
-s-options-h: optionlist $(srcdir)/opt-functions.awk $(srcdir)/opth-gen.awk
-	$(AWK) -f $(srcdir)/opt-functions.awk -f $(srcdir)/opth-gen.awk \
+s-options-h: optionlist $(srcdir)/opt-functions.awk $(srcdir)/opt-read.awk \
+    $(srcdir)/opth-gen.awk
+	$(AWK) -f $(srcdir)/opt-functions.awk -f $(srcdir)/opt-read.awk \
+	       -f $(srcdir)/opth-gen.awk \
 	       < $< > tmp-options.h
 	$(SHELL) $(srcdir)/../move-if-change tmp-options.h options.h
 	$(STAMP) $@
diff --git a/gcc/opt-read.awk b/gcc/opt-read.awk
new file mode 100644
index 00000000000..c488ed5cde5
--- /dev/null
+++ b/gcc/opt-read.awk
@@ -0,0 +1,119 @@
+#  Copyright (C) 2003,2004,2005,2006,2007,2008, 2010, 2011
+#  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 3, or (at your option) any
+# later version.
+# 
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+# 
+# You should have received a copy of the GNU General Public License
+# along with this program; see the file COPYING3.  If not see
+# <http://www.gnu.org/licenses/>.
+
+# Read in the option records generated from opt-gather.awk.
+
+BEGIN {
+	n_opts = 0
+	n_langs = 0
+	n_target_save = 0
+	n_extra_vars = 0
+	n_extra_target_vars = 0
+	n_extra_masks = 0
+	n_extra_c_includes = 0
+	n_extra_h_includes = 0
+	n_enums = 0
+	have_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 if ($1 == "Variable") {
+			extra_vars[n_extra_vars] = $2
+			n_extra_vars++
+		}
+		else if ($1 == "TargetVariable") {
+			# Combination of TargetSave and Variable
+			extra_vars[n_extra_vars] = $2
+			n_extra_vars++
+
+			var = $2
+			sub(" *=.*", "", var)
+			orig_var = var
+			name = var
+			type = var
+			sub("^.*[ *]", "", name)
+			sub(" *" name "$", "", type)
+			target_save_decl[n_target_save] = type " x_" name
+			n_target_save++
+
+			extra_target_vars[n_extra_target_vars] = name
+			n_extra_target_vars++
+		}
+		else if ($1 == "HeaderInclude") {
+			extra_h_includes[n_extra_h_includes++] = $2;
+		}
+		else if ($1 == "SourceInclude")  {
+			extra_c_includes[n_extra_c_includes++] = $2;
+		}
+		else if ($1 == "Enum") {
+			props = $2
+			name = opt_args("Name", props)
+			type = opt_args("Type", props)
+			unknown_error = opt_args("UnknownError", props)
+			enum_names[n_enums] = name
+			enum_type[name] = type
+			enum_index[name] = n_enums
+			enum_unknown_error[name] = unknown_error
+			enum_help[name] = $3
+			n_enums++
+		}
+		else if ($1 == "EnumValue")  {
+			props = $2
+			enum_name = opt_args("Enum", props)
+			string = opt_args("String", props)
+			value = opt_args("Value", props)
+			val_flags = "0"
+			val_flags = val_flags \
+			  test_flag("Canonical", props, "| CL_ENUM_CANONICAL") \
+			  test_flag("DriverOnly", props, "| CL_ENUM_DRIVER_ONLY")
+			enum_data[enum_name] = enum_data[enum_name] \
+			  "  { " quote string quote ", " value ", " val_flags \
+			  " },\n"
+		}
+		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++;
+			}
+			else {
+				extra_masks[n_extra_masks++] = name
+			}
+		}
+	}
+
diff --git a/gcc/optc-gen.awk b/gcc/optc-gen.awk
index 9408ced9c44..2c4df708801 100644
--- a/gcc/optc-gen.awk
+++ b/gcc/optc-gen.awk
@@ -21,104 +21,13 @@
 # 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
-	n_extra_vars = 0
-	n_extra_target_vars = 0
-	n_extra_c_includes = 0
-	n_extra_h_includes = 0
-	n_enums = 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 if ($1 == "Variable") {
-			extra_vars[n_extra_vars] = $2
-			n_extra_vars++
-		}
-		else if ($1 == "TargetVariable") {
-			# Combination of TargetSave and Variable
-			extra_vars[n_extra_vars] = $2
-			n_extra_vars++
-
-			var = $2
-			sub(" *=.*", "", var)
-			orig_var = var
-			name = var
-			type = var
-			sub("^.*[ *]", "", name)
-			sub(" *" name "$", "", type)
-			target_save_decl[n_target_save] = type " x_" name
-			n_target_save++
-
-			extra_target_vars[n_extra_target_vars] = name
-			n_extra_target_vars++;
-		}
-		else if ($1 == "HeaderInclude") {
-			extra_h_includes[n_extra_h_includes++] = $2;
-		}
-		else if ($1 == "SourceInclude")  {
-			extra_c_includes[n_extra_c_includes++] = $2;
-		}
-		else if ($1 == "Enum") {
-			props = $2
-			name = opt_args("Name", props)
-			type = opt_args("Type", props)
-			unknown_error = opt_args("UnknownError", props)
-			enum_names[n_enums] = name
-			enum_type[name] = type
-			enum_index[name] = n_enums
-			enum_unknown_error[name] = unknown_error
-			enum_help[name] = $3
-			n_enums++
-		}
-		else if ($1 == "EnumValue")  {
-			props = $2
-			enum_name = opt_args("Enum", props)
-			string = opt_args("String", props)
-			value = opt_args("Value", props)
-			val_flags = "0"
-			val_flags = val_flags \
-			  test_flag("Canonical", props, "| CL_ENUM_CANONICAL") \
-			  test_flag("DriverOnly", props, "| CL_ENUM_DRIVER_ONLY")
-			enum_data[enum_name] = enum_data[enum_name] \
-			  "  { " quote string quote ", " value ", " val_flags \
-			  " },\n"
-		}
-		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.  */"
diff --git a/gcc/opth-gen.awk b/gcc/opth-gen.awk
index 01c2e46331b..7877d033b69 100644
--- a/gcc/opth-gen.awk
+++ b/gcc/opth-gen.awk
@@ -21,100 +21,10 @@
 # opt-gather.awk, combines the flags of duplicate options and generates a
 # C header file.
 #
-# This program uses functions from opt-functions.awk
-# Usage: awk -f opt-functions.awk -f opth-gen.awk < inputfile > options.h
-
-BEGIN {
-	n_opts = 0
-	n_langs = 0
-	n_target_save = 0
-	n_extra_vars = 0
-	n_extra_target_vars = 0
-	n_extra_masks = 0
-	n_extra_c_includes = 0
-	n_extra_h_includes = 0
-	have_save = 0;
-	quote = "\042"
-	FS=SUBSEP
-}
-
-# 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 if ($1 == "Variable") {
-			extra_vars[n_extra_vars] = $2
-			n_extra_vars++
-		}
-		else if ($1 == "TargetVariable") {
-			# Combination of TargetSave and Variable
-			extra_vars[n_extra_vars] = $2
-			n_extra_vars++
-
-			var = $2
-			sub(" *=.*", "", var)
-			orig_var = var
-			name = var
-			type = var
-			sub("^.*[ *]", "", name)
-			sub(" *" name "$", "", type)
-			target_save_decl[n_target_save] = type " x_" name
-			n_target_save++
-
-			extra_target_vars[n_extra_target_vars] = name
-			n_extra_target_vars++
-		}
-		else if ($1 == "HeaderInclude") {
-			extra_h_includes[n_extra_h_includes++] = $2;
-		}
-		else if ($1 == "SourceInclude")  {
-			extra_c_includes[n_extra_c_includes++] = $2;
-		}
-		else if ($1 == "Enum")  {
-			props = $2
-			name = opt_args("Name", props)
-			type = opt_args("Type", props)
-			unknown_error = opt_args("UnknownError", props)
-			enum_names[n_enums] = name
-			enum_type[name] = type
-			enum_index[name] = n_enums
-			enum_unknown_error[name] = unknown_error
-			enum_help[name] = $3
-			n_enums++
-		}
-		else if ($1 == "EnumValue")  {
-			props = $2
-			enum_name = opt_args("Enum", props)
-			string = opt_args("String", props)
-			value = opt_args("Value", props)
-			val_flags = "0"
-			val_flags = val_flags \
-			  test_flag("Canonical", props, "| CL_ENUM_CANONICAL") \
-			  test_flag("DriverOnly", props, "| CL_ENUM_DRIVER_ONLY")
-			enum_data[enum_name] = enum_data[enum_name] \
-			  "  { " quote string quote ", " value ", " val_flags \
-			  " },\n"
-		}
-		else {
-			name = opt_args("Mask", $1)
-			if (name == "") {
-				opts[n_opts]  = $1
-				flags[n_opts] = $2
-				help[n_opts]  = $3
-				n_opts++;
-			}
-			else {
-				extra_masks[n_extra_masks++] = name
-			}
-		}
-	}
+# This program uses functions from opt-functions.awk and code from
+# opt-read.awk.
+# Usage: awk -f opt-functions.awk -f opt-read.awk -f opth-gen.awk \
+#            < inputfile > options.h
 
 # Dump out an enumeration into a .h file.
 # Combine the flags of duplicate options.