opt-read.awk: New.

	* 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.

From-SVN: r173995

1 files changed, 4 insertions, 95 deletions

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.  */"