Add Go frontend, libgo library, and Go testsuite.

gcc/:
	* gcc.c (default_compilers): Add entry for ".go".
	* common.opt: Add -static-libgo as a driver option.
	* doc/install.texi (Configuration): Mention libgo as an option for
	--enable-shared.  Mention go as an option for --enable-languages.
	* doc/invoke.texi (Overall Options): Mention .go as a file name
	suffix.  Mention go as a -x option.
	* doc/frontends.texi (G++ and GCC): Mention Go as a supported
	language.
	* doc/sourcebuild.texi (Top Level): Mention libgo.
	* doc/standards.texi (Standards): Add section on Go language.
	Move references for other languages into their own section.
	* doc/contrib.texi (Contributors): Mention that I contributed the
	Go frontend.
gcc/testsuite/:
	* lib/go.exp: New file.
	* lib/go-dg.exp: New file.
	* lib/go-torture.exp: New file.
	* lib/target-supports.exp (check_compile): Match // Go.

From-SVN: r167407

1 files changed, 66 insertions, 0 deletions

diff --git a/gcc/go/go-c.h b/gcc/go/go-c.h
new file mode 100644
index 0000000..2075494
--- /dev/null
+++ b/gcc/go/go-c.h
@@ -0,0 +1,66 @@
+/* go-c.h -- Header file for go frontend gcc C interface.
+   Copyright (C) 2009, 2010 Free Software Foundation, Inc.
+
+This file is part of GCC.
+
+GCC 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.
+
+GCC 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 GCC; see the file COPYING3.  If not see
+<http://www.gnu.org/licenses/>.  */
+
+#ifndef GO_GO_C_H
+#define GO_GO_C_H
+
+#ifdef ENABLE_BUILD_WITH_CXX
+#define GO_EXTERN_C
+#else
+#define GO_EXTERN_C extern "C"
+#endif
+
+#if defined(__cplusplus) && !defined(ENABLE_BUILD_WITH_CXX)
+extern "C"
+{
+#endif
+
+#include "machmode.h"
+
+/* Functions defined in the Go frontend proper called by the GCC
+   interface.  */
+
+extern int go_enable_dump (const char*);
+extern void go_set_prefix (const char*);
+
+extern void go_add_search_path (const char*);
+
+extern void go_create_gogo (int int_type_size, int float_type_size,
+			    int pointer_size);
+
+extern void go_parse_input_files (const char**, unsigned int,
+				  bool only_check_syntax,
+				  bool require_return_statement);
+extern void go_write_globals (void);
+
+extern tree go_type_for_size (unsigned int bits, int unsignedp);
+extern tree go_type_for_mode (enum machine_mode, int unsignedp);
+
+/* Functions defined in the GCC interface called by the Go frontend
+   proper.  */
+
+extern void go_preserve_from_gc (tree);
+
+extern const char *go_localize_identifier (const char*);
+
+#if defined(__cplusplus) && !defined(ENABLE_BUILD_WITH_CXX)
+} /* End extern "C".  */
+#endif
+
+#endif /* !defined(GO_GO_C_H) */