From 82bcbebce43f0227f506d75a5b764b6847041bae Mon Sep 17 00:00:00 2001
From: Ben Cheng <bccheng@google.com>
Date: Mon, 1 Oct 2012 10:30:31 -0700
Subject: Initial check-in of gcc 4.7.2.

Change-Id: I4a2f5a921c21741a0e18bda986d77e5f1bef0365
---
 gcc-4.7/libitm/query.cc | 70 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 70 insertions(+)
 create mode 100644 gcc-4.7/libitm/query.cc

(limited to 'gcc-4.7/libitm/query.cc')

diff --git a/gcc-4.7/libitm/query.cc b/gcc-4.7/libitm/query.cc
new file mode 100644
index 000000000..ce72f7020
--- /dev/null
+++ b/gcc-4.7/libitm/query.cc
@@ -0,0 +1,70 @@
+/* Copyright (C) 2008, 2009, 2011 Free Software Foundation, Inc.
+   Contributed by Richard Henderson <rth@redhat.com>.
+
+   This file is part of the GNU Transactional Memory Library (libitm).
+
+   Libitm 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 of the License, or
+   (at your option) any later version.
+
+   Libitm 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.
+
+   Under Section 7 of GPL version 3, you are granted additional
+   permissions described in the GCC Runtime Library Exception, version
+   3.1, as published by the Free Software Foundation.
+
+   You should have received a copy of the GNU General Public License and
+   a copy of the GCC Runtime Library Exception along with this program;
+   see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
+   <http://www.gnu.org/licenses/>.  */
+
+#include "libitm_i.h"
+
+using namespace GTM;
+
+int ITM_REGPARM
+_ITM_versionCompatible (int version)
+{
+  return version == _ITM_VERSION_NO;
+}
+
+
+const char * ITM_REGPARM
+_ITM_libraryVersion (void)
+{
+  return "GNU libitm " _ITM_VERSION;
+}
+
+
+_ITM_howExecuting ITM_REGPARM
+_ITM_inTransaction (void)
+{
+  struct gtm_thread *tx = gtm_thr();
+  if (tx && (tx->nesting > 0))
+    {
+      if (tx->state & gtm_thread::STATE_IRREVOCABLE)
+	return inIrrevocableTransaction;
+      else
+	return inRetryableTransaction;
+    }
+  return outsideTransaction;
+}
+
+
+_ITM_transactionId_t ITM_REGPARM
+_ITM_getTransactionId (void)
+{
+  struct gtm_thread *tx = gtm_thr();
+  return (tx && (tx->nesting > 0)) ? tx->id : _ITM_noTransactionId;
+}
+
+
+void ITM_REGPARM ITM_NORETURN
+_ITM_error (const _ITM_srcLocation * loc UNUSED, int errorCode UNUSED)
+{
+  abort ();
+}
-- 
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