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diff --git a/gcc-4.9/libitm/config/sh/target.h b/gcc-4.9/libitm/config/sh/target.h
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+/* Copyright (C) 2011-2014 Free Software Foundation, Inc.
+
+ 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/>. */
+
+namespace GTM HIDDEN {
+
+typedef struct gtm_jmpbuf
+{
+ unsigned long s[7]; /* r8-r14 */
+ void *cfa;
+ unsigned long pc;
+ unsigned long gbr;
+#ifdef __SH_FPU_ANY__
+ unsigned long fpscr;
+ unsigned long f[4]; /* fr12-fr15 */
+#endif
+} gtm_jmpbuf;
+
+/* SH generally uses a fixed page size of 4K. */
+#define PAGE_SIZE 4096
+#define FIXED_PAGE_SIZE 1
+
+/* ??? The size of one line in hardware caches (in bytes). */
+#define HW_CACHELINE_SIZE 32
+
+static inline void
+cpu_relax (void)
+{
+ __asm volatile ("" : : : "memory");
+}
+
+} // namespace GTM