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diff -Nur gcc-5.3.0.orig/gcc/config/tilegx/linux.h gcc-5.3.0/gcc/config/tilegx/linux.h
--- gcc-5.3.0.orig/gcc/config/tilegx/linux.h 2015-01-05 13:33:28.000000000 +0100
+++ gcc-5.3.0/gcc/config/tilegx/linux.h 2016-01-25 12:53:51.975221940 +0100
@@ -55,8 +55,6 @@
/* For __clear_cache in libgcc2.c. */
#ifdef IN_LIBGCC2
-#include <arch/icache.h>
-
/* Use the minimum page size of 4K. Alternatively we can call
getpagesize() but it introduces a libc dependence. */
#undef CLEAR_INSN_CACHE
diff -Nur gcc-5.3.0.orig/gcc/config/tilepro/linux.h gcc-5.3.0/gcc/config/tilepro/linux.h
--- gcc-5.3.0.orig/gcc/config/tilepro/linux.h 2015-01-05 13:33:28.000000000 +0100
+++ gcc-5.3.0/gcc/config/tilepro/linux.h 2016-01-25 12:56:33.687363200 +0100
@@ -47,8 +47,6 @@
/* For __clear_cache in libgcc2.c. */
#ifdef IN_LIBGCC2
-#include <arch/icache.h>
-
/* Use the minimum page size of 4K. Alternatively we can call getpagesize()
but it introduces a libc dependence. */
#undef CLEAR_INSN_CACHE
diff -Nur gcc-5.3.0.orig/libgcc/config/tilepro/atomic.h gcc-5.3.0/libgcc/config/tilepro/atomic.h
--- gcc-5.3.0.orig/libgcc/config/tilepro/atomic.h 2015-01-05 13:33:28.000000000 +0100
+++ gcc-5.3.0/libgcc/config/tilepro/atomic.h 2016-01-25 13:16:09.116389975 +0100
@@ -46,6 +46,11 @@
The "exchange" and "compare and exchange" macros may also take
pointer values. We use the pseudo-type "VAL" in the documentation
to indicate the use of an appropriate type. */
+
+#ifndef SPR_CMPEXCH_VALUE
+#define SPR_CMPEXCH_VALUE 0x2780
+#endif
+
#else
/* Atomic instruction macros
@@ -90,14 +95,12 @@
syscall, as is the 64-bit compare-and-exchange. The other 64-bit
routines are implemented by looping over the 64-bit
compare-and-exchange routine, so may be potentially less efficient. */
-#endif
-#ifdef __tilegx__
-#include <arch/spr_def.h>
-#else
-#include <asm/unistd.h>
-#endif
+#define __NR_FAST_cmpxchg -1
+#define __NR_FAST_atomic_update -2
+#define __NR_FAST_cmpxchg64 -3
+#endif
/* 32-bit integer compare-and-exchange. */
static __inline __attribute__ ((always_inline))
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