gcc/

2012-07-03  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/xmmintrin.h (_mm_sfence): Use __builtin_ia32_pause.

libgomp/

2012-07-03  Uros Bizjak  <ubizjak@gmail.com>

	* config/linux/x86/futex.h (cpu_relax): Use __builtin_ia32_pause.
	* testsuite/libgomp.c/sort-1.c (busy_wait): Ditto.

libitm/

2012-07-03  Uros Bizjak  <ubizjak@gmail.com>

	* config/x86/target.h (cpu_relax): Use __builtin_ia32_pause.

From-SVN: r189194