H.J. Lu a1ccc0654b x86: Use RTM intrinsics in pthread mutex lock elision
Since RTM intrinsics are supported in GCC 4.9, we can use them in
pthread mutex lock elision.

	* sysdeps/unix/sysv/linux/x86/Makefile (CFLAGS-elision-lock.c):
	Add -mrtm.
	(CFLAGS-elision-unlock.c): Likewise.
	(CFLAGS-elision-timed.c): Likewise.
	(CFLAGS-elision-trylock.c): Likewise.
	* sysdeps/unix/sysv/linux/x86/hle.h: Rewritten.
2018-10-02 07:51:57 -07:00
..
2018-09-25 16:49:25 +00:00