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| author | Vineet Gupta <Vineet.Gupta1@synopsys.com> | 2016-11-07 16:31:38 -0800 |
|---|---|---|
| committer | Waldemar Brodkorb <wbx@uclibc-ng.org> | 2016-11-13 13:44:35 +0100 |
| commit | 0ef881ce9568e1c2e98351fdc067bebbc8c4696a (patch) | |
| tree | 40d30d60a00e117852f5cf39afdf470323f9fe1e /libc/sysdeps/linux/x86_64/brk.c | |
| parent | f6cfc2129c6902410619f6cba56022af2977b6a3 (diff) | |
NPTL/ARC: implement __arch_exchange_32_acq using native EX
ARC EX instruction maps directly to this primitive, thus helps elide the
llock/scond based retry loop where possible.
Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
Diffstat (limited to 'libc/sysdeps/linux/x86_64/brk.c')
0 files changed, 0 insertions, 0 deletions