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mvapich2
mvapich2-s390_get_cycles.patch
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File mvapich2-s390_get_cycles.patch of Package mvapich2
commit 92d5b11beaf8919979705f44d56eb0569feceb93 Author: Nicolas Morey-Chaisemartin <NMoreyChaisemartin@suse.com> Date: Thu Jun 8 15:11:12 2017 +0200 mvapich2-s390_get_cycles Signed-off-by: Nicolas Morey-Chaisemartin <NMoreyChaisemartin@suse.com> diff --git src/mpid/ch3/channels/common/include/mv2_clock.h src/mpid/ch3/channels/common/include/mv2_clock.h index dba8e51bf129..af8bb2b77d08 100644 --- src/mpid/ch3/channels/common/include/mv2_clock.h +++ src/mpid/ch3/channels/common/include/mv2_clock.h @@ -93,6 +93,14 @@ static inline cycles_t get_cycles() return ret; } +#elif defined(__s390__) || defined(__s390x__) +typedef unsigned long cycles_t; +static inline cycles_t get_cycles() +{ + unsigned long clk; + asm volatile("stck %0" : "=Q" (clk) : : "cc"); + return clk >> 2; +} #else #warning get_cycles not implemented for this architecture: attempt asm/timex.h #include <asm/timex.h>
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