forked from pool/mvapich2
9087f49e9c
- Change mvapich2-arm-support.patch to provide missing functions for armv6hl OBS-URL: https://build.opensuse.org/request/show/590919 OBS-URL: https://build.opensuse.org/package/show/science:HPC/mvapich2?expand=0&rev=37
30 lines
948 B
Diff
30 lines
948 B
Diff
diff --git src/mpid/ch3/channels/common/include/mv2_clock.h src/mpid/ch3/channels/common/include/mv2_clock.h
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index ac117c2..335d07f 100644
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--- src/mpid/ch3/channels/common/include/mv2_clock.h
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+++ src/mpid/ch3/channels/common/include/mv2_clock.h
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@@ -81,7 +81,24 @@ static inline cycles_t get_cycles()
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asm volatile ("mov %0=ar.itc" : "=r" (ret));
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return ret;
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}
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+#elif defined(__ARM_ARCH_7A__) || defined(__arm__)
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+typedef unsigned long long cycles_t;
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+static inline cycles_t get_cycles(void)
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+{
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+ cycles_t clk;
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+ asm volatile("mrrc p15, 0, %Q0, %R0, c14" : "=r" (clk));
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+ return clk;
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+}
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+#elif defined(__aarch64__)
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+typedef unsigned long cycles_t;
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+static inline cycles_t get_cycles()
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+{
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+ cycles_t cval;
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+ asm volatile("isb" : : : "memory");
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+ asm volatile("mrs %0, cntvct_el0" : "=r" (cval));
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+ return cval;
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+}
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#elif defined(__s390__) || defined(__s390x__)
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typedef unsigned long cycles_t;
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static inline cycles_t get_cycles()
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