ADT
arm-eh
ast-experimental
enum
forall-pointer-decay
jacob/cs343-translation
jenkins-sandbox
new-ast
new-ast-unique-expr
pthread-emulation
qualifiedEnum
Last change
on this file since 8e87f37 was dc33b5b, checked in by Peter A. Buhr <pabuhr@…>, 6 years ago |
update benchmarks and add benchmarks for qthreads
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100644
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File size:
526 bytes
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[7a8f5246] | 1 | #include <stdbool.h>
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| 2 | #include <stdio.h>
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| 3 |
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| 4 | #include "bench.h"
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| 5 |
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| 6 | #define thread_local _Thread_local
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| 7 |
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[54db6ba] | 8 | thread_local volatile bool value;
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[7a8f5246] | 9 |
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| 10 | void __attribute__((noinline)) do_call() {
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| 11 | __atomic_store_n( &value, true, __ATOMIC_RELAXED );
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| 12 | __atomic_signal_fence(__ATOMIC_ACQUIRE);
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| 13 | asm volatile ("");
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| 14 | __atomic_store_n( &value, false, __ATOMIC_RELAXED );
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| 15 | __atomic_signal_fence(__ATOMIC_RELEASE);
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| 16 | }
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| 17 |
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| 18 | int main(int argc, char* argv[]) {
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| 19 | BENCH(
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| 20 | for (size_t i = 0; i < n; i++) {
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| 21 | do_call();
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| 22 | },
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| 23 | result
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| 24 | )
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| 25 |
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[dc33b5b] | 26 | printf("%g\n", result);
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[7a8f5246] | 27 | }
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