22 lines
721 B
Text
22 lines
721 B
Text
Use posix timing to improve portability and avoid a build failure on
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powerpc due to `__builtin_ppc_mftb' being gcc-specific.
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Index: src/engine_c.c
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--- src/engine_c.c.orig
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+++ src/engine_c.c
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@@ -884,6 +884,15 @@ void fixed_memory_ptrs_shut() {
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#if defined(__i386__) || defined(__x86_64__)
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#include <x86intrin.h>
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+ #elif defined(_POSIX_MONOTONIC_CLOCK)
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+ #include <time.h>
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+ int64_t __rdtsc() {
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+ struct timespec tp = {0};
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+ int64_t timestamp = 0;
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+ if (clock_gettime(CLOCK_MONOTONIC, &tp) == 0)
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+ timestamp = tp.tv_sec * 1000000000 + tp.tv_nsec;
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+ return timestamp;
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+ }
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#elif defined(__powerpc__) || defined(__ppc__)
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#define __rdtsc() __builtin_ppc_mftb()
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#else
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