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fixing compilation error with older linux env #20

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Sep 6, 2016
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fixing compilation error with older linux env #20

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5 changes: 5 additions & 0 deletions sim/riscv/sim-main.c
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Original file line number Diff line number Diff line change
Expand Up @@ -90,7 +90,12 @@ fetch_csr (SIM_CPU *cpu, const char *name, int csr, unsigned_word *reg)
{
struct timespec ts;

#if defined(CLOCK_BOOTTIME)
if (clock_gettime (CLOCK_BOOTTIME, &ts) == 0)
#else
if (clock_gettime (CLOCK_MONOTONIC, &ts) == 0)
#endif

{
uint64_t time = (uint64_t)ts.tv_sec * 1000 * 1000 + ts.tv_nsec;
*reg = (csr == CSR_TIME) ? time : (time >> 32);
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