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20d0081998
- RISC-V 32 bits linux/glibc didn't provide gettimeofday anymore after upstream, because RV32 didn't have backward compatible issue, so RV32 only support 64 bits time related system call. - So using clock_gettime64 call instead for rv32 libgloss.
32 lines
796 B
C
32 lines
796 B
C
#include <machine/syscall.h>
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#include <sys/time.h>
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#include <stdint.h>
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#include "internal_syscall.h"
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/* Get the current time. Only relatively correct. */
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int
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_gettimeofday(struct timeval *tp, void *tzp)
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{
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#if __riscv_xlen == 32
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struct __timespec64
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{
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int64_t tv_sec; /* Seconds */
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# if BYTE_ORDER == BIG_ENDIAN
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int32_t __padding; /* Padding */
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int32_t tv_nsec; /* Nanoseconds */
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# else
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int32_t tv_nsec; /* Nanoseconds */
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int32_t __padding; /* Padding */
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# endif
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};
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struct __timespec64 ts64;
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int rv;
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rv = syscall_errno (SYS_clock_gettime64, 2, 0, (long)&ts64, 0, 0, 0, 0);
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tp->tv_sec = ts64.tv_sec;
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tp->tv_usec = ts64.tv_nsec * 1000;
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return rv;
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#else
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return syscall_errno (SYS_gettimeofday, 1, tp, 0, 0, 0, 0, 0);
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#endif
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}
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