74 lines
2.0 KiB
C
74 lines
2.0 KiB
C
/*-
|
|
* Public Domain 2008-2014 WiredTiger, Inc.
|
|
*
|
|
* This is free and unencumbered software released into the public domain.
|
|
*
|
|
* Anyone is free to copy, modify, publish, use, compile, sell, or
|
|
* distribute this software, either in source code form or as a compiled
|
|
* binary, for any purpose, commercial or non-commercial, and by any
|
|
* means.
|
|
*
|
|
* In jurisdictions that recognize copyright laws, the author or authors
|
|
* of this software dedicate any and all copyright interest in the
|
|
* software to the public domain. We make this dedication for the benefit
|
|
* of the public at large and to the detriment of our heirs and
|
|
* successors. We intend this dedication to be an overt act of
|
|
* relinquishment in perpetuity of all present and future rights to this
|
|
* software under copyright law.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
|
|
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
|
|
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
|
|
* IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR
|
|
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
|
|
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
|
|
* OTHER DEALINGS IN THE SOFTWARE.
|
|
*/
|
|
|
|
#include <assert.h>
|
|
#include <stdlib.h>
|
|
#include <time.h>
|
|
|
|
#include <wt_internal.h>
|
|
#include "intpack.i"
|
|
|
|
int main() {
|
|
uint8_t buf[10], *p;
|
|
uint64_t r, r2, ncalls;
|
|
int i, s;
|
|
|
|
ncalls = 0;
|
|
|
|
for (i = 0; i < 10000000; i++) {
|
|
for (s = 0; s < 50; s += 5) {
|
|
++ncalls;
|
|
r = 1 << s;
|
|
|
|
#if 1
|
|
p = buf;
|
|
__wt_vpack_uint(NULL, &p, sizeof buf, r);
|
|
p = buf;
|
|
__wt_vunpack_uint(NULL, &p, sizeof buf, &r2);
|
|
#else
|
|
/*
|
|
* Note: use memmove for comparison because GCC does
|
|
* aggressive optimization of memcpy and it's difficult
|
|
* to measure anything.
|
|
*/
|
|
p = buf;
|
|
memmove(p, &r, sizeof r);
|
|
p = buf;
|
|
memmove(&r2, p, sizeof r2);
|
|
#endif
|
|
if (r != r2) {
|
|
fprintf(stderr, "mismatch!\n");
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
printf("Number of calls: %llu\n", (unsigned long long)ncalls);
|
|
|
|
return (0);
|
|
}
|