dimgigov
eb81856565
Ship QUALITY_PLAN sessions 31–33: fetchable package index URLs, showcase app and micro/nexus benchmarks, and debugger-friendly C codegen. - Registry: BUX_REGISTRY accepts http(s) URLs (curl/wget → ~/.bux/cache) - E.2: make test-apps smoke for nexus/boko/simpledb/jwt-pitbul - E.5: benches/micro + C/Nim/Zig twins; make bench-nexus (wrk) - E.4: HIR locs → #line .bux; default -O0 -g; --release -O2; make test-dwarf
25 lines
670 B
C
25 lines
670 B
C
/* C reference: 1e6 integer arithmetic loop */
|
|
#include <stdio.h>
|
|
#include <stdint.h>
|
|
#include <time.h>
|
|
|
|
static int64_t now_us(void) {
|
|
struct timespec ts;
|
|
clock_gettime(CLOCK_MONOTONIC, &ts);
|
|
return (int64_t)ts.tv_sec * 1000000LL + (int64_t)ts.tv_nsec / 1000LL;
|
|
}
|
|
|
|
int main(void) {
|
|
const int iters = 1000000;
|
|
int acc = 0;
|
|
int64_t t0 = now_us();
|
|
for (int i = 0; i < iters; i++) {
|
|
acc = acc + i * 3 - 1;
|
|
}
|
|
int64_t t1 = now_us();
|
|
if (acc == 0 && iters > 0) return 1;
|
|
printf("BENCH int_loop iters=%d total_us=%lld us_per_op=%lld\n",
|
|
iters, (long long)(t1 - t0), (long long)((t1 - t0) / iters));
|
|
return 0;
|
|
}
|