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Add function for creating hex string literals

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This commit is contained in:
Justine Tunney 2021-08-07 07:05:19 -07:00
parent aeeb851422
commit 1f766a332f
14 changed files with 250 additions and 112 deletions
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29
libc/testlib/bench.h
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@ -1,27 +1,28 @@
#ifndef COSMOPOLITAN_LIBC_BENCH_H_
#define COSMOPOLITAN_LIBC_BENCH_H_
#include "libc/bits/safemacros.internal.h"
#include "libc/nexgen32e/bench.h"
#if !(__ASSEMBLER__ + __LINKER__ + 0)
COSMOPOLITAN_C_START_
/**
* @fileoverview Microbenchmarking tools.
* @fileoverview Microbenchmarking Toolz.
*/
#ifndef BENCHLOOP
#define BENCHLOOP(START, STOP, N, INIT, EXPR) \
({ \
unsigned long Iter, Count; \
double Average, Sample, Time1, Time2; \
for (Average = 1, Iter = 1, Count = (N); Iter < Count; ++Iter) { \
INIT; \
Time1 = START(); \
EXPR; \
Time2 = STOP(); \
Sample = Time2 - Time1; \
Average += 1. / Iter * (Sample - Average); \
} \
Average; \
#define BENCHLOOP(START, STOP, N, INIT, EXPR) \
({ \
unsigned long Iter, Count; \
uint64_t Time1, Time2; \
double Average; \
for (Average = 1, Iter = 1, Count = (N); Iter < Count; ++Iter) { \
INIT; \
Time1 = START(); \
EXPR; \
Time2 = STOP(); \
Average += 1. / Iter * (unsignedsubtract(Time2, Time1) - Average); \
} \
Average; \
})
#endif /* BENCHLOOP */