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Make fixes, improvements, and chibicc python bindings

Browse source 
- python now mixes audio 10x faster
- python octal notation is restored
- chibicc now builds code 3x faster
- chibicc now has help documentation
- chibicc can now generate basic python bindings
- linenoise now supports some paredit-like features

See #141
This commit is contained in:
Justine Tunney 2021-10-08 08:11:51 -07:00
parent 28997f3acb
commit 7061c79c22
121 changed files with 5272 additions and 1928 deletions
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38
test/libc/str/crc32c_test.c
View file

@ -22,6 +22,7 @@
#include "libc/nexgen32e/crc32.h"
#include "libc/nexgen32e/x86feature.h"
#include "libc/runtime/gc.internal.h"
#include "libc/stdio/stdio.h"
#include "libc/str/str.h"
#include "libc/testlib/ezbench.h"
#include "libc/testlib/hyperion.h"
@ -49,7 +50,38 @@ TEST(crc32c, test) {
EXPECT_EQ(0xecc9871d, crc32c(0, kHyperion, kHyperionSize));
}
BENCH(crc32c, bench) {
EZBENCH2("crc32c", donothing, crc32c(0, kHyperion, kHyperionSize));
EZBENCH2("crc32_z", donothing, crc32_z(0, kHyperion, kHyperionSize));
noinline uint64_t fnv_hash(char *s, int len) {
uint64_t hash = 0xcbf29ce484222325;
for (int i = 0; i < len; i++) {
hash *= 0x100000001b3;
hash ^= (unsigned char)s[i];
}
return hash;
}
static unsigned KMH(const void *p, unsigned long n) {
unsigned h, i;
for (h = i = 0; i < n; i++) {
h += ((unsigned char *)p)[i];
h *= 0x9e3779b1;
}
return MAX(1, h);
}
BENCH(crc32c, bench) {
for (int i = 1; i < 256; i *= 2) {
EZBENCH_N("crc32c", i, crc32c(0, kHyperion, i));
EZBENCH_N("crc32_z", i, crc32_z(0, kHyperion, i));
EZBENCH_N("fnv_hash", i,
EXPROPRIATE(fnv_hash(VEIL("r", kHyperion), VEIL("r", i))));
EZBENCH_N("KMH", i, EXPROPRIATE(KMH(VEIL("r", kHyperion), VEIL("r", i))));
fprintf(stderr, "\n");
}
EZBENCH_N("crc32c", kHyperionSize, crc32c(0, kHyperion, kHyperionSize));
EZBENCH_N("crc32_z", kHyperionSize, crc32_z(0, kHyperion, kHyperionSize));
EZBENCH_N(
"fnv_hash", kHyperionSize,
EXPROPRIATE(fnv_hash(VEIL("r", kHyperion), VEIL("r", kHyperionSize))));
EZBENCH_N("KMH", kHyperionSize,
EXPROPRIATE(KMH(VEIL("r", kHyperion), VEIL("r", kHyperionSize))));
}