mirrors/cosmopolitan
1
0
Fork 0
mirror of https://github.com/jart/cosmopolitan.git synced 2025-06-27 14:58:30 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions 1

Experiment with making Python go faster

Browse source 
The goal is to put the compiled pyc files in the APE ZIP.
This commit is contained in:
Justine Tunney 2021-08-18 21:57:11 -07:00
parent 4486ad5c9e
commit ebb8c85496
33 changed files with 9483 additions and 1859 deletions
Download patch file Download diff file Expand all files Collapse all files

92
libc/x/utf8toutf32.c Normal file
View file

@ -0,0 +1,92 @@
/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
│vi: set net ft=c ts=2 sts=2 sw=2 fenc=utf-8 :vi│
╞══════════════════════════════════════════════════════════════════════════════╡
│ Copyright 2021 Justine Alexandra Roberts Tunney │
│ │
│ Permission to use, copy, modify, and/or distribute this software for │
│ any purpose with or without fee is hereby granted, provided that the │
│ above copyright notice and this permission notice appear in all copies. │
│ │
│ THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL │
│ WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED │
│ WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE │
│ AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL │
│ DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR │
│ PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER │
│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
│ PERFORMANCE OF THIS SOFTWARE. │
╚─────────────────────────────────────────────────────────────────────────────*/
#include "libc/intrin/pcmpgtb.h"
#include "libc/intrin/pmovmskb.h"
#include "libc/intrin/punpckhbw.h"
#include "libc/intrin/punpckhwd.h"
#include "libc/intrin/punpcklbw.h"
#include "libc/intrin/punpcklwd.h"
#include "libc/mem/mem.h"
#include "libc/str/str.h"
#include "libc/str/thompike.h"
#include "libc/str/utf16.h"
#include "libc/x/x.h"
/**
* Transcodes UTF-8 to UTF-32.
*
* @param p is input value
* @param n if -1 implies strlen
* @param z if non-NULL receives output length
*/
wchar_t *utf8toutf32(const char *p, size_t n, size_t *z) {
size_t i;
unsigned m, j;
wint_t x, a, b;
wchar_t *r, *q;
uint8_t v1[16], v2[16], v3[16], v4[16], vz[16];
if (z) *z = 0;
if (n == -1) n = p ? strlen(p) : 0;
if ((q = r = malloc(n * sizeof(wchar_t) + sizeof(wchar_t)))) {
for (i = 0; i < n;) {
if (0 && i + 16 < n) { /* 10x speedup for ascii */
memset(vz, 0, 16);
do {
memcpy(v1, p + i, 16);
pcmpgtb((int8_t *)v2, (int8_t *)v1, (int8_t *)vz);
if (pmovmskb(v2) != 0xFFFF) break;
punpcklbw(v3, v1, vz);
punpckhbw(v1, v1, vz);
punpcklwd((void *)v4, (void *)v3, (void *)vz);
punpckhwd((void *)v3, (void *)v3, (void *)vz);
punpcklwd((void *)v2, (void *)v1, (void *)vz);
punpckhwd((void *)v1, (void *)v1, (void *)vz);
memcpy(q + 0, v4, 16);
memcpy(q + 4, v3, 16);
memcpy(q + 8, v2, 16);
memcpy(q + 12, v1, 16);
i += 16;
q += 16;
} while (i + 16 < n);
}
x = p[i++] & 0xff;
if (x >= 0300) {
a = ThomPikeByte(x);
m = ThomPikeLen(x) - 1;
if (i + m <= n) {
for (j = 0;;) {
b = p[i + j] & 0xff;
if (!ThomPikeCont(b)) break;
a = ThomPikeMerge(a, b);
if (++j == m) {
x = a;
i += j;
break;
}
}
}
}
*q++ = x;
}
if (z) *z = q - r;
*q++ = '\0';
if ((q = realloc(r, (q - r) * sizeof(wchar_t)))) r = q;
}
return r;
}

2
libc/x/x.h
View file

@ -53,7 +53,9 @@ void *xunbinga(size_t, const char16_t *) attributeallocalign((1)) _XMAL _XRET;
void *xunbing(const char16_t *) _XMAL _XRET;
char16_t *utf8toutf16(const char *, size_t, size_t *) nodiscard;
char *utf16toutf8(const char16_t *, size_t, size_t *) nodiscard;
wchar_t *utf8toutf32(const char *, size_t, size_t *) nodiscard;
char *xhomedir(void) nodiscard;
char *xstripexts(const char *) nodiscard;
/*───────────────────────────────────────────────────────────────────────────│─╗
│ cosmopolitan § eXtended apis » files ─╬─│┼

30
libc/x/xstripexts.c Normal file
View file

@ -0,0 +1,30 @@
/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
│vi: set net ft=c ts=2 sts=2 sw=2 fenc=utf-8 :vi│
╞══════════════════════════════════════════════════════════════════════════════╡
│ Copyright 2021 Justine Alexandra Roberts Tunney │
│ │
│ Permission to use, copy, modify, and/or distribute this software for │
│ any purpose with or without fee is hereby granted, provided that the │
│ above copyright notice and this permission notice appear in all copies. │
│ │
│ THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL │
│ WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED │
│ WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE │
│ AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL │
│ DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR │
│ PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER │
│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
│ PERFORMANCE OF THIS SOFTWARE. │
╚─────────────────────────────────────────────────────────────────────────────*/
#include "libc/fmt/conv.h"
#include "libc/x/x.h"
/**
* Removes file extensions.
*
* @param s is mutated
* @return s
*/
char *xstripexts(const char *s) {
return stripexts(xstrdup(s));
}

13
libc/zipos/fstat.c
View file

@ -26,8 +26,13 @@
* @asyncsignalsafe
*/
int __zipos_fstat(const struct ZiposHandle *h, struct stat *st) {
ZTRACE("__zipos_fstat(%`'.*s)",
ZIP_CFILE_NAMESIZE(__zipos_get()->map + h->cfile),
ZIP_CFILE_NAME(__zipos_get()->map + h->cfile));
return __zipos_stat_impl(__zipos_get(), h->cfile, st);
int rc;
if (!(rc = __zipos_stat_impl(__zipos_get(), h->cfile, st))) {
ZTRACE("__zipos_fstat(%`'.*s) → %ld",
ZIP_CFILE_NAMESIZE(__zipos_get()->map + h->cfile),
ZIP_CFILE_NAME(__zipos_get()->map + h->cfile), st->st_size);
return 0;
} else {
return rc;
}
}