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Merge branch 'sse2_strtolower' of https://github.com/laruence/php-src

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* 'sse2_strtolower' of https://github.com/laruence/php-src:
  Use ascii lowercase if locale is default C
This commit is contained in:
Xinchen Hui 2020-04-29 12:26:06 +08:00
commit 5a6373f904
1 changed files with 22 additions and 18 deletions
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40
ext/standard/string.c
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@ -1462,29 +1462,33 @@ PHPAPI zend_string *php_string_tolower(zend_string *s)
unsigned char *c;
const unsigned char *e;
c = (unsigned char *)ZSTR_VAL(s);
e = c + ZSTR_LEN(s);
if (EXPECTED(!BG(locale_changed))) {
return zend_string_tolower(s);
} else {
c = (unsigned char *)ZSTR_VAL(s);
e = c + ZSTR_LEN(s);
while (c < e) {
if (isupper(*c)) {
register unsigned char *r;
zend_string *res = zend_string_alloc(ZSTR_LEN(s), 0);
while (c < e) {
if (isupper(*c)) {
register unsigned char *r;
zend_string *res = zend_string_alloc(ZSTR_LEN(s), 0);
if (c != (unsigned char*)ZSTR_VAL(s)) {
memcpy(ZSTR_VAL(res), ZSTR_VAL(s), c - (unsigned char*)ZSTR_VAL(s));
if (c != (unsigned char*)ZSTR_VAL(s)) {
memcpy(ZSTR_VAL(res), ZSTR_VAL(s), c - (unsigned char*)ZSTR_VAL(s));
}
r = c + (ZSTR_VAL(res) - ZSTR_VAL(s));
while (c < e) {
*r = tolower(*c);
r++;
c++;
}
*r = '\0';
return res;
}
r = c + (ZSTR_VAL(res) - ZSTR_VAL(s));
while (c < e) {
*r = tolower(*c);
r++;
c++;
}
*r = '\0';
return res;
c++;
}
c++;
return zend_string_copy(s);
}
return zend_string_copy(s);
}
/* }}} */