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Remove dead code committed in issue #12892.

This commit is contained in:
Serhiy Storchaka 2013-11-19 15:56:05 +02:00
parent f1de55fb33
commit dc2fd5101a
1 changed files with 0 additions and 104 deletions
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104
Objects/stringlib/codecs.h
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@ -596,110 +596,6 @@ IllegalSurrogate:
#undef SWAB
#if STRINGLIB_MAX_CHAR >= 0x80
Py_LOCAL_INLINE(Py_ssize_t)
STRINGLIB(utf16_encode_)(const STRINGLIB_CHAR *in,
Py_ssize_t len,
unsigned short **outptr,
int native_ordering)
{
unsigned short *out = *outptr;
const STRINGLIB_CHAR *end = in + len;
#if STRINGLIB_SIZEOF_CHAR == 1
# define SWAB2(CH) ((CH) << 8)
#else
# define SWAB2(CH) (((CH) << 8) | ((CH) >> 8))
#endif
if (native_ordering) {
#if STRINGLIB_MAX_CHAR < 0x10000
const STRINGLIB_CHAR *unrolled_end = in + _Py_SIZE_ROUND_DOWN(len, 4);
while (in < unrolled_end) {
# if STRINGLIB_MAX_CHAR >= 0xd800
if (((in[0] ^ 0xd800) &
(in[1] ^ 0xd800) &
(in[2] ^ 0xd800) &
(in[3] ^ 0xd800) & 0xf800) == 0)
break;
# endif
out[0] = in[0];
out[1] = in[1];
out[2] = in[2];
out[3] = in[3];
in += 4; out += 4;
}
#endif
while (in < end) {
Py_UCS4 ch;
ch = *in++;
#if STRINGLIB_MAX_CHAR >= 0xd800
if (ch < 0xd800)
*out++ = ch;
else if (ch < 0xe000)
/* reject surrogate characters (U+DC800-U+DFFF) */
goto fail;
# if STRINGLIB_MAX_CHAR >= 0x10000
else if (ch >= 0x10000) {
out[0] = Py_UNICODE_HIGH_SURROGATE(ch);
out[1] = Py_UNICODE_LOW_SURROGATE(ch);
out += 2;
}
# endif
else
#endif
*out++ = ch;
}
} else {
#if STRINGLIB_MAX_CHAR < 0x10000
const STRINGLIB_CHAR *unrolled_end = in + _Py_SIZE_ROUND_DOWN(len, 4);
while (in < unrolled_end) {
# if STRINGLIB_MAX_CHAR >= 0xd800
if (((in[0] ^ 0xd800) &
(in[1] ^ 0xd800) &
(in[2] ^ 0xd800) &
(in[3] ^ 0xd800) & 0xf800) == 0)
break;
# endif
out[0] = SWAB2(in[0]);
out[1] = SWAB2(in[1]);
out[2] = SWAB2(in[2]);
out[3] = SWAB2(in[3]);
in += 4; out += 4;
}
#endif
while (in < end) {
Py_UCS4 ch = *in++;
#if STRINGLIB_MAX_CHAR >= 0xd800
if (ch < 0xd800)
*out++ = SWAB2((Py_UCS2)ch);
else if (ch < 0xe000)
/* reject surrogate characters (U+DC800-U+DFFF) */
goto fail;
# if STRINGLIB_MAX_CHAR >= 0x10000
else if (ch >= 0x10000) {
Py_UCS2 ch1 = Py_UNICODE_HIGH_SURROGATE(ch);
Py_UCS2 ch2 = Py_UNICODE_LOW_SURROGATE(ch);
out[0] = SWAB2(ch1);
out[1] = SWAB2(ch2);
out += 2;
}
# endif
else
#endif
*out++ = SWAB2((Py_UCS2)ch);
}
}
*outptr = out;
return len;
#if STRINGLIB_MAX_CHAR >= 0xd800
fail:
#endif
*outptr = out;
return len - (end - in + 1);
}
#endif
#undef SWAB2
#if STRINGLIB_MAX_CHAR >= 0x80
Py_LOCAL_INLINE(Py_ssize_t)
STRINGLIB(utf16_encode)(const STRINGLIB_CHAR *in,