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2004-11-29  Jakub Jelinek  <jakub@redhat.com>

	* stdlib/strtod_l.c (INTERNAL (__STRTOF)): If densize > 2
	and numsize < densize, always shift num up by empty + 1 limbs.
This commit is contained in:
Ulrich Drepper 2004-12-10 04:41:46 +00:00
parent 5cf1ec5256
commit 66ebe46c7d
2 changed files with 10 additions and 11 deletions
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ChangeLog
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@ -1,3 +1,8 @@
2004-11-29 Jakub Jelinek <jakub@redhat.com>
* stdlib/strtod_l.c (INTERNAL (__STRTOF)): If densize > 2
and numsize < densize, always shift num up by empty + 1 limbs.
2004-12-07 Paolo Bonzini <bonzini@gnu.org> 2004-12-07 Paolo Bonzini <bonzini@gnu.org>
* posix/regexec.c (proceed_next_node): Simplify treatment of epsilon * posix/regexec.c (proceed_next_node): Simplify treatment of epsilon

16
stdlib/strtod_l.c
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@ -1442,15 +1442,10 @@ INTERNAL (__STRTOF) (nptr, endptr, group, loc)
if (numsize < densize) if (numsize < densize)
{ {
mp_size_t empty = densize - numsize; mp_size_t empty = densize - numsize;
register int i;
if (bits <= 0) if (bits <= 0)
{ exponent -= empty * BITS_PER_MP_LIMB;
register int i;
for (i = numsize; i > 0; --i)
num[i + empty] = num[i - 1];
MPN_ZERO (num, empty + 1);
exponent -= empty * BITS_PER_MP_LIMB;
}
else else
{ {
if (bits + empty * BITS_PER_MP_LIMB <= MANT_DIG) if (bits + empty * BITS_PER_MP_LIMB <= MANT_DIG)
@ -1459,7 +1454,6 @@ INTERNAL (__STRTOF) (nptr, endptr, group, loc)
cannot optimize the `else' case that good and cannot optimize the `else' case that good and
this reflects all currently used FLOAT types this reflects all currently used FLOAT types
and GMP implementations. */ and GMP implementations. */
register int i;
#if RETURN_LIMB_SIZE <= 2 #if RETURN_LIMB_SIZE <= 2
assert (empty == 1); assert (empty == 1);
__mpn_lshift_1 (retval, RETURN_LIMB_SIZE, __mpn_lshift_1 (retval, RETURN_LIMB_SIZE,
@ -1470,9 +1464,6 @@ INTERNAL (__STRTOF) (nptr, endptr, group, loc)
while (i >= 0) while (i >= 0)
retval[i--] = 0; retval[i--] = 0;
#endif #endif
for (i = numsize; i > 0; --i)
num[i + empty] = num[i - 1];
MPN_ZERO (num, empty + 1);
} }
else else
{ {
@ -1492,6 +1483,9 @@ INTERNAL (__STRTOF) (nptr, endptr, group, loc)
} }
bits += empty * BITS_PER_MP_LIMB; bits += empty * BITS_PER_MP_LIMB;
} }
for (i = numsize; i > 0; --i)
num[i + empty] = num[i - 1];
MPN_ZERO (num, empty + 1);
} }
else else
{ {