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Use hex float 64-bit values in ldbl-96 asinl (bug 14803).

This commit is contained in:
Joseph Myers 2012-11-28 21:46:16 +00:00
parent 14bc93a967
commit 9984dd0126
3 changed files with 19 additions and 6 deletions
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10
ChangeLog
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@ -1,3 +1,13 @@
2012-11-28 Joseph Myers <joseph@codesourcery.com>
[BZ #14803]
* sysdeps/ieee754/ldbl-96/e_asinl.c (pio2_hi): Use hex float value
of pi/2 rounded to nearest to 64 bits.
(pio2_lo): Use hex float value of pi/2 - pio2_hi rounded to
nearest to 64 bits.
(pio4_hi): Use hex float value of pi/4 rounded to nearest to 64
bits.
2012-11-28 Jeff Law <law@redhat.com>
Martin Osvald <mosvald@redhat.com>

6
NEWS
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@ -20,9 +20,9 @@ Version 2.17
14557, 14562, 14568, 14576, 14579, 14583, 14587, 14595, 14602, 14610,
14621, 14638, 14645, 14648, 14652, 14660, 14661, 14669, 14672, 14683,
14694, 14716, 14719, 14743, 14767, 14783, 14784, 14785, 14793, 14796,
14797, 14801, 14805, 14807, 14811, 14815, 14821, 14822, 14824, 14828,
14831, 14835, 14838, 14856, 14863, 14865, 14866, 14868, 14869, 14871,
14889.
14797, 14801, 14803, 14805, 14807, 14811, 14815, 14821, 14822, 14824,
14828, 14831, 14835, 14838, 14856, 14863, 14865, 14866, 14868, 14869,
14871, 14889.
* CVE-2011-4609 svc_run() produces high cpu usage when accept fails with
EMFILE has been fixed (Bugzilla #14889).

9
sysdeps/ieee754/ldbl-96/e_asinl.c
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@ -64,9 +64,12 @@
static const long double
one = 1.0L,
huge = 1.0e+4932L,
pio2_hi = 1.5707963267948966192021943710788178805159986950457096099853515625L,
pio2_lo = 2.9127320560933561582586004641843300502121E-20L,
pio4_hi = 7.8539816339744830960109718553940894025800E-1L,
pio2_hi = 0x1.921fb54442d1846ap+0L, /* pi/2 rounded to nearest to 64
bits. */
pio2_lo = -0x7.6733ae8fe47c65d8p-68L, /* pi/2 - pio2_hi rounded to
nearest to 64 bits. */
pio4_hi = 0xc.90fdaa22168c235p-4L, /* pi/4 rounded to nearest to 64
bits. */
/* coefficient for R(x^2) */