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authorDavid S. Miller <davem@davemloft.net>2012-03-13 00:31:48 -0700
committerDavid S. Miller <davem@davemloft.net>2012-03-13 01:18:55 -0700
commit2a8ab7f26591053136bc17be34499db5c64e89d6 (patch)
treebfd5458c66c30eddb3b01f582d0e085b0650b908 /sysdeps/ieee754
parent10f62770e115d9f16a67a974f79fa9b100cf827b (diff)
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Fix generic ldbl-128 expm1l just like x86-64 and i386 variants were.
* sysdeps/ieee754/ldbl-128/s_expm1l.c (__expm1l): Use expl for large parameters.
Diffstat (limited to 'sysdeps/ieee754')
-rw-r--r--sysdeps/ieee754/ldbl-128/s_expm1l.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/sysdeps/ieee754/ldbl-128/s_expm1l.c b/sysdeps/ieee754/ldbl-128/s_expm1l.c
index 17769dd..ea63501 100644
--- a/sysdeps/ieee754/ldbl-128/s_expm1l.c
+++ b/sysdeps/ieee754/ldbl-128/s_expm1l.c
@@ -102,6 +102,11 @@ __expm1l (long double x)
ix = u.parts32.w0;
sign = ix & 0x80000000;
ix &= 0x7fffffff;
+ if (!sign && ix >= 0x40060000)
+ {
+ /* If num is positive and exp >= 6 use plain exp. */
+ return __expl (x);
+ }
if (ix >= 0x7fff0000)
{
/* Infinity. */