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| author | Richard Sandiford <rdsandiford@googlemail.com> | 2001-04-04 13:33:01 +0000 |
|---|---|---|
| committer | Richard Sandiford <rdsandiford@googlemail.com> | 2001-04-04 13:33:01 +0000 |
| commit | 16740220a22d09a1c63714d93f1efc5fbe3927f3 (patch) | |
| tree | 7b24242b9b20a0ee328c94acd2c95e1a8778c944 /newlib/libm/common/sf_log1p.c | |
| parent | 51fc3813e9a9ef8079b2fbde1b12647dd3f4ac93 (diff) | |
| download | cygnal-16740220a22d09a1c63714d93f1efc5fbe3927f3.tar.gz cygnal-16740220a22d09a1c63714d93f1efc5fbe3927f3.tar.bz2 cygnal-16740220a22d09a1c63714d93f1efc5fbe3927f3.zip | |
* libc/include/machine/ieeefp.h: Comment about new configuration
macros _FLT_LARGEST_EXPONENT_IS_NORMAL and _FLT_NO_DENORMALS.
* libm/common/fdlib.h: Define new macros for testing floats.
* libm/common/sf_*: Use them.
* libm/math/ef_*: Likewise.
* libm/math/sf_*: Likewise.
Diffstat (limited to 'newlib/libm/common/sf_log1p.c')
| -rw-r--r-- | newlib/libm/common/sf_log1p.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/newlib/libm/common/sf_log1p.c b/newlib/libm/common/sf_log1p.c index 5ae7fb936..e09170f3e 100644 --- a/newlib/libm/common/sf_log1p.c +++ b/newlib/libm/common/sf_log1p.c @@ -51,6 +51,7 @@ static float zero = 0.0; ax = hx&0x7fffffff; k = 1; + if (!FLT_UWORD_IS_FINITE(hx)) return x+x; if (hx < 0x3ed413d7) { /* x < 0.41422 */ if(ax>=0x3f800000) { /* x <= -1.0 */ if(x==(float)-1.0) return -two25/zero; /* log1p(-1)=+inf */ @@ -65,8 +66,7 @@ static float zero = 0.0; } if(hx>0||hx<=((__int32_t)0xbe95f61f)) { k=0;f=x;hu=1;} /* -0.2929<x<0.41422 */ - } - if (hx >= 0x7f800000) return x+x; + } if(k!=0) { if(hx<0x5a000000) { u = (float)1.0+x; |