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| author | Joseph Myers <joseph@codesourcery.com> | 2012-03-01 21:15:38 +0000 |
|---|---|---|
| committer | Joseph Myers <joseph@codesourcery.com> | 2012-03-01 21:15:38 +0000 |
| commit | 7b1902cb3e64d340247638a8781770c3a4d850ce (patch) | |
| tree | dc06e102ffa43897515baa0d67cbb944b7a45d77 /ChangeLog | |
| parent | f775c276fd1f89cc9d561db0890a356e7d6e50b8 (diff) | |
| download | glibc-7b1902cb3e64d340247638a8781770c3a4d850ce.zip glibc-7b1902cb3e64d340247638a8781770c3a4d850ce.tar.gz glibc-7b1902cb3e64d340247638a8781770c3a4d850ce.tar.bz2 | |
Improve erfc accuracy.
Diffstat (limited to 'ChangeLog')
| -rw-r--r-- | ChangeLog | 14 |
1 files changed, 14 insertions, 0 deletions
@@ -1,3 +1,17 @@ +2012-03-01 Joseph Myers <joseph@codesourcery.com> + + [BZ #2541] + [BZ #4108] + * sysdeps/ieee754/flt-32/s_erff.c (__erfcf): Mask out one more bit + before squaring exponent. + * sysdeps/ieee754/ldbl-128ibm/s_erfl.c (__erfcl): Mask out whole + bottom long double and 27 bits of top long double before squaring + exponent. + * math/libm-test.inc (erfc_test): Add more tests. + * sysdeps/i386/fpu/libm-test-ulps: Update. + * sysdeps/powerpc/fpu/libm-test-ulps: Likewise. + * sysdeps/x86_64/fpu/libm-test-ulps: Likewise. + 2012-03-01 Kai Tietz <ktietz@redhat.com> * soft-fp/soft-fp.h (_FP_STRUCT_LAYOUT): New macro. |