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| author | Benjamin Kramer <benny.kra@googlemail.com> | 2012-11-08 13:58:10 +0000 |
|---|---|---|
| committer | Benjamin Kramer <benny.kra@googlemail.com> | 2012-11-08 13:58:10 +0000 |
| commit | 6b370e615ca5b3ef17ed4fe4fa891fab1e2bdd9a (patch) | |
| tree | c8cf9df9e818cd256d670ce14bd4a1e0ddf2f8a5 /lib/Support/APFloat.cpp | |
| parent | 214fd3d2449738bbe0215dce24406dc29d9e49f7 (diff) | |
Drop the limitation to IEEE floating point types from the fdiv of pow2 -> fmul transform.
This is safe for x87 long doubles and ppc double doubles too.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167582 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Support/APFloat.cpp')
| -rw-r--r-- | lib/Support/APFloat.cpp | 5 |
1 files changed, 0 insertions, 5 deletions
diff --git a/lib/Support/APFloat.cpp b/lib/Support/APFloat.cpp index 43c68f4d1d..7e8b4a3d0d 100644 --- a/lib/Support/APFloat.cpp +++ b/lib/Support/APFloat.cpp @@ -3553,11 +3553,6 @@ void APFloat::toString(SmallVectorImpl<char> &Str, } bool APFloat::getExactInverse(APFloat *inv) const { - // We can only guarantee the existence of an exact inverse for IEEE floats. - if (semantics != &IEEEhalf && semantics != &IEEEsingle && - semantics != &IEEEdouble && semantics != &IEEEquad) - return false; - // Special floats and denormals have no exact inverse. if (category != fcNormal) return false; |