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Add isInfinity helper to ConstantFPSDNode

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@225308 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Matt Arsenault 2015-01-06 23:00:43 +00:00
parent 42d9f7cf0a
commit 628708ed17
1 changed files with 3 additions and 0 deletions
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include/llvm/CodeGen/SelectionDAGNodes.h
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@ -1418,6 +1418,9 @@ public:
/// isNaN - Return true if the value is a NaN. /// isNaN - Return true if the value is a NaN.
bool isNaN() const { return Value->isNaN(); } bool isNaN() const { return Value->isNaN(); }
/// isInfinity - Return true if the value is an infinity
bool isInfinity() const { return Value->isInfinity(); }
/// isExactlyValue - We don't rely on operator== working on double values, as /// isExactlyValue - We don't rely on operator== working on double values, as
/// it returns true for things that are clearly not equal, like -0.0 and 0.0. /// it returns true for things that are clearly not equal, like -0.0 and 0.0.
/// As such, this method can be used to do an exact bit-for-bit comparison of /// As such, this method can be used to do an exact bit-for-bit comparison of