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* Enhance APFloat to retain bits of NaNs (fixes oggenc).Dale Johannesen2007-08-311-77/+76
| | | | | | | Use APFloat interfaces for more references, mostly of ConstantFPSDNode. llvm-svn: 41632
* Change LegalFPImmediates to use APFloat.Dale Johannesen2007-08-301-1/+1
| | | | | | | | | Add APFloat interfaces to ConstantFP, SelectionDAG. Fix integer bit in double->APFloat conversion. Convert LegalizeDAG to use APFloat interface in ConstantFPSDNode uses. llvm-svn: 41587
* Poison APFloat::operator==. Replace existing uses with bitwiseIsEqual.Dale Johannesen2007-08-241-1/+1
| | | | | | This means backing out the preceding change to Constants.cpp, alas. llvm-svn: 41378
* Revised per review feedback from previous patch.Dale Johannesen2007-08-241-36/+15
| | | | llvm-svn: 41353
* silence some warnings in an optimized build.Chris Lattner2007-08-241-11/+8
| | | | llvm-svn: 41352
* Change internal representation of ConstantFP to use APFloat.Dale Johannesen2007-08-241-1/+187
| | | | | | Interface to rest of the compiler unchanged, as yet. llvm-svn: 41348
* initial checkin of Neil's APFloat work.Chris Lattner2007-08-201-0/+1488
llvm-svn: 41203
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