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2014 Aug 08
6
[LLVMdev] Signed NaNs in APFloat arithmetic
Is there any intention of making floating absolute and negate primitive IR instructions? I ask because only a few days ago I was also faced with the task of implementing negate in my compiler, and finding no suitable IR instruction, simply subtracted from zero. But this is wrong. I could change my code to do the bit casting and fiddling, but I wonder: would that be lowered appropriately on all