Fill in some PTX intrinsics to make a few more math functions available to CUDA scheduled code.
Fill in some PTX intrinsics to make a few more math functions
available to CUDA scheduled code.

jiawen/Halide,ronen/Halide,delcypher/Halide,dougkwan/Halide,damienfir/Halide,psuriana/Halide,delcypher/Halide,aam/Halide,jiawen/Halide,gchauras/Halide,lglucin/Halide,ronen/Halide,adasworks/Halide,jiawen/Halide,ronen/Halide,mcanthony/Halide,aam/Halide,kenkuang1213/Halide,adasworks/Halide,kgnk/Halide,ronen/Halide,aam/Halide,mcanthony/Halide,lglucin/Halide,mikeseven/Halide,kenkuang1213/Halide,adasworks/Halide,tdenniston/Halide,fengzhyuan/Halide,psuriana/Halide,jiawen/Halide,rodrigob/Halide,myrtleTree33/Halide,tdenniston/Halide,adasworks/Halide,ayanazmat/Halide,myrtleTree33/Halide,gchauras/Halide,dougkwan/Halide,myrtleTree33/Halide,aam/Halide,kenkuang1213/Halide,mcanthony/Halide,ayanazmat/Halide,ayanazmat/Halide,dougkwan/Halide,aam/Halide,ronen/Halide,ronen/Halide,mcanthony/Halide,ronen/Halide,tdenniston/Halide,jiawen/Halide,mcanthony/Halide,ayanazmat/Halide,smxlong/Halide,kenkuang1213/Halide,ayanazmat/Halide,fengzhyuan/Halide,damienfir/Halide,dougkwan/Halide,myrtleTree33/Halide,adasworks/Halide,tdenniston/Halide,adasworks/Halide,adasworks/Halide,mikeseven/Halide,adasworks/Halide,myrtleTree33/Halide,lglucin/Halide,kgnk/Halide,myrtleTree33/Halide,dan-tull/Halide,delcypher/Halide,fengzhyuan/Halide,damienfir/Halide,dougkwan/Halide,kgnk/Halide,ayanazmat/Halide,kgnk/Halide,delcypher/Halide,delcypher/Halide,damienfir/Halide,ronen/Halide,mikeseven/Halide,psuriana/Halide,dougkwan/Halide,gchauras/Halide,lglucin/Halide,dan-tull/Halide,dan-tull/Halide,mikeseven/Halide,lglucin/Halide,kgnk/Halide,kgnk/Halide,smxlong/Halide,tdenniston/Halide,rodrigob/Halide,dan-tull/Halide,gchauras/Halide,fengzhyuan/Halide,fengzhyuan/Halide,dan-tull/Halide,myrtleTree33/Halide,dan-tull/Halide,smxlong/Halide,damienfir/Halide,damienfir/Halide,dan-tull/Halide,gchauras/Halide,fengzhyuan/Halide,dougkwan/Halide,smxlong/Halide,damienfir/Halide,gchauras/Halide,psuriana/Halide,delcypher/Halide,lglucin/Halide,smxlong/Halide,aam/Halide,tdenniston/Halide,aam/Halide,mcanthony/Halide,kenkuang1213/Halide,kenkuang1213/Halide,psuriana/Halide,lglucin/Halide,tdenniston/Halide,delcypher/Halide,mikeseven/Halide,fengzhyuan/Halide,kenkuang1213/Halide,rodrigob/Halide,kgnk/Halide,jiawen/Halide,jiawen/Halide,dan-tull/Halide,rodrigob/Halide,fengzhyuan/Halide,dougkwan/Halide,rodrigob/Halide,psuriana/Halide,damienfir/Halide,smxlong/Halide,mcanthony/Halide,smxlong/Halide,rodrigob/Halide,smxlong/Halide,mcanthony/Halide,rodrigob/Halide,kgnk/Halide,ayanazmat/Halide,myrtleTree33/Halide,delcypher/Halide,tdenniston/Halide,ayanazmat/Halide,rodrigob/Halide,psuriana/Halide,kenkuang1213/Halide