fix atan2 when tmp4==0
fix atan2 when tmp4==0

ROCmSoftwarePlatform/hipeigen,ritsu1228/eigen,pasuka/eigen,toastedcrumpets/eigen,ROCmSoftwarePlatform/hipeigen,pasuka/eigen,toastedcrumpets/eigen,ritsu1228/eigen,pasuka/eigen,toastedcrumpets/eigen,Zefz/eigen,TSC21/Eigen,Zefz/eigen,TSC21/Eigen,TSC21/Eigen,toastedcrumpets/eigen,ROCmSoftwarePlatform/hipeigen,Zefz/eigen,pasuka/eigen,Zefz/eigen,TSC21/Eigen,ritsu1228/eigen,ritsu1228/eigen,ritsu1228/eigen,ROCmSoftwarePlatform/hipeigen,pasuka/eigen