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* [AMDGPU] Convert rcp to rcp_iflagStanislav Mekhanoshin2018-06-271-0/+21
If a source of rcp instruction is a result of any conversion from an integer convert it into rcp_iflag instruction. No FP exception can ever happen except division by zero if a single precision rcp argument is a representation of an integral number. Differential Revision: https://reviews.llvm.org/D48569 llvm-svn: 335742
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