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Commit b57dd171 authored by Simon Pilgrim's avatar Simon Pilgrim
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[X86][AVX512] Autoupgrade lossless i32/u32 to f64 conversion intrinsics with generic IR 

Both the (V)CVTDQ2PD (i32 to f64) and (V)CVTUDQ2PD (u32 to f64) conversion instructions are lossless and can be safely represented as generic SINT_TO_FP/UINT_TO_FP calls instead of x86 intrinsics without affecting final codegen.

LLVM counterpart to D26686

Differential Revision: https://reviews.llvm.org/D26736

llvm-svn: 287108
parent 678dd8fc
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