[PATCH] D71956: [X86] Improve v2i64->v2f32 uint_to_fp on avx and avx2 targets.
Craig Topper via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Sat Dec 28 00:33:23 PST 2019
craig.topper created this revision.
craig.topper added reviewers: RKSimon, spatel.
Herald added a subscriber: hiraditya.
Herald added a project: LLVM.
Based on Simon's D52965 <https://reviews.llvm.org/D52965>, but improved to handle strict fp and
improve some of the shuffling.
Rather than use v2i1/v4i1 and let type legalization continue,
just generate all the code with legal types and use an explicit
shuffle.
Repository:
rG LLVM Github Monorepo
https://reviews.llvm.org/D71956
Files:
llvm/lib/Target/X86/X86ISelLowering.cpp
llvm/test/CodeGen/X86/vec-strict-inttofp-128.ll
llvm/test/CodeGen/X86/vec_int_to_fp.ll
llvm/test/CodeGen/X86/vector-constrained-fp-intrinsics.ll
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