[PATCH] D88570: [TargetLowering] SimplifyDemandedBits EXTRACT_VECTOR_ELT -> constant
Jay Foad via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Wed Sep 30 07:13:11 PDT 2020
foad created this revision.
foad added reviewers: RKSimon, nikic, craig.topper, spatel.
Herald added subscribers: llvm-commits, hiraditya.
Herald added a project: LLVM.
foad requested review of this revision.
If all bits of the the extracted element are known, simplify it to a
constant.
Repository:
rG LLVM Github Monorepo
https://reviews.llvm.org/D88570
Files:
llvm/lib/CodeGen/SelectionDAG/TargetLowering.cpp
llvm/test/CodeGen/AArch64/arm64-nvcast.ll
llvm/test/CodeGen/AArch64/arm64-promote-const-complex-initializers.ll
llvm/test/CodeGen/ARM/func-argpassing-endian.ll
llvm/test/CodeGen/X86/2011-10-19-widen_vselect.ll
llvm/test/CodeGen/X86/2012-07-10-extload64.ll
llvm/test/CodeGen/X86/fold-load-vec.ll
llvm/test/CodeGen/X86/nontemporal-3.ll
llvm/test/CodeGen/X86/pr41619.ll
llvm/test/CodeGen/X86/vec_zero_cse.ll
llvm/test/CodeGen/X86/vector-shuffle-combining.ll
llvm/test/CodeGen/X86/widen_shuffle-1.ll
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