[PATCH] D121714: [VP] fm flag transfer to SDNodes [VE] VVP_FMA fusion
Simon Moll via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Tue Mar 15 09:33:23 PDT 2022
simoll created this revision.
simoll added reviewers: kaz7, frasercrmck, craig.topper, rogfer01.
simoll added projects: VE, VP.
Herald added subscribers: dexonsmith, steven.zhang, hiraditya, mgorny.
Herald added a project: All.
simoll requested review of this revision.
Herald added a project: LLVM.
Herald added a subscriber: llvm-commits.
On the VP side: Fast-math flag transfer from VP intrinsics to VP SDNodes. Tested through the VE parts of this patch.
For VE: Custom fusion code for VVP_FMA. Yes, there could/should be a generic DAGCombiner path for this, however, this is just the first in a series of VE-specific combiner patterns.
Repository:
rG LLVM Github Monorepo
https://reviews.llvm.org/D121714
Files:
llvm/include/llvm/IR/Operator.h
llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
llvm/lib/Target/VE/CMakeLists.txt
llvm/lib/Target/VE/VEISelLowering.cpp
llvm/lib/Target/VE/VEISelLowering.h
llvm/lib/Target/VE/VVPCombine.cpp
llvm/lib/Target/VE/VVPISelLowering.cpp
llvm/test/CodeGen/VE/Vector/fuse_vp_fma.ll
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