[PATCH] D70007: [Intrinsic] Add fixed point division intrinsics.
Bevin Hansson via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Fri Nov 8 06:53:23 PST 2019
ebevhan created this revision.
ebevhan added reviewers: bjope, leonardchan.
Herald added subscribers: llvm-commits, jdoerfert, hiraditya.
Herald added a project: LLVM.
This patch adds intrinsics and ISelDAG nodes for
signed and unsigned fixed-point division:
llvm.sdiv.fix.*
llvm.udiv.fix.*
These intrinsics perform scaled division on two
integers or vectors of integers. They are required
for the implementation of the Embedded-C fixed-point
arithmetic in Clang.
Repository:
rG LLVM Github Monorepo
https://reviews.llvm.org/D70007
Files:
llvm/docs/LangRef.rst
llvm/include/llvm/CodeGen/ISDOpcodes.h
llvm/include/llvm/CodeGen/TargetLowering.h
llvm/include/llvm/IR/Intrinsics.td
llvm/include/llvm/Target/TargetSelectionDAG.td
llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
llvm/lib/CodeGen/SelectionDAG/LegalizeIntegerTypes.cpp
llvm/lib/CodeGen/SelectionDAG/LegalizeTypes.h
llvm/lib/CodeGen/SelectionDAG/LegalizeVectorOps.cpp
llvm/lib/CodeGen/SelectionDAG/LegalizeVectorTypes.cpp
llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
llvm/lib/CodeGen/SelectionDAG/SelectionDAGDumper.cpp
llvm/lib/CodeGen/SelectionDAG/TargetLowering.cpp
llvm/lib/CodeGen/TargetLoweringBase.cpp
llvm/lib/IR/Verifier.cpp
llvm/test/CodeGen/X86/sdiv_fix.ll
llvm/test/CodeGen/X86/udiv_fix.ll
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