[PATCH] D63433: [RISCV] Add RISCV-specific TargetTransformInfo

[Sam Elliott via Phabricator via llvm-commits]

lenary updated this revision to Diff 205981.
lenary added a comment.

Address Review Comments:

- Make getIntMatCost significantly more conservative, to avoid regressions.
- Make getIntMatCost prevent hoisting for all intrinsics to avoid a bug.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D63433/new/

https://reviews.llvm.org/D63433

Files:
  llvm/lib/Target/RISCV/CMakeLists.txt
  llvm/lib/Target/RISCV/LLVMBuild.txt
  llvm/lib/Target/RISCV/RISCVTargetMachine.cpp
  llvm/lib/Target/RISCV/RISCVTargetMachine.h
  llvm/lib/Target/RISCV/RISCVTargetTransformInfo.cpp
  llvm/lib/Target/RISCV/RISCVTargetTransformInfo.h
  llvm/test/CodeGen/RISCV/imm-cse.ll
  llvm/test/Transforms/ConstantHoisting/RISCV/immediates.ll
  llvm/test/Transforms/ConstantHoisting/RISCV/lit.local.cfg

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