[PATCH] D140771: [RISCV] Add codegen support for RISCV XTHeadVdot Extension

[Jiejie Rong via Phabricator via llvm-commits]

JojoR created this revision.
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This patch adds codegen support for XTHeadVdot extension,
which is documented here, it's based on standard vector extension v1.0:

  https://github.com/T-head-Semi/thead-extension-spec


https://reviews.llvm.org/D140771

Files:
  llvm/include/llvm/IR/IntrinsicsRISCV.td
  llvm/include/llvm/IR/IntrinsicsRISCVXTHead.td
  llvm/lib/Target/RISCV/RISCVInstrInfoXTHead.td
  llvm/test/CodeGen/RISCV/rvv/xtheadvdot-vmaqa.ll
  llvm/test/CodeGen/RISCV/rvv/xtheadvdot-vmaqasu.ll
  llvm/test/CodeGen/RISCV/rvv/xtheadvdot-vmaqau.ll
  llvm/test/CodeGen/RISCV/rvv/xtheadvdot-vmaqaus.ll

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