[all-commits] [llvm/llvm-project] 1bebb9: [RISCV] Add B extension (#76893)

[Pengcheng Wang via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 1bebb99324a1cd85e18e1907c7afdde5d2bc4593
      https://github.com/llvm/llvm-project/commit/1bebb99324a1cd85e18e1907c7afdde5d2bc4593
  Author: Pengcheng Wang <wangpengcheng.pp at bytedance.com>
  Date:   2024-06-11 (Tue, 11 Jun 2024)

  Changed paths:
    M clang/test/Driver/riscv-arch.c
    M clang/test/Preprocessor/riscv-target-features.c
    M llvm/docs/RISCVUsage.rst
    M llvm/docs/ReleaseNotes.rst
    M llvm/lib/Target/RISCV/RISCVFeatures.td
    M llvm/test/CodeGen/RISCV/attributes.ll
    M llvm/unittests/TargetParser/RISCVISAInfoTest.cpp

  Log Message:
  -----------
  [RISCV] Add B extension (#76893)

It seems that we have `B` extension again:
https://github.com/riscv/riscv-b

According to the spec, `B` extension represents the collection of
the `Zba`, `Zbb`, `Zbs` extensions.

Though it hasn't been ratified, I set its version to `1.0`.



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