[all-commits] [llvm/llvm-project] 319836: [RISCV][Clang] Add support for Zmmul extension

[ksyx via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 3198364e6e4943512ed48f2a1c1ab4c418b72f42
      https://github.com/llvm/llvm-project/commit/3198364e6e4943512ed48f2a1c1ab4c418b72f42
  Author: ksyx <18738953+ksyx at users.noreply.github.com>
  Date:   2022-07-18 (Mon, 18 Jul 2022)

  Changed paths:
    M clang/lib/Basic/Targets/RISCV.cpp
    M clang/test/Driver/riscv-arch.c
    M llvm/lib/Support/RISCVISAInfo.cpp
    M llvm/lib/Target/RISCV/RISCV.td
    M llvm/lib/Target/RISCV/RISCVISelLowering.cpp
    M llvm/lib/Target/RISCV/RISCVInstrInfo.cpp
    M llvm/lib/Target/RISCV/RISCVInstrInfoM.td
    M llvm/lib/Target/RISCV/RISCVSubtarget.h
    M llvm/test/CodeGen/RISCV/attributes.ll
    A llvm/test/CodeGen/RISCV/zmmul.ll
    M llvm/test/MC/RISCV/rv32i-invalid.s
    A llvm/test/MC/RISCV/rv32zmmul-invaild.s
    A llvm/test/MC/RISCV/rv32zmmul-valid.s
    A llvm/test/MC/RISCV/rv64zmmul-invalid.s
    A llvm/test/MC/RISCV/rv64zmmul-valid.s

  Log Message:
  -----------
  [RISCV][Clang] Add support for Zmmul extension

This patch implements recently ratified extension Zmmul, a subextension
of M (Integer Multiplication and Division) consisting only
multiplication part of it.

Differential Revision: https://reviews.llvm.org/D103313
Reviewed By: craig.topper, jrtc27, asb