[all-commits] [llvm/llvm-project] 0c0552: [RISCV] Use RISCVISD::CZERO_EQZ/CZERO_NEZ for XVen...

[Craig Topper via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 0c055286b2178c28f61142d6f1c40a05e3e45dd8
      https://github.com/llvm/llvm-project/commit/0c055286b2178c28f61142d6f1c40a05e3e45dd8
  Author: Craig Topper <craig.topper at sifive.com>
  Date:   2023-07-18 (Tue, 18 Jul 2023)

  Changed paths:
    M llvm/lib/Target/RISCV/RISCVISelLowering.cpp
    M llvm/lib/Target/RISCV/RISCVISelLowering.h
    M llvm/lib/Target/RISCV/RISCVInstrInfoXVentana.td
    M llvm/test/CodeGen/RISCV/condops.ll
    M llvm/test/CodeGen/RISCV/select.ll

  Log Message:
  -----------
  [RISCV] Use RISCVISD::CZERO_EQZ/CZERO_NEZ for XVentanaCondOps.

This makes Zicond and XVentanaCondOps use the same code path.
The instructions have identical semantics.

Reviewed By: wangpc

Differential Revision: https://reviews.llvm.org/D155391