xref: /freebsd/contrib/llvm-project/llvm/lib/Target/RISCV/RISCVInstrInfoZcmop.td (revision 7fdf597e96a02165cfe22ff357b857d5fa15ed8a)
1//===-- RISCVInstrInfoZcmop.td -----------------------------*- tablegen -*-===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8//
9// This file describes the RISC-V instructions from the standard Compressed
10// May-Be-Operations Extension (Zcmop).
11//
12//===----------------------------------------------------------------------===//
13
14let hasSideEffects = 0, mayLoad = 0, mayStore = 0 in
15class CMOPInst<bits<3> imm3, string opcodestr>
16    : RVInst16CI<0b011, 0b01, (outs), (ins), opcodestr, ""> {
17  let Inst{6-2} = 0;
18  let Inst{7} = 1;
19  let Inst{10-8} = imm3;
20  let Inst{12-11} = 0;
21}
22
23foreach n = [1, 3, 5, 7, 9, 11, 13, 15] in {
24  let Predicates = [HasStdExtZcmop] in
25  def C_MOP # n : CMOPInst<!srl(n, 1), "c.mop." # n>, Sched<[]>;
26}
27