contrib/llvm-project/llvm/lib/Target/WebAssembly/WebAssemblyInstrRef.td

   1 // WebAssemblyInstrRef.td - WebAssembly reference type codegen --*- 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 /// \file
  10 /// WebAssembly refence type operand codegen constructs.
  11 ///
  12 //===----------------------------------------------------------------------===//
  13
  14 defm SELECT_EXNREF : I<(outs EXNREF:$dst),
  15                        (ins EXNREF:$lhs, EXNREF:$rhs, I32:$cond),
  16                        (outs), (ins),
  17                        [(set EXNREF:$dst,
  18                          (select I32:$cond, EXNREF:$lhs, EXNREF:$rhs))],
  19                        "exnref.select\t$dst, $lhs, $rhs, $cond",
  20                        "exnref.select", 0x1b>;
  21
  22 def : Pat<(select (i32 (setne I32:$cond, 0)), EXNREF:$lhs, EXNREF:$rhs),
  23           (SELECT_EXNREF EXNREF:$lhs, EXNREF:$rhs, I32:$cond)>;
  24 def : Pat<(select (i32 (seteq I32:$cond, 0)), EXNREF:$lhs, EXNREF:$rhs),
  25           (SELECT_EXNREF EXNREF:$rhs, EXNREF:$lhs, I32:$cond)>;