contrib/llvm/lib/Target/WebAssembly/WebAssemblyInstrExceptRef.td

   1 // WebAssemblyInstrExceptRef.td-WebAssembly except_ref codegen --*- tablegen -*-
   2 //
   3 //                     The LLVM Compiler Infrastructure
   4 //
   5 // This file is distributed under the University of Illinois Open Source
   6 // License. See LICENSE.TXT for details.
   7 //
   8 //===----------------------------------------------------------------------===//
   9 ///
  10 /// \file
  11 /// WebAssembly except_ref operand code-gen constructs.
  12 ///
  13 //===----------------------------------------------------------------------===//
  14
  15 let Defs = [ARGUMENTS] in {
  16
  17 defm SELECT_EXCEPT_REF : I<(outs EXCEPT_REF:$dst),
  18                            (ins EXCEPT_REF:$lhs, EXCEPT_REF:$rhs, I32:$cond),
  19                            (outs), (ins),
  20                            [(set EXCEPT_REF:$dst,
  21                             (select I32:$cond, EXCEPT_REF:$lhs,
  22                              EXCEPT_REF:$rhs))],
  23                            "except_ref.select\t$dst, $lhs, $rhs, $cond",
  24                            "except_ref.select", 0x1b>;
  25
  26 } // Defs = [ARGUMENTS]
  27
  28 def : Pat<(select (i32 (setne I32:$cond, 0)), EXCEPT_REF:$lhs, EXCEPT_REF:$rhs),
  29           (SELECT_EXCEPT_REF EXCEPT_REF:$lhs, EXCEPT_REF:$rhs, I32:$cond)>;
  30 def : Pat<(select (i32 (seteq I32:$cond, 0)), EXCEPT_REF:$lhs, EXCEPT_REF:$rhs),
  31           (SELECT_EXCEPT_REF EXCEPT_REF:$rhs, EXCEPT_REF:$lhs, I32:$cond)>;