10b57cec5SDimitry Andric// WebAssemblyInstrRef.td - WebAssembly reference type codegen --*- tablegen -*- 20b57cec5SDimitry Andric// 30b57cec5SDimitry Andric// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 40b57cec5SDimitry Andric// See https://llvm.org/LICENSE.txt for license information. 50b57cec5SDimitry Andric// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 60b57cec5SDimitry Andric// 70b57cec5SDimitry Andric//===----------------------------------------------------------------------===// 80b57cec5SDimitry Andric/// 90b57cec5SDimitry Andric/// \file 105ffd83dbSDimitry Andric/// WebAssembly reference type operand codegen constructs. 110b57cec5SDimitry Andric/// 120b57cec5SDimitry Andric//===----------------------------------------------------------------------===// 130b57cec5SDimitry Andric 140eae32dcSDimitry Andricmulticlass REF_I<WebAssemblyRegClass rc, ValueType vt, string ht> { 150eae32dcSDimitry Andric defm REF_NULL_#rc : I<(outs rc:$dst), (ins), 160eae32dcSDimitry Andric (outs), (ins), 170eae32dcSDimitry Andric [(set rc:$dst, (!cast<Intrinsic>("int_wasm_ref_null_" # ht)))], 180eae32dcSDimitry Andric "ref.null_" # ht # "$dst", 190eae32dcSDimitry Andric "ref.null_" # ht, 200eae32dcSDimitry Andric !cond(!eq(ht, "func") : 0xd070, 210eae32dcSDimitry Andric !eq(ht, "extern") : 0xd06f)>, 22e8d8bef9SDimitry Andric Requires<[HasReferenceTypes]>; 23fe6060f1SDimitry Andric defm SELECT_#rc: I<(outs rc:$dst), (ins rc:$lhs, rc:$rhs, I32:$cond), 240b57cec5SDimitry Andric (outs), (ins), 25fe6060f1SDimitry Andric [(set rc:$dst, 26fe6060f1SDimitry Andric (select I32:$cond, rc:$lhs, rc:$rhs))], 27e8d8bef9SDimitry Andric vt#".select\t$dst, $lhs, $rhs, $cond", 28e8d8bef9SDimitry Andric vt#".select", 0x1b>, 29e8d8bef9SDimitry Andric Requires<[HasReferenceTypes]>; 30*81ad6265SDimitry Andric defm REF_IS_NULL_#rc 31*81ad6265SDimitry Andric : I<(outs I32:$dst), (ins rc:$ref), (outs), (ins), 32*81ad6265SDimitry Andric [(set I32:$dst, (!cast<Intrinsic>("int_wasm_ref_is_null_" # ht) rc:$ref))], 33*81ad6265SDimitry Andric "ref.is_null\t$ref", 34*81ad6265SDimitry Andric "ref.is_null", 0xd1>, 35*81ad6265SDimitry Andric Requires<[HasReferenceTypes]>; 36e8d8bef9SDimitry Andric} 370b57cec5SDimitry Andric 380eae32dcSDimitry Andricdefm "" : REF_I<FUNCREF, funcref, "func">; 390eae32dcSDimitry Andricdefm "" : REF_I<EXTERNREF, externref, "extern">; 40e8d8bef9SDimitry Andric 41fe6060f1SDimitry Andricforeach rc = [FUNCREF, EXTERNREF] in { 42fe6060f1SDimitry Andricdef : Pat<(select (i32 (setne I32:$cond, 0)), rc:$lhs, rc:$rhs), 43fe6060f1SDimitry Andric (!cast<Instruction>("SELECT_"#rc) rc:$lhs, rc:$rhs, I32:$cond)>; 44fe6060f1SDimitry Andricdef : Pat<(select (i32 (seteq I32:$cond, 0)), rc:$lhs, rc:$rhs), 45fe6060f1SDimitry Andric (!cast<Instruction>("SELECT_"#rc) rc:$rhs, rc:$lhs, I32:$cond)>; 46e8d8bef9SDimitry Andric} 47