1// WebAssemblyInstrTable.td - WebAssembly Table codegen support -*- 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 Table operand code-gen constructs. 11/// Instructions that handle tables 12//===----------------------------------------------------------------------===// 13 14def WebAssemblyTableSet_t : SDTypeProfile<0, 3, [SDTCisPtrTy<1>]>; 15def WebAssemblyTableSet : SDNode<"WebAssemblyISD::TABLE_SET", WebAssemblyTableSet_t, 16 [SDNPHasChain, SDNPMayStore, SDNPMemOperand]>; 17 18def WebAssemblyTableGet_t : SDTypeProfile<1, 2, [SDTCisPtrTy<1>]>; 19def WebAssemblyTableGet : SDNode<"WebAssemblyISD::TABLE_GET", WebAssemblyTableGet_t, 20 [SDNPHasChain, SDNPMayLoad, SDNPMemOperand]>; 21 22 23multiclass TABLE<WebAssemblyRegClass rc, string suffix> { 24 let mayLoad = 1 in 25 defm TABLE_GET_#rc : I<(outs rc:$res), (ins table32_op:$table, I32:$i), 26 (outs), (ins table32_op:$table), 27 [(set rc:$res, (!cast<Intrinsic>("int_wasm_table_get_" # suffix) (WebAssemblyWrapper tglobaladdr:$table), I32:$i))], 28 "table.get\t$res, $table, $i", 29 "table.get\t$table", 30 0x25>; 31 32 let mayStore = 1 in 33 defm TABLE_SET_#rc : I<(outs), (ins table32_op:$table, I32:$i, rc:$val), 34 (outs), (ins table32_op:$table), 35 [(!cast<Intrinsic>("int_wasm_table_set_" # suffix) (WebAssemblyWrapper tglobaladdr:$table), I32:$i, rc:$val)], 36 "table.set\t$table, $i, $val", 37 "table.set\t$table", 38 0x26>; 39 40 defm TABLE_GROW_#rc : I<(outs I32:$sz), (ins table32_op:$table, rc:$val, I32:$n), 41 (outs), (ins table32_op:$table), 42 [(set I32:$sz, (!cast<Intrinsic>("int_wasm_table_grow_" # suffix) (WebAssemblyWrapper tglobaladdr:$table), rc:$val, I32:$n))], 43 "table.grow\t$sz, $table, $val, $n", 44 "table.grow\t$table", 45 0xfc0f>; 46 47 defm TABLE_FILL_#rc : I<(outs), (ins table32_op:$table, I32:$i, rc:$val, I32:$n), 48 (outs), (ins table32_op:$table), 49 [(!cast<Intrinsic>("int_wasm_table_fill_" # suffix) (WebAssemblyWrapper tglobaladdr:$table), I32:$i, rc:$val, I32:$n)], 50 "table.fill\t$table, $i, $val, $n", 51 "table.fill\t$table", 52 0xfc11>; 53 54 foreach vt = rc.RegTypes in { 55 def : Pat<(vt (WebAssemblyTableGet (WebAssemblyWrapper tglobaladdr:$table), i32:$idx)), 56 (!cast<NI>("TABLE_GET_" # rc) tglobaladdr:$table, i32:$idx)>; 57 def : Pat<(WebAssemblyTableSet 58 (WebAssemblyWrapper tglobaladdr:$table), 59 i32:$idx, 60 vt:$src), 61 (!cast<NI>("TABLE_SET_" # rc) tglobaladdr:$table, i32:$idx, vt:$src)>; 62 } 63} 64 65defm "" : TABLE<FUNCREF, "funcref">, Requires<[HasReferenceTypes]>; 66defm "" : TABLE<EXTERNREF, "externref">, Requires<[HasReferenceTypes]>; 67 68def : Pat<(WebAssemblyTableSet mcsym:$table, i32:$idx, funcref:$r), 69 (TABLE_SET_FUNCREF mcsym:$table, i32:$idx, funcref:$r)>, 70 Requires<[HasReferenceTypes]>; 71 72defm TABLE_SIZE : I<(outs I32:$sz), (ins table32_op:$table), 73 (outs), (ins table32_op:$table), 74 [(set I32:$sz, (int_wasm_table_size (WebAssemblyWrapper tglobaladdr:$table)))], 75 "table.size\t$sz, $table", 76 "table.size\t$table", 77 0xfc10>, 78 Requires<[HasReferenceTypes]>; 79 80 81defm TABLE_COPY : I<(outs), (ins table32_op:$table1, table32_op:$table2, I32:$d, I32:$s, I32:$n), 82 (outs), (ins table32_op:$table1, table32_op:$table2), 83 [(int_wasm_table_copy (WebAssemblyWrapper tglobaladdr:$table1), 84 (WebAssemblyWrapper tglobaladdr:$table2), 85 I32:$d, I32:$s, I32:$n)], 86 "table.copy\t$table1, $table2, $d, $s, $n", 87 "table.copy\t$table1, $table2", 88 0xfc0e>, 89 Requires<[HasReferenceTypes]>; 90