1// WebAssemblyInstrFormats.td - WebAssembly Instruction Formats -*- tblgen -*-//
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/// \brief WebAssembly instruction format definitions.
12///
13//===----------------------------------------------------------------------===//
14
15// WebAssembly Instruction Format
16class WebAssemblyInst<string cstr> : Instruction {
17  field bits<0> Inst; // Instruction encoding.
18  let Namespace   = "WebAssembly";
19  let Pattern     = [];
20  let Constraints = cstr;
21}
22
23// Normal instructions
24class I<dag oops, dag iops, list<dag> pattern, string cstr = "">
25    : WebAssemblyInst<cstr> {
26  dag OutOperandList = oops;
27  dag InOperandList  = iops;
28  let Pattern        = pattern;
29}
30