1 //===- WebAssemblyInstrCall.td-WebAssembly Call codegen support -*- tablegen -*-
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
11 /// \brief WebAssembly Call operand code-gen constructs.
13 //===----------------------------------------------------------------------===//
15 // The call sequence start/end LLVM-isms isn't useful to WebAssembly since it's
17 let isCodeGenOnly = 1 in {
18 def : I<(outs), (ins i64imm:$amt),
19 [(WebAssemblycallseq_start timm:$amt)]>;
20 def : I<(outs), (ins i64imm:$amt1, i64imm:$amt2),
21 [(WebAssemblycallseq_end timm:$amt1, timm:$amt2)]>;
22 } // isCodeGenOnly = 1
24 multiclass CALL<WebAssemblyRegClass vt> {
25 def CALL_#vt : I<(outs vt:$dst), (ins Int32:$callee, variable_ops),
26 [(set vt:$dst, (WebAssemblycall Int32:$callee))]>;
28 let Uses = [SP32, SP64], isCall = 1 in {
34 } // Uses = [SP32,SP64], isCall = 1
37 * TODO(jfb): Add the following.
39 * call_direct: call function directly
40 * call_indirect: call function indirectly
41 * addressof: obtain a function pointer value for a given function