forked from OSchip/llvm-project
47 lines
1.7 KiB
TableGen
47 lines
1.7 KiB
TableGen
//===- WebAssemblyInstrCall.td-WebAssembly Call codegen support -*- tablegen -*-
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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///
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/// \file
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/// \brief WebAssembly Call operand code-gen constructs.
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///
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//===----------------------------------------------------------------------===//
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// The call sequence start/end LLVM-isms isn't useful to WebAssembly since it's
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// a virtual ISA.
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let isCodeGenOnly = 1 in {
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def : I<(outs), (ins i64imm:$amt),
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[(WebAssemblycallseq_start timm:$amt)]>;
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def : I<(outs), (ins i64imm:$amt1, i64imm:$amt2),
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[(WebAssemblycallseq_end timm:$amt1, timm:$amt2)]>;
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} // isCodeGenOnly = 1
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multiclass CALL<WebAssemblyRegClass vt> {
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def CALL_#vt : I<(outs vt:$dst), (ins global:$callee, variable_ops),
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[(set vt:$dst, (WebAssemblycall1 (WebAssemblywrapper tglobaladdr:$callee)))]>;
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def CALL_INDIRECT_#vt : I<(outs vt:$dst), (ins I32:$callee, variable_ops),
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[(set vt:$dst, (WebAssemblycall1 I32:$callee))]>;
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}
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let Uses = [SP32, SP64], isCall = 1 in {
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defm : CALL<I32>;
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defm : CALL<I64>;
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defm : CALL<F32>;
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defm : CALL<F64>;
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def CALL_VOID : I<(outs), (ins global:$callee, variable_ops),
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[(WebAssemblycall0 (WebAssemblywrapper tglobaladdr:$callee))]>;
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def CALL_INDIRECT_VOID : I<(outs), (ins I32:$callee, variable_ops),
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[(WebAssemblycall0 I32:$callee)]>;
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} // Uses = [SP32,SP64], isCall = 1
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/*
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* TODO(jfb): Add the following.
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*
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* addressof: obtain a function pointer value for a given function
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*/
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