forked from OSchip/llvm-project
68 lines
2.7 KiB
TableGen
68 lines
2.7 KiB
TableGen
// WebAssemblyInstrFormats.td - WebAssembly Instruction Formats -*- tblgen -*-//
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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 instruction format definitions.
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///
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//===----------------------------------------------------------------------===//
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// WebAssembly Instruction Format.
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class WebAssemblyInst<string cstr> : Instruction {
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field bits<0> Inst; // Instruction encoding.
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let Namespace = "WebAssembly";
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let Pattern = [];
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let Constraints = cstr;
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}
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// Normal instructions.
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class I<dag oops, dag iops, list<dag> pattern, string cstr = "">
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: WebAssemblyInst<cstr> {
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dag OutOperandList = oops;
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dag InOperandList = iops;
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let Pattern = pattern;
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}
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// Unary and binary instructions, for the local types that WebAssembly supports.
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multiclass UnaryInt<SDNode node> {
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def _I32 : I<(outs Int32:$dst), (ins Int32:$src),
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[(set Int32:$dst, (node Int32:$src))]>;
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def _I64 : I<(outs Int64:$dst), (ins Int64:$src),
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[(set Int64:$dst, (node Int64:$src))]>;
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}
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multiclass BinaryInt<SDNode node> {
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def _I32 : I<(outs Int32:$dst), (ins Int32:$lhs, Int32:$rhs),
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[(set Int32:$dst, (node Int32:$lhs, Int32:$rhs))]>;
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def _I64 : I<(outs Int64:$dst), (ins Int64:$lhs, Int64:$rhs),
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[(set Int64:$dst, (node Int64:$lhs, Int64:$rhs))]>;
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}
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multiclass UnaryFP<SDNode node> {
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def _F32 : I<(outs Float32:$dst), (ins Float32:$src),
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[(set Float32:$dst, (node Float32:$src))]>;
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def _F64 : I<(outs Float64:$dst), (ins Float64:$src),
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[(set Float64:$dst, (node Float64:$src))]>;
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}
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multiclass BinaryFP<SDNode node> {
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def _F32 : I<(outs Float32:$dst), (ins Float32:$lhs, Float32:$rhs),
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[(set Float32:$dst, (node Float32:$lhs, Float32:$rhs))]>;
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def _F64 : I<(outs Float64:$dst), (ins Float64:$lhs, Float64:$rhs),
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[(set Float64:$dst, (node Float64:$lhs, Float64:$rhs))]>;
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}
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multiclass ComparisonInt<CondCode cond> {
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def _I32 : I<(outs Int32:$dst), (ins Int32:$lhs, Int32:$rhs),
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[(set Int32:$dst, (setcc Int32:$lhs, Int32:$rhs, cond))]>;
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def _I64 : I<(outs Int32:$dst), (ins Int64:$lhs, Int64:$rhs),
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[(set Int32:$dst, (setcc Int64:$lhs, Int64:$rhs, cond))]>;
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}
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multiclass ComparisonFP<CondCode cond> {
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def _F32 : I<(outs Int32:$dst), (ins Float32:$lhs, Float32:$rhs),
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[(set Int32:$dst, (setcc Float32:$lhs, Float32:$rhs, cond))]>;
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def _F64 : I<(outs Int32:$dst), (ins Float64:$lhs, Float64:$rhs),
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[(set Int32:$dst, (setcc Float64:$lhs, Float64:$rhs, cond))]>;
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}
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