llvm-project/llvm/lib/Target/WebAssembly/WebAssemblyInstrFormats.td

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TableGen

// WebAssemblyInstrFormats.td - WebAssembly Instruction Formats -*- tblgen -*-//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
///
/// \file
/// \brief WebAssembly instruction format definitions.
///
//===----------------------------------------------------------------------===//
// WebAssembly Instruction Format.
class WebAssemblyInst<string asmstr> : Instruction {
field bits<0> Inst; // Instruction encoding.
let Namespace = "WebAssembly";
let Pattern = [];
let AsmString = asmstr;
}
// Normal instructions.
class I<dag oops, dag iops, list<dag> pattern, string asmstr = "">
: WebAssemblyInst<asmstr> {
dag OutOperandList = oops;
dag InOperandList = iops;
let Pattern = pattern;
}
// Unary and binary instructions, for the local types that WebAssembly supports.
multiclass UnaryInt<SDNode node, string name> {
def _I32 : I<(outs I32:$dst), (ins I32:$src),
[(set I32:$dst, (node I32:$src))],
!strconcat("i32.", !strconcat(name, " $dst, $src"))>;
def _I64 : I<(outs I64:$dst), (ins I64:$src),
[(set I64:$dst, (node I64:$src))],
!strconcat("i64.", !strconcat(name, " $dst, $src"))>;
}
multiclass BinaryInt<SDNode node, string name> {
def _I32 : I<(outs I32:$dst), (ins I32:$lhs, I32:$rhs),
[(set I32:$dst, (node I32:$lhs, I32:$rhs))],
!strconcat("i32.", !strconcat(name, " $dst, $lhs, $rhs"))>;
def _I64 : I<(outs I64:$dst), (ins I64:$lhs, I64:$rhs),
[(set I64:$dst, (node I64:$lhs, I64:$rhs))],
!strconcat("i64.", !strconcat(name, " $dst, $lhs, $rhs"))>;
}
multiclass UnaryFP<SDNode node, string name> {
def _F32 : I<(outs F32:$dst), (ins F32:$src),
[(set F32:$dst, (node F32:$src))],
!strconcat("f32.", !strconcat(name, " $dst, $src"))>;
def _F64 : I<(outs F64:$dst), (ins F64:$src),
[(set F64:$dst, (node F64:$src))],
!strconcat("f64.", !strconcat(name, " $dst, $src"))>;
}
multiclass BinaryFP<SDNode node, string name> {
def _F32 : I<(outs F32:$dst), (ins F32:$lhs, F32:$rhs),
[(set F32:$dst, (node F32:$lhs, F32:$rhs))],
!strconcat("f32.", !strconcat(name, " $dst, $lhs, $rhs"))>;
def _F64 : I<(outs F64:$dst), (ins F64:$lhs, F64:$rhs),
[(set F64:$dst, (node F64:$lhs, F64:$rhs))],
!strconcat("f64.", !strconcat(name, " $dst, $lhs, $rhs"))>;
}
multiclass ComparisonInt<CondCode cond, string name> {
def _I32 : I<(outs I32:$dst), (ins I32:$lhs, I32:$rhs),
[(set I32:$dst, (setcc I32:$lhs, I32:$rhs, cond))],
!strconcat("i32.", !strconcat(name, " $dst, $lhs, $rhs"))>;
def _I64 : I<(outs I32:$dst), (ins I64:$lhs, I64:$rhs),
[(set I32:$dst, (setcc I64:$lhs, I64:$rhs, cond))],
!strconcat("i64.", !strconcat(name, " $dst, $lhs, $rhs"))>;
}
multiclass ComparisonFP<CondCode cond, string name> {
def _F32 : I<(outs I32:$dst), (ins F32:$lhs, F32:$rhs),
[(set I32:$dst, (setcc F32:$lhs, F32:$rhs, cond))],
!strconcat("f32.", !strconcat(name, " $dst, $lhs, $rhs"))>;
def _F64 : I<(outs I32:$dst), (ins F64:$lhs, F64:$rhs),
[(set I32:$dst, (setcc F64:$lhs, F64:$rhs, cond))],
!strconcat("f64.", !strconcat(name, " $dst, $lhs, $rhs"))>;
}