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b036a4a9f3
Summary: Add except_ref as a first-class type, according to the [[https://github.com/WebAssembly/exception-handling/blob/master/proposals/Level-1.md | Level 1 exception handling proposal ]]. Reviewers: dschuff Subscribers: jfb, sbc100, llvm-commits Differential Revision: https://reviews.llvm.org/D43706 llvm-svn: 326985
30 lines
1.2 KiB
TableGen
30 lines
1.2 KiB
TableGen
// WebAssemblyInstrExceptRef.td-WebAssembly except_ref codegen --*- 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 except_ref operand code-gen constructs.
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///
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//===----------------------------------------------------------------------===//
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let Defs = [ARGUMENTS] in {
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def SELECT_EXCEPT_REF : I<(outs EXCEPT_REF:$dst),
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(ins EXCEPT_REF:$lhs, EXCEPT_REF:$rhs, I32:$cond),
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[(set EXCEPT_REF:$dst,
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(select I32:$cond, EXCEPT_REF:$lhs,
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EXCEPT_REF:$rhs))],
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"except_ref.select\t$dst, $lhs, $rhs, $cond", 0x1b>;
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} // Defs = [ARGUMENTS]
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def : Pat<(select (i32 (setne I32:$cond, 0)), EXCEPT_REF:$lhs, EXCEPT_REF:$rhs),
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(SELECT_EXCEPT_REF EXCEPT_REF:$lhs, EXCEPT_REF:$rhs, I32:$cond)>;
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def : Pat<(select (i32 (seteq I32:$cond, 0)), EXCEPT_REF:$lhs, EXCEPT_REF:$rhs),
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(SELECT_EXCEPT_REF EXCEPT_REF:$rhs, EXCEPT_REF:$lhs, I32:$cond)>;
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