d659bd1635
This tries to allow libcalls to be tail called, using a similar method to DAG where the type is checked to make sure they match, and if so the backend, through lowerCall checks that the tailcall is valid for all arguments.
36 lines
1.2 KiB
C++
36 lines
1.2 KiB
C++
//===- MipsLegalizerInfo ----------------------------------------*- C++ -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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/// \file
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/// This file declares the targeting of the Machinelegalizer class for Mips.
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/// \todo This should be generated by TableGen.
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_LIB_TARGET_MIPS_MIPSMACHINELEGALIZER_H
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#define LLVM_LIB_TARGET_MIPS_MIPSMACHINELEGALIZER_H
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#include "llvm/CodeGen/GlobalISel/GISelChangeObserver.h"
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#include "llvm/CodeGen/GlobalISel/LegalizerInfo.h"
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namespace llvm {
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class MipsSubtarget;
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/// This class provides legalization strategies.
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class MipsLegalizerInfo : public LegalizerInfo {
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public:
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MipsLegalizerInfo(const MipsSubtarget &ST);
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bool legalizeCustom(LegalizerHelper &Helper, MachineInstr &MI,
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LostDebugLocObserver &LocObserver) const override;
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bool legalizeIntrinsic(LegalizerHelper &Helper,
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MachineInstr &MI) const override;
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};
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} // end namespace llvm
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#endif
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