llvm-project/llvm/lib/Target/PowerPC/GISel/PPCLegalizerInfo.cpp

46 lines
1.5 KiB
C++

//===- PPCLegalizerInfo.h ----------------------------------------*- C++ -*-==//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
/// \file
/// This file implements the targeting of the Machinelegalizer class for PowerPC
//===----------------------------------------------------------------------===//
#include "PPCLegalizerInfo.h"
#include "llvm/Support/Debug.h"
#define DEBUG_TYPE "ppc-legalinfo"
using namespace llvm;
using namespace LegalizeActions;
PPCLegalizerInfo::PPCLegalizerInfo(const PPCSubtarget &ST) {
using namespace TargetOpcode;
const LLT S32 = LLT::scalar(32);
const LLT S64 = LLT::scalar(64);
getActionDefinitionsBuilder(G_IMPLICIT_DEF).legalFor({S64});
getActionDefinitionsBuilder(G_CONSTANT)
.legalFor({S64})
.clampScalar(0, S64, S64);
getActionDefinitionsBuilder({G_AND, G_OR, G_XOR})
.legalFor({S64})
.clampScalar(0, S64, S64);
getActionDefinitionsBuilder({G_ADD, G_SUB})
.legalFor({S64})
.clampScalar(0, S64, S64);
getActionDefinitionsBuilder({G_FADD, G_FSUB, G_FMUL, G_FDIV})
.legalFor({S32, S64});
getActionDefinitionsBuilder({G_FPTOSI, G_FPTOUI})
.legalForCartesianProduct({S64}, {S32, S64});
getActionDefinitionsBuilder({G_SITOFP, G_UITOFP})
.legalForCartesianProduct({S32, S64}, {S64});
getLegacyLegalizerInfo().computeTables();
}