forked from OSchip/llvm-project
4214 lines
184 KiB
C++
4214 lines
184 KiB
C++
//===-- AutoUpgrade.cpp - Implement auto-upgrade helper functions ---------===//
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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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//
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// This file implements the auto-upgrade helper functions.
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// This is where deprecated IR intrinsics and other IR features are updated to
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// current specifications.
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//
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//===----------------------------------------------------------------------===//
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#include "llvm/IR/AutoUpgrade.h"
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#include "llvm/ADT/StringSwitch.h"
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#include "llvm/IR/Constants.h"
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#include "llvm/IR/DIBuilder.h"
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#include "llvm/IR/DebugInfo.h"
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#include "llvm/IR/DiagnosticInfo.h"
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#include "llvm/IR/Function.h"
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#include "llvm/IR/IRBuilder.h"
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#include "llvm/IR/Instruction.h"
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#include "llvm/IR/IntrinsicInst.h"
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#include "llvm/IR/IntrinsicsAArch64.h"
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#include "llvm/IR/IntrinsicsARM.h"
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#include "llvm/IR/IntrinsicsX86.h"
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#include "llvm/IR/LLVMContext.h"
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#include "llvm/IR/Module.h"
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#include "llvm/IR/Verifier.h"
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#include "llvm/Support/ErrorHandling.h"
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#include "llvm/Support/Regex.h"
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#include <cstring>
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using namespace llvm;
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static void rename(GlobalValue *GV) { GV->setName(GV->getName() + ".old"); }
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// Upgrade the declarations of the SSE4.1 ptest intrinsics whose arguments have
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// changed their type from v4f32 to v2i64.
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static bool UpgradePTESTIntrinsic(Function* F, Intrinsic::ID IID,
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Function *&NewFn) {
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// Check whether this is an old version of the function, which received
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// v4f32 arguments.
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Type *Arg0Type = F->getFunctionType()->getParamType(0);
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if (Arg0Type != VectorType::get(Type::getFloatTy(F->getContext()), 4))
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return false;
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// Yes, it's old, replace it with new version.
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rename(F);
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NewFn = Intrinsic::getDeclaration(F->getParent(), IID);
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return true;
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}
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// Upgrade the declarations of intrinsic functions whose 8-bit immediate mask
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// arguments have changed their type from i32 to i8.
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static bool UpgradeX86IntrinsicsWith8BitMask(Function *F, Intrinsic::ID IID,
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Function *&NewFn) {
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// Check that the last argument is an i32.
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Type *LastArgType = F->getFunctionType()->getParamType(
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F->getFunctionType()->getNumParams() - 1);
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if (!LastArgType->isIntegerTy(32))
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return false;
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// Move this function aside and map down.
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rename(F);
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NewFn = Intrinsic::getDeclaration(F->getParent(), IID);
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return true;
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}
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static bool ShouldUpgradeX86Intrinsic(Function *F, StringRef Name) {
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// All of the intrinsics matches below should be marked with which llvm
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// version started autoupgrading them. At some point in the future we would
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// like to use this information to remove upgrade code for some older
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// intrinsics. It is currently undecided how we will determine that future
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// point.
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if (Name == "addcarryx.u32" || // Added in 8.0
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Name == "addcarryx.u64" || // Added in 8.0
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Name == "addcarry.u32" || // Added in 8.0
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Name == "addcarry.u64" || // Added in 8.0
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Name == "subborrow.u32" || // Added in 8.0
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Name == "subborrow.u64" || // Added in 8.0
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Name.startswith("sse2.padds.") || // Added in 8.0
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Name.startswith("sse2.psubs.") || // Added in 8.0
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Name.startswith("sse2.paddus.") || // Added in 8.0
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Name.startswith("sse2.psubus.") || // Added in 8.0
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Name.startswith("avx2.padds.") || // Added in 8.0
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Name.startswith("avx2.psubs.") || // Added in 8.0
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Name.startswith("avx2.paddus.") || // Added in 8.0
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Name.startswith("avx2.psubus.") || // Added in 8.0
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Name.startswith("avx512.padds.") || // Added in 8.0
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Name.startswith("avx512.psubs.") || // Added in 8.0
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Name.startswith("avx512.mask.padds.") || // Added in 8.0
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Name.startswith("avx512.mask.psubs.") || // Added in 8.0
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Name.startswith("avx512.mask.paddus.") || // Added in 8.0
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Name.startswith("avx512.mask.psubus.") || // Added in 8.0
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Name=="ssse3.pabs.b.128" || // Added in 6.0
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Name=="ssse3.pabs.w.128" || // Added in 6.0
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Name=="ssse3.pabs.d.128" || // Added in 6.0
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Name.startswith("fma4.vfmadd.s") || // Added in 7.0
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Name.startswith("fma.vfmadd.") || // Added in 7.0
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Name.startswith("fma.vfmsub.") || // Added in 7.0
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Name.startswith("fma.vfmsubadd.") || // Added in 7.0
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Name.startswith("fma.vfnmadd.") || // Added in 7.0
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Name.startswith("fma.vfnmsub.") || // Added in 7.0
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Name.startswith("avx512.mask.vfmadd.") || // Added in 7.0
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Name.startswith("avx512.mask.vfnmadd.") || // Added in 7.0
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Name.startswith("avx512.mask.vfnmsub.") || // Added in 7.0
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Name.startswith("avx512.mask3.vfmadd.") || // Added in 7.0
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Name.startswith("avx512.maskz.vfmadd.") || // Added in 7.0
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Name.startswith("avx512.mask3.vfmsub.") || // Added in 7.0
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Name.startswith("avx512.mask3.vfnmsub.") || // Added in 7.0
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Name.startswith("avx512.mask.vfmaddsub.") || // Added in 7.0
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Name.startswith("avx512.maskz.vfmaddsub.") || // Added in 7.0
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Name.startswith("avx512.mask3.vfmaddsub.") || // Added in 7.0
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Name.startswith("avx512.mask3.vfmsubadd.") || // Added in 7.0
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Name.startswith("avx512.mask.shuf.i") || // Added in 6.0
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Name.startswith("avx512.mask.shuf.f") || // Added in 6.0
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Name.startswith("avx512.kunpck") || //added in 6.0
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Name.startswith("avx2.pabs.") || // Added in 6.0
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Name.startswith("avx512.mask.pabs.") || // Added in 6.0
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Name.startswith("avx512.broadcastm") || // Added in 6.0
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Name == "sse.sqrt.ss" || // Added in 7.0
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Name == "sse2.sqrt.sd" || // Added in 7.0
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Name.startswith("avx512.mask.sqrt.p") || // Added in 7.0
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Name.startswith("avx.sqrt.p") || // Added in 7.0
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Name.startswith("sse2.sqrt.p") || // Added in 7.0
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Name.startswith("sse.sqrt.p") || // Added in 7.0
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Name.startswith("avx512.mask.pbroadcast") || // Added in 6.0
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Name.startswith("sse2.pcmpeq.") || // Added in 3.1
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Name.startswith("sse2.pcmpgt.") || // Added in 3.1
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Name.startswith("avx2.pcmpeq.") || // Added in 3.1
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Name.startswith("avx2.pcmpgt.") || // Added in 3.1
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Name.startswith("avx512.mask.pcmpeq.") || // Added in 3.9
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Name.startswith("avx512.mask.pcmpgt.") || // Added in 3.9
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Name.startswith("avx.vperm2f128.") || // Added in 6.0
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Name == "avx2.vperm2i128" || // Added in 6.0
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Name == "sse.add.ss" || // Added in 4.0
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Name == "sse2.add.sd" || // Added in 4.0
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Name == "sse.sub.ss" || // Added in 4.0
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Name == "sse2.sub.sd" || // Added in 4.0
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Name == "sse.mul.ss" || // Added in 4.0
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Name == "sse2.mul.sd" || // Added in 4.0
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Name == "sse.div.ss" || // Added in 4.0
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Name == "sse2.div.sd" || // Added in 4.0
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Name == "sse41.pmaxsb" || // Added in 3.9
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Name == "sse2.pmaxs.w" || // Added in 3.9
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Name == "sse41.pmaxsd" || // Added in 3.9
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Name == "sse2.pmaxu.b" || // Added in 3.9
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Name == "sse41.pmaxuw" || // Added in 3.9
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Name == "sse41.pmaxud" || // Added in 3.9
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Name == "sse41.pminsb" || // Added in 3.9
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Name == "sse2.pmins.w" || // Added in 3.9
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Name == "sse41.pminsd" || // Added in 3.9
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Name == "sse2.pminu.b" || // Added in 3.9
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Name == "sse41.pminuw" || // Added in 3.9
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Name == "sse41.pminud" || // Added in 3.9
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Name == "avx512.kand.w" || // Added in 7.0
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Name == "avx512.kandn.w" || // Added in 7.0
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Name == "avx512.knot.w" || // Added in 7.0
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Name == "avx512.kor.w" || // Added in 7.0
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Name == "avx512.kxor.w" || // Added in 7.0
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Name == "avx512.kxnor.w" || // Added in 7.0
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Name == "avx512.kortestc.w" || // Added in 7.0
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Name == "avx512.kortestz.w" || // Added in 7.0
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Name.startswith("avx512.mask.pshuf.b.") || // Added in 4.0
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Name.startswith("avx2.pmax") || // Added in 3.9
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Name.startswith("avx2.pmin") || // Added in 3.9
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Name.startswith("avx512.mask.pmax") || // Added in 4.0
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Name.startswith("avx512.mask.pmin") || // Added in 4.0
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Name.startswith("avx2.vbroadcast") || // Added in 3.8
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Name.startswith("avx2.pbroadcast") || // Added in 3.8
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Name.startswith("avx.vpermil.") || // Added in 3.1
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Name.startswith("sse2.pshuf") || // Added in 3.9
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Name.startswith("avx512.pbroadcast") || // Added in 3.9
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Name.startswith("avx512.mask.broadcast.s") || // Added in 3.9
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Name.startswith("avx512.mask.movddup") || // Added in 3.9
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Name.startswith("avx512.mask.movshdup") || // Added in 3.9
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Name.startswith("avx512.mask.movsldup") || // Added in 3.9
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Name.startswith("avx512.mask.pshuf.d.") || // Added in 3.9
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Name.startswith("avx512.mask.pshufl.w.") || // Added in 3.9
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Name.startswith("avx512.mask.pshufh.w.") || // Added in 3.9
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Name.startswith("avx512.mask.shuf.p") || // Added in 4.0
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Name.startswith("avx512.mask.vpermil.p") || // Added in 3.9
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Name.startswith("avx512.mask.perm.df.") || // Added in 3.9
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Name.startswith("avx512.mask.perm.di.") || // Added in 3.9
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Name.startswith("avx512.mask.punpckl") || // Added in 3.9
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Name.startswith("avx512.mask.punpckh") || // Added in 3.9
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Name.startswith("avx512.mask.unpckl.") || // Added in 3.9
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Name.startswith("avx512.mask.unpckh.") || // Added in 3.9
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Name.startswith("avx512.mask.pand.") || // Added in 3.9
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Name.startswith("avx512.mask.pandn.") || // Added in 3.9
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Name.startswith("avx512.mask.por.") || // Added in 3.9
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Name.startswith("avx512.mask.pxor.") || // Added in 3.9
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Name.startswith("avx512.mask.and.") || // Added in 3.9
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Name.startswith("avx512.mask.andn.") || // Added in 3.9
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Name.startswith("avx512.mask.or.") || // Added in 3.9
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Name.startswith("avx512.mask.xor.") || // Added in 3.9
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Name.startswith("avx512.mask.padd.") || // Added in 4.0
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Name.startswith("avx512.mask.psub.") || // Added in 4.0
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Name.startswith("avx512.mask.pmull.") || // Added in 4.0
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Name.startswith("avx512.mask.cvtdq2pd.") || // Added in 4.0
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Name.startswith("avx512.mask.cvtudq2pd.") || // Added in 4.0
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Name.startswith("avx512.mask.cvtudq2ps.") || // Added in 7.0 updated 9.0
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Name.startswith("avx512.mask.cvtqq2pd.") || // Added in 7.0 updated 9.0
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Name.startswith("avx512.mask.cvtuqq2pd.") || // Added in 7.0 updated 9.0
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Name.startswith("avx512.mask.cvtdq2ps.") || // Added in 7.0 updated 9.0
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Name == "avx512.mask.vcvtph2ps.128" || // Added in 11.0
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Name == "avx512.mask.vcvtph2ps.256" || // Added in 11.0
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Name == "avx512.mask.cvtqq2ps.256" || // Added in 9.0
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Name == "avx512.mask.cvtqq2ps.512" || // Added in 9.0
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Name == "avx512.mask.cvtuqq2ps.256" || // Added in 9.0
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Name == "avx512.mask.cvtuqq2ps.512" || // Added in 9.0
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Name == "avx512.mask.cvtpd2dq.256" || // Added in 7.0
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Name == "avx512.mask.cvtpd2ps.256" || // Added in 7.0
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Name == "avx512.mask.cvttpd2dq.256" || // Added in 7.0
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Name == "avx512.mask.cvttps2dq.128" || // Added in 7.0
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Name == "avx512.mask.cvttps2dq.256" || // Added in 7.0
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Name == "avx512.mask.cvtps2pd.128" || // Added in 7.0
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Name == "avx512.mask.cvtps2pd.256" || // Added in 7.0
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Name == "avx512.cvtusi2sd" || // Added in 7.0
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Name.startswith("avx512.mask.permvar.") || // Added in 7.0
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Name == "sse2.pmulu.dq" || // Added in 7.0
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Name == "sse41.pmuldq" || // Added in 7.0
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Name == "avx2.pmulu.dq" || // Added in 7.0
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Name == "avx2.pmul.dq" || // Added in 7.0
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Name == "avx512.pmulu.dq.512" || // Added in 7.0
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Name == "avx512.pmul.dq.512" || // Added in 7.0
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Name.startswith("avx512.mask.pmul.dq.") || // Added in 4.0
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Name.startswith("avx512.mask.pmulu.dq.") || // Added in 4.0
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Name.startswith("avx512.mask.pmul.hr.sw.") || // Added in 7.0
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Name.startswith("avx512.mask.pmulh.w.") || // Added in 7.0
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Name.startswith("avx512.mask.pmulhu.w.") || // Added in 7.0
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Name.startswith("avx512.mask.pmaddw.d.") || // Added in 7.0
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Name.startswith("avx512.mask.pmaddubs.w.") || // Added in 7.0
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Name.startswith("avx512.mask.packsswb.") || // Added in 5.0
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Name.startswith("avx512.mask.packssdw.") || // Added in 5.0
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Name.startswith("avx512.mask.packuswb.") || // Added in 5.0
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Name.startswith("avx512.mask.packusdw.") || // Added in 5.0
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Name.startswith("avx512.mask.cmp.b") || // Added in 5.0
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Name.startswith("avx512.mask.cmp.d") || // Added in 5.0
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Name.startswith("avx512.mask.cmp.q") || // Added in 5.0
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Name.startswith("avx512.mask.cmp.w") || // Added in 5.0
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Name.startswith("avx512.mask.cmp.p") || // Added in 7.0
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Name.startswith("avx512.mask.ucmp.") || // Added in 5.0
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Name.startswith("avx512.cvtb2mask.") || // Added in 7.0
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Name.startswith("avx512.cvtw2mask.") || // Added in 7.0
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Name.startswith("avx512.cvtd2mask.") || // Added in 7.0
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Name.startswith("avx512.cvtq2mask.") || // Added in 7.0
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Name.startswith("avx512.mask.vpermilvar.") || // Added in 4.0
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|
Name.startswith("avx512.mask.psll.d") || // Added in 4.0
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|
Name.startswith("avx512.mask.psll.q") || // Added in 4.0
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|
Name.startswith("avx512.mask.psll.w") || // Added in 4.0
|
|
Name.startswith("avx512.mask.psra.d") || // Added in 4.0
|
|
Name.startswith("avx512.mask.psra.q") || // Added in 4.0
|
|
Name.startswith("avx512.mask.psra.w") || // Added in 4.0
|
|
Name.startswith("avx512.mask.psrl.d") || // Added in 4.0
|
|
Name.startswith("avx512.mask.psrl.q") || // Added in 4.0
|
|
Name.startswith("avx512.mask.psrl.w") || // Added in 4.0
|
|
Name.startswith("avx512.mask.pslli") || // Added in 4.0
|
|
Name.startswith("avx512.mask.psrai") || // Added in 4.0
|
|
Name.startswith("avx512.mask.psrli") || // Added in 4.0
|
|
Name.startswith("avx512.mask.psllv") || // Added in 4.0
|
|
Name.startswith("avx512.mask.psrav") || // Added in 4.0
|
|
Name.startswith("avx512.mask.psrlv") || // Added in 4.0
|
|
Name.startswith("sse41.pmovsx") || // Added in 3.8
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|
Name.startswith("sse41.pmovzx") || // Added in 3.9
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|
Name.startswith("avx2.pmovsx") || // Added in 3.9
|
|
Name.startswith("avx2.pmovzx") || // Added in 3.9
|
|
Name.startswith("avx512.mask.pmovsx") || // Added in 4.0
|
|
Name.startswith("avx512.mask.pmovzx") || // Added in 4.0
|
|
Name.startswith("avx512.mask.lzcnt.") || // Added in 5.0
|
|
Name.startswith("avx512.mask.pternlog.") || // Added in 7.0
|
|
Name.startswith("avx512.maskz.pternlog.") || // Added in 7.0
|
|
Name.startswith("avx512.mask.vpmadd52") || // Added in 7.0
|
|
Name.startswith("avx512.maskz.vpmadd52") || // Added in 7.0
|
|
Name.startswith("avx512.mask.vpermi2var.") || // Added in 7.0
|
|
Name.startswith("avx512.mask.vpermt2var.") || // Added in 7.0
|
|
Name.startswith("avx512.maskz.vpermt2var.") || // Added in 7.0
|
|
Name.startswith("avx512.mask.vpdpbusd.") || // Added in 7.0
|
|
Name.startswith("avx512.maskz.vpdpbusd.") || // Added in 7.0
|
|
Name.startswith("avx512.mask.vpdpbusds.") || // Added in 7.0
|
|
Name.startswith("avx512.maskz.vpdpbusds.") || // Added in 7.0
|
|
Name.startswith("avx512.mask.vpdpwssd.") || // Added in 7.0
|
|
Name.startswith("avx512.maskz.vpdpwssd.") || // Added in 7.0
|
|
Name.startswith("avx512.mask.vpdpwssds.") || // Added in 7.0
|
|
Name.startswith("avx512.maskz.vpdpwssds.") || // Added in 7.0
|
|
Name.startswith("avx512.mask.dbpsadbw.") || // Added in 7.0
|
|
Name.startswith("avx512.mask.vpshld.") || // Added in 7.0
|
|
Name.startswith("avx512.mask.vpshrd.") || // Added in 7.0
|
|
Name.startswith("avx512.mask.vpshldv.") || // Added in 8.0
|
|
Name.startswith("avx512.mask.vpshrdv.") || // Added in 8.0
|
|
Name.startswith("avx512.maskz.vpshldv.") || // Added in 8.0
|
|
Name.startswith("avx512.maskz.vpshrdv.") || // Added in 8.0
|
|
Name.startswith("avx512.vpshld.") || // Added in 8.0
|
|
Name.startswith("avx512.vpshrd.") || // Added in 8.0
|
|
Name.startswith("avx512.mask.add.p") || // Added in 7.0. 128/256 in 4.0
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|
Name.startswith("avx512.mask.sub.p") || // Added in 7.0. 128/256 in 4.0
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Name.startswith("avx512.mask.mul.p") || // Added in 7.0. 128/256 in 4.0
|
|
Name.startswith("avx512.mask.div.p") || // Added in 7.0. 128/256 in 4.0
|
|
Name.startswith("avx512.mask.max.p") || // Added in 7.0. 128/256 in 5.0
|
|
Name.startswith("avx512.mask.min.p") || // Added in 7.0. 128/256 in 5.0
|
|
Name.startswith("avx512.mask.fpclass.p") || // Added in 7.0
|
|
Name.startswith("avx512.mask.vpshufbitqmb.") || // Added in 8.0
|
|
Name.startswith("avx512.mask.pmultishift.qb.") || // Added in 8.0
|
|
Name.startswith("avx512.mask.conflict.") || // Added in 9.0
|
|
Name == "avx512.mask.pmov.qd.256" || // Added in 9.0
|
|
Name == "avx512.mask.pmov.qd.512" || // Added in 9.0
|
|
Name == "avx512.mask.pmov.wb.256" || // Added in 9.0
|
|
Name == "avx512.mask.pmov.wb.512" || // Added in 9.0
|
|
Name == "sse.cvtsi2ss" || // Added in 7.0
|
|
Name == "sse.cvtsi642ss" || // Added in 7.0
|
|
Name == "sse2.cvtsi2sd" || // Added in 7.0
|
|
Name == "sse2.cvtsi642sd" || // Added in 7.0
|
|
Name == "sse2.cvtss2sd" || // Added in 7.0
|
|
Name == "sse2.cvtdq2pd" || // Added in 3.9
|
|
Name == "sse2.cvtdq2ps" || // Added in 7.0
|
|
Name == "sse2.cvtps2pd" || // Added in 3.9
|
|
Name == "avx.cvtdq2.pd.256" || // Added in 3.9
|
|
Name == "avx.cvtdq2.ps.256" || // Added in 7.0
|
|
Name == "avx.cvt.ps2.pd.256" || // Added in 3.9
|
|
Name.startswith("vcvtph2ps.") || // Added in 11.0
|
|
Name.startswith("avx.vinsertf128.") || // Added in 3.7
|
|
Name == "avx2.vinserti128" || // Added in 3.7
|
|
Name.startswith("avx512.mask.insert") || // Added in 4.0
|
|
Name.startswith("avx.vextractf128.") || // Added in 3.7
|
|
Name == "avx2.vextracti128" || // Added in 3.7
|
|
Name.startswith("avx512.mask.vextract") || // Added in 4.0
|
|
Name.startswith("sse4a.movnt.") || // Added in 3.9
|
|
Name.startswith("avx.movnt.") || // Added in 3.2
|
|
Name.startswith("avx512.storent.") || // Added in 3.9
|
|
Name == "sse41.movntdqa" || // Added in 5.0
|
|
Name == "avx2.movntdqa" || // Added in 5.0
|
|
Name == "avx512.movntdqa" || // Added in 5.0
|
|
Name == "sse2.storel.dq" || // Added in 3.9
|
|
Name.startswith("sse.storeu.") || // Added in 3.9
|
|
Name.startswith("sse2.storeu.") || // Added in 3.9
|
|
Name.startswith("avx.storeu.") || // Added in 3.9
|
|
Name.startswith("avx512.mask.storeu.") || // Added in 3.9
|
|
Name.startswith("avx512.mask.store.p") || // Added in 3.9
|
|
Name.startswith("avx512.mask.store.b.") || // Added in 3.9
|
|
Name.startswith("avx512.mask.store.w.") || // Added in 3.9
|
|
Name.startswith("avx512.mask.store.d.") || // Added in 3.9
|
|
Name.startswith("avx512.mask.store.q.") || // Added in 3.9
|
|
Name == "avx512.mask.store.ss" || // Added in 7.0
|
|
Name.startswith("avx512.mask.loadu.") || // Added in 3.9
|
|
Name.startswith("avx512.mask.load.") || // Added in 3.9
|
|
Name.startswith("avx512.mask.expand.load.") || // Added in 7.0
|
|
Name.startswith("avx512.mask.compress.store.") || // Added in 7.0
|
|
Name.startswith("avx512.mask.expand.b") || // Added in 9.0
|
|
Name.startswith("avx512.mask.expand.w") || // Added in 9.0
|
|
Name.startswith("avx512.mask.expand.d") || // Added in 9.0
|
|
Name.startswith("avx512.mask.expand.q") || // Added in 9.0
|
|
Name.startswith("avx512.mask.expand.p") || // Added in 9.0
|
|
Name.startswith("avx512.mask.compress.b") || // Added in 9.0
|
|
Name.startswith("avx512.mask.compress.w") || // Added in 9.0
|
|
Name.startswith("avx512.mask.compress.d") || // Added in 9.0
|
|
Name.startswith("avx512.mask.compress.q") || // Added in 9.0
|
|
Name.startswith("avx512.mask.compress.p") || // Added in 9.0
|
|
Name == "sse42.crc32.64.8" || // Added in 3.4
|
|
Name.startswith("avx.vbroadcast.s") || // Added in 3.5
|
|
Name.startswith("avx512.vbroadcast.s") || // Added in 7.0
|
|
Name.startswith("avx512.mask.palignr.") || // Added in 3.9
|
|
Name.startswith("avx512.mask.valign.") || // Added in 4.0
|
|
Name.startswith("sse2.psll.dq") || // Added in 3.7
|
|
Name.startswith("sse2.psrl.dq") || // Added in 3.7
|
|
Name.startswith("avx2.psll.dq") || // Added in 3.7
|
|
Name.startswith("avx2.psrl.dq") || // Added in 3.7
|
|
Name.startswith("avx512.psll.dq") || // Added in 3.9
|
|
Name.startswith("avx512.psrl.dq") || // Added in 3.9
|
|
Name == "sse41.pblendw" || // Added in 3.7
|
|
Name.startswith("sse41.blendp") || // Added in 3.7
|
|
Name.startswith("avx.blend.p") || // Added in 3.7
|
|
Name == "avx2.pblendw" || // Added in 3.7
|
|
Name.startswith("avx2.pblendd.") || // Added in 3.7
|
|
Name.startswith("avx.vbroadcastf128") || // Added in 4.0
|
|
Name == "avx2.vbroadcasti128" || // Added in 3.7
|
|
Name.startswith("avx512.mask.broadcastf") || // Added in 6.0
|
|
Name.startswith("avx512.mask.broadcasti") || // Added in 6.0
|
|
Name == "xop.vpcmov" || // Added in 3.8
|
|
Name == "xop.vpcmov.256" || // Added in 5.0
|
|
Name.startswith("avx512.mask.move.s") || // Added in 4.0
|
|
Name.startswith("avx512.cvtmask2") || // Added in 5.0
|
|
Name.startswith("xop.vpcom") || // Added in 3.2, Updated in 9.0
|
|
Name.startswith("xop.vprot") || // Added in 8.0
|
|
Name.startswith("avx512.prol") || // Added in 8.0
|
|
Name.startswith("avx512.pror") || // Added in 8.0
|
|
Name.startswith("avx512.mask.prorv.") || // Added in 8.0
|
|
Name.startswith("avx512.mask.pror.") || // Added in 8.0
|
|
Name.startswith("avx512.mask.prolv.") || // Added in 8.0
|
|
Name.startswith("avx512.mask.prol.") || // Added in 8.0
|
|
Name.startswith("avx512.ptestm") || //Added in 6.0
|
|
Name.startswith("avx512.ptestnm") || //Added in 6.0
|
|
Name.startswith("avx512.mask.pavg")) // Added in 6.0
|
|
return true;
|
|
|
|
return false;
|
|
}
|
|
|
|
static bool UpgradeX86IntrinsicFunction(Function *F, StringRef Name,
|
|
Function *&NewFn) {
|
|
// Only handle intrinsics that start with "x86.".
|
|
if (!Name.startswith("x86."))
|
|
return false;
|
|
// Remove "x86." prefix.
|
|
Name = Name.substr(4);
|
|
|
|
if (ShouldUpgradeX86Intrinsic(F, Name)) {
|
|
NewFn = nullptr;
|
|
return true;
|
|
}
|
|
|
|
if (Name == "rdtscp") { // Added in 8.0
|
|
// If this intrinsic has 0 operands, it's the new version.
|
|
if (F->getFunctionType()->getNumParams() == 0)
|
|
return false;
|
|
|
|
rename(F);
|
|
NewFn = Intrinsic::getDeclaration(F->getParent(),
|
|
Intrinsic::x86_rdtscp);
|
|
return true;
|
|
}
|
|
|
|
// SSE4.1 ptest functions may have an old signature.
|
|
if (Name.startswith("sse41.ptest")) { // Added in 3.2
|
|
if (Name.substr(11) == "c")
|
|
return UpgradePTESTIntrinsic(F, Intrinsic::x86_sse41_ptestc, NewFn);
|
|
if (Name.substr(11) == "z")
|
|
return UpgradePTESTIntrinsic(F, Intrinsic::x86_sse41_ptestz, NewFn);
|
|
if (Name.substr(11) == "nzc")
|
|
return UpgradePTESTIntrinsic(F, Intrinsic::x86_sse41_ptestnzc, NewFn);
|
|
}
|
|
// Several blend and other instructions with masks used the wrong number of
|
|
// bits.
|
|
if (Name == "sse41.insertps") // Added in 3.6
|
|
return UpgradeX86IntrinsicsWith8BitMask(F, Intrinsic::x86_sse41_insertps,
|
|
NewFn);
|
|
if (Name == "sse41.dppd") // Added in 3.6
|
|
return UpgradeX86IntrinsicsWith8BitMask(F, Intrinsic::x86_sse41_dppd,
|
|
NewFn);
|
|
if (Name == "sse41.dpps") // Added in 3.6
|
|
return UpgradeX86IntrinsicsWith8BitMask(F, Intrinsic::x86_sse41_dpps,
|
|
NewFn);
|
|
if (Name == "sse41.mpsadbw") // Added in 3.6
|
|
return UpgradeX86IntrinsicsWith8BitMask(F, Intrinsic::x86_sse41_mpsadbw,
|
|
NewFn);
|
|
if (Name == "avx.dp.ps.256") // Added in 3.6
|
|
return UpgradeX86IntrinsicsWith8BitMask(F, Intrinsic::x86_avx_dp_ps_256,
|
|
NewFn);
|
|
if (Name == "avx2.mpsadbw") // Added in 3.6
|
|
return UpgradeX86IntrinsicsWith8BitMask(F, Intrinsic::x86_avx2_mpsadbw,
|
|
NewFn);
|
|
|
|
// frcz.ss/sd may need to have an argument dropped. Added in 3.2
|
|
if (Name.startswith("xop.vfrcz.ss") && F->arg_size() == 2) {
|
|
rename(F);
|
|
NewFn = Intrinsic::getDeclaration(F->getParent(),
|
|
Intrinsic::x86_xop_vfrcz_ss);
|
|
return true;
|
|
}
|
|
if (Name.startswith("xop.vfrcz.sd") && F->arg_size() == 2) {
|
|
rename(F);
|
|
NewFn = Intrinsic::getDeclaration(F->getParent(),
|
|
Intrinsic::x86_xop_vfrcz_sd);
|
|
return true;
|
|
}
|
|
// Upgrade any XOP PERMIL2 index operand still using a float/double vector.
|
|
if (Name.startswith("xop.vpermil2")) { // Added in 3.9
|
|
auto Idx = F->getFunctionType()->getParamType(2);
|
|
if (Idx->isFPOrFPVectorTy()) {
|
|
rename(F);
|
|
unsigned IdxSize = Idx->getPrimitiveSizeInBits();
|
|
unsigned EltSize = Idx->getScalarSizeInBits();
|
|
Intrinsic::ID Permil2ID;
|
|
if (EltSize == 64 && IdxSize == 128)
|
|
Permil2ID = Intrinsic::x86_xop_vpermil2pd;
|
|
else if (EltSize == 32 && IdxSize == 128)
|
|
Permil2ID = Intrinsic::x86_xop_vpermil2ps;
|
|
else if (EltSize == 64 && IdxSize == 256)
|
|
Permil2ID = Intrinsic::x86_xop_vpermil2pd_256;
|
|
else
|
|
Permil2ID = Intrinsic::x86_xop_vpermil2ps_256;
|
|
NewFn = Intrinsic::getDeclaration(F->getParent(), Permil2ID);
|
|
return true;
|
|
}
|
|
}
|
|
|
|
if (Name == "seh.recoverfp") {
|
|
NewFn = Intrinsic::getDeclaration(F->getParent(), Intrinsic::eh_recoverfp);
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
static bool UpgradeIntrinsicFunction1(Function *F, Function *&NewFn) {
|
|
assert(F && "Illegal to upgrade a non-existent Function.");
|
|
|
|
// Quickly eliminate it, if it's not a candidate.
|
|
StringRef Name = F->getName();
|
|
if (Name.size() <= 8 || !Name.startswith("llvm."))
|
|
return false;
|
|
Name = Name.substr(5); // Strip off "llvm."
|
|
|
|
switch (Name[0]) {
|
|
default: break;
|
|
case 'a': {
|
|
if (Name.startswith("arm.rbit") || Name.startswith("aarch64.rbit")) {
|
|
NewFn = Intrinsic::getDeclaration(F->getParent(), Intrinsic::bitreverse,
|
|
F->arg_begin()->getType());
|
|
return true;
|
|
}
|
|
if (Name.startswith("arm.neon.vclz")) {
|
|
Type* args[2] = {
|
|
F->arg_begin()->getType(),
|
|
Type::getInt1Ty(F->getContext())
|
|
};
|
|
// Can't use Intrinsic::getDeclaration here as it adds a ".i1" to
|
|
// the end of the name. Change name from llvm.arm.neon.vclz.* to
|
|
// llvm.ctlz.*
|
|
FunctionType* fType = FunctionType::get(F->getReturnType(), args, false);
|
|
NewFn = Function::Create(fType, F->getLinkage(), F->getAddressSpace(),
|
|
"llvm.ctlz." + Name.substr(14), F->getParent());
|
|
return true;
|
|
}
|
|
if (Name.startswith("arm.neon.vcnt")) {
|
|
NewFn = Intrinsic::getDeclaration(F->getParent(), Intrinsic::ctpop,
|
|
F->arg_begin()->getType());
|
|
return true;
|
|
}
|
|
static const Regex vldRegex("^arm\\.neon\\.vld([1234]|[234]lane)\\.v[a-z0-9]*$");
|
|
if (vldRegex.match(Name)) {
|
|
auto fArgs = F->getFunctionType()->params();
|
|
SmallVector<Type *, 4> Tys(fArgs.begin(), fArgs.end());
|
|
// Can't use Intrinsic::getDeclaration here as the return types might
|
|
// then only be structurally equal.
|
|
FunctionType* fType = FunctionType::get(F->getReturnType(), Tys, false);
|
|
NewFn = Function::Create(fType, F->getLinkage(), F->getAddressSpace(),
|
|
"llvm." + Name + ".p0i8", F->getParent());
|
|
return true;
|
|
}
|
|
static const Regex vstRegex("^arm\\.neon\\.vst([1234]|[234]lane)\\.v[a-z0-9]*$");
|
|
if (vstRegex.match(Name)) {
|
|
static const Intrinsic::ID StoreInts[] = {Intrinsic::arm_neon_vst1,
|
|
Intrinsic::arm_neon_vst2,
|
|
Intrinsic::arm_neon_vst3,
|
|
Intrinsic::arm_neon_vst4};
|
|
|
|
static const Intrinsic::ID StoreLaneInts[] = {
|
|
Intrinsic::arm_neon_vst2lane, Intrinsic::arm_neon_vst3lane,
|
|
Intrinsic::arm_neon_vst4lane
|
|
};
|
|
|
|
auto fArgs = F->getFunctionType()->params();
|
|
Type *Tys[] = {fArgs[0], fArgs[1]};
|
|
if (Name.find("lane") == StringRef::npos)
|
|
NewFn = Intrinsic::getDeclaration(F->getParent(),
|
|
StoreInts[fArgs.size() - 3], Tys);
|
|
else
|
|
NewFn = Intrinsic::getDeclaration(F->getParent(),
|
|
StoreLaneInts[fArgs.size() - 5], Tys);
|
|
return true;
|
|
}
|
|
if (Name == "aarch64.thread.pointer" || Name == "arm.thread.pointer") {
|
|
NewFn = Intrinsic::getDeclaration(F->getParent(), Intrinsic::thread_pointer);
|
|
return true;
|
|
}
|
|
if (Name.startswith("arm.neon.vqadds.")) {
|
|
NewFn = Intrinsic::getDeclaration(F->getParent(), Intrinsic::sadd_sat,
|
|
F->arg_begin()->getType());
|
|
return true;
|
|
}
|
|
if (Name.startswith("arm.neon.vqaddu.")) {
|
|
NewFn = Intrinsic::getDeclaration(F->getParent(), Intrinsic::uadd_sat,
|
|
F->arg_begin()->getType());
|
|
return true;
|
|
}
|
|
if (Name.startswith("arm.neon.vqsubs.")) {
|
|
NewFn = Intrinsic::getDeclaration(F->getParent(), Intrinsic::ssub_sat,
|
|
F->arg_begin()->getType());
|
|
return true;
|
|
}
|
|
if (Name.startswith("arm.neon.vqsubu.")) {
|
|
NewFn = Intrinsic::getDeclaration(F->getParent(), Intrinsic::usub_sat,
|
|
F->arg_begin()->getType());
|
|
return true;
|
|
}
|
|
if (Name.startswith("aarch64.neon.addp")) {
|
|
if (F->arg_size() != 2)
|
|
break; // Invalid IR.
|
|
VectorType *Ty = dyn_cast<VectorType>(F->getReturnType());
|
|
if (Ty && Ty->getElementType()->isFloatingPointTy()) {
|
|
NewFn = Intrinsic::getDeclaration(F->getParent(),
|
|
Intrinsic::aarch64_neon_faddp, Ty);
|
|
return true;
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
|
|
case 'c': {
|
|
if (Name.startswith("ctlz.") && F->arg_size() == 1) {
|
|
rename(F);
|
|
NewFn = Intrinsic::getDeclaration(F->getParent(), Intrinsic::ctlz,
|
|
F->arg_begin()->getType());
|
|
return true;
|
|
}
|
|
if (Name.startswith("cttz.") && F->arg_size() == 1) {
|
|
rename(F);
|
|
NewFn = Intrinsic::getDeclaration(F->getParent(), Intrinsic::cttz,
|
|
F->arg_begin()->getType());
|
|
return true;
|
|
}
|
|
break;
|
|
}
|
|
case 'd': {
|
|
if (Name == "dbg.value" && F->arg_size() == 4) {
|
|
rename(F);
|
|
NewFn = Intrinsic::getDeclaration(F->getParent(), Intrinsic::dbg_value);
|
|
return true;
|
|
}
|
|
break;
|
|
}
|
|
case 'e': {
|
|
SmallVector<StringRef, 2> Groups;
|
|
static const Regex R("^experimental.vector.reduce.([a-z]+)\\.[fi][0-9]+");
|
|
if (R.match(Name, &Groups)) {
|
|
Intrinsic::ID ID = Intrinsic::not_intrinsic;
|
|
if (Groups[1] == "fadd")
|
|
ID = Intrinsic::experimental_vector_reduce_v2_fadd;
|
|
if (Groups[1] == "fmul")
|
|
ID = Intrinsic::experimental_vector_reduce_v2_fmul;
|
|
|
|
if (ID != Intrinsic::not_intrinsic) {
|
|
rename(F);
|
|
auto Args = F->getFunctionType()->params();
|
|
Type *Tys[] = {F->getFunctionType()->getReturnType(), Args[1]};
|
|
NewFn = Intrinsic::getDeclaration(F->getParent(), ID, Tys);
|
|
return true;
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
case 'i':
|
|
case 'l': {
|
|
bool IsLifetimeStart = Name.startswith("lifetime.start");
|
|
if (IsLifetimeStart || Name.startswith("invariant.start")) {
|
|
Intrinsic::ID ID = IsLifetimeStart ?
|
|
Intrinsic::lifetime_start : Intrinsic::invariant_start;
|
|
auto Args = F->getFunctionType()->params();
|
|
Type* ObjectPtr[1] = {Args[1]};
|
|
if (F->getName() != Intrinsic::getName(ID, ObjectPtr)) {
|
|
rename(F);
|
|
NewFn = Intrinsic::getDeclaration(F->getParent(), ID, ObjectPtr);
|
|
return true;
|
|
}
|
|
}
|
|
|
|
bool IsLifetimeEnd = Name.startswith("lifetime.end");
|
|
if (IsLifetimeEnd || Name.startswith("invariant.end")) {
|
|
Intrinsic::ID ID = IsLifetimeEnd ?
|
|
Intrinsic::lifetime_end : Intrinsic::invariant_end;
|
|
|
|
auto Args = F->getFunctionType()->params();
|
|
Type* ObjectPtr[1] = {Args[IsLifetimeEnd ? 1 : 2]};
|
|
if (F->getName() != Intrinsic::getName(ID, ObjectPtr)) {
|
|
rename(F);
|
|
NewFn = Intrinsic::getDeclaration(F->getParent(), ID, ObjectPtr);
|
|
return true;
|
|
}
|
|
}
|
|
if (Name.startswith("invariant.group.barrier")) {
|
|
// Rename invariant.group.barrier to launder.invariant.group
|
|
auto Args = F->getFunctionType()->params();
|
|
Type* ObjectPtr[1] = {Args[0]};
|
|
rename(F);
|
|
NewFn = Intrinsic::getDeclaration(F->getParent(),
|
|
Intrinsic::launder_invariant_group, ObjectPtr);
|
|
return true;
|
|
|
|
}
|
|
|
|
break;
|
|
}
|
|
case 'm': {
|
|
if (Name.startswith("masked.load.")) {
|
|
Type *Tys[] = { F->getReturnType(), F->arg_begin()->getType() };
|
|
if (F->getName() != Intrinsic::getName(Intrinsic::masked_load, Tys)) {
|
|
rename(F);
|
|
NewFn = Intrinsic::getDeclaration(F->getParent(),
|
|
Intrinsic::masked_load,
|
|
Tys);
|
|
return true;
|
|
}
|
|
}
|
|
if (Name.startswith("masked.store.")) {
|
|
auto Args = F->getFunctionType()->params();
|
|
Type *Tys[] = { Args[0], Args[1] };
|
|
if (F->getName() != Intrinsic::getName(Intrinsic::masked_store, Tys)) {
|
|
rename(F);
|
|
NewFn = Intrinsic::getDeclaration(F->getParent(),
|
|
Intrinsic::masked_store,
|
|
Tys);
|
|
return true;
|
|
}
|
|
}
|
|
// Renaming gather/scatter intrinsics with no address space overloading
|
|
// to the new overload which includes an address space
|
|
if (Name.startswith("masked.gather.")) {
|
|
Type *Tys[] = {F->getReturnType(), F->arg_begin()->getType()};
|
|
if (F->getName() != Intrinsic::getName(Intrinsic::masked_gather, Tys)) {
|
|
rename(F);
|
|
NewFn = Intrinsic::getDeclaration(F->getParent(),
|
|
Intrinsic::masked_gather, Tys);
|
|
return true;
|
|
}
|
|
}
|
|
if (Name.startswith("masked.scatter.")) {
|
|
auto Args = F->getFunctionType()->params();
|
|
Type *Tys[] = {Args[0], Args[1]};
|
|
if (F->getName() != Intrinsic::getName(Intrinsic::masked_scatter, Tys)) {
|
|
rename(F);
|
|
NewFn = Intrinsic::getDeclaration(F->getParent(),
|
|
Intrinsic::masked_scatter, Tys);
|
|
return true;
|
|
}
|
|
}
|
|
// Updating the memory intrinsics (memcpy/memmove/memset) that have an
|
|
// alignment parameter to embedding the alignment as an attribute of
|
|
// the pointer args.
|
|
if (Name.startswith("memcpy.") && F->arg_size() == 5) {
|
|
rename(F);
|
|
// Get the types of dest, src, and len
|
|
ArrayRef<Type *> ParamTypes = F->getFunctionType()->params().slice(0, 3);
|
|
NewFn = Intrinsic::getDeclaration(F->getParent(), Intrinsic::memcpy,
|
|
ParamTypes);
|
|
return true;
|
|
}
|
|
if (Name.startswith("memmove.") && F->arg_size() == 5) {
|
|
rename(F);
|
|
// Get the types of dest, src, and len
|
|
ArrayRef<Type *> ParamTypes = F->getFunctionType()->params().slice(0, 3);
|
|
NewFn = Intrinsic::getDeclaration(F->getParent(), Intrinsic::memmove,
|
|
ParamTypes);
|
|
return true;
|
|
}
|
|
if (Name.startswith("memset.") && F->arg_size() == 5) {
|
|
rename(F);
|
|
// Get the types of dest, and len
|
|
const auto *FT = F->getFunctionType();
|
|
Type *ParamTypes[2] = {
|
|
FT->getParamType(0), // Dest
|
|
FT->getParamType(2) // len
|
|
};
|
|
NewFn = Intrinsic::getDeclaration(F->getParent(), Intrinsic::memset,
|
|
ParamTypes);
|
|
return true;
|
|
}
|
|
break;
|
|
}
|
|
case 'n': {
|
|
if (Name.startswith("nvvm.")) {
|
|
Name = Name.substr(5);
|
|
|
|
// The following nvvm intrinsics correspond exactly to an LLVM intrinsic.
|
|
Intrinsic::ID IID = StringSwitch<Intrinsic::ID>(Name)
|
|
.Cases("brev32", "brev64", Intrinsic::bitreverse)
|
|
.Case("clz.i", Intrinsic::ctlz)
|
|
.Case("popc.i", Intrinsic::ctpop)
|
|
.Default(Intrinsic::not_intrinsic);
|
|
if (IID != Intrinsic::not_intrinsic && F->arg_size() == 1) {
|
|
NewFn = Intrinsic::getDeclaration(F->getParent(), IID,
|
|
{F->getReturnType()});
|
|
return true;
|
|
}
|
|
|
|
// The following nvvm intrinsics correspond exactly to an LLVM idiom, but
|
|
// not to an intrinsic alone. We expand them in UpgradeIntrinsicCall.
|
|
//
|
|
// TODO: We could add lohi.i2d.
|
|
bool Expand = StringSwitch<bool>(Name)
|
|
.Cases("abs.i", "abs.ll", true)
|
|
.Cases("clz.ll", "popc.ll", "h2f", true)
|
|
.Cases("max.i", "max.ll", "max.ui", "max.ull", true)
|
|
.Cases("min.i", "min.ll", "min.ui", "min.ull", true)
|
|
.StartsWith("atomic.load.add.f32.p", true)
|
|
.StartsWith("atomic.load.add.f64.p", true)
|
|
.Default(false);
|
|
if (Expand) {
|
|
NewFn = nullptr;
|
|
return true;
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
case 'o':
|
|
// We only need to change the name to match the mangling including the
|
|
// address space.
|
|
if (Name.startswith("objectsize.")) {
|
|
Type *Tys[2] = { F->getReturnType(), F->arg_begin()->getType() };
|
|
if (F->arg_size() == 2 || F->arg_size() == 3 ||
|
|
F->getName() != Intrinsic::getName(Intrinsic::objectsize, Tys)) {
|
|
rename(F);
|
|
NewFn = Intrinsic::getDeclaration(F->getParent(), Intrinsic::objectsize,
|
|
Tys);
|
|
return true;
|
|
}
|
|
}
|
|
break;
|
|
|
|
case 'p':
|
|
if (Name == "prefetch") {
|
|
// Handle address space overloading.
|
|
Type *Tys[] = {F->arg_begin()->getType()};
|
|
if (F->getName() != Intrinsic::getName(Intrinsic::prefetch, Tys)) {
|
|
rename(F);
|
|
NewFn =
|
|
Intrinsic::getDeclaration(F->getParent(), Intrinsic::prefetch, Tys);
|
|
return true;
|
|
}
|
|
}
|
|
break;
|
|
|
|
case 's':
|
|
if (Name == "stackprotectorcheck") {
|
|
NewFn = nullptr;
|
|
return true;
|
|
}
|
|
break;
|
|
|
|
case 'x':
|
|
if (UpgradeX86IntrinsicFunction(F, Name, NewFn))
|
|
return true;
|
|
}
|
|
// Remangle our intrinsic since we upgrade the mangling
|
|
auto Result = llvm::Intrinsic::remangleIntrinsicFunction(F);
|
|
if (Result != None) {
|
|
NewFn = Result.getValue();
|
|
return true;
|
|
}
|
|
|
|
// This may not belong here. This function is effectively being overloaded
|
|
// to both detect an intrinsic which needs upgrading, and to provide the
|
|
// upgraded form of the intrinsic. We should perhaps have two separate
|
|
// functions for this.
|
|
return false;
|
|
}
|
|
|
|
bool llvm::UpgradeIntrinsicFunction(Function *F, Function *&NewFn) {
|
|
NewFn = nullptr;
|
|
bool Upgraded = UpgradeIntrinsicFunction1(F, NewFn);
|
|
assert(F != NewFn && "Intrinsic function upgraded to the same function");
|
|
|
|
// Upgrade intrinsic attributes. This does not change the function.
|
|
if (NewFn)
|
|
F = NewFn;
|
|
if (Intrinsic::ID id = F->getIntrinsicID())
|
|
F->setAttributes(Intrinsic::getAttributes(F->getContext(), id));
|
|
return Upgraded;
|
|
}
|
|
|
|
GlobalVariable *llvm::UpgradeGlobalVariable(GlobalVariable *GV) {
|
|
if (!(GV->hasName() && (GV->getName() == "llvm.global_ctors" ||
|
|
GV->getName() == "llvm.global_dtors")) ||
|
|
!GV->hasInitializer())
|
|
return nullptr;
|
|
ArrayType *ATy = dyn_cast<ArrayType>(GV->getValueType());
|
|
if (!ATy)
|
|
return nullptr;
|
|
StructType *STy = dyn_cast<StructType>(ATy->getElementType());
|
|
if (!STy || STy->getNumElements() != 2)
|
|
return nullptr;
|
|
|
|
LLVMContext &C = GV->getContext();
|
|
IRBuilder<> IRB(C);
|
|
auto EltTy = StructType::get(STy->getElementType(0), STy->getElementType(1),
|
|
IRB.getInt8PtrTy());
|
|
Constant *Init = GV->getInitializer();
|
|
unsigned N = Init->getNumOperands();
|
|
std::vector<Constant *> NewCtors(N);
|
|
for (unsigned i = 0; i != N; ++i) {
|
|
auto Ctor = cast<Constant>(Init->getOperand(i));
|
|
NewCtors[i] = ConstantStruct::get(
|
|
EltTy, Ctor->getAggregateElement(0u), Ctor->getAggregateElement(1),
|
|
Constant::getNullValue(IRB.getInt8PtrTy()));
|
|
}
|
|
Constant *NewInit = ConstantArray::get(ArrayType::get(EltTy, N), NewCtors);
|
|
|
|
return new GlobalVariable(NewInit->getType(), false, GV->getLinkage(),
|
|
NewInit, GV->getName());
|
|
}
|
|
|
|
// Handles upgrading SSE2/AVX2/AVX512BW PSLLDQ intrinsics by converting them
|
|
// to byte shuffles.
|
|
static Value *UpgradeX86PSLLDQIntrinsics(IRBuilder<> &Builder,
|
|
Value *Op, unsigned Shift) {
|
|
Type *ResultTy = Op->getType();
|
|
unsigned NumElts = ResultTy->getVectorNumElements() * 8;
|
|
|
|
// Bitcast from a 64-bit element type to a byte element type.
|
|
Type *VecTy = VectorType::get(Builder.getInt8Ty(), NumElts);
|
|
Op = Builder.CreateBitCast(Op, VecTy, "cast");
|
|
|
|
// We'll be shuffling in zeroes.
|
|
Value *Res = Constant::getNullValue(VecTy);
|
|
|
|
// If shift is less than 16, emit a shuffle to move the bytes. Otherwise,
|
|
// we'll just return the zero vector.
|
|
if (Shift < 16) {
|
|
uint32_t Idxs[64];
|
|
// 256/512-bit version is split into 2/4 16-byte lanes.
|
|
for (unsigned l = 0; l != NumElts; l += 16)
|
|
for (unsigned i = 0; i != 16; ++i) {
|
|
unsigned Idx = NumElts + i - Shift;
|
|
if (Idx < NumElts)
|
|
Idx -= NumElts - 16; // end of lane, switch operand.
|
|
Idxs[l + i] = Idx + l;
|
|
}
|
|
|
|
Res = Builder.CreateShuffleVector(Res, Op, makeArrayRef(Idxs, NumElts));
|
|
}
|
|
|
|
// Bitcast back to a 64-bit element type.
|
|
return Builder.CreateBitCast(Res, ResultTy, "cast");
|
|
}
|
|
|
|
// Handles upgrading SSE2/AVX2/AVX512BW PSRLDQ intrinsics by converting them
|
|
// to byte shuffles.
|
|
static Value *UpgradeX86PSRLDQIntrinsics(IRBuilder<> &Builder, Value *Op,
|
|
unsigned Shift) {
|
|
Type *ResultTy = Op->getType();
|
|
unsigned NumElts = ResultTy->getVectorNumElements() * 8;
|
|
|
|
// Bitcast from a 64-bit element type to a byte element type.
|
|
Type *VecTy = VectorType::get(Builder.getInt8Ty(), NumElts);
|
|
Op = Builder.CreateBitCast(Op, VecTy, "cast");
|
|
|
|
// We'll be shuffling in zeroes.
|
|
Value *Res = Constant::getNullValue(VecTy);
|
|
|
|
// If shift is less than 16, emit a shuffle to move the bytes. Otherwise,
|
|
// we'll just return the zero vector.
|
|
if (Shift < 16) {
|
|
uint32_t Idxs[64];
|
|
// 256/512-bit version is split into 2/4 16-byte lanes.
|
|
for (unsigned l = 0; l != NumElts; l += 16)
|
|
for (unsigned i = 0; i != 16; ++i) {
|
|
unsigned Idx = i + Shift;
|
|
if (Idx >= 16)
|
|
Idx += NumElts - 16; // end of lane, switch operand.
|
|
Idxs[l + i] = Idx + l;
|
|
}
|
|
|
|
Res = Builder.CreateShuffleVector(Op, Res, makeArrayRef(Idxs, NumElts));
|
|
}
|
|
|
|
// Bitcast back to a 64-bit element type.
|
|
return Builder.CreateBitCast(Res, ResultTy, "cast");
|
|
}
|
|
|
|
static Value *getX86MaskVec(IRBuilder<> &Builder, Value *Mask,
|
|
unsigned NumElts) {
|
|
llvm::VectorType *MaskTy = llvm::VectorType::get(Builder.getInt1Ty(),
|
|
cast<IntegerType>(Mask->getType())->getBitWidth());
|
|
Mask = Builder.CreateBitCast(Mask, MaskTy);
|
|
|
|
// If we have less than 8 elements, then the starting mask was an i8 and
|
|
// we need to extract down to the right number of elements.
|
|
if (NumElts < 8) {
|
|
uint32_t Indices[4];
|
|
for (unsigned i = 0; i != NumElts; ++i)
|
|
Indices[i] = i;
|
|
Mask = Builder.CreateShuffleVector(Mask, Mask,
|
|
makeArrayRef(Indices, NumElts),
|
|
"extract");
|
|
}
|
|
|
|
return Mask;
|
|
}
|
|
|
|
static Value *EmitX86Select(IRBuilder<> &Builder, Value *Mask,
|
|
Value *Op0, Value *Op1) {
|
|
// If the mask is all ones just emit the first operation.
|
|
if (const auto *C = dyn_cast<Constant>(Mask))
|
|
if (C->isAllOnesValue())
|
|
return Op0;
|
|
|
|
Mask = getX86MaskVec(Builder, Mask, Op0->getType()->getVectorNumElements());
|
|
return Builder.CreateSelect(Mask, Op0, Op1);
|
|
}
|
|
|
|
static Value *EmitX86ScalarSelect(IRBuilder<> &Builder, Value *Mask,
|
|
Value *Op0, Value *Op1) {
|
|
// If the mask is all ones just emit the first operation.
|
|
if (const auto *C = dyn_cast<Constant>(Mask))
|
|
if (C->isAllOnesValue())
|
|
return Op0;
|
|
|
|
llvm::VectorType *MaskTy =
|
|
llvm::VectorType::get(Builder.getInt1Ty(),
|
|
Mask->getType()->getIntegerBitWidth());
|
|
Mask = Builder.CreateBitCast(Mask, MaskTy);
|
|
Mask = Builder.CreateExtractElement(Mask, (uint64_t)0);
|
|
return Builder.CreateSelect(Mask, Op0, Op1);
|
|
}
|
|
|
|
// Handle autoupgrade for masked PALIGNR and VALIGND/Q intrinsics.
|
|
// PALIGNR handles large immediates by shifting while VALIGN masks the immediate
|
|
// so we need to handle both cases. VALIGN also doesn't have 128-bit lanes.
|
|
static Value *UpgradeX86ALIGNIntrinsics(IRBuilder<> &Builder, Value *Op0,
|
|
Value *Op1, Value *Shift,
|
|
Value *Passthru, Value *Mask,
|
|
bool IsVALIGN) {
|
|
unsigned ShiftVal = cast<llvm::ConstantInt>(Shift)->getZExtValue();
|
|
|
|
unsigned NumElts = Op0->getType()->getVectorNumElements();
|
|
assert((IsVALIGN || NumElts % 16 == 0) && "Illegal NumElts for PALIGNR!");
|
|
assert((!IsVALIGN || NumElts <= 16) && "NumElts too large for VALIGN!");
|
|
assert(isPowerOf2_32(NumElts) && "NumElts not a power of 2!");
|
|
|
|
// Mask the immediate for VALIGN.
|
|
if (IsVALIGN)
|
|
ShiftVal &= (NumElts - 1);
|
|
|
|
// If palignr is shifting the pair of vectors more than the size of two
|
|
// lanes, emit zero.
|
|
if (ShiftVal >= 32)
|
|
return llvm::Constant::getNullValue(Op0->getType());
|
|
|
|
// If palignr is shifting the pair of input vectors more than one lane,
|
|
// but less than two lanes, convert to shifting in zeroes.
|
|
if (ShiftVal > 16) {
|
|
ShiftVal -= 16;
|
|
Op1 = Op0;
|
|
Op0 = llvm::Constant::getNullValue(Op0->getType());
|
|
}
|
|
|
|
uint32_t Indices[64];
|
|
// 256-bit palignr operates on 128-bit lanes so we need to handle that
|
|
for (unsigned l = 0; l < NumElts; l += 16) {
|
|
for (unsigned i = 0; i != 16; ++i) {
|
|
unsigned Idx = ShiftVal + i;
|
|
if (!IsVALIGN && Idx >= 16) // Disable wrap for VALIGN.
|
|
Idx += NumElts - 16; // End of lane, switch operand.
|
|
Indices[l + i] = Idx + l;
|
|
}
|
|
}
|
|
|
|
Value *Align = Builder.CreateShuffleVector(Op1, Op0,
|
|
makeArrayRef(Indices, NumElts),
|
|
"palignr");
|
|
|
|
return EmitX86Select(Builder, Mask, Align, Passthru);
|
|
}
|
|
|
|
static Value *UpgradeX86VPERMT2Intrinsics(IRBuilder<> &Builder, CallInst &CI,
|
|
bool ZeroMask, bool IndexForm) {
|
|
Type *Ty = CI.getType();
|
|
unsigned VecWidth = Ty->getPrimitiveSizeInBits();
|
|
unsigned EltWidth = Ty->getScalarSizeInBits();
|
|
bool IsFloat = Ty->isFPOrFPVectorTy();
|
|
Intrinsic::ID IID;
|
|
if (VecWidth == 128 && EltWidth == 32 && IsFloat)
|
|
IID = Intrinsic::x86_avx512_vpermi2var_ps_128;
|
|
else if (VecWidth == 128 && EltWidth == 32 && !IsFloat)
|
|
IID = Intrinsic::x86_avx512_vpermi2var_d_128;
|
|
else if (VecWidth == 128 && EltWidth == 64 && IsFloat)
|
|
IID = Intrinsic::x86_avx512_vpermi2var_pd_128;
|
|
else if (VecWidth == 128 && EltWidth == 64 && !IsFloat)
|
|
IID = Intrinsic::x86_avx512_vpermi2var_q_128;
|
|
else if (VecWidth == 256 && EltWidth == 32 && IsFloat)
|
|
IID = Intrinsic::x86_avx512_vpermi2var_ps_256;
|
|
else if (VecWidth == 256 && EltWidth == 32 && !IsFloat)
|
|
IID = Intrinsic::x86_avx512_vpermi2var_d_256;
|
|
else if (VecWidth == 256 && EltWidth == 64 && IsFloat)
|
|
IID = Intrinsic::x86_avx512_vpermi2var_pd_256;
|
|
else if (VecWidth == 256 && EltWidth == 64 && !IsFloat)
|
|
IID = Intrinsic::x86_avx512_vpermi2var_q_256;
|
|
else if (VecWidth == 512 && EltWidth == 32 && IsFloat)
|
|
IID = Intrinsic::x86_avx512_vpermi2var_ps_512;
|
|
else if (VecWidth == 512 && EltWidth == 32 && !IsFloat)
|
|
IID = Intrinsic::x86_avx512_vpermi2var_d_512;
|
|
else if (VecWidth == 512 && EltWidth == 64 && IsFloat)
|
|
IID = Intrinsic::x86_avx512_vpermi2var_pd_512;
|
|
else if (VecWidth == 512 && EltWidth == 64 && !IsFloat)
|
|
IID = Intrinsic::x86_avx512_vpermi2var_q_512;
|
|
else if (VecWidth == 128 && EltWidth == 16)
|
|
IID = Intrinsic::x86_avx512_vpermi2var_hi_128;
|
|
else if (VecWidth == 256 && EltWidth == 16)
|
|
IID = Intrinsic::x86_avx512_vpermi2var_hi_256;
|
|
else if (VecWidth == 512 && EltWidth == 16)
|
|
IID = Intrinsic::x86_avx512_vpermi2var_hi_512;
|
|
else if (VecWidth == 128 && EltWidth == 8)
|
|
IID = Intrinsic::x86_avx512_vpermi2var_qi_128;
|
|
else if (VecWidth == 256 && EltWidth == 8)
|
|
IID = Intrinsic::x86_avx512_vpermi2var_qi_256;
|
|
else if (VecWidth == 512 && EltWidth == 8)
|
|
IID = Intrinsic::x86_avx512_vpermi2var_qi_512;
|
|
else
|
|
llvm_unreachable("Unexpected intrinsic");
|
|
|
|
Value *Args[] = { CI.getArgOperand(0) , CI.getArgOperand(1),
|
|
CI.getArgOperand(2) };
|
|
|
|
// If this isn't index form we need to swap operand 0 and 1.
|
|
if (!IndexForm)
|
|
std::swap(Args[0], Args[1]);
|
|
|
|
Value *V = Builder.CreateCall(Intrinsic::getDeclaration(CI.getModule(), IID),
|
|
Args);
|
|
Value *PassThru = ZeroMask ? ConstantAggregateZero::get(Ty)
|
|
: Builder.CreateBitCast(CI.getArgOperand(1),
|
|
Ty);
|
|
return EmitX86Select(Builder, CI.getArgOperand(3), V, PassThru);
|
|
}
|
|
|
|
static Value *UpgradeX86AddSubSatIntrinsics(IRBuilder<> &Builder, CallInst &CI,
|
|
bool IsSigned, bool IsAddition) {
|
|
Type *Ty = CI.getType();
|
|
Value *Op0 = CI.getOperand(0);
|
|
Value *Op1 = CI.getOperand(1);
|
|
|
|
Intrinsic::ID IID =
|
|
IsSigned ? (IsAddition ? Intrinsic::sadd_sat : Intrinsic::ssub_sat)
|
|
: (IsAddition ? Intrinsic::uadd_sat : Intrinsic::usub_sat);
|
|
Function *Intrin = Intrinsic::getDeclaration(CI.getModule(), IID, Ty);
|
|
Value *Res = Builder.CreateCall(Intrin, {Op0, Op1});
|
|
|
|
if (CI.getNumArgOperands() == 4) { // For masked intrinsics.
|
|
Value *VecSrc = CI.getOperand(2);
|
|
Value *Mask = CI.getOperand(3);
|
|
Res = EmitX86Select(Builder, Mask, Res, VecSrc);
|
|
}
|
|
return Res;
|
|
}
|
|
|
|
static Value *upgradeX86Rotate(IRBuilder<> &Builder, CallInst &CI,
|
|
bool IsRotateRight) {
|
|
Type *Ty = CI.getType();
|
|
Value *Src = CI.getArgOperand(0);
|
|
Value *Amt = CI.getArgOperand(1);
|
|
|
|
// Amount may be scalar immediate, in which case create a splat vector.
|
|
// Funnel shifts amounts are treated as modulo and types are all power-of-2 so
|
|
// we only care about the lowest log2 bits anyway.
|
|
if (Amt->getType() != Ty) {
|
|
unsigned NumElts = Ty->getVectorNumElements();
|
|
Amt = Builder.CreateIntCast(Amt, Ty->getScalarType(), false);
|
|
Amt = Builder.CreateVectorSplat(NumElts, Amt);
|
|
}
|
|
|
|
Intrinsic::ID IID = IsRotateRight ? Intrinsic::fshr : Intrinsic::fshl;
|
|
Function *Intrin = Intrinsic::getDeclaration(CI.getModule(), IID, Ty);
|
|
Value *Res = Builder.CreateCall(Intrin, {Src, Src, Amt});
|
|
|
|
if (CI.getNumArgOperands() == 4) { // For masked intrinsics.
|
|
Value *VecSrc = CI.getOperand(2);
|
|
Value *Mask = CI.getOperand(3);
|
|
Res = EmitX86Select(Builder, Mask, Res, VecSrc);
|
|
}
|
|
return Res;
|
|
}
|
|
|
|
static Value *upgradeX86vpcom(IRBuilder<> &Builder, CallInst &CI, unsigned Imm,
|
|
bool IsSigned) {
|
|
Type *Ty = CI.getType();
|
|
Value *LHS = CI.getArgOperand(0);
|
|
Value *RHS = CI.getArgOperand(1);
|
|
|
|
CmpInst::Predicate Pred;
|
|
switch (Imm) {
|
|
case 0x0:
|
|
Pred = IsSigned ? ICmpInst::ICMP_SLT : ICmpInst::ICMP_ULT;
|
|
break;
|
|
case 0x1:
|
|
Pred = IsSigned ? ICmpInst::ICMP_SLE : ICmpInst::ICMP_ULE;
|
|
break;
|
|
case 0x2:
|
|
Pred = IsSigned ? ICmpInst::ICMP_SGT : ICmpInst::ICMP_UGT;
|
|
break;
|
|
case 0x3:
|
|
Pred = IsSigned ? ICmpInst::ICMP_SGE : ICmpInst::ICMP_UGE;
|
|
break;
|
|
case 0x4:
|
|
Pred = ICmpInst::ICMP_EQ;
|
|
break;
|
|
case 0x5:
|
|
Pred = ICmpInst::ICMP_NE;
|
|
break;
|
|
case 0x6:
|
|
return Constant::getNullValue(Ty); // FALSE
|
|
case 0x7:
|
|
return Constant::getAllOnesValue(Ty); // TRUE
|
|
default:
|
|
llvm_unreachable("Unknown XOP vpcom/vpcomu predicate");
|
|
}
|
|
|
|
Value *Cmp = Builder.CreateICmp(Pred, LHS, RHS);
|
|
Value *Ext = Builder.CreateSExt(Cmp, Ty);
|
|
return Ext;
|
|
}
|
|
|
|
static Value *upgradeX86ConcatShift(IRBuilder<> &Builder, CallInst &CI,
|
|
bool IsShiftRight, bool ZeroMask) {
|
|
Type *Ty = CI.getType();
|
|
Value *Op0 = CI.getArgOperand(0);
|
|
Value *Op1 = CI.getArgOperand(1);
|
|
Value *Amt = CI.getArgOperand(2);
|
|
|
|
if (IsShiftRight)
|
|
std::swap(Op0, Op1);
|
|
|
|
// Amount may be scalar immediate, in which case create a splat vector.
|
|
// Funnel shifts amounts are treated as modulo and types are all power-of-2 so
|
|
// we only care about the lowest log2 bits anyway.
|
|
if (Amt->getType() != Ty) {
|
|
unsigned NumElts = Ty->getVectorNumElements();
|
|
Amt = Builder.CreateIntCast(Amt, Ty->getScalarType(), false);
|
|
Amt = Builder.CreateVectorSplat(NumElts, Amt);
|
|
}
|
|
|
|
Intrinsic::ID IID = IsShiftRight ? Intrinsic::fshr : Intrinsic::fshl;
|
|
Function *Intrin = Intrinsic::getDeclaration(CI.getModule(), IID, Ty);
|
|
Value *Res = Builder.CreateCall(Intrin, {Op0, Op1, Amt});
|
|
|
|
unsigned NumArgs = CI.getNumArgOperands();
|
|
if (NumArgs >= 4) { // For masked intrinsics.
|
|
Value *VecSrc = NumArgs == 5 ? CI.getArgOperand(3) :
|
|
ZeroMask ? ConstantAggregateZero::get(CI.getType()) :
|
|
CI.getArgOperand(0);
|
|
Value *Mask = CI.getOperand(NumArgs - 1);
|
|
Res = EmitX86Select(Builder, Mask, Res, VecSrc);
|
|
}
|
|
return Res;
|
|
}
|
|
|
|
static Value *UpgradeMaskedStore(IRBuilder<> &Builder,
|
|
Value *Ptr, Value *Data, Value *Mask,
|
|
bool Aligned) {
|
|
// Cast the pointer to the right type.
|
|
Ptr = Builder.CreateBitCast(Ptr,
|
|
llvm::PointerType::getUnqual(Data->getType()));
|
|
const Align Alignment =
|
|
Aligned ? Align(cast<VectorType>(Data->getType())->getBitWidth() / 8)
|
|
: Align(1);
|
|
|
|
// If the mask is all ones just emit a regular store.
|
|
if (const auto *C = dyn_cast<Constant>(Mask))
|
|
if (C->isAllOnesValue())
|
|
return Builder.CreateAlignedStore(Data, Ptr, Alignment);
|
|
|
|
// Convert the mask from an integer type to a vector of i1.
|
|
unsigned NumElts = Data->getType()->getVectorNumElements();
|
|
Mask = getX86MaskVec(Builder, Mask, NumElts);
|
|
return Builder.CreateMaskedStore(Data, Ptr, Alignment, Mask);
|
|
}
|
|
|
|
static Value *UpgradeMaskedLoad(IRBuilder<> &Builder,
|
|
Value *Ptr, Value *Passthru, Value *Mask,
|
|
bool Aligned) {
|
|
Type *ValTy = Passthru->getType();
|
|
// Cast the pointer to the right type.
|
|
Ptr = Builder.CreateBitCast(Ptr, llvm::PointerType::getUnqual(ValTy));
|
|
const Align Alignment =
|
|
Aligned ? Align(cast<VectorType>(Passthru->getType())->getBitWidth() / 8)
|
|
: Align(1);
|
|
|
|
// If the mask is all ones just emit a regular store.
|
|
if (const auto *C = dyn_cast<Constant>(Mask))
|
|
if (C->isAllOnesValue())
|
|
return Builder.CreateAlignedLoad(ValTy, Ptr, Alignment);
|
|
|
|
// Convert the mask from an integer type to a vector of i1.
|
|
unsigned NumElts = Passthru->getType()->getVectorNumElements();
|
|
Mask = getX86MaskVec(Builder, Mask, NumElts);
|
|
return Builder.CreateMaskedLoad(Ptr, Alignment, Mask, Passthru);
|
|
}
|
|
|
|
static Value *upgradeAbs(IRBuilder<> &Builder, CallInst &CI) {
|
|
Value *Op0 = CI.getArgOperand(0);
|
|
llvm::Type *Ty = Op0->getType();
|
|
Value *Zero = llvm::Constant::getNullValue(Ty);
|
|
Value *Cmp = Builder.CreateICmp(ICmpInst::ICMP_SGT, Op0, Zero);
|
|
Value *Neg = Builder.CreateNeg(Op0);
|
|
Value *Res = Builder.CreateSelect(Cmp, Op0, Neg);
|
|
|
|
if (CI.getNumArgOperands() == 3)
|
|
Res = EmitX86Select(Builder,CI.getArgOperand(2), Res, CI.getArgOperand(1));
|
|
|
|
return Res;
|
|
}
|
|
|
|
static Value *upgradeIntMinMax(IRBuilder<> &Builder, CallInst &CI,
|
|
ICmpInst::Predicate Pred) {
|
|
Value *Op0 = CI.getArgOperand(0);
|
|
Value *Op1 = CI.getArgOperand(1);
|
|
Value *Cmp = Builder.CreateICmp(Pred, Op0, Op1);
|
|
Value *Res = Builder.CreateSelect(Cmp, Op0, Op1);
|
|
|
|
if (CI.getNumArgOperands() == 4)
|
|
Res = EmitX86Select(Builder, CI.getArgOperand(3), Res, CI.getArgOperand(2));
|
|
|
|
return Res;
|
|
}
|
|
|
|
static Value *upgradePMULDQ(IRBuilder<> &Builder, CallInst &CI, bool IsSigned) {
|
|
Type *Ty = CI.getType();
|
|
|
|
// Arguments have a vXi32 type so cast to vXi64.
|
|
Value *LHS = Builder.CreateBitCast(CI.getArgOperand(0), Ty);
|
|
Value *RHS = Builder.CreateBitCast(CI.getArgOperand(1), Ty);
|
|
|
|
if (IsSigned) {
|
|
// Shift left then arithmetic shift right.
|
|
Constant *ShiftAmt = ConstantInt::get(Ty, 32);
|
|
LHS = Builder.CreateShl(LHS, ShiftAmt);
|
|
LHS = Builder.CreateAShr(LHS, ShiftAmt);
|
|
RHS = Builder.CreateShl(RHS, ShiftAmt);
|
|
RHS = Builder.CreateAShr(RHS, ShiftAmt);
|
|
} else {
|
|
// Clear the upper bits.
|
|
Constant *Mask = ConstantInt::get(Ty, 0xffffffff);
|
|
LHS = Builder.CreateAnd(LHS, Mask);
|
|
RHS = Builder.CreateAnd(RHS, Mask);
|
|
}
|
|
|
|
Value *Res = Builder.CreateMul(LHS, RHS);
|
|
|
|
if (CI.getNumArgOperands() == 4)
|
|
Res = EmitX86Select(Builder, CI.getArgOperand(3), Res, CI.getArgOperand(2));
|
|
|
|
return Res;
|
|
}
|
|
|
|
// Applying mask on vector of i1's and make sure result is at least 8 bits wide.
|
|
static Value *ApplyX86MaskOn1BitsVec(IRBuilder<> &Builder, Value *Vec,
|
|
Value *Mask) {
|
|
unsigned NumElts = Vec->getType()->getVectorNumElements();
|
|
if (Mask) {
|
|
const auto *C = dyn_cast<Constant>(Mask);
|
|
if (!C || !C->isAllOnesValue())
|
|
Vec = Builder.CreateAnd(Vec, getX86MaskVec(Builder, Mask, NumElts));
|
|
}
|
|
|
|
if (NumElts < 8) {
|
|
uint32_t Indices[8];
|
|
for (unsigned i = 0; i != NumElts; ++i)
|
|
Indices[i] = i;
|
|
for (unsigned i = NumElts; i != 8; ++i)
|
|
Indices[i] = NumElts + i % NumElts;
|
|
Vec = Builder.CreateShuffleVector(Vec,
|
|
Constant::getNullValue(Vec->getType()),
|
|
Indices);
|
|
}
|
|
return Builder.CreateBitCast(Vec, Builder.getIntNTy(std::max(NumElts, 8U)));
|
|
}
|
|
|
|
static Value *upgradeMaskedCompare(IRBuilder<> &Builder, CallInst &CI,
|
|
unsigned CC, bool Signed) {
|
|
Value *Op0 = CI.getArgOperand(0);
|
|
unsigned NumElts = Op0->getType()->getVectorNumElements();
|
|
|
|
Value *Cmp;
|
|
if (CC == 3) {
|
|
Cmp = Constant::getNullValue(llvm::VectorType::get(Builder.getInt1Ty(), NumElts));
|
|
} else if (CC == 7) {
|
|
Cmp = Constant::getAllOnesValue(llvm::VectorType::get(Builder.getInt1Ty(), NumElts));
|
|
} else {
|
|
ICmpInst::Predicate Pred;
|
|
switch (CC) {
|
|
default: llvm_unreachable("Unknown condition code");
|
|
case 0: Pred = ICmpInst::ICMP_EQ; break;
|
|
case 1: Pred = Signed ? ICmpInst::ICMP_SLT : ICmpInst::ICMP_ULT; break;
|
|
case 2: Pred = Signed ? ICmpInst::ICMP_SLE : ICmpInst::ICMP_ULE; break;
|
|
case 4: Pred = ICmpInst::ICMP_NE; break;
|
|
case 5: Pred = Signed ? ICmpInst::ICMP_SGE : ICmpInst::ICMP_UGE; break;
|
|
case 6: Pred = Signed ? ICmpInst::ICMP_SGT : ICmpInst::ICMP_UGT; break;
|
|
}
|
|
Cmp = Builder.CreateICmp(Pred, Op0, CI.getArgOperand(1));
|
|
}
|
|
|
|
Value *Mask = CI.getArgOperand(CI.getNumArgOperands() - 1);
|
|
|
|
return ApplyX86MaskOn1BitsVec(Builder, Cmp, Mask);
|
|
}
|
|
|
|
// Replace a masked intrinsic with an older unmasked intrinsic.
|
|
static Value *UpgradeX86MaskedShift(IRBuilder<> &Builder, CallInst &CI,
|
|
Intrinsic::ID IID) {
|
|
Function *Intrin = Intrinsic::getDeclaration(CI.getModule(), IID);
|
|
Value *Rep = Builder.CreateCall(Intrin,
|
|
{ CI.getArgOperand(0), CI.getArgOperand(1) });
|
|
return EmitX86Select(Builder, CI.getArgOperand(3), Rep, CI.getArgOperand(2));
|
|
}
|
|
|
|
static Value* upgradeMaskedMove(IRBuilder<> &Builder, CallInst &CI) {
|
|
Value* A = CI.getArgOperand(0);
|
|
Value* B = CI.getArgOperand(1);
|
|
Value* Src = CI.getArgOperand(2);
|
|
Value* Mask = CI.getArgOperand(3);
|
|
|
|
Value* AndNode = Builder.CreateAnd(Mask, APInt(8, 1));
|
|
Value* Cmp = Builder.CreateIsNotNull(AndNode);
|
|
Value* Extract1 = Builder.CreateExtractElement(B, (uint64_t)0);
|
|
Value* Extract2 = Builder.CreateExtractElement(Src, (uint64_t)0);
|
|
Value* Select = Builder.CreateSelect(Cmp, Extract1, Extract2);
|
|
return Builder.CreateInsertElement(A, Select, (uint64_t)0);
|
|
}
|
|
|
|
|
|
static Value* UpgradeMaskToInt(IRBuilder<> &Builder, CallInst &CI) {
|
|
Value* Op = CI.getArgOperand(0);
|
|
Type* ReturnOp = CI.getType();
|
|
unsigned NumElts = CI.getType()->getVectorNumElements();
|
|
Value *Mask = getX86MaskVec(Builder, Op, NumElts);
|
|
return Builder.CreateSExt(Mask, ReturnOp, "vpmovm2");
|
|
}
|
|
|
|
// Replace intrinsic with unmasked version and a select.
|
|
static bool upgradeAVX512MaskToSelect(StringRef Name, IRBuilder<> &Builder,
|
|
CallInst &CI, Value *&Rep) {
|
|
Name = Name.substr(12); // Remove avx512.mask.
|
|
|
|
unsigned VecWidth = CI.getType()->getPrimitiveSizeInBits();
|
|
unsigned EltWidth = CI.getType()->getScalarSizeInBits();
|
|
Intrinsic::ID IID;
|
|
if (Name.startswith("max.p")) {
|
|
if (VecWidth == 128 && EltWidth == 32)
|
|
IID = Intrinsic::x86_sse_max_ps;
|
|
else if (VecWidth == 128 && EltWidth == 64)
|
|
IID = Intrinsic::x86_sse2_max_pd;
|
|
else if (VecWidth == 256 && EltWidth == 32)
|
|
IID = Intrinsic::x86_avx_max_ps_256;
|
|
else if (VecWidth == 256 && EltWidth == 64)
|
|
IID = Intrinsic::x86_avx_max_pd_256;
|
|
else
|
|
llvm_unreachable("Unexpected intrinsic");
|
|
} else if (Name.startswith("min.p")) {
|
|
if (VecWidth == 128 && EltWidth == 32)
|
|
IID = Intrinsic::x86_sse_min_ps;
|
|
else if (VecWidth == 128 && EltWidth == 64)
|
|
IID = Intrinsic::x86_sse2_min_pd;
|
|
else if (VecWidth == 256 && EltWidth == 32)
|
|
IID = Intrinsic::x86_avx_min_ps_256;
|
|
else if (VecWidth == 256 && EltWidth == 64)
|
|
IID = Intrinsic::x86_avx_min_pd_256;
|
|
else
|
|
llvm_unreachable("Unexpected intrinsic");
|
|
} else if (Name.startswith("pshuf.b.")) {
|
|
if (VecWidth == 128)
|
|
IID = Intrinsic::x86_ssse3_pshuf_b_128;
|
|
else if (VecWidth == 256)
|
|
IID = Intrinsic::x86_avx2_pshuf_b;
|
|
else if (VecWidth == 512)
|
|
IID = Intrinsic::x86_avx512_pshuf_b_512;
|
|
else
|
|
llvm_unreachable("Unexpected intrinsic");
|
|
} else if (Name.startswith("pmul.hr.sw.")) {
|
|
if (VecWidth == 128)
|
|
IID = Intrinsic::x86_ssse3_pmul_hr_sw_128;
|
|
else if (VecWidth == 256)
|
|
IID = Intrinsic::x86_avx2_pmul_hr_sw;
|
|
else if (VecWidth == 512)
|
|
IID = Intrinsic::x86_avx512_pmul_hr_sw_512;
|
|
else
|
|
llvm_unreachable("Unexpected intrinsic");
|
|
} else if (Name.startswith("pmulh.w.")) {
|
|
if (VecWidth == 128)
|
|
IID = Intrinsic::x86_sse2_pmulh_w;
|
|
else if (VecWidth == 256)
|
|
IID = Intrinsic::x86_avx2_pmulh_w;
|
|
else if (VecWidth == 512)
|
|
IID = Intrinsic::x86_avx512_pmulh_w_512;
|
|
else
|
|
llvm_unreachable("Unexpected intrinsic");
|
|
} else if (Name.startswith("pmulhu.w.")) {
|
|
if (VecWidth == 128)
|
|
IID = Intrinsic::x86_sse2_pmulhu_w;
|
|
else if (VecWidth == 256)
|
|
IID = Intrinsic::x86_avx2_pmulhu_w;
|
|
else if (VecWidth == 512)
|
|
IID = Intrinsic::x86_avx512_pmulhu_w_512;
|
|
else
|
|
llvm_unreachable("Unexpected intrinsic");
|
|
} else if (Name.startswith("pmaddw.d.")) {
|
|
if (VecWidth == 128)
|
|
IID = Intrinsic::x86_sse2_pmadd_wd;
|
|
else if (VecWidth == 256)
|
|
IID = Intrinsic::x86_avx2_pmadd_wd;
|
|
else if (VecWidth == 512)
|
|
IID = Intrinsic::x86_avx512_pmaddw_d_512;
|
|
else
|
|
llvm_unreachable("Unexpected intrinsic");
|
|
} else if (Name.startswith("pmaddubs.w.")) {
|
|
if (VecWidth == 128)
|
|
IID = Intrinsic::x86_ssse3_pmadd_ub_sw_128;
|
|
else if (VecWidth == 256)
|
|
IID = Intrinsic::x86_avx2_pmadd_ub_sw;
|
|
else if (VecWidth == 512)
|
|
IID = Intrinsic::x86_avx512_pmaddubs_w_512;
|
|
else
|
|
llvm_unreachable("Unexpected intrinsic");
|
|
} else if (Name.startswith("packsswb.")) {
|
|
if (VecWidth == 128)
|
|
IID = Intrinsic::x86_sse2_packsswb_128;
|
|
else if (VecWidth == 256)
|
|
IID = Intrinsic::x86_avx2_packsswb;
|
|
else if (VecWidth == 512)
|
|
IID = Intrinsic::x86_avx512_packsswb_512;
|
|
else
|
|
llvm_unreachable("Unexpected intrinsic");
|
|
} else if (Name.startswith("packssdw.")) {
|
|
if (VecWidth == 128)
|
|
IID = Intrinsic::x86_sse2_packssdw_128;
|
|
else if (VecWidth == 256)
|
|
IID = Intrinsic::x86_avx2_packssdw;
|
|
else if (VecWidth == 512)
|
|
IID = Intrinsic::x86_avx512_packssdw_512;
|
|
else
|
|
llvm_unreachable("Unexpected intrinsic");
|
|
} else if (Name.startswith("packuswb.")) {
|
|
if (VecWidth == 128)
|
|
IID = Intrinsic::x86_sse2_packuswb_128;
|
|
else if (VecWidth == 256)
|
|
IID = Intrinsic::x86_avx2_packuswb;
|
|
else if (VecWidth == 512)
|
|
IID = Intrinsic::x86_avx512_packuswb_512;
|
|
else
|
|
llvm_unreachable("Unexpected intrinsic");
|
|
} else if (Name.startswith("packusdw.")) {
|
|
if (VecWidth == 128)
|
|
IID = Intrinsic::x86_sse41_packusdw;
|
|
else if (VecWidth == 256)
|
|
IID = Intrinsic::x86_avx2_packusdw;
|
|
else if (VecWidth == 512)
|
|
IID = Intrinsic::x86_avx512_packusdw_512;
|
|
else
|
|
llvm_unreachable("Unexpected intrinsic");
|
|
} else if (Name.startswith("vpermilvar.")) {
|
|
if (VecWidth == 128 && EltWidth == 32)
|
|
IID = Intrinsic::x86_avx_vpermilvar_ps;
|
|
else if (VecWidth == 128 && EltWidth == 64)
|
|
IID = Intrinsic::x86_avx_vpermilvar_pd;
|
|
else if (VecWidth == 256 && EltWidth == 32)
|
|
IID = Intrinsic::x86_avx_vpermilvar_ps_256;
|
|
else if (VecWidth == 256 && EltWidth == 64)
|
|
IID = Intrinsic::x86_avx_vpermilvar_pd_256;
|
|
else if (VecWidth == 512 && EltWidth == 32)
|
|
IID = Intrinsic::x86_avx512_vpermilvar_ps_512;
|
|
else if (VecWidth == 512 && EltWidth == 64)
|
|
IID = Intrinsic::x86_avx512_vpermilvar_pd_512;
|
|
else
|
|
llvm_unreachable("Unexpected intrinsic");
|
|
} else if (Name == "cvtpd2dq.256") {
|
|
IID = Intrinsic::x86_avx_cvt_pd2dq_256;
|
|
} else if (Name == "cvtpd2ps.256") {
|
|
IID = Intrinsic::x86_avx_cvt_pd2_ps_256;
|
|
} else if (Name == "cvttpd2dq.256") {
|
|
IID = Intrinsic::x86_avx_cvtt_pd2dq_256;
|
|
} else if (Name == "cvttps2dq.128") {
|
|
IID = Intrinsic::x86_sse2_cvttps2dq;
|
|
} else if (Name == "cvttps2dq.256") {
|
|
IID = Intrinsic::x86_avx_cvtt_ps2dq_256;
|
|
} else if (Name.startswith("permvar.")) {
|
|
bool IsFloat = CI.getType()->isFPOrFPVectorTy();
|
|
if (VecWidth == 256 && EltWidth == 32 && IsFloat)
|
|
IID = Intrinsic::x86_avx2_permps;
|
|
else if (VecWidth == 256 && EltWidth == 32 && !IsFloat)
|
|
IID = Intrinsic::x86_avx2_permd;
|
|
else if (VecWidth == 256 && EltWidth == 64 && IsFloat)
|
|
IID = Intrinsic::x86_avx512_permvar_df_256;
|
|
else if (VecWidth == 256 && EltWidth == 64 && !IsFloat)
|
|
IID = Intrinsic::x86_avx512_permvar_di_256;
|
|
else if (VecWidth == 512 && EltWidth == 32 && IsFloat)
|
|
IID = Intrinsic::x86_avx512_permvar_sf_512;
|
|
else if (VecWidth == 512 && EltWidth == 32 && !IsFloat)
|
|
IID = Intrinsic::x86_avx512_permvar_si_512;
|
|
else if (VecWidth == 512 && EltWidth == 64 && IsFloat)
|
|
IID = Intrinsic::x86_avx512_permvar_df_512;
|
|
else if (VecWidth == 512 && EltWidth == 64 && !IsFloat)
|
|
IID = Intrinsic::x86_avx512_permvar_di_512;
|
|
else if (VecWidth == 128 && EltWidth == 16)
|
|
IID = Intrinsic::x86_avx512_permvar_hi_128;
|
|
else if (VecWidth == 256 && EltWidth == 16)
|
|
IID = Intrinsic::x86_avx512_permvar_hi_256;
|
|
else if (VecWidth == 512 && EltWidth == 16)
|
|
IID = Intrinsic::x86_avx512_permvar_hi_512;
|
|
else if (VecWidth == 128 && EltWidth == 8)
|
|
IID = Intrinsic::x86_avx512_permvar_qi_128;
|
|
else if (VecWidth == 256 && EltWidth == 8)
|
|
IID = Intrinsic::x86_avx512_permvar_qi_256;
|
|
else if (VecWidth == 512 && EltWidth == 8)
|
|
IID = Intrinsic::x86_avx512_permvar_qi_512;
|
|
else
|
|
llvm_unreachable("Unexpected intrinsic");
|
|
} else if (Name.startswith("dbpsadbw.")) {
|
|
if (VecWidth == 128)
|
|
IID = Intrinsic::x86_avx512_dbpsadbw_128;
|
|
else if (VecWidth == 256)
|
|
IID = Intrinsic::x86_avx512_dbpsadbw_256;
|
|
else if (VecWidth == 512)
|
|
IID = Intrinsic::x86_avx512_dbpsadbw_512;
|
|
else
|
|
llvm_unreachable("Unexpected intrinsic");
|
|
} else if (Name.startswith("pmultishift.qb.")) {
|
|
if (VecWidth == 128)
|
|
IID = Intrinsic::x86_avx512_pmultishift_qb_128;
|
|
else if (VecWidth == 256)
|
|
IID = Intrinsic::x86_avx512_pmultishift_qb_256;
|
|
else if (VecWidth == 512)
|
|
IID = Intrinsic::x86_avx512_pmultishift_qb_512;
|
|
else
|
|
llvm_unreachable("Unexpected intrinsic");
|
|
} else if (Name.startswith("conflict.")) {
|
|
if (Name[9] == 'd' && VecWidth == 128)
|
|
IID = Intrinsic::x86_avx512_conflict_d_128;
|
|
else if (Name[9] == 'd' && VecWidth == 256)
|
|
IID = Intrinsic::x86_avx512_conflict_d_256;
|
|
else if (Name[9] == 'd' && VecWidth == 512)
|
|
IID = Intrinsic::x86_avx512_conflict_d_512;
|
|
else if (Name[9] == 'q' && VecWidth == 128)
|
|
IID = Intrinsic::x86_avx512_conflict_q_128;
|
|
else if (Name[9] == 'q' && VecWidth == 256)
|
|
IID = Intrinsic::x86_avx512_conflict_q_256;
|
|
else if (Name[9] == 'q' && VecWidth == 512)
|
|
IID = Intrinsic::x86_avx512_conflict_q_512;
|
|
else
|
|
llvm_unreachable("Unexpected intrinsic");
|
|
} else if (Name.startswith("pavg.")) {
|
|
if (Name[5] == 'b' && VecWidth == 128)
|
|
IID = Intrinsic::x86_sse2_pavg_b;
|
|
else if (Name[5] == 'b' && VecWidth == 256)
|
|
IID = Intrinsic::x86_avx2_pavg_b;
|
|
else if (Name[5] == 'b' && VecWidth == 512)
|
|
IID = Intrinsic::x86_avx512_pavg_b_512;
|
|
else if (Name[5] == 'w' && VecWidth == 128)
|
|
IID = Intrinsic::x86_sse2_pavg_w;
|
|
else if (Name[5] == 'w' && VecWidth == 256)
|
|
IID = Intrinsic::x86_avx2_pavg_w;
|
|
else if (Name[5] == 'w' && VecWidth == 512)
|
|
IID = Intrinsic::x86_avx512_pavg_w_512;
|
|
else
|
|
llvm_unreachable("Unexpected intrinsic");
|
|
} else
|
|
return false;
|
|
|
|
SmallVector<Value *, 4> Args(CI.arg_operands().begin(),
|
|
CI.arg_operands().end());
|
|
Args.pop_back();
|
|
Args.pop_back();
|
|
Rep = Builder.CreateCall(Intrinsic::getDeclaration(CI.getModule(), IID),
|
|
Args);
|
|
unsigned NumArgs = CI.getNumArgOperands();
|
|
Rep = EmitX86Select(Builder, CI.getArgOperand(NumArgs - 1), Rep,
|
|
CI.getArgOperand(NumArgs - 2));
|
|
return true;
|
|
}
|
|
|
|
/// Upgrade comment in call to inline asm that represents an objc retain release
|
|
/// marker.
|
|
void llvm::UpgradeInlineAsmString(std::string *AsmStr) {
|
|
size_t Pos;
|
|
if (AsmStr->find("mov\tfp") == 0 &&
|
|
AsmStr->find("objc_retainAutoreleaseReturnValue") != std::string::npos &&
|
|
(Pos = AsmStr->find("# marker")) != std::string::npos) {
|
|
AsmStr->replace(Pos, 1, ";");
|
|
}
|
|
return;
|
|
}
|
|
|
|
/// Upgrade a call to an old intrinsic. All argument and return casting must be
|
|
/// provided to seamlessly integrate with existing context.
|
|
void llvm::UpgradeIntrinsicCall(CallInst *CI, Function *NewFn) {
|
|
Function *F = CI->getCalledFunction();
|
|
LLVMContext &C = CI->getContext();
|
|
IRBuilder<> Builder(C);
|
|
Builder.SetInsertPoint(CI->getParent(), CI->getIterator());
|
|
|
|
assert(F && "Intrinsic call is not direct?");
|
|
|
|
if (!NewFn) {
|
|
// Get the Function's name.
|
|
StringRef Name = F->getName();
|
|
|
|
assert(Name.startswith("llvm.") && "Intrinsic doesn't start with 'llvm.'");
|
|
Name = Name.substr(5);
|
|
|
|
bool IsX86 = Name.startswith("x86.");
|
|
if (IsX86)
|
|
Name = Name.substr(4);
|
|
bool IsNVVM = Name.startswith("nvvm.");
|
|
if (IsNVVM)
|
|
Name = Name.substr(5);
|
|
|
|
if (IsX86 && Name.startswith("sse4a.movnt.")) {
|
|
Module *M = F->getParent();
|
|
SmallVector<Metadata *, 1> Elts;
|
|
Elts.push_back(
|
|
ConstantAsMetadata::get(ConstantInt::get(Type::getInt32Ty(C), 1)));
|
|
MDNode *Node = MDNode::get(C, Elts);
|
|
|
|
Value *Arg0 = CI->getArgOperand(0);
|
|
Value *Arg1 = CI->getArgOperand(1);
|
|
|
|
// Nontemporal (unaligned) store of the 0'th element of the float/double
|
|
// vector.
|
|
Type *SrcEltTy = cast<VectorType>(Arg1->getType())->getElementType();
|
|
PointerType *EltPtrTy = PointerType::getUnqual(SrcEltTy);
|
|
Value *Addr = Builder.CreateBitCast(Arg0, EltPtrTy, "cast");
|
|
Value *Extract =
|
|
Builder.CreateExtractElement(Arg1, (uint64_t)0, "extractelement");
|
|
|
|
StoreInst *SI = Builder.CreateAlignedStore(Extract, Addr, Align(1));
|
|
SI->setMetadata(M->getMDKindID("nontemporal"), Node);
|
|
|
|
// Remove intrinsic.
|
|
CI->eraseFromParent();
|
|
return;
|
|
}
|
|
|
|
if (IsX86 && (Name.startswith("avx.movnt.") ||
|
|
Name.startswith("avx512.storent."))) {
|
|
Module *M = F->getParent();
|
|
SmallVector<Metadata *, 1> Elts;
|
|
Elts.push_back(
|
|
ConstantAsMetadata::get(ConstantInt::get(Type::getInt32Ty(C), 1)));
|
|
MDNode *Node = MDNode::get(C, Elts);
|
|
|
|
Value *Arg0 = CI->getArgOperand(0);
|
|
Value *Arg1 = CI->getArgOperand(1);
|
|
|
|
// Convert the type of the pointer to a pointer to the stored type.
|
|
Value *BC = Builder.CreateBitCast(Arg0,
|
|
PointerType::getUnqual(Arg1->getType()),
|
|
"cast");
|
|
VectorType *VTy = cast<VectorType>(Arg1->getType());
|
|
StoreInst *SI =
|
|
Builder.CreateAlignedStore(Arg1, BC, Align(VTy->getBitWidth() / 8));
|
|
SI->setMetadata(M->getMDKindID("nontemporal"), Node);
|
|
|
|
// Remove intrinsic.
|
|
CI->eraseFromParent();
|
|
return;
|
|
}
|
|
|
|
if (IsX86 && Name == "sse2.storel.dq") {
|
|
Value *Arg0 = CI->getArgOperand(0);
|
|
Value *Arg1 = CI->getArgOperand(1);
|
|
|
|
Type *NewVecTy = VectorType::get(Type::getInt64Ty(C), 2);
|
|
Value *BC0 = Builder.CreateBitCast(Arg1, NewVecTy, "cast");
|
|
Value *Elt = Builder.CreateExtractElement(BC0, (uint64_t)0);
|
|
Value *BC = Builder.CreateBitCast(Arg0,
|
|
PointerType::getUnqual(Elt->getType()),
|
|
"cast");
|
|
Builder.CreateAlignedStore(Elt, BC, Align(1));
|
|
|
|
// Remove intrinsic.
|
|
CI->eraseFromParent();
|
|
return;
|
|
}
|
|
|
|
if (IsX86 && (Name.startswith("sse.storeu.") ||
|
|
Name.startswith("sse2.storeu.") ||
|
|
Name.startswith("avx.storeu."))) {
|
|
Value *Arg0 = CI->getArgOperand(0);
|
|
Value *Arg1 = CI->getArgOperand(1);
|
|
|
|
Arg0 = Builder.CreateBitCast(Arg0,
|
|
PointerType::getUnqual(Arg1->getType()),
|
|
"cast");
|
|
Builder.CreateAlignedStore(Arg1, Arg0, Align(1));
|
|
|
|
// Remove intrinsic.
|
|
CI->eraseFromParent();
|
|
return;
|
|
}
|
|
|
|
if (IsX86 && Name == "avx512.mask.store.ss") {
|
|
Value *Mask = Builder.CreateAnd(CI->getArgOperand(2), Builder.getInt8(1));
|
|
UpgradeMaskedStore(Builder, CI->getArgOperand(0), CI->getArgOperand(1),
|
|
Mask, false);
|
|
|
|
// Remove intrinsic.
|
|
CI->eraseFromParent();
|
|
return;
|
|
}
|
|
|
|
if (IsX86 && (Name.startswith("avx512.mask.store"))) {
|
|
// "avx512.mask.storeu." or "avx512.mask.store."
|
|
bool Aligned = Name[17] != 'u'; // "avx512.mask.storeu".
|
|
UpgradeMaskedStore(Builder, CI->getArgOperand(0), CI->getArgOperand(1),
|
|
CI->getArgOperand(2), Aligned);
|
|
|
|
// Remove intrinsic.
|
|
CI->eraseFromParent();
|
|
return;
|
|
}
|
|
|
|
Value *Rep;
|
|
// Upgrade packed integer vector compare intrinsics to compare instructions.
|
|
if (IsX86 && (Name.startswith("sse2.pcmp") ||
|
|
Name.startswith("avx2.pcmp"))) {
|
|
// "sse2.pcpmpeq." "sse2.pcmpgt." "avx2.pcmpeq." or "avx2.pcmpgt."
|
|
bool CmpEq = Name[9] == 'e';
|
|
Rep = Builder.CreateICmp(CmpEq ? ICmpInst::ICMP_EQ : ICmpInst::ICMP_SGT,
|
|
CI->getArgOperand(0), CI->getArgOperand(1));
|
|
Rep = Builder.CreateSExt(Rep, CI->getType(), "");
|
|
} else if (IsX86 && (Name.startswith("avx512.broadcastm"))) {
|
|
Type *ExtTy = Type::getInt32Ty(C);
|
|
if (CI->getOperand(0)->getType()->isIntegerTy(8))
|
|
ExtTy = Type::getInt64Ty(C);
|
|
unsigned NumElts = CI->getType()->getPrimitiveSizeInBits() /
|
|
ExtTy->getPrimitiveSizeInBits();
|
|
Rep = Builder.CreateZExt(CI->getArgOperand(0), ExtTy);
|
|
Rep = Builder.CreateVectorSplat(NumElts, Rep);
|
|
} else if (IsX86 && (Name == "sse.sqrt.ss" ||
|
|
Name == "sse2.sqrt.sd")) {
|
|
Value *Vec = CI->getArgOperand(0);
|
|
Value *Elt0 = Builder.CreateExtractElement(Vec, (uint64_t)0);
|
|
Function *Intr = Intrinsic::getDeclaration(F->getParent(),
|
|
Intrinsic::sqrt, Elt0->getType());
|
|
Elt0 = Builder.CreateCall(Intr, Elt0);
|
|
Rep = Builder.CreateInsertElement(Vec, Elt0, (uint64_t)0);
|
|
} else if (IsX86 && (Name.startswith("avx.sqrt.p") ||
|
|
Name.startswith("sse2.sqrt.p") ||
|
|
Name.startswith("sse.sqrt.p"))) {
|
|
Rep = Builder.CreateCall(Intrinsic::getDeclaration(F->getParent(),
|
|
Intrinsic::sqrt,
|
|
CI->getType()),
|
|
{CI->getArgOperand(0)});
|
|
} else if (IsX86 && (Name.startswith("avx512.mask.sqrt.p"))) {
|
|
if (CI->getNumArgOperands() == 4 &&
|
|
(!isa<ConstantInt>(CI->getArgOperand(3)) ||
|
|
cast<ConstantInt>(CI->getArgOperand(3))->getZExtValue() != 4)) {
|
|
Intrinsic::ID IID = Name[18] == 's' ? Intrinsic::x86_avx512_sqrt_ps_512
|
|
: Intrinsic::x86_avx512_sqrt_pd_512;
|
|
|
|
Value *Args[] = { CI->getArgOperand(0), CI->getArgOperand(3) };
|
|
Rep = Builder.CreateCall(Intrinsic::getDeclaration(CI->getModule(),
|
|
IID), Args);
|
|
} else {
|
|
Rep = Builder.CreateCall(Intrinsic::getDeclaration(F->getParent(),
|
|
Intrinsic::sqrt,
|
|
CI->getType()),
|
|
{CI->getArgOperand(0)});
|
|
}
|
|
Rep = EmitX86Select(Builder, CI->getArgOperand(2), Rep,
|
|
CI->getArgOperand(1));
|
|
} else if (IsX86 && (Name.startswith("avx512.ptestm") ||
|
|
Name.startswith("avx512.ptestnm"))) {
|
|
Value *Op0 = CI->getArgOperand(0);
|
|
Value *Op1 = CI->getArgOperand(1);
|
|
Value *Mask = CI->getArgOperand(2);
|
|
Rep = Builder.CreateAnd(Op0, Op1);
|
|
llvm::Type *Ty = Op0->getType();
|
|
Value *Zero = llvm::Constant::getNullValue(Ty);
|
|
ICmpInst::Predicate Pred =
|
|
Name.startswith("avx512.ptestm") ? ICmpInst::ICMP_NE : ICmpInst::ICMP_EQ;
|
|
Rep = Builder.CreateICmp(Pred, Rep, Zero);
|
|
Rep = ApplyX86MaskOn1BitsVec(Builder, Rep, Mask);
|
|
} else if (IsX86 && (Name.startswith("avx512.mask.pbroadcast"))){
|
|
unsigned NumElts =
|
|
CI->getArgOperand(1)->getType()->getVectorNumElements();
|
|
Rep = Builder.CreateVectorSplat(NumElts, CI->getArgOperand(0));
|
|
Rep = EmitX86Select(Builder, CI->getArgOperand(2), Rep,
|
|
CI->getArgOperand(1));
|
|
} else if (IsX86 && (Name.startswith("avx512.kunpck"))) {
|
|
unsigned NumElts = CI->getType()->getScalarSizeInBits();
|
|
Value *LHS = getX86MaskVec(Builder, CI->getArgOperand(0), NumElts);
|
|
Value *RHS = getX86MaskVec(Builder, CI->getArgOperand(1), NumElts);
|
|
uint32_t Indices[64];
|
|
for (unsigned i = 0; i != NumElts; ++i)
|
|
Indices[i] = i;
|
|
|
|
// First extract half of each vector. This gives better codegen than
|
|
// doing it in a single shuffle.
|
|
LHS = Builder.CreateShuffleVector(LHS, LHS,
|
|
makeArrayRef(Indices, NumElts / 2));
|
|
RHS = Builder.CreateShuffleVector(RHS, RHS,
|
|
makeArrayRef(Indices, NumElts / 2));
|
|
// Concat the vectors.
|
|
// NOTE: Operands have to be swapped to match intrinsic definition.
|
|
Rep = Builder.CreateShuffleVector(RHS, LHS,
|
|
makeArrayRef(Indices, NumElts));
|
|
Rep = Builder.CreateBitCast(Rep, CI->getType());
|
|
} else if (IsX86 && Name == "avx512.kand.w") {
|
|
Value *LHS = getX86MaskVec(Builder, CI->getArgOperand(0), 16);
|
|
Value *RHS = getX86MaskVec(Builder, CI->getArgOperand(1), 16);
|
|
Rep = Builder.CreateAnd(LHS, RHS);
|
|
Rep = Builder.CreateBitCast(Rep, CI->getType());
|
|
} else if (IsX86 && Name == "avx512.kandn.w") {
|
|
Value *LHS = getX86MaskVec(Builder, CI->getArgOperand(0), 16);
|
|
Value *RHS = getX86MaskVec(Builder, CI->getArgOperand(1), 16);
|
|
LHS = Builder.CreateNot(LHS);
|
|
Rep = Builder.CreateAnd(LHS, RHS);
|
|
Rep = Builder.CreateBitCast(Rep, CI->getType());
|
|
} else if (IsX86 && Name == "avx512.kor.w") {
|
|
Value *LHS = getX86MaskVec(Builder, CI->getArgOperand(0), 16);
|
|
Value *RHS = getX86MaskVec(Builder, CI->getArgOperand(1), 16);
|
|
Rep = Builder.CreateOr(LHS, RHS);
|
|
Rep = Builder.CreateBitCast(Rep, CI->getType());
|
|
} else if (IsX86 && Name == "avx512.kxor.w") {
|
|
Value *LHS = getX86MaskVec(Builder, CI->getArgOperand(0), 16);
|
|
Value *RHS = getX86MaskVec(Builder, CI->getArgOperand(1), 16);
|
|
Rep = Builder.CreateXor(LHS, RHS);
|
|
Rep = Builder.CreateBitCast(Rep, CI->getType());
|
|
} else if (IsX86 && Name == "avx512.kxnor.w") {
|
|
Value *LHS = getX86MaskVec(Builder, CI->getArgOperand(0), 16);
|
|
Value *RHS = getX86MaskVec(Builder, CI->getArgOperand(1), 16);
|
|
LHS = Builder.CreateNot(LHS);
|
|
Rep = Builder.CreateXor(LHS, RHS);
|
|
Rep = Builder.CreateBitCast(Rep, CI->getType());
|
|
} else if (IsX86 && Name == "avx512.knot.w") {
|
|
Rep = getX86MaskVec(Builder, CI->getArgOperand(0), 16);
|
|
Rep = Builder.CreateNot(Rep);
|
|
Rep = Builder.CreateBitCast(Rep, CI->getType());
|
|
} else if (IsX86 &&
|
|
(Name == "avx512.kortestz.w" || Name == "avx512.kortestc.w")) {
|
|
Value *LHS = getX86MaskVec(Builder, CI->getArgOperand(0), 16);
|
|
Value *RHS = getX86MaskVec(Builder, CI->getArgOperand(1), 16);
|
|
Rep = Builder.CreateOr(LHS, RHS);
|
|
Rep = Builder.CreateBitCast(Rep, Builder.getInt16Ty());
|
|
Value *C;
|
|
if (Name[14] == 'c')
|
|
C = ConstantInt::getAllOnesValue(Builder.getInt16Ty());
|
|
else
|
|
C = ConstantInt::getNullValue(Builder.getInt16Ty());
|
|
Rep = Builder.CreateICmpEQ(Rep, C);
|
|
Rep = Builder.CreateZExt(Rep, Builder.getInt32Ty());
|
|
} else if (IsX86 && (Name == "sse.add.ss" || Name == "sse2.add.sd" ||
|
|
Name == "sse.sub.ss" || Name == "sse2.sub.sd" ||
|
|
Name == "sse.mul.ss" || Name == "sse2.mul.sd" ||
|
|
Name == "sse.div.ss" || Name == "sse2.div.sd")) {
|
|
Type *I32Ty = Type::getInt32Ty(C);
|
|
Value *Elt0 = Builder.CreateExtractElement(CI->getArgOperand(0),
|
|
ConstantInt::get(I32Ty, 0));
|
|
Value *Elt1 = Builder.CreateExtractElement(CI->getArgOperand(1),
|
|
ConstantInt::get(I32Ty, 0));
|
|
Value *EltOp;
|
|
if (Name.contains(".add."))
|
|
EltOp = Builder.CreateFAdd(Elt0, Elt1);
|
|
else if (Name.contains(".sub."))
|
|
EltOp = Builder.CreateFSub(Elt0, Elt1);
|
|
else if (Name.contains(".mul."))
|
|
EltOp = Builder.CreateFMul(Elt0, Elt1);
|
|
else
|
|
EltOp = Builder.CreateFDiv(Elt0, Elt1);
|
|
Rep = Builder.CreateInsertElement(CI->getArgOperand(0), EltOp,
|
|
ConstantInt::get(I32Ty, 0));
|
|
} else if (IsX86 && Name.startswith("avx512.mask.pcmp")) {
|
|
// "avx512.mask.pcmpeq." or "avx512.mask.pcmpgt."
|
|
bool CmpEq = Name[16] == 'e';
|
|
Rep = upgradeMaskedCompare(Builder, *CI, CmpEq ? 0 : 6, true);
|
|
} else if (IsX86 && Name.startswith("avx512.mask.vpshufbitqmb.")) {
|
|
Type *OpTy = CI->getArgOperand(0)->getType();
|
|
unsigned VecWidth = OpTy->getPrimitiveSizeInBits();
|
|
Intrinsic::ID IID;
|
|
switch (VecWidth) {
|
|
default: llvm_unreachable("Unexpected intrinsic");
|
|
case 128: IID = Intrinsic::x86_avx512_vpshufbitqmb_128; break;
|
|
case 256: IID = Intrinsic::x86_avx512_vpshufbitqmb_256; break;
|
|
case 512: IID = Intrinsic::x86_avx512_vpshufbitqmb_512; break;
|
|
}
|
|
|
|
Rep = Builder.CreateCall(Intrinsic::getDeclaration(F->getParent(), IID),
|
|
{ CI->getOperand(0), CI->getArgOperand(1) });
|
|
Rep = ApplyX86MaskOn1BitsVec(Builder, Rep, CI->getArgOperand(2));
|
|
} else if (IsX86 && Name.startswith("avx512.mask.fpclass.p")) {
|
|
Type *OpTy = CI->getArgOperand(0)->getType();
|
|
unsigned VecWidth = OpTy->getPrimitiveSizeInBits();
|
|
unsigned EltWidth = OpTy->getScalarSizeInBits();
|
|
Intrinsic::ID IID;
|
|
if (VecWidth == 128 && EltWidth == 32)
|
|
IID = Intrinsic::x86_avx512_fpclass_ps_128;
|
|
else if (VecWidth == 256 && EltWidth == 32)
|
|
IID = Intrinsic::x86_avx512_fpclass_ps_256;
|
|
else if (VecWidth == 512 && EltWidth == 32)
|
|
IID = Intrinsic::x86_avx512_fpclass_ps_512;
|
|
else if (VecWidth == 128 && EltWidth == 64)
|
|
IID = Intrinsic::x86_avx512_fpclass_pd_128;
|
|
else if (VecWidth == 256 && EltWidth == 64)
|
|
IID = Intrinsic::x86_avx512_fpclass_pd_256;
|
|
else if (VecWidth == 512 && EltWidth == 64)
|
|
IID = Intrinsic::x86_avx512_fpclass_pd_512;
|
|
else
|
|
llvm_unreachable("Unexpected intrinsic");
|
|
|
|
Rep = Builder.CreateCall(Intrinsic::getDeclaration(F->getParent(), IID),
|
|
{ CI->getOperand(0), CI->getArgOperand(1) });
|
|
Rep = ApplyX86MaskOn1BitsVec(Builder, Rep, CI->getArgOperand(2));
|
|
} else if (IsX86 && Name.startswith("avx512.mask.cmp.p")) {
|
|
Type *OpTy = CI->getArgOperand(0)->getType();
|
|
unsigned VecWidth = OpTy->getPrimitiveSizeInBits();
|
|
unsigned EltWidth = OpTy->getScalarSizeInBits();
|
|
Intrinsic::ID IID;
|
|
if (VecWidth == 128 && EltWidth == 32)
|
|
IID = Intrinsic::x86_avx512_cmp_ps_128;
|
|
else if (VecWidth == 256 && EltWidth == 32)
|
|
IID = Intrinsic::x86_avx512_cmp_ps_256;
|
|
else if (VecWidth == 512 && EltWidth == 32)
|
|
IID = Intrinsic::x86_avx512_cmp_ps_512;
|
|
else if (VecWidth == 128 && EltWidth == 64)
|
|
IID = Intrinsic::x86_avx512_cmp_pd_128;
|
|
else if (VecWidth == 256 && EltWidth == 64)
|
|
IID = Intrinsic::x86_avx512_cmp_pd_256;
|
|
else if (VecWidth == 512 && EltWidth == 64)
|
|
IID = Intrinsic::x86_avx512_cmp_pd_512;
|
|
else
|
|
llvm_unreachable("Unexpected intrinsic");
|
|
|
|
SmallVector<Value *, 4> Args;
|
|
Args.push_back(CI->getArgOperand(0));
|
|
Args.push_back(CI->getArgOperand(1));
|
|
Args.push_back(CI->getArgOperand(2));
|
|
if (CI->getNumArgOperands() == 5)
|
|
Args.push_back(CI->getArgOperand(4));
|
|
|
|
Rep = Builder.CreateCall(Intrinsic::getDeclaration(F->getParent(), IID),
|
|
Args);
|
|
Rep = ApplyX86MaskOn1BitsVec(Builder, Rep, CI->getArgOperand(3));
|
|
} else if (IsX86 && Name.startswith("avx512.mask.cmp.") &&
|
|
Name[16] != 'p') {
|
|
// Integer compare intrinsics.
|
|
unsigned Imm = cast<ConstantInt>(CI->getArgOperand(2))->getZExtValue();
|
|
Rep = upgradeMaskedCompare(Builder, *CI, Imm, true);
|
|
} else if (IsX86 && Name.startswith("avx512.mask.ucmp.")) {
|
|
unsigned Imm = cast<ConstantInt>(CI->getArgOperand(2))->getZExtValue();
|
|
Rep = upgradeMaskedCompare(Builder, *CI, Imm, false);
|
|
} else if (IsX86 && (Name.startswith("avx512.cvtb2mask.") ||
|
|
Name.startswith("avx512.cvtw2mask.") ||
|
|
Name.startswith("avx512.cvtd2mask.") ||
|
|
Name.startswith("avx512.cvtq2mask."))) {
|
|
Value *Op = CI->getArgOperand(0);
|
|
Value *Zero = llvm::Constant::getNullValue(Op->getType());
|
|
Rep = Builder.CreateICmp(ICmpInst::ICMP_SLT, Op, Zero);
|
|
Rep = ApplyX86MaskOn1BitsVec(Builder, Rep, nullptr);
|
|
} else if(IsX86 && (Name == "ssse3.pabs.b.128" ||
|
|
Name == "ssse3.pabs.w.128" ||
|
|
Name == "ssse3.pabs.d.128" ||
|
|
Name.startswith("avx2.pabs") ||
|
|
Name.startswith("avx512.mask.pabs"))) {
|
|
Rep = upgradeAbs(Builder, *CI);
|
|
} else if (IsX86 && (Name == "sse41.pmaxsb" ||
|
|
Name == "sse2.pmaxs.w" ||
|
|
Name == "sse41.pmaxsd" ||
|
|
Name.startswith("avx2.pmaxs") ||
|
|
Name.startswith("avx512.mask.pmaxs"))) {
|
|
Rep = upgradeIntMinMax(Builder, *CI, ICmpInst::ICMP_SGT);
|
|
} else if (IsX86 && (Name == "sse2.pmaxu.b" ||
|
|
Name == "sse41.pmaxuw" ||
|
|
Name == "sse41.pmaxud" ||
|
|
Name.startswith("avx2.pmaxu") ||
|
|
Name.startswith("avx512.mask.pmaxu"))) {
|
|
Rep = upgradeIntMinMax(Builder, *CI, ICmpInst::ICMP_UGT);
|
|
} else if (IsX86 && (Name == "sse41.pminsb" ||
|
|
Name == "sse2.pmins.w" ||
|
|
Name == "sse41.pminsd" ||
|
|
Name.startswith("avx2.pmins") ||
|
|
Name.startswith("avx512.mask.pmins"))) {
|
|
Rep = upgradeIntMinMax(Builder, *CI, ICmpInst::ICMP_SLT);
|
|
} else if (IsX86 && (Name == "sse2.pminu.b" ||
|
|
Name == "sse41.pminuw" ||
|
|
Name == "sse41.pminud" ||
|
|
Name.startswith("avx2.pminu") ||
|
|
Name.startswith("avx512.mask.pminu"))) {
|
|
Rep = upgradeIntMinMax(Builder, *CI, ICmpInst::ICMP_ULT);
|
|
} else if (IsX86 && (Name == "sse2.pmulu.dq" ||
|
|
Name == "avx2.pmulu.dq" ||
|
|
Name == "avx512.pmulu.dq.512" ||
|
|
Name.startswith("avx512.mask.pmulu.dq."))) {
|
|
Rep = upgradePMULDQ(Builder, *CI, /*Signed*/false);
|
|
} else if (IsX86 && (Name == "sse41.pmuldq" ||
|
|
Name == "avx2.pmul.dq" ||
|
|
Name == "avx512.pmul.dq.512" ||
|
|
Name.startswith("avx512.mask.pmul.dq."))) {
|
|
Rep = upgradePMULDQ(Builder, *CI, /*Signed*/true);
|
|
} else if (IsX86 && (Name == "sse.cvtsi2ss" ||
|
|
Name == "sse2.cvtsi2sd" ||
|
|
Name == "sse.cvtsi642ss" ||
|
|
Name == "sse2.cvtsi642sd")) {
|
|
Rep = Builder.CreateSIToFP(CI->getArgOperand(1),
|
|
CI->getType()->getVectorElementType());
|
|
Rep = Builder.CreateInsertElement(CI->getArgOperand(0), Rep, (uint64_t)0);
|
|
} else if (IsX86 && Name == "avx512.cvtusi2sd") {
|
|
Rep = Builder.CreateUIToFP(CI->getArgOperand(1),
|
|
CI->getType()->getVectorElementType());
|
|
Rep = Builder.CreateInsertElement(CI->getArgOperand(0), Rep, (uint64_t)0);
|
|
} else if (IsX86 && Name == "sse2.cvtss2sd") {
|
|
Rep = Builder.CreateExtractElement(CI->getArgOperand(1), (uint64_t)0);
|
|
Rep = Builder.CreateFPExt(Rep, CI->getType()->getVectorElementType());
|
|
Rep = Builder.CreateInsertElement(CI->getArgOperand(0), Rep, (uint64_t)0);
|
|
} else if (IsX86 && (Name == "sse2.cvtdq2pd" ||
|
|
Name == "sse2.cvtdq2ps" ||
|
|
Name == "avx.cvtdq2.pd.256" ||
|
|
Name == "avx.cvtdq2.ps.256" ||
|
|
Name.startswith("avx512.mask.cvtdq2pd.") ||
|
|
Name.startswith("avx512.mask.cvtudq2pd.") ||
|
|
Name.startswith("avx512.mask.cvtdq2ps.") ||
|
|
Name.startswith("avx512.mask.cvtudq2ps.") ||
|
|
Name.startswith("avx512.mask.cvtqq2pd.") ||
|
|
Name.startswith("avx512.mask.cvtuqq2pd.") ||
|
|
Name == "avx512.mask.cvtqq2ps.256" ||
|
|
Name == "avx512.mask.cvtqq2ps.512" ||
|
|
Name == "avx512.mask.cvtuqq2ps.256" ||
|
|
Name == "avx512.mask.cvtuqq2ps.512" ||
|
|
Name == "sse2.cvtps2pd" ||
|
|
Name == "avx.cvt.ps2.pd.256" ||
|
|
Name == "avx512.mask.cvtps2pd.128" ||
|
|
Name == "avx512.mask.cvtps2pd.256")) {
|
|
Type *DstTy = CI->getType();
|
|
Rep = CI->getArgOperand(0);
|
|
Type *SrcTy = Rep->getType();
|
|
|
|
unsigned NumDstElts = DstTy->getVectorNumElements();
|
|
if (NumDstElts < SrcTy->getVectorNumElements()) {
|
|
assert(NumDstElts == 2 && "Unexpected vector size");
|
|
uint32_t ShuffleMask[2] = { 0, 1 };
|
|
Rep = Builder.CreateShuffleVector(Rep, Rep, ShuffleMask);
|
|
}
|
|
|
|
bool IsPS2PD = SrcTy->getVectorElementType()->isFloatTy();
|
|
bool IsUnsigned = (StringRef::npos != Name.find("cvtu"));
|
|
if (IsPS2PD)
|
|
Rep = Builder.CreateFPExt(Rep, DstTy, "cvtps2pd");
|
|
else if (CI->getNumArgOperands() == 4 &&
|
|
(!isa<ConstantInt>(CI->getArgOperand(3)) ||
|
|
cast<ConstantInt>(CI->getArgOperand(3))->getZExtValue() != 4)) {
|
|
Intrinsic::ID IID = IsUnsigned ? Intrinsic::x86_avx512_uitofp_round
|
|
: Intrinsic::x86_avx512_sitofp_round;
|
|
Function *F = Intrinsic::getDeclaration(CI->getModule(), IID,
|
|
{ DstTy, SrcTy });
|
|
Rep = Builder.CreateCall(F, { Rep, CI->getArgOperand(3) });
|
|
} else {
|
|
Rep = IsUnsigned ? Builder.CreateUIToFP(Rep, DstTy, "cvt")
|
|
: Builder.CreateSIToFP(Rep, DstTy, "cvt");
|
|
}
|
|
|
|
if (CI->getNumArgOperands() >= 3)
|
|
Rep = EmitX86Select(Builder, CI->getArgOperand(2), Rep,
|
|
CI->getArgOperand(1));
|
|
} else if (IsX86 && (Name.startswith("avx512.mask.vcvtph2ps.") ||
|
|
Name.startswith("vcvtph2ps."))) {
|
|
Type *DstTy = CI->getType();
|
|
Rep = CI->getArgOperand(0);
|
|
Type *SrcTy = Rep->getType();
|
|
unsigned NumDstElts = DstTy->getVectorNumElements();
|
|
if (NumDstElts != SrcTy->getVectorNumElements()) {
|
|
assert(NumDstElts == 4 && "Unexpected vector size");
|
|
uint32_t ShuffleMask[4] = {0, 1, 2, 3};
|
|
Rep = Builder.CreateShuffleVector(Rep, Rep, ShuffleMask);
|
|
}
|
|
Rep = Builder.CreateBitCast(
|
|
Rep, VectorType::get(Type::getHalfTy(C), NumDstElts));
|
|
Rep = Builder.CreateFPExt(Rep, DstTy, "cvtph2ps");
|
|
if (CI->getNumArgOperands() >= 3)
|
|
Rep = EmitX86Select(Builder, CI->getArgOperand(2), Rep,
|
|
CI->getArgOperand(1));
|
|
} else if (IsX86 && (Name.startswith("avx512.mask.loadu."))) {
|
|
Rep = UpgradeMaskedLoad(Builder, CI->getArgOperand(0),
|
|
CI->getArgOperand(1), CI->getArgOperand(2),
|
|
/*Aligned*/false);
|
|
} else if (IsX86 && (Name.startswith("avx512.mask.load."))) {
|
|
Rep = UpgradeMaskedLoad(Builder, CI->getArgOperand(0),
|
|
CI->getArgOperand(1),CI->getArgOperand(2),
|
|
/*Aligned*/true);
|
|
} else if (IsX86 && Name.startswith("avx512.mask.expand.load.")) {
|
|
Type *ResultTy = CI->getType();
|
|
Type *PtrTy = ResultTy->getVectorElementType();
|
|
|
|
// Cast the pointer to element type.
|
|
Value *Ptr = Builder.CreateBitCast(CI->getOperand(0),
|
|
llvm::PointerType::getUnqual(PtrTy));
|
|
|
|
Value *MaskVec = getX86MaskVec(Builder, CI->getArgOperand(2),
|
|
ResultTy->getVectorNumElements());
|
|
|
|
Function *ELd = Intrinsic::getDeclaration(F->getParent(),
|
|
Intrinsic::masked_expandload,
|
|
ResultTy);
|
|
Rep = Builder.CreateCall(ELd, { Ptr, MaskVec, CI->getOperand(1) });
|
|
} else if (IsX86 && Name.startswith("avx512.mask.compress.store.")) {
|
|
Type *ResultTy = CI->getArgOperand(1)->getType();
|
|
Type *PtrTy = ResultTy->getVectorElementType();
|
|
|
|
// Cast the pointer to element type.
|
|
Value *Ptr = Builder.CreateBitCast(CI->getOperand(0),
|
|
llvm::PointerType::getUnqual(PtrTy));
|
|
|
|
Value *MaskVec = getX86MaskVec(Builder, CI->getArgOperand(2),
|
|
ResultTy->getVectorNumElements());
|
|
|
|
Function *CSt = Intrinsic::getDeclaration(F->getParent(),
|
|
Intrinsic::masked_compressstore,
|
|
ResultTy);
|
|
Rep = Builder.CreateCall(CSt, { CI->getArgOperand(1), Ptr, MaskVec });
|
|
} else if (IsX86 && (Name.startswith("avx512.mask.compress.") ||
|
|
Name.startswith("avx512.mask.expand."))) {
|
|
Type *ResultTy = CI->getType();
|
|
|
|
Value *MaskVec = getX86MaskVec(Builder, CI->getArgOperand(2),
|
|
ResultTy->getVectorNumElements());
|
|
|
|
bool IsCompress = Name[12] == 'c';
|
|
Intrinsic::ID IID = IsCompress ? Intrinsic::x86_avx512_mask_compress
|
|
: Intrinsic::x86_avx512_mask_expand;
|
|
Function *Intr = Intrinsic::getDeclaration(F->getParent(), IID, ResultTy);
|
|
Rep = Builder.CreateCall(Intr, { CI->getOperand(0), CI->getOperand(1),
|
|
MaskVec });
|
|
} else if (IsX86 && Name.startswith("xop.vpcom")) {
|
|
bool IsSigned;
|
|
if (Name.endswith("ub") || Name.endswith("uw") || Name.endswith("ud") ||
|
|
Name.endswith("uq"))
|
|
IsSigned = false;
|
|
else if (Name.endswith("b") || Name.endswith("w") || Name.endswith("d") ||
|
|
Name.endswith("q"))
|
|
IsSigned = true;
|
|
else
|
|
llvm_unreachable("Unknown suffix");
|
|
|
|
unsigned Imm;
|
|
if (CI->getNumArgOperands() == 3) {
|
|
Imm = cast<ConstantInt>(CI->getArgOperand(2))->getZExtValue();
|
|
} else {
|
|
Name = Name.substr(9); // strip off "xop.vpcom"
|
|
if (Name.startswith("lt"))
|
|
Imm = 0;
|
|
else if (Name.startswith("le"))
|
|
Imm = 1;
|
|
else if (Name.startswith("gt"))
|
|
Imm = 2;
|
|
else if (Name.startswith("ge"))
|
|
Imm = 3;
|
|
else if (Name.startswith("eq"))
|
|
Imm = 4;
|
|
else if (Name.startswith("ne"))
|
|
Imm = 5;
|
|
else if (Name.startswith("false"))
|
|
Imm = 6;
|
|
else if (Name.startswith("true"))
|
|
Imm = 7;
|
|
else
|
|
llvm_unreachable("Unknown condition");
|
|
}
|
|
|
|
Rep = upgradeX86vpcom(Builder, *CI, Imm, IsSigned);
|
|
} else if (IsX86 && Name.startswith("xop.vpcmov")) {
|
|
Value *Sel = CI->getArgOperand(2);
|
|
Value *NotSel = Builder.CreateNot(Sel);
|
|
Value *Sel0 = Builder.CreateAnd(CI->getArgOperand(0), Sel);
|
|
Value *Sel1 = Builder.CreateAnd(CI->getArgOperand(1), NotSel);
|
|
Rep = Builder.CreateOr(Sel0, Sel1);
|
|
} else if (IsX86 && (Name.startswith("xop.vprot") ||
|
|
Name.startswith("avx512.prol") ||
|
|
Name.startswith("avx512.mask.prol"))) {
|
|
Rep = upgradeX86Rotate(Builder, *CI, false);
|
|
} else if (IsX86 && (Name.startswith("avx512.pror") ||
|
|
Name.startswith("avx512.mask.pror"))) {
|
|
Rep = upgradeX86Rotate(Builder, *CI, true);
|
|
} else if (IsX86 && (Name.startswith("avx512.vpshld.") ||
|
|
Name.startswith("avx512.mask.vpshld") ||
|
|
Name.startswith("avx512.maskz.vpshld"))) {
|
|
bool ZeroMask = Name[11] == 'z';
|
|
Rep = upgradeX86ConcatShift(Builder, *CI, false, ZeroMask);
|
|
} else if (IsX86 && (Name.startswith("avx512.vpshrd.") ||
|
|
Name.startswith("avx512.mask.vpshrd") ||
|
|
Name.startswith("avx512.maskz.vpshrd"))) {
|
|
bool ZeroMask = Name[11] == 'z';
|
|
Rep = upgradeX86ConcatShift(Builder, *CI, true, ZeroMask);
|
|
} else if (IsX86 && Name == "sse42.crc32.64.8") {
|
|
Function *CRC32 = Intrinsic::getDeclaration(F->getParent(),
|
|
Intrinsic::x86_sse42_crc32_32_8);
|
|
Value *Trunc0 = Builder.CreateTrunc(CI->getArgOperand(0), Type::getInt32Ty(C));
|
|
Rep = Builder.CreateCall(CRC32, {Trunc0, CI->getArgOperand(1)});
|
|
Rep = Builder.CreateZExt(Rep, CI->getType(), "");
|
|
} else if (IsX86 && (Name.startswith("avx.vbroadcast.s") ||
|
|
Name.startswith("avx512.vbroadcast.s"))) {
|
|
// Replace broadcasts with a series of insertelements.
|
|
Type *VecTy = CI->getType();
|
|
Type *EltTy = VecTy->getVectorElementType();
|
|
unsigned EltNum = VecTy->getVectorNumElements();
|
|
Value *Cast = Builder.CreateBitCast(CI->getArgOperand(0),
|
|
EltTy->getPointerTo());
|
|
Value *Load = Builder.CreateLoad(EltTy, Cast);
|
|
Type *I32Ty = Type::getInt32Ty(C);
|
|
Rep = UndefValue::get(VecTy);
|
|
for (unsigned I = 0; I < EltNum; ++I)
|
|
Rep = Builder.CreateInsertElement(Rep, Load,
|
|
ConstantInt::get(I32Ty, I));
|
|
} else if (IsX86 && (Name.startswith("sse41.pmovsx") ||
|
|
Name.startswith("sse41.pmovzx") ||
|
|
Name.startswith("avx2.pmovsx") ||
|
|
Name.startswith("avx2.pmovzx") ||
|
|
Name.startswith("avx512.mask.pmovsx") ||
|
|
Name.startswith("avx512.mask.pmovzx"))) {
|
|
VectorType *SrcTy = cast<VectorType>(CI->getArgOperand(0)->getType());
|
|
VectorType *DstTy = cast<VectorType>(CI->getType());
|
|
unsigned NumDstElts = DstTy->getNumElements();
|
|
|
|
// Extract a subvector of the first NumDstElts lanes and sign/zero extend.
|
|
SmallVector<uint32_t, 8> ShuffleMask(NumDstElts);
|
|
for (unsigned i = 0; i != NumDstElts; ++i)
|
|
ShuffleMask[i] = i;
|
|
|
|
Value *SV = Builder.CreateShuffleVector(
|
|
CI->getArgOperand(0), UndefValue::get(SrcTy), ShuffleMask);
|
|
|
|
bool DoSext = (StringRef::npos != Name.find("pmovsx"));
|
|
Rep = DoSext ? Builder.CreateSExt(SV, DstTy)
|
|
: Builder.CreateZExt(SV, DstTy);
|
|
// If there are 3 arguments, it's a masked intrinsic so we need a select.
|
|
if (CI->getNumArgOperands() == 3)
|
|
Rep = EmitX86Select(Builder, CI->getArgOperand(2), Rep,
|
|
CI->getArgOperand(1));
|
|
} else if (Name == "avx512.mask.pmov.qd.256" ||
|
|
Name == "avx512.mask.pmov.qd.512" ||
|
|
Name == "avx512.mask.pmov.wb.256" ||
|
|
Name == "avx512.mask.pmov.wb.512") {
|
|
Type *Ty = CI->getArgOperand(1)->getType();
|
|
Rep = Builder.CreateTrunc(CI->getArgOperand(0), Ty);
|
|
Rep = EmitX86Select(Builder, CI->getArgOperand(2), Rep,
|
|
CI->getArgOperand(1));
|
|
} else if (IsX86 && (Name.startswith("avx.vbroadcastf128") ||
|
|
Name == "avx2.vbroadcasti128")) {
|
|
// Replace vbroadcastf128/vbroadcasti128 with a vector load+shuffle.
|
|
Type *EltTy = CI->getType()->getVectorElementType();
|
|
unsigned NumSrcElts = 128 / EltTy->getPrimitiveSizeInBits();
|
|
Type *VT = VectorType::get(EltTy, NumSrcElts);
|
|
Value *Op = Builder.CreatePointerCast(CI->getArgOperand(0),
|
|
PointerType::getUnqual(VT));
|
|
Value *Load = Builder.CreateAlignedLoad(VT, Op, Align(1));
|
|
if (NumSrcElts == 2)
|
|
Rep = Builder.CreateShuffleVector(Load, UndefValue::get(Load->getType()),
|
|
{ 0, 1, 0, 1 });
|
|
else
|
|
Rep = Builder.CreateShuffleVector(Load, UndefValue::get(Load->getType()),
|
|
{ 0, 1, 2, 3, 0, 1, 2, 3 });
|
|
} else if (IsX86 && (Name.startswith("avx512.mask.shuf.i") ||
|
|
Name.startswith("avx512.mask.shuf.f"))) {
|
|
unsigned Imm = cast<ConstantInt>(CI->getArgOperand(2))->getZExtValue();
|
|
Type *VT = CI->getType();
|
|
unsigned NumLanes = VT->getPrimitiveSizeInBits() / 128;
|
|
unsigned NumElementsInLane = 128 / VT->getScalarSizeInBits();
|
|
unsigned ControlBitsMask = NumLanes - 1;
|
|
unsigned NumControlBits = NumLanes / 2;
|
|
SmallVector<uint32_t, 8> ShuffleMask(0);
|
|
|
|
for (unsigned l = 0; l != NumLanes; ++l) {
|
|
unsigned LaneMask = (Imm >> (l * NumControlBits)) & ControlBitsMask;
|
|
// We actually need the other source.
|
|
if (l >= NumLanes / 2)
|
|
LaneMask += NumLanes;
|
|
for (unsigned i = 0; i != NumElementsInLane; ++i)
|
|
ShuffleMask.push_back(LaneMask * NumElementsInLane + i);
|
|
}
|
|
Rep = Builder.CreateShuffleVector(CI->getArgOperand(0),
|
|
CI->getArgOperand(1), ShuffleMask);
|
|
Rep = EmitX86Select(Builder, CI->getArgOperand(4), Rep,
|
|
CI->getArgOperand(3));
|
|
}else if (IsX86 && (Name.startswith("avx512.mask.broadcastf") ||
|
|
Name.startswith("avx512.mask.broadcasti"))) {
|
|
unsigned NumSrcElts =
|
|
CI->getArgOperand(0)->getType()->getVectorNumElements();
|
|
unsigned NumDstElts = CI->getType()->getVectorNumElements();
|
|
|
|
SmallVector<uint32_t, 8> ShuffleMask(NumDstElts);
|
|
for (unsigned i = 0; i != NumDstElts; ++i)
|
|
ShuffleMask[i] = i % NumSrcElts;
|
|
|
|
Rep = Builder.CreateShuffleVector(CI->getArgOperand(0),
|
|
CI->getArgOperand(0),
|
|
ShuffleMask);
|
|
Rep = EmitX86Select(Builder, CI->getArgOperand(2), Rep,
|
|
CI->getArgOperand(1));
|
|
} else if (IsX86 && (Name.startswith("avx2.pbroadcast") ||
|
|
Name.startswith("avx2.vbroadcast") ||
|
|
Name.startswith("avx512.pbroadcast") ||
|
|
Name.startswith("avx512.mask.broadcast.s"))) {
|
|
// Replace vp?broadcasts with a vector shuffle.
|
|
Value *Op = CI->getArgOperand(0);
|
|
unsigned NumElts = CI->getType()->getVectorNumElements();
|
|
Type *MaskTy = VectorType::get(Type::getInt32Ty(C), NumElts);
|
|
Rep = Builder.CreateShuffleVector(Op, UndefValue::get(Op->getType()),
|
|
Constant::getNullValue(MaskTy));
|
|
|
|
if (CI->getNumArgOperands() == 3)
|
|
Rep = EmitX86Select(Builder, CI->getArgOperand(2), Rep,
|
|
CI->getArgOperand(1));
|
|
} else if (IsX86 && (Name.startswith("sse2.padds.") ||
|
|
Name.startswith("sse2.psubs.") ||
|
|
Name.startswith("avx2.padds.") ||
|
|
Name.startswith("avx2.psubs.") ||
|
|
Name.startswith("avx512.padds.") ||
|
|
Name.startswith("avx512.psubs.") ||
|
|
Name.startswith("avx512.mask.padds.") ||
|
|
Name.startswith("avx512.mask.psubs."))) {
|
|
bool IsAdd = Name.contains(".padds");
|
|
Rep = UpgradeX86AddSubSatIntrinsics(Builder, *CI, true, IsAdd);
|
|
} else if (IsX86 && (Name.startswith("sse2.paddus.") ||
|
|
Name.startswith("sse2.psubus.") ||
|
|
Name.startswith("avx2.paddus.") ||
|
|
Name.startswith("avx2.psubus.") ||
|
|
Name.startswith("avx512.mask.paddus.") ||
|
|
Name.startswith("avx512.mask.psubus."))) {
|
|
bool IsAdd = Name.contains(".paddus");
|
|
Rep = UpgradeX86AddSubSatIntrinsics(Builder, *CI, false, IsAdd);
|
|
} else if (IsX86 && Name.startswith("avx512.mask.palignr.")) {
|
|
Rep = UpgradeX86ALIGNIntrinsics(Builder, CI->getArgOperand(0),
|
|
CI->getArgOperand(1),
|
|
CI->getArgOperand(2),
|
|
CI->getArgOperand(3),
|
|
CI->getArgOperand(4),
|
|
false);
|
|
} else if (IsX86 && Name.startswith("avx512.mask.valign.")) {
|
|
Rep = UpgradeX86ALIGNIntrinsics(Builder, CI->getArgOperand(0),
|
|
CI->getArgOperand(1),
|
|
CI->getArgOperand(2),
|
|
CI->getArgOperand(3),
|
|
CI->getArgOperand(4),
|
|
true);
|
|
} else if (IsX86 && (Name == "sse2.psll.dq" ||
|
|
Name == "avx2.psll.dq")) {
|
|
// 128/256-bit shift left specified in bits.
|
|
unsigned Shift = cast<ConstantInt>(CI->getArgOperand(1))->getZExtValue();
|
|
Rep = UpgradeX86PSLLDQIntrinsics(Builder, CI->getArgOperand(0),
|
|
Shift / 8); // Shift is in bits.
|
|
} else if (IsX86 && (Name == "sse2.psrl.dq" ||
|
|
Name == "avx2.psrl.dq")) {
|
|
// 128/256-bit shift right specified in bits.
|
|
unsigned Shift = cast<ConstantInt>(CI->getArgOperand(1))->getZExtValue();
|
|
Rep = UpgradeX86PSRLDQIntrinsics(Builder, CI->getArgOperand(0),
|
|
Shift / 8); // Shift is in bits.
|
|
} else if (IsX86 && (Name == "sse2.psll.dq.bs" ||
|
|
Name == "avx2.psll.dq.bs" ||
|
|
Name == "avx512.psll.dq.512")) {
|
|
// 128/256/512-bit shift left specified in bytes.
|
|
unsigned Shift = cast<ConstantInt>(CI->getArgOperand(1))->getZExtValue();
|
|
Rep = UpgradeX86PSLLDQIntrinsics(Builder, CI->getArgOperand(0), Shift);
|
|
} else if (IsX86 && (Name == "sse2.psrl.dq.bs" ||
|
|
Name == "avx2.psrl.dq.bs" ||
|
|
Name == "avx512.psrl.dq.512")) {
|
|
// 128/256/512-bit shift right specified in bytes.
|
|
unsigned Shift = cast<ConstantInt>(CI->getArgOperand(1))->getZExtValue();
|
|
Rep = UpgradeX86PSRLDQIntrinsics(Builder, CI->getArgOperand(0), Shift);
|
|
} else if (IsX86 && (Name == "sse41.pblendw" ||
|
|
Name.startswith("sse41.blendp") ||
|
|
Name.startswith("avx.blend.p") ||
|
|
Name == "avx2.pblendw" ||
|
|
Name.startswith("avx2.pblendd."))) {
|
|
Value *Op0 = CI->getArgOperand(0);
|
|
Value *Op1 = CI->getArgOperand(1);
|
|
unsigned Imm = cast <ConstantInt>(CI->getArgOperand(2))->getZExtValue();
|
|
VectorType *VecTy = cast<VectorType>(CI->getType());
|
|
unsigned NumElts = VecTy->getNumElements();
|
|
|
|
SmallVector<uint32_t, 16> Idxs(NumElts);
|
|
for (unsigned i = 0; i != NumElts; ++i)
|
|
Idxs[i] = ((Imm >> (i%8)) & 1) ? i + NumElts : i;
|
|
|
|
Rep = Builder.CreateShuffleVector(Op0, Op1, Idxs);
|
|
} else if (IsX86 && (Name.startswith("avx.vinsertf128.") ||
|
|
Name == "avx2.vinserti128" ||
|
|
Name.startswith("avx512.mask.insert"))) {
|
|
Value *Op0 = CI->getArgOperand(0);
|
|
Value *Op1 = CI->getArgOperand(1);
|
|
unsigned Imm = cast<ConstantInt>(CI->getArgOperand(2))->getZExtValue();
|
|
unsigned DstNumElts = CI->getType()->getVectorNumElements();
|
|
unsigned SrcNumElts = Op1->getType()->getVectorNumElements();
|
|
unsigned Scale = DstNumElts / SrcNumElts;
|
|
|
|
// Mask off the high bits of the immediate value; hardware ignores those.
|
|
Imm = Imm % Scale;
|
|
|
|
// Extend the second operand into a vector the size of the destination.
|
|
Value *UndefV = UndefValue::get(Op1->getType());
|
|
SmallVector<uint32_t, 8> Idxs(DstNumElts);
|
|
for (unsigned i = 0; i != SrcNumElts; ++i)
|
|
Idxs[i] = i;
|
|
for (unsigned i = SrcNumElts; i != DstNumElts; ++i)
|
|
Idxs[i] = SrcNumElts;
|
|
Rep = Builder.CreateShuffleVector(Op1, UndefV, Idxs);
|
|
|
|
// Insert the second operand into the first operand.
|
|
|
|
// Note that there is no guarantee that instruction lowering will actually
|
|
// produce a vinsertf128 instruction for the created shuffles. In
|
|
// particular, the 0 immediate case involves no lane changes, so it can
|
|
// be handled as a blend.
|
|
|
|
// Example of shuffle mask for 32-bit elements:
|
|
// Imm = 1 <i32 0, i32 1, i32 2, i32 3, i32 8, i32 9, i32 10, i32 11>
|
|
// Imm = 0 <i32 8, i32 9, i32 10, i32 11, i32 4, i32 5, i32 6, i32 7 >
|
|
|
|
// First fill with identify mask.
|
|
for (unsigned i = 0; i != DstNumElts; ++i)
|
|
Idxs[i] = i;
|
|
// Then replace the elements where we need to insert.
|
|
for (unsigned i = 0; i != SrcNumElts; ++i)
|
|
Idxs[i + Imm * SrcNumElts] = i + DstNumElts;
|
|
Rep = Builder.CreateShuffleVector(Op0, Rep, Idxs);
|
|
|
|
// If the intrinsic has a mask operand, handle that.
|
|
if (CI->getNumArgOperands() == 5)
|
|
Rep = EmitX86Select(Builder, CI->getArgOperand(4), Rep,
|
|
CI->getArgOperand(3));
|
|
} else if (IsX86 && (Name.startswith("avx.vextractf128.") ||
|
|
Name == "avx2.vextracti128" ||
|
|
Name.startswith("avx512.mask.vextract"))) {
|
|
Value *Op0 = CI->getArgOperand(0);
|
|
unsigned Imm = cast<ConstantInt>(CI->getArgOperand(1))->getZExtValue();
|
|
unsigned DstNumElts = CI->getType()->getVectorNumElements();
|
|
unsigned SrcNumElts = Op0->getType()->getVectorNumElements();
|
|
unsigned Scale = SrcNumElts / DstNumElts;
|
|
|
|
// Mask off the high bits of the immediate value; hardware ignores those.
|
|
Imm = Imm % Scale;
|
|
|
|
// Get indexes for the subvector of the input vector.
|
|
SmallVector<uint32_t, 8> Idxs(DstNumElts);
|
|
for (unsigned i = 0; i != DstNumElts; ++i) {
|
|
Idxs[i] = i + (Imm * DstNumElts);
|
|
}
|
|
Rep = Builder.CreateShuffleVector(Op0, Op0, Idxs);
|
|
|
|
// If the intrinsic has a mask operand, handle that.
|
|
if (CI->getNumArgOperands() == 4)
|
|
Rep = EmitX86Select(Builder, CI->getArgOperand(3), Rep,
|
|
CI->getArgOperand(2));
|
|
} else if (!IsX86 && Name == "stackprotectorcheck") {
|
|
Rep = nullptr;
|
|
} else if (IsX86 && (Name.startswith("avx512.mask.perm.df.") ||
|
|
Name.startswith("avx512.mask.perm.di."))) {
|
|
Value *Op0 = CI->getArgOperand(0);
|
|
unsigned Imm = cast<ConstantInt>(CI->getArgOperand(1))->getZExtValue();
|
|
VectorType *VecTy = cast<VectorType>(CI->getType());
|
|
unsigned NumElts = VecTy->getNumElements();
|
|
|
|
SmallVector<uint32_t, 8> Idxs(NumElts);
|
|
for (unsigned i = 0; i != NumElts; ++i)
|
|
Idxs[i] = (i & ~0x3) + ((Imm >> (2 * (i & 0x3))) & 3);
|
|
|
|
Rep = Builder.CreateShuffleVector(Op0, Op0, Idxs);
|
|
|
|
if (CI->getNumArgOperands() == 4)
|
|
Rep = EmitX86Select(Builder, CI->getArgOperand(3), Rep,
|
|
CI->getArgOperand(2));
|
|
} else if (IsX86 && (Name.startswith("avx.vperm2f128.") ||
|
|
Name == "avx2.vperm2i128")) {
|
|
// The immediate permute control byte looks like this:
|
|
// [1:0] - select 128 bits from sources for low half of destination
|
|
// [2] - ignore
|
|
// [3] - zero low half of destination
|
|
// [5:4] - select 128 bits from sources for high half of destination
|
|
// [6] - ignore
|
|
// [7] - zero high half of destination
|
|
|
|
uint8_t Imm = cast<ConstantInt>(CI->getArgOperand(2))->getZExtValue();
|
|
|
|
unsigned NumElts = CI->getType()->getVectorNumElements();
|
|
unsigned HalfSize = NumElts / 2;
|
|
SmallVector<uint32_t, 8> ShuffleMask(NumElts);
|
|
|
|
// Determine which operand(s) are actually in use for this instruction.
|
|
Value *V0 = (Imm & 0x02) ? CI->getArgOperand(1) : CI->getArgOperand(0);
|
|
Value *V1 = (Imm & 0x20) ? CI->getArgOperand(1) : CI->getArgOperand(0);
|
|
|
|
// If needed, replace operands based on zero mask.
|
|
V0 = (Imm & 0x08) ? ConstantAggregateZero::get(CI->getType()) : V0;
|
|
V1 = (Imm & 0x80) ? ConstantAggregateZero::get(CI->getType()) : V1;
|
|
|
|
// Permute low half of result.
|
|
unsigned StartIndex = (Imm & 0x01) ? HalfSize : 0;
|
|
for (unsigned i = 0; i < HalfSize; ++i)
|
|
ShuffleMask[i] = StartIndex + i;
|
|
|
|
// Permute high half of result.
|
|
StartIndex = (Imm & 0x10) ? HalfSize : 0;
|
|
for (unsigned i = 0; i < HalfSize; ++i)
|
|
ShuffleMask[i + HalfSize] = NumElts + StartIndex + i;
|
|
|
|
Rep = Builder.CreateShuffleVector(V0, V1, ShuffleMask);
|
|
|
|
} else if (IsX86 && (Name.startswith("avx.vpermil.") ||
|
|
Name == "sse2.pshuf.d" ||
|
|
Name.startswith("avx512.mask.vpermil.p") ||
|
|
Name.startswith("avx512.mask.pshuf.d."))) {
|
|
Value *Op0 = CI->getArgOperand(0);
|
|
unsigned Imm = cast<ConstantInt>(CI->getArgOperand(1))->getZExtValue();
|
|
VectorType *VecTy = cast<VectorType>(CI->getType());
|
|
unsigned NumElts = VecTy->getNumElements();
|
|
// Calculate the size of each index in the immediate.
|
|
unsigned IdxSize = 64 / VecTy->getScalarSizeInBits();
|
|
unsigned IdxMask = ((1 << IdxSize) - 1);
|
|
|
|
SmallVector<uint32_t, 8> Idxs(NumElts);
|
|
// Lookup the bits for this element, wrapping around the immediate every
|
|
// 8-bits. Elements are grouped into sets of 2 or 4 elements so we need
|
|
// to offset by the first index of each group.
|
|
for (unsigned i = 0; i != NumElts; ++i)
|
|
Idxs[i] = ((Imm >> ((i * IdxSize) % 8)) & IdxMask) | (i & ~IdxMask);
|
|
|
|
Rep = Builder.CreateShuffleVector(Op0, Op0, Idxs);
|
|
|
|
if (CI->getNumArgOperands() == 4)
|
|
Rep = EmitX86Select(Builder, CI->getArgOperand(3), Rep,
|
|
CI->getArgOperand(2));
|
|
} else if (IsX86 && (Name == "sse2.pshufl.w" ||
|
|
Name.startswith("avx512.mask.pshufl.w."))) {
|
|
Value *Op0 = CI->getArgOperand(0);
|
|
unsigned Imm = cast<ConstantInt>(CI->getArgOperand(1))->getZExtValue();
|
|
unsigned NumElts = CI->getType()->getVectorNumElements();
|
|
|
|
SmallVector<uint32_t, 16> Idxs(NumElts);
|
|
for (unsigned l = 0; l != NumElts; l += 8) {
|
|
for (unsigned i = 0; i != 4; ++i)
|
|
Idxs[i + l] = ((Imm >> (2 * i)) & 0x3) + l;
|
|
for (unsigned i = 4; i != 8; ++i)
|
|
Idxs[i + l] = i + l;
|
|
}
|
|
|
|
Rep = Builder.CreateShuffleVector(Op0, Op0, Idxs);
|
|
|
|
if (CI->getNumArgOperands() == 4)
|
|
Rep = EmitX86Select(Builder, CI->getArgOperand(3), Rep,
|
|
CI->getArgOperand(2));
|
|
} else if (IsX86 && (Name == "sse2.pshufh.w" ||
|
|
Name.startswith("avx512.mask.pshufh.w."))) {
|
|
Value *Op0 = CI->getArgOperand(0);
|
|
unsigned Imm = cast<ConstantInt>(CI->getArgOperand(1))->getZExtValue();
|
|
unsigned NumElts = CI->getType()->getVectorNumElements();
|
|
|
|
SmallVector<uint32_t, 16> Idxs(NumElts);
|
|
for (unsigned l = 0; l != NumElts; l += 8) {
|
|
for (unsigned i = 0; i != 4; ++i)
|
|
Idxs[i + l] = i + l;
|
|
for (unsigned i = 0; i != 4; ++i)
|
|
Idxs[i + l + 4] = ((Imm >> (2 * i)) & 0x3) + 4 + l;
|
|
}
|
|
|
|
Rep = Builder.CreateShuffleVector(Op0, Op0, Idxs);
|
|
|
|
if (CI->getNumArgOperands() == 4)
|
|
Rep = EmitX86Select(Builder, CI->getArgOperand(3), Rep,
|
|
CI->getArgOperand(2));
|
|
} else if (IsX86 && Name.startswith("avx512.mask.shuf.p")) {
|
|
Value *Op0 = CI->getArgOperand(0);
|
|
Value *Op1 = CI->getArgOperand(1);
|
|
unsigned Imm = cast<ConstantInt>(CI->getArgOperand(2))->getZExtValue();
|
|
unsigned NumElts = CI->getType()->getVectorNumElements();
|
|
|
|
unsigned NumLaneElts = 128/CI->getType()->getScalarSizeInBits();
|
|
unsigned HalfLaneElts = NumLaneElts / 2;
|
|
|
|
SmallVector<uint32_t, 16> Idxs(NumElts);
|
|
for (unsigned i = 0; i != NumElts; ++i) {
|
|
// Base index is the starting element of the lane.
|
|
Idxs[i] = i - (i % NumLaneElts);
|
|
// If we are half way through the lane switch to the other source.
|
|
if ((i % NumLaneElts) >= HalfLaneElts)
|
|
Idxs[i] += NumElts;
|
|
// Now select the specific element. By adding HalfLaneElts bits from
|
|
// the immediate. Wrapping around the immediate every 8-bits.
|
|
Idxs[i] += (Imm >> ((i * HalfLaneElts) % 8)) & ((1 << HalfLaneElts) - 1);
|
|
}
|
|
|
|
Rep = Builder.CreateShuffleVector(Op0, Op1, Idxs);
|
|
|
|
Rep = EmitX86Select(Builder, CI->getArgOperand(4), Rep,
|
|
CI->getArgOperand(3));
|
|
} else if (IsX86 && (Name.startswith("avx512.mask.movddup") ||
|
|
Name.startswith("avx512.mask.movshdup") ||
|
|
Name.startswith("avx512.mask.movsldup"))) {
|
|
Value *Op0 = CI->getArgOperand(0);
|
|
unsigned NumElts = CI->getType()->getVectorNumElements();
|
|
unsigned NumLaneElts = 128/CI->getType()->getScalarSizeInBits();
|
|
|
|
unsigned Offset = 0;
|
|
if (Name.startswith("avx512.mask.movshdup."))
|
|
Offset = 1;
|
|
|
|
SmallVector<uint32_t, 16> Idxs(NumElts);
|
|
for (unsigned l = 0; l != NumElts; l += NumLaneElts)
|
|
for (unsigned i = 0; i != NumLaneElts; i += 2) {
|
|
Idxs[i + l + 0] = i + l + Offset;
|
|
Idxs[i + l + 1] = i + l + Offset;
|
|
}
|
|
|
|
Rep = Builder.CreateShuffleVector(Op0, Op0, Idxs);
|
|
|
|
Rep = EmitX86Select(Builder, CI->getArgOperand(2), Rep,
|
|
CI->getArgOperand(1));
|
|
} else if (IsX86 && (Name.startswith("avx512.mask.punpckl") ||
|
|
Name.startswith("avx512.mask.unpckl."))) {
|
|
Value *Op0 = CI->getArgOperand(0);
|
|
Value *Op1 = CI->getArgOperand(1);
|
|
int NumElts = CI->getType()->getVectorNumElements();
|
|
int NumLaneElts = 128/CI->getType()->getScalarSizeInBits();
|
|
|
|
SmallVector<uint32_t, 64> Idxs(NumElts);
|
|
for (int l = 0; l != NumElts; l += NumLaneElts)
|
|
for (int i = 0; i != NumLaneElts; ++i)
|
|
Idxs[i + l] = l + (i / 2) + NumElts * (i % 2);
|
|
|
|
Rep = Builder.CreateShuffleVector(Op0, Op1, Idxs);
|
|
|
|
Rep = EmitX86Select(Builder, CI->getArgOperand(3), Rep,
|
|
CI->getArgOperand(2));
|
|
} else if (IsX86 && (Name.startswith("avx512.mask.punpckh") ||
|
|
Name.startswith("avx512.mask.unpckh."))) {
|
|
Value *Op0 = CI->getArgOperand(0);
|
|
Value *Op1 = CI->getArgOperand(1);
|
|
int NumElts = CI->getType()->getVectorNumElements();
|
|
int NumLaneElts = 128/CI->getType()->getScalarSizeInBits();
|
|
|
|
SmallVector<uint32_t, 64> Idxs(NumElts);
|
|
for (int l = 0; l != NumElts; l += NumLaneElts)
|
|
for (int i = 0; i != NumLaneElts; ++i)
|
|
Idxs[i + l] = (NumLaneElts / 2) + l + (i / 2) + NumElts * (i % 2);
|
|
|
|
Rep = Builder.CreateShuffleVector(Op0, Op1, Idxs);
|
|
|
|
Rep = EmitX86Select(Builder, CI->getArgOperand(3), Rep,
|
|
CI->getArgOperand(2));
|
|
} else if (IsX86 && (Name.startswith("avx512.mask.and.") ||
|
|
Name.startswith("avx512.mask.pand."))) {
|
|
VectorType *FTy = cast<VectorType>(CI->getType());
|
|
VectorType *ITy = VectorType::getInteger(FTy);
|
|
Rep = Builder.CreateAnd(Builder.CreateBitCast(CI->getArgOperand(0), ITy),
|
|
Builder.CreateBitCast(CI->getArgOperand(1), ITy));
|
|
Rep = Builder.CreateBitCast(Rep, FTy);
|
|
Rep = EmitX86Select(Builder, CI->getArgOperand(3), Rep,
|
|
CI->getArgOperand(2));
|
|
} else if (IsX86 && (Name.startswith("avx512.mask.andn.") ||
|
|
Name.startswith("avx512.mask.pandn."))) {
|
|
VectorType *FTy = cast<VectorType>(CI->getType());
|
|
VectorType *ITy = VectorType::getInteger(FTy);
|
|
Rep = Builder.CreateNot(Builder.CreateBitCast(CI->getArgOperand(0), ITy));
|
|
Rep = Builder.CreateAnd(Rep,
|
|
Builder.CreateBitCast(CI->getArgOperand(1), ITy));
|
|
Rep = Builder.CreateBitCast(Rep, FTy);
|
|
Rep = EmitX86Select(Builder, CI->getArgOperand(3), Rep,
|
|
CI->getArgOperand(2));
|
|
} else if (IsX86 && (Name.startswith("avx512.mask.or.") ||
|
|
Name.startswith("avx512.mask.por."))) {
|
|
VectorType *FTy = cast<VectorType>(CI->getType());
|
|
VectorType *ITy = VectorType::getInteger(FTy);
|
|
Rep = Builder.CreateOr(Builder.CreateBitCast(CI->getArgOperand(0), ITy),
|
|
Builder.CreateBitCast(CI->getArgOperand(1), ITy));
|
|
Rep = Builder.CreateBitCast(Rep, FTy);
|
|
Rep = EmitX86Select(Builder, CI->getArgOperand(3), Rep,
|
|
CI->getArgOperand(2));
|
|
} else if (IsX86 && (Name.startswith("avx512.mask.xor.") ||
|
|
Name.startswith("avx512.mask.pxor."))) {
|
|
VectorType *FTy = cast<VectorType>(CI->getType());
|
|
VectorType *ITy = VectorType::getInteger(FTy);
|
|
Rep = Builder.CreateXor(Builder.CreateBitCast(CI->getArgOperand(0), ITy),
|
|
Builder.CreateBitCast(CI->getArgOperand(1), ITy));
|
|
Rep = Builder.CreateBitCast(Rep, FTy);
|
|
Rep = EmitX86Select(Builder, CI->getArgOperand(3), Rep,
|
|
CI->getArgOperand(2));
|
|
} else if (IsX86 && Name.startswith("avx512.mask.padd.")) {
|
|
Rep = Builder.CreateAdd(CI->getArgOperand(0), CI->getArgOperand(1));
|
|
Rep = EmitX86Select(Builder, CI->getArgOperand(3), Rep,
|
|
CI->getArgOperand(2));
|
|
} else if (IsX86 && Name.startswith("avx512.mask.psub.")) {
|
|
Rep = Builder.CreateSub(CI->getArgOperand(0), CI->getArgOperand(1));
|
|
Rep = EmitX86Select(Builder, CI->getArgOperand(3), Rep,
|
|
CI->getArgOperand(2));
|
|
} else if (IsX86 && Name.startswith("avx512.mask.pmull.")) {
|
|
Rep = Builder.CreateMul(CI->getArgOperand(0), CI->getArgOperand(1));
|
|
Rep = EmitX86Select(Builder, CI->getArgOperand(3), Rep,
|
|
CI->getArgOperand(2));
|
|
} else if (IsX86 && Name.startswith("avx512.mask.add.p")) {
|
|
if (Name.endswith(".512")) {
|
|
Intrinsic::ID IID;
|
|
if (Name[17] == 's')
|
|
IID = Intrinsic::x86_avx512_add_ps_512;
|
|
else
|
|
IID = Intrinsic::x86_avx512_add_pd_512;
|
|
|
|
Rep = Builder.CreateCall(Intrinsic::getDeclaration(F->getParent(), IID),
|
|
{ CI->getArgOperand(0), CI->getArgOperand(1),
|
|
CI->getArgOperand(4) });
|
|
} else {
|
|
Rep = Builder.CreateFAdd(CI->getArgOperand(0), CI->getArgOperand(1));
|
|
}
|
|
Rep = EmitX86Select(Builder, CI->getArgOperand(3), Rep,
|
|
CI->getArgOperand(2));
|
|
} else if (IsX86 && Name.startswith("avx512.mask.div.p")) {
|
|
if (Name.endswith(".512")) {
|
|
Intrinsic::ID IID;
|
|
if (Name[17] == 's')
|
|
IID = Intrinsic::x86_avx512_div_ps_512;
|
|
else
|
|
IID = Intrinsic::x86_avx512_div_pd_512;
|
|
|
|
Rep = Builder.CreateCall(Intrinsic::getDeclaration(F->getParent(), IID),
|
|
{ CI->getArgOperand(0), CI->getArgOperand(1),
|
|
CI->getArgOperand(4) });
|
|
} else {
|
|
Rep = Builder.CreateFDiv(CI->getArgOperand(0), CI->getArgOperand(1));
|
|
}
|
|
Rep = EmitX86Select(Builder, CI->getArgOperand(3), Rep,
|
|
CI->getArgOperand(2));
|
|
} else if (IsX86 && Name.startswith("avx512.mask.mul.p")) {
|
|
if (Name.endswith(".512")) {
|
|
Intrinsic::ID IID;
|
|
if (Name[17] == 's')
|
|
IID = Intrinsic::x86_avx512_mul_ps_512;
|
|
else
|
|
IID = Intrinsic::x86_avx512_mul_pd_512;
|
|
|
|
Rep = Builder.CreateCall(Intrinsic::getDeclaration(F->getParent(), IID),
|
|
{ CI->getArgOperand(0), CI->getArgOperand(1),
|
|
CI->getArgOperand(4) });
|
|
} else {
|
|
Rep = Builder.CreateFMul(CI->getArgOperand(0), CI->getArgOperand(1));
|
|
}
|
|
Rep = EmitX86Select(Builder, CI->getArgOperand(3), Rep,
|
|
CI->getArgOperand(2));
|
|
} else if (IsX86 && Name.startswith("avx512.mask.sub.p")) {
|
|
if (Name.endswith(".512")) {
|
|
Intrinsic::ID IID;
|
|
if (Name[17] == 's')
|
|
IID = Intrinsic::x86_avx512_sub_ps_512;
|
|
else
|
|
IID = Intrinsic::x86_avx512_sub_pd_512;
|
|
|
|
Rep = Builder.CreateCall(Intrinsic::getDeclaration(F->getParent(), IID),
|
|
{ CI->getArgOperand(0), CI->getArgOperand(1),
|
|
CI->getArgOperand(4) });
|
|
} else {
|
|
Rep = Builder.CreateFSub(CI->getArgOperand(0), CI->getArgOperand(1));
|
|
}
|
|
Rep = EmitX86Select(Builder, CI->getArgOperand(3), Rep,
|
|
CI->getArgOperand(2));
|
|
} else if (IsX86 && (Name.startswith("avx512.mask.max.p") ||
|
|
Name.startswith("avx512.mask.min.p")) &&
|
|
Name.drop_front(18) == ".512") {
|
|
bool IsDouble = Name[17] == 'd';
|
|
bool IsMin = Name[13] == 'i';
|
|
static const Intrinsic::ID MinMaxTbl[2][2] = {
|
|
{ Intrinsic::x86_avx512_max_ps_512, Intrinsic::x86_avx512_max_pd_512 },
|
|
{ Intrinsic::x86_avx512_min_ps_512, Intrinsic::x86_avx512_min_pd_512 }
|
|
};
|
|
Intrinsic::ID IID = MinMaxTbl[IsMin][IsDouble];
|
|
|
|
Rep = Builder.CreateCall(Intrinsic::getDeclaration(F->getParent(), IID),
|
|
{ CI->getArgOperand(0), CI->getArgOperand(1),
|
|
CI->getArgOperand(4) });
|
|
Rep = EmitX86Select(Builder, CI->getArgOperand(3), Rep,
|
|
CI->getArgOperand(2));
|
|
} else if (IsX86 && Name.startswith("avx512.mask.lzcnt.")) {
|
|
Rep = Builder.CreateCall(Intrinsic::getDeclaration(F->getParent(),
|
|
Intrinsic::ctlz,
|
|
CI->getType()),
|
|
{ CI->getArgOperand(0), Builder.getInt1(false) });
|
|
Rep = EmitX86Select(Builder, CI->getArgOperand(2), Rep,
|
|
CI->getArgOperand(1));
|
|
} else if (IsX86 && Name.startswith("avx512.mask.psll")) {
|
|
bool IsImmediate = Name[16] == 'i' ||
|
|
(Name.size() > 18 && Name[18] == 'i');
|
|
bool IsVariable = Name[16] == 'v';
|
|
char Size = Name[16] == '.' ? Name[17] :
|
|
Name[17] == '.' ? Name[18] :
|
|
Name[18] == '.' ? Name[19] :
|
|
Name[20];
|
|
|
|
Intrinsic::ID IID;
|
|
if (IsVariable && Name[17] != '.') {
|
|
if (Size == 'd' && Name[17] == '2') // avx512.mask.psllv2.di
|
|
IID = Intrinsic::x86_avx2_psllv_q;
|
|
else if (Size == 'd' && Name[17] == '4') // avx512.mask.psllv4.di
|
|
IID = Intrinsic::x86_avx2_psllv_q_256;
|
|
else if (Size == 's' && Name[17] == '4') // avx512.mask.psllv4.si
|
|
IID = Intrinsic::x86_avx2_psllv_d;
|
|
else if (Size == 's' && Name[17] == '8') // avx512.mask.psllv8.si
|
|
IID = Intrinsic::x86_avx2_psllv_d_256;
|
|
else if (Size == 'h' && Name[17] == '8') // avx512.mask.psllv8.hi
|
|
IID = Intrinsic::x86_avx512_psllv_w_128;
|
|
else if (Size == 'h' && Name[17] == '1') // avx512.mask.psllv16.hi
|
|
IID = Intrinsic::x86_avx512_psllv_w_256;
|
|
else if (Name[17] == '3' && Name[18] == '2') // avx512.mask.psllv32hi
|
|
IID = Intrinsic::x86_avx512_psllv_w_512;
|
|
else
|
|
llvm_unreachable("Unexpected size");
|
|
} else if (Name.endswith(".128")) {
|
|
if (Size == 'd') // avx512.mask.psll.d.128, avx512.mask.psll.di.128
|
|
IID = IsImmediate ? Intrinsic::x86_sse2_pslli_d
|
|
: Intrinsic::x86_sse2_psll_d;
|
|
else if (Size == 'q') // avx512.mask.psll.q.128, avx512.mask.psll.qi.128
|
|
IID = IsImmediate ? Intrinsic::x86_sse2_pslli_q
|
|
: Intrinsic::x86_sse2_psll_q;
|
|
else if (Size == 'w') // avx512.mask.psll.w.128, avx512.mask.psll.wi.128
|
|
IID = IsImmediate ? Intrinsic::x86_sse2_pslli_w
|
|
: Intrinsic::x86_sse2_psll_w;
|
|
else
|
|
llvm_unreachable("Unexpected size");
|
|
} else if (Name.endswith(".256")) {
|
|
if (Size == 'd') // avx512.mask.psll.d.256, avx512.mask.psll.di.256
|
|
IID = IsImmediate ? Intrinsic::x86_avx2_pslli_d
|
|
: Intrinsic::x86_avx2_psll_d;
|
|
else if (Size == 'q') // avx512.mask.psll.q.256, avx512.mask.psll.qi.256
|
|
IID = IsImmediate ? Intrinsic::x86_avx2_pslli_q
|
|
: Intrinsic::x86_avx2_psll_q;
|
|
else if (Size == 'w') // avx512.mask.psll.w.256, avx512.mask.psll.wi.256
|
|
IID = IsImmediate ? Intrinsic::x86_avx2_pslli_w
|
|
: Intrinsic::x86_avx2_psll_w;
|
|
else
|
|
llvm_unreachable("Unexpected size");
|
|
} else {
|
|
if (Size == 'd') // psll.di.512, pslli.d, psll.d, psllv.d.512
|
|
IID = IsImmediate ? Intrinsic::x86_avx512_pslli_d_512 :
|
|
IsVariable ? Intrinsic::x86_avx512_psllv_d_512 :
|
|
Intrinsic::x86_avx512_psll_d_512;
|
|
else if (Size == 'q') // psll.qi.512, pslli.q, psll.q, psllv.q.512
|
|
IID = IsImmediate ? Intrinsic::x86_avx512_pslli_q_512 :
|
|
IsVariable ? Intrinsic::x86_avx512_psllv_q_512 :
|
|
Intrinsic::x86_avx512_psll_q_512;
|
|
else if (Size == 'w') // psll.wi.512, pslli.w, psll.w
|
|
IID = IsImmediate ? Intrinsic::x86_avx512_pslli_w_512
|
|
: Intrinsic::x86_avx512_psll_w_512;
|
|
else
|
|
llvm_unreachable("Unexpected size");
|
|
}
|
|
|
|
Rep = UpgradeX86MaskedShift(Builder, *CI, IID);
|
|
} else if (IsX86 && Name.startswith("avx512.mask.psrl")) {
|
|
bool IsImmediate = Name[16] == 'i' ||
|
|
(Name.size() > 18 && Name[18] == 'i');
|
|
bool IsVariable = Name[16] == 'v';
|
|
char Size = Name[16] == '.' ? Name[17] :
|
|
Name[17] == '.' ? Name[18] :
|
|
Name[18] == '.' ? Name[19] :
|
|
Name[20];
|
|
|
|
Intrinsic::ID IID;
|
|
if (IsVariable && Name[17] != '.') {
|
|
if (Size == 'd' && Name[17] == '2') // avx512.mask.psrlv2.di
|
|
IID = Intrinsic::x86_avx2_psrlv_q;
|
|
else if (Size == 'd' && Name[17] == '4') // avx512.mask.psrlv4.di
|
|
IID = Intrinsic::x86_avx2_psrlv_q_256;
|
|
else if (Size == 's' && Name[17] == '4') // avx512.mask.psrlv4.si
|
|
IID = Intrinsic::x86_avx2_psrlv_d;
|
|
else if (Size == 's' && Name[17] == '8') // avx512.mask.psrlv8.si
|
|
IID = Intrinsic::x86_avx2_psrlv_d_256;
|
|
else if (Size == 'h' && Name[17] == '8') // avx512.mask.psrlv8.hi
|
|
IID = Intrinsic::x86_avx512_psrlv_w_128;
|
|
else if (Size == 'h' && Name[17] == '1') // avx512.mask.psrlv16.hi
|
|
IID = Intrinsic::x86_avx512_psrlv_w_256;
|
|
else if (Name[17] == '3' && Name[18] == '2') // avx512.mask.psrlv32hi
|
|
IID = Intrinsic::x86_avx512_psrlv_w_512;
|
|
else
|
|
llvm_unreachable("Unexpected size");
|
|
} else if (Name.endswith(".128")) {
|
|
if (Size == 'd') // avx512.mask.psrl.d.128, avx512.mask.psrl.di.128
|
|
IID = IsImmediate ? Intrinsic::x86_sse2_psrli_d
|
|
: Intrinsic::x86_sse2_psrl_d;
|
|
else if (Size == 'q') // avx512.mask.psrl.q.128, avx512.mask.psrl.qi.128
|
|
IID = IsImmediate ? Intrinsic::x86_sse2_psrli_q
|
|
: Intrinsic::x86_sse2_psrl_q;
|
|
else if (Size == 'w') // avx512.mask.psrl.w.128, avx512.mask.psrl.wi.128
|
|
IID = IsImmediate ? Intrinsic::x86_sse2_psrli_w
|
|
: Intrinsic::x86_sse2_psrl_w;
|
|
else
|
|
llvm_unreachable("Unexpected size");
|
|
} else if (Name.endswith(".256")) {
|
|
if (Size == 'd') // avx512.mask.psrl.d.256, avx512.mask.psrl.di.256
|
|
IID = IsImmediate ? Intrinsic::x86_avx2_psrli_d
|
|
: Intrinsic::x86_avx2_psrl_d;
|
|
else if (Size == 'q') // avx512.mask.psrl.q.256, avx512.mask.psrl.qi.256
|
|
IID = IsImmediate ? Intrinsic::x86_avx2_psrli_q
|
|
: Intrinsic::x86_avx2_psrl_q;
|
|
else if (Size == 'w') // avx512.mask.psrl.w.256, avx512.mask.psrl.wi.256
|
|
IID = IsImmediate ? Intrinsic::x86_avx2_psrli_w
|
|
: Intrinsic::x86_avx2_psrl_w;
|
|
else
|
|
llvm_unreachable("Unexpected size");
|
|
} else {
|
|
if (Size == 'd') // psrl.di.512, psrli.d, psrl.d, psrl.d.512
|
|
IID = IsImmediate ? Intrinsic::x86_avx512_psrli_d_512 :
|
|
IsVariable ? Intrinsic::x86_avx512_psrlv_d_512 :
|
|
Intrinsic::x86_avx512_psrl_d_512;
|
|
else if (Size == 'q') // psrl.qi.512, psrli.q, psrl.q, psrl.q.512
|
|
IID = IsImmediate ? Intrinsic::x86_avx512_psrli_q_512 :
|
|
IsVariable ? Intrinsic::x86_avx512_psrlv_q_512 :
|
|
Intrinsic::x86_avx512_psrl_q_512;
|
|
else if (Size == 'w') // psrl.wi.512, psrli.w, psrl.w)
|
|
IID = IsImmediate ? Intrinsic::x86_avx512_psrli_w_512
|
|
: Intrinsic::x86_avx512_psrl_w_512;
|
|
else
|
|
llvm_unreachable("Unexpected size");
|
|
}
|
|
|
|
Rep = UpgradeX86MaskedShift(Builder, *CI, IID);
|
|
} else if (IsX86 && Name.startswith("avx512.mask.psra")) {
|
|
bool IsImmediate = Name[16] == 'i' ||
|
|
(Name.size() > 18 && Name[18] == 'i');
|
|
bool IsVariable = Name[16] == 'v';
|
|
char Size = Name[16] == '.' ? Name[17] :
|
|
Name[17] == '.' ? Name[18] :
|
|
Name[18] == '.' ? Name[19] :
|
|
Name[20];
|
|
|
|
Intrinsic::ID IID;
|
|
if (IsVariable && Name[17] != '.') {
|
|
if (Size == 's' && Name[17] == '4') // avx512.mask.psrav4.si
|
|
IID = Intrinsic::x86_avx2_psrav_d;
|
|
else if (Size == 's' && Name[17] == '8') // avx512.mask.psrav8.si
|
|
IID = Intrinsic::x86_avx2_psrav_d_256;
|
|
else if (Size == 'h' && Name[17] == '8') // avx512.mask.psrav8.hi
|
|
IID = Intrinsic::x86_avx512_psrav_w_128;
|
|
else if (Size == 'h' && Name[17] == '1') // avx512.mask.psrav16.hi
|
|
IID = Intrinsic::x86_avx512_psrav_w_256;
|
|
else if (Name[17] == '3' && Name[18] == '2') // avx512.mask.psrav32hi
|
|
IID = Intrinsic::x86_avx512_psrav_w_512;
|
|
else
|
|
llvm_unreachable("Unexpected size");
|
|
} else if (Name.endswith(".128")) {
|
|
if (Size == 'd') // avx512.mask.psra.d.128, avx512.mask.psra.di.128
|
|
IID = IsImmediate ? Intrinsic::x86_sse2_psrai_d
|
|
: Intrinsic::x86_sse2_psra_d;
|
|
else if (Size == 'q') // avx512.mask.psra.q.128, avx512.mask.psra.qi.128
|
|
IID = IsImmediate ? Intrinsic::x86_avx512_psrai_q_128 :
|
|
IsVariable ? Intrinsic::x86_avx512_psrav_q_128 :
|
|
Intrinsic::x86_avx512_psra_q_128;
|
|
else if (Size == 'w') // avx512.mask.psra.w.128, avx512.mask.psra.wi.128
|
|
IID = IsImmediate ? Intrinsic::x86_sse2_psrai_w
|
|
: Intrinsic::x86_sse2_psra_w;
|
|
else
|
|
llvm_unreachable("Unexpected size");
|
|
} else if (Name.endswith(".256")) {
|
|
if (Size == 'd') // avx512.mask.psra.d.256, avx512.mask.psra.di.256
|
|
IID = IsImmediate ? Intrinsic::x86_avx2_psrai_d
|
|
: Intrinsic::x86_avx2_psra_d;
|
|
else if (Size == 'q') // avx512.mask.psra.q.256, avx512.mask.psra.qi.256
|
|
IID = IsImmediate ? Intrinsic::x86_avx512_psrai_q_256 :
|
|
IsVariable ? Intrinsic::x86_avx512_psrav_q_256 :
|
|
Intrinsic::x86_avx512_psra_q_256;
|
|
else if (Size == 'w') // avx512.mask.psra.w.256, avx512.mask.psra.wi.256
|
|
IID = IsImmediate ? Intrinsic::x86_avx2_psrai_w
|
|
: Intrinsic::x86_avx2_psra_w;
|
|
else
|
|
llvm_unreachable("Unexpected size");
|
|
} else {
|
|
if (Size == 'd') // psra.di.512, psrai.d, psra.d, psrav.d.512
|
|
IID = IsImmediate ? Intrinsic::x86_avx512_psrai_d_512 :
|
|
IsVariable ? Intrinsic::x86_avx512_psrav_d_512 :
|
|
Intrinsic::x86_avx512_psra_d_512;
|
|
else if (Size == 'q') // psra.qi.512, psrai.q, psra.q
|
|
IID = IsImmediate ? Intrinsic::x86_avx512_psrai_q_512 :
|
|
IsVariable ? Intrinsic::x86_avx512_psrav_q_512 :
|
|
Intrinsic::x86_avx512_psra_q_512;
|
|
else if (Size == 'w') // psra.wi.512, psrai.w, psra.w
|
|
IID = IsImmediate ? Intrinsic::x86_avx512_psrai_w_512
|
|
: Intrinsic::x86_avx512_psra_w_512;
|
|
else
|
|
llvm_unreachable("Unexpected size");
|
|
}
|
|
|
|
Rep = UpgradeX86MaskedShift(Builder, *CI, IID);
|
|
} else if (IsX86 && Name.startswith("avx512.mask.move.s")) {
|
|
Rep = upgradeMaskedMove(Builder, *CI);
|
|
} else if (IsX86 && Name.startswith("avx512.cvtmask2")) {
|
|
Rep = UpgradeMaskToInt(Builder, *CI);
|
|
} else if (IsX86 && Name.endswith(".movntdqa")) {
|
|
Module *M = F->getParent();
|
|
MDNode *Node = MDNode::get(
|
|
C, ConstantAsMetadata::get(ConstantInt::get(Type::getInt32Ty(C), 1)));
|
|
|
|
Value *Ptr = CI->getArgOperand(0);
|
|
VectorType *VTy = cast<VectorType>(CI->getType());
|
|
|
|
// Convert the type of the pointer to a pointer to the stored type.
|
|
Value *BC =
|
|
Builder.CreateBitCast(Ptr, PointerType::getUnqual(VTy), "cast");
|
|
LoadInst *LI =
|
|
Builder.CreateAlignedLoad(VTy, BC, Align(VTy->getBitWidth() / 8));
|
|
LI->setMetadata(M->getMDKindID("nontemporal"), Node);
|
|
Rep = LI;
|
|
} else if (IsX86 && (Name.startswith("fma.vfmadd.") ||
|
|
Name.startswith("fma.vfmsub.") ||
|
|
Name.startswith("fma.vfnmadd.") ||
|
|
Name.startswith("fma.vfnmsub."))) {
|
|
bool NegMul = Name[6] == 'n';
|
|
bool NegAcc = NegMul ? Name[8] == 's' : Name[7] == 's';
|
|
bool IsScalar = NegMul ? Name[12] == 's' : Name[11] == 's';
|
|
|
|
Value *Ops[] = { CI->getArgOperand(0), CI->getArgOperand(1),
|
|
CI->getArgOperand(2) };
|
|
|
|
if (IsScalar) {
|
|
Ops[0] = Builder.CreateExtractElement(Ops[0], (uint64_t)0);
|
|
Ops[1] = Builder.CreateExtractElement(Ops[1], (uint64_t)0);
|
|
Ops[2] = Builder.CreateExtractElement(Ops[2], (uint64_t)0);
|
|
}
|
|
|
|
if (NegMul && !IsScalar)
|
|
Ops[0] = Builder.CreateFNeg(Ops[0]);
|
|
if (NegMul && IsScalar)
|
|
Ops[1] = Builder.CreateFNeg(Ops[1]);
|
|
if (NegAcc)
|
|
Ops[2] = Builder.CreateFNeg(Ops[2]);
|
|
|
|
Rep = Builder.CreateCall(Intrinsic::getDeclaration(CI->getModule(),
|
|
Intrinsic::fma,
|
|
Ops[0]->getType()),
|
|
Ops);
|
|
|
|
if (IsScalar)
|
|
Rep = Builder.CreateInsertElement(CI->getArgOperand(0), Rep,
|
|
(uint64_t)0);
|
|
} else if (IsX86 && Name.startswith("fma4.vfmadd.s")) {
|
|
Value *Ops[] = { CI->getArgOperand(0), CI->getArgOperand(1),
|
|
CI->getArgOperand(2) };
|
|
|
|
Ops[0] = Builder.CreateExtractElement(Ops[0], (uint64_t)0);
|
|
Ops[1] = Builder.CreateExtractElement(Ops[1], (uint64_t)0);
|
|
Ops[2] = Builder.CreateExtractElement(Ops[2], (uint64_t)0);
|
|
|
|
Rep = Builder.CreateCall(Intrinsic::getDeclaration(CI->getModule(),
|
|
Intrinsic::fma,
|
|
Ops[0]->getType()),
|
|
Ops);
|
|
|
|
Rep = Builder.CreateInsertElement(Constant::getNullValue(CI->getType()),
|
|
Rep, (uint64_t)0);
|
|
} else if (IsX86 && (Name.startswith("avx512.mask.vfmadd.s") ||
|
|
Name.startswith("avx512.maskz.vfmadd.s") ||
|
|
Name.startswith("avx512.mask3.vfmadd.s") ||
|
|
Name.startswith("avx512.mask3.vfmsub.s") ||
|
|
Name.startswith("avx512.mask3.vfnmsub.s"))) {
|
|
bool IsMask3 = Name[11] == '3';
|
|
bool IsMaskZ = Name[11] == 'z';
|
|
// Drop the "avx512.mask." to make it easier.
|
|
Name = Name.drop_front(IsMask3 || IsMaskZ ? 13 : 12);
|
|
bool NegMul = Name[2] == 'n';
|
|
bool NegAcc = NegMul ? Name[4] == 's' : Name[3] == 's';
|
|
|
|
Value *A = CI->getArgOperand(0);
|
|
Value *B = CI->getArgOperand(1);
|
|
Value *C = CI->getArgOperand(2);
|
|
|
|
if (NegMul && (IsMask3 || IsMaskZ))
|
|
A = Builder.CreateFNeg(A);
|
|
if (NegMul && !(IsMask3 || IsMaskZ))
|
|
B = Builder.CreateFNeg(B);
|
|
if (NegAcc)
|
|
C = Builder.CreateFNeg(C);
|
|
|
|
A = Builder.CreateExtractElement(A, (uint64_t)0);
|
|
B = Builder.CreateExtractElement(B, (uint64_t)0);
|
|
C = Builder.CreateExtractElement(C, (uint64_t)0);
|
|
|
|
if (!isa<ConstantInt>(CI->getArgOperand(4)) ||
|
|
cast<ConstantInt>(CI->getArgOperand(4))->getZExtValue() != 4) {
|
|
Value *Ops[] = { A, B, C, CI->getArgOperand(4) };
|
|
|
|
Intrinsic::ID IID;
|
|
if (Name.back() == 'd')
|
|
IID = Intrinsic::x86_avx512_vfmadd_f64;
|
|
else
|
|
IID = Intrinsic::x86_avx512_vfmadd_f32;
|
|
Function *FMA = Intrinsic::getDeclaration(CI->getModule(), IID);
|
|
Rep = Builder.CreateCall(FMA, Ops);
|
|
} else {
|
|
Function *FMA = Intrinsic::getDeclaration(CI->getModule(),
|
|
Intrinsic::fma,
|
|
A->getType());
|
|
Rep = Builder.CreateCall(FMA, { A, B, C });
|
|
}
|
|
|
|
Value *PassThru = IsMaskZ ? Constant::getNullValue(Rep->getType()) :
|
|
IsMask3 ? C : A;
|
|
|
|
// For Mask3 with NegAcc, we need to create a new extractelement that
|
|
// avoids the negation above.
|
|
if (NegAcc && IsMask3)
|
|
PassThru = Builder.CreateExtractElement(CI->getArgOperand(2),
|
|
(uint64_t)0);
|
|
|
|
Rep = EmitX86ScalarSelect(Builder, CI->getArgOperand(3),
|
|
Rep, PassThru);
|
|
Rep = Builder.CreateInsertElement(CI->getArgOperand(IsMask3 ? 2 : 0),
|
|
Rep, (uint64_t)0);
|
|
} else if (IsX86 && (Name.startswith("avx512.mask.vfmadd.p") ||
|
|
Name.startswith("avx512.mask.vfnmadd.p") ||
|
|
Name.startswith("avx512.mask.vfnmsub.p") ||
|
|
Name.startswith("avx512.mask3.vfmadd.p") ||
|
|
Name.startswith("avx512.mask3.vfmsub.p") ||
|
|
Name.startswith("avx512.mask3.vfnmsub.p") ||
|
|
Name.startswith("avx512.maskz.vfmadd.p"))) {
|
|
bool IsMask3 = Name[11] == '3';
|
|
bool IsMaskZ = Name[11] == 'z';
|
|
// Drop the "avx512.mask." to make it easier.
|
|
Name = Name.drop_front(IsMask3 || IsMaskZ ? 13 : 12);
|
|
bool NegMul = Name[2] == 'n';
|
|
bool NegAcc = NegMul ? Name[4] == 's' : Name[3] == 's';
|
|
|
|
Value *A = CI->getArgOperand(0);
|
|
Value *B = CI->getArgOperand(1);
|
|
Value *C = CI->getArgOperand(2);
|
|
|
|
if (NegMul && (IsMask3 || IsMaskZ))
|
|
A = Builder.CreateFNeg(A);
|
|
if (NegMul && !(IsMask3 || IsMaskZ))
|
|
B = Builder.CreateFNeg(B);
|
|
if (NegAcc)
|
|
C = Builder.CreateFNeg(C);
|
|
|
|
if (CI->getNumArgOperands() == 5 &&
|
|
(!isa<ConstantInt>(CI->getArgOperand(4)) ||
|
|
cast<ConstantInt>(CI->getArgOperand(4))->getZExtValue() != 4)) {
|
|
Intrinsic::ID IID;
|
|
// Check the character before ".512" in string.
|
|
if (Name[Name.size()-5] == 's')
|
|
IID = Intrinsic::x86_avx512_vfmadd_ps_512;
|
|
else
|
|
IID = Intrinsic::x86_avx512_vfmadd_pd_512;
|
|
|
|
Rep = Builder.CreateCall(Intrinsic::getDeclaration(F->getParent(), IID),
|
|
{ A, B, C, CI->getArgOperand(4) });
|
|
} else {
|
|
Function *FMA = Intrinsic::getDeclaration(CI->getModule(),
|
|
Intrinsic::fma,
|
|
A->getType());
|
|
Rep = Builder.CreateCall(FMA, { A, B, C });
|
|
}
|
|
|
|
Value *PassThru = IsMaskZ ? llvm::Constant::getNullValue(CI->getType()) :
|
|
IsMask3 ? CI->getArgOperand(2) :
|
|
CI->getArgOperand(0);
|
|
|
|
Rep = EmitX86Select(Builder, CI->getArgOperand(3), Rep, PassThru);
|
|
} else if (IsX86 && Name.startswith("fma.vfmsubadd.p")) {
|
|
unsigned VecWidth = CI->getType()->getPrimitiveSizeInBits();
|
|
unsigned EltWidth = CI->getType()->getScalarSizeInBits();
|
|
Intrinsic::ID IID;
|
|
if (VecWidth == 128 && EltWidth == 32)
|
|
IID = Intrinsic::x86_fma_vfmaddsub_ps;
|
|
else if (VecWidth == 256 && EltWidth == 32)
|
|
IID = Intrinsic::x86_fma_vfmaddsub_ps_256;
|
|
else if (VecWidth == 128 && EltWidth == 64)
|
|
IID = Intrinsic::x86_fma_vfmaddsub_pd;
|
|
else if (VecWidth == 256 && EltWidth == 64)
|
|
IID = Intrinsic::x86_fma_vfmaddsub_pd_256;
|
|
else
|
|
llvm_unreachable("Unexpected intrinsic");
|
|
|
|
Value *Ops[] = { CI->getArgOperand(0), CI->getArgOperand(1),
|
|
CI->getArgOperand(2) };
|
|
Ops[2] = Builder.CreateFNeg(Ops[2]);
|
|
Rep = Builder.CreateCall(Intrinsic::getDeclaration(F->getParent(), IID),
|
|
Ops);
|
|
} else if (IsX86 && (Name.startswith("avx512.mask.vfmaddsub.p") ||
|
|
Name.startswith("avx512.mask3.vfmaddsub.p") ||
|
|
Name.startswith("avx512.maskz.vfmaddsub.p") ||
|
|
Name.startswith("avx512.mask3.vfmsubadd.p"))) {
|
|
bool IsMask3 = Name[11] == '3';
|
|
bool IsMaskZ = Name[11] == 'z';
|
|
// Drop the "avx512.mask." to make it easier.
|
|
Name = Name.drop_front(IsMask3 || IsMaskZ ? 13 : 12);
|
|
bool IsSubAdd = Name[3] == 's';
|
|
if (CI->getNumArgOperands() == 5) {
|
|
Intrinsic::ID IID;
|
|
// Check the character before ".512" in string.
|
|
if (Name[Name.size()-5] == 's')
|
|
IID = Intrinsic::x86_avx512_vfmaddsub_ps_512;
|
|
else
|
|
IID = Intrinsic::x86_avx512_vfmaddsub_pd_512;
|
|
|
|
Value *Ops[] = { CI->getArgOperand(0), CI->getArgOperand(1),
|
|
CI->getArgOperand(2), CI->getArgOperand(4) };
|
|
if (IsSubAdd)
|
|
Ops[2] = Builder.CreateFNeg(Ops[2]);
|
|
|
|
Rep = Builder.CreateCall(Intrinsic::getDeclaration(F->getParent(), IID),
|
|
Ops);
|
|
} else {
|
|
int NumElts = CI->getType()->getVectorNumElements();
|
|
|
|
Value *Ops[] = { CI->getArgOperand(0), CI->getArgOperand(1),
|
|
CI->getArgOperand(2) };
|
|
|
|
Function *FMA = Intrinsic::getDeclaration(CI->getModule(), Intrinsic::fma,
|
|
Ops[0]->getType());
|
|
Value *Odd = Builder.CreateCall(FMA, Ops);
|
|
Ops[2] = Builder.CreateFNeg(Ops[2]);
|
|
Value *Even = Builder.CreateCall(FMA, Ops);
|
|
|
|
if (IsSubAdd)
|
|
std::swap(Even, Odd);
|
|
|
|
SmallVector<uint32_t, 32> Idxs(NumElts);
|
|
for (int i = 0; i != NumElts; ++i)
|
|
Idxs[i] = i + (i % 2) * NumElts;
|
|
|
|
Rep = Builder.CreateShuffleVector(Even, Odd, Idxs);
|
|
}
|
|
|
|
Value *PassThru = IsMaskZ ? llvm::Constant::getNullValue(CI->getType()) :
|
|
IsMask3 ? CI->getArgOperand(2) :
|
|
CI->getArgOperand(0);
|
|
|
|
Rep = EmitX86Select(Builder, CI->getArgOperand(3), Rep, PassThru);
|
|
} else if (IsX86 && (Name.startswith("avx512.mask.pternlog.") ||
|
|
Name.startswith("avx512.maskz.pternlog."))) {
|
|
bool ZeroMask = Name[11] == 'z';
|
|
unsigned VecWidth = CI->getType()->getPrimitiveSizeInBits();
|
|
unsigned EltWidth = CI->getType()->getScalarSizeInBits();
|
|
Intrinsic::ID IID;
|
|
if (VecWidth == 128 && EltWidth == 32)
|
|
IID = Intrinsic::x86_avx512_pternlog_d_128;
|
|
else if (VecWidth == 256 && EltWidth == 32)
|
|
IID = Intrinsic::x86_avx512_pternlog_d_256;
|
|
else if (VecWidth == 512 && EltWidth == 32)
|
|
IID = Intrinsic::x86_avx512_pternlog_d_512;
|
|
else if (VecWidth == 128 && EltWidth == 64)
|
|
IID = Intrinsic::x86_avx512_pternlog_q_128;
|
|
else if (VecWidth == 256 && EltWidth == 64)
|
|
IID = Intrinsic::x86_avx512_pternlog_q_256;
|
|
else if (VecWidth == 512 && EltWidth == 64)
|
|
IID = Intrinsic::x86_avx512_pternlog_q_512;
|
|
else
|
|
llvm_unreachable("Unexpected intrinsic");
|
|
|
|
Value *Args[] = { CI->getArgOperand(0) , CI->getArgOperand(1),
|
|
CI->getArgOperand(2), CI->getArgOperand(3) };
|
|
Rep = Builder.CreateCall(Intrinsic::getDeclaration(CI->getModule(), IID),
|
|
Args);
|
|
Value *PassThru = ZeroMask ? ConstantAggregateZero::get(CI->getType())
|
|
: CI->getArgOperand(0);
|
|
Rep = EmitX86Select(Builder, CI->getArgOperand(4), Rep, PassThru);
|
|
} else if (IsX86 && (Name.startswith("avx512.mask.vpmadd52") ||
|
|
Name.startswith("avx512.maskz.vpmadd52"))) {
|
|
bool ZeroMask = Name[11] == 'z';
|
|
bool High = Name[20] == 'h' || Name[21] == 'h';
|
|
unsigned VecWidth = CI->getType()->getPrimitiveSizeInBits();
|
|
Intrinsic::ID IID;
|
|
if (VecWidth == 128 && !High)
|
|
IID = Intrinsic::x86_avx512_vpmadd52l_uq_128;
|
|
else if (VecWidth == 256 && !High)
|
|
IID = Intrinsic::x86_avx512_vpmadd52l_uq_256;
|
|
else if (VecWidth == 512 && !High)
|
|
IID = Intrinsic::x86_avx512_vpmadd52l_uq_512;
|
|
else if (VecWidth == 128 && High)
|
|
IID = Intrinsic::x86_avx512_vpmadd52h_uq_128;
|
|
else if (VecWidth == 256 && High)
|
|
IID = Intrinsic::x86_avx512_vpmadd52h_uq_256;
|
|
else if (VecWidth == 512 && High)
|
|
IID = Intrinsic::x86_avx512_vpmadd52h_uq_512;
|
|
else
|
|
llvm_unreachable("Unexpected intrinsic");
|
|
|
|
Value *Args[] = { CI->getArgOperand(0) , CI->getArgOperand(1),
|
|
CI->getArgOperand(2) };
|
|
Rep = Builder.CreateCall(Intrinsic::getDeclaration(CI->getModule(), IID),
|
|
Args);
|
|
Value *PassThru = ZeroMask ? ConstantAggregateZero::get(CI->getType())
|
|
: CI->getArgOperand(0);
|
|
Rep = EmitX86Select(Builder, CI->getArgOperand(3), Rep, PassThru);
|
|
} else if (IsX86 && (Name.startswith("avx512.mask.vpermi2var.") ||
|
|
Name.startswith("avx512.mask.vpermt2var.") ||
|
|
Name.startswith("avx512.maskz.vpermt2var."))) {
|
|
bool ZeroMask = Name[11] == 'z';
|
|
bool IndexForm = Name[17] == 'i';
|
|
Rep = UpgradeX86VPERMT2Intrinsics(Builder, *CI, ZeroMask, IndexForm);
|
|
} else if (IsX86 && (Name.startswith("avx512.mask.vpdpbusd.") ||
|
|
Name.startswith("avx512.maskz.vpdpbusd.") ||
|
|
Name.startswith("avx512.mask.vpdpbusds.") ||
|
|
Name.startswith("avx512.maskz.vpdpbusds."))) {
|
|
bool ZeroMask = Name[11] == 'z';
|
|
bool IsSaturating = Name[ZeroMask ? 21 : 20] == 's';
|
|
unsigned VecWidth = CI->getType()->getPrimitiveSizeInBits();
|
|
Intrinsic::ID IID;
|
|
if (VecWidth == 128 && !IsSaturating)
|
|
IID = Intrinsic::x86_avx512_vpdpbusd_128;
|
|
else if (VecWidth == 256 && !IsSaturating)
|
|
IID = Intrinsic::x86_avx512_vpdpbusd_256;
|
|
else if (VecWidth == 512 && !IsSaturating)
|
|
IID = Intrinsic::x86_avx512_vpdpbusd_512;
|
|
else if (VecWidth == 128 && IsSaturating)
|
|
IID = Intrinsic::x86_avx512_vpdpbusds_128;
|
|
else if (VecWidth == 256 && IsSaturating)
|
|
IID = Intrinsic::x86_avx512_vpdpbusds_256;
|
|
else if (VecWidth == 512 && IsSaturating)
|
|
IID = Intrinsic::x86_avx512_vpdpbusds_512;
|
|
else
|
|
llvm_unreachable("Unexpected intrinsic");
|
|
|
|
Value *Args[] = { CI->getArgOperand(0), CI->getArgOperand(1),
|
|
CI->getArgOperand(2) };
|
|
Rep = Builder.CreateCall(Intrinsic::getDeclaration(CI->getModule(), IID),
|
|
Args);
|
|
Value *PassThru = ZeroMask ? ConstantAggregateZero::get(CI->getType())
|
|
: CI->getArgOperand(0);
|
|
Rep = EmitX86Select(Builder, CI->getArgOperand(3), Rep, PassThru);
|
|
} else if (IsX86 && (Name.startswith("avx512.mask.vpdpwssd.") ||
|
|
Name.startswith("avx512.maskz.vpdpwssd.") ||
|
|
Name.startswith("avx512.mask.vpdpwssds.") ||
|
|
Name.startswith("avx512.maskz.vpdpwssds."))) {
|
|
bool ZeroMask = Name[11] == 'z';
|
|
bool IsSaturating = Name[ZeroMask ? 21 : 20] == 's';
|
|
unsigned VecWidth = CI->getType()->getPrimitiveSizeInBits();
|
|
Intrinsic::ID IID;
|
|
if (VecWidth == 128 && !IsSaturating)
|
|
IID = Intrinsic::x86_avx512_vpdpwssd_128;
|
|
else if (VecWidth == 256 && !IsSaturating)
|
|
IID = Intrinsic::x86_avx512_vpdpwssd_256;
|
|
else if (VecWidth == 512 && !IsSaturating)
|
|
IID = Intrinsic::x86_avx512_vpdpwssd_512;
|
|
else if (VecWidth == 128 && IsSaturating)
|
|
IID = Intrinsic::x86_avx512_vpdpwssds_128;
|
|
else if (VecWidth == 256 && IsSaturating)
|
|
IID = Intrinsic::x86_avx512_vpdpwssds_256;
|
|
else if (VecWidth == 512 && IsSaturating)
|
|
IID = Intrinsic::x86_avx512_vpdpwssds_512;
|
|
else
|
|
llvm_unreachable("Unexpected intrinsic");
|
|
|
|
Value *Args[] = { CI->getArgOperand(0), CI->getArgOperand(1),
|
|
CI->getArgOperand(2) };
|
|
Rep = Builder.CreateCall(Intrinsic::getDeclaration(CI->getModule(), IID),
|
|
Args);
|
|
Value *PassThru = ZeroMask ? ConstantAggregateZero::get(CI->getType())
|
|
: CI->getArgOperand(0);
|
|
Rep = EmitX86Select(Builder, CI->getArgOperand(3), Rep, PassThru);
|
|
} else if (IsX86 && (Name == "addcarryx.u32" || Name == "addcarryx.u64" ||
|
|
Name == "addcarry.u32" || Name == "addcarry.u64" ||
|
|
Name == "subborrow.u32" || Name == "subborrow.u64")) {
|
|
Intrinsic::ID IID;
|
|
if (Name[0] == 'a' && Name.back() == '2')
|
|
IID = Intrinsic::x86_addcarry_32;
|
|
else if (Name[0] == 'a' && Name.back() == '4')
|
|
IID = Intrinsic::x86_addcarry_64;
|
|
else if (Name[0] == 's' && Name.back() == '2')
|
|
IID = Intrinsic::x86_subborrow_32;
|
|
else if (Name[0] == 's' && Name.back() == '4')
|
|
IID = Intrinsic::x86_subborrow_64;
|
|
else
|
|
llvm_unreachable("Unexpected intrinsic");
|
|
|
|
// Make a call with 3 operands.
|
|
Value *Args[] = { CI->getArgOperand(0), CI->getArgOperand(1),
|
|
CI->getArgOperand(2)};
|
|
Value *NewCall = Builder.CreateCall(
|
|
Intrinsic::getDeclaration(CI->getModule(), IID),
|
|
Args);
|
|
|
|
// Extract the second result and store it.
|
|
Value *Data = Builder.CreateExtractValue(NewCall, 1);
|
|
// Cast the pointer to the right type.
|
|
Value *Ptr = Builder.CreateBitCast(CI->getArgOperand(3),
|
|
llvm::PointerType::getUnqual(Data->getType()));
|
|
Builder.CreateAlignedStore(Data, Ptr, Align(1));
|
|
// Replace the original call result with the first result of the new call.
|
|
Value *CF = Builder.CreateExtractValue(NewCall, 0);
|
|
|
|
CI->replaceAllUsesWith(CF);
|
|
Rep = nullptr;
|
|
} else if (IsX86 && Name.startswith("avx512.mask.") &&
|
|
upgradeAVX512MaskToSelect(Name, Builder, *CI, Rep)) {
|
|
// Rep will be updated by the call in the condition.
|
|
} else if (IsNVVM && (Name == "abs.i" || Name == "abs.ll")) {
|
|
Value *Arg = CI->getArgOperand(0);
|
|
Value *Neg = Builder.CreateNeg(Arg, "neg");
|
|
Value *Cmp = Builder.CreateICmpSGE(
|
|
Arg, llvm::Constant::getNullValue(Arg->getType()), "abs.cond");
|
|
Rep = Builder.CreateSelect(Cmp, Arg, Neg, "abs");
|
|
} else if (IsNVVM && (Name.startswith("atomic.load.add.f32.p") ||
|
|
Name.startswith("atomic.load.add.f64.p"))) {
|
|
Value *Ptr = CI->getArgOperand(0);
|
|
Value *Val = CI->getArgOperand(1);
|
|
Rep = Builder.CreateAtomicRMW(AtomicRMWInst::FAdd, Ptr, Val,
|
|
AtomicOrdering::SequentiallyConsistent);
|
|
} else if (IsNVVM && (Name == "max.i" || Name == "max.ll" ||
|
|
Name == "max.ui" || Name == "max.ull")) {
|
|
Value *Arg0 = CI->getArgOperand(0);
|
|
Value *Arg1 = CI->getArgOperand(1);
|
|
Value *Cmp = Name.endswith(".ui") || Name.endswith(".ull")
|
|
? Builder.CreateICmpUGE(Arg0, Arg1, "max.cond")
|
|
: Builder.CreateICmpSGE(Arg0, Arg1, "max.cond");
|
|
Rep = Builder.CreateSelect(Cmp, Arg0, Arg1, "max");
|
|
} else if (IsNVVM && (Name == "min.i" || Name == "min.ll" ||
|
|
Name == "min.ui" || Name == "min.ull")) {
|
|
Value *Arg0 = CI->getArgOperand(0);
|
|
Value *Arg1 = CI->getArgOperand(1);
|
|
Value *Cmp = Name.endswith(".ui") || Name.endswith(".ull")
|
|
? Builder.CreateICmpULE(Arg0, Arg1, "min.cond")
|
|
: Builder.CreateICmpSLE(Arg0, Arg1, "min.cond");
|
|
Rep = Builder.CreateSelect(Cmp, Arg0, Arg1, "min");
|
|
} else if (IsNVVM && Name == "clz.ll") {
|
|
// llvm.nvvm.clz.ll returns an i32, but llvm.ctlz.i64 and returns an i64.
|
|
Value *Arg = CI->getArgOperand(0);
|
|
Value *Ctlz = Builder.CreateCall(
|
|
Intrinsic::getDeclaration(F->getParent(), Intrinsic::ctlz,
|
|
{Arg->getType()}),
|
|
{Arg, Builder.getFalse()}, "ctlz");
|
|
Rep = Builder.CreateTrunc(Ctlz, Builder.getInt32Ty(), "ctlz.trunc");
|
|
} else if (IsNVVM && Name == "popc.ll") {
|
|
// llvm.nvvm.popc.ll returns an i32, but llvm.ctpop.i64 and returns an
|
|
// i64.
|
|
Value *Arg = CI->getArgOperand(0);
|
|
Value *Popc = Builder.CreateCall(
|
|
Intrinsic::getDeclaration(F->getParent(), Intrinsic::ctpop,
|
|
{Arg->getType()}),
|
|
Arg, "ctpop");
|
|
Rep = Builder.CreateTrunc(Popc, Builder.getInt32Ty(), "ctpop.trunc");
|
|
} else if (IsNVVM && Name == "h2f") {
|
|
Rep = Builder.CreateCall(Intrinsic::getDeclaration(
|
|
F->getParent(), Intrinsic::convert_from_fp16,
|
|
{Builder.getFloatTy()}),
|
|
CI->getArgOperand(0), "h2f");
|
|
} else {
|
|
llvm_unreachable("Unknown function for CallInst upgrade.");
|
|
}
|
|
|
|
if (Rep)
|
|
CI->replaceAllUsesWith(Rep);
|
|
CI->eraseFromParent();
|
|
return;
|
|
}
|
|
|
|
const auto &DefaultCase = [&NewFn, &CI]() -> void {
|
|
// Handle generic mangling change, but nothing else
|
|
assert(
|
|
(CI->getCalledFunction()->getName() != NewFn->getName()) &&
|
|
"Unknown function for CallInst upgrade and isn't just a name change");
|
|
CI->setCalledFunction(NewFn);
|
|
};
|
|
CallInst *NewCall = nullptr;
|
|
switch (NewFn->getIntrinsicID()) {
|
|
default: {
|
|
DefaultCase();
|
|
return;
|
|
}
|
|
case Intrinsic::experimental_vector_reduce_v2_fmul: {
|
|
SmallVector<Value *, 2> Args;
|
|
if (CI->isFast())
|
|
Args.push_back(ConstantFP::get(CI->getOperand(0)->getType(), 1.0));
|
|
else
|
|
Args.push_back(CI->getOperand(0));
|
|
Args.push_back(CI->getOperand(1));
|
|
NewCall = Builder.CreateCall(NewFn, Args);
|
|
cast<Instruction>(NewCall)->copyFastMathFlags(CI);
|
|
break;
|
|
}
|
|
case Intrinsic::experimental_vector_reduce_v2_fadd: {
|
|
SmallVector<Value *, 2> Args;
|
|
if (CI->isFast())
|
|
Args.push_back(Constant::getNullValue(CI->getOperand(0)->getType()));
|
|
else
|
|
Args.push_back(CI->getOperand(0));
|
|
Args.push_back(CI->getOperand(1));
|
|
NewCall = Builder.CreateCall(NewFn, Args);
|
|
cast<Instruction>(NewCall)->copyFastMathFlags(CI);
|
|
break;
|
|
}
|
|
case Intrinsic::arm_neon_vld1:
|
|
case Intrinsic::arm_neon_vld2:
|
|
case Intrinsic::arm_neon_vld3:
|
|
case Intrinsic::arm_neon_vld4:
|
|
case Intrinsic::arm_neon_vld2lane:
|
|
case Intrinsic::arm_neon_vld3lane:
|
|
case Intrinsic::arm_neon_vld4lane:
|
|
case Intrinsic::arm_neon_vst1:
|
|
case Intrinsic::arm_neon_vst2:
|
|
case Intrinsic::arm_neon_vst3:
|
|
case Intrinsic::arm_neon_vst4:
|
|
case Intrinsic::arm_neon_vst2lane:
|
|
case Intrinsic::arm_neon_vst3lane:
|
|
case Intrinsic::arm_neon_vst4lane: {
|
|
SmallVector<Value *, 4> Args(CI->arg_operands().begin(),
|
|
CI->arg_operands().end());
|
|
NewCall = Builder.CreateCall(NewFn, Args);
|
|
break;
|
|
}
|
|
|
|
case Intrinsic::bitreverse:
|
|
NewCall = Builder.CreateCall(NewFn, {CI->getArgOperand(0)});
|
|
break;
|
|
|
|
case Intrinsic::ctlz:
|
|
case Intrinsic::cttz:
|
|
assert(CI->getNumArgOperands() == 1 &&
|
|
"Mismatch between function args and call args");
|
|
NewCall =
|
|
Builder.CreateCall(NewFn, {CI->getArgOperand(0), Builder.getFalse()});
|
|
break;
|
|
|
|
case Intrinsic::objectsize: {
|
|
Value *NullIsUnknownSize = CI->getNumArgOperands() == 2
|
|
? Builder.getFalse()
|
|
: CI->getArgOperand(2);
|
|
Value *Dynamic =
|
|
CI->getNumArgOperands() < 4 ? Builder.getFalse() : CI->getArgOperand(3);
|
|
NewCall = Builder.CreateCall(
|
|
NewFn, {CI->getArgOperand(0), CI->getArgOperand(1), NullIsUnknownSize, Dynamic});
|
|
break;
|
|
}
|
|
|
|
case Intrinsic::ctpop:
|
|
NewCall = Builder.CreateCall(NewFn, {CI->getArgOperand(0)});
|
|
break;
|
|
|
|
case Intrinsic::convert_from_fp16:
|
|
NewCall = Builder.CreateCall(NewFn, {CI->getArgOperand(0)});
|
|
break;
|
|
|
|
case Intrinsic::dbg_value:
|
|
// Upgrade from the old version that had an extra offset argument.
|
|
assert(CI->getNumArgOperands() == 4);
|
|
// Drop nonzero offsets instead of attempting to upgrade them.
|
|
if (auto *Offset = dyn_cast_or_null<Constant>(CI->getArgOperand(1)))
|
|
if (Offset->isZeroValue()) {
|
|
NewCall = Builder.CreateCall(
|
|
NewFn,
|
|
{CI->getArgOperand(0), CI->getArgOperand(2), CI->getArgOperand(3)});
|
|
break;
|
|
}
|
|
CI->eraseFromParent();
|
|
return;
|
|
|
|
case Intrinsic::x86_xop_vfrcz_ss:
|
|
case Intrinsic::x86_xop_vfrcz_sd:
|
|
NewCall = Builder.CreateCall(NewFn, {CI->getArgOperand(1)});
|
|
break;
|
|
|
|
case Intrinsic::x86_xop_vpermil2pd:
|
|
case Intrinsic::x86_xop_vpermil2ps:
|
|
case Intrinsic::x86_xop_vpermil2pd_256:
|
|
case Intrinsic::x86_xop_vpermil2ps_256: {
|
|
SmallVector<Value *, 4> Args(CI->arg_operands().begin(),
|
|
CI->arg_operands().end());
|
|
VectorType *FltIdxTy = cast<VectorType>(Args[2]->getType());
|
|
VectorType *IntIdxTy = VectorType::getInteger(FltIdxTy);
|
|
Args[2] = Builder.CreateBitCast(Args[2], IntIdxTy);
|
|
NewCall = Builder.CreateCall(NewFn, Args);
|
|
break;
|
|
}
|
|
|
|
case Intrinsic::x86_sse41_ptestc:
|
|
case Intrinsic::x86_sse41_ptestz:
|
|
case Intrinsic::x86_sse41_ptestnzc: {
|
|
// The arguments for these intrinsics used to be v4f32, and changed
|
|
// to v2i64. This is purely a nop, since those are bitwise intrinsics.
|
|
// So, the only thing required is a bitcast for both arguments.
|
|
// First, check the arguments have the old type.
|
|
Value *Arg0 = CI->getArgOperand(0);
|
|
if (Arg0->getType() != VectorType::get(Type::getFloatTy(C), 4))
|
|
return;
|
|
|
|
// Old intrinsic, add bitcasts
|
|
Value *Arg1 = CI->getArgOperand(1);
|
|
|
|
Type *NewVecTy = VectorType::get(Type::getInt64Ty(C), 2);
|
|
|
|
Value *BC0 = Builder.CreateBitCast(Arg0, NewVecTy, "cast");
|
|
Value *BC1 = Builder.CreateBitCast(Arg1, NewVecTy, "cast");
|
|
|
|
NewCall = Builder.CreateCall(NewFn, {BC0, BC1});
|
|
break;
|
|
}
|
|
|
|
case Intrinsic::x86_rdtscp: {
|
|
// This used to take 1 arguments. If we have no arguments, it is already
|
|
// upgraded.
|
|
if (CI->getNumOperands() == 0)
|
|
return;
|
|
|
|
NewCall = Builder.CreateCall(NewFn);
|
|
// Extract the second result and store it.
|
|
Value *Data = Builder.CreateExtractValue(NewCall, 1);
|
|
// Cast the pointer to the right type.
|
|
Value *Ptr = Builder.CreateBitCast(CI->getArgOperand(0),
|
|
llvm::PointerType::getUnqual(Data->getType()));
|
|
Builder.CreateAlignedStore(Data, Ptr, Align(1));
|
|
// Replace the original call result with the first result of the new call.
|
|
Value *TSC = Builder.CreateExtractValue(NewCall, 0);
|
|
|
|
std::string Name = std::string(CI->getName());
|
|
if (!Name.empty()) {
|
|
CI->setName(Name + ".old");
|
|
NewCall->setName(Name);
|
|
}
|
|
CI->replaceAllUsesWith(TSC);
|
|
CI->eraseFromParent();
|
|
return;
|
|
}
|
|
|
|
case Intrinsic::x86_sse41_insertps:
|
|
case Intrinsic::x86_sse41_dppd:
|
|
case Intrinsic::x86_sse41_dpps:
|
|
case Intrinsic::x86_sse41_mpsadbw:
|
|
case Intrinsic::x86_avx_dp_ps_256:
|
|
case Intrinsic::x86_avx2_mpsadbw: {
|
|
// Need to truncate the last argument from i32 to i8 -- this argument models
|
|
// an inherently 8-bit immediate operand to these x86 instructions.
|
|
SmallVector<Value *, 4> Args(CI->arg_operands().begin(),
|
|
CI->arg_operands().end());
|
|
|
|
// Replace the last argument with a trunc.
|
|
Args.back() = Builder.CreateTrunc(Args.back(), Type::getInt8Ty(C), "trunc");
|
|
NewCall = Builder.CreateCall(NewFn, Args);
|
|
break;
|
|
}
|
|
|
|
case Intrinsic::thread_pointer: {
|
|
NewCall = Builder.CreateCall(NewFn, {});
|
|
break;
|
|
}
|
|
|
|
case Intrinsic::invariant_start:
|
|
case Intrinsic::invariant_end:
|
|
case Intrinsic::masked_load:
|
|
case Intrinsic::masked_store:
|
|
case Intrinsic::masked_gather:
|
|
case Intrinsic::masked_scatter: {
|
|
SmallVector<Value *, 4> Args(CI->arg_operands().begin(),
|
|
CI->arg_operands().end());
|
|
NewCall = Builder.CreateCall(NewFn, Args);
|
|
break;
|
|
}
|
|
|
|
case Intrinsic::memcpy:
|
|
case Intrinsic::memmove:
|
|
case Intrinsic::memset: {
|
|
// We have to make sure that the call signature is what we're expecting.
|
|
// We only want to change the old signatures by removing the alignment arg:
|
|
// @llvm.mem[cpy|move]...(i8*, i8*, i[32|i64], i32, i1)
|
|
// -> @llvm.mem[cpy|move]...(i8*, i8*, i[32|i64], i1)
|
|
// @llvm.memset...(i8*, i8, i[32|64], i32, i1)
|
|
// -> @llvm.memset...(i8*, i8, i[32|64], i1)
|
|
// Note: i8*'s in the above can be any pointer type
|
|
if (CI->getNumArgOperands() != 5) {
|
|
DefaultCase();
|
|
return;
|
|
}
|
|
// Remove alignment argument (3), and add alignment attributes to the
|
|
// dest/src pointers.
|
|
Value *Args[4] = {CI->getArgOperand(0), CI->getArgOperand(1),
|
|
CI->getArgOperand(2), CI->getArgOperand(4)};
|
|
NewCall = Builder.CreateCall(NewFn, Args);
|
|
auto *MemCI = cast<MemIntrinsic>(NewCall);
|
|
// All mem intrinsics support dest alignment.
|
|
const ConstantInt *Align = cast<ConstantInt>(CI->getArgOperand(3));
|
|
MemCI->setDestAlignment(Align->getZExtValue());
|
|
// Memcpy/Memmove also support source alignment.
|
|
if (auto *MTI = dyn_cast<MemTransferInst>(MemCI))
|
|
MTI->setSourceAlignment(Align->getZExtValue());
|
|
break;
|
|
}
|
|
}
|
|
assert(NewCall && "Should have either set this variable or returned through "
|
|
"the default case");
|
|
std::string Name = std::string(CI->getName());
|
|
if (!Name.empty()) {
|
|
CI->setName(Name + ".old");
|
|
NewCall->setName(Name);
|
|
}
|
|
CI->replaceAllUsesWith(NewCall);
|
|
CI->eraseFromParent();
|
|
}
|
|
|
|
void llvm::UpgradeCallsToIntrinsic(Function *F) {
|
|
assert(F && "Illegal attempt to upgrade a non-existent intrinsic.");
|
|
|
|
// Check if this function should be upgraded and get the replacement function
|
|
// if there is one.
|
|
Function *NewFn;
|
|
if (UpgradeIntrinsicFunction(F, NewFn)) {
|
|
// Replace all users of the old function with the new function or new
|
|
// instructions. This is not a range loop because the call is deleted.
|
|
for (auto UI = F->user_begin(), UE = F->user_end(); UI != UE; )
|
|
if (CallInst *CI = dyn_cast<CallInst>(*UI++))
|
|
UpgradeIntrinsicCall(CI, NewFn);
|
|
|
|
// Remove old function, no longer used, from the module.
|
|
F->eraseFromParent();
|
|
}
|
|
}
|
|
|
|
MDNode *llvm::UpgradeTBAANode(MDNode &MD) {
|
|
// Check if the tag uses struct-path aware TBAA format.
|
|
if (isa<MDNode>(MD.getOperand(0)) && MD.getNumOperands() >= 3)
|
|
return &MD;
|
|
|
|
auto &Context = MD.getContext();
|
|
if (MD.getNumOperands() == 3) {
|
|
Metadata *Elts[] = {MD.getOperand(0), MD.getOperand(1)};
|
|
MDNode *ScalarType = MDNode::get(Context, Elts);
|
|
// Create a MDNode <ScalarType, ScalarType, offset 0, const>
|
|
Metadata *Elts2[] = {ScalarType, ScalarType,
|
|
ConstantAsMetadata::get(
|
|
Constant::getNullValue(Type::getInt64Ty(Context))),
|
|
MD.getOperand(2)};
|
|
return MDNode::get(Context, Elts2);
|
|
}
|
|
// Create a MDNode <MD, MD, offset 0>
|
|
Metadata *Elts[] = {&MD, &MD, ConstantAsMetadata::get(Constant::getNullValue(
|
|
Type::getInt64Ty(Context)))};
|
|
return MDNode::get(Context, Elts);
|
|
}
|
|
|
|
Instruction *llvm::UpgradeBitCastInst(unsigned Opc, Value *V, Type *DestTy,
|
|
Instruction *&Temp) {
|
|
if (Opc != Instruction::BitCast)
|
|
return nullptr;
|
|
|
|
Temp = nullptr;
|
|
Type *SrcTy = V->getType();
|
|
if (SrcTy->isPtrOrPtrVectorTy() && DestTy->isPtrOrPtrVectorTy() &&
|
|
SrcTy->getPointerAddressSpace() != DestTy->getPointerAddressSpace()) {
|
|
LLVMContext &Context = V->getContext();
|
|
|
|
// We have no information about target data layout, so we assume that
|
|
// the maximum pointer size is 64bit.
|
|
Type *MidTy = Type::getInt64Ty(Context);
|
|
Temp = CastInst::Create(Instruction::PtrToInt, V, MidTy);
|
|
|
|
return CastInst::Create(Instruction::IntToPtr, Temp, DestTy);
|
|
}
|
|
|
|
return nullptr;
|
|
}
|
|
|
|
Value *llvm::UpgradeBitCastExpr(unsigned Opc, Constant *C, Type *DestTy) {
|
|
if (Opc != Instruction::BitCast)
|
|
return nullptr;
|
|
|
|
Type *SrcTy = C->getType();
|
|
if (SrcTy->isPtrOrPtrVectorTy() && DestTy->isPtrOrPtrVectorTy() &&
|
|
SrcTy->getPointerAddressSpace() != DestTy->getPointerAddressSpace()) {
|
|
LLVMContext &Context = C->getContext();
|
|
|
|
// We have no information about target data layout, so we assume that
|
|
// the maximum pointer size is 64bit.
|
|
Type *MidTy = Type::getInt64Ty(Context);
|
|
|
|
return ConstantExpr::getIntToPtr(ConstantExpr::getPtrToInt(C, MidTy),
|
|
DestTy);
|
|
}
|
|
|
|
return nullptr;
|
|
}
|
|
|
|
/// Check the debug info version number, if it is out-dated, drop the debug
|
|
/// info. Return true if module is modified.
|
|
bool llvm::UpgradeDebugInfo(Module &M) {
|
|
unsigned Version = getDebugMetadataVersionFromModule(M);
|
|
if (Version == DEBUG_METADATA_VERSION) {
|
|
bool BrokenDebugInfo = false;
|
|
if (verifyModule(M, &llvm::errs(), &BrokenDebugInfo))
|
|
report_fatal_error("Broken module found, compilation aborted!");
|
|
if (!BrokenDebugInfo)
|
|
// Everything is ok.
|
|
return false;
|
|
else {
|
|
// Diagnose malformed debug info.
|
|
DiagnosticInfoIgnoringInvalidDebugMetadata Diag(M);
|
|
M.getContext().diagnose(Diag);
|
|
}
|
|
}
|
|
bool Modified = StripDebugInfo(M);
|
|
if (Modified && Version != DEBUG_METADATA_VERSION) {
|
|
// Diagnose a version mismatch.
|
|
DiagnosticInfoDebugMetadataVersion DiagVersion(M, Version);
|
|
M.getContext().diagnose(DiagVersion);
|
|
}
|
|
return Modified;
|
|
}
|
|
|
|
/// This checks for objc retain release marker which should be upgraded. It
|
|
/// returns true if module is modified.
|
|
static bool UpgradeRetainReleaseMarker(Module &M) {
|
|
bool Changed = false;
|
|
const char *MarkerKey = "clang.arc.retainAutoreleasedReturnValueMarker";
|
|
NamedMDNode *ModRetainReleaseMarker = M.getNamedMetadata(MarkerKey);
|
|
if (ModRetainReleaseMarker) {
|
|
MDNode *Op = ModRetainReleaseMarker->getOperand(0);
|
|
if (Op) {
|
|
MDString *ID = dyn_cast_or_null<MDString>(Op->getOperand(0));
|
|
if (ID) {
|
|
SmallVector<StringRef, 4> ValueComp;
|
|
ID->getString().split(ValueComp, "#");
|
|
if (ValueComp.size() == 2) {
|
|
std::string NewValue = ValueComp[0].str() + ";" + ValueComp[1].str();
|
|
ID = MDString::get(M.getContext(), NewValue);
|
|
}
|
|
M.addModuleFlag(Module::Error, MarkerKey, ID);
|
|
M.eraseNamedMetadata(ModRetainReleaseMarker);
|
|
Changed = true;
|
|
}
|
|
}
|
|
}
|
|
return Changed;
|
|
}
|
|
|
|
void llvm::UpgradeARCRuntime(Module &M) {
|
|
// This lambda converts normal function calls to ARC runtime functions to
|
|
// intrinsic calls.
|
|
auto UpgradeToIntrinsic = [&](const char *OldFunc,
|
|
llvm::Intrinsic::ID IntrinsicFunc) {
|
|
Function *Fn = M.getFunction(OldFunc);
|
|
|
|
if (!Fn)
|
|
return;
|
|
|
|
Function *NewFn = llvm::Intrinsic::getDeclaration(&M, IntrinsicFunc);
|
|
|
|
for (auto I = Fn->user_begin(), E = Fn->user_end(); I != E;) {
|
|
CallInst *CI = dyn_cast<CallInst>(*I++);
|
|
if (!CI || CI->getCalledFunction() != Fn)
|
|
continue;
|
|
|
|
IRBuilder<> Builder(CI->getParent(), CI->getIterator());
|
|
FunctionType *NewFuncTy = NewFn->getFunctionType();
|
|
SmallVector<Value *, 2> Args;
|
|
|
|
// Don't upgrade the intrinsic if it's not valid to bitcast the return
|
|
// value to the return type of the old function.
|
|
if (NewFuncTy->getReturnType() != CI->getType() &&
|
|
!CastInst::castIsValid(Instruction::BitCast, CI,
|
|
NewFuncTy->getReturnType()))
|
|
continue;
|
|
|
|
bool InvalidCast = false;
|
|
|
|
for (unsigned I = 0, E = CI->getNumArgOperands(); I != E; ++I) {
|
|
Value *Arg = CI->getArgOperand(I);
|
|
|
|
// Bitcast argument to the parameter type of the new function if it's
|
|
// not a variadic argument.
|
|
if (I < NewFuncTy->getNumParams()) {
|
|
// Don't upgrade the intrinsic if it's not valid to bitcast the argument
|
|
// to the parameter type of the new function.
|
|
if (!CastInst::castIsValid(Instruction::BitCast, Arg,
|
|
NewFuncTy->getParamType(I))) {
|
|
InvalidCast = true;
|
|
break;
|
|
}
|
|
Arg = Builder.CreateBitCast(Arg, NewFuncTy->getParamType(I));
|
|
}
|
|
Args.push_back(Arg);
|
|
}
|
|
|
|
if (InvalidCast)
|
|
continue;
|
|
|
|
// Create a call instruction that calls the new function.
|
|
CallInst *NewCall = Builder.CreateCall(NewFuncTy, NewFn, Args);
|
|
NewCall->setTailCallKind(cast<CallInst>(CI)->getTailCallKind());
|
|
NewCall->setName(CI->getName());
|
|
|
|
// Bitcast the return value back to the type of the old call.
|
|
Value *NewRetVal = Builder.CreateBitCast(NewCall, CI->getType());
|
|
|
|
if (!CI->use_empty())
|
|
CI->replaceAllUsesWith(NewRetVal);
|
|
CI->eraseFromParent();
|
|
}
|
|
|
|
if (Fn->use_empty())
|
|
Fn->eraseFromParent();
|
|
};
|
|
|
|
// Unconditionally convert a call to "clang.arc.use" to a call to
|
|
// "llvm.objc.clang.arc.use".
|
|
UpgradeToIntrinsic("clang.arc.use", llvm::Intrinsic::objc_clang_arc_use);
|
|
|
|
// Upgrade the retain release marker. If there is no need to upgrade
|
|
// the marker, that means either the module is already new enough to contain
|
|
// new intrinsics or it is not ARC. There is no need to upgrade runtime call.
|
|
if (!UpgradeRetainReleaseMarker(M))
|
|
return;
|
|
|
|
std::pair<const char *, llvm::Intrinsic::ID> RuntimeFuncs[] = {
|
|
{"objc_autorelease", llvm::Intrinsic::objc_autorelease},
|
|
{"objc_autoreleasePoolPop", llvm::Intrinsic::objc_autoreleasePoolPop},
|
|
{"objc_autoreleasePoolPush", llvm::Intrinsic::objc_autoreleasePoolPush},
|
|
{"objc_autoreleaseReturnValue",
|
|
llvm::Intrinsic::objc_autoreleaseReturnValue},
|
|
{"objc_copyWeak", llvm::Intrinsic::objc_copyWeak},
|
|
{"objc_destroyWeak", llvm::Intrinsic::objc_destroyWeak},
|
|
{"objc_initWeak", llvm::Intrinsic::objc_initWeak},
|
|
{"objc_loadWeak", llvm::Intrinsic::objc_loadWeak},
|
|
{"objc_loadWeakRetained", llvm::Intrinsic::objc_loadWeakRetained},
|
|
{"objc_moveWeak", llvm::Intrinsic::objc_moveWeak},
|
|
{"objc_release", llvm::Intrinsic::objc_release},
|
|
{"objc_retain", llvm::Intrinsic::objc_retain},
|
|
{"objc_retainAutorelease", llvm::Intrinsic::objc_retainAutorelease},
|
|
{"objc_retainAutoreleaseReturnValue",
|
|
llvm::Intrinsic::objc_retainAutoreleaseReturnValue},
|
|
{"objc_retainAutoreleasedReturnValue",
|
|
llvm::Intrinsic::objc_retainAutoreleasedReturnValue},
|
|
{"objc_retainBlock", llvm::Intrinsic::objc_retainBlock},
|
|
{"objc_storeStrong", llvm::Intrinsic::objc_storeStrong},
|
|
{"objc_storeWeak", llvm::Intrinsic::objc_storeWeak},
|
|
{"objc_unsafeClaimAutoreleasedReturnValue",
|
|
llvm::Intrinsic::objc_unsafeClaimAutoreleasedReturnValue},
|
|
{"objc_retainedObject", llvm::Intrinsic::objc_retainedObject},
|
|
{"objc_unretainedObject", llvm::Intrinsic::objc_unretainedObject},
|
|
{"objc_unretainedPointer", llvm::Intrinsic::objc_unretainedPointer},
|
|
{"objc_retain_autorelease", llvm::Intrinsic::objc_retain_autorelease},
|
|
{"objc_sync_enter", llvm::Intrinsic::objc_sync_enter},
|
|
{"objc_sync_exit", llvm::Intrinsic::objc_sync_exit},
|
|
{"objc_arc_annotation_topdown_bbstart",
|
|
llvm::Intrinsic::objc_arc_annotation_topdown_bbstart},
|
|
{"objc_arc_annotation_topdown_bbend",
|
|
llvm::Intrinsic::objc_arc_annotation_topdown_bbend},
|
|
{"objc_arc_annotation_bottomup_bbstart",
|
|
llvm::Intrinsic::objc_arc_annotation_bottomup_bbstart},
|
|
{"objc_arc_annotation_bottomup_bbend",
|
|
llvm::Intrinsic::objc_arc_annotation_bottomup_bbend}};
|
|
|
|
for (auto &I : RuntimeFuncs)
|
|
UpgradeToIntrinsic(I.first, I.second);
|
|
}
|
|
|
|
bool llvm::UpgradeModuleFlags(Module &M) {
|
|
NamedMDNode *ModFlags = M.getModuleFlagsMetadata();
|
|
if (!ModFlags)
|
|
return false;
|
|
|
|
bool HasObjCFlag = false, HasClassProperties = false, Changed = false;
|
|
for (unsigned I = 0, E = ModFlags->getNumOperands(); I != E; ++I) {
|
|
MDNode *Op = ModFlags->getOperand(I);
|
|
if (Op->getNumOperands() != 3)
|
|
continue;
|
|
MDString *ID = dyn_cast_or_null<MDString>(Op->getOperand(1));
|
|
if (!ID)
|
|
continue;
|
|
if (ID->getString() == "Objective-C Image Info Version")
|
|
HasObjCFlag = true;
|
|
if (ID->getString() == "Objective-C Class Properties")
|
|
HasClassProperties = true;
|
|
// Upgrade PIC/PIE Module Flags. The module flag behavior for these two
|
|
// field was Error and now they are Max.
|
|
if (ID->getString() == "PIC Level" || ID->getString() == "PIE Level") {
|
|
if (auto *Behavior =
|
|
mdconst::dyn_extract_or_null<ConstantInt>(Op->getOperand(0))) {
|
|
if (Behavior->getLimitedValue() == Module::Error) {
|
|
Type *Int32Ty = Type::getInt32Ty(M.getContext());
|
|
Metadata *Ops[3] = {
|
|
ConstantAsMetadata::get(ConstantInt::get(Int32Ty, Module::Max)),
|
|
MDString::get(M.getContext(), ID->getString()),
|
|
Op->getOperand(2)};
|
|
ModFlags->setOperand(I, MDNode::get(M.getContext(), Ops));
|
|
Changed = true;
|
|
}
|
|
}
|
|
}
|
|
// Upgrade Objective-C Image Info Section. Removed the whitespce in the
|
|
// section name so that llvm-lto will not complain about mismatching
|
|
// module flags that is functionally the same.
|
|
if (ID->getString() == "Objective-C Image Info Section") {
|
|
if (auto *Value = dyn_cast_or_null<MDString>(Op->getOperand(2))) {
|
|
SmallVector<StringRef, 4> ValueComp;
|
|
Value->getString().split(ValueComp, " ");
|
|
if (ValueComp.size() != 1) {
|
|
std::string NewValue;
|
|
for (auto &S : ValueComp)
|
|
NewValue += S.str();
|
|
Metadata *Ops[3] = {Op->getOperand(0), Op->getOperand(1),
|
|
MDString::get(M.getContext(), NewValue)};
|
|
ModFlags->setOperand(I, MDNode::get(M.getContext(), Ops));
|
|
Changed = true;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// "Objective-C Class Properties" is recently added for Objective-C. We
|
|
// upgrade ObjC bitcodes to contain a "Objective-C Class Properties" module
|
|
// flag of value 0, so we can correclty downgrade this flag when trying to
|
|
// link an ObjC bitcode without this module flag with an ObjC bitcode with
|
|
// this module flag.
|
|
if (HasObjCFlag && !HasClassProperties) {
|
|
M.addModuleFlag(llvm::Module::Override, "Objective-C Class Properties",
|
|
(uint32_t)0);
|
|
Changed = true;
|
|
}
|
|
|
|
return Changed;
|
|
}
|
|
|
|
void llvm::UpgradeSectionAttributes(Module &M) {
|
|
auto TrimSpaces = [](StringRef Section) -> std::string {
|
|
SmallVector<StringRef, 5> Components;
|
|
Section.split(Components, ',');
|
|
|
|
SmallString<32> Buffer;
|
|
raw_svector_ostream OS(Buffer);
|
|
|
|
for (auto Component : Components)
|
|
OS << ',' << Component.trim();
|
|
|
|
return std::string(OS.str().substr(1));
|
|
};
|
|
|
|
for (auto &GV : M.globals()) {
|
|
if (!GV.hasSection())
|
|
continue;
|
|
|
|
StringRef Section = GV.getSection();
|
|
|
|
if (!Section.startswith("__DATA, __objc_catlist"))
|
|
continue;
|
|
|
|
// __DATA, __objc_catlist, regular, no_dead_strip
|
|
// __DATA,__objc_catlist,regular,no_dead_strip
|
|
GV.setSection(TrimSpaces(Section));
|
|
}
|
|
}
|
|
|
|
static bool isOldLoopArgument(Metadata *MD) {
|
|
auto *T = dyn_cast_or_null<MDTuple>(MD);
|
|
if (!T)
|
|
return false;
|
|
if (T->getNumOperands() < 1)
|
|
return false;
|
|
auto *S = dyn_cast_or_null<MDString>(T->getOperand(0));
|
|
if (!S)
|
|
return false;
|
|
return S->getString().startswith("llvm.vectorizer.");
|
|
}
|
|
|
|
static MDString *upgradeLoopTag(LLVMContext &C, StringRef OldTag) {
|
|
StringRef OldPrefix = "llvm.vectorizer.";
|
|
assert(OldTag.startswith(OldPrefix) && "Expected old prefix");
|
|
|
|
if (OldTag == "llvm.vectorizer.unroll")
|
|
return MDString::get(C, "llvm.loop.interleave.count");
|
|
|
|
return MDString::get(
|
|
C, (Twine("llvm.loop.vectorize.") + OldTag.drop_front(OldPrefix.size()))
|
|
.str());
|
|
}
|
|
|
|
static Metadata *upgradeLoopArgument(Metadata *MD) {
|
|
auto *T = dyn_cast_or_null<MDTuple>(MD);
|
|
if (!T)
|
|
return MD;
|
|
if (T->getNumOperands() < 1)
|
|
return MD;
|
|
auto *OldTag = dyn_cast_or_null<MDString>(T->getOperand(0));
|
|
if (!OldTag)
|
|
return MD;
|
|
if (!OldTag->getString().startswith("llvm.vectorizer."))
|
|
return MD;
|
|
|
|
// This has an old tag. Upgrade it.
|
|
SmallVector<Metadata *, 8> Ops;
|
|
Ops.reserve(T->getNumOperands());
|
|
Ops.push_back(upgradeLoopTag(T->getContext(), OldTag->getString()));
|
|
for (unsigned I = 1, E = T->getNumOperands(); I != E; ++I)
|
|
Ops.push_back(T->getOperand(I));
|
|
|
|
return MDTuple::get(T->getContext(), Ops);
|
|
}
|
|
|
|
MDNode *llvm::upgradeInstructionLoopAttachment(MDNode &N) {
|
|
auto *T = dyn_cast<MDTuple>(&N);
|
|
if (!T)
|
|
return &N;
|
|
|
|
if (none_of(T->operands(), isOldLoopArgument))
|
|
return &N;
|
|
|
|
SmallVector<Metadata *, 8> Ops;
|
|
Ops.reserve(T->getNumOperands());
|
|
for (Metadata *MD : T->operands())
|
|
Ops.push_back(upgradeLoopArgument(MD));
|
|
|
|
return MDTuple::get(T->getContext(), Ops);
|
|
}
|
|
|
|
std::string llvm::UpgradeDataLayoutString(StringRef DL, StringRef TT) {
|
|
std::string AddrSpaces = "-p270:32:32-p271:32:32-p272:64:64";
|
|
|
|
// If X86, and the datalayout matches the expected format, add pointer size
|
|
// address spaces to the datalayout.
|
|
if (!Triple(TT).isX86() || DL.contains(AddrSpaces))
|
|
return std::string(DL);
|
|
|
|
SmallVector<StringRef, 4> Groups;
|
|
Regex R("(e-m:[a-z](-p:32:32)?)(-[if]64:.*$)");
|
|
if (!R.match(DL, &Groups))
|
|
return std::string(DL);
|
|
|
|
SmallString<1024> Buf;
|
|
std::string Res = (Groups[1] + AddrSpaces + Groups[3]).toStringRef(Buf).str();
|
|
return Res;
|
|
}
|
|
|
|
void llvm::UpgradeFramePointerAttributes(AttrBuilder &B) {
|
|
StringRef FramePointer;
|
|
if (B.contains("no-frame-pointer-elim")) {
|
|
// The value can be "true" or "false".
|
|
for (const auto &I : B.td_attrs())
|
|
if (I.first == "no-frame-pointer-elim")
|
|
FramePointer = I.second == "true" ? "all" : "none";
|
|
B.removeAttribute("no-frame-pointer-elim");
|
|
}
|
|
if (B.contains("no-frame-pointer-elim-non-leaf")) {
|
|
// The value is ignored. "no-frame-pointer-elim"="true" takes priority.
|
|
if (FramePointer != "all")
|
|
FramePointer = "non-leaf";
|
|
B.removeAttribute("no-frame-pointer-elim-non-leaf");
|
|
}
|
|
|
|
if (!FramePointer.empty())
|
|
B.addAttribute("frame-pointer", FramePointer);
|
|
}
|