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Diffstat (limited to 'contrib/llvm/tools/clang/lib/CodeGen/CGBuiltin.cpp')
| -rw-r--r-- | contrib/llvm/tools/clang/lib/CodeGen/CGBuiltin.cpp | 6092 |
1 files changed, 6092 insertions, 0 deletions
diff --git a/contrib/llvm/tools/clang/lib/CodeGen/CGBuiltin.cpp b/contrib/llvm/tools/clang/lib/CodeGen/CGBuiltin.cpp new file mode 100644 index 0000000..4f68b34 --- /dev/null +++ b/contrib/llvm/tools/clang/lib/CodeGen/CGBuiltin.cpp @@ -0,0 +1,6092 @@ +//===---- CGBuiltin.cpp - Emit LLVM Code for builtins ---------------------===// +// +// The LLVM Compiler Infrastructure +// +// This file is distributed under the University of Illinois Open Source +// License. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// +// +// This contains code to emit Builtin calls as LLVM code. +// +//===----------------------------------------------------------------------===// + +#include "CodeGenFunction.h" +#include "CGObjCRuntime.h" +#include "CodeGenModule.h" +#include "TargetInfo.h" +#include "clang/AST/ASTContext.h" +#include "clang/AST/Decl.h" +#include "clang/Basic/TargetBuiltins.h" +#include "clang/Basic/TargetInfo.h" +#include "clang/CodeGen/CGFunctionInfo.h" +#include "llvm/IR/DataLayout.h" +#include "llvm/IR/Intrinsics.h" + +using namespace clang; +using namespace CodeGen; +using namespace llvm; + +/// getBuiltinLibFunction - Given a builtin id for a function like +/// "__builtin_fabsf", return a Function* for "fabsf". +llvm::Value *CodeGenModule::getBuiltinLibFunction(const FunctionDecl *FD, + unsigned BuiltinID) { + assert(Context.BuiltinInfo.isLibFunction(BuiltinID)); + + // Get the name, skip over the __builtin_ prefix (if necessary). + StringRef Name; + GlobalDecl D(FD); + + // If the builtin has been declared explicitly with an assembler label, + // use the mangled name. This differs from the plain label on platforms + // that prefix labels. + if (FD->hasAttr<AsmLabelAttr>()) + Name = getMangledName(D); + else + Name = Context.BuiltinInfo.GetName(BuiltinID) + 10; + + llvm::FunctionType *Ty = + cast<llvm::FunctionType>(getTypes().ConvertType(FD->getType())); + + return GetOrCreateLLVMFunction(Name, Ty, D, /*ForVTable=*/false); +} + +/// Emit the conversions required to turn the given value into an +/// integer of the given size. +static Value *EmitToInt(CodeGenFunction &CGF, llvm::Value *V, + QualType T, llvm::IntegerType *IntType) { + V = CGF.EmitToMemory(V, T); + + if (V->getType()->isPointerTy()) + return CGF.Builder.CreatePtrToInt(V, IntType); + + assert(V->getType() == IntType); + return V; +} + +static Value *EmitFromInt(CodeGenFunction &CGF, llvm::Value *V, + QualType T, llvm::Type *ResultType) { + V = CGF.EmitFromMemory(V, T); + + if (ResultType->isPointerTy()) + return CGF.Builder.CreateIntToPtr(V, ResultType); + + assert(V->getType() == ResultType); + return V; +} + +/// Utility to insert an atomic instruction based on Instrinsic::ID +/// and the expression node. +static RValue EmitBinaryAtomic(CodeGenFunction &CGF, + llvm::AtomicRMWInst::BinOp Kind, + const CallExpr *E) { + QualType T = E->getType(); + assert(E->getArg(0)->getType()->isPointerType()); + assert(CGF.getContext().hasSameUnqualifiedType(T, + E->getArg(0)->getType()->getPointeeType())); + assert(CGF.getContext().hasSameUnqualifiedType(T, E->getArg(1)->getType())); + + llvm::Value *DestPtr = CGF.EmitScalarExpr(E->getArg(0)); + unsigned AddrSpace = DestPtr->getType()->getPointerAddressSpace(); + + llvm::IntegerType *IntType = + llvm::IntegerType::get(CGF.getLLVMContext(), + CGF.getContext().getTypeSize(T)); + llvm::Type *IntPtrType = IntType->getPointerTo(AddrSpace); + + llvm::Value *Args[2]; + Args[0] = CGF.Builder.CreateBitCast(DestPtr, IntPtrType); + Args[1] = CGF.EmitScalarExpr(E->getArg(1)); + llvm::Type *ValueType = Args[1]->getType(); + Args[1] = EmitToInt(CGF, Args[1], T, IntType); + + llvm::Value *Result = + CGF.Builder.CreateAtomicRMW(Kind, Args[0], Args[1], + llvm::SequentiallyConsistent); + Result = EmitFromInt(CGF, Result, T, ValueType); + return RValue::get(Result); +} + +/// Utility to insert an atomic instruction based Instrinsic::ID and +/// the expression node, where the return value is the result of the +/// operation. +static RValue EmitBinaryAtomicPost(CodeGenFunction &CGF, + llvm::AtomicRMWInst::BinOp Kind, + const CallExpr *E, + Instruction::BinaryOps Op) { + QualType T = E->getType(); + assert(E->getArg(0)->getType()->isPointerType()); + assert(CGF.getContext().hasSameUnqualifiedType(T, + E->getArg(0)->getType()->getPointeeType())); + assert(CGF.getContext().hasSameUnqualifiedType(T, E->getArg(1)->getType())); + + llvm::Value *DestPtr = CGF.EmitScalarExpr(E->getArg(0)); + unsigned AddrSpace = DestPtr->getType()->getPointerAddressSpace(); + + llvm::IntegerType *IntType = + llvm::IntegerType::get(CGF.getLLVMContext(), + CGF.getContext().getTypeSize(T)); + llvm::Type *IntPtrType = IntType->getPointerTo(AddrSpace); + + llvm::Value *Args[2]; + Args[1] = CGF.EmitScalarExpr(E->getArg(1)); + llvm::Type *ValueType = Args[1]->getType(); + Args[1] = EmitToInt(CGF, Args[1], T, IntType); + Args[0] = CGF.Builder.CreateBitCast(DestPtr, IntPtrType); + + llvm::Value *Result = + CGF.Builder.CreateAtomicRMW(Kind, Args[0], Args[1], + llvm::SequentiallyConsistent); + Result = CGF.Builder.CreateBinOp(Op, Result, Args[1]); + Result = EmitFromInt(CGF, Result, T, ValueType); + return RValue::get(Result); +} + +/// EmitFAbs - Emit a call to fabs/fabsf/fabsl, depending on the type of ValTy, +/// which must be a scalar floating point type. +static Value *EmitFAbs(CodeGenFunction &CGF, Value *V, QualType ValTy) { + const BuiltinType *ValTyP = ValTy->getAs<BuiltinType>(); + assert(ValTyP && "isn't scalar fp type!"); + + StringRef FnName; + switch (ValTyP->getKind()) { + default: llvm_unreachable("Isn't a scalar fp type!"); + case BuiltinType::Float: FnName = "fabsf"; break; + case BuiltinType::Double: FnName = "fabs"; break; + case BuiltinType::LongDouble: FnName = "fabsl"; break; + } + + // The prototype is something that takes and returns whatever V's type is. + llvm::FunctionType *FT = llvm::FunctionType::get(V->getType(), V->getType(), + false); + llvm::Value *Fn = CGF.CGM.CreateRuntimeFunction(FT, FnName); + + return CGF.EmitNounwindRuntimeCall(Fn, V, "abs"); +} + +static RValue emitLibraryCall(CodeGenFunction &CGF, const FunctionDecl *Fn, + const CallExpr *E, llvm::Value *calleeValue) { + return CGF.EmitCall(E->getCallee()->getType(), calleeValue, E->getLocStart(), + ReturnValueSlot(), E->arg_begin(), E->arg_end(), Fn); +} + +/// \brief Emit a call to llvm.{sadd,uadd,ssub,usub,smul,umul}.with.overflow.* +/// depending on IntrinsicID. +/// +/// \arg CGF The current codegen function. +/// \arg IntrinsicID The ID for the Intrinsic we wish to generate. +/// \arg X The first argument to the llvm.*.with.overflow.*. +/// \arg Y The second argument to the llvm.*.with.overflow.*. +/// \arg Carry The carry returned by the llvm.*.with.overflow.*. +/// \returns The result (i.e. sum/product) returned by the intrinsic. +static llvm::Value *EmitOverflowIntrinsic(CodeGenFunction &CGF, + const llvm::Intrinsic::ID IntrinsicID, + llvm::Value *X, llvm::Value *Y, + llvm::Value *&Carry) { + // Make sure we have integers of the same width. + assert(X->getType() == Y->getType() && + "Arguments must be the same type. (Did you forget to make sure both " + "arguments have the same integer width?)"); + + llvm::Value *Callee = CGF.CGM.getIntrinsic(IntrinsicID, X->getType()); + llvm::Value *Tmp = CGF.Builder.CreateCall2(Callee, X, Y); + Carry = CGF.Builder.CreateExtractValue(Tmp, 1); + return CGF.Builder.CreateExtractValue(Tmp, 0); +} + +RValue CodeGenFunction::EmitBuiltinExpr(const FunctionDecl *FD, + unsigned BuiltinID, const CallExpr *E) { + // See if we can constant fold this builtin. If so, don't emit it at all. + Expr::EvalResult Result; + if (E->EvaluateAsRValue(Result, CGM.getContext()) && + !Result.hasSideEffects()) { + if (Result.Val.isInt()) + return RValue::get(llvm::ConstantInt::get(getLLVMContext(), + Result.Val.getInt())); + if (Result.Val.isFloat()) + return RValue::get(llvm::ConstantFP::get(getLLVMContext(), + Result.Val.getFloat())); + } + + switch (BuiltinID) { + default: break; // Handle intrinsics and libm functions below. + case Builtin::BI__builtin___CFStringMakeConstantString: + case Builtin::BI__builtin___NSStringMakeConstantString: + return RValue::get(CGM.EmitConstantExpr(E, E->getType(), nullptr)); + case Builtin::BI__builtin_stdarg_start: + case Builtin::BI__builtin_va_start: + case Builtin::BI__va_start: + case Builtin::BI__builtin_va_end: { + Value *ArgValue = (BuiltinID == Builtin::BI__va_start) + ? EmitScalarExpr(E->getArg(0)) + : EmitVAListRef(E->getArg(0)); + llvm::Type *DestType = Int8PtrTy; + if (ArgValue->getType() != DestType) + ArgValue = Builder.CreateBitCast(ArgValue, DestType, + ArgValue->getName().data()); + + Intrinsic::ID inst = (BuiltinID == Builtin::BI__builtin_va_end) ? + Intrinsic::vaend : Intrinsic::vastart; + return RValue::get(Builder.CreateCall(CGM.getIntrinsic(inst), ArgValue)); + } + case Builtin::BI__builtin_va_copy: { + Value *DstPtr = EmitVAListRef(E->getArg(0)); + Value *SrcPtr = EmitVAListRef(E->getArg(1)); + + llvm::Type *Type = Int8PtrTy; + + DstPtr = Builder.CreateBitCast(DstPtr, Type); + SrcPtr = Builder.CreateBitCast(SrcPtr, Type); + return RValue::get(Builder.CreateCall2(CGM.getIntrinsic(Intrinsic::vacopy), + DstPtr, SrcPtr)); + } + case Builtin::BI__builtin_abs: + case Builtin::BI__builtin_labs: + case Builtin::BI__builtin_llabs: { + Value *ArgValue = EmitScalarExpr(E->getArg(0)); + + Value *NegOp = Builder.CreateNeg(ArgValue, "neg"); + Value *CmpResult = + Builder.CreateICmpSGE(ArgValue, + llvm::Constant::getNullValue(ArgValue->getType()), + "abscond"); + Value *Result = + Builder.CreateSelect(CmpResult, ArgValue, NegOp, "abs"); + + return RValue::get(Result); + } + + case Builtin::BI__builtin_conj: + case Builtin::BI__builtin_conjf: + case Builtin::BI__builtin_conjl: { + ComplexPairTy ComplexVal = EmitComplexExpr(E->getArg(0)); + Value *Real = ComplexVal.first; + Value *Imag = ComplexVal.second; + Value *Zero = + Imag->getType()->isFPOrFPVectorTy() + ? llvm::ConstantFP::getZeroValueForNegation(Imag->getType()) + : llvm::Constant::getNullValue(Imag->getType()); + + Imag = Builder.CreateFSub(Zero, Imag, "sub"); + return RValue::getComplex(std::make_pair(Real, Imag)); + } + case Builtin::BI__builtin_creal: + case Builtin::BI__builtin_crealf: + case Builtin::BI__builtin_creall: + case Builtin::BIcreal: + case Builtin::BIcrealf: + case Builtin::BIcreall: { + ComplexPairTy ComplexVal = EmitComplexExpr(E->getArg(0)); + return RValue::get(ComplexVal.first); + } + + case Builtin::BI__builtin_cimag: + case Builtin::BI__builtin_cimagf: + case Builtin::BI__builtin_cimagl: + case Builtin::BIcimag: + case Builtin::BIcimagf: + case Builtin::BIcimagl: { + ComplexPairTy ComplexVal = EmitComplexExpr(E->getArg(0)); + return RValue::get(ComplexVal.second); + } + + case Builtin::BI__builtin_ctzs: + case Builtin::BI__builtin_ctz: + case Builtin::BI__builtin_ctzl: + case Builtin::BI__builtin_ctzll: { + Value *ArgValue = EmitScalarExpr(E->getArg(0)); + + llvm::Type *ArgType = ArgValue->getType(); + Value *F = CGM.getIntrinsic(Intrinsic::cttz, ArgType); + + llvm::Type *ResultType = ConvertType(E->getType()); + Value *ZeroUndef = Builder.getInt1(getTarget().isCLZForZeroUndef()); + Value *Result = Builder.CreateCall2(F, ArgValue, ZeroUndef); + if (Result->getType() != ResultType) + Result = Builder.CreateIntCast(Result, ResultType, /*isSigned*/true, + "cast"); + return RValue::get(Result); + } + case Builtin::BI__builtin_clzs: + case Builtin::BI__builtin_clz: + case Builtin::BI__builtin_clzl: + case Builtin::BI__builtin_clzll: { + Value *ArgValue = EmitScalarExpr(E->getArg(0)); + + llvm::Type *ArgType = ArgValue->getType(); + Value *F = CGM.getIntrinsic(Intrinsic::ctlz, ArgType); + + llvm::Type *ResultType = ConvertType(E->getType()); + Value *ZeroUndef = Builder.getInt1(getTarget().isCLZForZeroUndef()); + Value *Result = Builder.CreateCall2(F, ArgValue, ZeroUndef); + if (Result->getType() != ResultType) + Result = Builder.CreateIntCast(Result, ResultType, /*isSigned*/true, + "cast"); + return RValue::get(Result); + } + case Builtin::BI__builtin_ffs: + case Builtin::BI__builtin_ffsl: + case Builtin::BI__builtin_ffsll: { + // ffs(x) -> x ? cttz(x) + 1 : 0 + Value *ArgValue = EmitScalarExpr(E->getArg(0)); + + llvm::Type *ArgType = ArgValue->getType(); + Value *F = CGM.getIntrinsic(Intrinsic::cttz, ArgType); + + llvm::Type *ResultType = ConvertType(E->getType()); + Value *Tmp = Builder.CreateAdd(Builder.CreateCall2(F, ArgValue, + Builder.getTrue()), + llvm::ConstantInt::get(ArgType, 1)); + Value *Zero = llvm::Constant::getNullValue(ArgType); + Value *IsZero = Builder.CreateICmpEQ(ArgValue, Zero, "iszero"); + Value *Result = Builder.CreateSelect(IsZero, Zero, Tmp, "ffs"); + if (Result->getType() != ResultType) + Result = Builder.CreateIntCast(Result, ResultType, /*isSigned*/true, + "cast"); + return RValue::get(Result); + } + case Builtin::BI__builtin_parity: + case Builtin::BI__builtin_parityl: + case Builtin::BI__builtin_parityll: { + // parity(x) -> ctpop(x) & 1 + Value *ArgValue = EmitScalarExpr(E->getArg(0)); + + llvm::Type *ArgType = ArgValue->getType(); + Value *F = CGM.getIntrinsic(Intrinsic::ctpop, ArgType); + + llvm::Type *ResultType = ConvertType(E->getType()); + Value *Tmp = Builder.CreateCall(F, ArgValue); + Value *Result = Builder.CreateAnd(Tmp, llvm::ConstantInt::get(ArgType, 1)); + if (Result->getType() != ResultType) + Result = Builder.CreateIntCast(Result, ResultType, /*isSigned*/true, + "cast"); + return RValue::get(Result); + } + case Builtin::BI__builtin_popcount: + case Builtin::BI__builtin_popcountl: + case Builtin::BI__builtin_popcountll: { + Value *ArgValue = EmitScalarExpr(E->getArg(0)); + + llvm::Type *ArgType = ArgValue->getType(); + Value *F = CGM.getIntrinsic(Intrinsic::ctpop, ArgType); + + llvm::Type *ResultType = ConvertType(E->getType()); + Value *Result = Builder.CreateCall(F, ArgValue); + if (Result->getType() != ResultType) + Result = Builder.CreateIntCast(Result, ResultType, /*isSigned*/true, + "cast"); + return RValue::get(Result); + } + case Builtin::BI__builtin_expect: { + Value *ArgValue = EmitScalarExpr(E->getArg(0)); + llvm::Type *ArgType = ArgValue->getType(); + + Value *FnExpect = CGM.getIntrinsic(Intrinsic::expect, ArgType); + Value *ExpectedValue = EmitScalarExpr(E->getArg(1)); + + Value *Result = Builder.CreateCall2(FnExpect, ArgValue, ExpectedValue, + "expval"); + return RValue::get(Result); + } + case Builtin::BI__builtin_bswap16: + case Builtin::BI__builtin_bswap32: + case Builtin::BI__builtin_bswap64: { + Value *ArgValue = EmitScalarExpr(E->getArg(0)); + llvm::Type *ArgType = ArgValue->getType(); + Value *F = CGM.getIntrinsic(Intrinsic::bswap, ArgType); + return RValue::get(Builder.CreateCall(F, ArgValue)); + } + case Builtin::BI__builtin_object_size: { + // We rely on constant folding to deal with expressions with side effects. + assert(!E->getArg(0)->HasSideEffects(getContext()) && + "should have been constant folded"); + + // We pass this builtin onto the optimizer so that it can + // figure out the object size in more complex cases. + llvm::Type *ResType = ConvertType(E->getType()); + + // LLVM only supports 0 and 2, make sure that we pass along that + // as a boolean. + Value *Ty = EmitScalarExpr(E->getArg(1)); + ConstantInt *CI = dyn_cast<ConstantInt>(Ty); + assert(CI); + uint64_t val = CI->getZExtValue(); + CI = ConstantInt::get(Builder.getInt1Ty(), (val & 0x2) >> 1); + // FIXME: Get right address space. + llvm::Type *Tys[] = { ResType, Builder.getInt8PtrTy(0) }; + Value *F = CGM.getIntrinsic(Intrinsic::objectsize, Tys); + return RValue::get(Builder.CreateCall2(F, EmitScalarExpr(E->getArg(0)),CI)); + } + case Builtin::BI__builtin_prefetch: { + Value *Locality, *RW, *Address = EmitScalarExpr(E->getArg(0)); + // FIXME: Technically these constants should of type 'int', yes? + RW = (E->getNumArgs() > 1) ? EmitScalarExpr(E->getArg(1)) : + llvm::ConstantInt::get(Int32Ty, 0); + Locality = (E->getNumArgs() > 2) ? EmitScalarExpr(E->getArg(2)) : + llvm::ConstantInt::get(Int32Ty, 3); + Value *Data = llvm::ConstantInt::get(Int32Ty, 1); + Value *F = CGM.getIntrinsic(Intrinsic::prefetch); + return RValue::get(Builder.CreateCall4(F, Address, RW, Locality, Data)); + } + case Builtin::BI__builtin_readcyclecounter: { + Value *F = CGM.getIntrinsic(Intrinsic::readcyclecounter); + return RValue::get(Builder.CreateCall(F)); + } + case Builtin::BI__builtin___clear_cache: { + Value *Begin = EmitScalarExpr(E->getArg(0)); + Value *End = EmitScalarExpr(E->getArg(1)); + Value *F = CGM.getIntrinsic(Intrinsic::clear_cache); + return RValue::get(Builder.CreateCall2(F, Begin, End)); + } + case Builtin::BI__builtin_trap: { + Value *F = CGM.getIntrinsic(Intrinsic::trap); + return RValue::get(Builder.CreateCall(F)); + } + case Builtin::BI__debugbreak: { + Value *F = CGM.getIntrinsic(Intrinsic::debugtrap); + return RValue::get(Builder.CreateCall(F)); + } + case Builtin::BI__builtin_unreachable: { + if (SanOpts->Unreachable) { + SanitizerScope SanScope(this); + EmitCheck(Builder.getFalse(), "builtin_unreachable", + EmitCheckSourceLocation(E->getExprLoc()), + ArrayRef<llvm::Value *>(), CRK_Unrecoverable); + } else + Builder.CreateUnreachable(); + + // We do need to preserve an insertion point. + EmitBlock(createBasicBlock("unreachable.cont")); + + return RValue::get(nullptr); + } + + case Builtin::BI__builtin_powi: + case Builtin::BI__builtin_powif: + case Builtin::BI__builtin_powil: { + Value *Base = EmitScalarExpr(E->getArg(0)); + Value *Exponent = EmitScalarExpr(E->getArg(1)); + llvm::Type *ArgType = Base->getType(); + Value *F = CGM.getIntrinsic(Intrinsic::powi, ArgType); + return RValue::get(Builder.CreateCall2(F, Base, Exponent)); + } + + case Builtin::BI__builtin_isgreater: + case Builtin::BI__builtin_isgreaterequal: + case Builtin::BI__builtin_isless: + case Builtin::BI__builtin_islessequal: + case Builtin::BI__builtin_islessgreater: + case Builtin::BI__builtin_isunordered: { + // Ordered comparisons: we know the arguments to these are matching scalar + // floating point values. + Value *LHS = EmitScalarExpr(E->getArg(0)); + Value *RHS = EmitScalarExpr(E->getArg(1)); + + switch (BuiltinID) { + default: llvm_unreachable("Unknown ordered comparison"); + case Builtin::BI__builtin_isgreater: + LHS = Builder.CreateFCmpOGT(LHS, RHS, "cmp"); + break; + case Builtin::BI__builtin_isgreaterequal: + LHS = Builder.CreateFCmpOGE(LHS, RHS, "cmp"); + break; + case Builtin::BI__builtin_isless: + LHS = Builder.CreateFCmpOLT(LHS, RHS, "cmp"); + break; + case Builtin::BI__builtin_islessequal: + LHS = Builder.CreateFCmpOLE(LHS, RHS, "cmp"); + break; + case Builtin::BI__builtin_islessgreater: + LHS = Builder.CreateFCmpONE(LHS, RHS, "cmp"); + break; + case Builtin::BI__builtin_isunordered: + LHS = Builder.CreateFCmpUNO(LHS, RHS, "cmp"); + break; + } + // ZExt bool to int type. + return RValue::get(Builder.CreateZExt(LHS, ConvertType(E->getType()))); + } + case Builtin::BI__builtin_isnan: { + Value *V = EmitScalarExpr(E->getArg(0)); + V = Builder.CreateFCmpUNO(V, V, "cmp"); + return RValue::get(Builder.CreateZExt(V, ConvertType(E->getType()))); + } + + case Builtin::BI__builtin_isinf: { + // isinf(x) --> fabs(x) == infinity + Value *V = EmitScalarExpr(E->getArg(0)); + V = EmitFAbs(*this, V, E->getArg(0)->getType()); + + V = Builder.CreateFCmpOEQ(V, ConstantFP::getInfinity(V->getType()),"isinf"); + return RValue::get(Builder.CreateZExt(V, ConvertType(E->getType()))); + } + + // TODO: BI__builtin_isinf_sign + // isinf_sign(x) -> isinf(x) ? (signbit(x) ? -1 : 1) : 0 + + case Builtin::BI__builtin_isnormal: { + // isnormal(x) --> x == x && fabsf(x) < infinity && fabsf(x) >= float_min + Value *V = EmitScalarExpr(E->getArg(0)); + Value *Eq = Builder.CreateFCmpOEQ(V, V, "iseq"); + + Value *Abs = EmitFAbs(*this, V, E->getArg(0)->getType()); + Value *IsLessThanInf = + Builder.CreateFCmpULT(Abs, ConstantFP::getInfinity(V->getType()),"isinf"); + APFloat Smallest = APFloat::getSmallestNormalized( + getContext().getFloatTypeSemantics(E->getArg(0)->getType())); + Value *IsNormal = + Builder.CreateFCmpUGE(Abs, ConstantFP::get(V->getContext(), Smallest), + "isnormal"); + V = Builder.CreateAnd(Eq, IsLessThanInf, "and"); + V = Builder.CreateAnd(V, IsNormal, "and"); + return RValue::get(Builder.CreateZExt(V, ConvertType(E->getType()))); + } + + case Builtin::BI__builtin_isfinite: { + // isfinite(x) --> x == x && fabs(x) != infinity; + Value *V = EmitScalarExpr(E->getArg(0)); + Value *Eq = Builder.CreateFCmpOEQ(V, V, "iseq"); + + Value *Abs = EmitFAbs(*this, V, E->getArg(0)->getType()); + Value *IsNotInf = + Builder.CreateFCmpUNE(Abs, ConstantFP::getInfinity(V->getType()),"isinf"); + + V = Builder.CreateAnd(Eq, IsNotInf, "and"); + return RValue::get(Builder.CreateZExt(V, ConvertType(E->getType()))); + } + + case Builtin::BI__builtin_fpclassify: { + Value *V = EmitScalarExpr(E->getArg(5)); + llvm::Type *Ty = ConvertType(E->getArg(5)->getType()); + + // Create Result + BasicBlock *Begin = Builder.GetInsertBlock(); + BasicBlock *End = createBasicBlock("fpclassify_end", this->CurFn); + Builder.SetInsertPoint(End); + PHINode *Result = + Builder.CreatePHI(ConvertType(E->getArg(0)->getType()), 4, + "fpclassify_result"); + + // if (V==0) return FP_ZERO + Builder.SetInsertPoint(Begin); + Value *IsZero = Builder.CreateFCmpOEQ(V, Constant::getNullValue(Ty), + "iszero"); + Value *ZeroLiteral = EmitScalarExpr(E->getArg(4)); + BasicBlock *NotZero = createBasicBlock("fpclassify_not_zero", this->CurFn); + Builder.CreateCondBr(IsZero, End, NotZero); + Result->addIncoming(ZeroLiteral, Begin); + + // if (V != V) return FP_NAN + Builder.SetInsertPoint(NotZero); + Value *IsNan = Builder.CreateFCmpUNO(V, V, "cmp"); + Value *NanLiteral = EmitScalarExpr(E->getArg(0)); + BasicBlock *NotNan = createBasicBlock("fpclassify_not_nan", this->CurFn); + Builder.CreateCondBr(IsNan, End, NotNan); + Result->addIncoming(NanLiteral, NotZero); + + // if (fabs(V) == infinity) return FP_INFINITY + Builder.SetInsertPoint(NotNan); + Value *VAbs = EmitFAbs(*this, V, E->getArg(5)->getType()); + Value *IsInf = + Builder.CreateFCmpOEQ(VAbs, ConstantFP::getInfinity(V->getType()), + "isinf"); + Value *InfLiteral = EmitScalarExpr(E->getArg(1)); + BasicBlock *NotInf = createBasicBlock("fpclassify_not_inf", this->CurFn); + Builder.CreateCondBr(IsInf, End, NotInf); + Result->addIncoming(InfLiteral, NotNan); + + // if (fabs(V) >= MIN_NORMAL) return FP_NORMAL else FP_SUBNORMAL + Builder.SetInsertPoint(NotInf); + APFloat Smallest = APFloat::getSmallestNormalized( + getContext().getFloatTypeSemantics(E->getArg(5)->getType())); + Value *IsNormal = + Builder.CreateFCmpUGE(VAbs, ConstantFP::get(V->getContext(), Smallest), + "isnormal"); + Value *NormalResult = + Builder.CreateSelect(IsNormal, EmitScalarExpr(E->getArg(2)), + EmitScalarExpr(E->getArg(3))); + Builder.CreateBr(End); + Result->addIncoming(NormalResult, NotInf); + + // return Result + Builder.SetInsertPoint(End); + return RValue::get(Result); + } + + case Builtin::BIalloca: + case Builtin::BI_alloca: + case Builtin::BI__builtin_alloca: { + Value *Size = EmitScalarExpr(E->getArg(0)); + return RValue::get(Builder.CreateAlloca(Builder.getInt8Ty(), Size)); + } + case Builtin::BIbzero: + case Builtin::BI__builtin_bzero: { + std::pair<llvm::Value*, unsigned> Dest = + EmitPointerWithAlignment(E->getArg(0)); + Value *SizeVal = EmitScalarExpr(E->getArg(1)); + Builder.CreateMemSet(Dest.first, Builder.getInt8(0), SizeVal, + Dest.second, false); + return RValue::get(Dest.first); + } + case Builtin::BImemcpy: + case Builtin::BI__builtin_memcpy: { + std::pair<llvm::Value*, unsigned> Dest = + EmitPointerWithAlignment(E->getArg(0)); + std::pair<llvm::Value*, unsigned> Src = + EmitPointerWithAlignment(E->getArg(1)); + Value *SizeVal = EmitScalarExpr(E->getArg(2)); + unsigned Align = std::min(Dest.second, Src.second); + Builder.CreateMemCpy(Dest.first, Src.first, SizeVal, Align, false); + return RValue::get(Dest.first); + } + + case Builtin::BI__builtin___memcpy_chk: { + // fold __builtin_memcpy_chk(x, y, cst1, cst2) to memcpy iff cst1<=cst2. + llvm::APSInt Size, DstSize; + if (!E->getArg(2)->EvaluateAsInt(Size, CGM.getContext()) || + !E->getArg(3)->EvaluateAsInt(DstSize, CGM.getContext())) + break; + if (Size.ugt(DstSize)) + break; + std::pair<llvm::Value*, unsigned> Dest = + EmitPointerWithAlignment(E->getArg(0)); + std::pair<llvm::Value*, unsigned> Src = + EmitPointerWithAlignment(E->getArg(1)); + Value *SizeVal = llvm::ConstantInt::get(Builder.getContext(), Size); + unsigned Align = std::min(Dest.second, Src.second); + Builder.CreateMemCpy(Dest.first, Src.first, SizeVal, Align, false); + return RValue::get(Dest.first); + } + + case Builtin::BI__builtin_objc_memmove_collectable: { + Value *Address = EmitScalarExpr(E->getArg(0)); + Value *SrcAddr = EmitScalarExpr(E->getArg(1)); + Value *SizeVal = EmitScalarExpr(E->getArg(2)); + CGM.getObjCRuntime().EmitGCMemmoveCollectable(*this, + Address, SrcAddr, SizeVal); + return RValue::get(Address); + } + + case Builtin::BI__builtin___memmove_chk: { + // fold __builtin_memmove_chk(x, y, cst1, cst2) to memmove iff cst1<=cst2. + llvm::APSInt Size, DstSize; + if (!E->getArg(2)->EvaluateAsInt(Size, CGM.getContext()) || + !E->getArg(3)->EvaluateAsInt(DstSize, CGM.getContext())) + break; + if (Size.ugt(DstSize)) + break; + std::pair<llvm::Value*, unsigned> Dest = + EmitPointerWithAlignment(E->getArg(0)); + std::pair<llvm::Value*, unsigned> Src = + EmitPointerWithAlignment(E->getArg(1)); + Value *SizeVal = llvm::ConstantInt::get(Builder.getContext(), Size); + unsigned Align = std::min(Dest.second, Src.second); + Builder.CreateMemMove(Dest.first, Src.first, SizeVal, Align, false); + return RValue::get(Dest.first); + } + + case Builtin::BImemmove: + case Builtin::BI__builtin_memmove: { + std::pair<llvm::Value*, unsigned> Dest = + EmitPointerWithAlignment(E->getArg(0)); + std::pair<llvm::Value*, unsigned> Src = + EmitPointerWithAlignment(E->getArg(1)); + Value *SizeVal = EmitScalarExpr(E->getArg(2)); + unsigned Align = std::min(Dest.second, Src.second); + Builder.CreateMemMove(Dest.first, Src.first, SizeVal, Align, false); + return RValue::get(Dest.first); + } + case Builtin::BImemset: + case Builtin::BI__builtin_memset: { + std::pair<llvm::Value*, unsigned> Dest = + EmitPointerWithAlignment(E->getArg(0)); + Value *ByteVal = Builder.CreateTrunc(EmitScalarExpr(E->getArg(1)), + Builder.getInt8Ty()); + Value *SizeVal = EmitScalarExpr(E->getArg(2)); + Builder.CreateMemSet(Dest.first, ByteVal, SizeVal, Dest.second, false); + return RValue::get(Dest.first); + } + case Builtin::BI__builtin___memset_chk: { + // fold __builtin_memset_chk(x, y, cst1, cst2) to memset iff cst1<=cst2. + llvm::APSInt Size, DstSize; + if (!E->getArg(2)->EvaluateAsInt(Size, CGM.getContext()) || + !E->getArg(3)->EvaluateAsInt(DstSize, CGM.getContext())) + break; + if (Size.ugt(DstSize)) + break; + std::pair<llvm::Value*, unsigned> Dest = + EmitPointerWithAlignment(E->getArg(0)); + Value *ByteVal = Builder.CreateTrunc(EmitScalarExpr(E->getArg(1)), + Builder.getInt8Ty()); + Value *SizeVal = llvm::ConstantInt::get(Builder.getContext(), Size); + Builder.CreateMemSet(Dest.first, ByteVal, SizeVal, Dest.second, false); + return RValue::get(Dest.first); + } + case Builtin::BI__builtin_dwarf_cfa: { + // The offset in bytes from the first argument to the CFA. + // + // Why on earth is this in the frontend? Is there any reason at + // all that the backend can't reasonably determine this while + // lowering llvm.eh.dwarf.cfa()? + // + // TODO: If there's a satisfactory reason, add a target hook for + // this instead of hard-coding 0, which is correct for most targets. + int32_t Offset = 0; + + Value *F = CGM.getIntrinsic(Intrinsic::eh_dwarf_cfa); + return RValue::get(Builder.CreateCall(F, + llvm::ConstantInt::get(Int32Ty, Offset))); + } + case Builtin::BI__builtin_return_address: { + Value *Depth = EmitScalarExpr(E->getArg(0)); + Depth = Builder.CreateIntCast(Depth, Int32Ty, false); + Value *F = CGM.getIntrinsic(Intrinsic::returnaddress); + return RValue::get(Builder.CreateCall(F, Depth)); + } + case Builtin::BI__builtin_frame_address: { + Value *Depth = EmitScalarExpr(E->getArg(0)); + Depth = Builder.CreateIntCast(Depth, Int32Ty, false); + Value *F = CGM.getIntrinsic(Intrinsic::frameaddress); + return RValue::get(Builder.CreateCall(F, Depth)); + } + case Builtin::BI__builtin_extract_return_addr: { + Value *Address = EmitScalarExpr(E->getArg(0)); + Value *Result = getTargetHooks().decodeReturnAddress(*this, Address); + return RValue::get(Result); + } + case Builtin::BI__builtin_frob_return_addr: { + Value *Address = EmitScalarExpr(E->getArg(0)); + Value *Result = getTargetHooks().encodeReturnAddress(*this, Address); + return RValue::get(Result); + } + case Builtin::BI__builtin_dwarf_sp_column: { + llvm::IntegerType *Ty + = cast<llvm::IntegerType>(ConvertType(E->getType())); + int Column = getTargetHooks().getDwarfEHStackPointer(CGM); + if (Column == -1) { + CGM.ErrorUnsupported(E, "__builtin_dwarf_sp_column"); + return RValue::get(llvm::UndefValue::get(Ty)); + } + return RValue::get(llvm::ConstantInt::get(Ty, Column, true)); + } + case Builtin::BI__builtin_init_dwarf_reg_size_table: { + Value *Address = EmitScalarExpr(E->getArg(0)); + if (getTargetHooks().initDwarfEHRegSizeTable(*this, Address)) + CGM.ErrorUnsupported(E, "__builtin_init_dwarf_reg_size_table"); + return RValue::get(llvm::UndefValue::get(ConvertType(E->getType()))); + } + case Builtin::BI__builtin_eh_return: { + Value *Int = EmitScalarExpr(E->getArg(0)); + Value *Ptr = EmitScalarExpr(E->getArg(1)); + + llvm::IntegerType *IntTy = cast<llvm::IntegerType>(Int->getType()); + assert((IntTy->getBitWidth() == 32 || IntTy->getBitWidth() == 64) && + "LLVM's __builtin_eh_return only supports 32- and 64-bit variants"); + Value *F = CGM.getIntrinsic(IntTy->getBitWidth() == 32 + ? Intrinsic::eh_return_i32 + : Intrinsic::eh_return_i64); + Builder.CreateCall2(F, Int, Ptr); + Builder.CreateUnreachable(); + + // We do need to preserve an insertion point. + EmitBlock(createBasicBlock("builtin_eh_return.cont")); + + return RValue::get(nullptr); + } + case Builtin::BI__builtin_unwind_init: { + Value *F = CGM.getIntrinsic(Intrinsic::eh_unwind_init); + return RValue::get(Builder.CreateCall(F)); + } + case Builtin::BI__builtin_extend_pointer: { + // Extends a pointer to the size of an _Unwind_Word, which is + // uint64_t on all platforms. Generally this gets poked into a + // register and eventually used as an address, so if the + // addressing registers are wider than pointers and the platform + // doesn't implicitly ignore high-order bits when doing + // addressing, we need to make sure we zext / sext based on + // the platform's expectations. + // + // See: http://gcc.gnu.org/ml/gcc-bugs/2002-02/msg00237.html + + // Cast the pointer to intptr_t. + Value *Ptr = EmitScalarExpr(E->getArg(0)); + Value *Result = Builder.CreatePtrToInt(Ptr, IntPtrTy, "extend.cast"); + + // If that's 64 bits, we're done. + if (IntPtrTy->getBitWidth() == 64) + return RValue::get(Result); + + // Otherwise, ask the codegen data what to do. + if (getTargetHooks().extendPointerWithSExt()) + return RValue::get(Builder.CreateSExt(Result, Int64Ty, "extend.sext")); + else + return RValue::get(Builder.CreateZExt(Result, Int64Ty, "extend.zext")); + } + case Builtin::BI__builtin_setjmp: { + // Buffer is a void**. + Value *Buf = EmitScalarExpr(E->getArg(0)); + + // Store the frame pointer to the setjmp buffer. + Value *FrameAddr = + Builder.CreateCall(CGM.getIntrinsic(Intrinsic::frameaddress), + ConstantInt::get(Int32Ty, 0)); + Builder.CreateStore(FrameAddr, Buf); + + // Store the stack pointer to the setjmp buffer. + Value *StackAddr = + Builder.CreateCall(CGM.getIntrinsic(Intrinsic::stacksave)); + Value *StackSaveSlot = + Builder.CreateGEP(Buf, ConstantInt::get(Int32Ty, 2)); + Builder.CreateStore(StackAddr, StackSaveSlot); + + // Call LLVM's EH setjmp, which is lightweight. + Value *F = CGM.getIntrinsic(Intrinsic::eh_sjlj_setjmp); + Buf = Builder.CreateBitCast(Buf, Int8PtrTy); + return RValue::get(Builder.CreateCall(F, Buf)); + } + case Builtin::BI__builtin_longjmp: { + Value *Buf = EmitScalarExpr(E->getArg(0)); + Buf = Builder.CreateBitCast(Buf, Int8PtrTy); + + // Call LLVM's EH longjmp, which is lightweight. + Builder.CreateCall(CGM.getIntrinsic(Intrinsic::eh_sjlj_longjmp), Buf); + + // longjmp doesn't return; mark this as unreachable. + Builder.CreateUnreachable(); + + // We do need to preserve an insertion point. + EmitBlock(createBasicBlock("longjmp.cont")); + + return RValue::get(nullptr); + } + case Builtin::BI__sync_fetch_and_add: + case Builtin::BI__sync_fetch_and_sub: + case Builtin::BI__sync_fetch_and_or: + case Builtin::BI__sync_fetch_and_and: + case Builtin::BI__sync_fetch_and_xor: + case Builtin::BI__sync_add_and_fetch: + case Builtin::BI__sync_sub_and_fetch: + case Builtin::BI__sync_and_and_fetch: + case Builtin::BI__sync_or_and_fetch: + case Builtin::BI__sync_xor_and_fetch: + case Builtin::BI__sync_val_compare_and_swap: + case Builtin::BI__sync_bool_compare_and_swap: + case Builtin::BI__sync_lock_test_and_set: + case Builtin::BI__sync_lock_release: + case Builtin::BI__sync_swap: + llvm_unreachable("Shouldn't make it through sema"); + case Builtin::BI__sync_fetch_and_add_1: + case Builtin::BI__sync_fetch_and_add_2: + case Builtin::BI__sync_fetch_and_add_4: + case Builtin::BI__sync_fetch_and_add_8: + case Builtin::BI__sync_fetch_and_add_16: + return EmitBinaryAtomic(*this, llvm::AtomicRMWInst::Add, E); + case Builtin::BI__sync_fetch_and_sub_1: + case Builtin::BI__sync_fetch_and_sub_2: + case Builtin::BI__sync_fetch_and_sub_4: + case Builtin::BI__sync_fetch_and_sub_8: + case Builtin::BI__sync_fetch_and_sub_16: + return EmitBinaryAtomic(*this, llvm::AtomicRMWInst::Sub, E); + case Builtin::BI__sync_fetch_and_or_1: + case Builtin::BI__sync_fetch_and_or_2: + case Builtin::BI__sync_fetch_and_or_4: + case Builtin::BI__sync_fetch_and_or_8: + case Builtin::BI__sync_fetch_and_or_16: + return EmitBinaryAtomic(*this, llvm::AtomicRMWInst::Or, E); + case Builtin::BI__sync_fetch_and_and_1: + case Builtin::BI__sync_fetch_and_and_2: + case Builtin::BI__sync_fetch_and_and_4: + case Builtin::BI__sync_fetch_and_and_8: + case Builtin::BI__sync_fetch_and_and_16: + return EmitBinaryAtomic(*this, llvm::AtomicRMWInst::And, E); + case Builtin::BI__sync_fetch_and_xor_1: + case Builtin::BI__sync_fetch_and_xor_2: + case Builtin::BI__sync_fetch_and_xor_4: + case Builtin::BI__sync_fetch_and_xor_8: + case Builtin::BI__sync_fetch_and_xor_16: + return EmitBinaryAtomic(*this, llvm::AtomicRMWInst::Xor, E); + + // Clang extensions: not overloaded yet. + case Builtin::BI__sync_fetch_and_min: + return EmitBinaryAtomic(*this, llvm::AtomicRMWInst::Min, E); + case Builtin::BI__sync_fetch_and_max: + return EmitBinaryAtomic(*this, llvm::AtomicRMWInst::Max, E); + case Builtin::BI__sync_fetch_and_umin: + return EmitBinaryAtomic(*this, llvm::AtomicRMWInst::UMin, E); + case Builtin::BI__sync_fetch_and_umax: + return EmitBinaryAtomic(*this, llvm::AtomicRMWInst::UMax, E); + + case Builtin::BI__sync_add_and_fetch_1: + case Builtin::BI__sync_add_and_fetch_2: + case Builtin::BI__sync_add_and_fetch_4: + case Builtin::BI__sync_add_and_fetch_8: + case Builtin::BI__sync_add_and_fetch_16: + return EmitBinaryAtomicPost(*this, llvm::AtomicRMWInst::Add, E, + llvm::Instruction::Add); + case Builtin::BI__sync_sub_and_fetch_1: + case Builtin::BI__sync_sub_and_fetch_2: + case Builtin::BI__sync_sub_and_fetch_4: + case Builtin::BI__sync_sub_and_fetch_8: + case Builtin::BI__sync_sub_and_fetch_16: + return EmitBinaryAtomicPost(*this, llvm::AtomicRMWInst::Sub, E, + llvm::Instruction::Sub); + case Builtin::BI__sync_and_and_fetch_1: + case Builtin::BI__sync_and_and_fetch_2: + case Builtin::BI__sync_and_and_fetch_4: + case Builtin::BI__sync_and_and_fetch_8: + case Builtin::BI__sync_and_and_fetch_16: + return EmitBinaryAtomicPost(*this, llvm::AtomicRMWInst::And, E, + llvm::Instruction::And); + case Builtin::BI__sync_or_and_fetch_1: + case Builtin::BI__sync_or_and_fetch_2: + case Builtin::BI__sync_or_and_fetch_4: + case Builtin::BI__sync_or_and_fetch_8: + case Builtin::BI__sync_or_and_fetch_16: + return EmitBinaryAtomicPost(*this, llvm::AtomicRMWInst::Or, E, + llvm::Instruction::Or); + case Builtin::BI__sync_xor_and_fetch_1: + case Builtin::BI__sync_xor_and_fetch_2: + case Builtin::BI__sync_xor_and_fetch_4: + case Builtin::BI__sync_xor_and_fetch_8: + case Builtin::BI__sync_xor_and_fetch_16: + return EmitBinaryAtomicPost(*this, llvm::AtomicRMWInst::Xor, E, + llvm::Instruction::Xor); + + case Builtin::BI__sync_val_compare_and_swap_1: + case Builtin::BI__sync_val_compare_and_swap_2: + case Builtin::BI__sync_val_compare_and_swap_4: + case Builtin::BI__sync_val_compare_and_swap_8: + case Builtin::BI__sync_val_compare_and_swap_16: { + QualType T = E->getType(); + llvm::Value *DestPtr = EmitScalarExpr(E->getArg(0)); + unsigned AddrSpace = DestPtr->getType()->getPointerAddressSpace(); + + llvm::IntegerType *IntType = + llvm::IntegerType::get(getLLVMContext(), + getContext().getTypeSize(T)); + llvm::Type *IntPtrType = IntType->getPointerTo(AddrSpace); + + Value *Args[3]; + Args[0] = Builder.CreateBitCast(DestPtr, IntPtrType); + Args[1] = EmitScalarExpr(E->getArg(1)); + llvm::Type *ValueType = Args[1]->getType(); + Args[1] = EmitToInt(*this, Args[1], T, IntType); + Args[2] = EmitToInt(*this, EmitScalarExpr(E->getArg(2)), T, IntType); + + Value *Result = Builder.CreateAtomicCmpXchg(Args[0], Args[1], Args[2], + llvm::SequentiallyConsistent, + llvm::SequentiallyConsistent); + Result = Builder.CreateExtractValue(Result, 0); + Result = EmitFromInt(*this, Result, T, ValueType); + return RValue::get(Result); + } + + case Builtin::BI__sync_bool_compare_and_swap_1: + case Builtin::BI__sync_bool_compare_and_swap_2: + case Builtin::BI__sync_bool_compare_and_swap_4: + case Builtin::BI__sync_bool_compare_and_swap_8: + case Builtin::BI__sync_bool_compare_and_swap_16: { + QualType T = E->getArg(1)->getType(); + llvm::Value *DestPtr = EmitScalarExpr(E->getArg(0)); + unsigned AddrSpace = DestPtr->getType()->getPointerAddressSpace(); + + llvm::IntegerType *IntType = + llvm::IntegerType::get(getLLVMContext(), + getContext().getTypeSize(T)); + llvm::Type *IntPtrType = IntType->getPointerTo(AddrSpace); + + Value *Args[3]; + Args[0] = Builder.CreateBitCast(DestPtr, IntPtrType); + Args[1] = EmitToInt(*this, EmitScalarExpr(E->getArg(1)), T, IntType); + Args[2] = EmitToInt(*this, EmitScalarExpr(E->getArg(2)), T, IntType); + + Value *Pair = Builder.CreateAtomicCmpXchg(Args[0], Args[1], Args[2], + llvm::SequentiallyConsistent, + llvm::SequentiallyConsistent); + Value *Result = Builder.CreateExtractValue(Pair, 1); + // zext bool to int. + Result = Builder.CreateZExt(Result, ConvertType(E->getType())); + return RValue::get(Result); + } + + case Builtin::BI__sync_swap_1: + case Builtin::BI__sync_swap_2: + case Builtin::BI__sync_swap_4: + case Builtin::BI__sync_swap_8: + case Builtin::BI__sync_swap_16: + return EmitBinaryAtomic(*this, llvm::AtomicRMWInst::Xchg, E); + + case Builtin::BI__sync_lock_test_and_set_1: + case Builtin::BI__sync_lock_test_and_set_2: + case Builtin::BI__sync_lock_test_and_set_4: + case Builtin::BI__sync_lock_test_and_set_8: + case Builtin::BI__sync_lock_test_and_set_16: + return EmitBinaryAtomic(*this, llvm::AtomicRMWInst::Xchg, E); + + case Builtin::BI__sync_lock_release_1: + case Builtin::BI__sync_lock_release_2: + case Builtin::BI__sync_lock_release_4: + case Builtin::BI__sync_lock_release_8: + case Builtin::BI__sync_lock_release_16: { + Value *Ptr = EmitScalarExpr(E->getArg(0)); + QualType ElTy = E->getArg(0)->getType()->getPointeeType(); + CharUnits StoreSize = getContext().getTypeSizeInChars(ElTy); + llvm::Type *ITy = llvm::IntegerType::get(getLLVMContext(), + StoreSize.getQuantity() * 8); + Ptr = Builder.CreateBitCast(Ptr, ITy->getPointerTo()); + llvm::StoreInst *Store = + Builder.CreateStore(llvm::Constant::getNullValue(ITy), Ptr); + Store->setAlignment(StoreSize.getQuantity()); + Store->setAtomic(llvm::Release); + return RValue::get(nullptr); + } + + case Builtin::BI__sync_synchronize: { + // We assume this is supposed to correspond to a C++0x-style + // sequentially-consistent fence (i.e. this is only usable for + // synchonization, not device I/O or anything like that). This intrinsic + // is really badly designed in the sense that in theory, there isn't + // any way to safely use it... but in practice, it mostly works + // to use it with non-atomic loads and stores to get acquire/release + // semantics. + Builder.CreateFence(llvm::SequentiallyConsistent); + return RValue::get(nullptr); + } + + case Builtin::BI__c11_atomic_is_lock_free: + case Builtin::BI__atomic_is_lock_free: { + // Call "bool __atomic_is_lock_free(size_t size, void *ptr)". For the + // __c11 builtin, ptr is 0 (indicating a properly-aligned object), since + // _Atomic(T) is always properly-aligned. + const char *LibCallName = "__atomic_is_lock_free"; + CallArgList Args; + Args.add(RValue::get(EmitScalarExpr(E->getArg(0))), + getContext().getSizeType()); + if (BuiltinID == Builtin::BI__atomic_is_lock_free) + Args.add(RValue::get(EmitScalarExpr(E->getArg(1))), + getContext().VoidPtrTy); + else + Args.add(RValue::get(llvm::Constant::getNullValue(VoidPtrTy)), + getContext().VoidPtrTy); + const CGFunctionInfo &FuncInfo = + CGM.getTypes().arrangeFreeFunctionCall(E->getType(), Args, + FunctionType::ExtInfo(), + RequiredArgs::All); + llvm::FunctionType *FTy = CGM.getTypes().GetFunctionType(FuncInfo); + llvm::Constant *Func = CGM.CreateRuntimeFunction(FTy, LibCallName); + return EmitCall(FuncInfo, Func, ReturnValueSlot(), Args); + } + + case Builtin::BI__atomic_test_and_set: { + // Look at the argument type to determine whether this is a volatile + // operation. The parameter type is always volatile. + QualType PtrTy = E->getArg(0)->IgnoreImpCasts()->getType(); + bool Volatile = + PtrTy->castAs<PointerType>()->getPointeeType().isVolatileQualified(); + + Value *Ptr = EmitScalarExpr(E->getArg(0)); + unsigned AddrSpace = Ptr->getType()->getPointerAddressSpace(); + Ptr = Builder.CreateBitCast(Ptr, Int8Ty->getPointerTo(AddrSpace)); + Value *NewVal = Builder.getInt8(1); + Value *Order = EmitScalarExpr(E->getArg(1)); + if (isa<llvm::ConstantInt>(Order)) { + int ord = cast<llvm::ConstantInt>(Order)->getZExtValue(); + AtomicRMWInst *Result = nullptr; + switch (ord) { + case 0: // memory_order_relaxed + default: // invalid order + Result = Builder.CreateAtomicRMW(llvm::AtomicRMWInst::Xchg, + Ptr, NewVal, + llvm::Monotonic); + break; + case 1: // memory_order_consume + case 2: // memory_order_acquire + Result = Builder.CreateAtomicRMW(llvm::AtomicRMWInst::Xchg, + Ptr, NewVal, + llvm::Acquire); + break; + case 3: // memory_order_release + Result = Builder.CreateAtomicRMW(llvm::AtomicRMWInst::Xchg, + Ptr, NewVal, + llvm::Release); + break; + case 4: // memory_order_acq_rel + Result = Builder.CreateAtomicRMW(llvm::AtomicRMWInst::Xchg, + Ptr, NewVal, + llvm::AcquireRelease); + break; + case 5: // memory_order_seq_cst + Result = Builder.CreateAtomicRMW(llvm::AtomicRMWInst::Xchg, + Ptr, NewVal, + llvm::SequentiallyConsistent); + break; + } + Result->setVolatile(Volatile); + return RValue::get(Builder.CreateIsNotNull(Result, "tobool")); + } + + llvm::BasicBlock *ContBB = createBasicBlock("atomic.continue", CurFn); + + llvm::BasicBlock *BBs[5] = { + createBasicBlock("monotonic", CurFn), + createBasicBlock("acquire", CurFn), + createBasicBlock("release", CurFn), + createBasicBlock("acqrel", CurFn), + createBasicBlock("seqcst", CurFn) + }; + llvm::AtomicOrdering Orders[5] = { + llvm::Monotonic, llvm::Acquire, llvm::Release, + llvm::AcquireRelease, llvm::SequentiallyConsistent + }; + + Order = Builder.CreateIntCast(Order, Builder.getInt32Ty(), false); + llvm::SwitchInst *SI = Builder.CreateSwitch(Order, BBs[0]); + + Builder.SetInsertPoint(ContBB); + PHINode *Result = Builder.CreatePHI(Int8Ty, 5, "was_set"); + + for (unsigned i = 0; i < 5; ++i) { + Builder.SetInsertPoint(BBs[i]); + AtomicRMWInst *RMW = Builder.CreateAtomicRMW(llvm::AtomicRMWInst::Xchg, + Ptr, NewVal, Orders[i]); + RMW->setVolatile(Volatile); + Result->addIncoming(RMW, BBs[i]); + Builder.CreateBr(ContBB); + } + + SI->addCase(Builder.getInt32(0), BBs[0]); + SI->addCase(Builder.getInt32(1), BBs[1]); + SI->addCase(Builder.getInt32(2), BBs[1]); + SI->addCase(Builder.getInt32(3), BBs[2]); + SI->addCase(Builder.getInt32(4), BBs[3]); + SI->addCase(Builder.getInt32(5), BBs[4]); + + Builder.SetInsertPoint(ContBB); + return RValue::get(Builder.CreateIsNotNull(Result, "tobool")); + } + + case Builtin::BI__atomic_clear: { + QualType PtrTy = E->getArg(0)->IgnoreImpCasts()->getType(); + bool Volatile = + PtrTy->castAs<PointerType>()->getPointeeType().isVolatileQualified(); + + Value *Ptr = EmitScalarExpr(E->getArg(0)); + unsigned AddrSpace = Ptr->getType()->getPointerAddressSpace(); + Ptr = Builder.CreateBitCast(Ptr, Int8Ty->getPointerTo(AddrSpace)); + Value *NewVal = Builder.getInt8(0); + Value *Order = EmitScalarExpr(E->getArg(1)); + if (isa<llvm::ConstantInt>(Order)) { + int ord = cast<llvm::ConstantInt>(Order)->getZExtValue(); + StoreInst *Store = Builder.CreateStore(NewVal, Ptr, Volatile); + Store->setAlignment(1); + switch (ord) { + case 0: // memory_order_relaxed + default: // invalid order + Store->setOrdering(llvm::Monotonic); + break; + case 3: // memory_order_release + Store->setOrdering(llvm::Release); + break; + case 5: // memory_order_seq_cst + Store->setOrdering(llvm::SequentiallyConsistent); + break; + } + return RValue::get(nullptr); + } + + llvm::BasicBlock *ContBB = createBasicBlock("atomic.continue", CurFn); + + llvm::BasicBlock *BBs[3] = { + createBasicBlock("monotonic", CurFn), + createBasicBlock("release", CurFn), + createBasicBlock("seqcst", CurFn) + }; + llvm::AtomicOrdering Orders[3] = { + llvm::Monotonic, llvm::Release, llvm::SequentiallyConsistent + }; + + Order = Builder.CreateIntCast(Order, Builder.getInt32Ty(), false); + llvm::SwitchInst *SI = Builder.CreateSwitch(Order, BBs[0]); + + for (unsigned i = 0; i < 3; ++i) { + Builder.SetInsertPoint(BBs[i]); + StoreInst *Store = Builder.CreateStore(NewVal, Ptr, Volatile); + Store->setAlignment(1); + Store->setOrdering(Orders[i]); + Builder.CreateBr(ContBB); + } + + SI->addCase(Builder.getInt32(0), BBs[0]); + SI->addCase(Builder.getInt32(3), BBs[1]); + SI->addCase(Builder.getInt32(5), BBs[2]); + + Builder.SetInsertPoint(ContBB); + return RValue::get(nullptr); + } + + case Builtin::BI__atomic_thread_fence: + case Builtin::BI__atomic_signal_fence: + case Builtin::BI__c11_atomic_thread_fence: + case Builtin::BI__c11_atomic_signal_fence: { + llvm::SynchronizationScope Scope; + if (BuiltinID == Builtin::BI__atomic_signal_fence || + BuiltinID == Builtin::BI__c11_atomic_signal_fence) + Scope = llvm::SingleThread; + else + Scope = llvm::CrossThread; + Value *Order = EmitScalarExpr(E->getArg(0)); + if (isa<llvm::ConstantInt>(Order)) { + int ord = cast<llvm::ConstantInt>(Order)->getZExtValue(); + switch (ord) { + case 0: // memory_order_relaxed + default: // invalid order + break; + case 1: // memory_order_consume + case 2: // memory_order_acquire + Builder.CreateFence(llvm::Acquire, Scope); + break; + case 3: // memory_order_release + Builder.CreateFence(llvm::Release, Scope); + break; + case 4: // memory_order_acq_rel + Builder.CreateFence(llvm::AcquireRelease, Scope); + break; + case 5: // memory_order_seq_cst + Builder.CreateFence(llvm::SequentiallyConsistent, Scope); + break; + } + return RValue::get(nullptr); + } + + llvm::BasicBlock *AcquireBB, *ReleaseBB, *AcqRelBB, *SeqCstBB; + AcquireBB = createBasicBlock("acquire", CurFn); + ReleaseBB = createBasicBlock("release", CurFn); + AcqRelBB = createBasicBlock("acqrel", CurFn); + SeqCstBB = createBasicBlock("seqcst", CurFn); + llvm::BasicBlock *ContBB = createBasicBlock("atomic.continue", CurFn); + + Order = Builder.CreateIntCast(Order, Builder.getInt32Ty(), false); + llvm::SwitchInst *SI = Builder.CreateSwitch(Order, ContBB); + + Builder.SetInsertPoint(AcquireBB); + Builder.CreateFence(llvm::Acquire, Scope); + Builder.CreateBr(ContBB); + SI->addCase(Builder.getInt32(1), AcquireBB); + SI->addCase(Builder.getInt32(2), AcquireBB); + + Builder.SetInsertPoint(ReleaseBB); + Builder.CreateFence(llvm::Release, Scope); + Builder.CreateBr(ContBB); + SI->addCase(Builder.getInt32(3), ReleaseBB); + + Builder.SetInsertPoint(AcqRelBB); + Builder.CreateFence(llvm::AcquireRelease, Scope); + Builder.CreateBr(ContBB); + SI->addCase(Builder.getInt32(4), AcqRelBB); + + Builder.SetInsertPoint(SeqCstBB); + Builder.CreateFence(llvm::SequentiallyConsistent, Scope); + Builder.CreateBr(ContBB); + SI->addCase(Builder.getInt32(5), SeqCstBB); + + Builder.SetInsertPoint(ContBB); + return RValue::get(nullptr); + } + + // Library functions with special handling. + case Builtin::BIsqrt: + case Builtin::BIsqrtf: + case Builtin::BIsqrtl: { + // Transform a call to sqrt* into a @llvm.sqrt.* intrinsic call, but only + // in finite- or unsafe-math mode (the intrinsic has different semantics + // for handling negative numbers compared to the library function, so + // -fmath-errno=0 is not enough). + if (!FD->hasAttr<ConstAttr>()) + break; + if (!(CGM.getCodeGenOpts().UnsafeFPMath || + CGM.getCodeGenOpts().NoNaNsFPMath)) + break; + Value *Arg0 = EmitScalarExpr(E->getArg(0)); + llvm::Type *ArgType = Arg0->getType(); + Value *F = CGM.getIntrinsic(Intrinsic::sqrt, ArgType); + return RValue::get(Builder.CreateCall(F, Arg0)); + } + + case Builtin::BIpow: + case Builtin::BIpowf: + case Builtin::BIpowl: { + // Transform a call to pow* into a @llvm.pow.* intrinsic call. + if (!FD->hasAttr<ConstAttr>()) + break; + Value *Base = EmitScalarExpr(E->getArg(0)); + Value *Exponent = EmitScalarExpr(E->getArg(1)); + llvm::Type *ArgType = Base->getType(); + Value *F = CGM.getIntrinsic(Intrinsic::pow, ArgType); + return RValue::get(Builder.CreateCall2(F, Base, Exponent)); + } + + case Builtin::BIfma: + case Builtin::BIfmaf: + case Builtin::BIfmal: + case Builtin::BI__builtin_fma: + case Builtin::BI__builtin_fmaf: + case Builtin::BI__builtin_fmal: { + // Rewrite fma to intrinsic. + Value *FirstArg = EmitScalarExpr(E->getArg(0)); + llvm::Type *ArgType = FirstArg->getType(); + Value *F = CGM.getIntrinsic(Intrinsic::fma, ArgType); + return RValue::get(Builder.CreateCall3(F, FirstArg, + EmitScalarExpr(E->getArg(1)), + EmitScalarExpr(E->getArg(2)))); + } + + case Builtin::BI__builtin_signbit: + case Builtin::BI__builtin_signbitf: + case Builtin::BI__builtin_signbitl: { + LLVMContext &C = CGM.getLLVMContext(); + + Value *Arg = EmitScalarExpr(E->getArg(0)); + llvm::Type *ArgTy = Arg->getType(); + if (ArgTy->isPPC_FP128Ty()) + break; // FIXME: I'm not sure what the right implementation is here. + int ArgWidth = ArgTy->getPrimitiveSizeInBits(); + llvm::Type *ArgIntTy = llvm::IntegerType::get(C, ArgWidth); + Value *BCArg = Builder.CreateBitCast(Arg, ArgIntTy); + Value *ZeroCmp = llvm::Constant::getNullValue(ArgIntTy); + Value *Result = Builder.CreateICmpSLT(BCArg, ZeroCmp); + return RValue::get(Builder.CreateZExt(Result, ConvertType(E->getType()))); + } + case Builtin::BI__builtin_annotation: { + llvm::Value *AnnVal = EmitScalarExpr(E->getArg(0)); + llvm::Value *F = CGM.getIntrinsic(llvm::Intrinsic::annotation, + AnnVal->getType()); + + // Get the annotation string, go through casts. Sema requires this to be a + // non-wide string literal, potentially casted, so the cast<> is safe. + const Expr *AnnotationStrExpr = E->getArg(1)->IgnoreParenCasts(); + StringRef Str = cast<StringLiteral>(AnnotationStrExpr)->getString(); + return RValue::get(EmitAnnotationCall(F, AnnVal, Str, E->getExprLoc())); + } + case Builtin::BI__builtin_addcb: + case Builtin::BI__builtin_addcs: + case Builtin::BI__builtin_addc: + case Builtin::BI__builtin_addcl: + case Builtin::BI__builtin_addcll: + case Builtin::BI__builtin_subcb: + case Builtin::BI__builtin_subcs: + case Builtin::BI__builtin_subc: + case Builtin::BI__builtin_subcl: + case Builtin::BI__builtin_subcll: { + + // We translate all of these builtins from expressions of the form: + // int x = ..., y = ..., carryin = ..., carryout, result; + // result = __builtin_addc(x, y, carryin, &carryout); + // + // to LLVM IR of the form: + // + // %tmp1 = call {i32, i1} @llvm.uadd.with.overflow.i32(i32 %x, i32 %y) + // %tmpsum1 = extractvalue {i32, i1} %tmp1, 0 + // %carry1 = extractvalue {i32, i1} %tmp1, 1 + // %tmp2 = call {i32, i1} @llvm.uadd.with.overflow.i32(i32 %tmpsum1, + // i32 %carryin) + // %result = extractvalue {i32, i1} %tmp2, 0 + // %carry2 = extractvalue {i32, i1} %tmp2, 1 + // %tmp3 = or i1 %carry1, %carry2 + // %tmp4 = zext i1 %tmp3 to i32 + // store i32 %tmp4, i32* %carryout + + // Scalarize our inputs. + llvm::Value *X = EmitScalarExpr(E->getArg(0)); + llvm::Value *Y = EmitScalarExpr(E->getArg(1)); + llvm::Value *Carryin = EmitScalarExpr(E->getArg(2)); + std::pair<llvm::Value*, unsigned> CarryOutPtr = + EmitPointerWithAlignment(E->getArg(3)); + + // Decide if we are lowering to a uadd.with.overflow or usub.with.overflow. + llvm::Intrinsic::ID IntrinsicId; + switch (BuiltinID) { + default: llvm_unreachable("Unknown multiprecision builtin id."); + case Builtin::BI__builtin_addcb: + case Builtin::BI__builtin_addcs: + case Builtin::BI__builtin_addc: + case Builtin::BI__builtin_addcl: + case Builtin::BI__builtin_addcll: + IntrinsicId = llvm::Intrinsic::uadd_with_overflow; + break; + case Builtin::BI__builtin_subcb: + case Builtin::BI__builtin_subcs: + case Builtin::BI__builtin_subc: + case Builtin::BI__builtin_subcl: + case Builtin::BI__builtin_subcll: + IntrinsicId = llvm::Intrinsic::usub_with_overflow; + break; + } + + // Construct our resulting LLVM IR expression. + llvm::Value *Carry1; + llvm::Value *Sum1 = EmitOverflowIntrinsic(*this, IntrinsicId, + X, Y, Carry1); + llvm::Value *Carry2; + llvm::Value *Sum2 = EmitOverflowIntrinsic(*this, IntrinsicId, + Sum1, Carryin, Carry2); + llvm::Value *CarryOut = Builder.CreateZExt(Builder.CreateOr(Carry1, Carry2), + X->getType()); + llvm::StoreInst *CarryOutStore = Builder.CreateStore(CarryOut, + CarryOutPtr.first); + CarryOutStore->setAlignment(CarryOutPtr.second); + return RValue::get(Sum2); + } + case Builtin::BI__builtin_uadd_overflow: + case Builtin::BI__builtin_uaddl_overflow: + case Builtin::BI__builtin_uaddll_overflow: + case Builtin::BI__builtin_usub_overflow: + case Builtin::BI__builtin_usubl_overflow: + case Builtin::BI__builtin_usubll_overflow: + case Builtin::BI__builtin_umul_overflow: + case Builtin::BI__builtin_umull_overflow: + case Builtin::BI__builtin_umulll_overflow: + case Builtin::BI__builtin_sadd_overflow: + case Builtin::BI__builtin_saddl_overflow: + case Builtin::BI__builtin_saddll_overflow: + case Builtin::BI__builtin_ssub_overflow: + case Builtin::BI__builtin_ssubl_overflow: + case Builtin::BI__builtin_ssubll_overflow: + case Builtin::BI__builtin_smul_overflow: + case Builtin::BI__builtin_smull_overflow: + case Builtin::BI__builtin_smulll_overflow: { + + // We translate all of these builtins directly to the relevant llvm IR node. + + // Scalarize our inputs. + llvm::Value *X = EmitScalarExpr(E->getArg(0)); + llvm::Value *Y = EmitScalarExpr(E->getArg(1)); + std::pair<llvm::Value *, unsigned> SumOutPtr = + EmitPointerWithAlignment(E->getArg(2)); + + // Decide which of the overflow intrinsics we are lowering to: + llvm::Intrinsic::ID IntrinsicId; + switch (BuiltinID) { + default: llvm_unreachable("Unknown security overflow builtin id."); + case Builtin::BI__builtin_uadd_overflow: + case Builtin::BI__builtin_uaddl_overflow: + case Builtin::BI__builtin_uaddll_overflow: + IntrinsicId = llvm::Intrinsic::uadd_with_overflow; + break; + case Builtin::BI__builtin_usub_overflow: + case Builtin::BI__builtin_usubl_overflow: + case Builtin::BI__builtin_usubll_overflow: + IntrinsicId = llvm::Intrinsic::usub_with_overflow; + break; + case Builtin::BI__builtin_umul_overflow: + case Builtin::BI__builtin_umull_overflow: + case Builtin::BI__builtin_umulll_overflow: + IntrinsicId = llvm::Intrinsic::umul_with_overflow; + break; + case Builtin::BI__builtin_sadd_overflow: + case Builtin::BI__builtin_saddl_overflow: + case Builtin::BI__builtin_saddll_overflow: + IntrinsicId = llvm::Intrinsic::sadd_with_overflow; + break; + case Builtin::BI__builtin_ssub_overflow: + case Builtin::BI__builtin_ssubl_overflow: + case Builtin::BI__builtin_ssubll_overflow: + IntrinsicId = llvm::Intrinsic::ssub_with_overflow; + break; + case Builtin::BI__builtin_smul_overflow: + case Builtin::BI__builtin_smull_overflow: + case Builtin::BI__builtin_smulll_overflow: + IntrinsicId = llvm::Intrinsic::smul_with_overflow; + break; + } + + + llvm::Value *Carry; + llvm::Value *Sum = EmitOverflowIntrinsic(*this, IntrinsicId, X, Y, Carry); + llvm::StoreInst *SumOutStore = Builder.CreateStore(Sum, SumOutPtr.first); + SumOutStore->setAlignment(SumOutPtr.second); + + return RValue::get(Carry); + } + case Builtin::BI__builtin_addressof: + return RValue::get(EmitLValue(E->getArg(0)).getAddress()); + case Builtin::BI__builtin_operator_new: + return EmitBuiltinNewDeleteCall(FD->getType()->castAs<FunctionProtoType>(), + E->getArg(0), false); + case Builtin::BI__builtin_operator_delete: + return EmitBuiltinNewDeleteCall(FD->getType()->castAs<FunctionProtoType>(), + E->getArg(0), true); + case Builtin::BI__noop: + // __noop always evaluates to an integer literal zero. + return RValue::get(ConstantInt::get(IntTy, 0)); + case Builtin::BI__assume: + // Until LLVM supports assumptions at the IR level, this becomes nothing. + return RValue::get(nullptr); + case Builtin::BI_InterlockedExchange: + case Builtin::BI_InterlockedExchangePointer: + return EmitBinaryAtomic(*this, llvm::AtomicRMWInst::Xchg, E); + case Builtin::BI_InterlockedCompareExchangePointer: { + llvm::Type *RTy; + llvm::IntegerType *IntType = + IntegerType::get(getLLVMContext(), + getContext().getTypeSize(E->getType())); + llvm::Type *IntPtrType = IntType->getPointerTo(); + + llvm::Value *Destination = + Builder.CreateBitCast(EmitScalarExpr(E->getArg(0)), IntPtrType); + + llvm::Value *Exchange = EmitScalarExpr(E->getArg(1)); + RTy = Exchange->getType(); + Exchange = Builder.CreatePtrToInt(Exchange, IntType); + + llvm::Value *Comparand = + Builder.CreatePtrToInt(EmitScalarExpr(E->getArg(2)), IntType); + + auto Result = Builder.CreateAtomicCmpXchg(Destination, Comparand, Exchange, + SequentiallyConsistent, + SequentiallyConsistent); + Result->setVolatile(true); + + return RValue::get(Builder.CreateIntToPtr(Builder.CreateExtractValue(Result, + 0), + RTy)); + } + case Builtin::BI_InterlockedCompareExchange: { + AtomicCmpXchgInst *CXI = Builder.CreateAtomicCmpXchg( + EmitScalarExpr(E->getArg(0)), + EmitScalarExpr(E->getArg(2)), + EmitScalarExpr(E->getArg(1)), + SequentiallyConsistent, + SequentiallyConsistent); + CXI->setVolatile(true); + return RValue::get(Builder.CreateExtractValue(CXI, 0)); + } + case Builtin::BI_InterlockedIncrement: { + AtomicRMWInst *RMWI = Builder.CreateAtomicRMW( + AtomicRMWInst::Add, + EmitScalarExpr(E->getArg(0)), + ConstantInt::get(Int32Ty, 1), + llvm::SequentiallyConsistent); + RMWI->setVolatile(true); + return RValue::get(Builder.CreateAdd(RMWI, ConstantInt::get(Int32Ty, 1))); + } + case Builtin::BI_InterlockedDecrement: { + AtomicRMWInst *RMWI = Builder.CreateAtomicRMW( + AtomicRMWInst::Sub, + EmitScalarExpr(E->getArg(0)), + ConstantInt::get(Int32Ty, 1), + llvm::SequentiallyConsistent); + RMWI->setVolatile(true); + return RValue::get(Builder.CreateSub(RMWI, ConstantInt::get(Int32Ty, 1))); + } + case Builtin::BI_InterlockedExchangeAdd: { + AtomicRMWInst *RMWI = Builder.CreateAtomicRMW( + AtomicRMWInst::Add, + EmitScalarExpr(E->getArg(0)), + EmitScalarExpr(E->getArg(1)), + llvm::SequentiallyConsistent); + RMWI->setVolatile(true); + return RValue::get(RMWI); + } + } + + // If this is an alias for a lib function (e.g. __builtin_sin), emit + // the call using the normal call path, but using the unmangled + // version of the function name. + if (getContext().BuiltinInfo.isLibFunction(BuiltinID)) + return emitLibraryCall(*this, FD, E, + CGM.getBuiltinLibFunction(FD, BuiltinID)); + + // If this is a predefined lib function (e.g. malloc), emit the call + // using exactly the normal call path. + if (getContext().BuiltinInfo.isPredefinedLibFunction(BuiltinID)) + return emitLibraryCall(*this, FD, E, EmitScalarExpr(E->getCallee())); + + // See if we have a target specific intrinsic. + const char *Name = getContext().BuiltinInfo.GetName(BuiltinID); + Intrinsic::ID IntrinsicID = Intrinsic::not_intrinsic; + if (const char *Prefix = + llvm::Triple::getArchTypePrefix(getTarget().getTriple().getArch())) { + IntrinsicID = Intrinsic::getIntrinsicForGCCBuiltin(Prefix, Name); + // NOTE we dont need to perform a compatibility flag check here since the + // intrinsics are declared in Builtins*.def via LANGBUILTIN which filter the + // MS builtins via ALL_MS_LANGUAGES and are filtered earlier. + if (IntrinsicID == Intrinsic::not_intrinsic) + IntrinsicID = Intrinsic::getIntrinsicForMSBuiltin(Prefix, Name); + } + + if (IntrinsicID != Intrinsic::not_intrinsic) { + SmallVector<Value*, 16> Args; + + // Find out if any arguments are required to be integer constant + // expressions. + unsigned ICEArguments = 0; + ASTContext::GetBuiltinTypeError Error; + getContext().GetBuiltinType(BuiltinID, Error, &ICEArguments); + assert(Error == ASTContext::GE_None && "Should not codegen an error"); + + Function *F = CGM.getIntrinsic(IntrinsicID); + llvm::FunctionType *FTy = F->getFunctionType(); + + for (unsigned i = 0, e = E->getNumArgs(); i != e; ++i) { + Value *ArgValue; + // If this is a normal argument, just emit it as a scalar. + if ((ICEArguments & (1 << i)) == 0) { + ArgValue = EmitScalarExpr(E->getArg(i)); + } else { + // If this is required to be a constant, constant fold it so that we + // know that the generated intrinsic gets a ConstantInt. + llvm::APSInt Result; + bool IsConst = E->getArg(i)->isIntegerConstantExpr(Result,getContext()); + assert(IsConst && "Constant arg isn't actually constant?"); + (void)IsConst; + ArgValue = llvm::ConstantInt::get(getLLVMContext(), Result); + } + + // If the intrinsic arg type is different from the builtin arg type + // we need to do a bit cast. + llvm::Type *PTy = FTy->getParamType(i); + if (PTy != ArgValue->getType()) { + assert(PTy->canLosslesslyBitCastTo(FTy->getParamType(i)) && + "Must be able to losslessly bit cast to param"); + ArgValue = Builder.CreateBitCast(ArgValue, PTy); + } + + Args.push_back(ArgValue); + } + + Value *V = Builder.CreateCall(F, Args); + QualType BuiltinRetType = E->getType(); + + llvm::Type *RetTy = VoidTy; + if (!BuiltinRetType->isVoidType()) + RetTy = ConvertType(BuiltinRetType); + + if (RetTy != V->getType()) { + assert(V->getType()->canLosslesslyBitCastTo(RetTy) && + "Must be able to losslessly bit cast result type"); + V = Builder.CreateBitCast(V, RetTy); + } + + return RValue::get(V); + } + + // See if we have a target specific builtin that needs to be lowered. + if (Value *V = EmitTargetBuiltinExpr(BuiltinID, E)) + return RValue::get(V); + + ErrorUnsupported(E, "builtin function"); + + // Unknown builtin, for now just dump it out and return undef. + return GetUndefRValue(E->getType()); +} + +Value *CodeGenFunction::EmitTargetBuiltinExpr(unsigned BuiltinID, + const CallExpr *E) { + switch (getTarget().getTriple().getArch()) { + case llvm::Triple::arm: + case llvm::Triple::armeb: + case llvm::Triple::thumb: + case llvm::Triple::thumbeb: + return EmitARMBuiltinExpr(BuiltinID, E); + case llvm::Triple::aarch64: + case llvm::Triple::aarch64_be: + case llvm::Triple::arm64: + case llvm::Triple::arm64_be: + return EmitAArch64BuiltinExpr(BuiltinID, E); + case llvm::Triple::x86: + case llvm::Triple::x86_64: + return EmitX86BuiltinExpr(BuiltinID, E); + case llvm::Triple::ppc: + case llvm::Triple::ppc64: + case llvm::Triple::ppc64le: + return EmitPPCBuiltinExpr(BuiltinID, E); + case llvm::Triple::r600: + return EmitR600BuiltinExpr(BuiltinID, E); + default: + return nullptr; + } +} + +static llvm::VectorType *GetNeonType(CodeGenFunction *CGF, + NeonTypeFlags TypeFlags, + bool V1Ty=false) { + int IsQuad = TypeFlags.isQuad(); + switch (TypeFlags.getEltType()) { + case NeonTypeFlags::Int8: + case NeonTypeFlags::Poly8: + return llvm::VectorType::get(CGF->Int8Ty, V1Ty ? 1 : (8 << IsQuad)); + case NeonTypeFlags::Int16: + case NeonTypeFlags::Poly16: + case NeonTypeFlags::Float16: + return llvm::VectorType::get(CGF->Int16Ty, V1Ty ? 1 : (4 << IsQuad)); + case NeonTypeFlags::Int32: + return llvm::VectorType::get(CGF->Int32Ty, V1Ty ? 1 : (2 << IsQuad)); + case NeonTypeFlags::Int64: + case NeonTypeFlags::Poly64: + return llvm::VectorType::get(CGF->Int64Ty, V1Ty ? 1 : (1 << IsQuad)); + case NeonTypeFlags::Poly128: + // FIXME: i128 and f128 doesn't get fully support in Clang and llvm. + // There is a lot of i128 and f128 API missing. + // so we use v16i8 to represent poly128 and get pattern matched. + return llvm::VectorType::get(CGF->Int8Ty, 16); + case NeonTypeFlags::Float32: + return llvm::VectorType::get(CGF->FloatTy, V1Ty ? 1 : (2 << IsQuad)); + case NeonTypeFlags::Float64: + return llvm::VectorType::get(CGF->DoubleTy, V1Ty ? 1 : (1 << IsQuad)); + } + llvm_unreachable("Unknown vector element type!"); +} + +Value *CodeGenFunction::EmitNeonSplat(Value *V, Constant *C) { + unsigned nElts = cast<llvm::VectorType>(V->getType())->getNumElements(); + Value* SV = llvm::ConstantVector::getSplat(nElts, C); + return Builder.CreateShuffleVector(V, V, SV, "lane"); +} + +Value *CodeGenFunction::EmitNeonCall(Function *F, SmallVectorImpl<Value*> &Ops, + const char *name, + unsigned shift, bool rightshift) { + unsigned j = 0; + for (Function::const_arg_iterator ai = F->arg_begin(), ae = F->arg_end(); + ai != ae; ++ai, ++j) + if (shift > 0 && shift == j) + Ops[j] = EmitNeonShiftVector(Ops[j], ai->getType(), rightshift); + else + Ops[j] = Builder.CreateBitCast(Ops[j], ai->getType(), name); + + return Builder.CreateCall(F, Ops, name); +} + +Value *CodeGenFunction::EmitNeonShiftVector(Value *V, llvm::Type *Ty, + bool neg) { + int SV = cast<ConstantInt>(V)->getSExtValue(); + + llvm::VectorType *VTy = cast<llvm::VectorType>(Ty); + llvm::Constant *C = ConstantInt::get(VTy->getElementType(), neg ? -SV : SV); + return llvm::ConstantVector::getSplat(VTy->getNumElements(), C); +} + +// \brief Right-shift a vector by a constant. +Value *CodeGenFunction::EmitNeonRShiftImm(Value *Vec, Value *Shift, + llvm::Type *Ty, bool usgn, + const char *name) { + llvm::VectorType *VTy = cast<llvm::VectorType>(Ty); + + int ShiftAmt = cast<ConstantInt>(Shift)->getSExtValue(); + int EltSize = VTy->getScalarSizeInBits(); + + Vec = Builder.CreateBitCast(Vec, Ty); + + // lshr/ashr are undefined when the shift amount is equal to the vector + // element size. + if (ShiftAmt == EltSize) { + if (usgn) { + // Right-shifting an unsigned value by its size yields 0. + llvm::Constant *Zero = ConstantInt::get(VTy->getElementType(), 0); + return llvm::ConstantVector::getSplat(VTy->getNumElements(), Zero); + } else { + // Right-shifting a signed value by its size is equivalent + // to a shift of size-1. + --ShiftAmt; + Shift = ConstantInt::get(VTy->getElementType(), ShiftAmt); + } + } + + Shift = EmitNeonShiftVector(Shift, Ty, false); + if (usgn) + return Builder.CreateLShr(Vec, Shift, name); + else + return Builder.CreateAShr(Vec, Shift, name); +} + +/// GetPointeeAlignment - Given an expression with a pointer type, find the +/// alignment of the type referenced by the pointer. Skip over implicit +/// casts. +std::pair<llvm::Value*, unsigned> +CodeGenFunction::EmitPointerWithAlignment(const Expr *Addr) { + assert(Addr->getType()->isPointerType()); + Addr = Addr->IgnoreParens(); + if (const ImplicitCastExpr *ICE = dyn_cast<ImplicitCastExpr>(Addr)) { + if ((ICE->getCastKind() == CK_BitCast || ICE->getCastKind() == CK_NoOp) && + ICE->getSubExpr()->getType()->isPointerType()) { + std::pair<llvm::Value*, unsigned> Ptr = + EmitPointerWithAlignment(ICE->getSubExpr()); + Ptr.first = Builder.CreateBitCast(Ptr.first, + ConvertType(Addr->getType())); + return Ptr; + } else if (ICE->getCastKind() == CK_ArrayToPointerDecay) { + LValue LV = EmitLValue(ICE->getSubExpr()); + unsigned Align = LV.getAlignment().getQuantity(); + if (!Align) { + // FIXME: Once LValues are fixed to always set alignment, + // zap this code. + QualType PtTy = ICE->getSubExpr()->getType(); + if (!PtTy->isIncompleteType()) + Align = getContext().getTypeAlignInChars(PtTy).getQuantity(); + else + Align = 1; + } + return std::make_pair(LV.getAddress(), Align); + } + } + if (const UnaryOperator *UO = dyn_cast<UnaryOperator>(Addr)) { + if (UO->getOpcode() == UO_AddrOf) { + LValue LV = EmitLValue(UO->getSubExpr()); + unsigned Align = LV.getAlignment().getQuantity(); + if (!Align) { + // FIXME: Once LValues are fixed to always set alignment, + // zap this code. + QualType PtTy = UO->getSubExpr()->getType(); + if (!PtTy->isIncompleteType()) + Align = getContext().getTypeAlignInChars(PtTy).getQuantity(); + else + Align = 1; + } + return std::make_pair(LV.getAddress(), Align); + } + } + + unsigned Align = 1; + QualType PtTy = Addr->getType()->getPointeeType(); + if (!PtTy->isIncompleteType()) + Align = getContext().getTypeAlignInChars(PtTy).getQuantity(); + + return std::make_pair(EmitScalarExpr(Addr), Align); +} + +enum { + AddRetType = (1 << 0), + Add1ArgType = (1 << 1), + Add2ArgTypes = (1 << 2), + + VectorizeRetType = (1 << 3), + VectorizeArgTypes = (1 << 4), + + InventFloatType = (1 << 5), + UnsignedAlts = (1 << 6), + + Use64BitVectors = (1 << 7), + Use128BitVectors = (1 << 8), + + Vectorize1ArgType = Add1ArgType | VectorizeArgTypes, + VectorRet = AddRetType | VectorizeRetType, + VectorRetGetArgs01 = + AddRetType | Add2ArgTypes | VectorizeRetType | VectorizeArgTypes, + FpCmpzModifiers = + AddRetType | VectorizeRetType | Add1ArgType | InventFloatType +}; + + struct NeonIntrinsicInfo { + unsigned BuiltinID; + unsigned LLVMIntrinsic; + unsigned AltLLVMIntrinsic; + const char *NameHint; + unsigned TypeModifier; + + bool operator<(unsigned RHSBuiltinID) const { + return BuiltinID < RHSBuiltinID; + } +}; + +#define NEONMAP0(NameBase) \ + { NEON::BI__builtin_neon_ ## NameBase, 0, 0, #NameBase, 0 } + +#define NEONMAP1(NameBase, LLVMIntrinsic, TypeModifier) \ + { NEON:: BI__builtin_neon_ ## NameBase, \ + Intrinsic::LLVMIntrinsic, 0, #NameBase, TypeModifier } + +#define NEONMAP2(NameBase, LLVMIntrinsic, AltLLVMIntrinsic, TypeModifier) \ + { NEON:: BI__builtin_neon_ ## NameBase, \ + Intrinsic::LLVMIntrinsic, Intrinsic::AltLLVMIntrinsic, \ + #NameBase, TypeModifier } + +static NeonIntrinsicInfo ARMSIMDIntrinsicMap [] = { + NEONMAP2(vabd_v, arm_neon_vabdu, arm_neon_vabds, Add1ArgType | UnsignedAlts), + NEONMAP2(vabdq_v, arm_neon_vabdu, arm_neon_vabds, Add1ArgType | UnsignedAlts), + NEONMAP1(vabs_v, arm_neon_vabs, 0), + NEONMAP1(vabsq_v, arm_neon_vabs, 0), + NEONMAP0(vaddhn_v), + NEONMAP1(vaesdq_v, arm_neon_aesd, 0), + NEONMAP1(vaeseq_v, arm_neon_aese, 0), + NEONMAP1(vaesimcq_v, arm_neon_aesimc, 0), + NEONMAP1(vaesmcq_v, arm_neon_aesmc, 0), + NEONMAP1(vbsl_v, arm_neon_vbsl, AddRetType), + NEONMAP1(vbslq_v, arm_neon_vbsl, AddRetType), + NEONMAP1(vcage_v, arm_neon_vacge, 0), + NEONMAP1(vcageq_v, arm_neon_vacge, 0), + NEONMAP1(vcagt_v, arm_neon_vacgt, 0), + NEONMAP1(vcagtq_v, arm_neon_vacgt, 0), + NEONMAP1(vcale_v, arm_neon_vacge, 0), + NEONMAP1(vcaleq_v, arm_neon_vacge, 0), + NEONMAP1(vcalt_v, arm_neon_vacgt, 0), + NEONMAP1(vcaltq_v, arm_neon_vacgt, 0), + NEONMAP1(vcls_v, arm_neon_vcls, Add1ArgType), + NEONMAP1(vclsq_v, arm_neon_vcls, Add1ArgType), + NEONMAP1(vclz_v, ctlz, Add1ArgType), + NEONMAP1(vclzq_v, ctlz, Add1ArgType), + NEONMAP1(vcnt_v, ctpop, Add1ArgType), + NEONMAP1(vcntq_v, ctpop, Add1ArgType), + NEONMAP1(vcvt_f16_v, arm_neon_vcvtfp2hf, 0), + NEONMAP1(vcvt_f32_f16, arm_neon_vcvthf2fp, 0), + NEONMAP0(vcvt_f32_v), + NEONMAP2(vcvt_n_f32_v, arm_neon_vcvtfxu2fp, arm_neon_vcvtfxs2fp, 0), + NEONMAP1(vcvt_n_s32_v, arm_neon_vcvtfp2fxs, 0), + NEONMAP1(vcvt_n_s64_v, arm_neon_vcvtfp2fxs, 0), + NEONMAP1(vcvt_n_u32_v, arm_neon_vcvtfp2fxu, 0), + NEONMAP1(vcvt_n_u64_v, arm_neon_vcvtfp2fxu, 0), + NEONMAP0(vcvt_s32_v), + NEONMAP0(vcvt_s64_v), + NEONMAP0(vcvt_u32_v), + NEONMAP0(vcvt_u64_v), + NEONMAP1(vcvta_s32_v, arm_neon_vcvtas, 0), + NEONMAP1(vcvta_s64_v, arm_neon_vcvtas, 0), + NEONMAP1(vcvta_u32_v, arm_neon_vcvtau, 0), + NEONMAP1(vcvta_u64_v, arm_neon_vcvtau, 0), + NEONMAP1(vcvtaq_s32_v, arm_neon_vcvtas, 0), + NEONMAP1(vcvtaq_s64_v, arm_neon_vcvtas, 0), + NEONMAP1(vcvtaq_u32_v, arm_neon_vcvtau, 0), + NEONMAP1(vcvtaq_u64_v, arm_neon_vcvtau, 0), + NEONMAP1(vcvtm_s32_v, arm_neon_vcvtms, 0), + NEONMAP1(vcvtm_s64_v, arm_neon_vcvtms, 0), + NEONMAP1(vcvtm_u32_v, arm_neon_vcvtmu, 0), + NEONMAP1(vcvtm_u64_v, arm_neon_vcvtmu, 0), + NEONMAP1(vcvtmq_s32_v, arm_neon_vcvtms, 0), + NEONMAP1(vcvtmq_s64_v, arm_neon_vcvtms, 0), + NEONMAP1(vcvtmq_u32_v, arm_neon_vcvtmu, 0), + NEONMAP1(vcvtmq_u64_v, arm_neon_vcvtmu, 0), + NEONMAP1(vcvtn_s32_v, arm_neon_vcvtns, 0), + NEONMAP1(vcvtn_s64_v, arm_neon_vcvtns, 0), + NEONMAP1(vcvtn_u32_v, arm_neon_vcvtnu, 0), + NEONMAP1(vcvtn_u64_v, arm_neon_vcvtnu, 0), + NEONMAP1(vcvtnq_s32_v, arm_neon_vcvtns, 0), + NEONMAP1(vcvtnq_s64_v, arm_neon_vcvtns, 0), + NEONMAP1(vcvtnq_u32_v, arm_neon_vcvtnu, 0), + NEONMAP1(vcvtnq_u64_v, arm_neon_vcvtnu, 0), + NEONMAP1(vcvtp_s32_v, arm_neon_vcvtps, 0), + NEONMAP1(vcvtp_s64_v, arm_neon_vcvtps, 0), + NEONMAP1(vcvtp_u32_v, arm_neon_vcvtpu, 0), + NEONMAP1(vcvtp_u64_v, arm_neon_vcvtpu, 0), + NEONMAP1(vcvtpq_s32_v, arm_neon_vcvtps, 0), + NEONMAP1(vcvtpq_s64_v, arm_neon_vcvtps, 0), + NEONMAP1(vcvtpq_u32_v, arm_neon_vcvtpu, 0), + NEONMAP1(vcvtpq_u64_v, arm_neon_vcvtpu, 0), + NEONMAP0(vcvtq_f32_v), + NEONMAP2(vcvtq_n_f32_v, arm_neon_vcvtfxu2fp, arm_neon_vcvtfxs2fp, 0), + NEONMAP1(vcvtq_n_s32_v, arm_neon_vcvtfp2fxs, 0), + NEONMAP1(vcvtq_n_s64_v, arm_neon_vcvtfp2fxs, 0), + NEONMAP1(vcvtq_n_u32_v, arm_neon_vcvtfp2fxu, 0), + NEONMAP1(vcvtq_n_u64_v, arm_neon_vcvtfp2fxu, 0), + NEONMAP0(vcvtq_s32_v), + NEONMAP0(vcvtq_s64_v), + NEONMAP0(vcvtq_u32_v), + NEONMAP0(vcvtq_u64_v), + NEONMAP0(vext_v), + NEONMAP0(vextq_v), + NEONMAP0(vfma_v), + NEONMAP0(vfmaq_v), + NEONMAP2(vhadd_v, arm_neon_vhaddu, arm_neon_vhadds, Add1ArgType | UnsignedAlts), + NEONMAP2(vhaddq_v, arm_neon_vhaddu, arm_neon_vhadds, Add1ArgType | UnsignedAlts), + NEONMAP2(vhsub_v, arm_neon_vhsubu, arm_neon_vhsubs, Add1ArgType | UnsignedAlts), + NEONMAP2(vhsubq_v, arm_neon_vhsubu, arm_neon_vhsubs, Add1ArgType | UnsignedAlts), + NEONMAP0(vld1_dup_v), + NEONMAP1(vld1_v, arm_neon_vld1, 0), + NEONMAP0(vld1q_dup_v), + NEONMAP1(vld1q_v, arm_neon_vld1, 0), + NEONMAP1(vld2_lane_v, arm_neon_vld2lane, 0), + NEONMAP1(vld2_v, arm_neon_vld2, 0), + NEONMAP1(vld2q_lane_v, arm_neon_vld2lane, 0), + NEONMAP1(vld2q_v, arm_neon_vld2, 0), + NEONMAP1(vld3_lane_v, arm_neon_vld3lane, 0), + NEONMAP1(vld3_v, arm_neon_vld3, 0), + NEONMAP1(vld3q_lane_v, arm_neon_vld3lane, 0), + NEONMAP1(vld3q_v, arm_neon_vld3, 0), + NEONMAP1(vld4_lane_v, arm_neon_vld4lane, 0), + NEONMAP1(vld4_v, arm_neon_vld4, 0), + NEONMAP1(vld4q_lane_v, arm_neon_vld4lane, 0), + NEONMAP1(vld4q_v, arm_neon_vld4, 0), + NEONMAP2(vmax_v, arm_neon_vmaxu, arm_neon_vmaxs, Add1ArgType | UnsignedAlts), + NEONMAP2(vmaxq_v, arm_neon_vmaxu, arm_neon_vmaxs, Add1ArgType | UnsignedAlts), + NEONMAP2(vmin_v, arm_neon_vminu, arm_neon_vmins, Add1ArgType | UnsignedAlts), + NEONMAP2(vminq_v, arm_neon_vminu, arm_neon_vmins, Add1ArgType | UnsignedAlts), + NEONMAP0(vmovl_v), + NEONMAP0(vmovn_v), + NEONMAP1(vmul_v, arm_neon_vmulp, Add1ArgType), + NEONMAP0(vmull_v), + NEONMAP1(vmulq_v, arm_neon_vmulp, Add1ArgType), + NEONMAP2(vpadal_v, arm_neon_vpadalu, arm_neon_vpadals, UnsignedAlts), + NEONMAP2(vpadalq_v, arm_neon_vpadalu, arm_neon_vpadals, UnsignedAlts), + NEONMAP1(vpadd_v, arm_neon_vpadd, Add1ArgType), + NEONMAP2(vpaddl_v, arm_neon_vpaddlu, arm_neon_vpaddls, UnsignedAlts), + NEONMAP2(vpaddlq_v, arm_neon_vpaddlu, arm_neon_vpaddls, UnsignedAlts), + NEONMAP1(vpaddq_v, arm_neon_vpadd, Add1ArgType), + NEONMAP2(vpmax_v, arm_neon_vpmaxu, arm_neon_vpmaxs, Add1ArgType | UnsignedAlts), + NEONMAP2(vpmin_v, arm_neon_vpminu, arm_neon_vpmins, Add1ArgType | UnsignedAlts), + NEONMAP1(vqabs_v, arm_neon_vqabs, Add1ArgType), + NEONMAP1(vqabsq_v, arm_neon_vqabs, Add1ArgType), + NEONMAP2(vqadd_v, arm_neon_vqaddu, arm_neon_vqadds, Add1ArgType | UnsignedAlts), + NEONMAP2(vqaddq_v, arm_neon_vqaddu, arm_neon_vqadds, Add1ArgType | UnsignedAlts), + NEONMAP2(vqdmlal_v, arm_neon_vqdmull, arm_neon_vqadds, 0), + NEONMAP2(vqdmlsl_v, arm_neon_vqdmull, arm_neon_vqsubs, 0), + NEONMAP1(vqdmulh_v, arm_neon_vqdmulh, Add1ArgType), + NEONMAP1(vqdmulhq_v, arm_neon_vqdmulh, Add1ArgType), + NEONMAP1(vqdmull_v, arm_neon_vqdmull, Add1ArgType), + NEONMAP2(vqmovn_v, arm_neon_vqmovnu, arm_neon_vqmovns, Add1ArgType | UnsignedAlts), + NEONMAP1(vqmovun_v, arm_neon_vqmovnsu, Add1ArgType), + NEONMAP1(vqneg_v, arm_neon_vqneg, Add1ArgType), + NEONMAP1(vqnegq_v, arm_neon_vqneg, Add1ArgType), + NEONMAP1(vqrdmulh_v, arm_neon_vqrdmulh, Add1ArgType), + NEONMAP1(vqrdmulhq_v, arm_neon_vqrdmulh, Add1ArgType), + NEONMAP2(vqrshl_v, arm_neon_vqrshiftu, arm_neon_vqrshifts, Add1ArgType | UnsignedAlts), + NEONMAP2(vqrshlq_v, arm_neon_vqrshiftu, arm_neon_vqrshifts, Add1ArgType | UnsignedAlts), + NEONMAP2(vqshl_n_v, arm_neon_vqshiftu, arm_neon_vqshifts, UnsignedAlts), + NEONMAP2(vqshl_v, arm_neon_vqshiftu, arm_neon_vqshifts, Add1ArgType | UnsignedAlts), + NEONMAP2(vqshlq_n_v, arm_neon_vqshiftu, arm_neon_vqshifts, UnsignedAlts), + NEONMAP2(vqshlq_v, arm_neon_vqshiftu, arm_neon_vqshifts, Add1ArgType | UnsignedAlts), + NEONMAP2(vqsub_v, arm_neon_vqsubu, arm_neon_vqsubs, Add1ArgType | UnsignedAlts), + NEONMAP2(vqsubq_v, arm_neon_vqsubu, arm_neon_vqsubs, Add1ArgType | UnsignedAlts), + NEONMAP1(vraddhn_v, arm_neon_vraddhn, Add1ArgType), + NEONMAP2(vrecpe_v, arm_neon_vrecpe, arm_neon_vrecpe, 0), + NEONMAP2(vrecpeq_v, arm_neon_vrecpe, arm_neon_vrecpe, 0), + NEONMAP1(vrecps_v, arm_neon_vrecps, Add1ArgType), + NEONMAP1(vrecpsq_v, arm_neon_vrecps, Add1ArgType), + NEONMAP2(vrhadd_v, arm_neon_vrhaddu, arm_neon_vrhadds, Add1ArgType | UnsignedAlts), + NEONMAP2(vrhaddq_v, arm_neon_vrhaddu, arm_neon_vrhadds, Add1ArgType | UnsignedAlts), + NEONMAP2(vrshl_v, arm_neon_vrshiftu, arm_neon_vrshifts, Add1ArgType | UnsignedAlts), + NEONMAP2(vrshlq_v, arm_neon_vrshiftu, arm_neon_vrshifts, Add1ArgType | UnsignedAlts), + NEONMAP2(vrsqrte_v, arm_neon_vrsqrte, arm_neon_vrsqrte, 0), + NEONMAP2(vrsqrteq_v, arm_neon_vrsqrte, arm_neon_vrsqrte, 0), + NEONMAP1(vrsqrts_v, arm_neon_vrsqrts, Add1ArgType), + NEONMAP1(vrsqrtsq_v, arm_neon_vrsqrts, Add1ArgType), + NEONMAP1(vrsubhn_v, arm_neon_vrsubhn, Add1ArgType), + NEONMAP1(vsha1su0q_v, arm_neon_sha1su0, 0), + NEONMAP1(vsha1su1q_v, arm_neon_sha1su1, 0), + NEONMAP1(vsha256h2q_v, arm_neon_sha256h2, 0), + NEONMAP1(vsha256hq_v, arm_neon_sha256h, 0), + NEONMAP1(vsha256su0q_v, arm_neon_sha256su0, 0), + NEONMAP1(vsha256su1q_v, arm_neon_sha256su1, 0), + NEONMAP0(vshl_n_v), + NEONMAP2(vshl_v, arm_neon_vshiftu, arm_neon_vshifts, Add1ArgType | UnsignedAlts), + NEONMAP0(vshll_n_v), + NEONMAP0(vshlq_n_v), + NEONMAP2(vshlq_v, arm_neon_vshiftu, arm_neon_vshifts, Add1ArgType | UnsignedAlts), + NEONMAP0(vshr_n_v), + NEONMAP0(vshrn_n_v), + NEONMAP0(vshrq_n_v), + NEONMAP1(vst1_v, arm_neon_vst1, 0), + NEONMAP1(vst1q_v, arm_neon_vst1, 0), + NEONMAP1(vst2_lane_v, arm_neon_vst2lane, 0), + NEONMAP1(vst2_v, arm_neon_vst2, 0), + NEONMAP1(vst2q_lane_v, arm_neon_vst2lane, 0), + NEONMAP1(vst2q_v, arm_neon_vst2, 0), + NEONMAP1(vst3_lane_v, arm_neon_vst3lane, 0), + NEONMAP1(vst3_v, arm_neon_vst3, 0), + NEONMAP1(vst3q_lane_v, arm_neon_vst3lane, 0), + NEONMAP1(vst3q_v, arm_neon_vst3, 0), + NEONMAP1(vst4_lane_v, arm_neon_vst4lane, 0), + NEONMAP1(vst4_v, arm_neon_vst4, 0), + NEONMAP1(vst4q_lane_v, arm_neon_vst4lane, 0), + NEONMAP1(vst4q_v, arm_neon_vst4, 0), + NEONMAP0(vsubhn_v), + NEONMAP0(vtrn_v), + NEONMAP0(vtrnq_v), + NEONMAP0(vtst_v), + NEONMAP0(vtstq_v), + NEONMAP0(vuzp_v), + NEONMAP0(vuzpq_v), + NEONMAP0(vzip_v), + NEONMAP0(vzipq_v) +}; + +static NeonIntrinsicInfo AArch64SIMDIntrinsicMap[] = { + NEONMAP1(vabs_v, aarch64_neon_abs, 0), + NEONMAP1(vabsq_v, aarch64_neon_abs, 0), + NEONMAP0(vaddhn_v), + NEONMAP1(vaesdq_v, aarch64_crypto_aesd, 0), + NEONMAP1(vaeseq_v, aarch64_crypto_aese, 0), + NEONMAP1(vaesimcq_v, aarch64_crypto_aesimc, 0), + NEONMAP1(vaesmcq_v, aarch64_crypto_aesmc, 0), + NEONMAP1(vcage_v, aarch64_neon_facge, 0), + NEONMAP1(vcageq_v, aarch64_neon_facge, 0), + NEONMAP1(vcagt_v, aarch64_neon_facgt, 0), + NEONMAP1(vcagtq_v, aarch64_neon_facgt, 0), + NEONMAP1(vcale_v, aarch64_neon_facge, 0), + NEONMAP1(vcaleq_v, aarch64_neon_facge, 0), + NEONMAP1(vcalt_v, aarch64_neon_facgt, 0), + NEONMAP1(vcaltq_v, aarch64_neon_facgt, 0), + NEONMAP1(vcls_v, aarch64_neon_cls, Add1ArgType), + NEONMAP1(vclsq_v, aarch64_neon_cls, Add1ArgType), + NEONMAP1(vclz_v, ctlz, Add1ArgType), + NEONMAP1(vclzq_v, ctlz, Add1ArgType), + NEONMAP1(vcnt_v, ctpop, Add1ArgType), + NEONMAP1(vcntq_v, ctpop, Add1ArgType), + NEONMAP1(vcvt_f16_v, aarch64_neon_vcvtfp2hf, 0), + NEONMAP1(vcvt_f32_f16, aarch64_neon_vcvthf2fp, 0), + NEONMAP0(vcvt_f32_v), + NEONMAP2(vcvt_n_f32_v, aarch64_neon_vcvtfxu2fp, aarch64_neon_vcvtfxs2fp, 0), + NEONMAP2(vcvt_n_f64_v, aarch64_neon_vcvtfxu2fp, aarch64_neon_vcvtfxs2fp, 0), + NEONMAP1(vcvt_n_s32_v, aarch64_neon_vcvtfp2fxs, 0), + NEONMAP1(vcvt_n_s64_v, aarch64_neon_vcvtfp2fxs, 0), + NEONMAP1(vcvt_n_u32_v, aarch64_neon_vcvtfp2fxu, 0), + NEONMAP1(vcvt_n_u64_v, aarch64_neon_vcvtfp2fxu, 0), + NEONMAP0(vcvtq_f32_v), + NEONMAP2(vcvtq_n_f32_v, aarch64_neon_vcvtfxu2fp, aarch64_neon_vcvtfxs2fp, 0), + NEONMAP2(vcvtq_n_f64_v, aarch64_neon_vcvtfxu2fp, aarch64_neon_vcvtfxs2fp, 0), + NEONMAP1(vcvtq_n_s32_v, aarch64_neon_vcvtfp2fxs, 0), + NEONMAP1(vcvtq_n_s64_v, aarch64_neon_vcvtfp2fxs, 0), + NEONMAP1(vcvtq_n_u32_v, aarch64_neon_vcvtfp2fxu, 0), + NEONMAP1(vcvtq_n_u64_v, aarch64_neon_vcvtfp2fxu, 0), + NEONMAP1(vcvtx_f32_v, aarch64_neon_fcvtxn, AddRetType | Add1ArgType), + NEONMAP0(vext_v), + NEONMAP0(vextq_v), + NEONMAP0(vfma_v), + NEONMAP0(vfmaq_v), + NEONMAP2(vhadd_v, aarch64_neon_uhadd, aarch64_neon_shadd, Add1ArgType | UnsignedAlts), + NEONMAP2(vhaddq_v, aarch64_neon_uhadd, aarch64_neon_shadd, Add1ArgType | UnsignedAlts), + NEONMAP2(vhsub_v, aarch64_neon_uhsub, aarch64_neon_shsub, Add1ArgType | UnsignedAlts), + NEONMAP2(vhsubq_v, aarch64_neon_uhsub, aarch64_neon_shsub, Add1ArgType | UnsignedAlts), + NEONMAP0(vmovl_v), + NEONMAP0(vmovn_v), + NEONMAP1(vmul_v, aarch64_neon_pmul, Add1ArgType), + NEONMAP1(vmulq_v, aarch64_neon_pmul, Add1ArgType), + NEONMAP1(vpadd_v, aarch64_neon_addp, Add1ArgType), + NEONMAP2(vpaddl_v, aarch64_neon_uaddlp, aarch64_neon_saddlp, UnsignedAlts), + NEONMAP2(vpaddlq_v, aarch64_neon_uaddlp, aarch64_neon_saddlp, UnsignedAlts), + NEONMAP1(vpaddq_v, aarch64_neon_addp, Add1ArgType), + NEONMAP1(vqabs_v, aarch64_neon_sqabs, Add1ArgType), + NEONMAP1(vqabsq_v, aarch64_neon_sqabs, Add1ArgType), + NEONMAP2(vqadd_v, aarch64_neon_uqadd, aarch64_neon_sqadd, Add1ArgType | UnsignedAlts), + NEONMAP2(vqaddq_v, aarch64_neon_uqadd, aarch64_neon_sqadd, Add1ArgType | UnsignedAlts), + NEONMAP2(vqdmlal_v, aarch64_neon_sqdmull, aarch64_neon_sqadd, 0), + NEONMAP2(vqdmlsl_v, aarch64_neon_sqdmull, aarch64_neon_sqsub, 0), + NEONMAP1(vqdmulh_v, aarch64_neon_sqdmulh, Add1ArgType), + NEONMAP1(vqdmulhq_v, aarch64_neon_sqdmulh, Add1ArgType), + NEONMAP1(vqdmull_v, aarch64_neon_sqdmull, Add1ArgType), + NEONMAP2(vqmovn_v, aarch64_neon_uqxtn, aarch64_neon_sqxtn, Add1ArgType | UnsignedAlts), + NEONMAP1(vqmovun_v, aarch64_neon_sqxtun, Add1ArgType), + NEONMAP1(vqneg_v, aarch64_neon_sqneg, Add1ArgType), + NEONMAP1(vqnegq_v, aarch64_neon_sqneg, Add1ArgType), + NEONMAP1(vqrdmulh_v, aarch64_neon_sqrdmulh, Add1ArgType), + NEONMAP1(vqrdmulhq_v, aarch64_neon_sqrdmulh, Add1ArgType), + NEONMAP2(vqrshl_v, aarch64_neon_uqrshl, aarch64_neon_sqrshl, Add1ArgType | UnsignedAlts), + NEONMAP2(vqrshlq_v, aarch64_neon_uqrshl, aarch64_neon_sqrshl, Add1ArgType | UnsignedAlts), + NEONMAP2(vqshl_n_v, aarch64_neon_uqshl, aarch64_neon_sqshl, UnsignedAlts), + NEONMAP2(vqshl_v, aarch64_neon_uqshl, aarch64_neon_sqshl, Add1ArgType | UnsignedAlts), + NEONMAP2(vqshlq_n_v, aarch64_neon_uqshl, aarch64_neon_sqshl,UnsignedAlts), + NEONMAP2(vqshlq_v, aarch64_neon_uqshl, aarch64_neon_sqshl, Add1ArgType | UnsignedAlts), + NEONMAP2(vqsub_v, aarch64_neon_uqsub, aarch64_neon_sqsub, Add1ArgType | UnsignedAlts), + NEONMAP2(vqsubq_v, aarch64_neon_uqsub, aarch64_neon_sqsub, Add1ArgType | UnsignedAlts), + NEONMAP1(vraddhn_v, aarch64_neon_raddhn, Add1ArgType), + NEONMAP2(vrecpe_v, aarch64_neon_frecpe, aarch64_neon_urecpe, 0), + NEONMAP2(vrecpeq_v, aarch64_neon_frecpe, aarch64_neon_urecpe, 0), + NEONMAP1(vrecps_v, aarch64_neon_frecps, Add1ArgType), + NEONMAP1(vrecpsq_v, aarch64_neon_frecps, Add1ArgType), + NEONMAP2(vrhadd_v, aarch64_neon_urhadd, aarch64_neon_srhadd, Add1ArgType | UnsignedAlts), + NEONMAP2(vrhaddq_v, aarch64_neon_urhadd, aarch64_neon_srhadd, Add1ArgType | UnsignedAlts), + NEONMAP2(vrshl_v, aarch64_neon_urshl, aarch64_neon_srshl, Add1ArgType | UnsignedAlts), + NEONMAP2(vrshlq_v, aarch64_neon_urshl, aarch64_neon_srshl, Add1ArgType | UnsignedAlts), + NEONMAP2(vrsqrte_v, aarch64_neon_frsqrte, aarch64_neon_ursqrte, 0), + NEONMAP2(vrsqrteq_v, aarch64_neon_frsqrte, aarch64_neon_ursqrte, 0), + NEONMAP1(vrsqrts_v, aarch64_neon_frsqrts, Add1ArgType), + NEONMAP1(vrsqrtsq_v, aarch64_neon_frsqrts, Add1ArgType), + NEONMAP1(vrsubhn_v, aarch64_neon_rsubhn, Add1ArgType), + NEONMAP1(vsha1su0q_v, aarch64_crypto_sha1su0, 0), + NEONMAP1(vsha1su1q_v, aarch64_crypto_sha1su1, 0), + NEONMAP1(vsha256h2q_v, aarch64_crypto_sha256h2, 0), + NEONMAP1(vsha256hq_v, aarch64_crypto_sha256h, 0), + NEONMAP1(vsha256su0q_v, aarch64_crypto_sha256su0, 0), + NEONMAP1(vsha256su1q_v, aarch64_crypto_sha256su1, 0), + NEONMAP0(vshl_n_v), + NEONMAP2(vshl_v, aarch64_neon_ushl, aarch64_neon_sshl, Add1ArgType | UnsignedAlts), + NEONMAP0(vshll_n_v), + NEONMAP0(vshlq_n_v), + NEONMAP2(vshlq_v, aarch64_neon_ushl, aarch64_neon_sshl, Add1ArgType | UnsignedAlts), + NEONMAP0(vshr_n_v), + NEONMAP0(vshrn_n_v), + NEONMAP0(vshrq_n_v), + NEONMAP0(vsubhn_v), + NEONMAP0(vtst_v), + NEONMAP0(vtstq_v), +}; + +static NeonIntrinsicInfo AArch64SISDIntrinsicMap[] = { + NEONMAP1(vabdd_f64, aarch64_sisd_fabd, Add1ArgType), + NEONMAP1(vabds_f32, aarch64_sisd_fabd, Add1ArgType), + NEONMAP1(vabsd_s64, aarch64_neon_abs, Add1ArgType), + NEONMAP1(vaddlv_s32, aarch64_neon_saddlv, AddRetType | Add1ArgType), + NEONMAP1(vaddlv_u32, aarch64_neon_uaddlv, AddRetType | Add1ArgType), + NEONMAP1(vaddlvq_s32, aarch64_neon_saddlv, AddRetType | Add1ArgType), + NEONMAP1(vaddlvq_u32, aarch64_neon_uaddlv, AddRetType | Add1ArgType), + NEONMAP1(vaddv_f32, aarch64_neon_faddv, AddRetType | Add1ArgType), + NEONMAP1(vaddv_s32, aarch64_neon_saddv, AddRetType | Add1ArgType), + NEONMAP1(vaddv_u32, aarch64_neon_uaddv, AddRetType | Add1ArgType), + NEONMAP1(vaddvq_f32, aarch64_neon_faddv, AddRetType | Add1ArgType), + NEONMAP1(vaddvq_f64, aarch64_neon_faddv, AddRetType | Add1ArgType), + NEONMAP1(vaddvq_s32, aarch64_neon_saddv, AddRetType | Add1ArgType), + NEONMAP1(vaddvq_s64, aarch64_neon_saddv, AddRetType | Add1ArgType), + NEONMAP1(vaddvq_u32, aarch64_neon_uaddv, AddRetType | Add1ArgType), + NEONMAP1(vaddvq_u64, aarch64_neon_uaddv, AddRetType | Add1ArgType), + NEONMAP1(vcaged_f64, aarch64_neon_facge, AddRetType | Add1ArgType), + NEONMAP1(vcages_f32, aarch64_neon_facge, AddRetType | Add1ArgType), + NEONMAP1(vcagtd_f64, aarch64_neon_facgt, AddRetType | Add1ArgType), + NEONMAP1(vcagts_f32, aarch64_neon_facgt, AddRetType | Add1ArgType), + NEONMAP1(vcaled_f64, aarch64_neon_facge, AddRetType | Add1ArgType), + NEONMAP1(vcales_f32, aarch64_neon_facge, AddRetType | Add1ArgType), + NEONMAP1(vcaltd_f64, aarch64_neon_facgt, AddRetType | Add1ArgType), + NEONMAP1(vcalts_f32, aarch64_neon_facgt, AddRetType | Add1ArgType), + NEONMAP1(vcvtad_s64_f64, aarch64_neon_fcvtas, AddRetType | Add1ArgType), + NEONMAP1(vcvtad_u64_f64, aarch64_neon_fcvtau, AddRetType | Add1ArgType), + NEONMAP1(vcvtas_s32_f32, aarch64_neon_fcvtas, AddRetType | Add1ArgType), + NEONMAP1(vcvtas_u32_f32, aarch64_neon_fcvtau, AddRetType | Add1ArgType), + NEONMAP1(vcvtd_n_f64_s64, aarch64_neon_vcvtfxs2fp, AddRetType | Add1ArgType), + NEONMAP1(vcvtd_n_f64_u64, aarch64_neon_vcvtfxu2fp, AddRetType | Add1ArgType), + NEONMAP1(vcvtd_n_s64_f64, aarch64_neon_vcvtfp2fxs, AddRetType | Add1ArgType), + NEONMAP1(vcvtd_n_u64_f64, aarch64_neon_vcvtfp2fxu, AddRetType | Add1ArgType), + NEONMAP1(vcvtmd_s64_f64, aarch64_neon_fcvtms, AddRetType | Add1ArgType), + NEONMAP1(vcvtmd_u64_f64, aarch64_neon_fcvtmu, AddRetType | Add1ArgType), + NEONMAP1(vcvtms_s32_f32, aarch64_neon_fcvtms, AddRetType | Add1ArgType), + NEONMAP1(vcvtms_u32_f32, aarch64_neon_fcvtmu, AddRetType | Add1ArgType), + NEONMAP1(vcvtnd_s64_f64, aarch64_neon_fcvtns, AddRetType | Add1ArgType), + NEONMAP1(vcvtnd_u64_f64, aarch64_neon_fcvtnu, AddRetType | Add1ArgType), + NEONMAP1(vcvtns_s32_f32, aarch64_neon_fcvtns, AddRetType | Add1ArgType), + NEONMAP1(vcvtns_u32_f32, aarch64_neon_fcvtnu, AddRetType | Add1ArgType), + NEONMAP1(vcvtpd_s64_f64, aarch64_neon_fcvtps, AddRetType | Add1ArgType), + NEONMAP1(vcvtpd_u64_f64, aarch64_neon_fcvtpu, AddRetType | Add1ArgType), + NEONMAP1(vcvtps_s32_f32, aarch64_neon_fcvtps, AddRetType | Add1ArgType), + NEONMAP1(vcvtps_u32_f32, aarch64_neon_fcvtpu, AddRetType | Add1ArgType), + NEONMAP1(vcvts_n_f32_s32, aarch64_neon_vcvtfxs2fp, AddRetType | Add1ArgType), + NEONMAP1(vcvts_n_f32_u32, aarch64_neon_vcvtfxu2fp, AddRetType | Add1ArgType), + NEONMAP1(vcvts_n_s32_f32, aarch64_neon_vcvtfp2fxs, AddRetType | Add1ArgType), + NEONMAP1(vcvts_n_u32_f32, aarch64_neon_vcvtfp2fxu, AddRetType | Add1ArgType), + NEONMAP1(vcvtxd_f32_f64, aarch64_sisd_fcvtxn, 0), + NEONMAP1(vmaxnmv_f32, aarch64_neon_fmaxnmv, AddRetType | Add1ArgType), + NEONMAP1(vmaxnmvq_f32, aarch64_neon_fmaxnmv, AddRetType | Add1ArgType), + NEONMAP1(vmaxnmvq_f64, aarch64_neon_fmaxnmv, AddRetType | Add1ArgType), + NEONMAP1(vmaxv_f32, aarch64_neon_fmaxv, AddRetType | Add1ArgType), + NEONMAP1(vmaxv_s32, aarch64_neon_smaxv, AddRetType | Add1ArgType), + NEONMAP1(vmaxv_u32, aarch64_neon_umaxv, AddRetType | Add1ArgType), + NEONMAP1(vmaxvq_f32, aarch64_neon_fmaxv, AddRetType | Add1ArgType), + NEONMAP1(vmaxvq_f64, aarch64_neon_fmaxv, AddRetType | Add1ArgType), + NEONMAP1(vmaxvq_s32, aarch64_neon_smaxv, AddRetType | Add1ArgType), + NEONMAP1(vmaxvq_u32, aarch64_neon_umaxv, AddRetType | Add1ArgType), + NEONMAP1(vminnmv_f32, aarch64_neon_fminnmv, AddRetType | Add1ArgType), + NEONMAP1(vminnmvq_f32, aarch64_neon_fminnmv, AddRetType | Add1ArgType), + NEONMAP1(vminnmvq_f64, aarch64_neon_fminnmv, AddRetType | Add1ArgType), + NEONMAP1(vminv_f32, aarch64_neon_fminv, AddRetType | Add1ArgType), + NEONMAP1(vminv_s32, aarch64_neon_sminv, AddRetType | Add1ArgType), + NEONMAP1(vminv_u32, aarch64_neon_uminv, AddRetType | Add1ArgType), + NEONMAP1(vminvq_f32, aarch64_neon_fminv, AddRetType | Add1ArgType), + NEONMAP1(vminvq_f64, aarch64_neon_fminv, AddRetType | Add1ArgType), + NEONMAP1(vminvq_s32, aarch64_neon_sminv, AddRetType | Add1ArgType), + NEONMAP1(vminvq_u32, aarch64_neon_uminv, AddRetType | Add1ArgType), + NEONMAP1(vmull_p64, aarch64_neon_pmull64, 0), + NEONMAP1(vmulxd_f64, aarch64_neon_fmulx, Add1ArgType), + NEONMAP1(vmulxs_f32, aarch64_neon_fmulx, Add1ArgType), + NEONMAP1(vpaddd_s64, aarch64_neon_uaddv, AddRetType | Add1ArgType), + NEONMAP1(vpaddd_u64, aarch64_neon_uaddv, AddRetType | Add1ArgType), + NEONMAP1(vpmaxnmqd_f64, aarch64_neon_fmaxnmv, AddRetType | Add1ArgType), + NEONMAP1(vpmaxnms_f32, aarch64_neon_fmaxnmv, AddRetType | Add1ArgType), + NEONMAP1(vpmaxqd_f64, aarch64_neon_fmaxv, AddRetType | Add1ArgType), + NEONMAP1(vpmaxs_f32, aarch64_neon_fmaxv, AddRetType | Add1ArgType), + NEONMAP1(vpminnmqd_f64, aarch64_neon_fminnmv, AddRetType | Add1ArgType), + NEONMAP1(vpminnms_f32, aarch64_neon_fminnmv, AddRetType | Add1ArgType), + NEONMAP1(vpminqd_f64, aarch64_neon_fminv, AddRetType | Add1ArgType), + NEONMAP1(vpmins_f32, aarch64_neon_fminv, AddRetType | Add1ArgType), + NEONMAP1(vqabsb_s8, aarch64_neon_sqabs, Vectorize1ArgType | Use64BitVectors), + NEONMAP1(vqabsd_s64, aarch64_neon_sqabs, Add1ArgType), + NEONMAP1(vqabsh_s16, aarch64_neon_sqabs, Vectorize1ArgType | Use64BitVectors), + NEONMAP1(vqabss_s32, aarch64_neon_sqabs, Add1ArgType), + NEONMAP1(vqaddb_s8, aarch64_neon_sqadd, Vectorize1ArgType | Use64BitVectors), + NEONMAP1(vqaddb_u8, aarch64_neon_uqadd, Vectorize1ArgType | Use64BitVectors), + NEONMAP1(vqaddd_s64, aarch64_neon_sqadd, Add1ArgType), + NEONMAP1(vqaddd_u64, aarch64_neon_uqadd, Add1ArgType), + NEONMAP1(vqaddh_s16, aarch64_neon_sqadd, Vectorize1ArgType | Use64BitVectors), + NEONMAP1(vqaddh_u16, aarch64_neon_uqadd, Vectorize1ArgType | Use64BitVectors), + NEONMAP1(vqadds_s32, aarch64_neon_sqadd, Add1ArgType), + NEONMAP1(vqadds_u32, aarch64_neon_uqadd, Add1ArgType), + NEONMAP1(vqdmulhh_s16, aarch64_neon_sqdmulh, Vectorize1ArgType | Use64BitVectors), + NEONMAP1(vqdmulhs_s32, aarch64_neon_sqdmulh, Add1ArgType), + NEONMAP1(vqdmullh_s16, aarch64_neon_sqdmull, VectorRet | Use128BitVectors), + NEONMAP1(vqdmulls_s32, aarch64_neon_sqdmulls_scalar, 0), + NEONMAP1(vqmovnd_s64, aarch64_neon_scalar_sqxtn, AddRetType | Add1ArgType), + NEONMAP1(vqmovnd_u64, aarch64_neon_scalar_uqxtn, AddRetType | Add1ArgType), + NEONMAP1(vqmovnh_s16, aarch64_neon_sqxtn, VectorRet | Use64BitVectors), + NEONMAP1(vqmovnh_u16, aarch64_neon_uqxtn, VectorRet | Use64BitVectors), + NEONMAP1(vqmovns_s32, aarch64_neon_sqxtn, VectorRet | Use64BitVectors), + NEONMAP1(vqmovns_u32, aarch64_neon_uqxtn, VectorRet | Use64BitVectors), + NEONMAP1(vqmovund_s64, aarch64_neon_scalar_sqxtun, AddRetType | Add1ArgType), + NEONMAP1(vqmovunh_s16, aarch64_neon_sqxtun, VectorRet | Use64BitVectors), + NEONMAP1(vqmovuns_s32, aarch64_neon_sqxtun, VectorRet | Use64BitVectors), + NEONMAP1(vqnegb_s8, aarch64_neon_sqneg, Vectorize1ArgType | Use64BitVectors), + NEONMAP1(vqnegd_s64, aarch64_neon_sqneg, Add1ArgType), + NEONMAP1(vqnegh_s16, aarch64_neon_sqneg, Vectorize1ArgType | Use64BitVectors), + NEONMAP1(vqnegs_s32, aarch64_neon_sqneg, Add1ArgType), + NEONMAP1(vqrdmulhh_s16, aarch64_neon_sqrdmulh, Vectorize1ArgType | Use64BitVectors), + NEONMAP1(vqrdmulhs_s32, aarch64_neon_sqrdmulh, Add1ArgType), + NEONMAP1(vqrshlb_s8, aarch64_neon_sqrshl, Vectorize1ArgType | Use64BitVectors), + NEONMAP1(vqrshlb_u8, aarch64_neon_uqrshl, Vectorize1ArgType | Use64BitVectors), + NEONMAP1(vqrshld_s64, aarch64_neon_sqrshl, Add1ArgType), + NEONMAP1(vqrshld_u64, aarch64_neon_uqrshl, Add1ArgType), + NEONMAP1(vqrshlh_s16, aarch64_neon_sqrshl, Vectorize1ArgType | Use64BitVectors), + NEONMAP1(vqrshlh_u16, aarch64_neon_uqrshl, Vectorize1ArgType | Use64BitVectors), + NEONMAP1(vqrshls_s32, aarch64_neon_sqrshl, Add1ArgType), + NEONMAP1(vqrshls_u32, aarch64_neon_uqrshl, Add1ArgType), + NEONMAP1(vqrshrnd_n_s64, aarch64_neon_sqrshrn, AddRetType), + NEONMAP1(vqrshrnd_n_u64, aarch64_neon_uqrshrn, AddRetType), + NEONMAP1(vqrshrnh_n_s16, aarch64_neon_sqrshrn, VectorRet | Use64BitVectors), + NEONMAP1(vqrshrnh_n_u16, aarch64_neon_uqrshrn, VectorRet | Use64BitVectors), + NEONMAP1(vqrshrns_n_s32, aarch64_neon_sqrshrn, VectorRet | Use64BitVectors), + NEONMAP1(vqrshrns_n_u32, aarch64_neon_uqrshrn, VectorRet | Use64BitVectors), + NEONMAP1(vqrshrund_n_s64, aarch64_neon_sqrshrun, AddRetType), + NEONMAP1(vqrshrunh_n_s16, aarch64_neon_sqrshrun, VectorRet | Use64BitVectors), + NEONMAP1(vqrshruns_n_s32, aarch64_neon_sqrshrun, VectorRet | Use64BitVectors), + NEONMAP1(vqshlb_n_s8, aarch64_neon_sqshl, Vectorize1ArgType | Use64BitVectors), + NEONMAP1(vqshlb_n_u8, aarch64_neon_uqshl, Vectorize1ArgType | Use64BitVectors), + NEONMAP1(vqshlb_s8, aarch64_neon_sqshl, Vectorize1ArgType | Use64BitVectors), + NEONMAP1(vqshlb_u8, aarch64_neon_uqshl, Vectorize1ArgType | Use64BitVectors), + NEONMAP1(vqshld_s64, aarch64_neon_sqshl, Add1ArgType), + NEONMAP1(vqshld_u64, aarch64_neon_uqshl, Add1ArgType), + NEONMAP1(vqshlh_n_s16, aarch64_neon_sqshl, Vectorize1ArgType | Use64BitVectors), + NEONMAP1(vqshlh_n_u16, aarch64_neon_uqshl, Vectorize1ArgType | Use64BitVectors), + NEONMAP1(vqshlh_s16, aarch64_neon_sqshl, Vectorize1ArgType | Use64BitVectors), + NEONMAP1(vqshlh_u16, aarch64_neon_uqshl, Vectorize1ArgType | Use64BitVectors), + NEONMAP1(vqshls_n_s32, aarch64_neon_sqshl, Add1ArgType), + NEONMAP1(vqshls_n_u32, aarch64_neon_uqshl, Add1ArgType), + NEONMAP1(vqshls_s32, aarch64_neon_sqshl, Add1ArgType), + NEONMAP1(vqshls_u32, aarch64_neon_uqshl, Add1ArgType), + NEONMAP1(vqshlub_n_s8, aarch64_neon_sqshlu, Vectorize1ArgType | Use64BitVectors), + NEONMAP1(vqshluh_n_s16, aarch64_neon_sqshlu, Vectorize1ArgType | Use64BitVectors), + NEONMAP1(vqshlus_n_s32, aarch64_neon_sqshlu, Add1ArgType), + NEONMAP1(vqshrnd_n_s64, aarch64_neon_sqshrn, AddRetType), + NEONMAP1(vqshrnd_n_u64, aarch64_neon_uqshrn, AddRetType), + NEONMAP1(vqshrnh_n_s16, aarch64_neon_sqshrn, VectorRet | Use64BitVectors), + NEONMAP1(vqshrnh_n_u16, aarch64_neon_uqshrn, VectorRet | Use64BitVectors), + NEONMAP1(vqshrns_n_s32, aarch64_neon_sqshrn, VectorRet | Use64BitVectors), + NEONMAP1(vqshrns_n_u32, aarch64_neon_uqshrn, VectorRet | Use64BitVectors), + NEONMAP1(vqshrund_n_s64, aarch64_neon_sqshrun, AddRetType), + NEONMAP1(vqshrunh_n_s16, aarch64_neon_sqshrun, VectorRet | Use64BitVectors), + NEONMAP1(vqshruns_n_s32, aarch64_neon_sqshrun, VectorRet | Use64BitVectors), + NEONMAP1(vqsubb_s8, aarch64_neon_sqsub, Vectorize1ArgType | Use64BitVectors), + NEONMAP1(vqsubb_u8, aarch64_neon_uqsub, Vectorize1ArgType | Use64BitVectors), + NEONMAP1(vqsubd_s64, aarch64_neon_sqsub, Add1ArgType), + NEONMAP1(vqsubd_u64, aarch64_neon_uqsub, Add1ArgType), + NEONMAP1(vqsubh_s16, aarch64_neon_sqsub, Vectorize1ArgType | Use64BitVectors), + NEONMAP1(vqsubh_u16, aarch64_neon_uqsub, Vectorize1ArgType | Use64BitVectors), + NEONMAP1(vqsubs_s32, aarch64_neon_sqsub, Add1ArgType), + NEONMAP1(vqsubs_u32, aarch64_neon_uqsub, Add1ArgType), + NEONMAP1(vrecped_f64, aarch64_neon_frecpe, Add1ArgType), + NEONMAP1(vrecpes_f32, aarch64_neon_frecpe, Add1ArgType), + NEONMAP1(vrecpxd_f64, aarch64_neon_frecpx, Add1ArgType), + NEONMAP1(vrecpxs_f32, aarch64_neon_frecpx, Add1ArgType), + NEONMAP1(vrshld_s64, aarch64_neon_srshl, Add1ArgType), + NEONMAP1(vrshld_u64, aarch64_neon_urshl, Add1ArgType), + NEONMAP1(vrsqrted_f64, aarch64_neon_frsqrte, Add1ArgType), + NEONMAP1(vrsqrtes_f32, aarch64_neon_frsqrte, Add1ArgType), + NEONMAP1(vrsqrtsd_f64, aarch64_neon_frsqrts, Add1ArgType), + NEONMAP1(vrsqrtss_f32, aarch64_neon_frsqrts, Add1ArgType), + NEONMAP1(vsha1cq_u32, aarch64_crypto_sha1c, 0), + NEONMAP1(vsha1h_u32, aarch64_crypto_sha1h, 0), + NEONMAP1(vsha1mq_u32, aarch64_crypto_sha1m, 0), + NEONMAP1(vsha1pq_u32, aarch64_crypto_sha1p, 0), + NEONMAP1(vshld_s64, aarch64_neon_sshl, Add1ArgType), + NEONMAP1(vshld_u64, aarch64_neon_ushl, Add1ArgType), + NEONMAP1(vslid_n_s64, aarch64_neon_vsli, Vectorize1ArgType), + NEONMAP1(vslid_n_u64, aarch64_neon_vsli, Vectorize1ArgType), + NEONMAP1(vsqaddb_u8, aarch64_neon_usqadd, Vectorize1ArgType | Use64BitVectors), + NEONMAP1(vsqaddd_u64, aarch64_neon_usqadd, Add1ArgType), + NEONMAP1(vsqaddh_u16, aarch64_neon_usqadd, Vectorize1ArgType | Use64BitVectors), + NEONMAP1(vsqadds_u32, aarch64_neon_usqadd, Add1ArgType), + NEONMAP1(vsrid_n_s64, aarch64_neon_vsri, Vectorize1ArgType), + NEONMAP1(vsrid_n_u64, aarch64_neon_vsri, Vectorize1ArgType), + NEONMAP1(vuqaddb_s8, aarch64_neon_suqadd, Vectorize1ArgType | Use64BitVectors), + NEONMAP1(vuqaddd_s64, aarch64_neon_suqadd, Add1ArgType), + NEONMAP1(vuqaddh_s16, aarch64_neon_suqadd, Vectorize1ArgType | Use64BitVectors), + NEONMAP1(vuqadds_s32, aarch64_neon_suqadd, Add1ArgType), +}; + +#undef NEONMAP0 +#undef NEONMAP1 +#undef NEONMAP2 + +static bool NEONSIMDIntrinsicsProvenSorted = false; + +static bool AArch64SIMDIntrinsicsProvenSorted = false; +static bool AArch64SISDIntrinsicsProvenSorted = false; + + +static const NeonIntrinsicInfo * +findNeonIntrinsicInMap(ArrayRef<NeonIntrinsicInfo> IntrinsicMap, + unsigned BuiltinID, bool &MapProvenSorted) { + +#ifndef NDEBUG + if (!MapProvenSorted) { + // FIXME: use std::is_sorted once C++11 is allowed + for (unsigned i = 0; i < IntrinsicMap.size() - 1; ++i) + assert(IntrinsicMap[i].BuiltinID <= IntrinsicMap[i + 1].BuiltinID); + MapProvenSorted = true; + } +#endif + + const NeonIntrinsicInfo *Builtin = + std::lower_bound(IntrinsicMap.begin(), IntrinsicMap.end(), BuiltinID); + + if (Builtin != IntrinsicMap.end() && Builtin->BuiltinID == BuiltinID) + return Builtin; + + return nullptr; +} + +Function *CodeGenFunction::LookupNeonLLVMIntrinsic(unsigned IntrinsicID, + unsigned Modifier, + llvm::Type *ArgType, + const CallExpr *E) { + int VectorSize = 0; + if (Modifier & Use64BitVectors) + VectorSize = 64; + else if (Modifier & Use128BitVectors) + VectorSize = 128; + + // Return type. + SmallVector<llvm::Type *, 3> Tys; + if (Modifier & AddRetType) { + llvm::Type *Ty = ConvertType(E->getCallReturnType()); + if (Modifier & VectorizeRetType) + Ty = llvm::VectorType::get( + Ty, VectorSize ? VectorSize / Ty->getPrimitiveSizeInBits() : 1); + + Tys.push_back(Ty); + } + + // Arguments. + if (Modifier & VectorizeArgTypes) { + int Elts = VectorSize ? VectorSize / ArgType->getPrimitiveSizeInBits() : 1; + ArgType = llvm::VectorType::get(ArgType, Elts); + } + + if (Modifier & (Add1ArgType | Add2ArgTypes)) + Tys.push_back(ArgType); + + if (Modifier & Add2ArgTypes) + Tys.push_back(ArgType); + + if (Modifier & InventFloatType) + Tys.push_back(FloatTy); + + return CGM.getIntrinsic(IntrinsicID, Tys); +} + +static Value *EmitCommonNeonSISDBuiltinExpr(CodeGenFunction &CGF, + const NeonIntrinsicInfo &SISDInfo, + SmallVectorImpl<Value *> &Ops, + const CallExpr *E) { + unsigned BuiltinID = SISDInfo.BuiltinID; + unsigned int Int = SISDInfo.LLVMIntrinsic; + unsigned Modifier = SISDInfo.TypeModifier; + const char *s = SISDInfo.NameHint; + + switch (BuiltinID) { + case NEON::BI__builtin_neon_vcled_s64: + case NEON::BI__builtin_neon_vcled_u64: + case NEON::BI__builtin_neon_vcles_f32: + case NEON::BI__builtin_neon_vcled_f64: + case NEON::BI__builtin_neon_vcltd_s64: + case NEON::BI__builtin_neon_vcltd_u64: + case NEON::BI__builtin_neon_vclts_f32: + case NEON::BI__builtin_neon_vcltd_f64: + case NEON::BI__builtin_neon_vcales_f32: + case NEON::BI__builtin_neon_vcaled_f64: + case NEON::BI__builtin_neon_vcalts_f32: + case NEON::BI__builtin_neon_vcaltd_f64: + // Only one direction of comparisons actually exist, cmle is actually a cmge + // with swapped operands. The table gives us the right intrinsic but we + // still need to do the swap. + std::swap(Ops[0], Ops[1]); + break; + } + + assert(Int && "Generic code assumes a valid intrinsic"); + + // Determine the type(s) of this overloaded AArch64 intrinsic. + const Expr *Arg = E->getArg(0); + llvm::Type *ArgTy = CGF.ConvertType(Arg->getType()); + Function *F = CGF.LookupNeonLLVMIntrinsic(Int, Modifier, ArgTy, E); + + int j = 0; + ConstantInt *C0 = ConstantInt::get(CGF.SizeTy, 0); + for (Function::const_arg_iterator ai = F->arg_begin(), ae = F->arg_end(); + ai != ae; ++ai, ++j) { + llvm::Type *ArgTy = ai->getType(); + if (Ops[j]->getType()->getPrimitiveSizeInBits() == + ArgTy->getPrimitiveSizeInBits()) + continue; + + assert(ArgTy->isVectorTy() && !Ops[j]->getType()->isVectorTy()); + // The constant argument to an _n_ intrinsic always has Int32Ty, so truncate + // it before inserting. + Ops[j] = + CGF.Builder.CreateTruncOrBitCast(Ops[j], ArgTy->getVectorElementType()); + Ops[j] = + CGF.Builder.CreateInsertElement(UndefValue::get(ArgTy), Ops[j], C0); + } + + Value *Result = CGF.EmitNeonCall(F, Ops, s); + llvm::Type *ResultType = CGF.ConvertType(E->getType()); + if (ResultType->getPrimitiveSizeInBits() < + Result->getType()->getPrimitiveSizeInBits()) + return CGF.Builder.CreateExtractElement(Result, C0); + + return CGF.Builder.CreateBitCast(Result, ResultType, s); +} + +Value *CodeGenFunction::EmitCommonNeonBuiltinExpr( + unsigned BuiltinID, unsigned LLVMIntrinsic, unsigned AltLLVMIntrinsic, + const char *NameHint, unsigned Modifier, const CallExpr *E, + SmallVectorImpl<llvm::Value *> &Ops, llvm::Value *Align) { + // Get the last argument, which specifies the vector type. + llvm::APSInt NeonTypeConst; + const Expr *Arg = E->getArg(E->getNumArgs() - 1); + if (!Arg->isIntegerConstantExpr(NeonTypeConst, getContext())) + return nullptr; + + // Determine the type of this overloaded NEON intrinsic. + NeonTypeFlags Type(NeonTypeConst.getZExtValue()); + bool Usgn = Type.isUnsigned(); + bool Quad = Type.isQuad(); + + llvm::VectorType *VTy = GetNeonType(this, Type); + llvm::Type *Ty = VTy; + if (!Ty) + return nullptr; + + unsigned Int = LLVMIntrinsic; + if ((Modifier & UnsignedAlts) && !Usgn) + Int = AltLLVMIntrinsic; + + switch (BuiltinID) { + default: break; + case NEON::BI__builtin_neon_vabs_v: + case NEON::BI__builtin_neon_vabsq_v: + if (VTy->getElementType()->isFloatingPointTy()) + return EmitNeonCall(CGM.getIntrinsic(Intrinsic::fabs, Ty), Ops, "vabs"); + return EmitNeonCall(CGM.getIntrinsic(LLVMIntrinsic, Ty), Ops, "vabs"); + case NEON::BI__builtin_neon_vaddhn_v: { + llvm::VectorType *SrcTy = + llvm::VectorType::getExtendedElementVectorType(VTy); + + // %sum = add <4 x i32> %lhs, %rhs + Ops[0] = Builder.CreateBitCast(Ops[0], SrcTy); + Ops[1] = Builder.CreateBitCast(Ops[1], SrcTy); + Ops[0] = Builder.CreateAdd(Ops[0], Ops[1], "vaddhn"); + + // %high = lshr <4 x i32> %sum, <i32 16, i32 16, i32 16, i32 16> + Constant *ShiftAmt = ConstantInt::get(SrcTy->getElementType(), + SrcTy->getScalarSizeInBits() / 2); + ShiftAmt = ConstantVector::getSplat(VTy->getNumElements(), ShiftAmt); + Ops[0] = Builder.CreateLShr(Ops[0], ShiftAmt, "vaddhn"); + + // %res = trunc <4 x i32> %high to <4 x i16> + return Builder.CreateTrunc(Ops[0], VTy, "vaddhn"); + } + case NEON::BI__builtin_neon_vcale_v: + case NEON::BI__builtin_neon_vcaleq_v: + case NEON::BI__builtin_neon_vcalt_v: + case NEON::BI__builtin_neon_vcaltq_v: + std::swap(Ops[0], Ops[1]); + case NEON::BI__builtin_neon_vcage_v: + case NEON::BI__builtin_neon_vcageq_v: + case NEON::BI__builtin_neon_vcagt_v: + case NEON::BI__builtin_neon_vcagtq_v: { + llvm::Type *VecFlt = llvm::VectorType::get( + VTy->getScalarSizeInBits() == 32 ? FloatTy : DoubleTy, + VTy->getNumElements()); + llvm::Type *Tys[] = { VTy, VecFlt }; + Function *F = CGM.getIntrinsic(LLVMIntrinsic, Tys); + return EmitNeonCall(F, Ops, NameHint); + } + case NEON::BI__builtin_neon_vclz_v: + case NEON::BI__builtin_neon_vclzq_v: + // We generate target-independent intrinsic, which needs a second argument + // for whether or not clz of zero is undefined; on ARM it isn't. + Ops.push_back(Builder.getInt1(getTarget().isCLZForZeroUndef())); + break; + case NEON::BI__builtin_neon_vcvt_f32_v: + case NEON::BI__builtin_neon_vcvtq_f32_v: + Ops[0] = Builder.CreateBitCast(Ops[0], Ty); + Ty = GetNeonType(this, NeonTypeFlags(NeonTypeFlags::Float32, false, Quad)); + return Usgn ? Builder.CreateUIToFP(Ops[0], Ty, "vcvt") + : Builder.CreateSIToFP(Ops[0], Ty, "vcvt"); + case NEON::BI__builtin_neon_vcvt_n_f32_v: + case NEON::BI__builtin_neon_vcvt_n_f64_v: + case NEON::BI__builtin_neon_vcvtq_n_f32_v: + case NEON::BI__builtin_neon_vcvtq_n_f64_v: { + bool Double = + (cast<llvm::IntegerType>(VTy->getElementType())->getBitWidth() == 64); + llvm::Type *FloatTy = + GetNeonType(this, NeonTypeFlags(Double ? NeonTypeFlags::Float64 + : NeonTypeFlags::Float32, + false, Quad)); + llvm::Type *Tys[2] = { FloatTy, Ty }; + Int = Usgn ? LLVMIntrinsic : AltLLVMIntrinsic; + Function *F = CGM.getIntrinsic(Int, Tys); + return EmitNeonCall(F, Ops, "vcvt_n"); + } + case NEON::BI__builtin_neon_vcvt_n_s32_v: + case NEON::BI__builtin_neon_vcvt_n_u32_v: + case NEON::BI__builtin_neon_vcvt_n_s64_v: + case NEON::BI__builtin_neon_vcvt_n_u64_v: + case NEON::BI__builtin_neon_vcvtq_n_s32_v: + case NEON::BI__builtin_neon_vcvtq_n_u32_v: + case NEON::BI__builtin_neon_vcvtq_n_s64_v: + case NEON::BI__builtin_neon_vcvtq_n_u64_v: { + bool Double = + (cast<llvm::IntegerType>(VTy->getElementType())->getBitWidth() == 64); + llvm::Type *FloatTy = + GetNeonType(this, NeonTypeFlags(Double ? NeonTypeFlags::Float64 + : NeonTypeFlags::Float32, + false, Quad)); + llvm::Type *Tys[2] = { Ty, FloatTy }; + Function *F = CGM.getIntrinsic(LLVMIntrinsic, Tys); + return EmitNeonCall(F, Ops, "vcvt_n"); + } + case NEON::BI__builtin_neon_vcvt_s32_v: + case NEON::BI__builtin_neon_vcvt_u32_v: + case NEON::BI__builtin_neon_vcvt_s64_v: + case NEON::BI__builtin_neon_vcvt_u64_v: + case NEON::BI__builtin_neon_vcvtq_s32_v: + case NEON::BI__builtin_neon_vcvtq_u32_v: + case NEON::BI__builtin_neon_vcvtq_s64_v: + case NEON::BI__builtin_neon_vcvtq_u64_v: { + bool Double = + (cast<llvm::IntegerType>(VTy->getElementType())->getBitWidth() == 64); + llvm::Type *FloatTy = + GetNeonType(this, NeonTypeFlags(Double ? NeonTypeFlags::Float64 + : NeonTypeFlags::Float32, + false, Quad)); + Ops[0] = Builder.CreateBitCast(Ops[0], FloatTy); + return Usgn ? Builder.CreateFPToUI(Ops[0], Ty, "vcvt") + : Builder.CreateFPToSI(Ops[0], Ty, "vcvt"); + } + case NEON::BI__builtin_neon_vcvta_s32_v: + case NEON::BI__builtin_neon_vcvta_s64_v: + case NEON::BI__builtin_neon_vcvta_u32_v: + case NEON::BI__builtin_neon_vcvta_u64_v: + case NEON::BI__builtin_neon_vcvtaq_s32_v: + case NEON::BI__builtin_neon_vcvtaq_s64_v: + case NEON::BI__builtin_neon_vcvtaq_u32_v: + case NEON::BI__builtin_neon_vcvtaq_u64_v: + case NEON::BI__builtin_neon_vcvtn_s32_v: + case NEON::BI__builtin_neon_vcvtn_s64_v: + case NEON::BI__builtin_neon_vcvtn_u32_v: + case NEON::BI__builtin_neon_vcvtn_u64_v: + case NEON::BI__builtin_neon_vcvtnq_s32_v: + case NEON::BI__builtin_neon_vcvtnq_s64_v: + case NEON::BI__builtin_neon_vcvtnq_u32_v: + case NEON::BI__builtin_neon_vcvtnq_u64_v: + case NEON::BI__builtin_neon_vcvtp_s32_v: + case NEON::BI__builtin_neon_vcvtp_s64_v: + case NEON::BI__builtin_neon_vcvtp_u32_v: + case NEON::BI__builtin_neon_vcvtp_u64_v: + case NEON::BI__builtin_neon_vcvtpq_s32_v: + case NEON::BI__builtin_neon_vcvtpq_s64_v: + case NEON::BI__builtin_neon_vcvtpq_u32_v: + case NEON::BI__builtin_neon_vcvtpq_u64_v: + case NEON::BI__builtin_neon_vcvtm_s32_v: + case NEON::BI__builtin_neon_vcvtm_s64_v: + case NEON::BI__builtin_neon_vcvtm_u32_v: + case NEON::BI__builtin_neon_vcvtm_u64_v: + case NEON::BI__builtin_neon_vcvtmq_s32_v: + case NEON::BI__builtin_neon_vcvtmq_s64_v: + case NEON::BI__builtin_neon_vcvtmq_u32_v: + case NEON::BI__builtin_neon_vcvtmq_u64_v: { + bool Double = + (cast<llvm::IntegerType>(VTy->getElementType())->getBitWidth() == 64); + llvm::Type *InTy = + GetNeonType(this, + NeonTypeFlags(Double ? NeonTypeFlags::Float64 + : NeonTypeFlags::Float32, false, Quad)); + llvm::Type *Tys[2] = { Ty, InTy }; + return EmitNeonCall(CGM.getIntrinsic(LLVMIntrinsic, Tys), Ops, NameHint); + } + case NEON::BI__builtin_neon_vext_v: + case NEON::BI__builtin_neon_vextq_v: { + int CV = cast<ConstantInt>(Ops[2])->getSExtValue(); + SmallVector<Constant*, 16> Indices; + for (unsigned i = 0, e = VTy->getNumElements(); i != e; ++i) + Indices.push_back(ConstantInt::get(Int32Ty, i+CV)); + + Ops[0] = Builder.CreateBitCast(Ops[0], Ty); + Ops[1] = Builder.CreateBitCast(Ops[1], Ty); + Value *SV = llvm::ConstantVector::get(Indices); + return Builder.CreateShuffleVector(Ops[0], Ops[1], SV, "vext"); + } + case NEON::BI__builtin_neon_vfma_v: + case NEON::BI__builtin_neon_vfmaq_v: { + Value *F = CGM.getIntrinsic(Intrinsic::fma, Ty); + Ops[0] = Builder.CreateBitCast(Ops[0], Ty); + Ops[1] = Builder.CreateBitCast(Ops[1], Ty); + Ops[2] = Builder.CreateBitCast(Ops[2], Ty); + + // NEON intrinsic puts accumulator first, unlike the LLVM fma. + return Builder.CreateCall3(F, Ops[1], Ops[2], Ops[0]); + } + case NEON::BI__builtin_neon_vld1_v: + case NEON::BI__builtin_neon_vld1q_v: + Ops.push_back(Align); + return EmitNeonCall(CGM.getIntrinsic(LLVMIntrinsic, Ty), Ops, "vld1"); + case NEON::BI__builtin_neon_vld2_v: + case NEON::BI__builtin_neon_vld2q_v: + case NEON::BI__builtin_neon_vld3_v: + case NEON::BI__builtin_neon_vld3q_v: + case NEON::BI__builtin_neon_vld4_v: + case NEON::BI__builtin_neon_vld4q_v: { + Function *F = CGM.getIntrinsic(LLVMIntrinsic, Ty); + Ops[1] = Builder.CreateCall2(F, Ops[1], Align, NameHint); + Ty = llvm::PointerType::getUnqual(Ops[1]->getType()); + Ops[0] = Builder.CreateBitCast(Ops[0], Ty); + return Builder.CreateStore(Ops[1], Ops[0]); + } + case NEON::BI__builtin_neon_vld1_dup_v: + case NEON::BI__builtin_neon_vld1q_dup_v: { + Value *V = UndefValue::get(Ty); + Ty = llvm::PointerType::getUnqual(VTy->getElementType()); + Ops[0] = Builder.CreateBitCast(Ops[0], Ty); + LoadInst *Ld = Builder.CreateLoad(Ops[0]); + Ld->setAlignment(cast<ConstantInt>(Align)->getZExtValue()); + llvm::Constant *CI = ConstantInt::get(SizeTy, 0); + Ops[0] = Builder.CreateInsertElement(V, Ld, CI); + return EmitNeonSplat(Ops[0], CI); + } + case NEON::BI__builtin_neon_vld2_lane_v: + case NEON::BI__builtin_neon_vld2q_lane_v: + case NEON::BI__builtin_neon_vld3_lane_v: + case NEON::BI__builtin_neon_vld3q_lane_v: + case NEON::BI__builtin_neon_vld4_lane_v: + case NEON::BI__builtin_neon_vld4q_lane_v: { + Function *F = CGM.getIntrinsic(LLVMIntrinsic, Ty); + for (unsigned I = 2; I < Ops.size() - 1; ++I) + Ops[I] = Builder.CreateBitCast(Ops[I], Ty); + Ops.push_back(Align); + Ops[1] = Builder.CreateCall(F, makeArrayRef(Ops).slice(1), NameHint); + Ty = llvm::PointerType::getUnqual(Ops[1]->getType()); + Ops[0] = Builder.CreateBitCast(Ops[0], Ty); + return Builder.CreateStore(Ops[1], Ops[0]); + } + case NEON::BI__builtin_neon_vmovl_v: { + llvm::Type *DTy =llvm::VectorType::getTruncatedElementVectorType(VTy); + Ops[0] = Builder.CreateBitCast(Ops[0], DTy); + if (Usgn) + return Builder.CreateZExt(Ops[0], Ty, "vmovl"); + return Builder.CreateSExt(Ops[0], Ty, "vmovl"); + } + case NEON::BI__builtin_neon_vmovn_v: { + llvm::Type *QTy = llvm::VectorType::getExtendedElementVectorType(VTy); + Ops[0] = Builder.CreateBitCast(Ops[0], QTy); + return Builder.CreateTrunc(Ops[0], Ty, "vmovn"); + } + case NEON::BI__builtin_neon_vmull_v: + // FIXME: the integer vmull operations could be emitted in terms of pure + // LLVM IR (2 exts followed by a mul). Unfortunately LLVM has a habit of + // hoisting the exts outside loops. Until global ISel comes along that can + // see through such movement this leads to bad CodeGen. So we need an + // intrinsic for now. + Int = Usgn ? Intrinsic::arm_neon_vmullu : Intrinsic::arm_neon_vmulls; + Int = Type.isPoly() ? (unsigned)Intrinsic::arm_neon_vmullp : Int; + return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vmull"); + case NEON::BI__builtin_neon_vpadal_v: + case NEON::BI__builtin_neon_vpadalq_v: { + // The source operand type has twice as many elements of half the size. + unsigned EltBits = VTy->getElementType()->getPrimitiveSizeInBits(); + llvm::Type *EltTy = + llvm::IntegerType::get(getLLVMContext(), EltBits / 2); + llvm::Type *NarrowTy = + llvm::VectorType::get(EltTy, VTy->getNumElements() * 2); + llvm::Type *Tys[2] = { Ty, NarrowTy }; + return EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, NameHint); + } + case NEON::BI__builtin_neon_vpaddl_v: + case NEON::BI__builtin_neon_vpaddlq_v: { + // The source operand type has twice as many elements of half the size. + unsigned EltBits = VTy->getElementType()->getPrimitiveSizeInBits(); + llvm::Type *EltTy = llvm::IntegerType::get(getLLVMContext(), EltBits / 2); + llvm::Type *NarrowTy = + llvm::VectorType::get(EltTy, VTy->getNumElements() * 2); + llvm::Type *Tys[2] = { Ty, NarrowTy }; + return EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vpaddl"); + } + case NEON::BI__builtin_neon_vqdmlal_v: + case NEON::BI__builtin_neon_vqdmlsl_v: { + SmallVector<Value *, 2> MulOps(Ops.begin() + 1, Ops.end()); + Value *Mul = EmitNeonCall(CGM.getIntrinsic(LLVMIntrinsic, Ty), + MulOps, "vqdmlal"); + + SmallVector<Value *, 2> AccumOps; + AccumOps.push_back(Ops[0]); + AccumOps.push_back(Mul); + return EmitNeonCall(CGM.getIntrinsic(AltLLVMIntrinsic, Ty), + AccumOps, NameHint); + } + case NEON::BI__builtin_neon_vqshl_n_v: + case NEON::BI__builtin_neon_vqshlq_n_v: + return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vqshl_n", + 1, false); + case NEON::BI__builtin_neon_vrecpe_v: + case NEON::BI__builtin_neon_vrecpeq_v: + case NEON::BI__builtin_neon_vrsqrte_v: + case NEON::BI__builtin_neon_vrsqrteq_v: + Int = Ty->isFPOrFPVectorTy() ? LLVMIntrinsic : AltLLVMIntrinsic; + return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, NameHint); + + case NEON::BI__builtin_neon_vshl_n_v: + case NEON::BI__builtin_neon_vshlq_n_v: + Ops[1] = EmitNeonShiftVector(Ops[1], Ty, false); + return Builder.CreateShl(Builder.CreateBitCast(Ops[0],Ty), Ops[1], + "vshl_n"); + case NEON::BI__builtin_neon_vshll_n_v: { + llvm::Type *SrcTy = llvm::VectorType::getTruncatedElementVectorType(VTy); + Ops[0] = Builder.CreateBitCast(Ops[0], SrcTy); + if (Usgn) + Ops[0] = Builder.CreateZExt(Ops[0], VTy); + else + Ops[0] = Builder.CreateSExt(Ops[0], VTy); + Ops[1] = EmitNeonShiftVector(Ops[1], VTy, false); + return Builder.CreateShl(Ops[0], Ops[1], "vshll_n"); + } + case NEON::BI__builtin_neon_vshrn_n_v: { + llvm::Type *SrcTy = llvm::VectorType::getExtendedElementVectorType(VTy); + Ops[0] = Builder.CreateBitCast(Ops[0], SrcTy); + Ops[1] = EmitNeonShiftVector(Ops[1], SrcTy, false); + if (Usgn) + Ops[0] = Builder.CreateLShr(Ops[0], Ops[1]); + else + Ops[0] = Builder.CreateAShr(Ops[0], Ops[1]); + return Builder.CreateTrunc(Ops[0], Ty, "vshrn_n"); + } + case NEON::BI__builtin_neon_vshr_n_v: + case NEON::BI__builtin_neon_vshrq_n_v: + return EmitNeonRShiftImm(Ops[0], Ops[1], Ty, Usgn, "vshr_n"); + case NEON::BI__builtin_neon_vst1_v: + case NEON::BI__builtin_neon_vst1q_v: + case NEON::BI__builtin_neon_vst2_v: + case NEON::BI__builtin_neon_vst2q_v: + case NEON::BI__builtin_neon_vst3_v: + case NEON::BI__builtin_neon_vst3q_v: + case NEON::BI__builtin_neon_vst4_v: + case NEON::BI__builtin_neon_vst4q_v: + case NEON::BI__builtin_neon_vst2_lane_v: + case NEON::BI__builtin_neon_vst2q_lane_v: + case NEON::BI__builtin_neon_vst3_lane_v: + case NEON::BI__builtin_neon_vst3q_lane_v: + case NEON::BI__builtin_neon_vst4_lane_v: + case NEON::BI__builtin_neon_vst4q_lane_v: + Ops.push_back(Align); + return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, ""); + case NEON::BI__builtin_neon_vsubhn_v: { + llvm::VectorType *SrcTy = + llvm::VectorType::getExtendedElementVectorType(VTy); + + // %sum = add <4 x i32> %lhs, %rhs + Ops[0] = Builder.CreateBitCast(Ops[0], SrcTy); + Ops[1] = Builder.CreateBitCast(Ops[1], SrcTy); + Ops[0] = Builder.CreateSub(Ops[0], Ops[1], "vsubhn"); + + // %high = lshr <4 x i32> %sum, <i32 16, i32 16, i32 16, i32 16> + Constant *ShiftAmt = ConstantInt::get(SrcTy->getElementType(), + SrcTy->getScalarSizeInBits() / 2); + ShiftAmt = ConstantVector::getSplat(VTy->getNumElements(), ShiftAmt); + Ops[0] = Builder.CreateLShr(Ops[0], ShiftAmt, "vsubhn"); + + // %res = trunc <4 x i32> %high to <4 x i16> + return Builder.CreateTrunc(Ops[0], VTy, "vsubhn"); + } + case NEON::BI__builtin_neon_vtrn_v: + case NEON::BI__builtin_neon_vtrnq_v: { + Ops[0] = Builder.CreateBitCast(Ops[0], llvm::PointerType::getUnqual(Ty)); + Ops[1] = Builder.CreateBitCast(Ops[1], Ty); + Ops[2] = Builder.CreateBitCast(Ops[2], Ty); + Value *SV = nullptr; + + for (unsigned vi = 0; vi != 2; ++vi) { + SmallVector<Constant*, 16> Indices; + for (unsigned i = 0, e = VTy->getNumElements(); i != e; i += 2) { + Indices.push_back(Builder.getInt32(i+vi)); + Indices.push_back(Builder.getInt32(i+e+vi)); + } + Value *Addr = Builder.CreateConstInBoundsGEP1_32(Ops[0], vi); + SV = llvm::ConstantVector::get(Indices); + SV = Builder.CreateShuffleVector(Ops[1], Ops[2], SV, "vtrn"); + SV = Builder.CreateStore(SV, Addr); + } + return SV; + } + case NEON::BI__builtin_neon_vtst_v: + case NEON::BI__builtin_neon_vtstq_v: { + Ops[0] = Builder.CreateBitCast(Ops[0], Ty); + Ops[1] = Builder.CreateBitCast(Ops[1], Ty); + Ops[0] = Builder.CreateAnd(Ops[0], Ops[1]); + Ops[0] = Builder.CreateICmp(ICmpInst::ICMP_NE, Ops[0], + ConstantAggregateZero::get(Ty)); + return Builder.CreateSExt(Ops[0], Ty, "vtst"); + } + case NEON::BI__builtin_neon_vuzp_v: + case NEON::BI__builtin_neon_vuzpq_v: { + Ops[0] = Builder.CreateBitCast(Ops[0], llvm::PointerType::getUnqual(Ty)); + Ops[1] = Builder.CreateBitCast(Ops[1], Ty); + Ops[2] = Builder.CreateBitCast(Ops[2], Ty); + Value *SV = nullptr; + + for (unsigned vi = 0; vi != 2; ++vi) { + SmallVector<Constant*, 16> Indices; + for (unsigned i = 0, e = VTy->getNumElements(); i != e; ++i) + Indices.push_back(ConstantInt::get(Int32Ty, 2*i+vi)); + + Value *Addr = Builder.CreateConstInBoundsGEP1_32(Ops[0], vi); + SV = llvm::ConstantVector::get(Indices); + SV = Builder.CreateShuffleVector(Ops[1], Ops[2], SV, "vuzp"); + SV = Builder.CreateStore(SV, Addr); + } + return SV; + } + case NEON::BI__builtin_neon_vzip_v: + case NEON::BI__builtin_neon_vzipq_v: { + Ops[0] = Builder.CreateBitCast(Ops[0], llvm::PointerType::getUnqual(Ty)); + Ops[1] = Builder.CreateBitCast(Ops[1], Ty); + Ops[2] = Builder.CreateBitCast(Ops[2], Ty); + Value *SV = nullptr; + + for (unsigned vi = 0; vi != 2; ++vi) { + SmallVector<Constant*, 16> Indices; + for (unsigned i = 0, e = VTy->getNumElements(); i != e; i += 2) { + Indices.push_back(ConstantInt::get(Int32Ty, (i + vi*e) >> 1)); + Indices.push_back(ConstantInt::get(Int32Ty, ((i + vi*e) >> 1)+e)); + } + Value *Addr = Builder.CreateConstInBoundsGEP1_32(Ops[0], vi); + SV = llvm::ConstantVector::get(Indices); + SV = Builder.CreateShuffleVector(Ops[1], Ops[2], SV, "vzip"); + SV = Builder.CreateStore(SV, Addr); + } + return SV; + } + } + + assert(Int && "Expected valid intrinsic number"); + + // Determine the type(s) of this overloaded AArch64 intrinsic. + Function *F = LookupNeonLLVMIntrinsic(Int, Modifier, Ty, E); + + Value *Result = EmitNeonCall(F, Ops, NameHint); + llvm::Type *ResultType = ConvertType(E->getType()); + // AArch64 intrinsic one-element vector type cast to + // scalar type expected by the builtin + return Builder.CreateBitCast(Result, ResultType, NameHint); +} + +Value *CodeGenFunction::EmitAArch64CompareBuiltinExpr( + Value *Op, llvm::Type *Ty, const CmpInst::Predicate Fp, + const CmpInst::Predicate Ip, const Twine &Name) { + llvm::Type *OTy = Op->getType(); + + // FIXME: this is utterly horrific. We should not be looking at previous + // codegen context to find out what needs doing. Unfortunately TableGen + // currently gives us exactly the same calls for vceqz_f32 and vceqz_s32 + // (etc). + if (BitCastInst *BI = dyn_cast<BitCastInst>(Op)) + OTy = BI->getOperand(0)->getType(); + + Op = Builder.CreateBitCast(Op, OTy); + if (OTy->getScalarType()->isFloatingPointTy()) { + Op = Builder.CreateFCmp(Fp, Op, Constant::getNullValue(OTy)); + } else { + Op = Builder.CreateICmp(Ip, Op, Constant::getNullValue(OTy)); + } + return Builder.CreateSExt(Op, Ty, Name); +} + +static Value *packTBLDVectorList(CodeGenFunction &CGF, ArrayRef<Value *> Ops, + Value *ExtOp, Value *IndexOp, + llvm::Type *ResTy, unsigned IntID, + const char *Name) { + SmallVector<Value *, 2> TblOps; + if (ExtOp) + TblOps.push_back(ExtOp); + + // Build a vector containing sequential number like (0, 1, 2, ..., 15) + SmallVector<Constant*, 16> Indices; + llvm::VectorType *TblTy = cast<llvm::VectorType>(Ops[0]->getType()); + for (unsigned i = 0, e = TblTy->getNumElements(); i != e; ++i) { + Indices.push_back(ConstantInt::get(CGF.Int32Ty, 2*i)); + Indices.push_back(ConstantInt::get(CGF.Int32Ty, 2*i+1)); + } + Value *SV = llvm::ConstantVector::get(Indices); + + int PairPos = 0, End = Ops.size() - 1; + while (PairPos < End) { + TblOps.push_back(CGF.Builder.CreateShuffleVector(Ops[PairPos], + Ops[PairPos+1], SV, Name)); + PairPos += 2; + } + + // If there's an odd number of 64-bit lookup table, fill the high 64-bit + // of the 128-bit lookup table with zero. + if (PairPos == End) { + Value *ZeroTbl = ConstantAggregateZero::get(TblTy); + TblOps.push_back(CGF.Builder.CreateShuffleVector(Ops[PairPos], + ZeroTbl, SV, Name)); + } + + Function *TblF; + TblOps.push_back(IndexOp); + TblF = CGF.CGM.getIntrinsic(IntID, ResTy); + + return CGF.EmitNeonCall(TblF, TblOps, Name); +} + +Value *CodeGenFunction::EmitARMBuiltinExpr(unsigned BuiltinID, + const CallExpr *E) { + unsigned HintID = static_cast<unsigned>(-1); + switch (BuiltinID) { + default: break; + case ARM::BI__builtin_arm_nop: + HintID = 0; + break; + case ARM::BI__builtin_arm_yield: + case ARM::BI__yield: + HintID = 1; + break; + case ARM::BI__builtin_arm_wfe: + case ARM::BI__wfe: + HintID = 2; + break; + case ARM::BI__builtin_arm_wfi: + case ARM::BI__wfi: + HintID = 3; + break; + case ARM::BI__builtin_arm_sev: + case ARM::BI__sev: + HintID = 4; + break; + case ARM::BI__builtin_arm_sevl: + case ARM::BI__sevl: + HintID = 5; + break; + } + + if (HintID != static_cast<unsigned>(-1)) { + Function *F = CGM.getIntrinsic(Intrinsic::arm_hint); + return Builder.CreateCall(F, llvm::ConstantInt::get(Int32Ty, HintID)); + } + + if (BuiltinID == ARM::BI__builtin_arm_rbit) { + return Builder.CreateCall(CGM.getIntrinsic(Intrinsic::arm_rbit), + EmitScalarExpr(E->getArg(0)), + "rbit"); + } + + if (BuiltinID == ARM::BI__clear_cache) { + assert(E->getNumArgs() == 2 && "__clear_cache takes 2 arguments"); + const FunctionDecl *FD = E->getDirectCallee(); + SmallVector<Value*, 2> Ops; + for (unsigned i = 0; i < 2; i++) + Ops.push_back(EmitScalarExpr(E->getArg(i))); + llvm::Type *Ty = CGM.getTypes().ConvertType(FD->getType()); + llvm::FunctionType *FTy = cast<llvm::FunctionType>(Ty); + StringRef Name = FD->getName(); + return EmitNounwindRuntimeCall(CGM.CreateRuntimeFunction(FTy, Name), Ops); + } + + if (BuiltinID == ARM::BI__builtin_arm_ldrexd || + ((BuiltinID == ARM::BI__builtin_arm_ldrex || + BuiltinID == ARM::BI__builtin_arm_ldaex) && + getContext().getTypeSize(E->getType()) == 64) || + BuiltinID == ARM::BI__ldrexd) { + Function *F; + + switch (BuiltinID) { + default: llvm_unreachable("unexpected builtin"); + case ARM::BI__builtin_arm_ldaex: + F = CGM.getIntrinsic(Intrinsic::arm_ldaexd); + break; + case ARM::BI__builtin_arm_ldrexd: + case ARM::BI__builtin_arm_ldrex: + case ARM::BI__ldrexd: + F = CGM.getIntrinsic(Intrinsic::arm_ldrexd); + break; + } + + Value *LdPtr = EmitScalarExpr(E->getArg(0)); + Value *Val = Builder.CreateCall(F, Builder.CreateBitCast(LdPtr, Int8PtrTy), + "ldrexd"); + + Value *Val0 = Builder.CreateExtractValue(Val, 1); + Value *Val1 = Builder.CreateExtractValue(Val, 0); + Val0 = Builder.CreateZExt(Val0, Int64Ty); + Val1 = Builder.CreateZExt(Val1, Int64Ty); + + Value *ShiftCst = llvm::ConstantInt::get(Int64Ty, 32); + Val = Builder.CreateShl(Val0, ShiftCst, "shl", true /* nuw */); + Val = Builder.CreateOr(Val, Val1); + return Builder.CreateBitCast(Val, ConvertType(E->getType())); + } + + if (BuiltinID == ARM::BI__builtin_arm_ldrex || + BuiltinID == ARM::BI__builtin_arm_ldaex) { + Value *LoadAddr = EmitScalarExpr(E->getArg(0)); + + QualType Ty = E->getType(); + llvm::Type *RealResTy = ConvertType(Ty); + llvm::Type *IntResTy = llvm::IntegerType::get(getLLVMContext(), + getContext().getTypeSize(Ty)); + LoadAddr = Builder.CreateBitCast(LoadAddr, IntResTy->getPointerTo()); + + Function *F = CGM.getIntrinsic(BuiltinID == ARM::BI__builtin_arm_ldaex + ? Intrinsic::arm_ldaex + : Intrinsic::arm_ldrex, + LoadAddr->getType()); + Value *Val = Builder.CreateCall(F, LoadAddr, "ldrex"); + + if (RealResTy->isPointerTy()) + return Builder.CreateIntToPtr(Val, RealResTy); + else { + Val = Builder.CreateTruncOrBitCast(Val, IntResTy); + return Builder.CreateBitCast(Val, RealResTy); + } + } + + if (BuiltinID == ARM::BI__builtin_arm_strexd || + ((BuiltinID == ARM::BI__builtin_arm_stlex || + BuiltinID == ARM::BI__builtin_arm_strex) && + getContext().getTypeSize(E->getArg(0)->getType()) == 64)) { + Function *F = CGM.getIntrinsic(BuiltinID == ARM::BI__builtin_arm_stlex + ? Intrinsic::arm_stlexd + : Intrinsic::arm_strexd); + llvm::Type *STy = llvm::StructType::get(Int32Ty, Int32Ty, NULL); + + Value *Tmp = CreateMemTemp(E->getArg(0)->getType()); + Value *Val = EmitScalarExpr(E->getArg(0)); + Builder.CreateStore(Val, Tmp); + + Value *LdPtr = Builder.CreateBitCast(Tmp,llvm::PointerType::getUnqual(STy)); + Val = Builder.CreateLoad(LdPtr); + + Value *Arg0 = Builder.CreateExtractValue(Val, 0); + Value *Arg1 = Builder.CreateExtractValue(Val, 1); + Value *StPtr = Builder.CreateBitCast(EmitScalarExpr(E->getArg(1)), Int8PtrTy); + return Builder.CreateCall3(F, Arg0, Arg1, StPtr, "strexd"); + } + + if (BuiltinID == ARM::BI__builtin_arm_strex || + BuiltinID == ARM::BI__builtin_arm_stlex) { + Value *StoreVal = EmitScalarExpr(E->getArg(0)); + Value *StoreAddr = EmitScalarExpr(E->getArg(1)); + + QualType Ty = E->getArg(0)->getType(); + llvm::Type *StoreTy = llvm::IntegerType::get(getLLVMContext(), + getContext().getTypeSize(Ty)); + StoreAddr = Builder.CreateBitCast(StoreAddr, StoreTy->getPointerTo()); + + if (StoreVal->getType()->isPointerTy()) + StoreVal = Builder.CreatePtrToInt(StoreVal, Int32Ty); + else { + StoreVal = Builder.CreateBitCast(StoreVal, StoreTy); + StoreVal = Builder.CreateZExtOrBitCast(StoreVal, Int32Ty); + } + + Function *F = CGM.getIntrinsic(BuiltinID == ARM::BI__builtin_arm_stlex + ? Intrinsic::arm_stlex + : Intrinsic::arm_strex, + StoreAddr->getType()); + return Builder.CreateCall2(F, StoreVal, StoreAddr, "strex"); + } + + if (BuiltinID == ARM::BI__builtin_arm_clrex) { + Function *F = CGM.getIntrinsic(Intrinsic::arm_clrex); + return Builder.CreateCall(F); + } + + // CRC32 + Intrinsic::ID CRCIntrinsicID = Intrinsic::not_intrinsic; + switch (BuiltinID) { + case ARM::BI__builtin_arm_crc32b: + CRCIntrinsicID = Intrinsic::arm_crc32b; break; + case ARM::BI__builtin_arm_crc32cb: + CRCIntrinsicID = Intrinsic::arm_crc32cb; break; + case ARM::BI__builtin_arm_crc32h: + CRCIntrinsicID = Intrinsic::arm_crc32h; break; + case ARM::BI__builtin_arm_crc32ch: + CRCIntrinsicID = Intrinsic::arm_crc32ch; break; + case ARM::BI__builtin_arm_crc32w: + case ARM::BI__builtin_arm_crc32d: + CRCIntrinsicID = Intrinsic::arm_crc32w; break; + case ARM::BI__builtin_arm_crc32cw: + case ARM::BI__builtin_arm_crc32cd: + CRCIntrinsicID = Intrinsic::arm_crc32cw; break; + } + + if (CRCIntrinsicID != Intrinsic::not_intrinsic) { + Value *Arg0 = EmitScalarExpr(E->getArg(0)); + Value *Arg1 = EmitScalarExpr(E->getArg(1)); + + // crc32{c,}d intrinsics are implemnted as two calls to crc32{c,}w + // intrinsics, hence we need different codegen for these cases. + if (BuiltinID == ARM::BI__builtin_arm_crc32d || + BuiltinID == ARM::BI__builtin_arm_crc32cd) { + Value *C1 = llvm::ConstantInt::get(Int64Ty, 32); + Value *Arg1a = Builder.CreateTruncOrBitCast(Arg1, Int32Ty); + Value *Arg1b = Builder.CreateLShr(Arg1, C1); + Arg1b = Builder.CreateTruncOrBitCast(Arg1b, Int32Ty); + + Function *F = CGM.getIntrinsic(CRCIntrinsicID); + Value *Res = Builder.CreateCall2(F, Arg0, Arg1a); + return Builder.CreateCall2(F, Res, Arg1b); + } else { + Arg1 = Builder.CreateZExtOrBitCast(Arg1, Int32Ty); + + Function *F = CGM.getIntrinsic(CRCIntrinsicID); + return Builder.CreateCall2(F, Arg0, Arg1); + } + } + + SmallVector<Value*, 4> Ops; + llvm::Value *Align = nullptr; + for (unsigned i = 0, e = E->getNumArgs() - 1; i != e; i++) { + if (i == 0) { + switch (BuiltinID) { + case NEON::BI__builtin_neon_vld1_v: + case NEON::BI__builtin_neon_vld1q_v: + case NEON::BI__builtin_neon_vld1q_lane_v: + case NEON::BI__builtin_neon_vld1_lane_v: + case NEON::BI__builtin_neon_vld1_dup_v: + case NEON::BI__builtin_neon_vld1q_dup_v: + case NEON::BI__builtin_neon_vst1_v: + case NEON::BI__builtin_neon_vst1q_v: + case NEON::BI__builtin_neon_vst1q_lane_v: + case NEON::BI__builtin_neon_vst1_lane_v: + case NEON::BI__builtin_neon_vst2_v: + case NEON::BI__builtin_neon_vst2q_v: + case NEON::BI__builtin_neon_vst2_lane_v: + case NEON::BI__builtin_neon_vst2q_lane_v: + case NEON::BI__builtin_neon_vst3_v: + case NEON::BI__builtin_neon_vst3q_v: + case NEON::BI__builtin_neon_vst3_lane_v: + case NEON::BI__builtin_neon_vst3q_lane_v: + case NEON::BI__builtin_neon_vst4_v: + case NEON::BI__builtin_neon_vst4q_v: + case NEON::BI__builtin_neon_vst4_lane_v: + case NEON::BI__builtin_neon_vst4q_lane_v: + // Get the alignment for the argument in addition to the value; + // we'll use it later. + std::pair<llvm::Value*, unsigned> Src = + EmitPointerWithAlignment(E->getArg(0)); + Ops.push_back(Src.first); + Align = Builder.getInt32(Src.second); + continue; + } + } + if (i == 1) { + switch (BuiltinID) { + case NEON::BI__builtin_neon_vld2_v: + case NEON::BI__builtin_neon_vld2q_v: + case NEON::BI__builtin_neon_vld3_v: + case NEON::BI__builtin_neon_vld3q_v: + case NEON::BI__builtin_neon_vld4_v: + case NEON::BI__builtin_neon_vld4q_v: + case NEON::BI__builtin_neon_vld2_lane_v: + case NEON::BI__builtin_neon_vld2q_lane_v: + case NEON::BI__builtin_neon_vld3_lane_v: + case NEON::BI__builtin_neon_vld3q_lane_v: + case NEON::BI__builtin_neon_vld4_lane_v: + case NEON::BI__builtin_neon_vld4q_lane_v: + case NEON::BI__builtin_neon_vld2_dup_v: + case NEON::BI__builtin_neon_vld3_dup_v: + case NEON::BI__builtin_neon_vld4_dup_v: + // Get the alignment for the argument in addition to the value; + // we'll use it later. + std::pair<llvm::Value*, unsigned> Src = + EmitPointerWithAlignment(E->getArg(1)); + Ops.push_back(Src.first); + Align = Builder.getInt32(Src.second); + continue; + } + } + Ops.push_back(EmitScalarExpr(E->getArg(i))); + } + + switch (BuiltinID) { + default: break; + // vget_lane and vset_lane are not overloaded and do not have an extra + // argument that specifies the vector type. + case NEON::BI__builtin_neon_vget_lane_i8: + case NEON::BI__builtin_neon_vget_lane_i16: + case NEON::BI__builtin_neon_vget_lane_i32: + case NEON::BI__builtin_neon_vget_lane_i64: + case NEON::BI__builtin_neon_vget_lane_f32: + case NEON::BI__builtin_neon_vgetq_lane_i8: + case NEON::BI__builtin_neon_vgetq_lane_i16: + case NEON::BI__builtin_neon_vgetq_lane_i32: + case NEON::BI__builtin_neon_vgetq_lane_i64: + case NEON::BI__builtin_neon_vgetq_lane_f32: + return Builder.CreateExtractElement(Ops[0], EmitScalarExpr(E->getArg(1)), + "vget_lane"); + case NEON::BI__builtin_neon_vset_lane_i8: + case NEON::BI__builtin_neon_vset_lane_i16: + case NEON::BI__builtin_neon_vset_lane_i32: + case NEON::BI__builtin_neon_vset_lane_i64: + case NEON::BI__builtin_neon_vset_lane_f32: + case NEON::BI__builtin_neon_vsetq_lane_i8: + case NEON::BI__builtin_neon_vsetq_lane_i16: + case NEON::BI__builtin_neon_vsetq_lane_i32: + case NEON::BI__builtin_neon_vsetq_lane_i64: + case NEON::BI__builtin_neon_vsetq_lane_f32: + Ops.push_back(EmitScalarExpr(E->getArg(2))); + return Builder.CreateInsertElement(Ops[1], Ops[0], Ops[2], "vset_lane"); + + // Non-polymorphic crypto instructions also not overloaded + case NEON::BI__builtin_neon_vsha1h_u32: + Ops.push_back(EmitScalarExpr(E->getArg(0))); + return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_sha1h), Ops, + "vsha1h"); + case NEON::BI__builtin_neon_vsha1cq_u32: + Ops.push_back(EmitScalarExpr(E->getArg(2))); + return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_sha1c), Ops, + "vsha1h"); + case NEON::BI__builtin_neon_vsha1pq_u32: + Ops.push_back(EmitScalarExpr(E->getArg(2))); + return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_sha1p), Ops, + "vsha1h"); + case NEON::BI__builtin_neon_vsha1mq_u32: + Ops.push_back(EmitScalarExpr(E->getArg(2))); + return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_sha1m), Ops, + "vsha1h"); + } + + // Get the last argument, which specifies the vector type. + llvm::APSInt Result; + const Expr *Arg = E->getArg(E->getNumArgs()-1); + if (!Arg->isIntegerConstantExpr(Result, getContext())) + return nullptr; + + if (BuiltinID == ARM::BI__builtin_arm_vcvtr_f || + BuiltinID == ARM::BI__builtin_arm_vcvtr_d) { + // Determine the overloaded type of this builtin. + llvm::Type *Ty; + if (BuiltinID == ARM::BI__builtin_arm_vcvtr_f) + Ty = FloatTy; + else + Ty = DoubleTy; + + // Determine whether this is an unsigned conversion or not. + bool usgn = Result.getZExtValue() == 1; + unsigned Int = usgn ? Intrinsic::arm_vcvtru : Intrinsic::arm_vcvtr; + + // Call the appropriate intrinsic. + Function *F = CGM.getIntrinsic(Int, Ty); + return Builder.CreateCall(F, Ops, "vcvtr"); + } + + // Determine the type of this overloaded NEON intrinsic. + NeonTypeFlags Type(Result.getZExtValue()); + bool usgn = Type.isUnsigned(); + bool rightShift = false; + + llvm::VectorType *VTy = GetNeonType(this, Type); + llvm::Type *Ty = VTy; + if (!Ty) + return nullptr; + + // Many NEON builtins have identical semantics and uses in ARM and + // AArch64. Emit these in a single function. + ArrayRef<NeonIntrinsicInfo> IntrinsicMap(ARMSIMDIntrinsicMap); + const NeonIntrinsicInfo *Builtin = findNeonIntrinsicInMap( + IntrinsicMap, BuiltinID, NEONSIMDIntrinsicsProvenSorted); + if (Builtin) + return EmitCommonNeonBuiltinExpr( + Builtin->BuiltinID, Builtin->LLVMIntrinsic, Builtin->AltLLVMIntrinsic, + Builtin->NameHint, Builtin->TypeModifier, E, Ops, Align); + + unsigned Int; + switch (BuiltinID) { + default: return nullptr; + case NEON::BI__builtin_neon_vld1q_lane_v: + // Handle 64-bit integer elements as a special case. Use shuffles of + // one-element vectors to avoid poor code for i64 in the backend. + if (VTy->getElementType()->isIntegerTy(64)) { + // Extract the other lane. + Ops[1] = Builder.CreateBitCast(Ops[1], Ty); + int Lane = cast<ConstantInt>(Ops[2])->getZExtValue(); + Value *SV = llvm::ConstantVector::get(ConstantInt::get(Int32Ty, 1-Lane)); + Ops[1] = Builder.CreateShuffleVector(Ops[1], Ops[1], SV); + // Load the value as a one-element vector. + Ty = llvm::VectorType::get(VTy->getElementType(), 1); + Function *F = CGM.getIntrinsic(Intrinsic::arm_neon_vld1, Ty); + Value *Ld = Builder.CreateCall2(F, Ops[0], Align); + // Combine them. + SmallVector<Constant*, 2> Indices; + Indices.push_back(ConstantInt::get(Int32Ty, 1-Lane)); + Indices.push_back(ConstantInt::get(Int32Ty, Lane)); + SV = llvm::ConstantVector::get(Indices); + return Builder.CreateShuffleVector(Ops[1], Ld, SV, "vld1q_lane"); + } + // fall through + case NEON::BI__builtin_neon_vld1_lane_v: { + Ops[1] = Builder.CreateBitCast(Ops[1], Ty); + Ty = llvm::PointerType::getUnqual(VTy->getElementType()); + Ops[0] = Builder.CreateBitCast(Ops[0], Ty); + LoadInst *Ld = Builder.CreateLoad(Ops[0]); + Ld->setAlignment(cast<ConstantInt>(Align)->getZExtValue()); + return Builder.CreateInsertElement(Ops[1], Ld, Ops[2], "vld1_lane"); + } + case NEON::BI__builtin_neon_vld2_dup_v: + case NEON::BI__builtin_neon_vld3_dup_v: + case NEON::BI__builtin_neon_vld4_dup_v: { + // Handle 64-bit elements as a special-case. There is no "dup" needed. + if (VTy->getElementType()->getPrimitiveSizeInBits() == 64) { + switch (BuiltinID) { + case NEON::BI__builtin_neon_vld2_dup_v: + Int = Intrinsic::arm_neon_vld2; + break; + case NEON::BI__builtin_neon_vld3_dup_v: + Int = Intrinsic::arm_neon_vld3; + break; + case NEON::BI__builtin_neon_vld4_dup_v: + Int = Intrinsic::arm_neon_vld4; + break; + default: llvm_unreachable("unknown vld_dup intrinsic?"); + } + Function *F = CGM.getIntrinsic(Int, Ty); + Ops[1] = Builder.CreateCall2(F, Ops[1], Align, "vld_dup"); + Ty = llvm::PointerType::getUnqual(Ops[1]->getType()); + Ops[0] = Builder.CreateBitCast(Ops[0], Ty); + return Builder.CreateStore(Ops[1], Ops[0]); + } + switch (BuiltinID) { + case NEON::BI__builtin_neon_vld2_dup_v: + Int = Intrinsic::arm_neon_vld2lane; + break; + case NEON::BI__builtin_neon_vld3_dup_v: + Int = Intrinsic::arm_neon_vld3lane; + break; + case NEON::BI__builtin_neon_vld4_dup_v: + Int = Intrinsic::arm_neon_vld4lane; + break; + default: llvm_unreachable("unknown vld_dup intrinsic?"); + } + Function *F = CGM.getIntrinsic(Int, Ty); + llvm::StructType *STy = cast<llvm::StructType>(F->getReturnType()); + + SmallVector<Value*, 6> Args; + Args.push_back(Ops[1]); + Args.append(STy->getNumElements(), UndefValue::get(Ty)); + + llvm::Constant *CI = ConstantInt::get(Int32Ty, 0); + Args.push_back(CI); + Args.push_back(Align); + + Ops[1] = Builder.CreateCall(F, Args, "vld_dup"); + // splat lane 0 to all elts in each vector of the result. + for (unsigned i = 0, e = STy->getNumElements(); i != e; ++i) { + Value *Val = Builder.CreateExtractValue(Ops[1], i); + Value *Elt = Builder.CreateBitCast(Val, Ty); + Elt = EmitNeonSplat(Elt, CI); + Elt = Builder.CreateBitCast(Elt, Val->getType()); + Ops[1] = Builder.CreateInsertValue(Ops[1], Elt, i); + } + Ty = llvm::PointerType::getUnqual(Ops[1]->getType()); + Ops[0] = Builder.CreateBitCast(Ops[0], Ty); + return Builder.CreateStore(Ops[1], Ops[0]); + } + case NEON::BI__builtin_neon_vqrshrn_n_v: + Int = + usgn ? Intrinsic::arm_neon_vqrshiftnu : Intrinsic::arm_neon_vqrshiftns; + return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vqrshrn_n", + 1, true); + case NEON::BI__builtin_neon_vqrshrun_n_v: + return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_vqrshiftnsu, Ty), + Ops, "vqrshrun_n", 1, true); + case NEON::BI__builtin_neon_vqshlu_n_v: + case NEON::BI__builtin_neon_vqshluq_n_v: + return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_vqshiftsu, Ty), + Ops, "vqshlu", 1, false); + case NEON::BI__builtin_neon_vqshrn_n_v: + Int = usgn ? Intrinsic::arm_neon_vqshiftnu : Intrinsic::arm_neon_vqshiftns; + return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vqshrn_n", + 1, true); + case NEON::BI__builtin_neon_vqshrun_n_v: + return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_vqshiftnsu, Ty), + Ops, "vqshrun_n", 1, true); + case NEON::BI__builtin_neon_vrecpe_v: + case NEON::BI__builtin_neon_vrecpeq_v: + return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_vrecpe, Ty), + Ops, "vrecpe"); + case NEON::BI__builtin_neon_vrshrn_n_v: + return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_vrshiftn, Ty), + Ops, "vrshrn_n", 1, true); + case NEON::BI__builtin_neon_vrshr_n_v: + case NEON::BI__builtin_neon_vrshrq_n_v: + Int = usgn ? Intrinsic::arm_neon_vrshiftu : Intrinsic::arm_neon_vrshifts; + return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vrshr_n", 1, true); + case NEON::BI__builtin_neon_vrsra_n_v: + case NEON::BI__builtin_neon_vrsraq_n_v: + Ops[0] = Builder.CreateBitCast(Ops[0], Ty); + Ops[1] = Builder.CreateBitCast(Ops[1], Ty); + Ops[2] = EmitNeonShiftVector(Ops[2], Ty, true); + Int = usgn ? Intrinsic::arm_neon_vrshiftu : Intrinsic::arm_neon_vrshifts; + Ops[1] = Builder.CreateCall2(CGM.getIntrinsic(Int, Ty), Ops[1], Ops[2]); + return Builder.CreateAdd(Ops[0], Ops[1], "vrsra_n"); + case NEON::BI__builtin_neon_vsri_n_v: + case NEON::BI__builtin_neon_vsriq_n_v: + rightShift = true; + case NEON::BI__builtin_neon_vsli_n_v: + case NEON::BI__builtin_neon_vsliq_n_v: + Ops[2] = EmitNeonShiftVector(Ops[2], Ty, rightShift); + return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_vshiftins, Ty), + Ops, "vsli_n"); + case NEON::BI__builtin_neon_vsra_n_v: + case NEON::BI__builtin_neon_vsraq_n_v: + Ops[0] = Builder.CreateBitCast(Ops[0], Ty); + Ops[1] = EmitNeonRShiftImm(Ops[1], Ops[2], Ty, usgn, "vsra_n"); + return Builder.CreateAdd(Ops[0], Ops[1]); + case NEON::BI__builtin_neon_vst1q_lane_v: + // Handle 64-bit integer elements as a special case. Use a shuffle to get + // a one-element vector and avoid poor code for i64 in the backend. + if (VTy->getElementType()->isIntegerTy(64)) { + Ops[1] = Builder.CreateBitCast(Ops[1], Ty); + Value *SV = llvm::ConstantVector::get(cast<llvm::Constant>(Ops[2])); + Ops[1] = Builder.CreateShuffleVector(Ops[1], Ops[1], SV); + Ops[2] = Align; + return Builder.CreateCall(CGM.getIntrinsic(Intrinsic::arm_neon_vst1, + Ops[1]->getType()), Ops); + } + // fall through + case NEON::BI__builtin_neon_vst1_lane_v: { + Ops[1] = Builder.CreateBitCast(Ops[1], Ty); + Ops[1] = Builder.CreateExtractElement(Ops[1], Ops[2]); + Ty = llvm::PointerType::getUnqual(Ops[1]->getType()); + StoreInst *St = Builder.CreateStore(Ops[1], + Builder.CreateBitCast(Ops[0], Ty)); + St->setAlignment(cast<ConstantInt>(Align)->getZExtValue()); + return St; + } + case NEON::BI__builtin_neon_vtbl1_v: + return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_vtbl1), + Ops, "vtbl1"); + case NEON::BI__builtin_neon_vtbl2_v: + return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_vtbl2), + Ops, "vtbl2"); + case NEON::BI__builtin_neon_vtbl3_v: + return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_vtbl3), + Ops, "vtbl3"); + case NEON::BI__builtin_neon_vtbl4_v: + return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_vtbl4), + Ops, "vtbl4"); + case NEON::BI__builtin_neon_vtbx1_v: + return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_vtbx1), + Ops, "vtbx1"); + case NEON::BI__builtin_neon_vtbx2_v: + return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_vtbx2), + Ops, "vtbx2"); + case NEON::BI__builtin_neon_vtbx3_v: + return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_vtbx3), + Ops, "vtbx3"); + case NEON::BI__builtin_neon_vtbx4_v: + return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_vtbx4), + Ops, "vtbx4"); + } +} + +static Value *EmitAArch64TblBuiltinExpr(CodeGenFunction &CGF, unsigned BuiltinID, + const CallExpr *E, + SmallVectorImpl<Value *> &Ops) { + unsigned int Int = 0; + const char *s = nullptr; + + switch (BuiltinID) { + default: + return nullptr; + case NEON::BI__builtin_neon_vtbl1_v: + case NEON::BI__builtin_neon_vqtbl1_v: + case NEON::BI__builtin_neon_vqtbl1q_v: + case NEON::BI__builtin_neon_vtbl2_v: + case NEON::BI__builtin_neon_vqtbl2_v: + case NEON::BI__builtin_neon_vqtbl2q_v: + case NEON::BI__builtin_neon_vtbl3_v: + case NEON::BI__builtin_neon_vqtbl3_v: + case NEON::BI__builtin_neon_vqtbl3q_v: + case NEON::BI__builtin_neon_vtbl4_v: + case NEON::BI__builtin_neon_vqtbl4_v: + case NEON::BI__builtin_neon_vqtbl4q_v: + break; + case NEON::BI__builtin_neon_vtbx1_v: + case NEON::BI__builtin_neon_vqtbx1_v: + case NEON::BI__builtin_neon_vqtbx1q_v: + case NEON::BI__builtin_neon_vtbx2_v: + case NEON::BI__builtin_neon_vqtbx2_v: + case NEON::BI__builtin_neon_vqtbx2q_v: + case NEON::BI__builtin_neon_vtbx3_v: + case NEON::BI__builtin_neon_vqtbx3_v: + case NEON::BI__builtin_neon_vqtbx3q_v: + case NEON::BI__builtin_neon_vtbx4_v: + case NEON::BI__builtin_neon_vqtbx4_v: + case NEON::BI__builtin_neon_vqtbx4q_v: + break; + } + + assert(E->getNumArgs() >= 3); + + // Get the last argument, which specifies the vector type. + llvm::APSInt Result; + const Expr *Arg = E->getArg(E->getNumArgs() - 1); + if (!Arg->isIntegerConstantExpr(Result, CGF.getContext())) + return nullptr; + + // Determine the type of this overloaded NEON intrinsic. + NeonTypeFlags Type(Result.getZExtValue()); + llvm::VectorType *VTy = GetNeonType(&CGF, Type); + llvm::Type *Ty = VTy; + if (!Ty) + return nullptr; + + unsigned nElts = VTy->getNumElements(); + + CodeGen::CGBuilderTy &Builder = CGF.Builder; + + // AArch64 scalar builtins are not overloaded, they do not have an extra + // argument that specifies the vector type, need to handle each case. + SmallVector<Value *, 2> TblOps; + switch (BuiltinID) { + case NEON::BI__builtin_neon_vtbl1_v: { + TblOps.push_back(Ops[0]); + return packTBLDVectorList(CGF, TblOps, nullptr, Ops[1], Ty, + Intrinsic::aarch64_neon_tbl1, "vtbl1"); + } + case NEON::BI__builtin_neon_vtbl2_v: { + TblOps.push_back(Ops[0]); + TblOps.push_back(Ops[1]); + return packTBLDVectorList(CGF, TblOps, nullptr, Ops[2], Ty, + Intrinsic::aarch64_neon_tbl1, "vtbl1"); + } + case NEON::BI__builtin_neon_vtbl3_v: { + TblOps.push_back(Ops[0]); + TblOps.push_back(Ops[1]); + TblOps.push_back(Ops[2]); + return packTBLDVectorList(CGF, TblOps, nullptr, Ops[3], Ty, + Intrinsic::aarch64_neon_tbl2, "vtbl2"); + } + case NEON::BI__builtin_neon_vtbl4_v: { + TblOps.push_back(Ops[0]); + TblOps.push_back(Ops[1]); + TblOps.push_back(Ops[2]); + TblOps.push_back(Ops[3]); + return packTBLDVectorList(CGF, TblOps, nullptr, Ops[4], Ty, + Intrinsic::aarch64_neon_tbl2, "vtbl2"); + } + case NEON::BI__builtin_neon_vtbx1_v: { + TblOps.push_back(Ops[1]); + Value *TblRes = packTBLDVectorList(CGF, TblOps, nullptr, Ops[2], Ty, + Intrinsic::aarch64_neon_tbl1, "vtbl1"); + + llvm::Constant *Eight = ConstantInt::get(VTy->getElementType(), 8); + Value* EightV = llvm::ConstantVector::getSplat(nElts, Eight); + Value *CmpRes = Builder.CreateICmp(ICmpInst::ICMP_UGE, Ops[2], EightV); + CmpRes = Builder.CreateSExt(CmpRes, Ty); + + Value *EltsFromInput = Builder.CreateAnd(CmpRes, Ops[0]); + Value *EltsFromTbl = Builder.CreateAnd(Builder.CreateNot(CmpRes), TblRes); + return Builder.CreateOr(EltsFromInput, EltsFromTbl, "vtbx"); + } + case NEON::BI__builtin_neon_vtbx2_v: { + TblOps.push_back(Ops[1]); + TblOps.push_back(Ops[2]); + return packTBLDVectorList(CGF, TblOps, Ops[0], Ops[3], Ty, + Intrinsic::aarch64_neon_tbx1, "vtbx1"); + } + case NEON::BI__builtin_neon_vtbx3_v: { + TblOps.push_back(Ops[1]); + TblOps.push_back(Ops[2]); + TblOps.push_back(Ops[3]); + Value *TblRes = packTBLDVectorList(CGF, TblOps, nullptr, Ops[4], Ty, + Intrinsic::aarch64_neon_tbl2, "vtbl2"); + + llvm::Constant *TwentyFour = ConstantInt::get(VTy->getElementType(), 24); + Value* TwentyFourV = llvm::ConstantVector::getSplat(nElts, TwentyFour); + Value *CmpRes = Builder.CreateICmp(ICmpInst::ICMP_UGE, Ops[4], + TwentyFourV); + CmpRes = Builder.CreateSExt(CmpRes, Ty); + + Value *EltsFromInput = Builder.CreateAnd(CmpRes, Ops[0]); + Value *EltsFromTbl = Builder.CreateAnd(Builder.CreateNot(CmpRes), TblRes); + return Builder.CreateOr(EltsFromInput, EltsFromTbl, "vtbx"); + } + case NEON::BI__builtin_neon_vtbx4_v: { + TblOps.push_back(Ops[1]); + TblOps.push_back(Ops[2]); + TblOps.push_back(Ops[3]); + TblOps.push_back(Ops[4]); + return packTBLDVectorList(CGF, TblOps, Ops[0], Ops[5], Ty, + Intrinsic::aarch64_neon_tbx2, "vtbx2"); + } + case NEON::BI__builtin_neon_vqtbl1_v: + case NEON::BI__builtin_neon_vqtbl1q_v: + Int = Intrinsic::aarch64_neon_tbl1; s = "vtbl1"; break; + case NEON::BI__builtin_neon_vqtbl2_v: + case NEON::BI__builtin_neon_vqtbl2q_v: { + Int = Intrinsic::aarch64_neon_tbl2; s = "vtbl2"; break; + case NEON::BI__builtin_neon_vqtbl3_v: + case NEON::BI__builtin_neon_vqtbl3q_v: + Int = Intrinsic::aarch64_neon_tbl3; s = "vtbl3"; break; + case NEON::BI__builtin_neon_vqtbl4_v: + case NEON::BI__builtin_neon_vqtbl4q_v: + Int = Intrinsic::aarch64_neon_tbl4; s = "vtbl4"; break; + case NEON::BI__builtin_neon_vqtbx1_v: + case NEON::BI__builtin_neon_vqtbx1q_v: + Int = Intrinsic::aarch64_neon_tbx1; s = "vtbx1"; break; + case NEON::BI__builtin_neon_vqtbx2_v: + case NEON::BI__builtin_neon_vqtbx2q_v: + Int = Intrinsic::aarch64_neon_tbx2; s = "vtbx2"; break; + case NEON::BI__builtin_neon_vqtbx3_v: + case NEON::BI__builtin_neon_vqtbx3q_v: + Int = Intrinsic::aarch64_neon_tbx3; s = "vtbx3"; break; + case NEON::BI__builtin_neon_vqtbx4_v: + case NEON::BI__builtin_neon_vqtbx4q_v: + Int = Intrinsic::aarch64_neon_tbx4; s = "vtbx4"; break; + } + } + + if (!Int) + return nullptr; + + Function *F = CGF.CGM.getIntrinsic(Int, Ty); + return CGF.EmitNeonCall(F, Ops, s); +} + +Value *CodeGenFunction::vectorWrapScalar16(Value *Op) { + llvm::Type *VTy = llvm::VectorType::get(Int16Ty, 4); + Op = Builder.CreateBitCast(Op, Int16Ty); + Value *V = UndefValue::get(VTy); + llvm::Constant *CI = ConstantInt::get(SizeTy, 0); + Op = Builder.CreateInsertElement(V, Op, CI); + return Op; +} + +Value *CodeGenFunction::vectorWrapScalar8(Value *Op) { + llvm::Type *VTy = llvm::VectorType::get(Int8Ty, 8); + Op = Builder.CreateBitCast(Op, Int8Ty); + Value *V = UndefValue::get(VTy); + llvm::Constant *CI = ConstantInt::get(SizeTy, 0); + Op = Builder.CreateInsertElement(V, Op, CI); + return Op; +} + +Value *CodeGenFunction:: +emitVectorWrappedScalar8Intrinsic(unsigned Int, SmallVectorImpl<Value*> &Ops, + const char *Name) { + // i8 is not a legal types for AArch64, so we can't just use + // a normal overloaded intrinsic call for these scalar types. Instead + // we'll build 64-bit vectors w/ lane zero being our input values and + // perform the operation on that. The back end can pattern match directly + // to the scalar instruction. + Ops[0] = vectorWrapScalar8(Ops[0]); + Ops[1] = vectorWrapScalar8(Ops[1]); + llvm::Type *VTy = llvm::VectorType::get(Int8Ty, 8); + Value *V = EmitNeonCall(CGM.getIntrinsic(Int, VTy), Ops, Name); + Constant *CI = ConstantInt::get(SizeTy, 0); + return Builder.CreateExtractElement(V, CI, "lane0"); +} + +Value *CodeGenFunction:: +emitVectorWrappedScalar16Intrinsic(unsigned Int, SmallVectorImpl<Value*> &Ops, + const char *Name) { + // i16 is not a legal types for AArch64, so we can't just use + // a normal overloaded intrinsic call for these scalar types. Instead + // we'll build 64-bit vectors w/ lane zero being our input values and + // perform the operation on that. The back end can pattern match directly + // to the scalar instruction. + Ops[0] = vectorWrapScalar16(Ops[0]); + Ops[1] = vectorWrapScalar16(Ops[1]); + llvm::Type *VTy = llvm::VectorType::get(Int16Ty, 4); + Value *V = EmitNeonCall(CGM.getIntrinsic(Int, VTy), Ops, Name); + Constant *CI = ConstantInt::get(SizeTy, 0); + return Builder.CreateExtractElement(V, CI, "lane0"); +} + +Value *CodeGenFunction::EmitAArch64BuiltinExpr(unsigned BuiltinID, + const CallExpr *E) { + unsigned HintID = static_cast<unsigned>(-1); + switch (BuiltinID) { + default: break; + case AArch64::BI__builtin_arm_nop: + HintID = 0; + break; + case AArch64::BI__builtin_arm_yield: + HintID = 1; + break; + case AArch64::BI__builtin_arm_wfe: + HintID = 2; + break; + case AArch64::BI__builtin_arm_wfi: + HintID = 3; + break; + case AArch64::BI__builtin_arm_sev: + HintID = 4; + break; + case AArch64::BI__builtin_arm_sevl: + HintID = 5; + break; + } + + if (HintID != static_cast<unsigned>(-1)) { + Function *F = CGM.getIntrinsic(Intrinsic::aarch64_hint); + return Builder.CreateCall(F, llvm::ConstantInt::get(Int32Ty, HintID)); + } + + if (BuiltinID == AArch64::BI__builtin_arm_rbit) { + assert((getContext().getTypeSize(E->getType()) == 32) && + "rbit of unusual size!"); + llvm::Value *Arg = EmitScalarExpr(E->getArg(0)); + return Builder.CreateCall( + CGM.getIntrinsic(Intrinsic::aarch64_rbit, Arg->getType()), Arg, "rbit"); + } + if (BuiltinID == AArch64::BI__builtin_arm_rbit64) { + assert((getContext().getTypeSize(E->getType()) == 64) && + "rbit of unusual size!"); + llvm::Value *Arg = EmitScalarExpr(E->getArg(0)); + return Builder.CreateCall( + CGM.getIntrinsic(Intrinsic::aarch64_rbit, Arg->getType()), Arg, "rbit"); + } + + if (BuiltinID == AArch64::BI__clear_cache) { + assert(E->getNumArgs() == 2 && "__clear_cache takes 2 arguments"); + const FunctionDecl *FD = E->getDirectCallee(); + SmallVector<Value*, 2> Ops; + for (unsigned i = 0; i < 2; i++) + Ops.push_back(EmitScalarExpr(E->getArg(i))); + llvm::Type *Ty = CGM.getTypes().ConvertType(FD->getType()); + llvm::FunctionType *FTy = cast<llvm::FunctionType>(Ty); + StringRef Name = FD->getName(); + return EmitNounwindRuntimeCall(CGM.CreateRuntimeFunction(FTy, Name), Ops); + } + + if ((BuiltinID == AArch64::BI__builtin_arm_ldrex || + BuiltinID == AArch64::BI__builtin_arm_ldaex) && + getContext().getTypeSize(E->getType()) == 128) { + Function *F = CGM.getIntrinsic(BuiltinID == AArch64::BI__builtin_arm_ldaex + ? Intrinsic::aarch64_ldaxp + : Intrinsic::aarch64_ldxp); + + Value *LdPtr = EmitScalarExpr(E->getArg(0)); + Value *Val = Builder.CreateCall(F, Builder.CreateBitCast(LdPtr, Int8PtrTy), + "ldxp"); + + Value *Val0 = Builder.CreateExtractValue(Val, 1); + Value *Val1 = Builder.CreateExtractValue(Val, 0); + llvm::Type *Int128Ty = llvm::IntegerType::get(getLLVMContext(), 128); + Val0 = Builder.CreateZExt(Val0, Int128Ty); + Val1 = Builder.CreateZExt(Val1, Int128Ty); + + Value *ShiftCst = llvm::ConstantInt::get(Int128Ty, 64); + Val = Builder.CreateShl(Val0, ShiftCst, "shl", true /* nuw */); + Val = Builder.CreateOr(Val, Val1); + return Builder.CreateBitCast(Val, ConvertType(E->getType())); + } else if (BuiltinID == AArch64::BI__builtin_arm_ldrex || + BuiltinID == AArch64::BI__builtin_arm_ldaex) { + Value *LoadAddr = EmitScalarExpr(E->getArg(0)); + + QualType Ty = E->getType(); + llvm::Type *RealResTy = ConvertType(Ty); + llvm::Type *IntResTy = llvm::IntegerType::get(getLLVMContext(), + getContext().getTypeSize(Ty)); + LoadAddr = Builder.CreateBitCast(LoadAddr, IntResTy->getPointerTo()); + + Function *F = CGM.getIntrinsic(BuiltinID == AArch64::BI__builtin_arm_ldaex + ? Intrinsic::aarch64_ldaxr + : Intrinsic::aarch64_ldxr, + LoadAddr->getType()); + Value *Val = Builder.CreateCall(F, LoadAddr, "ldxr"); + + if (RealResTy->isPointerTy()) + return Builder.CreateIntToPtr(Val, RealResTy); + + Val = Builder.CreateTruncOrBitCast(Val, IntResTy); + return Builder.CreateBitCast(Val, RealResTy); + } + + if ((BuiltinID == AArch64::BI__builtin_arm_strex || + BuiltinID == AArch64::BI__builtin_arm_stlex) && + getContext().getTypeSize(E->getArg(0)->getType()) == 128) { + Function *F = CGM.getIntrinsic(BuiltinID == AArch64::BI__builtin_arm_stlex + ? Intrinsic::aarch64_stlxp + : Intrinsic::aarch64_stxp); + llvm::Type *STy = llvm::StructType::get(Int64Ty, Int64Ty, NULL); + + Value *One = llvm::ConstantInt::get(Int32Ty, 1); + Value *Tmp = Builder.CreateAlloca(ConvertType(E->getArg(0)->getType()), + One); + Value *Val = EmitScalarExpr(E->getArg(0)); + Builder.CreateStore(Val, Tmp); + + Value *LdPtr = Builder.CreateBitCast(Tmp,llvm::PointerType::getUnqual(STy)); + Val = Builder.CreateLoad(LdPtr); + + Value *Arg0 = Builder.CreateExtractValue(Val, 0); + Value *Arg1 = Builder.CreateExtractValue(Val, 1); + Value *StPtr = Builder.CreateBitCast(EmitScalarExpr(E->getArg(1)), + Int8PtrTy); + return Builder.CreateCall3(F, Arg0, Arg1, StPtr, "stxp"); + } else if (BuiltinID == AArch64::BI__builtin_arm_strex || + BuiltinID == AArch64::BI__builtin_arm_stlex) { + Value *StoreVal = EmitScalarExpr(E->getArg(0)); + Value *StoreAddr = EmitScalarExpr(E->getArg(1)); + + QualType Ty = E->getArg(0)->getType(); + llvm::Type *StoreTy = llvm::IntegerType::get(getLLVMContext(), + getContext().getTypeSize(Ty)); + StoreAddr = Builder.CreateBitCast(StoreAddr, StoreTy->getPointerTo()); + + if (StoreVal->getType()->isPointerTy()) + StoreVal = Builder.CreatePtrToInt(StoreVal, Int64Ty); + else { + StoreVal = Builder.CreateBitCast(StoreVal, StoreTy); + StoreVal = Builder.CreateZExtOrBitCast(StoreVal, Int64Ty); + } + + Function *F = CGM.getIntrinsic(BuiltinID == AArch64::BI__builtin_arm_stlex + ? Intrinsic::aarch64_stlxr + : Intrinsic::aarch64_stxr, + StoreAddr->getType()); + return Builder.CreateCall2(F, StoreVal, StoreAddr, "stxr"); + } + + if (BuiltinID == AArch64::BI__builtin_arm_clrex) { + Function *F = CGM.getIntrinsic(Intrinsic::aarch64_clrex); + return Builder.CreateCall(F); + } + + // CRC32 + Intrinsic::ID CRCIntrinsicID = Intrinsic::not_intrinsic; + switch (BuiltinID) { + case AArch64::BI__builtin_arm_crc32b: + CRCIntrinsicID = Intrinsic::aarch64_crc32b; break; + case AArch64::BI__builtin_arm_crc32cb: + CRCIntrinsicID = Intrinsic::aarch64_crc32cb; break; + case AArch64::BI__builtin_arm_crc32h: + CRCIntrinsicID = Intrinsic::aarch64_crc32h; break; + case AArch64::BI__builtin_arm_crc32ch: + CRCIntrinsicID = Intrinsic::aarch64_crc32ch; break; + case AArch64::BI__builtin_arm_crc32w: + CRCIntrinsicID = Intrinsic::aarch64_crc32w; break; + case AArch64::BI__builtin_arm_crc32cw: + CRCIntrinsicID = Intrinsic::aarch64_crc32cw; break; + case AArch64::BI__builtin_arm_crc32d: + CRCIntrinsicID = Intrinsic::aarch64_crc32x; break; + case AArch64::BI__builtin_arm_crc32cd: + CRCIntrinsicID = Intrinsic::aarch64_crc32cx; break; + } + + if (CRCIntrinsicID != Intrinsic::not_intrinsic) { + Value *Arg0 = EmitScalarExpr(E->getArg(0)); + Value *Arg1 = EmitScalarExpr(E->getArg(1)); + Function *F = CGM.getIntrinsic(CRCIntrinsicID); + + llvm::Type *DataTy = F->getFunctionType()->getParamType(1); + Arg1 = Builder.CreateZExtOrBitCast(Arg1, DataTy); + + return Builder.CreateCall2(F, Arg0, Arg1); + } + + llvm::SmallVector<Value*, 4> Ops; + for (unsigned i = 0, e = E->getNumArgs() - 1; i != e; i++) + Ops.push_back(EmitScalarExpr(E->getArg(i))); + + ArrayRef<NeonIntrinsicInfo> SISDMap(AArch64SISDIntrinsicMap); + const NeonIntrinsicInfo *Builtin = findNeonIntrinsicInMap( + SISDMap, BuiltinID, AArch64SISDIntrinsicsProvenSorted); + + if (Builtin) { + Ops.push_back(EmitScalarExpr(E->getArg(E->getNumArgs() - 1))); + Value *Result = EmitCommonNeonSISDBuiltinExpr(*this, *Builtin, Ops, E); + assert(Result && "SISD intrinsic should have been handled"); + return Result; + } + + llvm::APSInt Result; + const Expr *Arg = E->getArg(E->getNumArgs()-1); + NeonTypeFlags Type(0); + if (Arg->isIntegerConstantExpr(Result, getContext())) + // Determine the type of this overloaded NEON intrinsic. + Type = NeonTypeFlags(Result.getZExtValue()); + + bool usgn = Type.isUnsigned(); + bool quad = Type.isQuad(); + + // Handle non-overloaded intrinsics first. + switch (BuiltinID) { + default: break; + case NEON::BI__builtin_neon_vldrq_p128: { + llvm::Type *Int128PTy = llvm::Type::getIntNPtrTy(getLLVMContext(), 128); + Value *Ptr = Builder.CreateBitCast(EmitScalarExpr(E->getArg(0)), Int128PTy); + return Builder.CreateLoad(Ptr); + } + case NEON::BI__builtin_neon_vstrq_p128: { + llvm::Type *Int128PTy = llvm::Type::getIntNPtrTy(getLLVMContext(), 128); + Value *Ptr = Builder.CreateBitCast(Ops[0], Int128PTy); + return Builder.CreateStore(EmitScalarExpr(E->getArg(1)), Ptr); + } + case NEON::BI__builtin_neon_vcvts_u32_f32: + case NEON::BI__builtin_neon_vcvtd_u64_f64: + usgn = true; + // FALL THROUGH + case NEON::BI__builtin_neon_vcvts_s32_f32: + case NEON::BI__builtin_neon_vcvtd_s64_f64: { + Ops.push_back(EmitScalarExpr(E->getArg(0))); + bool Is64 = Ops[0]->getType()->getPrimitiveSizeInBits() == 64; + llvm::Type *InTy = Is64 ? Int64Ty : Int32Ty; + llvm::Type *FTy = Is64 ? DoubleTy : FloatTy; + Ops[0] = Builder.CreateBitCast(Ops[0], FTy); + if (usgn) + return Builder.CreateFPToUI(Ops[0], InTy); + return Builder.CreateFPToSI(Ops[0], InTy); + } + case NEON::BI__builtin_neon_vcvts_f32_u32: + case NEON::BI__builtin_neon_vcvtd_f64_u64: + usgn = true; + // FALL THROUGH + case NEON::BI__builtin_neon_vcvts_f32_s32: + case NEON::BI__builtin_neon_vcvtd_f64_s64: { + Ops.push_back(EmitScalarExpr(E->getArg(0))); + bool Is64 = Ops[0]->getType()->getPrimitiveSizeInBits() == 64; + llvm::Type *InTy = Is64 ? Int64Ty : Int32Ty; + llvm::Type *FTy = Is64 ? DoubleTy : FloatTy; + Ops[0] = Builder.CreateBitCast(Ops[0], InTy); + if (usgn) + return Builder.CreateUIToFP(Ops[0], FTy); + return Builder.CreateSIToFP(Ops[0], FTy); + } + case NEON::BI__builtin_neon_vpaddd_s64: { + llvm::Type *Ty = + llvm::VectorType::get(llvm::Type::getInt64Ty(getLLVMContext()), 2); + Value *Vec = EmitScalarExpr(E->getArg(0)); + // The vector is v2f64, so make sure it's bitcast to that. + Vec = Builder.CreateBitCast(Vec, Ty, "v2i64"); + llvm::Value *Idx0 = llvm::ConstantInt::get(SizeTy, 0); + llvm::Value *Idx1 = llvm::ConstantInt::get(SizeTy, 1); + Value *Op0 = Builder.CreateExtractElement(Vec, Idx0, "lane0"); + Value *Op1 = Builder.CreateExtractElement(Vec, Idx1, "lane1"); + // Pairwise addition of a v2f64 into a scalar f64. + return Builder.CreateAdd(Op0, Op1, "vpaddd"); + } + case NEON::BI__builtin_neon_vpaddd_f64: { + llvm::Type *Ty = + llvm::VectorType::get(llvm::Type::getDoubleTy(getLLVMContext()), 2); + Value *Vec = EmitScalarExpr(E->getArg(0)); + // The vector is v2f64, so make sure it's bitcast to that. + Vec = Builder.CreateBitCast(Vec, Ty, "v2f64"); + llvm::Value *Idx0 = llvm::ConstantInt::get(SizeTy, 0); + llvm::Value *Idx1 = llvm::ConstantInt::get(SizeTy, 1); + Value *Op0 = Builder.CreateExtractElement(Vec, Idx0, "lane0"); + Value *Op1 = Builder.CreateExtractElement(Vec, Idx1, "lane1"); + // Pairwise addition of a v2f64 into a scalar f64. + return Builder.CreateFAdd(Op0, Op1, "vpaddd"); + } + case NEON::BI__builtin_neon_vpadds_f32: { + llvm::Type *Ty = + llvm::VectorType::get(llvm::Type::getFloatTy(getLLVMContext()), 2); + Value *Vec = EmitScalarExpr(E->getArg(0)); + // The vector is v2f32, so make sure it's bitcast to that. + Vec = Builder.CreateBitCast(Vec, Ty, "v2f32"); + llvm::Value *Idx0 = llvm::ConstantInt::get(SizeTy, 0); + llvm::Value *Idx1 = llvm::ConstantInt::get(SizeTy, 1); + Value *Op0 = Builder.CreateExtractElement(Vec, Idx0, "lane0"); + Value *Op1 = Builder.CreateExtractElement(Vec, Idx1, "lane1"); + // Pairwise addition of a v2f32 into a scalar f32. + return Builder.CreateFAdd(Op0, Op1, "vpaddd"); + } + case NEON::BI__builtin_neon_vceqzd_s64: + case NEON::BI__builtin_neon_vceqzd_f64: + case NEON::BI__builtin_neon_vceqzs_f32: + Ops.push_back(EmitScalarExpr(E->getArg(0))); + return EmitAArch64CompareBuiltinExpr( + Ops[0], ConvertType(E->getCallReturnType()), ICmpInst::FCMP_OEQ, + ICmpInst::ICMP_EQ, "vceqz"); + case NEON::BI__builtin_neon_vcgezd_s64: + case NEON::BI__builtin_neon_vcgezd_f64: + case NEON::BI__builtin_neon_vcgezs_f32: + Ops.push_back(EmitScalarExpr(E->getArg(0))); + return EmitAArch64CompareBuiltinExpr( + Ops[0], ConvertType(E->getCallReturnType()), ICmpInst::FCMP_OGE, + ICmpInst::ICMP_SGE, "vcgez"); + case NEON::BI__builtin_neon_vclezd_s64: + case NEON::BI__builtin_neon_vclezd_f64: + case NEON::BI__builtin_neon_vclezs_f32: + Ops.push_back(EmitScalarExpr(E->getArg(0))); + return EmitAArch64CompareBuiltinExpr( + Ops[0], ConvertType(E->getCallReturnType()), ICmpInst::FCMP_OLE, + ICmpInst::ICMP_SLE, "vclez"); + case NEON::BI__builtin_neon_vcgtzd_s64: + case NEON::BI__builtin_neon_vcgtzd_f64: + case NEON::BI__builtin_neon_vcgtzs_f32: + Ops.push_back(EmitScalarExpr(E->getArg(0))); + return EmitAArch64CompareBuiltinExpr( + Ops[0], ConvertType(E->getCallReturnType()), ICmpInst::FCMP_OGT, + ICmpInst::ICMP_SGT, "vcgtz"); + case NEON::BI__builtin_neon_vcltzd_s64: + case NEON::BI__builtin_neon_vcltzd_f64: + case NEON::BI__builtin_neon_vcltzs_f32: + Ops.push_back(EmitScalarExpr(E->getArg(0))); + return EmitAArch64CompareBuiltinExpr( + Ops[0], ConvertType(E->getCallReturnType()), ICmpInst::FCMP_OLT, + ICmpInst::ICMP_SLT, "vcltz"); + + case NEON::BI__builtin_neon_vceqzd_u64: { + llvm::Type *Ty = llvm::Type::getInt64Ty(getLLVMContext()); + Ops.push_back(EmitScalarExpr(E->getArg(0))); + Ops[0] = Builder.CreateBitCast(Ops[0], Ty); + Ops[0] = Builder.CreateICmp(llvm::ICmpInst::ICMP_EQ, Ops[0], + llvm::Constant::getNullValue(Ty)); + return Builder.CreateSExt(Ops[0], Ty, "vceqzd"); + } + case NEON::BI__builtin_neon_vceqd_f64: + case NEON::BI__builtin_neon_vcled_f64: + case NEON::BI__builtin_neon_vcltd_f64: + case NEON::BI__builtin_neon_vcged_f64: + case NEON::BI__builtin_neon_vcgtd_f64: { + llvm::CmpInst::Predicate P; + switch (BuiltinID) { + default: llvm_unreachable("missing builtin ID in switch!"); + case NEON::BI__builtin_neon_vceqd_f64: P = llvm::FCmpInst::FCMP_OEQ; break; + case NEON::BI__builtin_neon_vcled_f64: P = llvm::FCmpInst::FCMP_OLE; break; + case NEON::BI__builtin_neon_vcltd_f64: P = llvm::FCmpInst::FCMP_OLT; break; + case NEON::BI__builtin_neon_vcged_f64: P = llvm::FCmpInst::FCMP_OGE; break; + case NEON::BI__builtin_neon_vcgtd_f64: P = llvm::FCmpInst::FCMP_OGT; break; + } + Ops.push_back(EmitScalarExpr(E->getArg(1))); + Ops[0] = Builder.CreateBitCast(Ops[0], DoubleTy); + Ops[1] = Builder.CreateBitCast(Ops[1], DoubleTy); + Ops[0] = Builder.CreateFCmp(P, Ops[0], Ops[1]); + return Builder.CreateSExt(Ops[0], Int64Ty, "vcmpd"); + } + case NEON::BI__builtin_neon_vceqs_f32: + case NEON::BI__builtin_neon_vcles_f32: + case NEON::BI__builtin_neon_vclts_f32: + case NEON::BI__builtin_neon_vcges_f32: + case NEON::BI__builtin_neon_vcgts_f32: { + llvm::CmpInst::Predicate P; + switch (BuiltinID) { + default: llvm_unreachable("missing builtin ID in switch!"); + case NEON::BI__builtin_neon_vceqs_f32: P = llvm::FCmpInst::FCMP_OEQ; break; + case NEON::BI__builtin_neon_vcles_f32: P = llvm::FCmpInst::FCMP_OLE; break; + case NEON::BI__builtin_neon_vclts_f32: P = llvm::FCmpInst::FCMP_OLT; break; + case NEON::BI__builtin_neon_vcges_f32: P = llvm::FCmpInst::FCMP_OGE; break; + case NEON::BI__builtin_neon_vcgts_f32: P = llvm::FCmpInst::FCMP_OGT; break; + } + Ops.push_back(EmitScalarExpr(E->getArg(1))); + Ops[0] = Builder.CreateBitCast(Ops[0], FloatTy); + Ops[1] = Builder.CreateBitCast(Ops[1], FloatTy); + Ops[0] = Builder.CreateFCmp(P, Ops[0], Ops[1]); + return Builder.CreateSExt(Ops[0], Int32Ty, "vcmpd"); + } + case NEON::BI__builtin_neon_vceqd_s64: + case NEON::BI__builtin_neon_vceqd_u64: + case NEON::BI__builtin_neon_vcgtd_s64: + case NEON::BI__builtin_neon_vcgtd_u64: + case NEON::BI__builtin_neon_vcltd_s64: + case NEON::BI__builtin_neon_vcltd_u64: + case NEON::BI__builtin_neon_vcged_u64: + case NEON::BI__builtin_neon_vcged_s64: + case NEON::BI__builtin_neon_vcled_u64: + case NEON::BI__builtin_neon_vcled_s64: { + llvm::CmpInst::Predicate P; + switch (BuiltinID) { + default: llvm_unreachable("missing builtin ID in switch!"); + case NEON::BI__builtin_neon_vceqd_s64: + case NEON::BI__builtin_neon_vceqd_u64:P = llvm::ICmpInst::ICMP_EQ;break; + case NEON::BI__builtin_neon_vcgtd_s64:P = llvm::ICmpInst::ICMP_SGT;break; + case NEON::BI__builtin_neon_vcgtd_u64:P = llvm::ICmpInst::ICMP_UGT;break; + case NEON::BI__builtin_neon_vcltd_s64:P = llvm::ICmpInst::ICMP_SLT;break; + case NEON::BI__builtin_neon_vcltd_u64:P = llvm::ICmpInst::ICMP_ULT;break; + case NEON::BI__builtin_neon_vcged_u64:P = llvm::ICmpInst::ICMP_UGE;break; + case NEON::BI__builtin_neon_vcged_s64:P = llvm::ICmpInst::ICMP_SGE;break; + case NEON::BI__builtin_neon_vcled_u64:P = llvm::ICmpInst::ICMP_ULE;break; + case NEON::BI__builtin_neon_vcled_s64:P = llvm::ICmpInst::ICMP_SLE;break; + } + Ops.push_back(EmitScalarExpr(E->getArg(1))); + Ops[0] = Builder.CreateBitCast(Ops[0], Int64Ty); + Ops[1] = Builder.CreateBitCast(Ops[1], Int64Ty); + Ops[0] = Builder.CreateICmp(P, Ops[0], Ops[1]); + return Builder.CreateSExt(Ops[0], Int64Ty, "vceqd"); + } + case NEON::BI__builtin_neon_vtstd_s64: + case NEON::BI__builtin_neon_vtstd_u64: { + llvm::Type *Ty = llvm::Type::getInt64Ty(getLLVMContext()); + Ops.push_back(EmitScalarExpr(E->getArg(1))); + Ops[0] = Builder.CreateBitCast(Ops[0], Ty); + Ops[1] = Builder.CreateBitCast(Ops[1], Ty); + Ops[0] = Builder.CreateAnd(Ops[0], Ops[1]); + Ops[0] = Builder.CreateICmp(ICmpInst::ICMP_NE, Ops[0], + llvm::Constant::getNullValue(Ty)); + return Builder.CreateSExt(Ops[0], Ty, "vtstd"); + } + case NEON::BI__builtin_neon_vset_lane_i8: + case NEON::BI__builtin_neon_vset_lane_i16: + case NEON::BI__builtin_neon_vset_lane_i32: + case NEON::BI__builtin_neon_vset_lane_i64: + case NEON::BI__builtin_neon_vset_lane_f32: + case NEON::BI__builtin_neon_vsetq_lane_i8: + case NEON::BI__builtin_neon_vsetq_lane_i16: + case NEON::BI__builtin_neon_vsetq_lane_i32: + case NEON::BI__builtin_neon_vsetq_lane_i64: + case NEON::BI__builtin_neon_vsetq_lane_f32: + Ops.push_back(EmitScalarExpr(E->getArg(2))); + return Builder.CreateInsertElement(Ops[1], Ops[0], Ops[2], "vset_lane"); + case NEON::BI__builtin_neon_vset_lane_f64: + // The vector type needs a cast for the v1f64 variant. + Ops[1] = Builder.CreateBitCast(Ops[1], + llvm::VectorType::get(DoubleTy, 1)); + Ops.push_back(EmitScalarExpr(E->getArg(2))); + return Builder.CreateInsertElement(Ops[1], Ops[0], Ops[2], "vset_lane"); + case NEON::BI__builtin_neon_vsetq_lane_f64: + // The vector type needs a cast for the v2f64 variant. + Ops[1] = Builder.CreateBitCast(Ops[1], + llvm::VectorType::get(llvm::Type::getDoubleTy(getLLVMContext()), 2)); + Ops.push_back(EmitScalarExpr(E->getArg(2))); + return Builder.CreateInsertElement(Ops[1], Ops[0], Ops[2], "vset_lane"); + + case NEON::BI__builtin_neon_vget_lane_i8: + case NEON::BI__builtin_neon_vdupb_lane_i8: + Ops[0] = Builder.CreateBitCast(Ops[0], + llvm::VectorType::get(llvm::IntegerType::get(getLLVMContext(), 8), 8)); + return Builder.CreateExtractElement(Ops[0], EmitScalarExpr(E->getArg(1)), + "vget_lane"); + case NEON::BI__builtin_neon_vgetq_lane_i8: + case NEON::BI__builtin_neon_vdupb_laneq_i8: + Ops[0] = Builder.CreateBitCast(Ops[0], + llvm::VectorType::get(llvm::IntegerType::get(getLLVMContext(), 8), 16)); + return Builder.CreateExtractElement(Ops[0], EmitScalarExpr(E->getArg(1)), + "vgetq_lane"); + case NEON::BI__builtin_neon_vget_lane_i16: + case NEON::BI__builtin_neon_vduph_lane_i16: + Ops[0] = Builder.CreateBitCast(Ops[0], + llvm::VectorType::get(llvm::IntegerType::get(getLLVMContext(), 16), 4)); + return Builder.CreateExtractElement(Ops[0], EmitScalarExpr(E->getArg(1)), + "vget_lane"); + case NEON::BI__builtin_neon_vgetq_lane_i16: + case NEON::BI__builtin_neon_vduph_laneq_i16: + Ops[0] = Builder.CreateBitCast(Ops[0], + llvm::VectorType::get(llvm::IntegerType::get(getLLVMContext(), 16), 8)); + return Builder.CreateExtractElement(Ops[0], EmitScalarExpr(E->getArg(1)), + "vgetq_lane"); + case NEON::BI__builtin_neon_vget_lane_i32: + case NEON::BI__builtin_neon_vdups_lane_i32: + Ops[0] = Builder.CreateBitCast( + Ops[0], + llvm::VectorType::get(llvm::IntegerType::get(getLLVMContext(), 32), 2)); + return Builder.CreateExtractElement(Ops[0], EmitScalarExpr(E->getArg(1)), + "vget_lane"); + case NEON::BI__builtin_neon_vdups_lane_f32: + Ops[0] = Builder.CreateBitCast(Ops[0], + llvm::VectorType::get(llvm::Type::getFloatTy(getLLVMContext()), 2)); + return Builder.CreateExtractElement(Ops[0], EmitScalarExpr(E->getArg(1)), + "vdups_lane"); + case NEON::BI__builtin_neon_vgetq_lane_i32: + case NEON::BI__builtin_neon_vdups_laneq_i32: + Ops[0] = Builder.CreateBitCast(Ops[0], + llvm::VectorType::get(llvm::IntegerType::get(getLLVMContext(), 32), 4)); + return Builder.CreateExtractElement(Ops[0], EmitScalarExpr(E->getArg(1)), + "vgetq_lane"); + case NEON::BI__builtin_neon_vget_lane_i64: + case NEON::BI__builtin_neon_vdupd_lane_i64: + Ops[0] = Builder.CreateBitCast(Ops[0], + llvm::VectorType::get(llvm::IntegerType::get(getLLVMContext(), 64), 1)); + return Builder.CreateExtractElement(Ops[0], EmitScalarExpr(E->getArg(1)), + "vget_lane"); + case NEON::BI__builtin_neon_vdupd_lane_f64: + Ops[0] = Builder.CreateBitCast(Ops[0], + llvm::VectorType::get(llvm::Type::getDoubleTy(getLLVMContext()), 1)); + return Builder.CreateExtractElement(Ops[0], EmitScalarExpr(E->getArg(1)), + "vdupd_lane"); + case NEON::BI__builtin_neon_vgetq_lane_i64: + case NEON::BI__builtin_neon_vdupd_laneq_i64: + Ops[0] = Builder.CreateBitCast(Ops[0], + llvm::VectorType::get(llvm::IntegerType::get(getLLVMContext(), 64), 2)); + return Builder.CreateExtractElement(Ops[0], EmitScalarExpr(E->getArg(1)), + "vgetq_lane"); + case NEON::BI__builtin_neon_vget_lane_f32: + Ops[0] = Builder.CreateBitCast(Ops[0], + llvm::VectorType::get(llvm::Type::getFloatTy(getLLVMContext()), 2)); + return Builder.CreateExtractElement(Ops[0], EmitScalarExpr(E->getArg(1)), + "vget_lane"); + case NEON::BI__builtin_neon_vget_lane_f64: + Ops[0] = Builder.CreateBitCast(Ops[0], + llvm::VectorType::get(llvm::Type::getDoubleTy(getLLVMContext()), 1)); + return Builder.CreateExtractElement(Ops[0], EmitScalarExpr(E->getArg(1)), + "vget_lane"); + case NEON::BI__builtin_neon_vgetq_lane_f32: + case NEON::BI__builtin_neon_vdups_laneq_f32: + Ops[0] = Builder.CreateBitCast(Ops[0], + llvm::VectorType::get(llvm::Type::getFloatTy(getLLVMContext()), 4)); + return Builder.CreateExtractElement(Ops[0], EmitScalarExpr(E->getArg(1)), + "vgetq_lane"); + case NEON::BI__builtin_neon_vgetq_lane_f64: + case NEON::BI__builtin_neon_vdupd_laneq_f64: + Ops[0] = Builder.CreateBitCast(Ops[0], + llvm::VectorType::get(llvm::Type::getDoubleTy(getLLVMContext()), 2)); + return Builder.CreateExtractElement(Ops[0], EmitScalarExpr(E->getArg(1)), + "vgetq_lane"); + case NEON::BI__builtin_neon_vaddd_s64: + case NEON::BI__builtin_neon_vaddd_u64: + return Builder.CreateAdd(Ops[0], EmitScalarExpr(E->getArg(1)), "vaddd"); + case NEON::BI__builtin_neon_vsubd_s64: + case NEON::BI__builtin_neon_vsubd_u64: + return Builder.CreateSub(Ops[0], EmitScalarExpr(E->getArg(1)), "vsubd"); + case NEON::BI__builtin_neon_vqdmlalh_s16: + case NEON::BI__builtin_neon_vqdmlslh_s16: { + SmallVector<Value *, 2> ProductOps; + ProductOps.push_back(vectorWrapScalar16(Ops[1])); + ProductOps.push_back(vectorWrapScalar16(EmitScalarExpr(E->getArg(2)))); + llvm::Type *VTy = llvm::VectorType::get(Int32Ty, 4); + Ops[1] = EmitNeonCall(CGM.getIntrinsic(Intrinsic::aarch64_neon_sqdmull, VTy), + ProductOps, "vqdmlXl"); + Constant *CI = ConstantInt::get(SizeTy, 0); + Ops[1] = Builder.CreateExtractElement(Ops[1], CI, "lane0"); + + unsigned AccumInt = BuiltinID == NEON::BI__builtin_neon_vqdmlalh_s16 + ? Intrinsic::aarch64_neon_sqadd + : Intrinsic::aarch64_neon_sqsub; + return EmitNeonCall(CGM.getIntrinsic(AccumInt, Int32Ty), Ops, "vqdmlXl"); + } + case NEON::BI__builtin_neon_vqshlud_n_s64: { + Ops.push_back(EmitScalarExpr(E->getArg(1))); + Ops[1] = Builder.CreateZExt(Ops[1], Int64Ty); + return EmitNeonCall(CGM.getIntrinsic(Intrinsic::aarch64_neon_sqshlu, Int64Ty), + Ops, "vqshlu_n"); + } + case NEON::BI__builtin_neon_vqshld_n_u64: + case NEON::BI__builtin_neon_vqshld_n_s64: { + unsigned Int = BuiltinID == NEON::BI__builtin_neon_vqshld_n_u64 + ? Intrinsic::aarch64_neon_uqshl + : Intrinsic::aarch64_neon_sqshl; + Ops.push_back(EmitScalarExpr(E->getArg(1))); + Ops[1] = Builder.CreateZExt(Ops[1], Int64Ty); + return EmitNeonCall(CGM.getIntrinsic(Int, Int64Ty), Ops, "vqshl_n"); + } + case NEON::BI__builtin_neon_vrshrd_n_u64: + case NEON::BI__builtin_neon_vrshrd_n_s64: { + unsigned Int = BuiltinID == NEON::BI__builtin_neon_vrshrd_n_u64 + ? Intrinsic::aarch64_neon_urshl + : Intrinsic::aarch64_neon_srshl; + Ops.push_back(EmitScalarExpr(E->getArg(1))); + int SV = cast<ConstantInt>(Ops[1])->getSExtValue(); + Ops[1] = ConstantInt::get(Int64Ty, -SV); + return EmitNeonCall(CGM.getIntrinsic(Int, Int64Ty), Ops, "vrshr_n"); + } + case NEON::BI__builtin_neon_vrsrad_n_u64: + case NEON::BI__builtin_neon_vrsrad_n_s64: { + unsigned Int = BuiltinID == NEON::BI__builtin_neon_vrsrad_n_u64 + ? Intrinsic::aarch64_neon_urshl + : Intrinsic::aarch64_neon_srshl; + Ops[1] = Builder.CreateBitCast(Ops[1], Int64Ty); + Ops.push_back(Builder.CreateNeg(EmitScalarExpr(E->getArg(2)))); + Ops[1] = Builder.CreateCall2(CGM.getIntrinsic(Int, Int64Ty), Ops[1], + Builder.CreateSExt(Ops[2], Int64Ty)); + return Builder.CreateAdd(Ops[0], Builder.CreateBitCast(Ops[1], Int64Ty)); + } + case NEON::BI__builtin_neon_vshld_n_s64: + case NEON::BI__builtin_neon_vshld_n_u64: { + llvm::ConstantInt *Amt = cast<ConstantInt>(EmitScalarExpr(E->getArg(1))); + return Builder.CreateShl( + Ops[0], ConstantInt::get(Int64Ty, Amt->getZExtValue()), "shld_n"); + } + case NEON::BI__builtin_neon_vshrd_n_s64: { + llvm::ConstantInt *Amt = cast<ConstantInt>(EmitScalarExpr(E->getArg(1))); + return Builder.CreateAShr( + Ops[0], ConstantInt::get(Int64Ty, std::min(static_cast<uint64_t>(63), + Amt->getZExtValue())), + "shrd_n"); + } + case NEON::BI__builtin_neon_vshrd_n_u64: { + llvm::ConstantInt *Amt = cast<ConstantInt>(EmitScalarExpr(E->getArg(1))); + uint64_t ShiftAmt = Amt->getZExtValue(); + // Right-shifting an unsigned value by its size yields 0. + if (ShiftAmt == 64) + return ConstantInt::get(Int64Ty, 0); + return Builder.CreateLShr(Ops[0], ConstantInt::get(Int64Ty, ShiftAmt), + "shrd_n"); + } + case NEON::BI__builtin_neon_vsrad_n_s64: { + llvm::ConstantInt *Amt = cast<ConstantInt>(EmitScalarExpr(E->getArg(2))); + Ops[1] = Builder.CreateAShr( + Ops[1], ConstantInt::get(Int64Ty, std::min(static_cast<uint64_t>(63), + Amt->getZExtValue())), + "shrd_n"); + return Builder.CreateAdd(Ops[0], Ops[1]); + } + case NEON::BI__builtin_neon_vsrad_n_u64: { + llvm::ConstantInt *Amt = cast<ConstantInt>(EmitScalarExpr(E->getArg(2))); + uint64_t ShiftAmt = Amt->getZExtValue(); + // Right-shifting an unsigned value by its size yields 0. + // As Op + 0 = Op, return Ops[0] directly. + if (ShiftAmt == 64) + return Ops[0]; + Ops[1] = Builder.CreateLShr(Ops[1], ConstantInt::get(Int64Ty, ShiftAmt), + "shrd_n"); + return Builder.CreateAdd(Ops[0], Ops[1]); + } + case NEON::BI__builtin_neon_vqdmlalh_lane_s16: + case NEON::BI__builtin_neon_vqdmlalh_laneq_s16: + case NEON::BI__builtin_neon_vqdmlslh_lane_s16: + case NEON::BI__builtin_neon_vqdmlslh_laneq_s16: { + Ops[2] = Builder.CreateExtractElement(Ops[2], EmitScalarExpr(E->getArg(3)), + "lane"); + SmallVector<Value *, 2> ProductOps; + ProductOps.push_back(vectorWrapScalar16(Ops[1])); + ProductOps.push_back(vectorWrapScalar16(Ops[2])); + llvm::Type *VTy = llvm::VectorType::get(Int32Ty, 4); + Ops[1] = EmitNeonCall(CGM.getIntrinsic(Intrinsic::aarch64_neon_sqdmull, VTy), + ProductOps, "vqdmlXl"); + Constant *CI = ConstantInt::get(SizeTy, 0); + Ops[1] = Builder.CreateExtractElement(Ops[1], CI, "lane0"); + Ops.pop_back(); + + unsigned AccInt = (BuiltinID == NEON::BI__builtin_neon_vqdmlalh_lane_s16 || + BuiltinID == NEON::BI__builtin_neon_vqdmlalh_laneq_s16) + ? Intrinsic::aarch64_neon_sqadd + : Intrinsic::aarch64_neon_sqsub; + return EmitNeonCall(CGM.getIntrinsic(AccInt, Int32Ty), Ops, "vqdmlXl"); + } + case NEON::BI__builtin_neon_vqdmlals_s32: + case NEON::BI__builtin_neon_vqdmlsls_s32: { + SmallVector<Value *, 2> ProductOps; + ProductOps.push_back(Ops[1]); + ProductOps.push_back(EmitScalarExpr(E->getArg(2))); + Ops[1] = + EmitNeonCall(CGM.getIntrinsic(Intrinsic::aarch64_neon_sqdmulls_scalar), + ProductOps, "vqdmlXl"); + + unsigned AccumInt = BuiltinID == NEON::BI__builtin_neon_vqdmlals_s32 + ? Intrinsic::aarch64_neon_sqadd + : Intrinsic::aarch64_neon_sqsub; + return EmitNeonCall(CGM.getIntrinsic(AccumInt, Int64Ty), Ops, "vqdmlXl"); + } + case NEON::BI__builtin_neon_vqdmlals_lane_s32: + case NEON::BI__builtin_neon_vqdmlals_laneq_s32: + case NEON::BI__builtin_neon_vqdmlsls_lane_s32: + case NEON::BI__builtin_neon_vqdmlsls_laneq_s32: { + Ops[2] = Builder.CreateExtractElement(Ops[2], EmitScalarExpr(E->getArg(3)), + "lane"); + SmallVector<Value *, 2> ProductOps; + ProductOps.push_back(Ops[1]); + ProductOps.push_back(Ops[2]); + Ops[1] = + EmitNeonCall(CGM.getIntrinsic(Intrinsic::aarch64_neon_sqdmulls_scalar), + ProductOps, "vqdmlXl"); + Ops.pop_back(); + + unsigned AccInt = (BuiltinID == NEON::BI__builtin_neon_vqdmlals_lane_s32 || + BuiltinID == NEON::BI__builtin_neon_vqdmlals_laneq_s32) + ? Intrinsic::aarch64_neon_sqadd + : Intrinsic::aarch64_neon_sqsub; + return EmitNeonCall(CGM.getIntrinsic(AccInt, Int64Ty), Ops, "vqdmlXl"); + } + } + + llvm::VectorType *VTy = GetNeonType(this, Type); + llvm::Type *Ty = VTy; + if (!Ty) + return nullptr; + + // Not all intrinsics handled by the common case work for AArch64 yet, so only + // defer to common code if it's been added to our special map. + Builtin = findNeonIntrinsicInMap(AArch64SIMDIntrinsicMap, BuiltinID, + AArch64SIMDIntrinsicsProvenSorted); + + if (Builtin) + return EmitCommonNeonBuiltinExpr( + Builtin->BuiltinID, Builtin->LLVMIntrinsic, Builtin->AltLLVMIntrinsic, + Builtin->NameHint, Builtin->TypeModifier, E, Ops, nullptr); + + if (Value *V = EmitAArch64TblBuiltinExpr(*this, BuiltinID, E, Ops)) + return V; + + unsigned Int; + switch (BuiltinID) { + default: return nullptr; + case NEON::BI__builtin_neon_vbsl_v: + case NEON::BI__builtin_neon_vbslq_v: { + llvm::Type *BitTy = llvm::VectorType::getInteger(VTy); + Ops[0] = Builder.CreateBitCast(Ops[0], BitTy, "vbsl"); + Ops[1] = Builder.CreateBitCast(Ops[1], BitTy, "vbsl"); + Ops[2] = Builder.CreateBitCast(Ops[2], BitTy, "vbsl"); + + Ops[1] = Builder.CreateAnd(Ops[0], Ops[1], "vbsl"); + Ops[2] = Builder.CreateAnd(Builder.CreateNot(Ops[0]), Ops[2], "vbsl"); + Ops[0] = Builder.CreateOr(Ops[1], Ops[2], "vbsl"); + return Builder.CreateBitCast(Ops[0], Ty); + } + case NEON::BI__builtin_neon_vfma_lane_v: + case NEON::BI__builtin_neon_vfmaq_lane_v: { // Only used for FP types + // The ARM builtins (and instructions) have the addend as the first + // operand, but the 'fma' intrinsics have it last. Swap it around here. + Value *Addend = Ops[0]; + Value *Multiplicand = Ops[1]; + Value *LaneSource = Ops[2]; + Ops[0] = Multiplicand; + Ops[1] = LaneSource; + Ops[2] = Addend; + + // Now adjust things to handle the lane access. + llvm::Type *SourceTy = BuiltinID == NEON::BI__builtin_neon_vfmaq_lane_v ? + llvm::VectorType::get(VTy->getElementType(), VTy->getNumElements() / 2) : + VTy; + llvm::Constant *cst = cast<Constant>(Ops[3]); + Value *SV = llvm::ConstantVector::getSplat(VTy->getNumElements(), cst); + Ops[1] = Builder.CreateBitCast(Ops[1], SourceTy); + Ops[1] = Builder.CreateShuffleVector(Ops[1], Ops[1], SV, "lane"); + + Ops.pop_back(); + Int = Intrinsic::fma; + return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "fmla"); + } + case NEON::BI__builtin_neon_vfma_laneq_v: { + llvm::VectorType *VTy = cast<llvm::VectorType>(Ty); + // v1f64 fma should be mapped to Neon scalar f64 fma + if (VTy && VTy->getElementType() == DoubleTy) { + Ops[0] = Builder.CreateBitCast(Ops[0], DoubleTy); + Ops[1] = Builder.CreateBitCast(Ops[1], DoubleTy); + llvm::Type *VTy = GetNeonType(this, + NeonTypeFlags(NeonTypeFlags::Float64, false, true)); + Ops[2] = Builder.CreateBitCast(Ops[2], VTy); + Ops[2] = Builder.CreateExtractElement(Ops[2], Ops[3], "extract"); + Value *F = CGM.getIntrinsic(Intrinsic::fma, DoubleTy); + Value *Result = Builder.CreateCall3(F, Ops[1], Ops[2], Ops[0]); + return Builder.CreateBitCast(Result, Ty); + } + Value *F = CGM.getIntrinsic(Intrinsic::fma, Ty); + Ops[0] = Builder.CreateBitCast(Ops[0], Ty); + Ops[1] = Builder.CreateBitCast(Ops[1], Ty); + + llvm::Type *STy = llvm::VectorType::get(VTy->getElementType(), + VTy->getNumElements() * 2); + Ops[2] = Builder.CreateBitCast(Ops[2], STy); + Value* SV = llvm::ConstantVector::getSplat(VTy->getNumElements(), + cast<ConstantInt>(Ops[3])); + Ops[2] = Builder.CreateShuffleVector(Ops[2], Ops[2], SV, "lane"); + + return Builder.CreateCall3(F, Ops[2], Ops[1], Ops[0]); + } + case NEON::BI__builtin_neon_vfmaq_laneq_v: { + Value *F = CGM.getIntrinsic(Intrinsic::fma, Ty); + Ops[0] = Builder.CreateBitCast(Ops[0], Ty); + Ops[1] = Builder.CreateBitCast(Ops[1], Ty); + + Ops[2] = Builder.CreateBitCast(Ops[2], Ty); + Ops[2] = EmitNeonSplat(Ops[2], cast<ConstantInt>(Ops[3])); + return Builder.CreateCall3(F, Ops[2], Ops[1], Ops[0]); + } + case NEON::BI__builtin_neon_vfmas_lane_f32: + case NEON::BI__builtin_neon_vfmas_laneq_f32: + case NEON::BI__builtin_neon_vfmad_lane_f64: + case NEON::BI__builtin_neon_vfmad_laneq_f64: { + Ops.push_back(EmitScalarExpr(E->getArg(3))); + llvm::Type *Ty = ConvertType(E->getCallReturnType()); + Value *F = CGM.getIntrinsic(Intrinsic::fma, Ty); + Ops[2] = Builder.CreateExtractElement(Ops[2], Ops[3], "extract"); + return Builder.CreateCall3(F, Ops[1], Ops[2], Ops[0]); + } + case NEON::BI__builtin_neon_vfms_v: + case NEON::BI__builtin_neon_vfmsq_v: { // Only used for FP types + // FIXME: probably remove when we no longer support aarch64_simd.h + // (arm_neon.h delegates to vfma). + + // The ARM builtins (and instructions) have the addend as the first + // operand, but the 'fma' intrinsics have it last. Swap it around here. + Value *Subtrahend = Ops[0]; + Value *Multiplicand = Ops[2]; + Ops[0] = Multiplicand; + Ops[2] = Subtrahend; + Ops[1] = Builder.CreateBitCast(Ops[1], VTy); + Ops[1] = Builder.CreateFNeg(Ops[1]); + Int = Intrinsic::fma; + return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "fmls"); + } + case NEON::BI__builtin_neon_vmull_v: + // FIXME: improve sharing scheme to cope with 3 alternative LLVM intrinsics. + Int = usgn ? Intrinsic::aarch64_neon_umull : Intrinsic::aarch64_neon_smull; + if (Type.isPoly()) Int = Intrinsic::aarch64_neon_pmull; + return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vmull"); + case NEON::BI__builtin_neon_vmax_v: + case NEON::BI__builtin_neon_vmaxq_v: + // FIXME: improve sharing scheme to cope with 3 alternative LLVM intrinsics. + Int = usgn ? Intrinsic::aarch64_neon_umax : Intrinsic::aarch64_neon_smax; + if (Ty->isFPOrFPVectorTy()) Int = Intrinsic::aarch64_neon_fmax; + return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vmax"); + case NEON::BI__builtin_neon_vmin_v: + case NEON::BI__builtin_neon_vminq_v: + // FIXME: improve sharing scheme to cope with 3 alternative LLVM intrinsics. + Int = usgn ? Intrinsic::aarch64_neon_umin : Intrinsic::aarch64_neon_smin; + if (Ty->isFPOrFPVectorTy()) Int = Intrinsic::aarch64_neon_fmin; + return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vmin"); + case NEON::BI__builtin_neon_vabd_v: + case NEON::BI__builtin_neon_vabdq_v: + // FIXME: improve sharing scheme to cope with 3 alternative LLVM intrinsics. + Int = usgn ? Intrinsic::aarch64_neon_uabd : Intrinsic::aarch64_neon_sabd; + if (Ty->isFPOrFPVectorTy()) Int = Intrinsic::aarch64_neon_fabd; + return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vabd"); + case NEON::BI__builtin_neon_vpadal_v: + case NEON::BI__builtin_neon_vpadalq_v: { + unsigned ArgElts = VTy->getNumElements(); + llvm::IntegerType *EltTy = cast<IntegerType>(VTy->getElementType()); + unsigned BitWidth = EltTy->getBitWidth(); + llvm::Type *ArgTy = llvm::VectorType::get( + llvm::IntegerType::get(getLLVMContext(), BitWidth/2), 2*ArgElts); + llvm::Type* Tys[2] = { VTy, ArgTy }; + Int = usgn ? Intrinsic::aarch64_neon_uaddlp : Intrinsic::aarch64_neon_saddlp; + SmallVector<llvm::Value*, 1> TmpOps; + TmpOps.push_back(Ops[1]); + Function *F = CGM.getIntrinsic(Int, Tys); + llvm::Value *tmp = EmitNeonCall(F, TmpOps, "vpadal"); + llvm::Value *addend = Builder.CreateBitCast(Ops[0], tmp->getType()); + return Builder.CreateAdd(tmp, addend); + } + case NEON::BI__builtin_neon_vpmin_v: + case NEON::BI__builtin_neon_vpminq_v: + // FIXME: improve sharing scheme to cope with 3 alternative LLVM intrinsics. + Int = usgn ? Intrinsic::aarch64_neon_uminp : Intrinsic::aarch64_neon_sminp; + if (Ty->isFPOrFPVectorTy()) Int = Intrinsic::aarch64_neon_fminp; + return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vpmin"); + case NEON::BI__builtin_neon_vpmax_v: + case NEON::BI__builtin_neon_vpmaxq_v: + // FIXME: improve sharing scheme to cope with 3 alternative LLVM intrinsics. + Int = usgn ? Intrinsic::aarch64_neon_umaxp : Intrinsic::aarch64_neon_smaxp; + if (Ty->isFPOrFPVectorTy()) Int = Intrinsic::aarch64_neon_fmaxp; + return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vpmax"); + case NEON::BI__builtin_neon_vminnm_v: + case NEON::BI__builtin_neon_vminnmq_v: + Int = Intrinsic::aarch64_neon_fminnm; + return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vminnm"); + case NEON::BI__builtin_neon_vmaxnm_v: + case NEON::BI__builtin_neon_vmaxnmq_v: + Int = Intrinsic::aarch64_neon_fmaxnm; + return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vmaxnm"); + case NEON::BI__builtin_neon_vrecpss_f32: { + llvm::Type *f32Type = llvm::Type::getFloatTy(getLLVMContext()); + Ops.push_back(EmitScalarExpr(E->getArg(1))); + return EmitNeonCall(CGM.getIntrinsic(Intrinsic::aarch64_neon_frecps, f32Type), + Ops, "vrecps"); + } + case NEON::BI__builtin_neon_vrecpsd_f64: { + llvm::Type *f64Type = llvm::Type::getDoubleTy(getLLVMContext()); + Ops.push_back(EmitScalarExpr(E->getArg(1))); + return EmitNeonCall(CGM.getIntrinsic(Intrinsic::aarch64_neon_frecps, f64Type), + Ops, "vrecps"); + } + case NEON::BI__builtin_neon_vrshr_n_v: + case NEON::BI__builtin_neon_vrshrq_n_v: + // FIXME: this can be shared with 32-bit ARM, but not AArch64 at the + // moment. After the final merge it should be added to + // EmitCommonNeonBuiltinExpr. + Int = usgn ? Intrinsic::aarch64_neon_urshl : Intrinsic::aarch64_neon_srshl; + return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vrshr_n", 1, true); + case NEON::BI__builtin_neon_vqshlu_n_v: + case NEON::BI__builtin_neon_vqshluq_n_v: + // FIXME: AArch64 and ARM use different intrinsics for this, but are + // essentially compatible. It should be in EmitCommonNeonBuiltinExpr after + // the final merge. + Int = Intrinsic::aarch64_neon_sqshlu; + return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vqshlu_n", 1, false); + case NEON::BI__builtin_neon_vqshrun_n_v: + // FIXME: as above + Int = Intrinsic::aarch64_neon_sqshrun; + return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vqshrun_n"); + case NEON::BI__builtin_neon_vqrshrun_n_v: + // FIXME: and again. + Int = Intrinsic::aarch64_neon_sqrshrun; + return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vqrshrun_n"); + case NEON::BI__builtin_neon_vqshrn_n_v: + // FIXME: guess + Int = usgn ? Intrinsic::aarch64_neon_uqshrn : Intrinsic::aarch64_neon_sqshrn; + return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vqshrn_n"); + case NEON::BI__builtin_neon_vrshrn_n_v: + // FIXME: there might be a pattern here. + Int = Intrinsic::aarch64_neon_rshrn; + return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vrshrn_n"); + case NEON::BI__builtin_neon_vqrshrn_n_v: + // FIXME: another one + Int = usgn ? Intrinsic::aarch64_neon_uqrshrn : Intrinsic::aarch64_neon_sqrshrn; + return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vqrshrn_n"); + case NEON::BI__builtin_neon_vrnda_v: + case NEON::BI__builtin_neon_vrndaq_v: { + Int = Intrinsic::round; + return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vrnda"); + } + case NEON::BI__builtin_neon_vrndi_v: + case NEON::BI__builtin_neon_vrndiq_v: { + Int = Intrinsic::nearbyint; + return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vrndi"); + } + case NEON::BI__builtin_neon_vrndm_v: + case NEON::BI__builtin_neon_vrndmq_v: { + Int = Intrinsic::floor; + return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vrndm"); + } + case NEON::BI__builtin_neon_vrndn_v: + case NEON::BI__builtin_neon_vrndnq_v: { + Int = Intrinsic::aarch64_neon_frintn; + return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vrndn"); + } + case NEON::BI__builtin_neon_vrndp_v: + case NEON::BI__builtin_neon_vrndpq_v: { + Int = Intrinsic::ceil; + return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vrndp"); + } + case NEON::BI__builtin_neon_vrndx_v: + case NEON::BI__builtin_neon_vrndxq_v: { + Int = Intrinsic::rint; + return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vrndx"); + } + case NEON::BI__builtin_neon_vrnd_v: + case NEON::BI__builtin_neon_vrndq_v: { + Int = Intrinsic::trunc; + return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vrndz"); + } + case NEON::BI__builtin_neon_vceqz_v: + case NEON::BI__builtin_neon_vceqzq_v: + return EmitAArch64CompareBuiltinExpr(Ops[0], Ty, ICmpInst::FCMP_OEQ, + ICmpInst::ICMP_EQ, "vceqz"); + case NEON::BI__builtin_neon_vcgez_v: + case NEON::BI__builtin_neon_vcgezq_v: + return EmitAArch64CompareBuiltinExpr(Ops[0], Ty, ICmpInst::FCMP_OGE, + ICmpInst::ICMP_SGE, "vcgez"); + case NEON::BI__builtin_neon_vclez_v: + case NEON::BI__builtin_neon_vclezq_v: + return EmitAArch64CompareBuiltinExpr(Ops[0], Ty, ICmpInst::FCMP_OLE, + ICmpInst::ICMP_SLE, "vclez"); + case NEON::BI__builtin_neon_vcgtz_v: + case NEON::BI__builtin_neon_vcgtzq_v: + return EmitAArch64CompareBuiltinExpr(Ops[0], Ty, ICmpInst::FCMP_OGT, + ICmpInst::ICMP_SGT, "vcgtz"); + case NEON::BI__builtin_neon_vcltz_v: + case NEON::BI__builtin_neon_vcltzq_v: + return EmitAArch64CompareBuiltinExpr(Ops[0], Ty, ICmpInst::FCMP_OLT, + ICmpInst::ICMP_SLT, "vcltz"); + case NEON::BI__builtin_neon_vcvt_f64_v: + case NEON::BI__builtin_neon_vcvtq_f64_v: + Ops[0] = Builder.CreateBitCast(Ops[0], Ty); + Ty = GetNeonType(this, NeonTypeFlags(NeonTypeFlags::Float64, false, quad)); + return usgn ? Builder.CreateUIToFP(Ops[0], Ty, "vcvt") + : Builder.CreateSIToFP(Ops[0], Ty, "vcvt"); + case NEON::BI__builtin_neon_vcvt_f64_f32: { + assert(Type.getEltType() == NeonTypeFlags::Float64 && quad && + "unexpected vcvt_f64_f32 builtin"); + NeonTypeFlags SrcFlag = NeonTypeFlags(NeonTypeFlags::Float32, false, false); + Ops[0] = Builder.CreateBitCast(Ops[0], GetNeonType(this, SrcFlag)); + + return Builder.CreateFPExt(Ops[0], Ty, "vcvt"); + } + case NEON::BI__builtin_neon_vcvt_f32_f64: { + assert(Type.getEltType() == NeonTypeFlags::Float32 && + "unexpected vcvt_f32_f64 builtin"); + NeonTypeFlags SrcFlag = NeonTypeFlags(NeonTypeFlags::Float64, false, true); + Ops[0] = Builder.CreateBitCast(Ops[0], GetNeonType(this, SrcFlag)); + + return Builder.CreateFPTrunc(Ops[0], Ty, "vcvt"); + } + case NEON::BI__builtin_neon_vcvt_s32_v: + case NEON::BI__builtin_neon_vcvt_u32_v: + case NEON::BI__builtin_neon_vcvt_s64_v: + case NEON::BI__builtin_neon_vcvt_u64_v: + case NEON::BI__builtin_neon_vcvtq_s32_v: + case NEON::BI__builtin_neon_vcvtq_u32_v: + case NEON::BI__builtin_neon_vcvtq_s64_v: + case NEON::BI__builtin_neon_vcvtq_u64_v: { + bool Double = + (cast<llvm::IntegerType>(VTy->getElementType())->getBitWidth() == 64); + llvm::Type *InTy = + GetNeonType(this, + NeonTypeFlags(Double ? NeonTypeFlags::Float64 + : NeonTypeFlags::Float32, false, quad)); + Ops[0] = Builder.CreateBitCast(Ops[0], InTy); + if (usgn) + return Builder.CreateFPToUI(Ops[0], Ty); + return Builder.CreateFPToSI(Ops[0], Ty); + } + case NEON::BI__builtin_neon_vcvta_s32_v: + case NEON::BI__builtin_neon_vcvtaq_s32_v: + case NEON::BI__builtin_neon_vcvta_u32_v: + case NEON::BI__builtin_neon_vcvtaq_u32_v: + case NEON::BI__builtin_neon_vcvta_s64_v: + case NEON::BI__builtin_neon_vcvtaq_s64_v: + case NEON::BI__builtin_neon_vcvta_u64_v: + case NEON::BI__builtin_neon_vcvtaq_u64_v: { + Int = usgn ? Intrinsic::aarch64_neon_fcvtau : Intrinsic::aarch64_neon_fcvtas; + bool Double = + (cast<llvm::IntegerType>(VTy->getElementType())->getBitWidth() == 64); + llvm::Type *InTy = + GetNeonType(this, + NeonTypeFlags(Double ? NeonTypeFlags::Float64 + : NeonTypeFlags::Float32, false, quad)); + llvm::Type *Tys[2] = { Ty, InTy }; + return EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vcvta"); + } + case NEON::BI__builtin_neon_vcvtm_s32_v: + case NEON::BI__builtin_neon_vcvtmq_s32_v: + case NEON::BI__builtin_neon_vcvtm_u32_v: + case NEON::BI__builtin_neon_vcvtmq_u32_v: + case NEON::BI__builtin_neon_vcvtm_s64_v: + case NEON::BI__builtin_neon_vcvtmq_s64_v: + case NEON::BI__builtin_neon_vcvtm_u64_v: + case NEON::BI__builtin_neon_vcvtmq_u64_v: { + Int = usgn ? Intrinsic::aarch64_neon_fcvtmu : Intrinsic::aarch64_neon_fcvtms; + bool Double = + (cast<llvm::IntegerType>(VTy->getElementType())->getBitWidth() == 64); + llvm::Type *InTy = + GetNeonType(this, + NeonTypeFlags(Double ? NeonTypeFlags::Float64 + : NeonTypeFlags::Float32, false, quad)); + llvm::Type *Tys[2] = { Ty, InTy }; + return EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vcvtm"); + } + case NEON::BI__builtin_neon_vcvtn_s32_v: + case NEON::BI__builtin_neon_vcvtnq_s32_v: + case NEON::BI__builtin_neon_vcvtn_u32_v: + case NEON::BI__builtin_neon_vcvtnq_u32_v: + case NEON::BI__builtin_neon_vcvtn_s64_v: + case NEON::BI__builtin_neon_vcvtnq_s64_v: + case NEON::BI__builtin_neon_vcvtn_u64_v: + case NEON::BI__builtin_neon_vcvtnq_u64_v: { + Int = usgn ? Intrinsic::aarch64_neon_fcvtnu : Intrinsic::aarch64_neon_fcvtns; + bool Double = + (cast<llvm::IntegerType>(VTy->getElementType())->getBitWidth() == 64); + llvm::Type *InTy = + GetNeonType(this, + NeonTypeFlags(Double ? NeonTypeFlags::Float64 + : NeonTypeFlags::Float32, false, quad)); + llvm::Type *Tys[2] = { Ty, InTy }; + return EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vcvtn"); + } + case NEON::BI__builtin_neon_vcvtp_s32_v: + case NEON::BI__builtin_neon_vcvtpq_s32_v: + case NEON::BI__builtin_neon_vcvtp_u32_v: + case NEON::BI__builtin_neon_vcvtpq_u32_v: + case NEON::BI__builtin_neon_vcvtp_s64_v: + case NEON::BI__builtin_neon_vcvtpq_s64_v: + case NEON::BI__builtin_neon_vcvtp_u64_v: + case NEON::BI__builtin_neon_vcvtpq_u64_v: { + Int = usgn ? Intrinsic::aarch64_neon_fcvtpu : Intrinsic::aarch64_neon_fcvtps; + bool Double = + (cast<llvm::IntegerType>(VTy->getElementType())->getBitWidth() == 64); + llvm::Type *InTy = + GetNeonType(this, + NeonTypeFlags(Double ? NeonTypeFlags::Float64 + : NeonTypeFlags::Float32, false, quad)); + llvm::Type *Tys[2] = { Ty, InTy }; + return EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vcvtp"); + } + case NEON::BI__builtin_neon_vmulx_v: + case NEON::BI__builtin_neon_vmulxq_v: { + Int = Intrinsic::aarch64_neon_fmulx; + return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vmulx"); + } + case NEON::BI__builtin_neon_vmul_lane_v: + case NEON::BI__builtin_neon_vmul_laneq_v: { + // v1f64 vmul_lane should be mapped to Neon scalar mul lane + bool Quad = false; + if (BuiltinID == NEON::BI__builtin_neon_vmul_laneq_v) + Quad = true; + Ops[0] = Builder.CreateBitCast(Ops[0], DoubleTy); + llvm::Type *VTy = GetNeonType(this, + NeonTypeFlags(NeonTypeFlags::Float64, false, Quad)); + Ops[1] = Builder.CreateBitCast(Ops[1], VTy); + Ops[1] = Builder.CreateExtractElement(Ops[1], Ops[2], "extract"); + Value *Result = Builder.CreateFMul(Ops[0], Ops[1]); + return Builder.CreateBitCast(Result, Ty); + } + case NEON::BI__builtin_neon_vnegd_s64: + return Builder.CreateNeg(EmitScalarExpr(E->getArg(0)), "vnegd"); + case NEON::BI__builtin_neon_vpmaxnm_v: + case NEON::BI__builtin_neon_vpmaxnmq_v: { + Int = Intrinsic::aarch64_neon_fmaxnmp; + return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vpmaxnm"); + } + case NEON::BI__builtin_neon_vpminnm_v: + case NEON::BI__builtin_neon_vpminnmq_v: { + Int = Intrinsic::aarch64_neon_fminnmp; + return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vpminnm"); + } + case NEON::BI__builtin_neon_vsqrt_v: + case NEON::BI__builtin_neon_vsqrtq_v: { + Int = Intrinsic::sqrt; + Ops[0] = Builder.CreateBitCast(Ops[0], Ty); + return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vsqrt"); + } + case NEON::BI__builtin_neon_vrbit_v: + case NEON::BI__builtin_neon_vrbitq_v: { + Int = Intrinsic::aarch64_neon_rbit; + return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vrbit"); + } + case NEON::BI__builtin_neon_vaddv_u8: + // FIXME: These are handled by the AArch64 scalar code. + usgn = true; + // FALLTHROUGH + case NEON::BI__builtin_neon_vaddv_s8: { + Int = usgn ? Intrinsic::aarch64_neon_uaddv : Intrinsic::aarch64_neon_saddv; + Ty = llvm::IntegerType::get(getLLVMContext(), 32); + VTy = + llvm::VectorType::get(llvm::IntegerType::get(getLLVMContext(), 8), 8); + llvm::Type *Tys[2] = { Ty, VTy }; + Ops.push_back(EmitScalarExpr(E->getArg(0))); + Ops[0] = EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vaddv"); + return Builder.CreateTrunc(Ops[0], + llvm::IntegerType::get(getLLVMContext(), 8)); + } + case NEON::BI__builtin_neon_vaddv_u16: + usgn = true; + // FALLTHROUGH + case NEON::BI__builtin_neon_vaddv_s16: { + Int = usgn ? Intrinsic::aarch64_neon_uaddv : Intrinsic::aarch64_neon_saddv; + Ty = llvm::IntegerType::get(getLLVMContext(), 32); + VTy = + llvm::VectorType::get(llvm::IntegerType::get(getLLVMContext(), 16), 4); + llvm::Type *Tys[2] = { Ty, VTy }; + Ops.push_back(EmitScalarExpr(E->getArg(0))); + Ops[0] = EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vaddv"); + return Builder.CreateTrunc(Ops[0], + llvm::IntegerType::get(getLLVMContext(), 16)); + } + case NEON::BI__builtin_neon_vaddvq_u8: + usgn = true; + // FALLTHROUGH + case NEON::BI__builtin_neon_vaddvq_s8: { + Int = usgn ? Intrinsic::aarch64_neon_uaddv : Intrinsic::aarch64_neon_saddv; + Ty = llvm::IntegerType::get(getLLVMContext(), 32); + VTy = + llvm::VectorType::get(llvm::IntegerType::get(getLLVMContext(), 8), 16); + llvm::Type *Tys[2] = { Ty, VTy }; + Ops.push_back(EmitScalarExpr(E->getArg(0))); + Ops[0] = EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vaddv"); + return Builder.CreateTrunc(Ops[0], + llvm::IntegerType::get(getLLVMContext(), 8)); + } + case NEON::BI__builtin_neon_vaddvq_u16: + usgn = true; + // FALLTHROUGH + case NEON::BI__builtin_neon_vaddvq_s16: { + Int = usgn ? Intrinsic::aarch64_neon_uaddv : Intrinsic::aarch64_neon_saddv; + Ty = llvm::IntegerType::get(getLLVMContext(), 32); + VTy = + llvm::VectorType::get(llvm::IntegerType::get(getLLVMContext(), 16), 8); + llvm::Type *Tys[2] = { Ty, VTy }; + Ops.push_back(EmitScalarExpr(E->getArg(0))); + Ops[0] = EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vaddv"); + return Builder.CreateTrunc(Ops[0], + llvm::IntegerType::get(getLLVMContext(), 16)); + } + case NEON::BI__builtin_neon_vmaxv_u8: { + Int = Intrinsic::aarch64_neon_umaxv; + Ty = llvm::IntegerType::get(getLLVMContext(), 32); + VTy = + llvm::VectorType::get(llvm::IntegerType::get(getLLVMContext(), 8), 8); + llvm::Type *Tys[2] = { Ty, VTy }; + Ops.push_back(EmitScalarExpr(E->getArg(0))); + Ops[0] = EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vmaxv"); + return Builder.CreateTrunc(Ops[0], + llvm::IntegerType::get(getLLVMContext(), 8)); + } + case NEON::BI__builtin_neon_vmaxv_u16: { + Int = Intrinsic::aarch64_neon_umaxv; + Ty = llvm::IntegerType::get(getLLVMContext(), 32); + VTy = + llvm::VectorType::get(llvm::IntegerType::get(getLLVMContext(), 16), 4); + llvm::Type *Tys[2] = { Ty, VTy }; + Ops.push_back(EmitScalarExpr(E->getArg(0))); + Ops[0] = EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vmaxv"); + return Builder.CreateTrunc(Ops[0], + llvm::IntegerType::get(getLLVMContext(), 16)); + } + case NEON::BI__builtin_neon_vmaxvq_u8: { + Int = Intrinsic::aarch64_neon_umaxv; + Ty = llvm::IntegerType::get(getLLVMContext(), 32); + VTy = + llvm::VectorType::get(llvm::IntegerType::get(getLLVMContext(), 8), 16); + llvm::Type *Tys[2] = { Ty, VTy }; + Ops.push_back(EmitScalarExpr(E->getArg(0))); + Ops[0] = EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vmaxv"); + return Builder.CreateTrunc(Ops[0], + llvm::IntegerType::get(getLLVMContext(), 8)); + } + case NEON::BI__builtin_neon_vmaxvq_u16: { + Int = Intrinsic::aarch64_neon_umaxv; + Ty = llvm::IntegerType::get(getLLVMContext(), 32); + VTy = + llvm::VectorType::get(llvm::IntegerType::get(getLLVMContext(), 16), 8); + llvm::Type *Tys[2] = { Ty, VTy }; + Ops.push_back(EmitScalarExpr(E->getArg(0))); + Ops[0] = EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vmaxv"); + return Builder.CreateTrunc(Ops[0], + llvm::IntegerType::get(getLLVMContext(), 16)); + } + case NEON::BI__builtin_neon_vmaxv_s8: { + Int = Intrinsic::aarch64_neon_smaxv; + Ty = llvm::IntegerType::get(getLLVMContext(), 32); + VTy = + llvm::VectorType::get(llvm::IntegerType::get(getLLVMContext(), 8), 8); + llvm::Type *Tys[2] = { Ty, VTy }; + Ops.push_back(EmitScalarExpr(E->getArg(0))); + Ops[0] = EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vmaxv"); + return Builder.CreateTrunc(Ops[0], + llvm::IntegerType::get(getLLVMContext(), 8)); + } + case NEON::BI__builtin_neon_vmaxv_s16: { + Int = Intrinsic::aarch64_neon_smaxv; + Ty = llvm::IntegerType::get(getLLVMContext(), 32); + VTy = + llvm::VectorType::get(llvm::IntegerType::get(getLLVMContext(), 16), 4); + llvm::Type *Tys[2] = { Ty, VTy }; + Ops.push_back(EmitScalarExpr(E->getArg(0))); + Ops[0] = EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vmaxv"); + return Builder.CreateTrunc(Ops[0], + llvm::IntegerType::get(getLLVMContext(), 16)); + } + case NEON::BI__builtin_neon_vmaxvq_s8: { + Int = Intrinsic::aarch64_neon_smaxv; + Ty = llvm::IntegerType::get(getLLVMContext(), 32); + VTy = + llvm::VectorType::get(llvm::IntegerType::get(getLLVMContext(), 8), 16); + llvm::Type *Tys[2] = { Ty, VTy }; + Ops.push_back(EmitScalarExpr(E->getArg(0))); + Ops[0] = EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vmaxv"); + return Builder.CreateTrunc(Ops[0], + llvm::IntegerType::get(getLLVMContext(), 8)); + } + case NEON::BI__builtin_neon_vmaxvq_s16: { + Int = Intrinsic::aarch64_neon_smaxv; + Ty = llvm::IntegerType::get(getLLVMContext(), 32); + VTy = + llvm::VectorType::get(llvm::IntegerType::get(getLLVMContext(), 16), 8); + llvm::Type *Tys[2] = { Ty, VTy }; + Ops.push_back(EmitScalarExpr(E->getArg(0))); + Ops[0] = EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vmaxv"); + return Builder.CreateTrunc(Ops[0], + llvm::IntegerType::get(getLLVMContext(), 16)); + } + case NEON::BI__builtin_neon_vminv_u8: { + Int = Intrinsic::aarch64_neon_uminv; + Ty = llvm::IntegerType::get(getLLVMContext(), 32); + VTy = + llvm::VectorType::get(llvm::IntegerType::get(getLLVMContext(), 8), 8); + llvm::Type *Tys[2] = { Ty, VTy }; + Ops.push_back(EmitScalarExpr(E->getArg(0))); + Ops[0] = EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vminv"); + return Builder.CreateTrunc(Ops[0], + llvm::IntegerType::get(getLLVMContext(), 8)); + } + case NEON::BI__builtin_neon_vminv_u16: { + Int = Intrinsic::aarch64_neon_uminv; + Ty = llvm::IntegerType::get(getLLVMContext(), 32); + VTy = + llvm::VectorType::get(llvm::IntegerType::get(getLLVMContext(), 16), 4); + llvm::Type *Tys[2] = { Ty, VTy }; + Ops.push_back(EmitScalarExpr(E->getArg(0))); + Ops[0] = EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vminv"); + return Builder.CreateTrunc(Ops[0], + llvm::IntegerType::get(getLLVMContext(), 16)); + } + case NEON::BI__builtin_neon_vminvq_u8: { + Int = Intrinsic::aarch64_neon_uminv; + Ty = llvm::IntegerType::get(getLLVMContext(), 32); + VTy = + llvm::VectorType::get(llvm::IntegerType::get(getLLVMContext(), 8), 16); + llvm::Type *Tys[2] = { Ty, VTy }; + Ops.push_back(EmitScalarExpr(E->getArg(0))); + Ops[0] = EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vminv"); + return Builder.CreateTrunc(Ops[0], + llvm::IntegerType::get(getLLVMContext(), 8)); + } + case NEON::BI__builtin_neon_vminvq_u16: { + Int = Intrinsic::aarch64_neon_uminv; + Ty = llvm::IntegerType::get(getLLVMContext(), 32); + VTy = + llvm::VectorType::get(llvm::IntegerType::get(getLLVMContext(), 16), 8); + llvm::Type *Tys[2] = { Ty, VTy }; + Ops.push_back(EmitScalarExpr(E->getArg(0))); + Ops[0] = EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vminv"); + return Builder.CreateTrunc(Ops[0], + llvm::IntegerType::get(getLLVMContext(), 16)); + } + case NEON::BI__builtin_neon_vminv_s8: { + Int = Intrinsic::aarch64_neon_sminv; + Ty = llvm::IntegerType::get(getLLVMContext(), 32); + VTy = + llvm::VectorType::get(llvm::IntegerType::get(getLLVMContext(), 8), 8); + llvm::Type *Tys[2] = { Ty, VTy }; + Ops.push_back(EmitScalarExpr(E->getArg(0))); + Ops[0] = EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vminv"); + return Builder.CreateTrunc(Ops[0], + llvm::IntegerType::get(getLLVMContext(), 8)); + } + case NEON::BI__builtin_neon_vminv_s16: { + Int = Intrinsic::aarch64_neon_sminv; + Ty = llvm::IntegerType::get(getLLVMContext(), 32); + VTy = + llvm::VectorType::get(llvm::IntegerType::get(getLLVMContext(), 16), 4); + llvm::Type *Tys[2] = { Ty, VTy }; + Ops.push_back(EmitScalarExpr(E->getArg(0))); + Ops[0] = EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vminv"); + return Builder.CreateTrunc(Ops[0], + llvm::IntegerType::get(getLLVMContext(), 16)); + } + case NEON::BI__builtin_neon_vminvq_s8: { + Int = Intrinsic::aarch64_neon_sminv; + Ty = llvm::IntegerType::get(getLLVMContext(), 32); + VTy = + llvm::VectorType::get(llvm::IntegerType::get(getLLVMContext(), 8), 16); + llvm::Type *Tys[2] = { Ty, VTy }; + Ops.push_back(EmitScalarExpr(E->getArg(0))); + Ops[0] = EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vminv"); + return Builder.CreateTrunc(Ops[0], + llvm::IntegerType::get(getLLVMContext(), 8)); + } + case NEON::BI__builtin_neon_vminvq_s16: { + Int = Intrinsic::aarch64_neon_sminv; + Ty = llvm::IntegerType::get(getLLVMContext(), 32); + VTy = + llvm::VectorType::get(llvm::IntegerType::get(getLLVMContext(), 16), 8); + llvm::Type *Tys[2] = { Ty, VTy }; + Ops.push_back(EmitScalarExpr(E->getArg(0))); + Ops[0] = EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vminv"); + return Builder.CreateTrunc(Ops[0], + llvm::IntegerType::get(getLLVMContext(), 16)); + } + case NEON::BI__builtin_neon_vmul_n_f64: { + Ops[0] = Builder.CreateBitCast(Ops[0], DoubleTy); + Value *RHS = Builder.CreateBitCast(EmitScalarExpr(E->getArg(1)), DoubleTy); + return Builder.CreateFMul(Ops[0], RHS); + } + case NEON::BI__builtin_neon_vaddlv_u8: { + Int = Intrinsic::aarch64_neon_uaddlv; + Ty = llvm::IntegerType::get(getLLVMContext(), 32); + VTy = + llvm::VectorType::get(llvm::IntegerType::get(getLLVMContext(), 8), 8); + llvm::Type *Tys[2] = { Ty, VTy }; + Ops.push_back(EmitScalarExpr(E->getArg(0))); + Ops[0] = EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vaddlv"); + return Builder.CreateTrunc(Ops[0], + llvm::IntegerType::get(getLLVMContext(), 16)); + } + case NEON::BI__builtin_neon_vaddlv_u16: { + Int = Intrinsic::aarch64_neon_uaddlv; + Ty = llvm::IntegerType::get(getLLVMContext(), 32); + VTy = + llvm::VectorType::get(llvm::IntegerType::get(getLLVMContext(), 16), 4); + llvm::Type *Tys[2] = { Ty, VTy }; + Ops.push_back(EmitScalarExpr(E->getArg(0))); + return EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vaddlv"); + } + case NEON::BI__builtin_neon_vaddlvq_u8: { + Int = Intrinsic::aarch64_neon_uaddlv; + Ty = llvm::IntegerType::get(getLLVMContext(), 32); + VTy = + llvm::VectorType::get(llvm::IntegerType::get(getLLVMContext(), 8), 16); + llvm::Type *Tys[2] = { Ty, VTy }; + Ops.push_back(EmitScalarExpr(E->getArg(0))); + Ops[0] = EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vaddlv"); + return Builder.CreateTrunc(Ops[0], + llvm::IntegerType::get(getLLVMContext(), 16)); + } + case NEON::BI__builtin_neon_vaddlvq_u16: { + Int = Intrinsic::aarch64_neon_uaddlv; + Ty = llvm::IntegerType::get(getLLVMContext(), 32); + VTy = + llvm::VectorType::get(llvm::IntegerType::get(getLLVMContext(), 16), 8); + llvm::Type *Tys[2] = { Ty, VTy }; + Ops.push_back(EmitScalarExpr(E->getArg(0))); + return EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vaddlv"); + } + case NEON::BI__builtin_neon_vaddlv_s8: { + Int = Intrinsic::aarch64_neon_saddlv; + Ty = llvm::IntegerType::get(getLLVMContext(), 32); + VTy = + llvm::VectorType::get(llvm::IntegerType::get(getLLVMContext(), 8), 8); + llvm::Type *Tys[2] = { Ty, VTy }; + Ops.push_back(EmitScalarExpr(E->getArg(0))); + Ops[0] = EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vaddlv"); + return Builder.CreateTrunc(Ops[0], + llvm::IntegerType::get(getLLVMContext(), 16)); + } + case NEON::BI__builtin_neon_vaddlv_s16: { + Int = Intrinsic::aarch64_neon_saddlv; + Ty = llvm::IntegerType::get(getLLVMContext(), 32); + VTy = + llvm::VectorType::get(llvm::IntegerType::get(getLLVMContext(), 16), 4); + llvm::Type *Tys[2] = { Ty, VTy }; + Ops.push_back(EmitScalarExpr(E->getArg(0))); + return EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vaddlv"); + } + case NEON::BI__builtin_neon_vaddlvq_s8: { + Int = Intrinsic::aarch64_neon_saddlv; + Ty = llvm::IntegerType::get(getLLVMContext(), 32); + VTy = + llvm::VectorType::get(llvm::IntegerType::get(getLLVMContext(), 8), 16); + llvm::Type *Tys[2] = { Ty, VTy }; + Ops.push_back(EmitScalarExpr(E->getArg(0))); + Ops[0] = EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vaddlv"); + return Builder.CreateTrunc(Ops[0], + llvm::IntegerType::get(getLLVMContext(), 16)); + } + case NEON::BI__builtin_neon_vaddlvq_s16: { + Int = Intrinsic::aarch64_neon_saddlv; + Ty = llvm::IntegerType::get(getLLVMContext(), 32); + VTy = + llvm::VectorType::get(llvm::IntegerType::get(getLLVMContext(), 16), 8); + llvm::Type *Tys[2] = { Ty, VTy }; + Ops.push_back(EmitScalarExpr(E->getArg(0))); + return EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vaddlv"); + } + case NEON::BI__builtin_neon_vsri_n_v: + case NEON::BI__builtin_neon_vsriq_n_v: { + Int = Intrinsic::aarch64_neon_vsri; + llvm::Function *Intrin = CGM.getIntrinsic(Int, Ty); + return EmitNeonCall(Intrin, Ops, "vsri_n"); + } + case NEON::BI__builtin_neon_vsli_n_v: + case NEON::BI__builtin_neon_vsliq_n_v: { + Int = Intrinsic::aarch64_neon_vsli; + llvm::Function *Intrin = CGM.getIntrinsic(Int, Ty); + return EmitNeonCall(Intrin, Ops, "vsli_n"); + } + case NEON::BI__builtin_neon_vsra_n_v: + case NEON::BI__builtin_neon_vsraq_n_v: + Ops[0] = Builder.CreateBitCast(Ops[0], Ty); + Ops[1] = EmitNeonRShiftImm(Ops[1], Ops[2], Ty, usgn, "vsra_n"); + return Builder.CreateAdd(Ops[0], Ops[1]); + case NEON::BI__builtin_neon_vrsra_n_v: + case NEON::BI__builtin_neon_vrsraq_n_v: { + Int = usgn ? Intrinsic::aarch64_neon_urshl : Intrinsic::aarch64_neon_srshl; + SmallVector<llvm::Value*,2> TmpOps; + TmpOps.push_back(Ops[1]); + TmpOps.push_back(Ops[2]); + Function* F = CGM.getIntrinsic(Int, Ty); + llvm::Value *tmp = EmitNeonCall(F, TmpOps, "vrshr_n", 1, true); + Ops[0] = Builder.CreateBitCast(Ops[0], VTy); + return Builder.CreateAdd(Ops[0], tmp); + } + // FIXME: Sharing loads & stores with 32-bit is complicated by the absence + // of an Align parameter here. + case NEON::BI__builtin_neon_vld1_x2_v: + case NEON::BI__builtin_neon_vld1q_x2_v: + case NEON::BI__builtin_neon_vld1_x3_v: + case NEON::BI__builtin_neon_vld1q_x3_v: + case NEON::BI__builtin_neon_vld1_x4_v: + case NEON::BI__builtin_neon_vld1q_x4_v: { + llvm::Type *PTy = llvm::PointerType::getUnqual(VTy->getVectorElementType()); + Ops[1] = Builder.CreateBitCast(Ops[1], PTy); + llvm::Type *Tys[2] = { VTy, PTy }; + unsigned Int; + switch (BuiltinID) { + case NEON::BI__builtin_neon_vld1_x2_v: + case NEON::BI__builtin_neon_vld1q_x2_v: + Int = Intrinsic::aarch64_neon_ld1x2; + break; + case NEON::BI__builtin_neon_vld1_x3_v: + case NEON::BI__builtin_neon_vld1q_x3_v: + Int = Intrinsic::aarch64_neon_ld1x3; + break; + case NEON::BI__builtin_neon_vld1_x4_v: + case NEON::BI__builtin_neon_vld1q_x4_v: + Int = Intrinsic::aarch64_neon_ld1x4; + break; + } + Function *F = CGM.getIntrinsic(Int, Tys); + Ops[1] = Builder.CreateCall(F, Ops[1], "vld1xN"); + Ty = llvm::PointerType::getUnqual(Ops[1]->getType()); + Ops[0] = Builder.CreateBitCast(Ops[0], Ty); + return Builder.CreateStore(Ops[1], Ops[0]); + } + case NEON::BI__builtin_neon_vst1_x2_v: + case NEON::BI__builtin_neon_vst1q_x2_v: + case NEON::BI__builtin_neon_vst1_x3_v: + case NEON::BI__builtin_neon_vst1q_x3_v: + case NEON::BI__builtin_neon_vst1_x4_v: + case NEON::BI__builtin_neon_vst1q_x4_v: { + llvm::Type *PTy = llvm::PointerType::getUnqual(VTy->getVectorElementType()); + llvm::Type *Tys[2] = { VTy, PTy }; + unsigned Int; + switch (BuiltinID) { + case NEON::BI__builtin_neon_vst1_x2_v: + case NEON::BI__builtin_neon_vst1q_x2_v: + Int = Intrinsic::aarch64_neon_st1x2; + break; + case NEON::BI__builtin_neon_vst1_x3_v: + case NEON::BI__builtin_neon_vst1q_x3_v: + Int = Intrinsic::aarch64_neon_st1x3; + break; + case NEON::BI__builtin_neon_vst1_x4_v: + case NEON::BI__builtin_neon_vst1q_x4_v: + Int = Intrinsic::aarch64_neon_st1x4; + break; + } + SmallVector<Value *, 4> IntOps(Ops.begin()+1, Ops.end()); + IntOps.push_back(Ops[0]); + return EmitNeonCall(CGM.getIntrinsic(Int, Tys), IntOps, ""); + } + case NEON::BI__builtin_neon_vld1_v: + case NEON::BI__builtin_neon_vld1q_v: + Ops[0] = Builder.CreateBitCast(Ops[0], llvm::PointerType::getUnqual(VTy)); + return Builder.CreateLoad(Ops[0]); + case NEON::BI__builtin_neon_vst1_v: + case NEON::BI__builtin_neon_vst1q_v: + Ops[0] = Builder.CreateBitCast(Ops[0], llvm::PointerType::getUnqual(VTy)); + Ops[1] = Builder.CreateBitCast(Ops[1], VTy); + return Builder.CreateStore(Ops[1], Ops[0]); + case NEON::BI__builtin_neon_vld1_lane_v: + case NEON::BI__builtin_neon_vld1q_lane_v: + Ops[1] = Builder.CreateBitCast(Ops[1], Ty); + Ty = llvm::PointerType::getUnqual(VTy->getElementType()); + Ops[0] = Builder.CreateBitCast(Ops[0], Ty); + Ops[0] = Builder.CreateLoad(Ops[0]); + return Builder.CreateInsertElement(Ops[1], Ops[0], Ops[2], "vld1_lane"); + case NEON::BI__builtin_neon_vld1_dup_v: + case NEON::BI__builtin_neon_vld1q_dup_v: { + Value *V = UndefValue::get(Ty); + Ty = llvm::PointerType::getUnqual(VTy->getElementType()); + Ops[0] = Builder.CreateBitCast(Ops[0], Ty); + Ops[0] = Builder.CreateLoad(Ops[0]); + llvm::Constant *CI = ConstantInt::get(Int32Ty, 0); + Ops[0] = Builder.CreateInsertElement(V, Ops[0], CI); + return EmitNeonSplat(Ops[0], CI); + } + case NEON::BI__builtin_neon_vst1_lane_v: + case NEON::BI__builtin_neon_vst1q_lane_v: + Ops[1] = Builder.CreateBitCast(Ops[1], Ty); + Ops[1] = Builder.CreateExtractElement(Ops[1], Ops[2]); + Ty = llvm::PointerType::getUnqual(Ops[1]->getType()); + return Builder.CreateStore(Ops[1], Builder.CreateBitCast(Ops[0], Ty)); + case NEON::BI__builtin_neon_vld2_v: + case NEON::BI__builtin_neon_vld2q_v: { + llvm::Type *PTy = llvm::PointerType::getUnqual(VTy); + Ops[1] = Builder.CreateBitCast(Ops[1], PTy); + llvm::Type *Tys[2] = { VTy, PTy }; + Function *F = CGM.getIntrinsic(Intrinsic::aarch64_neon_ld2, Tys); + Ops[1] = Builder.CreateCall(F, Ops[1], "vld2"); + Ops[0] = Builder.CreateBitCast(Ops[0], + llvm::PointerType::getUnqual(Ops[1]->getType())); + return Builder.CreateStore(Ops[1], Ops[0]); + } + case NEON::BI__builtin_neon_vld3_v: + case NEON::BI__builtin_neon_vld3q_v: { + llvm::Type *PTy = llvm::PointerType::getUnqual(VTy); + Ops[1] = Builder.CreateBitCast(Ops[1], PTy); + llvm::Type *Tys[2] = { VTy, PTy }; + Function *F = CGM.getIntrinsic(Intrinsic::aarch64_neon_ld3, Tys); + Ops[1] = Builder.CreateCall(F, Ops[1], "vld3"); + Ops[0] = Builder.CreateBitCast(Ops[0], + llvm::PointerType::getUnqual(Ops[1]->getType())); + return Builder.CreateStore(Ops[1], Ops[0]); + } + case NEON::BI__builtin_neon_vld4_v: + case NEON::BI__builtin_neon_vld4q_v: { + llvm::Type *PTy = llvm::PointerType::getUnqual(VTy); + Ops[1] = Builder.CreateBitCast(Ops[1], PTy); + llvm::Type *Tys[2] = { VTy, PTy }; + Function *F = CGM.getIntrinsic(Intrinsic::aarch64_neon_ld4, Tys); + Ops[1] = Builder.CreateCall(F, Ops[1], "vld4"); + Ops[0] = Builder.CreateBitCast(Ops[0], + llvm::PointerType::getUnqual(Ops[1]->getType())); + return Builder.CreateStore(Ops[1], Ops[0]); + } + case NEON::BI__builtin_neon_vld2_dup_v: + case NEON::BI__builtin_neon_vld2q_dup_v: { + llvm::Type *PTy = + llvm::PointerType::getUnqual(VTy->getElementType()); + Ops[1] = Builder.CreateBitCast(Ops[1], PTy); + llvm::Type *Tys[2] = { VTy, PTy }; + Function *F = CGM.getIntrinsic(Intrinsic::aarch64_neon_ld2r, Tys); + Ops[1] = Builder.CreateCall(F, Ops[1], "vld2"); + Ops[0] = Builder.CreateBitCast(Ops[0], + llvm::PointerType::getUnqual(Ops[1]->getType())); + return Builder.CreateStore(Ops[1], Ops[0]); + } + case NEON::BI__builtin_neon_vld3_dup_v: + case NEON::BI__builtin_neon_vld3q_dup_v: { + llvm::Type *PTy = + llvm::PointerType::getUnqual(VTy->getElementType()); + Ops[1] = Builder.CreateBitCast(Ops[1], PTy); + llvm::Type *Tys[2] = { VTy, PTy }; + Function *F = CGM.getIntrinsic(Intrinsic::aarch64_neon_ld3r, Tys); + Ops[1] = Builder.CreateCall(F, Ops[1], "vld3"); + Ops[0] = Builder.CreateBitCast(Ops[0], + llvm::PointerType::getUnqual(Ops[1]->getType())); + return Builder.CreateStore(Ops[1], Ops[0]); + } + case NEON::BI__builtin_neon_vld4_dup_v: + case NEON::BI__builtin_neon_vld4q_dup_v: { + llvm::Type *PTy = + llvm::PointerType::getUnqual(VTy->getElementType()); + Ops[1] = Builder.CreateBitCast(Ops[1], PTy); + llvm::Type *Tys[2] = { VTy, PTy }; + Function *F = CGM.getIntrinsic(Intrinsic::aarch64_neon_ld4r, Tys); + Ops[1] = Builder.CreateCall(F, Ops[1], "vld4"); + Ops[0] = Builder.CreateBitCast(Ops[0], + llvm::PointerType::getUnqual(Ops[1]->getType())); + return Builder.CreateStore(Ops[1], Ops[0]); + } + case NEON::BI__builtin_neon_vld2_lane_v: + case NEON::BI__builtin_neon_vld2q_lane_v: { + llvm::Type *Tys[2] = { VTy, Ops[1]->getType() }; + Function *F = CGM.getIntrinsic(Intrinsic::aarch64_neon_ld2lane, Tys); + Ops.push_back(Ops[1]); + Ops.erase(Ops.begin()+1); + Ops[1] = Builder.CreateBitCast(Ops[1], Ty); + Ops[2] = Builder.CreateBitCast(Ops[2], Ty); + Ops[3] = Builder.CreateZExt(Ops[3], + llvm::IntegerType::get(getLLVMContext(), 64)); + Ops[1] = Builder.CreateCall(F, + ArrayRef<Value*>(Ops).slice(1), "vld2_lane"); + Ty = llvm::PointerType::getUnqual(Ops[1]->getType()); + Ops[0] = Builder.CreateBitCast(Ops[0], Ty); + return Builder.CreateStore(Ops[1], Ops[0]); + } + case NEON::BI__builtin_neon_vld3_lane_v: + case NEON::BI__builtin_neon_vld3q_lane_v: { + llvm::Type *Tys[2] = { VTy, Ops[1]->getType() }; + Function *F = CGM.getIntrinsic(Intrinsic::aarch64_neon_ld3lane, Tys); + Ops.push_back(Ops[1]); + Ops.erase(Ops.begin()+1); + Ops[1] = Builder.CreateBitCast(Ops[1], Ty); + Ops[2] = Builder.CreateBitCast(Ops[2], Ty); + Ops[3] = Builder.CreateBitCast(Ops[3], Ty); + Ops[4] = Builder.CreateZExt(Ops[4], + llvm::IntegerType::get(getLLVMContext(), 64)); + Ops[1] = Builder.CreateCall(F, + ArrayRef<Value*>(Ops).slice(1), "vld3_lane"); + Ty = llvm::PointerType::getUnqual(Ops[1]->getType()); + Ops[0] = Builder.CreateBitCast(Ops[0], Ty); + return Builder.CreateStore(Ops[1], Ops[0]); + } + case NEON::BI__builtin_neon_vld4_lane_v: + case NEON::BI__builtin_neon_vld4q_lane_v: { + llvm::Type *Tys[2] = { VTy, Ops[1]->getType() }; + Function *F = CGM.getIntrinsic(Intrinsic::aarch64_neon_ld4lane, Tys); + Ops.push_back(Ops[1]); + Ops.erase(Ops.begin()+1); + Ops[1] = Builder.CreateBitCast(Ops[1], Ty); + Ops[2] = Builder.CreateBitCast(Ops[2], Ty); + Ops[3] = Builder.CreateBitCast(Ops[3], Ty); + Ops[4] = Builder.CreateBitCast(Ops[4], Ty); + Ops[5] = Builder.CreateZExt(Ops[5], + llvm::IntegerType::get(getLLVMContext(), 64)); + Ops[1] = Builder.CreateCall(F, + ArrayRef<Value*>(Ops).slice(1), "vld4_lane"); + Ty = llvm::PointerType::getUnqual(Ops[1]->getType()); + Ops[0] = Builder.CreateBitCast(Ops[0], Ty); + return Builder.CreateStore(Ops[1], Ops[0]); + } + case NEON::BI__builtin_neon_vst2_v: + case NEON::BI__builtin_neon_vst2q_v: { + Ops.push_back(Ops[0]); + Ops.erase(Ops.begin()); + llvm::Type *Tys[2] = { VTy, Ops[2]->getType() }; + return EmitNeonCall(CGM.getIntrinsic(Intrinsic::aarch64_neon_st2, Tys), + Ops, ""); + } + case NEON::BI__builtin_neon_vst2_lane_v: + case NEON::BI__builtin_neon_vst2q_lane_v: { + Ops.push_back(Ops[0]); + Ops.erase(Ops.begin()); + Ops[2] = Builder.CreateZExt(Ops[2], + llvm::IntegerType::get(getLLVMContext(), 64)); + llvm::Type *Tys[2] = { VTy, Ops[3]->getType() }; + return EmitNeonCall(CGM.getIntrinsic(Intrinsic::aarch64_neon_st2lane, Tys), + Ops, ""); + } + case NEON::BI__builtin_neon_vst3_v: + case NEON::BI__builtin_neon_vst3q_v: { + Ops.push_back(Ops[0]); + Ops.erase(Ops.begin()); + llvm::Type *Tys[2] = { VTy, Ops[3]->getType() }; + return EmitNeonCall(CGM.getIntrinsic(Intrinsic::aarch64_neon_st3, Tys), + Ops, ""); + } + case NEON::BI__builtin_neon_vst3_lane_v: + case NEON::BI__builtin_neon_vst3q_lane_v: { + Ops.push_back(Ops[0]); + Ops.erase(Ops.begin()); + Ops[3] = Builder.CreateZExt(Ops[3], + llvm::IntegerType::get(getLLVMContext(), 64)); + llvm::Type *Tys[2] = { VTy, Ops[4]->getType() }; + return EmitNeonCall(CGM.getIntrinsic(Intrinsic::aarch64_neon_st3lane, Tys), + Ops, ""); + } + case NEON::BI__builtin_neon_vst4_v: + case NEON::BI__builtin_neon_vst4q_v: { + Ops.push_back(Ops[0]); + Ops.erase(Ops.begin()); + llvm::Type *Tys[2] = { VTy, Ops[4]->getType() }; + return EmitNeonCall(CGM.getIntrinsic(Intrinsic::aarch64_neon_st4, Tys), + Ops, ""); + } + case NEON::BI__builtin_neon_vst4_lane_v: + case NEON::BI__builtin_neon_vst4q_lane_v: { + Ops.push_back(Ops[0]); + Ops.erase(Ops.begin()); + Ops[4] = Builder.CreateZExt(Ops[4], + llvm::IntegerType::get(getLLVMContext(), 64)); + llvm::Type *Tys[2] = { VTy, Ops[5]->getType() }; + return EmitNeonCall(CGM.getIntrinsic(Intrinsic::aarch64_neon_st4lane, Tys), + Ops, ""); + } + case NEON::BI__builtin_neon_vtrn_v: + case NEON::BI__builtin_neon_vtrnq_v: { + Ops[0] = Builder.CreateBitCast(Ops[0], llvm::PointerType::getUnqual(Ty)); + Ops[1] = Builder.CreateBitCast(Ops[1], Ty); + Ops[2] = Builder.CreateBitCast(Ops[2], Ty); + Value *SV = nullptr; + + for (unsigned vi = 0; vi != 2; ++vi) { + SmallVector<Constant*, 16> Indices; + for (unsigned i = 0, e = VTy->getNumElements(); i != e; i += 2) { + Indices.push_back(ConstantInt::get(Int32Ty, i+vi)); + Indices.push_back(ConstantInt::get(Int32Ty, i+e+vi)); + } + Value *Addr = Builder.CreateConstInBoundsGEP1_32(Ops[0], vi); + SV = llvm::ConstantVector::get(Indices); + SV = Builder.CreateShuffleVector(Ops[1], Ops[2], SV, "vtrn"); + SV = Builder.CreateStore(SV, Addr); + } + return SV; + } + case NEON::BI__builtin_neon_vuzp_v: + case NEON::BI__builtin_neon_vuzpq_v: { + Ops[0] = Builder.CreateBitCast(Ops[0], llvm::PointerType::getUnqual(Ty)); + Ops[1] = Builder.CreateBitCast(Ops[1], Ty); + Ops[2] = Builder.CreateBitCast(Ops[2], Ty); + Value *SV = nullptr; + + for (unsigned vi = 0; vi != 2; ++vi) { + SmallVector<Constant*, 16> Indices; + for (unsigned i = 0, e = VTy->getNumElements(); i != e; ++i) + Indices.push_back(ConstantInt::get(Int32Ty, 2*i+vi)); + + Value *Addr = Builder.CreateConstInBoundsGEP1_32(Ops[0], vi); + SV = llvm::ConstantVector::get(Indices); + SV = Builder.CreateShuffleVector(Ops[1], Ops[2], SV, "vuzp"); + SV = Builder.CreateStore(SV, Addr); + } + return SV; + } + case NEON::BI__builtin_neon_vzip_v: + case NEON::BI__builtin_neon_vzipq_v: { + Ops[0] = Builder.CreateBitCast(Ops[0], llvm::PointerType::getUnqual(Ty)); + Ops[1] = Builder.CreateBitCast(Ops[1], Ty); + Ops[2] = Builder.CreateBitCast(Ops[2], Ty); + Value *SV = nullptr; + + for (unsigned vi = 0; vi != 2; ++vi) { + SmallVector<Constant*, 16> Indices; + for (unsigned i = 0, e = VTy->getNumElements(); i != e; i += 2) { + Indices.push_back(ConstantInt::get(Int32Ty, (i + vi*e) >> 1)); + Indices.push_back(ConstantInt::get(Int32Ty, ((i + vi*e) >> 1)+e)); + } + Value *Addr = Builder.CreateConstInBoundsGEP1_32(Ops[0], vi); + SV = llvm::ConstantVector::get(Indices); + SV = Builder.CreateShuffleVector(Ops[1], Ops[2], SV, "vzip"); + SV = Builder.CreateStore(SV, Addr); + } + return SV; + } + case NEON::BI__builtin_neon_vqtbl1q_v: { + return EmitNeonCall(CGM.getIntrinsic(Intrinsic::aarch64_neon_tbl1, Ty), + Ops, "vtbl1"); + } + case NEON::BI__builtin_neon_vqtbl2q_v: { + return EmitNeonCall(CGM.getIntrinsic(Intrinsic::aarch64_neon_tbl2, Ty), + Ops, "vtbl2"); + } + case NEON::BI__builtin_neon_vqtbl3q_v: { + return EmitNeonCall(CGM.getIntrinsic(Intrinsic::aarch64_neon_tbl3, Ty), + Ops, "vtbl3"); + } + case NEON::BI__builtin_neon_vqtbl4q_v: { + return EmitNeonCall(CGM.getIntrinsic(Intrinsic::aarch64_neon_tbl4, Ty), + Ops, "vtbl4"); + } + case NEON::BI__builtin_neon_vqtbx1q_v: { + return EmitNeonCall(CGM.getIntrinsic(Intrinsic::aarch64_neon_tbx1, Ty), + Ops, "vtbx1"); + } + case NEON::BI__builtin_neon_vqtbx2q_v: { + return EmitNeonCall(CGM.getIntrinsic(Intrinsic::aarch64_neon_tbx2, Ty), + Ops, "vtbx2"); + } + case NEON::BI__builtin_neon_vqtbx3q_v: { + return EmitNeonCall(CGM.getIntrinsic(Intrinsic::aarch64_neon_tbx3, Ty), + Ops, "vtbx3"); + } + case NEON::BI__builtin_neon_vqtbx4q_v: { + return EmitNeonCall(CGM.getIntrinsic(Intrinsic::aarch64_neon_tbx4, Ty), + Ops, "vtbx4"); + } + case NEON::BI__builtin_neon_vsqadd_v: + case NEON::BI__builtin_neon_vsqaddq_v: { + Int = Intrinsic::aarch64_neon_usqadd; + return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vsqadd"); + } + case NEON::BI__builtin_neon_vuqadd_v: + case NEON::BI__builtin_neon_vuqaddq_v: { + Int = Intrinsic::aarch64_neon_suqadd; + return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vuqadd"); + } + } +} + +llvm::Value *CodeGenFunction:: +BuildVector(ArrayRef<llvm::Value*> Ops) { + assert((Ops.size() & (Ops.size() - 1)) == 0 && + "Not a power-of-two sized vector!"); + bool AllConstants = true; + for (unsigned i = 0, e = Ops.size(); i != e && AllConstants; ++i) + AllConstants &= isa<Constant>(Ops[i]); + + // If this is a constant vector, create a ConstantVector. + if (AllConstants) { + SmallVector<llvm::Constant*, 16> CstOps; + for (unsigned i = 0, e = Ops.size(); i != e; ++i) + CstOps.push_back(cast<Constant>(Ops[i])); + return llvm::ConstantVector::get(CstOps); + } + + // Otherwise, insertelement the values to build the vector. + Value *Result = + llvm::UndefValue::get(llvm::VectorType::get(Ops[0]->getType(), Ops.size())); + + for (unsigned i = 0, e = Ops.size(); i != e; ++i) + Result = Builder.CreateInsertElement(Result, Ops[i], Builder.getInt32(i)); + + return Result; +} + +Value *CodeGenFunction::EmitX86BuiltinExpr(unsigned BuiltinID, + const CallExpr *E) { + SmallVector<Value*, 4> Ops; + + // Find out if any arguments are required to be integer constant expressions. + unsigned ICEArguments = 0; + ASTContext::GetBuiltinTypeError Error; + getContext().GetBuiltinType(BuiltinID, Error, &ICEArguments); + assert(Error == ASTContext::GE_None && "Should not codegen an error"); + + for (unsigned i = 0, e = E->getNumArgs(); i != e; i++) { + // If this is a normal argument, just emit it as a scalar. + if ((ICEArguments & (1 << i)) == 0) { + Ops.push_back(EmitScalarExpr(E->getArg(i))); + continue; + } + + // If this is required to be a constant, constant fold it so that we know + // that the generated intrinsic gets a ConstantInt. + llvm::APSInt Result; + bool IsConst = E->getArg(i)->isIntegerConstantExpr(Result, getContext()); + assert(IsConst && "Constant arg isn't actually constant?"); (void)IsConst; + Ops.push_back(llvm::ConstantInt::get(getLLVMContext(), Result)); + } + + switch (BuiltinID) { + default: return nullptr; + case X86::BI_mm_prefetch: { + Value *Address = EmitScalarExpr(E->getArg(0)); + Value *RW = ConstantInt::get(Int32Ty, 0); + Value *Locality = EmitScalarExpr(E->getArg(1)); + Value *Data = ConstantInt::get(Int32Ty, 1); + Value *F = CGM.getIntrinsic(Intrinsic::prefetch); + return Builder.CreateCall4(F, Address, RW, Locality, Data); + } + case X86::BI__builtin_ia32_vec_init_v8qi: + case X86::BI__builtin_ia32_vec_init_v4hi: + case X86::BI__builtin_ia32_vec_init_v2si: + return Builder.CreateBitCast(BuildVector(Ops), + llvm::Type::getX86_MMXTy(getLLVMContext())); + case X86::BI__builtin_ia32_vec_ext_v2si: + return Builder.CreateExtractElement(Ops[0], + llvm::ConstantInt::get(Ops[1]->getType(), 0)); + case X86::BI__builtin_ia32_ldmxcsr: { + Value *Tmp = CreateMemTemp(E->getArg(0)->getType()); + Builder.CreateStore(Ops[0], Tmp); + return Builder.CreateCall(CGM.getIntrinsic(Intrinsic::x86_sse_ldmxcsr), + Builder.CreateBitCast(Tmp, Int8PtrTy)); + } + case X86::BI__builtin_ia32_stmxcsr: { + Value *Tmp = CreateMemTemp(E->getType()); + Builder.CreateCall(CGM.getIntrinsic(Intrinsic::x86_sse_stmxcsr), + Builder.CreateBitCast(Tmp, Int8PtrTy)); + return Builder.CreateLoad(Tmp, "stmxcsr"); + } + case X86::BI__builtin_ia32_storehps: + case X86::BI__builtin_ia32_storelps: { + llvm::Type *PtrTy = llvm::PointerType::getUnqual(Int64Ty); + llvm::Type *VecTy = llvm::VectorType::get(Int64Ty, 2); + + // cast val v2i64 + Ops[1] = Builder.CreateBitCast(Ops[1], VecTy, "cast"); + + // extract (0, 1) + unsigned Index = BuiltinID == X86::BI__builtin_ia32_storelps ? 0 : 1; + llvm::Value *Idx = llvm::ConstantInt::get(SizeTy, Index); + Ops[1] = Builder.CreateExtractElement(Ops[1], Idx, "extract"); + + // cast pointer to i64 & store + Ops[0] = Builder.CreateBitCast(Ops[0], PtrTy); + return Builder.CreateStore(Ops[1], Ops[0]); + } + case X86::BI__builtin_ia32_palignr: { + unsigned shiftVal = cast<llvm::ConstantInt>(Ops[2])->getZExtValue(); + + // If palignr is shifting the pair of input vectors less than 9 bytes, + // emit a shuffle instruction. + if (shiftVal <= 8) { + SmallVector<llvm::Constant*, 8> Indices; + for (unsigned i = 0; i != 8; ++i) + Indices.push_back(llvm::ConstantInt::get(Int32Ty, shiftVal + i)); + + Value* SV = llvm::ConstantVector::get(Indices); + return Builder.CreateShuffleVector(Ops[1], Ops[0], SV, "palignr"); + } + + // If palignr is shifting the pair of input vectors more than 8 but less + // than 16 bytes, emit a logical right shift of the destination. + if (shiftVal < 16) { + // MMX has these as 1 x i64 vectors for some odd optimization reasons. + llvm::Type *VecTy = llvm::VectorType::get(Int64Ty, 1); + + Ops[0] = Builder.CreateBitCast(Ops[0], VecTy, "cast"); + Ops[1] = llvm::ConstantInt::get(VecTy, (shiftVal-8) * 8); + + // create i32 constant + llvm::Function *F = CGM.getIntrinsic(Intrinsic::x86_mmx_psrl_q); + return Builder.CreateCall(F, makeArrayRef(&Ops[0], 2), "palignr"); + } + + // If palignr is shifting the pair of vectors more than 16 bytes, emit zero. + return llvm::Constant::getNullValue(ConvertType(E->getType())); + } + case X86::BI__builtin_ia32_palignr128: { + unsigned shiftVal = cast<llvm::ConstantInt>(Ops[2])->getZExtValue(); + + // If palignr is shifting the pair of input vectors less than 17 bytes, + // emit a shuffle instruction. + if (shiftVal <= 16) { + SmallVector<llvm::Constant*, 16> Indices; + for (unsigned i = 0; i != 16; ++i) + Indices.push_back(llvm::ConstantInt::get(Int32Ty, shiftVal + i)); + + Value* SV = llvm::ConstantVector::get(Indices); + return Builder.CreateShuffleVector(Ops[1], Ops[0], SV, "palignr"); + } + + // If palignr is shifting the pair of input vectors more than 16 but less + // than 32 bytes, emit a logical right shift of the destination. + if (shiftVal < 32) { + llvm::Type *VecTy = llvm::VectorType::get(Int64Ty, 2); + + Ops[0] = Builder.CreateBitCast(Ops[0], VecTy, "cast"); + Ops[1] = llvm::ConstantInt::get(Int32Ty, (shiftVal-16) * 8); + + // create i32 constant + llvm::Function *F = CGM.getIntrinsic(Intrinsic::x86_sse2_psrl_dq); + return Builder.CreateCall(F, makeArrayRef(&Ops[0], 2), "palignr"); + } + + // If palignr is shifting the pair of vectors more than 32 bytes, emit zero. + return llvm::Constant::getNullValue(ConvertType(E->getType())); + } + case X86::BI__builtin_ia32_palignr256: { + unsigned shiftVal = cast<llvm::ConstantInt>(Ops[2])->getZExtValue(); + + // If palignr is shifting the pair of input vectors less than 17 bytes, + // emit a shuffle instruction. + if (shiftVal <= 16) { + SmallVector<llvm::Constant*, 32> Indices; + // 256-bit palignr operates on 128-bit lanes so we need to handle that + for (unsigned l = 0; l != 2; ++l) { + unsigned LaneStart = l * 16; + unsigned LaneEnd = (l+1) * 16; + for (unsigned i = 0; i != 16; ++i) { + unsigned Idx = shiftVal + i + LaneStart; + if (Idx >= LaneEnd) Idx += 16; // end of lane, switch operand + Indices.push_back(llvm::ConstantInt::get(Int32Ty, Idx)); + } + } + + Value* SV = llvm::ConstantVector::get(Indices); + return Builder.CreateShuffleVector(Ops[1], Ops[0], SV, "palignr"); + } + + // If palignr is shifting the pair of input vectors more than 16 but less + // than 32 bytes, emit a logical right shift of the destination. + if (shiftVal < 32) { + llvm::Type *VecTy = llvm::VectorType::get(Int64Ty, 4); + + Ops[0] = Builder.CreateBitCast(Ops[0], VecTy, "cast"); + Ops[1] = llvm::ConstantInt::get(Int32Ty, (shiftVal-16) * 8); + + // create i32 constant + llvm::Function *F = CGM.getIntrinsic(Intrinsic::x86_avx2_psrl_dq); + return Builder.CreateCall(F, makeArrayRef(&Ops[0], 2), "palignr"); + } + + // If palignr is shifting the pair of vectors more than 32 bytes, emit zero. + return llvm::Constant::getNullValue(ConvertType(E->getType())); + } + case X86::BI__builtin_ia32_movntps: + case X86::BI__builtin_ia32_movntps256: + case X86::BI__builtin_ia32_movntpd: + case X86::BI__builtin_ia32_movntpd256: + case X86::BI__builtin_ia32_movntdq: + case X86::BI__builtin_ia32_movntdq256: + case X86::BI__builtin_ia32_movnti: + case X86::BI__builtin_ia32_movnti64: { + llvm::MDNode *Node = llvm::MDNode::get(getLLVMContext(), + Builder.getInt32(1)); + + // Convert the type of the pointer to a pointer to the stored type. + Value *BC = Builder.CreateBitCast(Ops[0], + llvm::PointerType::getUnqual(Ops[1]->getType()), + "cast"); + StoreInst *SI = Builder.CreateStore(Ops[1], BC); + SI->setMetadata(CGM.getModule().getMDKindID("nontemporal"), Node); + + // If the operand is an integer, we can't assume alignment. Otherwise, + // assume natural alignment. + QualType ArgTy = E->getArg(1)->getType(); + unsigned Align; + if (ArgTy->isIntegerType()) + Align = 1; + else + Align = getContext().getTypeSizeInChars(ArgTy).getQuantity(); + SI->setAlignment(Align); + return SI; + } + // 3DNow! + case X86::BI__builtin_ia32_pswapdsf: + case X86::BI__builtin_ia32_pswapdsi: { + const char *name = nullptr; + Intrinsic::ID ID = Intrinsic::not_intrinsic; + switch(BuiltinID) { + default: llvm_unreachable("Unsupported intrinsic!"); + case X86::BI__builtin_ia32_pswapdsf: + case X86::BI__builtin_ia32_pswapdsi: + name = "pswapd"; + ID = Intrinsic::x86_3dnowa_pswapd; + break; + } + llvm::Type *MMXTy = llvm::Type::getX86_MMXTy(getLLVMContext()); + Ops[0] = Builder.CreateBitCast(Ops[0], MMXTy, "cast"); + llvm::Function *F = CGM.getIntrinsic(ID); + return Builder.CreateCall(F, Ops, name); + } + case X86::BI__builtin_ia32_rdrand16_step: + case X86::BI__builtin_ia32_rdrand32_step: + case X86::BI__builtin_ia32_rdrand64_step: + case X86::BI__builtin_ia32_rdseed16_step: + case X86::BI__builtin_ia32_rdseed32_step: + case X86::BI__builtin_ia32_rdseed64_step: { + Intrinsic::ID ID; + switch (BuiltinID) { + default: llvm_unreachable("Unsupported intrinsic!"); + case X86::BI__builtin_ia32_rdrand16_step: + ID = Intrinsic::x86_rdrand_16; + break; + case X86::BI__builtin_ia32_rdrand32_step: + ID = Intrinsic::x86_rdrand_32; + break; + case X86::BI__builtin_ia32_rdrand64_step: + ID = Intrinsic::x86_rdrand_64; + break; + case X86::BI__builtin_ia32_rdseed16_step: + ID = Intrinsic::x86_rdseed_16; + break; + case X86::BI__builtin_ia32_rdseed32_step: + ID = Intrinsic::x86_rdseed_32; + break; + case X86::BI__builtin_ia32_rdseed64_step: + ID = Intrinsic::x86_rdseed_64; + break; + } + + Value *Call = Builder.CreateCall(CGM.getIntrinsic(ID)); + Builder.CreateStore(Builder.CreateExtractValue(Call, 0), Ops[0]); + return Builder.CreateExtractValue(Call, 1); + } + // AVX2 broadcast + case X86::BI__builtin_ia32_vbroadcastsi256: { + Value *VecTmp = CreateMemTemp(E->getArg(0)->getType()); + Builder.CreateStore(Ops[0], VecTmp); + Value *F = CGM.getIntrinsic(Intrinsic::x86_avx2_vbroadcasti128); + return Builder.CreateCall(F, Builder.CreateBitCast(VecTmp, Int8PtrTy)); + } + } +} + + +Value *CodeGenFunction::EmitPPCBuiltinExpr(unsigned BuiltinID, + const CallExpr *E) { + SmallVector<Value*, 4> Ops; + + for (unsigned i = 0, e = E->getNumArgs(); i != e; i++) + Ops.push_back(EmitScalarExpr(E->getArg(i))); + + Intrinsic::ID ID = Intrinsic::not_intrinsic; + + switch (BuiltinID) { + default: return nullptr; + + // vec_ld, vec_lvsl, vec_lvsr + case PPC::BI__builtin_altivec_lvx: + case PPC::BI__builtin_altivec_lvxl: + case PPC::BI__builtin_altivec_lvebx: + case PPC::BI__builtin_altivec_lvehx: + case PPC::BI__builtin_altivec_lvewx: + case PPC::BI__builtin_altivec_lvsl: + case PPC::BI__builtin_altivec_lvsr: + { + Ops[1] = Builder.CreateBitCast(Ops[1], Int8PtrTy); + + Ops[0] = Builder.CreateGEP(Ops[1], Ops[0]); + Ops.pop_back(); + + switch (BuiltinID) { + default: llvm_unreachable("Unsupported ld/lvsl/lvsr intrinsic!"); + case PPC::BI__builtin_altivec_lvx: + ID = Intrinsic::ppc_altivec_lvx; + break; + case PPC::BI__builtin_altivec_lvxl: + ID = Intrinsic::ppc_altivec_lvxl; + break; + case PPC::BI__builtin_altivec_lvebx: + ID = Intrinsic::ppc_altivec_lvebx; + break; + case PPC::BI__builtin_altivec_lvehx: + ID = Intrinsic::ppc_altivec_lvehx; + break; + case PPC::BI__builtin_altivec_lvewx: + ID = Intrinsic::ppc_altivec_lvewx; + break; + case PPC::BI__builtin_altivec_lvsl: + ID = Intrinsic::ppc_altivec_lvsl; + break; + case PPC::BI__builtin_altivec_lvsr: + ID = Intrinsic::ppc_altivec_lvsr; + break; + } + llvm::Function *F = CGM.getIntrinsic(ID); + return Builder.CreateCall(F, Ops, ""); + } + + // vec_st + case PPC::BI__builtin_altivec_stvx: + case PPC::BI__builtin_altivec_stvxl: + case PPC::BI__builtin_altivec_stvebx: + case PPC::BI__builtin_altivec_stvehx: + case PPC::BI__builtin_altivec_stvewx: + { + Ops[2] = Builder.CreateBitCast(Ops[2], Int8PtrTy); + Ops[1] = Builder.CreateGEP(Ops[2], Ops[1]); + Ops.pop_back(); + + switch (BuiltinID) { + default: llvm_unreachable("Unsupported st intrinsic!"); + case PPC::BI__builtin_altivec_stvx: + ID = Intrinsic::ppc_altivec_stvx; + break; + case PPC::BI__builtin_altivec_stvxl: + ID = Intrinsic::ppc_altivec_stvxl; + break; + case PPC::BI__builtin_altivec_stvebx: + ID = Intrinsic::ppc_altivec_stvebx; + break; + case PPC::BI__builtin_altivec_stvehx: + ID = Intrinsic::ppc_altivec_stvehx; + break; + case PPC::BI__builtin_altivec_stvewx: + ID = Intrinsic::ppc_altivec_stvewx; + break; + } + llvm::Function *F = CGM.getIntrinsic(ID); + return Builder.CreateCall(F, Ops, ""); + } + } +} + +// Emit an intrinsic that has 1 float or double. +static Value *emitUnaryFPBuiltin(CodeGenFunction &CGF, + const CallExpr *E, + unsigned IntrinsicID) { + llvm::Value *Src0 = CGF.EmitScalarExpr(E->getArg(0)); + + Value *F = CGF.CGM.getIntrinsic(IntrinsicID, Src0->getType()); + return CGF.Builder.CreateCall(F, Src0); +} + +// Emit an intrinsic that has 3 float or double operands. +static Value *emitTernaryFPBuiltin(CodeGenFunction &CGF, + const CallExpr *E, + unsigned IntrinsicID) { + llvm::Value *Src0 = CGF.EmitScalarExpr(E->getArg(0)); + llvm::Value *Src1 = CGF.EmitScalarExpr(E->getArg(1)); + llvm::Value *Src2 = CGF.EmitScalarExpr(E->getArg(2)); + + Value *F = CGF.CGM.getIntrinsic(IntrinsicID, Src0->getType()); + return CGF.Builder.CreateCall3(F, Src0, Src1, Src2); +} + +Value *CodeGenFunction::EmitR600BuiltinExpr(unsigned BuiltinID, + const CallExpr *E) { + switch (BuiltinID) { + case R600::BI__builtin_amdgpu_div_scale: + case R600::BI__builtin_amdgpu_div_scalef: { + // Translate from the intrinsics's struct return to the builtin's out + // argument. + + std::pair<llvm::Value *, unsigned> FlagOutPtr + = EmitPointerWithAlignment(E->getArg(3)); + + llvm::Value *X = EmitScalarExpr(E->getArg(0)); + llvm::Value *Y = EmitScalarExpr(E->getArg(1)); + llvm::Value *Z = EmitScalarExpr(E->getArg(2)); + + llvm::Value *Callee = CGM.getIntrinsic(Intrinsic::AMDGPU_div_scale, + X->getType()); + + llvm::Value *Tmp = Builder.CreateCall3(Callee, X, Y, Z); + + llvm::Value *Result = Builder.CreateExtractValue(Tmp, 0); + llvm::Value *Flag = Builder.CreateExtractValue(Tmp, 1); + + llvm::Type *RealFlagType + = FlagOutPtr.first->getType()->getPointerElementType(); + + llvm::Value *FlagExt = Builder.CreateZExt(Flag, RealFlagType); + llvm::StoreInst *FlagStore = Builder.CreateStore(FlagExt, FlagOutPtr.first); + FlagStore->setAlignment(FlagOutPtr.second); + return Result; + } + case R600::BI__builtin_amdgpu_div_fmas: + case R600::BI__builtin_amdgpu_div_fmasf: + return emitTernaryFPBuiltin(*this, E, Intrinsic::AMDGPU_div_fmas); + case R600::BI__builtin_amdgpu_div_fixup: + case R600::BI__builtin_amdgpu_div_fixupf: + return emitTernaryFPBuiltin(*this, E, Intrinsic::AMDGPU_div_fixup); + case R600::BI__builtin_amdgpu_trig_preop: + case R600::BI__builtin_amdgpu_trig_preopf: { + Value *Src0 = EmitScalarExpr(E->getArg(0)); + Value *Src1 = EmitScalarExpr(E->getArg(1)); + Value *F = CGM.getIntrinsic(Intrinsic::AMDGPU_trig_preop, Src0->getType()); + return Builder.CreateCall2(F, Src0, Src1); + } + case R600::BI__builtin_amdgpu_rcp: + case R600::BI__builtin_amdgpu_rcpf: + return emitUnaryFPBuiltin(*this, E, Intrinsic::AMDGPU_rcp); + case R600::BI__builtin_amdgpu_rsq: + case R600::BI__builtin_amdgpu_rsqf: + return emitUnaryFPBuiltin(*this, E, Intrinsic::AMDGPU_rsq); + case R600::BI__builtin_amdgpu_rsq_clamped: + case R600::BI__builtin_amdgpu_rsq_clampedf: + return emitUnaryFPBuiltin(*this, E, Intrinsic::AMDGPU_rsq_clamped); + default: + return nullptr; + } +} |
