| //===---- 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 "CodeGenModule.h" |
| #include "clang/Basic/TargetInfo.h" |
| #include "clang/AST/APValue.h" |
| #include "clang/AST/ASTContext.h" |
| #include "clang/AST/Decl.h" |
| #include "clang/AST/TargetBuiltins.h" |
| #include "llvm/Intrinsics.h" |
| using namespace clang; |
| using namespace CodeGen; |
| using namespace llvm; |
| |
| /// Utility to insert an atomic instruction based Instrinsic::ID and |
| // the expression node |
| static RValue EmitBinaryAtomic(CodeGenFunction& CFG, |
| Intrinsic::ID Id, const CallExpr *E) { |
| const llvm::Type *ResType[2]; |
| ResType[0] = CFG.ConvertType(E->getType()); |
| ResType[1] = CFG.ConvertType(E->getArg(0)->getType()); |
| Value *AtomF = CFG.CGM.getIntrinsic(Id, ResType, 2); |
| return RValue::get(CFG.Builder.CreateCall2(AtomF, |
| CFG.EmitScalarExpr(E->getArg(0)), |
| CFG.EmitScalarExpr(E->getArg(1)))); |
| } |
| |
| 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->Evaluate(Result, CGM.getContext())) { |
| if (Result.Val.isInt()) |
| return RValue::get(llvm::ConstantInt::get(Result.Val.getInt())); |
| else if (Result.Val.isFloat()) |
| return RValue::get(llvm::ConstantFP::get(Result.Val.getFloat())); |
| } |
| |
| switch (BuiltinID) { |
| default: break; // Handle intrinsics and libm functions below. |
| case Builtin::BI__builtin___CFStringMakeConstantString: |
| return RValue::get(CGM.EmitConstantExpr(E, 0)); |
| case Builtin::BI__builtin_stdarg_start: |
| case Builtin::BI__builtin_va_start: |
| case Builtin::BI__builtin_va_end: { |
| Value *ArgValue = EmitVAListRef(E->getArg(0)); |
| const llvm::Type *DestType = |
| llvm::PointerType::getUnqual(llvm::Type::Int8Ty); |
| if (ArgValue->getType() != DestType) |
| ArgValue = Builder.CreateBitCast(ArgValue, DestType, |
| ArgValue->getNameStart()); |
| |
| 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)); |
| |
| const llvm::Type *Type = |
| llvm::PointerType::getUnqual(llvm::Type::Int8Ty); |
| |
| 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: { |
| Value *ArgValue = EmitScalarExpr(E->getArg(0)); |
| |
| Value *NegOp = Builder.CreateNeg(ArgValue, "neg"); |
| Value *CmpResult = |
| Builder.CreateICmpSGE(ArgValue, Constant::getNullValue(ArgValue->getType()), |
| "abscond"); |
| Value *Result = |
| Builder.CreateSelect(CmpResult, ArgValue, NegOp, "abs"); |
| |
| return RValue::get(Result); |
| } |
| case Builtin::BI__builtin_ctz: |
| case Builtin::BI__builtin_ctzl: |
| case Builtin::BI__builtin_ctzll: { |
| Value *ArgValue = EmitScalarExpr(E->getArg(0)); |
| |
| const llvm::Type *ArgType = ArgValue->getType(); |
| Value *F = CGM.getIntrinsic(Intrinsic::cttz, &ArgType, 1); |
| |
| const llvm::Type *ResultType = ConvertType(E->getType()); |
| Value *Result = Builder.CreateCall(F, ArgValue, "tmp"); |
| if (Result->getType() != ResultType) |
| Result = Builder.CreateIntCast(Result, ResultType, "cast"); |
| return RValue::get(Result); |
| } |
| case Builtin::BI__builtin_clz: |
| case Builtin::BI__builtin_clzl: |
| case Builtin::BI__builtin_clzll: { |
| Value *ArgValue = EmitScalarExpr(E->getArg(0)); |
| |
| const llvm::Type *ArgType = ArgValue->getType(); |
| Value *F = CGM.getIntrinsic(Intrinsic::ctlz, &ArgType, 1); |
| |
| const llvm::Type *ResultType = ConvertType(E->getType()); |
| Value *Result = Builder.CreateCall(F, ArgValue, "tmp"); |
| if (Result->getType() != ResultType) |
| Result = Builder.CreateIntCast(Result, ResultType, "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)); |
| |
| const llvm::Type *ArgType = ArgValue->getType(); |
| Value *F = CGM.getIntrinsic(Intrinsic::cttz, &ArgType, 1); |
| |
| const llvm::Type *ResultType = ConvertType(E->getType()); |
| Value *Tmp = Builder.CreateAdd(Builder.CreateCall(F, ArgValue, "tmp"), |
| ConstantInt::get(ArgType, 1), "tmp"); |
| 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, "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)); |
| |
| const llvm::Type *ArgType = ArgValue->getType(); |
| Value *F = CGM.getIntrinsic(Intrinsic::ctpop, &ArgType, 1); |
| |
| const llvm::Type *ResultType = ConvertType(E->getType()); |
| Value *Tmp = Builder.CreateCall(F, ArgValue, "tmp"); |
| Value *Result = Builder.CreateAnd(Tmp, ConstantInt::get(ArgType, 1), |
| "tmp"); |
| if (Result->getType() != ResultType) |
| Result = Builder.CreateIntCast(Result, ResultType, "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)); |
| |
| const llvm::Type *ArgType = ArgValue->getType(); |
| Value *F = CGM.getIntrinsic(Intrinsic::ctpop, &ArgType, 1); |
| |
| const llvm::Type *ResultType = ConvertType(E->getType()); |
| Value *Result = Builder.CreateCall(F, ArgValue, "tmp"); |
| if (Result->getType() != ResultType) |
| Result = Builder.CreateIntCast(Result, ResultType, "cast"); |
| return RValue::get(Result); |
| } |
| case Builtin::BI__builtin_expect: |
| // FIXME: pass expect through to LLVM |
| return RValue::get(EmitScalarExpr(E->getArg(0))); |
| case Builtin::BI__builtin_bswap32: |
| case Builtin::BI__builtin_bswap64: { |
| Value *ArgValue = EmitScalarExpr(E->getArg(0)); |
| const llvm::Type *ArgType = ArgValue->getType(); |
| Value *F = CGM.getIntrinsic(Intrinsic::bswap, &ArgType, 1); |
| return RValue::get(Builder.CreateCall(F, ArgValue, "tmp")); |
| } |
| case Builtin::BI__builtin_object_size: { |
| // FIXME: Implement. For now we just always fail and pretend we |
| // don't know the object size. |
| llvm::APSInt TypeArg = |
| E->getArg(1)->getIntegerConstantExprValue(CGM.getContext()); |
| const llvm::Type *ResType = ConvertType(E->getType()); |
| // bool UseSubObject = TypeArg.getZExtValue() & 1; |
| bool UseMinimum = TypeArg.getZExtValue() & 2; |
| return RValue::get(ConstantInt::get(ResType, UseMinimum ? 0 : -1LL)); |
| } |
| 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)) : |
| ConstantInt::get(llvm::Type::Int32Ty, 0); |
| Locality = (E->getNumArgs() > 2) ? EmitScalarExpr(E->getArg(2)) : |
| ConstantInt::get(llvm::Type::Int32Ty, 3); |
| Value *F = CGM.getIntrinsic(Intrinsic::prefetch, 0, 0); |
| return RValue::get(Builder.CreateCall3(F, Address, RW, Locality)); |
| } |
| case Builtin::BI__builtin_trap: { |
| Value *F = CGM.getIntrinsic(Intrinsic::trap, 0, 0); |
| return RValue::get(Builder.CreateCall(F)); |
| } |
| |
| 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)); |
| const llvm::Type *ArgType = Base->getType(); |
| Value *F = CGM.getIntrinsic(Intrinsic::powi, &ArgType, 1); |
| return RValue::get(Builder.CreateCall2(F, Base, Exponent, "tmp")); |
| } |
| |
| 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: assert(0 && "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()), |
| "tmp")); |
| } |
| case Builtin::BI__builtin_alloca: { |
| // FIXME: LLVM IR Should allow alloca with an i64 size! |
| Value *Size = EmitScalarExpr(E->getArg(0)); |
| Size = Builder.CreateIntCast(Size, llvm::Type::Int32Ty, false, "tmp"); |
| return RValue::get(Builder.CreateAlloca(llvm::Type::Int8Ty, Size, "tmp")); |
| } |
| case Builtin::BI__builtin_bzero: { |
| Value *Address = EmitScalarExpr(E->getArg(0)); |
| Builder.CreateCall4(CGM.getMemSetFn(), Address, |
| llvm::ConstantInt::get(llvm::Type::Int8Ty, 0), |
| EmitScalarExpr(E->getArg(1)), |
| llvm::ConstantInt::get(llvm::Type::Int32Ty, 1)); |
| return RValue::get(Address); |
| } |
| case Builtin::BI__builtin_memcpy: { |
| Value *Address = EmitScalarExpr(E->getArg(0)); |
| Builder.CreateCall4(CGM.getMemCpyFn(), Address, |
| EmitScalarExpr(E->getArg(1)), |
| EmitScalarExpr(E->getArg(2)), |
| llvm::ConstantInt::get(llvm::Type::Int32Ty, 1)); |
| return RValue::get(Address); |
| } |
| case Builtin::BI__builtin_memmove: { |
| Value *Address = EmitScalarExpr(E->getArg(0)); |
| Builder.CreateCall4(CGM.getMemMoveFn(), Address, |
| EmitScalarExpr(E->getArg(1)), |
| EmitScalarExpr(E->getArg(2)), |
| llvm::ConstantInt::get(llvm::Type::Int32Ty, 1)); |
| return RValue::get(Address); |
| } |
| case Builtin::BI__builtin_memset: { |
| Value *Address = EmitScalarExpr(E->getArg(0)); |
| Builder.CreateCall4(CGM.getMemSetFn(), Address, |
| Builder.CreateTrunc(EmitScalarExpr(E->getArg(1)), |
| llvm::Type::Int8Ty), |
| EmitScalarExpr(E->getArg(2)), |
| llvm::ConstantInt::get(llvm::Type::Int32Ty, 1)); |
| return RValue::get(Address); |
| } |
| case Builtin::BI__builtin_return_address: { |
| Value *F = CGM.getIntrinsic(Intrinsic::returnaddress, 0, 0); |
| return RValue::get(Builder.CreateCall(F, EmitScalarExpr(E->getArg(0)))); |
| } |
| case Builtin::BI__builtin_frame_address: { |
| Value *F = CGM.getIntrinsic(Intrinsic::frameaddress, 0, 0); |
| return RValue::get(Builder.CreateCall(F, EmitScalarExpr(E->getArg(0)))); |
| } |
| case Builtin::BI__sync_fetch_and_add: |
| return EmitBinaryAtomic(*this, Intrinsic::atomic_load_add, E); |
| case Builtin::BI__sync_fetch_and_sub: |
| return EmitBinaryAtomic(*this, Intrinsic::atomic_load_sub, E); |
| case Builtin::BI__sync_fetch_and_min: |
| return EmitBinaryAtomic(*this, Intrinsic::atomic_load_min, E); |
| case Builtin::BI__sync_fetch_and_max: |
| return EmitBinaryAtomic(*this, Intrinsic::atomic_load_max, E); |
| case Builtin::BI__sync_fetch_and_umin: |
| return EmitBinaryAtomic(*this, Intrinsic::atomic_load_umin, E); |
| case Builtin::BI__sync_fetch_and_umax: |
| return EmitBinaryAtomic(*this, Intrinsic::atomic_load_umax, E); |
| case Builtin::BI__sync_fetch_and_and: |
| return EmitBinaryAtomic(*this, Intrinsic::atomic_load_and, E); |
| case Builtin::BI__sync_fetch_and_or: |
| return EmitBinaryAtomic(*this, Intrinsic::atomic_load_or, E); |
| case Builtin::BI__sync_fetch_and_xor: |
| return EmitBinaryAtomic(*this, Intrinsic::atomic_load_xor, E); |
| case Builtin::BI__sync_val_compare_and_swap: { |
| const llvm::Type *ResType[2]; |
| ResType[0]= ConvertType(E->getType()); |
| ResType[1] = ConvertType(E->getArg(0)->getType()); |
| Value *AtomF = CGM.getIntrinsic(Intrinsic::atomic_cmp_swap, ResType, 2); |
| return RValue::get(Builder.CreateCall3(AtomF, |
| EmitScalarExpr(E->getArg(0)), |
| EmitScalarExpr(E->getArg(1)), |
| EmitScalarExpr(E->getArg(2)))); |
| } |
| case Builtin::BI__sync_lock_test_and_set: |
| return EmitBinaryAtomic(*this, Intrinsic::atomic_swap, E); |
| |
| |
| // Library functions with special handling. |
| |
| case Builtin::BIsqrt: |
| case Builtin::BIsqrtf: |
| case Builtin::BIsqrtl: { |
| // Rewrite sqrt to intrinsic if allowed. |
| if (!FD->getAttr<ConstAttr>()) |
| break; |
| Value *Arg0 = EmitScalarExpr(E->getArg(0)); |
| const llvm::Type *ArgType = Arg0->getType(); |
| Value *F = CGM.getIntrinsic(Intrinsic::sqrt, &ArgType, 1); |
| return RValue::get(Builder.CreateCall(F, Arg0, "tmp")); |
| } |
| |
| case Builtin::BIpow: |
| case Builtin::BIpowf: |
| case Builtin::BIpowl: { |
| // Rewrite sqrt to intrinsic if allowed. |
| if (!FD->getAttr<ConstAttr>()) |
| break; |
| Value *Base = EmitScalarExpr(E->getArg(0)); |
| Value *Exponent = EmitScalarExpr(E->getArg(1)); |
| const llvm::Type *ArgType = Base->getType(); |
| Value *F = CGM.getIntrinsic(Intrinsic::pow, &ArgType, 1); |
| return RValue::get(Builder.CreateCall2(F, Base, Exponent, "tmp")); |
| } |
| } |
| |
| // If this is an alias for a libm function (e.g. __builtin_sin) turn it into |
| // that function. |
| if (getContext().BuiltinInfo.isLibFunction(BuiltinID) || |
| getContext().BuiltinInfo.isPredefinedLibFunction(BuiltinID)) |
| return EmitCallExpr(CGM.getBuiltinLibFunction(BuiltinID), |
| E->getCallee()->getType(), E->arg_begin(), |
| E->arg_end()); |
| |
| // See if we have a target specific intrinsic. |
| const char *Name = getContext().BuiltinInfo.GetName(BuiltinID); |
| Intrinsic::ID IntrinsicID = |
| Intrinsic::getIntrinsicForGCCBuiltin(Target.getTargetPrefix(), Name); |
| |
| if (IntrinsicID != Intrinsic::not_intrinsic) { |
| SmallVector<Value*, 16> Args; |
| |
| Function *F = CGM.getIntrinsic(IntrinsicID); |
| const llvm::FunctionType *FTy = F->getFunctionType(); |
| |
| for (unsigned i = 0, e = E->getNumArgs(); i != e; ++i) { |
| Value *ArgValue = EmitScalarExpr(E->getArg(i)); |
| |
| // If the intrinsic arg type is different from the builtin arg type |
| // we need to do a bit cast. |
| const 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[0], &Args[0] + Args.size()); |
| QualType BuiltinRetType = E->getType(); |
| |
| const llvm::Type *RetTy = llvm::Type::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. |
| if (hasAggregateLLVMType(E->getType())) |
| return RValue::getAggregate(CreateTempAlloca(ConvertType(E->getType()))); |
| return RValue::get(UndefValue::get(ConvertType(E->getType()))); |
| } |
| |
| Value *CodeGenFunction::EmitTargetBuiltinExpr(unsigned BuiltinID, |
| const CallExpr *E) { |
| const char *TargetPrefix = Target.getTargetPrefix(); |
| if (strcmp(TargetPrefix, "x86") == 0) |
| return EmitX86BuiltinExpr(BuiltinID, E); |
| else if (strcmp(TargetPrefix, "ppc") == 0) |
| return EmitPPCBuiltinExpr(BuiltinID, E); |
| return 0; |
| } |
| |
| Value *CodeGenFunction::EmitX86BuiltinExpr(unsigned BuiltinID, |
| const CallExpr *E) { |
| |
| llvm::SmallVector<Value*, 4> Ops; |
| |
| for (unsigned i = 0, e = E->getNumArgs(); i != e; i++) |
| Ops.push_back(EmitScalarExpr(E->getArg(i))); |
| |
| switch (BuiltinID) { |
| default: return 0; |
| case X86::BI__builtin_ia32_mulps: |
| return Builder.CreateMul(Ops[0], Ops[1], "mulps"); |
| case X86::BI__builtin_ia32_mulpd: |
| return Builder.CreateMul(Ops[0], Ops[1], "mulpd"); |
| case X86::BI__builtin_ia32_pand: |
| case X86::BI__builtin_ia32_pand128: |
| return Builder.CreateAnd(Ops[0], Ops[1], "pand"); |
| case X86::BI__builtin_ia32_por: |
| case X86::BI__builtin_ia32_por128: |
| return Builder.CreateOr(Ops[0], Ops[1], "por"); |
| case X86::BI__builtin_ia32_pxor: |
| case X86::BI__builtin_ia32_pxor128: |
| return Builder.CreateXor(Ops[0], Ops[1], "pxor"); |
| case X86::BI__builtin_ia32_pandn: |
| case X86::BI__builtin_ia32_pandn128: |
| Ops[0] = Builder.CreateNot(Ops[0], "tmp"); |
| return Builder.CreateAnd(Ops[0], Ops[1], "pandn"); |
| case X86::BI__builtin_ia32_paddb: |
| case X86::BI__builtin_ia32_paddb128: |
| case X86::BI__builtin_ia32_paddd: |
| case X86::BI__builtin_ia32_paddd128: |
| case X86::BI__builtin_ia32_paddq: |
| case X86::BI__builtin_ia32_paddq128: |
| case X86::BI__builtin_ia32_paddw: |
| case X86::BI__builtin_ia32_paddw128: |
| case X86::BI__builtin_ia32_addps: |
| case X86::BI__builtin_ia32_addpd: |
| return Builder.CreateAdd(Ops[0], Ops[1], "add"); |
| case X86::BI__builtin_ia32_psubb: |
| case X86::BI__builtin_ia32_psubb128: |
| case X86::BI__builtin_ia32_psubd: |
| case X86::BI__builtin_ia32_psubd128: |
| case X86::BI__builtin_ia32_psubq: |
| case X86::BI__builtin_ia32_psubq128: |
| case X86::BI__builtin_ia32_psubw: |
| case X86::BI__builtin_ia32_psubw128: |
| case X86::BI__builtin_ia32_subps: |
| case X86::BI__builtin_ia32_subpd: |
| return Builder.CreateSub(Ops[0], Ops[1], "sub"); |
| case X86::BI__builtin_ia32_divps: |
| return Builder.CreateFDiv(Ops[0], Ops[1], "divps"); |
| case X86::BI__builtin_ia32_divpd: |
| return Builder.CreateFDiv(Ops[0], Ops[1], "divpd"); |
| case X86::BI__builtin_ia32_pmullw: |
| case X86::BI__builtin_ia32_pmullw128: |
| return Builder.CreateMul(Ops[0], Ops[1], "pmul"); |
| case X86::BI__builtin_ia32_punpckhbw: |
| return EmitShuffleVector(Ops[0], Ops[1], 4, 12, 5, 13, 6, 14, 7, 15, |
| "punpckhbw"); |
| case X86::BI__builtin_ia32_punpckhbw128: |
| return EmitShuffleVector(Ops[0], Ops[1], 8, 24, 9, 25, 10, 26, 11, 27, |
| 12, 28, 13, 29, 14, 30, 15, 31, |
| "punpckhbw"); |
| case X86::BI__builtin_ia32_punpckhwd: |
| return EmitShuffleVector(Ops[0], Ops[1], 2, 6, 3, 7, "punpckhwd"); |
| case X86::BI__builtin_ia32_punpckhwd128: |
| return EmitShuffleVector(Ops[0], Ops[1], 4, 12, 5, 13, 6, 14, 7, 15, |
| "punpckhwd"); |
| case X86::BI__builtin_ia32_punpckhdq: |
| return EmitShuffleVector(Ops[0], Ops[1], 1, 3, "punpckhdq"); |
| case X86::BI__builtin_ia32_punpckhdq128: |
| return EmitShuffleVector(Ops[0], Ops[1], 2, 6, 3, 7, "punpckhdq"); |
| case X86::BI__builtin_ia32_punpckhqdq128: |
| return EmitShuffleVector(Ops[0], Ops[1], 1, 3, "punpckhqdq"); |
| case X86::BI__builtin_ia32_punpcklbw: |
| return EmitShuffleVector(Ops[0], Ops[1], 0, 8, 1, 9, 2, 10, 3, 11, |
| "punpcklbw"); |
| case X86::BI__builtin_ia32_punpcklwd: |
| return EmitShuffleVector(Ops[0], Ops[1], 0, 4, 1, 5, "punpcklwd"); |
| case X86::BI__builtin_ia32_punpckldq: |
| return EmitShuffleVector(Ops[0], Ops[1], 0, 2, "punpckldq"); |
| case X86::BI__builtin_ia32_punpckldq128: |
| return EmitShuffleVector(Ops[0], Ops[1], 0, 4, 1, 5, "punpckldq"); |
| case X86::BI__builtin_ia32_punpcklqdq128: |
| return EmitShuffleVector(Ops[0], Ops[1], 0, 2, "punpcklqdq"); |
| case X86::BI__builtin_ia32_pslldi128: |
| case X86::BI__builtin_ia32_psllqi128: |
| case X86::BI__builtin_ia32_psllwi128: |
| case X86::BI__builtin_ia32_psradi128: |
| case X86::BI__builtin_ia32_psrawi128: |
| case X86::BI__builtin_ia32_psrldi128: |
| case X86::BI__builtin_ia32_psrlqi128: |
| case X86::BI__builtin_ia32_psrlwi128: { |
| Ops[1] = Builder.CreateZExt(Ops[1], llvm::Type::Int64Ty, "zext"); |
| const llvm::Type *Ty = llvm::VectorType::get(llvm::Type::Int64Ty, 2); |
| llvm::Value *Zero = llvm::ConstantInt::get(llvm::Type::Int32Ty, 0); |
| Ops[1] = Builder.CreateInsertElement(llvm::UndefValue::get(Ty), |
| Ops[1], Zero, "insert"); |
| Ops[1] = Builder.CreateBitCast(Ops[1], Ops[0]->getType(), "bitcast"); |
| const char *name = 0; |
| Intrinsic::ID ID = Intrinsic::not_intrinsic; |
| |
| switch (BuiltinID) { |
| default: assert(0 && "Unsupported shift intrinsic!"); |
| case X86::BI__builtin_ia32_pslldi128: |
| name = "pslldi"; |
| ID = Intrinsic::x86_sse2_psll_d; |
| break; |
| case X86::BI__builtin_ia32_psllqi128: |
| name = "psllqi"; |
| ID = Intrinsic::x86_sse2_psll_q; |
| break; |
| case X86::BI__builtin_ia32_psllwi128: |
| name = "psllwi"; |
| ID = Intrinsic::x86_sse2_psll_w; |
| break; |
| case X86::BI__builtin_ia32_psradi128: |
| name = "psradi"; |
| ID = Intrinsic::x86_sse2_psra_d; |
| break; |
| case X86::BI__builtin_ia32_psrawi128: |
| name = "psrawi"; |
| ID = Intrinsic::x86_sse2_psra_w; |
| break; |
| case X86::BI__builtin_ia32_psrldi128: |
| name = "psrldi"; |
| ID = Intrinsic::x86_sse2_psrl_d; |
| break; |
| case X86::BI__builtin_ia32_psrlqi128: |
| name = "psrlqi"; |
| ID = Intrinsic::x86_sse2_psrl_q; |
| break; |
| case X86::BI__builtin_ia32_psrlwi128: |
| name = "psrlwi"; |
| ID = Intrinsic::x86_sse2_psrl_w; |
| break; |
| } |
| llvm::Function *F = CGM.getIntrinsic(ID); |
| return Builder.CreateCall(F, &Ops[0], &Ops[0] + Ops.size(), name); |
| } |
| case X86::BI__builtin_ia32_pslldi: |
| case X86::BI__builtin_ia32_psllqi: |
| case X86::BI__builtin_ia32_psllwi: |
| case X86::BI__builtin_ia32_psradi: |
| case X86::BI__builtin_ia32_psrawi: |
| case X86::BI__builtin_ia32_psrldi: |
| case X86::BI__builtin_ia32_psrlqi: |
| case X86::BI__builtin_ia32_psrlwi: { |
| Ops[1] = Builder.CreateZExt(Ops[1], llvm::Type::Int64Ty, "zext"); |
| const llvm::Type *Ty = llvm::VectorType::get(llvm::Type::Int64Ty, 1); |
| Ops[1] = Builder.CreateBitCast(Ops[1], Ty, "bitcast"); |
| const char *name = 0; |
| Intrinsic::ID ID = Intrinsic::not_intrinsic; |
| |
| switch (BuiltinID) { |
| default: assert(0 && "Unsupported shift intrinsic!"); |
| case X86::BI__builtin_ia32_pslldi: |
| name = "pslldi"; |
| ID = Intrinsic::x86_mmx_psll_d; |
| break; |
| case X86::BI__builtin_ia32_psllqi: |
| name = "psllqi"; |
| ID = Intrinsic::x86_mmx_psll_q; |
| break; |
| case X86::BI__builtin_ia32_psllwi: |
| name = "psllwi"; |
| ID = Intrinsic::x86_mmx_psll_w; |
| break; |
| case X86::BI__builtin_ia32_psradi: |
| name = "psradi"; |
| ID = Intrinsic::x86_mmx_psra_d; |
| break; |
| case X86::BI__builtin_ia32_psrawi: |
| name = "psrawi"; |
| ID = Intrinsic::x86_mmx_psra_w; |
| break; |
| case X86::BI__builtin_ia32_psrldi: |
| name = "psrldi"; |
| ID = Intrinsic::x86_mmx_psrl_d; |
| break; |
| case X86::BI__builtin_ia32_psrlqi: |
| name = "psrlqi"; |
| ID = Intrinsic::x86_mmx_psrl_q; |
| break; |
| case X86::BI__builtin_ia32_psrlwi: |
| name = "psrlwi"; |
| ID = Intrinsic::x86_mmx_psrl_w; |
| break; |
| } |
| llvm::Function *F = CGM.getIntrinsic(ID); |
| return Builder.CreateCall(F, &Ops[0], &Ops[0] + Ops.size(), name); |
| } |
| case X86::BI__builtin_ia32_pshufw: { |
| unsigned i = cast<ConstantInt>(Ops[1])->getZExtValue(); |
| return EmitShuffleVector(Ops[0], Ops[0], |
| i & 0x3, (i & 0xc) >> 2, |
| (i & 0x30) >> 4, (i & 0xc0) >> 6, |
| "pshufw"); |
| } |
| case X86::BI__builtin_ia32_pshuflw: { |
| unsigned i = cast<ConstantInt>(Ops[1])->getZExtValue(); |
| return EmitShuffleVector(Ops[0], Ops[0], |
| i & 0x3, (i & 0xc) >> 2, |
| (i & 0x30) >> 4, (i & 0xc0) >> 6, 4, 5, 6, 7, |
| "pshuflw"); |
| } |
| case X86::BI__builtin_ia32_pshufhw: { |
| unsigned i = cast<ConstantInt>(Ops[1])->getZExtValue(); |
| return EmitShuffleVector(Ops[0], Ops[0], 0, 1, 2, 3, |
| 4 + (i & 0x3), 4 + ((i & 0xc) >> 2), |
| 4 + ((i & 0x30) >> 4), 4 + ((i & 0xc0) >> 6), |
| "pshufhw"); |
| } |
| case X86::BI__builtin_ia32_pshufd: { |
| unsigned i = cast<ConstantInt>(Ops[1])->getZExtValue(); |
| return EmitShuffleVector(Ops[0], Ops[0], |
| i & 0x3, (i & 0xc) >> 2, |
| (i & 0x30) >> 4, (i & 0xc0) >> 6, |
| "pshufd"); |
| } |
| case X86::BI__builtin_ia32_vec_init_v4hi: |
| case X86::BI__builtin_ia32_vec_init_v8qi: |
| case X86::BI__builtin_ia32_vec_init_v2si: |
| return EmitVector(&Ops[0], Ops.size()); |
| case X86::BI__builtin_ia32_vec_ext_v2si: |
| case X86::BI__builtin_ia32_vec_ext_v2di: |
| case X86::BI__builtin_ia32_vec_ext_v4sf: |
| case X86::BI__builtin_ia32_vec_ext_v4si: |
| case X86::BI__builtin_ia32_vec_ext_v8hi: |
| case X86::BI__builtin_ia32_vec_ext_v4hi: |
| case X86::BI__builtin_ia32_vec_ext_v2df: |
| return Builder.CreateExtractElement(Ops[0], Ops[1], "result"); |
| case X86::BI__builtin_ia32_cmpordss: |
| case X86::BI__builtin_ia32_cmpordsd: |
| case X86::BI__builtin_ia32_cmpunordss: |
| case X86::BI__builtin_ia32_cmpunordsd: |
| case X86::BI__builtin_ia32_cmpeqss: |
| case X86::BI__builtin_ia32_cmpeqsd: |
| case X86::BI__builtin_ia32_cmpltss: |
| case X86::BI__builtin_ia32_cmpltsd: |
| case X86::BI__builtin_ia32_cmpless: |
| case X86::BI__builtin_ia32_cmplesd: |
| case X86::BI__builtin_ia32_cmpneqss: |
| case X86::BI__builtin_ia32_cmpneqsd: |
| case X86::BI__builtin_ia32_cmpnltss: |
| case X86::BI__builtin_ia32_cmpnltsd: |
| case X86::BI__builtin_ia32_cmpnless: |
| case X86::BI__builtin_ia32_cmpnlesd: { |
| unsigned i = 0; |
| const char *name = 0; |
| switch (BuiltinID) { |
| default: assert(0 && "Unknown compare builtin!"); |
| case X86::BI__builtin_ia32_cmpeqss: |
| case X86::BI__builtin_ia32_cmpeqsd: |
| i = 0; |
| name = "cmpeq"; |
| break; |
| case X86::BI__builtin_ia32_cmpltss: |
| case X86::BI__builtin_ia32_cmpltsd: |
| i = 1; |
| name = "cmplt"; |
| break; |
| case X86::BI__builtin_ia32_cmpless: |
| case X86::BI__builtin_ia32_cmplesd: |
| i = 2; |
| name = "cmple"; |
| break; |
| case X86::BI__builtin_ia32_cmpunordss: |
| case X86::BI__builtin_ia32_cmpunordsd: |
| i = 3; |
| name = "cmpunord"; |
| break; |
| case X86::BI__builtin_ia32_cmpneqss: |
| case X86::BI__builtin_ia32_cmpneqsd: |
| i = 4; |
| name = "cmpneq"; |
| break; |
| case X86::BI__builtin_ia32_cmpnltss: |
| case X86::BI__builtin_ia32_cmpnltsd: |
| i = 5; |
| name = "cmpntl"; |
| break; |
| case X86::BI__builtin_ia32_cmpnless: |
| case X86::BI__builtin_ia32_cmpnlesd: |
| i = 6; |
| name = "cmpnle"; |
| break; |
| case X86::BI__builtin_ia32_cmpordss: |
| case X86::BI__builtin_ia32_cmpordsd: |
| i = 7; |
| name = "cmpord"; |
| break; |
| } |
| |
| llvm::Function *F; |
| if (cast<llvm::VectorType>(Ops[0]->getType())->getElementType() == |
| llvm::Type::FloatTy) |
| F = CGM.getIntrinsic(Intrinsic::x86_sse_cmp_ss); |
| else |
| F = CGM.getIntrinsic(Intrinsic::x86_sse2_cmp_sd); |
| |
| Ops.push_back(llvm::ConstantInt::get(llvm::Type::Int8Ty, i)); |
| return Builder.CreateCall(F, &Ops[0], &Ops[0] + Ops.size(), name); |
| } |
| case X86::BI__builtin_ia32_ldmxcsr: { |
| llvm::Type *PtrTy = llvm::PointerType::getUnqual(llvm::Type::Int8Ty); |
| Value *One = llvm::ConstantInt::get(llvm::Type::Int32Ty, 1); |
| Value *Tmp = Builder.CreateAlloca(llvm::Type::Int32Ty, One, "tmp"); |
| Builder.CreateStore(Ops[0], Tmp); |
| return Builder.CreateCall(CGM.getIntrinsic(Intrinsic::x86_sse_ldmxcsr), |
| Builder.CreateBitCast(Tmp, PtrTy)); |
| } |
| case X86::BI__builtin_ia32_stmxcsr: { |
| llvm::Type *PtrTy = llvm::PointerType::getUnqual(llvm::Type::Int8Ty); |
| Value *One = llvm::ConstantInt::get(llvm::Type::Int32Ty, 1); |
| Value *Tmp = Builder.CreateAlloca(llvm::Type::Int32Ty, One, "tmp"); |
| One = Builder.CreateCall(CGM.getIntrinsic(Intrinsic::x86_sse_stmxcsr), |
| Builder.CreateBitCast(Tmp, PtrTy)); |
| return Builder.CreateLoad(Tmp, "stmxcsr"); |
| } |
| case X86::BI__builtin_ia32_cmpordps: |
| case X86::BI__builtin_ia32_cmpordpd: |
| case X86::BI__builtin_ia32_cmpunordps: |
| case X86::BI__builtin_ia32_cmpunordpd: |
| case X86::BI__builtin_ia32_cmpeqps: |
| case X86::BI__builtin_ia32_cmpeqpd: |
| case X86::BI__builtin_ia32_cmpltps: |
| case X86::BI__builtin_ia32_cmpltpd: |
| case X86::BI__builtin_ia32_cmpleps: |
| case X86::BI__builtin_ia32_cmplepd: |
| case X86::BI__builtin_ia32_cmpneqps: |
| case X86::BI__builtin_ia32_cmpneqpd: |
| case X86::BI__builtin_ia32_cmpngtps: |
| case X86::BI__builtin_ia32_cmpngtpd: |
| case X86::BI__builtin_ia32_cmpnltps: |
| case X86::BI__builtin_ia32_cmpnltpd: |
| case X86::BI__builtin_ia32_cmpgtps: |
| case X86::BI__builtin_ia32_cmpgtpd: |
| case X86::BI__builtin_ia32_cmpgeps: |
| case X86::BI__builtin_ia32_cmpgepd: |
| case X86::BI__builtin_ia32_cmpngeps: |
| case X86::BI__builtin_ia32_cmpngepd: |
| case X86::BI__builtin_ia32_cmpnleps: |
| case X86::BI__builtin_ia32_cmpnlepd: { |
| unsigned i = 0; |
| const char *name = 0; |
| bool ShouldSwap = false; |
| switch (BuiltinID) { |
| default: assert(0 && "Unknown compare builtin!"); |
| case X86::BI__builtin_ia32_cmpeqps: |
| case X86::BI__builtin_ia32_cmpeqpd: i = 0; name = "cmpeq"; break; |
| case X86::BI__builtin_ia32_cmpltps: |
| case X86::BI__builtin_ia32_cmpltpd: i = 1; name = "cmplt"; break; |
| case X86::BI__builtin_ia32_cmpleps: |
| case X86::BI__builtin_ia32_cmplepd: i = 2; name = "cmple"; break; |
| case X86::BI__builtin_ia32_cmpunordps: |
| case X86::BI__builtin_ia32_cmpunordpd: i = 3; name = "cmpunord"; break; |
| case X86::BI__builtin_ia32_cmpneqps: |
| case X86::BI__builtin_ia32_cmpneqpd: i = 4; name = "cmpneq"; break; |
| case X86::BI__builtin_ia32_cmpnltps: |
| case X86::BI__builtin_ia32_cmpnltpd: i = 5; name = "cmpntl"; break; |
| case X86::BI__builtin_ia32_cmpnleps: |
| case X86::BI__builtin_ia32_cmpnlepd: i = 6; name = "cmpnle"; break; |
| case X86::BI__builtin_ia32_cmpordps: |
| case X86::BI__builtin_ia32_cmpordpd: i = 7; name = "cmpord"; break; |
| case X86::BI__builtin_ia32_cmpgtps: |
| case X86::BI__builtin_ia32_cmpgtpd: |
| ShouldSwap = true; |
| i = 1; |
| name = "cmpgt"; |
| break; |
| case X86::BI__builtin_ia32_cmpgeps: |
| case X86::BI__builtin_ia32_cmpgepd: |
| i = 2; |
| name = "cmpge"; |
| ShouldSwap = true; |
| break; |
| case X86::BI__builtin_ia32_cmpngtps: |
| case X86::BI__builtin_ia32_cmpngtpd: |
| i = 5; |
| name = "cmpngt"; |
| ShouldSwap = true; |
| break; |
| case X86::BI__builtin_ia32_cmpngeps: |
| case X86::BI__builtin_ia32_cmpngepd: |
| i = 6; |
| name = "cmpnge"; |
| ShouldSwap = true; |
| break; |
| } |
| |
| if (ShouldSwap) |
| std::swap(Ops[0], Ops[1]); |
| |
| llvm::Function *F; |
| if (cast<llvm::VectorType>(Ops[0]->getType())->getElementType() == |
| llvm::Type::FloatTy) |
| F = CGM.getIntrinsic(Intrinsic::x86_sse_cmp_ps); |
| else |
| F = CGM.getIntrinsic(Intrinsic::x86_sse2_cmp_pd); |
| |
| Ops.push_back(llvm::ConstantInt::get(llvm::Type::Int8Ty, i)); |
| return Builder.CreateCall(F, &Ops[0], &Ops[0] + Ops.size(), name); |
| } |
| case X86::BI__builtin_ia32_movss: |
| return EmitShuffleVector(Ops[0], Ops[1], 4, 1, 2, 3, "movss"); |
| case X86::BI__builtin_ia32_shufps: { |
| unsigned i = cast<ConstantInt>(Ops[2])->getZExtValue(); |
| return EmitShuffleVector(Ops[0], Ops[1], |
| i & 0x3, (i & 0xc) >> 2, |
| ((i & 0x30) >> 4) + 4, |
| ((i & 0xc0) >> 6) + 4, "shufps"); |
| } |
| case X86::BI__builtin_ia32_shufpd: { |
| unsigned i = cast<ConstantInt>(Ops[2])->getZExtValue(); |
| return EmitShuffleVector(Ops[0], Ops[1], i & 1, (i & 2) + 2, "shufpd"); |
| } |
| case X86::BI__builtin_ia32_punpcklbw128: |
| return EmitShuffleVector(Ops[0], Ops[1], 0, 16, 1, 17, 2, 18, 3, 19, |
| 4, 20, 5, 21, 6, 22, 7, 23, |
| "punpcklbw"); |
| case X86::BI__builtin_ia32_punpcklwd128: |
| return EmitShuffleVector(Ops[0], Ops[1], 0, 8, 1, 9, 2, 10, 3, 11, |
| "punpcklwd"); |
| case X86::BI__builtin_ia32_movlhps: |
| return EmitShuffleVector(Ops[0], Ops[1], 0, 1, 4, 5, "movlhps"); |
| case X86::BI__builtin_ia32_movhlps: |
| return EmitShuffleVector(Ops[0], Ops[1], 6, 7, 2, 3, "movhlps"); |
| case X86::BI__builtin_ia32_unpckhps: |
| return EmitShuffleVector(Ops[0], Ops[1], 2, 6, 3, 7, "unpckhps"); |
| case X86::BI__builtin_ia32_unpcklps: |
| return EmitShuffleVector(Ops[0], Ops[1], 0, 4, 1, 5, "unpcklps"); |
| case X86::BI__builtin_ia32_unpckhpd: |
| return EmitShuffleVector(Ops[0], Ops[1], 1, 3, "unpckhpd"); |
| case X86::BI__builtin_ia32_unpcklpd: |
| return EmitShuffleVector(Ops[0], Ops[1], 0, 2, "unpcklpd"); |
| case X86::BI__builtin_ia32_movsd: |
| return EmitShuffleVector(Ops[0], Ops[1], 2, 1, "movsd"); |
| case X86::BI__builtin_ia32_movqv4si: { |
| llvm::Type *Ty = llvm::VectorType::get(llvm::Type::Int64Ty, 2); |
| return Builder.CreateBitCast(Ops[0], Ty); |
| } |
| case X86::BI__builtin_ia32_loadlps: |
| case X86::BI__builtin_ia32_loadhps: { |
| // FIXME: This should probably be represented as |
| // shuffle (dst, (v4f32 (insert undef, (load i64), 0)), shuf mask hi/lo) |
| const llvm::Type *EltTy = llvm::Type::DoubleTy; |
| const llvm::Type *VecTy = llvm::VectorType::get(EltTy, 2); |
| const llvm::Type *OrigTy = Ops[0]->getType(); |
| unsigned Index = BuiltinID == X86::BI__builtin_ia32_loadlps ? 0 : 1; |
| llvm::Value *Idx = llvm::ConstantInt::get(llvm::Type::Int32Ty, Index); |
| Ops[1] = Builder.CreateBitCast(Ops[1], llvm::PointerType::getUnqual(EltTy)); |
| Ops[1] = Builder.CreateLoad(Ops[1], "tmp"); |
| Ops[0] = Builder.CreateBitCast(Ops[0], VecTy, "cast"); |
| Ops[0] = Builder.CreateInsertElement(Ops[0], Ops[1], Idx, "loadps"); |
| return Builder.CreateBitCast(Ops[0], OrigTy, "loadps"); |
| } |
| case X86::BI__builtin_ia32_loadlpd: |
| case X86::BI__builtin_ia32_loadhpd: { |
| Ops[1] = Builder.CreateLoad(Ops[1], "tmp"); |
| unsigned Index = BuiltinID == X86::BI__builtin_ia32_loadlpd ? 0 : 1; |
| llvm::Value *Idx = llvm::ConstantInt::get(llvm::Type::Int32Ty, Index); |
| return Builder.CreateInsertElement(Ops[0], Ops[1], Idx, "loadpd"); |
| } |
| case X86::BI__builtin_ia32_storehps: |
| case X86::BI__builtin_ia32_storelps: { |
| const llvm::Type *EltTy = llvm::Type::Int64Ty; |
| llvm::Type *PtrTy = llvm::PointerType::getUnqual(EltTy); |
| llvm::Type *VecTy = llvm::VectorType::get(EltTy, 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(llvm::Type::Int32Ty, 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_loadlv4si: { |
| // load i64 |
| const llvm::Type *EltTy = llvm::Type::Int64Ty; |
| llvm::Type *PtrTy = llvm::PointerType::getUnqual(EltTy); |
| Ops[0] = Builder.CreateBitCast(Ops[0], PtrTy); |
| Ops[0] = Builder.CreateLoad(Ops[0], "load"); |
| |
| // scalar to vector: insert i64 into 2 x i64 undef |
| llvm::Type *VecTy = llvm::VectorType::get(EltTy, 2); |
| llvm::Value *Zero = llvm::ConstantInt::get(llvm::Type::Int32Ty, 0); |
| Ops[0] = Builder.CreateInsertElement(llvm::UndefValue::get(VecTy), |
| Ops[0], Zero, "s2v"); |
| |
| // shuffle into zero vector. |
| std::vector<llvm::Constant *>Elts; |
| Elts.resize(2, llvm::ConstantInt::get(EltTy, 0)); |
| llvm::Value *ZV = ConstantVector::get(Elts); |
| Ops[0] = EmitShuffleVector(ZV, Ops[0], 2, 1, "loadl"); |
| |
| // bitcast to result. |
| return Builder.CreateBitCast(Ops[0], |
| llvm::VectorType::get(llvm::Type::Int32Ty, 4)); |
| } |
| case X86::BI__builtin_ia32_vec_set_v4hi: |
| case X86::BI__builtin_ia32_vec_set_v8hi: |
| return Builder.CreateInsertElement(Ops[0], Ops[1], Ops[2], "pinsrw"); |
| case X86::BI__builtin_ia32_vec_set_v4si: |
| return Builder.CreateInsertElement(Ops[0], Ops[1], Ops[2], "pinsrd"); |
| case X86::BI__builtin_ia32_vec_set_v2di: |
| return Builder.CreateInsertElement(Ops[0], Ops[1], Ops[2], "pinsrq"); |
| case X86::BI__builtin_ia32_andps: |
| case X86::BI__builtin_ia32_andpd: |
| case X86::BI__builtin_ia32_andnps: |
| case X86::BI__builtin_ia32_andnpd: |
| case X86::BI__builtin_ia32_orps: |
| case X86::BI__builtin_ia32_orpd: |
| case X86::BI__builtin_ia32_xorpd: |
| case X86::BI__builtin_ia32_xorps: { |
| const llvm::Type *ITy = llvm::VectorType::get(llvm::Type::Int32Ty, 4); |
| const llvm::Type *FTy = Ops[0]->getType(); |
| Ops[0] = Builder.CreateBitCast(Ops[0], ITy, "bitcast"); |
| Ops[1] = Builder.CreateBitCast(Ops[1], ITy, "bitcast"); |
| switch (BuiltinID) { |
| case X86::BI__builtin_ia32_andps: |
| Ops[0] = Builder.CreateAnd(Ops[0], Ops[1], "andps"); |
| break; |
| case X86::BI__builtin_ia32_andpd: |
| Ops[0] = Builder.CreateAnd(Ops[0], Ops[1], "andpd"); |
| break; |
| case X86::BI__builtin_ia32_andnps: |
| Ops[0] = Builder.CreateNot(Ops[0], "not"); |
| Ops[0] = Builder.CreateAnd(Ops[0], Ops[1], "andnps"); |
| break; |
| case X86::BI__builtin_ia32_andnpd: |
| Ops[0] = Builder.CreateNot(Ops[0], "not"); |
| Ops[0] = Builder.CreateAnd(Ops[0], Ops[1], "andnpd"); |
| break; |
| case X86::BI__builtin_ia32_orps: |
| Ops[0] = Builder.CreateOr(Ops[0], Ops[1], "orps"); |
| break; |
| case X86::BI__builtin_ia32_orpd: |
| Ops[0] = Builder.CreateOr(Ops[0], Ops[1], "orpd"); |
| break; |
| case X86::BI__builtin_ia32_xorps: |
| Ops[0] = Builder.CreateXor(Ops[0], Ops[1], "xorps"); |
| break; |
| case X86::BI__builtin_ia32_xorpd: |
| Ops[0] = Builder.CreateXor(Ops[0], Ops[1], "xorpd"); |
| break; |
| } |
| return Builder.CreateBitCast(Ops[0], FTy, "bitcast"); |
| } |
| } |
| } |
| |
| Value *CodeGenFunction::EmitPPCBuiltinExpr(unsigned BuiltinID, |
| const CallExpr *E) { |
| switch (BuiltinID) { |
| default: return 0; |
| } |
| } |