1 //===---- CGBuiltin.cpp - Emit LLVM Code for builtins ---------------------===//
2 //
3 //                     The LLVM Compiler Infrastructure
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 //
10 // This contains code to emit Builtin calls as LLVM code.
11 //
12 //===----------------------------------------------------------------------===//
13 
14 #include "TargetInfo.h"
15 #include "CodeGenFunction.h"
16 #include "CodeGenModule.h"
17 #include "CGObjCRuntime.h"
18 #include "clang/Basic/TargetInfo.h"
19 #include "clang/AST/ASTContext.h"
20 #include "clang/AST/Decl.h"
21 #include "clang/Basic/TargetBuiltins.h"
22 #include "llvm/Intrinsics.h"
23 #include "llvm/Target/TargetData.h"
24 
25 using namespace clang;
26 using namespace CodeGen;
27 using namespace llvm;
28 
29 /// getBuiltinLibFunction - Given a builtin id for a function like
30 /// "__builtin_fabsf", return a Function* for "fabsf".
31 llvm::Value *CodeGenModule::getBuiltinLibFunction(const FunctionDecl *FD,
32                                                   unsigned BuiltinID) {
33   assert(Context.BuiltinInfo.isLibFunction(BuiltinID));
34 
35   // Get the name, skip over the __builtin_ prefix (if necessary).
36   StringRef Name;
37   GlobalDecl D(FD);
38 
39   // If the builtin has been declared explicitly with an assembler label,
40   // use the mangled name. This differs from the plain label on platforms
41   // that prefix labels.
42   if (FD->hasAttr<AsmLabelAttr>())
43     Name = getMangledName(D);
44   else
45     Name = Context.BuiltinInfo.GetName(BuiltinID) + 10;
46 
47   llvm::FunctionType *Ty =
48     cast<llvm::FunctionType>(getTypes().ConvertType(FD->getType()));
49 
50   return GetOrCreateLLVMFunction(Name, Ty, D, /*ForVTable=*/false);
51 }
52 
53 /// Emit the conversions required to turn the given value into an
54 /// integer of the given size.
55 static Value *EmitToInt(CodeGenFunction &CGF, llvm::Value *V,
56                         QualType T, llvm::IntegerType *IntType) {
57   V = CGF.EmitToMemory(V, T);
58 
59   if (V->getType()->isPointerTy())
60     return CGF.Builder.CreatePtrToInt(V, IntType);
61 
62   assert(V->getType() == IntType);
63   return V;
64 }
65 
66 static Value *EmitFromInt(CodeGenFunction &CGF, llvm::Value *V,
67                           QualType T, llvm::Type *ResultType) {
68   V = CGF.EmitFromMemory(V, T);
69 
70   if (ResultType->isPointerTy())
71     return CGF.Builder.CreateIntToPtr(V, ResultType);
72 
73   assert(V->getType() == ResultType);
74   return V;
75 }
76 
77 /// Utility to insert an atomic instruction based on Instrinsic::ID
78 /// and the expression node.
79 static RValue EmitBinaryAtomic(CodeGenFunction &CGF,
80                                llvm::AtomicRMWInst::BinOp Kind,
81                                const CallExpr *E) {
82   QualType T = E->getType();
83   assert(E->getArg(0)->getType()->isPointerType());
84   assert(CGF.getContext().hasSameUnqualifiedType(T,
85                                   E->getArg(0)->getType()->getPointeeType()));
86   assert(CGF.getContext().hasSameUnqualifiedType(T, E->getArg(1)->getType()));
87 
88   llvm::Value *DestPtr = CGF.EmitScalarExpr(E->getArg(0));
89   unsigned AddrSpace =
90     cast<llvm::PointerType>(DestPtr->getType())->getAddressSpace();
91 
92   llvm::IntegerType *IntType =
93     llvm::IntegerType::get(CGF.getLLVMContext(),
94                            CGF.getContext().getTypeSize(T));
95   llvm::Type *IntPtrType = IntType->getPointerTo(AddrSpace);
96 
97   llvm::Value *Args[2];
98   Args[0] = CGF.Builder.CreateBitCast(DestPtr, IntPtrType);
99   Args[1] = CGF.EmitScalarExpr(E->getArg(1));
100   llvm::Type *ValueType = Args[1]->getType();
101   Args[1] = EmitToInt(CGF, Args[1], T, IntType);
102 
103   llvm::Value *Result =
104       CGF.Builder.CreateAtomicRMW(Kind, Args[0], Args[1],
105                                   llvm::SequentiallyConsistent);
106   Result = EmitFromInt(CGF, Result, T, ValueType);
107   return RValue::get(Result);
108 }
109 
110 /// Utility to insert an atomic instruction based Instrinsic::ID and
111 /// the expression node, where the return value is the result of the
112 /// operation.
113 static RValue EmitBinaryAtomicPost(CodeGenFunction &CGF,
114                                    llvm::AtomicRMWInst::BinOp Kind,
115                                    const CallExpr *E,
116                                    Instruction::BinaryOps Op) {
117   QualType T = E->getType();
118   assert(E->getArg(0)->getType()->isPointerType());
119   assert(CGF.getContext().hasSameUnqualifiedType(T,
120                                   E->getArg(0)->getType()->getPointeeType()));
121   assert(CGF.getContext().hasSameUnqualifiedType(T, E->getArg(1)->getType()));
122 
123   llvm::Value *DestPtr = CGF.EmitScalarExpr(E->getArg(0));
124   unsigned AddrSpace =
125     cast<llvm::PointerType>(DestPtr->getType())->getAddressSpace();
126 
127   llvm::IntegerType *IntType =
128     llvm::IntegerType::get(CGF.getLLVMContext(),
129                            CGF.getContext().getTypeSize(T));
130   llvm::Type *IntPtrType = IntType->getPointerTo(AddrSpace);
131 
132   llvm::Value *Args[2];
133   Args[1] = CGF.EmitScalarExpr(E->getArg(1));
134   llvm::Type *ValueType = Args[1]->getType();
135   Args[1] = EmitToInt(CGF, Args[1], T, IntType);
136   Args[0] = CGF.Builder.CreateBitCast(DestPtr, IntPtrType);
137 
138   llvm::Value *Result =
139       CGF.Builder.CreateAtomicRMW(Kind, Args[0], Args[1],
140                                   llvm::SequentiallyConsistent);
141   Result = CGF.Builder.CreateBinOp(Op, Result, Args[1]);
142   Result = EmitFromInt(CGF, Result, T, ValueType);
143   return RValue::get(Result);
144 }
145 
146 /// EmitFAbs - Emit a call to fabs/fabsf/fabsl, depending on the type of ValTy,
147 /// which must be a scalar floating point type.
148 static Value *EmitFAbs(CodeGenFunction &CGF, Value *V, QualType ValTy) {
149   const BuiltinType *ValTyP = ValTy->getAs<BuiltinType>();
150   assert(ValTyP && "isn't scalar fp type!");
151 
152   StringRef FnName;
153   switch (ValTyP->getKind()) {
154   default: llvm_unreachable("Isn't a scalar fp type!");
155   case BuiltinType::Float:      FnName = "fabsf"; break;
156   case BuiltinType::Double:     FnName = "fabs"; break;
157   case BuiltinType::LongDouble: FnName = "fabsl"; break;
158   }
159 
160   // The prototype is something that takes and returns whatever V's type is.
161   llvm::FunctionType *FT = llvm::FunctionType::get(V->getType(), V->getType(),
162                                                    false);
163   llvm::Value *Fn = CGF.CGM.CreateRuntimeFunction(FT, FnName);
164 
165   return CGF.Builder.CreateCall(Fn, V, "abs");
166 }
167 
168 static RValue emitLibraryCall(CodeGenFunction &CGF, const FunctionDecl *Fn,
169                               const CallExpr *E, llvm::Value *calleeValue) {
170   return CGF.EmitCall(E->getCallee()->getType(), calleeValue,
171                       ReturnValueSlot(), E->arg_begin(), E->arg_end(), Fn);
172 }
173 
174 RValue CodeGenFunction::EmitBuiltinExpr(const FunctionDecl *FD,
175                                         unsigned BuiltinID, const CallExpr *E) {
176   // See if we can constant fold this builtin.  If so, don't emit it at all.
177   Expr::EvalResult Result;
178   if (E->EvaluateAsRValue(Result, CGM.getContext()) &&
179       !Result.hasSideEffects()) {
180     if (Result.Val.isInt())
181       return RValue::get(llvm::ConstantInt::get(getLLVMContext(),
182                                                 Result.Val.getInt()));
183     if (Result.Val.isFloat())
184       return RValue::get(llvm::ConstantFP::get(getLLVMContext(),
185                                                Result.Val.getFloat()));
186   }
187 
188   switch (BuiltinID) {
189   default: break;  // Handle intrinsics and libm functions below.
190   case Builtin::BI__builtin___CFStringMakeConstantString:
191   case Builtin::BI__builtin___NSStringMakeConstantString:
192     return RValue::get(CGM.EmitConstantExpr(E, E->getType(), 0));
193   case Builtin::BI__builtin_stdarg_start:
194   case Builtin::BI__builtin_va_start:
195   case Builtin::BI__builtin_va_end: {
196     Value *ArgValue = EmitVAListRef(E->getArg(0));
197     llvm::Type *DestType = Int8PtrTy;
198     if (ArgValue->getType() != DestType)
199       ArgValue = Builder.CreateBitCast(ArgValue, DestType,
200                                        ArgValue->getName().data());
201 
202     Intrinsic::ID inst = (BuiltinID == Builtin::BI__builtin_va_end) ?
203       Intrinsic::vaend : Intrinsic::vastart;
204     return RValue::get(Builder.CreateCall(CGM.getIntrinsic(inst), ArgValue));
205   }
206   case Builtin::BI__builtin_va_copy: {
207     Value *DstPtr = EmitVAListRef(E->getArg(0));
208     Value *SrcPtr = EmitVAListRef(E->getArg(1));
209 
210     llvm::Type *Type = Int8PtrTy;
211 
212     DstPtr = Builder.CreateBitCast(DstPtr, Type);
213     SrcPtr = Builder.CreateBitCast(SrcPtr, Type);
214     return RValue::get(Builder.CreateCall2(CGM.getIntrinsic(Intrinsic::vacopy),
215                                            DstPtr, SrcPtr));
216   }
217   case Builtin::BI__builtin_abs:
218   case Builtin::BI__builtin_labs:
219   case Builtin::BI__builtin_llabs: {
220     Value *ArgValue = EmitScalarExpr(E->getArg(0));
221 
222     Value *NegOp = Builder.CreateNeg(ArgValue, "neg");
223     Value *CmpResult =
224     Builder.CreateICmpSGE(ArgValue,
225                           llvm::Constant::getNullValue(ArgValue->getType()),
226                                                             "abscond");
227     Value *Result =
228       Builder.CreateSelect(CmpResult, ArgValue, NegOp, "abs");
229 
230     return RValue::get(Result);
231   }
232   case Builtin::BI__builtin_ctzs:
233   case Builtin::BI__builtin_ctz:
234   case Builtin::BI__builtin_ctzl:
235   case Builtin::BI__builtin_ctzll: {
236     Value *ArgValue = EmitScalarExpr(E->getArg(0));
237 
238     llvm::Type *ArgType = ArgValue->getType();
239     Value *F = CGM.getIntrinsic(Intrinsic::cttz, ArgType);
240 
241     llvm::Type *ResultType = ConvertType(E->getType());
242     Value *ZeroUndef = Builder.getInt1(Target.isCLZForZeroUndef());
243     Value *Result = Builder.CreateCall2(F, ArgValue, ZeroUndef);
244     if (Result->getType() != ResultType)
245       Result = Builder.CreateIntCast(Result, ResultType, /*isSigned*/true,
246                                      "cast");
247     return RValue::get(Result);
248   }
249   case Builtin::BI__builtin_clzs:
250   case Builtin::BI__builtin_clz:
251   case Builtin::BI__builtin_clzl:
252   case Builtin::BI__builtin_clzll: {
253     Value *ArgValue = EmitScalarExpr(E->getArg(0));
254 
255     llvm::Type *ArgType = ArgValue->getType();
256     Value *F = CGM.getIntrinsic(Intrinsic::ctlz, ArgType);
257 
258     llvm::Type *ResultType = ConvertType(E->getType());
259     Value *ZeroUndef = Builder.getInt1(Target.isCLZForZeroUndef());
260     Value *Result = Builder.CreateCall2(F, ArgValue, ZeroUndef);
261     if (Result->getType() != ResultType)
262       Result = Builder.CreateIntCast(Result, ResultType, /*isSigned*/true,
263                                      "cast");
264     return RValue::get(Result);
265   }
266   case Builtin::BI__builtin_ffs:
267   case Builtin::BI__builtin_ffsl:
268   case Builtin::BI__builtin_ffsll: {
269     // ffs(x) -> x ? cttz(x) + 1 : 0
270     Value *ArgValue = EmitScalarExpr(E->getArg(0));
271 
272     llvm::Type *ArgType = ArgValue->getType();
273     Value *F = CGM.getIntrinsic(Intrinsic::cttz, ArgType);
274 
275     llvm::Type *ResultType = ConvertType(E->getType());
276     Value *Tmp = Builder.CreateAdd(Builder.CreateCall2(F, ArgValue,
277                                                        Builder.getTrue()),
278                                    llvm::ConstantInt::get(ArgType, 1));
279     Value *Zero = llvm::Constant::getNullValue(ArgType);
280     Value *IsZero = Builder.CreateICmpEQ(ArgValue, Zero, "iszero");
281     Value *Result = Builder.CreateSelect(IsZero, Zero, Tmp, "ffs");
282     if (Result->getType() != ResultType)
283       Result = Builder.CreateIntCast(Result, ResultType, /*isSigned*/true,
284                                      "cast");
285     return RValue::get(Result);
286   }
287   case Builtin::BI__builtin_parity:
288   case Builtin::BI__builtin_parityl:
289   case Builtin::BI__builtin_parityll: {
290     // parity(x) -> ctpop(x) & 1
291     Value *ArgValue = EmitScalarExpr(E->getArg(0));
292 
293     llvm::Type *ArgType = ArgValue->getType();
294     Value *F = CGM.getIntrinsic(Intrinsic::ctpop, ArgType);
295 
296     llvm::Type *ResultType = ConvertType(E->getType());
297     Value *Tmp = Builder.CreateCall(F, ArgValue);
298     Value *Result = Builder.CreateAnd(Tmp, llvm::ConstantInt::get(ArgType, 1));
299     if (Result->getType() != ResultType)
300       Result = Builder.CreateIntCast(Result, ResultType, /*isSigned*/true,
301                                      "cast");
302     return RValue::get(Result);
303   }
304   case Builtin::BI__builtin_popcount:
305   case Builtin::BI__builtin_popcountl:
306   case Builtin::BI__builtin_popcountll: {
307     Value *ArgValue = EmitScalarExpr(E->getArg(0));
308 
309     llvm::Type *ArgType = ArgValue->getType();
310     Value *F = CGM.getIntrinsic(Intrinsic::ctpop, ArgType);
311 
312     llvm::Type *ResultType = ConvertType(E->getType());
313     Value *Result = Builder.CreateCall(F, ArgValue);
314     if (Result->getType() != ResultType)
315       Result = Builder.CreateIntCast(Result, ResultType, /*isSigned*/true,
316                                      "cast");
317     return RValue::get(Result);
318   }
319   case Builtin::BI__builtin_expect: {
320     Value *ArgValue = EmitScalarExpr(E->getArg(0));
321     llvm::Type *ArgType = ArgValue->getType();
322 
323     Value *FnExpect = CGM.getIntrinsic(Intrinsic::expect, ArgType);
324     Value *ExpectedValue = EmitScalarExpr(E->getArg(1));
325 
326     Value *Result = Builder.CreateCall2(FnExpect, ArgValue, ExpectedValue,
327                                         "expval");
328     return RValue::get(Result);
329   }
330   case Builtin::BI__builtin_bswap32:
331   case Builtin::BI__builtin_bswap64: {
332     Value *ArgValue = EmitScalarExpr(E->getArg(0));
333     llvm::Type *ArgType = ArgValue->getType();
334     Value *F = CGM.getIntrinsic(Intrinsic::bswap, ArgType);
335     return RValue::get(Builder.CreateCall(F, ArgValue));
336   }
337   case Builtin::BI__builtin_object_size: {
338     // We pass this builtin onto the optimizer so that it can
339     // figure out the object size in more complex cases.
340     llvm::Type *ResType = ConvertType(E->getType());
341 
342     // LLVM only supports 0 and 2, make sure that we pass along that
343     // as a boolean.
344     Value *Ty = EmitScalarExpr(E->getArg(1));
345     ConstantInt *CI = dyn_cast<ConstantInt>(Ty);
346     assert(CI);
347     uint64_t val = CI->getZExtValue();
348     CI = ConstantInt::get(Builder.getInt1Ty(), (val & 0x2) >> 1);
349 
350     Value *F = CGM.getIntrinsic(Intrinsic::objectsize, ResType);
351     return RValue::get(Builder.CreateCall2(F,
352                                            EmitScalarExpr(E->getArg(0)),
353                                            CI));
354   }
355   case Builtin::BI__builtin_prefetch: {
356     Value *Locality, *RW, *Address = EmitScalarExpr(E->getArg(0));
357     // FIXME: Technically these constants should of type 'int', yes?
358     RW = (E->getNumArgs() > 1) ? EmitScalarExpr(E->getArg(1)) :
359       llvm::ConstantInt::get(Int32Ty, 0);
360     Locality = (E->getNumArgs() > 2) ? EmitScalarExpr(E->getArg(2)) :
361       llvm::ConstantInt::get(Int32Ty, 3);
362     Value *Data = llvm::ConstantInt::get(Int32Ty, 1);
363     Value *F = CGM.getIntrinsic(Intrinsic::prefetch);
364     return RValue::get(Builder.CreateCall4(F, Address, RW, Locality, Data));
365   }
366   case Builtin::BI__builtin_trap: {
367     Value *F = CGM.getIntrinsic(Intrinsic::trap);
368     return RValue::get(Builder.CreateCall(F));
369   }
370   case Builtin::BI__builtin_unreachable: {
371     if (CatchUndefined)
372       EmitBranch(getTrapBB());
373     else
374       Builder.CreateUnreachable();
375 
376     // We do need to preserve an insertion point.
377     EmitBlock(createBasicBlock("unreachable.cont"));
378 
379     return RValue::get(0);
380   }
381 
382   case Builtin::BI__builtin_powi:
383   case Builtin::BI__builtin_powif:
384   case Builtin::BI__builtin_powil: {
385     Value *Base = EmitScalarExpr(E->getArg(0));
386     Value *Exponent = EmitScalarExpr(E->getArg(1));
387     llvm::Type *ArgType = Base->getType();
388     Value *F = CGM.getIntrinsic(Intrinsic::powi, ArgType);
389     return RValue::get(Builder.CreateCall2(F, Base, Exponent));
390   }
391 
392   case Builtin::BI__builtin_isgreater:
393   case Builtin::BI__builtin_isgreaterequal:
394   case Builtin::BI__builtin_isless:
395   case Builtin::BI__builtin_islessequal:
396   case Builtin::BI__builtin_islessgreater:
397   case Builtin::BI__builtin_isunordered: {
398     // Ordered comparisons: we know the arguments to these are matching scalar
399     // floating point values.
400     Value *LHS = EmitScalarExpr(E->getArg(0));
401     Value *RHS = EmitScalarExpr(E->getArg(1));
402 
403     switch (BuiltinID) {
404     default: llvm_unreachable("Unknown ordered comparison");
405     case Builtin::BI__builtin_isgreater:
406       LHS = Builder.CreateFCmpOGT(LHS, RHS, "cmp");
407       break;
408     case Builtin::BI__builtin_isgreaterequal:
409       LHS = Builder.CreateFCmpOGE(LHS, RHS, "cmp");
410       break;
411     case Builtin::BI__builtin_isless:
412       LHS = Builder.CreateFCmpOLT(LHS, RHS, "cmp");
413       break;
414     case Builtin::BI__builtin_islessequal:
415       LHS = Builder.CreateFCmpOLE(LHS, RHS, "cmp");
416       break;
417     case Builtin::BI__builtin_islessgreater:
418       LHS = Builder.CreateFCmpONE(LHS, RHS, "cmp");
419       break;
420     case Builtin::BI__builtin_isunordered:
421       LHS = Builder.CreateFCmpUNO(LHS, RHS, "cmp");
422       break;
423     }
424     // ZExt bool to int type.
425     return RValue::get(Builder.CreateZExt(LHS, ConvertType(E->getType())));
426   }
427   case Builtin::BI__builtin_isnan: {
428     Value *V = EmitScalarExpr(E->getArg(0));
429     V = Builder.CreateFCmpUNO(V, V, "cmp");
430     return RValue::get(Builder.CreateZExt(V, ConvertType(E->getType())));
431   }
432 
433   case Builtin::BI__builtin_isinf: {
434     // isinf(x) --> fabs(x) == infinity
435     Value *V = EmitScalarExpr(E->getArg(0));
436     V = EmitFAbs(*this, V, E->getArg(0)->getType());
437 
438     V = Builder.CreateFCmpOEQ(V, ConstantFP::getInfinity(V->getType()),"isinf");
439     return RValue::get(Builder.CreateZExt(V, ConvertType(E->getType())));
440   }
441 
442   // TODO: BI__builtin_isinf_sign
443   //   isinf_sign(x) -> isinf(x) ? (signbit(x) ? -1 : 1) : 0
444 
445   case Builtin::BI__builtin_isnormal: {
446     // isnormal(x) --> x == x && fabsf(x) < infinity && fabsf(x) >= float_min
447     Value *V = EmitScalarExpr(E->getArg(0));
448     Value *Eq = Builder.CreateFCmpOEQ(V, V, "iseq");
449 
450     Value *Abs = EmitFAbs(*this, V, E->getArg(0)->getType());
451     Value *IsLessThanInf =
452       Builder.CreateFCmpULT(Abs, ConstantFP::getInfinity(V->getType()),"isinf");
453     APFloat Smallest = APFloat::getSmallestNormalized(
454                    getContext().getFloatTypeSemantics(E->getArg(0)->getType()));
455     Value *IsNormal =
456       Builder.CreateFCmpUGE(Abs, ConstantFP::get(V->getContext(), Smallest),
457                             "isnormal");
458     V = Builder.CreateAnd(Eq, IsLessThanInf, "and");
459     V = Builder.CreateAnd(V, IsNormal, "and");
460     return RValue::get(Builder.CreateZExt(V, ConvertType(E->getType())));
461   }
462 
463   case Builtin::BI__builtin_isfinite: {
464     // isfinite(x) --> x == x && fabs(x) != infinity;
465     Value *V = EmitScalarExpr(E->getArg(0));
466     Value *Eq = Builder.CreateFCmpOEQ(V, V, "iseq");
467 
468     Value *Abs = EmitFAbs(*this, V, E->getArg(0)->getType());
469     Value *IsNotInf =
470       Builder.CreateFCmpUNE(Abs, ConstantFP::getInfinity(V->getType()),"isinf");
471 
472     V = Builder.CreateAnd(Eq, IsNotInf, "and");
473     return RValue::get(Builder.CreateZExt(V, ConvertType(E->getType())));
474   }
475 
476   case Builtin::BI__builtin_fpclassify: {
477     Value *V = EmitScalarExpr(E->getArg(5));
478     llvm::Type *Ty = ConvertType(E->getArg(5)->getType());
479 
480     // Create Result
481     BasicBlock *Begin = Builder.GetInsertBlock();
482     BasicBlock *End = createBasicBlock("fpclassify_end", this->CurFn);
483     Builder.SetInsertPoint(End);
484     PHINode *Result =
485       Builder.CreatePHI(ConvertType(E->getArg(0)->getType()), 4,
486                         "fpclassify_result");
487 
488     // if (V==0) return FP_ZERO
489     Builder.SetInsertPoint(Begin);
490     Value *IsZero = Builder.CreateFCmpOEQ(V, Constant::getNullValue(Ty),
491                                           "iszero");
492     Value *ZeroLiteral = EmitScalarExpr(E->getArg(4));
493     BasicBlock *NotZero = createBasicBlock("fpclassify_not_zero", this->CurFn);
494     Builder.CreateCondBr(IsZero, End, NotZero);
495     Result->addIncoming(ZeroLiteral, Begin);
496 
497     // if (V != V) return FP_NAN
498     Builder.SetInsertPoint(NotZero);
499     Value *IsNan = Builder.CreateFCmpUNO(V, V, "cmp");
500     Value *NanLiteral = EmitScalarExpr(E->getArg(0));
501     BasicBlock *NotNan = createBasicBlock("fpclassify_not_nan", this->CurFn);
502     Builder.CreateCondBr(IsNan, End, NotNan);
503     Result->addIncoming(NanLiteral, NotZero);
504 
505     // if (fabs(V) == infinity) return FP_INFINITY
506     Builder.SetInsertPoint(NotNan);
507     Value *VAbs = EmitFAbs(*this, V, E->getArg(5)->getType());
508     Value *IsInf =
509       Builder.CreateFCmpOEQ(VAbs, ConstantFP::getInfinity(V->getType()),
510                             "isinf");
511     Value *InfLiteral = EmitScalarExpr(E->getArg(1));
512     BasicBlock *NotInf = createBasicBlock("fpclassify_not_inf", this->CurFn);
513     Builder.CreateCondBr(IsInf, End, NotInf);
514     Result->addIncoming(InfLiteral, NotNan);
515 
516     // if (fabs(V) >= MIN_NORMAL) return FP_NORMAL else FP_SUBNORMAL
517     Builder.SetInsertPoint(NotInf);
518     APFloat Smallest = APFloat::getSmallestNormalized(
519         getContext().getFloatTypeSemantics(E->getArg(5)->getType()));
520     Value *IsNormal =
521       Builder.CreateFCmpUGE(VAbs, ConstantFP::get(V->getContext(), Smallest),
522                             "isnormal");
523     Value *NormalResult =
524       Builder.CreateSelect(IsNormal, EmitScalarExpr(E->getArg(2)),
525                            EmitScalarExpr(E->getArg(3)));
526     Builder.CreateBr(End);
527     Result->addIncoming(NormalResult, NotInf);
528 
529     // return Result
530     Builder.SetInsertPoint(End);
531     return RValue::get(Result);
532   }
533 
534   case Builtin::BIalloca:
535   case Builtin::BI__builtin_alloca: {
536     Value *Size = EmitScalarExpr(E->getArg(0));
537     return RValue::get(Builder.CreateAlloca(Builder.getInt8Ty(), Size));
538   }
539   case Builtin::BIbzero:
540   case Builtin::BI__builtin_bzero: {
541     Value *Address = EmitScalarExpr(E->getArg(0));
542     Value *SizeVal = EmitScalarExpr(E->getArg(1));
543     Builder.CreateMemSet(Address, Builder.getInt8(0), SizeVal, 1, false);
544     return RValue::get(Address);
545   }
546   case Builtin::BImemcpy:
547   case Builtin::BI__builtin_memcpy: {
548     Value *Address = EmitScalarExpr(E->getArg(0));
549     Value *SrcAddr = EmitScalarExpr(E->getArg(1));
550     Value *SizeVal = EmitScalarExpr(E->getArg(2));
551     Builder.CreateMemCpy(Address, SrcAddr, SizeVal, 1, false);
552     return RValue::get(Address);
553   }
554 
555   case Builtin::BI__builtin___memcpy_chk: {
556     // fold __builtin_memcpy_chk(x, y, cst1, cst2) to memset iff cst1<=cst2.
557     llvm::APSInt Size, DstSize;
558     if (!E->getArg(2)->EvaluateAsInt(Size, CGM.getContext()) ||
559         !E->getArg(3)->EvaluateAsInt(DstSize, CGM.getContext()))
560       break;
561     if (Size.ugt(DstSize))
562       break;
563     Value *Dest = EmitScalarExpr(E->getArg(0));
564     Value *Src = EmitScalarExpr(E->getArg(1));
565     Value *SizeVal = llvm::ConstantInt::get(Builder.getContext(), Size);
566     Builder.CreateMemCpy(Dest, Src, SizeVal, 1, false);
567     return RValue::get(Dest);
568   }
569 
570   case Builtin::BI__builtin_objc_memmove_collectable: {
571     Value *Address = EmitScalarExpr(E->getArg(0));
572     Value *SrcAddr = EmitScalarExpr(E->getArg(1));
573     Value *SizeVal = EmitScalarExpr(E->getArg(2));
574     CGM.getObjCRuntime().EmitGCMemmoveCollectable(*this,
575                                                   Address, SrcAddr, SizeVal);
576     return RValue::get(Address);
577   }
578 
579   case Builtin::BI__builtin___memmove_chk: {
580     // fold __builtin_memmove_chk(x, y, cst1, cst2) to memset iff cst1<=cst2.
581     llvm::APSInt Size, DstSize;
582     if (!E->getArg(2)->EvaluateAsInt(Size, CGM.getContext()) ||
583         !E->getArg(3)->EvaluateAsInt(DstSize, CGM.getContext()))
584       break;
585     if (Size.ugt(DstSize))
586       break;
587     Value *Dest = EmitScalarExpr(E->getArg(0));
588     Value *Src = EmitScalarExpr(E->getArg(1));
589     Value *SizeVal = llvm::ConstantInt::get(Builder.getContext(), Size);
590     Builder.CreateMemMove(Dest, Src, SizeVal, 1, false);
591     return RValue::get(Dest);
592   }
593 
594   case Builtin::BImemmove:
595   case Builtin::BI__builtin_memmove: {
596     Value *Address = EmitScalarExpr(E->getArg(0));
597     Value *SrcAddr = EmitScalarExpr(E->getArg(1));
598     Value *SizeVal = EmitScalarExpr(E->getArg(2));
599     Builder.CreateMemMove(Address, SrcAddr, SizeVal, 1, false);
600     return RValue::get(Address);
601   }
602   case Builtin::BImemset:
603   case Builtin::BI__builtin_memset: {
604     Value *Address = EmitScalarExpr(E->getArg(0));
605     Value *ByteVal = Builder.CreateTrunc(EmitScalarExpr(E->getArg(1)),
606                                          Builder.getInt8Ty());
607     Value *SizeVal = EmitScalarExpr(E->getArg(2));
608     Builder.CreateMemSet(Address, ByteVal, SizeVal, 1, false);
609     return RValue::get(Address);
610   }
611   case Builtin::BI__builtin___memset_chk: {
612     // fold __builtin_memset_chk(x, y, cst1, cst2) to memset iff cst1<=cst2.
613     llvm::APSInt Size, DstSize;
614     if (!E->getArg(2)->EvaluateAsInt(Size, CGM.getContext()) ||
615         !E->getArg(3)->EvaluateAsInt(DstSize, CGM.getContext()))
616       break;
617     if (Size.ugt(DstSize))
618       break;
619     Value *Address = EmitScalarExpr(E->getArg(0));
620     Value *ByteVal = Builder.CreateTrunc(EmitScalarExpr(E->getArg(1)),
621                                          Builder.getInt8Ty());
622     Value *SizeVal = llvm::ConstantInt::get(Builder.getContext(), Size);
623     Builder.CreateMemSet(Address, ByteVal, SizeVal, 1, false);
624 
625     return RValue::get(Address);
626   }
627   case Builtin::BI__builtin_dwarf_cfa: {
628     // The offset in bytes from the first argument to the CFA.
629     //
630     // Why on earth is this in the frontend?  Is there any reason at
631     // all that the backend can't reasonably determine this while
632     // lowering llvm.eh.dwarf.cfa()?
633     //
634     // TODO: If there's a satisfactory reason, add a target hook for
635     // this instead of hard-coding 0, which is correct for most targets.
636     int32_t Offset = 0;
637 
638     Value *F = CGM.getIntrinsic(Intrinsic::eh_dwarf_cfa);
639     return RValue::get(Builder.CreateCall(F,
640                                       llvm::ConstantInt::get(Int32Ty, Offset)));
641   }
642   case Builtin::BI__builtin_return_address: {
643     Value *Depth = EmitScalarExpr(E->getArg(0));
644     Depth = Builder.CreateIntCast(Depth, Int32Ty, false);
645     Value *F = CGM.getIntrinsic(Intrinsic::returnaddress);
646     return RValue::get(Builder.CreateCall(F, Depth));
647   }
648   case Builtin::BI__builtin_frame_address: {
649     Value *Depth = EmitScalarExpr(E->getArg(0));
650     Depth = Builder.CreateIntCast(Depth, Int32Ty, false);
651     Value *F = CGM.getIntrinsic(Intrinsic::frameaddress);
652     return RValue::get(Builder.CreateCall(F, Depth));
653   }
654   case Builtin::BI__builtin_extract_return_addr: {
655     Value *Address = EmitScalarExpr(E->getArg(0));
656     Value *Result = getTargetHooks().decodeReturnAddress(*this, Address);
657     return RValue::get(Result);
658   }
659   case Builtin::BI__builtin_frob_return_addr: {
660     Value *Address = EmitScalarExpr(E->getArg(0));
661     Value *Result = getTargetHooks().encodeReturnAddress(*this, Address);
662     return RValue::get(Result);
663   }
664   case Builtin::BI__builtin_dwarf_sp_column: {
665     llvm::IntegerType *Ty
666       = cast<llvm::IntegerType>(ConvertType(E->getType()));
667     int Column = getTargetHooks().getDwarfEHStackPointer(CGM);
668     if (Column == -1) {
669       CGM.ErrorUnsupported(E, "__builtin_dwarf_sp_column");
670       return RValue::get(llvm::UndefValue::get(Ty));
671     }
672     return RValue::get(llvm::ConstantInt::get(Ty, Column, true));
673   }
674   case Builtin::BI__builtin_init_dwarf_reg_size_table: {
675     Value *Address = EmitScalarExpr(E->getArg(0));
676     if (getTargetHooks().initDwarfEHRegSizeTable(*this, Address))
677       CGM.ErrorUnsupported(E, "__builtin_init_dwarf_reg_size_table");
678     return RValue::get(llvm::UndefValue::get(ConvertType(E->getType())));
679   }
680   case Builtin::BI__builtin_eh_return: {
681     Value *Int = EmitScalarExpr(E->getArg(0));
682     Value *Ptr = EmitScalarExpr(E->getArg(1));
683 
684     llvm::IntegerType *IntTy = cast<llvm::IntegerType>(Int->getType());
685     assert((IntTy->getBitWidth() == 32 || IntTy->getBitWidth() == 64) &&
686            "LLVM's __builtin_eh_return only supports 32- and 64-bit variants");
687     Value *F = CGM.getIntrinsic(IntTy->getBitWidth() == 32
688                                   ? Intrinsic::eh_return_i32
689                                   : Intrinsic::eh_return_i64);
690     Builder.CreateCall2(F, Int, Ptr);
691     Builder.CreateUnreachable();
692 
693     // We do need to preserve an insertion point.
694     EmitBlock(createBasicBlock("builtin_eh_return.cont"));
695 
696     return RValue::get(0);
697   }
698   case Builtin::BI__builtin_unwind_init: {
699     Value *F = CGM.getIntrinsic(Intrinsic::eh_unwind_init);
700     return RValue::get(Builder.CreateCall(F));
701   }
702   case Builtin::BI__builtin_extend_pointer: {
703     // Extends a pointer to the size of an _Unwind_Word, which is
704     // uint64_t on all platforms.  Generally this gets poked into a
705     // register and eventually used as an address, so if the
706     // addressing registers are wider than pointers and the platform
707     // doesn't implicitly ignore high-order bits when doing
708     // addressing, we need to make sure we zext / sext based on
709     // the platform's expectations.
710     //
711     // See: http://gcc.gnu.org/ml/gcc-bugs/2002-02/msg00237.html
712 
713     // Cast the pointer to intptr_t.
714     Value *Ptr = EmitScalarExpr(E->getArg(0));
715     Value *Result = Builder.CreatePtrToInt(Ptr, IntPtrTy, "extend.cast");
716 
717     // If that's 64 bits, we're done.
718     if (IntPtrTy->getBitWidth() == 64)
719       return RValue::get(Result);
720 
721     // Otherwise, ask the codegen data what to do.
722     if (getTargetHooks().extendPointerWithSExt())
723       return RValue::get(Builder.CreateSExt(Result, Int64Ty, "extend.sext"));
724     else
725       return RValue::get(Builder.CreateZExt(Result, Int64Ty, "extend.zext"));
726   }
727   case Builtin::BI__builtin_setjmp: {
728     // Buffer is a void**.
729     Value *Buf = EmitScalarExpr(E->getArg(0));
730 
731     // Store the frame pointer to the setjmp buffer.
732     Value *FrameAddr =
733       Builder.CreateCall(CGM.getIntrinsic(Intrinsic::frameaddress),
734                          ConstantInt::get(Int32Ty, 0));
735     Builder.CreateStore(FrameAddr, Buf);
736 
737     // Store the stack pointer to the setjmp buffer.
738     Value *StackAddr =
739       Builder.CreateCall(CGM.getIntrinsic(Intrinsic::stacksave));
740     Value *StackSaveSlot =
741       Builder.CreateGEP(Buf, ConstantInt::get(Int32Ty, 2));
742     Builder.CreateStore(StackAddr, StackSaveSlot);
743 
744     // Call LLVM's EH setjmp, which is lightweight.
745     Value *F = CGM.getIntrinsic(Intrinsic::eh_sjlj_setjmp);
746     Buf = Builder.CreateBitCast(Buf, Int8PtrTy);
747     return RValue::get(Builder.CreateCall(F, Buf));
748   }
749   case Builtin::BI__builtin_longjmp: {
750     Value *Buf = EmitScalarExpr(E->getArg(0));
751     Buf = Builder.CreateBitCast(Buf, Int8PtrTy);
752 
753     // Call LLVM's EH longjmp, which is lightweight.
754     Builder.CreateCall(CGM.getIntrinsic(Intrinsic::eh_sjlj_longjmp), Buf);
755 
756     // longjmp doesn't return; mark this as unreachable.
757     Builder.CreateUnreachable();
758 
759     // We do need to preserve an insertion point.
760     EmitBlock(createBasicBlock("longjmp.cont"));
761 
762     return RValue::get(0);
763   }
764   case Builtin::BI__sync_fetch_and_add:
765   case Builtin::BI__sync_fetch_and_sub:
766   case Builtin::BI__sync_fetch_and_or:
767   case Builtin::BI__sync_fetch_and_and:
768   case Builtin::BI__sync_fetch_and_xor:
769   case Builtin::BI__sync_add_and_fetch:
770   case Builtin::BI__sync_sub_and_fetch:
771   case Builtin::BI__sync_and_and_fetch:
772   case Builtin::BI__sync_or_and_fetch:
773   case Builtin::BI__sync_xor_and_fetch:
774   case Builtin::BI__sync_val_compare_and_swap:
775   case Builtin::BI__sync_bool_compare_and_swap:
776   case Builtin::BI__sync_lock_test_and_set:
777   case Builtin::BI__sync_lock_release:
778   case Builtin::BI__sync_swap:
779     llvm_unreachable("Shouldn't make it through sema");
780   case Builtin::BI__sync_fetch_and_add_1:
781   case Builtin::BI__sync_fetch_and_add_2:
782   case Builtin::BI__sync_fetch_and_add_4:
783   case Builtin::BI__sync_fetch_and_add_8:
784   case Builtin::BI__sync_fetch_and_add_16:
785     return EmitBinaryAtomic(*this, llvm::AtomicRMWInst::Add, E);
786   case Builtin::BI__sync_fetch_and_sub_1:
787   case Builtin::BI__sync_fetch_and_sub_2:
788   case Builtin::BI__sync_fetch_and_sub_4:
789   case Builtin::BI__sync_fetch_and_sub_8:
790   case Builtin::BI__sync_fetch_and_sub_16:
791     return EmitBinaryAtomic(*this, llvm::AtomicRMWInst::Sub, E);
792   case Builtin::BI__sync_fetch_and_or_1:
793   case Builtin::BI__sync_fetch_and_or_2:
794   case Builtin::BI__sync_fetch_and_or_4:
795   case Builtin::BI__sync_fetch_and_or_8:
796   case Builtin::BI__sync_fetch_and_or_16:
797     return EmitBinaryAtomic(*this, llvm::AtomicRMWInst::Or, E);
798   case Builtin::BI__sync_fetch_and_and_1:
799   case Builtin::BI__sync_fetch_and_and_2:
800   case Builtin::BI__sync_fetch_and_and_4:
801   case Builtin::BI__sync_fetch_and_and_8:
802   case Builtin::BI__sync_fetch_and_and_16:
803     return EmitBinaryAtomic(*this, llvm::AtomicRMWInst::And, E);
804   case Builtin::BI__sync_fetch_and_xor_1:
805   case Builtin::BI__sync_fetch_and_xor_2:
806   case Builtin::BI__sync_fetch_and_xor_4:
807   case Builtin::BI__sync_fetch_and_xor_8:
808   case Builtin::BI__sync_fetch_and_xor_16:
809     return EmitBinaryAtomic(*this, llvm::AtomicRMWInst::Xor, E);
810 
811   // Clang extensions: not overloaded yet.
812   case Builtin::BI__sync_fetch_and_min:
813     return EmitBinaryAtomic(*this, llvm::AtomicRMWInst::Min, E);
814   case Builtin::BI__sync_fetch_and_max:
815     return EmitBinaryAtomic(*this, llvm::AtomicRMWInst::Max, E);
816   case Builtin::BI__sync_fetch_and_umin:
817     return EmitBinaryAtomic(*this, llvm::AtomicRMWInst::UMin, E);
818   case Builtin::BI__sync_fetch_and_umax:
819     return EmitBinaryAtomic(*this, llvm::AtomicRMWInst::UMax, E);
820 
821   case Builtin::BI__sync_add_and_fetch_1:
822   case Builtin::BI__sync_add_and_fetch_2:
823   case Builtin::BI__sync_add_and_fetch_4:
824   case Builtin::BI__sync_add_and_fetch_8:
825   case Builtin::BI__sync_add_and_fetch_16:
826     return EmitBinaryAtomicPost(*this, llvm::AtomicRMWInst::Add, E,
827                                 llvm::Instruction::Add);
828   case Builtin::BI__sync_sub_and_fetch_1:
829   case Builtin::BI__sync_sub_and_fetch_2:
830   case Builtin::BI__sync_sub_and_fetch_4:
831   case Builtin::BI__sync_sub_and_fetch_8:
832   case Builtin::BI__sync_sub_and_fetch_16:
833     return EmitBinaryAtomicPost(*this, llvm::AtomicRMWInst::Sub, E,
834                                 llvm::Instruction::Sub);
835   case Builtin::BI__sync_and_and_fetch_1:
836   case Builtin::BI__sync_and_and_fetch_2:
837   case Builtin::BI__sync_and_and_fetch_4:
838   case Builtin::BI__sync_and_and_fetch_8:
839   case Builtin::BI__sync_and_and_fetch_16:
840     return EmitBinaryAtomicPost(*this, llvm::AtomicRMWInst::And, E,
841                                 llvm::Instruction::And);
842   case Builtin::BI__sync_or_and_fetch_1:
843   case Builtin::BI__sync_or_and_fetch_2:
844   case Builtin::BI__sync_or_and_fetch_4:
845   case Builtin::BI__sync_or_and_fetch_8:
846   case Builtin::BI__sync_or_and_fetch_16:
847     return EmitBinaryAtomicPost(*this, llvm::AtomicRMWInst::Or, E,
848                                 llvm::Instruction::Or);
849   case Builtin::BI__sync_xor_and_fetch_1:
850   case Builtin::BI__sync_xor_and_fetch_2:
851   case Builtin::BI__sync_xor_and_fetch_4:
852   case Builtin::BI__sync_xor_and_fetch_8:
853   case Builtin::BI__sync_xor_and_fetch_16:
854     return EmitBinaryAtomicPost(*this, llvm::AtomicRMWInst::Xor, E,
855                                 llvm::Instruction::Xor);
856 
857   case Builtin::BI__sync_val_compare_and_swap_1:
858   case Builtin::BI__sync_val_compare_and_swap_2:
859   case Builtin::BI__sync_val_compare_and_swap_4:
860   case Builtin::BI__sync_val_compare_and_swap_8:
861   case Builtin::BI__sync_val_compare_and_swap_16: {
862     QualType T = E->getType();
863     llvm::Value *DestPtr = EmitScalarExpr(E->getArg(0));
864     unsigned AddrSpace =
865       cast<llvm::PointerType>(DestPtr->getType())->getAddressSpace();
866 
867     llvm::IntegerType *IntType =
868       llvm::IntegerType::get(getLLVMContext(),
869                              getContext().getTypeSize(T));
870     llvm::Type *IntPtrType = IntType->getPointerTo(AddrSpace);
871 
872     Value *Args[3];
873     Args[0] = Builder.CreateBitCast(DestPtr, IntPtrType);
874     Args[1] = EmitScalarExpr(E->getArg(1));
875     llvm::Type *ValueType = Args[1]->getType();
876     Args[1] = EmitToInt(*this, Args[1], T, IntType);
877     Args[2] = EmitToInt(*this, EmitScalarExpr(E->getArg(2)), T, IntType);
878 
879     Value *Result = Builder.CreateAtomicCmpXchg(Args[0], Args[1], Args[2],
880                                                 llvm::SequentiallyConsistent);
881     Result = EmitFromInt(*this, Result, T, ValueType);
882     return RValue::get(Result);
883   }
884 
885   case Builtin::BI__sync_bool_compare_and_swap_1:
886   case Builtin::BI__sync_bool_compare_and_swap_2:
887   case Builtin::BI__sync_bool_compare_and_swap_4:
888   case Builtin::BI__sync_bool_compare_and_swap_8:
889   case Builtin::BI__sync_bool_compare_and_swap_16: {
890     QualType T = E->getArg(1)->getType();
891     llvm::Value *DestPtr = EmitScalarExpr(E->getArg(0));
892     unsigned AddrSpace =
893       cast<llvm::PointerType>(DestPtr->getType())->getAddressSpace();
894 
895     llvm::IntegerType *IntType =
896       llvm::IntegerType::get(getLLVMContext(),
897                              getContext().getTypeSize(T));
898     llvm::Type *IntPtrType = IntType->getPointerTo(AddrSpace);
899 
900     Value *Args[3];
901     Args[0] = Builder.CreateBitCast(DestPtr, IntPtrType);
902     Args[1] = EmitToInt(*this, EmitScalarExpr(E->getArg(1)), T, IntType);
903     Args[2] = EmitToInt(*this, EmitScalarExpr(E->getArg(2)), T, IntType);
904 
905     Value *OldVal = Args[1];
906     Value *PrevVal = Builder.CreateAtomicCmpXchg(Args[0], Args[1], Args[2],
907                                                  llvm::SequentiallyConsistent);
908     Value *Result = Builder.CreateICmpEQ(PrevVal, OldVal);
909     // zext bool to int.
910     Result = Builder.CreateZExt(Result, ConvertType(E->getType()));
911     return RValue::get(Result);
912   }
913 
914   case Builtin::BI__sync_swap_1:
915   case Builtin::BI__sync_swap_2:
916   case Builtin::BI__sync_swap_4:
917   case Builtin::BI__sync_swap_8:
918   case Builtin::BI__sync_swap_16:
919     return EmitBinaryAtomic(*this, llvm::AtomicRMWInst::Xchg, E);
920 
921   case Builtin::BI__sync_lock_test_and_set_1:
922   case Builtin::BI__sync_lock_test_and_set_2:
923   case Builtin::BI__sync_lock_test_and_set_4:
924   case Builtin::BI__sync_lock_test_and_set_8:
925   case Builtin::BI__sync_lock_test_and_set_16:
926     return EmitBinaryAtomic(*this, llvm::AtomicRMWInst::Xchg, E);
927 
928   case Builtin::BI__sync_lock_release_1:
929   case Builtin::BI__sync_lock_release_2:
930   case Builtin::BI__sync_lock_release_4:
931   case Builtin::BI__sync_lock_release_8:
932   case Builtin::BI__sync_lock_release_16: {
933     Value *Ptr = EmitScalarExpr(E->getArg(0));
934     llvm::Type *ElLLVMTy =
935       cast<llvm::PointerType>(Ptr->getType())->getElementType();
936     llvm::StoreInst *Store =
937       Builder.CreateStore(llvm::Constant::getNullValue(ElLLVMTy), Ptr);
938     QualType ElTy = E->getArg(0)->getType()->getPointeeType();
939     CharUnits StoreSize = getContext().getTypeSizeInChars(ElTy);
940     Store->setAlignment(StoreSize.getQuantity());
941     Store->setAtomic(llvm::Release);
942     return RValue::get(0);
943   }
944 
945   case Builtin::BI__sync_synchronize: {
946     // We assume this is supposed to correspond to a C++0x-style
947     // sequentially-consistent fence (i.e. this is only usable for
948     // synchonization, not device I/O or anything like that). This intrinsic
949     // is really badly designed in the sense that in theory, there isn't
950     // any way to safely use it... but in practice, it mostly works
951     // to use it with non-atomic loads and stores to get acquire/release
952     // semantics.
953     Builder.CreateFence(llvm::SequentiallyConsistent);
954     return RValue::get(0);
955   }
956 
957   case Builtin::BI__atomic_thread_fence:
958   case Builtin::BI__atomic_signal_fence: {
959     llvm::SynchronizationScope Scope;
960     if (BuiltinID == Builtin::BI__atomic_signal_fence)
961       Scope = llvm::SingleThread;
962     else
963       Scope = llvm::CrossThread;
964     Value *Order = EmitScalarExpr(E->getArg(0));
965     if (isa<llvm::ConstantInt>(Order)) {
966       int ord = cast<llvm::ConstantInt>(Order)->getZExtValue();
967       switch (ord) {
968       case 0:  // memory_order_relaxed
969       default: // invalid order
970         break;
971       case 1:  // memory_order_consume
972       case 2:  // memory_order_acquire
973         Builder.CreateFence(llvm::Acquire, Scope);
974         break;
975       case 3:  // memory_order_release
976         Builder.CreateFence(llvm::Release, Scope);
977         break;
978       case 4:  // memory_order_acq_rel
979         Builder.CreateFence(llvm::AcquireRelease, Scope);
980         break;
981       case 5:  // memory_order_seq_cst
982         Builder.CreateFence(llvm::SequentiallyConsistent, Scope);
983         break;
984       }
985       return RValue::get(0);
986     }
987 
988     llvm::BasicBlock *AcquireBB, *ReleaseBB, *AcqRelBB, *SeqCstBB;
989     AcquireBB = createBasicBlock("acquire", CurFn);
990     ReleaseBB = createBasicBlock("release", CurFn);
991     AcqRelBB = createBasicBlock("acqrel", CurFn);
992     SeqCstBB = createBasicBlock("seqcst", CurFn);
993     llvm::BasicBlock *ContBB = createBasicBlock("atomic.continue", CurFn);
994 
995     Order = Builder.CreateIntCast(Order, Builder.getInt32Ty(), false);
996     llvm::SwitchInst *SI = Builder.CreateSwitch(Order, ContBB);
997 
998     Builder.SetInsertPoint(AcquireBB);
999     Builder.CreateFence(llvm::Acquire, Scope);
1000     Builder.CreateBr(ContBB);
1001     SI->addCase(Builder.getInt32(1), AcquireBB);
1002     SI->addCase(Builder.getInt32(2), AcquireBB);
1003 
1004     Builder.SetInsertPoint(ReleaseBB);
1005     Builder.CreateFence(llvm::Release, Scope);
1006     Builder.CreateBr(ContBB);
1007     SI->addCase(Builder.getInt32(3), ReleaseBB);
1008 
1009     Builder.SetInsertPoint(AcqRelBB);
1010     Builder.CreateFence(llvm::AcquireRelease, Scope);
1011     Builder.CreateBr(ContBB);
1012     SI->addCase(Builder.getInt32(4), AcqRelBB);
1013 
1014     Builder.SetInsertPoint(SeqCstBB);
1015     Builder.CreateFence(llvm::SequentiallyConsistent, Scope);
1016     Builder.CreateBr(ContBB);
1017     SI->addCase(Builder.getInt32(5), SeqCstBB);
1018 
1019     Builder.SetInsertPoint(ContBB);
1020     return RValue::get(0);
1021   }
1022 
1023     // Library functions with special handling.
1024   case Builtin::BIsqrt:
1025   case Builtin::BIsqrtf:
1026   case Builtin::BIsqrtl: {
1027     // TODO: there is currently no set of optimizer flags
1028     // sufficient for us to rewrite sqrt to @llvm.sqrt.
1029     // -fmath-errno=0 is not good enough; we need finiteness.
1030     // We could probably precondition the call with an ult
1031     // against 0, but is that worth the complexity?
1032     break;
1033   }
1034 
1035   case Builtin::BIpow:
1036   case Builtin::BIpowf:
1037   case Builtin::BIpowl: {
1038     // Rewrite sqrt to intrinsic if allowed.
1039     if (!FD->hasAttr<ConstAttr>())
1040       break;
1041     Value *Base = EmitScalarExpr(E->getArg(0));
1042     Value *Exponent = EmitScalarExpr(E->getArg(1));
1043     llvm::Type *ArgType = Base->getType();
1044     Value *F = CGM.getIntrinsic(Intrinsic::pow, ArgType);
1045     return RValue::get(Builder.CreateCall2(F, Base, Exponent));
1046   }
1047 
1048   case Builtin::BIfma:
1049   case Builtin::BIfmaf:
1050   case Builtin::BIfmal:
1051   case Builtin::BI__builtin_fma:
1052   case Builtin::BI__builtin_fmaf:
1053   case Builtin::BI__builtin_fmal: {
1054     // Rewrite fma to intrinsic.
1055     Value *FirstArg = EmitScalarExpr(E->getArg(0));
1056     llvm::Type *ArgType = FirstArg->getType();
1057     Value *F = CGM.getIntrinsic(Intrinsic::fma, ArgType);
1058     return RValue::get(Builder.CreateCall3(F, FirstArg,
1059                                               EmitScalarExpr(E->getArg(1)),
1060                                               EmitScalarExpr(E->getArg(2))));
1061   }
1062 
1063   case Builtin::BI__builtin_signbit:
1064   case Builtin::BI__builtin_signbitf:
1065   case Builtin::BI__builtin_signbitl: {
1066     LLVMContext &C = CGM.getLLVMContext();
1067 
1068     Value *Arg = EmitScalarExpr(E->getArg(0));
1069     llvm::Type *ArgTy = Arg->getType();
1070     if (ArgTy->isPPC_FP128Ty())
1071       break; // FIXME: I'm not sure what the right implementation is here.
1072     int ArgWidth = ArgTy->getPrimitiveSizeInBits();
1073     llvm::Type *ArgIntTy = llvm::IntegerType::get(C, ArgWidth);
1074     Value *BCArg = Builder.CreateBitCast(Arg, ArgIntTy);
1075     Value *ZeroCmp = llvm::Constant::getNullValue(ArgIntTy);
1076     Value *Result = Builder.CreateICmpSLT(BCArg, ZeroCmp);
1077     return RValue::get(Builder.CreateZExt(Result, ConvertType(E->getType())));
1078   }
1079   case Builtin::BI__builtin_annotation: {
1080     llvm::Value *AnnVal = EmitScalarExpr(E->getArg(0));
1081     llvm::Value *F = CGM.getIntrinsic(llvm::Intrinsic::annotation,
1082                                       AnnVal->getType());
1083 
1084     // Get the annotation string, go through casts. Sema requires this to be a
1085     // non-wide string literal, potentially casted, so the cast<> is safe.
1086     const Expr *AnnotationStrExpr = E->getArg(1)->IgnoreParenCasts();
1087     llvm::StringRef Str = cast<StringLiteral>(AnnotationStrExpr)->getString();
1088     return RValue::get(EmitAnnotationCall(F, AnnVal, Str, E->getExprLoc()));
1089   }
1090   }
1091 
1092   // If this is an alias for a lib function (e.g. __builtin_sin), emit
1093   // the call using the normal call path, but using the unmangled
1094   // version of the function name.
1095   if (getContext().BuiltinInfo.isLibFunction(BuiltinID))
1096     return emitLibraryCall(*this, FD, E,
1097                            CGM.getBuiltinLibFunction(FD, BuiltinID));
1098 
1099   // If this is a predefined lib function (e.g. malloc), emit the call
1100   // using exactly the normal call path.
1101   if (getContext().BuiltinInfo.isPredefinedLibFunction(BuiltinID))
1102     return emitLibraryCall(*this, FD, E, EmitScalarExpr(E->getCallee()));
1103 
1104   // See if we have a target specific intrinsic.
1105   const char *Name = getContext().BuiltinInfo.GetName(BuiltinID);
1106   Intrinsic::ID IntrinsicID = Intrinsic::not_intrinsic;
1107   if (const char *Prefix =
1108       llvm::Triple::getArchTypePrefix(Target.getTriple().getArch()))
1109     IntrinsicID = Intrinsic::getIntrinsicForGCCBuiltin(Prefix, Name);
1110 
1111   if (IntrinsicID != Intrinsic::not_intrinsic) {
1112     SmallVector<Value*, 16> Args;
1113 
1114     // Find out if any arguments are required to be integer constant
1115     // expressions.
1116     unsigned ICEArguments = 0;
1117     ASTContext::GetBuiltinTypeError Error;
1118     getContext().GetBuiltinType(BuiltinID, Error, &ICEArguments);
1119     assert(Error == ASTContext::GE_None && "Should not codegen an error");
1120 
1121     Function *F = CGM.getIntrinsic(IntrinsicID);
1122     llvm::FunctionType *FTy = F->getFunctionType();
1123 
1124     for (unsigned i = 0, e = E->getNumArgs(); i != e; ++i) {
1125       Value *ArgValue;
1126       // If this is a normal argument, just emit it as a scalar.
1127       if ((ICEArguments & (1 << i)) == 0) {
1128         ArgValue = EmitScalarExpr(E->getArg(i));
1129       } else {
1130         // If this is required to be a constant, constant fold it so that we
1131         // know that the generated intrinsic gets a ConstantInt.
1132         llvm::APSInt Result;
1133         bool IsConst = E->getArg(i)->isIntegerConstantExpr(Result,getContext());
1134         assert(IsConst && "Constant arg isn't actually constant?");
1135         (void)IsConst;
1136         ArgValue = llvm::ConstantInt::get(getLLVMContext(), Result);
1137       }
1138 
1139       // If the intrinsic arg type is different from the builtin arg type
1140       // we need to do a bit cast.
1141       llvm::Type *PTy = FTy->getParamType(i);
1142       if (PTy != ArgValue->getType()) {
1143         assert(PTy->canLosslesslyBitCastTo(FTy->getParamType(i)) &&
1144                "Must be able to losslessly bit cast to param");
1145         ArgValue = Builder.CreateBitCast(ArgValue, PTy);
1146       }
1147 
1148       Args.push_back(ArgValue);
1149     }
1150 
1151     Value *V = Builder.CreateCall(F, Args);
1152     QualType BuiltinRetType = E->getType();
1153 
1154     llvm::Type *RetTy = VoidTy;
1155     if (!BuiltinRetType->isVoidType())
1156       RetTy = ConvertType(BuiltinRetType);
1157 
1158     if (RetTy != V->getType()) {
1159       assert(V->getType()->canLosslesslyBitCastTo(RetTy) &&
1160              "Must be able to losslessly bit cast result type");
1161       V = Builder.CreateBitCast(V, RetTy);
1162     }
1163 
1164     return RValue::get(V);
1165   }
1166 
1167   // See if we have a target specific builtin that needs to be lowered.
1168   if (Value *V = EmitTargetBuiltinExpr(BuiltinID, E))
1169     return RValue::get(V);
1170 
1171   ErrorUnsupported(E, "builtin function");
1172 
1173   // Unknown builtin, for now just dump it out and return undef.
1174   if (hasAggregateLLVMType(E->getType()))
1175     return RValue::getAggregate(CreateMemTemp(E->getType()));
1176   return RValue::get(llvm::UndefValue::get(ConvertType(E->getType())));
1177 }
1178 
1179 Value *CodeGenFunction::EmitTargetBuiltinExpr(unsigned BuiltinID,
1180                                               const CallExpr *E) {
1181   switch (Target.getTriple().getArch()) {
1182   case llvm::Triple::arm:
1183   case llvm::Triple::thumb:
1184     return EmitARMBuiltinExpr(BuiltinID, E);
1185   case llvm::Triple::x86:
1186   case llvm::Triple::x86_64:
1187     return EmitX86BuiltinExpr(BuiltinID, E);
1188   case llvm::Triple::ppc:
1189   case llvm::Triple::ppc64:
1190     return EmitPPCBuiltinExpr(BuiltinID, E);
1191   case llvm::Triple::hexagon:
1192     return EmitHexagonBuiltinExpr(BuiltinID, E);
1193   default:
1194     return 0;
1195   }
1196 }
1197 
1198 static llvm::VectorType *GetNeonType(CodeGenFunction *CGF,
1199                                      NeonTypeFlags TypeFlags) {
1200   int IsQuad = TypeFlags.isQuad();
1201   switch (TypeFlags.getEltType()) {
1202   case NeonTypeFlags::Int8:
1203   case NeonTypeFlags::Poly8:
1204     return llvm::VectorType::get(CGF->Int8Ty, 8 << IsQuad);
1205   case NeonTypeFlags::Int16:
1206   case NeonTypeFlags::Poly16:
1207   case NeonTypeFlags::Float16:
1208     return llvm::VectorType::get(CGF->Int16Ty, 4 << IsQuad);
1209   case NeonTypeFlags::Int32:
1210     return llvm::VectorType::get(CGF->Int32Ty, 2 << IsQuad);
1211   case NeonTypeFlags::Int64:
1212     return llvm::VectorType::get(CGF->Int64Ty, 1 << IsQuad);
1213   case NeonTypeFlags::Float32:
1214     return llvm::VectorType::get(CGF->FloatTy, 2 << IsQuad);
1215   }
1216   llvm_unreachable("Invalid NeonTypeFlags element type!");
1217 }
1218 
1219 Value *CodeGenFunction::EmitNeonSplat(Value *V, Constant *C) {
1220   unsigned nElts = cast<llvm::VectorType>(V->getType())->getNumElements();
1221   Value* SV = llvm::ConstantVector::getSplat(nElts, C);
1222   return Builder.CreateShuffleVector(V, V, SV, "lane");
1223 }
1224 
1225 Value *CodeGenFunction::EmitNeonCall(Function *F, SmallVectorImpl<Value*> &Ops,
1226                                      const char *name,
1227                                      unsigned shift, bool rightshift) {
1228   unsigned j = 0;
1229   for (Function::const_arg_iterator ai = F->arg_begin(), ae = F->arg_end();
1230        ai != ae; ++ai, ++j)
1231     if (shift > 0 && shift == j)
1232       Ops[j] = EmitNeonShiftVector(Ops[j], ai->getType(), rightshift);
1233     else
1234       Ops[j] = Builder.CreateBitCast(Ops[j], ai->getType(), name);
1235 
1236   return Builder.CreateCall(F, Ops, name);
1237 }
1238 
1239 Value *CodeGenFunction::EmitNeonShiftVector(Value *V, llvm::Type *Ty,
1240                                             bool neg) {
1241   int SV = cast<ConstantInt>(V)->getSExtValue();
1242 
1243   llvm::VectorType *VTy = cast<llvm::VectorType>(Ty);
1244   llvm::Constant *C = ConstantInt::get(VTy->getElementType(), neg ? -SV : SV);
1245   return llvm::ConstantVector::getSplat(VTy->getNumElements(), C);
1246 }
1247 
1248 /// GetPointeeAlignment - Given an expression with a pointer type, find the
1249 /// alignment of the type referenced by the pointer.  Skip over implicit
1250 /// casts.
1251 static Value *GetPointeeAlignment(CodeGenFunction &CGF, const Expr *Addr) {
1252   unsigned Align = 1;
1253   // Check if the type is a pointer.  The implicit cast operand might not be.
1254   while (Addr->getType()->isPointerType()) {
1255     QualType PtTy = Addr->getType()->getPointeeType();
1256     unsigned NewA = CGF.getContext().getTypeAlignInChars(PtTy).getQuantity();
1257     if (NewA > Align)
1258       Align = NewA;
1259 
1260     // If the address is an implicit cast, repeat with the cast operand.
1261     if (const ImplicitCastExpr *CastAddr = dyn_cast<ImplicitCastExpr>(Addr)) {
1262       Addr = CastAddr->getSubExpr();
1263       continue;
1264     }
1265     break;
1266   }
1267   return llvm::ConstantInt::get(CGF.Int32Ty, Align);
1268 }
1269 
1270 Value *CodeGenFunction::EmitARMBuiltinExpr(unsigned BuiltinID,
1271                                            const CallExpr *E) {
1272   if (BuiltinID == ARM::BI__clear_cache) {
1273     const FunctionDecl *FD = E->getDirectCallee();
1274     // Oddly people write this call without args on occasion and gcc accepts
1275     // it - it's also marked as varargs in the description file.
1276     SmallVector<Value*, 2> Ops;
1277     for (unsigned i = 0; i < E->getNumArgs(); i++)
1278       Ops.push_back(EmitScalarExpr(E->getArg(i)));
1279     llvm::Type *Ty = CGM.getTypes().ConvertType(FD->getType());
1280     llvm::FunctionType *FTy = cast<llvm::FunctionType>(Ty);
1281     StringRef Name = FD->getName();
1282     return Builder.CreateCall(CGM.CreateRuntimeFunction(FTy, Name), Ops);
1283   }
1284 
1285   if (BuiltinID == ARM::BI__builtin_arm_ldrexd) {
1286     Function *F = CGM.getIntrinsic(Intrinsic::arm_ldrexd);
1287 
1288     Value *LdPtr = EmitScalarExpr(E->getArg(0));
1289     Value *Val = Builder.CreateCall(F, LdPtr, "ldrexd");
1290 
1291     Value *Val0 = Builder.CreateExtractValue(Val, 1);
1292     Value *Val1 = Builder.CreateExtractValue(Val, 0);
1293     Val0 = Builder.CreateZExt(Val0, Int64Ty);
1294     Val1 = Builder.CreateZExt(Val1, Int64Ty);
1295 
1296     Value *ShiftCst = llvm::ConstantInt::get(Int64Ty, 32);
1297     Val = Builder.CreateShl(Val0, ShiftCst, "shl", true /* nuw */);
1298     return Builder.CreateOr(Val, Val1);
1299   }
1300 
1301   if (BuiltinID == ARM::BI__builtin_arm_strexd) {
1302     Function *F = CGM.getIntrinsic(Intrinsic::arm_strexd);
1303     llvm::Type *STy = llvm::StructType::get(Int32Ty, Int32Ty, NULL);
1304 
1305     Value *One = llvm::ConstantInt::get(Int32Ty, 1);
1306     Value *Tmp = Builder.CreateAlloca(Int64Ty, One);
1307     Value *Val = EmitScalarExpr(E->getArg(0));
1308     Builder.CreateStore(Val, Tmp);
1309 
1310     Value *LdPtr = Builder.CreateBitCast(Tmp,llvm::PointerType::getUnqual(STy));
1311     Val = Builder.CreateLoad(LdPtr);
1312 
1313     Value *Arg0 = Builder.CreateExtractValue(Val, 0);
1314     Value *Arg1 = Builder.CreateExtractValue(Val, 1);
1315     Value *StPtr = EmitScalarExpr(E->getArg(1));
1316     return Builder.CreateCall3(F, Arg0, Arg1, StPtr, "strexd");
1317   }
1318 
1319   SmallVector<Value*, 4> Ops;
1320   for (unsigned i = 0, e = E->getNumArgs() - 1; i != e; i++)
1321     Ops.push_back(EmitScalarExpr(E->getArg(i)));
1322 
1323   // vget_lane and vset_lane are not overloaded and do not have an extra
1324   // argument that specifies the vector type.
1325   switch (BuiltinID) {
1326   default: break;
1327   case ARM::BI__builtin_neon_vget_lane_i8:
1328   case ARM::BI__builtin_neon_vget_lane_i16:
1329   case ARM::BI__builtin_neon_vget_lane_i32:
1330   case ARM::BI__builtin_neon_vget_lane_i64:
1331   case ARM::BI__builtin_neon_vget_lane_f32:
1332   case ARM::BI__builtin_neon_vgetq_lane_i8:
1333   case ARM::BI__builtin_neon_vgetq_lane_i16:
1334   case ARM::BI__builtin_neon_vgetq_lane_i32:
1335   case ARM::BI__builtin_neon_vgetq_lane_i64:
1336   case ARM::BI__builtin_neon_vgetq_lane_f32:
1337     return Builder.CreateExtractElement(Ops[0], EmitScalarExpr(E->getArg(1)),
1338                                         "vget_lane");
1339   case ARM::BI__builtin_neon_vset_lane_i8:
1340   case ARM::BI__builtin_neon_vset_lane_i16:
1341   case ARM::BI__builtin_neon_vset_lane_i32:
1342   case ARM::BI__builtin_neon_vset_lane_i64:
1343   case ARM::BI__builtin_neon_vset_lane_f32:
1344   case ARM::BI__builtin_neon_vsetq_lane_i8:
1345   case ARM::BI__builtin_neon_vsetq_lane_i16:
1346   case ARM::BI__builtin_neon_vsetq_lane_i32:
1347   case ARM::BI__builtin_neon_vsetq_lane_i64:
1348   case ARM::BI__builtin_neon_vsetq_lane_f32:
1349     Ops.push_back(EmitScalarExpr(E->getArg(2)));
1350     return Builder.CreateInsertElement(Ops[1], Ops[0], Ops[2], "vset_lane");
1351   }
1352 
1353   // Get the last argument, which specifies the vector type.
1354   llvm::APSInt Result;
1355   const Expr *Arg = E->getArg(E->getNumArgs()-1);
1356   if (!Arg->isIntegerConstantExpr(Result, getContext()))
1357     return 0;
1358 
1359   if (BuiltinID == ARM::BI__builtin_arm_vcvtr_f ||
1360       BuiltinID == ARM::BI__builtin_arm_vcvtr_d) {
1361     // Determine the overloaded type of this builtin.
1362     llvm::Type *Ty;
1363     if (BuiltinID == ARM::BI__builtin_arm_vcvtr_f)
1364       Ty = FloatTy;
1365     else
1366       Ty = DoubleTy;
1367 
1368     // Determine whether this is an unsigned conversion or not.
1369     bool usgn = Result.getZExtValue() == 1;
1370     unsigned Int = usgn ? Intrinsic::arm_vcvtru : Intrinsic::arm_vcvtr;
1371 
1372     // Call the appropriate intrinsic.
1373     Function *F = CGM.getIntrinsic(Int, Ty);
1374     return Builder.CreateCall(F, Ops, "vcvtr");
1375   }
1376 
1377   // Determine the type of this overloaded NEON intrinsic.
1378   NeonTypeFlags Type(Result.getZExtValue());
1379   bool usgn = Type.isUnsigned();
1380   bool quad = Type.isQuad();
1381   bool rightShift = false;
1382 
1383   llvm::VectorType *VTy = GetNeonType(this, Type);
1384   llvm::Type *Ty = VTy;
1385   if (!Ty)
1386     return 0;
1387 
1388   unsigned Int;
1389   switch (BuiltinID) {
1390   default: return 0;
1391   case ARM::BI__builtin_neon_vabd_v:
1392   case ARM::BI__builtin_neon_vabdq_v:
1393     Int = usgn ? Intrinsic::arm_neon_vabdu : Intrinsic::arm_neon_vabds;
1394     return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vabd");
1395   case ARM::BI__builtin_neon_vabs_v:
1396   case ARM::BI__builtin_neon_vabsq_v:
1397     return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_vabs, Ty),
1398                         Ops, "vabs");
1399   case ARM::BI__builtin_neon_vaddhn_v:
1400     return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_vaddhn, Ty),
1401                         Ops, "vaddhn");
1402   case ARM::BI__builtin_neon_vcale_v:
1403     std::swap(Ops[0], Ops[1]);
1404   case ARM::BI__builtin_neon_vcage_v: {
1405     Function *F = CGM.getIntrinsic(Intrinsic::arm_neon_vacged);
1406     return EmitNeonCall(F, Ops, "vcage");
1407   }
1408   case ARM::BI__builtin_neon_vcaleq_v:
1409     std::swap(Ops[0], Ops[1]);
1410   case ARM::BI__builtin_neon_vcageq_v: {
1411     Function *F = CGM.getIntrinsic(Intrinsic::arm_neon_vacgeq);
1412     return EmitNeonCall(F, Ops, "vcage");
1413   }
1414   case ARM::BI__builtin_neon_vcalt_v:
1415     std::swap(Ops[0], Ops[1]);
1416   case ARM::BI__builtin_neon_vcagt_v: {
1417     Function *F = CGM.getIntrinsic(Intrinsic::arm_neon_vacgtd);
1418     return EmitNeonCall(F, Ops, "vcagt");
1419   }
1420   case ARM::BI__builtin_neon_vcaltq_v:
1421     std::swap(Ops[0], Ops[1]);
1422   case ARM::BI__builtin_neon_vcagtq_v: {
1423     Function *F = CGM.getIntrinsic(Intrinsic::arm_neon_vacgtq);
1424     return EmitNeonCall(F, Ops, "vcagt");
1425   }
1426   case ARM::BI__builtin_neon_vcls_v:
1427   case ARM::BI__builtin_neon_vclsq_v: {
1428     Function *F = CGM.getIntrinsic(Intrinsic::arm_neon_vcls, Ty);
1429     return EmitNeonCall(F, Ops, "vcls");
1430   }
1431   case ARM::BI__builtin_neon_vclz_v:
1432   case ARM::BI__builtin_neon_vclzq_v: {
1433     Function *F = CGM.getIntrinsic(Intrinsic::arm_neon_vclz, Ty);
1434     return EmitNeonCall(F, Ops, "vclz");
1435   }
1436   case ARM::BI__builtin_neon_vcnt_v:
1437   case ARM::BI__builtin_neon_vcntq_v: {
1438     Function *F = CGM.getIntrinsic(Intrinsic::arm_neon_vcnt, Ty);
1439     return EmitNeonCall(F, Ops, "vcnt");
1440   }
1441   case ARM::BI__builtin_neon_vcvt_f16_v: {
1442     assert(Type.getEltType() == NeonTypeFlags::Float16 && !quad &&
1443            "unexpected vcvt_f16_v builtin");
1444     Function *F = CGM.getIntrinsic(Intrinsic::arm_neon_vcvtfp2hf);
1445     return EmitNeonCall(F, Ops, "vcvt");
1446   }
1447   case ARM::BI__builtin_neon_vcvt_f32_f16: {
1448     assert(Type.getEltType() == NeonTypeFlags::Float16 && !quad &&
1449            "unexpected vcvt_f32_f16 builtin");
1450     Function *F = CGM.getIntrinsic(Intrinsic::arm_neon_vcvthf2fp);
1451     return EmitNeonCall(F, Ops, "vcvt");
1452   }
1453   case ARM::BI__builtin_neon_vcvt_f32_v:
1454   case ARM::BI__builtin_neon_vcvtq_f32_v:
1455     Ops[0] = Builder.CreateBitCast(Ops[0], Ty);
1456     Ty = GetNeonType(this, NeonTypeFlags(NeonTypeFlags::Float32, false, quad));
1457     return usgn ? Builder.CreateUIToFP(Ops[0], Ty, "vcvt")
1458                 : Builder.CreateSIToFP(Ops[0], Ty, "vcvt");
1459   case ARM::BI__builtin_neon_vcvt_s32_v:
1460   case ARM::BI__builtin_neon_vcvt_u32_v:
1461   case ARM::BI__builtin_neon_vcvtq_s32_v:
1462   case ARM::BI__builtin_neon_vcvtq_u32_v: {
1463     llvm::Type *FloatTy =
1464       GetNeonType(this, NeonTypeFlags(NeonTypeFlags::Float32, false, quad));
1465     Ops[0] = Builder.CreateBitCast(Ops[0], FloatTy);
1466     return usgn ? Builder.CreateFPToUI(Ops[0], Ty, "vcvt")
1467                 : Builder.CreateFPToSI(Ops[0], Ty, "vcvt");
1468   }
1469   case ARM::BI__builtin_neon_vcvt_n_f32_v:
1470   case ARM::BI__builtin_neon_vcvtq_n_f32_v: {
1471     llvm::Type *FloatTy =
1472       GetNeonType(this, NeonTypeFlags(NeonTypeFlags::Float32, false, quad));
1473     llvm::Type *Tys[2] = { FloatTy, Ty };
1474     Int = usgn ? Intrinsic::arm_neon_vcvtfxu2fp
1475                : Intrinsic::arm_neon_vcvtfxs2fp;
1476     Function *F = CGM.getIntrinsic(Int, Tys);
1477     return EmitNeonCall(F, Ops, "vcvt_n");
1478   }
1479   case ARM::BI__builtin_neon_vcvt_n_s32_v:
1480   case ARM::BI__builtin_neon_vcvt_n_u32_v:
1481   case ARM::BI__builtin_neon_vcvtq_n_s32_v:
1482   case ARM::BI__builtin_neon_vcvtq_n_u32_v: {
1483     llvm::Type *FloatTy =
1484       GetNeonType(this, NeonTypeFlags(NeonTypeFlags::Float32, false, quad));
1485     llvm::Type *Tys[2] = { Ty, FloatTy };
1486     Int = usgn ? Intrinsic::arm_neon_vcvtfp2fxu
1487                : Intrinsic::arm_neon_vcvtfp2fxs;
1488     Function *F = CGM.getIntrinsic(Int, Tys);
1489     return EmitNeonCall(F, Ops, "vcvt_n");
1490   }
1491   case ARM::BI__builtin_neon_vext_v:
1492   case ARM::BI__builtin_neon_vextq_v: {
1493     int CV = cast<ConstantInt>(Ops[2])->getSExtValue();
1494     SmallVector<Constant*, 16> Indices;
1495     for (unsigned i = 0, e = VTy->getNumElements(); i != e; ++i)
1496       Indices.push_back(ConstantInt::get(Int32Ty, i+CV));
1497 
1498     Ops[0] = Builder.CreateBitCast(Ops[0], Ty);
1499     Ops[1] = Builder.CreateBitCast(Ops[1], Ty);
1500     Value *SV = llvm::ConstantVector::get(Indices);
1501     return Builder.CreateShuffleVector(Ops[0], Ops[1], SV, "vext");
1502   }
1503   case ARM::BI__builtin_neon_vhadd_v:
1504   case ARM::BI__builtin_neon_vhaddq_v:
1505     Int = usgn ? Intrinsic::arm_neon_vhaddu : Intrinsic::arm_neon_vhadds;
1506     return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vhadd");
1507   case ARM::BI__builtin_neon_vhsub_v:
1508   case ARM::BI__builtin_neon_vhsubq_v:
1509     Int = usgn ? Intrinsic::arm_neon_vhsubu : Intrinsic::arm_neon_vhsubs;
1510     return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vhsub");
1511   case ARM::BI__builtin_neon_vld1_v:
1512   case ARM::BI__builtin_neon_vld1q_v:
1513     Ops.push_back(GetPointeeAlignment(*this, E->getArg(0)));
1514     return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_vld1, Ty),
1515                         Ops, "vld1");
1516   case ARM::BI__builtin_neon_vld1_lane_v:
1517   case ARM::BI__builtin_neon_vld1q_lane_v: {
1518     Ops[1] = Builder.CreateBitCast(Ops[1], Ty);
1519     Ty = llvm::PointerType::getUnqual(VTy->getElementType());
1520     Ops[0] = Builder.CreateBitCast(Ops[0], Ty);
1521     LoadInst *Ld = Builder.CreateLoad(Ops[0]);
1522     Value *Align = GetPointeeAlignment(*this, E->getArg(0));
1523     Ld->setAlignment(cast<ConstantInt>(Align)->getZExtValue());
1524     return Builder.CreateInsertElement(Ops[1], Ld, Ops[2], "vld1_lane");
1525   }
1526   case ARM::BI__builtin_neon_vld1_dup_v:
1527   case ARM::BI__builtin_neon_vld1q_dup_v: {
1528     Value *V = UndefValue::get(Ty);
1529     Ty = llvm::PointerType::getUnqual(VTy->getElementType());
1530     Ops[0] = Builder.CreateBitCast(Ops[0], Ty);
1531     LoadInst *Ld = Builder.CreateLoad(Ops[0]);
1532     Value *Align = GetPointeeAlignment(*this, E->getArg(0));
1533     Ld->setAlignment(cast<ConstantInt>(Align)->getZExtValue());
1534     llvm::Constant *CI = ConstantInt::get(Int32Ty, 0);
1535     Ops[0] = Builder.CreateInsertElement(V, Ld, CI);
1536     return EmitNeonSplat(Ops[0], CI);
1537   }
1538   case ARM::BI__builtin_neon_vld2_v:
1539   case ARM::BI__builtin_neon_vld2q_v: {
1540     Function *F = CGM.getIntrinsic(Intrinsic::arm_neon_vld2, Ty);
1541     Value *Align = GetPointeeAlignment(*this, E->getArg(1));
1542     Ops[1] = Builder.CreateCall2(F, Ops[1], Align, "vld2");
1543     Ty = llvm::PointerType::getUnqual(Ops[1]->getType());
1544     Ops[0] = Builder.CreateBitCast(Ops[0], Ty);
1545     return Builder.CreateStore(Ops[1], Ops[0]);
1546   }
1547   case ARM::BI__builtin_neon_vld3_v:
1548   case ARM::BI__builtin_neon_vld3q_v: {
1549     Function *F = CGM.getIntrinsic(Intrinsic::arm_neon_vld3, Ty);
1550     Value *Align = GetPointeeAlignment(*this, E->getArg(1));
1551     Ops[1] = Builder.CreateCall2(F, Ops[1], Align, "vld3");
1552     Ty = llvm::PointerType::getUnqual(Ops[1]->getType());
1553     Ops[0] = Builder.CreateBitCast(Ops[0], Ty);
1554     return Builder.CreateStore(Ops[1], Ops[0]);
1555   }
1556   case ARM::BI__builtin_neon_vld4_v:
1557   case ARM::BI__builtin_neon_vld4q_v: {
1558     Function *F = CGM.getIntrinsic(Intrinsic::arm_neon_vld4, Ty);
1559     Value *Align = GetPointeeAlignment(*this, E->getArg(1));
1560     Ops[1] = Builder.CreateCall2(F, Ops[1], Align, "vld4");
1561     Ty = llvm::PointerType::getUnqual(Ops[1]->getType());
1562     Ops[0] = Builder.CreateBitCast(Ops[0], Ty);
1563     return Builder.CreateStore(Ops[1], Ops[0]);
1564   }
1565   case ARM::BI__builtin_neon_vld2_lane_v:
1566   case ARM::BI__builtin_neon_vld2q_lane_v: {
1567     Function *F = CGM.getIntrinsic(Intrinsic::arm_neon_vld2lane, Ty);
1568     Ops[2] = Builder.CreateBitCast(Ops[2], Ty);
1569     Ops[3] = Builder.CreateBitCast(Ops[3], Ty);
1570     Ops.push_back(GetPointeeAlignment(*this, E->getArg(1)));
1571     Ops[1] = Builder.CreateCall(F, makeArrayRef(Ops).slice(1), "vld2_lane");
1572     Ty = llvm::PointerType::getUnqual(Ops[1]->getType());
1573     Ops[0] = Builder.CreateBitCast(Ops[0], Ty);
1574     return Builder.CreateStore(Ops[1], Ops[0]);
1575   }
1576   case ARM::BI__builtin_neon_vld3_lane_v:
1577   case ARM::BI__builtin_neon_vld3q_lane_v: {
1578     Function *F = CGM.getIntrinsic(Intrinsic::arm_neon_vld3lane, Ty);
1579     Ops[2] = Builder.CreateBitCast(Ops[2], Ty);
1580     Ops[3] = Builder.CreateBitCast(Ops[3], Ty);
1581     Ops[4] = Builder.CreateBitCast(Ops[4], Ty);
1582     Ops.push_back(GetPointeeAlignment(*this, E->getArg(1)));
1583     Ops[1] = Builder.CreateCall(F, makeArrayRef(Ops).slice(1), "vld3_lane");
1584     Ty = llvm::PointerType::getUnqual(Ops[1]->getType());
1585     Ops[0] = Builder.CreateBitCast(Ops[0], Ty);
1586     return Builder.CreateStore(Ops[1], Ops[0]);
1587   }
1588   case ARM::BI__builtin_neon_vld4_lane_v:
1589   case ARM::BI__builtin_neon_vld4q_lane_v: {
1590     Function *F = CGM.getIntrinsic(Intrinsic::arm_neon_vld4lane, Ty);
1591     Ops[2] = Builder.CreateBitCast(Ops[2], Ty);
1592     Ops[3] = Builder.CreateBitCast(Ops[3], Ty);
1593     Ops[4] = Builder.CreateBitCast(Ops[4], Ty);
1594     Ops[5] = Builder.CreateBitCast(Ops[5], Ty);
1595     Ops.push_back(GetPointeeAlignment(*this, E->getArg(1)));
1596     Ops[1] = Builder.CreateCall(F, makeArrayRef(Ops).slice(1), "vld3_lane");
1597     Ty = llvm::PointerType::getUnqual(Ops[1]->getType());
1598     Ops[0] = Builder.CreateBitCast(Ops[0], Ty);
1599     return Builder.CreateStore(Ops[1], Ops[0]);
1600   }
1601   case ARM::BI__builtin_neon_vld2_dup_v:
1602   case ARM::BI__builtin_neon_vld3_dup_v:
1603   case ARM::BI__builtin_neon_vld4_dup_v: {
1604     // Handle 64-bit elements as a special-case.  There is no "dup" needed.
1605     if (VTy->getElementType()->getPrimitiveSizeInBits() == 64) {
1606       switch (BuiltinID) {
1607       case ARM::BI__builtin_neon_vld2_dup_v:
1608         Int = Intrinsic::arm_neon_vld2;
1609         break;
1610       case ARM::BI__builtin_neon_vld3_dup_v:
1611         Int = Intrinsic::arm_neon_vld2;
1612         break;
1613       case ARM::BI__builtin_neon_vld4_dup_v:
1614         Int = Intrinsic::arm_neon_vld2;
1615         break;
1616       default: llvm_unreachable("unknown vld_dup intrinsic?");
1617       }
1618       Function *F = CGM.getIntrinsic(Int, Ty);
1619       Value *Align = GetPointeeAlignment(*this, E->getArg(1));
1620       Ops[1] = Builder.CreateCall2(F, Ops[1], Align, "vld_dup");
1621       Ty = llvm::PointerType::getUnqual(Ops[1]->getType());
1622       Ops[0] = Builder.CreateBitCast(Ops[0], Ty);
1623       return Builder.CreateStore(Ops[1], Ops[0]);
1624     }
1625     switch (BuiltinID) {
1626     case ARM::BI__builtin_neon_vld2_dup_v:
1627       Int = Intrinsic::arm_neon_vld2lane;
1628       break;
1629     case ARM::BI__builtin_neon_vld3_dup_v:
1630       Int = Intrinsic::arm_neon_vld2lane;
1631       break;
1632     case ARM::BI__builtin_neon_vld4_dup_v:
1633       Int = Intrinsic::arm_neon_vld2lane;
1634       break;
1635     default: llvm_unreachable("unknown vld_dup intrinsic?");
1636     }
1637     Function *F = CGM.getIntrinsic(Int, Ty);
1638     llvm::StructType *STy = cast<llvm::StructType>(F->getReturnType());
1639 
1640     SmallVector<Value*, 6> Args;
1641     Args.push_back(Ops[1]);
1642     Args.append(STy->getNumElements(), UndefValue::get(Ty));
1643 
1644     llvm::Constant *CI = ConstantInt::get(Int32Ty, 0);
1645     Args.push_back(CI);
1646     Args.push_back(GetPointeeAlignment(*this, E->getArg(1)));
1647 
1648     Ops[1] = Builder.CreateCall(F, Args, "vld_dup");
1649     // splat lane 0 to all elts in each vector of the result.
1650     for (unsigned i = 0, e = STy->getNumElements(); i != e; ++i) {
1651       Value *Val = Builder.CreateExtractValue(Ops[1], i);
1652       Value *Elt = Builder.CreateBitCast(Val, Ty);
1653       Elt = EmitNeonSplat(Elt, CI);
1654       Elt = Builder.CreateBitCast(Elt, Val->getType());
1655       Ops[1] = Builder.CreateInsertValue(Ops[1], Elt, i);
1656     }
1657     Ty = llvm::PointerType::getUnqual(Ops[1]->getType());
1658     Ops[0] = Builder.CreateBitCast(Ops[0], Ty);
1659     return Builder.CreateStore(Ops[1], Ops[0]);
1660   }
1661   case ARM::BI__builtin_neon_vmax_v:
1662   case ARM::BI__builtin_neon_vmaxq_v:
1663     Int = usgn ? Intrinsic::arm_neon_vmaxu : Intrinsic::arm_neon_vmaxs;
1664     return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vmax");
1665   case ARM::BI__builtin_neon_vmin_v:
1666   case ARM::BI__builtin_neon_vminq_v:
1667     Int = usgn ? Intrinsic::arm_neon_vminu : Intrinsic::arm_neon_vmins;
1668     return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vmin");
1669   case ARM::BI__builtin_neon_vmovl_v: {
1670     llvm::Type *DTy =llvm::VectorType::getTruncatedElementVectorType(VTy);
1671     Ops[0] = Builder.CreateBitCast(Ops[0], DTy);
1672     if (usgn)
1673       return Builder.CreateZExt(Ops[0], Ty, "vmovl");
1674     return Builder.CreateSExt(Ops[0], Ty, "vmovl");
1675   }
1676   case ARM::BI__builtin_neon_vmovn_v: {
1677     llvm::Type *QTy = llvm::VectorType::getExtendedElementVectorType(VTy);
1678     Ops[0] = Builder.CreateBitCast(Ops[0], QTy);
1679     return Builder.CreateTrunc(Ops[0], Ty, "vmovn");
1680   }
1681   case ARM::BI__builtin_neon_vmul_v:
1682   case ARM::BI__builtin_neon_vmulq_v:
1683     assert(Type.isPoly() && "vmul builtin only supported for polynomial types");
1684     return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_vmulp, Ty),
1685                         Ops, "vmul");
1686   case ARM::BI__builtin_neon_vmull_v:
1687     Int = usgn ? Intrinsic::arm_neon_vmullu : Intrinsic::arm_neon_vmulls;
1688     Int = Type.isPoly() ? (unsigned)Intrinsic::arm_neon_vmullp : Int;
1689     return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vmull");
1690   case ARM::BI__builtin_neon_vpadal_v:
1691   case ARM::BI__builtin_neon_vpadalq_v: {
1692     Int = usgn ? Intrinsic::arm_neon_vpadalu : Intrinsic::arm_neon_vpadals;
1693     // The source operand type has twice as many elements of half the size.
1694     unsigned EltBits = VTy->getElementType()->getPrimitiveSizeInBits();
1695     llvm::Type *EltTy =
1696       llvm::IntegerType::get(getLLVMContext(), EltBits / 2);
1697     llvm::Type *NarrowTy =
1698       llvm::VectorType::get(EltTy, VTy->getNumElements() * 2);
1699     llvm::Type *Tys[2] = { Ty, NarrowTy };
1700     return EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vpadal");
1701   }
1702   case ARM::BI__builtin_neon_vpadd_v:
1703     return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_vpadd, Ty),
1704                         Ops, "vpadd");
1705   case ARM::BI__builtin_neon_vpaddl_v:
1706   case ARM::BI__builtin_neon_vpaddlq_v: {
1707     Int = usgn ? Intrinsic::arm_neon_vpaddlu : Intrinsic::arm_neon_vpaddls;
1708     // The source operand type has twice as many elements of half the size.
1709     unsigned EltBits = VTy->getElementType()->getPrimitiveSizeInBits();
1710     llvm::Type *EltTy = llvm::IntegerType::get(getLLVMContext(), EltBits / 2);
1711     llvm::Type *NarrowTy =
1712       llvm::VectorType::get(EltTy, VTy->getNumElements() * 2);
1713     llvm::Type *Tys[2] = { Ty, NarrowTy };
1714     return EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vpaddl");
1715   }
1716   case ARM::BI__builtin_neon_vpmax_v:
1717     Int = usgn ? Intrinsic::arm_neon_vpmaxu : Intrinsic::arm_neon_vpmaxs;
1718     return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vpmax");
1719   case ARM::BI__builtin_neon_vpmin_v:
1720     Int = usgn ? Intrinsic::arm_neon_vpminu : Intrinsic::arm_neon_vpmins;
1721     return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vpmin");
1722   case ARM::BI__builtin_neon_vqabs_v:
1723   case ARM::BI__builtin_neon_vqabsq_v:
1724     return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_vqabs, Ty),
1725                         Ops, "vqabs");
1726   case ARM::BI__builtin_neon_vqadd_v:
1727   case ARM::BI__builtin_neon_vqaddq_v:
1728     Int = usgn ? Intrinsic::arm_neon_vqaddu : Intrinsic::arm_neon_vqadds;
1729     return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vqadd");
1730   case ARM::BI__builtin_neon_vqdmlal_v:
1731     return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_vqdmlal, Ty),
1732                         Ops, "vqdmlal");
1733   case ARM::BI__builtin_neon_vqdmlsl_v:
1734     return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_vqdmlsl, Ty),
1735                         Ops, "vqdmlsl");
1736   case ARM::BI__builtin_neon_vqdmulh_v:
1737   case ARM::BI__builtin_neon_vqdmulhq_v:
1738     return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_vqdmulh, Ty),
1739                         Ops, "vqdmulh");
1740   case ARM::BI__builtin_neon_vqdmull_v:
1741     return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_vqdmull, Ty),
1742                         Ops, "vqdmull");
1743   case ARM::BI__builtin_neon_vqmovn_v:
1744     Int = usgn ? Intrinsic::arm_neon_vqmovnu : Intrinsic::arm_neon_vqmovns;
1745     return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vqmovn");
1746   case ARM::BI__builtin_neon_vqmovun_v:
1747     return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_vqmovnsu, Ty),
1748                         Ops, "vqdmull");
1749   case ARM::BI__builtin_neon_vqneg_v:
1750   case ARM::BI__builtin_neon_vqnegq_v:
1751     return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_vqneg, Ty),
1752                         Ops, "vqneg");
1753   case ARM::BI__builtin_neon_vqrdmulh_v:
1754   case ARM::BI__builtin_neon_vqrdmulhq_v:
1755     return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_vqrdmulh, Ty),
1756                         Ops, "vqrdmulh");
1757   case ARM::BI__builtin_neon_vqrshl_v:
1758   case ARM::BI__builtin_neon_vqrshlq_v:
1759     Int = usgn ? Intrinsic::arm_neon_vqrshiftu : Intrinsic::arm_neon_vqrshifts;
1760     return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vqrshl");
1761   case ARM::BI__builtin_neon_vqrshrn_n_v:
1762     Int = usgn ? Intrinsic::arm_neon_vqrshiftnu : Intrinsic::arm_neon_vqrshiftns;
1763     return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vqrshrn_n",
1764                         1, true);
1765   case ARM::BI__builtin_neon_vqrshrun_n_v:
1766     return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_vqrshiftnsu, Ty),
1767                         Ops, "vqrshrun_n", 1, true);
1768   case ARM::BI__builtin_neon_vqshl_v:
1769   case ARM::BI__builtin_neon_vqshlq_v:
1770     Int = usgn ? Intrinsic::arm_neon_vqshiftu : Intrinsic::arm_neon_vqshifts;
1771     return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vqshl");
1772   case ARM::BI__builtin_neon_vqshl_n_v:
1773   case ARM::BI__builtin_neon_vqshlq_n_v:
1774     Int = usgn ? Intrinsic::arm_neon_vqshiftu : Intrinsic::arm_neon_vqshifts;
1775     return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vqshl_n",
1776                         1, false);
1777   case ARM::BI__builtin_neon_vqshlu_n_v:
1778   case ARM::BI__builtin_neon_vqshluq_n_v:
1779     return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_vqshiftsu, Ty),
1780                         Ops, "vqshlu", 1, false);
1781   case ARM::BI__builtin_neon_vqshrn_n_v:
1782     Int = usgn ? Intrinsic::arm_neon_vqshiftnu : Intrinsic::arm_neon_vqshiftns;
1783     return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vqshrn_n",
1784                         1, true);
1785   case ARM::BI__builtin_neon_vqshrun_n_v:
1786     return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_vqshiftnsu, Ty),
1787                         Ops, "vqshrun_n", 1, true);
1788   case ARM::BI__builtin_neon_vqsub_v:
1789   case ARM::BI__builtin_neon_vqsubq_v:
1790     Int = usgn ? Intrinsic::arm_neon_vqsubu : Intrinsic::arm_neon_vqsubs;
1791     return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vqsub");
1792   case ARM::BI__builtin_neon_vraddhn_v:
1793     return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_vraddhn, Ty),
1794                         Ops, "vraddhn");
1795   case ARM::BI__builtin_neon_vrecpe_v:
1796   case ARM::BI__builtin_neon_vrecpeq_v:
1797     return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_vrecpe, Ty),
1798                         Ops, "vrecpe");
1799   case ARM::BI__builtin_neon_vrecps_v:
1800   case ARM::BI__builtin_neon_vrecpsq_v:
1801     return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_vrecps, Ty),
1802                         Ops, "vrecps");
1803   case ARM::BI__builtin_neon_vrhadd_v:
1804   case ARM::BI__builtin_neon_vrhaddq_v:
1805     Int = usgn ? Intrinsic::arm_neon_vrhaddu : Intrinsic::arm_neon_vrhadds;
1806     return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vrhadd");
1807   case ARM::BI__builtin_neon_vrshl_v:
1808   case ARM::BI__builtin_neon_vrshlq_v:
1809     Int = usgn ? Intrinsic::arm_neon_vrshiftu : Intrinsic::arm_neon_vrshifts;
1810     return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vrshl");
1811   case ARM::BI__builtin_neon_vrshrn_n_v:
1812     return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_vrshiftn, Ty),
1813                         Ops, "vrshrn_n", 1, true);
1814   case ARM::BI__builtin_neon_vrshr_n_v:
1815   case ARM::BI__builtin_neon_vrshrq_n_v:
1816     Int = usgn ? Intrinsic::arm_neon_vrshiftu : Intrinsic::arm_neon_vrshifts;
1817     return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vrshr_n", 1, true);
1818   case ARM::BI__builtin_neon_vrsqrte_v:
1819   case ARM::BI__builtin_neon_vrsqrteq_v:
1820     return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_vrsqrte, Ty),
1821                         Ops, "vrsqrte");
1822   case ARM::BI__builtin_neon_vrsqrts_v:
1823   case ARM::BI__builtin_neon_vrsqrtsq_v:
1824     return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_vrsqrts, Ty),
1825                         Ops, "vrsqrts");
1826   case ARM::BI__builtin_neon_vrsra_n_v:
1827   case ARM::BI__builtin_neon_vrsraq_n_v:
1828     Ops[0] = Builder.CreateBitCast(Ops[0], Ty);
1829     Ops[1] = Builder.CreateBitCast(Ops[1], Ty);
1830     Ops[2] = EmitNeonShiftVector(Ops[2], Ty, true);
1831     Int = usgn ? Intrinsic::arm_neon_vrshiftu : Intrinsic::arm_neon_vrshifts;
1832     Ops[1] = Builder.CreateCall2(CGM.getIntrinsic(Int, Ty), Ops[1], Ops[2]);
1833     return Builder.CreateAdd(Ops[0], Ops[1], "vrsra_n");
1834   case ARM::BI__builtin_neon_vrsubhn_v:
1835     return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_vrsubhn, Ty),
1836                         Ops, "vrsubhn");
1837   case ARM::BI__builtin_neon_vshl_v:
1838   case ARM::BI__builtin_neon_vshlq_v:
1839     Int = usgn ? Intrinsic::arm_neon_vshiftu : Intrinsic::arm_neon_vshifts;
1840     return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vshl");
1841   case ARM::BI__builtin_neon_vshll_n_v:
1842     Int = usgn ? Intrinsic::arm_neon_vshiftlu : Intrinsic::arm_neon_vshiftls;
1843     return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vshll", 1);
1844   case ARM::BI__builtin_neon_vshl_n_v:
1845   case ARM::BI__builtin_neon_vshlq_n_v:
1846     Ops[1] = EmitNeonShiftVector(Ops[1], Ty, false);
1847     return Builder.CreateShl(Builder.CreateBitCast(Ops[0],Ty), Ops[1], "vshl_n");
1848   case ARM::BI__builtin_neon_vshrn_n_v:
1849     return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_vshiftn, Ty),
1850                         Ops, "vshrn_n", 1, true);
1851   case ARM::BI__builtin_neon_vshr_n_v:
1852   case ARM::BI__builtin_neon_vshrq_n_v:
1853     Ops[0] = Builder.CreateBitCast(Ops[0], Ty);
1854     Ops[1] = EmitNeonShiftVector(Ops[1], Ty, false);
1855     if (usgn)
1856       return Builder.CreateLShr(Ops[0], Ops[1], "vshr_n");
1857     else
1858       return Builder.CreateAShr(Ops[0], Ops[1], "vshr_n");
1859   case ARM::BI__builtin_neon_vsri_n_v:
1860   case ARM::BI__builtin_neon_vsriq_n_v:
1861     rightShift = true;
1862   case ARM::BI__builtin_neon_vsli_n_v:
1863   case ARM::BI__builtin_neon_vsliq_n_v:
1864     Ops[2] = EmitNeonShiftVector(Ops[2], Ty, rightShift);
1865     return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_vshiftins, Ty),
1866                         Ops, "vsli_n");
1867   case ARM::BI__builtin_neon_vsra_n_v:
1868   case ARM::BI__builtin_neon_vsraq_n_v:
1869     Ops[0] = Builder.CreateBitCast(Ops[0], Ty);
1870     Ops[1] = Builder.CreateBitCast(Ops[1], Ty);
1871     Ops[2] = EmitNeonShiftVector(Ops[2], Ty, false);
1872     if (usgn)
1873       Ops[1] = Builder.CreateLShr(Ops[1], Ops[2], "vsra_n");
1874     else
1875       Ops[1] = Builder.CreateAShr(Ops[1], Ops[2], "vsra_n");
1876     return Builder.CreateAdd(Ops[0], Ops[1]);
1877   case ARM::BI__builtin_neon_vst1_v:
1878   case ARM::BI__builtin_neon_vst1q_v:
1879     Ops.push_back(GetPointeeAlignment(*this, E->getArg(0)));
1880     return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_vst1, Ty),
1881                         Ops, "");
1882   case ARM::BI__builtin_neon_vst1_lane_v:
1883   case ARM::BI__builtin_neon_vst1q_lane_v: {
1884     Ops[1] = Builder.CreateBitCast(Ops[1], Ty);
1885     Ops[1] = Builder.CreateExtractElement(Ops[1], Ops[2]);
1886     Ty = llvm::PointerType::getUnqual(Ops[1]->getType());
1887     StoreInst *St = Builder.CreateStore(Ops[1],
1888                                         Builder.CreateBitCast(Ops[0], Ty));
1889     Value *Align = GetPointeeAlignment(*this, E->getArg(0));
1890     St->setAlignment(cast<ConstantInt>(Align)->getZExtValue());
1891     return St;
1892   }
1893   case ARM::BI__builtin_neon_vst2_v:
1894   case ARM::BI__builtin_neon_vst2q_v:
1895     Ops.push_back(GetPointeeAlignment(*this, E->getArg(0)));
1896     return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_vst2, Ty),
1897                         Ops, "");
1898   case ARM::BI__builtin_neon_vst2_lane_v:
1899   case ARM::BI__builtin_neon_vst2q_lane_v:
1900     Ops.push_back(GetPointeeAlignment(*this, E->getArg(0)));
1901     return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_vst2lane, Ty),
1902                         Ops, "");
1903   case ARM::BI__builtin_neon_vst3_v:
1904   case ARM::BI__builtin_neon_vst3q_v:
1905     Ops.push_back(GetPointeeAlignment(*this, E->getArg(0)));
1906     return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_vst3, Ty),
1907                         Ops, "");
1908   case ARM::BI__builtin_neon_vst3_lane_v:
1909   case ARM::BI__builtin_neon_vst3q_lane_v:
1910     Ops.push_back(GetPointeeAlignment(*this, E->getArg(0)));
1911     return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_vst3lane, Ty),
1912                         Ops, "");
1913   case ARM::BI__builtin_neon_vst4_v:
1914   case ARM::BI__builtin_neon_vst4q_v:
1915     Ops.push_back(GetPointeeAlignment(*this, E->getArg(0)));
1916     return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_vst4, Ty),
1917                         Ops, "");
1918   case ARM::BI__builtin_neon_vst4_lane_v:
1919   case ARM::BI__builtin_neon_vst4q_lane_v:
1920     Ops.push_back(GetPointeeAlignment(*this, E->getArg(0)));
1921     return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_vst4lane, Ty),
1922                         Ops, "");
1923   case ARM::BI__builtin_neon_vsubhn_v:
1924     return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_vsubhn, Ty),
1925                         Ops, "vsubhn");
1926   case ARM::BI__builtin_neon_vtbl1_v:
1927     return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_vtbl1),
1928                         Ops, "vtbl1");
1929   case ARM::BI__builtin_neon_vtbl2_v:
1930     return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_vtbl2),
1931                         Ops, "vtbl2");
1932   case ARM::BI__builtin_neon_vtbl3_v:
1933     return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_vtbl3),
1934                         Ops, "vtbl3");
1935   case ARM::BI__builtin_neon_vtbl4_v:
1936     return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_vtbl4),
1937                         Ops, "vtbl4");
1938   case ARM::BI__builtin_neon_vtbx1_v:
1939     return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_vtbx1),
1940                         Ops, "vtbx1");
1941   case ARM::BI__builtin_neon_vtbx2_v:
1942     return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_vtbx2),
1943                         Ops, "vtbx2");
1944   case ARM::BI__builtin_neon_vtbx3_v:
1945     return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_vtbx3),
1946                         Ops, "vtbx3");
1947   case ARM::BI__builtin_neon_vtbx4_v:
1948     return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_vtbx4),
1949                         Ops, "vtbx4");
1950   case ARM::BI__builtin_neon_vtst_v:
1951   case ARM::BI__builtin_neon_vtstq_v: {
1952     Ops[0] = Builder.CreateBitCast(Ops[0], Ty);
1953     Ops[1] = Builder.CreateBitCast(Ops[1], Ty);
1954     Ops[0] = Builder.CreateAnd(Ops[0], Ops[1]);
1955     Ops[0] = Builder.CreateICmp(ICmpInst::ICMP_NE, Ops[0],
1956                                 ConstantAggregateZero::get(Ty));
1957     return Builder.CreateSExt(Ops[0], Ty, "vtst");
1958   }
1959   case ARM::BI__builtin_neon_vtrn_v:
1960   case ARM::BI__builtin_neon_vtrnq_v: {
1961     Ops[0] = Builder.CreateBitCast(Ops[0], llvm::PointerType::getUnqual(Ty));
1962     Ops[1] = Builder.CreateBitCast(Ops[1], Ty);
1963     Ops[2] = Builder.CreateBitCast(Ops[2], Ty);
1964     Value *SV = 0;
1965 
1966     for (unsigned vi = 0; vi != 2; ++vi) {
1967       SmallVector<Constant*, 16> Indices;
1968       for (unsigned i = 0, e = VTy->getNumElements(); i != e; i += 2) {
1969         Indices.push_back(Builder.getInt32(i+vi));
1970         Indices.push_back(Builder.getInt32(i+e+vi));
1971       }
1972       Value *Addr = Builder.CreateConstInBoundsGEP1_32(Ops[0], vi);
1973       SV = llvm::ConstantVector::get(Indices);
1974       SV = Builder.CreateShuffleVector(Ops[1], Ops[2], SV, "vtrn");
1975       SV = Builder.CreateStore(SV, Addr);
1976     }
1977     return SV;
1978   }
1979   case ARM::BI__builtin_neon_vuzp_v:
1980   case ARM::BI__builtin_neon_vuzpq_v: {
1981     Ops[0] = Builder.CreateBitCast(Ops[0], llvm::PointerType::getUnqual(Ty));
1982     Ops[1] = Builder.CreateBitCast(Ops[1], Ty);
1983     Ops[2] = Builder.CreateBitCast(Ops[2], Ty);
1984     Value *SV = 0;
1985 
1986     for (unsigned vi = 0; vi != 2; ++vi) {
1987       SmallVector<Constant*, 16> Indices;
1988       for (unsigned i = 0, e = VTy->getNumElements(); i != e; ++i)
1989         Indices.push_back(ConstantInt::get(Int32Ty, 2*i+vi));
1990 
1991       Value *Addr = Builder.CreateConstInBoundsGEP1_32(Ops[0], vi);
1992       SV = llvm::ConstantVector::get(Indices);
1993       SV = Builder.CreateShuffleVector(Ops[1], Ops[2], SV, "vuzp");
1994       SV = Builder.CreateStore(SV, Addr);
1995     }
1996     return SV;
1997   }
1998   case ARM::BI__builtin_neon_vzip_v:
1999   case ARM::BI__builtin_neon_vzipq_v: {
2000     Ops[0] = Builder.CreateBitCast(Ops[0], llvm::PointerType::getUnqual(Ty));
2001     Ops[1] = Builder.CreateBitCast(Ops[1], Ty);
2002     Ops[2] = Builder.CreateBitCast(Ops[2], Ty);
2003     Value *SV = 0;
2004 
2005     for (unsigned vi = 0; vi != 2; ++vi) {
2006       SmallVector<Constant*, 16> Indices;
2007       for (unsigned i = 0, e = VTy->getNumElements(); i != e; i += 2) {
2008         Indices.push_back(ConstantInt::get(Int32Ty, (i + vi*e) >> 1));
2009         Indices.push_back(ConstantInt::get(Int32Ty, ((i + vi*e) >> 1)+e));
2010       }
2011       Value *Addr = Builder.CreateConstInBoundsGEP1_32(Ops[0], vi);
2012       SV = llvm::ConstantVector::get(Indices);
2013       SV = Builder.CreateShuffleVector(Ops[1], Ops[2], SV, "vzip");
2014       SV = Builder.CreateStore(SV, Addr);
2015     }
2016     return SV;
2017   }
2018   }
2019 }
2020 
2021 llvm::Value *CodeGenFunction::
2022 BuildVector(ArrayRef<llvm::Value*> Ops) {
2023   assert((Ops.size() & (Ops.size() - 1)) == 0 &&
2024          "Not a power-of-two sized vector!");
2025   bool AllConstants = true;
2026   for (unsigned i = 0, e = Ops.size(); i != e && AllConstants; ++i)
2027     AllConstants &= isa<Constant>(Ops[i]);
2028 
2029   // If this is a constant vector, create a ConstantVector.
2030   if (AllConstants) {
2031     SmallVector<llvm::Constant*, 16> CstOps;
2032     for (unsigned i = 0, e = Ops.size(); i != e; ++i)
2033       CstOps.push_back(cast<Constant>(Ops[i]));
2034     return llvm::ConstantVector::get(CstOps);
2035   }
2036 
2037   // Otherwise, insertelement the values to build the vector.
2038   Value *Result =
2039     llvm::UndefValue::get(llvm::VectorType::get(Ops[0]->getType(), Ops.size()));
2040 
2041   for (unsigned i = 0, e = Ops.size(); i != e; ++i)
2042     Result = Builder.CreateInsertElement(Result, Ops[i], Builder.getInt32(i));
2043 
2044   return Result;
2045 }
2046 
2047 Value *CodeGenFunction::EmitX86BuiltinExpr(unsigned BuiltinID,
2048                                            const CallExpr *E) {
2049   SmallVector<Value*, 4> Ops;
2050 
2051   // Find out if any arguments are required to be integer constant expressions.
2052   unsigned ICEArguments = 0;
2053   ASTContext::GetBuiltinTypeError Error;
2054   getContext().GetBuiltinType(BuiltinID, Error, &ICEArguments);
2055   assert(Error == ASTContext::GE_None && "Should not codegen an error");
2056 
2057   for (unsigned i = 0, e = E->getNumArgs(); i != e; i++) {
2058     // If this is a normal argument, just emit it as a scalar.
2059     if ((ICEArguments & (1 << i)) == 0) {
2060       Ops.push_back(EmitScalarExpr(E->getArg(i)));
2061       continue;
2062     }
2063 
2064     // If this is required to be a constant, constant fold it so that we know
2065     // that the generated intrinsic gets a ConstantInt.
2066     llvm::APSInt Result;
2067     bool IsConst = E->getArg(i)->isIntegerConstantExpr(Result, getContext());
2068     assert(IsConst && "Constant arg isn't actually constant?"); (void)IsConst;
2069     Ops.push_back(llvm::ConstantInt::get(getLLVMContext(), Result));
2070   }
2071 
2072   switch (BuiltinID) {
2073   default: return 0;
2074   case X86::BI__builtin_ia32_vec_init_v8qi:
2075   case X86::BI__builtin_ia32_vec_init_v4hi:
2076   case X86::BI__builtin_ia32_vec_init_v2si:
2077     return Builder.CreateBitCast(BuildVector(Ops),
2078                                  llvm::Type::getX86_MMXTy(getLLVMContext()));
2079   case X86::BI__builtin_ia32_vec_ext_v2si:
2080     return Builder.CreateExtractElement(Ops[0],
2081                                   llvm::ConstantInt::get(Ops[1]->getType(), 0));
2082   case X86::BI__builtin_ia32_ldmxcsr: {
2083     llvm::Type *PtrTy = Int8PtrTy;
2084     Value *One = llvm::ConstantInt::get(Int32Ty, 1);
2085     Value *Tmp = Builder.CreateAlloca(Int32Ty, One);
2086     Builder.CreateStore(Ops[0], Tmp);
2087     return Builder.CreateCall(CGM.getIntrinsic(Intrinsic::x86_sse_ldmxcsr),
2088                               Builder.CreateBitCast(Tmp, PtrTy));
2089   }
2090   case X86::BI__builtin_ia32_stmxcsr: {
2091     llvm::Type *PtrTy = Int8PtrTy;
2092     Value *One = llvm::ConstantInt::get(Int32Ty, 1);
2093     Value *Tmp = Builder.CreateAlloca(Int32Ty, One);
2094     Builder.CreateCall(CGM.getIntrinsic(Intrinsic::x86_sse_stmxcsr),
2095                        Builder.CreateBitCast(Tmp, PtrTy));
2096     return Builder.CreateLoad(Tmp, "stmxcsr");
2097   }
2098   case X86::BI__builtin_ia32_storehps:
2099   case X86::BI__builtin_ia32_storelps: {
2100     llvm::Type *PtrTy = llvm::PointerType::getUnqual(Int64Ty);
2101     llvm::Type *VecTy = llvm::VectorType::get(Int64Ty, 2);
2102 
2103     // cast val v2i64
2104     Ops[1] = Builder.CreateBitCast(Ops[1], VecTy, "cast");
2105 
2106     // extract (0, 1)
2107     unsigned Index = BuiltinID == X86::BI__builtin_ia32_storelps ? 0 : 1;
2108     llvm::Value *Idx = llvm::ConstantInt::get(Int32Ty, Index);
2109     Ops[1] = Builder.CreateExtractElement(Ops[1], Idx, "extract");
2110 
2111     // cast pointer to i64 & store
2112     Ops[0] = Builder.CreateBitCast(Ops[0], PtrTy);
2113     return Builder.CreateStore(Ops[1], Ops[0]);
2114   }
2115   case X86::BI__builtin_ia32_palignr: {
2116     unsigned shiftVal = cast<llvm::ConstantInt>(Ops[2])->getZExtValue();
2117 
2118     // If palignr is shifting the pair of input vectors less than 9 bytes,
2119     // emit a shuffle instruction.
2120     if (shiftVal <= 8) {
2121       SmallVector<llvm::Constant*, 8> Indices;
2122       for (unsigned i = 0; i != 8; ++i)
2123         Indices.push_back(llvm::ConstantInt::get(Int32Ty, shiftVal + i));
2124 
2125       Value* SV = llvm::ConstantVector::get(Indices);
2126       return Builder.CreateShuffleVector(Ops[1], Ops[0], SV, "palignr");
2127     }
2128 
2129     // If palignr is shifting the pair of input vectors more than 8 but less
2130     // than 16 bytes, emit a logical right shift of the destination.
2131     if (shiftVal < 16) {
2132       // MMX has these as 1 x i64 vectors for some odd optimization reasons.
2133       llvm::Type *VecTy = llvm::VectorType::get(Int64Ty, 1);
2134 
2135       Ops[0] = Builder.CreateBitCast(Ops[0], VecTy, "cast");
2136       Ops[1] = llvm::ConstantInt::get(VecTy, (shiftVal-8) * 8);
2137 
2138       // create i32 constant
2139       llvm::Function *F = CGM.getIntrinsic(Intrinsic::x86_mmx_psrl_q);
2140       return Builder.CreateCall(F, makeArrayRef(&Ops[0], 2), "palignr");
2141     }
2142 
2143     // If palignr is shifting the pair of vectors more than 16 bytes, emit zero.
2144     return llvm::Constant::getNullValue(ConvertType(E->getType()));
2145   }
2146   case X86::BI__builtin_ia32_palignr128: {
2147     unsigned shiftVal = cast<llvm::ConstantInt>(Ops[2])->getZExtValue();
2148 
2149     // If palignr is shifting the pair of input vectors less than 17 bytes,
2150     // emit a shuffle instruction.
2151     if (shiftVal <= 16) {
2152       SmallVector<llvm::Constant*, 16> Indices;
2153       for (unsigned i = 0; i != 16; ++i)
2154         Indices.push_back(llvm::ConstantInt::get(Int32Ty, shiftVal + i));
2155 
2156       Value* SV = llvm::ConstantVector::get(Indices);
2157       return Builder.CreateShuffleVector(Ops[1], Ops[0], SV, "palignr");
2158     }
2159 
2160     // If palignr is shifting the pair of input vectors more than 16 but less
2161     // than 32 bytes, emit a logical right shift of the destination.
2162     if (shiftVal < 32) {
2163       llvm::Type *VecTy = llvm::VectorType::get(Int64Ty, 2);
2164 
2165       Ops[0] = Builder.CreateBitCast(Ops[0], VecTy, "cast");
2166       Ops[1] = llvm::ConstantInt::get(Int32Ty, (shiftVal-16) * 8);
2167 
2168       // create i32 constant
2169       llvm::Function *F = CGM.getIntrinsic(Intrinsic::x86_sse2_psrl_dq);
2170       return Builder.CreateCall(F, makeArrayRef(&Ops[0], 2), "palignr");
2171     }
2172 
2173     // If palignr is shifting the pair of vectors more than 32 bytes, emit zero.
2174     return llvm::Constant::getNullValue(ConvertType(E->getType()));
2175   }
2176   case X86::BI__builtin_ia32_palignr256: {
2177     unsigned shiftVal = cast<llvm::ConstantInt>(Ops[2])->getZExtValue();
2178 
2179     // If palignr is shifting the pair of input vectors less than 17 bytes,
2180     // emit a shuffle instruction.
2181     if (shiftVal <= 16) {
2182       SmallVector<llvm::Constant*, 32> Indices;
2183       // 256-bit palignr operates on 128-bit lanes so we need to handle that
2184       for (unsigned l = 0; l != 2; ++l) {
2185         unsigned LaneStart = l * 16;
2186         unsigned LaneEnd = (l+1) * 16;
2187         for (unsigned i = 0; i != 16; ++i) {
2188           unsigned Idx = shiftVal + i + LaneStart;
2189           if (Idx >= LaneEnd) Idx += 16; // end of lane, switch operand
2190           Indices.push_back(llvm::ConstantInt::get(Int32Ty, Idx));
2191         }
2192       }
2193 
2194       Value* SV = llvm::ConstantVector::get(Indices);
2195       return Builder.CreateShuffleVector(Ops[1], Ops[0], SV, "palignr");
2196     }
2197 
2198     // If palignr is shifting the pair of input vectors more than 16 but less
2199     // than 32 bytes, emit a logical right shift of the destination.
2200     if (shiftVal < 32) {
2201       llvm::Type *VecTy = llvm::VectorType::get(Int64Ty, 4);
2202 
2203       Ops[0] = Builder.CreateBitCast(Ops[0], VecTy, "cast");
2204       Ops[1] = llvm::ConstantInt::get(Int32Ty, (shiftVal-16) * 8);
2205 
2206       // create i32 constant
2207       llvm::Function *F = CGM.getIntrinsic(Intrinsic::x86_avx2_psrl_dq);
2208       return Builder.CreateCall(F, makeArrayRef(&Ops[0], 2), "palignr");
2209     }
2210 
2211     // If palignr is shifting the pair of vectors more than 32 bytes, emit zero.
2212     return llvm::Constant::getNullValue(ConvertType(E->getType()));
2213   }
2214   case X86::BI__builtin_ia32_movntps:
2215   case X86::BI__builtin_ia32_movntpd:
2216   case X86::BI__builtin_ia32_movntdq:
2217   case X86::BI__builtin_ia32_movnti: {
2218     llvm::MDNode *Node = llvm::MDNode::get(getLLVMContext(),
2219                                            Builder.getInt32(1));
2220 
2221     // Convert the type of the pointer to a pointer to the stored type.
2222     Value *BC = Builder.CreateBitCast(Ops[0],
2223                                 llvm::PointerType::getUnqual(Ops[1]->getType()),
2224                                       "cast");
2225     StoreInst *SI = Builder.CreateStore(Ops[1], BC);
2226     SI->setMetadata(CGM.getModule().getMDKindID("nontemporal"), Node);
2227     SI->setAlignment(16);
2228     return SI;
2229   }
2230   // 3DNow!
2231   case X86::BI__builtin_ia32_pswapdsf:
2232   case X86::BI__builtin_ia32_pswapdsi: {
2233     const char *name = 0;
2234     Intrinsic::ID ID = Intrinsic::not_intrinsic;
2235     switch(BuiltinID) {
2236     default: llvm_unreachable("Unsupported intrinsic!");
2237     case X86::BI__builtin_ia32_pswapdsf:
2238     case X86::BI__builtin_ia32_pswapdsi:
2239       name = "pswapd";
2240       ID = Intrinsic::x86_3dnowa_pswapd;
2241       break;
2242     }
2243     llvm::Type *MMXTy = llvm::Type::getX86_MMXTy(getLLVMContext());
2244     Ops[0] = Builder.CreateBitCast(Ops[0], MMXTy, "cast");
2245     llvm::Function *F = CGM.getIntrinsic(ID);
2246     return Builder.CreateCall(F, Ops, name);
2247   }
2248   }
2249 }
2250 
2251 
2252 Value *CodeGenFunction::EmitHexagonBuiltinExpr(unsigned BuiltinID,
2253                                              const CallExpr *E) {
2254   llvm::SmallVector<Value*, 4> Ops;
2255 
2256   for (unsigned i = 0, e = E->getNumArgs(); i != e; i++)
2257     Ops.push_back(EmitScalarExpr(E->getArg(i)));
2258 
2259   Intrinsic::ID ID = Intrinsic::not_intrinsic;
2260 
2261   switch (BuiltinID) {
2262   default: return 0;
2263 
2264   case Hexagon::BI__builtin_HEXAGON_C2_cmpeq:
2265     ID = Intrinsic::hexagon_C2_cmpeq; break;
2266 
2267   case Hexagon::BI__builtin_HEXAGON_C2_cmpgt:
2268     ID = Intrinsic::hexagon_C2_cmpgt; break;
2269 
2270   case Hexagon::BI__builtin_HEXAGON_C2_cmpgtu:
2271     ID = Intrinsic::hexagon_C2_cmpgtu; break;
2272 
2273   case Hexagon::BI__builtin_HEXAGON_C2_cmpeqp:
2274     ID = Intrinsic::hexagon_C2_cmpeqp; break;
2275 
2276   case Hexagon::BI__builtin_HEXAGON_C2_cmpgtp:
2277     ID = Intrinsic::hexagon_C2_cmpgtp; break;
2278 
2279   case Hexagon::BI__builtin_HEXAGON_C2_cmpgtup:
2280     ID = Intrinsic::hexagon_C2_cmpgtup; break;
2281 
2282   case Hexagon::BI__builtin_HEXAGON_C2_bitsset:
2283     ID = Intrinsic::hexagon_C2_bitsset; break;
2284 
2285   case Hexagon::BI__builtin_HEXAGON_C2_bitsclr:
2286     ID = Intrinsic::hexagon_C2_bitsclr; break;
2287 
2288   case Hexagon::BI__builtin_HEXAGON_C2_cmpeqi:
2289     ID = Intrinsic::hexagon_C2_cmpeqi; break;
2290 
2291   case Hexagon::BI__builtin_HEXAGON_C2_cmpgti:
2292     ID = Intrinsic::hexagon_C2_cmpgti; break;
2293 
2294   case Hexagon::BI__builtin_HEXAGON_C2_cmpgtui:
2295     ID = Intrinsic::hexagon_C2_cmpgtui; break;
2296 
2297   case Hexagon::BI__builtin_HEXAGON_C2_cmpgei:
2298     ID = Intrinsic::hexagon_C2_cmpgei; break;
2299 
2300   case Hexagon::BI__builtin_HEXAGON_C2_cmpgeui:
2301     ID = Intrinsic::hexagon_C2_cmpgeui; break;
2302 
2303   case Hexagon::BI__builtin_HEXAGON_C2_cmplt:
2304     ID = Intrinsic::hexagon_C2_cmplt; break;
2305 
2306   case Hexagon::BI__builtin_HEXAGON_C2_cmpltu:
2307     ID = Intrinsic::hexagon_C2_cmpltu; break;
2308 
2309   case Hexagon::BI__builtin_HEXAGON_C2_bitsclri:
2310     ID = Intrinsic::hexagon_C2_bitsclri; break;
2311 
2312   case Hexagon::BI__builtin_HEXAGON_C2_and:
2313     ID = Intrinsic::hexagon_C2_and; break;
2314 
2315   case Hexagon::BI__builtin_HEXAGON_C2_or:
2316     ID = Intrinsic::hexagon_C2_or; break;
2317 
2318   case Hexagon::BI__builtin_HEXAGON_C2_xor:
2319     ID = Intrinsic::hexagon_C2_xor; break;
2320 
2321   case Hexagon::BI__builtin_HEXAGON_C2_andn:
2322     ID = Intrinsic::hexagon_C2_andn; break;
2323 
2324   case Hexagon::BI__builtin_HEXAGON_C2_not:
2325     ID = Intrinsic::hexagon_C2_not; break;
2326 
2327   case Hexagon::BI__builtin_HEXAGON_C2_orn:
2328     ID = Intrinsic::hexagon_C2_orn; break;
2329 
2330   case Hexagon::BI__builtin_HEXAGON_C2_pxfer_map:
2331     ID = Intrinsic::hexagon_C2_pxfer_map; break;
2332 
2333   case Hexagon::BI__builtin_HEXAGON_C2_any8:
2334     ID = Intrinsic::hexagon_C2_any8; break;
2335 
2336   case Hexagon::BI__builtin_HEXAGON_C2_all8:
2337     ID = Intrinsic::hexagon_C2_all8; break;
2338 
2339   case Hexagon::BI__builtin_HEXAGON_C2_vitpack:
2340     ID = Intrinsic::hexagon_C2_vitpack; break;
2341 
2342   case Hexagon::BI__builtin_HEXAGON_C2_mux:
2343     ID = Intrinsic::hexagon_C2_mux; break;
2344 
2345   case Hexagon::BI__builtin_HEXAGON_C2_muxii:
2346     ID = Intrinsic::hexagon_C2_muxii; break;
2347 
2348   case Hexagon::BI__builtin_HEXAGON_C2_muxir:
2349     ID = Intrinsic::hexagon_C2_muxir; break;
2350 
2351   case Hexagon::BI__builtin_HEXAGON_C2_muxri:
2352     ID = Intrinsic::hexagon_C2_muxri; break;
2353 
2354   case Hexagon::BI__builtin_HEXAGON_C2_vmux:
2355     ID = Intrinsic::hexagon_C2_vmux; break;
2356 
2357   case Hexagon::BI__builtin_HEXAGON_C2_mask:
2358     ID = Intrinsic::hexagon_C2_mask; break;
2359 
2360   case Hexagon::BI__builtin_HEXAGON_A2_vcmpbeq:
2361     ID = Intrinsic::hexagon_A2_vcmpbeq; break;
2362 
2363   case Hexagon::BI__builtin_HEXAGON_A2_vcmpbgtu:
2364     ID = Intrinsic::hexagon_A2_vcmpbgtu; break;
2365 
2366   case Hexagon::BI__builtin_HEXAGON_A2_vcmpheq:
2367     ID = Intrinsic::hexagon_A2_vcmpheq; break;
2368 
2369   case Hexagon::BI__builtin_HEXAGON_A2_vcmphgt:
2370     ID = Intrinsic::hexagon_A2_vcmphgt; break;
2371 
2372   case Hexagon::BI__builtin_HEXAGON_A2_vcmphgtu:
2373     ID = Intrinsic::hexagon_A2_vcmphgtu; break;
2374 
2375   case Hexagon::BI__builtin_HEXAGON_A2_vcmpweq:
2376     ID = Intrinsic::hexagon_A2_vcmpweq; break;
2377 
2378   case Hexagon::BI__builtin_HEXAGON_A2_vcmpwgt:
2379     ID = Intrinsic::hexagon_A2_vcmpwgt; break;
2380 
2381   case Hexagon::BI__builtin_HEXAGON_A2_vcmpwgtu:
2382     ID = Intrinsic::hexagon_A2_vcmpwgtu; break;
2383 
2384   case Hexagon::BI__builtin_HEXAGON_C2_tfrpr:
2385     ID = Intrinsic::hexagon_C2_tfrpr; break;
2386 
2387   case Hexagon::BI__builtin_HEXAGON_C2_tfrrp:
2388     ID = Intrinsic::hexagon_C2_tfrrp; break;
2389 
2390   case Hexagon::BI__builtin_HEXAGON_M2_mpy_acc_hh_s0:
2391     ID = Intrinsic::hexagon_M2_mpy_acc_hh_s0; break;
2392 
2393   case Hexagon::BI__builtin_HEXAGON_M2_mpy_acc_hh_s1:
2394     ID = Intrinsic::hexagon_M2_mpy_acc_hh_s1; break;
2395 
2396   case Hexagon::BI__builtin_HEXAGON_M2_mpy_acc_hl_s0:
2397     ID = Intrinsic::hexagon_M2_mpy_acc_hl_s0; break;
2398 
2399   case Hexagon::BI__builtin_HEXAGON_M2_mpy_acc_hl_s1:
2400     ID = Intrinsic::hexagon_M2_mpy_acc_hl_s1; break;
2401 
2402   case Hexagon::BI__builtin_HEXAGON_M2_mpy_acc_lh_s0:
2403     ID = Intrinsic::hexagon_M2_mpy_acc_lh_s0; break;
2404 
2405   case Hexagon::BI__builtin_HEXAGON_M2_mpy_acc_lh_s1:
2406     ID = Intrinsic::hexagon_M2_mpy_acc_lh_s1; break;
2407 
2408   case Hexagon::BI__builtin_HEXAGON_M2_mpy_acc_ll_s0:
2409     ID = Intrinsic::hexagon_M2_mpy_acc_ll_s0; break;
2410 
2411   case Hexagon::BI__builtin_HEXAGON_M2_mpy_acc_ll_s1:
2412     ID = Intrinsic::hexagon_M2_mpy_acc_ll_s1; break;
2413 
2414   case Hexagon::BI__builtin_HEXAGON_M2_mpy_nac_hh_s0:
2415     ID = Intrinsic::hexagon_M2_mpy_nac_hh_s0; break;
2416 
2417   case Hexagon::BI__builtin_HEXAGON_M2_mpy_nac_hh_s1:
2418     ID = Intrinsic::hexagon_M2_mpy_nac_hh_s1; break;
2419 
2420   case Hexagon::BI__builtin_HEXAGON_M2_mpy_nac_hl_s0:
2421     ID = Intrinsic::hexagon_M2_mpy_nac_hl_s0; break;
2422 
2423   case Hexagon::BI__builtin_HEXAGON_M2_mpy_nac_hl_s1:
2424     ID = Intrinsic::hexagon_M2_mpy_nac_hl_s1; break;
2425 
2426   case Hexagon::BI__builtin_HEXAGON_M2_mpy_nac_lh_s0:
2427     ID = Intrinsic::hexagon_M2_mpy_nac_lh_s0; break;
2428 
2429   case Hexagon::BI__builtin_HEXAGON_M2_mpy_nac_lh_s1:
2430     ID = Intrinsic::hexagon_M2_mpy_nac_lh_s1; break;
2431 
2432   case Hexagon::BI__builtin_HEXAGON_M2_mpy_nac_ll_s0:
2433     ID = Intrinsic::hexagon_M2_mpy_nac_ll_s0; break;
2434 
2435   case Hexagon::BI__builtin_HEXAGON_M2_mpy_nac_ll_s1:
2436     ID = Intrinsic::hexagon_M2_mpy_nac_ll_s1; break;
2437 
2438   case Hexagon::BI__builtin_HEXAGON_M2_mpy_acc_sat_hh_s0:
2439     ID = Intrinsic::hexagon_M2_mpy_acc_sat_hh_s0; break;
2440 
2441   case Hexagon::BI__builtin_HEXAGON_M2_mpy_acc_sat_hh_s1:
2442     ID = Intrinsic::hexagon_M2_mpy_acc_sat_hh_s1; break;
2443 
2444   case Hexagon::BI__builtin_HEXAGON_M2_mpy_acc_sat_hl_s0:
2445     ID = Intrinsic::hexagon_M2_mpy_acc_sat_hl_s0; break;
2446 
2447   case Hexagon::BI__builtin_HEXAGON_M2_mpy_acc_sat_hl_s1:
2448     ID = Intrinsic::hexagon_M2_mpy_acc_sat_hl_s1; break;
2449 
2450   case Hexagon::BI__builtin_HEXAGON_M2_mpy_acc_sat_lh_s0:
2451     ID = Intrinsic::hexagon_M2_mpy_acc_sat_lh_s0; break;
2452 
2453   case Hexagon::BI__builtin_HEXAGON_M2_mpy_acc_sat_lh_s1:
2454     ID = Intrinsic::hexagon_M2_mpy_acc_sat_lh_s1; break;
2455 
2456   case Hexagon::BI__builtin_HEXAGON_M2_mpy_acc_sat_ll_s0:
2457     ID = Intrinsic::hexagon_M2_mpy_acc_sat_ll_s0; break;
2458 
2459   case Hexagon::BI__builtin_HEXAGON_M2_mpy_acc_sat_ll_s1:
2460     ID = Intrinsic::hexagon_M2_mpy_acc_sat_ll_s1; break;
2461 
2462   case Hexagon::BI__builtin_HEXAGON_M2_mpy_nac_sat_hh_s0:
2463     ID = Intrinsic::hexagon_M2_mpy_nac_sat_hh_s0; break;
2464 
2465   case Hexagon::BI__builtin_HEXAGON_M2_mpy_nac_sat_hh_s1:
2466     ID = Intrinsic::hexagon_M2_mpy_nac_sat_hh_s1; break;
2467 
2468   case Hexagon::BI__builtin_HEXAGON_M2_mpy_nac_sat_hl_s0:
2469     ID = Intrinsic::hexagon_M2_mpy_nac_sat_hl_s0; break;
2470 
2471   case Hexagon::BI__builtin_HEXAGON_M2_mpy_nac_sat_hl_s1:
2472     ID = Intrinsic::hexagon_M2_mpy_nac_sat_hl_s1; break;
2473 
2474   case Hexagon::BI__builtin_HEXAGON_M2_mpy_nac_sat_lh_s0:
2475     ID = Intrinsic::hexagon_M2_mpy_nac_sat_lh_s0; break;
2476 
2477   case Hexagon::BI__builtin_HEXAGON_M2_mpy_nac_sat_lh_s1:
2478     ID = Intrinsic::hexagon_M2_mpy_nac_sat_lh_s1; break;
2479 
2480   case Hexagon::BI__builtin_HEXAGON_M2_mpy_nac_sat_ll_s0:
2481     ID = Intrinsic::hexagon_M2_mpy_nac_sat_ll_s0; break;
2482 
2483   case Hexagon::BI__builtin_HEXAGON_M2_mpy_nac_sat_ll_s1:
2484     ID = Intrinsic::hexagon_M2_mpy_nac_sat_ll_s1; break;
2485 
2486   case Hexagon::BI__builtin_HEXAGON_M2_mpy_hh_s0:
2487     ID = Intrinsic::hexagon_M2_mpy_hh_s0; break;
2488 
2489   case Hexagon::BI__builtin_HEXAGON_M2_mpy_hh_s1:
2490     ID = Intrinsic::hexagon_M2_mpy_hh_s1; break;
2491 
2492   case Hexagon::BI__builtin_HEXAGON_M2_mpy_hl_s0:
2493     ID = Intrinsic::hexagon_M2_mpy_hl_s0; break;
2494 
2495   case Hexagon::BI__builtin_HEXAGON_M2_mpy_hl_s1:
2496     ID = Intrinsic::hexagon_M2_mpy_hl_s1; break;
2497 
2498   case Hexagon::BI__builtin_HEXAGON_M2_mpy_lh_s0:
2499     ID = Intrinsic::hexagon_M2_mpy_lh_s0; break;
2500 
2501   case Hexagon::BI__builtin_HEXAGON_M2_mpy_lh_s1:
2502     ID = Intrinsic::hexagon_M2_mpy_lh_s1; break;
2503 
2504   case Hexagon::BI__builtin_HEXAGON_M2_mpy_ll_s0:
2505     ID = Intrinsic::hexagon_M2_mpy_ll_s0; break;
2506 
2507   case Hexagon::BI__builtin_HEXAGON_M2_mpy_ll_s1:
2508     ID = Intrinsic::hexagon_M2_mpy_ll_s1; break;
2509 
2510   case Hexagon::BI__builtin_HEXAGON_M2_mpy_sat_hh_s0:
2511     ID = Intrinsic::hexagon_M2_mpy_sat_hh_s0; break;
2512 
2513   case Hexagon::BI__builtin_HEXAGON_M2_mpy_sat_hh_s1:
2514     ID = Intrinsic::hexagon_M2_mpy_sat_hh_s1; break;
2515 
2516   case Hexagon::BI__builtin_HEXAGON_M2_mpy_sat_hl_s0:
2517     ID = Intrinsic::hexagon_M2_mpy_sat_hl_s0; break;
2518 
2519   case Hexagon::BI__builtin_HEXAGON_M2_mpy_sat_hl_s1:
2520     ID = Intrinsic::hexagon_M2_mpy_sat_hl_s1; break;
2521 
2522   case Hexagon::BI__builtin_HEXAGON_M2_mpy_sat_lh_s0:
2523     ID = Intrinsic::hexagon_M2_mpy_sat_lh_s0; break;
2524 
2525   case Hexagon::BI__builtin_HEXAGON_M2_mpy_sat_lh_s1:
2526     ID = Intrinsic::hexagon_M2_mpy_sat_lh_s1; break;
2527 
2528   case Hexagon::BI__builtin_HEXAGON_M2_mpy_sat_ll_s0:
2529     ID = Intrinsic::hexagon_M2_mpy_sat_ll_s0; break;
2530 
2531   case Hexagon::BI__builtin_HEXAGON_M2_mpy_sat_ll_s1:
2532     ID = Intrinsic::hexagon_M2_mpy_sat_ll_s1; break;
2533 
2534   case Hexagon::BI__builtin_HEXAGON_M2_mpy_rnd_hh_s0:
2535     ID = Intrinsic::hexagon_M2_mpy_rnd_hh_s0; break;
2536 
2537   case Hexagon::BI__builtin_HEXAGON_M2_mpy_rnd_hh_s1:
2538     ID = Intrinsic::hexagon_M2_mpy_rnd_hh_s1; break;
2539 
2540   case Hexagon::BI__builtin_HEXAGON_M2_mpy_rnd_hl_s0:
2541     ID = Intrinsic::hexagon_M2_mpy_rnd_hl_s0; break;
2542 
2543   case Hexagon::BI__builtin_HEXAGON_M2_mpy_rnd_hl_s1:
2544     ID = Intrinsic::hexagon_M2_mpy_rnd_hl_s1; break;
2545 
2546   case Hexagon::BI__builtin_HEXAGON_M2_mpy_rnd_lh_s0:
2547     ID = Intrinsic::hexagon_M2_mpy_rnd_lh_s0; break;
2548 
2549   case Hexagon::BI__builtin_HEXAGON_M2_mpy_rnd_lh_s1:
2550     ID = Intrinsic::hexagon_M2_mpy_rnd_lh_s1; break;
2551 
2552   case Hexagon::BI__builtin_HEXAGON_M2_mpy_rnd_ll_s0:
2553     ID = Intrinsic::hexagon_M2_mpy_rnd_ll_s0; break;
2554 
2555   case Hexagon::BI__builtin_HEXAGON_M2_mpy_rnd_ll_s1:
2556     ID = Intrinsic::hexagon_M2_mpy_rnd_ll_s1; break;
2557 
2558   case Hexagon::BI__builtin_HEXAGON_M2_mpy_sat_rnd_hh_s0:
2559     ID = Intrinsic::hexagon_M2_mpy_sat_rnd_hh_s0; break;
2560 
2561   case Hexagon::BI__builtin_HEXAGON_M2_mpy_sat_rnd_hh_s1:
2562     ID = Intrinsic::hexagon_M2_mpy_sat_rnd_hh_s1; break;
2563 
2564   case Hexagon::BI__builtin_HEXAGON_M2_mpy_sat_rnd_hl_s0:
2565     ID = Intrinsic::hexagon_M2_mpy_sat_rnd_hl_s0; break;
2566 
2567   case Hexagon::BI__builtin_HEXAGON_M2_mpy_sat_rnd_hl_s1:
2568     ID = Intrinsic::hexagon_M2_mpy_sat_rnd_hl_s1; break;
2569 
2570   case Hexagon::BI__builtin_HEXAGON_M2_mpy_sat_rnd_lh_s0:
2571     ID = Intrinsic::hexagon_M2_mpy_sat_rnd_lh_s0; break;
2572 
2573   case Hexagon::BI__builtin_HEXAGON_M2_mpy_sat_rnd_lh_s1:
2574     ID = Intrinsic::hexagon_M2_mpy_sat_rnd_lh_s1; break;
2575 
2576   case Hexagon::BI__builtin_HEXAGON_M2_mpy_sat_rnd_ll_s0:
2577     ID = Intrinsic::hexagon_M2_mpy_sat_rnd_ll_s0; break;
2578 
2579   case Hexagon::BI__builtin_HEXAGON_M2_mpy_sat_rnd_ll_s1:
2580     ID = Intrinsic::hexagon_M2_mpy_sat_rnd_ll_s1; break;
2581 
2582   case Hexagon::BI__builtin_HEXAGON_M2_mpyd_acc_hh_s0:
2583     ID = Intrinsic::hexagon_M2_mpyd_acc_hh_s0; break;
2584 
2585   case Hexagon::BI__builtin_HEXAGON_M2_mpyd_acc_hh_s1:
2586     ID = Intrinsic::hexagon_M2_mpyd_acc_hh_s1; break;
2587 
2588   case Hexagon::BI__builtin_HEXAGON_M2_mpyd_acc_hl_s0:
2589     ID = Intrinsic::hexagon_M2_mpyd_acc_hl_s0; break;
2590 
2591   case Hexagon::BI__builtin_HEXAGON_M2_mpyd_acc_hl_s1:
2592     ID = Intrinsic::hexagon_M2_mpyd_acc_hl_s1; break;
2593 
2594   case Hexagon::BI__builtin_HEXAGON_M2_mpyd_acc_lh_s0:
2595     ID = Intrinsic::hexagon_M2_mpyd_acc_lh_s0; break;
2596 
2597   case Hexagon::BI__builtin_HEXAGON_M2_mpyd_acc_lh_s1:
2598     ID = Intrinsic::hexagon_M2_mpyd_acc_lh_s1; break;
2599 
2600   case Hexagon::BI__builtin_HEXAGON_M2_mpyd_acc_ll_s0:
2601     ID = Intrinsic::hexagon_M2_mpyd_acc_ll_s0; break;
2602 
2603   case Hexagon::BI__builtin_HEXAGON_M2_mpyd_acc_ll_s1:
2604     ID = Intrinsic::hexagon_M2_mpyd_acc_ll_s1; break;
2605 
2606   case Hexagon::BI__builtin_HEXAGON_M2_mpyd_nac_hh_s0:
2607     ID = Intrinsic::hexagon_M2_mpyd_nac_hh_s0; break;
2608 
2609   case Hexagon::BI__builtin_HEXAGON_M2_mpyd_nac_hh_s1:
2610     ID = Intrinsic::hexagon_M2_mpyd_nac_hh_s1; break;
2611 
2612   case Hexagon::BI__builtin_HEXAGON_M2_mpyd_nac_hl_s0:
2613     ID = Intrinsic::hexagon_M2_mpyd_nac_hl_s0; break;
2614 
2615   case Hexagon::BI__builtin_HEXAGON_M2_mpyd_nac_hl_s1:
2616     ID = Intrinsic::hexagon_M2_mpyd_nac_hl_s1; break;
2617 
2618   case Hexagon::BI__builtin_HEXAGON_M2_mpyd_nac_lh_s0:
2619     ID = Intrinsic::hexagon_M2_mpyd_nac_lh_s0; break;
2620 
2621   case Hexagon::BI__builtin_HEXAGON_M2_mpyd_nac_lh_s1:
2622     ID = Intrinsic::hexagon_M2_mpyd_nac_lh_s1; break;
2623 
2624   case Hexagon::BI__builtin_HEXAGON_M2_mpyd_nac_ll_s0:
2625     ID = Intrinsic::hexagon_M2_mpyd_nac_ll_s0; break;
2626 
2627   case Hexagon::BI__builtin_HEXAGON_M2_mpyd_nac_ll_s1:
2628     ID = Intrinsic::hexagon_M2_mpyd_nac_ll_s1; break;
2629 
2630   case Hexagon::BI__builtin_HEXAGON_M2_mpyd_hh_s0:
2631     ID = Intrinsic::hexagon_M2_mpyd_hh_s0; break;
2632 
2633   case Hexagon::BI__builtin_HEXAGON_M2_mpyd_hh_s1:
2634     ID = Intrinsic::hexagon_M2_mpyd_hh_s1; break;
2635 
2636   case Hexagon::BI__builtin_HEXAGON_M2_mpyd_hl_s0:
2637     ID = Intrinsic::hexagon_M2_mpyd_hl_s0; break;
2638 
2639   case Hexagon::BI__builtin_HEXAGON_M2_mpyd_hl_s1:
2640     ID = Intrinsic::hexagon_M2_mpyd_hl_s1; break;
2641 
2642   case Hexagon::BI__builtin_HEXAGON_M2_mpyd_lh_s0:
2643     ID = Intrinsic::hexagon_M2_mpyd_lh_s0; break;
2644 
2645   case Hexagon::BI__builtin_HEXAGON_M2_mpyd_lh_s1:
2646     ID = Intrinsic::hexagon_M2_mpyd_lh_s1; break;
2647 
2648   case Hexagon::BI__builtin_HEXAGON_M2_mpyd_ll_s0:
2649     ID = Intrinsic::hexagon_M2_mpyd_ll_s0; break;
2650 
2651   case Hexagon::BI__builtin_HEXAGON_M2_mpyd_ll_s1:
2652     ID = Intrinsic::hexagon_M2_mpyd_ll_s1; break;
2653 
2654   case Hexagon::BI__builtin_HEXAGON_M2_mpyd_rnd_hh_s0:
2655     ID = Intrinsic::hexagon_M2_mpyd_rnd_hh_s0; break;
2656 
2657   case Hexagon::BI__builtin_HEXAGON_M2_mpyd_rnd_hh_s1:
2658     ID = Intrinsic::hexagon_M2_mpyd_rnd_hh_s1; break;
2659 
2660   case Hexagon::BI__builtin_HEXAGON_M2_mpyd_rnd_hl_s0:
2661     ID = Intrinsic::hexagon_M2_mpyd_rnd_hl_s0; break;
2662 
2663   case Hexagon::BI__builtin_HEXAGON_M2_mpyd_rnd_hl_s1:
2664     ID = Intrinsic::hexagon_M2_mpyd_rnd_hl_s1; break;
2665 
2666   case Hexagon::BI__builtin_HEXAGON_M2_mpyd_rnd_lh_s0:
2667     ID = Intrinsic::hexagon_M2_mpyd_rnd_lh_s0; break;
2668 
2669   case Hexagon::BI__builtin_HEXAGON_M2_mpyd_rnd_lh_s1:
2670     ID = Intrinsic::hexagon_M2_mpyd_rnd_lh_s1; break;
2671 
2672   case Hexagon::BI__builtin_HEXAGON_M2_mpyd_rnd_ll_s0:
2673     ID = Intrinsic::hexagon_M2_mpyd_rnd_ll_s0; break;
2674 
2675   case Hexagon::BI__builtin_HEXAGON_M2_mpyd_rnd_ll_s1:
2676     ID = Intrinsic::hexagon_M2_mpyd_rnd_ll_s1; break;
2677 
2678   case Hexagon::BI__builtin_HEXAGON_M2_mpyu_acc_hh_s0:
2679     ID = Intrinsic::hexagon_M2_mpyu_acc_hh_s0; break;
2680 
2681   case Hexagon::BI__builtin_HEXAGON_M2_mpyu_acc_hh_s1:
2682     ID = Intrinsic::hexagon_M2_mpyu_acc_hh_s1; break;
2683 
2684   case Hexagon::BI__builtin_HEXAGON_M2_mpyu_acc_hl_s0:
2685     ID = Intrinsic::hexagon_M2_mpyu_acc_hl_s0; break;
2686 
2687   case Hexagon::BI__builtin_HEXAGON_M2_mpyu_acc_hl_s1:
2688     ID = Intrinsic::hexagon_M2_mpyu_acc_hl_s1; break;
2689 
2690   case Hexagon::BI__builtin_HEXAGON_M2_mpyu_acc_lh_s0:
2691     ID = Intrinsic::hexagon_M2_mpyu_acc_lh_s0; break;
2692 
2693   case Hexagon::BI__builtin_HEXAGON_M2_mpyu_acc_lh_s1:
2694     ID = Intrinsic::hexagon_M2_mpyu_acc_lh_s1; break;
2695 
2696   case Hexagon::BI__builtin_HEXAGON_M2_mpyu_acc_ll_s0:
2697     ID = Intrinsic::hexagon_M2_mpyu_acc_ll_s0; break;
2698 
2699   case Hexagon::BI__builtin_HEXAGON_M2_mpyu_acc_ll_s1:
2700     ID = Intrinsic::hexagon_M2_mpyu_acc_ll_s1; break;
2701 
2702   case Hexagon::BI__builtin_HEXAGON_M2_mpyu_nac_hh_s0:
2703     ID = Intrinsic::hexagon_M2_mpyu_nac_hh_s0; break;
2704 
2705   case Hexagon::BI__builtin_HEXAGON_M2_mpyu_nac_hh_s1:
2706     ID = Intrinsic::hexagon_M2_mpyu_nac_hh_s1; break;
2707 
2708   case Hexagon::BI__builtin_HEXAGON_M2_mpyu_nac_hl_s0:
2709     ID = Intrinsic::hexagon_M2_mpyu_nac_hl_s0; break;
2710 
2711   case Hexagon::BI__builtin_HEXAGON_M2_mpyu_nac_hl_s1:
2712     ID = Intrinsic::hexagon_M2_mpyu_nac_hl_s1; break;
2713 
2714   case Hexagon::BI__builtin_HEXAGON_M2_mpyu_nac_lh_s0:
2715     ID = Intrinsic::hexagon_M2_mpyu_nac_lh_s0; break;
2716 
2717   case Hexagon::BI__builtin_HEXAGON_M2_mpyu_nac_lh_s1:
2718     ID = Intrinsic::hexagon_M2_mpyu_nac_lh_s1; break;
2719 
2720   case Hexagon::BI__builtin_HEXAGON_M2_mpyu_nac_ll_s0:
2721     ID = Intrinsic::hexagon_M2_mpyu_nac_ll_s0; break;
2722 
2723   case Hexagon::BI__builtin_HEXAGON_M2_mpyu_nac_ll_s1:
2724     ID = Intrinsic::hexagon_M2_mpyu_nac_ll_s1; break;
2725 
2726   case Hexagon::BI__builtin_HEXAGON_M2_mpyu_hh_s0:
2727     ID = Intrinsic::hexagon_M2_mpyu_hh_s0; break;
2728 
2729   case Hexagon::BI__builtin_HEXAGON_M2_mpyu_hh_s1:
2730     ID = Intrinsic::hexagon_M2_mpyu_hh_s1; break;
2731 
2732   case Hexagon::BI__builtin_HEXAGON_M2_mpyu_hl_s0:
2733     ID = Intrinsic::hexagon_M2_mpyu_hl_s0; break;
2734 
2735   case Hexagon::BI__builtin_HEXAGON_M2_mpyu_hl_s1:
2736     ID = Intrinsic::hexagon_M2_mpyu_hl_s1; break;
2737 
2738   case Hexagon::BI__builtin_HEXAGON_M2_mpyu_lh_s0:
2739     ID = Intrinsic::hexagon_M2_mpyu_lh_s0; break;
2740 
2741   case Hexagon::BI__builtin_HEXAGON_M2_mpyu_lh_s1:
2742     ID = Intrinsic::hexagon_M2_mpyu_lh_s1; break;
2743 
2744   case Hexagon::BI__builtin_HEXAGON_M2_mpyu_ll_s0:
2745     ID = Intrinsic::hexagon_M2_mpyu_ll_s0; break;
2746 
2747   case Hexagon::BI__builtin_HEXAGON_M2_mpyu_ll_s1:
2748     ID = Intrinsic::hexagon_M2_mpyu_ll_s1; break;
2749 
2750   case Hexagon::BI__builtin_HEXAGON_M2_mpyud_acc_hh_s0:
2751     ID = Intrinsic::hexagon_M2_mpyud_acc_hh_s0; break;
2752 
2753   case Hexagon::BI__builtin_HEXAGON_M2_mpyud_acc_hh_s1:
2754     ID = Intrinsic::hexagon_M2_mpyud_acc_hh_s1; break;
2755 
2756   case Hexagon::BI__builtin_HEXAGON_M2_mpyud_acc_hl_s0:
2757     ID = Intrinsic::hexagon_M2_mpyud_acc_hl_s0; break;
2758 
2759   case Hexagon::BI__builtin_HEXAGON_M2_mpyud_acc_hl_s1:
2760     ID = Intrinsic::hexagon_M2_mpyud_acc_hl_s1; break;
2761 
2762   case Hexagon::BI__builtin_HEXAGON_M2_mpyud_acc_lh_s0:
2763     ID = Intrinsic::hexagon_M2_mpyud_acc_lh_s0; break;
2764 
2765   case Hexagon::BI__builtin_HEXAGON_M2_mpyud_acc_lh_s1:
2766     ID = Intrinsic::hexagon_M2_mpyud_acc_lh_s1; break;
2767 
2768   case Hexagon::BI__builtin_HEXAGON_M2_mpyud_acc_ll_s0:
2769     ID = Intrinsic::hexagon_M2_mpyud_acc_ll_s0; break;
2770 
2771   case Hexagon::BI__builtin_HEXAGON_M2_mpyud_acc_ll_s1:
2772     ID = Intrinsic::hexagon_M2_mpyud_acc_ll_s1; break;
2773 
2774   case Hexagon::BI__builtin_HEXAGON_M2_mpyud_nac_hh_s0:
2775     ID = Intrinsic::hexagon_M2_mpyud_nac_hh_s0; break;
2776 
2777   case Hexagon::BI__builtin_HEXAGON_M2_mpyud_nac_hh_s1:
2778     ID = Intrinsic::hexagon_M2_mpyud_nac_hh_s1; break;
2779 
2780   case Hexagon::BI__builtin_HEXAGON_M2_mpyud_nac_hl_s0:
2781     ID = Intrinsic::hexagon_M2_mpyud_nac_hl_s0; break;
2782 
2783   case Hexagon::BI__builtin_HEXAGON_M2_mpyud_nac_hl_s1:
2784     ID = Intrinsic::hexagon_M2_mpyud_nac_hl_s1; break;
2785 
2786   case Hexagon::BI__builtin_HEXAGON_M2_mpyud_nac_lh_s0:
2787     ID = Intrinsic::hexagon_M2_mpyud_nac_lh_s0; break;
2788 
2789   case Hexagon::BI__builtin_HEXAGON_M2_mpyud_nac_lh_s1:
2790     ID = Intrinsic::hexagon_M2_mpyud_nac_lh_s1; break;
2791 
2792   case Hexagon::BI__builtin_HEXAGON_M2_mpyud_nac_ll_s0:
2793     ID = Intrinsic::hexagon_M2_mpyud_nac_ll_s0; break;
2794 
2795   case Hexagon::BI__builtin_HEXAGON_M2_mpyud_nac_ll_s1:
2796     ID = Intrinsic::hexagon_M2_mpyud_nac_ll_s1; break;
2797 
2798   case Hexagon::BI__builtin_HEXAGON_M2_mpyud_hh_s0:
2799     ID = Intrinsic::hexagon_M2_mpyud_hh_s0; break;
2800 
2801   case Hexagon::BI__builtin_HEXAGON_M2_mpyud_hh_s1:
2802     ID = Intrinsic::hexagon_M2_mpyud_hh_s1; break;
2803 
2804   case Hexagon::BI__builtin_HEXAGON_M2_mpyud_hl_s0:
2805     ID = Intrinsic::hexagon_M2_mpyud_hl_s0; break;
2806 
2807   case Hexagon::BI__builtin_HEXAGON_M2_mpyud_hl_s1:
2808     ID = Intrinsic::hexagon_M2_mpyud_hl_s1; break;
2809 
2810   case Hexagon::BI__builtin_HEXAGON_M2_mpyud_lh_s0:
2811     ID = Intrinsic::hexagon_M2_mpyud_lh_s0; break;
2812 
2813   case Hexagon::BI__builtin_HEXAGON_M2_mpyud_lh_s1:
2814     ID = Intrinsic::hexagon_M2_mpyud_lh_s1; break;
2815 
2816   case Hexagon::BI__builtin_HEXAGON_M2_mpyud_ll_s0:
2817     ID = Intrinsic::hexagon_M2_mpyud_ll_s0; break;
2818 
2819   case Hexagon::BI__builtin_HEXAGON_M2_mpyud_ll_s1:
2820     ID = Intrinsic::hexagon_M2_mpyud_ll_s1; break;
2821 
2822   case Hexagon::BI__builtin_HEXAGON_M2_mpysmi:
2823     ID = Intrinsic::hexagon_M2_mpysmi; break;
2824 
2825   case Hexagon::BI__builtin_HEXAGON_M2_macsip:
2826     ID = Intrinsic::hexagon_M2_macsip; break;
2827 
2828   case Hexagon::BI__builtin_HEXAGON_M2_macsin:
2829     ID = Intrinsic::hexagon_M2_macsin; break;
2830 
2831   case Hexagon::BI__builtin_HEXAGON_M2_dpmpyss_s0:
2832     ID = Intrinsic::hexagon_M2_dpmpyss_s0; break;
2833 
2834   case Hexagon::BI__builtin_HEXAGON_M2_dpmpyss_acc_s0:
2835     ID = Intrinsic::hexagon_M2_dpmpyss_acc_s0; break;
2836 
2837   case Hexagon::BI__builtin_HEXAGON_M2_dpmpyss_nac_s0:
2838     ID = Intrinsic::hexagon_M2_dpmpyss_nac_s0; break;
2839 
2840   case Hexagon::BI__builtin_HEXAGON_M2_dpmpyuu_s0:
2841     ID = Intrinsic::hexagon_M2_dpmpyuu_s0; break;
2842 
2843   case Hexagon::BI__builtin_HEXAGON_M2_dpmpyuu_acc_s0:
2844     ID = Intrinsic::hexagon_M2_dpmpyuu_acc_s0; break;
2845 
2846   case Hexagon::BI__builtin_HEXAGON_M2_dpmpyuu_nac_s0:
2847     ID = Intrinsic::hexagon_M2_dpmpyuu_nac_s0; break;
2848 
2849   case Hexagon::BI__builtin_HEXAGON_M2_mpy_up:
2850     ID = Intrinsic::hexagon_M2_mpy_up; break;
2851 
2852   case Hexagon::BI__builtin_HEXAGON_M2_mpyu_up:
2853     ID = Intrinsic::hexagon_M2_mpyu_up; break;
2854 
2855   case Hexagon::BI__builtin_HEXAGON_M2_dpmpyss_rnd_s0:
2856     ID = Intrinsic::hexagon_M2_dpmpyss_rnd_s0; break;
2857 
2858   case Hexagon::BI__builtin_HEXAGON_M2_mpyi:
2859     ID = Intrinsic::hexagon_M2_mpyi; break;
2860 
2861   case Hexagon::BI__builtin_HEXAGON_M2_mpyui:
2862     ID = Intrinsic::hexagon_M2_mpyui; break;
2863 
2864   case Hexagon::BI__builtin_HEXAGON_M2_maci:
2865     ID = Intrinsic::hexagon_M2_maci; break;
2866 
2867   case Hexagon::BI__builtin_HEXAGON_M2_acci:
2868     ID = Intrinsic::hexagon_M2_acci; break;
2869 
2870   case Hexagon::BI__builtin_HEXAGON_M2_accii:
2871     ID = Intrinsic::hexagon_M2_accii; break;
2872 
2873   case Hexagon::BI__builtin_HEXAGON_M2_nacci:
2874     ID = Intrinsic::hexagon_M2_nacci; break;
2875 
2876   case Hexagon::BI__builtin_HEXAGON_M2_naccii:
2877     ID = Intrinsic::hexagon_M2_naccii; break;
2878 
2879   case Hexagon::BI__builtin_HEXAGON_M2_subacc:
2880     ID = Intrinsic::hexagon_M2_subacc; break;
2881 
2882   case Hexagon::BI__builtin_HEXAGON_M2_vmpy2s_s0:
2883     ID = Intrinsic::hexagon_M2_vmpy2s_s0; break;
2884 
2885   case Hexagon::BI__builtin_HEXAGON_M2_vmpy2s_s1:
2886     ID = Intrinsic::hexagon_M2_vmpy2s_s1; break;
2887 
2888   case Hexagon::BI__builtin_HEXAGON_M2_vmac2s_s0:
2889     ID = Intrinsic::hexagon_M2_vmac2s_s0; break;
2890 
2891   case Hexagon::BI__builtin_HEXAGON_M2_vmac2s_s1:
2892     ID = Intrinsic::hexagon_M2_vmac2s_s1; break;
2893 
2894   case Hexagon::BI__builtin_HEXAGON_M2_vmpy2s_s0pack:
2895     ID = Intrinsic::hexagon_M2_vmpy2s_s0pack; break;
2896 
2897   case Hexagon::BI__builtin_HEXAGON_M2_vmpy2s_s1pack:
2898     ID = Intrinsic::hexagon_M2_vmpy2s_s1pack; break;
2899 
2900   case Hexagon::BI__builtin_HEXAGON_M2_vmac2:
2901     ID = Intrinsic::hexagon_M2_vmac2; break;
2902 
2903   case Hexagon::BI__builtin_HEXAGON_M2_vmpy2es_s0:
2904     ID = Intrinsic::hexagon_M2_vmpy2es_s0; break;
2905 
2906   case Hexagon::BI__builtin_HEXAGON_M2_vmpy2es_s1:
2907     ID = Intrinsic::hexagon_M2_vmpy2es_s1; break;
2908 
2909   case Hexagon::BI__builtin_HEXAGON_M2_vmac2es_s0:
2910     ID = Intrinsic::hexagon_M2_vmac2es_s0; break;
2911 
2912   case Hexagon::BI__builtin_HEXAGON_M2_vmac2es_s1:
2913     ID = Intrinsic::hexagon_M2_vmac2es_s1; break;
2914 
2915   case Hexagon::BI__builtin_HEXAGON_M2_vmac2es:
2916     ID = Intrinsic::hexagon_M2_vmac2es; break;
2917 
2918   case Hexagon::BI__builtin_HEXAGON_M2_vrmac_s0:
2919     ID = Intrinsic::hexagon_M2_vrmac_s0; break;
2920 
2921   case Hexagon::BI__builtin_HEXAGON_M2_vrmpy_s0:
2922     ID = Intrinsic::hexagon_M2_vrmpy_s0; break;
2923 
2924   case Hexagon::BI__builtin_HEXAGON_M2_vdmpyrs_s0:
2925     ID = Intrinsic::hexagon_M2_vdmpyrs_s0; break;
2926 
2927   case Hexagon::BI__builtin_HEXAGON_M2_vdmpyrs_s1:
2928     ID = Intrinsic::hexagon_M2_vdmpyrs_s1; break;
2929 
2930   case Hexagon::BI__builtin_HEXAGON_M2_vdmacs_s0:
2931     ID = Intrinsic::hexagon_M2_vdmacs_s0; break;
2932 
2933   case Hexagon::BI__builtin_HEXAGON_M2_vdmacs_s1:
2934     ID = Intrinsic::hexagon_M2_vdmacs_s1; break;
2935 
2936   case Hexagon::BI__builtin_HEXAGON_M2_vdmpys_s0:
2937     ID = Intrinsic::hexagon_M2_vdmpys_s0; break;
2938 
2939   case Hexagon::BI__builtin_HEXAGON_M2_vdmpys_s1:
2940     ID = Intrinsic::hexagon_M2_vdmpys_s1; break;
2941 
2942   case Hexagon::BI__builtin_HEXAGON_M2_cmpyrs_s0:
2943     ID = Intrinsic::hexagon_M2_cmpyrs_s0; break;
2944 
2945   case Hexagon::BI__builtin_HEXAGON_M2_cmpyrs_s1:
2946     ID = Intrinsic::hexagon_M2_cmpyrs_s1; break;
2947 
2948   case Hexagon::BI__builtin_HEXAGON_M2_cmpyrsc_s0:
2949     ID = Intrinsic::hexagon_M2_cmpyrsc_s0; break;
2950 
2951   case Hexagon::BI__builtin_HEXAGON_M2_cmpyrsc_s1:
2952     ID = Intrinsic::hexagon_M2_cmpyrsc_s1; break;
2953 
2954   case Hexagon::BI__builtin_HEXAGON_M2_cmacs_s0:
2955     ID = Intrinsic::hexagon_M2_cmacs_s0; break;
2956 
2957   case Hexagon::BI__builtin_HEXAGON_M2_cmacs_s1:
2958     ID = Intrinsic::hexagon_M2_cmacs_s1; break;
2959 
2960   case Hexagon::BI__builtin_HEXAGON_M2_cmacsc_s0:
2961     ID = Intrinsic::hexagon_M2_cmacsc_s0; break;
2962 
2963   case Hexagon::BI__builtin_HEXAGON_M2_cmacsc_s1:
2964     ID = Intrinsic::hexagon_M2_cmacsc_s1; break;
2965 
2966   case Hexagon::BI__builtin_HEXAGON_M2_cmpys_s0:
2967     ID = Intrinsic::hexagon_M2_cmpys_s0; break;
2968 
2969   case Hexagon::BI__builtin_HEXAGON_M2_cmpys_s1:
2970     ID = Intrinsic::hexagon_M2_cmpys_s1; break;
2971 
2972   case Hexagon::BI__builtin_HEXAGON_M2_cmpysc_s0:
2973     ID = Intrinsic::hexagon_M2_cmpysc_s0; break;
2974 
2975   case Hexagon::BI__builtin_HEXAGON_M2_cmpysc_s1:
2976     ID = Intrinsic::hexagon_M2_cmpysc_s1; break;
2977 
2978   case Hexagon::BI__builtin_HEXAGON_M2_cnacs_s0:
2979     ID = Intrinsic::hexagon_M2_cnacs_s0; break;
2980 
2981   case Hexagon::BI__builtin_HEXAGON_M2_cnacs_s1:
2982     ID = Intrinsic::hexagon_M2_cnacs_s1; break;
2983 
2984   case Hexagon::BI__builtin_HEXAGON_M2_cnacsc_s0:
2985     ID = Intrinsic::hexagon_M2_cnacsc_s0; break;
2986 
2987   case Hexagon::BI__builtin_HEXAGON_M2_cnacsc_s1:
2988     ID = Intrinsic::hexagon_M2_cnacsc_s1; break;
2989 
2990   case Hexagon::BI__builtin_HEXAGON_M2_vrcmpys_s1:
2991     ID = Intrinsic::hexagon_M2_vrcmpys_s1; break;
2992 
2993   case Hexagon::BI__builtin_HEXAGON_M2_vrcmpys_acc_s1:
2994     ID = Intrinsic::hexagon_M2_vrcmpys_acc_s1; break;
2995 
2996   case Hexagon::BI__builtin_HEXAGON_M2_vrcmpys_s1rp:
2997     ID = Intrinsic::hexagon_M2_vrcmpys_s1rp; break;
2998 
2999   case Hexagon::BI__builtin_HEXAGON_M2_mmacls_s0:
3000     ID = Intrinsic::hexagon_M2_mmacls_s0; break;
3001 
3002   case Hexagon::BI__builtin_HEXAGON_M2_mmacls_s1:
3003     ID = Intrinsic::hexagon_M2_mmacls_s1; break;
3004 
3005   case Hexagon::BI__builtin_HEXAGON_M2_mmachs_s0:
3006     ID = Intrinsic::hexagon_M2_mmachs_s0; break;
3007 
3008   case Hexagon::BI__builtin_HEXAGON_M2_mmachs_s1:
3009     ID = Intrinsic::hexagon_M2_mmachs_s1; break;
3010 
3011   case Hexagon::BI__builtin_HEXAGON_M2_mmpyl_s0:
3012     ID = Intrinsic::hexagon_M2_mmpyl_s0; break;
3013 
3014   case Hexagon::BI__builtin_HEXAGON_M2_mmpyl_s1:
3015     ID = Intrinsic::hexagon_M2_mmpyl_s1; break;
3016 
3017   case Hexagon::BI__builtin_HEXAGON_M2_mmpyh_s0:
3018     ID = Intrinsic::hexagon_M2_mmpyh_s0; break;
3019 
3020   case Hexagon::BI__builtin_HEXAGON_M2_mmpyh_s1:
3021     ID = Intrinsic::hexagon_M2_mmpyh_s1; break;
3022 
3023   case Hexagon::BI__builtin_HEXAGON_M2_mmacls_rs0:
3024     ID = Intrinsic::hexagon_M2_mmacls_rs0; break;
3025 
3026   case Hexagon::BI__builtin_HEXAGON_M2_mmacls_rs1:
3027     ID = Intrinsic::hexagon_M2_mmacls_rs1; break;
3028 
3029   case Hexagon::BI__builtin_HEXAGON_M2_mmachs_rs0:
3030     ID = Intrinsic::hexagon_M2_mmachs_rs0; break;
3031 
3032   case Hexagon::BI__builtin_HEXAGON_M2_mmachs_rs1:
3033     ID = Intrinsic::hexagon_M2_mmachs_rs1; break;
3034 
3035   case Hexagon::BI__builtin_HEXAGON_M2_mmpyl_rs0:
3036     ID = Intrinsic::hexagon_M2_mmpyl_rs0; break;
3037 
3038   case Hexagon::BI__builtin_HEXAGON_M2_mmpyl_rs1:
3039     ID = Intrinsic::hexagon_M2_mmpyl_rs1; break;
3040 
3041   case Hexagon::BI__builtin_HEXAGON_M2_mmpyh_rs0:
3042     ID = Intrinsic::hexagon_M2_mmpyh_rs0; break;
3043 
3044   case Hexagon::BI__builtin_HEXAGON_M2_mmpyh_rs1:
3045     ID = Intrinsic::hexagon_M2_mmpyh_rs1; break;
3046 
3047   case Hexagon::BI__builtin_HEXAGON_M2_hmmpyl_rs1:
3048     ID = Intrinsic::hexagon_M2_hmmpyl_rs1; break;
3049 
3050   case Hexagon::BI__builtin_HEXAGON_M2_hmmpyh_rs1:
3051     ID = Intrinsic::hexagon_M2_hmmpyh_rs1; break;
3052 
3053   case Hexagon::BI__builtin_HEXAGON_M2_mmaculs_s0:
3054     ID = Intrinsic::hexagon_M2_mmaculs_s0; break;
3055 
3056   case Hexagon::BI__builtin_HEXAGON_M2_mmaculs_s1:
3057     ID = Intrinsic::hexagon_M2_mmaculs_s1; break;
3058 
3059   case Hexagon::BI__builtin_HEXAGON_M2_mmacuhs_s0:
3060     ID = Intrinsic::hexagon_M2_mmacuhs_s0; break;
3061 
3062   case Hexagon::BI__builtin_HEXAGON_M2_mmacuhs_s1:
3063     ID = Intrinsic::hexagon_M2_mmacuhs_s1; break;
3064 
3065   case Hexagon::BI__builtin_HEXAGON_M2_mmpyul_s0:
3066     ID = Intrinsic::hexagon_M2_mmpyul_s0; break;
3067 
3068   case Hexagon::BI__builtin_HEXAGON_M2_mmpyul_s1:
3069     ID = Intrinsic::hexagon_M2_mmpyul_s1; break;
3070 
3071   case Hexagon::BI__builtin_HEXAGON_M2_mmpyuh_s0:
3072     ID = Intrinsic::hexagon_M2_mmpyuh_s0; break;
3073 
3074   case Hexagon::BI__builtin_HEXAGON_M2_mmpyuh_s1:
3075     ID = Intrinsic::hexagon_M2_mmpyuh_s1; break;
3076 
3077   case Hexagon::BI__builtin_HEXAGON_M2_mmaculs_rs0:
3078     ID = Intrinsic::hexagon_M2_mmaculs_rs0; break;
3079 
3080   case Hexagon::BI__builtin_HEXAGON_M2_mmaculs_rs1:
3081     ID = Intrinsic::hexagon_M2_mmaculs_rs1; break;
3082 
3083   case Hexagon::BI__builtin_HEXAGON_M2_mmacuhs_rs0:
3084     ID = Intrinsic::hexagon_M2_mmacuhs_rs0; break;
3085 
3086   case Hexagon::BI__builtin_HEXAGON_M2_mmacuhs_rs1:
3087     ID = Intrinsic::hexagon_M2_mmacuhs_rs1; break;
3088 
3089   case Hexagon::BI__builtin_HEXAGON_M2_mmpyul_rs0:
3090     ID = Intrinsic::hexagon_M2_mmpyul_rs0; break;
3091 
3092   case Hexagon::BI__builtin_HEXAGON_M2_mmpyul_rs1:
3093     ID = Intrinsic::hexagon_M2_mmpyul_rs1; break;
3094 
3095   case Hexagon::BI__builtin_HEXAGON_M2_mmpyuh_rs0:
3096     ID = Intrinsic::hexagon_M2_mmpyuh_rs0; break;
3097 
3098   case Hexagon::BI__builtin_HEXAGON_M2_mmpyuh_rs1:
3099     ID = Intrinsic::hexagon_M2_mmpyuh_rs1; break;
3100 
3101   case Hexagon::BI__builtin_HEXAGON_M2_vrcmaci_s0:
3102     ID = Intrinsic::hexagon_M2_vrcmaci_s0; break;
3103 
3104   case Hexagon::BI__builtin_HEXAGON_M2_vrcmacr_s0:
3105     ID = Intrinsic::hexagon_M2_vrcmacr_s0; break;
3106 
3107   case Hexagon::BI__builtin_HEXAGON_M2_vrcmaci_s0c:
3108     ID = Intrinsic::hexagon_M2_vrcmaci_s0c; break;
3109 
3110   case Hexagon::BI__builtin_HEXAGON_M2_vrcmacr_s0c:
3111     ID = Intrinsic::hexagon_M2_vrcmacr_s0c; break;
3112 
3113   case Hexagon::BI__builtin_HEXAGON_M2_cmaci_s0:
3114     ID = Intrinsic::hexagon_M2_cmaci_s0; break;
3115 
3116   case Hexagon::BI__builtin_HEXAGON_M2_cmacr_s0:
3117     ID = Intrinsic::hexagon_M2_cmacr_s0; break;
3118 
3119   case Hexagon::BI__builtin_HEXAGON_M2_vrcmpyi_s0:
3120     ID = Intrinsic::hexagon_M2_vrcmpyi_s0; break;
3121 
3122   case Hexagon::BI__builtin_HEXAGON_M2_vrcmpyr_s0:
3123     ID = Intrinsic::hexagon_M2_vrcmpyr_s0; break;
3124 
3125   case Hexagon::BI__builtin_HEXAGON_M2_vrcmpyi_s0c:
3126     ID = Intrinsic::hexagon_M2_vrcmpyi_s0c; break;
3127 
3128   case Hexagon::BI__builtin_HEXAGON_M2_vrcmpyr_s0c:
3129     ID = Intrinsic::hexagon_M2_vrcmpyr_s0c; break;
3130 
3131   case Hexagon::BI__builtin_HEXAGON_M2_cmpyi_s0:
3132     ID = Intrinsic::hexagon_M2_cmpyi_s0; break;
3133 
3134   case Hexagon::BI__builtin_HEXAGON_M2_cmpyr_s0:
3135     ID = Intrinsic::hexagon_M2_cmpyr_s0; break;
3136 
3137   case Hexagon::BI__builtin_HEXAGON_M2_vcmpy_s0_sat_i:
3138     ID = Intrinsic::hexagon_M2_vcmpy_s0_sat_i; break;
3139 
3140   case Hexagon::BI__builtin_HEXAGON_M2_vcmpy_s0_sat_r:
3141     ID = Intrinsic::hexagon_M2_vcmpy_s0_sat_r; break;
3142 
3143   case Hexagon::BI__builtin_HEXAGON_M2_vcmpy_s1_sat_i:
3144     ID = Intrinsic::hexagon_M2_vcmpy_s1_sat_i; break;
3145 
3146   case Hexagon::BI__builtin_HEXAGON_M2_vcmpy_s1_sat_r:
3147     ID = Intrinsic::hexagon_M2_vcmpy_s1_sat_r; break;
3148 
3149   case Hexagon::BI__builtin_HEXAGON_M2_vcmac_s0_sat_i:
3150     ID = Intrinsic::hexagon_M2_vcmac_s0_sat_i; break;
3151 
3152   case Hexagon::BI__builtin_HEXAGON_M2_vcmac_s0_sat_r:
3153     ID = Intrinsic::hexagon_M2_vcmac_s0_sat_r; break;
3154 
3155   case Hexagon::BI__builtin_HEXAGON_S2_vcrotate:
3156     ID = Intrinsic::hexagon_S2_vcrotate; break;
3157 
3158   case Hexagon::BI__builtin_HEXAGON_A2_add:
3159     ID = Intrinsic::hexagon_A2_add; break;
3160 
3161   case Hexagon::BI__builtin_HEXAGON_A2_sub:
3162     ID = Intrinsic::hexagon_A2_sub; break;
3163 
3164   case Hexagon::BI__builtin_HEXAGON_A2_addsat:
3165     ID = Intrinsic::hexagon_A2_addsat; break;
3166 
3167   case Hexagon::BI__builtin_HEXAGON_A2_subsat:
3168     ID = Intrinsic::hexagon_A2_subsat; break;
3169 
3170   case Hexagon::BI__builtin_HEXAGON_A2_addi:
3171     ID = Intrinsic::hexagon_A2_addi; break;
3172 
3173   case Hexagon::BI__builtin_HEXAGON_A2_addh_l16_ll:
3174     ID = Intrinsic::hexagon_A2_addh_l16_ll; break;
3175 
3176   case Hexagon::BI__builtin_HEXAGON_A2_addh_l16_hl:
3177     ID = Intrinsic::hexagon_A2_addh_l16_hl; break;
3178 
3179   case Hexagon::BI__builtin_HEXAGON_A2_addh_l16_sat_ll:
3180     ID = Intrinsic::hexagon_A2_addh_l16_sat_ll; break;
3181 
3182   case Hexagon::BI__builtin_HEXAGON_A2_addh_l16_sat_hl:
3183     ID = Intrinsic::hexagon_A2_addh_l16_sat_hl; break;
3184 
3185   case Hexagon::BI__builtin_HEXAGON_A2_subh_l16_ll:
3186     ID = Intrinsic::hexagon_A2_subh_l16_ll; break;
3187 
3188   case Hexagon::BI__builtin_HEXAGON_A2_subh_l16_hl:
3189     ID = Intrinsic::hexagon_A2_subh_l16_hl; break;
3190 
3191   case Hexagon::BI__builtin_HEXAGON_A2_subh_l16_sat_ll:
3192     ID = Intrinsic::hexagon_A2_subh_l16_sat_ll; break;
3193 
3194   case Hexagon::BI__builtin_HEXAGON_A2_subh_l16_sat_hl:
3195     ID = Intrinsic::hexagon_A2_subh_l16_sat_hl; break;
3196 
3197   case Hexagon::BI__builtin_HEXAGON_A2_addh_h16_ll:
3198     ID = Intrinsic::hexagon_A2_addh_h16_ll; break;
3199 
3200   case Hexagon::BI__builtin_HEXAGON_A2_addh_h16_lh:
3201     ID = Intrinsic::hexagon_A2_addh_h16_lh; break;
3202 
3203   case Hexagon::BI__builtin_HEXAGON_A2_addh_h16_hl:
3204     ID = Intrinsic::hexagon_A2_addh_h16_hl; break;
3205 
3206   case Hexagon::BI__builtin_HEXAGON_A2_addh_h16_hh:
3207     ID = Intrinsic::hexagon_A2_addh_h16_hh; break;
3208 
3209   case Hexagon::BI__builtin_HEXAGON_A2_addh_h16_sat_ll:
3210     ID = Intrinsic::hexagon_A2_addh_h16_sat_ll; break;
3211 
3212   case Hexagon::BI__builtin_HEXAGON_A2_addh_h16_sat_lh:
3213     ID = Intrinsic::hexagon_A2_addh_h16_sat_lh; break;
3214 
3215   case Hexagon::BI__builtin_HEXAGON_A2_addh_h16_sat_hl:
3216     ID = Intrinsic::hexagon_A2_addh_h16_sat_hl; break;
3217 
3218   case Hexagon::BI__builtin_HEXAGON_A2_addh_h16_sat_hh:
3219     ID = Intrinsic::hexagon_A2_addh_h16_sat_hh; break;
3220 
3221   case Hexagon::BI__builtin_HEXAGON_A2_subh_h16_ll:
3222     ID = Intrinsic::hexagon_A2_subh_h16_ll; break;
3223 
3224   case Hexagon::BI__builtin_HEXAGON_A2_subh_h16_lh:
3225     ID = Intrinsic::hexagon_A2_subh_h16_lh; break;
3226 
3227   case Hexagon::BI__builtin_HEXAGON_A2_subh_h16_hl:
3228     ID = Intrinsic::hexagon_A2_subh_h16_hl; break;
3229 
3230   case Hexagon::BI__builtin_HEXAGON_A2_subh_h16_hh:
3231     ID = Intrinsic::hexagon_A2_subh_h16_hh; break;
3232 
3233   case Hexagon::BI__builtin_HEXAGON_A2_subh_h16_sat_ll:
3234     ID = Intrinsic::hexagon_A2_subh_h16_sat_ll; break;
3235 
3236   case Hexagon::BI__builtin_HEXAGON_A2_subh_h16_sat_lh:
3237     ID = Intrinsic::hexagon_A2_subh_h16_sat_lh; break;
3238 
3239   case Hexagon::BI__builtin_HEXAGON_A2_subh_h16_sat_hl:
3240     ID = Intrinsic::hexagon_A2_subh_h16_sat_hl; break;
3241 
3242   case Hexagon::BI__builtin_HEXAGON_A2_subh_h16_sat_hh:
3243     ID = Intrinsic::hexagon_A2_subh_h16_sat_hh; break;
3244 
3245   case Hexagon::BI__builtin_HEXAGON_A2_aslh:
3246     ID = Intrinsic::hexagon_A2_aslh; break;
3247 
3248   case Hexagon::BI__builtin_HEXAGON_A2_asrh:
3249     ID = Intrinsic::hexagon_A2_asrh; break;
3250 
3251   case Hexagon::BI__builtin_HEXAGON_A2_addp:
3252     ID = Intrinsic::hexagon_A2_addp; break;
3253 
3254   case Hexagon::BI__builtin_HEXAGON_A2_addpsat:
3255     ID = Intrinsic::hexagon_A2_addpsat; break;
3256 
3257   case Hexagon::BI__builtin_HEXAGON_A2_addsp:
3258     ID = Intrinsic::hexagon_A2_addsp; break;
3259 
3260   case Hexagon::BI__builtin_HEXAGON_A2_subp:
3261     ID = Intrinsic::hexagon_A2_subp; break;
3262 
3263   case Hexagon::BI__builtin_HEXAGON_A2_neg:
3264     ID = Intrinsic::hexagon_A2_neg; break;
3265 
3266   case Hexagon::BI__builtin_HEXAGON_A2_negsat:
3267     ID = Intrinsic::hexagon_A2_negsat; break;
3268 
3269   case Hexagon::BI__builtin_HEXAGON_A2_abs:
3270     ID = Intrinsic::hexagon_A2_abs; break;
3271 
3272   case Hexagon::BI__builtin_HEXAGON_A2_abssat:
3273     ID = Intrinsic::hexagon_A2_abssat; break;
3274 
3275   case Hexagon::BI__builtin_HEXAGON_A2_vconj:
3276     ID = Intrinsic::hexagon_A2_vconj; break;
3277 
3278   case Hexagon::BI__builtin_HEXAGON_A2_negp:
3279     ID = Intrinsic::hexagon_A2_negp; break;
3280 
3281   case Hexagon::BI__builtin_HEXAGON_A2_absp:
3282     ID = Intrinsic::hexagon_A2_absp; break;
3283 
3284   case Hexagon::BI__builtin_HEXAGON_A2_max:
3285     ID = Intrinsic::hexagon_A2_max; break;
3286 
3287   case Hexagon::BI__builtin_HEXAGON_A2_maxu:
3288     ID = Intrinsic::hexagon_A2_maxu; break;
3289 
3290   case Hexagon::BI__builtin_HEXAGON_A2_min:
3291     ID = Intrinsic::hexagon_A2_min; break;
3292 
3293   case Hexagon::BI__builtin_HEXAGON_A2_minu:
3294     ID = Intrinsic::hexagon_A2_minu; break;
3295 
3296   case Hexagon::BI__builtin_HEXAGON_A2_maxp:
3297     ID = Intrinsic::hexagon_A2_maxp; break;
3298 
3299   case Hexagon::BI__builtin_HEXAGON_A2_maxup:
3300     ID = Intrinsic::hexagon_A2_maxup; break;
3301 
3302   case Hexagon::BI__builtin_HEXAGON_A2_minp:
3303     ID = Intrinsic::hexagon_A2_minp; break;
3304 
3305   case Hexagon::BI__builtin_HEXAGON_A2_minup:
3306     ID = Intrinsic::hexagon_A2_minup; break;
3307 
3308   case Hexagon::BI__builtin_HEXAGON_A2_tfr:
3309     ID = Intrinsic::hexagon_A2_tfr; break;
3310 
3311   case Hexagon::BI__builtin_HEXAGON_A2_tfrsi:
3312     ID = Intrinsic::hexagon_A2_tfrsi; break;
3313 
3314   case Hexagon::BI__builtin_HEXAGON_A2_tfrp:
3315     ID = Intrinsic::hexagon_A2_tfrp; break;
3316 
3317   case Hexagon::BI__builtin_HEXAGON_A2_tfrpi:
3318     ID = Intrinsic::hexagon_A2_tfrpi; break;
3319 
3320   case Hexagon::BI__builtin_HEXAGON_A2_zxtb:
3321     ID = Intrinsic::hexagon_A2_zxtb; break;
3322 
3323   case Hexagon::BI__builtin_HEXAGON_A2_sxtb:
3324     ID = Intrinsic::hexagon_A2_sxtb; break;
3325 
3326   case Hexagon::BI__builtin_HEXAGON_A2_zxth:
3327     ID = Intrinsic::hexagon_A2_zxth; break;
3328 
3329   case Hexagon::BI__builtin_HEXAGON_A2_sxth:
3330     ID = Intrinsic::hexagon_A2_sxth; break;
3331 
3332   case Hexagon::BI__builtin_HEXAGON_A2_combinew:
3333     ID = Intrinsic::hexagon_A2_combinew; break;
3334 
3335   case Hexagon::BI__builtin_HEXAGON_A2_combineii:
3336     ID = Intrinsic::hexagon_A2_combineii; break;
3337 
3338   case Hexagon::BI__builtin_HEXAGON_A2_combine_hh:
3339     ID = Intrinsic::hexagon_A2_combine_hh; break;
3340 
3341   case Hexagon::BI__builtin_HEXAGON_A2_combine_hl:
3342     ID = Intrinsic::hexagon_A2_combine_hl; break;
3343 
3344   case Hexagon::BI__builtin_HEXAGON_A2_combine_lh:
3345     ID = Intrinsic::hexagon_A2_combine_lh; break;
3346 
3347   case Hexagon::BI__builtin_HEXAGON_A2_combine_ll:
3348     ID = Intrinsic::hexagon_A2_combine_ll; break;
3349 
3350   case Hexagon::BI__builtin_HEXAGON_A2_tfril:
3351     ID = Intrinsic::hexagon_A2_tfril; break;
3352 
3353   case Hexagon::BI__builtin_HEXAGON_A2_tfrih:
3354     ID = Intrinsic::hexagon_A2_tfrih; break;
3355 
3356   case Hexagon::BI__builtin_HEXAGON_A2_and:
3357     ID = Intrinsic::hexagon_A2_and; break;
3358 
3359   case Hexagon::BI__builtin_HEXAGON_A2_or:
3360     ID = Intrinsic::hexagon_A2_or; break;
3361 
3362   case Hexagon::BI__builtin_HEXAGON_A2_xor:
3363     ID = Intrinsic::hexagon_A2_xor; break;
3364 
3365   case Hexagon::BI__builtin_HEXAGON_A2_not:
3366     ID = Intrinsic::hexagon_A2_not; break;
3367 
3368   case Hexagon::BI__builtin_HEXAGON_M2_xor_xacc:
3369     ID = Intrinsic::hexagon_M2_xor_xacc; break;
3370 
3371   case Hexagon::BI__builtin_HEXAGON_A2_subri:
3372     ID = Intrinsic::hexagon_A2_subri; break;
3373 
3374   case Hexagon::BI__builtin_HEXAGON_A2_andir:
3375     ID = Intrinsic::hexagon_A2_andir; break;
3376 
3377   case Hexagon::BI__builtin_HEXAGON_A2_orir:
3378     ID = Intrinsic::hexagon_A2_orir; break;
3379 
3380   case Hexagon::BI__builtin_HEXAGON_A2_andp:
3381     ID = Intrinsic::hexagon_A2_andp; break;
3382 
3383   case Hexagon::BI__builtin_HEXAGON_A2_orp:
3384     ID = Intrinsic::hexagon_A2_orp; break;
3385 
3386   case Hexagon::BI__builtin_HEXAGON_A2_xorp:
3387     ID = Intrinsic::hexagon_A2_xorp; break;
3388 
3389   case Hexagon::BI__builtin_HEXAGON_A2_notp:
3390     ID = Intrinsic::hexagon_A2_notp; break;
3391 
3392   case Hexagon::BI__builtin_HEXAGON_A2_sxtw:
3393     ID = Intrinsic::hexagon_A2_sxtw; break;
3394 
3395   case Hexagon::BI__builtin_HEXAGON_A2_sat:
3396     ID = Intrinsic::hexagon_A2_sat; break;
3397 
3398   case Hexagon::BI__builtin_HEXAGON_A2_sath:
3399     ID = Intrinsic::hexagon_A2_sath; break;
3400 
3401   case Hexagon::BI__builtin_HEXAGON_A2_satuh:
3402     ID = Intrinsic::hexagon_A2_satuh; break;
3403 
3404   case Hexagon::BI__builtin_HEXAGON_A2_satub:
3405     ID = Intrinsic::hexagon_A2_satub; break;
3406 
3407   case Hexagon::BI__builtin_HEXAGON_A2_satb:
3408     ID = Intrinsic::hexagon_A2_satb; break;
3409 
3410   case Hexagon::BI__builtin_HEXAGON_A2_vaddub:
3411     ID = Intrinsic::hexagon_A2_vaddub; break;
3412 
3413   case Hexagon::BI__builtin_HEXAGON_A2_vaddubs:
3414     ID = Intrinsic::hexagon_A2_vaddubs; break;
3415 
3416   case Hexagon::BI__builtin_HEXAGON_A2_vaddh:
3417     ID = Intrinsic::hexagon_A2_vaddh; break;
3418 
3419   case Hexagon::BI__builtin_HEXAGON_A2_vaddhs:
3420     ID = Intrinsic::hexagon_A2_vaddhs; break;
3421 
3422   case Hexagon::BI__builtin_HEXAGON_A2_vadduhs:
3423     ID = Intrinsic::hexagon_A2_vadduhs; break;
3424 
3425   case Hexagon::BI__builtin_HEXAGON_A2_vaddw:
3426     ID = Intrinsic::hexagon_A2_vaddw; break;
3427 
3428   case Hexagon::BI__builtin_HEXAGON_A2_vaddws:
3429     ID = Intrinsic::hexagon_A2_vaddws; break;
3430 
3431   case Hexagon::BI__builtin_HEXAGON_A2_svavgh:
3432     ID = Intrinsic::hexagon_A2_svavgh; break;
3433 
3434   case Hexagon::BI__builtin_HEXAGON_A2_svavghs:
3435     ID = Intrinsic::hexagon_A2_svavghs; break;
3436 
3437   case Hexagon::BI__builtin_HEXAGON_A2_svnavgh:
3438     ID = Intrinsic::hexagon_A2_svnavgh; break;
3439 
3440   case Hexagon::BI__builtin_HEXAGON_A2_svaddh:
3441     ID = Intrinsic::hexagon_A2_svaddh; break;
3442 
3443   case Hexagon::BI__builtin_HEXAGON_A2_svaddhs:
3444     ID = Intrinsic::hexagon_A2_svaddhs; break;
3445 
3446   case Hexagon::BI__builtin_HEXAGON_A2_svadduhs:
3447     ID = Intrinsic::hexagon_A2_svadduhs; break;
3448 
3449   case Hexagon::BI__builtin_HEXAGON_A2_svsubh:
3450     ID = Intrinsic::hexagon_A2_svsubh; break;
3451 
3452   case Hexagon::BI__builtin_HEXAGON_A2_svsubhs:
3453     ID = Intrinsic::hexagon_A2_svsubhs; break;
3454 
3455   case Hexagon::BI__builtin_HEXAGON_A2_svsubuhs:
3456     ID = Intrinsic::hexagon_A2_svsubuhs; break;
3457 
3458   case Hexagon::BI__builtin_HEXAGON_A2_vraddub:
3459     ID = Intrinsic::hexagon_A2_vraddub; break;
3460 
3461   case Hexagon::BI__builtin_HEXAGON_A2_vraddub_acc:
3462     ID = Intrinsic::hexagon_A2_vraddub_acc; break;
3463 
3464   case Hexagon::BI__builtin_HEXAGON_M2_vradduh:
3465     ID = Intrinsic::hexagon_M2_vradduh; break;
3466 
3467   case Hexagon::BI__builtin_HEXAGON_A2_vsubub:
3468     ID = Intrinsic::hexagon_A2_vsubub; break;
3469 
3470   case Hexagon::BI__builtin_HEXAGON_A2_vsububs:
3471     ID = Intrinsic::hexagon_A2_vsububs; break;
3472 
3473   case Hexagon::BI__builtin_HEXAGON_A2_vsubh:
3474     ID = Intrinsic::hexagon_A2_vsubh; break;
3475 
3476   case Hexagon::BI__builtin_HEXAGON_A2_vsubhs:
3477     ID = Intrinsic::hexagon_A2_vsubhs; break;
3478 
3479   case Hexagon::BI__builtin_HEXAGON_A2_vsubuhs:
3480     ID = Intrinsic::hexagon_A2_vsubuhs; break;
3481 
3482   case Hexagon::BI__builtin_HEXAGON_A2_vsubw:
3483     ID = Intrinsic::hexagon_A2_vsubw; break;
3484 
3485   case Hexagon::BI__builtin_HEXAGON_A2_vsubws:
3486     ID = Intrinsic::hexagon_A2_vsubws; break;
3487 
3488   case Hexagon::BI__builtin_HEXAGON_A2_vabsh:
3489     ID = Intrinsic::hexagon_A2_vabsh; break;
3490 
3491   case Hexagon::BI__builtin_HEXAGON_A2_vabshsat:
3492     ID = Intrinsic::hexagon_A2_vabshsat; break;
3493 
3494   case Hexagon::BI__builtin_HEXAGON_A2_vabsw:
3495     ID = Intrinsic::hexagon_A2_vabsw; break;
3496 
3497   case Hexagon::BI__builtin_HEXAGON_A2_vabswsat:
3498     ID = Intrinsic::hexagon_A2_vabswsat; break;
3499 
3500   case Hexagon::BI__builtin_HEXAGON_M2_vabsdiffw:
3501     ID = Intrinsic::hexagon_M2_vabsdiffw; break;
3502 
3503   case Hexagon::BI__builtin_HEXAGON_M2_vabsdiffh:
3504     ID = Intrinsic::hexagon_M2_vabsdiffh; break;
3505 
3506   case Hexagon::BI__builtin_HEXAGON_A2_vrsadub:
3507     ID = Intrinsic::hexagon_A2_vrsadub; break;
3508 
3509   case Hexagon::BI__builtin_HEXAGON_A2_vrsadub_acc:
3510     ID = Intrinsic::hexagon_A2_vrsadub_acc; break;
3511 
3512   case Hexagon::BI__builtin_HEXAGON_A2_vavgub:
3513     ID = Intrinsic::hexagon_A2_vavgub; break;
3514 
3515   case Hexagon::BI__builtin_HEXAGON_A2_vavguh:
3516     ID = Intrinsic::hexagon_A2_vavguh; break;
3517 
3518   case Hexagon::BI__builtin_HEXAGON_A2_vavgh:
3519     ID = Intrinsic::hexagon_A2_vavgh; break;
3520 
3521   case Hexagon::BI__builtin_HEXAGON_A2_vnavgh:
3522     ID = Intrinsic::hexagon_A2_vnavgh; break;
3523 
3524   case Hexagon::BI__builtin_HEXAGON_A2_vavgw:
3525     ID = Intrinsic::hexagon_A2_vavgw; break;
3526 
3527   case Hexagon::BI__builtin_HEXAGON_A2_vnavgw:
3528     ID = Intrinsic::hexagon_A2_vnavgw; break;
3529 
3530   case Hexagon::BI__builtin_HEXAGON_A2_vavgwr:
3531     ID = Intrinsic::hexagon_A2_vavgwr; break;
3532 
3533   case Hexagon::BI__builtin_HEXAGON_A2_vnavgwr:
3534     ID = Intrinsic::hexagon_A2_vnavgwr; break;
3535 
3536   case Hexagon::BI__builtin_HEXAGON_A2_vavgwcr:
3537     ID = Intrinsic::hexagon_A2_vavgwcr; break;
3538 
3539   case Hexagon::BI__builtin_HEXAGON_A2_vnavgwcr:
3540     ID = Intrinsic::hexagon_A2_vnavgwcr; break;
3541 
3542   case Hexagon::BI__builtin_HEXAGON_A2_vavghcr:
3543     ID = Intrinsic::hexagon_A2_vavghcr; break;
3544 
3545   case Hexagon::BI__builtin_HEXAGON_A2_vnavghcr:
3546     ID = Intrinsic::hexagon_A2_vnavghcr; break;
3547 
3548   case Hexagon::BI__builtin_HEXAGON_A2_vavguw:
3549     ID = Intrinsic::hexagon_A2_vavguw; break;
3550 
3551   case Hexagon::BI__builtin_HEXAGON_A2_vavguwr:
3552     ID = Intrinsic::hexagon_A2_vavguwr; break;
3553 
3554   case Hexagon::BI__builtin_HEXAGON_A2_vavgubr:
3555     ID = Intrinsic::hexagon_A2_vavgubr; break;
3556 
3557   case Hexagon::BI__builtin_HEXAGON_A2_vavguhr:
3558     ID = Intrinsic::hexagon_A2_vavguhr; break;
3559 
3560   case Hexagon::BI__builtin_HEXAGON_A2_vavghr:
3561     ID = Intrinsic::hexagon_A2_vavghr; break;
3562 
3563   case Hexagon::BI__builtin_HEXAGON_A2_vnavghr:
3564     ID = Intrinsic::hexagon_A2_vnavghr; break;
3565 
3566   case Hexagon::BI__builtin_HEXAGON_A2_vminh:
3567     ID = Intrinsic::hexagon_A2_vminh; break;
3568 
3569   case Hexagon::BI__builtin_HEXAGON_A2_vmaxh:
3570     ID = Intrinsic::hexagon_A2_vmaxh; break;
3571 
3572   case Hexagon::BI__builtin_HEXAGON_A2_vminub:
3573     ID = Intrinsic::hexagon_A2_vminub; break;
3574 
3575   case Hexagon::BI__builtin_HEXAGON_A2_vmaxub:
3576     ID = Intrinsic::hexagon_A2_vmaxub; break;
3577 
3578   case Hexagon::BI__builtin_HEXAGON_A2_vminuh:
3579     ID = Intrinsic::hexagon_A2_vminuh; break;
3580 
3581   case Hexagon::BI__builtin_HEXAGON_A2_vmaxuh:
3582     ID = Intrinsic::hexagon_A2_vmaxuh; break;
3583 
3584   case Hexagon::BI__builtin_HEXAGON_A2_vminw:
3585     ID = Intrinsic::hexagon_A2_vminw; break;
3586 
3587   case Hexagon::BI__builtin_HEXAGON_A2_vmaxw:
3588     ID = Intrinsic::hexagon_A2_vmaxw; break;
3589 
3590   case Hexagon::BI__builtin_HEXAGON_A2_vminuw:
3591     ID = Intrinsic::hexagon_A2_vminuw; break;
3592 
3593   case Hexagon::BI__builtin_HEXAGON_A2_vmaxuw:
3594     ID = Intrinsic::hexagon_A2_vmaxuw; break;
3595 
3596   case Hexagon::BI__builtin_HEXAGON_S2_asr_r_r:
3597     ID = Intrinsic::hexagon_S2_asr_r_r; break;
3598 
3599   case Hexagon::BI__builtin_HEXAGON_S2_asl_r_r:
3600     ID = Intrinsic::hexagon_S2_asl_r_r; break;
3601 
3602   case Hexagon::BI__builtin_HEXAGON_S2_lsr_r_r:
3603     ID = Intrinsic::hexagon_S2_lsr_r_r; break;
3604 
3605   case Hexagon::BI__builtin_HEXAGON_S2_lsl_r_r:
3606     ID = Intrinsic::hexagon_S2_lsl_r_r; break;
3607 
3608   case Hexagon::BI__builtin_HEXAGON_S2_asr_r_p:
3609     ID = Intrinsic::hexagon_S2_asr_r_p; break;
3610 
3611   case Hexagon::BI__builtin_HEXAGON_S2_asl_r_p:
3612     ID = Intrinsic::hexagon_S2_asl_r_p; break;
3613 
3614   case Hexagon::BI__builtin_HEXAGON_S2_lsr_r_p:
3615     ID = Intrinsic::hexagon_S2_lsr_r_p; break;
3616 
3617   case Hexagon::BI__builtin_HEXAGON_S2_lsl_r_p:
3618     ID = Intrinsic::hexagon_S2_lsl_r_p; break;
3619 
3620   case Hexagon::BI__builtin_HEXAGON_S2_asr_r_r_acc:
3621     ID = Intrinsic::hexagon_S2_asr_r_r_acc; break;
3622 
3623   case Hexagon::BI__builtin_HEXAGON_S2_asl_r_r_acc:
3624     ID = Intrinsic::hexagon_S2_asl_r_r_acc; break;
3625 
3626   case Hexagon::BI__builtin_HEXAGON_S2_lsr_r_r_acc:
3627     ID = Intrinsic::hexagon_S2_lsr_r_r_acc; break;
3628 
3629   case Hexagon::BI__builtin_HEXAGON_S2_lsl_r_r_acc:
3630     ID = Intrinsic::hexagon_S2_lsl_r_r_acc; break;
3631 
3632   case Hexagon::BI__builtin_HEXAGON_S2_asr_r_p_acc:
3633     ID = Intrinsic::hexagon_S2_asr_r_p_acc; break;
3634 
3635   case Hexagon::BI__builtin_HEXAGON_S2_asl_r_p_acc:
3636     ID = Intrinsic::hexagon_S2_asl_r_p_acc; break;
3637 
3638   case Hexagon::BI__builtin_HEXAGON_S2_lsr_r_p_acc:
3639     ID = Intrinsic::hexagon_S2_lsr_r_p_acc; break;
3640 
3641   case Hexagon::BI__builtin_HEXAGON_S2_lsl_r_p_acc:
3642     ID = Intrinsic::hexagon_S2_lsl_r_p_acc; break;
3643 
3644   case Hexagon::BI__builtin_HEXAGON_S2_asr_r_r_nac:
3645     ID = Intrinsic::hexagon_S2_asr_r_r_nac; break;
3646 
3647   case Hexagon::BI__builtin_HEXAGON_S2_asl_r_r_nac:
3648     ID = Intrinsic::hexagon_S2_asl_r_r_nac; break;
3649 
3650   case Hexagon::BI__builtin_HEXAGON_S2_lsr_r_r_nac:
3651     ID = Intrinsic::hexagon_S2_lsr_r_r_nac; break;
3652 
3653   case Hexagon::BI__builtin_HEXAGON_S2_lsl_r_r_nac:
3654     ID = Intrinsic::hexagon_S2_lsl_r_r_nac; break;
3655 
3656   case Hexagon::BI__builtin_HEXAGON_S2_asr_r_p_nac:
3657     ID = Intrinsic::hexagon_S2_asr_r_p_nac; break;
3658 
3659   case Hexagon::BI__builtin_HEXAGON_S2_asl_r_p_nac:
3660     ID = Intrinsic::hexagon_S2_asl_r_p_nac; break;
3661 
3662   case Hexagon::BI__builtin_HEXAGON_S2_lsr_r_p_nac:
3663     ID = Intrinsic::hexagon_S2_lsr_r_p_nac; break;
3664 
3665   case Hexagon::BI__builtin_HEXAGON_S2_lsl_r_p_nac:
3666     ID = Intrinsic::hexagon_S2_lsl_r_p_nac; break;
3667 
3668   case Hexagon::BI__builtin_HEXAGON_S2_asr_r_r_and:
3669     ID = Intrinsic::hexagon_S2_asr_r_r_and; break;
3670 
3671   case Hexagon::BI__builtin_HEXAGON_S2_asl_r_r_and:
3672     ID = Intrinsic::hexagon_S2_asl_r_r_and; break;
3673 
3674   case Hexagon::BI__builtin_HEXAGON_S2_lsr_r_r_and:
3675     ID = Intrinsic::hexagon_S2_lsr_r_r_and; break;
3676 
3677   case Hexagon::BI__builtin_HEXAGON_S2_lsl_r_r_and:
3678     ID = Intrinsic::hexagon_S2_lsl_r_r_and; break;
3679 
3680   case Hexagon::BI__builtin_HEXAGON_S2_asr_r_r_or:
3681     ID = Intrinsic::hexagon_S2_asr_r_r_or; break;
3682 
3683   case Hexagon::BI__builtin_HEXAGON_S2_asl_r_r_or:
3684     ID = Intrinsic::hexagon_S2_asl_r_r_or; break;
3685 
3686   case Hexagon::BI__builtin_HEXAGON_S2_lsr_r_r_or:
3687     ID = Intrinsic::hexagon_S2_lsr_r_r_or; break;
3688 
3689   case Hexagon::BI__builtin_HEXAGON_S2_lsl_r_r_or:
3690     ID = Intrinsic::hexagon_S2_lsl_r_r_or; break;
3691 
3692   case Hexagon::BI__builtin_HEXAGON_S2_asr_r_p_and:
3693     ID = Intrinsic::hexagon_S2_asr_r_p_and; break;
3694 
3695   case Hexagon::BI__builtin_HEXAGON_S2_asl_r_p_and:
3696     ID = Intrinsic::hexagon_S2_asl_r_p_and; break;
3697 
3698   case Hexagon::BI__builtin_HEXAGON_S2_lsr_r_p_and:
3699     ID = Intrinsic::hexagon_S2_lsr_r_p_and; break;
3700 
3701   case Hexagon::BI__builtin_HEXAGON_S2_lsl_r_p_and:
3702     ID = Intrinsic::hexagon_S2_lsl_r_p_and; break;
3703 
3704   case Hexagon::BI__builtin_HEXAGON_S2_asr_r_p_or:
3705     ID = Intrinsic::hexagon_S2_asr_r_p_or; break;
3706 
3707   case Hexagon::BI__builtin_HEXAGON_S2_asl_r_p_or:
3708     ID = Intrinsic::hexagon_S2_asl_r_p_or; break;
3709 
3710   case Hexagon::BI__builtin_HEXAGON_S2_lsr_r_p_or:
3711     ID = Intrinsic::hexagon_S2_lsr_r_p_or; break;
3712 
3713   case Hexagon::BI__builtin_HEXAGON_S2_lsl_r_p_or:
3714     ID = Intrinsic::hexagon_S2_lsl_r_p_or; break;
3715 
3716   case Hexagon::BI__builtin_HEXAGON_S2_asr_r_r_sat:
3717     ID = Intrinsic::hexagon_S2_asr_r_r_sat; break;
3718 
3719   case Hexagon::BI__builtin_HEXAGON_S2_asl_r_r_sat:
3720     ID = Intrinsic::hexagon_S2_asl_r_r_sat; break;
3721 
3722   case Hexagon::BI__builtin_HEXAGON_S2_asr_i_r:
3723     ID = Intrinsic::hexagon_S2_asr_i_r; break;
3724 
3725   case Hexagon::BI__builtin_HEXAGON_S2_lsr_i_r:
3726     ID = Intrinsic::hexagon_S2_lsr_i_r; break;
3727 
3728   case Hexagon::BI__builtin_HEXAGON_S2_asl_i_r:
3729     ID = Intrinsic::hexagon_S2_asl_i_r; break;
3730 
3731   case Hexagon::BI__builtin_HEXAGON_S2_asr_i_p:
3732     ID = Intrinsic::hexagon_S2_asr_i_p; break;
3733 
3734   case Hexagon::BI__builtin_HEXAGON_S2_lsr_i_p:
3735     ID = Intrinsic::hexagon_S2_lsr_i_p; break;
3736 
3737   case Hexagon::BI__builtin_HEXAGON_S2_asl_i_p:
3738     ID = Intrinsic::hexagon_S2_asl_i_p; break;
3739 
3740   case Hexagon::BI__builtin_HEXAGON_S2_asr_i_r_acc:
3741     ID = Intrinsic::hexagon_S2_asr_i_r_acc; break;
3742 
3743   case Hexagon::BI__builtin_HEXAGON_S2_lsr_i_r_acc:
3744     ID = Intrinsic::hexagon_S2_lsr_i_r_acc; break;
3745 
3746   case Hexagon::BI__builtin_HEXAGON_S2_asl_i_r_acc:
3747     ID = Intrinsic::hexagon_S2_asl_i_r_acc; break;
3748 
3749   case Hexagon::BI__builtin_HEXAGON_S2_asr_i_p_acc:
3750     ID = Intrinsic::hexagon_S2_asr_i_p_acc; break;
3751 
3752   case Hexagon::BI__builtin_HEXAGON_S2_lsr_i_p_acc:
3753     ID = Intrinsic::hexagon_S2_lsr_i_p_acc; break;
3754 
3755   case Hexagon::BI__builtin_HEXAGON_S2_asl_i_p_acc:
3756     ID = Intrinsic::hexagon_S2_asl_i_p_acc; break;
3757 
3758   case Hexagon::BI__builtin_HEXAGON_S2_asr_i_r_nac:
3759     ID = Intrinsic::hexagon_S2_asr_i_r_nac; break;
3760 
3761   case Hexagon::BI__builtin_HEXAGON_S2_lsr_i_r_nac:
3762     ID = Intrinsic::hexagon_S2_lsr_i_r_nac; break;
3763 
3764   case Hexagon::BI__builtin_HEXAGON_S2_asl_i_r_nac:
3765     ID = Intrinsic::hexagon_S2_asl_i_r_nac; break;
3766 
3767   case Hexagon::BI__builtin_HEXAGON_S2_asr_i_p_nac:
3768     ID = Intrinsic::hexagon_S2_asr_i_p_nac; break;
3769 
3770   case Hexagon::BI__builtin_HEXAGON_S2_lsr_i_p_nac:
3771     ID = Intrinsic::hexagon_S2_lsr_i_p_nac; break;
3772 
3773   case Hexagon::BI__builtin_HEXAGON_S2_asl_i_p_nac:
3774     ID = Intrinsic::hexagon_S2_asl_i_p_nac; break;
3775 
3776   case Hexagon::BI__builtin_HEXAGON_S2_lsr_i_r_xacc:
3777     ID = Intrinsic::hexagon_S2_lsr_i_r_xacc; break;
3778 
3779   case Hexagon::BI__builtin_HEXAGON_S2_asl_i_r_xacc:
3780     ID = Intrinsic::hexagon_S2_asl_i_r_xacc; break;
3781 
3782   case Hexagon::BI__builtin_HEXAGON_S2_lsr_i_p_xacc:
3783     ID = Intrinsic::hexagon_S2_lsr_i_p_xacc; break;
3784 
3785   case Hexagon::BI__builtin_HEXAGON_S2_asl_i_p_xacc:
3786     ID = Intrinsic::hexagon_S2_asl_i_p_xacc; break;
3787 
3788   case Hexagon::BI__builtin_HEXAGON_S2_asr_i_r_and:
3789     ID = Intrinsic::hexagon_S2_asr_i_r_and; break;
3790 
3791   case Hexagon::BI__builtin_HEXAGON_S2_lsr_i_r_and:
3792     ID = Intrinsic::hexagon_S2_lsr_i_r_and; break;
3793 
3794   case Hexagon::BI__builtin_HEXAGON_S2_asl_i_r_and:
3795     ID = Intrinsic::hexagon_S2_asl_i_r_and; break;
3796 
3797   case Hexagon::BI__builtin_HEXAGON_S2_asr_i_r_or:
3798     ID = Intrinsic::hexagon_S2_asr_i_r_or; break;
3799 
3800   case Hexagon::BI__builtin_HEXAGON_S2_lsr_i_r_or:
3801     ID = Intrinsic::hexagon_S2_lsr_i_r_or; break;
3802 
3803   case Hexagon::BI__builtin_HEXAGON_S2_asl_i_r_or:
3804     ID = Intrinsic::hexagon_S2_asl_i_r_or; break;
3805 
3806   case Hexagon::BI__builtin_HEXAGON_S2_asr_i_p_and:
3807     ID = Intrinsic::hexagon_S2_asr_i_p_and; break;
3808 
3809   case Hexagon::BI__builtin_HEXAGON_S2_lsr_i_p_and:
3810     ID = Intrinsic::hexagon_S2_lsr_i_p_and; break;
3811 
3812   case Hexagon::BI__builtin_HEXAGON_S2_asl_i_p_and:
3813     ID = Intrinsic::hexagon_S2_asl_i_p_and; break;
3814 
3815   case Hexagon::BI__builtin_HEXAGON_S2_asr_i_p_or:
3816     ID = Intrinsic::hexagon_S2_asr_i_p_or; break;
3817 
3818   case Hexagon::BI__builtin_HEXAGON_S2_lsr_i_p_or:
3819     ID = Intrinsic::hexagon_S2_lsr_i_p_or; break;
3820 
3821   case Hexagon::BI__builtin_HEXAGON_S2_asl_i_p_or:
3822     ID = Intrinsic::hexagon_S2_asl_i_p_or; break;
3823 
3824   case Hexagon::BI__builtin_HEXAGON_S2_asl_i_r_sat:
3825     ID = Intrinsic::hexagon_S2_asl_i_r_sat; break;
3826 
3827   case Hexagon::BI__builtin_HEXAGON_S2_asr_i_r_rnd:
3828     ID = Intrinsic::hexagon_S2_asr_i_r_rnd; break;
3829 
3830   case Hexagon::BI__builtin_HEXAGON_S2_asr_i_r_rnd_goodsyntax:
3831     ID = Intrinsic::hexagon_S2_asr_i_r_rnd_goodsyntax; break;
3832 
3833   case Hexagon::BI__builtin_HEXAGON_S2_addasl_rrri:
3834     ID = Intrinsic::hexagon_S2_addasl_rrri; break;
3835 
3836   case Hexagon::BI__builtin_HEXAGON_S2_valignib:
3837     ID = Intrinsic::hexagon_S2_valignib; break;
3838 
3839   case Hexagon::BI__builtin_HEXAGON_S2_valignrb:
3840     ID = Intrinsic::hexagon_S2_valignrb; break;
3841 
3842   case Hexagon::BI__builtin_HEXAGON_S2_vspliceib:
3843     ID = Intrinsic::hexagon_S2_vspliceib; break;
3844 
3845   case Hexagon::BI__builtin_HEXAGON_S2_vsplicerb:
3846     ID = Intrinsic::hexagon_S2_vsplicerb; break;
3847 
3848   case Hexagon::BI__builtin_HEXAGON_S2_vsplatrh:
3849     ID = Intrinsic::hexagon_S2_vsplatrh; break;
3850 
3851   case Hexagon::BI__builtin_HEXAGON_S2_vsplatrb:
3852     ID = Intrinsic::hexagon_S2_vsplatrb; break;
3853 
3854   case Hexagon::BI__builtin_HEXAGON_S2_insert:
3855     ID = Intrinsic::hexagon_S2_insert; break;
3856 
3857   case Hexagon::BI__builtin_HEXAGON_S2_tableidxb_goodsyntax:
3858     ID = Intrinsic::hexagon_S2_tableidxb_goodsyntax; break;
3859 
3860   case Hexagon::BI__builtin_HEXAGON_S2_tableidxh_goodsyntax:
3861     ID = Intrinsic::hexagon_S2_tableidxh_goodsyntax; break;
3862 
3863   case Hexagon::BI__builtin_HEXAGON_S2_tableidxw_goodsyntax:
3864     ID = Intrinsic::hexagon_S2_tableidxw_goodsyntax; break;
3865 
3866   case Hexagon::BI__builtin_HEXAGON_S2_tableidxd_goodsyntax:
3867     ID = Intrinsic::hexagon_S2_tableidxd_goodsyntax; break;
3868 
3869   case Hexagon::BI__builtin_HEXAGON_S2_extractu:
3870     ID = Intrinsic::hexagon_S2_extractu; break;
3871 
3872   case Hexagon::BI__builtin_HEXAGON_S2_insertp:
3873     ID = Intrinsic::hexagon_S2_insertp; break;
3874 
3875   case Hexagon::BI__builtin_HEXAGON_S2_extractup:
3876     ID = Intrinsic::hexagon_S2_extractup; break;
3877 
3878   case Hexagon::BI__builtin_HEXAGON_S2_insert_rp:
3879     ID = Intrinsic::hexagon_S2_insert_rp; break;
3880 
3881   case Hexagon::BI__builtin_HEXAGON_S2_extractu_rp:
3882     ID = Intrinsic::hexagon_S2_extractu_rp; break;
3883 
3884   case Hexagon::BI__builtin_HEXAGON_S2_insertp_rp:
3885     ID = Intrinsic::hexagon_S2_insertp_rp; break;
3886 
3887   case Hexagon::BI__builtin_HEXAGON_S2_extractup_rp:
3888     ID = Intrinsic::hexagon_S2_extractup_rp; break;
3889 
3890   case Hexagon::BI__builtin_HEXAGON_S2_tstbit_i:
3891     ID = Intrinsic::hexagon_S2_tstbit_i; break;
3892 
3893   case Hexagon::BI__builtin_HEXAGON_S2_setbit_i:
3894     ID = Intrinsic::hexagon_S2_setbit_i; break;
3895 
3896   case Hexagon::BI__builtin_HEXAGON_S2_togglebit_i:
3897     ID = Intrinsic::hexagon_S2_togglebit_i; break;
3898 
3899   case Hexagon::BI__builtin_HEXAGON_S2_clrbit_i:
3900     ID = Intrinsic::hexagon_S2_clrbit_i; break;
3901 
3902   case Hexagon::BI__builtin_HEXAGON_S2_tstbit_r:
3903     ID = Intrinsic::hexagon_S2_tstbit_r; break;
3904 
3905   case Hexagon::BI__builtin_HEXAGON_S2_setbit_r:
3906     ID = Intrinsic::hexagon_S2_setbit_r; break;
3907 
3908   case Hexagon::BI__builtin_HEXAGON_S2_togglebit_r:
3909     ID = Intrinsic::hexagon_S2_togglebit_r; break;
3910 
3911   case Hexagon::BI__builtin_HEXAGON_S2_clrbit_r:
3912     ID = Intrinsic::hexagon_S2_clrbit_r; break;
3913 
3914   case Hexagon::BI__builtin_HEXAGON_S2_asr_i_vh:
3915     ID = Intrinsic::hexagon_S2_asr_i_vh; break;
3916 
3917   case Hexagon::BI__builtin_HEXAGON_S2_lsr_i_vh:
3918     ID = Intrinsic::hexagon_S2_lsr_i_vh; break;
3919 
3920   case Hexagon::BI__builtin_HEXAGON_S2_asl_i_vh:
3921     ID = Intrinsic::hexagon_S2_asl_i_vh; break;
3922 
3923   case Hexagon::BI__builtin_HEXAGON_S2_asr_r_vh:
3924     ID = Intrinsic::hexagon_S2_asr_r_vh; break;
3925 
3926   case Hexagon::BI__builtin_HEXAGON_S2_asl_r_vh:
3927     ID = Intrinsic::hexagon_S2_asl_r_vh; break;
3928 
3929   case Hexagon::BI__builtin_HEXAGON_S2_lsr_r_vh:
3930     ID = Intrinsic::hexagon_S2_lsr_r_vh; break;
3931 
3932   case Hexagon::BI__builtin_HEXAGON_S2_lsl_r_vh:
3933     ID = Intrinsic::hexagon_S2_lsl_r_vh; break;
3934 
3935   case Hexagon::BI__builtin_HEXAGON_S2_asr_i_vw:
3936     ID = Intrinsic::hexagon_S2_asr_i_vw; break;
3937 
3938   case Hexagon::BI__builtin_HEXAGON_S2_asr_i_svw_trun:
3939     ID = Intrinsic::hexagon_S2_asr_i_svw_trun; break;
3940 
3941   case Hexagon::BI__builtin_HEXAGON_S2_asr_r_svw_trun:
3942     ID = Intrinsic::hexagon_S2_asr_r_svw_trun; break;
3943 
3944   case Hexagon::BI__builtin_HEXAGON_S2_lsr_i_vw:
3945     ID = Intrinsic::hexagon_S2_lsr_i_vw; break;
3946 
3947   case Hexagon::BI__builtin_HEXAGON_S2_asl_i_vw:
3948     ID = Intrinsic::hexagon_S2_asl_i_vw; break;
3949 
3950   case Hexagon::BI__builtin_HEXAGON_S2_asr_r_vw:
3951     ID = Intrinsic::hexagon_S2_asr_r_vw; break;
3952 
3953   case Hexagon::BI__builtin_HEXAGON_S2_asl_r_vw:
3954     ID = Intrinsic::hexagon_S2_asl_r_vw; break;
3955 
3956   case Hexagon::BI__builtin_HEXAGON_S2_lsr_r_vw:
3957     ID = Intrinsic::hexagon_S2_lsr_r_vw; break;
3958 
3959   case Hexagon::BI__builtin_HEXAGON_S2_lsl_r_vw:
3960     ID = Intrinsic::hexagon_S2_lsl_r_vw; break;
3961 
3962   case Hexagon::BI__builtin_HEXAGON_S2_vrndpackwh:
3963     ID = Intrinsic::hexagon_S2_vrndpackwh; break;
3964 
3965   case Hexagon::BI__builtin_HEXAGON_S2_vrndpackwhs:
3966     ID = Intrinsic::hexagon_S2_vrndpackwhs; break;
3967 
3968   case Hexagon::BI__builtin_HEXAGON_S2_vsxtbh:
3969     ID = Intrinsic::hexagon_S2_vsxtbh; break;
3970 
3971   case Hexagon::BI__builtin_HEXAGON_S2_vzxtbh:
3972     ID = Intrinsic::hexagon_S2_vzxtbh; break;
3973 
3974   case Hexagon::BI__builtin_HEXAGON_S2_vsathub:
3975     ID = Intrinsic::hexagon_S2_vsathub; break;
3976 
3977   case Hexagon::BI__builtin_HEXAGON_S2_svsathub:
3978     ID = Intrinsic::hexagon_S2_svsathub; break;
3979 
3980   case Hexagon::BI__builtin_HEXAGON_S2_svsathb:
3981     ID = Intrinsic::hexagon_S2_svsathb; break;
3982 
3983   case Hexagon::BI__builtin_HEXAGON_S2_vsathb:
3984     ID = Intrinsic::hexagon_S2_vsathb; break;
3985 
3986   case Hexagon::BI__builtin_HEXAGON_S2_vtrunohb:
3987     ID = Intrinsic::hexagon_S2_vtrunohb; break;
3988 
3989   case Hexagon::BI__builtin_HEXAGON_S2_vtrunewh:
3990     ID = Intrinsic::hexagon_S2_vtrunewh; break;
3991 
3992   case Hexagon::BI__builtin_HEXAGON_S2_vtrunowh:
3993     ID = Intrinsic::hexagon_S2_vtrunowh; break;
3994 
3995   case Hexagon::BI__builtin_HEXAGON_S2_vtrunehb:
3996     ID = Intrinsic::hexagon_S2_vtrunehb; break;
3997 
3998   case Hexagon::BI__builtin_HEXAGON_S2_vsxthw:
3999     ID = Intrinsic::hexagon_S2_vsxthw; break;
4000 
4001   case Hexagon::BI__builtin_HEXAGON_S2_vzxthw:
4002     ID = Intrinsic::hexagon_S2_vzxthw; break;
4003 
4004   case Hexagon::BI__builtin_HEXAGON_S2_vsatwh:
4005     ID = Intrinsic::hexagon_S2_vsatwh; break;
4006 
4007   case Hexagon::BI__builtin_HEXAGON_S2_vsatwuh:
4008     ID = Intrinsic::hexagon_S2_vsatwuh; break;
4009 
4010   case Hexagon::BI__builtin_HEXAGON_S2_packhl:
4011     ID = Intrinsic::hexagon_S2_packhl; break;
4012 
4013   case Hexagon::BI__builtin_HEXAGON_A2_swiz:
4014     ID = Intrinsic::hexagon_A2_swiz; break;
4015 
4016   case Hexagon::BI__builtin_HEXAGON_S2_vsathub_nopack:
4017     ID = Intrinsic::hexagon_S2_vsathub_nopack; break;
4018 
4019   case Hexagon::BI__builtin_HEXAGON_S2_vsathb_nopack:
4020     ID = Intrinsic::hexagon_S2_vsathb_nopack; break;
4021 
4022   case Hexagon::BI__builtin_HEXAGON_S2_vsatwh_nopack:
4023     ID = Intrinsic::hexagon_S2_vsatwh_nopack; break;
4024 
4025   case Hexagon::BI__builtin_HEXAGON_S2_vsatwuh_nopack:
4026     ID = Intrinsic::hexagon_S2_vsatwuh_nopack; break;
4027 
4028   case Hexagon::BI__builtin_HEXAGON_S2_shuffob:
4029     ID = Intrinsic::hexagon_S2_shuffob; break;
4030 
4031   case Hexagon::BI__builtin_HEXAGON_S2_shuffeb:
4032     ID = Intrinsic::hexagon_S2_shuffeb; break;
4033 
4034   case Hexagon::BI__builtin_HEXAGON_S2_shuffoh:
4035     ID = Intrinsic::hexagon_S2_shuffoh; break;
4036 
4037   case Hexagon::BI__builtin_HEXAGON_S2_shuffeh:
4038     ID = Intrinsic::hexagon_S2_shuffeh; break;
4039 
4040   case Hexagon::BI__builtin_HEXAGON_S2_parityp:
4041     ID = Intrinsic::hexagon_S2_parityp; break;
4042 
4043   case Hexagon::BI__builtin_HEXAGON_S2_lfsp:
4044     ID = Intrinsic::hexagon_S2_lfsp; break;
4045 
4046   case Hexagon::BI__builtin_HEXAGON_S2_clbnorm:
4047     ID = Intrinsic::hexagon_S2_clbnorm; break;
4048 
4049   case Hexagon::BI__builtin_HEXAGON_S2_clb:
4050     ID = Intrinsic::hexagon_S2_clb; break;
4051 
4052   case Hexagon::BI__builtin_HEXAGON_S2_cl0:
4053     ID = Intrinsic::hexagon_S2_cl0; break;
4054 
4055   case Hexagon::BI__builtin_HEXAGON_S2_cl1:
4056     ID = Intrinsic::hexagon_S2_cl1; break;
4057 
4058   case Hexagon::BI__builtin_HEXAGON_S2_clbp:
4059     ID = Intrinsic::hexagon_S2_clbp; break;
4060 
4061   case Hexagon::BI__builtin_HEXAGON_S2_cl0p:
4062     ID = Intrinsic::hexagon_S2_cl0p; break;
4063 
4064   case Hexagon::BI__builtin_HEXAGON_S2_cl1p:
4065     ID = Intrinsic::hexagon_S2_cl1p; break;
4066 
4067   case Hexagon::BI__builtin_HEXAGON_S2_brev:
4068     ID = Intrinsic::hexagon_S2_brev; break;
4069 
4070   case Hexagon::BI__builtin_HEXAGON_S2_ct0:
4071     ID = Intrinsic::hexagon_S2_ct0; break;
4072 
4073   case Hexagon::BI__builtin_HEXAGON_S2_ct1:
4074     ID = Intrinsic::hexagon_S2_ct1; break;
4075 
4076   case Hexagon::BI__builtin_HEXAGON_S2_interleave:
4077     ID = Intrinsic::hexagon_S2_interleave; break;
4078 
4079   case Hexagon::BI__builtin_HEXAGON_S2_deinterleave:
4080     ID = Intrinsic::hexagon_S2_deinterleave; break;
4081 
4082   case Hexagon::BI__builtin_SI_to_SXTHI_asrh:
4083     ID = Intrinsic::hexagon_SI_to_SXTHI_asrh; break;
4084 
4085   case Hexagon::BI__builtin_HEXAGON_A4_orn:
4086     ID = Intrinsic::hexagon_A4_orn; break;
4087 
4088   case Hexagon::BI__builtin_HEXAGON_A4_andn:
4089     ID = Intrinsic::hexagon_A4_andn; break;
4090 
4091   case Hexagon::BI__builtin_HEXAGON_A4_ornp:
4092     ID = Intrinsic::hexagon_A4_ornp; break;
4093 
4094   case Hexagon::BI__builtin_HEXAGON_A4_andnp:
4095     ID = Intrinsic::hexagon_A4_andnp; break;
4096 
4097   case Hexagon::BI__builtin_HEXAGON_A4_combineir:
4098     ID = Intrinsic::hexagon_A4_combineir; break;
4099 
4100   case Hexagon::BI__builtin_HEXAGON_A4_combineri:
4101     ID = Intrinsic::hexagon_A4_combineri; break;
4102 
4103   case Hexagon::BI__builtin_HEXAGON_C4_cmpneqi:
4104     ID = Intrinsic::hexagon_C4_cmpneqi; break;
4105 
4106   case Hexagon::BI__builtin_HEXAGON_C4_cmpneq:
4107     ID = Intrinsic::hexagon_C4_cmpneq; break;
4108 
4109   case Hexagon::BI__builtin_HEXAGON_C4_cmpltei:
4110     ID = Intrinsic::hexagon_C4_cmpltei; break;
4111 
4112   case Hexagon::BI__builtin_HEXAGON_C4_cmplte:
4113     ID = Intrinsic::hexagon_C4_cmplte; break;
4114 
4115   case Hexagon::BI__builtin_HEXAGON_C4_cmplteui:
4116     ID = Intrinsic::hexagon_C4_cmplteui; break;
4117 
4118   case Hexagon::BI__builtin_HEXAGON_C4_cmplteu:
4119     ID = Intrinsic::hexagon_C4_cmplteu; break;
4120 
4121   case Hexagon::BI__builtin_HEXAGON_A4_rcmpneq:
4122     ID = Intrinsic::hexagon_A4_rcmpneq; break;
4123 
4124   case Hexagon::BI__builtin_HEXAGON_A4_rcmpneqi:
4125     ID = Intrinsic::hexagon_A4_rcmpneqi; break;
4126 
4127   case Hexagon::BI__builtin_HEXAGON_A4_rcmpeq:
4128     ID = Intrinsic::hexagon_A4_rcmpeq; break;
4129 
4130   case Hexagon::BI__builtin_HEXAGON_A4_rcmpeqi:
4131     ID = Intrinsic::hexagon_A4_rcmpeqi; break;
4132 
4133   case Hexagon::BI__builtin_HEXAGON_C4_fastcorner9:
4134     ID = Intrinsic::hexagon_C4_fastcorner9; break;
4135 
4136   case Hexagon::BI__builtin_HEXAGON_C4_fastcorner9_not:
4137     ID = Intrinsic::hexagon_C4_fastcorner9_not; break;
4138 
4139   case Hexagon::BI__builtin_HEXAGON_C4_and_andn:
4140     ID = Intrinsic::hexagon_C4_and_andn; break;
4141 
4142   case Hexagon::BI__builtin_HEXAGON_C4_and_and:
4143     ID = Intrinsic::hexagon_C4_and_and; break;
4144 
4145   case Hexagon::BI__builtin_HEXAGON_C4_and_orn:
4146     ID = Intrinsic::hexagon_C4_and_orn; break;
4147 
4148   case Hexagon::BI__builtin_HEXAGON_C4_and_or:
4149     ID = Intrinsic::hexagon_C4_and_or; break;
4150 
4151   case Hexagon::BI__builtin_HEXAGON_C4_or_andn:
4152     ID = Intrinsic::hexagon_C4_or_andn; break;
4153 
4154   case Hexagon::BI__builtin_HEXAGON_C4_or_and:
4155     ID = Intrinsic::hexagon_C4_or_and; break;
4156 
4157   case Hexagon::BI__builtin_HEXAGON_C4_or_orn:
4158     ID = Intrinsic::hexagon_C4_or_orn; break;
4159 
4160   case Hexagon::BI__builtin_HEXAGON_C4_or_or:
4161     ID = Intrinsic::hexagon_C4_or_or; break;
4162 
4163   case Hexagon::BI__builtin_HEXAGON_S4_addaddi:
4164     ID = Intrinsic::hexagon_S4_addaddi; break;
4165 
4166   case Hexagon::BI__builtin_HEXAGON_S4_subaddi:
4167     ID = Intrinsic::hexagon_S4_subaddi; break;
4168 
4169   case Hexagon::BI__builtin_HEXAGON_M4_xor_xacc:
4170     ID = Intrinsic::hexagon_M4_xor_xacc; break;
4171 
4172   case Hexagon::BI__builtin_HEXAGON_M4_and_and:
4173     ID = Intrinsic::hexagon_M4_and_and; break;
4174 
4175   case Hexagon::BI__builtin_HEXAGON_M4_and_or:
4176     ID = Intrinsic::hexagon_M4_and_or; break;
4177 
4178   case Hexagon::BI__builtin_HEXAGON_M4_and_xor:
4179     ID = Intrinsic::hexagon_M4_and_xor; break;
4180 
4181   case Hexagon::BI__builtin_HEXAGON_M4_and_andn:
4182     ID = Intrinsic::hexagon_M4_and_andn; break;
4183 
4184   case Hexagon::BI__builtin_HEXAGON_M4_xor_and:
4185     ID = Intrinsic::hexagon_M4_xor_and; break;
4186 
4187   case Hexagon::BI__builtin_HEXAGON_M4_xor_or:
4188     ID = Intrinsic::hexagon_M4_xor_or; break;
4189 
4190   case Hexagon::BI__builtin_HEXAGON_M4_xor_andn:
4191     ID = Intrinsic::hexagon_M4_xor_andn; break;
4192 
4193   case Hexagon::BI__builtin_HEXAGON_M4_or_and:
4194     ID = Intrinsic::hexagon_M4_or_and; break;
4195 
4196   case Hexagon::BI__builtin_HEXAGON_M4_or_or:
4197     ID = Intrinsic::hexagon_M4_or_or; break;
4198 
4199   case Hexagon::BI__builtin_HEXAGON_M4_or_xor:
4200     ID = Intrinsic::hexagon_M4_or_xor; break;
4201 
4202   case Hexagon::BI__builtin_HEXAGON_M4_or_andn:
4203     ID = Intrinsic::hexagon_M4_or_andn; break;
4204 
4205   case Hexagon::BI__builtin_HEXAGON_S4_or_andix:
4206     ID = Intrinsic::hexagon_S4_or_andix; break;
4207 
4208   case Hexagon::BI__builtin_HEXAGON_S4_or_andi:
4209     ID = Intrinsic::hexagon_S4_or_andi; break;
4210 
4211   case Hexagon::BI__builtin_HEXAGON_S4_or_ori:
4212     ID = Intrinsic::hexagon_S4_or_ori; break;
4213 
4214   case Hexagon::BI__builtin_HEXAGON_A4_modwrapu:
4215     ID = Intrinsic::hexagon_A4_modwrapu; break;
4216 
4217   case Hexagon::BI__builtin_HEXAGON_A4_cround_rr:
4218     ID = Intrinsic::hexagon_A4_cround_rr; break;
4219 
4220   case Hexagon::BI__builtin_HEXAGON_A4_round_ri:
4221     ID = Intrinsic::hexagon_A4_round_ri; break;
4222 
4223   case Hexagon::BI__builtin_HEXAGON_A4_round_rr:
4224     ID = Intrinsic::hexagon_A4_round_rr; break;
4225 
4226   case Hexagon::BI__builtin_HEXAGON_A4_round_ri_sat:
4227     ID = Intrinsic::hexagon_A4_round_ri_sat; break;
4228 
4229   case Hexagon::BI__builtin_HEXAGON_A4_round_rr_sat:
4230     ID = Intrinsic::hexagon_A4_round_rr_sat; break;
4231 
4232   }
4233 
4234   llvm::Function *F = CGM.getIntrinsic(ID);
4235   return Builder.CreateCall(F, Ops, "");
4236 }
4237 
4238 Value *CodeGenFunction::EmitPPCBuiltinExpr(unsigned BuiltinID,
4239                                            const CallExpr *E) {
4240   SmallVector<Value*, 4> Ops;
4241 
4242   for (unsigned i = 0, e = E->getNumArgs(); i != e; i++)
4243     Ops.push_back(EmitScalarExpr(E->getArg(i)));
4244 
4245   Intrinsic::ID ID = Intrinsic::not_intrinsic;
4246 
4247   switch (BuiltinID) {
4248   default: return 0;
4249 
4250   // vec_ld, vec_lvsl, vec_lvsr
4251   case PPC::BI__builtin_altivec_lvx:
4252   case PPC::BI__builtin_altivec_lvxl:
4253   case PPC::BI__builtin_altivec_lvebx:
4254   case PPC::BI__builtin_altivec_lvehx:
4255   case PPC::BI__builtin_altivec_lvewx:
4256   case PPC::BI__builtin_altivec_lvsl:
4257   case PPC::BI__builtin_altivec_lvsr:
4258   {
4259     Ops[1] = Builder.CreateBitCast(Ops[1], Int8PtrTy);
4260 
4261     Ops[0] = Builder.CreateGEP(Ops[1], Ops[0]);
4262     Ops.pop_back();
4263 
4264     switch (BuiltinID) {
4265     default: llvm_unreachable("Unsupported ld/lvsl/lvsr intrinsic!");
4266     case PPC::BI__builtin_altivec_lvx:
4267       ID = Intrinsic::ppc_altivec_lvx;
4268       break;
4269     case PPC::BI__builtin_altivec_lvxl:
4270       ID = Intrinsic::ppc_altivec_lvxl;
4271       break;
4272     case PPC::BI__builtin_altivec_lvebx:
4273       ID = Intrinsic::ppc_altivec_lvebx;
4274       break;
4275     case PPC::BI__builtin_altivec_lvehx:
4276       ID = Intrinsic::ppc_altivec_lvehx;
4277       break;
4278     case PPC::BI__builtin_altivec_lvewx:
4279       ID = Intrinsic::ppc_altivec_lvewx;
4280       break;
4281     case PPC::BI__builtin_altivec_lvsl:
4282       ID = Intrinsic::ppc_altivec_lvsl;
4283       break;
4284     case PPC::BI__builtin_altivec_lvsr:
4285       ID = Intrinsic::ppc_altivec_lvsr;
4286       break;
4287     }
4288     llvm::Function *F = CGM.getIntrinsic(ID);
4289     return Builder.CreateCall(F, Ops, "");
4290   }
4291 
4292   // vec_st
4293   case PPC::BI__builtin_altivec_stvx:
4294   case PPC::BI__builtin_altivec_stvxl:
4295   case PPC::BI__builtin_altivec_stvebx:
4296   case PPC::BI__builtin_altivec_stvehx:
4297   case PPC::BI__builtin_altivec_stvewx:
4298   {
4299     Ops[2] = Builder.CreateBitCast(Ops[2], Int8PtrTy);
4300     Ops[1] = Builder.CreateGEP(Ops[2], Ops[1]);
4301     Ops.pop_back();
4302 
4303     switch (BuiltinID) {
4304     default: llvm_unreachable("Unsupported st intrinsic!");
4305     case PPC::BI__builtin_altivec_stvx:
4306       ID = Intrinsic::ppc_altivec_stvx;
4307       break;
4308     case PPC::BI__builtin_altivec_stvxl:
4309       ID = Intrinsic::ppc_altivec_stvxl;
4310       break;
4311     case PPC::BI__builtin_altivec_stvebx:
4312       ID = Intrinsic::ppc_altivec_stvebx;
4313       break;
4314     case PPC::BI__builtin_altivec_stvehx:
4315       ID = Intrinsic::ppc_altivec_stvehx;
4316       break;
4317     case PPC::BI__builtin_altivec_stvewx:
4318       ID = Intrinsic::ppc_altivec_stvewx;
4319       break;
4320     }
4321     llvm::Function *F = CGM.getIntrinsic(ID);
4322     return Builder.CreateCall(F, Ops, "");
4323   }
4324   }
4325 }
4326