Push LLVMContexts through the IntegerType APIs.
[oota-llvm.git] / lib / CodeGen / IntrinsicLowering.cpp
index 6ec3a629fbd5d130336fccf563db13e740a4b0fa..cf855f0e896a6d37018dc4d58d7bea7beb215d0e 100644 (file)
@@ -40,11 +40,11 @@ static void EnsureFPIntrinsicsExist(Module &M, Function *Fn,
   switch((int)Fn->arg_begin()->getType()->getTypeID()) {
   case Type::FloatTyID:
     EnsureFunctionExists(M, FName, Fn->arg_begin(), Fn->arg_end(),
-                         Type::FloatTy);
+                         Type::getFloatTy(M.getContext()));
     break;
   case Type::DoubleTyID:
     EnsureFunctionExists(M, DName, Fn->arg_begin(), Fn->arg_end(),
-                         Type::DoubleTy);
+                         Type::getDoubleTy(M.getContext()));
     break;
   case Type::X86_FP80TyID:
   case Type::FP128TyID:
@@ -83,39 +83,43 @@ static CallInst *ReplaceCallWith(const char *NewFn, CallInst *CI,
 }
 
 void IntrinsicLowering::AddPrototypes(Module &M) {
+  LLVMContext &Context = M.getContext();
   for (Module::iterator I = M.begin(), E = M.end(); I != E; ++I)
     if (I->isDeclaration() && !I->use_empty())
       switch (I->getIntrinsicID()) {
       default: break;
       case Intrinsic::setjmp:
         EnsureFunctionExists(M, "setjmp", I->arg_begin(), I->arg_end(),
-                             Type::Int32Ty);
+                             Type::getInt32Ty(M.getContext()));
         break;
       case Intrinsic::longjmp:
         EnsureFunctionExists(M, "longjmp", I->arg_begin(), I->arg_end(),
-                             Type::VoidTy);
+                             Type::getVoidTy(M.getContext()));
         break;
       case Intrinsic::siglongjmp:
         EnsureFunctionExists(M, "abort", I->arg_end(), I->arg_end(),
-                             Type::VoidTy);
+                             Type::getVoidTy(M.getContext()));
         break;
       case Intrinsic::memcpy:
-        M.getOrInsertFunction("memcpy", PointerType::getUnqual(Type::Int8Ty),
-                              PointerType::getUnqual(Type::Int8Ty), 
-                              PointerType::getUnqual(Type::Int8Ty), 
-                              TD.getIntPtrType(), (Type *)0);
+        M.getOrInsertFunction("memcpy",
+          PointerType::getUnqual(Type::getInt8Ty(Context)),
+                              PointerType::getUnqual(Type::getInt8Ty(Context)), 
+                              PointerType::getUnqual(Type::getInt8Ty(Context)), 
+                              TD.getIntPtrType(Context), (Type *)0);
         break;
       case Intrinsic::memmove:
-        M.getOrInsertFunction("memmove", PointerType::getUnqual(Type::Int8Ty),
-                              PointerType::getUnqual(Type::Int8Ty), 
-                              PointerType::getUnqual(Type::Int8Ty), 
-                              TD.getIntPtrType(), (Type *)0);
+        M.getOrInsertFunction("memmove",
+          PointerType::getUnqual(Type::getInt8Ty(Context)),
+                              PointerType::getUnqual(Type::getInt8Ty(Context)), 
+                              PointerType::getUnqual(Type::getInt8Ty(Context)), 
+                              TD.getIntPtrType(Context), (Type *)0);
         break;
       case Intrinsic::memset:
-        M.getOrInsertFunction("memset", PointerType::getUnqual(Type::Int8Ty),
-                              PointerType::getUnqual(Type::Int8Ty), 
-                              Type::Int32Ty, 
-                              TD.getIntPtrType(), (Type *)0);
+        M.getOrInsertFunction("memset",
+          PointerType::getUnqual(Type::getInt8Ty(Context)),
+                              PointerType::getUnqual(Type::getInt8Ty(Context)), 
+                              Type::getInt32Ty(M.getContext()), 
+                              TD.getIntPtrType(Context), (Type *)0);
         break;
       case Intrinsic::sqrt:
         EnsureFPIntrinsicsExist(M, I, "sqrtf", "sqrt", "sqrtl");
@@ -149,7 +153,7 @@ void IntrinsicLowering::AddPrototypes(Module &M) {
 
 /// LowerBSWAP - Emit the code to lower bswap of V before the specified
 /// instruction IP.
-static Value *LowerBSWAP(Value *V, Instruction *IP) {
+static Value *LowerBSWAP(LLVMContext &Context, Value *V, Instruction *IP) {
   assert(V->getType()->isInteger() && "Can't bswap a non-integer type!");
 
   unsigned BitSize = V->getType()->getPrimitiveSizeInBits();
@@ -173,11 +177,13 @@ static Value *LowerBSWAP(Value *V, Instruction *IP) {
                                     "bswap.3");
     Value *Tmp2 = Builder.CreateLShr(V, ConstantInt::get(V->getType(), 8),
                                      "bswap.2");
-    Value *Tmp1 = Builder.CreateLShr(V, ConstantInt::get(V->getType(), 24),
+    Value *Tmp1 = Builder.CreateLShr(V,ConstantInt::get(V->getType(), 24),
                                      "bswap.1");
-    Tmp3 = Builder.CreateAnd(Tmp3, ConstantInt::get(Type::Int32Ty, 0xFF0000),
+    Tmp3 = Builder.CreateAnd(Tmp3,
+                         ConstantInt::get(Type::getInt32Ty(Context), 0xFF0000),
                              "bswap.and3");
-    Tmp2 = Builder.CreateAnd(Tmp2, ConstantInt::get(Type::Int32Ty, 0xFF00),
+    Tmp2 = Builder.CreateAnd(Tmp2,
+                           ConstantInt::get(Type::getInt32Ty(Context), 0xFF00),
                              "bswap.and2");
     Tmp4 = Builder.CreateOr(Tmp4, Tmp3, "bswap.or1");
     Tmp2 = Builder.CreateOr(Tmp2, Tmp1, "bswap.or2");
@@ -195,31 +201,38 @@ static Value *LowerBSWAP(Value *V, Instruction *IP) {
                                     "bswap.5");
     Value* Tmp4 = Builder.CreateLShr(V, ConstantInt::get(V->getType(), 8),
                                      "bswap.4");
-    Value* Tmp3 = Builder.CreateLShr(V, ConstantInt::get(V->getType(), 24),
+    Value* Tmp3 = Builder.CreateLShr(V, 
+                                     ConstantInt::get(V->getType(), 24),
                                      "bswap.3");
-    Value* Tmp2 = Builder.CreateLShr(V, ConstantInt::get(V->getType(), 40),
+    Value* Tmp2 = Builder.CreateLShr(V, 
+                                     ConstantInt::get(V->getType(), 40),
                                      "bswap.2");
-    Value* Tmp1 = Builder.CreateLShr(V, ConstantInt::get(V->getType(), 56),
+    Value* Tmp1 = Builder.CreateLShr(V, 
+                                     ConstantInt::get(V->getType(), 56),
                                      "bswap.1");
     Tmp7 = Builder.CreateAnd(Tmp7,
-                             ConstantInt::get(Type::Int64Ty,
+                             ConstantInt::get(Type::getInt64Ty(Context),
                                               0xFF000000000000ULL),
                              "bswap.and7");
     Tmp6 = Builder.CreateAnd(Tmp6,
-                             ConstantInt::get(Type::Int64Ty,
+                             ConstantInt::get(Type::getInt64Ty(Context),
                                               0xFF0000000000ULL),
                              "bswap.and6");
     Tmp5 = Builder.CreateAnd(Tmp5,
-                             ConstantInt::get(Type::Int64Ty, 0xFF00000000ULL),
+                        ConstantInt::get(Type::getInt64Ty(Context),
+                             0xFF00000000ULL),
                              "bswap.and5");
     Tmp4 = Builder.CreateAnd(Tmp4,
-                             ConstantInt::get(Type::Int64Ty, 0xFF000000ULL),
+                        ConstantInt::get(Type::getInt64Ty(Context),
+                             0xFF000000ULL),
                              "bswap.and4");
     Tmp3 = Builder.CreateAnd(Tmp3,
-                             ConstantInt::get(Type::Int64Ty, 0xFF0000ULL),
+                             ConstantInt::get(Type::getInt64Ty(Context),
+                             0xFF0000ULL),
                              "bswap.and3");
     Tmp2 = Builder.CreateAnd(Tmp2,
-                             ConstantInt::get(Type::Int64Ty, 0xFF00ULL),
+                             ConstantInt::get(Type::getInt64Ty(Context),
+                             0xFF00ULL),
                              "bswap.and2");
     Tmp8 = Builder.CreateOr(Tmp8, Tmp7, "bswap.or1");
     Tmp6 = Builder.CreateOr(Tmp6, Tmp5, "bswap.or2");
@@ -236,7 +249,7 @@ static Value *LowerBSWAP(Value *V, Instruction *IP) {
 
 /// LowerCTPOP - Emit the code to lower ctpop of V before the specified
 /// instruction IP.
-static Value *LowerCTPOP(Value *V, Instruction *IP) {
+static Value *LowerCTPOP(LLVMContext &Context, Value *V, Instruction *IP) {
   assert(V->getType()->isInteger() && "Can't ctpop a non-integer type!");
 
   static const uint64_t MaskValues[6] = {
@@ -258,7 +271,7 @@ static Value *LowerCTPOP(Value *V, Instruction *IP) {
       Value *MaskCst = ConstantInt::get(V->getType(), MaskValues[ct]);
       Value *LHS = Builder.CreateAnd(PartValue, MaskCst, "cppop.and1");
       Value *VShift = Builder.CreateLShr(PartValue,
-                                         ConstantInt::get(V->getType(), i),
+                                        ConstantInt::get(V->getType(), i),
                                          "ctpop.sh");
       Value *RHS = Builder.CreateAnd(VShift, MaskCst, "cppop.and2");
       PartValue = Builder.CreateAdd(LHS, RHS, "ctpop.step");
@@ -276,7 +289,7 @@ static Value *LowerCTPOP(Value *V, Instruction *IP) {
 
 /// LowerCTLZ - Emit the code to lower ctlz of V before the specified
 /// instruction IP.
-static Value *LowerCTLZ(Value *V, Instruction *IP) {
+static Value *LowerCTLZ(LLVMContext &Context, Value *V, Instruction *IP) {
 
   IRBuilder<> Builder(IP->getParent(), IP);
 
@@ -288,7 +301,7 @@ static Value *LowerCTLZ(Value *V, Instruction *IP) {
   }
 
   V = Builder.CreateNot(V);
-  return LowerCTPOP(V, IP);
+  return LowerCTPOP(Context, V, IP);
 }
 
 static void ReplaceFPIntrinsicWithCall(CallInst *CI, const char *Fname,
@@ -298,11 +311,11 @@ static void ReplaceFPIntrinsicWithCall(CallInst *CI, const char *Fname,
   default: llvm_unreachable("Invalid type in intrinsic");
   case Type::FloatTyID:
     ReplaceCallWith(Fname, CI, CI->op_begin() + 1, CI->op_end(),
-                  Type::FloatTy);
+                  Type::getFloatTy(CI->getContext()));
     break;
   case Type::DoubleTyID:
     ReplaceCallWith(Dname, CI, CI->op_begin() + 1, CI->op_end(),
-                  Type::DoubleTy);
+                  Type::getDoubleTy(CI->getContext()));
     break;
   case Type::X86_FP80TyID:
   case Type::FP128TyID:
@@ -315,7 +328,7 @@ static void ReplaceFPIntrinsicWithCall(CallInst *CI, const char *Fname,
 
 void IntrinsicLowering::LowerIntrinsicCall(CallInst *CI) {
   IRBuilder<> Builder(CI->getParent(), CI);
-  LLVMContext *Context = CI->getParent()->getContext();
+  LLVMContext &Context = CI->getContext();
 
   Function *Callee = CI->getCalledFunction();
   assert(Callee && "Cannot lower an indirect call!");
@@ -334,38 +347,38 @@ void IntrinsicLowering::LowerIntrinsicCall(CallInst *CI) {
     // convert the call to an explicit setjmp or longjmp call.
   case Intrinsic::setjmp: {
     Value *V = ReplaceCallWith("setjmp", CI, CI->op_begin() + 1, CI->op_end(),
-                               Type::Int32Ty);
-    if (CI->getType() != Type::VoidTy)
+                               Type::getInt32Ty(Context));
+    if (CI->getType() != Type::getVoidTy(Context))
       CI->replaceAllUsesWith(V);
     break;
   }
   case Intrinsic::sigsetjmp:
-     if (CI->getType() != Type::VoidTy)
-       CI->replaceAllUsesWith(Context->getNullValue(CI->getType()));
+     if (CI->getType() != Type::getVoidTy(Context))
+       CI->replaceAllUsesWith(Constant::getNullValue(CI->getType()));
      break;
 
   case Intrinsic::longjmp: {
     ReplaceCallWith("longjmp", CI, CI->op_begin() + 1, CI->op_end(),
-                    Type::VoidTy);
+                    Type::getVoidTy(Context));
     break;
   }
 
   case Intrinsic::siglongjmp: {
     // Insert the call to abort
     ReplaceCallWith("abort", CI, CI->op_end(), CI->op_end(), 
-                    Type::VoidTy);
+                    Type::getVoidTy(Context));
     break;
   }
   case Intrinsic::ctpop:
-    CI->replaceAllUsesWith(LowerCTPOP(CI->getOperand(1), CI));
+    CI->replaceAllUsesWith(LowerCTPOP(Context, CI->getOperand(1), CI));
     break;
 
   case Intrinsic::bswap:
-    CI->replaceAllUsesWith(LowerBSWAP(CI->getOperand(1), CI));
+    CI->replaceAllUsesWith(LowerBSWAP(Context, CI->getOperand(1), CI));
     break;
     
   case Intrinsic::ctlz:
-    CI->replaceAllUsesWith(LowerCTLZ(CI->getOperand(1), CI));
+    CI->replaceAllUsesWith(LowerCTLZ(Context, CI->getOperand(1), CI));
     break;
 
   case Intrinsic::cttz: {
@@ -375,7 +388,7 @@ void IntrinsicLowering::LowerIntrinsicCall(CallInst *CI) {
     NotSrc->setName(Src->getName() + ".not");
     Value *SrcM1 = ConstantInt::get(Src->getType(), 1);
     SrcM1 = Builder.CreateSub(Src, SrcM1);
-    Src = LowerCTPOP(Builder.CreateAnd(NotSrc, SrcM1), CI);
+    Src = LowerCTPOP(Context, Builder.CreateAnd(NotSrc, SrcM1), CI);
     CI->replaceAllUsesWith(Src);
     break;
   }
@@ -388,7 +401,7 @@ void IntrinsicLowering::LowerIntrinsicCall(CallInst *CI) {
                "save" : "restore") << " intrinsic.\n";
     Warned = true;
     if (Callee->getIntrinsicID() == Intrinsic::stacksave)
-      CI->replaceAllUsesWith(Context->getNullValue(CI->getType()));
+      CI->replaceAllUsesWith(Constant::getNullValue(CI->getType()));
     break;
   }
     
@@ -409,7 +422,7 @@ void IntrinsicLowering::LowerIntrinsicCall(CallInst *CI) {
   case Intrinsic::readcyclecounter: {
     cerr << "WARNING: this target does not support the llvm.readcyclecoun"
          << "ter intrinsic.  It is being lowered to a constant 0\n";
-    CI->replaceAllUsesWith(ConstantInt::get(Type::Int64Ty, 0));
+    CI->replaceAllUsesWith(ConstantInt::get(Type::getInt64Ty(Context), 0));
     break;
   }
 
@@ -423,7 +436,7 @@ void IntrinsicLowering::LowerIntrinsicCall(CallInst *CI) {
   case Intrinsic::eh_exception:
   case Intrinsic::eh_selector_i32:
   case Intrinsic::eh_selector_i64:
-    CI->replaceAllUsesWith(Context->getNullValue(CI->getType()));
+    CI->replaceAllUsesWith(Constant::getNullValue(CI->getType()));
     break;
 
   case Intrinsic::eh_typeid_for_i32:
@@ -436,7 +449,7 @@ void IntrinsicLowering::LowerIntrinsicCall(CallInst *CI) {
     break;   // Strip out annotate intrinsic
     
   case Intrinsic::memcpy: {
-    const IntegerType *IntPtr = TD.getIntPtrType();
+    const IntegerType *IntPtr = TD.getIntPtrType(Context);
     Value *Size = Builder.CreateIntCast(CI->getOperand(3), IntPtr,
                                         /* isSigned */ false);
     Value *Ops[3];
@@ -447,7 +460,7 @@ void IntrinsicLowering::LowerIntrinsicCall(CallInst *CI) {
     break;
   }
   case Intrinsic::memmove: {
-    const IntegerType *IntPtr = TD.getIntPtrType();
+    const IntegerType *IntPtr = TD.getIntPtrType(Context);
     Value *Size = Builder.CreateIntCast(CI->getOperand(3), IntPtr,
                                         /* isSigned */ false);
     Value *Ops[3];
@@ -458,13 +471,13 @@ void IntrinsicLowering::LowerIntrinsicCall(CallInst *CI) {
     break;
   }
   case Intrinsic::memset: {
-    const IntegerType *IntPtr = TD.getIntPtrType();
+    const IntegerType *IntPtr = TD.getIntPtrType(Context);
     Value *Size = Builder.CreateIntCast(CI->getOperand(3), IntPtr,
                                         /* isSigned */ false);
     Value *Ops[3];
     Ops[0] = CI->getOperand(1);
     // Extend the amount to i32.
-    Ops[1] = Builder.CreateIntCast(CI->getOperand(2), Type::Int32Ty,
+    Ops[1] = Builder.CreateIntCast(CI->getOperand(2), Type::getInt32Ty(Context),
                                    /* isSigned */ false);
     Ops[2] = Size;
     ReplaceCallWith("memset", CI, Ops, Ops+3, CI->getOperand(1)->getType());
@@ -500,7 +513,7 @@ void IntrinsicLowering::LowerIntrinsicCall(CallInst *CI) {
   }
   case Intrinsic::flt_rounds:
      // Lower to "round to the nearest"
-     if (CI->getType() != Type::VoidTy)
+     if (CI->getType() != Type::getVoidTy(Context))
        CI->replaceAllUsesWith(ConstantInt::get(CI->getType(), 1));
      break;
   }