#include "llvm/Transforms/Utils/BuildLibCalls.h"
#include "llvm/ADT/SmallString.h"
-#include "llvm/Constants.h"
-#include "llvm/DataLayout.h"
-#include "llvm/Function.h"
-#include "llvm/IRBuilder.h"
-#include "llvm/Intrinsics.h"
-#include "llvm/Intrinsics.h"
-#include "llvm/LLVMContext.h"
-#include "llvm/LLVMContext.h"
-#include "llvm/Module.h"
+#include "llvm/IR/Constants.h"
+#include "llvm/IR/DataLayout.h"
+#include "llvm/IR/Function.h"
+#include "llvm/IR/IRBuilder.h"
+#include "llvm/IR/Intrinsics.h"
+#include "llvm/IR/LLVMContext.h"
+#include "llvm/IR/Module.h"
+#include "llvm/IR/Type.h"
#include "llvm/Target/TargetLibraryInfo.h"
-#include "llvm/Type.h"
using namespace llvm;
/// CastToCStr - Return V if it is an i8*, otherwise cast it to i8*.
Value *llvm::CastToCStr(Value *V, IRBuilder<> &B) {
- return B.CreateBitCast(V, B.getInt8PtrTy(), "cstr");
+ unsigned AS = V->getType()->getPointerAddressSpace();
+ return B.CreateBitCast(V, B.getInt8PtrTy(AS), "cstr");
}
/// EmitStrLen - Emit a call to the strlen function to the builder, for the
Value *llvm::EmitStrLen(Value *Ptr, IRBuilder<> &B, const DataLayout *TD,
const TargetLibraryInfo *TLI) {
if (!TLI->has(LibFunc::strlen))
- return 0;
+ return nullptr;
Module *M = B.GetInsertBlock()->getParent()->getParent();
- AttributeWithIndex AWI[2];
- AWI[0] = AttributeWithIndex::get(M->getContext(), 1, Attributes::NoCapture);
- Attributes::AttrVal AVs[2] = { Attributes::ReadOnly, Attributes::NoUnwind };
- AWI[1] = AttributeWithIndex::get(M->getContext(), AttributeSet::FunctionIndex,
- ArrayRef<Attributes::AttrVal>(AVs, 2));
+ AttributeSet AS[2];
+ AS[0] = AttributeSet::get(M->getContext(), 1, Attribute::NoCapture);
+ Attribute::AttrKind AVs[2] = { Attribute::ReadOnly, Attribute::NoUnwind };
+ AS[1] = AttributeSet::get(M->getContext(), AttributeSet::FunctionIndex,
+ ArrayRef<Attribute::AttrKind>(AVs, 2));
LLVMContext &Context = B.GetInsertBlock()->getContext();
Constant *StrLen = M->getOrInsertFunction("strlen",
AttributeSet::get(M->getContext(),
- AWI),
+ AS),
TD->getIntPtrType(Context),
B.getInt8PtrTy(),
NULL);
Value *llvm::EmitStrNLen(Value *Ptr, Value *MaxLen, IRBuilder<> &B,
const DataLayout *TD, const TargetLibraryInfo *TLI) {
if (!TLI->has(LibFunc::strnlen))
- return 0;
+ return nullptr;
Module *M = B.GetInsertBlock()->getParent()->getParent();
- AttributeWithIndex AWI[2];
- AWI[0] = AttributeWithIndex::get(M->getContext(), 1, Attributes::NoCapture);
- Attributes::AttrVal AVs[2] = { Attributes::ReadOnly, Attributes::NoUnwind };
- AWI[1] = AttributeWithIndex::get(M->getContext(), AttributeSet::FunctionIndex,
- ArrayRef<Attributes::AttrVal>(AVs, 2));
+ AttributeSet AS[2];
+ AS[0] = AttributeSet::get(M->getContext(), 1, Attribute::NoCapture);
+ Attribute::AttrKind AVs[2] = { Attribute::ReadOnly, Attribute::NoUnwind };
+ AS[1] = AttributeSet::get(M->getContext(), AttributeSet::FunctionIndex,
+ ArrayRef<Attribute::AttrKind>(AVs, 2));
LLVMContext &Context = B.GetInsertBlock()->getContext();
Constant *StrNLen = M->getOrInsertFunction("strnlen",
AttributeSet::get(M->getContext(),
- AWI),
+ AS),
TD->getIntPtrType(Context),
B.getInt8PtrTy(),
TD->getIntPtrType(Context),
Value *llvm::EmitStrChr(Value *Ptr, char C, IRBuilder<> &B,
const DataLayout *TD, const TargetLibraryInfo *TLI) {
if (!TLI->has(LibFunc::strchr))
- return 0;
+ return nullptr;
Module *M = B.GetInsertBlock()->getParent()->getParent();
- Attributes::AttrVal AVs[2] = { Attributes::ReadOnly, Attributes::NoUnwind };
- AttributeWithIndex AWI =
- AttributeWithIndex::get(M->getContext(), AttributeSet::FunctionIndex,
- ArrayRef<Attributes::AttrVal>(AVs, 2));
+ Attribute::AttrKind AVs[2] = { Attribute::ReadOnly, Attribute::NoUnwind };
+ AttributeSet AS =
+ AttributeSet::get(M->getContext(), AttributeSet::FunctionIndex,
+ ArrayRef<Attribute::AttrKind>(AVs, 2));
Type *I8Ptr = B.getInt8PtrTy();
Type *I32Ty = B.getInt32Ty();
Constant *StrChr = M->getOrInsertFunction("strchr",
AttributeSet::get(M->getContext(),
- AWI),
+ AS),
I8Ptr, I8Ptr, I32Ty, NULL);
CallInst *CI = B.CreateCall2(StrChr, CastToCStr(Ptr, B),
ConstantInt::get(I32Ty, C), "strchr");
IRBuilder<> &B, const DataLayout *TD,
const TargetLibraryInfo *TLI) {
if (!TLI->has(LibFunc::strncmp))
- return 0;
+ return nullptr;
Module *M = B.GetInsertBlock()->getParent()->getParent();
- AttributeWithIndex AWI[3];
- AWI[0] = AttributeWithIndex::get(M->getContext(), 1, Attributes::NoCapture);
- AWI[1] = AttributeWithIndex::get(M->getContext(), 2, Attributes::NoCapture);
- Attributes::AttrVal AVs[2] = { Attributes::ReadOnly, Attributes::NoUnwind };
- AWI[2] = AttributeWithIndex::get(M->getContext(), AttributeSet::FunctionIndex,
- ArrayRef<Attributes::AttrVal>(AVs, 2));
+ AttributeSet AS[3];
+ AS[0] = AttributeSet::get(M->getContext(), 1, Attribute::NoCapture);
+ AS[1] = AttributeSet::get(M->getContext(), 2, Attribute::NoCapture);
+ Attribute::AttrKind AVs[2] = { Attribute::ReadOnly, Attribute::NoUnwind };
+ AS[2] = AttributeSet::get(M->getContext(), AttributeSet::FunctionIndex,
+ ArrayRef<Attribute::AttrKind>(AVs, 2));
LLVMContext &Context = B.GetInsertBlock()->getContext();
Value *StrNCmp = M->getOrInsertFunction("strncmp",
AttributeSet::get(M->getContext(),
- AWI),
+ AS),
B.getInt32Ty(),
B.getInt8PtrTy(),
B.getInt8PtrTy(),
const DataLayout *TD, const TargetLibraryInfo *TLI,
StringRef Name) {
if (!TLI->has(LibFunc::strcpy))
- return 0;
+ return nullptr;
Module *M = B.GetInsertBlock()->getParent()->getParent();
- AttributeWithIndex AWI[2];
- AWI[0] = AttributeWithIndex::get(M->getContext(), 2, Attributes::NoCapture);
- AWI[1] = AttributeWithIndex::get(M->getContext(), AttributeSet::FunctionIndex,
- Attributes::NoUnwind);
+ AttributeSet AS[2];
+ AS[0] = AttributeSet::get(M->getContext(), 2, Attribute::NoCapture);
+ AS[1] = AttributeSet::get(M->getContext(), AttributeSet::FunctionIndex,
+ Attribute::NoUnwind);
Type *I8Ptr = B.getInt8PtrTy();
Value *StrCpy = M->getOrInsertFunction(Name,
- AttributeSet::get(M->getContext(), AWI),
+ AttributeSet::get(M->getContext(), AS),
I8Ptr, I8Ptr, I8Ptr, NULL);
CallInst *CI = B.CreateCall2(StrCpy, CastToCStr(Dst, B), CastToCStr(Src, B),
Name);
IRBuilder<> &B, const DataLayout *TD,
const TargetLibraryInfo *TLI, StringRef Name) {
if (!TLI->has(LibFunc::strncpy))
- return 0;
+ return nullptr;
Module *M = B.GetInsertBlock()->getParent()->getParent();
- AttributeWithIndex AWI[2];
- AWI[0] = AttributeWithIndex::get(M->getContext(), 2, Attributes::NoCapture);
- AWI[1] = AttributeWithIndex::get(M->getContext(), AttributeSet::FunctionIndex,
- Attributes::NoUnwind);
+ AttributeSet AS[2];
+ AS[0] = AttributeSet::get(M->getContext(), 2, Attribute::NoCapture);
+ AS[1] = AttributeSet::get(M->getContext(), AttributeSet::FunctionIndex,
+ Attribute::NoUnwind);
Type *I8Ptr = B.getInt8PtrTy();
Value *StrNCpy = M->getOrInsertFunction(Name,
AttributeSet::get(M->getContext(),
- AWI),
+ AS),
I8Ptr, I8Ptr, I8Ptr,
Len->getType(), NULL);
CallInst *CI = B.CreateCall3(StrNCpy, CastToCStr(Dst, B), CastToCStr(Src, B),
IRBuilder<> &B, const DataLayout *TD,
const TargetLibraryInfo *TLI) {
if (!TLI->has(LibFunc::memcpy_chk))
- return 0;
+ return nullptr;
Module *M = B.GetInsertBlock()->getParent()->getParent();
- AttributeWithIndex AWI;
- AWI = AttributeWithIndex::get(M->getContext(), AttributeSet::FunctionIndex,
- Attributes::NoUnwind);
+ AttributeSet AS;
+ AS = AttributeSet::get(M->getContext(), AttributeSet::FunctionIndex,
+ Attribute::NoUnwind);
LLVMContext &Context = B.GetInsertBlock()->getContext();
Value *MemCpy = M->getOrInsertFunction("__memcpy_chk",
- AttributeSet::get(M->getContext(), AWI),
+ AttributeSet::get(M->getContext(), AS),
B.getInt8PtrTy(),
B.getInt8PtrTy(),
B.getInt8PtrTy(),
Value *Len, IRBuilder<> &B, const DataLayout *TD,
const TargetLibraryInfo *TLI) {
if (!TLI->has(LibFunc::memchr))
- return 0;
+ return nullptr;
Module *M = B.GetInsertBlock()->getParent()->getParent();
- AttributeWithIndex AWI;
- Attributes::AttrVal AVs[2] = { Attributes::ReadOnly, Attributes::NoUnwind };
- AWI = AttributeWithIndex::get(M->getContext(), AttributeSet::FunctionIndex,
- ArrayRef<Attributes::AttrVal>(AVs, 2));
+ AttributeSet AS;
+ Attribute::AttrKind AVs[2] = { Attribute::ReadOnly, Attribute::NoUnwind };
+ AS = AttributeSet::get(M->getContext(), AttributeSet::FunctionIndex,
+ ArrayRef<Attribute::AttrKind>(AVs, 2));
LLVMContext &Context = B.GetInsertBlock()->getContext();
Value *MemChr = M->getOrInsertFunction("memchr",
- AttributeSet::get(M->getContext(), AWI),
+ AttributeSet::get(M->getContext(), AS),
B.getInt8PtrTy(),
B.getInt8PtrTy(),
B.getInt32Ty(),
Value *Len, IRBuilder<> &B, const DataLayout *TD,
const TargetLibraryInfo *TLI) {
if (!TLI->has(LibFunc::memcmp))
- return 0;
+ return nullptr;
Module *M = B.GetInsertBlock()->getParent()->getParent();
- AttributeWithIndex AWI[3];
- AWI[0] = AttributeWithIndex::get(M->getContext(), 1, Attributes::NoCapture);
- AWI[1] = AttributeWithIndex::get(M->getContext(), 2, Attributes::NoCapture);
- Attributes::AttrVal AVs[2] = { Attributes::ReadOnly, Attributes::NoUnwind };
- AWI[2] = AttributeWithIndex::get(M->getContext(), AttributeSet::FunctionIndex,
- ArrayRef<Attributes::AttrVal>(AVs, 2));
+ AttributeSet AS[3];
+ AS[0] = AttributeSet::get(M->getContext(), 1, Attribute::NoCapture);
+ AS[1] = AttributeSet::get(M->getContext(), 2, Attribute::NoCapture);
+ Attribute::AttrKind AVs[2] = { Attribute::ReadOnly, Attribute::NoUnwind };
+ AS[2] = AttributeSet::get(M->getContext(), AttributeSet::FunctionIndex,
+ ArrayRef<Attribute::AttrKind>(AVs, 2));
LLVMContext &Context = B.GetInsertBlock()->getContext();
Value *MemCmp = M->getOrInsertFunction("memcmp",
- AttributeSet::get(M->getContext(), AWI),
+ AttributeSet::get(M->getContext(), AS),
B.getInt32Ty(),
B.getInt8PtrTy(),
B.getInt8PtrTy(),
return CI;
}
+/// Append a suffix to the function name according to the type of 'Op'.
+static void AppendTypeSuffix(Value *Op, StringRef &Name, SmallString<20> &NameBuffer) {
+ if (!Op->getType()->isDoubleTy()) {
+ NameBuffer += Name;
+
+ if (Op->getType()->isFloatTy())
+ NameBuffer += 'f';
+ else
+ NameBuffer += 'l';
+
+ Name = NameBuffer;
+ }
+ return;
+}
+
/// EmitUnaryFloatFnCall - Emit a call to the unary function named 'Name' (e.g.
/// 'floor'). This function is known to take a single of type matching 'Op' and
/// returns one value with the same type. If 'Op' is a long double, 'l' is
Value *llvm::EmitUnaryFloatFnCall(Value *Op, StringRef Name, IRBuilder<> &B,
const AttributeSet &Attrs) {
SmallString<20> NameBuffer;
- if (!Op->getType()->isDoubleTy()) {
- // If we need to add a suffix, copy into NameBuffer.
- NameBuffer += Name;
- if (Op->getType()->isFloatTy())
- NameBuffer += 'f'; // floorf
- else
- NameBuffer += 'l'; // floorl
- Name = NameBuffer;
- }
+ AppendTypeSuffix(Op, Name, NameBuffer);
Module *M = B.GetInsertBlock()->getParent()->getParent();
Value *Callee = M->getOrInsertFunction(Name, Op->getType(),
return CI;
}
+/// EmitBinaryFloatFnCall - Emit a call to the binary function named 'Name'
+/// (e.g. 'fmin'). This function is known to take type matching 'Op1' and 'Op2'
+/// and return one value with the same type. If 'Op1/Op2' are long double, 'l'
+/// is added as the suffix of name, if 'Op1/Op2' is a float, we add a 'f'
+/// suffix.
+Value *llvm::EmitBinaryFloatFnCall(Value *Op1, Value *Op2, StringRef Name,
+ IRBuilder<> &B, const AttributeSet &Attrs) {
+ SmallString<20> NameBuffer;
+ AppendTypeSuffix(Op1, Name, NameBuffer);
+
+ Module *M = B.GetInsertBlock()->getParent()->getParent();
+ Value *Callee = M->getOrInsertFunction(Name, Op1->getType(),
+ Op1->getType(), Op2->getType(), NULL);
+ CallInst *CI = B.CreateCall2(Callee, Op1, Op2, Name);
+ CI->setAttributes(Attrs);
+ if (const Function *F = dyn_cast<Function>(Callee->stripPointerCasts()))
+ CI->setCallingConv(F->getCallingConv());
+
+ return CI;
+}
+
/// EmitPutChar - Emit a call to the putchar function. This assumes that Char
/// is an integer.
Value *llvm::EmitPutChar(Value *Char, IRBuilder<> &B, const DataLayout *TD,
const TargetLibraryInfo *TLI) {
if (!TLI->has(LibFunc::putchar))
- return 0;
+ return nullptr;
Module *M = B.GetInsertBlock()->getParent()->getParent();
Value *PutChar = M->getOrInsertFunction("putchar", B.getInt32Ty(),
Value *llvm::EmitPutS(Value *Str, IRBuilder<> &B, const DataLayout *TD,
const TargetLibraryInfo *TLI) {
if (!TLI->has(LibFunc::puts))
- return 0;
+ return nullptr;
Module *M = B.GetInsertBlock()->getParent()->getParent();
- AttributeWithIndex AWI[2];
- AWI[0] = AttributeWithIndex::get(M->getContext(), 1, Attributes::NoCapture);
- AWI[1] = AttributeWithIndex::get(M->getContext(), AttributeSet::FunctionIndex,
- Attributes::NoUnwind);
+ AttributeSet AS[2];
+ AS[0] = AttributeSet::get(M->getContext(), 1, Attribute::NoCapture);
+ AS[1] = AttributeSet::get(M->getContext(), AttributeSet::FunctionIndex,
+ Attribute::NoUnwind);
Value *PutS = M->getOrInsertFunction("puts",
- AttributeSet::get(M->getContext(), AWI),
+ AttributeSet::get(M->getContext(), AS),
B.getInt32Ty(),
B.getInt8PtrTy(),
NULL);
Value *llvm::EmitFPutC(Value *Char, Value *File, IRBuilder<> &B,
const DataLayout *TD, const TargetLibraryInfo *TLI) {
if (!TLI->has(LibFunc::fputc))
- return 0;
+ return nullptr;
Module *M = B.GetInsertBlock()->getParent()->getParent();
- AttributeWithIndex AWI[2];
- AWI[0] = AttributeWithIndex::get(M->getContext(), 2, Attributes::NoCapture);
- AWI[1] = AttributeWithIndex::get(M->getContext(), AttributeSet::FunctionIndex,
- Attributes::NoUnwind);
+ AttributeSet AS[2];
+ AS[0] = AttributeSet::get(M->getContext(), 2, Attribute::NoCapture);
+ AS[1] = AttributeSet::get(M->getContext(), AttributeSet::FunctionIndex,
+ Attribute::NoUnwind);
Constant *F;
if (File->getType()->isPointerTy())
F = M->getOrInsertFunction("fputc",
- AttributeSet::get(M->getContext(), AWI),
+ AttributeSet::get(M->getContext(), AS),
B.getInt32Ty(),
B.getInt32Ty(), File->getType(),
NULL);
Value *llvm::EmitFPutS(Value *Str, Value *File, IRBuilder<> &B,
const DataLayout *TD, const TargetLibraryInfo *TLI) {
if (!TLI->has(LibFunc::fputs))
- return 0;
+ return nullptr;
Module *M = B.GetInsertBlock()->getParent()->getParent();
- AttributeWithIndex AWI[3];
- AWI[0] = AttributeWithIndex::get(M->getContext(), 1, Attributes::NoCapture);
- AWI[1] = AttributeWithIndex::get(M->getContext(), 2, Attributes::NoCapture);
- AWI[2] = AttributeWithIndex::get(M->getContext(), AttributeSet::FunctionIndex,
- Attributes::NoUnwind);
+ AttributeSet AS[3];
+ AS[0] = AttributeSet::get(M->getContext(), 1, Attribute::NoCapture);
+ AS[1] = AttributeSet::get(M->getContext(), 2, Attribute::NoCapture);
+ AS[2] = AttributeSet::get(M->getContext(), AttributeSet::FunctionIndex,
+ Attribute::NoUnwind);
StringRef FPutsName = TLI->getName(LibFunc::fputs);
Constant *F;
if (File->getType()->isPointerTy())
F = M->getOrInsertFunction(FPutsName,
- AttributeSet::get(M->getContext(), AWI),
+ AttributeSet::get(M->getContext(), AS),
B.getInt32Ty(),
B.getInt8PtrTy(),
File->getType(), NULL);
IRBuilder<> &B, const DataLayout *TD,
const TargetLibraryInfo *TLI) {
if (!TLI->has(LibFunc::fwrite))
- return 0;
+ return nullptr;
Module *M = B.GetInsertBlock()->getParent()->getParent();
- AttributeWithIndex AWI[3];
- AWI[0] = AttributeWithIndex::get(M->getContext(), 1, Attributes::NoCapture);
- AWI[1] = AttributeWithIndex::get(M->getContext(), 4, Attributes::NoCapture);
- AWI[2] = AttributeWithIndex::get(M->getContext(), AttributeSet::FunctionIndex,
- Attributes::NoUnwind);
+ AttributeSet AS[3];
+ AS[0] = AttributeSet::get(M->getContext(), 1, Attribute::NoCapture);
+ AS[1] = AttributeSet::get(M->getContext(), 4, Attribute::NoCapture);
+ AS[2] = AttributeSet::get(M->getContext(), AttributeSet::FunctionIndex,
+ Attribute::NoUnwind);
LLVMContext &Context = B.GetInsertBlock()->getContext();
StringRef FWriteName = TLI->getName(LibFunc::fwrite);
Constant *F;
if (File->getType()->isPointerTy())
F = M->getOrInsertFunction(FWriteName,
- AttributeSet::get(M->getContext(), AWI),
+ AttributeSet::get(M->getContext(), AS),
TD->getIntPtrType(Context),
B.getInt8PtrTy(),
TD->getIntPtrType(Context),
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