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-rw-r--r--lib/CodeGen/IntrinsicLowering.cpp145
1 files changed, 28 insertions, 117 deletions
diff --git a/lib/CodeGen/IntrinsicLowering.cpp b/lib/CodeGen/IntrinsicLowering.cpp
index 6f9c4afad4..64162f8ea2 100644
--- a/lib/CodeGen/IntrinsicLowering.cpp
+++ b/lib/CodeGen/IntrinsicLowering.cpp
@@ -34,6 +34,25 @@ static void EnsureFunctionExists(Module &M, const char *Name,
M.getOrInsertFunction(Name, FunctionType::get(RetTy, ParamTys, false));
}
+static void EnsureFPIntrinsicsExist(Module &M, Module::iterator I,
+ const char *FName,
+ const char *DName, const char *LDName) {
+ // Insert definitions for all the floating point types.
+ switch((int)I->arg_begin()->getType()->getTypeID()) {
+ case Type::FloatTyID:
+ EnsureFunctionExists(M, FName, I->arg_begin(), I->arg_end(),
+ Type::FloatTy);
+ case Type::DoubleTyID:
+ EnsureFunctionExists(M, DName, I->arg_begin(), I->arg_end(),
+ Type::DoubleTy);
+ case Type::X86_FP80TyID:
+ case Type::FP128TyID:
+ case Type::PPC_FP128TyID:
+ EnsureFunctionExists(M, LDName, I->arg_begin(), I->arg_end(),
+ I->arg_begin()->getType());
+ }
+}
+
/// ReplaceCallWith - This function is used when we want to lower an intrinsic
/// call to a call of an external function. This handles hard cases such as
/// when there was already a prototype for the external function, and if that
@@ -101,139 +120,31 @@ void IntrinsicLowering::AddPrototypes(Module &M) {
TD.getIntPtrType(), (Type *)0);
break;
case Intrinsic::sqrt:
- switch((int)I->arg_begin()->getType()->getTypeID()) {
- case Type::FloatTyID:
- EnsureFunctionExists(M, "sqrtf", I->arg_begin(), I->arg_end(),
- Type::FloatTy);
- case Type::DoubleTyID:
- EnsureFunctionExists(M, "sqrt", I->arg_begin(), I->arg_end(),
- Type::DoubleTy);
- case Type::X86_FP80TyID:
- case Type::FP128TyID:
- case Type::PPC_FP128TyID:
- EnsureFunctionExists(M, "sqrtl", I->arg_begin(), I->arg_end(),
- I->arg_begin()->getType());
- }
+ EnsureFPIntrinsicsExist(M, I, "sqrtf", "sqrt", "sqrtl");
break;
case Intrinsic::sin:
- switch((int)I->arg_begin()->getType()->getTypeID()) {
- case Type::FloatTyID:
- EnsureFunctionExists(M, "sinf", I->arg_begin(), I->arg_end(),
- Type::FloatTy);
- case Type::DoubleTyID:
- EnsureFunctionExists(M, "sin", I->arg_begin(), I->arg_end(),
- Type::DoubleTy);
- case Type::X86_FP80TyID:
- case Type::FP128TyID:
- case Type::PPC_FP128TyID:
- EnsureFunctionExists(M, "sinl", I->arg_begin(), I->arg_end(),
- I->arg_begin()->getType());
- }
+ EnsureFPIntrinsicsExist(M, I, "sinf", "sin", "sinl");
break;
case Intrinsic::cos:
- switch((int)I->arg_begin()->getType()->getTypeID()) {
- case Type::FloatTyID:
- EnsureFunctionExists(M, "cosf", I->arg_begin(), I->arg_end(),
- Type::FloatTy);
- case Type::DoubleTyID:
- EnsureFunctionExists(M, "cos", I->arg_begin(), I->arg_end(),
- Type::DoubleTy);
- case Type::X86_FP80TyID:
- case Type::FP128TyID:
- case Type::PPC_FP128TyID:
- EnsureFunctionExists(M, "cosl", I->arg_begin(), I->arg_end(),
- I->arg_begin()->getType());
- }
+ EnsureFPIntrinsicsExist(M, I, "cosf", "cos", "cosl");
break;
case Intrinsic::pow:
- switch((int)I->arg_begin()->getType()->getTypeID()) {
- case Type::FloatTyID:
- EnsureFunctionExists(M, "powf", I->arg_begin(), I->arg_end(),
- Type::FloatTy);
- case Type::DoubleTyID:
- EnsureFunctionExists(M, "pow", I->arg_begin(), I->arg_end(),
- Type::DoubleTy);
- case Type::X86_FP80TyID:
- case Type::FP128TyID:
- case Type::PPC_FP128TyID:
- EnsureFunctionExists(M, "powl", I->arg_begin(), I->arg_end(),
- I->arg_begin()->getType());
- }
+ EnsureFPIntrinsicsExist(M, I, "powf", "pow", "powl");
break;
case Intrinsic::log:
- switch((int)I->arg_begin()->getType()->getTypeID()) {
- case Type::FloatTyID:
- EnsureFunctionExists(M, "logf", I->arg_begin(), I->arg_end(),
- Type::FloatTy);
- case Type::DoubleTyID:
- EnsureFunctionExists(M, "log", I->arg_begin(), I->arg_end(),
- Type::DoubleTy);
- case Type::X86_FP80TyID:
- case Type::FP128TyID:
- case Type::PPC_FP128TyID:
- EnsureFunctionExists(M, "logl", I->arg_begin(), I->arg_end(),
- I->arg_begin()->getType());
- }
+ EnsureFPIntrinsicsExist(M, I, "logf", "log", "logl");
break;
case Intrinsic::log2:
- switch((int)I->arg_begin()->getType()->getTypeID()) {
- case Type::FloatTyID:
- EnsureFunctionExists(M, "log2f", I->arg_begin(), I->arg_end(),
- Type::FloatTy);
- case Type::DoubleTyID:
- EnsureFunctionExists(M, "log2", I->arg_begin(), I->arg_end(),
- Type::DoubleTy);
- case Type::X86_FP80TyID:
- case Type::FP128TyID:
- case Type::PPC_FP128TyID:
- EnsureFunctionExists(M, "log2l", I->arg_begin(), I->arg_end(),
- I->arg_begin()->getType());
- }
+ EnsureFPIntrinsicsExist(M, I, "log2f", "log2", "log2l");
break;
case Intrinsic::log10:
- switch((int)I->arg_begin()->getType()->getTypeID()) {
- case Type::FloatTyID:
- EnsureFunctionExists(M, "log10f", I->arg_begin(), I->arg_end(),
- Type::FloatTy);
- case Type::DoubleTyID:
- EnsureFunctionExists(M, "log10", I->arg_begin(), I->arg_end(),
- Type::DoubleTy);
- case Type::X86_FP80TyID:
- case Type::FP128TyID:
- case Type::PPC_FP128TyID:
- EnsureFunctionExists(M, "log10l", I->arg_begin(), I->arg_end(),
- I->arg_begin()->getType());
- }
+ EnsureFPIntrinsicsExist(M, I, "log10f", "log10", "log10l");
break;
case Intrinsic::exp:
- switch((int)I->arg_begin()->getType()->getTypeID()) {
- case Type::FloatTyID:
- EnsureFunctionExists(M, "expf", I->arg_begin(), I->arg_end(),
- Type::FloatTy);
- case Type::DoubleTyID:
- EnsureFunctionExists(M, "exp", I->arg_begin(), I->arg_end(),
- Type::DoubleTy);
- case Type::X86_FP80TyID:
- case Type::FP128TyID:
- case Type::PPC_FP128TyID:
- EnsureFunctionExists(M, "expl", I->arg_begin(), I->arg_end(),
- I->arg_begin()->getType());
- }
+ EnsureFPIntrinsicsExist(M, I, "expf", "exp", "expl");
break;
case Intrinsic::exp2:
- switch((int)I->arg_begin()->getType()->getTypeID()) {
- case Type::FloatTyID:
- EnsureFunctionExists(M, "exp2f", I->arg_begin(), I->arg_end(),
- Type::FloatTy);
- case Type::DoubleTyID:
- EnsureFunctionExists(M, "exp2", I->arg_begin(), I->arg_end(),
- Type::DoubleTy);
- case Type::X86_FP80TyID:
- case Type::FP128TyID:
- case Type::PPC_FP128TyID:
- EnsureFunctionExists(M, "exp2l", I->arg_begin(), I->arg_end(),
- I->arg_begin()->getType());
- }
+ EnsureFPIntrinsicsExist(M, I, "exp2f", "exp2", "exp2l");
break;
}
}