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Handle upgrade of llvm.bswap.iXX to llvm.bswap.iXX.iXX per new naming

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rules for overloaded intrinsic functions.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35565 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Reid Spencer 2007-04-02 00:50:28 +00:00
parent 543ab1d784
commit 1e70bb6660
1 changed files with 47 additions and 30 deletions
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77
tools/llvm-upgrade/UpgradeParser.y
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@ -1448,35 +1448,52 @@ upgradeIntrinsicCall(const Type* RetTy, const ValID &ID,
std::vector<Value*>& Args) {
std::string Name = ID.Type == ValID::NameVal ? ID.Name : "";
if (Name == "llvm.isunordered.f32" || Name == "llvm.isunordered.f64") {
if (Args.size() != 2)
error("Invalid prototype for " + Name + " prototype");
return new FCmpInst(FCmpInst::FCMP_UNO, Args[0], Args[1]);
} else {
const Type* PtrTy = PointerType::get(Type::Int8Ty);
std::vector<const Type*> Params;
if (Name == "llvm.va_start" || Name == "llvm.va_end") {
if (Args.size() != 1)
error("Invalid prototype for " + Name + " prototype");
Params.push_back(PtrTy);
const FunctionType *FTy = FunctionType::get(Type::VoidTy, Params, false);
const PointerType *PFTy = PointerType::get(FTy);
Value* Func = getVal(PFTy, ID);
Args[0] = new BitCastInst(Args[0], PtrTy, makeNameUnique("va"), CurBB);
return new CallInst(Func, &Args[0], Args.size());
} else if (Name == "llvm.va_copy") {
if (Args.size() != 2)
error("Invalid prototype for " + Name + " prototype");
Params.push_back(PtrTy);
Params.push_back(PtrTy);
const FunctionType *FTy = FunctionType::get(Type::VoidTy, Params, false);
const PointerType *PFTy = PointerType::get(FTy);
Value* Func = getVal(PFTy, ID);
std::string InstName0(makeNameUnique("va0"));
std::string InstName1(makeNameUnique("va1"));
Args[0] = new BitCastInst(Args[0], PtrTy, InstName0, CurBB);
Args[1] = new BitCastInst(Args[1], PtrTy, InstName1, CurBB);
return new CallInst(Func, &Args[0], Args.size());
switch (Name[5]) {
case 'i':
if (Name == "llvm.isunordered.f32" || Name == "llvm.isunordered.f64") {
if (Args.size() != 2)
error("Invalid prototype for " + Name);
return new FCmpInst(FCmpInst::FCMP_UNO, Args[0], Args[1]);
}
break;
case 'b':
if (Name.length() > 10 && !memcmp(&Name[5], "bswap.", 6)) {
const Type* ArgTy = Args[0]->getType();
Name += ".i" + utostr(cast<IntegerType>(ArgTy)->getBitWidth());
Function *F = cast<Function>(
CurModule.CurrentModule->getOrInsertFunction(Name, RetTy, ArgTy,
(void*)0));
return new CallInst(F, Args[0]);
}
break;
case 'v' : {
const Type* PtrTy = PointerType::get(Type::Int8Ty);
std::vector<const Type*> Params;
if (Name == "llvm.va_start" || Name == "llvm.va_end") {
if (Args.size() != 1)
error("Invalid prototype for " + Name + " prototype");
Params.push_back(PtrTy);
const FunctionType *FTy =
FunctionType::get(Type::VoidTy, Params, false);
const PointerType *PFTy = PointerType::get(FTy);
Value* Func = getVal(PFTy, ID);
Args[0] = new BitCastInst(Args[0], PtrTy, makeNameUnique("va"), CurBB);
return new CallInst(Func, &Args[0], Args.size());
} else if (Name == "llvm.va_copy") {
if (Args.size() != 2)
error("Invalid prototype for " + Name + " prototype");
Params.push_back(PtrTy);
Params.push_back(PtrTy);
const FunctionType *FTy =
FunctionType::get(Type::VoidTy, Params, false);
const PointerType *PFTy = PointerType::get(FTy);
Value* Func = getVal(PFTy, ID);
std::string InstName0(makeNameUnique("va0"));
std::string InstName1(makeNameUnique("va1"));
Args[0] = new BitCastInst(Args[0], PtrTy, InstName0, CurBB);
Args[1] = new BitCastInst(Args[1], PtrTy, InstName1, CurBB);
return new CallInst(Func, &Args[0], Args.size());
}
}
}
return 0;
@ -3661,7 +3678,7 @@ InstVal
if ($6)
for (unsigned i = 0, e = $6->size(); i < e; ++i)
Args.push_back((*$6)[i].V);
Instruction *Inst = upgradeIntrinsicCall(FTy, $4, Args);
Instruction *Inst = upgradeIntrinsicCall(FTy->getReturnType(), $4, Args);
// If we got an upgraded intrinsic
if (Inst) {