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Twines: Don't allow implicit conversion from integers, this is too tricky. 

llvm-svn: 77605
This commit is contained in:
Daniel Dunbar 2009-07-30 17:37:43 +00:00
parent 5262314b8d
commit 132f78395a
6 changed files with 68 additions and 17 deletions
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8
llvm/include/llvm/ADT/Twine.h
View File

@ -252,22 +252,22 @@ namespace llvm {
}
/// Construct a twine to print \arg Val as an unsigned decimal integer.
Twine(const uint32_t &Val)
explicit Twine(const uint32_t &Val)
: LHS(&Val), LHSKind(UDec32Kind), RHSKind(EmptyKind) {
}
/// Construct a twine to print \arg Val as a signed decimal integer.
Twine(const int32_t &Val)
explicit Twine(const int32_t &Val)
: LHS(&Val), LHSKind(SDec32Kind), RHSKind(EmptyKind) {
}
/// Construct a twine to print \arg Val as an unsigned decimal integer.
Twine(const uint64_t &Val)
explicit Twine(const uint64_t &Val)
: LHS(&Val), LHSKind(UDec64Kind), RHSKind(EmptyKind) {
}
/// Construct a twine to print \arg Val as a signed decimal integer.
Twine(const int64_t &Val)
explicit Twine(const int64_t &Val)
: LHS(&Val), LHSKind(SDec64Kind), RHSKind(EmptyKind) {
}

4
llvm/lib/Transforms/IPO/ArgumentPromotion.cpp
View File

@ -764,9 +764,9 @@ Function *ArgPromotion::DoPromotion(Function *F,
Idxs[1] = ConstantInt::get(Type::Int32Ty, i);
Value *Idx =
GetElementPtrInst::Create(TheAlloca, Idxs, Idxs+2,
TheAlloca->getName()+"."+i,
TheAlloca->getName()+"."+Twine(i),
InsertPt);
I2->setName(I->getName()+"."+i);
I2->setName(I->getName()+"."+Twine(i));
new StoreInst(I2++, Idx, InsertPt);
}

14
llvm/lib/Transforms/IPO/GlobalOpt.cpp
View File

@ -494,7 +494,7 @@ static GlobalVariable *SRAGlobal(GlobalVariable *GV, const TargetData &TD,
GlobalVariable *NGV = new GlobalVariable(Context,
STy->getElementType(i), false,
GlobalVariable::InternalLinkage,
In, GV->getName()+"."+i,
In, GV->getName()+"."+Twine(i),
GV->isThreadLocal(),
GV->getType()->getAddressSpace());
Globals.insert(GV, NGV);
@ -530,7 +530,7 @@ static GlobalVariable *SRAGlobal(GlobalVariable *GV, const TargetData &TD,
GlobalVariable *NGV = new GlobalVariable(Context,
STy->getElementType(), false,
GlobalVariable::InternalLinkage,
In, GV->getName()+"."+i,
In, GV->getName()+"."+Twine(i),
GV->isThreadLocal(),
GV->getType()->getAddressSpace());
Globals.insert(GV, NGV);
@ -584,7 +584,7 @@ static GlobalVariable *SRAGlobal(GlobalVariable *GV, const TargetData &TD,
for (unsigned i = 3, e = GEPI->getNumOperands(); i != e; ++i)
Idxs.push_back(GEPI->getOperand(i));
NewPtr = GetElementPtrInst::Create(NewPtr, Idxs.begin(), Idxs.end(),
GEPI->getName()+"."+Val, GEPI);
GEPI->getName()+"."+Twine(Val),GEPI);
}
}
GEP->replaceAllUsesWith(NewPtr);
@ -1152,7 +1152,7 @@ static Value *GetHeapSROAValue(Value *V, unsigned FieldNo,
Result = new LoadInst(GetHeapSROAValue(LI->getOperand(0), FieldNo,
InsertedScalarizedValues,
PHIsToRewrite, Context),
LI->getName()+".f" + FieldNo, LI);
LI->getName()+".f"+Twine(FieldNo), LI);
} else if (PHINode *PN = dyn_cast<PHINode>(V)) {
// PN's type is pointer to struct. Make a new PHI of pointer to struct
// field.
@ -1161,7 +1161,7 @@ static Value *GetHeapSROAValue(Value *V, unsigned FieldNo,
Result =
PHINode::Create(PointerType::getUnqual(ST->getElementType(FieldNo)),
PN->getName()+".f"+FieldNo, PN);
PN->getName()+".f"+Twine(FieldNo), PN);
PHIsToRewrite.push_back(std::make_pair(PN, FieldNo));
} else {
llvm_unreachable("Unknown usable value");
@ -1287,12 +1287,12 @@ static GlobalVariable *PerformHeapAllocSRoA(GlobalVariable *GV, MallocInst *MI,
new GlobalVariable(*GV->getParent(),
PFieldTy, false, GlobalValue::InternalLinkage,
Context.getNullValue(PFieldTy),
GV->getName() + ".f" + FieldNo, GV,
GV->getName() + ".f" + Twine(FieldNo), GV,
GV->isThreadLocal());
FieldGlobals.push_back(NGV);
MallocInst *NMI = new MallocInst(FieldTy, MI->getArraySize(),
MI->getName() + ".f" + FieldNo,MI);
MI->getName() + ".f" + Twine(FieldNo), MI);
FieldMallocs.push_back(NMI);
new StoreInst(NMI, NGV, MI);
}

6
llvm/lib/Transforms/Scalar/ScalarReplAggregates.cpp
View File

@ -335,7 +335,7 @@ void SROA::DoScalarReplacement(AllocationInst *AI,
for (unsigned i = 0, e = ST->getNumContainedTypes(); i != e; ++i) {
AllocaInst *NA = new AllocaInst(ST->getContainedType(i), 0,
AI->getAlignment(),
AI->getName() + "." + i, AI);
AI->getName() + "." + Twine(i), AI);
ElementAllocas.push_back(NA);
WorkList.push_back(NA); // Add to worklist for recursive processing
}
@ -345,7 +345,7 @@ void SROA::DoScalarReplacement(AllocationInst *AI,
const Type *ElTy = AT->getElementType();
for (unsigned i = 0, e = AT->getNumElements(); i != e; ++i) {
AllocaInst *NA = new AllocaInst(ElTy, 0, AI->getAlignment(),
AI->getName() + "." + i, AI);
AI->getName() + "." + Twine(i), AI);
ElementAllocas.push_back(NA);
WorkList.push_back(NA); // Add to worklist for recursive processing
}
@ -776,7 +776,7 @@ void SROA::RewriteMemIntrinUserOfAlloca(MemIntrinsic *MI, Instruction *BCInst,
if (OtherPtr) {
Value *Idx[2] = { Zero, ConstantInt::get(Type::Int32Ty, i) };
OtherElt = GetElementPtrInst::Create(OtherPtr, Idx, Idx + 2,
OtherPtr->getNameStr()+"."+i,
OtherPtr->getNameStr()+"."+Twine(i),
MI);
uint64_t EltOffset;
const PointerType *OtherPtrTy = cast<PointerType>(OtherPtr->getType());

2
llvm/lib/Transforms/Utils/PromoteMemoryToRegister.cpp
View File

@ -867,7 +867,7 @@ bool PromoteMem2Reg::QueuePhiNode(BasicBlock *BB, unsigned AllocaNo,
// Create a PhiNode using the dereferenced type... and add the phi-node to the
// BasicBlock.
PN = PHINode::Create(Allocas[AllocaNo]->getAllocatedType(),
Allocas[AllocaNo]->getName() + "." + Version++,
Allocas[AllocaNo]->getName() + "." + Twine(Version++),
BB->begin());
++NumPHIInsert;
PhiToAllocaMap[PN] = AllocaNo;

51
llvm/utils/TableGen/AsmMatcherEmitter.cpp
View File

@ -17,6 +17,32 @@
#include "Record.h"
using namespace llvm;
static std::string FlattenVariants(const std::string &AsmString,
unsigned Index) {
StringRef Cur = AsmString;
std::string Res = "";
for (;;) {
std::pair<StringRef, StringRef> Split = Cur.split('{');
Res += Split.first;
if (Split.second.empty())
break;
std::pair<StringRef, StringRef> Inner = Cur.split('}');
StringRef Selection = Inner.first;
for (unsigned i = 0; i != Index; ++i)
Selection = Selection.split('|').second;
Selection = Selection.split('|').first;
Res += Selection;
Cur = Inner.second;
}
return Res;
}
void AsmMatcherEmitter::run(raw_ostream &OS) {
CodeGenTarget Target;
const std::vector<CodeGenRegister> &Registers = Target.getRegisters();
@ -44,4 +70,29 @@ void AsmMatcherEmitter::run(raw_ostream &OS) {
}
OS << " return true;\n";
OS << "}\n";
// Emit the function to match instructions.
std::vector<const CodeGenInstruction*> NumberedInstructions;
Target.getInstructionsByEnumValue(NumberedInstructions);
const std::map<std::string, CodeGenInstruction> &Instructions =
Target.getInstructions();
for (std::map<std::string, CodeGenInstruction>::const_iterator
it = Instructions.begin(), ie = Instructions.end(); it != ie; ++it) {
const CodeGenInstruction &CGI = it->second;
if (it->first != "SUB8rr")
continue;
/*
def SUB8rr : I<0x28, MRMDestReg, (outs GR8:$dst), (ins GR8:$src1, GR8:$src2),
"sub{b}\t{$src2, $dst|$dst, $src2}",
[(set GR8:$dst, (sub GR8:$src1, GR8:$src2)),
(implicit EFLAGS)]>;
*/
outs() << it->first << " "
<< FlattenVariants(CGI.AsmString, 0)
<< "\n";
}
}