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Change inferred cast creation calls to more specific cast creations.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32460 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Reid Spencer
2006-12-12 01:17:41 +00:00
parent f64945d83c
commit 15f46d6c28
5 changed files with 13 additions and 9 deletions
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6
lib/CodeGen/AsmPrinter.cpp
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@@ -446,7 +446,11 @@ void AsmPrinter::EmitConstantValueOnly(const Constant *CV) {
// integer type. This promotes constant folding and simplifies this code. // integer type. This promotes constant folding and simplifies this code.
if (isa<PointerType>(Ty)) { if (isa<PointerType>(Ty)) {
const Type *IntPtrTy = TD->getIntPtrType(); const Type *IntPtrTy = TD->getIntPtrType();
Op = ConstantExpr::getCast(Op, IntPtrTy); Instruction::CastOps opcode = Instruction::CastOps(CE->getOpcode());
if (opcode == Instruction::IntToPtr)
Op = ConstantExpr::getIntegerCast(Op, IntPtrTy, false /*ZExt*/);
else
Op = ConstantExpr::getCast(Instruction::PtrToInt, Op, IntPtrTy);
return EmitConstantValueOnly(Op); return EmitConstantValueOnly(Op);
} }

2
lib/CodeGen/IntrinsicLowering.cpp
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@@ -239,7 +239,7 @@ static Value *LowerCTPOP(Value *V, Instruction *IP) {
for (unsigned i = 1, ct = 0; i != BitSize; i <<= 1, ++ct) { for (unsigned i = 1, ct = 0; i != BitSize; i <<= 1, ++ct) {
Value *MaskCst = Value *MaskCst =
ConstantExpr::getCast(ConstantInt::get(Type::ULongTy, MaskValues[ct]), ConstantExpr::getTruncOrBitCast(ConstantInt::get(Type::ULongTy, MaskValues[ct]),
V->getType()); V->getType());
Value *LHS = BinaryOperator::createAnd(V, MaskCst, "cppop.and1", IP); Value *LHS = BinaryOperator::createAnd(V, MaskCst, "cppop.and1", IP);
Value *VShift = new ShiftInst(Instruction::LShr, V, Value *VShift = new ShiftInst(Instruction::LShr, V,

10
lib/CodeGen/MachineDebugInfo.cpp
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@@ -292,7 +292,7 @@ public:
if (GV) { if (GV) {
// Set to pointer to global. // Set to pointer to global.
Elements.push_back(ConstantExpr::getCast(GV, EmptyTy)); Elements.push_back(ConstantExpr::getBitCast(GV, EmptyTy));
} else { } else {
// Use NULL. // Use NULL.
Elements.push_back(ConstantPointerNull::get(EmptyTy)); Elements.push_back(ConstantPointerNull::get(EmptyTy));
@@ -301,7 +301,7 @@ public:
virtual void Apply(GlobalVariable *&Field) { virtual void Apply(GlobalVariable *&Field) {
const PointerType *EmptyTy = SR.getEmptyStructPtrType(); const PointerType *EmptyTy = SR.getEmptyStructPtrType();
if (Field) { if (Field) {
Elements.push_back(ConstantExpr::getCast(Field, EmptyTy)); Elements.push_back(ConstantExpr::getBitCast(Field, EmptyTy));
} else { } else {
Elements.push_back(ConstantPointerNull::get(EmptyTy)); Elements.push_back(ConstantPointerNull::get(EmptyTy));
} }
@@ -315,7 +315,7 @@ public:
for (unsigned i = 0, N = Field.size(); i < N; ++i) { for (unsigned i = 0, N = Field.size(); i < N; ++i) {
if (DebugInfoDesc *Element = Field[i]) { if (DebugInfoDesc *Element = Field[i]) {
GlobalVariable *GVE = SR.Serialize(Element); GlobalVariable *GVE = SR.Serialize(Element);
Constant *CE = ConstantExpr::getCast(GVE, EmptyTy); Constant *CE = ConstantExpr::getBitCast(GVE, EmptyTy);
ArrayElements.push_back(cast<Constant>(CE)); ArrayElements.push_back(cast<Constant>(CE));
} else { } else {
ArrayElements.push_back(ConstantPointerNull::get(EmptyTy)); ArrayElements.push_back(ConstantPointerNull::get(EmptyTy));
@@ -328,7 +328,7 @@ public:
CA, "llvm.dbg.array", CA, "llvm.dbg.array",
SR.getModule()); SR.getModule());
CAGV->setSection("llvm.metadata"); CAGV->setSection("llvm.metadata");
Constant *CAE = ConstantExpr::getCast(CAGV, EmptyTy); Constant *CAE = ConstantExpr::getBitCast(CAGV, EmptyTy);
Elements.push_back(CAE); Elements.push_back(CAE);
} }
}; };
@@ -1323,7 +1323,7 @@ Constant *DISerializer::getString(const std::string &String) {
ConstStr, "str", M); ConstStr, "str", M);
StrGV->setSection("llvm.metadata"); StrGV->setSection("llvm.metadata");
// Convert to generic string pointer. // Convert to generic string pointer.
Slot = ConstantExpr::getCast(StrGV, getStrPtrType()); Slot = ConstantExpr::getBitCast(StrGV, getStrPtrType());
} }
return Slot; return Slot;

2
lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
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@@ -790,7 +790,7 @@ SDOperand SelectionDAGLegalize::LegalizeOp(SDOperand Op) {
// Only do this if the target has a native EXTLOAD instruction from // Only do this if the target has a native EXTLOAD instruction from
// f32. // f32.
TLI.isLoadXLegal(ISD::EXTLOAD, MVT::f32)) { TLI.isLoadXLegal(ISD::EXTLOAD, MVT::f32)) {
LLVMC = cast<ConstantFP>(ConstantExpr::getCast(LLVMC, Type::FloatTy)); LLVMC = cast<ConstantFP>(ConstantExpr::getFPCast(LLVMC, Type::FloatTy));
VT = MVT::f32; VT = MVT::f32;
Extend = true; Extend = true;
} }

2
lib/ExecutionEngine/JIT/JIT.cpp
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@@ -212,7 +212,7 @@ GenericValue JIT::runFunction(Function *F,
} else { } else {
C = ConstantInt::get(Type::LongTy, (intptr_t)ArgPtr); C = ConstantInt::get(Type::LongTy, (intptr_t)ArgPtr);
} }
C = ConstantExpr::getCast(C, ArgTy); // Cast the integer to pointer C = ConstantExpr::getIntToPtr(C, ArgTy); // Cast the integer to pointer
break; break;
} }
Args.push_back(C); Args.push_back(C);