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Add const qualifiers to CodeGen's use of LLVM IR constructs.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@101334 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dan Gohman
2010-04-15 01:51:59 +00:00
parent cff6f85454
commit 46510a73e9
64 changed files with 577 additions and 557 deletions
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16
lib/CodeGen/MachineFunction.cpp
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@@ -630,7 +630,7 @@ MachineConstantPool::~MachineConstantPool() {
/// CanShareConstantPoolEntry - Test whether the given two constants
/// can be allocated the same constant pool entry.
static bool CanShareConstantPoolEntry(Constant *A, Constant *B,
static bool CanShareConstantPoolEntry(const Constant *A, const Constant *B,
const TargetData *TD) {
// Handle the trivial case quickly.
if (A == B) return true;
@@ -645,17 +645,17 @@ static bool CanShareConstantPoolEntry(Constant *A, Constant *B,
// If a floating-point value and an integer value have the same encoding,
// they can share a constant-pool entry.
if (ConstantFP *AFP = dyn_cast<ConstantFP>(A))
if (ConstantInt *BI = dyn_cast<ConstantInt>(B))
if (const ConstantFP *AFP = dyn_cast<ConstantFP>(A))
if (const ConstantInt *BI = dyn_cast<ConstantInt>(B))
return AFP->getValueAPF().bitcastToAPInt() == BI->getValue();
if (ConstantFP *BFP = dyn_cast<ConstantFP>(B))
if (ConstantInt *AI = dyn_cast<ConstantInt>(A))
if (const ConstantFP *BFP = dyn_cast<ConstantFP>(B))
if (const ConstantInt *AI = dyn_cast<ConstantInt>(A))
return BFP->getValueAPF().bitcastToAPInt() == AI->getValue();
// Two vectors can share an entry if each pair of corresponding
// elements could.
if (ConstantVector *AV = dyn_cast<ConstantVector>(A))
if (ConstantVector *BV = dyn_cast<ConstantVector>(B)) {
if (const ConstantVector *AV = dyn_cast<ConstantVector>(A))
if (const ConstantVector *BV = dyn_cast<ConstantVector>(B)) {
if (AV->getType()->getNumElements() != BV->getType()->getNumElements())
return false;
for (unsigned i = 0, e = AV->getType()->getNumElements(); i != e; ++i)
@@ -674,7 +674,7 @@ static bool CanShareConstantPoolEntry(Constant *A, Constant *B,
/// an existing one. User must specify the log2 of the minimum required
/// alignment for the object.
///
unsigned MachineConstantPool::getConstantPoolIndex(Constant *C,
unsigned MachineConstantPool::getConstantPoolIndex(const Constant *C,
unsigned Alignment) {
assert(Alignment && "Alignment must be specified!");
if (Alignment > PoolAlignment) PoolAlignment = Alignment;