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tidy up

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@94101 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2010-01-21 21:05:54 +00:00
parent d3a6d90da7
commit 1b3ef34b75
1 changed files with 7 additions and 14 deletions
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15
lib/Transforms/Utils/ValueMapper.cpp
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@ -13,12 +13,10 @@
//===----------------------------------------------------------------------===//
#include "llvm/Transforms/Utils/ValueMapper.h"
#include "llvm/DerivedTypes.h" // For getNullValue(Type::Int32Ty)
#include "llvm/Constants.h"
#include "llvm/Function.h"
#include "llvm/Metadata.h"
#include "llvm/ADT/SmallVector.h"
#include "llvm/Support/ErrorHandling.h"
using namespace llvm;
Value *llvm::MapValue(const Value *V, ValueMapTy &VM) {
@ -31,14 +29,13 @@ Value *llvm::MapValue(const Value *V, ValueMapTy &VM) {
// Global values and non-function-local metadata do not need to be seeded into
// the ValueMap if they are using the identity mapping.
if (isa<GlobalValue>(V) || isa<InlineAsm>(V) || isa<MDString>(V) ||
(isa<MDNode>(V) && !dyn_cast<MDNode>(V)->isFunctionLocal()))
(isa<MDNode>(V) && !cast<MDNode>(V)->isFunctionLocal()))
return VMSlot = const_cast<Value*>(V);
if (isa<MDNode>(V)) {
const MDNode *MD = dyn_cast<MDNode>(V);
if (const MDNode *MD = dyn_cast<MDNode>(V)) {
SmallVector<Value*, 4> Elts;
for (unsigned i = 0; i != MD->getNumOperands(); i++)
Elts.push_back(MD->getOperand(i) ? MapValue(MD->getOperand(i), VM) : NULL);
Elts.push_back(MD->getOperand(i) ? MapValue(MD->getOperand(i), VM) : 0);
return VM[V] = MDNode::get(V->getContext(), Elts.data(), Elts.size());
}
@ -120,16 +117,12 @@ Value *llvm::MapValue(const Value *V, ValueMapTy &VM) {
return VM[V] = C;
}
if (BlockAddress *BA = dyn_cast<BlockAddress>(C)) {
BlockAddress *BA = cast<BlockAddress>(C);
Function *F = cast<Function>(MapValue(BA->getFunction(), VM));
BasicBlock *BB = cast_or_null<BasicBlock>(MapValue(BA->getBasicBlock(),VM));
return VM[V] = BlockAddress::get(F, BB ? BB : BA->getBasicBlock());
}
llvm_unreachable("Unknown type of constant!");
return 0;
}
/// RemapInstruction - Convert the instruction operands from referencing the
/// current values into those specified by ValueMap.
///