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-rw-r--r--llvm/lib/IR/Constants.cpp27
1 files changed, 11 insertions, 16 deletions
diff --git a/llvm/lib/IR/Constants.cpp b/llvm/lib/IR/Constants.cpp
index 457b69d2f39..550d9a89a65 100644
--- a/llvm/lib/IR/Constants.cpp
+++ b/llvm/lib/IR/Constants.cpp
@@ -414,16 +414,13 @@ bool Constant::isConstantUsed() const {
return false;
}
-Constant::PossibleRelocationsTy Constant::getRelocationInfo() const {
- if (const GlobalValue *GV = dyn_cast<GlobalValue>(this)) {
- if (GV->hasLocalLinkage() || GV->hasHiddenVisibility())
- return LocalRelocation; // Local to this file/library.
- return GlobalRelocations; // Global reference.
- }
-
+bool Constant::needsRelocation() const {
+ if (isa<GlobalValue>(this))
+ return true; // Global reference.
+
if (const BlockAddress *BA = dyn_cast<BlockAddress>(this))
- return BA->getFunction()->getRelocationInfo();
-
+ return BA->getFunction()->needsRelocation();
+
// While raw uses of blockaddress need to be relocated, differences between
// two of them don't when they are for labels in the same function. This is a
// common idiom when creating a table for the indirect goto extension, so we
@@ -432,20 +429,18 @@ Constant::PossibleRelocationsTy Constant::getRelocationInfo() const {
if (CE->getOpcode() == Instruction::Sub) {
ConstantExpr *LHS = dyn_cast<ConstantExpr>(CE->getOperand(0));
ConstantExpr *RHS = dyn_cast<ConstantExpr>(CE->getOperand(1));
- if (LHS && RHS &&
- LHS->getOpcode() == Instruction::PtrToInt &&
+ if (LHS && RHS && LHS->getOpcode() == Instruction::PtrToInt &&
RHS->getOpcode() == Instruction::PtrToInt &&
isa<BlockAddress>(LHS->getOperand(0)) &&
isa<BlockAddress>(RHS->getOperand(0)) &&
cast<BlockAddress>(LHS->getOperand(0))->getFunction() ==
- cast<BlockAddress>(RHS->getOperand(0))->getFunction())
- return NoRelocation;
+ cast<BlockAddress>(RHS->getOperand(0))->getFunction())
+ return false;
}
- PossibleRelocationsTy Result = NoRelocation;
+ bool Result = false;
for (unsigned i = 0, e = getNumOperands(); i != e; ++i)
- Result = std::max(Result,
- cast<Constant>(getOperand(i))->getRelocationInfo());
+ Result |= cast<Constant>(getOperand(i))->needsRelocation();
return Result;
}
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