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Fix linking of inline asm objects.

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llvm-svn: 28640
This commit is contained in:
Chris Lattner 2006-06-01 19:14:22 +00:00
parent b41365509f
commit 609f7e070d
1 changed files with 9 additions and 5 deletions
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14
lib/Linker/LinkModules.cpp
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@ -262,20 +262,19 @@ static void PrintMap(const std::map<const Value*, Value*> &M) {
// RemapOperand - Use ValueMap to convert references from one module to another.
// This is somewhat sophisticated in that it can automatically handle constant
// references correctly as well...
// references correctly as well.
static Value *RemapOperand(const Value *In,
std::map<const Value*, Value*> &ValueMap) {
std::map<const Value*,Value*>::const_iterator I = ValueMap.find(In);
if (I != ValueMap.end()) return I->second;
// Check to see if it's a constant that we are interesting in transforming.
Value *Result = 0;
if (const Constant *CPV = dyn_cast<Constant>(In)) {
if ((!isa<DerivedType>(CPV->getType()) && !isa<ConstantExpr>(CPV)) ||
isa<ConstantAggregateZero>(CPV))
return const_cast<Constant*>(CPV); // Simple constants stay identical.
Constant *Result = 0;
if (const ConstantArray *CPA = dyn_cast<ConstantArray>(CPV)) {
std::vector<Constant*> Operands(CPA->getNumOperands());
for (unsigned i = 0, e = CPA->getNumOperands(); i != e; ++i)
@ -350,11 +349,16 @@ static Value *RemapOperand(const Value *In,
} else {
assert(0 && "Unknown type of derived type constant value!");
}
// Cache the mapping in our local map structure...
} else if (isa<InlineAsm>(In)) {
Result = const_cast<Value*>(In);
}
// Cache the mapping in our local map structure...
if (Result) {
ValueMap.insert(std::make_pair(In, Result));
return Result;
}
std::cerr << "LinkModules ValueMap: \n";
PrintMap(ValueMap);