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Finegrainify namespacification

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The module stripping pass should not strip symbols on external globals


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@10157 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2003-11-22 01:29:35 +00:00
parent 915cab2ac1
commit 35bb52f8b1
1 changed files with 16 additions and 14 deletions
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30
lib/Transforms/Scalar/SymbolStripping.cpp
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@ -25,8 +25,7 @@
#include "llvm/Module.h"
#include "llvm/SymbolTable.h"
#include "llvm/Pass.h"
namespace llvm {
using namespace llvm;
static bool StripSymbolTable(SymbolTable &SymTab) {
bool RemovedSymbol = false;
@ -34,15 +33,20 @@ static bool StripSymbolTable(SymbolTable &SymTab) {
for (SymbolTable::iterator I = SymTab.begin(); I != SymTab.end(); ++I) {
std::map<const std::string, Value *> &Plane = I->second;
SymbolTable::type_iterator B;
while ((B = Plane.begin()) != Plane.end()) { // Found nonempty type plane!
SymbolTable::type_iterator B = Plane.begin();
while (B != Plane.end()) { // Found nonempty type plane!
Value *V = B->second;
if (isa<Constant>(V) || isa<Type>(V))
SymTab.type_remove(B);
else
V->setName("", &SymTab); // Set name to "", removing from symbol table!
RemovedSymbol = true;
assert(Plane.begin() != B && "Symbol not removed from table!");
if (isa<Constant>(V) || isa<Type>(V)) {
SymTab.type_remove(B++);
RemovedSymbol = true;
} else {
++B;
if (!isa<GlobalValue>(V) || cast<GlobalValue>(V)->hasInternalLinkage()){
// Set name to "", removing from symbol table!
V->setName("", &SymTab);
RemovedSymbol = true;
}
}
}
}
@ -69,12 +73,10 @@ namespace {
"Strip symbols from module and functions");
}
Pass *createSymbolStrippingPass() {
Pass *llvm::createSymbolStrippingPass() {
return new SymbolStripping();
}
Pass *createFullSymbolStrippingPass() {
Pass *llvm::createFullSymbolStrippingPass() {
return new FullSymbolStripping();
}
} // End llvm namespace