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linear -> constant time 

llvm-svn: 27652
This commit is contained in:
Andrew Lenharth 2006-04-13 13:43:31 +00:00
parent 9857229aba
commit 92cf71f6d7
1 changed files with 3 additions and 3 deletions
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6
llvm/lib/Transforms/IPO/IndMemRemoval.cpp
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@ -51,11 +51,11 @@ bool IndMemRemPass::runOnModule(Module &M) {
//to intrinsics. Therefor, this goes through and finds where the //to intrinsics. Therefor, this goes through and finds where the
//address of free or malloc are taken and replaces those with bounce //address of free or malloc are taken and replaces those with bounce
//functions, ensuring that all malloc and free that might happen //functions, ensuring that all malloc and free that might happen
//happens through intrinsics. //happen through intrinsics.
bool changed = false; bool changed = false;
if (Function* F = M.getNamedFunction("free")) { if (Function* F = M.getNamedFunction("free")) {
assert(F->isExternal() && "free not external?"); assert(F->isExternal() && "free not external?");
if (F->getNumUses()) { if (!F->use_empty()) {
Function* FN = new Function(F->getFunctionType(), Function* FN = new Function(F->getFunctionType(),
GlobalValue::LinkOnceLinkage, GlobalValue::LinkOnceLinkage,
"free_llvm_bounce", &M); "free_llvm_bounce", &M);
@ -70,7 +70,7 @@ bool IndMemRemPass::runOnModule(Module &M) {
} }
if (Function* F = M.getNamedFunction("malloc")) { if (Function* F = M.getNamedFunction("malloc")) {
assert(F->isExternal() && "malloc not external?"); assert(F->isExternal() && "malloc not external?");
if (F->getNumUses()) { if (!F->use_empty()) {
Function* FN = new Function(F->getFunctionType(), Function* FN = new Function(F->getFunctionType(),
GlobalValue::LinkOnceLinkage, GlobalValue::LinkOnceLinkage,
"malloc_llvm_bounce", &M); "malloc_llvm_bounce", &M);