RPCS3/llvm-mirror
1
0
Fork 0
mirror of https://github.com/RPCS3/llvm-mirror.git synced 2025-02-11 23:37:39 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

Strip off CPR's manually, because if we don't, the inliner doesn't delete dead

Browse Source 
functions.  GRR

llvm-svn: 9641
This commit is contained in:
Chris Lattner 2003-10-31 21:05:58 +00:00
parent 9c85e0b72c
commit 18192fe20c
1 changed files with 9 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

11
lib/Transforms/IPO/Inliner.cpp
View File

@ -13,6 +13,7 @@
//===----------------------------------------------------------------------===//
#include "Inliner.h"
#include "llvm/Constants.h" // ConstantPointerRef should die
#include "llvm/Module.h"
#include "llvm/iOther.h"
#include "llvm/iTerminators.h"
@ -108,12 +109,18 @@ bool Inliner::performInlining(CallSite CS, std::set<Function*> &SCC) {
// Attempt to inline the function...
if (!InlineFunction(CS)) return false;
++NumInlined;
if (Callee->hasOneUse())
if (ConstantPointerRef *CPR =
dyn_cast<ConstantPointerRef>(Callee->use_back()))
if (CPR->use_empty())
CPR->destroyConstant();
// If we inlined the last possible call site to the function,
// delete the function body now.
if (Callee->use_empty() && Callee != Caller &&
(Callee->hasInternalLinkage() || Callee->hasLinkOnceLinkage())) {
DEBUG(std::cerr << " -> Deleting dead function: "
DEBUG(std::cerr << " -> Deleting dead function: " << (void*)Callee
<< Callee->getName() << "\n");
std::set<Function*>::iterator I = SCC.find(Callee);
if (I != SCC.end()) // Remove function from this SCC...