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Do not DESTROY programs by default. No wonder bugpoint was not being useful all this time!

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llvm-svn: 10175
This commit is contained in:
Chris Lattner 2003-11-23 04:51:05 +00:00
parent b878ff088b
commit fe396111ee
1 changed files with 7 additions and 11 deletions
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18
tools/bugpoint/ExtractFunction.cpp
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@ -24,16 +24,12 @@
#include "llvm/Transforms/Utils/Cloning.h"
#include "llvm/Target/TargetData.h"
#include "Support/CommandLine.h"
using namespace llvm;
namespace llvm {
bool DisableSimplifyCFG = false;
bool DisableSimplifyCFG = false;
} // End llvm namespace
using namespace llvm;
namespace {
cl::opt<bool>
NoADCE("disable-adce",
@ -46,8 +42,6 @@ namespace {
cl::desc("Do not use the -simplifycfg pass to reduce testcases"));
}
namespace llvm {
/// deleteInstructionFromProgram - This method clones the current Program and
/// deletes the specified instruction from the cloned module. It then runs a
/// series of cleanup passes (ADCE and SimplifyCFG) to eliminate any code which
@ -114,8 +108,12 @@ Module *BugDriver::performFinalCleanups(Module *M, bool MayModifySemantics) {
CleanupPasses.push_back(getPI(createFunctionResolvingPass()));
CleanupPasses.push_back(getPI(createGlobalDCEPass()));
CleanupPasses.push_back(getPI(createDeadTypeEliminationPass()));
CleanupPasses.push_back(getPI(createDeadArgHackingPass()));
if (MayModifySemantics)
CleanupPasses.push_back(getPI(createDeadArgHackingPass()));
else
CleanupPasses.push_back(getPI(createDeadArgEliminationPass()));
std::swap(Program, M);
std::string Filename;
bool Failed = runPasses(CleanupPasses, Filename);
@ -134,5 +132,3 @@ Module *BugDriver::performFinalCleanups(Module *M, bool MayModifySemantics) {
}
return M;
}
} // End llvm namespace