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-rw-r--r--contrib/llvm/tools/bugpoint/CrashDebugger.cpp73
1 files changed, 42 insertions, 31 deletions
diff --git a/contrib/llvm/tools/bugpoint/CrashDebugger.cpp b/contrib/llvm/tools/bugpoint/CrashDebugger.cpp
index 2d0631c..57dc1c8 100644
--- a/contrib/llvm/tools/bugpoint/CrashDebugger.cpp
+++ b/contrib/llvm/tools/bugpoint/CrashDebugger.cpp
@@ -43,7 +43,7 @@ namespace {
}
namespace llvm {
- class ReducePassList : public ListReducer<const PassInfo*> {
+ class ReducePassList : public ListReducer<std::string> {
BugDriver &BD;
public:
ReducePassList(BugDriver &bd) : BD(bd) {}
@@ -52,15 +52,15 @@ namespace llvm {
// running the "Kept" passes fail when run on the output of the "removed"
// passes. If we return true, we update the current module of bugpoint.
//
- virtual TestResult doTest(std::vector<const PassInfo*> &Removed,
- std::vector<const PassInfo*> &Kept,
+ virtual TestResult doTest(std::vector<std::string> &Removed,
+ std::vector<std::string> &Kept,
std::string &Error);
};
}
ReducePassList::TestResult
-ReducePassList::doTest(std::vector<const PassInfo*> &Prefix,
- std::vector<const PassInfo*> &Suffix,
+ReducePassList::doTest(std::vector<std::string> &Prefix,
+ std::vector<std::string> &Suffix,
std::string &Error) {
sys::Path PrefixOutput;
Module *OrigProgram = 0;
@@ -68,7 +68,7 @@ ReducePassList::doTest(std::vector<const PassInfo*> &Prefix,
outs() << "Checking to see if these passes crash: "
<< getPassesString(Prefix) << ": ";
std::string PfxOutput;
- if (BD.runPasses(Prefix, PfxOutput))
+ if (BD.runPasses(BD.getProgram(), Prefix, PfxOutput))
return KeepPrefix;
PrefixOutput.set(PfxOutput);
@@ -86,7 +86,7 @@ ReducePassList::doTest(std::vector<const PassInfo*> &Prefix,
outs() << "Checking to see if these passes crash: "
<< getPassesString(Suffix) << ": ";
- if (BD.runPasses(Suffix)) {
+ if (BD.runPasses(BD.getProgram(), Suffix)) {
delete OrigProgram; // The suffix crashes alone...
return KeepSuffix;
}
@@ -106,10 +106,10 @@ namespace {
///
class ReduceCrashingGlobalVariables : public ListReducer<GlobalVariable*> {
BugDriver &BD;
- bool (*TestFn)(BugDriver &, Module *);
+ bool (*TestFn)(const BugDriver &, Module *);
public:
ReduceCrashingGlobalVariables(BugDriver &bd,
- bool (*testFn)(BugDriver &, Module *))
+ bool (*testFn)(const BugDriver &, Module *))
: BD(bd), TestFn(testFn) {}
virtual TestResult doTest(std::vector<GlobalVariable*> &Prefix,
@@ -176,10 +176,10 @@ namespace llvm {
///
class ReduceCrashingFunctions : public ListReducer<Function*> {
BugDriver &BD;
- bool (*TestFn)(BugDriver &, Module *);
+ bool (*TestFn)(const BugDriver &, Module *);
public:
ReduceCrashingFunctions(BugDriver &bd,
- bool (*testFn)(BugDriver &, Module *))
+ bool (*testFn)(const BugDriver &, Module *))
: BD(bd), TestFn(testFn) {}
virtual TestResult doTest(std::vector<Function*> &Prefix,
@@ -249,9 +249,10 @@ namespace {
///
class ReduceCrashingBlocks : public ListReducer<const BasicBlock*> {
BugDriver &BD;
- bool (*TestFn)(BugDriver &, Module *);
+ bool (*TestFn)(const BugDriver &, Module *);
public:
- ReduceCrashingBlocks(BugDriver &bd, bool (*testFn)(BugDriver &, Module *))
+ ReduceCrashingBlocks(BugDriver &bd,
+ bool (*testFn)(const BugDriver &, Module *))
: BD(bd), TestFn(testFn) {}
virtual TestResult doTest(std::vector<const BasicBlock*> &Prefix,
@@ -311,17 +312,24 @@ bool ReduceCrashingBlocks::TestBlocks(std::vector<const BasicBlock*> &BBs) {
// a "persistent mapping" by turning basic blocks into <function, name> pairs.
// This won't work well if blocks are unnamed, but that is just the risk we
// have to take.
- std::vector<std::pair<Function*, std::string> > BlockInfo;
+ std::vector<std::pair<std::string, std::string> > BlockInfo;
for (SmallPtrSet<BasicBlock*, 8>::iterator I = Blocks.begin(),
E = Blocks.end(); I != E; ++I)
- BlockInfo.push_back(std::make_pair((*I)->getParent(), (*I)->getName()));
+ BlockInfo.push_back(std::make_pair((*I)->getParent()->getName(),
+ (*I)->getName()));
// Now run the CFG simplify pass on the function...
- PassManager Passes;
- Passes.add(createCFGSimplificationPass());
- Passes.add(createVerifierPass());
- Passes.run(*M);
+ std::vector<std::string> Passes;
+ Passes.push_back("simplifycfg");
+ Passes.push_back("verify");
+ Module *New = BD.runPassesOn(M, Passes);
+ delete M;
+ if (!New) {
+ errs() << "simplifycfg failed!\n";
+ exit(1);
+ }
+ M = New;
// Try running on the hacked up program...
if (TestFn(BD, M)) {
@@ -330,8 +338,10 @@ bool ReduceCrashingBlocks::TestBlocks(std::vector<const BasicBlock*> &BBs) {
// Make sure to use basic block pointers that point into the now-current
// module, and that they don't include any deleted blocks.
BBs.clear();
+ const ValueSymbolTable &GST = M->getValueSymbolTable();
for (unsigned i = 0, e = BlockInfo.size(); i != e; ++i) {
- ValueSymbolTable &ST = BlockInfo[i].first->getValueSymbolTable();
+ Function *F = cast<Function>(GST.lookup(BlockInfo[i].first));
+ ValueSymbolTable &ST = F->getValueSymbolTable();
Value* V = ST.lookup(BlockInfo[i].second);
if (V && V->getType() == Type::getLabelTy(V->getContext()))
BBs.push_back(cast<BasicBlock>(V));
@@ -348,10 +358,10 @@ namespace {
///
class ReduceCrashingInstructions : public ListReducer<const Instruction*> {
BugDriver &BD;
- bool (*TestFn)(BugDriver &, Module *);
+ bool (*TestFn)(const BugDriver &, Module *);
public:
- ReduceCrashingInstructions(BugDriver &bd, bool (*testFn)(BugDriver &,
- Module *))
+ ReduceCrashingInstructions(BugDriver &bd,
+ bool (*testFn)(const BugDriver &, Module *))
: BD(bd), TestFn(testFn) {}
virtual TestResult doTest(std::vector<const Instruction*> &Prefix,
@@ -422,7 +432,8 @@ bool ReduceCrashingInstructions::TestInsts(std::vector<const Instruction*>
/// DebugACrash - Given a predicate that determines whether a component crashes
/// on a program, try to destructively reduce the program while still keeping
/// the predicate true.
-static bool DebugACrash(BugDriver &BD, bool (*TestFn)(BugDriver &, Module *),
+static bool DebugACrash(BugDriver &BD,
+ bool (*TestFn)(const BugDriver &, Module *),
std::string &Error) {
// See if we can get away with nuking some of the global variable initializers
// in the program...
@@ -471,7 +482,7 @@ static bool DebugACrash(BugDriver &BD, bool (*TestFn)(BugDriver &, Module *),
return true;
if (GVs.size() < OldSize)
- BD.EmitProgressBitcode("reduced-global-variables");
+ BD.EmitProgressBitcode(BD.getProgram(), "reduced-global-variables");
}
}
}
@@ -492,7 +503,7 @@ static bool DebugACrash(BugDriver &BD, bool (*TestFn)(BugDriver &, Module *),
ReduceCrashingFunctions(BD, TestFn).reduceList(Functions, Error);
if (Functions.size() < OldSize)
- BD.EmitProgressBitcode("reduced-function");
+ BD.EmitProgressBitcode(BD.getProgram(), "reduced-function");
}
// Attempt to delete entire basic blocks at a time to speed up
@@ -509,7 +520,7 @@ static bool DebugACrash(BugDriver &BD, bool (*TestFn)(BugDriver &, Module *),
unsigned OldSize = Blocks.size();
ReduceCrashingBlocks(BD, TestFn).reduceList(Blocks, Error);
if (Blocks.size() < OldSize)
- BD.EmitProgressBitcode("reduced-blocks");
+ BD.EmitProgressBitcode(BD.getProgram(), "reduced-blocks");
}
// Attempt to delete instructions using bisection. This should help out nasty
@@ -602,12 +613,12 @@ ExitLoops:
}
}
- BD.EmitProgressBitcode("reduced-simplified");
+ BD.EmitProgressBitcode(BD.getProgram(), "reduced-simplified");
return false;
}
-static bool TestForOptimizerCrash(BugDriver &BD, Module *M) {
+static bool TestForOptimizerCrash(const BugDriver &BD, Module *M) {
return BD.runPasses(M);
}
@@ -628,14 +639,14 @@ bool BugDriver::debugOptimizerCrash(const std::string &ID) {
<< (PassesToRun.size() == 1 ? ": " : "es: ")
<< getPassesString(PassesToRun) << '\n';
- EmitProgressBitcode(ID);
+ EmitProgressBitcode(Program, ID);
bool Success = DebugACrash(*this, TestForOptimizerCrash, Error);
assert(Error.empty());
return Success;
}
-static bool TestForCodeGenCrash(BugDriver &BD, Module *M) {
+static bool TestForCodeGenCrash(const BugDriver &BD, Module *M) {
std::string Error;
BD.compileProgram(M, &Error);
if (!Error.empty()) {
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