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* s/Method/Function
* Fix bug where the character after a % was being discarded git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@2248 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -1,6 +1,6 @@
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//===- TraceValues.cpp - Value Tracing for debugging -------------*- C++ -*--=//
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//
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// Support for inserting LLVM code to print values at basic block and method
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// Support for inserting LLVM code to print values at basic block and function
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// exits.
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//
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//===----------------------------------------------------------------------===//
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@ -38,13 +38,13 @@ namespace {
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//--------------------------------------------------------------------------
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// Function InsertCodeToTraceValues
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//
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// Inserts tracing code for all live values at basic block and/or method
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// Inserts tracing code for all live values at basic block and/or function
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// exits as specified by `traceBasicBlockExits' and `traceFunctionExits'.
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//
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static bool doit(Function *M, bool traceBasicBlockExits,
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bool traceFunctionExits, Function *Printf);
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// runOnMethod - This method does the work. Always successful.
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// runOnFunction - This method does the work.
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//
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bool runOnMethod(Function *F) {
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return doit(F, TraceBasicBlockExits, TraceFunctionExits, PrintfFunc);
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@ -53,11 +53,11 @@ namespace {
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} // end anonymous namespace
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Pass *createTraceValuesPassForMethod() { // Just trace methods
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Pass *createTraceValuesPassForMethod() { // Just trace functions
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return new InsertTraceCode(false, true);
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}
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Pass *createTraceValuesPassForBasicBlocks() { // Trace BB's and methods
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Pass *createTraceValuesPassForBasicBlocks() { // Trace BB's and functions
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return new InsertTraceCode(true, true);
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}
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@ -123,24 +123,15 @@ static bool ShouldTraceValue(const Instruction *I) {
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static string getPrintfCodeFor(const Value *V) {
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if (V == 0) return "";
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switch (V->getType()->getPrimitiveID()) {
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case Type::BoolTyID:
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case Type::UByteTyID: case Type::UShortTyID:
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case Type::UIntTyID: case Type::ULongTyID:
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case Type::SByteTyID: case Type::ShortTyID:
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case Type::IntTyID: case Type::LongTyID:
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if (V->getType()->isFloatingPoint())
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return "%g";
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else if (V->getType() == Type::LabelTy || isa<PointerType>(V->getType()))
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return "0x%p";
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else if (V->getType()->isIntegral() || V->getType() == Type::BoolTy)
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return "%d";
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case Type::FloatTyID: case Type::DoubleTyID:
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return "%g";
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case Type::LabelTyID: case Type::PointerTyID:
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return "%p";
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default:
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assert(0 && "Illegal value to print out...");
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return "";
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}
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assert(0 && "Illegal value to print out...");
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return "";
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}
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@ -149,7 +140,7 @@ static void InsertPrintInst(Value *V, BasicBlock *BB, BasicBlock::iterator &BBI,
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// Escape Message by replacing all % characters with %% chars.
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unsigned Offset = 0;
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while ((Offset = Message.find('%', Offset)) != string::npos) {
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Message.replace(Offset, 2, "%%");
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Message.replace(Offset, 1, "%%");
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Offset += 2; // Skip over the new %'s
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}
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@ -188,8 +179,8 @@ static void InsertVerbosePrintInst(Value *V, BasicBlock *BB,
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// or that is stored to memory in this basic block.
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// If the value is stored to memory, we load it back before printing
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// We also return all such loaded values in the vector valuesStoredInFunction
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// for printing at the exit from the method. (Note that in each invocation
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// of the method, this will only get the last value stored for each static
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// for printing at the exit from the function. (Note that in each invocation
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// of the function, this will only get the last value stored for each static
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// store instruction).
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// *bb must be the block in which the value is computed;
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// this is not checked here.
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@ -232,7 +223,7 @@ static void TraceValuesAtBBExit(BasicBlock *BB, Function *Printf,
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Instruction *I = *II;
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if (StoreInst *SI = dyn_cast<StoreInst>(I)) {
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assert(valuesStoredInFunction &&
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"Should not be printing a store instruction at method exit");
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"Should not be printing a store instruction at function exit");
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LoadInst *LI = new LoadInst(SI->getPointerOperand(), SI->copyIndices(),
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"reload");
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InsertPos = BB->getInstList().insert(InsertPos, LI) + 1;
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@ -250,7 +241,7 @@ static inline void InsertCodeToShowFunctionEntry(Function *M, Function *Printf){
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std::ostringstream OutStr;
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WriteAsOperand(OutStr, M, true);
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InsertPrintInst(0, BB, BBI, "ENTERING METHOD: " + OutStr.str(), Printf);
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InsertPrintInst(0, BB, BBI, "ENTERING FUNCTION: " + OutStr.str(), Printf);
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// Now print all the incoming arguments
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const Function::ArgumentListType &argList = M->getArgumentList();
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@ -271,7 +262,7 @@ static inline void InsertCodeToShowFunctionExit(BasicBlock *BB,
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std::ostringstream OutStr;
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WriteAsOperand(OutStr, BB->getParent(), true);
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InsertPrintInst(0, BB, BBI, "LEAVING METHOD: " + OutStr.str(), Printf);
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InsertPrintInst(0, BB, BBI, "LEAVING FUNCTION: " + OutStr.str(), Printf);
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// print the return value, if any
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if (BB->getParent()->getReturnType() != Type::VoidTy)
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