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Implement printing of instruction result values when debug info is turned 

on. This helps to speed up the debugging time by showing computational
results as the program executes.

llvm-svn: 37095
This commit is contained in:
Reid Spencer 2007-05-16 02:05:13 +00:00
parent 288f133c71
commit 65ba7501fc
1 changed files with 21 additions and 0 deletions
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21
llvm/lib/ExecutionEngine/Interpreter/Execution.cpp
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@ -1338,6 +1338,20 @@ void Interpreter::callFunction(Function *F,
StackFrame.VarArgs.assign(ArgVals.begin()+i, ArgVals.end());
}
static void PrintGenericValue(const GenericValue &Val, const Type* Ty) {
switch (Ty->getTypeID()) {
default: assert(0 && "Invalid GenericValue Type");
case Type::VoidTyID: DOUT << "void"; break;
case Type::FloatTyID: DOUT << "float " << Val.FloatVal; break;
case Type::DoubleTyID: DOUT << "double " << Val.DoubleVal; break;
case Type::PointerTyID: DOUT << "void* " << unsigned(Val.PointerVal); break;
case Type::IntegerTyID:
DOUT << "i" << Val.IntVal.getBitWidth() << " " << Val.IntVal.toString(10)
<< "\n";
break;
}
}
void Interpreter::run() {
while (!ECStack.empty()) {
// Interpret a single instruction & increment the "PC".
@ -1349,5 +1363,12 @@ void Interpreter::run() {
DOUT << "About to interpret: " << I;
visit(I); // Dispatch to one of the visit* methods...
#ifndef NDEBUG
if (!isa<CallInst>(I) && !isa<InvokeInst>(I) &&
I.getType() != Type::VoidTy) {
DOUT << " --> ";
PrintGenericValue(SF.Values[&I], I.getType());
}
#endif
}
}