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Add --enable-valgrind option to run optimizations through valgrind to

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pick up on memory errors.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30311 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Nick Lewycky 2006-09-14 03:49:54 +00:00
parent 97d92d50aa
commit 40394bc419
1 changed files with 16 additions and 3 deletions
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19
tools/bugpoint/OptimizerDriver.cpp
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@ -41,6 +41,8 @@ namespace {
// ChildOutput - This option captures the name of the child output file that
// is set up by the parent bugpoint process
cl::opt<std::string> ChildOutput("child-output", cl::ReallyHidden);
cl::opt<bool> UseValgrind("enable-valgrind",
cl::desc("Run optimizations through valgrind"));
}
/// writeProgramToFile - This writes the current "Program" to the named bytecode
@ -124,7 +126,7 @@ int BugDriver::runPassesAsChild(const std::vector<const PassInfo*> &Passes) {
///
bool BugDriver::runPasses(const std::vector<const PassInfo*> &Passes,
std::string &OutputFilename, bool DeleteOutput,
bool Quiet) const{
bool Quiet) const {
// setup the output file name
std::cout << std::flush;
sys::Path uniqueFilename("bugpoint-output.bc");
@ -158,7 +160,14 @@ bool BugDriver::runPasses(const std::vector<const PassInfo*> &Passes,
alloca(sizeof(const char*) *
(Passes.size()+10+2*PluginLoader::getNumPlugins()));
int n = 0;
args[n++] = ToolName.c_str();
if (UseValgrind) {
args[n++] = "valgrind";
args[n++] = "--error-exitcode=1";
args[n++] = "-q";
args[n++] = sys::Program::FindProgramByName(ToolName).c_str();
} else
args[n++] = ToolName.c_str();
args[n++] = "-as-child";
args[n++] = "-child-output";
args[n++] = OutputFilename.c_str();
@ -176,7 +185,11 @@ bool BugDriver::runPasses(const std::vector<const PassInfo*> &Passes,
args[n++] = inputFilename.c_str();
args[n++] = 0;
sys::Path prog(sys::Program::FindProgramByName(ToolName));
sys::Path prog;
if (UseValgrind)
prog = sys::Program::FindProgramByName("valgrind");
else
prog = sys::Program::FindProgramByName(ToolName);
int result = sys::Program::ExecuteAndWait(prog,args,0,0,Timeout,&ErrMsg);
// If we are supposed to delete the bytecode file or if the passes crashed,