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Add hack to get timing of analysis 

llvm-svn: 2101
This commit is contained in:
Chris Lattner 2002-04-04 19:21:27 +00:00
parent d7b6c331ea
commit d6c8dd1473
1 changed files with 23 additions and 0 deletions
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23
llvm/lib/Analysis/DataStructure/DataStructure.cpp
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@ -29,9 +29,29 @@ void DataStructure::releaseMemory() {
DSInfo.clear();
}
// FIXME REMOVE
#include <sys/time.h>
#include "Support/CommandLine.h"
cl::Flag Time("t", "Print analysis time...");
// print - Print out the analysis results...
void DataStructure::print(std::ostream &O, Module *M) const {
if (Time) {
timeval TV1, TV2;
gettimeofday(&TV1, 0);
for (Module::iterator I = M->begin(), E = M->end(); I != E; ++I)
if (!(*I)->isExternal()) {
getDSGraph(*I);
getClosedDSGraph(*I);
}
gettimeofday(&TV2, 0);
cerr << "Analysis took "
<< (TV2.tv_sec-TV1.tv_sec)*1000000+(TV2.tv_usec-TV1.tv_usec)
<< " microseconds.\n";
}
for (Module::iterator I = M->begin(), E = M->end(); I != E; ++I)
if (!(*I)->isExternal()) {
@ -52,6 +72,9 @@ void DataStructure::print(std::ostream &O, Module *M) const {
} else {
O << " error opening file for writing!\n";
}
O << (*I)->getName() << " " << getDSGraph(*I).getGraphSize() << " "
<< getClosedDSGraph(*I).getGraphSize() << "\n";
}
}