Displaying 3 results from an estimated 3 matches for "profileinfoprint".
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profileinfoprinter
2010 Feb 26
1
[LLVMdev] Using Profile Information
I have not made a separate pass. I have done it in single pass ie added
ProfileLoaderPass , got information in PI and now I am planning to
perform the analysis here itself.
I was trying to print information using ProfileInfoPrinter pass but was
unable to do it.
namespace {
class MyAna : public ModulePass {
ProfileInfo *PI;
public:
static char ID; // Class identification, replacement for typeinfo
MyAna() : ModulePass(&ID) {}
virtual void getAnalysisUsage(AnalysisUsage &AU) const {
AU.setPreserve...
2010 Feb 25
0
[LLVMdev] Using Profile Information
Ah BTW...
On 25.02.2010, at 17:33, ambika wrote:
> ProfileInfo *PI;
> PI = &getAnalysis<ProfileInfo>();
If this _in_ your pass, then you have to register the usage of this in
the getAnalysisUsage() method:
void getAnalysisUsage(AnalysisUsage &AU) const {
AU.addRequired<ProfileInfo>();
}
Also you have to ensure that the pass you are using is executed right
2010 Feb 25
3
[LLVMdev] Using Profile Information
Hi,
How can I use profile information into my pass for performing some analysis.
I tried something like:
PassManager PassMgr = PassManager();
cl::opt<std::string> ProfileDataFile(cl::Positional,
cl::desc("<llvmprof.out file>"),
cl::Optional, cl::init("llvmprof.out"));
PassMgr.add(createProfileLoaderPass(ProfileDataFile));