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remove performance optimization in kernelTranslator

This commit is contained in:
Ruobing Han 2022-06-25 15:22:50 -04:00
parent fc1ed8d224
commit 8fddb647bd
1 changed files with 1 additions and 39 deletions
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40
compilation/KernelTranslation/src/x86/performance.cpp
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@ -47,43 +47,5 @@ void performance_optimization(llvm::Module *M) {
}
}
}
llvm::legacy::PassManager Passes;
// add target machine info
llvm::Triple triple("x86_64-unknown-linux-gnu");
std::string Error;
const Target *TheTarget = TargetRegistry::lookupTarget("", triple, Error);
if (!TheTarget) {
printf("Error: %s\n", Error.c_str());
assert(0);
}
llvm::TargetOptions Options;
Options.FloatABIType = FloatABI::Hard;
TargetMachine *TM = TheTarget->createTargetMachine(
triple.getTriple(), llvm::sys::getHostCPUName().str(), StringRef("+m,+f"),
Options, Reloc::PIC_, CodeModel::Small, CodeGenOpt::Aggressive);
assert(TM && "No Machine Information\n");
Passes.add(createTargetTransformInfoWrapperPass(TM->getTargetIRAnalysis()));
TargetLibraryInfoImpl TLII(triple);
TLII.disableAllFunctions();
Passes.add(new TargetLibraryInfoWrapperPass(TLII));
// Add O3 optimization
llvm::PassManagerBuilder Builder;
Builder.OptLevel = 3;
Builder.SizeLevel = 0;
Builder.LoopVectorize = true;
Builder.SLPVectorize = true;
Builder.VerifyInput = true;
Builder.VerifyOutput = true;
Builder.populateModulePassManager(Passes);
Passes.run(*M);
return;
}