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remove unless initilization

This commit is contained in:
Han Ruobing 2022-09-22 14:44:42 -04:00
parent dabe03409e
commit 124e7fa0ae
1 changed files with 0 additions and 55 deletions
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55
compilation/KernelTranslation/src/x86/init.cpp
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@ -187,7 +187,6 @@ void remove_metadata(llvm::Module *M) {
}
void init_llvm_pass() {
InitializeAllTargets();
InitializeAllTargetMCs();
InitializeAllAsmPrinters();
@ -204,60 +203,6 @@ void init_llvm_pass() {
initializeInstCombine(Registry);
initializeInstrumentation(Registry);
initializeTarget(Registry);
llvm::StringMap<llvm::cl::Option *> &opts = llvm::cl::getRegisteredOptions();
llvm::cl::Option *O = nullptr;
O = opts["scalarize-load-store"];
assert(O && "could not find LLVM option 'scalarize-load-store'");
O->addOccurrence(1, StringRef("scalarize-load-store"), StringRef("1"), false);
// LLVM inner loop vectorizer does not check whether the loop inside
// another loop, in which case even a small trip count loops might be
// worthwhile to vectorize.
O = opts["vectorizer-min-trip-count"];
assert(O && "could not find LLVM option 'vectorizer-min-trip-count'");
O->addOccurrence(1, StringRef("vectorizer-min-trip-count"), StringRef("2"),
false);
// Disable jump threading optimization with following two options from
// duplicating blocks. Using jump threading will mess up parallel region
// construction especially when kernel contains barriers.
// TODO: If enabled then parallel region construction code needs
// improvements and make sure it doesn't disallow other optimizations like
// vectorization.
O = opts["jump-threading-threshold"];
assert(O && "could not find LLVM option 'jump-threading-threshold'");
O->addOccurrence(1, StringRef("jump-threading-threshold"), StringRef("0"),
false);
O = opts["jump-threading-implication-search-threshold"];
assert(O && "could not find LLVM option "
"'jump-threading-implication-search-threshold'");
O->addOccurrence(1, StringRef("jump-threading-implication-search-threshold"),
StringRef("0"), false);
// Enable diagnostics from the loop vectorizer.
O = opts["pass-remarks-missed"];
assert(O && "could not find LLVM option 'pass-remarks-missed'");
O->addOccurrence(1, StringRef("pass-remarks-missed"),
StringRef("loop-vectorize"), false);
O->addOccurrence(1, StringRef("pass-remarks-missed"),
StringRef("slp-vectorize"), false);
O = opts["pass-remarks-analysis"];
assert(O && "could not find LLVM option 'pass-remarks-analysis'");
O->addOccurrence(1, StringRef("pass-remarks-analysis"),
StringRef("loop-vectorize"), false);
O->addOccurrence(1, StringRef("pass-remarks-analysis"),
StringRef("slp-vectorize"), false);
O = opts["pass-remarks"];
assert(O && "could not find LLVM option 'pass-remarks'");
O->addOccurrence(1, StringRef("pass-remarks"), StringRef("loop-vectorize"),
false);
O->addOccurrence(1, StringRef("pass-remarks"), StringRef("slp-vectorize"),
false);
}
void llvm_preprocess(llvm::Module *M) {