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ir2obj cache: Add all cmdline args to the hash, unless we are certain they can safely be ignored for ir2obj hashing.

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This commit is contained in:
Johan Engelen 2016-09-19 20:37:22 +02:00
parent 197c81439d
commit f6919e3fb6
7 changed files with 181 additions and 20 deletions
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19
gen/optimizer.cpp
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@ -455,3 +455,22 @@ void verifyModule(llvm::Module *m) {
}
Logger::println("Verification passed!");
}
// Output to `hash_os` all optimization settings that influence object code output
// and that are not observable in the IR.
// This is used to calculate the hash use for caching that uniquely identifies
// the object file output.
void outputOptimizationSettings(llvm::raw_ostream &hash_os) {
hash_os << optimizeLevel;
hash_os << willInline();
hash_os << disableLangSpecificPasses;
hash_os << disableSimplifyDruntimeCalls;
hash_os << disableSimplifyLibCalls;
hash_os << disableGCToStack;
hash_os << unitAtATime;
hash_os << stripDebug;
hash_os << opts::sanitize;
hash_os << disableLoopUnrolling;
hash_os << disableLoopVectorization;
hash_os << disableSLPVectorization;
}