Merge pull request #7539 from cjjdespres/dep-tracking

Add option for per-compilation dependency tracking
eclipse-openj9 · Nov 11, 2024 · 9092301 · 9092301
2 parents 5342c2d + 5b87e8e
commit 9092301
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Showing 2 changed files with 3 additions and 1 deletion.
diff --git a/compiler/control/OMROptions.cpp b/compiler/control/OMROptions.cpp
@@ -315,6 +315,7 @@ TR::OptionTable OMR::Options::_jitOptions[] = {
    {"disableDeadTreeElimination",         "O\tdisable dead tree elimination",                  TR::Options::disableOptimization, deadTreesElimination, 0, "P"},
    {"disableDelayRelocationForAOTCompilations", "M\tDo not relocate code for AOT compilations right away", SET_OPTION_BIT(TR_DisableDelayRelocationForAOTCompilations), "F" },
    {"disableDememoization",               "O\talways call \"memoizing\" getters (like Integer.valueOf) rather than having Escape Analysis turn them into noncontiguous stack allocations", SET_OPTION_BIT(TR_DisableDememoization), "F"},
+   {"disableDependencyTracking",          "M\tdisable dependency tracking for AOT compilations", SET_OPTION_BIT(TR_DisableDependencyTracking), "F"},
    {"disableDirectMemoryOps",             "O\tdisable generation of direct memory instructions",SET_OPTION_BIT(TR_DisableDirectMemoryOps), "F"},
    {"disableDirectStaticAccessOnZ",  "O\tsupport relative load instructions for c and c++", SET_OPTION_BIT(TR_DisableDirectStaticAccessOnZ), "F"},
    {"disableDirectToJNI",                 "O\tdisable all JNI linkage dispatch sequences including thunks", SET_OPTION_BIT(TR_DisableDirectToJNI), "F"},
@@ -700,6 +701,7 @@ TR::OptionTable OMR::Options::_jitOptions[] = {
    {"enableCompilationYieldStats",        "M\tenable statistics on time between 2 consecutive yield points", SET_OPTION_BIT(TR_EnableCompYieldStats), "F", NOT_IN_SUBSET},
    {"enableCopyingTROTInduction1Idioms",  "O\tenable CopyingTROTInduction1 idiom patterns", SET_OPTION_BIT(TR_EnableCopyingTROTInduction1Idioms), "F", NOT_IN_SUBSET},
    {"enableDataCacheStatistics",          "I\tenable the collection and display of data cache related statistics.", SET_OPTION_BIT(TR_EnableDataCacheStatistics),"F", NOT_IN_SUBSET},
+   {"enableDependencyTracking",           "M\tenable dependency tracking for AOT compilations", RESET_OPTION_BIT(TR_DisableDependencyTracking), "F"},
    {"enableDeterministicOrientedCompilation", "O\tenable deterministic oriented compilation", SET_OPTION_BIT(TR_EnableDeterministicOrientedCompilation), "F"},
    {"enableDLTBytecodeIndex=",            "O<nnn>\tforce attempted DLT compilation to use specified bytecode index", TR::Options::set32BitNumeric, offsetof(OMR::Options,_enableDLTBytecodeIndex), 0, "F%d"},
    {"enableDowngradeOnHugeQSZ",           "M\tdowngrade first time compilations when the compilation queue is huge (1000+ entries)", SET_OPTION_BIT(TR_EnableDowngradeOnHugeQSZ), "F", NOT_IN_SUBSET},

diff --git a/compiler/control/OMROptions.hpp b/compiler/control/OMROptions.hpp
@@ -396,7 +396,7 @@ enum TR_CompilationOptions
    TR_RequestJITServerCachedMethods       = 0x00001000 + 10,
    TR_DisableNewMethodOverride            = 0x00002000 + 10,
    TR_EnableSharedCacheDisclaiming        = 0x00004000 + 10,
-   // Available                           = 0x00008000 + 10,
+   TR_DisableDependencyTracking           = 0x00008000 + 10,
    // Available                           = 0x00010000 + 10,
    TR_EnableSequentialLoadStoreWarm       = 0x00020000 + 10,
    TR_EnableSequentialLoadStoreCold       = 0x00040000 + 10,