Merge pull request #7324 from gita-omr/disclaim_cold_cache

Add option to enable Code Cache disclaiming
eclipse · May 8, 2024 · 9a431c4 · 9a431c4
2 parents da87f5d + 9b726ba
commit 9a431c4
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Showing 2 changed files with 2 additions and 1 deletion.
diff --git a/compiler/control/OMROptions.cpp b/compiler/control/OMROptions.cpp
@@ -677,6 +677,7 @@ TR::OptionTable OMR::Options::_jitOptions[] = {
    {"enableClassChainSharing",            "M\tenable class sharing", SET_OPTION_BIT(TR_EnableClassChainSharing), "F", NOT_IN_SUBSET},
    {"enableClassChainValidationCaching",  "M\tenable class chain validation caching", SET_OPTION_BIT(TR_EnableClassChainValidationCaching), "F", NOT_IN_SUBSET},
    {"enableCodeCacheConsolidation",       "M\tenable code cache consolidation", SET_OPTION_BIT(TR_EnableCodeCacheConsolidation), "F", NOT_IN_SUBSET},
+   {"enableCodeCacheDisclaiming",         "M\tenable memory disclaiming for code cache (linux specific).", SET_OPTION_BIT(TR_EnableCodeCacheDisclaiming),"F", NOT_IN_SUBSET},
    {"enableColdCheapTacticalGRA",         "O\tenable cold cheap tactical GRA", SET_OPTION_BIT(TR_EnableColdCheapTacticalGRA), "F"},
    {"enableCompilationBeforeCheckpoint",  "C\tenable compilation before checkpoint", RESET_OPTION_BIT(TR_DisableCompilationBeforeCheckpoint), "F", NOT_IN_SUBSET},
    {"enableCompilationSpreading",         "C\tenable adding spreading invocations to methods before compiling", SET_OPTION_BIT(TR_EnableCompilationSpreading), "F", NOT_IN_SUBSET},

diff --git a/compiler/control/OMROptions.hpp b/compiler/control/OMROptions.hpp
@@ -390,7 +390,7 @@ enum TR_CompilationOptions
    TR_DisableIProfilerDataDisclaiming     = 0x00000040 + 10,
    TR_DisclaimMemoryOnSwap                = 0x00000080 + 10,
    TR_FirstLevelProfiling                 = 0x00000100 + 10,
-   // Available                           = 0x00000200 + 10,
+   TR_EnableCodeCacheDisclaiming          = 0x00000200 + 10,
    // Available                           = 0x00000400 + 10,
    // Available                           = 0x00000800 + 10,
    // Available                           = 0x00001000 + 10,