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Enable QJFL and OSR by default for x64 #61934

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Enable QJFL and OSR by default for x64 #61934

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7e3248a
Enable QJFL and OSR by default for x64
AndyAyersMS Nov 19, 2021
b5b7fcd
JIT: two fixes for OSR
AndyAyersMS Nov 23, 2021
772f7c3
Merge branch 'main' into OSROnByDefaultForx64
AndyAyersMS Dec 2, 2021
77a2172
Merge remote-tracking branch 'upstream/main' into OSROnByDefaultForx64
AndyAyersMS Dec 6, 2021
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4 changes: 4 additions & 0 deletions src/coreclr/inc/clrconfigvalues.h
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Original file line number Diff line number Diff line change
Expand Up @@ -570,7 +570,11 @@ RETAIL_CONFIG_DWORD_INFO(INTERNAL_HillClimbing_GainExponent,
#ifdef FEATURE_TIERED_COMPILATION
RETAIL_CONFIG_DWORD_INFO(EXTERNAL_TieredCompilation, W("TieredCompilation"), 1, "Enables tiered compilation")
RETAIL_CONFIG_DWORD_INFO(EXTERNAL_TC_QuickJit, W("TC_QuickJit"), 1, "For methods that would be jitted, enable using quick JIT when appropriate.")
#if defined(TARGET_AMD64)
RETAIL_CONFIG_DWORD_INFO(UNSUPPORTED_TC_QuickJitForLoops, W("TC_QuickJitForLoops"), 1, "When quick JIT is enabled, quick JIT may also be used for methods that contain loops.")
#else // !(defined(TARGET_AMD64)
RETAIL_CONFIG_DWORD_INFO(UNSUPPORTED_TC_QuickJitForLoops, W("TC_QuickJitForLoops"), 0, "When quick JIT is enabled, quick JIT may also be used for methods that contain loops.")
#endif // !(defined(TARGET_AMD64)
RETAIL_CONFIG_DWORD_INFO(EXTERNAL_TC_AggressiveTiering, W("TC_AggressiveTiering"), 0, "Transition through tiers aggressively.")
RETAIL_CONFIG_DWORD_INFO(INTERNAL_TC_BackgroundWorkerTimeoutMs, W("TC_BackgroundWorkerTimeoutMs"), 4000, "How long in milliseconds the background worker thread may remain idle before exiting.")
RETAIL_CONFIG_DWORD_INFO(INTERNAL_TC_CallCountThreshold, W("TC_CallCountThreshold"), 30, "Number of times a method must be called in tier 0 after which it is promoted to the next tier.")
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6 changes: 5 additions & 1 deletion src/coreclr/jit/jitconfigvalues.h
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Expand Up @@ -513,8 +513,12 @@ CONFIG_STRING(JitGuardedDevirtualizationRange, W("JitGuardedDevirtualizationRang
CONFIG_INTEGER(JitRandomGuardedDevirtualization, W("JitRandomGuardedDevirtualization"), 0)
#endif // DEBUG

// Enable insertion of patchpoints into Tier0 methods with loops.
// Enable insertion of patchpoints into Tier0 methods, switching to optimzied where needed.
#if defined(TARGET_AMD64)
CONFIG_INTEGER(TC_OnStackReplacement, W("TC_OnStackReplacement"), 1)
#else
CONFIG_INTEGER(TC_OnStackReplacement, W("TC_OnStackReplacement"), 0)
#endif // defined(TARGET_AMD64)
// Initial patchpoint counter value used by jitted code
CONFIG_INTEGER(TC_OnStackReplacement_InitialCounter, W("TC_OnStackReplacement_InitialCounter"), 1000)
// Enable partial compilation for Tier0 methods
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