Merge pull request #22330 from ehsankianifar/Z_disableITableEntryCheckInJit

r30shah · web-flow · commit d27b4513f4cd · 2025-07-31T15:11:10.000-04:00
Z: disable iTable check in jit
diff --git a/runtime/compiler/z/codegen/J9CodeGenerator.cpp b/runtime/compiler/z/codegen/J9CodeGenerator.cpp
@@ -290,6 +290,12 @@ J9::Z::CodeGenerator::initialize()
       }
 
    cg->setIgnoreDecimalOverflowException(false);
+
+   // Disable last iTable cache by default.
+   static bool enableLastITableCache = feGetEnv("TR_EnableLastITableCache") != NULL;
+   if (!enableLastITableCache)
+      comp->setOption(TR_DisableLastITableCache);
+
    }
 
 bool

Original file line number	Diff line number	Diff line change
`@@ -290,6 +290,12 @@ J9::Z::CodeGenerator::initialize()`
`290`	`290`	`}`
`291`	`291`
`292`	`292`	`cg->setIgnoreDecimalOverflowException(false);`
	`293`	`+`
	`294`	`+ // Disable last iTable cache by default.`
	`295`	`+ static bool enableLastITableCache = feGetEnv("TR_EnableLastITableCache") != NULL;`
	`296`	`+ if (!enableLastITableCache)`
	`297`	`+ comp->setOption(TR_DisableLastITableCache);`
	`298`	`+`
`293`	`299`	`}`
`294`	`300`
`295`	`301`	`bool`