Getting OSR frame size from ROMMethod

osrFrameSizeRomMethod is introduced to return the OSR frame size
for the ROMMethod.
This is needed to reduce the messages in the JITaaS.

Also removed the unused function "TR_J9MethodBase::osrFrameSize".

Signed-off-by: Satbir Singh <satbir.singh1@ibm.com>

Author: satbir-ca

runtime/codert_vm/decomp.cpp

@@ -1765,6 +1765,20 @@ UDATA
 osrFrameSize(J9Method *method)
 {
 	J9ROMMethod *romMethod = J9_ROM_METHOD_FROM_RAM_METHOD(method);
+	return osrFrameSizeRomMethod(romMethod);
+}
+
+
+/**
+ * Compute the number of bytes required for a single OSR frame.
+ *
+ * @param[in] *romMethod the J9ROMMethod for which to compute the OSR frame size
+ *
+ * @return byte size of the OSR frame
+ */
+UDATA
+osrFrameSizeRomMethod(J9ROMMethod *romMethod)
+{
 	U_32 numberOfLocals = J9_ARG_COUNT_FROM_ROM_METHOD(romMethod) + J9_TEMP_COUNT_FROM_ROM_METHOD(romMethod);
 	U_32 maxStack = J9_MAX_STACK_FROM_ROM_METHOD(romMethod);
 

runtime/compiler/env/j9method.cpp

@@ -790,13 +790,6 @@ TR_J9MethodBase::isBigDecimalConvertersMethod(TR::Compilation * comp)
    }
 
 
-uintptr_t
-TR_J9MethodBase::osrFrameSize(J9Method* j9Method)
-   {
-   return ::osrFrameSize(j9Method);
-   }
-
-
 J9ROMConstantPoolItem *
 TR_ResolvedJ9MethodBase::romLiterals()
    {

runtime/compiler/env/j9method.h

@@ -121,7 +121,6 @@ class TR_J9MethodBase : public TR_Method
 
    virtual bool                  isUnsafeWithObjectArg( TR::Compilation * comp = NULL);
    virtual bool                  isUnsafeCAS(TR::Compilation * = NULL);
-   static uintptr_t              osrFrameSize(J9Method* j9Method);
    virtual uint32_t              numberOfExplicitParameters();
    virtual TR::DataType         parmType(uint32_t parmNumber); // returns the type of the parmNumber'th parameter (0-based)
 

runtime/oti/jitprotos.h

@@ -41,6 +41,7 @@ void * setUpForDLT(J9VMThread * currentThread, J9StackWalkState * walkState);
 
 extern J9_CFUNC void   induceOSROnCurrentThread(J9VMThread * currentThread);
 extern J9_CFUNC UDATA osrFrameSize(J9Method *method);
+extern J9_CFUNC UDATA osrFrameSizeRomMethod(J9ROMMethod *romMethod);
 extern J9_CFUNC UDATA ensureOSRBufferSize(J9JavaVM *vm, UDATA osrFramesByteSize, UDATA osrScratchBufferByteSize, UDATA osrStackFrameByteSize);
 extern J9_CFUNC void jitStackLocalsModified (J9VMThread * currentThread, J9StackWalkState * walkState);
 #if (defined(J9VM_INTERP_HOT_CODE_REPLACEMENT)) /* priv. proto (autogen) */