Tune some inlining cutoffs

Author: fangerer

graalpython/com.oracle.graal.python/src/com/oracle/graal/python/builtins/objects/cext/structs/CFields.java

@@ -110,6 +110,7 @@
 import com.oracle.truffle.api.CompilerAsserts;
 import com.oracle.truffle.api.CompilerDirectives;
 import com.oracle.truffle.api.CompilerDirectives.CompilationFinal;
+import com.oracle.truffle.api.HostCompilerDirectives.InliningCutoff;
 
 @CApiFields
 public enum CFields {
@@ -423,6 +424,7 @@ CStructs struct() {
         return struct;
     }
 
+    @InliningCutoff
     private static void resolve() {
         CompilerAsserts.neverPartOfCompilation();
         long offsetsPointer = CApiContext.getNativeCAPIMetadataPointer(null) + (CConstants.VALUES.length + 1L) * Long.BYTES;

graalpython/com.oracle.graal.python/src/com/oracle/graal/python/builtins/objects/object/PythonObject.java

@@ -200,7 +200,6 @@ public final void clearNativePointer() {
         this.nativePointer = UNINITIALIZED;
     }
 
-    @InliningCutoff
     public final boolean isNative() {
         return nativePointer != UNINITIALIZED;
     }