8308814: extend SetLocalXXX minimal support for virtual threads

Reviewed-by: cjplummer

src/hotspot/share/prims/jvmti.xml

@@ -5826,9 +5826,8 @@ class C2 extends C1 implements I2 {
       The <code>GetLocalXXX</code> functions may be used to retrieve the value of
       a local variable contained in the frame of a virtual thread.
       The <code>SetLocalXXX</code> functions may be used to set the value of a
-      local variable in the topmost frame of a virtual thread suspended at a
-      breakpoint or single step event. An implementation may support setting locals
-      in other cases.
+      local variable in the topmost frame of a virtual thread suspended at an event.
+      An implementation may support setting locals in other cases.
     </intro>
 
     <function id="GetLocalObject" num="21">
@@ -6205,7 +6204,7 @@ class C2 extends C1 implements I2 {
           Not a visible frame
         </error>
         <error id="JVMTI_ERROR_OPAQUE_FRAME">
-          The thread is a virtual thread and the implementation does not support
+          The thread is a suspended virtual thread and the implementation does not support
           setting the value of locals in the frame of the given depth.
           See <internallink id="local">Local Variables</internallink>.
         </error>
@@ -6269,7 +6268,7 @@ class C2 extends C1 implements I2 {
           Not a visible frame
         </error>
         <error id="JVMTI_ERROR_OPAQUE_FRAME">
-          The thread is a virtual thread and the implementation does not support
+          The thread is a suspended virtual thread and the implementation does not support
           setting the value of locals in the frame of the given depth.
           See <internallink id="local">Local Variables</internallink>.
         </error>
@@ -6328,7 +6327,7 @@ class C2 extends C1 implements I2 {
           Not a visible frame
         </error>
         <error id="JVMTI_ERROR_OPAQUE_FRAME">
-          The thread is a virtual thread and the implementation does not support
+          The thread is a suspended virtual thread and the implementation does not support
           setting the value of locals in the frame of the given depth.
           See <internallink id="local">Local Variables</internallink>.
         </error>
@@ -6387,7 +6386,7 @@ class C2 extends C1 implements I2 {
           Not a visible frame
         </error>
         <error id="JVMTI_ERROR_OPAQUE_FRAME">
-          The thread is a virtual thread and the implementation does not support
+          The thread is a suspended virtual thread and the implementation does not support
           setting the value of locals in the frame of the given depth.
           See <internallink id="local">Local Variables</internallink>.
         </error>
@@ -6446,7 +6445,7 @@ class C2 extends C1 implements I2 {
           Not a visible frame
         </error>
         <error id="JVMTI_ERROR_OPAQUE_FRAME">
-          The thread is a virtual thread and the implementation does not support
+          The thread is a suspended virtual thread and the implementation does not support
           setting the value of locals in the frame of the given depth.
           See <internallink id="local">Local Variables</internallink>.
         </error>