[Bug 2938] New: [IcedTea7] Fix build of 8148487 backport

[bugzilla-daemon at icedtea.classpath.org]

http://icedtea.classpath.org/bugzilla/show_bug.cgi?id=2938

            Bug ID: 2938
           Summary: [IcedTea7] Fix build of 8148487 backport
           Product: IcedTea
           Version: 7-hg
          Hardware: ppc64
                OS: All
            Status: NEW
          Severity: normal
          Priority: P5
         Component: IcedTea
          Assignee: gnu.andrew at redhat.com
          Reporter: gnu.andrew at redhat.com
                CC: unassigned at icedtea.classpath.org

The code in src/cpu/ppc/vm/templateTable_ppc_64.cpp introduced by 8148487 to
handle ztos needs to be updated to match the way the other cases are handled in
the IcedTea 2.x version.

--- a/src/cpu/ppc/vm/templateTable_ppc_64.cpp    Mon Apr 18 07:12:53 2016 +0100
+++ b/src/cpu/ppc/vm/templateTable_ppc_64.cpp    Tue Apr 19 21:41:21 2016 +0100
@@ -2898,9 +2898,10 @@
   __ stbx(R17_tos, Rclass_or_obj, Roffset);
   if (!is_static) { patch_bytecode(Bytecodes::_fast_zputfield, Rbc, Rscratch,
true, byte_no); }
   if (!support_IRIW_for_not_multiple_copy_atomic_cpu) {
-    __ beq(CR_is_vol, Lvolatile); // Volatile?
+    __ bne(CR_is_vol, Lexit); // Non-volatile?
+    __ fence();
   }
-  __ dispatch_epilog(vtos, Bytecodes::length_for(bytecode()));
+  __ b(Lexit);

   __ align(32, 28, 28); // Align pop.
   // __ bind(Lctos);

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