whoops zero-error on masked-out

diff --git a/src/openpower/decoder/isa/caller.py b/src/openpower/decoder/isa/caller.py
index c260cb01af19bacd81a3a501af8db7a233928344..ecf86de79439a5a1146ca56b3cadcfb86e33fca3 100644 (file)
--- a/src/openpower/decoder/isa/caller.py
+++ b/src/openpower/decoder/isa/caller.py
@@ -2122,7 +2122,7 @@ class ISACaller(ISACallerHelper, ISAFPHelpers, StepLoop):
                 log("read reg %d/%d: 0x%x" % (base, offs, reg_val.value))
         else:
             log('zero input reg %s %s' % (name, str(regnum)), is_vec)
-            reg_val = 0
+            reg_val = SelectableInt(0, ew_src)
         return reg_val
 
     def remap_set_steps(self, remaps):