X86: Implement wrbase and wrlimit for loading pseudo descriptors.

--HG--
extra : convert_revision : fe03c4aed95ef12773e80cdb3d9cff68a2b20f02

1 files changed, 16 insertions, 0 deletions

diff --git a/src/arch/x86/isa/microops/regop.isa b/src/arch/x86/isa/microops/regop.isa
index 4ac3a9d98..67e6fa1e9 100644
--- a/src/arch/x86/isa/microops/regop.isa
+++ b/src/arch/x86/isa/microops/regop.isa
@@ -936,4 +936,20 @@ let {{
                 ControlDest = newVal;
             }
             '''
+
+    class Wrbase(RegOp):
+        def __init__(self, dest, src1, flags=None, dataSize="env.dataSize"):
+            super(Wrbase, self).__init__(dest, \
+                    src1, "NUM_INTREGS", flags, dataSize)
+        code = '''
+            SegBaseDest = psrc1;
+        '''
+
+    class Wrlimit(RegOp):
+        def __init__(self, dest, src1, flags=None, dataSize="env.dataSize"):
+            super(Wrlimit, self).__init__(dest, \
+                    src1, "NUM_INTREGS", flags, dataSize)
+        code = '''
+            SegLimitDest = psrc1;
+        '''
 }};