X86: Implement the INVLPG instruction and the TIA microop.

--HG--
extra : convert_revision : 31db1ee082f6c3ca5443cba1eb335e408661ead2

1 files changed, 47 insertions, 1 deletions

diff --git a/src/arch/x86/isa/microops/ldstop.isa b/src/arch/x86/isa/microops/ldstop.isa
index 77152a190..cb63e7cd9 100644
--- a/src/arch/x86/isa/microops/ldstop.isa
+++ b/src/arch/x86/isa/microops/ldstop.isa
@@ -1,4 +1,32 @@
-// Copyright (c) 2007 The Hewlett-Packard Development Company
+// Copyright (c) 2008 The Regents of The University of Michigan
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met: redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer;
+// redistributions in binary form must reproduce the above copyright
+// notice, this list of conditions and the following disclaimer in the
+// documentation and/or other materials provided with the distribution;
+// neither the name of the copyright holders nor the names of its
+// contributors may be used to endorse or promote products derived from
+// this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+//
+// Authors: Gabe Black
+
+// Copyright (c) 2007-2008 The Hewlett-Packard Development Company
 // All rights reserved.
 //
 // Redistribution and use of this software in source and binary forms,
@@ -447,6 +475,24 @@ let {{
     microopClasses["lea"] = LeaOp
 
 
+    iop = InstObjParams("tia", "Tia", 'X86ISA::LdStOp',
+            {"code": "xc->demapPage(EA, 0);",
+             "ea_code": calculateEA,
+             "mem_flags": 0})
+    header_output += MicroLeaDeclare.subst(iop)
+    decoder_output += MicroLdStOpConstructor.subst(iop)
+    exec_output += MicroLeaExecute.subst(iop)
+
+    class TiaOp(LdStOp):
+        def __init__(self, segment, addr, disp = 0,
+                dataSize="env.dataSize", addressSize="env.addressSize"):
+            super(TiaOp, self).__init__("NUM_INTREGS", segment,
+                    addr, disp, dataSize, addressSize)
+            self.className = "Tia"
+            self.mnemonic = "tia"
+
+    microopClasses["tia"] = TiaOp
+
     iop = InstObjParams("cda", "Cda", 'X86ISA::LdStOp',
             {"code": '''
             Addr paddr;