sanchayanmaity/gem5
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity

X86: Fix the wrmsr instruction.

Browse source 
--HG--
extra : convert_revision : 12bc7e71226ebafb8eedadf6a3db82929e15e722
This commit is contained in:
Gabe Black 2008-01-12 06:40:55 -05:00
parent 0ee67d4210
commit b705eba6e5
1 changed files with 31 additions and 3 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

34
src/arch/x86/isa/insts/system/msrs.py
View file

@ -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,
@ -66,9 +94,9 @@ def macroop RDMSR
def macroop WRMSR
{
limm t1, "IntAddrPrefixMSR >> 3"
mov t2, t2, rdx, dataSize=4
slli t2, t2, 32, dataSize=8
mov t2, t2, rax, dataSize=4
slli t3, rdx, 32, dataSize=8
or t2, t2, t3, dataSize=8
st t2, intseg, [8, t1, rcx], dataSize=8, addressSize=4
};
'''