msrs.py revision 7087
1# Copyright (c) 2007-2008 The Hewlett-Packard Development Company 2# All rights reserved. 3# 4# The license below extends only to copyright in the software and shall 5# not be construed as granting a license to any other intellectual 6# property including but not limited to intellectual property relating 7# to a hardware implementation of the functionality of the software 8# licensed hereunder. You may use the software subject to the license 9# terms below provided that you ensure that this notice is replicated 10# unmodified and in its entirety in all distributions of the software, 11# modified or unmodified, in source code or in binary form. 12# 13# Copyright (c) 2008 The Regents of The University of Michigan 14# All rights reserved. 15# 16# Redistribution and use in source and binary forms, with or without 17# modification, are permitted provided that the following conditions are 18# met: redistributions of source code must retain the above copyright 19# notice, this list of conditions and the following disclaimer; 20# redistributions in binary form must reproduce the above copyright 21# notice, this list of conditions and the following disclaimer in the 22# documentation and/or other materials provided with the distribution; 23# neither the name of the copyright holders nor the names of its 24# contributors may be used to endorse or promote products derived from 25# this software without specific prior written permission. 26# 27# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 28# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 29# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 30# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 31# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 32# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 33# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 34# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 35# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 36# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 37# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 38# 39# Authors: Gabe Black 40 41microcode = ''' 42def macroop RDMSR 43{ 44 ld t2, intseg, [8, rcx, t0], "IntAddrPrefixMSR << 3", \ 45 dataSize=8, addressSize=8 46 mov rax, rax, t2, dataSize=4 47 srli t2, t2, 32, dataSize=8 48 mov rdx, rdx, t2, dataSize=4 49}; 50 51def macroop WRMSR 52{ 53 mov t2, t2, rax, dataSize=4 54 slli t3, rdx, 32, dataSize=8 55 or t2, t2, t3, dataSize=8 56 st t2, intseg, [8, rcx, t0], "IntAddrPrefixMSR << 3", \ 57 dataSize=8, addressSize=8 58}; 59 60def macroop RDTSC 61{ 62 rdtsc t1 63 mov rax, rax, t1, dataSize=4 64 srli t1, t1, 32, dataSize=8 65 mov rdx, rdx, t1, dataSize=4 66}; 67''' 68