git.libre-soc.org Git - gem5.git/blob

   1 # Copyright (c) 2007 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 # Redistribution and use in source and binary forms, with or without
  14 # modification, are permitted provided that the following conditions are
  15 # met: redistributions of source code must retain the above copyright
  16 # notice, this list of conditions and the following disclaimer;
  17 # redistributions in binary form must reproduce the above copyright
  18 # notice, this list of conditions and the following disclaimer in the
  19 # documentation and/or other materials provided with the distribution;
  20 # neither the name of the copyright holders nor the names of its
  21 # contributors may be used to endorse or promote products derived from
  22 # this software without specific prior written permission.
  23 #
  24 # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  25 # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  26 # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  27 # A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  28 # OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  29 # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  30 # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  31 # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  32 # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  33 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  34 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  35 #
  36 # Authors: Gabe Black
  37
  38 microcode = '''
  39 def macroop STMXCSR_M {
  40     rdval t1, "InstRegIndex(MISCREG_MXCSR)"
  41     st t1, seg, sib, disp
  42 };
  43
  44 def macroop STMXCSR_P {
  45     rdval t1, "InstRegIndex(MISCREG_MXCSR)"
  46     rdip t7
  47     st t1, seg, riprel, disp
  48 };
  49
  50 def macroop LDMXCSR_M {
  51     ld t1, seg, sib, disp
  52     wrval "InstRegIndex(MISCREG_MXCSR)", t1
  53 };
  54
  55 def macroop LDMXCSR_P {
  56     rdip t7
  57     ld t1, seg, riprel, disp
  58     wrval "InstRegIndex(MISCREG_MXCSR)", t1
  59 };
  60 '''