load_or_store_floating_point.py revision 9893:5924b77fb8fc
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 38microcode = ''' 39def macroop FLD_M { 40 ldfp ufp1, seg, sib, disp 41 movfp st(-1), ufp1, spm=-1 42}; 43 44def macroop FLD_P { 45 rdip t7 46 ldfp ufp1, seg, riprel, disp 47 movfp st(-1), ufp1, spm=-1 48}; 49 50def macroop FLD_R { 51 movfp st(-1), sti, spm=-1 52}; 53 54def macroop FST_R { 55 movfp sti, st(0) 56}; 57 58def macroop FST_M { 59 stfp st(0), seg, sib, disp 60}; 61 62def macroop FST_P { 63 rdip t7 64 stfp st(0), seg, riprel, disp 65}; 66 67def macroop FSTP_R { 68 movfp sti, st(0), spm=1 69}; 70 71def macroop FSTP_M { 72 movfp ufp1, st(0) 73 stfp ufp1, seg, sib, disp 74 pop87 75}; 76 77def macroop FSTP_P { 78 movfp ufp1, st(0) 79 rdip t7 80 stfp ufp1, seg, riprel, disp 81 pop87 82}; 83''' 84