base.isa (5202:ff56fa8c2091) base.isa (5222:bb733a878f85)
1// -*- mode:c++ -*-
2
1// -*- mode:c++ -*-
2
3// Copyright (c) 2006 The Regents of The University of Michigan
4// All rights reserved.
5//
6// Redistribution and use in source and binary forms, with or without
7// modification, are permitted provided that the following conditions are
8// met: redistributions of source code must retain the above copyright
9// notice, this list of conditions and the following disclaimer;
10// redistributions in binary form must reproduce the above copyright
11// notice, this list of conditions and the following disclaimer in the
12// documentation and/or other materials provided with the distribution;
13// neither the name of the copyright holders nor the names of its
14// contributors may be used to endorse or promote products derived from
15// this software without specific prior written permission.
16//
17// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
18// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
19// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
20// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
21// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
22// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
23// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
24// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
25// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
27// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28//
29// Authors: Korey Sewell
3// Copyright .AN) 2007 MIPS Technologies, Inc. All Rights Reserved
30
4
5// This software is part of the M5 simulator.
6
7// THIS IS A LEGAL AGREEMENT. BY DOWNLOADING, USING, COPYING, CREATING
8// DERIVATIVE WORKS, AND/OR DISTRIBUTING THIS SOFTWARE YOU ARE AGREEING
9// TO THESE TERMS AND CONDITIONS.
10
11// Permission is granted to use, copy, create derivative works and
12// distribute this software and such derivative works for any purpose,
13// so long as (1) the copyright notice above, this grant of permission,
14// and the disclaimer below appear in all copies and derivative works
15// made, (2) the copyright notice above is augmented as appropriate to
16// reflect the addition of any new copyrightable work in a derivative
17// work (e.g., Copyright .AN) <Publication Year> Copyright Owner), and (3)
18// the name of MIPS Technologies, Inc. ($B!H(BMIPS$B!I(B) is not used in any
19// advertising or publicity pertaining to the use or distribution of
20// this software without specific, written prior authorization.
21
22// THIS SOFTWARE IS PROVIDED $B!H(BAS IS.$B!I(B MIPS MAKES NO WARRANTIES AND
23// DISCLAIMS ALL WARRANTIES, WHETHER EXPRESS, STATUTORY, IMPLIED OR
24// OTHERWISE, INCLUDING BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
25// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, AND
26// NON-INFRINGEMENT OF THIRD PARTY RIGHTS, REGARDING THIS SOFTWARE.
27// IN NO EVENT SHALL MIPS BE LIABLE FOR ANY DAMAGES, INCLUDING DIRECT,
28// INDIRECT, INCIDENTAL, CONSEQUENTIAL, SPECIAL, OR PUNITIVE DAMAGES OF
29// ANY KIND OR NATURE, ARISING OUT OF OR IN CONNECTION WITH THIS AGREEMENT,
30// THIS SOFTWARE AND/OR THE USE OF THIS SOFTWARE, WHETHER SUCH LIABILITY
31// IS ASSERTED ON THE BASIS OF CONTRACT, TORT (INCLUDING NEGLIGENCE OR
32// STRICT LIABILITY), OR OTHERWISE, EVEN IF MIPS HAS BEEN WARNED OF THE
33// POSSIBILITY OF ANY SUCH LOSS OR DAMAGE IN ADVANCE.
34
35//Authors: Korey L. Sewell
36
31////////////////////////////////////////////////////////////////////
32//
33// Base class for MIPS instructions, and some support functions
34//
35
36//Outputs to decoder.hh
37output header {{
38

--- 38 unchanged lines hidden (view full) ---

77 {
78 std::stringstream ss;
79
80 ccprintf(ss, "%-10s ", mnemonic);
81
82 // Need to find standard way to not print
83 // this info. Maybe add bool variable to
84 // class?
37////////////////////////////////////////////////////////////////////
38//
39// Base class for MIPS instructions, and some support functions
40//
41
42//Outputs to decoder.hh
43output header {{
44

--- 38 unchanged lines hidden (view full) ---

83 {
84 std::stringstream ss;
85
86 ccprintf(ss, "%-10s ", mnemonic);
87
88 // Need to find standard way to not print
89 // this info. Maybe add bool variable to
90 // class?
85 if (strcmp(mnemonic, "syscall") != 0) {
91 if (mnemonic != "syscall") {
86 if(_numDestRegs > 0){
87 printReg(ss, _destRegIdx[0]);
88 }
89
90 if(_numSrcRegs > 0) {
91 ss << ", ";
92 printReg(ss, _srcRegIdx[0]);
93 }
94
95 if(_numSrcRegs > 1) {
96 ss << ", ";
97 printReg(ss, _srcRegIdx[1]);
98 }
99 }
100
101 // Should we define a separate inst. class
102 // just for two insts?
92 if(_numDestRegs > 0){
93 printReg(ss, _destRegIdx[0]);
94 }
95
96 if(_numSrcRegs > 0) {
97 ss << ", ";
98 printReg(ss, _srcRegIdx[0]);
99 }
100
101 if(_numSrcRegs > 1) {
102 ss << ", ";
103 printReg(ss, _srcRegIdx[1]);
104 }
105 }
106
107 // Should we define a separate inst. class
108 // just for two insts?
103 if (strcmp(mnemonic, "sll") == 0 || strcmp(mnemonic, "sra") == 0) {
109 if(mnemonic == "sll" || mnemonic == "sra"){
104 ccprintf(ss,", %d",SA);
105 }
106
107 return ss.str();
108 }
109
110}};
111
110 ccprintf(ss,", %d",SA);
111 }
112
113 return ss.str();
114 }
115
116}};
117