string.isa (5163:f08b480df4c3) string.isa (7087:fb8d5786ff30)
1// -*- mode:c++ -*-
2
3// Copyright (c) 2007 The Hewlett-Packard Development Company
4// All rights reserved.
5//
1// -*- mode:c++ -*-
2
3// Copyright (c) 2007 The Hewlett-Packard Development Company
4// All rights reserved.
5//
6// Redistribution and use of this software in source and binary forms,
7// with or without modification, are permitted provided that the
8// following conditions are met:
6// The license below extends only to copyright in the software and shall
7// not be construed as granting a license to any other intellectual
8// property including but not limited to intellectual property relating
9// to a hardware implementation of the functionality of the software
10// licensed hereunder. You may use the software subject to the license
11// terms below provided that you ensure that this notice is replicated
12// unmodified and in its entirety in all distributions of the software,
13// modified or unmodified, in source code or in binary form.
9//
14//
10// The software must be used only for Non-Commercial Use which means any
11// use which is NOT directed to receiving any direct monetary
12// compensation for, or commercial advantage from such use. Illustrative
13// examples of non-commercial use are academic research, personal study,
14// teaching, education and corporate research & development.
15// Illustrative examples of commercial use are distributing products for
16// commercial advantage and providing services using the software for
17// commercial advantage.
18//
19// If you wish to use this software or functionality therein that may be
20// covered by patents for commercial use, please contact:
21// Director of Intellectual Property Licensing
22// Office of Strategy and Technology
23// Hewlett-Packard Company
24// 1501 Page Mill Road
25// Palo Alto, California 94304
26//
27// Redistributions of source code must retain the above copyright notice,
28// this list of conditions and the following disclaimer. Redistributions
29// in binary form must reproduce the above copyright notice, this list of
30// conditions and the following disclaimer in the documentation and/or
31// other materials provided with the distribution. Neither the name of
32// the COPYRIGHT HOLDER(s), HEWLETT-PACKARD COMPANY, nor the names of its
15// Redistribution and use in source and binary forms, with or without
16// modification, are permitted provided that the following conditions are
17// met: redistributions of source code must retain the above copyright
18// notice, this list of conditions and the following disclaimer;
19// redistributions in binary form must reproduce the above copyright
20// notice, this list of conditions and the following disclaimer in the
21// documentation and/or other materials provided with the distribution;
22// neither the name of the copyright holders nor the names of its
33// contributors may be used to endorse or promote products derived from
23// contributors may be used to endorse or promote products derived from
34// this software without specific prior written permission. No right of
35// sublicense is granted herewith. Derivatives of the software and
36// output created using the software may be prepared, but only for
37// Non-Commercial Uses. Derivatives of the software may be shared with
38// others provided: (i) the others agree to abide by the list of
39// conditions herein which includes the Non-Commercial Use restrictions;
40// and (ii) such Derivatives of the software include the above copyright
41// notice to acknowledge the contribution from this software where
42// applicable, this list of conditions and the disclaimer below.
24// this software without specific prior written permission.
43//
44// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
45// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
46// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
47// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
48// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
49// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
50// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
51// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
52// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
53// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
54// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
55//
56// Authors: Gabe Black
57
58//////////////////////////////////////////////////////////////////////////
59//
60// String Instructions
61//
62//////////////////////////////////////////////////////////////////////////
63
64def format StringTestInst(*opTypeSet) {{
65 allBlocks = OutputBlocks()
66
67 regBlocks = specializeInst(Name, list(opTypeSet), EmulEnv())
68 eBlocks = specializeInst(Name + "_E", list(opTypeSet), EmulEnv())
69 nBlocks = specializeInst(Name + "_N", list(opTypeSet), EmulEnv())
70
71 for blocks in (regBlocks, eBlocks, nBlocks):
72 allBlocks.header_output += blocks.header_output
73 allBlocks.decoder_output += blocks.decoder_output
74 allBlocks.exec_output += blocks.exec_output
75
76 allBlocks.decode_block = '''
77 if (LEGACY_REP) {
78 %s
79 } else if (LEGACY_REPNE) {
80 %s
81 } else {
82 %s
83 }
84 ''' % (eBlocks.decode_block, nBlocks.decode_block, regBlocks.decode_block)
85
86 (header_output, decoder_output,
87 decode_block, exec_output) = allBlocks.makeList()
88}};
89
90def format StringInst(*opTypeSet) {{
91 allBlocks = OutputBlocks()
92
93 regBlocks = specializeInst(Name, list(opTypeSet), EmulEnv())
94 eBlocks = specializeInst(Name + "_E", list(opTypeSet), EmulEnv())
95
96 for blocks in (regBlocks, eBlocks):
97 allBlocks.header_output += blocks.header_output
98 allBlocks.decoder_output += blocks.decoder_output
99 allBlocks.exec_output += blocks.exec_output
100
101 allBlocks.decode_block = '''
102 if (LEGACY_REP) {
103 %s
104 } else if (LEGACY_REPNE) {
105 // The repne prefix is illegal
106 return new MicroFault(machInst, "illprefix", new InvalidOpcode, 0);
107 } else {
108 %s
109 }
110 ''' % (eBlocks.decode_block, regBlocks.decode_block)
111
112 (header_output, decoder_output,
113 decode_block, exec_output) = allBlocks.makeList()
114}};
25//
26// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
27// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
28// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
29// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
30// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
31// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
32// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
33// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
34// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
35// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
36// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
37//
38// Authors: Gabe Black
39
40//////////////////////////////////////////////////////////////////////////
41//
42// String Instructions
43//
44//////////////////////////////////////////////////////////////////////////
45
46def format StringTestInst(*opTypeSet) {{
47 allBlocks = OutputBlocks()
48
49 regBlocks = specializeInst(Name, list(opTypeSet), EmulEnv())
50 eBlocks = specializeInst(Name + "_E", list(opTypeSet), EmulEnv())
51 nBlocks = specializeInst(Name + "_N", list(opTypeSet), EmulEnv())
52
53 for blocks in (regBlocks, eBlocks, nBlocks):
54 allBlocks.header_output += blocks.header_output
55 allBlocks.decoder_output += blocks.decoder_output
56 allBlocks.exec_output += blocks.exec_output
57
58 allBlocks.decode_block = '''
59 if (LEGACY_REP) {
60 %s
61 } else if (LEGACY_REPNE) {
62 %s
63 } else {
64 %s
65 }
66 ''' % (eBlocks.decode_block, nBlocks.decode_block, regBlocks.decode_block)
67
68 (header_output, decoder_output,
69 decode_block, exec_output) = allBlocks.makeList()
70}};
71
72def format StringInst(*opTypeSet) {{
73 allBlocks = OutputBlocks()
74
75 regBlocks = specializeInst(Name, list(opTypeSet), EmulEnv())
76 eBlocks = specializeInst(Name + "_E", list(opTypeSet), EmulEnv())
77
78 for blocks in (regBlocks, eBlocks):
79 allBlocks.header_output += blocks.header_output
80 allBlocks.decoder_output += blocks.decoder_output
81 allBlocks.exec_output += blocks.exec_output
82
83 allBlocks.decode_block = '''
84 if (LEGACY_REP) {
85 %s
86 } else if (LEGACY_REPNE) {
87 // The repne prefix is illegal
88 return new MicroFault(machInst, "illprefix", new InvalidOpcode, 0);
89 } else {
90 %s
91 }
92 ''' % (eBlocks.decode_block, regBlocks.decode_block)
93
94 (header_output, decoder_output,
95 decode_block, exec_output) = allBlocks.makeList()
96}};