base.isa (7087:fb8d5786ff30) base.isa (7571:405f840c4ae1)
1// -*- mode:c++ -*-
2
3// Copyright (c) 2007 The Hewlett-Packard Development Company
4// All rights reserved.
5//
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.
14//
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
23// contributors may be used to endorse or promote products derived from
24// this software without specific prior written permission.
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
40let {{
41 # This will be populated with mappings between microop mnemonics and
42 # the classes that represent them.
43 microopClasses = {}
44}};
45
46//////////////////////////////////////////////////////////////////////////
47//
48// Base class for the python representation of x86 microops
49//
50//////////////////////////////////////////////////////////////////////////
51
52let {{
53 class X86Microop(object):
54
55 generatorNameTemplate = "generate_%s_%d"
56
57 generatorTemplate = '''
58 StaticInstPtr
59 ''' + generatorNameTemplate + '''(StaticInstPtr curMacroop)
60 {
61 static const char *macrocodeBlock = romMnemonic;
62 static const ExtMachInst dummyExtMachInst;
63 static const EmulEnv dummyEmulEnv(0, 0, 1, 1, 1);
64
65 Macroop * macroop = dynamic_cast<Macroop *>(curMacroop.get());
66 const ExtMachInst &machInst =
67 macroop ? macroop->getExtMachInst() : dummyExtMachInst;
68 const EmulEnv &env =
69 macroop ? macroop->getEmulEnv() : dummyEmulEnv;
70 // env may not be used in the microop's constructor.
71 InstRegIndex reg(env.reg);
72 reg = reg;
73 using namespace RomLabels;
74 return %s;
75 }
76 '''
77
78 def __init__(self, name):
79 self.name = name
80
81 # This converts a python bool into a C++ bool
82 def cppBool(self, val):
83 if val:
84 return "true"
85 else:
86 return "false"
87
88 # This converts a list of python bools into
89 # a comma seperated list of C++ bools.
90 def microFlagsText(self, vals):
91 text = ""
92 for val in vals:
93 text += ", %s" % self.cppBool(val)
94 return text
95
1// -*- mode:c++ -*-
2
3// Copyright (c) 2007 The Hewlett-Packard Development Company
4// All rights reserved.
5//
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.
14//
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
23// contributors may be used to endorse or promote products derived from
24// this software without specific prior written permission.
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
40let {{
41 # This will be populated with mappings between microop mnemonics and
42 # the classes that represent them.
43 microopClasses = {}
44}};
45
46//////////////////////////////////////////////////////////////////////////
47//
48// Base class for the python representation of x86 microops
49//
50//////////////////////////////////////////////////////////////////////////
51
52let {{
53 class X86Microop(object):
54
55 generatorNameTemplate = "generate_%s_%d"
56
57 generatorTemplate = '''
58 StaticInstPtr
59 ''' + generatorNameTemplate + '''(StaticInstPtr curMacroop)
60 {
61 static const char *macrocodeBlock = romMnemonic;
62 static const ExtMachInst dummyExtMachInst;
63 static const EmulEnv dummyEmulEnv(0, 0, 1, 1, 1);
64
65 Macroop * macroop = dynamic_cast<Macroop *>(curMacroop.get());
66 const ExtMachInst &machInst =
67 macroop ? macroop->getExtMachInst() : dummyExtMachInst;
68 const EmulEnv &env =
69 macroop ? macroop->getEmulEnv() : dummyEmulEnv;
70 // env may not be used in the microop's constructor.
71 InstRegIndex reg(env.reg);
72 reg = reg;
73 using namespace RomLabels;
74 return %s;
75 }
76 '''
77
78 def __init__(self, name):
79 self.name = name
80
81 # This converts a python bool into a C++ bool
82 def cppBool(self, val):
83 if val:
84 return "true"
85 else:
86 return "false"
87
88 # This converts a list of python bools into
89 # a comma seperated list of C++ bools.
90 def microFlagsText(self, vals):
91 text = ""
92 for val in vals:
93 text += ", %s" % self.cppBool(val)
94 return text
95
96 def getAllocator(self, mnemonic, *microFlags):
97 return 'new %s(machInst, %s)' % \
98 (self.className, mnemonic, self.microFlagsText(microFlags))
99
100 def getGeneratorDef(self, micropc):
101 return self.generatorTemplate % \
102 (self.className, micropc, \
103 self.getAllocator(True, True, False, False))
104
105 def getGenerator(self, micropc):
106 return self.generatorNameTemplate % (self.className, micropc)
107}};
96 def getGeneratorDef(self, micropc):
97 return self.generatorTemplate % \
98 (self.className, micropc, \
99 self.getAllocator(True, True, False, False))
100
101 def getGenerator(self, micropc):
102 return self.generatorNameTemplate % (self.className, micropc)
103}};