1// Copyright (c) 2007 The Hewlett-Packard Development Company
2// All rights reserved.
3//
4// Redistribution and use of this software in source and binary forms,
5// with or without modification, are permitted provided that the
6// following conditions are met:
7//
8// The software must be used only for Non-Commercial Use which means any
9// use which is NOT directed to receiving any direct monetary
10// compensation for, or commercial advantage from such use. Illustrative
11// examples of non-commercial use are academic research, personal study,
12// teaching, education and corporate research & development.
13// Illustrative examples of commercial use are distributing products for
14// commercial advantage and providing services using the software for
15// commercial advantage.
16//
17// If you wish to use this software or functionality therein that may be
18// covered by patents for commercial use, please contact:
19// Director of Intellectual Property Licensing
20// Office of Strategy and Technology
21// Hewlett-Packard Company
22// 1501 Page Mill Road
23// Palo Alto, California 94304
24//
25// Redistributions of source code must retain the above copyright notice,
26// this list of conditions and the following disclaimer. Redistributions
27// in binary form must reproduce the above copyright notice, this list of
28// conditions and the following disclaimer in the documentation and/or
29// other materials provided with the distribution. Neither the name of
30// the COPYRIGHT HOLDER(s), HEWLETT-PACKARD COMPANY, nor the names of its
31// contributors may be used to endorse or promote products derived from
32// this software without specific prior written permission. No right of
33// sublicense is granted herewith. Derivatives of the software and
34// output created using the software may be prepared, but only for
35// Non-Commercial Uses. Derivatives of the software may be shared with
36// others provided: (i) the others agree to abide by the list of
37// conditions herein which includes the Non-Commercial Use restrictions;
38// and (ii) such Derivatives of the software include the above copyright
39// notice to acknowledge the contribution from this software where
40// applicable, this list of conditions and the disclaimer below.
41//
42// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
43// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
44// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
45// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
46// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
47// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
48// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
49// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
50// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
51// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
52// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
53//
54// Authors: Gabe Black
55
56//////////////////////////////////////////////////////////////////////////
57//
58// Fault Microop
59//
60//////////////////////////////////////////////////////////////////////////
61
62output header {{
63 class MicroFaultBase : public X86ISA::X86MicroopBase
64 {
65 protected:
66 Fault fault;
67 uint8_t cc;
68
69 public:
70 MicroFaultBase(ExtMachInst _machInst, const char * instMnem,
71 bool isMicro, bool isDelayed, bool isFirst, bool isLast,
72 Fault _fault, uint8_t _cc);
73
74 MicroFaultBase(ExtMachInst _machInst, const char * instMnem,
75 Fault _fault, uint8_t _cc);
76
77 std::string generateDisassembly(Addr pc,
78 const SymbolTable *symtab) const;
79 };
80
81 class MicroHalt : public X86ISA::X86MicroopBase
82 {
83 public:
84 MicroHalt(ExtMachInst _machInst, const char * instMnem,
85 bool isMicro, bool isDelayed, bool isFirst, bool isLast) :
86 X86MicroopBase(_machInst, "halt", instMnem,
87 isMicro, isDelayed, isFirst, isLast, No_OpClass)
88 {
89 }
90
91 MicroHalt(ExtMachInst _machInst, const char * instMnem) :
92 X86MicroopBase(_machInst, "halt", instMnem,
93 false, false, false, false, No_OpClass)
94 {
95 }
96
97 %(BasicExecDeclare)s
98 };
99}};
100
101def template MicroFaultDeclare {{
102 class %(class_name)s : public %(base_class)s
103 {
104 private:
105 void buildMe();
106 public:
107 %(class_name)s(ExtMachInst _machInst, const char * instMnem,
108 bool isMicro, bool isDelayed, bool isFirst, bool isLast,
109 Fault _fault, uint8_t _cc);
110
111 %(class_name)s(ExtMachInst _machInst, const char * instMnem,
112 Fault _fault, uint8_t _cc);
113
114 %(BasicExecDeclare)s
115 };
116}};
117
118def template MicroFaultExecute {{
119 Fault %(class_name)s::execute(%(CPU_exec_context)s *xc,
120 Trace::InstRecord *traceData) const
121 {
122 %(op_decl)s;
123 %(op_rd)s;
124 if (%(cond_test)s) {
125 //Return the fault we were constructed with
126 return fault;
127 } else {
128 return NoFault;
129 }
130 }
131}};
132
133output exec {{
134 Fault
135 MicroHalt::execute(%(CPU_exec_context)s *xc,
136 Trace::InstRecord * traceData) const
137 {
| 1// Copyright (c) 2007 The Hewlett-Packard Development Company
2// All rights reserved.
3//
4// Redistribution and use of this software in source and binary forms,
5// with or without modification, are permitted provided that the
6// following conditions are met:
7//
8// The software must be used only for Non-Commercial Use which means any
9// use which is NOT directed to receiving any direct monetary
10// compensation for, or commercial advantage from such use. Illustrative
11// examples of non-commercial use are academic research, personal study,
12// teaching, education and corporate research & development.
13// Illustrative examples of commercial use are distributing products for
14// commercial advantage and providing services using the software for
15// commercial advantage.
16//
17// If you wish to use this software or functionality therein that may be
18// covered by patents for commercial use, please contact:
19// Director of Intellectual Property Licensing
20// Office of Strategy and Technology
21// Hewlett-Packard Company
22// 1501 Page Mill Road
23// Palo Alto, California 94304
24//
25// Redistributions of source code must retain the above copyright notice,
26// this list of conditions and the following disclaimer. Redistributions
27// in binary form must reproduce the above copyright notice, this list of
28// conditions and the following disclaimer in the documentation and/or
29// other materials provided with the distribution. Neither the name of
30// the COPYRIGHT HOLDER(s), HEWLETT-PACKARD COMPANY, nor the names of its
31// contributors may be used to endorse or promote products derived from
32// this software without specific prior written permission. No right of
33// sublicense is granted herewith. Derivatives of the software and
34// output created using the software may be prepared, but only for
35// Non-Commercial Uses. Derivatives of the software may be shared with
36// others provided: (i) the others agree to abide by the list of
37// conditions herein which includes the Non-Commercial Use restrictions;
38// and (ii) such Derivatives of the software include the above copyright
39// notice to acknowledge the contribution from this software where
40// applicable, this list of conditions and the disclaimer below.
41//
42// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
43// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
44// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
45// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
46// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
47// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
48// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
49// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
50// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
51// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
52// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
53//
54// Authors: Gabe Black
55
56//////////////////////////////////////////////////////////////////////////
57//
58// Fault Microop
59//
60//////////////////////////////////////////////////////////////////////////
61
62output header {{
63 class MicroFaultBase : public X86ISA::X86MicroopBase
64 {
65 protected:
66 Fault fault;
67 uint8_t cc;
68
69 public:
70 MicroFaultBase(ExtMachInst _machInst, const char * instMnem,
71 bool isMicro, bool isDelayed, bool isFirst, bool isLast,
72 Fault _fault, uint8_t _cc);
73
74 MicroFaultBase(ExtMachInst _machInst, const char * instMnem,
75 Fault _fault, uint8_t _cc);
76
77 std::string generateDisassembly(Addr pc,
78 const SymbolTable *symtab) const;
79 };
80
81 class MicroHalt : public X86ISA::X86MicroopBase
82 {
83 public:
84 MicroHalt(ExtMachInst _machInst, const char * instMnem,
85 bool isMicro, bool isDelayed, bool isFirst, bool isLast) :
86 X86MicroopBase(_machInst, "halt", instMnem,
87 isMicro, isDelayed, isFirst, isLast, No_OpClass)
88 {
89 }
90
91 MicroHalt(ExtMachInst _machInst, const char * instMnem) :
92 X86MicroopBase(_machInst, "halt", instMnem,
93 false, false, false, false, No_OpClass)
94 {
95 }
96
97 %(BasicExecDeclare)s
98 };
99}};
100
101def template MicroFaultDeclare {{
102 class %(class_name)s : public %(base_class)s
103 {
104 private:
105 void buildMe();
106 public:
107 %(class_name)s(ExtMachInst _machInst, const char * instMnem,
108 bool isMicro, bool isDelayed, bool isFirst, bool isLast,
109 Fault _fault, uint8_t _cc);
110
111 %(class_name)s(ExtMachInst _machInst, const char * instMnem,
112 Fault _fault, uint8_t _cc);
113
114 %(BasicExecDeclare)s
115 };
116}};
117
118def template MicroFaultExecute {{
119 Fault %(class_name)s::execute(%(CPU_exec_context)s *xc,
120 Trace::InstRecord *traceData) const
121 {
122 %(op_decl)s;
123 %(op_rd)s;
124 if (%(cond_test)s) {
125 //Return the fault we were constructed with
126 return fault;
127 } else {
128 return NoFault;
129 }
130 }
131}};
132
133output exec {{
134 Fault
135 MicroHalt::execute(%(CPU_exec_context)s *xc,
136 Trace::InstRecord * traceData) const
137 {
|
138 xc->suspend();
| 138 xc->tcBase()->suspend();
|
139 return NoFault;
140 }
141}};
142
143output decoder {{
144 inline MicroFaultBase::MicroFaultBase(
145 ExtMachInst machInst, const char * instMnem,
146 Fault _fault, uint8_t _cc) :
147 X86MicroopBase(machInst, "fault", instMnem,
148 false, false, false, false, No_OpClass),
149 fault(_fault), cc(_cc)
150 {
151 }
152
153 inline MicroFaultBase::MicroFaultBase(
154 ExtMachInst machInst, const char * instMnem,
155 bool isMicro, bool isDelayed, bool isFirst, bool isLast,
156 Fault _fault, uint8_t _cc) :
157 X86MicroopBase(machInst, "fault", instMnem,
158 isMicro, isDelayed, isFirst, isLast, No_OpClass),
159 fault(_fault), cc(_cc)
160 {
161 }
162}};
163
164def template MicroFaultConstructor {{
165
166 inline void %(class_name)s::buildMe()
167 {
168 %(constructor)s;
169 }
170
171 inline %(class_name)s::%(class_name)s(
172 ExtMachInst machInst, const char * instMnem,
173 Fault _fault, uint8_t _cc) :
174 %(base_class)s(machInst, instMnem, _fault, _cc)
175 {
176 buildMe();
177 }
178
179 inline %(class_name)s::%(class_name)s(
180 ExtMachInst machInst, const char * instMnem,
181 bool isMicro, bool isDelayed, bool isFirst, bool isLast,
182 Fault _fault, uint8_t _cc) :
183 %(base_class)s(machInst, instMnem,
184 isMicro, isDelayed, isFirst, isLast, _fault, _cc)
185 {
186 buildMe();
187 }
188}};
189
190output decoder {{
191 std::string MicroFaultBase::generateDisassembly(Addr pc,
192 const SymbolTable *symtab) const
193 {
194 std::stringstream response;
195
196 printMnemonic(response, instMnem, mnemonic);
197 if(fault)
198 response << fault->name();
199 else
200 response << "No Fault";
201
202 return response.str();
203 }
204}};
205
206let {{
207 class Fault(X86Microop):
208 className = "MicroFault"
209 def __init__(self, fault, flags=None):
210 self.fault = fault
211 if flags:
212 if not isinstance(flags, (list, tuple)):
213 raise Exception, "flags must be a list or tuple of flags"
214 self.cond = " | ".join(flags)
215 self.className += "Flags"
216 else:
217 self.cond = "0"
218
219 def getAllocator(self, *microFlags):
220 allocator = '''new %(class_name)s(machInst, mnemonic
221 %(flags)s, %(fault)s, %(cc)s)''' % {
222 "class_name" : self.className,
223 "flags" : self.microFlagsText(microFlags),
224 "fault" : self.fault,
225 "cc" : self.cond}
226 return allocator
227
228 iop = InstObjParams("fault", "MicroFault", "MicroFaultBase",
229 {"code": "",
230 "cond_test": "checkCondition(ccFlagBits, cc)"})
231 exec_output = MicroFaultExecute.subst(iop)
232 header_output = MicroFaultDeclare.subst(iop)
233 decoder_output = MicroFaultConstructor.subst(iop)
234 iop = InstObjParams("fault", "MicroFaultFlags", "MicroFaultBase",
235 {"code": "",
236 "cond_test": "true"})
237 exec_output += MicroFaultExecute.subst(iop)
238 header_output += MicroFaultDeclare.subst(iop)
239 decoder_output += MicroFaultConstructor.subst(iop)
240 microopClasses["fault"] = Fault
241
242 class Halt(X86Microop):
243 def __init__(self):
244 pass
245
246 def getAllocator(self, *microFlags):
| 139 return NoFault;
140 }
141}};
142
143output decoder {{
144 inline MicroFaultBase::MicroFaultBase(
145 ExtMachInst machInst, const char * instMnem,
146 Fault _fault, uint8_t _cc) :
147 X86MicroopBase(machInst, "fault", instMnem,
148 false, false, false, false, No_OpClass),
149 fault(_fault), cc(_cc)
150 {
151 }
152
153 inline MicroFaultBase::MicroFaultBase(
154 ExtMachInst machInst, const char * instMnem,
155 bool isMicro, bool isDelayed, bool isFirst, bool isLast,
156 Fault _fault, uint8_t _cc) :
157 X86MicroopBase(machInst, "fault", instMnem,
158 isMicro, isDelayed, isFirst, isLast, No_OpClass),
159 fault(_fault), cc(_cc)
160 {
161 }
162}};
163
164def template MicroFaultConstructor {{
165
166 inline void %(class_name)s::buildMe()
167 {
168 %(constructor)s;
169 }
170
171 inline %(class_name)s::%(class_name)s(
172 ExtMachInst machInst, const char * instMnem,
173 Fault _fault, uint8_t _cc) :
174 %(base_class)s(machInst, instMnem, _fault, _cc)
175 {
176 buildMe();
177 }
178
179 inline %(class_name)s::%(class_name)s(
180 ExtMachInst machInst, const char * instMnem,
181 bool isMicro, bool isDelayed, bool isFirst, bool isLast,
182 Fault _fault, uint8_t _cc) :
183 %(base_class)s(machInst, instMnem,
184 isMicro, isDelayed, isFirst, isLast, _fault, _cc)
185 {
186 buildMe();
187 }
188}};
189
190output decoder {{
191 std::string MicroFaultBase::generateDisassembly(Addr pc,
192 const SymbolTable *symtab) const
193 {
194 std::stringstream response;
195
196 printMnemonic(response, instMnem, mnemonic);
197 if(fault)
198 response << fault->name();
199 else
200 response << "No Fault";
201
202 return response.str();
203 }
204}};
205
206let {{
207 class Fault(X86Microop):
208 className = "MicroFault"
209 def __init__(self, fault, flags=None):
210 self.fault = fault
211 if flags:
212 if not isinstance(flags, (list, tuple)):
213 raise Exception, "flags must be a list or tuple of flags"
214 self.cond = " | ".join(flags)
215 self.className += "Flags"
216 else:
217 self.cond = "0"
218
219 def getAllocator(self, *microFlags):
220 allocator = '''new %(class_name)s(machInst, mnemonic
221 %(flags)s, %(fault)s, %(cc)s)''' % {
222 "class_name" : self.className,
223 "flags" : self.microFlagsText(microFlags),
224 "fault" : self.fault,
225 "cc" : self.cond}
226 return allocator
227
228 iop = InstObjParams("fault", "MicroFault", "MicroFaultBase",
229 {"code": "",
230 "cond_test": "checkCondition(ccFlagBits, cc)"})
231 exec_output = MicroFaultExecute.subst(iop)
232 header_output = MicroFaultDeclare.subst(iop)
233 decoder_output = MicroFaultConstructor.subst(iop)
234 iop = InstObjParams("fault", "MicroFaultFlags", "MicroFaultBase",
235 {"code": "",
236 "cond_test": "true"})
237 exec_output += MicroFaultExecute.subst(iop)
238 header_output += MicroFaultDeclare.subst(iop)
239 decoder_output += MicroFaultConstructor.subst(iop)
240 microopClasses["fault"] = Fault
241
242 class Halt(X86Microop):
243 def __init__(self):
244 pass
245
246 def getAllocator(self, *microFlags):
|
247 return "new MicroHalt(machInst, mnemonic %(flags)s)" % \
| 247 return "new MicroHalt(machInst, mnemonic %s)" % \
|
248 self.microFlagsText(microFlags)
249
250 microopClasses["halt"] = Halt
251}};
| 248 self.microFlagsText(microFlags)
249
250 microopClasses["halt"] = Halt
251}};
|