1// Copyright (c) 2008 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
56output header {{
57 class SeqOpBase : public X86ISA::X86MicroopBase
58 {
59 protected:
60 uint16_t target;
61 uint8_t cc;
62
63 public:
64 SeqOpBase(ExtMachInst _machInst, const char * instMnem,
65 const char * mnemonic,
66 bool isMicro, bool isDelayed, bool isFirst, bool isLast,
67 uint16_t _target, uint8_t _cc);
68
69 SeqOpBase(ExtMachInst _machInst, const char * instMnem,
70 const char * mnemonic,
71 uint16_t _target, uint8_t _cc);
72
73 std::string generateDisassembly(Addr pc,
74 const SymbolTable *symtab) const;
75 };
76}};
77
78def template SeqOpDeclare {{
79 class %(class_name)s : public %(base_class)s
80 {
81 private:
82 void buildMe();
83 public:
84 %(class_name)s(ExtMachInst _machInst, const char * instMnem,
85 bool isMicro, bool isDelayed, bool isFirst, bool isLast,
86 uint16_t _target, uint8_t _cc);
87
88 %(class_name)s(ExtMachInst _machInst, const char * instMnem,
89 uint16_t _target, uint8_t _cc);
90
91 %(BasicExecDeclare)s
92 };
93}};
94
95def template SeqOpExecute {{
96 Fault %(class_name)s::execute(%(CPU_exec_context)s *xc,
97 Trace::InstRecord *traceData) const
98 {
99 %(op_decl)s;
100 %(op_rd)s;
101 if (%(cond_test)s) {
102 %(code)s;
103 } else {
104 %(else_code)s;
105 }
106 %(op_wb)s;
107 return NoFault;
108 }
109}};
110
111output decoder {{
112 inline SeqOpBase::SeqOpBase(
113 ExtMachInst machInst, const char * mnemonic, const char * instMnem,
114 uint16_t _target, uint8_t _cc) :
115 X86MicroopBase(machInst, mnemonic, instMnem,
116 false, false, false, false, No_OpClass),
117 target(_target), cc(_cc)
118 {
119 }
120
121 inline SeqOpBase::SeqOpBase(
122 ExtMachInst machInst, const char * mnemonic, const char * instMnem,
123 bool isMicro, bool isDelayed, bool isFirst, bool isLast,
124 uint16_t _target, uint8_t _cc) :
125 X86MicroopBase(machInst, mnemonic, instMnem,
126 isMicro, isDelayed, isFirst, isLast, No_OpClass),
127 target(_target), cc(_cc)
128 {
129 }
130}};
131
132def template SeqOpConstructor {{
133
134 inline void %(class_name)s::buildMe()
135 {
136 %(constructor)s;
137 }
138
139 inline %(class_name)s::%(class_name)s(
140 ExtMachInst machInst, const char * instMnem,
141 uint16_t _target, uint8_t _cc) :
142 %(base_class)s(machInst, "%(mnemonic)s", instMnem, _target, _cc)
143 {
144 buildMe();
145 }
146
147 inline %(class_name)s::%(class_name)s(
148 ExtMachInst machInst, const char * instMnem,
149 bool isMicro, bool isDelayed, bool isFirst, bool isLast,
150 uint16_t _target, uint8_t _cc) :
151 %(base_class)s(machInst, "%(mnemonic)s", instMnem,
152 isMicro, isDelayed, isFirst, isLast, _target, _cc)
153 {
154 buildMe();
155 }
156}};
157
158output decoder {{
159 std::string SeqOpBase::generateDisassembly(Addr pc,
160 const SymbolTable *symtab) const
161 {
162 std::stringstream response;
163
164 printMnemonic(response, instMnem, mnemonic);
165 ccprintf(response, "%#x", target);
166
167 return response.str();
168 }
169}};
170
171let {{
172 class SeqOp(X86Microop):
173 def __init__(self, target, flags=None):
174 self.target = target
175 if flags:
176 if not isinstance(flags, (list, tuple)):
177 raise Exception, "flags must be a list or tuple of flags"
178 self.cond = " | ".join(flags)
179 self.className += "Flags"
180 else:
181 self.cond = "0"
182
183 def getAllocator(self, *microFlags):
| 1// Copyright (c) 2008 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
56output header {{
57 class SeqOpBase : public X86ISA::X86MicroopBase
58 {
59 protected:
60 uint16_t target;
61 uint8_t cc;
62
63 public:
64 SeqOpBase(ExtMachInst _machInst, const char * instMnem,
65 const char * mnemonic,
66 bool isMicro, bool isDelayed, bool isFirst, bool isLast,
67 uint16_t _target, uint8_t _cc);
68
69 SeqOpBase(ExtMachInst _machInst, const char * instMnem,
70 const char * mnemonic,
71 uint16_t _target, uint8_t _cc);
72
73 std::string generateDisassembly(Addr pc,
74 const SymbolTable *symtab) const;
75 };
76}};
77
78def template SeqOpDeclare {{
79 class %(class_name)s : public %(base_class)s
80 {
81 private:
82 void buildMe();
83 public:
84 %(class_name)s(ExtMachInst _machInst, const char * instMnem,
85 bool isMicro, bool isDelayed, bool isFirst, bool isLast,
86 uint16_t _target, uint8_t _cc);
87
88 %(class_name)s(ExtMachInst _machInst, const char * instMnem,
89 uint16_t _target, uint8_t _cc);
90
91 %(BasicExecDeclare)s
92 };
93}};
94
95def template SeqOpExecute {{
96 Fault %(class_name)s::execute(%(CPU_exec_context)s *xc,
97 Trace::InstRecord *traceData) const
98 {
99 %(op_decl)s;
100 %(op_rd)s;
101 if (%(cond_test)s) {
102 %(code)s;
103 } else {
104 %(else_code)s;
105 }
106 %(op_wb)s;
107 return NoFault;
108 }
109}};
110
111output decoder {{
112 inline SeqOpBase::SeqOpBase(
113 ExtMachInst machInst, const char * mnemonic, const char * instMnem,
114 uint16_t _target, uint8_t _cc) :
115 X86MicroopBase(machInst, mnemonic, instMnem,
116 false, false, false, false, No_OpClass),
117 target(_target), cc(_cc)
118 {
119 }
120
121 inline SeqOpBase::SeqOpBase(
122 ExtMachInst machInst, const char * mnemonic, const char * instMnem,
123 bool isMicro, bool isDelayed, bool isFirst, bool isLast,
124 uint16_t _target, uint8_t _cc) :
125 X86MicroopBase(machInst, mnemonic, instMnem,
126 isMicro, isDelayed, isFirst, isLast, No_OpClass),
127 target(_target), cc(_cc)
128 {
129 }
130}};
131
132def template SeqOpConstructor {{
133
134 inline void %(class_name)s::buildMe()
135 {
136 %(constructor)s;
137 }
138
139 inline %(class_name)s::%(class_name)s(
140 ExtMachInst machInst, const char * instMnem,
141 uint16_t _target, uint8_t _cc) :
142 %(base_class)s(machInst, "%(mnemonic)s", instMnem, _target, _cc)
143 {
144 buildMe();
145 }
146
147 inline %(class_name)s::%(class_name)s(
148 ExtMachInst machInst, const char * instMnem,
149 bool isMicro, bool isDelayed, bool isFirst, bool isLast,
150 uint16_t _target, uint8_t _cc) :
151 %(base_class)s(machInst, "%(mnemonic)s", instMnem,
152 isMicro, isDelayed, isFirst, isLast, _target, _cc)
153 {
154 buildMe();
155 }
156}};
157
158output decoder {{
159 std::string SeqOpBase::generateDisassembly(Addr pc,
160 const SymbolTable *symtab) const
161 {
162 std::stringstream response;
163
164 printMnemonic(response, instMnem, mnemonic);
165 ccprintf(response, "%#x", target);
166
167 return response.str();
168 }
169}};
170
171let {{
172 class SeqOp(X86Microop):
173 def __init__(self, target, flags=None):
174 self.target = target
175 if flags:
176 if not isinstance(flags, (list, tuple)):
177 raise Exception, "flags must be a list or tuple of flags"
178 self.cond = " | ".join(flags)
179 self.className += "Flags"
180 else:
181 self.cond = "0"
182
183 def getAllocator(self, *microFlags):
|
185 %(flags)s, %(target)s, %(cc)s)''' % {
186 "class_name" : self.className,
187 "flags" : self.microFlagsText(microFlags),
188 "target" : self.target,
189 "cc" : self.cond}
190 return allocator
191
192 class Br(SeqOp):
193 className = "MicroBranch"
194
195 def getAllocator(self, *microFlags):
196 (is_micro, is_delayed, is_first, is_last) = microFlags
197 is_last = False
198 is_delayed = True
199 microFlags = (is_micro, is_delayed, is_first, is_last)
200 return super(Br, self).getAllocator(*microFlags)
201
202 class Eret(SeqOp):
203 target = "normalMicroPC(0)"
204 className = "Eret"
205
206 def __init__(self, flags=None):
207 if flags:
208 if not isinstance(flags, (list, tuple)):
209 raise Exception, "flags must be a list or tuple of flags"
210 self.cond = " | ".join(flags)
211 self.className += "Flags"
212 else:
213 self.cond = "0"
214
215 def getAllocator(self, *microFlags):
216 (is_micro, is_delayed, is_first, is_last) = microFlags
217 is_last = True
218 is_delayed = False
219 microFlags = (is_micro, is_delayed, is_first, is_last)
220 return super(Eret, self).getAllocator(*microFlags)
221
222 iop = InstObjParams("br", "MicroBranchFlags", "SeqOpBase",
223 {"code": "nuIP = target",
224 "else_code": "nuIP = nuIP",
225 "cond_test": "checkCondition(ccFlagBits, cc)"})
226 exec_output += SeqOpExecute.subst(iop)
227 header_output += SeqOpDeclare.subst(iop)
228 decoder_output += SeqOpConstructor.subst(iop)
229 iop = InstObjParams("br", "MicroBranch", "SeqOpBase",
230 {"code": "nuIP = target",
231 "else_code": "nuIP = nuIP",
232 "cond_test": "true"})
233 exec_output += SeqOpExecute.subst(iop)
234 header_output += SeqOpDeclare.subst(iop)
235 decoder_output += SeqOpConstructor.subst(iop)
236 microopClasses["br"] = Br
237
238 iop = InstObjParams("eret", "EretFlags", "SeqOpBase",
239 {"code": "", "else_code": "",
240 "cond_test": "checkCondition(ccFlagBits, cc)"})
241 exec_output += SeqOpExecute.subst(iop)
242 header_output += SeqOpDeclare.subst(iop)
243 decoder_output += SeqOpConstructor.subst(iop)
244 iop = InstObjParams("eret", "Eret", "SeqOpBase",
245 {"code": "", "else_code": "",
246 "cond_test": "true"})
247 exec_output += SeqOpExecute.subst(iop)
248 header_output += SeqOpDeclare.subst(iop)
249 decoder_output += SeqOpConstructor.subst(iop)
250 microopClasses["eret"] = Eret
251}};
| 185 %(flags)s, %(target)s, %(cc)s)''' % {
186 "class_name" : self.className,
187 "flags" : self.microFlagsText(microFlags),
188 "target" : self.target,
189 "cc" : self.cond}
190 return allocator
191
192 class Br(SeqOp):
193 className = "MicroBranch"
194
195 def getAllocator(self, *microFlags):
196 (is_micro, is_delayed, is_first, is_last) = microFlags
197 is_last = False
198 is_delayed = True
199 microFlags = (is_micro, is_delayed, is_first, is_last)
200 return super(Br, self).getAllocator(*microFlags)
201
202 class Eret(SeqOp):
203 target = "normalMicroPC(0)"
204 className = "Eret"
205
206 def __init__(self, flags=None):
207 if flags:
208 if not isinstance(flags, (list, tuple)):
209 raise Exception, "flags must be a list or tuple of flags"
210 self.cond = " | ".join(flags)
211 self.className += "Flags"
212 else:
213 self.cond = "0"
214
215 def getAllocator(self, *microFlags):
216 (is_micro, is_delayed, is_first, is_last) = microFlags
217 is_last = True
218 is_delayed = False
219 microFlags = (is_micro, is_delayed, is_first, is_last)
220 return super(Eret, self).getAllocator(*microFlags)
221
222 iop = InstObjParams("br", "MicroBranchFlags", "SeqOpBase",
223 {"code": "nuIP = target",
224 "else_code": "nuIP = nuIP",
225 "cond_test": "checkCondition(ccFlagBits, cc)"})
226 exec_output += SeqOpExecute.subst(iop)
227 header_output += SeqOpDeclare.subst(iop)
228 decoder_output += SeqOpConstructor.subst(iop)
229 iop = InstObjParams("br", "MicroBranch", "SeqOpBase",
230 {"code": "nuIP = target",
231 "else_code": "nuIP = nuIP",
232 "cond_test": "true"})
233 exec_output += SeqOpExecute.subst(iop)
234 header_output += SeqOpDeclare.subst(iop)
235 decoder_output += SeqOpConstructor.subst(iop)
236 microopClasses["br"] = Br
237
238 iop = InstObjParams("eret", "EretFlags", "SeqOpBase",
239 {"code": "", "else_code": "",
240 "cond_test": "checkCondition(ccFlagBits, cc)"})
241 exec_output += SeqOpExecute.subst(iop)
242 header_output += SeqOpDeclare.subst(iop)
243 decoder_output += SeqOpConstructor.subst(iop)
244 iop = InstObjParams("eret", "Eret", "SeqOpBase",
245 {"code": "", "else_code": "",
246 "cond_test": "true"})
247 exec_output += SeqOpExecute.subst(iop)
248 header_output += SeqOpDeclare.subst(iop)
249 decoder_output += SeqOpConstructor.subst(iop)
250 microopClasses["eret"] = Eret
251}};
|