1// Copyright (c) 2008 The Hewlett-Packard Development Company 2// All rights reserved. 3// 4// The license below extends only to copyright in the software and shall 5// not be construed as granting a license to any other intellectual 6// property including but not limited to intellectual property relating 7// to a hardware implementation of the functionality of the software 8// licensed hereunder. You may use the software subject to the license 9// terms below provided that you ensure that this notice is replicated 10// unmodified and in its entirety in all distributions of the software, 11// modified or unmodified, in source code or in binary form. 12// 13// Redistribution and use in source and binary forms, with or without 14// modification, are permitted provided that the following conditions are 15// met: redistributions of source code must retain the above copyright 16// notice, this list of conditions and the following disclaimer; 17// redistributions in binary form must reproduce the above copyright 18// notice, this list of conditions and the following disclaimer in the 19// documentation and/or other materials provided with the distribution; 20// neither the name of the copyright holders nor the names of its 21// contributors may be used to endorse or promote products derived from 22// this software without specific prior written permission. 23// 24// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 25// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 26// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 27// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 28// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 29// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 30// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 31// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 32// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 33// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 34// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 35// 36// Authors: Gabe Black 37 38////////////////////////////////////////////////////////////////////////// 39// 40// Debug Microops 41// 42////////////////////////////////////////////////////////////////////////// 43 44output header {{ 45 class MicroDebugBase : public X86ISA::X86MicroopBase 46 { 47 protected:
| 1// Copyright (c) 2008 The Hewlett-Packard Development Company 2// All rights reserved. 3// 4// The license below extends only to copyright in the software and shall 5// not be construed as granting a license to any other intellectual 6// property including but not limited to intellectual property relating 7// to a hardware implementation of the functionality of the software 8// licensed hereunder. You may use the software subject to the license 9// terms below provided that you ensure that this notice is replicated 10// unmodified and in its entirety in all distributions of the software, 11// modified or unmodified, in source code or in binary form. 12// 13// Redistribution and use in source and binary forms, with or without 14// modification, are permitted provided that the following conditions are 15// met: redistributions of source code must retain the above copyright 16// notice, this list of conditions and the following disclaimer; 17// redistributions in binary form must reproduce the above copyright 18// notice, this list of conditions and the following disclaimer in the 19// documentation and/or other materials provided with the distribution; 20// neither the name of the copyright holders nor the names of its 21// contributors may be used to endorse or promote products derived from 22// this software without specific prior written permission. 23// 24// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 25// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 26// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 27// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 28// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 29// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 30// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 31// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 32// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 33// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 34// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 35// 36// Authors: Gabe Black 37 38////////////////////////////////////////////////////////////////////////// 39// 40// Debug Microops 41// 42////////////////////////////////////////////////////////////////////////// 43 44output header {{ 45 class MicroDebugBase : public X86ISA::X86MicroopBase 46 { 47 protected:
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| 48 typedef GenericISA::M5DebugFault::DebugFunc DebugFunc; 49 DebugFunc func;
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48 std::string message; 49 uint8_t cc; 50 51 public:
| 50 std::string message; 51 uint8_t cc; 52 53 public:
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52 MicroDebugBase(ExtMachInst _machInst, const char * mnem,
| 54 MicroDebugBase(ExtMachInst machInst, const char * mnem,
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53 const char * instMnem, uint64_t setFlags,
| 55 const char * instMnem, uint64_t setFlags,
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54 std::string _message, uint8_t _cc);
| 56 DebugFunc _func, std::string _message, uint8_t _cc) : 57 X86MicroopBase(machInst, mnem, instMnem, setFlags, No_OpClass), 58 func(_func), message(_message), cc(_cc) 59 {}
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55
| 60
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56 std::string generateDisassembly(Addr pc, 57 const SymbolTable *symtab) const;
| 61 std::string 62 generateDisassembly(Addr pc, const SymbolTable *symtab) const 63 { 64 std::stringstream response; 65 66 printMnemonic(response, instMnem, mnemonic); 67 response << "\"" << message << "\""; 68 69 return response.str(); 70 }
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58 }; 59}}; 60 61def template MicroDebugDeclare {{ 62 class %(class_name)s : public %(base_class)s 63 { 64 public: 65 %(class_name)s(ExtMachInst _machInst, const char * instMnem, 66 uint64_t setFlags, std::string _message, uint8_t _cc); 67 68 %(BasicExecDeclare)s 69 }; 70}}; 71 72def template MicroDebugExecute {{
| 71 }; 72}}; 73 74def template MicroDebugDeclare {{ 75 class %(class_name)s : public %(base_class)s 76 { 77 public: 78 %(class_name)s(ExtMachInst _machInst, const char * instMnem, 79 uint64_t setFlags, std::string _message, uint8_t _cc); 80 81 %(BasicExecDeclare)s 82 }; 83}}; 84 85def template MicroDebugExecute {{
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73 Fault %(class_name)s::execute(%(CPU_exec_context)s *xc,
| 86 Fault 87 %(class_name)s::execute(%(CPU_exec_context)s *xc,
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74 Trace::InstRecord *traceData) const 75 { 76 %(op_decl)s 77 %(op_rd)s 78 if (%(cond_test)s) {
| 88 Trace::InstRecord *traceData) const 89 { 90 %(op_decl)s 91 %(op_rd)s 92 if (%(cond_test)s) {
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79 %(func)s("%s\n", message);
| 93 return new GenericISA::M5DebugFault(func, message); 94 } else { 95 return NoFault;
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80 }
| 96 }
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81 return NoFault;
| |
82 } 83}}; 84
| 97 } 98}}; 99
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85output decoder {{ 86 inline MicroDebugBase::MicroDebugBase( 87 ExtMachInst machInst, const char * mnem, const char * instMnem, 88 uint64_t setFlags, std::string _message, uint8_t _cc) : 89 X86MicroopBase(machInst, mnem, instMnem, 90 setFlags, No_OpClass), 91 message(_message), cc(_cc) 92 { 93 } 94}}; 95
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96def template MicroDebugConstructor {{ 97 inline %(class_name)s::%(class_name)s( 98 ExtMachInst machInst, const char * instMnem, uint64_t setFlags, 99 std::string _message, uint8_t _cc) : 100 %(base_class)s(machInst, "%(func)s", instMnem,
| 100def template MicroDebugConstructor {{ 101 inline %(class_name)s::%(class_name)s( 102 ExtMachInst machInst, const char * instMnem, uint64_t setFlags, 103 std::string _message, uint8_t _cc) : 104 %(base_class)s(machInst, "%(func)s", instMnem,
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101 setFlags, _message, _cc)
| 105 setFlags, %(func_num)s, _message, _cc)
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102 { 103 %(constructor)s; 104 } 105}}; 106
| 106 { 107 %(constructor)s; 108 } 109}}; 110
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107output decoder {{ 108 std::string MicroDebugBase::generateDisassembly(Addr pc, 109 const SymbolTable *symtab) const 110 { 111 std::stringstream response; 112 113 printMnemonic(response, instMnem, mnemonic); 114 response << "\"" << message << "\""; 115 116 return response.str(); 117 } 118}}; 119
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120let {{ 121 class MicroDebug(X86Microop): 122 def __init__(self, message, flags=None): 123 self.message = message 124 if flags: 125 if not isinstance(flags, (list, tuple)): 126 raise Exception, "flags must be a list or tuple of flags" 127 self.cond = " | ".join(flags) 128 self.className += "Flags" 129 else: 130 self.cond = "0" 131 132 def getAllocator(self, microFlags): 133 allocator = '''new %(class_name)s(machInst, macrocodeBlock, 134 %(flags)s, "%(message)s", %(cc)s)''' % { 135 "class_name" : self.className, 136 "flags" : self.microFlagsText(microFlags), 137 "message" : self.message, 138 "cc" : self.cond} 139 return allocator 140 141 exec_output = "" 142 header_output = "" 143 decoder_output = "" 144
| 111let {{ 112 class MicroDebug(X86Microop): 113 def __init__(self, message, flags=None): 114 self.message = message 115 if flags: 116 if not isinstance(flags, (list, tuple)): 117 raise Exception, "flags must be a list or tuple of flags" 118 self.cond = " | ".join(flags) 119 self.className += "Flags" 120 else: 121 self.cond = "0" 122 123 def getAllocator(self, microFlags): 124 allocator = '''new %(class_name)s(machInst, macrocodeBlock, 125 %(flags)s, "%(message)s", %(cc)s)''' % { 126 "class_name" : self.className, 127 "flags" : self.microFlagsText(microFlags), 128 "message" : self.message, 129 "cc" : self.cond} 130 return allocator 131 132 exec_output = "" 133 header_output = "" 134 decoder_output = "" 135
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145 def buildDebugMicro(func):
| 136 def buildDebugMicro(func, func_num):
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146 global exec_output, header_output, decoder_output 147 148 iop = InstObjParams(func, "Micro%sFlags" % func.capitalize(), 149 "MicroDebugBase", 150 {"code": "", 151 "func": func,
| 137 global exec_output, header_output, decoder_output 138 139 iop = InstObjParams(func, "Micro%sFlags" % func.capitalize(), 140 "MicroDebugBase", 141 {"code": "", 142 "func": func,
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| 143 "func_num": "GenericISA::M5DebugFault::%s" % func_num,
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152 "cond_test": "checkCondition(ccFlagBits, cc)"}) 153 exec_output += MicroDebugExecute.subst(iop) 154 header_output += MicroDebugDeclare.subst(iop) 155 decoder_output += MicroDebugConstructor.subst(iop) 156 157 iop = InstObjParams(func, "Micro%s" % func.capitalize(), 158 "MicroDebugBase", 159 {"code": "", 160 "func": func,
| 144 "cond_test": "checkCondition(ccFlagBits, cc)"}) 145 exec_output += MicroDebugExecute.subst(iop) 146 header_output += MicroDebugDeclare.subst(iop) 147 decoder_output += MicroDebugConstructor.subst(iop) 148 149 iop = InstObjParams(func, "Micro%s" % func.capitalize(), 150 "MicroDebugBase", 151 {"code": "", 152 "func": func,
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| 153 "func_num": "GenericISA::M5DebugFault::%s" % func_num,
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161 "cond_test": "true"}) 162 exec_output += MicroDebugExecute.subst(iop) 163 header_output += MicroDebugDeclare.subst(iop) 164 decoder_output += MicroDebugConstructor.subst(iop) 165 166 class MicroDebugChild(MicroDebug): 167 className = "Micro%s" % func.capitalize() 168 169 global microopClasses 170 microopClasses[func] = MicroDebugChild 171
| 154 "cond_test": "true"}) 155 exec_output += MicroDebugExecute.subst(iop) 156 header_output += MicroDebugDeclare.subst(iop) 157 decoder_output += MicroDebugConstructor.subst(iop) 158 159 class MicroDebugChild(MicroDebug): 160 className = "Micro%s" % func.capitalize() 161 162 global microopClasses 163 microopClasses[func] = MicroDebugChild 164
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172 buildDebugMicro("panic") 173 buildDebugMicro("fatal") 174 buildDebugMicro("warn") 175 buildDebugMicro("warn_once")
| 165 buildDebugMicro("panic", "PanicFunc") 166 buildDebugMicro("fatal", "FatalFunc") 167 buildDebugMicro("warn", "WarnFunc") 168 buildDebugMicro("warn_once", "WarnOnceFunc")
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176}};
| 169}};
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