data.isa (7422:feddb9077def) data.isa (7648:3e561a5c0456)
1// -*- mode:c++ -*-
2
3// Copyright (c) 2010 ARM Limited
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

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101 }
102
103 secondOpRe = re.compile("secondOp")
104 immOp2 = "imm"
105 regOp2 = "shift_rm_imm(Op2, shiftAmt, shiftType, CondCodes<29:>)"
106 regRegOp2 = "shift_rm_rs(Op2, Shift<7:0>, shiftType, CondCodes<29:>)"
107
108 def buildImmDataInst(mnem, code, flagType = "logic", suffix = "Imm", \
1// -*- mode:c++ -*-
2
3// Copyright (c) 2010 ARM Limited
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

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101 }
102
103 secondOpRe = re.compile("secondOp")
104 immOp2 = "imm"
105 regOp2 = "shift_rm_imm(Op2, shiftAmt, shiftType, CondCodes<29:>)"
106 regRegOp2 = "shift_rm_rs(Op2, Shift<7:0>, shiftType, CondCodes<29:>)"
107
108 def buildImmDataInst(mnem, code, flagType = "logic", suffix = "Imm", \
109 buildCc = True, buildNonCc = True):
109 buildCc = True, buildNonCc = True, instFlags = []):
110 cCode = carryCode[flagType]
111 vCode = overflowCode[flagType]
112 negBit = 31
113 if flagType == "llbit":
114 negBit = 63
115 if flagType == "saturate":
116 immCcCode = calcQCode
117 elif flagType == "ge":
118 immCcCode = calcGECode
119 else:
120 immCcCode = calcCcCode % {
121 "icValue": secondOpRe.sub(immOp2, cCode[0]),
122 "ivValue": secondOpRe.sub(immOp2, vCode),
123 "negBit": negBit
124 }
125 immCode = secondOpRe.sub(immOp2, code)
126 immIop = InstObjParams(mnem, mnem.capitalize() + suffix, "DataImmOp",
127 {"code" : immCode,
110 cCode = carryCode[flagType]
111 vCode = overflowCode[flagType]
112 negBit = 31
113 if flagType == "llbit":
114 negBit = 63
115 if flagType == "saturate":
116 immCcCode = calcQCode
117 elif flagType == "ge":
118 immCcCode = calcGECode
119 else:
120 immCcCode = calcCcCode % {
121 "icValue": secondOpRe.sub(immOp2, cCode[0]),
122 "ivValue": secondOpRe.sub(immOp2, vCode),
123 "negBit": negBit
124 }
125 immCode = secondOpRe.sub(immOp2, code)
126 immIop = InstObjParams(mnem, mnem.capitalize() + suffix, "DataImmOp",
127 {"code" : immCode,
128 "predicate_test": predicateTest})
128 "predicate_test": predicateTest}, instFlags)
129 immIopCc = InstObjParams(mnem + "s", mnem.capitalize() + suffix + "Cc",
130 "DataImmOp",
131 {"code" : immCode + immCcCode,
129 immIopCc = InstObjParams(mnem + "s", mnem.capitalize() + suffix + "Cc",
130 "DataImmOp",
131 {"code" : immCode + immCcCode,
132 "predicate_test": condPredicateTest})
132 "predicate_test": condPredicateTest}, instFlags)
133
134 def subst(iop):
135 global header_output, decoder_output, exec_output
136 header_output += DataImmDeclare.subst(iop)
137 decoder_output += DataImmConstructor.subst(iop)
138 exec_output += PredOpExecute.subst(iop)
139
140 if buildNonCc:
141 subst(immIop)
142 if buildCc:
143 subst(immIopCc)
144
145 def buildRegDataInst(mnem, code, flagType = "logic", suffix = "Reg", \
133
134 def subst(iop):
135 global header_output, decoder_output, exec_output
136 header_output += DataImmDeclare.subst(iop)
137 decoder_output += DataImmConstructor.subst(iop)
138 exec_output += PredOpExecute.subst(iop)
139
140 if buildNonCc:
141 subst(immIop)
142 if buildCc:
143 subst(immIopCc)
144
145 def buildRegDataInst(mnem, code, flagType = "logic", suffix = "Reg", \
146 buildCc = True, buildNonCc = True):
146 buildCc = True, buildNonCc = True, instFlags = []):
147 cCode = carryCode[flagType]
148 vCode = overflowCode[flagType]
149 negBit = 31
150 if flagType == "llbit":
151 negBit = 63
152 if flagType == "saturate":
153 regCcCode = calcQCode
154 elif flagType == "ge":
155 regCcCode = calcGECode
156 else:
157 regCcCode = calcCcCode % {
158 "icValue": secondOpRe.sub(regOp2, cCode[1]),
159 "ivValue": secondOpRe.sub(regOp2, vCode),
160 "negBit": negBit
161 }
162 regCode = secondOpRe.sub(regOp2, code)
163 regIop = InstObjParams(mnem, mnem.capitalize() + suffix, "DataRegOp",
164 {"code" : regCode,
147 cCode = carryCode[flagType]
148 vCode = overflowCode[flagType]
149 negBit = 31
150 if flagType == "llbit":
151 negBit = 63
152 if flagType == "saturate":
153 regCcCode = calcQCode
154 elif flagType == "ge":
155 regCcCode = calcGECode
156 else:
157 regCcCode = calcCcCode % {
158 "icValue": secondOpRe.sub(regOp2, cCode[1]),
159 "ivValue": secondOpRe.sub(regOp2, vCode),
160 "negBit": negBit
161 }
162 regCode = secondOpRe.sub(regOp2, code)
163 regIop = InstObjParams(mnem, mnem.capitalize() + suffix, "DataRegOp",
164 {"code" : regCode,
165 "predicate_test": predicateTest})
165 "predicate_test": predicateTest}, instFlags)
166 regIopCc = InstObjParams(mnem + "s", mnem.capitalize() + suffix + "Cc",
167 "DataRegOp",
168 {"code" : regCode + regCcCode,
166 regIopCc = InstObjParams(mnem + "s", mnem.capitalize() + suffix + "Cc",
167 "DataRegOp",
168 {"code" : regCode + regCcCode,
169 "predicate_test": condPredicateTest})
169 "predicate_test": condPredicateTest},
170 instFlags)
170
171 def subst(iop):
172 global header_output, decoder_output, exec_output
173 header_output += DataRegDeclare.subst(iop)
174 decoder_output += DataRegConstructor.subst(iop)
175 exec_output += PredOpExecute.subst(iop)
176
177 if buildNonCc:

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235 code += '''
236 SCTLR sctlr = Sctlr;
237 uint32_t newCpsr =
238 cpsrWriteByInstr(Cpsr | CondCodes, Spsr, 0xF, true, sctlr.nmfi);
239 Cpsr = ~CondCodesMask & newCpsr;
240 CondCodes = CondCodesMask & newCpsr;
241 '''
242 buildImmDataInst(mnem + 's', code, flagType,
171
172 def subst(iop):
173 global header_output, decoder_output, exec_output
174 header_output += DataRegDeclare.subst(iop)
175 decoder_output += DataRegConstructor.subst(iop)
176 exec_output += PredOpExecute.subst(iop)
177
178 if buildNonCc:

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236 code += '''
237 SCTLR sctlr = Sctlr;
238 uint32_t newCpsr =
239 cpsrWriteByInstr(Cpsr | CondCodes, Spsr, 0xF, true, sctlr.nmfi);
240 Cpsr = ~CondCodesMask & newCpsr;
241 CondCodes = CondCodesMask & newCpsr;
242 '''
243 buildImmDataInst(mnem + 's', code, flagType,
243 suffix = "ImmPclr", buildCc = False)
244 suffix = "ImmPclr", buildCc = False,
245 instFlags = ["IsSerializeAfter","IsNonSpeculative"])
244 buildRegDataInst(mnem + 's', code, flagType,
246 buildRegDataInst(mnem + 's', code, flagType,
245 suffix = "RegPclr", buildCc = False)
247 suffix = "RegPclr", buildCc = False,
248 instFlags = ["IsSerializeAfter","IsNonSpeculative"])
246
247 buildDataInst("and", "Dest = resTemp = Op1 & secondOp;")
248 buildDataInst("eor", "Dest = resTemp = Op1 ^ secondOp;")
249 buildDataInst("sub", "Dest = resTemp = Op1 - secondOp;", "sub")
250 buildDataInst("rsb", "Dest = resTemp = secondOp - Op1;", "rsb")
251 buildDataInst("add", "Dest = resTemp = Op1 + secondOp;", "add")
252 buildImmDataInst("adr", '''
253 Dest = resTemp = (readPC(xc) & ~0x3) +

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250 buildDataInst("and", "Dest = resTemp = Op1 & secondOp;")
251 buildDataInst("eor", "Dest = resTemp = Op1 ^ secondOp;")
252 buildDataInst("sub", "Dest = resTemp = Op1 - secondOp;", "sub")
253 buildDataInst("rsb", "Dest = resTemp = secondOp - Op1;", "rsb")
254 buildDataInst("add", "Dest = resTemp = Op1 + secondOp;", "add")
255 buildImmDataInst("adr", '''
256 Dest = resTemp = (readPC(xc) & ~0x3) +

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