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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52 'MicroMemOp',
53 {'memacc_code': microLdrUopCode,
54 'ea_code': 'EA = Rb + (up ? imm : -imm);',
55 'predicate_test': predicateTest},
56 ['IsMicroop'])
57
58 microLdrFpUopCode = "Fa.uw = cSwap(Mem.uw, ((CPSR)Cpsr).e);"
59 microLdrFpUopIop = InstObjParams('ldrfp_uop', 'MicroLdrFpUop',
60 'MicroMemOp',
61 {'memacc_code': microLdrFpUopCode,
62 'ea_code': 'EA = Rb + (up ? imm : -imm);',
63 'predicate_test': predicateTest},
64 ['IsMicroop'])
65
66 microLdrRetUopCode = '''
67 CPSR cpsr = Cpsr;
68 SCTLR sctlr = Sctlr;
69 uint32_t newCpsr =
70 cpsrWriteByInstr(cpsr | CondCodes, Spsr, 0xF, true, sctlr.nmfi);
71 Cpsr = ~CondCodesMask & newCpsr;
72 CondCodes = CondCodesMask & newCpsr;
73 IWNPC = cSwap(Mem.uw, cpsr.e) | ((Spsr & 0x20) ? 1 : 0);

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93 microStrFpUopIop = InstObjParams('strfp_uop', 'MicroStrFpUop',
94 'MicroMemOp',
95 {'memacc_code': microStrFpUopCode,
96 'postacc_code': "",
97 'ea_code': 'EA = Rb + (up ? imm : -imm);',
98 'predicate_test': predicateTest},
99 ['IsMicroop'])
100
101 header_output = decoder_output = exec_output = ''
102
103 loadIops = (microLdrUopIop, microLdrFpUopIop, microLdrRetUopIop)
104 storeIops = (microStrUopIop, microStrFpUopIop)
105 for iop in loadIops + storeIops:
106 header_output += MicroMemDeclare.subst(iop)
107 decoder_output += MicroMemConstructor.subst(iop)
108 for iop in loadIops:
109 exec_output += LoadExecute.subst(iop) + \
110 LoadInitiateAcc.subst(iop) + \
111 LoadCompleteAcc.subst(iop)
112 for iop in storeIops:
113 exec_output += StoreExecute.subst(iop) + \
114 StoreInitiateAcc.subst(iop) + \
115 StoreCompleteAcc.subst(iop)
116}};
117
118////////////////////////////////////////////////////////////////////
119//
120// Integer = Integer op Immediate microops
121//
122
123let {{
124 microAddiUopIop = InstObjParams('addi_uop', 'MicroAddiUop',
125 'MicroIntOp',
126 {'code': 'Ra = Rb + imm;',
127 'predicate_test': predicateTest},
128 ['IsMicroop'])
129
130 microSubiUopIop = InstObjParams('subi_uop', 'MicroSubiUop',
131 'MicroIntOp',
132 {'code': 'Ra = Rb - imm;',
133 'predicate_test': predicateTest},
134 ['IsMicroop'])
135
136 header_output = MicroIntDeclare.subst(microAddiUopIop) + \
137 MicroIntDeclare.subst(microSubiUopIop)
138 decoder_output = MicroIntConstructor.subst(microAddiUopIop) + \
139 MicroIntConstructor.subst(microSubiUopIop)
140 exec_output = PredOpExecute.subst(microAddiUopIop) + \
141 PredOpExecute.subst(microSubiUopIop)
142}};
143
144let {{
145 iop = InstObjParams("ldmstm", "LdmStm", 'MacroMemOp', "", [])
146 header_output = MacroMemDeclare.subst(iop)
147 decoder_output = MacroMemConstructor.subst(iop)
148
149 vfpIop = InstObjParams("vldmstm", "VLdmStm", 'MacroVFPMemOp', "", [])
150 header_output += MacroVFPMemDeclare.subst(vfpIop)
151 decoder_output += MacroVFPMemConstructor.subst(vfpIop)
152}};