macromem.isa (7170:6f97f5107abe) macromem.isa (7174:b8fe16a5e349)
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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53let {{
54 microLdrUopIop = InstObjParams('ldr_uop', 'MicroLdrUop',
55 'MicroMemOp',
56 {'memacc_code': 'Ra = Mem;',
57 'ea_code': 'EA = Rb + (up ? imm : -imm);',
58 'predicate_test': predicateTest},
59 ['IsMicroop'])
60
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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53let {{
54 microLdrUopIop = InstObjParams('ldr_uop', 'MicroLdrUop',
55 'MicroMemOp',
56 {'memacc_code': 'Ra = Mem;',
57 'ea_code': 'EA = Rb + (up ? imm : -imm);',
58 'predicate_test': predicateTest},
59 ['IsMicroop'])
60
61 microLdrFpUopIop = InstObjParams('ldrfp_uop', 'MicroLdrFpUop',
62 'MicroMemOp',
63 {'memacc_code': 'Fa = Mem;',
64 'ea_code': 'EA = Rb + (up ? imm : -imm);',
65 'predicate_test': predicateTest},
66 ['IsMicroop'])
67
61 microLdrRetUopCode = '''
62 Ra = Mem;
63 uint32_t newCpsr =
64 cpsrWriteByInstr(Cpsr | CondCodes, Spsr, 0xF, true);
65 Cpsr = ~CondCodesMask & newCpsr;
66 CondCodes = CondCodesMask & newCpsr;
67 '''
68 microLdrRetUopIop = InstObjParams('ldr_ret_uop', 'MicroLdrRetUop',

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75
76 microStrUopIop = InstObjParams('str_uop', 'MicroStrUop',
77 'MicroMemOp',
78 {'memacc_code': 'Mem = Ra;',
79 'ea_code': 'EA = Rb + (up ? imm : -imm);',
80 'predicate_test': predicateTest},
81 ['IsMicroop'])
82
68 microLdrRetUopCode = '''
69 Ra = Mem;
70 uint32_t newCpsr =
71 cpsrWriteByInstr(Cpsr | CondCodes, Spsr, 0xF, true);
72 Cpsr = ~CondCodesMask & newCpsr;
73 CondCodes = CondCodesMask & newCpsr;
74 '''
75 microLdrRetUopIop = InstObjParams('ldr_ret_uop', 'MicroLdrRetUop',

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82
83 microStrUopIop = InstObjParams('str_uop', 'MicroStrUop',
84 'MicroMemOp',
85 {'memacc_code': 'Mem = Ra;',
86 'ea_code': 'EA = Rb + (up ? imm : -imm);',
87 'predicate_test': predicateTest},
88 ['IsMicroop'])
89
83 header_output = MicroMemDeclare.subst(microLdrUopIop) + \
84 MicroMemDeclare.subst(microLdrRetUopIop) + \
85 MicroMemDeclare.subst(microStrUopIop)
86 decoder_output = MicroMemConstructor.subst(microLdrUopIop) + \
87 MicroMemConstructor.subst(microLdrRetUopIop) + \
88 MicroMemConstructor.subst(microStrUopIop)
89 exec_output = LoadExecute.subst(microLdrUopIop) + \
90 LoadExecute.subst(microLdrRetUopIop) + \
91 StoreExecute.subst(microStrUopIop) + \
92 LoadInitiateAcc.subst(microLdrUopIop) + \
93 LoadInitiateAcc.subst(microLdrRetUopIop) + \
94 StoreInitiateAcc.subst(microStrUopIop) + \
95 LoadCompleteAcc.subst(microLdrUopIop) + \
96 LoadCompleteAcc.subst(microLdrRetUopIop) + \
97 StoreCompleteAcc.subst(microStrUopIop)
90 microStrFpUopIop = InstObjParams('strfp_uop', 'MicroStrFpUop',
91 'MicroMemOp',
92 {'memacc_code': 'Mem = Fa;',
93 'ea_code': 'EA = Rb + (up ? imm : -imm);',
94 'predicate_test': predicateTest},
95 ['IsMicroop'])
96
97 header_output = decoder_output = exec_output = ''
98
99 loadIops = (microLdrUopIop, microLdrFpUopIop, microLdrRetUopIop)
100 storeIops = (microStrUopIop, microStrFpUopIop)
101 for iop in loadIops + storeIops:
102 header_output += MicroMemDeclare.subst(iop)
103 decoder_output += MicroMemConstructor.subst(iop)
104 for iop in loadIops:
105 exec_output += LoadExecute.subst(iop) + \
106 LoadInitiateAcc.subst(iop) + \
107 LoadCompleteAcc.subst(iop)
108 for iop in storeIops:
109 exec_output += StoreExecute.subst(iop) + \
110 StoreInitiateAcc.subst(iop) + \
111 StoreCompleteAcc.subst(iop)
98}};
99
100////////////////////////////////////////////////////////////////////
101//
102// Integer = Integer op Immediate microops
103//
104
105let {{

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113
114////////////////////////////////////////////////////////////////////
115//
116// Integer = Integer op Immediate microops
117//
118
119let {{

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