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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46// Load/store microops
47//
48
49let {{
50 predicateTest = 'testPredicate(CondCodes, condCode)'
51}};
52
53let {{
54 microLdrUopIop = InstObjParams('ldr_uop', 'MicroLdrUop',
55 'MicroMemOp',
56 {'memacc_code': 'IWRa = 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
68 microLdrRetUopCode = '''
69 uint32_t newCpsr =
70 cpsrWriteByInstr(Cpsr | CondCodes, Spsr, 0xF, true);
71 Cpsr = ~CondCodesMask & newCpsr;
72 CondCodes = CondCodesMask & newCpsr;
73 IWNPC = Mem | ((Spsr & 0x20) ? 1 : 0);
74 '''
75 microLdrRetUopIop = InstObjParams('ldr_ret_uop', 'MicroLdrRetUop',
76 'MicroMemOp',
77 {'memacc_code': microLdrRetUopCode,
78 'ea_code':
79 'EA = Rb + (up ? imm : -imm);',
80 'predicate_test': predicateTest},
81 ['IsMicroop'])
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
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)

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