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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56 def storeDoubleImmClassName(post, add, writeback):
57 return memClassName("STORE_IMMD", post, add, writeback,
58 4, False, False)
59
60 def storeDoubleRegClassName(post, add, writeback):
61 return memClassName("STORE_REGD", post, add, writeback,
62 4, False, False)
63
64 def emitStore(name, Name, imm, eaCode, accCode, memFlags, instFlags, base):
65 global header_output, decoder_output, exec_output
66
67 (newHeader,
68 newDecoder,
69 newExec) = loadStoreBase(name, Name, imm,
70 eaCode, accCode,
71 memFlags, instFlags,
72 base, execTemplateBase = 'Store')
73
74 header_output += newHeader
75 decoder_output += newDecoder
76 exec_output += newExec
77
78 def buildImmStore(mnem, post, add, writeback, \
79 size=4, sign=False, user=False):

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134 op = " -"
135
136 offset = op + " imm"
137 eaCode = "EA = Base"
138 if not post:
139 eaCode += offset
140 eaCode += ";"
141
142 accCode = 'Mem.ud = (Rdo.ud & mask(32)) | (Rde.ud << 32);'
143 if writeback:
144 accCode += "Base = Base %s;\n" % offset
145 base = buildMemBase("MemoryImm", post, writeback)
146
147 emitStore(name, Name, True, eaCode, accCode, [], [], base)
148
149 def buildDoubleRegStore(mnem, post, add, writeback):
150 name = mnem
151 Name = storeDoubleRegClassName(post, add, writeback)
152
153 if add:
154 op = " +"
155 else:
156 op = " -"
157
158 offset = op + " shift_rm_imm(Index, shiftAmt," + \
159 " shiftType, CondCodes<29:>)"
160 eaCode = "EA = Base"
161 if not post:
162 eaCode += offset
163 eaCode += ";"
164
165 accCode = 'Mem.ud = (Rdo.ud & mask(32)) | (Rde.ud << 32);'
166 if writeback:
167 accCode += "Base = Base %s;\n" % offset
168 base = buildMemBase("MemoryReg", post, writeback)
169
170 emitStore(name, Name, False, eaCode, accCode, [], [], base)
171
172 def buildStores(mnem, size=4, sign=False, user=False):
173 buildImmStore(mnem, True, True, True, size, sign, user)
174 buildRegStore(mnem, True, True, True, size, sign, user)
175 buildImmStore(mnem, True, False, True, size, sign, user)
176 buildRegStore(mnem, True, False, True, size, sign, user)
177 buildImmStore(mnem, False, True, True, size, sign, user)
178 buildRegStore(mnem, False, True, True, size, sign, user)

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