mem.isa (7725:00ea9430643b) mem.isa (8442:b1f3dfae06f1)
1// -*- mode:c++ -*-
2
3// Copyright (c) 2007 MIPS Technologies, Inc.
4// All rights reserved.
5//
6// Redistribution and use in source and binary forms, with or without
7// modification, are permitted provided that the following conditions are
8// met: redistributions of source code must retain the above copyright

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211 return fault;
212 }
213
214 %(op_decl)s;
215 %(op_rd)s;
216 %(ea_code)s;
217
218 if (fault == NoFault) {
1// -*- mode:c++ -*-
2
3// Copyright (c) 2007 MIPS Technologies, Inc.
4// All rights reserved.
5//
6// Redistribution and use in source and binary forms, with or without
7// modification, are permitted provided that the following conditions are
8// met: redistributions of source code must retain the above copyright

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211 return fault;
212 }
213
214 %(op_decl)s;
215 %(op_rd)s;
216 %(ea_code)s;
217
218 if (fault == NoFault) {
219 fault = xc->read(EA, (uint%(mem_acc_size)d_t&)Mem, memAccessFlags);
219 fault = readMemAtomic(xc, traceData, EA, Mem, memAccessFlags);
220 %(memacc_code)s;
221 }
222
223 if (fault == NoFault) {
224 %(op_wb)s;
225 }
226
227 return fault;

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243 return fault;
244 }
245
246 %(op_src_decl)s;
247 %(op_rd)s;
248 %(ea_code)s;
249
250 if (fault == NoFault) {
220 %(memacc_code)s;
221 }
222
223 if (fault == NoFault) {
224 %(op_wb)s;
225 }
226
227 return fault;

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243 return fault;
244 }
245
246 %(op_src_decl)s;
247 %(op_rd)s;
248 %(ea_code)s;
249
250 if (fault == NoFault) {
251 fault = xc->read(EA, (uint%(mem_acc_size)d_t &)Mem, memAccessFlags);
251 fault = readMemTiming(xc, traceData, EA, Mem, memAccessFlags);
252 }
253
254 return fault;
255 }
256}};
257
258def template LoadCompleteAcc {{
259 Fault %(class_name)s::completeAcc(Packet *pkt,

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267
268 if(fault != NoFault)
269 return fault;
270 }
271
272 %(op_decl)s;
273 %(op_rd)s;
274
252 }
253
254 return fault;
255 }
256}};
257
258def template LoadCompleteAcc {{
259 Fault %(class_name)s::completeAcc(Packet *pkt,

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267
268 if(fault != NoFault)
269 return fault;
270 }
271
272 %(op_decl)s;
273 %(op_rd)s;
274
275 Mem = pkt->get<typeof(Mem)>();
275 getMem(pkt, Mem, traceData);
276
277 if (fault == NoFault) {
278 %(memacc_code)s;
279 }
280
281 if (fault == NoFault) {
282 %(op_wb)s;
283 }

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298 %(op_rd)s;
299 %(ea_code)s;
300
301 if (fault == NoFault) {
302 %(memacc_code)s;
303 }
304
305 if (fault == NoFault) {
276
277 if (fault == NoFault) {
278 %(memacc_code)s;
279 }
280
281 if (fault == NoFault) {
282 %(op_wb)s;
283 }

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298 %(op_rd)s;
299 %(ea_code)s;
300
301 if (fault == NoFault) {
302 %(memacc_code)s;
303 }
304
305 if (fault == NoFault) {
306 fault = xc->write((uint%(mem_acc_size)d_t&)Mem, EA,
307 memAccessFlags, NULL);
306 fault = writeMemAtomic(xc, traceData, Mem, EA, memAccessFlags,
307 NULL);
308 }
309
310 if (fault == NoFault) {
311 %(postacc_code)s;
312 }
313
314 if (fault == NoFault) {
315 %(op_wb)s;

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334 %(op_rd)s;
335 %(ea_code)s;
336
337 if (fault == NoFault) {
338 %(memacc_code)s;
339 }
340
341 if (fault == NoFault) {
308 }
309
310 if (fault == NoFault) {
311 %(postacc_code)s;
312 }
313
314 if (fault == NoFault) {
315 %(op_wb)s;

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334 %(op_rd)s;
335 %(ea_code)s;
336
337 if (fault == NoFault) {
338 %(memacc_code)s;
339 }
340
341 if (fault == NoFault) {
342 fault = xc->write((uint%(mem_acc_size)d_t&)Mem, EA,
343 memAccessFlags, NULL);
342 fault = writeMemAtomic(xc, traceData, Mem, EA, memAccessFlags,
343 NULL);
344 }
345
346 if (fault == NoFault) {
347 %(postacc_code)s;
348 }
349
350 if (fault == NoFault) {
351 %(op_wb)s;

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368 %(op_rd)s;
369 %(ea_code)s;
370
371 if (fault == NoFault) {
372 %(memacc_code)s;
373 }
374
375 if (fault == NoFault) {
344 }
345
346 if (fault == NoFault) {
347 %(postacc_code)s;
348 }
349
350 if (fault == NoFault) {
351 %(op_wb)s;

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368 %(op_rd)s;
369 %(ea_code)s;
370
371 if (fault == NoFault) {
372 %(memacc_code)s;
373 }
374
375 if (fault == NoFault) {
376 fault = xc->write((uint%(mem_acc_size)d_t&)Mem, EA,
377 memAccessFlags, &write_result);
376 fault = writeMemAtomic(xc, traceData, Mem, EA, memAccessFlags,
377 &write_result);
378 }
379
380 if (fault == NoFault) {
381 %(postacc_code)s;
382 }
383
384 if (fault == NoFault) {
385 %(op_wb)s;

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401 %(op_rd)s;
402 %(ea_code)s;
403
404 if (fault == NoFault) {
405 %(memacc_code)s;
406 }
407
408 if (fault == NoFault) {
378 }
379
380 if (fault == NoFault) {
381 %(postacc_code)s;
382 }
383
384 if (fault == NoFault) {
385 %(op_wb)s;

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401 %(op_rd)s;
402 %(ea_code)s;
403
404 if (fault == NoFault) {
405 %(memacc_code)s;
406 }
407
408 if (fault == NoFault) {
409 fault = xc->write((uint%(mem_acc_size)d_t&)Mem, EA,
410 memAccessFlags, NULL);
409 fault = writeMemTiming(xc, traceData, Mem, EA, memAccessFlags,
410 NULL);
411 }
412
413 return fault;
414 }
415}};
416
417
418def template StoreCompleteAcc {{

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554 (header_output, decoder_output, decode_block, exec_output) = \
555 LoadStoreBase(name, Name, ea_code, memacc_code, mem_flags, inst_flags,
556 decode_template = ImmNopCheckDecode,
557 exec_template_base = 'Load')
558}};
559
560def format StoreUnalignedMemory(memacc_code, ea_code = {{ EA = (Rs + disp) & ~3; }},
561 mem_flags = [], inst_flags = []) {{
411 }
412
413 return fault;
414 }
415}};
416
417
418def template StoreCompleteAcc {{

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554 (header_output, decoder_output, decode_block, exec_output) = \
555 LoadStoreBase(name, Name, ea_code, memacc_code, mem_flags, inst_flags,
556 decode_template = ImmNopCheckDecode,
557 exec_template_base = 'Load')
558}};
559
560def format StoreUnalignedMemory(memacc_code, ea_code = {{ EA = (Rs + disp) & ~3; }},
561 mem_flags = [], inst_flags = []) {{
562 decl_code = 'uint32_t mem_word = 0;\n'
563 decl_code += 'uint32_t unaligned_addr = Rs + disp;\n'
564 decl_code += 'uint32_t byte_offset = unaligned_addr & 3;\n'
565 decl_code += '#if BYTE_ORDER == BIG_ENDIAN\n'
566 decl_code += '\tbyte_offset ^= 3;\n'
567 decl_code += '#endif\n'
568 decl_code += 'fault = xc->read(EA, (uint32_t&)mem_word, memAccessFlags);\n'
569 #decl_code += 'xc->readFunctional(EA,(uint32_t&)mem_word);'
562 decl_code = '''
563 uint32_t mem_word = 0;
564 uint32_t unaligned_addr = Rs + disp;
565 uint32_t byte_offset = unaligned_addr & 3;
566 #if BYTE_ORDER == BIG_ENDIAN
567 byte_offset ^= 3;
568 #endif
569 fault = readMemAtomic(xc, traceData, EA, mem_word, memAccessFlags);
570 '''
570 memacc_code = decl_code + memacc_code + '\nMem = mem_word;\n'
571
572 (header_output, decoder_output, decode_block, exec_output) = \
573 LoadStoreBase(name, Name, ea_code, memacc_code, mem_flags, inst_flags,
574 exec_template_base = 'Store')
575}};
576
577def format Prefetch(ea_code = {{ EA = Rs + disp; }},

--- 18 unchanged lines hidden --- 		571 memacc_code = decl_code + memacc_code + '\nMem = mem_word;\n'
572
573 (header_output, decoder_output, decode_block, exec_output) = \
574 LoadStoreBase(name, Name, ea_code, memacc_code, mem_flags, inst_flags,
575 exec_template_base = 'Store')
576}};
577
578def format Prefetch(ea_code = {{ EA = Rs + disp; }},

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