operands.isa revision 14028 
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39//
40// Authors: Stephen Hines
41
42def operand_types {{
43    'sb' : 'int8_t',
44    'ub' : 'uint8_t',
45    'sh' : 'int16_t',
46    'uh' : 'uint16_t',
47    'sw' : 'int32_t',
48    'uw' : 'uint32_t',
49    'sd' : 'int64_t',
50    'ud' : 'uint64_t',
51    'tud' : 'std::array<uint64_t, 2>',
52    'sf' : 'float',
53    'df' : 'double',
54    'vc' : 'ArmISA::VecRegContainer',
55    # For operations that are implemented as a template
56    'x' : 'TPElem',
57    'xs' : 'TPSElem',
58    'xd' : 'TPDElem',
59    'pc' : 'ArmISA::VecPredRegContainer',
60    'pb' : 'uint8_t'
61}};
62
63let {{
64    maybePCRead = '''
65        ((%(reg_idx)s == PCReg) ? readPC(xc) : xc->%(func)s(this, %(op_idx)s))
66    '''
67    maybeAlignedPCRead = '''
68        ((%(reg_idx)s == PCReg) ? (roundDown(readPC(xc), 4)) :
69         xc->%(func)s(this, %(op_idx)s))
70    '''
71    maybePCWrite = '''
72        ((%(reg_idx)s == PCReg) ? setNextPC(xc, %(final_val)s) :
73         xc->%(func)s(this, %(op_idx)s, %(final_val)s))
74    '''
75    maybeIWPCWrite = '''
76        ((%(reg_idx)s == PCReg) ? setIWNextPC(xc, %(final_val)s) :
77         xc->%(func)s(this, %(op_idx)s, %(final_val)s))
78    '''
79    maybeAIWPCWrite = '''
80        if (%(reg_idx)s == PCReg) {
81            bool thumb = THUMB;
82            if (thumb) {
83                setNextPC(xc, %(final_val)s);
84            } else {
85                setIWNextPC(xc, %(final_val)s);
86            }
87        } else {
88            xc->%(func)s(this, %(op_idx)s, %(final_val)s);
89        }
90    '''
91    aarch64Read = '''
92        ((xc->%(func)s(this, %(op_idx)s)) & mask(intWidth))
93    '''
94    aarch64Write = '''
95        xc->%(func)s(this, %(op_idx)s, (%(final_val)s) & mask(intWidth))
96    '''
97    aarchX64Read = '''
98        ((xc->%(func)s(this, %(op_idx)s)) & mask(aarch64 ? 64 : 32))
99    '''
100    aarchX64Write = '''
101        xc->%(func)s(this, %(op_idx)s, (%(final_val)s) & mask(aarch64 ? 64 : 32))
102    '''
103    aarchW64Read = '''
104        ((xc->%(func)s(this, %(op_idx)s)) & mask(32))
105    '''
106    aarchW64Write = '''
107        xc->%(func)s(this, %(op_idx)s, (%(final_val)s) & mask(32))
108    '''
109    cntrlNsBankedWrite = '''
110        xc->setMiscReg(snsBankedIndex(dest, xc->tcBase()), %(final_val)s)
111    '''
112
113    cntrlNsBankedRead = '''
114        xc->readMiscReg(snsBankedIndex(op1, xc->tcBase()))
115    '''
116
117    #PCState operands need to have a sorting index (the number at the end)
118    #less than all the integer registers which might update the PC. That way
119    #if the flag bits of the pc state are updated and a branch happens through
120    #R15, the updates are layered properly and the R15 update isn't lost.
121    srtNormal = 5
122    srtCpsr = 4
123    srtBase = 3
124    srtPC = 2
125    srtMode = 1
126    srtEPC = 0
127
128    def vectorElem(idx, elem):
129        return ('VecElem', 'sf', (idx, elem), 'IsVectorElem', srtNormal)
130
131    def vectorReg(idx, elems = None):
132        return ('VecReg', 'vc', (idx, elems) , 'IsVector', srtNormal)
133
134    def vectorRegElem(elem, ext = 'sf', zeroing = False):
135        return (elem, ext, zeroing)
136
137    def vecPredReg(idx):
138        return ('VecPredReg', 'pc', idx, None, srtNormal)
139
140    def intReg(idx):
141        return ('IntReg', 'uw', idx, 'IsInteger', srtNormal,
142                maybePCRead, maybePCWrite)
143
144    def intReg64(idx):
145        return ('IntReg', 'ud', idx, 'IsInteger', srtNormal,
146                aarch64Read, aarch64Write)
147
148    def intRegX64(idx, id = srtNormal):
149        return ('IntReg', 'ud', idx, 'IsInteger', id,
150                aarchX64Read, aarchX64Write)
151
152    def intRegW64(idx, id = srtNormal):
153        return ('IntReg', 'ud', idx, 'IsInteger', id,
154                aarchW64Read, aarchW64Write)
155
156    def intRegNPC(idx):
157        return ('IntReg', 'uw', idx, 'IsInteger', srtNormal)
158
159    def intRegAPC(idx, id = srtNormal):
160        return ('IntReg', 'uw', idx, 'IsInteger', id,
161                maybeAlignedPCRead, maybePCWrite)
162
163    def intRegIWPC(idx):
164        return ('IntReg', 'uw', idx, 'IsInteger', srtNormal,
165                maybePCRead, maybeIWPCWrite)
166
167    def intRegAIWPC(idx):
168        return ('IntReg', 'uw', idx, 'IsInteger', srtNormal,
169                maybePCRead, maybeAIWPCWrite)
170
171    def ccReg(idx):
172        return ('CCReg', 'uw', idx, None, srtNormal)
173
174    def cntrlReg(idx, id = srtNormal, type = 'uw'):
175        return ('ControlReg', type, idx, None, id)
176
177    def cntrlNsBankedReg(idx, id = srtNormal, type = 'uw'):
178        return ('ControlReg', type, idx, (None, None, 'IsControl'), id, cntrlNsBankedRead, cntrlNsBankedWrite)
179
180    def cntrlNsBankedReg64(idx, id = srtNormal, type = 'ud'):
181        return ('ControlReg', type, idx, (None, None, 'IsControl'), id, cntrlNsBankedRead, cntrlNsBankedWrite)
182
183    def cntrlRegNC(idx, id = srtNormal, type = 'uw'):
184        return ('ControlReg', type, idx, None, id)
185
186    def pcStateReg(idx, id):
187        return ('PCState', 'ud', idx, (None, None, 'IsControl'), id)
188}};
189
190def operands {{
191    #Abstracted integer reg operands
192    'Dest': intReg('dest'),
193    'Dest64': intReg64('dest'),
194    'XDest': intRegX64('dest'),
195    'WDest': intRegW64('dest'),
196    'IWDest': intRegIWPC('dest'),
197    'AIWDest': intRegAIWPC('dest'),
198    'Dest2': intReg('dest2'),
199    'XDest2': intRegX64('dest2'),
200    'IWDest2': intRegIWPC('dest2'),
201    'Result': intReg('result'),
202    'XResult': intRegX64('result'),
203    'XBase': intRegX64('base', id = srtBase),
204    'Base': intRegAPC('base', id = srtBase),
205    'XOffset': intRegX64('offset'),
206    'Index': intReg('index'),
207    'Shift': intReg('shift'),
208    'Op1': intReg('op1'),
209    'Op2': intReg('op2'),
210    'Op3': intReg('op3'),
211    'Op164': intReg64('op1'),
212    'Op264': intReg64('op2'),
213    'Op364': intReg64('op3'),
214    'XOp1': intRegX64('op1'),
215    'XOp2': intRegX64('op2'),
216    'XOp3': intRegX64('op3'),
217    'WOp1': intRegW64('op1'),
218    'WOp2': intRegW64('op2'),
219    'WOp3': intRegW64('op3'),
220    'Reg0': intReg('reg0'),
221    'Reg1': intReg('reg1'),
222    'Reg2': intReg('reg2'),
223    'Reg3': intReg('reg3'),
224
225    #Fixed index integer reg operands
226    'SpMode': intRegNPC('intRegInMode((OperatingMode)regMode, INTREG_SP)'),
227    'DecodedBankedIntReg': intRegNPC('decodeMrsMsrBankedIntRegIndex(byteMask, r)'),
228    'LR': intRegNPC('INTREG_LR'),
229    'XLR': intRegX64('INTREG_X30'),
230    'R7': intRegNPC('7'),
231    # First four arguments are passed in registers
232    'R0': intRegNPC('0'),
233    'R1': intRegNPC('1'),
234    'R2': intRegNPC('2'),
235    'R3': intRegNPC('3'),
236    'X0': intRegX64('0'),
237    'X1': intRegX64('1'),
238    'X2': intRegX64('2'),
239    'X3': intRegX64('3'),
240
241    # Condition code registers
242    'CondCodesNZ': ccReg('CCREG_NZ'),
243    'CondCodesC': ccReg('CCREG_C'),
244    'CondCodesV': ccReg('CCREG_V'),
245    'CondCodesGE': ccReg('CCREG_GE'),
246    'OptCondCodesNZ': ccReg(
247            '''((condCode == COND_AL || condCode == COND_UC ||
248                 condCode == COND_CC || condCode == COND_CS ||
249                 condCode == COND_VS || condCode == COND_VC) ?
250                CCREG_ZERO : CCREG_NZ)'''),
251    'OptCondCodesC': ccReg(
252             '''((condCode == COND_HI || condCode == COND_LS ||
253                condCode == COND_CS || condCode == COND_CC) ?
254               CCREG_C : CCREG_ZERO)'''),
255    'OptShiftRmCondCodesC': ccReg(
256            '''((condCode == COND_HI || condCode == COND_LS ||
257                 condCode == COND_CS || condCode == COND_CC ||
258                 shiftType == ROR) ?
259                CCREG_C : CCREG_ZERO)'''),
260    'OptCondCodesV': ccReg(
261            '''((condCode == COND_VS || condCode == COND_VC ||
262                 condCode == COND_GE || condCode == COND_LT ||
263                 condCode == COND_GT || condCode == COND_LE) ?
264                CCREG_V : CCREG_ZERO)'''),
265    'FpCondCodes': ccReg('CCREG_FP'),
266
267    #Abstracted floating point reg operands
268    'FpDest': vectorElem('dest / 4', 'dest % 4'),
269    'FpDestP0': vectorElem('(dest + 0) / 4', '(dest + 0) % 4'),
270    'FpDestP1': vectorElem('(dest + 1) / 4', '(dest + 1) % 4'),
271    'FpDestP2': vectorElem('(dest + 2) / 4', '(dest + 2) % 4'),
272    'FpDestP3': vectorElem('(dest + 3) / 4', '(dest + 3) % 4'),
273    'FpDestP4': vectorElem('(dest + 4) / 4', '(dest + 4) % 4'),
274    'FpDestP5': vectorElem('(dest + 5) / 4', '(dest + 5) % 4'),
275    'FpDestP6': vectorElem('(dest + 6) / 4', '(dest + 6) % 4'),
276    'FpDestP7': vectorElem('(dest + 7) / 4', '(dest + 7) % 4'),
277
278    'FpDestS0P0': vectorElem(
279        '(dest + step * 0 + 0) / 4', '(dest + step * 0 + 0) % 4'),
280    'FpDestS0P1': vectorElem(
281        '(dest + step * 0 + 1) / 4', '(dest + step * 0 + 1) % 4'),
282    'FpDestS1P0': vectorElem(
283        '(dest + step * 1 + 0) / 4', '(dest + step * 1 + 0) % 4'),
284    'FpDestS1P1': vectorElem(
285        '(dest + step * 1 + 1) / 4', '(dest + step * 1 + 1) % 4'),
286    'FpDestS2P0': vectorElem(
287        '(dest + step * 2 + 0) / 4', '(dest + step * 2 + 0) % 4'),
288    'FpDestS2P1': vectorElem(
289        '(dest + step * 2 + 1) / 4', '(dest + step * 2 + 1) % 4'),
290    'FpDestS3P0': vectorElem(
291        '(dest + step * 3 + 0) / 4', '(dest + step * 3 + 0) % 4'),
292    'FpDestS3P1': vectorElem(
293        '(dest + step * 3 + 1) / 4', '(dest + step * 3 + 1) % 4'),
294
295    'FpDest2': vectorElem('dest2 / 4', 'dest2 % 4'),
296    'FpDest2P0': vectorElem('(dest2 + 0) / 4', '(dest2 + 0) % 4'),
297    'FpDest2P1': vectorElem('(dest2 + 1) / 4', '(dest2 + 1) % 4'),
298    'FpDest2P2': vectorElem('(dest2 + 2) / 4', '(dest2 + 2) % 4'),
299    'FpDest2P3': vectorElem('(dest2 + 3) / 4', '(dest2 + 3) % 4'),
300
301    'FpOp1': vectorElem('op1 / 4', 'op1 % 4'),
302    'FpOp1P0': vectorElem('(op1 + 0) / 4', '(op1 + 0) % 4'),
303    'FpOp1P1': vectorElem('(op1 + 1) / 4', '(op1 + 1) % 4'),
304    'FpOp1P2': vectorElem('(op1 + 2) / 4', '(op1 + 2) % 4'),
305    'FpOp1P3': vectorElem('(op1 + 3) / 4', '(op1 + 3) % 4'),
306    'FpOp1P4': vectorElem('(op1 + 4) / 4', '(op1 + 4) % 4'),
307    'FpOp1P5': vectorElem('(op1 + 5) / 4', '(op1 + 5) % 4'),
308    'FpOp1P6': vectorElem('(op1 + 6) / 4', '(op1 + 6) % 4'),
309    'FpOp1P7': vectorElem('(op1 + 7) / 4', '(op1 + 7) % 4'),
310
311    'FpOp1S0P0': vectorElem(
312        '(op1 + step * 0 + 0) / 4', '(op1 + step * 0 + 0) % 4'),
313    'FpOp1S0P1': vectorElem(
314        '(op1 + step * 0 + 1) / 4', '(op1 + step * 0 + 1) % 4'),
315    'FpOp1S1P0': vectorElem(
316        '(op1 + step * 1 + 0) / 4', '(op1 + step * 1 + 0) % 4'),
317    'FpOp1S1P1': vectorElem(
318        '(op1 + step * 1 + 1) / 4', '(op1 + step * 1 + 1) % 4'),
319    'FpOp1S2P0': vectorElem(
320        '(op1 + step * 2 + 0) / 4', '(op1 + step * 2 + 0) % 4'),
321    'FpOp1S2P1': vectorElem(
322        '(op1 + step * 2 + 1) / 4', '(op1 + step * 2 + 1) % 4'),
323    'FpOp1S3P0': vectorElem(
324        '(op1 + step * 3 + 0) / 4', '(op1 + step * 3 + 0) % 4'),
325    'FpOp1S3P1': vectorElem(
326        '(op1 + step * 3 + 1) / 4', '(op1 + step * 3 + 1) % 4'),
327
328    'FpOp2': vectorElem('op2 / 4', 'op2 % 4'),
329    'FpOp2P0': vectorElem('(op2 + 0) / 4', '(op2 + 0) % 4'),
330    'FpOp2P1': vectorElem('(op2 + 1) / 4', '(op2 + 1) % 4'),
331    'FpOp2P2': vectorElem('(op2 + 2) / 4', '(op2 + 2) % 4'),
332    'FpOp2P3': vectorElem('(op2 + 3) / 4', '(op2 + 3) % 4'),
333
334    # Create AArch64 unpacked view of the FP registers
335    # Name   ::= 'AA64Vec' OpSpec [LaneSpec]
336    # OpSpec ::= IOSpec [Index] [Plus]
337    # IOSpec ::= 'S' | 'D'
338    # Index  ::= '0' | ... | '9'
339    # Plus  ::= [PlusAmount] ['l']
340    # PlusAmount ::= 'p' [PlusAmount]
341    # LaneSpec ::= 'L' Index
342    #
343    # All the constituents are hierarchically defined as part of the Vector
344    # Register they belong to
345
346    'AA64FpOp1':       vectorReg('op1',
347    {
348        'AA64FpOp1P0': vectorRegElem('0'),
349        'AA64FpOp1P1': vectorRegElem('1'),
350        'AA64FpOp1P2': vectorRegElem('2'),
351        'AA64FpOp1P3': vectorRegElem('3'),
352        'AA64FpOp1S':  vectorRegElem('0', 'sf', zeroing = True),
353        'AA64FpOp1D':  vectorRegElem('0', 'df', zeroing = True),
354        'AA64FpOp1Q':  vectorRegElem('0', 'tud', zeroing = True)
355    }),
356
357    'AA64FpOp2':       vectorReg('op2',
358    {
359        'AA64FpOp2P0': vectorRegElem('0'),
360        'AA64FpOp2P1': vectorRegElem('1'),
361        'AA64FpOp2P2': vectorRegElem('2'),
362        'AA64FpOp2P3': vectorRegElem('3'),
363        'AA64FpOp2S':  vectorRegElem('0', 'sf', zeroing = True),
364        'AA64FpOp2D':  vectorRegElem('0', 'df', zeroing = True),
365        'AA64FpOp2Q':  vectorRegElem('0', 'tud', zeroing = True)
366    }),
367
368    'AA64FpOp3':       vectorReg('op3',
369    {
370        'AA64FpOp3P0': vectorRegElem('0'),
371        'AA64FpOp3P1': vectorRegElem('1'),
372        'AA64FpOp3P2': vectorRegElem('2'),
373        'AA64FpOp3P3': vectorRegElem('3'),
374        'AA64FpOp3S':  vectorRegElem('0', 'sf', zeroing = True),
375        'AA64FpOp3D':  vectorRegElem('0', 'df', zeroing = True),
376        'AA64FpOp3Q':  vectorRegElem('0', 'tud', zeroing = True)
377    }),
378
379    'AA64FpDest':       vectorReg('dest',
380    {
381        'AA64FpDestP0': vectorRegElem('0'),
382        'AA64FpDestP1': vectorRegElem('1'),
383        'AA64FpDestP2': vectorRegElem('2'),
384        'AA64FpDestP3': vectorRegElem('3'),
385        'AA64FpDestS':  vectorRegElem('0', 'sf', zeroing = True),
386        'AA64FpDestD':  vectorRegElem('0', 'df', zeroing = True),
387        'AA64FpDestQ':  vectorRegElem('0', 'tud', zeroing = True)
388    }),
389
390    'AA64FpDest2':       vectorReg('dest2',
391    {
392        'AA64FpDest2P0': vectorRegElem('0'),
393        'AA64FpDest2P1': vectorRegElem('1'),
394        'AA64FpDest2P2': vectorRegElem('2'),
395        'AA64FpDest2P3': vectorRegElem('3'),
396        'AA64FpDest2S':  vectorRegElem('0', 'sf', zeroing = True),
397        'AA64FpDest2D':  vectorRegElem('0', 'df', zeroing = True),
398        'AA64FpDest2Q':  vectorRegElem('0', 'tud', zeroing = True)
399    }),
400
401    'AA64FpOp1V0':       vectorReg('op1',
402    {
403        'AA64FpOp1P0V0': vectorRegElem('0'),
404        'AA64FpOp1P1V0': vectorRegElem('1'),
405        'AA64FpOp1P2V0': vectorRegElem('2'),
406        'AA64FpOp1P3V0': vectorRegElem('3'),
407        'AA64FpOp1SV0':  vectorRegElem('0', 'sf', zeroing = True),
408        'AA64FpOp1DV0':  vectorRegElem('0', 'df', zeroing = True),
409        'AA64FpOp1QV0':  vectorRegElem('0', 'tud', zeroing = True)
410    }),
411
412    'AA64FpOp1V1':       vectorReg('op1+1',
413    {
414        'AA64FpOp1P0V1': vectorRegElem('0'),
415        'AA64FpOp1P1V1': vectorRegElem('1'),
416        'AA64FpOp1P2V1': vectorRegElem('2'),
417        'AA64FpOp1P3V1': vectorRegElem('3'),
418        'AA64FpOp1SV1':  vectorRegElem('0', 'sf', zeroing = True),
419        'AA64FpOp1DV1':  vectorRegElem('0', 'df', zeroing = True),
420        'AA64FpOp1QV1':  vectorRegElem('0', 'tud', zeroing = True)
421    }),
422
423    'AA64FpOp1V2':       vectorReg('op1+2',
424    {
425        'AA64FpOp1P0V2': vectorRegElem('0'),
426        'AA64FpOp1P1V2': vectorRegElem('1'),
427        'AA64FpOp1P2V2': vectorRegElem('2'),
428        'AA64FpOp1P3V2': vectorRegElem('3'),
429        'AA64FpOp1SV2':  vectorRegElem('0', 'sf', zeroing = True),
430        'AA64FpOp1DV2':  vectorRegElem('0', 'df', zeroing = True),
431        'AA64FpOp1QV2':  vectorRegElem('0', 'tud', zeroing = True)
432    }),
433
434    'AA64FpOp1V3':       vectorReg('op1+3',
435    {
436        'AA64FpOp1P0V3': vectorRegElem('0'),
437        'AA64FpOp1P1V3': vectorRegElem('1'),
438        'AA64FpOp1P2V3': vectorRegElem('2'),
439        'AA64FpOp1P3V3': vectorRegElem('3'),
440        'AA64FpOp1SV3':  vectorRegElem('0', 'sf', zeroing = True),
441        'AA64FpOp1DV3':  vectorRegElem('0', 'df', zeroing = True),
442        'AA64FpOp1QV3':  vectorRegElem('0', 'tud', zeroing = True)
443    }),
444
445    'AA64FpOp1V0S':       vectorReg('(op1+0)%32',
446    {
447        'AA64FpOp1P0V0S': vectorRegElem('0'),
448        'AA64FpOp1P1V0S': vectorRegElem('1'),
449        'AA64FpOp1P2V0S': vectorRegElem('2'),
450        'AA64FpOp1P3V0S': vectorRegElem('3'),
451        'AA64FpOp1SV0S':  vectorRegElem('0', 'sf', zeroing = True),
452        'AA64FpOp1DV0S':  vectorRegElem('0', 'df', zeroing = True),
453        'AA64FpOp1QV0S':  vectorRegElem('0', 'tud', zeroing = True)
454    }),
455
456    'AA64FpOp1V1S':       vectorReg('(op1+1)%32',
457    {
458        'AA64FpOp1P0V1S': vectorRegElem('0'),
459        'AA64FpOp1P1V1S': vectorRegElem('1'),
460        'AA64FpOp1P2V1S': vectorRegElem('2'),
461        'AA64FpOp1P3V1S': vectorRegElem('3'),
462        'AA64FpOp1SV1S':  vectorRegElem('0', 'sf', zeroing = True),
463        'AA64FpOp1DV1S':  vectorRegElem('0', 'df', zeroing = True),
464        'AA64FpOp1QV1S':  vectorRegElem('0', 'tud', zeroing = True)
465    }),
466
467    'AA64FpOp1V2S':       vectorReg('(op1+2)%32',
468    {
469        'AA64FpOp1P0V2S': vectorRegElem('0'),
470        'AA64FpOp1P1V2S': vectorRegElem('1'),
471        'AA64FpOp1P2V2S': vectorRegElem('2'),
472        'AA64FpOp1P3V2S': vectorRegElem('3'),
473        'AA64FpOp1SV2S':  vectorRegElem('0', 'sf', zeroing = True),
474        'AA64FpOp1DV2S':  vectorRegElem('0', 'df', zeroing = True),
475        'AA64FpOp1QV2S':  vectorRegElem('0', 'tud', zeroing = True)
476    }),
477
478    'AA64FpOp1V3S':       vectorReg('(op1+3)%32',
479    {
480        'AA64FpOp1P0V3S': vectorRegElem('0'),
481        'AA64FpOp1P1V3S': vectorRegElem('1'),
482        'AA64FpOp1P2V3S': vectorRegElem('2'),
483        'AA64FpOp1P3V3S': vectorRegElem('3'),
484        'AA64FpOp1SV3S':  vectorRegElem('0', 'sf', zeroing = True),
485        'AA64FpOp1DV3S':  vectorRegElem('0', 'df', zeroing = True),
486        'AA64FpOp1QV3S':  vectorRegElem('0', 'tud', zeroing = True)
487    }),
488
489    'AA64FpDestV0':       vectorReg('(dest+0)',
490    {
491        'AA64FpDestP0V0': vectorRegElem('0'),
492        'AA64FpDestP1V0': vectorRegElem('1'),
493        'AA64FpDestP2V0': vectorRegElem('2'),
494        'AA64FpDestP3V0': vectorRegElem('3'),
495        'AA64FpDestSV0':  vectorRegElem('0', 'sf', zeroing = True),
496        'AA64FpDestDV0':  vectorRegElem('0', 'df', zeroing = True),
497        'AA64FpDestQV0':  vectorRegElem('0', 'tud', zeroing = True)
498    }),
499
500    'AA64FpDestV1':       vectorReg('(dest+1)',
501    {
502        'AA64FpDestP0V1': vectorRegElem('0'),
503        'AA64FpDestP1V1': vectorRegElem('1'),
504        'AA64FpDestP2V1': vectorRegElem('2'),
505        'AA64FpDestP3V1': vectorRegElem('3'),
506        'AA64FpDestSV1':  vectorRegElem('0', 'sf', zeroing = True),
507        'AA64FpDestDV1':  vectorRegElem('0', 'df', zeroing = True),
508        'AA64FpDestQV1':  vectorRegElem('0', 'tud', zeroing = True)
509    }),
510
511    'AA64FpDestV0L':       vectorReg('(dest+0)%32',
512    {
513        'AA64FpDestP0V0L': vectorRegElem('0'),
514        'AA64FpDestP1V0L': vectorRegElem('1'),
515        'AA64FpDestP2V0L': vectorRegElem('2'),
516        'AA64FpDestP3V0L': vectorRegElem('3'),
517        'AA64FpDestSV0L':  vectorRegElem('0', 'sf', zeroing = True),
518        'AA64FpDestDV0L':  vectorRegElem('0', 'df', zeroing = True),
519        'AA64FpDestQV0L':  vectorRegElem('0', 'tud', zeroing = True)
520    }),
521
522    'AA64FpDestV1L':       vectorReg('(dest+1)%32',
523    {
524        'AA64FpDestP0V1L': vectorRegElem('0'),
525        'AA64FpDestP1V1L': vectorRegElem('1'),
526        'AA64FpDestP2V1L': vectorRegElem('2'),
527        'AA64FpDestP3V1L': vectorRegElem('3'),
528        'AA64FpDestSV1L':  vectorRegElem('0', 'sf', zeroing = True),
529        'AA64FpDestDV1L':  vectorRegElem('0', 'df', zeroing = True),
530        'AA64FpDestQV1L':  vectorRegElem('0', 'tud', zeroing = True)
531    }),
532
533    'AA64FpDestMerge':       vectorReg('dest',
534    {
535        'AA64FpDestMergeP0': vectorRegElem('0'),
536        'AA64FpDestMergeP1': vectorRegElem('1'),
537        'AA64FpDestMergeP2': vectorRegElem('2'),
538        'AA64FpDestMergeP3': vectorRegElem('3'),
539        'AA64FpDestMergeS':  vectorRegElem('0', 'sf', zeroing = True),
540        'AA64FpDestMergeD':  vectorRegElem('0', 'df', zeroing = True),
541        'AA64FpDestMergeQ':  vectorRegElem('0', 'tud', zeroing = True)
542    }),
543
544    'AA64FpBase': vectorReg('base',
545    {
546        'AA64FpBaseP0': vectorRegElem('0'),
547        'AA64FpBaseP1': vectorRegElem('1'),
548        'AA64FpBaseP2': vectorRegElem('2'),
549        'AA64FpBaseP3': vectorRegElem('3'),
550        'AA64FpBaseS':  vectorRegElem('0', 'sf', zeroing = True),
551        'AA64FpBaseD':  vectorRegElem('0', 'df', zeroing = True),
552        'AA64FpBaseQ':  vectorRegElem('0', 'tud', zeroing = True)
553    }),
554
555    'AA64FpOffset': vectorReg('offset',
556    {
557        'AA64FpOffsetP0': vectorRegElem('0'),
558        'AA64FpOffsetP1': vectorRegElem('1'),
559        'AA64FpOffsetP2': vectorRegElem('2'),
560        'AA64FpOffsetP3': vectorRegElem('3'),
561        'AA64FpOffsetS':  vectorRegElem('0', 'sf', zeroing = True),
562        'AA64FpOffsetD':  vectorRegElem('0', 'df', zeroing = True),
563        'AA64FpOffsetQ':  vectorRegElem('0', 'tud', zeroing = True)
564    }),
565
566    'AA64FpUreg0': vectorReg('VECREG_UREG0',
567    {
568        'AA64FpUreg0P0': vectorRegElem('0'),
569        'AA64FpUreg0P1': vectorRegElem('1'),
570        'AA64FpUreg0P2': vectorRegElem('2'),
571        'AA64FpUreg0P3': vectorRegElem('3'),
572        'AA64FpUreg0S':  vectorRegElem('0', 'sf', zeroing = True),
573        'AA64FpUreg0D':  vectorRegElem('0', 'df', zeroing = True),
574        'AA64FpUreg0Q':  vectorRegElem('0', 'tud', zeroing = True)
575    }),
576
577    # Predicate register operands
578    'GpOp': vecPredReg('gp'),
579    'POp1': vecPredReg('op1'),
580    'POp2': vecPredReg('op2'),
581    'PDest': vecPredReg('dest'),
582    'PDestMerge': vecPredReg('dest'),
583    'Ffr': vecPredReg('PREDREG_FFR'),
584
585    #Abstracted control reg operands
586    'MiscDest': cntrlReg('dest'),
587    'MiscOp1': cntrlReg('op1'),
588    'MiscNsBankedDest': cntrlNsBankedReg('dest'),
589    'MiscNsBankedOp1': cntrlNsBankedReg('op1'),
590    'MiscNsBankedDest64': cntrlNsBankedReg64('dest'),
591    'MiscNsBankedOp164': cntrlNsBankedReg64('op1'),
592
593    #Fixed index control regs
594    'Cpsr': cntrlReg('MISCREG_CPSR', srtCpsr),
595    'CpsrQ': cntrlReg('MISCREG_CPSR_Q', srtCpsr),
596    'Spsr': cntrlRegNC('MISCREG_SPSR'),
597    'Fpsr': cntrlRegNC('MISCREG_FPSR'),
598    'Fpsid': cntrlRegNC('MISCREG_FPSID'),
599    'Fpscr': cntrlRegNC('MISCREG_FPSCR'),
600    'FpscrQc': cntrlRegNC('MISCREG_FPSCR_QC'),
601    'FpscrExc': cntrlRegNC('MISCREG_FPSCR_EXC'),
602    'Cpacr': cntrlReg('MISCREG_CPACR'),
603    'Cpacr64': cntrlReg('MISCREG_CPACR_EL1'),
604    'Fpexc': cntrlRegNC('MISCREG_FPEXC'),
605    'Nsacr': cntrlReg('MISCREG_NSACR'),
606    'ElrHyp': cntrlRegNC('MISCREG_ELR_HYP'),
607    'Hcr': cntrlReg('MISCREG_HCR'),
608    'Hcr64': cntrlReg('MISCREG_HCR_EL2'),
609    'Hdcr': cntrlReg('MISCREG_HDCR'),
610    'Hcptr': cntrlReg('MISCREG_HCPTR'),
611    'CptrEl264': cntrlReg('MISCREG_CPTR_EL2'),
612    'CptrEl364': cntrlReg('MISCREG_CPTR_EL3'),
613    'Hstr': cntrlReg('MISCREG_HSTR'),
614    'Scr': cntrlReg('MISCREG_SCR'),
615    'Scr64': cntrlReg('MISCREG_SCR_EL3'),
616    'Sctlr': cntrlRegNC('MISCREG_SCTLR'),
617    'SevMailbox': cntrlRegNC('MISCREG_SEV_MAILBOX'),
618    'LLSCLock': cntrlRegNC('MISCREG_LOCKFLAG'),
619    'Dczid' : cntrlRegNC('MISCREG_DCZID_EL0'),
620
621    #Register fields for microops
622    'URa' : intReg('ura'),
623    'XURa' : intRegX64('ura'),
624    'WURa' : intRegW64('ura'),
625    'IWRa' : intRegIWPC('ura'),
626    'Fa' : vectorElem('ura / 4', 'ura % 4'),
627    'URb' : intReg('urb'),
628    'XURb' : intRegX64('urb'),
629    'URc' : intReg('urc'),
630    'XURc' : intRegX64('urc'),
631
632    #Memory Operand
633    'Mem': ('Mem', 'uw', None, ('IsMemRef', 'IsLoad', 'IsStore'), srtNormal),
634
635    #PCState fields
636    'RawPC': pcStateReg('pc', srtPC),
637    'PC': pcStateReg('instPC', srtPC),
638    'NPC': pcStateReg('instNPC', srtPC),
639    'pNPC': pcStateReg('instNPC', srtEPC),
640    'IWNPC': pcStateReg('instIWNPC', srtPC),
641    'Thumb': pcStateReg('thumb', srtPC),
642    'NextThumb': pcStateReg('nextThumb', srtMode),
643    'NextJazelle': pcStateReg('nextJazelle', srtMode),
644    'NextItState': pcStateReg('nextItstate', srtMode),
645    'Itstate': pcStateReg('itstate', srtMode),
646    'NextAArch64': pcStateReg('nextAArch64', srtMode),
647
648    #Register operands depending on a field in the instruction encoding. These
649    #should be avoided since they may not be portable across different
650    #encodings of the same instruction.
651    'Rd': intReg('RD'),
652    'Rm': intReg('RM'),
653    'Rs': intReg('RS'),
654    'Rn': intReg('RN'),
655    'Rt': intReg('RT')
656}};
657