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1 
2 /*---------------------------------------------------------------*/
3 /*--- begin                                         ir_defs.c ---*/
4 /*---------------------------------------------------------------*/
5 
6 /*
7    This file is part of Valgrind, a dynamic binary instrumentation
8    framework.
9 
10    Copyright (C) 2004-2015 OpenWorks LLP
11       info@open-works.net
12 
13    This program is free software; you can redistribute it and/or
14    modify it under the terms of the GNU General Public License as
15    published by the Free Software Foundation; either version 2 of the
16    License, or (at your option) any later version.
17 
18    This program is distributed in the hope that it will be useful, but
19    WITHOUT ANY WARRANTY; without even the implied warranty of
20    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
21    General Public License for more details.
22 
23    You should have received a copy of the GNU General Public License
24    along with this program; if not, write to the Free Software
25    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
26    02110-1301, USA.
27 
28    The GNU General Public License is contained in the file COPYING.
29 
30    Neither the names of the U.S. Department of Energy nor the
31    University of California nor the names of its contributors may be
32    used to endorse or promote products derived from this software
33    without prior written permission.
34 */
35 
36 #include "libvex_basictypes.h"
37 #include "libvex_ir.h"
38 #include "libvex.h"
39 
40 #include "main_util.h"
41 
42 
43 /*---------------------------------------------------------------*/
44 /*--- Printing the IR                                         ---*/
45 /*---------------------------------------------------------------*/
46 
ppIRType(IRType ty)47 void ppIRType ( IRType ty )
48 {
49    switch (ty) {
50       case Ity_INVALID: vex_printf("Ity_INVALID"); break;
51       case Ity_I1:      vex_printf( "I1");   break;
52       case Ity_I8:      vex_printf( "I8");   break;
53       case Ity_I16:     vex_printf( "I16");  break;
54       case Ity_I32:     vex_printf( "I32");  break;
55       case Ity_I64:     vex_printf( "I64");  break;
56       case Ity_I128:    vex_printf( "I128"); break;
57       case Ity_F16:     vex_printf( "F16");  break;
58       case Ity_F32:     vex_printf( "F32");  break;
59       case Ity_F64:     vex_printf( "F64");  break;
60       case Ity_F128:    vex_printf( "F128"); break;
61       case Ity_D32:     vex_printf( "D32");  break;
62       case Ity_D64:     vex_printf( "D64");  break;
63       case Ity_D128:    vex_printf( "D128"); break;
64       case Ity_V128:    vex_printf( "V128"); break;
65       case Ity_V256:    vex_printf( "V256"); break;
66       default: vex_printf("ty = 0x%x\n", (UInt)ty);
67                vpanic("ppIRType");
68    }
69 }
70 
ppIRConst(const IRConst * con)71 void ppIRConst ( const IRConst* con )
72 {
73    union { ULong i64; Double f64; UInt i32; Float f32; } u;
74    vassert(sizeof(ULong) == sizeof(Double));
75    switch (con->tag) {
76       case Ico_U1:   vex_printf( "%d:I1",        con->Ico.U1 ? 1 : 0); break;
77       case Ico_U8:   vex_printf( "0x%x:I8",      (UInt)(con->Ico.U8)); break;
78       case Ico_U16:  vex_printf( "0x%x:I16",     (UInt)(con->Ico.U16)); break;
79       case Ico_U32:  vex_printf( "0x%x:I32",     (UInt)(con->Ico.U32)); break;
80       case Ico_U64:  vex_printf( "0x%llx:I64",   (ULong)(con->Ico.U64)); break;
81       case Ico_F32:  u.f32 = con->Ico.F32;
82                      vex_printf( "F32{0x%x}",   u.i32);
83                      break;
84       case Ico_F32i: vex_printf( "F32i{0x%x}",   con->Ico.F32i); break;
85       case Ico_F64:  u.f64 = con->Ico.F64;
86                      vex_printf( "F64{0x%llx}",  u.i64);
87                      break;
88       case Ico_F64i: vex_printf( "F64i{0x%llx}", con->Ico.F64i); break;
89       case Ico_V128: vex_printf( "V128{0x%04x}", (UInt)(con->Ico.V128)); break;
90       case Ico_V256: vex_printf( "V256{0x%08x}", con->Ico.V256); break;
91       default: vpanic("ppIRConst");
92    }
93 }
94 
ppIRCallee(const IRCallee * ce)95 void ppIRCallee ( const IRCallee* ce )
96 {
97    vex_printf("%s", ce->name);
98    if (ce->regparms > 0)
99       vex_printf("[rp=%d]", ce->regparms);
100    if (ce->mcx_mask > 0)
101       vex_printf("[mcx=0x%x]", ce->mcx_mask);
102    vex_printf("{%p}", (void*)ce->addr);
103 }
104 
ppIRRegArray(const IRRegArray * arr)105 void ppIRRegArray ( const IRRegArray* arr )
106 {
107    vex_printf("(%d:%dx", arr->base, arr->nElems);
108    ppIRType(arr->elemTy);
109    vex_printf(")");
110 }
111 
ppIRTemp(IRTemp tmp)112 void ppIRTemp ( IRTemp tmp )
113 {
114    if (tmp == IRTemp_INVALID)
115       vex_printf("IRTemp_INVALID");
116    else
117       vex_printf( "t%u", tmp);
118 }
119 
ppIROp(IROp op)120 void ppIROp ( IROp op )
121 {
122    const HChar* str = NULL;
123    IROp   base;
124    switch (op) {
125       case Iop_Add8 ... Iop_Add64:
126          str = "Add"; base = Iop_Add8; break;
127       case Iop_Sub8 ... Iop_Sub64:
128          str = "Sub"; base = Iop_Sub8; break;
129       case Iop_Mul8 ... Iop_Mul64:
130          str = "Mul"; base = Iop_Mul8; break;
131       case Iop_Or8 ... Iop_Or64:
132          str = "Or"; base = Iop_Or8; break;
133       case Iop_And8 ... Iop_And64:
134          str = "And"; base = Iop_And8; break;
135       case Iop_Xor8 ... Iop_Xor64:
136          str = "Xor"; base = Iop_Xor8; break;
137       case Iop_Shl8 ... Iop_Shl64:
138          str = "Shl"; base = Iop_Shl8; break;
139       case Iop_Shr8 ... Iop_Shr64:
140          str = "Shr"; base = Iop_Shr8; break;
141       case Iop_Sar8 ... Iop_Sar64:
142          str = "Sar"; base = Iop_Sar8; break;
143       case Iop_CmpEQ8 ... Iop_CmpEQ64:
144          str = "CmpEQ"; base = Iop_CmpEQ8; break;
145       case Iop_CmpNE8 ... Iop_CmpNE64:
146          str = "CmpNE"; base = Iop_CmpNE8; break;
147       case Iop_CasCmpEQ8 ... Iop_CasCmpEQ64:
148          str = "CasCmpEQ"; base = Iop_CasCmpEQ8; break;
149       case Iop_CasCmpNE8 ... Iop_CasCmpNE64:
150          str = "CasCmpNE"; base = Iop_CasCmpNE8; break;
151       case Iop_ExpCmpNE8 ... Iop_ExpCmpNE64:
152          str = "ExpCmpNE"; base = Iop_ExpCmpNE8; break;
153       case Iop_Not8 ... Iop_Not64:
154          str = "Not"; base = Iop_Not8; break;
155       /* other cases must explicitly "return;" */
156       case Iop_8Uto16:   vex_printf("8Uto16");  return;
157       case Iop_8Uto32:   vex_printf("8Uto32");  return;
158       case Iop_16Uto32:  vex_printf("16Uto32"); return;
159       case Iop_8Sto16:   vex_printf("8Sto16");  return;
160       case Iop_8Sto32:   vex_printf("8Sto32");  return;
161       case Iop_16Sto32:  vex_printf("16Sto32"); return;
162       case Iop_32Sto64:  vex_printf("32Sto64"); return;
163       case Iop_32Uto64:  vex_printf("32Uto64"); return;
164       case Iop_32to8:    vex_printf("32to8");   return;
165       case Iop_16Uto64:  vex_printf("16Uto64"); return;
166       case Iop_16Sto64:  vex_printf("16Sto64"); return;
167       case Iop_8Uto64:   vex_printf("8Uto64"); return;
168       case Iop_8Sto64:   vex_printf("8Sto64"); return;
169       case Iop_64to16:   vex_printf("64to16"); return;
170       case Iop_64to8:    vex_printf("64to8");  return;
171 
172       case Iop_Not1:     vex_printf("Not1");    return;
173       case Iop_32to1:    vex_printf("32to1");   return;
174       case Iop_64to1:    vex_printf("64to1");   return;
175       case Iop_1Uto8:    vex_printf("1Uto8");   return;
176       case Iop_1Uto32:   vex_printf("1Uto32");  return;
177       case Iop_1Uto64:   vex_printf("1Uto64");  return;
178       case Iop_1Sto8:    vex_printf("1Sto8");  return;
179       case Iop_1Sto16:   vex_printf("1Sto16");  return;
180       case Iop_1Sto32:   vex_printf("1Sto32");  return;
181       case Iop_1Sto64:   vex_printf("1Sto64");  return;
182 
183       case Iop_MullS8:   vex_printf("MullS8");  return;
184       case Iop_MullS16:  vex_printf("MullS16"); return;
185       case Iop_MullS32:  vex_printf("MullS32"); return;
186       case Iop_MullS64:  vex_printf("MullS64"); return;
187       case Iop_MullU8:   vex_printf("MullU8");  return;
188       case Iop_MullU16:  vex_printf("MullU16"); return;
189       case Iop_MullU32:  vex_printf("MullU32"); return;
190       case Iop_MullU64:  vex_printf("MullU64"); return;
191 
192       case Iop_Clz64:    vex_printf("Clz64"); return;
193       case Iop_Clz32:    vex_printf("Clz32"); return;
194       case Iop_Ctz64:    vex_printf("Ctz64"); return;
195       case Iop_Ctz32:    vex_printf("Ctz32"); return;
196 
197       case Iop_CmpLT32S: vex_printf("CmpLT32S"); return;
198       case Iop_CmpLE32S: vex_printf("CmpLE32S"); return;
199       case Iop_CmpLT32U: vex_printf("CmpLT32U"); return;
200       case Iop_CmpLE32U: vex_printf("CmpLE32U"); return;
201 
202       case Iop_CmpLT64S: vex_printf("CmpLT64S"); return;
203       case Iop_CmpLE64S: vex_printf("CmpLE64S"); return;
204       case Iop_CmpLT64U: vex_printf("CmpLT64U"); return;
205       case Iop_CmpLE64U: vex_printf("CmpLE64U"); return;
206 
207       case Iop_CmpNEZ8:  vex_printf("CmpNEZ8"); return;
208       case Iop_CmpNEZ16: vex_printf("CmpNEZ16"); return;
209       case Iop_CmpNEZ32: vex_printf("CmpNEZ32"); return;
210       case Iop_CmpNEZ64: vex_printf("CmpNEZ64"); return;
211 
212       case Iop_CmpwNEZ32: vex_printf("CmpwNEZ32"); return;
213       case Iop_CmpwNEZ64: vex_printf("CmpwNEZ64"); return;
214 
215       case Iop_Left8:  vex_printf("Left8"); return;
216       case Iop_Left16: vex_printf("Left16"); return;
217       case Iop_Left32: vex_printf("Left32"); return;
218       case Iop_Left64: vex_printf("Left64"); return;
219       case Iop_Max32U: vex_printf("Max32U"); return;
220 
221       case Iop_CmpORD32U: vex_printf("CmpORD32U"); return;
222       case Iop_CmpORD32S: vex_printf("CmpORD32S"); return;
223 
224       case Iop_CmpORD64U: vex_printf("CmpORD64U"); return;
225       case Iop_CmpORD64S: vex_printf("CmpORD64S"); return;
226 
227       case Iop_DivU32: vex_printf("DivU32"); return;
228       case Iop_DivS32: vex_printf("DivS32"); return;
229       case Iop_DivU64: vex_printf("DivU64"); return;
230       case Iop_DivS64: vex_printf("DivS64"); return;
231       case Iop_DivU64E: vex_printf("DivU64E"); return;
232       case Iop_DivS64E: vex_printf("DivS64E"); return;
233       case Iop_DivU32E: vex_printf("DivU32E"); return;
234       case Iop_DivS32E: vex_printf("DivS32E"); return;
235 
236       case Iop_DivModU64to32: vex_printf("DivModU64to32"); return;
237       case Iop_DivModS64to32: vex_printf("DivModS64to32"); return;
238 
239       case Iop_DivModU128to64: vex_printf("DivModU128to64"); return;
240       case Iop_DivModS128to64: vex_printf("DivModS128to64"); return;
241 
242       case Iop_DivModS64to64: vex_printf("DivModS64to64"); return;
243 
244       case Iop_16HIto8:  vex_printf("16HIto8"); return;
245       case Iop_16to8:    vex_printf("16to8");   return;
246       case Iop_8HLto16:  vex_printf("8HLto16"); return;
247 
248       case Iop_32HIto16: vex_printf("32HIto16"); return;
249       case Iop_32to16:   vex_printf("32to16");   return;
250       case Iop_16HLto32: vex_printf("16HLto32"); return;
251 
252       case Iop_64HIto32: vex_printf("64HIto32"); return;
253       case Iop_64to32:   vex_printf("64to32");   return;
254       case Iop_32HLto64: vex_printf("32HLto64"); return;
255 
256       case Iop_128HIto64: vex_printf("128HIto64"); return;
257       case Iop_128to64:   vex_printf("128to64");   return;
258       case Iop_64HLto128: vex_printf("64HLto128"); return;
259 
260       case Iop_CmpF32:    vex_printf("CmpF32");    return;
261       case Iop_F32toI32S: vex_printf("F32toI32S");  return;
262       case Iop_F32toI64S: vex_printf("F32toI64S");  return;
263       case Iop_I32StoF32: vex_printf("I32StoF32");  return;
264       case Iop_I64StoF32: vex_printf("I64StoF32");  return;
265 
266       case Iop_AddF64:    vex_printf("AddF64"); return;
267       case Iop_SubF64:    vex_printf("SubF64"); return;
268       case Iop_MulF64:    vex_printf("MulF64"); return;
269       case Iop_DivF64:    vex_printf("DivF64"); return;
270       case Iop_AddF64r32: vex_printf("AddF64r32"); return;
271       case Iop_SubF64r32: vex_printf("SubF64r32"); return;
272       case Iop_MulF64r32: vex_printf("MulF64r32"); return;
273       case Iop_DivF64r32: vex_printf("DivF64r32"); return;
274       case Iop_AddF32:    vex_printf("AddF32"); return;
275       case Iop_SubF32:    vex_printf("SubF32"); return;
276       case Iop_MulF32:    vex_printf("MulF32"); return;
277       case Iop_DivF32:    vex_printf("DivF32"); return;
278 
279         /* 128 bit floating point */
280       case Iop_AddF128:   vex_printf("AddF128");  return;
281       case Iop_SubF128:   vex_printf("SubF128");  return;
282       case Iop_MulF128:   vex_printf("MulF128");  return;
283       case Iop_DivF128:   vex_printf("DivF128");  return;
284       case Iop_AbsF128:   vex_printf("AbsF128");  return;
285       case Iop_NegF128:   vex_printf("NegF128");  return;
286       case Iop_SqrtF128:  vex_printf("SqrtF128"); return;
287       case Iop_CmpF128:   vex_printf("CmpF128");  return;
288 
289       case Iop_F64HLtoF128: vex_printf("F64HLtoF128"); return;
290       case Iop_F128HItoF64: vex_printf("F128HItoF64"); return;
291       case Iop_F128LOtoF64: vex_printf("F128LOtoF64"); return;
292       case Iop_I32StoF128: vex_printf("I32StoF128"); return;
293       case Iop_I64StoF128: vex_printf("I64StoF128"); return;
294       case Iop_I32UtoF128: vex_printf("I32UtoF128"); return;
295       case Iop_I64UtoF128: vex_printf("I64UtoF128"); return;
296       case Iop_F128toI32S: vex_printf("F128toI32S"); return;
297       case Iop_F128toI64S: vex_printf("F128toI64S"); return;
298       case Iop_F128toI32U: vex_printf("F128toI32U"); return;
299       case Iop_F128toI64U: vex_printf("F128toI64U"); return;
300       case Iop_F32toF128:  vex_printf("F32toF128");  return;
301       case Iop_F64toF128:  vex_printf("F64toF128");  return;
302       case Iop_F128toF64:  vex_printf("F128toF64");  return;
303       case Iop_F128toF32:  vex_printf("F128toF32");  return;
304 
305         /* s390 specific */
306       case Iop_MAddF32:    vex_printf("s390_MAddF32"); return;
307       case Iop_MSubF32:    vex_printf("s390_MSubF32"); return;
308 
309       case Iop_ScaleF64:      vex_printf("ScaleF64"); return;
310       case Iop_AtanF64:       vex_printf("AtanF64"); return;
311       case Iop_Yl2xF64:       vex_printf("Yl2xF64"); return;
312       case Iop_Yl2xp1F64:     vex_printf("Yl2xp1F64"); return;
313       case Iop_PRemF64:       vex_printf("PRemF64"); return;
314       case Iop_PRemC3210F64:  vex_printf("PRemC3210F64"); return;
315       case Iop_PRem1F64:      vex_printf("PRem1F64"); return;
316       case Iop_PRem1C3210F64: vex_printf("PRem1C3210F64"); return;
317       case Iop_NegF64:        vex_printf("NegF64"); return;
318       case Iop_AbsF64:        vex_printf("AbsF64"); return;
319       case Iop_NegF32:        vex_printf("NegF32"); return;
320       case Iop_AbsF32:        vex_printf("AbsF32"); return;
321       case Iop_SqrtF64:       vex_printf("SqrtF64"); return;
322       case Iop_SqrtF32:       vex_printf("SqrtF32"); return;
323       case Iop_SinF64:    vex_printf("SinF64"); return;
324       case Iop_CosF64:    vex_printf("CosF64"); return;
325       case Iop_TanF64:    vex_printf("TanF64"); return;
326       case Iop_2xm1F64:   vex_printf("2xm1F64"); return;
327 
328       case Iop_MAddF64:    vex_printf("MAddF64"); return;
329       case Iop_MSubF64:    vex_printf("MSubF64"); return;
330       case Iop_MAddF64r32: vex_printf("MAddF64r32"); return;
331       case Iop_MSubF64r32: vex_printf("MSubF64r32"); return;
332 
333       case Iop_RSqrtEst5GoodF64: vex_printf("RSqrtEst5GoodF64"); return;
334       case Iop_RoundF64toF64_NEAREST: vex_printf("RoundF64toF64_NEAREST"); return;
335       case Iop_RoundF64toF64_NegINF: vex_printf("RoundF64toF64_NegINF"); return;
336       case Iop_RoundF64toF64_PosINF: vex_printf("RoundF64toF64_PosINF"); return;
337       case Iop_RoundF64toF64_ZERO: vex_printf("RoundF64toF64_ZERO"); return;
338 
339       case Iop_TruncF64asF32: vex_printf("TruncF64asF32"); return;
340 
341       case Iop_RecpExpF64: vex_printf("RecpExpF64"); return;
342       case Iop_RecpExpF32: vex_printf("RecpExpF32"); return;
343 
344       case Iop_F16toF64: vex_printf("F16toF64"); return;
345       case Iop_F64toF16: vex_printf("F64toF16"); return;
346       case Iop_F16toF32: vex_printf("F16toF32"); return;
347       case Iop_F32toF16: vex_printf("F32toF16"); return;
348 
349       case Iop_QAdd32S: vex_printf("QAdd32S"); return;
350       case Iop_QSub32S: vex_printf("QSub32S"); return;
351       case Iop_Add16x2:   vex_printf("Add16x2"); return;
352       case Iop_Sub16x2:   vex_printf("Sub16x2"); return;
353       case Iop_QAdd16Sx2: vex_printf("QAdd16Sx2"); return;
354       case Iop_QAdd16Ux2: vex_printf("QAdd16Ux2"); return;
355       case Iop_QSub16Sx2: vex_printf("QSub16Sx2"); return;
356       case Iop_QSub16Ux2: vex_printf("QSub16Ux2"); return;
357       case Iop_HAdd16Ux2: vex_printf("HAdd16Ux2"); return;
358       case Iop_HAdd16Sx2: vex_printf("HAdd16Sx2"); return;
359       case Iop_HSub16Ux2: vex_printf("HSub16Ux2"); return;
360       case Iop_HSub16Sx2: vex_printf("HSub16Sx2"); return;
361 
362       case Iop_Add8x4:   vex_printf("Add8x4"); return;
363       case Iop_Sub8x4:   vex_printf("Sub8x4"); return;
364       case Iop_QAdd8Sx4: vex_printf("QAdd8Sx4"); return;
365       case Iop_QAdd8Ux4: vex_printf("QAdd8Ux4"); return;
366       case Iop_QSub8Sx4: vex_printf("QSub8Sx4"); return;
367       case Iop_QSub8Ux4: vex_printf("QSub8Ux4"); return;
368       case Iop_HAdd8Ux4: vex_printf("HAdd8Ux4"); return;
369       case Iop_HAdd8Sx4: vex_printf("HAdd8Sx4"); return;
370       case Iop_HSub8Ux4: vex_printf("HSub8Ux4"); return;
371       case Iop_HSub8Sx4: vex_printf("HSub8Sx4"); return;
372       case Iop_Sad8Ux4:  vex_printf("Sad8Ux4"); return;
373 
374       case Iop_CmpNEZ16x2: vex_printf("CmpNEZ16x2"); return;
375       case Iop_CmpNEZ8x4:  vex_printf("CmpNEZ8x4"); return;
376 
377       case Iop_CmpF64:    vex_printf("CmpF64"); return;
378 
379       case Iop_F64toI16S: vex_printf("F64toI16S"); return;
380       case Iop_F64toI32S: vex_printf("F64toI32S"); return;
381       case Iop_F64toI64S: vex_printf("F64toI64S"); return;
382       case Iop_F64toI64U: vex_printf("F64toI64U"); return;
383       case Iop_F32toI32U: vex_printf("F32toI32U");  return;
384       case Iop_F32toI64U: vex_printf("F32toI64U");  return;
385 
386       case Iop_F64toI32U: vex_printf("F64toI32U"); return;
387 
388       case Iop_I32StoF64: vex_printf("I32StoF64"); return;
389       case Iop_I64StoF64: vex_printf("I64StoF64"); return;
390       case Iop_I64UtoF64: vex_printf("I64UtoF64"); return;
391       case Iop_I32UtoF32: vex_printf("I32UtoF32"); return;
392       case Iop_I64UtoF32: vex_printf("I64UtoF32"); return;
393 
394       case Iop_I32UtoF64: vex_printf("I32UtoF64"); return;
395 
396       case Iop_F32toF64: vex_printf("F32toF64"); return;
397       case Iop_F64toF32: vex_printf("F64toF32"); return;
398 
399       case Iop_RoundF128toInt: vex_printf("RoundF128toInt"); return;
400       case Iop_RoundF64toInt: vex_printf("RoundF64toInt"); return;
401       case Iop_RoundF32toInt: vex_printf("RoundF32toInt"); return;
402       case Iop_RoundF64toF32: vex_printf("RoundF64toF32"); return;
403 
404       case Iop_ReinterpF64asI64: vex_printf("ReinterpF64asI64"); return;
405       case Iop_ReinterpI64asF64: vex_printf("ReinterpI64asF64"); return;
406       case Iop_ReinterpF32asI32: vex_printf("ReinterpF32asI32"); return;
407       case Iop_ReinterpI32asF32: vex_printf("ReinterpI32asF32"); return;
408 
409       case Iop_I32UtoFx4: vex_printf("I32UtoFx4"); return;
410       case Iop_I32StoFx4: vex_printf("I32StoFx4"); return;
411 
412       case Iop_F32toF16x4: vex_printf("F32toF16x4"); return;
413       case Iop_F16toF32x4: vex_printf("F16toF32x4"); return;
414 
415       case Iop_RSqrtEst32Fx4: vex_printf("RSqrtEst32Fx4"); return;
416       case Iop_RSqrtEst32Ux4: vex_printf("RSqrtEst32Ux4"); return;
417       case Iop_RSqrtEst32Fx2: vex_printf("RSqrtEst32Fx2"); return;
418       case Iop_RSqrtEst32Ux2: vex_printf("RSqrtEst32Ux2"); return;
419 
420       case Iop_QFtoI32Ux4_RZ: vex_printf("QFtoI32Ux4_RZ"); return;
421       case Iop_QFtoI32Sx4_RZ: vex_printf("QFtoI32Sx4_RZ"); return;
422 
423       case Iop_FtoI32Ux4_RZ: vex_printf("FtoI32Ux4_RZ"); return;
424       case Iop_FtoI32Sx4_RZ: vex_printf("FtoI32Sx4_RZ"); return;
425 
426       case Iop_I32UtoFx2: vex_printf("I32UtoFx2"); return;
427       case Iop_I32StoFx2: vex_printf("I32StoFx2"); return;
428 
429       case Iop_FtoI32Ux2_RZ: vex_printf("FtoI32Ux2_RZ"); return;
430       case Iop_FtoI32Sx2_RZ: vex_printf("FtoI32Sx2_RZ"); return;
431 
432       case Iop_RoundF32x4_RM: vex_printf("RoundF32x4_RM"); return;
433       case Iop_RoundF32x4_RP: vex_printf("RoundF32x4_RP"); return;
434       case Iop_RoundF32x4_RN: vex_printf("RoundF32x4_RN"); return;
435       case Iop_RoundF32x4_RZ: vex_printf("RoundF32x4_RZ"); return;
436 
437       case Iop_Abs8x8: vex_printf("Abs8x8"); return;
438       case Iop_Abs16x4: vex_printf("Abs16x4"); return;
439       case Iop_Abs32x2: vex_printf("Abs32x2"); return;
440       case Iop_Add8x8: vex_printf("Add8x8"); return;
441       case Iop_Add16x4: vex_printf("Add16x4"); return;
442       case Iop_Add32x2: vex_printf("Add32x2"); return;
443       case Iop_QAdd8Ux8: vex_printf("QAdd8Ux8"); return;
444       case Iop_QAdd16Ux4: vex_printf("QAdd16Ux4"); return;
445       case Iop_QAdd32Ux2: vex_printf("QAdd32Ux2"); return;
446       case Iop_QAdd64Ux1: vex_printf("QAdd64Ux1"); return;
447       case Iop_QAdd8Sx8: vex_printf("QAdd8Sx8"); return;
448       case Iop_QAdd16Sx4: vex_printf("QAdd16Sx4"); return;
449       case Iop_QAdd32Sx2: vex_printf("QAdd32Sx2"); return;
450       case Iop_QAdd64Sx1: vex_printf("QAdd64Sx1"); return;
451       case Iop_PwAdd8x8: vex_printf("PwAdd8x8"); return;
452       case Iop_PwAdd16x4: vex_printf("PwAdd16x4"); return;
453       case Iop_PwAdd32x2: vex_printf("PwAdd32x2"); return;
454       case Iop_PwAdd32Fx2: vex_printf("PwAdd32Fx2"); return;
455       case Iop_PwAddL8Ux8: vex_printf("PwAddL8Ux8"); return;
456       case Iop_PwAddL16Ux4: vex_printf("PwAddL16Ux4"); return;
457       case Iop_PwAddL32Ux2: vex_printf("PwAddL32Ux2"); return;
458       case Iop_PwAddL8Sx8: vex_printf("PwAddL8Sx8"); return;
459       case Iop_PwAddL16Sx4: vex_printf("PwAddL16Sx4"); return;
460       case Iop_PwAddL32Sx2: vex_printf("PwAddL32Sx2"); return;
461       case Iop_Sub8x8: vex_printf("Sub8x8"); return;
462       case Iop_Sub16x4: vex_printf("Sub16x4"); return;
463       case Iop_Sub32x2: vex_printf("Sub32x2"); return;
464       case Iop_QSub8Ux8: vex_printf("QSub8Ux8"); return;
465       case Iop_QSub16Ux4: vex_printf("QSub16Ux4"); return;
466       case Iop_QSub32Ux2: vex_printf("QSub32Ux2"); return;
467       case Iop_QSub64Ux1: vex_printf("QSub64Ux1"); return;
468       case Iop_QSub8Sx8: vex_printf("QSub8Sx8"); return;
469       case Iop_QSub16Sx4: vex_printf("QSub16Sx4"); return;
470       case Iop_QSub32Sx2: vex_printf("QSub32Sx2"); return;
471       case Iop_QSub64Sx1: vex_printf("QSub64Sx1"); return;
472       case Iop_Mul8x8: vex_printf("Mul8x8"); return;
473       case Iop_Mul16x4: vex_printf("Mul16x4"); return;
474       case Iop_Mul32x2: vex_printf("Mul32x2"); return;
475       case Iop_Mul32Fx2: vex_printf("Mul32Fx2"); return;
476       case Iop_PolynomialMul8x8: vex_printf("PolynomialMul8x8"); return;
477       case Iop_MulHi16Ux4: vex_printf("MulHi16Ux4"); return;
478       case Iop_MulHi16Sx4: vex_printf("MulHi16Sx4"); return;
479       case Iop_QDMulHi16Sx4: vex_printf("QDMulHi16Sx4"); return;
480       case Iop_QDMulHi32Sx2: vex_printf("QDMulHi32Sx2"); return;
481       case Iop_QRDMulHi16Sx4: vex_printf("QRDMulHi16Sx4"); return;
482       case Iop_QRDMulHi32Sx2: vex_printf("QRDMulHi32Sx2"); return;
483       case Iop_QDMull16Sx4: vex_printf("QDMull16Sx4"); return;
484       case Iop_QDMull32Sx2: vex_printf("QDMull32Sx2"); return;
485       case Iop_Avg8Ux8: vex_printf("Avg8Ux8"); return;
486       case Iop_Avg16Ux4: vex_printf("Avg16Ux4"); return;
487       case Iop_Max8Sx8: vex_printf("Max8Sx8"); return;
488       case Iop_Max16Sx4: vex_printf("Max16Sx4"); return;
489       case Iop_Max32Sx2: vex_printf("Max32Sx2"); return;
490       case Iop_Max8Ux8: vex_printf("Max8Ux8"); return;
491       case Iop_Max16Ux4: vex_printf("Max16Ux4"); return;
492       case Iop_Max32Ux2: vex_printf("Max32Ux2"); return;
493       case Iop_Min8Sx8: vex_printf("Min8Sx8"); return;
494       case Iop_Min16Sx4: vex_printf("Min16Sx4"); return;
495       case Iop_Min32Sx2: vex_printf("Min32Sx2"); return;
496       case Iop_Min8Ux8: vex_printf("Min8Ux8"); return;
497       case Iop_Min16Ux4: vex_printf("Min16Ux4"); return;
498       case Iop_Min32Ux2: vex_printf("Min32Ux2"); return;
499       case Iop_PwMax8Sx8: vex_printf("PwMax8Sx8"); return;
500       case Iop_PwMax16Sx4: vex_printf("PwMax16Sx4"); return;
501       case Iop_PwMax32Sx2: vex_printf("PwMax32Sx2"); return;
502       case Iop_PwMax8Ux8: vex_printf("PwMax8Ux8"); return;
503       case Iop_PwMax16Ux4: vex_printf("PwMax16Ux4"); return;
504       case Iop_PwMax32Ux2: vex_printf("PwMax32Ux2"); return;
505       case Iop_PwMin8Sx8: vex_printf("PwMin8Sx8"); return;
506       case Iop_PwMin16Sx4: vex_printf("PwMin16Sx4"); return;
507       case Iop_PwMin32Sx2: vex_printf("PwMin32Sx2"); return;
508       case Iop_PwMin8Ux8: vex_printf("PwMin8Ux8"); return;
509       case Iop_PwMin16Ux4: vex_printf("PwMin16Ux4"); return;
510       case Iop_PwMin32Ux2: vex_printf("PwMin32Ux2"); return;
511       case Iop_CmpEQ8x8: vex_printf("CmpEQ8x8"); return;
512       case Iop_CmpEQ16x4: vex_printf("CmpEQ16x4"); return;
513       case Iop_CmpEQ32x2: vex_printf("CmpEQ32x2"); return;
514       case Iop_CmpGT8Ux8: vex_printf("CmpGT8Ux8"); return;
515       case Iop_CmpGT16Ux4: vex_printf("CmpGT16Ux4"); return;
516       case Iop_CmpGT32Ux2: vex_printf("CmpGT32Ux2"); return;
517       case Iop_CmpGT8Sx8: vex_printf("CmpGT8Sx8"); return;
518       case Iop_CmpGT16Sx4: vex_printf("CmpGT16Sx4"); return;
519       case Iop_CmpGT32Sx2: vex_printf("CmpGT32Sx2"); return;
520       case Iop_Cnt8x8: vex_printf("Cnt8x8"); return;
521       case Iop_Clz8x8: vex_printf("Clz8x8"); return;
522       case Iop_Clz16x4: vex_printf("Clz16x4"); return;
523       case Iop_Clz32x2: vex_printf("Clz32x2"); return;
524       case Iop_Cls8x8: vex_printf("Cls8x8"); return;
525       case Iop_Cls16x4: vex_printf("Cls16x4"); return;
526       case Iop_Cls32x2: vex_printf("Cls32x2"); return;
527       case Iop_ShlN8x8: vex_printf("ShlN8x8"); return;
528       case Iop_ShlN16x4: vex_printf("ShlN16x4"); return;
529       case Iop_ShlN32x2: vex_printf("ShlN32x2"); return;
530       case Iop_ShrN8x8: vex_printf("ShrN8x8"); return;
531       case Iop_ShrN16x4: vex_printf("ShrN16x4"); return;
532       case Iop_ShrN32x2: vex_printf("ShrN32x2"); return;
533       case Iop_SarN8x8: vex_printf("SarN8x8"); return;
534       case Iop_SarN16x4: vex_printf("SarN16x4"); return;
535       case Iop_SarN32x2: vex_printf("SarN32x2"); return;
536       case Iop_QNarrowBin16Sto8Ux8: vex_printf("QNarrowBin16Sto8Ux8"); return;
537       case Iop_QNarrowBin16Sto8Sx8: vex_printf("QNarrowBin16Sto8Sx8"); return;
538       case Iop_QNarrowBin32Sto16Sx4: vex_printf("QNarrowBin32Sto16Sx4"); return;
539       case Iop_QNarrowBin64Sto32Sx4: vex_printf("QNarrowBin64Sto32Sx4"); return;
540       case Iop_QNarrowBin64Uto32Ux4: vex_printf("QNarrowBin64Uto32Ux4"); return;
541       case Iop_NarrowBin16to8x8: vex_printf("NarrowBin16to8x8"); return;
542       case Iop_NarrowBin32to16x4: vex_printf("NarrowBin32to16x4"); return;
543       case Iop_NarrowBin64to32x4: vex_printf("NarrowBin64to32x4"); return;
544       case Iop_InterleaveHI8x8: vex_printf("InterleaveHI8x8"); return;
545       case Iop_InterleaveHI16x4: vex_printf("InterleaveHI16x4"); return;
546       case Iop_InterleaveHI32x2: vex_printf("InterleaveHI32x2"); return;
547       case Iop_InterleaveLO8x8: vex_printf("InterleaveLO8x8"); return;
548       case Iop_InterleaveLO16x4: vex_printf("InterleaveLO16x4"); return;
549       case Iop_InterleaveLO32x2: vex_printf("InterleaveLO32x2"); return;
550       case Iop_CatOddLanes8x8: vex_printf("CatOddLanes8x8"); return;
551       case Iop_CatOddLanes16x4: vex_printf("CatOddLanes16x4"); return;
552       case Iop_CatEvenLanes8x8: vex_printf("CatEvenLanes8x8"); return;
553       case Iop_CatEvenLanes16x4: vex_printf("CatEvenLanes16x4"); return;
554       case Iop_InterleaveOddLanes8x8: vex_printf("InterleaveOddLanes8x8"); return;
555       case Iop_InterleaveOddLanes16x4: vex_printf("InterleaveOddLanes16x4"); return;
556       case Iop_InterleaveEvenLanes8x8: vex_printf("InterleaveEvenLanes8x8"); return;
557       case Iop_InterleaveEvenLanes16x4: vex_printf("InterleaveEvenLanes16x4"); return;
558       case Iop_Shl8x8: vex_printf("Shl8x8"); return;
559       case Iop_Shl16x4: vex_printf("Shl16x4"); return;
560       case Iop_Shl32x2: vex_printf("Shl32x2"); return;
561       case Iop_Shr8x8: vex_printf("Shr8x8"); return;
562       case Iop_Shr16x4: vex_printf("Shr16x4"); return;
563       case Iop_Shr32x2: vex_printf("Shr32x2"); return;
564       case Iop_QShl8x8: vex_printf("QShl8x8"); return;
565       case Iop_QShl16x4: vex_printf("QShl16x4"); return;
566       case Iop_QShl32x2: vex_printf("QShl32x2"); return;
567       case Iop_QShl64x1: vex_printf("QShl64x1"); return;
568       case Iop_QSal8x8: vex_printf("QSal8x8"); return;
569       case Iop_QSal16x4: vex_printf("QSal16x4"); return;
570       case Iop_QSal32x2: vex_printf("QSal32x2"); return;
571       case Iop_QSal64x1: vex_printf("QSal64x1"); return;
572       case Iop_QShlNsatUU8x8: vex_printf("QShlNsatUU8x8"); return;
573       case Iop_QShlNsatUU16x4: vex_printf("QShlNsatUU16x4"); return;
574       case Iop_QShlNsatUU32x2: vex_printf("QShlNsatUU32x2"); return;
575       case Iop_QShlNsatUU64x1: vex_printf("QShlNsatUU64x1"); return;
576       case Iop_QShlNsatSU8x8: vex_printf("QShlNsatSU8x8"); return;
577       case Iop_QShlNsatSU16x4: vex_printf("QShlNsatSU16x4"); return;
578       case Iop_QShlNsatSU32x2: vex_printf("QShlNsatSU32x2"); return;
579       case Iop_QShlNsatSU64x1: vex_printf("QShlNsatSU64x1"); return;
580       case Iop_QShlNsatSS8x8: vex_printf("QShlNsatSS8x8"); return;
581       case Iop_QShlNsatSS16x4: vex_printf("QShlNsatSS16x4"); return;
582       case Iop_QShlNsatSS32x2: vex_printf("QShlNsatSS32x2"); return;
583       case Iop_QShlNsatSS64x1: vex_printf("QShlNsatSS64x1"); return;
584       case Iop_Sar8x8: vex_printf("Sar8x8"); return;
585       case Iop_Sar16x4: vex_printf("Sar16x4"); return;
586       case Iop_Sar32x2: vex_printf("Sar32x2"); return;
587       case Iop_Sal8x8: vex_printf("Sal8x8"); return;
588       case Iop_Sal16x4: vex_printf("Sal16x4"); return;
589       case Iop_Sal32x2: vex_printf("Sal32x2"); return;
590       case Iop_Sal64x1: vex_printf("Sal64x1"); return;
591       case Iop_Perm8x8: vex_printf("Perm8x8"); return;
592       case Iop_Reverse8sIn16_x4: vex_printf("Reverse8sIn16_x4"); return;
593       case Iop_Reverse8sIn32_x2: vex_printf("Reverse8sIn32_x2"); return;
594       case Iop_Reverse16sIn32_x2: vex_printf("Reverse16sIn32_x2"); return;
595       case Iop_Reverse8sIn64_x1: vex_printf("Reverse8sIn64_x1"); return;
596       case Iop_Reverse16sIn64_x1: vex_printf("Reverse16sIn64_x1"); return;
597       case Iop_Reverse32sIn64_x1: vex_printf("Reverse32sIn64_x1"); return;
598       case Iop_Abs32Fx2: vex_printf("Abs32Fx2"); return;
599       case Iop_GetMSBs8x8: vex_printf("GetMSBs8x8"); return;
600       case Iop_GetMSBs8x16: vex_printf("GetMSBs8x16"); return;
601 
602       case Iop_CmpNEZ32x2: vex_printf("CmpNEZ32x2"); return;
603       case Iop_CmpNEZ16x4: vex_printf("CmpNEZ16x4"); return;
604       case Iop_CmpNEZ8x8:  vex_printf("CmpNEZ8x8"); return;
605 
606       case Iop_Add32Fx4:  vex_printf("Add32Fx4"); return;
607       case Iop_Add32Fx2:  vex_printf("Add32Fx2"); return;
608       case Iop_Add32F0x4: vex_printf("Add32F0x4"); return;
609       case Iop_Add64Fx2:  vex_printf("Add64Fx2"); return;
610       case Iop_Add64F0x2: vex_printf("Add64F0x2"); return;
611 
612       case Iop_Div32Fx4:  vex_printf("Div32Fx4"); return;
613       case Iop_Div32F0x4: vex_printf("Div32F0x4"); return;
614       case Iop_Div64Fx2:  vex_printf("Div64Fx2"); return;
615       case Iop_Div64F0x2: vex_printf("Div64F0x2"); return;
616 
617       case Iop_Max32Fx8:  vex_printf("Max32Fx8"); return;
618       case Iop_Max32Fx4:  vex_printf("Max32Fx4"); return;
619       case Iop_Max32Fx2:  vex_printf("Max32Fx2"); return;
620       case Iop_PwMax32Fx4:  vex_printf("PwMax32Fx4"); return;
621       case Iop_PwMax32Fx2:  vex_printf("PwMax32Fx2"); return;
622       case Iop_Max32F0x4: vex_printf("Max32F0x4"); return;
623       case Iop_Max64Fx4:  vex_printf("Max64Fx4"); return;
624       case Iop_Max64Fx2:  vex_printf("Max64Fx2"); return;
625       case Iop_Max64F0x2: vex_printf("Max64F0x2"); return;
626 
627       case Iop_Min32Fx8:  vex_printf("Min32Fx8"); return;
628       case Iop_Min32Fx4:  vex_printf("Min32Fx4"); return;
629       case Iop_Min32Fx2:  vex_printf("Min32Fx2"); return;
630       case Iop_PwMin32Fx4:  vex_printf("PwMin32Fx4"); return;
631       case Iop_PwMin32Fx2:  vex_printf("PwMin32Fx2"); return;
632       case Iop_Min32F0x4: vex_printf("Min32F0x4"); return;
633       case Iop_Min64Fx4:  vex_printf("Min64Fx4"); return;
634       case Iop_Min64Fx2:  vex_printf("Min64Fx2"); return;
635       case Iop_Min64F0x2: vex_printf("Min64F0x2"); return;
636 
637       case Iop_Mul32Fx4:  vex_printf("Mul32Fx4"); return;
638       case Iop_Mul32F0x4: vex_printf("Mul32F0x4"); return;
639       case Iop_Mul64Fx2:  vex_printf("Mul64Fx2"); return;
640       case Iop_Mul64F0x2: vex_printf("Mul64F0x2"); return;
641 
642       case Iop_RecipEst32Ux2: vex_printf("RecipEst32Ux2"); return;
643       case Iop_RecipEst32Fx2: vex_printf("RecipEst32Fx2"); return;
644       case Iop_RecipEst32Fx4: vex_printf("RecipEst32Fx4"); return;
645       case Iop_RecipEst32Fx8: vex_printf("RecipEst32Fx8"); return;
646       case Iop_RecipEst32Ux4: vex_printf("RecipEst32Ux4"); return;
647       case Iop_RecipEst32F0x4: vex_printf("RecipEst32F0x4"); return;
648       case Iop_RecipStep32Fx2: vex_printf("RecipStep32Fx2"); return;
649       case Iop_RecipStep32Fx4: vex_printf("RecipStep32Fx4"); return;
650       case Iop_RecipEst64Fx2: vex_printf("RecipEst64Fx2"); return;
651       case Iop_RecipStep64Fx2: vex_printf("RecipStep64Fx2"); return;
652 
653       case Iop_Abs32Fx4:  vex_printf("Abs32Fx4"); return;
654       case Iop_Abs64Fx2:  vex_printf("Abs64Fx2"); return;
655       case Iop_RSqrtStep32Fx4:  vex_printf("RSqrtStep32Fx4"); return;
656       case Iop_RSqrtStep64Fx2:  vex_printf("RSqrtStep64Fx2"); return;
657       case Iop_RSqrtStep32Fx2:  vex_printf("RSqrtStep32Fx2"); return;
658       case Iop_RSqrtEst64Fx2: vex_printf("RSqrtEst64Fx2"); return;
659 
660       case Iop_RSqrtEst32F0x4: vex_printf("RSqrtEst32F0x4"); return;
661       case Iop_RSqrtEst32Fx8: vex_printf("RSqrtEst32Fx8"); return;
662 
663       case Iop_Sqrt32Fx4:  vex_printf("Sqrt32Fx4"); return;
664       case Iop_Sqrt32F0x4: vex_printf("Sqrt32F0x4"); return;
665       case Iop_Sqrt64Fx2:  vex_printf("Sqrt64Fx2"); return;
666       case Iop_Sqrt64F0x2: vex_printf("Sqrt64F0x2"); return;
667       case Iop_Sqrt32Fx8:  vex_printf("Sqrt32Fx8"); return;
668       case Iop_Sqrt64Fx4:  vex_printf("Sqrt64Fx4"); return;
669 
670       case Iop_Sub32Fx4:  vex_printf("Sub32Fx4"); return;
671       case Iop_Sub32Fx2:  vex_printf("Sub32Fx2"); return;
672       case Iop_Sub32F0x4: vex_printf("Sub32F0x4"); return;
673       case Iop_Sub64Fx2:  vex_printf("Sub64Fx2"); return;
674       case Iop_Sub64F0x2: vex_printf("Sub64F0x2"); return;
675 
676       case Iop_CmpEQ32Fx4: vex_printf("CmpEQ32Fx4"); return;
677       case Iop_CmpLT32Fx4: vex_printf("CmpLT32Fx4"); return;
678       case Iop_CmpLE32Fx4: vex_printf("CmpLE32Fx4"); return;
679       case Iop_CmpGT32Fx4: vex_printf("CmpGT32Fx4"); return;
680       case Iop_CmpGE32Fx4: vex_printf("CmpGE32Fx4"); return;
681       case Iop_CmpUN32Fx4: vex_printf("CmpUN32Fx4"); return;
682       case Iop_CmpEQ64Fx2: vex_printf("CmpEQ64Fx2"); return;
683       case Iop_CmpLT64Fx2: vex_printf("CmpLT64Fx2"); return;
684       case Iop_CmpLE64Fx2: vex_printf("CmpLE64Fx2"); return;
685       case Iop_CmpUN64Fx2: vex_printf("CmpUN64Fx2"); return;
686       case Iop_CmpGT32Fx2: vex_printf("CmpGT32Fx2"); return;
687       case Iop_CmpEQ32Fx2: vex_printf("CmpEQ32Fx2"); return;
688       case Iop_CmpGE32Fx2: vex_printf("CmpGE32Fx2"); return;
689 
690       case Iop_CmpEQ32F0x4: vex_printf("CmpEQ32F0x4"); return;
691       case Iop_CmpLT32F0x4: vex_printf("CmpLT32F0x4"); return;
692       case Iop_CmpLE32F0x4: vex_printf("CmpLE32F0x4"); return;
693       case Iop_CmpUN32F0x4: vex_printf("CmpUN32F0x4"); return;
694       case Iop_CmpEQ64F0x2: vex_printf("CmpEQ64F0x2"); return;
695       case Iop_CmpLT64F0x2: vex_printf("CmpLT64F0x2"); return;
696       case Iop_CmpLE64F0x2: vex_printf("CmpLE64F0x2"); return;
697       case Iop_CmpUN64F0x2: vex_printf("CmpUN64F0x2"); return;
698 
699       case Iop_Neg64Fx2: vex_printf("Neg64Fx2"); return;
700       case Iop_Neg32Fx4: vex_printf("Neg32Fx4"); return;
701       case Iop_Neg32Fx2: vex_printf("Neg32Fx2"); return;
702 
703       case Iop_V128to64:   vex_printf("V128to64");   return;
704       case Iop_V128HIto64: vex_printf("V128HIto64"); return;
705       case Iop_64HLtoV128: vex_printf("64HLtoV128"); return;
706 
707       case Iop_64UtoV128:   vex_printf("64UtoV128"); return;
708       case Iop_SetV128lo64: vex_printf("SetV128lo64"); return;
709 
710       case Iop_ZeroHI64ofV128:  vex_printf("ZeroHI64ofV128"); return;
711       case Iop_ZeroHI96ofV128:  vex_printf("ZeroHI96ofV128"); return;
712       case Iop_ZeroHI112ofV128: vex_printf("ZeroHI112ofV128"); return;
713       case Iop_ZeroHI120ofV128: vex_printf("ZeroHI120ofV128"); return;
714 
715       case Iop_32UtoV128:   vex_printf("32UtoV128"); return;
716       case Iop_V128to32:    vex_printf("V128to32"); return;
717       case Iop_SetV128lo32: vex_printf("SetV128lo32"); return;
718 
719       case Iop_Dup8x16: vex_printf("Dup8x16"); return;
720       case Iop_Dup16x8: vex_printf("Dup16x8"); return;
721       case Iop_Dup32x4: vex_printf("Dup32x4"); return;
722       case Iop_Dup8x8: vex_printf("Dup8x8"); return;
723       case Iop_Dup16x4: vex_printf("Dup16x4"); return;
724       case Iop_Dup32x2: vex_printf("Dup32x2"); return;
725 
726       case Iop_NotV128:    vex_printf("NotV128"); return;
727       case Iop_AndV128:    vex_printf("AndV128"); return;
728       case Iop_OrV128:     vex_printf("OrV128");  return;
729       case Iop_XorV128:    vex_printf("XorV128"); return;
730 
731       case Iop_CmpNEZ8x16: vex_printf("CmpNEZ8x16"); return;
732       case Iop_CmpNEZ16x8: vex_printf("CmpNEZ16x8"); return;
733       case Iop_CmpNEZ32x4: vex_printf("CmpNEZ32x4"); return;
734       case Iop_CmpNEZ64x2: vex_printf("CmpNEZ64x2"); return;
735 
736       case Iop_Abs8x16: vex_printf("Abs8x16"); return;
737       case Iop_Abs16x8: vex_printf("Abs16x8"); return;
738       case Iop_Abs32x4: vex_printf("Abs32x4"); return;
739       case Iop_Abs64x2: vex_printf("Abs64x2"); return;
740 
741       case Iop_Add8x16:   vex_printf("Add8x16"); return;
742       case Iop_Add16x8:   vex_printf("Add16x8"); return;
743       case Iop_Add32x4:   vex_printf("Add32x4"); return;
744       case Iop_Add64x2:   vex_printf("Add64x2"); return;
745       case Iop_QAdd8Ux16: vex_printf("QAdd8Ux16"); return;
746       case Iop_QAdd16Ux8: vex_printf("QAdd16Ux8"); return;
747       case Iop_QAdd32Ux4: vex_printf("QAdd32Ux4"); return;
748       case Iop_QAdd8Sx16: vex_printf("QAdd8Sx16"); return;
749       case Iop_QAdd16Sx8: vex_printf("QAdd16Sx8"); return;
750       case Iop_QAdd32Sx4: vex_printf("QAdd32Sx4"); return;
751       case Iop_QAdd64Ux2: vex_printf("QAdd64Ux2"); return;
752       case Iop_QAdd64Sx2: vex_printf("QAdd64Sx2"); return;
753 
754       case Iop_QAddExtUSsatSS8x16: vex_printf("QAddExtUSsatSS8x16"); return;
755       case Iop_QAddExtUSsatSS16x8: vex_printf("QAddExtUSsatSS16x8"); return;
756       case Iop_QAddExtUSsatSS32x4: vex_printf("QAddExtUSsatSS32x4"); return;
757       case Iop_QAddExtUSsatSS64x2: vex_printf("QAddExtUSsatSS64x2"); return;
758       case Iop_QAddExtSUsatUU8x16: vex_printf("QAddExtSUsatUU8x16"); return;
759       case Iop_QAddExtSUsatUU16x8: vex_printf("QAddExtSUsatUU16x8"); return;
760       case Iop_QAddExtSUsatUU32x4: vex_printf("QAddExtSUsatUU32x4"); return;
761       case Iop_QAddExtSUsatUU64x2: vex_printf("QAddExtSUsatUU64x2"); return;
762 
763       case Iop_PwAdd8x16: vex_printf("PwAdd8x16"); return;
764       case Iop_PwAdd16x8: vex_printf("PwAdd16x8"); return;
765       case Iop_PwAdd32x4: vex_printf("PwAdd32x4"); return;
766       case Iop_PwAddL8Ux16: vex_printf("PwAddL8Ux16"); return;
767       case Iop_PwAddL16Ux8: vex_printf("PwAddL16Ux8"); return;
768       case Iop_PwAddL32Ux4: vex_printf("PwAddL32Ux4"); return;
769       case Iop_PwAddL8Sx16: vex_printf("PwAddL8Sx16"); return;
770       case Iop_PwAddL16Sx8: vex_printf("PwAddL16Sx8"); return;
771       case Iop_PwAddL32Sx4: vex_printf("PwAddL32Sx4"); return;
772 
773       case Iop_Sub8x16:   vex_printf("Sub8x16"); return;
774       case Iop_Sub16x8:   vex_printf("Sub16x8"); return;
775       case Iop_Sub32x4:   vex_printf("Sub32x4"); return;
776       case Iop_Sub64x2:   vex_printf("Sub64x2"); return;
777       case Iop_QSub8Ux16: vex_printf("QSub8Ux16"); return;
778       case Iop_QSub16Ux8: vex_printf("QSub16Ux8"); return;
779       case Iop_QSub32Ux4: vex_printf("QSub32Ux4"); return;
780       case Iop_QSub8Sx16: vex_printf("QSub8Sx16"); return;
781       case Iop_QSub16Sx8: vex_printf("QSub16Sx8"); return;
782       case Iop_QSub32Sx4: vex_printf("QSub32Sx4"); return;
783       case Iop_QSub64Ux2: vex_printf("QSub64Ux2"); return;
784       case Iop_QSub64Sx2: vex_printf("QSub64Sx2"); return;
785 
786       case Iop_Mul8x16:    vex_printf("Mul8x16"); return;
787       case Iop_Mul16x8:    vex_printf("Mul16x8"); return;
788       case Iop_Mul32x4:    vex_printf("Mul32x4"); return;
789       case Iop_Mull8Ux8:    vex_printf("Mull8Ux8"); return;
790       case Iop_Mull8Sx8:    vex_printf("Mull8Sx8"); return;
791       case Iop_Mull16Ux4:    vex_printf("Mull16Ux4"); return;
792       case Iop_Mull16Sx4:    vex_printf("Mull16Sx4"); return;
793       case Iop_Mull32Ux2:    vex_printf("Mull32Ux2"); return;
794       case Iop_Mull32Sx2:    vex_printf("Mull32Sx2"); return;
795       case Iop_PolynomialMul8x16: vex_printf("PolynomialMul8x16"); return;
796       case Iop_PolynomialMull8x8: vex_printf("PolynomialMull8x8"); return;
797       case Iop_MulHi16Ux8: vex_printf("MulHi16Ux8"); return;
798       case Iop_MulHi32Ux4: vex_printf("MulHi32Ux4"); return;
799       case Iop_MulHi16Sx8: vex_printf("MulHi16Sx8"); return;
800       case Iop_MulHi32Sx4: vex_printf("MulHi32Sx4"); return;
801       case Iop_QDMulHi16Sx8: vex_printf("QDMulHi16Sx8"); return;
802       case Iop_QDMulHi32Sx4: vex_printf("QDMulHi32Sx4"); return;
803       case Iop_QRDMulHi16Sx8: vex_printf("QRDMulHi16Sx8"); return;
804       case Iop_QRDMulHi32Sx4: vex_printf("QRDMulHi32Sx4"); return;
805 
806       case Iop_MullEven8Ux16: vex_printf("MullEven8Ux16"); return;
807       case Iop_MullEven16Ux8: vex_printf("MullEven16Ux8"); return;
808       case Iop_MullEven32Ux4: vex_printf("MullEven32Ux4"); return;
809       case Iop_MullEven8Sx16: vex_printf("MullEven8Sx16"); return;
810       case Iop_MullEven16Sx8: vex_printf("MullEven16Sx8"); return;
811       case Iop_MullEven32Sx4: vex_printf("MullEven32Sx4"); return;
812 
813       case Iop_PolynomialMulAdd8x16:
814          vex_printf("PolynomialMulAdd8x16"); return;
815       case Iop_PolynomialMulAdd16x8:
816          vex_printf("PolynomialMulAdd16x8"); return;
817       case Iop_PolynomialMulAdd32x4:
818          vex_printf("PolynomialMulAdd32x4"); return;
819       case Iop_PolynomialMulAdd64x2:
820          vex_printf("PolynomialMulAdd64x2"); return;
821 
822       case Iop_Avg8Ux16: vex_printf("Avg8Ux16"); return;
823       case Iop_Avg16Ux8: vex_printf("Avg16Ux8"); return;
824       case Iop_Avg32Ux4: vex_printf("Avg32Ux4"); return;
825       case Iop_Avg8Sx16: vex_printf("Avg8Sx16"); return;
826       case Iop_Avg16Sx8: vex_printf("Avg16Sx8"); return;
827       case Iop_Avg32Sx4: vex_printf("Avg32Sx4"); return;
828 
829       case Iop_Max8Sx16: vex_printf("Max8Sx16"); return;
830       case Iop_Max16Sx8: vex_printf("Max16Sx8"); return;
831       case Iop_Max32Sx4: vex_printf("Max32Sx4"); return;
832       case Iop_Max64Sx2: vex_printf("Max64Sx2"); return;
833       case Iop_Max8Ux16: vex_printf("Max8Ux16"); return;
834       case Iop_Max16Ux8: vex_printf("Max16Ux8"); return;
835       case Iop_Max32Ux4: vex_printf("Max32Ux4"); return;
836       case Iop_Max64Ux2: vex_printf("Max64Ux2"); return;
837 
838       case Iop_Min8Sx16: vex_printf("Min8Sx16"); return;
839       case Iop_Min16Sx8: vex_printf("Min16Sx8"); return;
840       case Iop_Min32Sx4: vex_printf("Min32Sx4"); return;
841       case Iop_Min64Sx2: vex_printf("Min64Sx2"); return;
842       case Iop_Min8Ux16: vex_printf("Min8Ux16"); return;
843       case Iop_Min16Ux8: vex_printf("Min16Ux8"); return;
844       case Iop_Min32Ux4: vex_printf("Min32Ux4"); return;
845       case Iop_Min64Ux2: vex_printf("Min64Ux2"); return;
846 
847       case Iop_CmpEQ8x16:  vex_printf("CmpEQ8x16"); return;
848       case Iop_CmpEQ16x8:  vex_printf("CmpEQ16x8"); return;
849       case Iop_CmpEQ32x4:  vex_printf("CmpEQ32x4"); return;
850       case Iop_CmpEQ64x2:  vex_printf("CmpEQ64x2"); return;
851       case Iop_CmpGT8Sx16: vex_printf("CmpGT8Sx16"); return;
852       case Iop_CmpGT16Sx8: vex_printf("CmpGT16Sx8"); return;
853       case Iop_CmpGT32Sx4: vex_printf("CmpGT32Sx4"); return;
854       case Iop_CmpGT64Sx2: vex_printf("CmpGT64Sx2"); return;
855       case Iop_CmpGT8Ux16: vex_printf("CmpGT8Ux16"); return;
856       case Iop_CmpGT16Ux8: vex_printf("CmpGT16Ux8"); return;
857       case Iop_CmpGT32Ux4: vex_printf("CmpGT32Ux4"); return;
858       case Iop_CmpGT64Ux2: vex_printf("CmpGT64Ux2"); return;
859 
860       case Iop_Cnt8x16: vex_printf("Cnt8x16"); return;
861       case Iop_Clz8x16: vex_printf("Clz8x16"); return;
862       case Iop_Clz16x8: vex_printf("Clz16x8"); return;
863       case Iop_Clz32x4: vex_printf("Clz32x4"); return;
864       case Iop_Clz64x2: vex_printf("Clz64x2"); return;
865       case Iop_Cls8x16: vex_printf("Cls8x16"); return;
866       case Iop_Cls16x8: vex_printf("Cls16x8"); return;
867       case Iop_Cls32x4: vex_printf("Cls32x4"); return;
868 
869       case Iop_ShlV128: vex_printf("ShlV128"); return;
870       case Iop_ShrV128: vex_printf("ShrV128"); return;
871 
872       case Iop_ShlN8x16: vex_printf("ShlN8x16"); return;
873       case Iop_ShlN16x8: vex_printf("ShlN16x8"); return;
874       case Iop_ShlN32x4: vex_printf("ShlN32x4"); return;
875       case Iop_ShlN64x2: vex_printf("ShlN64x2"); return;
876       case Iop_ShrN8x16: vex_printf("ShrN8x16"); return;
877       case Iop_ShrN16x8: vex_printf("ShrN16x8"); return;
878       case Iop_ShrN32x4: vex_printf("ShrN32x4"); return;
879       case Iop_ShrN64x2: vex_printf("ShrN64x2"); return;
880       case Iop_SarN8x16: vex_printf("SarN8x16"); return;
881       case Iop_SarN16x8: vex_printf("SarN16x8"); return;
882       case Iop_SarN32x4: vex_printf("SarN32x4"); return;
883       case Iop_SarN64x2: vex_printf("SarN64x2"); return;
884 
885       case Iop_Shl8x16: vex_printf("Shl8x16"); return;
886       case Iop_Shl16x8: vex_printf("Shl16x8"); return;
887       case Iop_Shl32x4: vex_printf("Shl32x4"); return;
888       case Iop_Shl64x2: vex_printf("Shl64x2"); return;
889       case Iop_QSal8x16: vex_printf("QSal8x16"); return;
890       case Iop_QSal16x8: vex_printf("QSal16x8"); return;
891       case Iop_QSal32x4: vex_printf("QSal32x4"); return;
892       case Iop_QSal64x2: vex_printf("QSal64x2"); return;
893       case Iop_QShl8x16: vex_printf("QShl8x16"); return;
894       case Iop_QShl16x8: vex_printf("QShl16x8"); return;
895       case Iop_QShl32x4: vex_printf("QShl32x4"); return;
896       case Iop_QShl64x2: vex_printf("QShl64x2"); return;
897       case Iop_QShlNsatSS8x16: vex_printf("QShlNsatSS8x16"); return;
898       case Iop_QShlNsatSS16x8: vex_printf("QShlNsatSS16x8"); return;
899       case Iop_QShlNsatSS32x4: vex_printf("QShlNsatSS32x4"); return;
900       case Iop_QShlNsatSS64x2: vex_printf("QShlNsatSS64x2"); return;
901       case Iop_QShlNsatUU8x16: vex_printf("QShlNsatUU8x16"); return;
902       case Iop_QShlNsatUU16x8: vex_printf("QShlNsatUU16x8"); return;
903       case Iop_QShlNsatUU32x4: vex_printf("QShlNsatUU32x4"); return;
904       case Iop_QShlNsatUU64x2: vex_printf("QShlNsatUU64x2"); return;
905       case Iop_QShlNsatSU8x16: vex_printf("QShlNsatSU8x16"); return;
906       case Iop_QShlNsatSU16x8: vex_printf("QShlNsatSU16x8"); return;
907       case Iop_QShlNsatSU32x4: vex_printf("QShlNsatSU32x4"); return;
908       case Iop_QShlNsatSU64x2: vex_printf("QShlNsatSU64x2"); return;
909       case Iop_Shr8x16: vex_printf("Shr8x16"); return;
910       case Iop_Shr16x8: vex_printf("Shr16x8"); return;
911       case Iop_Shr32x4: vex_printf("Shr32x4"); return;
912       case Iop_Shr64x2: vex_printf("Shr64x2"); return;
913       case Iop_Sar8x16: vex_printf("Sar8x16"); return;
914       case Iop_Sar16x8: vex_printf("Sar16x8"); return;
915       case Iop_Sar32x4: vex_printf("Sar32x4"); return;
916       case Iop_Sar64x2: vex_printf("Sar64x2"); return;
917       case Iop_Sal8x16: vex_printf("Sal8x16"); return;
918       case Iop_Sal16x8: vex_printf("Sal16x8"); return;
919       case Iop_Sal32x4: vex_printf("Sal32x4"); return;
920       case Iop_Sal64x2: vex_printf("Sal64x2"); return;
921       case Iop_Rol8x16: vex_printf("Rol8x16"); return;
922       case Iop_Rol16x8: vex_printf("Rol16x8"); return;
923       case Iop_Rol32x4: vex_printf("Rol32x4"); return;
924       case Iop_Rol64x2: vex_printf("Rol64x2"); return;
925 
926       case Iop_QandUQsh8x16: vex_printf("QandUQsh8x16"); return;
927       case Iop_QandUQsh16x8: vex_printf("QandUQsh16x8"); return;
928       case Iop_QandUQsh32x4: vex_printf("QandUQsh32x4"); return;
929       case Iop_QandUQsh64x2: vex_printf("QandUQsh64x2"); return;
930       case Iop_QandSQsh8x16: vex_printf("QandSQsh8x16"); return;
931       case Iop_QandSQsh16x8: vex_printf("QandSQsh16x8"); return;
932       case Iop_QandSQsh32x4: vex_printf("QandSQsh32x4"); return;
933       case Iop_QandSQsh64x2: vex_printf("QandSQsh64x2"); return;
934       case Iop_QandUQRsh8x16: vex_printf("QandUQRsh8x16"); return;
935       case Iop_QandUQRsh16x8: vex_printf("QandUQRsh16x8"); return;
936       case Iop_QandUQRsh32x4: vex_printf("QandUQRsh32x4"); return;
937       case Iop_QandUQRsh64x2: vex_printf("QandUQRsh64x2"); return;
938       case Iop_QandSQRsh8x16: vex_printf("QandSQRsh8x16"); return;
939       case Iop_QandSQRsh16x8: vex_printf("QandSQRsh16x8"); return;
940       case Iop_QandSQRsh32x4: vex_printf("QandSQRsh32x4"); return;
941       case Iop_QandSQRsh64x2: vex_printf("QandSQRsh64x2"); return;
942 
943       case Iop_Sh8Sx16: vex_printf("Sh8Sx16"); return;
944       case Iop_Sh16Sx8: vex_printf("Sh16Sx8"); return;
945       case Iop_Sh32Sx4: vex_printf("Sh32Sx4"); return;
946       case Iop_Sh64Sx2: vex_printf("Sh64Sx2"); return;
947       case Iop_Sh8Ux16: vex_printf("Sh8Ux16"); return;
948       case Iop_Sh16Ux8: vex_printf("Sh16Ux8"); return;
949       case Iop_Sh32Ux4: vex_printf("Sh32Ux4"); return;
950       case Iop_Sh64Ux2: vex_printf("Sh64Ux2"); return;
951       case Iop_Rsh8Sx16: vex_printf("Rsh8Sx16"); return;
952       case Iop_Rsh16Sx8: vex_printf("Rsh16Sx8"); return;
953       case Iop_Rsh32Sx4: vex_printf("Rsh32Sx4"); return;
954       case Iop_Rsh64Sx2: vex_printf("Rsh64Sx2"); return;
955       case Iop_Rsh8Ux16: vex_printf("Rsh8Ux16"); return;
956       case Iop_Rsh16Ux8: vex_printf("Rsh16Ux8"); return;
957       case Iop_Rsh32Ux4: vex_printf("Rsh32Ux4"); return;
958       case Iop_Rsh64Ux2: vex_printf("Rsh64Ux2"); return;
959 
960       case Iop_QandQShrNnarrow16Uto8Ux8:
961          vex_printf("QandQShrNnarrow16Uto8Ux8"); return;
962       case Iop_QandQShrNnarrow32Uto16Ux4:
963          vex_printf("QandQShrNnarrow32Uto16Ux4"); return;
964       case Iop_QandQShrNnarrow64Uto32Ux2:
965          vex_printf("QandQShrNnarrow64Uto32Ux2"); return;
966       case Iop_QandQSarNnarrow16Sto8Sx8:
967          vex_printf("QandQSarNnarrow16Sto8Sx8"); return;
968       case Iop_QandQSarNnarrow32Sto16Sx4:
969          vex_printf("QandQSarNnarrow32Sto16Sx4"); return;
970       case Iop_QandQSarNnarrow64Sto32Sx2:
971          vex_printf("QandQSarNnarrow64Sto32Sx2"); return;
972       case Iop_QandQSarNnarrow16Sto8Ux8:
973          vex_printf("QandQSarNnarrow16Sto8Ux8"); return;
974       case Iop_QandQSarNnarrow32Sto16Ux4:
975          vex_printf("QandQSarNnarrow32Sto16Ux4"); return;
976       case Iop_QandQSarNnarrow64Sto32Ux2:
977          vex_printf("QandQSarNnarrow64Sto32Ux2"); return;
978       case Iop_QandQRShrNnarrow16Uto8Ux8:
979          vex_printf("QandQRShrNnarrow16Uto8Ux8"); return;
980       case Iop_QandQRShrNnarrow32Uto16Ux4:
981          vex_printf("QandQRShrNnarrow32Uto16Ux4"); return;
982       case Iop_QandQRShrNnarrow64Uto32Ux2:
983          vex_printf("QandQRShrNnarrow64Uto32Ux2"); return;
984       case Iop_QandQRSarNnarrow16Sto8Sx8:
985          vex_printf("QandQRSarNnarrow16Sto8Sx8"); return;
986       case Iop_QandQRSarNnarrow32Sto16Sx4:
987          vex_printf("QandQRSarNnarrow32Sto16Sx4"); return;
988       case Iop_QandQRSarNnarrow64Sto32Sx2:
989          vex_printf("QandQRSarNnarrow64Sto32Sx2"); return;
990       case Iop_QandQRSarNnarrow16Sto8Ux8:
991          vex_printf("QandQRSarNnarrow16Sto8Ux8"); return;
992       case Iop_QandQRSarNnarrow32Sto16Ux4:
993          vex_printf("QandQRSarNnarrow32Sto16Ux4"); return;
994       case Iop_QandQRSarNnarrow64Sto32Ux2:
995          vex_printf("QandQRSarNnarrow64Sto32Ux2"); return;
996 
997       case Iop_NarrowBin16to8x16:    vex_printf("NarrowBin16to8x16"); return;
998       case Iop_NarrowBin32to16x8:    vex_printf("NarrowBin32to16x8"); return;
999       case Iop_QNarrowBin16Uto8Ux16: vex_printf("QNarrowBin16Uto8Ux16"); return;
1000       case Iop_QNarrowBin32Sto16Ux8: vex_printf("QNarrowBin32Sto16Ux8"); return;
1001       case Iop_QNarrowBin16Sto8Ux16: vex_printf("QNarrowBin16Sto8Ux16"); return;
1002       case Iop_QNarrowBin32Uto16Ux8: vex_printf("QNarrowBin32Uto16Ux8"); return;
1003       case Iop_QNarrowBin16Sto8Sx16: vex_printf("QNarrowBin16Sto8Sx16"); return;
1004       case Iop_QNarrowBin32Sto16Sx8: vex_printf("QNarrowBin32Sto16Sx8"); return;
1005       case Iop_NarrowUn16to8x8:     vex_printf("NarrowUn16to8x8");  return;
1006       case Iop_NarrowUn32to16x4:    vex_printf("NarrowUn32to16x4"); return;
1007       case Iop_NarrowUn64to32x2:    vex_printf("NarrowUn64to32x2"); return;
1008       case Iop_QNarrowUn16Uto8Ux8:  vex_printf("QNarrowUn16Uto8Ux8");  return;
1009       case Iop_QNarrowUn32Uto16Ux4: vex_printf("QNarrowUn32Uto16Ux4"); return;
1010       case Iop_QNarrowUn64Uto32Ux2: vex_printf("QNarrowUn64Uto32Ux2"); return;
1011       case Iop_QNarrowUn16Sto8Sx8:  vex_printf("QNarrowUn16Sto8Sx8");  return;
1012       case Iop_QNarrowUn32Sto16Sx4: vex_printf("QNarrowUn32Sto16Sx4"); return;
1013       case Iop_QNarrowUn64Sto32Sx2: vex_printf("QNarrowUn64Sto32Sx2"); return;
1014       case Iop_QNarrowUn16Sto8Ux8:  vex_printf("QNarrowUn16Sto8Ux8");  return;
1015       case Iop_QNarrowUn32Sto16Ux4: vex_printf("QNarrowUn32Sto16Ux4"); return;
1016       case Iop_QNarrowUn64Sto32Ux2: vex_printf("QNarrowUn64Sto32Ux2"); return;
1017       case Iop_Widen8Uto16x8:  vex_printf("Widen8Uto16x8");  return;
1018       case Iop_Widen16Uto32x4: vex_printf("Widen16Uto32x4"); return;
1019       case Iop_Widen32Uto64x2: vex_printf("Widen32Uto64x2"); return;
1020       case Iop_Widen8Sto16x8:  vex_printf("Widen8Sto16x8");  return;
1021       case Iop_Widen16Sto32x4: vex_printf("Widen16Sto32x4"); return;
1022       case Iop_Widen32Sto64x2: vex_printf("Widen32Sto64x2"); return;
1023 
1024       case Iop_InterleaveHI8x16: vex_printf("InterleaveHI8x16"); return;
1025       case Iop_InterleaveHI16x8: vex_printf("InterleaveHI16x8"); return;
1026       case Iop_InterleaveHI32x4: vex_printf("InterleaveHI32x4"); return;
1027       case Iop_InterleaveHI64x2: vex_printf("InterleaveHI64x2"); return;
1028       case Iop_InterleaveLO8x16: vex_printf("InterleaveLO8x16"); return;
1029       case Iop_InterleaveLO16x8: vex_printf("InterleaveLO16x8"); return;
1030       case Iop_InterleaveLO32x4: vex_printf("InterleaveLO32x4"); return;
1031       case Iop_InterleaveLO64x2: vex_printf("InterleaveLO64x2"); return;
1032 
1033       case Iop_CatOddLanes8x16: vex_printf("CatOddLanes8x16"); return;
1034       case Iop_CatOddLanes16x8: vex_printf("CatOddLanes16x8"); return;
1035       case Iop_CatOddLanes32x4: vex_printf("CatOddLanes32x4"); return;
1036       case Iop_CatEvenLanes8x16: vex_printf("CatEvenLanes8x16"); return;
1037       case Iop_CatEvenLanes16x8: vex_printf("CatEvenLanes16x8"); return;
1038       case Iop_CatEvenLanes32x4: vex_printf("CatEvenLanes32x4"); return;
1039 
1040       case Iop_InterleaveOddLanes8x16: vex_printf("InterleaveOddLanes8x16"); return;
1041       case Iop_InterleaveOddLanes16x8: vex_printf("InterleaveOddLanes16x8"); return;
1042       case Iop_InterleaveOddLanes32x4: vex_printf("InterleaveOddLanes32x4"); return;
1043       case Iop_InterleaveEvenLanes8x16: vex_printf("InterleaveEvenLanes8x16"); return;
1044       case Iop_InterleaveEvenLanes16x8: vex_printf("InterleaveEvenLanes16x8"); return;
1045       case Iop_InterleaveEvenLanes32x4: vex_printf("InterleaveEvenLanes32x4"); return;
1046 
1047       case Iop_GetElem8x16: vex_printf("GetElem8x16"); return;
1048       case Iop_GetElem16x8: vex_printf("GetElem16x8"); return;
1049       case Iop_GetElem32x4: vex_printf("GetElem32x4"); return;
1050       case Iop_GetElem64x2: vex_printf("GetElem64x2"); return;
1051 
1052       case Iop_GetElem8x8: vex_printf("GetElem8x8"); return;
1053       case Iop_GetElem16x4: vex_printf("GetElem16x4"); return;
1054       case Iop_GetElem32x2: vex_printf("GetElem32x2"); return;
1055       case Iop_SetElem8x8: vex_printf("SetElem8x8"); return;
1056       case Iop_SetElem16x4: vex_printf("SetElem16x4"); return;
1057       case Iop_SetElem32x2: vex_printf("SetElem32x2"); return;
1058 
1059       case Iop_Slice64: vex_printf("Slice64"); return;
1060       case Iop_SliceV128: vex_printf("SliceV128"); return;
1061 
1062       case Iop_Perm8x16: vex_printf("Perm8x16"); return;
1063       case Iop_Perm32x4: vex_printf("Perm32x4"); return;
1064       case Iop_Reverse8sIn16_x8: vex_printf("Reverse8sIn16_x8"); return;
1065       case Iop_Reverse8sIn32_x4: vex_printf("Reverse8sIn32_x4"); return;
1066       case Iop_Reverse16sIn32_x4: vex_printf("Reverse16sIn32_x4"); return;
1067       case Iop_Reverse8sIn64_x2: vex_printf("Reverse8sIn64_x2"); return;
1068       case Iop_Reverse16sIn64_x2: vex_printf("Reverse16sIn64_x2"); return;
1069       case Iop_Reverse32sIn64_x2: vex_printf("Reverse32sIn64_x2"); return;
1070       case Iop_Reverse1sIn8_x16: vex_printf("Reverse1sIn8_x16"); return;
1071 
1072       case Iop_F32ToFixed32Ux4_RZ: vex_printf("F32ToFixed32Ux4_RZ"); return;
1073       case Iop_F32ToFixed32Sx4_RZ: vex_printf("F32ToFixed32Sx4_RZ"); return;
1074       case Iop_Fixed32UToF32x4_RN: vex_printf("Fixed32UToF32x4_RN"); return;
1075       case Iop_Fixed32SToF32x4_RN: vex_printf("Fixed32SToF32x4_RN"); return;
1076       case Iop_F32ToFixed32Ux2_RZ: vex_printf("F32ToFixed32Ux2_RZ"); return;
1077       case Iop_F32ToFixed32Sx2_RZ: vex_printf("F32ToFixed32Sx2_RZ"); return;
1078       case Iop_Fixed32UToF32x2_RN: vex_printf("Fixed32UToF32x2_RN"); return;
1079       case Iop_Fixed32SToF32x2_RN: vex_printf("Fixed32SToF32x2_RN"); return;
1080 
1081       case Iop_D32toD64:  vex_printf("D32toD64");   return;
1082       case Iop_D64toD32:  vex_printf("D64toD32");   return;
1083       case Iop_AddD64:  vex_printf("AddD64");   return;
1084       case Iop_SubD64:  vex_printf("SubD64");   return;
1085       case Iop_MulD64:  vex_printf("MulD64");   return;
1086       case Iop_DivD64:  vex_printf("DivD64");   return;
1087       case Iop_ShlD64:  vex_printf("ShlD64"); return;
1088       case Iop_ShrD64:  vex_printf("ShrD64"); return;
1089       case Iop_D64toI32S:  vex_printf("D64toI32S");  return;
1090       case Iop_D64toI32U:  vex_printf("D64toI32U");  return;
1091       case Iop_D64toI64S:  vex_printf("D64toI64S");  return;
1092       case Iop_D64toI64U:  vex_printf("D64toI64U");  return;
1093       case Iop_I32StoD64:  vex_printf("I32StoD64");  return;
1094       case Iop_I32UtoD64:  vex_printf("I32UtoD64");  return;
1095       case Iop_I64StoD64:  vex_printf("I64StoD64");  return;
1096       case Iop_I64UtoD64:  vex_printf("I64UtoD64");  return;
1097       case Iop_I32StoD128: vex_printf("I32StoD128"); return;
1098       case Iop_I32UtoD128: vex_printf("I32UtoD128"); return;
1099       case Iop_I64StoD128: vex_printf("I64StoD128"); return;
1100       case Iop_I64UtoD128: vex_printf("I64UtoD128"); return;
1101       case Iop_D64toD128:  vex_printf("D64toD128");  return;
1102       case Iop_D128toD64:  vex_printf("D128toD64");  return;
1103       case Iop_D128toI32S: vex_printf("D128toI32S"); return;
1104       case Iop_D128toI32U: vex_printf("D128toI32U"); return;
1105       case Iop_D128toI64S: vex_printf("D128toI64S"); return;
1106       case Iop_D128toI64U: vex_printf("D128toI64U"); return;
1107       case Iop_F32toD32:   vex_printf("F32toD32");   return;
1108       case Iop_F32toD64:   vex_printf("F32toD64");   return;
1109       case Iop_F32toD128:  vex_printf("F32toD128");  return;
1110       case Iop_F64toD32:   vex_printf("F64toD32");   return;
1111       case Iop_F64toD64:   vex_printf("F64toD64");   return;
1112       case Iop_F64toD128:  vex_printf("F64toD128");  return;
1113       case Iop_F128toD32:  vex_printf("F128toD32");  return;
1114       case Iop_F128toD64:  vex_printf("F128toD64");  return;
1115       case Iop_F128toD128: vex_printf("F128toD128"); return;
1116       case Iop_D32toF32:   vex_printf("D32toF32");   return;
1117       case Iop_D32toF64:   vex_printf("D32toF64");   return;
1118       case Iop_D32toF128:  vex_printf("D32toF128");  return;
1119       case Iop_D64toF32:   vex_printf("D64toF32");   return;
1120       case Iop_D64toF64:   vex_printf("D64toF64");   return;
1121       case Iop_D64toF128:  vex_printf("D64toF128");  return;
1122       case Iop_D128toF32:  vex_printf("D128toF32");  return;
1123       case Iop_D128toF64:  vex_printf("D128toF64");  return;
1124       case Iop_D128toF128: vex_printf("D128toF128"); return;
1125       case Iop_AddD128: vex_printf("AddD128");  return;
1126       case Iop_SubD128: vex_printf("SubD128");  return;
1127       case Iop_MulD128: vex_printf("MulD128");  return;
1128       case Iop_DivD128: vex_printf("DivD128");  return;
1129       case Iop_ShlD128: vex_printf("ShlD128");  return;
1130       case Iop_ShrD128: vex_printf("ShrD128");  return;
1131       case Iop_RoundD64toInt:  vex_printf("RoundD64toInt");  return;
1132       case Iop_RoundD128toInt: vex_printf("RoundD128toInt"); return;
1133       case Iop_QuantizeD64:    vex_printf("QuantizeD64");    return;
1134       case Iop_QuantizeD128:   vex_printf("QuantizeD128");   return;
1135       case Iop_ExtractExpD64:  vex_printf("ExtractExpD64");  return;
1136       case Iop_ExtractExpD128: vex_printf("ExtractExpD128"); return;
1137       case Iop_ExtractSigD64:  vex_printf("ExtractSigD64");  return;
1138       case Iop_ExtractSigD128: vex_printf("ExtractSigD128"); return;
1139       case Iop_InsertExpD64:   vex_printf("InsertExpD64");   return;
1140       case Iop_InsertExpD128:  vex_printf("InsertExpD128");  return;
1141       case Iop_CmpD64:         vex_printf("CmpD64");     return;
1142       case Iop_CmpD128:        vex_printf("CmpD128");    return;
1143       case Iop_CmpExpD64:      vex_printf("CmpExpD64");  return;
1144       case Iop_CmpExpD128:     vex_printf("CmpExpD128"); return;
1145       case Iop_D64HLtoD128: vex_printf("D64HLtoD128");   return;
1146       case Iop_D128HItoD64: vex_printf("D128HItoD64");   return;
1147       case Iop_D128LOtoD64: vex_printf("D128LOtoD64");   return;
1148       case Iop_SignificanceRoundD64: vex_printf("SignificanceRoundD64");
1149          return;
1150       case Iop_SignificanceRoundD128: vex_printf("SignificanceRoundD128");
1151          return;
1152       case Iop_ReinterpI64asD64: vex_printf("ReinterpI64asD64"); return;
1153       case Iop_ReinterpD64asI64: vex_printf("ReinterpD64asI64"); return;
1154       case Iop_V256to64_0: vex_printf("V256to64_0"); return;
1155       case Iop_V256to64_1: vex_printf("V256to64_1"); return;
1156       case Iop_V256to64_2: vex_printf("V256to64_2"); return;
1157       case Iop_V256to64_3: vex_printf("V256to64_3"); return;
1158       case Iop_64x4toV256: vex_printf("64x4toV256"); return;
1159       case Iop_V256toV128_0: vex_printf("V256toV128_0"); return;
1160       case Iop_V256toV128_1: vex_printf("V256toV128_1"); return;
1161       case Iop_V128HLtoV256: vex_printf("V128HLtoV256"); return;
1162       case Iop_DPBtoBCD: vex_printf("DPBtoBCD"); return;
1163       case Iop_BCDtoDPB: vex_printf("BCDtoDPB"); return;
1164       case Iop_Add64Fx4: vex_printf("Add64Fx4"); return;
1165       case Iop_Sub64Fx4: vex_printf("Sub64Fx4"); return;
1166       case Iop_Mul64Fx4: vex_printf("Mul64Fx4"); return;
1167       case Iop_Div64Fx4: vex_printf("Div64Fx4"); return;
1168       case Iop_Add32Fx8: vex_printf("Add32Fx8"); return;
1169       case Iop_Sub32Fx8: vex_printf("Sub32Fx8"); return;
1170       case Iop_Mul32Fx8: vex_printf("Mul32Fx8"); return;
1171       case Iop_Div32Fx8: vex_printf("Div32Fx8"); return;
1172       case Iop_AndV256: vex_printf("AndV256"); return;
1173       case Iop_OrV256:  vex_printf("OrV256"); return;
1174       case Iop_XorV256: vex_printf("XorV256"); return;
1175       case Iop_NotV256: vex_printf("NotV256"); return;
1176       case Iop_CmpNEZ64x4: vex_printf("CmpNEZ64x4"); return;
1177       case Iop_CmpNEZ32x8: vex_printf("CmpNEZ32x8"); return;
1178       case Iop_CmpNEZ16x16: vex_printf("CmpNEZ16x16"); return;
1179       case Iop_CmpNEZ8x32: vex_printf("CmpNEZ8x32"); return;
1180 
1181       case Iop_Add8x32:   vex_printf("Add8x32"); return;
1182       case Iop_Add16x16:  vex_printf("Add16x16"); return;
1183       case Iop_Add32x8:   vex_printf("Add32x8"); return;
1184       case Iop_Add64x4:   vex_printf("Add64x4"); return;
1185       case Iop_Sub8x32:   vex_printf("Sub8x32"); return;
1186       case Iop_Sub16x16:  vex_printf("Sub16x16"); return;
1187       case Iop_Sub32x8:   vex_printf("Sub32x8"); return;
1188       case Iop_Sub64x4:   vex_printf("Sub64x4"); return;
1189       case Iop_QAdd8Ux32: vex_printf("QAdd8Ux32"); return;
1190       case Iop_QAdd16Ux16: vex_printf("QAdd16Ux16"); return;
1191       case Iop_QAdd8Sx32: vex_printf("QAdd8Sx32"); return;
1192       case Iop_QAdd16Sx16: vex_printf("QAdd16Sx16"); return;
1193       case Iop_QSub8Ux32: vex_printf("QSub8Ux32"); return;
1194       case Iop_QSub16Ux16: vex_printf("QSub16Ux16"); return;
1195       case Iop_QSub8Sx32: vex_printf("QSub8Sx32"); return;
1196       case Iop_QSub16Sx16: vex_printf("QSub16Sx16"); return;
1197 
1198       case Iop_Mul16x16:    vex_printf("Mul16x16"); return;
1199       case Iop_Mul32x8:     vex_printf("Mul32x8"); return;
1200       case Iop_MulHi16Ux16: vex_printf("MulHi16Ux16"); return;
1201       case Iop_MulHi16Sx16: vex_printf("MulHi16Sx16"); return;
1202 
1203       case Iop_Avg8Ux32:  vex_printf("Avg8Ux32"); return;
1204       case Iop_Avg16Ux16: vex_printf("Avg16Ux16"); return;
1205 
1206       case Iop_Max8Sx32:  vex_printf("Max8Sx32"); return;
1207       case Iop_Max16Sx16: vex_printf("Max16Sx16"); return;
1208       case Iop_Max32Sx8:  vex_printf("Max32Sx8"); return;
1209       case Iop_Max8Ux32:  vex_printf("Max8Ux32"); return;
1210       case Iop_Max16Ux16: vex_printf("Max16Ux16"); return;
1211       case Iop_Max32Ux8:  vex_printf("Max32Ux8"); return;
1212 
1213       case Iop_Min8Sx32:  vex_printf("Min8Sx32"); return;
1214       case Iop_Min16Sx16: vex_printf("Min16Sx16"); return;
1215       case Iop_Min32Sx8:  vex_printf("Min32Sx8"); return;
1216       case Iop_Min8Ux32:  vex_printf("Min8Ux32"); return;
1217       case Iop_Min16Ux16: vex_printf("Min16Ux16"); return;
1218       case Iop_Min32Ux8:  vex_printf("Min32Ux8"); return;
1219 
1220       case Iop_CmpEQ8x32:   vex_printf("CmpEQ8x32"); return;
1221       case Iop_CmpEQ16x16:  vex_printf("CmpEQ16x16"); return;
1222       case Iop_CmpEQ32x8:   vex_printf("CmpEQ32x8"); return;
1223       case Iop_CmpEQ64x4:   vex_printf("CmpEQ64x4"); return;
1224       case Iop_CmpGT8Sx32:  vex_printf("CmpGT8Sx32"); return;
1225       case Iop_CmpGT16Sx16: vex_printf("CmpGT16Sx16"); return;
1226       case Iop_CmpGT32Sx8:  vex_printf("CmpGT32Sx8"); return;
1227       case Iop_CmpGT64Sx4:  vex_printf("CmpGT64Sx4"); return;
1228 
1229       case Iop_ShlN16x16:  vex_printf("ShlN16x16"); return;
1230       case Iop_ShlN32x8:   vex_printf("ShlN32x8"); return;
1231       case Iop_ShlN64x4:   vex_printf("ShlN64x4"); return;
1232       case Iop_ShrN16x16:  vex_printf("ShrN16x16"); return;
1233       case Iop_ShrN32x8:   vex_printf("ShrN32x8"); return;
1234       case Iop_ShrN64x4:   vex_printf("ShrN64x4"); return;
1235       case Iop_SarN16x16:  vex_printf("SarN16x16"); return;
1236       case Iop_SarN32x8:   vex_printf("SarN32x8"); return;
1237 
1238       case Iop_Perm32x8:   vex_printf("Perm32x8"); return;
1239 
1240       case Iop_CipherV128:   vex_printf("CipherV128"); return;
1241       case Iop_CipherLV128:  vex_printf("CipherLV128"); return;
1242       case Iop_NCipherV128:  vex_printf("NCipherV128"); return;
1243       case Iop_NCipherLV128: vex_printf("NCipherLV128"); return;
1244       case Iop_CipherSV128:  vex_printf("CipherSV128"); return;
1245 
1246       case Iop_SHA256:  vex_printf("SHA256"); return;
1247       case Iop_SHA512:  vex_printf("SHA512"); return;
1248       case Iop_BCDAdd:  vex_printf("BCDAdd"); return;
1249       case Iop_BCDSub:  vex_printf("BCDSub"); return;
1250 
1251       case Iop_PwBitMtxXpose64x2: vex_printf("BitMatrixTranspose64x2"); return;
1252 
1253       default: vpanic("ppIROp(1)");
1254    }
1255 
1256    vassert(str);
1257    switch (op - base) {
1258       case 0: vex_printf("%s",str); vex_printf("8"); break;
1259       case 1: vex_printf("%s",str); vex_printf("16"); break;
1260       case 2: vex_printf("%s",str); vex_printf("32"); break;
1261       case 3: vex_printf("%s",str); vex_printf("64"); break;
1262       default: vpanic("ppIROp(2)");
1263    }
1264 }
1265 
ppIRExpr(const IRExpr * e)1266 void ppIRExpr ( const IRExpr* e )
1267 {
1268   Int i;
1269   switch (e->tag) {
1270     case Iex_Binder:
1271       vex_printf("BIND-%d", e->Iex.Binder.binder);
1272       break;
1273     case Iex_Get:
1274       vex_printf( "GET:" );
1275       ppIRType(e->Iex.Get.ty);
1276       vex_printf("(%d)", e->Iex.Get.offset);
1277       break;
1278     case Iex_GetI:
1279       vex_printf( "GETI" );
1280       ppIRRegArray(e->Iex.GetI.descr);
1281       vex_printf("[");
1282       ppIRExpr(e->Iex.GetI.ix);
1283       vex_printf(",%d]", e->Iex.GetI.bias);
1284       break;
1285     case Iex_RdTmp:
1286       ppIRTemp(e->Iex.RdTmp.tmp);
1287       break;
1288     case Iex_Qop: {
1289       const IRQop *qop = e->Iex.Qop.details;
1290       ppIROp(qop->op);
1291       vex_printf( "(" );
1292       ppIRExpr(qop->arg1);
1293       vex_printf( "," );
1294       ppIRExpr(qop->arg2);
1295       vex_printf( "," );
1296       ppIRExpr(qop->arg3);
1297       vex_printf( "," );
1298       ppIRExpr(qop->arg4);
1299       vex_printf( ")" );
1300       break;
1301     }
1302     case Iex_Triop: {
1303       const IRTriop *triop = e->Iex.Triop.details;
1304       ppIROp(triop->op);
1305       vex_printf( "(" );
1306       ppIRExpr(triop->arg1);
1307       vex_printf( "," );
1308       ppIRExpr(triop->arg2);
1309       vex_printf( "," );
1310       ppIRExpr(triop->arg3);
1311       vex_printf( ")" );
1312       break;
1313     }
1314     case Iex_Binop:
1315       ppIROp(e->Iex.Binop.op);
1316       vex_printf( "(" );
1317       ppIRExpr(e->Iex.Binop.arg1);
1318       vex_printf( "," );
1319       ppIRExpr(e->Iex.Binop.arg2);
1320       vex_printf( ")" );
1321       break;
1322     case Iex_Unop:
1323       ppIROp(e->Iex.Unop.op);
1324       vex_printf( "(" );
1325       ppIRExpr(e->Iex.Unop.arg);
1326       vex_printf( ")" );
1327       break;
1328     case Iex_Load:
1329       vex_printf( "LD%s:", e->Iex.Load.end==Iend_LE ? "le" : "be" );
1330       ppIRType(e->Iex.Load.ty);
1331       vex_printf( "(" );
1332       ppIRExpr(e->Iex.Load.addr);
1333       vex_printf( ")" );
1334       break;
1335     case Iex_Const:
1336       ppIRConst(e->Iex.Const.con);
1337       break;
1338     case Iex_CCall:
1339       ppIRCallee(e->Iex.CCall.cee);
1340       vex_printf("(");
1341       for (i = 0; e->Iex.CCall.args[i] != NULL; i++) {
1342         IRExpr* arg = e->Iex.CCall.args[i];
1343         ppIRExpr(arg);
1344 
1345         if (e->Iex.CCall.args[i+1] != NULL) {
1346           vex_printf(",");
1347         }
1348       }
1349       vex_printf("):");
1350       ppIRType(e->Iex.CCall.retty);
1351       break;
1352     case Iex_ITE:
1353       vex_printf("ITE(");
1354       ppIRExpr(e->Iex.ITE.cond);
1355       vex_printf(",");
1356       ppIRExpr(e->Iex.ITE.iftrue);
1357       vex_printf(",");
1358       ppIRExpr(e->Iex.ITE.iffalse);
1359       vex_printf(")");
1360       break;
1361     case Iex_VECRET:
1362       vex_printf("VECRET");
1363       break;
1364     case Iex_BBPTR:
1365       vex_printf("BBPTR");
1366       break;
1367     default:
1368       vpanic("ppIRExpr");
1369   }
1370 }
1371 
ppIREffect(IREffect fx)1372 void ppIREffect ( IREffect fx )
1373 {
1374    switch (fx) {
1375       case Ifx_None:   vex_printf("noFX"); return;
1376       case Ifx_Read:   vex_printf("RdFX"); return;
1377       case Ifx_Write:  vex_printf("WrFX"); return;
1378       case Ifx_Modify: vex_printf("MoFX"); return;
1379       default: vpanic("ppIREffect");
1380    }
1381 }
1382 
ppIRDirty(const IRDirty * d)1383 void ppIRDirty ( const IRDirty* d )
1384 {
1385    Int i;
1386    if (d->tmp != IRTemp_INVALID) {
1387       ppIRTemp(d->tmp);
1388       vex_printf(" = ");
1389    }
1390    vex_printf("DIRTY ");
1391    ppIRExpr(d->guard);
1392    if (d->mFx != Ifx_None) {
1393       vex_printf(" ");
1394       ppIREffect(d->mFx);
1395       vex_printf("-mem(");
1396       ppIRExpr(d->mAddr);
1397       vex_printf(",%d)", d->mSize);
1398    }
1399    for (i = 0; i < d->nFxState; i++) {
1400       vex_printf(" ");
1401       ppIREffect(d->fxState[i].fx);
1402       vex_printf("-gst(%u,%u", (UInt)d->fxState[i].offset,
1403                                (UInt)d->fxState[i].size);
1404       if (d->fxState[i].nRepeats > 0) {
1405          vex_printf(",reps%u,step%u", (UInt)d->fxState[i].nRepeats,
1406                                       (UInt)d->fxState[i].repeatLen);
1407       }
1408       vex_printf(")");
1409    }
1410    vex_printf(" ::: ");
1411    ppIRCallee(d->cee);
1412    vex_printf("(");
1413    for (i = 0; d->args[i] != NULL; i++) {
1414       IRExpr* arg = d->args[i];
1415       ppIRExpr(arg);
1416 
1417       if (d->args[i+1] != NULL) {
1418          vex_printf(",");
1419       }
1420    }
1421    vex_printf(")");
1422 }
1423 
ppIRCAS(const IRCAS * cas)1424 void ppIRCAS ( const IRCAS* cas )
1425 {
1426    /* Print even structurally invalid constructions, as an aid to
1427       debugging. */
1428    if (cas->oldHi != IRTemp_INVALID) {
1429       ppIRTemp(cas->oldHi);
1430       vex_printf(",");
1431    }
1432    ppIRTemp(cas->oldLo);
1433    vex_printf(" = CAS%s(", cas->end==Iend_LE ? "le" : "be" );
1434    ppIRExpr(cas->addr);
1435    vex_printf("::");
1436    if (cas->expdHi) {
1437       ppIRExpr(cas->expdHi);
1438       vex_printf(",");
1439    }
1440    ppIRExpr(cas->expdLo);
1441    vex_printf("->");
1442    if (cas->dataHi) {
1443       ppIRExpr(cas->dataHi);
1444       vex_printf(",");
1445    }
1446    ppIRExpr(cas->dataLo);
1447    vex_printf(")");
1448 }
1449 
ppIRPutI(const IRPutI * puti)1450 void ppIRPutI ( const IRPutI* puti )
1451 {
1452    vex_printf( "PUTI" );
1453    ppIRRegArray(puti->descr);
1454    vex_printf("[");
1455    ppIRExpr(puti->ix);
1456    vex_printf(",%d] = ", puti->bias);
1457    ppIRExpr(puti->data);
1458 }
1459 
ppIRStoreG(const IRStoreG * sg)1460 void ppIRStoreG ( const IRStoreG* sg )
1461 {
1462    vex_printf("if (");
1463    ppIRExpr(sg->guard);
1464    vex_printf(") { ST%s(", sg->end==Iend_LE ? "le" : "be");
1465    ppIRExpr(sg->addr);
1466    vex_printf(") = ");
1467    ppIRExpr(sg->data);
1468    vex_printf(" }");
1469 }
1470 
ppIRLoadGOp(IRLoadGOp cvt)1471 void ppIRLoadGOp ( IRLoadGOp cvt )
1472 {
1473    switch (cvt) {
1474       case ILGop_INVALID:   vex_printf("ILGop_INVALID"); break;
1475       case ILGop_IdentV128: vex_printf("IdentV128"); break;
1476       case ILGop_Ident64:   vex_printf("Ident64"); break;
1477       case ILGop_Ident32:   vex_printf("Ident32"); break;
1478       case ILGop_16Uto32:   vex_printf("16Uto32"); break;
1479       case ILGop_16Sto32:   vex_printf("16Sto32"); break;
1480       case ILGop_8Uto32:    vex_printf("8Uto32"); break;
1481       case ILGop_8Sto32:    vex_printf("8Sto32"); break;
1482       default: vpanic("ppIRLoadGOp");
1483    }
1484 }
1485 
ppIRLoadG(const IRLoadG * lg)1486 void ppIRLoadG ( const IRLoadG* lg )
1487 {
1488    ppIRTemp(lg->dst);
1489    vex_printf(" = if-strict (");
1490    ppIRExpr(lg->guard);
1491    vex_printf(") ");
1492    ppIRLoadGOp(lg->cvt);
1493    vex_printf("(LD%s(", lg->end==Iend_LE ? "le" : "be");
1494    ppIRExpr(lg->addr);
1495    vex_printf(")) else ");
1496    ppIRExpr(lg->alt);
1497 }
1498 
ppIRJumpKind(IRJumpKind kind)1499 void ppIRJumpKind ( IRJumpKind kind )
1500 {
1501    switch (kind) {
1502       case Ijk_Boring:        vex_printf("Boring"); break;
1503       case Ijk_Call:          vex_printf("Call"); break;
1504       case Ijk_Ret:           vex_printf("Return"); break;
1505       case Ijk_ClientReq:     vex_printf("ClientReq"); break;
1506       case Ijk_Yield:         vex_printf("Yield"); break;
1507       case Ijk_EmWarn:        vex_printf("EmWarn"); break;
1508       case Ijk_EmFail:        vex_printf("EmFail"); break;
1509       case Ijk_NoDecode:      vex_printf("NoDecode"); break;
1510       case Ijk_MapFail:       vex_printf("MapFail"); break;
1511       case Ijk_InvalICache:   vex_printf("InvalICache"); break;
1512       case Ijk_FlushDCache:   vex_printf("FlushDCache"); break;
1513       case Ijk_NoRedir:       vex_printf("NoRedir"); break;
1514       case Ijk_SigILL:        vex_printf("SigILL"); break;
1515       case Ijk_SigTRAP:       vex_printf("SigTRAP"); break;
1516       case Ijk_SigSEGV:       vex_printf("SigSEGV"); break;
1517       case Ijk_SigBUS:        vex_printf("SigBUS"); break;
1518       case Ijk_SigFPE_IntDiv: vex_printf("SigFPE_IntDiv"); break;
1519       case Ijk_SigFPE_IntOvf: vex_printf("SigFPE_IntOvf"); break;
1520       case Ijk_Sys_syscall:   vex_printf("Sys_syscall"); break;
1521       case Ijk_Sys_int32:     vex_printf("Sys_int32"); break;
1522       case Ijk_Sys_int128:    vex_printf("Sys_int128"); break;
1523       case Ijk_Sys_int129:    vex_printf("Sys_int129"); break;
1524       case Ijk_Sys_int130:    vex_printf("Sys_int130"); break;
1525       case Ijk_Sys_int145:    vex_printf("Sys_int145"); break;
1526       case Ijk_Sys_int210:    vex_printf("Sys_int210"); break;
1527       case Ijk_Sys_sysenter:  vex_printf("Sys_sysenter"); break;
1528       default:                vpanic("ppIRJumpKind");
1529    }
1530 }
1531 
ppIRMBusEvent(IRMBusEvent event)1532 void ppIRMBusEvent ( IRMBusEvent event )
1533 {
1534    switch (event) {
1535       case Imbe_Fence:
1536          vex_printf("Fence"); break;
1537       case Imbe_CancelReservation:
1538          vex_printf("CancelReservation"); break;
1539       default:
1540          vpanic("ppIRMBusEvent");
1541    }
1542 }
1543 
ppIRStmt(const IRStmt * s)1544 void ppIRStmt ( const IRStmt* s )
1545 {
1546    if (!s) {
1547       vex_printf("!!! IRStmt* which is NULL !!!");
1548       return;
1549    }
1550    switch (s->tag) {
1551       case Ist_NoOp:
1552          vex_printf("IR-NoOp");
1553          break;
1554       case Ist_IMark:
1555          vex_printf( "------ IMark(0x%lx, %u, %u) ------",
1556                      s->Ist.IMark.addr, s->Ist.IMark.len,
1557                      (UInt)s->Ist.IMark.delta);
1558          break;
1559       case Ist_AbiHint:
1560          vex_printf("====== AbiHint(");
1561          ppIRExpr(s->Ist.AbiHint.base);
1562          vex_printf(", %d, ", s->Ist.AbiHint.len);
1563          ppIRExpr(s->Ist.AbiHint.nia);
1564          vex_printf(") ======");
1565          break;
1566       case Ist_Put:
1567          vex_printf( "PUT(%d) = ", s->Ist.Put.offset);
1568          ppIRExpr(s->Ist.Put.data);
1569          break;
1570       case Ist_PutI:
1571          ppIRPutI(s->Ist.PutI.details);
1572          break;
1573       case Ist_WrTmp:
1574          ppIRTemp(s->Ist.WrTmp.tmp);
1575          vex_printf( " = " );
1576          ppIRExpr(s->Ist.WrTmp.data);
1577          break;
1578       case Ist_Store:
1579          vex_printf( "ST%s(", s->Ist.Store.end==Iend_LE ? "le" : "be" );
1580          ppIRExpr(s->Ist.Store.addr);
1581          vex_printf( ") = ");
1582          ppIRExpr(s->Ist.Store.data);
1583          break;
1584       case Ist_StoreG:
1585          ppIRStoreG(s->Ist.StoreG.details);
1586          break;
1587       case Ist_LoadG:
1588          ppIRLoadG(s->Ist.LoadG.details);
1589          break;
1590       case Ist_CAS:
1591          ppIRCAS(s->Ist.CAS.details);
1592          break;
1593       case Ist_LLSC:
1594          if (s->Ist.LLSC.storedata == NULL) {
1595             ppIRTemp(s->Ist.LLSC.result);
1596             vex_printf(" = LD%s-Linked(",
1597                        s->Ist.LLSC.end==Iend_LE ? "le" : "be");
1598             ppIRExpr(s->Ist.LLSC.addr);
1599             vex_printf(")");
1600          } else {
1601             ppIRTemp(s->Ist.LLSC.result);
1602             vex_printf(" = ( ST%s-Cond(",
1603                        s->Ist.LLSC.end==Iend_LE ? "le" : "be");
1604             ppIRExpr(s->Ist.LLSC.addr);
1605             vex_printf(") = ");
1606             ppIRExpr(s->Ist.LLSC.storedata);
1607             vex_printf(" )");
1608          }
1609          break;
1610       case Ist_Dirty:
1611          ppIRDirty(s->Ist.Dirty.details);
1612          break;
1613       case Ist_MBE:
1614          vex_printf("IR-");
1615          ppIRMBusEvent(s->Ist.MBE.event);
1616          break;
1617       case Ist_Exit:
1618          vex_printf( "if (" );
1619          ppIRExpr(s->Ist.Exit.guard);
1620          vex_printf( ") { PUT(%d) = ", s->Ist.Exit.offsIP);
1621          ppIRConst(s->Ist.Exit.dst);
1622          vex_printf("; exit-");
1623          ppIRJumpKind(s->Ist.Exit.jk);
1624          vex_printf(" } ");
1625          break;
1626       default:
1627          vpanic("ppIRStmt");
1628    }
1629 }
1630 
ppIRTypeEnv(const IRTypeEnv * env)1631 void ppIRTypeEnv ( const IRTypeEnv* env )
1632 {
1633    UInt i;
1634    for (i = 0; i < env->types_used; i++) {
1635       if (i % 8 == 0)
1636          vex_printf( "   ");
1637       ppIRTemp(i);
1638       vex_printf( ":");
1639       ppIRType(env->types[i]);
1640       if (i % 8 == 7)
1641          vex_printf( "\n");
1642       else
1643          vex_printf( "   ");
1644    }
1645    if (env->types_used > 0 && env->types_used % 8 != 7)
1646       vex_printf( "\n");
1647 }
1648 
ppIRSB(const IRSB * bb)1649 void ppIRSB ( const IRSB* bb )
1650 {
1651    Int i;
1652    vex_printf("IRSB {\n");
1653    ppIRTypeEnv(bb->tyenv);
1654    vex_printf("\n");
1655    for (i = 0; i < bb->stmts_used; i++) {
1656       vex_printf( "   ");
1657       ppIRStmt(bb->stmts[i]);
1658       vex_printf( "\n");
1659    }
1660    vex_printf( "   PUT(%d) = ", bb->offsIP );
1661    ppIRExpr( bb->next );
1662    vex_printf( "; exit-");
1663    ppIRJumpKind(bb->jumpkind);
1664    vex_printf( "\n}\n");
1665 }
1666 
1667 
1668 /*---------------------------------------------------------------*/
1669 /*--- Constructors                                            ---*/
1670 /*---------------------------------------------------------------*/
1671 
1672 
1673 /* Constructors -- IRConst */
1674 
IRConst_U1(Bool bit)1675 IRConst* IRConst_U1 ( Bool bit )
1676 {
1677    IRConst* c = LibVEX_Alloc_inline(sizeof(IRConst));
1678    c->tag     = Ico_U1;
1679    c->Ico.U1  = bit;
1680    /* call me paranoid; I don't care :-) */
1681    vassert(bit == False || bit == True);
1682    return c;
1683 }
IRConst_U8(UChar u8)1684 IRConst* IRConst_U8 ( UChar u8 )
1685 {
1686    IRConst* c = LibVEX_Alloc_inline(sizeof(IRConst));
1687    c->tag     = Ico_U8;
1688    c->Ico.U8  = u8;
1689    return c;
1690 }
IRConst_U16(UShort u16)1691 IRConst* IRConst_U16 ( UShort u16 )
1692 {
1693    IRConst* c = LibVEX_Alloc_inline(sizeof(IRConst));
1694    c->tag     = Ico_U16;
1695    c->Ico.U16 = u16;
1696    return c;
1697 }
IRConst_U32(UInt u32)1698 IRConst* IRConst_U32 ( UInt u32 )
1699 {
1700    IRConst* c = LibVEX_Alloc_inline(sizeof(IRConst));
1701    c->tag     = Ico_U32;
1702    c->Ico.U32 = u32;
1703    return c;
1704 }
IRConst_U64(ULong u64)1705 IRConst* IRConst_U64 ( ULong u64 )
1706 {
1707    IRConst* c = LibVEX_Alloc_inline(sizeof(IRConst));
1708    c->tag     = Ico_U64;
1709    c->Ico.U64 = u64;
1710    return c;
1711 }
IRConst_F32(Float f32)1712 IRConst* IRConst_F32 ( Float f32 )
1713 {
1714    IRConst* c = LibVEX_Alloc_inline(sizeof(IRConst));
1715    c->tag     = Ico_F32;
1716    c->Ico.F32 = f32;
1717    return c;
1718 }
IRConst_F32i(UInt f32i)1719 IRConst* IRConst_F32i ( UInt f32i )
1720 {
1721    IRConst* c  = LibVEX_Alloc_inline(sizeof(IRConst));
1722    c->tag      = Ico_F32i;
1723    c->Ico.F32i = f32i;
1724    return c;
1725 }
IRConst_F64(Double f64)1726 IRConst* IRConst_F64 ( Double f64 )
1727 {
1728    IRConst* c = LibVEX_Alloc_inline(sizeof(IRConst));
1729    c->tag     = Ico_F64;
1730    c->Ico.F64 = f64;
1731    return c;
1732 }
IRConst_F64i(ULong f64i)1733 IRConst* IRConst_F64i ( ULong f64i )
1734 {
1735    IRConst* c  = LibVEX_Alloc_inline(sizeof(IRConst));
1736    c->tag      = Ico_F64i;
1737    c->Ico.F64i = f64i;
1738    return c;
1739 }
IRConst_V128(UShort con)1740 IRConst* IRConst_V128 ( UShort con )
1741 {
1742    IRConst* c  = LibVEX_Alloc_inline(sizeof(IRConst));
1743    c->tag      = Ico_V128;
1744    c->Ico.V128 = con;
1745    return c;
1746 }
IRConst_V256(UInt con)1747 IRConst* IRConst_V256 ( UInt con )
1748 {
1749    IRConst* c  = LibVEX_Alloc_inline(sizeof(IRConst));
1750    c->tag      = Ico_V256;
1751    c->Ico.V256 = con;
1752    return c;
1753 }
1754 
1755 /* Constructors -- IRCallee */
1756 
mkIRCallee(Int regparms,const HChar * name,void * addr)1757 IRCallee* mkIRCallee ( Int regparms, const HChar* name, void* addr )
1758 {
1759    IRCallee* ce = LibVEX_Alloc_inline(sizeof(IRCallee));
1760    ce->regparms = regparms;
1761    ce->name     = name;
1762    ce->addr     = addr;
1763    ce->mcx_mask = 0;
1764    vassert(regparms >= 0 && regparms <= 3);
1765    vassert(name != NULL);
1766    vassert(addr != 0);
1767    return ce;
1768 }
1769 
1770 
1771 /* Constructors -- IRRegArray */
1772 
mkIRRegArray(Int base,IRType elemTy,Int nElems)1773 IRRegArray* mkIRRegArray ( Int base, IRType elemTy, Int nElems )
1774 {
1775    IRRegArray* arr = LibVEX_Alloc_inline(sizeof(IRRegArray));
1776    arr->base       = base;
1777    arr->elemTy     = elemTy;
1778    arr->nElems     = nElems;
1779    vassert(!(arr->base < 0 || arr->base > 10000 /* somewhat arbitrary */));
1780    vassert(!(arr->elemTy == Ity_I1));
1781    vassert(!(arr->nElems <= 0 || arr->nElems > 500 /* somewhat arbitrary */));
1782    return arr;
1783 }
1784 
1785 
1786 /* Constructors -- IRExpr */
1787 
IRExpr_Binder(Int binder)1788 IRExpr* IRExpr_Binder ( Int binder ) {
1789    IRExpr* e            = LibVEX_Alloc_inline(sizeof(IRExpr));
1790    e->tag               = Iex_Binder;
1791    e->Iex.Binder.binder = binder;
1792    return e;
1793 }
IRExpr_Get(Int off,IRType ty)1794 IRExpr* IRExpr_Get ( Int off, IRType ty ) {
1795    IRExpr* e         = LibVEX_Alloc_inline(sizeof(IRExpr));
1796    e->tag            = Iex_Get;
1797    e->Iex.Get.offset = off;
1798    e->Iex.Get.ty     = ty;
1799    return e;
1800 }
IRExpr_GetI(IRRegArray * descr,IRExpr * ix,Int bias)1801 IRExpr* IRExpr_GetI ( IRRegArray* descr, IRExpr* ix, Int bias ) {
1802    IRExpr* e         = LibVEX_Alloc_inline(sizeof(IRExpr));
1803    e->tag            = Iex_GetI;
1804    e->Iex.GetI.descr = descr;
1805    e->Iex.GetI.ix    = ix;
1806    e->Iex.GetI.bias  = bias;
1807    return e;
1808 }
IRExpr_RdTmp(IRTemp tmp)1809 IRExpr* IRExpr_RdTmp ( IRTemp tmp ) {
1810    IRExpr* e        = LibVEX_Alloc_inline(sizeof(IRExpr));
1811    e->tag           = Iex_RdTmp;
1812    e->Iex.RdTmp.tmp = tmp;
1813    return e;
1814 }
IRExpr_Qop(IROp op,IRExpr * arg1,IRExpr * arg2,IRExpr * arg3,IRExpr * arg4)1815 IRExpr* IRExpr_Qop ( IROp op, IRExpr* arg1, IRExpr* arg2,
1816                               IRExpr* arg3, IRExpr* arg4 ) {
1817    IRExpr* e       = LibVEX_Alloc_inline(sizeof(IRExpr));
1818    IRQop*  qop     = LibVEX_Alloc_inline(sizeof(IRQop));
1819    qop->op         = op;
1820    qop->arg1       = arg1;
1821    qop->arg2       = arg2;
1822    qop->arg3       = arg3;
1823    qop->arg4       = arg4;
1824    e->tag          = Iex_Qop;
1825    e->Iex.Qop.details = qop;
1826    return e;
1827 }
IRExpr_Triop(IROp op,IRExpr * arg1,IRExpr * arg2,IRExpr * arg3)1828 IRExpr* IRExpr_Triop  ( IROp op, IRExpr* arg1,
1829                                  IRExpr* arg2, IRExpr* arg3 ) {
1830    IRExpr*  e         = LibVEX_Alloc_inline(sizeof(IRExpr));
1831    IRTriop* triop     = LibVEX_Alloc_inline(sizeof(IRTriop));
1832    triop->op         = op;
1833    triop->arg1       = arg1;
1834    triop->arg2       = arg2;
1835    triop->arg3       = arg3;
1836    e->tag            = Iex_Triop;
1837    e->Iex.Triop.details = triop;
1838    return e;
1839 }
IRExpr_Binop(IROp op,IRExpr * arg1,IRExpr * arg2)1840 IRExpr* IRExpr_Binop ( IROp op, IRExpr* arg1, IRExpr* arg2 ) {
1841    IRExpr* e         = LibVEX_Alloc_inline(sizeof(IRExpr));
1842    e->tag            = Iex_Binop;
1843    e->Iex.Binop.op   = op;
1844    e->Iex.Binop.arg1 = arg1;
1845    e->Iex.Binop.arg2 = arg2;
1846    return e;
1847 }
IRExpr_Unop(IROp op,IRExpr * arg)1848 IRExpr* IRExpr_Unop ( IROp op, IRExpr* arg ) {
1849    IRExpr* e       = LibVEX_Alloc_inline(sizeof(IRExpr));
1850    e->tag          = Iex_Unop;
1851    e->Iex.Unop.op  = op;
1852    e->Iex.Unop.arg = arg;
1853    return e;
1854 }
IRExpr_Load(IREndness end,IRType ty,IRExpr * addr)1855 IRExpr* IRExpr_Load ( IREndness end, IRType ty, IRExpr* addr ) {
1856    IRExpr* e        = LibVEX_Alloc_inline(sizeof(IRExpr));
1857    e->tag           = Iex_Load;
1858    e->Iex.Load.end  = end;
1859    e->Iex.Load.ty   = ty;
1860    e->Iex.Load.addr = addr;
1861    vassert(end == Iend_LE || end == Iend_BE);
1862    return e;
1863 }
IRExpr_Const(IRConst * con)1864 IRExpr* IRExpr_Const ( IRConst* con ) {
1865    IRExpr* e        = LibVEX_Alloc_inline(sizeof(IRExpr));
1866    e->tag           = Iex_Const;
1867    e->Iex.Const.con = con;
1868    return e;
1869 }
IRExpr_CCall(IRCallee * cee,IRType retty,IRExpr ** args)1870 IRExpr* IRExpr_CCall ( IRCallee* cee, IRType retty, IRExpr** args ) {
1871    IRExpr* e          = LibVEX_Alloc_inline(sizeof(IRExpr));
1872    e->tag             = Iex_CCall;
1873    e->Iex.CCall.cee   = cee;
1874    e->Iex.CCall.retty = retty;
1875    e->Iex.CCall.args  = args;
1876    return e;
1877 }
IRExpr_ITE(IRExpr * cond,IRExpr * iftrue,IRExpr * iffalse)1878 IRExpr* IRExpr_ITE ( IRExpr* cond, IRExpr* iftrue, IRExpr* iffalse ) {
1879    IRExpr* e          = LibVEX_Alloc_inline(sizeof(IRExpr));
1880    e->tag             = Iex_ITE;
1881    e->Iex.ITE.cond    = cond;
1882    e->Iex.ITE.iftrue  = iftrue;
1883    e->Iex.ITE.iffalse = iffalse;
1884    return e;
1885 }
IRExpr_VECRET(void)1886 IRExpr* IRExpr_VECRET ( void ) {
1887    IRExpr* e = LibVEX_Alloc_inline(sizeof(IRExpr));
1888    e->tag    = Iex_VECRET;
1889    return e;
1890 }
IRExpr_BBPTR(void)1891 IRExpr* IRExpr_BBPTR ( void ) {
1892    IRExpr* e = LibVEX_Alloc_inline(sizeof(IRExpr));
1893    e->tag    = Iex_BBPTR;
1894    return e;
1895 }
1896 
1897 
1898 /* Constructors for NULL-terminated IRExpr expression vectors,
1899    suitable for use as arg lists in clean/dirty helper calls. */
1900 
mkIRExprVec_0(void)1901 IRExpr** mkIRExprVec_0 ( void ) {
1902    IRExpr** vec = LibVEX_Alloc_inline(1 * sizeof(IRExpr*));
1903    vec[0] = NULL;
1904    return vec;
1905 }
mkIRExprVec_1(IRExpr * arg1)1906 IRExpr** mkIRExprVec_1 ( IRExpr* arg1 ) {
1907    IRExpr** vec = LibVEX_Alloc_inline(2 * sizeof(IRExpr*));
1908    vec[0] = arg1;
1909    vec[1] = NULL;
1910    return vec;
1911 }
mkIRExprVec_2(IRExpr * arg1,IRExpr * arg2)1912 IRExpr** mkIRExprVec_2 ( IRExpr* arg1, IRExpr* arg2 ) {
1913    IRExpr** vec = LibVEX_Alloc_inline(3 * sizeof(IRExpr*));
1914    vec[0] = arg1;
1915    vec[1] = arg2;
1916    vec[2] = NULL;
1917    return vec;
1918 }
mkIRExprVec_3(IRExpr * arg1,IRExpr * arg2,IRExpr * arg3)1919 IRExpr** mkIRExprVec_3 ( IRExpr* arg1, IRExpr* arg2, IRExpr* arg3 ) {
1920    IRExpr** vec = LibVEX_Alloc_inline(4 * sizeof(IRExpr*));
1921    vec[0] = arg1;
1922    vec[1] = arg2;
1923    vec[2] = arg3;
1924    vec[3] = NULL;
1925    return vec;
1926 }
mkIRExprVec_4(IRExpr * arg1,IRExpr * arg2,IRExpr * arg3,IRExpr * arg4)1927 IRExpr** mkIRExprVec_4 ( IRExpr* arg1, IRExpr* arg2, IRExpr* arg3,
1928                          IRExpr* arg4 ) {
1929    IRExpr** vec = LibVEX_Alloc_inline(5 * sizeof(IRExpr*));
1930    vec[0] = arg1;
1931    vec[1] = arg2;
1932    vec[2] = arg3;
1933    vec[3] = arg4;
1934    vec[4] = NULL;
1935    return vec;
1936 }
mkIRExprVec_5(IRExpr * arg1,IRExpr * arg2,IRExpr * arg3,IRExpr * arg4,IRExpr * arg5)1937 IRExpr** mkIRExprVec_5 ( IRExpr* arg1, IRExpr* arg2, IRExpr* arg3,
1938                          IRExpr* arg4, IRExpr* arg5 ) {
1939    IRExpr** vec = LibVEX_Alloc_inline(6 * sizeof(IRExpr*));
1940    vec[0] = arg1;
1941    vec[1] = arg2;
1942    vec[2] = arg3;
1943    vec[3] = arg4;
1944    vec[4] = arg5;
1945    vec[5] = NULL;
1946    return vec;
1947 }
mkIRExprVec_6(IRExpr * arg1,IRExpr * arg2,IRExpr * arg3,IRExpr * arg4,IRExpr * arg5,IRExpr * arg6)1948 IRExpr** mkIRExprVec_6 ( IRExpr* arg1, IRExpr* arg2, IRExpr* arg3,
1949                          IRExpr* arg4, IRExpr* arg5, IRExpr* arg6 ) {
1950    IRExpr** vec = LibVEX_Alloc_inline(7 * sizeof(IRExpr*));
1951    vec[0] = arg1;
1952    vec[1] = arg2;
1953    vec[2] = arg3;
1954    vec[3] = arg4;
1955    vec[4] = arg5;
1956    vec[5] = arg6;
1957    vec[6] = NULL;
1958    return vec;
1959 }
mkIRExprVec_7(IRExpr * arg1,IRExpr * arg2,IRExpr * arg3,IRExpr * arg4,IRExpr * arg5,IRExpr * arg6,IRExpr * arg7)1960 IRExpr** mkIRExprVec_7 ( IRExpr* arg1, IRExpr* arg2, IRExpr* arg3,
1961                          IRExpr* arg4, IRExpr* arg5, IRExpr* arg6,
1962                          IRExpr* arg7 ) {
1963    IRExpr** vec = LibVEX_Alloc_inline(8 * sizeof(IRExpr*));
1964    vec[0] = arg1;
1965    vec[1] = arg2;
1966    vec[2] = arg3;
1967    vec[3] = arg4;
1968    vec[4] = arg5;
1969    vec[5] = arg6;
1970    vec[6] = arg7;
1971    vec[7] = NULL;
1972    return vec;
1973 }
mkIRExprVec_8(IRExpr * arg1,IRExpr * arg2,IRExpr * arg3,IRExpr * arg4,IRExpr * arg5,IRExpr * arg6,IRExpr * arg7,IRExpr * arg8)1974 IRExpr** mkIRExprVec_8 ( IRExpr* arg1, IRExpr* arg2, IRExpr* arg3,
1975                          IRExpr* arg4, IRExpr* arg5, IRExpr* arg6,
1976                          IRExpr* arg7, IRExpr* arg8 ) {
1977    IRExpr** vec = LibVEX_Alloc_inline(9 * sizeof(IRExpr*));
1978    vec[0] = arg1;
1979    vec[1] = arg2;
1980    vec[2] = arg3;
1981    vec[3] = arg4;
1982    vec[4] = arg5;
1983    vec[5] = arg6;
1984    vec[6] = arg7;
1985    vec[7] = arg8;
1986    vec[8] = NULL;
1987    return vec;
1988 }
1989 
1990 
1991 /* Constructors -- IRDirty */
1992 
emptyIRDirty(void)1993 IRDirty* emptyIRDirty ( void ) {
1994    IRDirty* d = LibVEX_Alloc_inline(sizeof(IRDirty));
1995    d->cee      = NULL;
1996    d->guard    = NULL;
1997    d->args     = NULL;
1998    d->tmp      = IRTemp_INVALID;
1999    d->mFx      = Ifx_None;
2000    d->mAddr    = NULL;
2001    d->mSize    = 0;
2002    d->nFxState = 0;
2003    return d;
2004 }
2005 
2006 
2007 /* Constructors -- IRCAS */
2008 
mkIRCAS(IRTemp oldHi,IRTemp oldLo,IREndness end,IRExpr * addr,IRExpr * expdHi,IRExpr * expdLo,IRExpr * dataHi,IRExpr * dataLo)2009 IRCAS* mkIRCAS ( IRTemp oldHi, IRTemp oldLo,
2010                  IREndness end, IRExpr* addr,
2011                  IRExpr* expdHi, IRExpr* expdLo,
2012                  IRExpr* dataHi, IRExpr* dataLo ) {
2013    IRCAS* cas = LibVEX_Alloc_inline(sizeof(IRCAS));
2014    cas->oldHi  = oldHi;
2015    cas->oldLo  = oldLo;
2016    cas->end    = end;
2017    cas->addr   = addr;
2018    cas->expdHi = expdHi;
2019    cas->expdLo = expdLo;
2020    cas->dataHi = dataHi;
2021    cas->dataLo = dataLo;
2022    return cas;
2023 }
2024 
2025 
2026 /* Constructors -- IRPutI */
2027 
mkIRPutI(IRRegArray * descr,IRExpr * ix,Int bias,IRExpr * data)2028 IRPutI* mkIRPutI ( IRRegArray* descr, IRExpr* ix,
2029                    Int bias, IRExpr* data )
2030 {
2031    IRPutI* puti = LibVEX_Alloc_inline(sizeof(IRPutI));
2032    puti->descr  = descr;
2033    puti->ix     = ix;
2034    puti->bias   = bias;
2035    puti->data   = data;
2036    return puti;
2037 }
2038 
2039 
2040 /* Constructors -- IRStoreG and IRLoadG */
2041 
mkIRStoreG(IREndness end,IRExpr * addr,IRExpr * data,IRExpr * guard)2042 IRStoreG* mkIRStoreG ( IREndness end,
2043                        IRExpr* addr, IRExpr* data, IRExpr* guard )
2044 {
2045    IRStoreG* sg = LibVEX_Alloc_inline(sizeof(IRStoreG));
2046    sg->end      = end;
2047    sg->addr     = addr;
2048    sg->data     = data;
2049    sg->guard    = guard;
2050    return sg;
2051 }
2052 
mkIRLoadG(IREndness end,IRLoadGOp cvt,IRTemp dst,IRExpr * addr,IRExpr * alt,IRExpr * guard)2053 IRLoadG* mkIRLoadG ( IREndness end, IRLoadGOp cvt,
2054                      IRTemp dst, IRExpr* addr, IRExpr* alt, IRExpr* guard )
2055 {
2056    IRLoadG* lg = LibVEX_Alloc_inline(sizeof(IRLoadG));
2057    lg->end     = end;
2058    lg->cvt     = cvt;
2059    lg->dst     = dst;
2060    lg->addr    = addr;
2061    lg->alt     = alt;
2062    lg->guard   = guard;
2063    return lg;
2064 }
2065 
2066 
2067 /* Constructors -- IRStmt */
2068 
IRStmt_NoOp(void)2069 IRStmt* IRStmt_NoOp ( void )
2070 {
2071    /* Just use a single static closure. */
2072    static IRStmt static_closure;
2073    static_closure.tag = Ist_NoOp;
2074    return &static_closure;
2075 }
IRStmt_IMark(Addr addr,UInt len,UChar delta)2076 IRStmt* IRStmt_IMark ( Addr addr, UInt len, UChar delta ) {
2077    IRStmt* s          = LibVEX_Alloc_inline(sizeof(IRStmt));
2078    s->tag             = Ist_IMark;
2079    s->Ist.IMark.addr  = addr;
2080    s->Ist.IMark.len   = len;
2081    s->Ist.IMark.delta = delta;
2082    return s;
2083 }
IRStmt_AbiHint(IRExpr * base,Int len,IRExpr * nia)2084 IRStmt* IRStmt_AbiHint ( IRExpr* base, Int len, IRExpr* nia ) {
2085    IRStmt* s           = LibVEX_Alloc_inline(sizeof(IRStmt));
2086    s->tag              = Ist_AbiHint;
2087    s->Ist.AbiHint.base = base;
2088    s->Ist.AbiHint.len  = len;
2089    s->Ist.AbiHint.nia  = nia;
2090    return s;
2091 }
IRStmt_Put(Int off,IRExpr * data)2092 IRStmt* IRStmt_Put ( Int off, IRExpr* data ) {
2093    IRStmt* s         = LibVEX_Alloc_inline(sizeof(IRStmt));
2094    s->tag            = Ist_Put;
2095    s->Ist.Put.offset = off;
2096    s->Ist.Put.data   = data;
2097    return s;
2098 }
IRStmt_PutI(IRPutI * details)2099 IRStmt* IRStmt_PutI ( IRPutI* details ) {
2100    IRStmt* s          = LibVEX_Alloc_inline(sizeof(IRStmt));
2101    s->tag             = Ist_PutI;
2102    s->Ist.PutI.details = details;
2103    return s;
2104 }
IRStmt_WrTmp(IRTemp tmp,IRExpr * data)2105 IRStmt* IRStmt_WrTmp ( IRTemp tmp, IRExpr* data ) {
2106    IRStmt* s         = LibVEX_Alloc_inline(sizeof(IRStmt));
2107    s->tag            = Ist_WrTmp;
2108    s->Ist.WrTmp.tmp  = tmp;
2109    s->Ist.WrTmp.data = data;
2110    return s;
2111 }
IRStmt_Store(IREndness end,IRExpr * addr,IRExpr * data)2112 IRStmt* IRStmt_Store ( IREndness end, IRExpr* addr, IRExpr* data ) {
2113    IRStmt* s         = LibVEX_Alloc_inline(sizeof(IRStmt));
2114    s->tag            = Ist_Store;
2115    s->Ist.Store.end  = end;
2116    s->Ist.Store.addr = addr;
2117    s->Ist.Store.data = data;
2118    vassert(end == Iend_LE || end == Iend_BE);
2119    return s;
2120 }
IRStmt_StoreG(IREndness end,IRExpr * addr,IRExpr * data,IRExpr * guard)2121 IRStmt* IRStmt_StoreG ( IREndness end, IRExpr* addr, IRExpr* data,
2122                         IRExpr* guard ) {
2123    IRStmt* s             = LibVEX_Alloc_inline(sizeof(IRStmt));
2124    s->tag                = Ist_StoreG;
2125    s->Ist.StoreG.details = mkIRStoreG(end, addr, data, guard);
2126    vassert(end == Iend_LE || end == Iend_BE);
2127    return s;
2128 }
IRStmt_LoadG(IREndness end,IRLoadGOp cvt,IRTemp dst,IRExpr * addr,IRExpr * alt,IRExpr * guard)2129 IRStmt* IRStmt_LoadG ( IREndness end, IRLoadGOp cvt, IRTemp dst,
2130                        IRExpr* addr, IRExpr* alt, IRExpr* guard ) {
2131    IRStmt* s            = LibVEX_Alloc_inline(sizeof(IRStmt));
2132    s->tag               = Ist_LoadG;
2133    s->Ist.LoadG.details = mkIRLoadG(end, cvt, dst, addr, alt, guard);
2134    return s;
2135 }
IRStmt_CAS(IRCAS * cas)2136 IRStmt* IRStmt_CAS ( IRCAS* cas ) {
2137    IRStmt* s          = LibVEX_Alloc_inline(sizeof(IRStmt));
2138    s->tag             = Ist_CAS;
2139    s->Ist.CAS.details = cas;
2140    return s;
2141 }
IRStmt_LLSC(IREndness end,IRTemp result,IRExpr * addr,IRExpr * storedata)2142 IRStmt* IRStmt_LLSC ( IREndness end,
2143                       IRTemp result, IRExpr* addr, IRExpr* storedata ) {
2144    IRStmt* s = LibVEX_Alloc_inline(sizeof(IRStmt));
2145    s->tag                = Ist_LLSC;
2146    s->Ist.LLSC.end       = end;
2147    s->Ist.LLSC.result    = result;
2148    s->Ist.LLSC.addr      = addr;
2149    s->Ist.LLSC.storedata = storedata;
2150    return s;
2151 }
IRStmt_Dirty(IRDirty * d)2152 IRStmt* IRStmt_Dirty ( IRDirty* d )
2153 {
2154    IRStmt* s            = LibVEX_Alloc_inline(sizeof(IRStmt));
2155    s->tag               = Ist_Dirty;
2156    s->Ist.Dirty.details = d;
2157    return s;
2158 }
IRStmt_MBE(IRMBusEvent event)2159 IRStmt* IRStmt_MBE ( IRMBusEvent event )
2160 {
2161    IRStmt* s        = LibVEX_Alloc_inline(sizeof(IRStmt));
2162    s->tag           = Ist_MBE;
2163    s->Ist.MBE.event = event;
2164    return s;
2165 }
IRStmt_Exit(IRExpr * guard,IRJumpKind jk,IRConst * dst,Int offsIP)2166 IRStmt* IRStmt_Exit ( IRExpr* guard, IRJumpKind jk, IRConst* dst,
2167                       Int offsIP ) {
2168    IRStmt* s          = LibVEX_Alloc_inline(sizeof(IRStmt));
2169    s->tag             = Ist_Exit;
2170    s->Ist.Exit.guard  = guard;
2171    s->Ist.Exit.jk     = jk;
2172    s->Ist.Exit.dst    = dst;
2173    s->Ist.Exit.offsIP = offsIP;
2174    return s;
2175 }
2176 
2177 
2178 /* Constructors -- IRTypeEnv */
2179 
emptyIRTypeEnv(void)2180 IRTypeEnv* emptyIRTypeEnv ( void )
2181 {
2182    IRTypeEnv* env   = LibVEX_Alloc_inline(sizeof(IRTypeEnv));
2183    env->types       = LibVEX_Alloc_inline(8 * sizeof(IRType));
2184    env->types_size  = 8;
2185    env->types_used  = 0;
2186    return env;
2187 }
2188 
2189 
2190 /* Constructors -- IRSB */
2191 
emptyIRSB(void)2192 IRSB* emptyIRSB ( void )
2193 {
2194    IRSB* bb       = LibVEX_Alloc_inline(sizeof(IRSB));
2195    bb->tyenv      = emptyIRTypeEnv();
2196    bb->stmts_used = 0;
2197    bb->stmts_size = 8;
2198    bb->stmts      = LibVEX_Alloc_inline(bb->stmts_size * sizeof(IRStmt*));
2199    bb->next       = NULL;
2200    bb->jumpkind   = Ijk_Boring;
2201    bb->offsIP     = 0;
2202    return bb;
2203 }
2204 
2205 
2206 /*---------------------------------------------------------------*/
2207 /*--- (Deep) copy constructors.  These make complete copies   ---*/
2208 /*--- the original, which can be modified without affecting   ---*/
2209 /*--- the original.                                           ---*/
2210 /*---------------------------------------------------------------*/
2211 
2212 /* Copying IR Expr vectors (for call args). */
2213 
2214 /* Shallow copy of an IRExpr vector */
2215 
shallowCopyIRExprVec(IRExpr ** vec)2216 IRExpr** shallowCopyIRExprVec ( IRExpr** vec )
2217 {
2218    Int      i;
2219    IRExpr** newvec;
2220    for (i = 0; vec[i]; i++)
2221       ;
2222    newvec = LibVEX_Alloc_inline((i+1)*sizeof(IRExpr*));
2223    for (i = 0; vec[i]; i++)
2224       newvec[i] = vec[i];
2225    newvec[i] = NULL;
2226    return newvec;
2227 }
2228 
2229 /* Deep copy of an IRExpr vector */
2230 
deepCopyIRExprVec(IRExpr * const * vec)2231 IRExpr** deepCopyIRExprVec ( IRExpr *const * vec )
2232 {
2233    Int      i;
2234    IRExpr** newvec;
2235    for (i = 0; vec[i]; i++)
2236       ;
2237    newvec = LibVEX_Alloc_inline((i+1)*sizeof(IRExpr*));
2238    for (i = 0; vec[i]; i++)
2239       newvec[i] = deepCopyIRExpr(vec[i]);
2240    newvec[i] = NULL;
2241    return newvec;
2242 }
2243 
2244 /* Deep copy constructors for all heap-allocated IR types follow. */
2245 
deepCopyIRConst(const IRConst * c)2246 IRConst* deepCopyIRConst ( const IRConst* c )
2247 {
2248    switch (c->tag) {
2249       case Ico_U1:   return IRConst_U1(c->Ico.U1);
2250       case Ico_U8:   return IRConst_U8(c->Ico.U8);
2251       case Ico_U16:  return IRConst_U16(c->Ico.U16);
2252       case Ico_U32:  return IRConst_U32(c->Ico.U32);
2253       case Ico_U64:  return IRConst_U64(c->Ico.U64);
2254       case Ico_F32:  return IRConst_F32(c->Ico.F32);
2255       case Ico_F32i: return IRConst_F32i(c->Ico.F32i);
2256       case Ico_F64:  return IRConst_F64(c->Ico.F64);
2257       case Ico_F64i: return IRConst_F64i(c->Ico.F64i);
2258       case Ico_V128: return IRConst_V128(c->Ico.V128);
2259       case Ico_V256: return IRConst_V256(c->Ico.V256);
2260       default: vpanic("deepCopyIRConst");
2261    }
2262 }
2263 
deepCopyIRCallee(const IRCallee * ce)2264 IRCallee* deepCopyIRCallee ( const IRCallee* ce )
2265 {
2266    IRCallee* ce2 = mkIRCallee(ce->regparms, ce->name, ce->addr);
2267    ce2->mcx_mask = ce->mcx_mask;
2268    return ce2;
2269 }
2270 
deepCopyIRRegArray(const IRRegArray * d)2271 IRRegArray* deepCopyIRRegArray ( const IRRegArray* d )
2272 {
2273    return mkIRRegArray(d->base, d->elemTy, d->nElems);
2274 }
2275 
deepCopyIRExpr(const IRExpr * e)2276 IRExpr* deepCopyIRExpr ( const IRExpr* e )
2277 {
2278    switch (e->tag) {
2279       case Iex_Get:
2280          return IRExpr_Get(e->Iex.Get.offset, e->Iex.Get.ty);
2281       case Iex_GetI:
2282          return IRExpr_GetI(deepCopyIRRegArray(e->Iex.GetI.descr),
2283                             deepCopyIRExpr(e->Iex.GetI.ix),
2284                             e->Iex.GetI.bias);
2285       case Iex_RdTmp:
2286          return IRExpr_RdTmp(e->Iex.RdTmp.tmp);
2287       case Iex_Qop: {
2288          const IRQop* qop = e->Iex.Qop.details;
2289 
2290          return IRExpr_Qop(qop->op,
2291                            deepCopyIRExpr(qop->arg1),
2292                            deepCopyIRExpr(qop->arg2),
2293                            deepCopyIRExpr(qop->arg3),
2294                            deepCopyIRExpr(qop->arg4));
2295       }
2296       case Iex_Triop:  {
2297          const IRTriop *triop = e->Iex.Triop.details;
2298 
2299          return IRExpr_Triop(triop->op,
2300                              deepCopyIRExpr(triop->arg1),
2301                              deepCopyIRExpr(triop->arg2),
2302                              deepCopyIRExpr(triop->arg3));
2303       }
2304       case Iex_Binop:
2305          return IRExpr_Binop(e->Iex.Binop.op,
2306                              deepCopyIRExpr(e->Iex.Binop.arg1),
2307                              deepCopyIRExpr(e->Iex.Binop.arg2));
2308       case Iex_Unop:
2309          return IRExpr_Unop(e->Iex.Unop.op,
2310                             deepCopyIRExpr(e->Iex.Unop.arg));
2311       case Iex_Load:
2312          return IRExpr_Load(e->Iex.Load.end,
2313                             e->Iex.Load.ty,
2314                             deepCopyIRExpr(e->Iex.Load.addr));
2315       case Iex_Const:
2316          return IRExpr_Const(deepCopyIRConst(e->Iex.Const.con));
2317       case Iex_CCall:
2318          return IRExpr_CCall(deepCopyIRCallee(e->Iex.CCall.cee),
2319                              e->Iex.CCall.retty,
2320                              deepCopyIRExprVec(e->Iex.CCall.args));
2321 
2322       case Iex_ITE:
2323          return IRExpr_ITE(deepCopyIRExpr(e->Iex.ITE.cond),
2324                            deepCopyIRExpr(e->Iex.ITE.iftrue),
2325                            deepCopyIRExpr(e->Iex.ITE.iffalse));
2326       case Iex_VECRET:
2327          return IRExpr_VECRET();
2328 
2329       case Iex_BBPTR:
2330          return IRExpr_BBPTR();
2331 
2332       case Iex_Binder:
2333          return IRExpr_Binder(e->Iex.Binder.binder);
2334 
2335       default:
2336          vpanic("deepCopyIRExpr");
2337    }
2338 }
2339 
deepCopyIRDirty(const IRDirty * d)2340 IRDirty* deepCopyIRDirty ( const IRDirty* d )
2341 {
2342    Int      i;
2343    IRDirty* d2 = emptyIRDirty();
2344    d2->cee   = deepCopyIRCallee(d->cee);
2345    d2->guard = deepCopyIRExpr(d->guard);
2346    d2->args  = deepCopyIRExprVec(d->args);
2347    d2->tmp   = d->tmp;
2348    d2->mFx   = d->mFx;
2349    d2->mAddr = d->mAddr==NULL ? NULL : deepCopyIRExpr(d->mAddr);
2350    d2->mSize = d->mSize;
2351    d2->nFxState = d->nFxState;
2352    for (i = 0; i < d2->nFxState; i++)
2353       d2->fxState[i] = d->fxState[i];
2354    return d2;
2355 }
2356 
deepCopyIRCAS(const IRCAS * cas)2357 IRCAS* deepCopyIRCAS ( const IRCAS* cas )
2358 {
2359    return mkIRCAS( cas->oldHi, cas->oldLo, cas->end,
2360                    deepCopyIRExpr(cas->addr),
2361                    cas->expdHi==NULL ? NULL : deepCopyIRExpr(cas->expdHi),
2362                    deepCopyIRExpr(cas->expdLo),
2363                    cas->dataHi==NULL ? NULL : deepCopyIRExpr(cas->dataHi),
2364                    deepCopyIRExpr(cas->dataLo) );
2365 }
2366 
deepCopyIRPutI(const IRPutI * puti)2367 IRPutI* deepCopyIRPutI ( const IRPutI * puti )
2368 {
2369   return mkIRPutI( deepCopyIRRegArray(puti->descr),
2370                    deepCopyIRExpr(puti->ix),
2371                    puti->bias,
2372                    deepCopyIRExpr(puti->data));
2373 }
2374 
deepCopyIRStmt(const IRStmt * s)2375 IRStmt* deepCopyIRStmt ( const IRStmt* s )
2376 {
2377    switch (s->tag) {
2378       case Ist_NoOp:
2379          return IRStmt_NoOp();
2380       case Ist_AbiHint:
2381          return IRStmt_AbiHint(deepCopyIRExpr(s->Ist.AbiHint.base),
2382                                s->Ist.AbiHint.len,
2383                                deepCopyIRExpr(s->Ist.AbiHint.nia));
2384       case Ist_IMark:
2385          return IRStmt_IMark(s->Ist.IMark.addr,
2386                              s->Ist.IMark.len,
2387                              s->Ist.IMark.delta);
2388       case Ist_Put:
2389          return IRStmt_Put(s->Ist.Put.offset,
2390                            deepCopyIRExpr(s->Ist.Put.data));
2391       case Ist_PutI:
2392          return IRStmt_PutI(deepCopyIRPutI(s->Ist.PutI.details));
2393       case Ist_WrTmp:
2394          return IRStmt_WrTmp(s->Ist.WrTmp.tmp,
2395                              deepCopyIRExpr(s->Ist.WrTmp.data));
2396       case Ist_Store:
2397          return IRStmt_Store(s->Ist.Store.end,
2398                              deepCopyIRExpr(s->Ist.Store.addr),
2399                              deepCopyIRExpr(s->Ist.Store.data));
2400       case Ist_StoreG: {
2401          const IRStoreG* sg = s->Ist.StoreG.details;
2402          return IRStmt_StoreG(sg->end,
2403                               deepCopyIRExpr(sg->addr),
2404                               deepCopyIRExpr(sg->data),
2405                               deepCopyIRExpr(sg->guard));
2406       }
2407       case Ist_LoadG: {
2408          const IRLoadG* lg = s->Ist.LoadG.details;
2409          return IRStmt_LoadG(lg->end, lg->cvt, lg->dst,
2410                              deepCopyIRExpr(lg->addr),
2411                              deepCopyIRExpr(lg->alt),
2412                              deepCopyIRExpr(lg->guard));
2413       }
2414       case Ist_CAS:
2415          return IRStmt_CAS(deepCopyIRCAS(s->Ist.CAS.details));
2416       case Ist_LLSC:
2417          return IRStmt_LLSC(s->Ist.LLSC.end,
2418                             s->Ist.LLSC.result,
2419                             deepCopyIRExpr(s->Ist.LLSC.addr),
2420                             s->Ist.LLSC.storedata
2421                                ? deepCopyIRExpr(s->Ist.LLSC.storedata)
2422                                : NULL);
2423       case Ist_Dirty:
2424          return IRStmt_Dirty(deepCopyIRDirty(s->Ist.Dirty.details));
2425       case Ist_MBE:
2426          return IRStmt_MBE(s->Ist.MBE.event);
2427       case Ist_Exit:
2428          return IRStmt_Exit(deepCopyIRExpr(s->Ist.Exit.guard),
2429                             s->Ist.Exit.jk,
2430                             deepCopyIRConst(s->Ist.Exit.dst),
2431                             s->Ist.Exit.offsIP);
2432       default:
2433          vpanic("deepCopyIRStmt");
2434    }
2435 }
2436 
deepCopyIRTypeEnv(const IRTypeEnv * src)2437 IRTypeEnv* deepCopyIRTypeEnv ( const IRTypeEnv* src )
2438 {
2439    Int        i;
2440    IRTypeEnv* dst = LibVEX_Alloc_inline(sizeof(IRTypeEnv));
2441    dst->types_size = src->types_size;
2442    dst->types_used = src->types_used;
2443    dst->types = LibVEX_Alloc_inline(dst->types_size * sizeof(IRType));
2444    for (i = 0; i < src->types_used; i++)
2445       dst->types[i] = src->types[i];
2446    return dst;
2447 }
2448 
deepCopyIRSB(const IRSB * bb)2449 IRSB* deepCopyIRSB ( const IRSB* bb )
2450 {
2451    Int      i;
2452    IRStmt** sts2;
2453    IRSB* bb2 = deepCopyIRSBExceptStmts(bb);
2454    bb2->stmts_used = bb2->stmts_size = bb->stmts_used;
2455    sts2 = LibVEX_Alloc_inline(bb2->stmts_used * sizeof(IRStmt*));
2456    for (i = 0; i < bb2->stmts_used; i++)
2457       sts2[i] = deepCopyIRStmt(bb->stmts[i]);
2458    bb2->stmts = sts2;
2459    return bb2;
2460 }
2461 
deepCopyIRSBExceptStmts(const IRSB * bb)2462 IRSB* deepCopyIRSBExceptStmts ( const IRSB* bb )
2463 {
2464    IRSB* bb2     = emptyIRSB();
2465    bb2->tyenv    = deepCopyIRTypeEnv(bb->tyenv);
2466    bb2->next     = deepCopyIRExpr(bb->next);
2467    bb2->jumpkind = bb->jumpkind;
2468    bb2->offsIP   = bb->offsIP;
2469    return bb2;
2470 }
2471 
2472 
2473 /*---------------------------------------------------------------*/
2474 /*--- Primop types                                            ---*/
2475 /*---------------------------------------------------------------*/
2476 
typeOfPrimop(IROp op,IRType * t_dst,IRType * t_arg1,IRType * t_arg2,IRType * t_arg3,IRType * t_arg4)2477 void typeOfPrimop ( IROp op,
2478                     /*OUTs*/
2479                     IRType* t_dst,
2480                     IRType* t_arg1, IRType* t_arg2,
2481                     IRType* t_arg3, IRType* t_arg4 )
2482 {
2483 #  define UNARY(_ta1,_td)                                      \
2484       *t_dst = (_td); *t_arg1 = (_ta1); break
2485 #  define BINARY(_ta1,_ta2,_td)                                \
2486      *t_dst = (_td); *t_arg1 = (_ta1); *t_arg2 = (_ta2); break
2487 #  define TERNARY(_ta1,_ta2,_ta3,_td)                          \
2488      *t_dst = (_td); *t_arg1 = (_ta1);                         \
2489      *t_arg2 = (_ta2); *t_arg3 = (_ta3); break
2490 #  define QUATERNARY(_ta1,_ta2,_ta3,_ta4,_td)                  \
2491      *t_dst = (_td); *t_arg1 = (_ta1);                         \
2492      *t_arg2 = (_ta2); *t_arg3 = (_ta3);                       \
2493      *t_arg4 = (_ta4); break
2494 #  define COMPARISON(_ta)                                      \
2495      *t_dst = Ity_I1; *t_arg1 = *t_arg2 = (_ta); break;
2496 #  define UNARY_COMPARISON(_ta)                                \
2497      *t_dst = Ity_I1; *t_arg1 = (_ta); break;
2498 
2499    /* Rounding mode values are always Ity_I32, encoded as per
2500       IRRoundingMode */
2501    const IRType ity_RMode = Ity_I32;
2502 
2503    *t_dst  = Ity_INVALID;
2504    *t_arg1 = Ity_INVALID;
2505    *t_arg2 = Ity_INVALID;
2506    *t_arg3 = Ity_INVALID;
2507    *t_arg4 = Ity_INVALID;
2508    switch (op) {
2509       case Iop_Add8: case Iop_Sub8: case Iop_Mul8:
2510       case Iop_Or8:  case Iop_And8: case Iop_Xor8:
2511          BINARY(Ity_I8,Ity_I8, Ity_I8);
2512 
2513       case Iop_Add16: case Iop_Sub16: case Iop_Mul16:
2514       case Iop_Or16:  case Iop_And16: case Iop_Xor16:
2515          BINARY(Ity_I16,Ity_I16, Ity_I16);
2516 
2517       case Iop_CmpORD32U:
2518       case Iop_CmpORD32S:
2519       case Iop_Add32: case Iop_Sub32: case Iop_Mul32:
2520       case Iop_Or32:  case Iop_And32: case Iop_Xor32:
2521       case Iop_Max32U:
2522       case Iop_QAdd32S: case Iop_QSub32S:
2523       case Iop_Add16x2: case Iop_Sub16x2:
2524       case Iop_QAdd16Sx2: case Iop_QAdd16Ux2:
2525       case Iop_QSub16Sx2: case Iop_QSub16Ux2:
2526       case Iop_HAdd16Ux2: case Iop_HAdd16Sx2:
2527       case Iop_HSub16Ux2: case Iop_HSub16Sx2:
2528       case Iop_Add8x4: case Iop_Sub8x4:
2529       case Iop_QAdd8Sx4: case Iop_QAdd8Ux4:
2530       case Iop_QSub8Sx4: case Iop_QSub8Ux4:
2531       case Iop_HAdd8Ux4: case Iop_HAdd8Sx4:
2532       case Iop_HSub8Ux4: case Iop_HSub8Sx4:
2533       case Iop_Sad8Ux4:
2534          BINARY(Ity_I32,Ity_I32, Ity_I32);
2535 
2536       case Iop_Add64: case Iop_Sub64: case Iop_Mul64:
2537       case Iop_Or64:  case Iop_And64: case Iop_Xor64:
2538       case Iop_CmpORD64U:
2539       case Iop_CmpORD64S:
2540       case Iop_Avg8Ux8: case Iop_Avg16Ux4:
2541       case Iop_Add8x8: case Iop_Add16x4: case Iop_Add32x2:
2542       case Iop_Add32Fx2: case Iop_Sub32Fx2:
2543       case Iop_CmpEQ8x8: case Iop_CmpEQ16x4: case Iop_CmpEQ32x2:
2544       case Iop_CmpGT8Sx8: case Iop_CmpGT16Sx4: case Iop_CmpGT32Sx2:
2545       case Iop_CmpGT8Ux8: case Iop_CmpGT16Ux4: case Iop_CmpGT32Ux2:
2546       case Iop_CmpGT32Fx2: case Iop_CmpEQ32Fx2: case Iop_CmpGE32Fx2:
2547       case Iop_InterleaveHI8x8: case Iop_InterleaveLO8x8:
2548       case Iop_InterleaveHI16x4: case Iop_InterleaveLO16x4:
2549       case Iop_InterleaveHI32x2: case Iop_InterleaveLO32x2:
2550       case Iop_CatOddLanes8x8: case Iop_CatEvenLanes8x8:
2551       case Iop_CatOddLanes16x4: case Iop_CatEvenLanes16x4:
2552       case Iop_InterleaveOddLanes8x8: case Iop_InterleaveEvenLanes8x8:
2553       case Iop_InterleaveOddLanes16x4: case Iop_InterleaveEvenLanes16x4:
2554       case Iop_Perm8x8:
2555       case Iop_Max8Ux8: case Iop_Max16Ux4: case Iop_Max32Ux2:
2556       case Iop_Max8Sx8: case Iop_Max16Sx4: case Iop_Max32Sx2:
2557       case Iop_Max32Fx2: case Iop_Min32Fx2:
2558       case Iop_PwMax32Fx2: case Iop_PwMin32Fx2:
2559       case Iop_Min8Ux8: case Iop_Min16Ux4: case Iop_Min32Ux2:
2560       case Iop_Min8Sx8: case Iop_Min16Sx4: case Iop_Min32Sx2:
2561       case Iop_PwMax8Ux8: case Iop_PwMax16Ux4: case Iop_PwMax32Ux2:
2562       case Iop_PwMax8Sx8: case Iop_PwMax16Sx4: case Iop_PwMax32Sx2:
2563       case Iop_PwMin8Ux8: case Iop_PwMin16Ux4: case Iop_PwMin32Ux2:
2564       case Iop_PwMin8Sx8: case Iop_PwMin16Sx4: case Iop_PwMin32Sx2:
2565       case Iop_Mul8x8: case Iop_Mul16x4: case Iop_Mul32x2:
2566       case Iop_Mul32Fx2:
2567       case Iop_PolynomialMul8x8:
2568       case Iop_MulHi16Sx4: case Iop_MulHi16Ux4:
2569       case Iop_QDMulHi16Sx4: case Iop_QDMulHi32Sx2:
2570       case Iop_QRDMulHi16Sx4: case Iop_QRDMulHi32Sx2:
2571       case Iop_QAdd8Sx8: case Iop_QAdd16Sx4:
2572       case Iop_QAdd32Sx2: case Iop_QAdd64Sx1:
2573       case Iop_QAdd8Ux8: case Iop_QAdd16Ux4:
2574       case Iop_QAdd32Ux2: case Iop_QAdd64Ux1:
2575       case Iop_PwAdd8x8: case Iop_PwAdd16x4: case Iop_PwAdd32x2:
2576       case Iop_PwAdd32Fx2:
2577       case Iop_QNarrowBin32Sto16Sx4:
2578       case Iop_QNarrowBin16Sto8Sx8: case Iop_QNarrowBin16Sto8Ux8:
2579       case Iop_NarrowBin16to8x8: case Iop_NarrowBin32to16x4:
2580       case Iop_Sub8x8: case Iop_Sub16x4: case Iop_Sub32x2:
2581       case Iop_QSub8Sx8: case Iop_QSub16Sx4:
2582       case Iop_QSub32Sx2: case Iop_QSub64Sx1:
2583       case Iop_QSub8Ux8: case Iop_QSub16Ux4:
2584       case Iop_QSub32Ux2: case Iop_QSub64Ux1:
2585       case Iop_Shl8x8: case Iop_Shl16x4: case Iop_Shl32x2:
2586       case Iop_Shr8x8: case Iop_Shr16x4: case Iop_Shr32x2:
2587       case Iop_Sar8x8: case Iop_Sar16x4: case Iop_Sar32x2:
2588       case Iop_Sal8x8: case Iop_Sal16x4: case Iop_Sal32x2: case Iop_Sal64x1:
2589       case Iop_QShl8x8: case Iop_QShl16x4: case Iop_QShl32x2: case Iop_QShl64x1:
2590       case Iop_QSal8x8: case Iop_QSal16x4: case Iop_QSal32x2: case Iop_QSal64x1:
2591       case Iop_RecipStep32Fx2:
2592       case Iop_RSqrtStep32Fx2:
2593          BINARY(Ity_I64,Ity_I64, Ity_I64);
2594 
2595       case Iop_ShlN32x2: case Iop_ShlN16x4: case Iop_ShlN8x8:
2596       case Iop_ShrN32x2: case Iop_ShrN16x4: case Iop_ShrN8x8:
2597       case Iop_SarN32x2: case Iop_SarN16x4: case Iop_SarN8x8:
2598       case Iop_QShlNsatUU8x8:  case Iop_QShlNsatUU16x4:
2599       case Iop_QShlNsatUU32x2: case Iop_QShlNsatUU64x1:
2600       case Iop_QShlNsatSU8x8:  case Iop_QShlNsatSU16x4:
2601       case Iop_QShlNsatSU32x2: case Iop_QShlNsatSU64x1:
2602       case Iop_QShlNsatSS8x8:  case Iop_QShlNsatSS16x4:
2603       case Iop_QShlNsatSS32x2: case Iop_QShlNsatSS64x1:
2604          BINARY(Ity_I64,Ity_I8, Ity_I64);
2605 
2606       case Iop_Shl8: case Iop_Shr8: case Iop_Sar8:
2607          BINARY(Ity_I8,Ity_I8, Ity_I8);
2608       case Iop_Shl16: case Iop_Shr16: case Iop_Sar16:
2609          BINARY(Ity_I16,Ity_I8, Ity_I16);
2610       case Iop_Shl32: case Iop_Shr32: case Iop_Sar32:
2611          BINARY(Ity_I32,Ity_I8, Ity_I32);
2612       case Iop_Shl64: case Iop_Shr64: case Iop_Sar64:
2613          BINARY(Ity_I64,Ity_I8, Ity_I64);
2614 
2615       case Iop_Not8:
2616          UNARY(Ity_I8, Ity_I8);
2617       case Iop_Not16:
2618          UNARY(Ity_I16, Ity_I16);
2619       case Iop_Not32:
2620       case Iop_CmpNEZ16x2: case Iop_CmpNEZ8x4:
2621          UNARY(Ity_I32, Ity_I32);
2622 
2623       case Iop_Not64:
2624       case Iop_CmpNEZ32x2: case Iop_CmpNEZ16x4: case Iop_CmpNEZ8x8:
2625       case Iop_Cnt8x8:
2626       case Iop_Clz8x8: case Iop_Clz16x4: case Iop_Clz32x2:
2627       case Iop_Cls8x8: case Iop_Cls16x4: case Iop_Cls32x2:
2628       case Iop_PwAddL8Ux8: case Iop_PwAddL16Ux4: case Iop_PwAddL32Ux2:
2629       case Iop_PwAddL8Sx8: case Iop_PwAddL16Sx4: case Iop_PwAddL32Sx2:
2630       case Iop_Reverse8sIn64_x1: case Iop_Reverse16sIn64_x1:
2631       case Iop_Reverse32sIn64_x1:
2632       case Iop_Reverse8sIn32_x2: case Iop_Reverse16sIn32_x2:
2633       case Iop_Reverse8sIn16_x4:
2634       case Iop_FtoI32Sx2_RZ: case Iop_FtoI32Ux2_RZ:
2635       case Iop_I32StoFx2: case Iop_I32UtoFx2:
2636       case Iop_RecipEst32Ux2: case Iop_RecipEst32Fx2:
2637       case Iop_Abs32Fx2:
2638       case Iop_RSqrtEst32Fx2:
2639       case Iop_RSqrtEst32Ux2:
2640       case Iop_Neg32Fx2:
2641       case Iop_Abs8x8: case Iop_Abs16x4: case Iop_Abs32x2:
2642          UNARY(Ity_I64, Ity_I64);
2643 
2644       case Iop_CmpEQ8: case Iop_CmpNE8:
2645       case Iop_CasCmpEQ8: case Iop_CasCmpNE8: case Iop_ExpCmpNE8:
2646          COMPARISON(Ity_I8);
2647       case Iop_CmpEQ16: case Iop_CmpNE16:
2648       case Iop_CasCmpEQ16: case Iop_CasCmpNE16: case Iop_ExpCmpNE16:
2649          COMPARISON(Ity_I16);
2650       case Iop_CmpEQ32: case Iop_CmpNE32:
2651       case Iop_CasCmpEQ32: case Iop_CasCmpNE32: case Iop_ExpCmpNE32:
2652       case Iop_CmpLT32S: case Iop_CmpLE32S:
2653       case Iop_CmpLT32U: case Iop_CmpLE32U:
2654          COMPARISON(Ity_I32);
2655       case Iop_CmpEQ64: case Iop_CmpNE64:
2656       case Iop_CasCmpEQ64: case Iop_CasCmpNE64: case Iop_ExpCmpNE64:
2657       case Iop_CmpLT64S: case Iop_CmpLE64S:
2658       case Iop_CmpLT64U: case Iop_CmpLE64U:
2659          COMPARISON(Ity_I64);
2660 
2661       case Iop_CmpNEZ8:  UNARY_COMPARISON(Ity_I8);
2662       case Iop_CmpNEZ16: UNARY_COMPARISON(Ity_I16);
2663       case Iop_CmpNEZ32: UNARY_COMPARISON(Ity_I32);
2664       case Iop_CmpNEZ64: UNARY_COMPARISON(Ity_I64);
2665 
2666       case Iop_Left8:  UNARY(Ity_I8, Ity_I8);
2667       case Iop_Left16: UNARY(Ity_I16,Ity_I16);
2668       case Iop_CmpwNEZ32: case Iop_Left32: UNARY(Ity_I32,Ity_I32);
2669       case Iop_CmpwNEZ64: case Iop_Left64: UNARY(Ity_I64,Ity_I64);
2670 
2671       case Iop_GetMSBs8x8:  UNARY(Ity_I64, Ity_I8);
2672       case Iop_GetMSBs8x16: UNARY(Ity_V128, Ity_I16);
2673 
2674       case Iop_MullU8: case Iop_MullS8:
2675          BINARY(Ity_I8,Ity_I8, Ity_I16);
2676       case Iop_MullU16: case Iop_MullS16:
2677          BINARY(Ity_I16,Ity_I16, Ity_I32);
2678       case Iop_MullU32: case Iop_MullS32:
2679          BINARY(Ity_I32,Ity_I32, Ity_I64);
2680       case Iop_MullU64: case Iop_MullS64:
2681          BINARY(Ity_I64,Ity_I64, Ity_I128);
2682 
2683       case Iop_Clz32: case Iop_Ctz32:
2684          UNARY(Ity_I32, Ity_I32);
2685 
2686       case Iop_Clz64: case Iop_Ctz64:
2687          UNARY(Ity_I64, Ity_I64);
2688 
2689       case Iop_DivU32: case Iop_DivS32: case Iop_DivU32E: case Iop_DivS32E:
2690          BINARY(Ity_I32,Ity_I32, Ity_I32);
2691 
2692       case Iop_DivU64: case Iop_DivS64: case Iop_DivS64E: case Iop_DivU64E:
2693          BINARY(Ity_I64,Ity_I64, Ity_I64);
2694 
2695       case Iop_DivModU64to32: case Iop_DivModS64to32:
2696          BINARY(Ity_I64,Ity_I32, Ity_I64);
2697 
2698       case Iop_DivModU128to64: case Iop_DivModS128to64:
2699          BINARY(Ity_I128,Ity_I64, Ity_I128);
2700 
2701       case Iop_DivModS64to64:
2702          BINARY(Ity_I64,Ity_I64, Ity_I128);
2703 
2704       case Iop_16HIto8: case Iop_16to8:
2705          UNARY(Ity_I16, Ity_I8);
2706       case Iop_8HLto16:
2707          BINARY(Ity_I8,Ity_I8, Ity_I16);
2708 
2709       case Iop_32HIto16: case Iop_32to16:
2710          UNARY(Ity_I32, Ity_I16);
2711       case Iop_16HLto32:
2712          BINARY(Ity_I16,Ity_I16, Ity_I32);
2713 
2714       case Iop_64HIto32: case Iop_64to32:
2715          UNARY(Ity_I64, Ity_I32);
2716       case Iop_32HLto64:
2717          BINARY(Ity_I32,Ity_I32, Ity_I64);
2718 
2719       case Iop_128HIto64: case Iop_128to64:
2720          UNARY(Ity_I128, Ity_I64);
2721       case Iop_64HLto128:
2722          BINARY(Ity_I64,Ity_I64, Ity_I128);
2723 
2724       case Iop_Not1:   UNARY(Ity_I1, Ity_I1);
2725       case Iop_1Uto8:  UNARY(Ity_I1, Ity_I8);
2726       case Iop_1Sto8:  UNARY(Ity_I1, Ity_I8);
2727       case Iop_1Sto16: UNARY(Ity_I1, Ity_I16);
2728       case Iop_1Uto32: case Iop_1Sto32: UNARY(Ity_I1, Ity_I32);
2729       case Iop_1Sto64: case Iop_1Uto64: UNARY(Ity_I1, Ity_I64);
2730       case Iop_32to1:  UNARY(Ity_I32, Ity_I1);
2731       case Iop_64to1:  UNARY(Ity_I64, Ity_I1);
2732 
2733       case Iop_8Uto32: case Iop_8Sto32:
2734          UNARY(Ity_I8, Ity_I32);
2735 
2736       case Iop_8Uto16: case Iop_8Sto16:
2737          UNARY(Ity_I8, Ity_I16);
2738 
2739       case Iop_16Uto32: case Iop_16Sto32:
2740          UNARY(Ity_I16, Ity_I32);
2741 
2742       case Iop_32Sto64: case Iop_32Uto64:
2743          UNARY(Ity_I32, Ity_I64);
2744 
2745       case Iop_8Uto64: case Iop_8Sto64:
2746          UNARY(Ity_I8, Ity_I64);
2747 
2748       case Iop_16Uto64: case Iop_16Sto64:
2749          UNARY(Ity_I16, Ity_I64);
2750       case Iop_64to16:
2751          UNARY(Ity_I64, Ity_I16);
2752 
2753       case Iop_32to8: UNARY(Ity_I32, Ity_I8);
2754       case Iop_64to8: UNARY(Ity_I64, Ity_I8);
2755 
2756       case Iop_AddF64:    case Iop_SubF64:
2757       case Iop_MulF64:    case Iop_DivF64:
2758       case Iop_AddF64r32: case Iop_SubF64r32:
2759       case Iop_MulF64r32: case Iop_DivF64r32:
2760          TERNARY(ity_RMode,Ity_F64,Ity_F64, Ity_F64);
2761 
2762       case Iop_AddF32: case Iop_SubF32:
2763       case Iop_MulF32: case Iop_DivF32:
2764          TERNARY(ity_RMode,Ity_F32,Ity_F32, Ity_F32);
2765 
2766       case Iop_NegF64: case Iop_AbsF64:
2767          UNARY(Ity_F64, Ity_F64);
2768 
2769       case Iop_NegF32: case Iop_AbsF32:
2770          UNARY(Ity_F32, Ity_F32);
2771 
2772       case Iop_SqrtF64:
2773       case Iop_RecpExpF64:
2774          BINARY(ity_RMode,Ity_F64, Ity_F64);
2775 
2776       case Iop_SqrtF32:
2777       case Iop_RoundF32toInt:
2778       case Iop_RecpExpF32:
2779          BINARY(ity_RMode,Ity_F32, Ity_F32);
2780 
2781       case Iop_CmpF32:
2782          BINARY(Ity_F32,Ity_F32, Ity_I32);
2783 
2784       case Iop_CmpF64:
2785          BINARY(Ity_F64,Ity_F64, Ity_I32);
2786 
2787       case Iop_CmpF128:
2788          BINARY(Ity_F128,Ity_F128, Ity_I32);
2789 
2790       case Iop_F64toI16S: BINARY(ity_RMode,Ity_F64, Ity_I16);
2791       case Iop_F64toI32S: BINARY(ity_RMode,Ity_F64, Ity_I32);
2792       case Iop_F64toI64S: case Iop_F64toI64U:
2793          BINARY(ity_RMode,Ity_F64, Ity_I64);
2794 
2795       case Iop_F64toI32U: BINARY(ity_RMode,Ity_F64, Ity_I32);
2796 
2797       case Iop_I32StoF64: UNARY(Ity_I32, Ity_F64);
2798       case Iop_I64StoF64: BINARY(ity_RMode,Ity_I64, Ity_F64);
2799       case Iop_I64UtoF64: BINARY(ity_RMode,Ity_I64, Ity_F64);
2800       case Iop_I64UtoF32: BINARY(ity_RMode,Ity_I64, Ity_F32);
2801 
2802       case Iop_I32UtoF64: UNARY(Ity_I32, Ity_F64);
2803 
2804       case Iop_F32toI32S: BINARY(ity_RMode,Ity_F32, Ity_I32);
2805       case Iop_F32toI64S: BINARY(ity_RMode,Ity_F32, Ity_I64);
2806       case Iop_F32toI32U: BINARY(ity_RMode,Ity_F32, Ity_I32);
2807       case Iop_F32toI64U: BINARY(ity_RMode,Ity_F32, Ity_I64);
2808 
2809       case Iop_I32UtoF32: BINARY(ity_RMode,Ity_I32, Ity_F32);
2810       case Iop_I32StoF32: BINARY(ity_RMode,Ity_I32, Ity_F32);
2811       case Iop_I64StoF32: BINARY(ity_RMode,Ity_I64, Ity_F32);
2812 
2813       case Iop_F32toF64: UNARY(Ity_F32, Ity_F64);
2814       case Iop_F16toF64: UNARY(Ity_F16, Ity_F64);
2815       case Iop_F16toF32: UNARY(Ity_F16, Ity_F32);
2816 
2817       case Iop_F64toF32: BINARY(ity_RMode,Ity_F64, Ity_F32);
2818       case Iop_F64toF16: BINARY(ity_RMode,Ity_F64, Ity_F16);
2819       case Iop_F32toF16: BINARY(ity_RMode,Ity_F32, Ity_F16);
2820 
2821       case Iop_ReinterpI64asF64: UNARY(Ity_I64, Ity_F64);
2822       case Iop_ReinterpF64asI64: UNARY(Ity_F64, Ity_I64);
2823       case Iop_ReinterpI32asF32: UNARY(Ity_I32, Ity_F32);
2824       case Iop_ReinterpF32asI32: UNARY(Ity_F32, Ity_I32);
2825 
2826       case Iop_AtanF64: case Iop_Yl2xF64:  case Iop_Yl2xp1F64:
2827       case Iop_ScaleF64: case Iop_PRemF64: case Iop_PRem1F64:
2828          TERNARY(ity_RMode,Ity_F64,Ity_F64, Ity_F64);
2829 
2830       case Iop_PRemC3210F64: case Iop_PRem1C3210F64:
2831          TERNARY(ity_RMode,Ity_F64,Ity_F64, Ity_I32);
2832 
2833       case Iop_SinF64: case Iop_CosF64: case Iop_TanF64:
2834       case Iop_2xm1F64:
2835       case Iop_RoundF64toInt: BINARY(ity_RMode,Ity_F64, Ity_F64);
2836 
2837       case Iop_MAddF64: case Iop_MSubF64:
2838       case Iop_MAddF64r32: case Iop_MSubF64r32:
2839          QUATERNARY(ity_RMode,Ity_F64,Ity_F64,Ity_F64, Ity_F64);
2840 
2841       case Iop_RSqrtEst5GoodF64:
2842       case Iop_RoundF64toF64_NEAREST: case Iop_RoundF64toF64_NegINF:
2843       case Iop_RoundF64toF64_PosINF: case Iop_RoundF64toF64_ZERO:
2844          UNARY(Ity_F64, Ity_F64);
2845       case Iop_RoundF64toF32:
2846          BINARY(ity_RMode,Ity_F64, Ity_F64);
2847       case Iop_TruncF64asF32:
2848          UNARY(Ity_F64, Ity_F32);
2849 
2850       case Iop_I32UtoFx4:
2851       case Iop_I32StoFx4:
2852       case Iop_QFtoI32Ux4_RZ:
2853       case Iop_QFtoI32Sx4_RZ:
2854       case Iop_FtoI32Ux4_RZ:
2855       case Iop_FtoI32Sx4_RZ:
2856       case Iop_RoundF32x4_RM:
2857       case Iop_RoundF32x4_RP:
2858       case Iop_RoundF32x4_RN:
2859       case Iop_RoundF32x4_RZ:
2860       case Iop_Abs64Fx2: case Iop_Abs32Fx4:
2861       case Iop_RSqrtEst32Fx4:
2862       case Iop_RSqrtEst32Ux4:
2863          UNARY(Ity_V128, Ity_V128);
2864 
2865       case Iop_Sqrt64Fx2:
2866       case Iop_Sqrt32Fx4:
2867          BINARY(ity_RMode,Ity_V128, Ity_V128);
2868 
2869       case Iop_64HLtoV128:
2870          BINARY(Ity_I64,Ity_I64, Ity_V128);
2871 
2872       case Iop_V128to64: case Iop_V128HIto64:
2873       case Iop_NarrowUn16to8x8:
2874       case Iop_NarrowUn32to16x4:
2875       case Iop_NarrowUn64to32x2:
2876       case Iop_QNarrowUn16Uto8Ux8:
2877       case Iop_QNarrowUn32Uto16Ux4:
2878       case Iop_QNarrowUn64Uto32Ux2:
2879       case Iop_QNarrowUn16Sto8Sx8:
2880       case Iop_QNarrowUn32Sto16Sx4:
2881       case Iop_QNarrowUn64Sto32Sx2:
2882       case Iop_QNarrowUn16Sto8Ux8:
2883       case Iop_QNarrowUn32Sto16Ux4:
2884       case Iop_QNarrowUn64Sto32Ux2:
2885       case Iop_F32toF16x4:
2886          UNARY(Ity_V128, Ity_I64);
2887 
2888       case Iop_Widen8Uto16x8:
2889       case Iop_Widen16Uto32x4:
2890       case Iop_Widen32Uto64x2:
2891       case Iop_Widen8Sto16x8:
2892       case Iop_Widen16Sto32x4:
2893       case Iop_Widen32Sto64x2:
2894       case Iop_F16toF32x4:
2895          UNARY(Ity_I64, Ity_V128);
2896 
2897       case Iop_V128to32:    UNARY(Ity_V128, Ity_I32);
2898       case Iop_32UtoV128:   UNARY(Ity_I32, Ity_V128);
2899       case Iop_64UtoV128:   UNARY(Ity_I64, Ity_V128);
2900       case Iop_SetV128lo32: BINARY(Ity_V128,Ity_I32, Ity_V128);
2901       case Iop_SetV128lo64: BINARY(Ity_V128,Ity_I64, Ity_V128);
2902 
2903       case Iop_Dup8x16: UNARY(Ity_I8, Ity_V128);
2904       case Iop_Dup16x8: UNARY(Ity_I16, Ity_V128);
2905       case Iop_Dup32x4: UNARY(Ity_I32, Ity_V128);
2906       case Iop_Dup8x8:  UNARY(Ity_I8, Ity_I64);
2907       case Iop_Dup16x4: UNARY(Ity_I16, Ity_I64);
2908       case Iop_Dup32x2: UNARY(Ity_I32, Ity_I64);
2909 
2910       case Iop_CmpEQ32Fx4: case Iop_CmpLT32Fx4:
2911       case Iop_CmpEQ64Fx2: case Iop_CmpLT64Fx2:
2912       case Iop_CmpLE32Fx4: case Iop_CmpUN32Fx4:
2913       case Iop_CmpLE64Fx2: case Iop_CmpUN64Fx2:
2914       case Iop_CmpGT32Fx4: case Iop_CmpGE32Fx4:
2915       case Iop_CmpEQ32F0x4: case Iop_CmpLT32F0x4:
2916       case Iop_CmpEQ64F0x2: case Iop_CmpLT64F0x2:
2917       case Iop_CmpLE32F0x4: case Iop_CmpUN32F0x4:
2918       case Iop_CmpLE64F0x2: case Iop_CmpUN64F0x2:
2919       case Iop_Add32F0x4:
2920       case Iop_Add64F0x2:
2921       case Iop_Div32F0x4:
2922       case Iop_Div64F0x2:
2923       case Iop_Max32Fx4: case Iop_Max32F0x4:
2924       case Iop_PwMax32Fx4: case Iop_PwMin32Fx4:
2925       case Iop_Max64Fx2: case Iop_Max64F0x2:
2926       case Iop_Min32Fx4: case Iop_Min32F0x4:
2927       case Iop_Min64Fx2: case Iop_Min64F0x2:
2928       case Iop_Mul32F0x4:
2929       case Iop_Mul64F0x2:
2930       case Iop_Sub32F0x4:
2931       case Iop_Sub64F0x2:
2932       case Iop_AndV128: case Iop_OrV128: case Iop_XorV128:
2933       case Iop_Add8x16:   case Iop_Add16x8:
2934       case Iop_Add32x4:   case Iop_Add64x2:
2935       case Iop_QAdd8Ux16: case Iop_QAdd16Ux8:
2936       case Iop_QAdd32Ux4: case Iop_QAdd64Ux2:
2937       case Iop_QAdd8Sx16: case Iop_QAdd16Sx8:
2938       case Iop_QAdd32Sx4: case Iop_QAdd64Sx2:
2939       case Iop_QAddExtUSsatSS8x16: case Iop_QAddExtUSsatSS16x8:
2940       case Iop_QAddExtUSsatSS32x4: case Iop_QAddExtUSsatSS64x2:
2941       case Iop_QAddExtSUsatUU8x16: case Iop_QAddExtSUsatUU16x8:
2942       case Iop_QAddExtSUsatUU32x4: case Iop_QAddExtSUsatUU64x2:
2943       case Iop_PwAdd8x16: case Iop_PwAdd16x8: case Iop_PwAdd32x4:
2944       case Iop_Sub8x16:   case Iop_Sub16x8:
2945       case Iop_Sub32x4:   case Iop_Sub64x2:
2946       case Iop_QSub8Ux16: case Iop_QSub16Ux8:
2947       case Iop_QSub32Ux4: case Iop_QSub64Ux2:
2948       case Iop_QSub8Sx16: case Iop_QSub16Sx8:
2949       case Iop_QSub32Sx4: case Iop_QSub64Sx2:
2950       case Iop_Mul8x16: case Iop_Mul16x8: case Iop_Mul32x4:
2951       case Iop_PolynomialMul8x16:
2952       case Iop_PolynomialMulAdd8x16: case Iop_PolynomialMulAdd16x8:
2953       case Iop_PolynomialMulAdd32x4: case Iop_PolynomialMulAdd64x2:
2954       case Iop_MulHi16Ux8: case Iop_MulHi32Ux4:
2955       case Iop_MulHi16Sx8: case Iop_MulHi32Sx4:
2956       case Iop_QDMulHi16Sx8: case Iop_QDMulHi32Sx4:
2957       case Iop_QRDMulHi16Sx8: case Iop_QRDMulHi32Sx4:
2958       case Iop_MullEven8Ux16: case Iop_MullEven16Ux8: case Iop_MullEven32Ux4:
2959       case Iop_MullEven8Sx16: case Iop_MullEven16Sx8: case Iop_MullEven32Sx4:
2960       case Iop_Avg8Ux16: case Iop_Avg16Ux8: case Iop_Avg32Ux4:
2961       case Iop_Avg8Sx16: case Iop_Avg16Sx8: case Iop_Avg32Sx4:
2962       case Iop_Max8Sx16: case Iop_Max16Sx8: case Iop_Max32Sx4:
2963       case Iop_Max64Sx2:
2964       case Iop_Max8Ux16: case Iop_Max16Ux8: case Iop_Max32Ux4:
2965       case Iop_Max64Ux2:
2966       case Iop_Min8Sx16: case Iop_Min16Sx8: case Iop_Min32Sx4:
2967       case Iop_Min64Sx2:
2968       case Iop_Min8Ux16: case Iop_Min16Ux8: case Iop_Min32Ux4:
2969       case Iop_Min64Ux2:
2970       case Iop_CmpEQ8x16:  case Iop_CmpEQ16x8:  case Iop_CmpEQ32x4:
2971       case Iop_CmpEQ64x2:
2972       case Iop_CmpGT8Sx16: case Iop_CmpGT16Sx8: case Iop_CmpGT32Sx4:
2973       case Iop_CmpGT64Sx2:
2974       case Iop_CmpGT8Ux16: case Iop_CmpGT16Ux8: case Iop_CmpGT32Ux4:
2975       case Iop_CmpGT64Ux2:
2976       case Iop_Shl8x16: case Iop_Shl16x8: case Iop_Shl32x4: case Iop_Shl64x2:
2977       case Iop_QShl8x16: case Iop_QShl16x8:
2978       case Iop_QShl32x4: case Iop_QShl64x2:
2979       case Iop_QSal8x16: case Iop_QSal16x8:
2980       case Iop_QSal32x4: case Iop_QSal64x2:
2981       case Iop_Shr8x16: case Iop_Shr16x8: case Iop_Shr32x4: case Iop_Shr64x2:
2982       case Iop_Sar8x16: case Iop_Sar16x8: case Iop_Sar32x4: case Iop_Sar64x2:
2983       case Iop_Sal8x16: case Iop_Sal16x8: case Iop_Sal32x4: case Iop_Sal64x2:
2984       case Iop_Rol8x16: case Iop_Rol16x8: case Iop_Rol32x4:case Iop_Rol64x2:
2985       case Iop_QNarrowBin16Sto8Ux16: case Iop_QNarrowBin32Sto16Ux8:
2986       case Iop_QNarrowBin16Sto8Sx16: case Iop_QNarrowBin32Sto16Sx8:
2987       case Iop_QNarrowBin16Uto8Ux16: case Iop_QNarrowBin32Uto16Ux8:
2988       case Iop_QNarrowBin64Sto32Sx4: case Iop_QNarrowBin64Uto32Ux4:
2989       case Iop_NarrowBin16to8x16:   case Iop_NarrowBin32to16x8:
2990       case Iop_NarrowBin64to32x4:
2991       case Iop_InterleaveHI8x16: case Iop_InterleaveHI16x8:
2992       case Iop_InterleaveHI32x4: case Iop_InterleaveHI64x2:
2993       case Iop_InterleaveLO8x16: case Iop_InterleaveLO16x8:
2994       case Iop_InterleaveLO32x4: case Iop_InterleaveLO64x2:
2995       case Iop_CatOddLanes8x16: case Iop_CatEvenLanes8x16:
2996       case Iop_CatOddLanes16x8: case Iop_CatEvenLanes16x8:
2997       case Iop_CatOddLanes32x4: case Iop_CatEvenLanes32x4:
2998       case Iop_InterleaveOddLanes8x16: case Iop_InterleaveEvenLanes8x16:
2999       case Iop_InterleaveOddLanes16x8: case Iop_InterleaveEvenLanes16x8:
3000       case Iop_InterleaveOddLanes32x4: case Iop_InterleaveEvenLanes32x4:
3001       case Iop_Perm8x16: case Iop_Perm32x4:
3002       case Iop_RecipStep32Fx4: case Iop_RecipStep64Fx2:
3003       case Iop_RSqrtStep32Fx4: case Iop_RSqrtStep64Fx2:
3004       case Iop_CipherV128:
3005       case Iop_CipherLV128:
3006       case Iop_NCipherV128:
3007       case Iop_NCipherLV128:
3008       case Iop_Sh8Sx16: case Iop_Sh16Sx8:
3009       case Iop_Sh32Sx4: case Iop_Sh64Sx2:
3010       case Iop_Sh8Ux16: case Iop_Sh16Ux8:
3011       case Iop_Sh32Ux4: case Iop_Sh64Ux2:
3012       case Iop_Rsh8Sx16: case Iop_Rsh16Sx8:
3013       case Iop_Rsh32Sx4: case Iop_Rsh64Sx2:
3014       case Iop_Rsh8Ux16: case Iop_Rsh16Ux8:
3015       case Iop_Rsh32Ux4: case Iop_Rsh64Ux2:
3016          BINARY(Ity_V128,Ity_V128, Ity_V128);
3017 
3018       case Iop_PolynomialMull8x8:
3019       case Iop_Mull8Ux8: case Iop_Mull8Sx8:
3020       case Iop_Mull16Ux4: case Iop_Mull16Sx4:
3021       case Iop_Mull32Ux2: case Iop_Mull32Sx2:
3022          BINARY(Ity_I64, Ity_I64, Ity_V128);
3023 
3024       case Iop_NotV128:
3025       case Iop_RecipEst32Fx4: case Iop_RecipEst32F0x4:
3026       case Iop_RecipEst64Fx2: case Iop_RSqrtEst64Fx2:
3027       case Iop_RecipEst32Ux4:
3028       case Iop_RSqrtEst32F0x4:
3029       case Iop_Sqrt32F0x4:
3030       case Iop_Sqrt64F0x2:
3031       case Iop_CmpNEZ8x16: case Iop_CmpNEZ16x8:
3032       case Iop_CmpNEZ32x4: case Iop_CmpNEZ64x2:
3033       case Iop_Cnt8x16:
3034       case Iop_Clz8x16: case Iop_Clz16x8: case Iop_Clz32x4: case Iop_Clz64x2:
3035       case Iop_Cls8x16: case Iop_Cls16x8: case Iop_Cls32x4:
3036       case Iop_PwAddL8Ux16: case Iop_PwAddL16Ux8: case Iop_PwAddL32Ux4:
3037       case Iop_PwAddL8Sx16: case Iop_PwAddL16Sx8: case Iop_PwAddL32Sx4:
3038       case Iop_Reverse8sIn64_x2: case Iop_Reverse16sIn64_x2:
3039       case Iop_Reverse32sIn64_x2:
3040       case Iop_Reverse8sIn32_x4: case Iop_Reverse16sIn32_x4:
3041       case Iop_Reverse8sIn16_x8:
3042       case Iop_Reverse1sIn8_x16:
3043       case Iop_Neg64Fx2: case Iop_Neg32Fx4:
3044       case Iop_Abs8x16: case Iop_Abs16x8: case Iop_Abs32x4: case Iop_Abs64x2:
3045       case Iop_CipherSV128:
3046       case Iop_PwBitMtxXpose64x2:
3047       case Iop_ZeroHI64ofV128:  case Iop_ZeroHI96ofV128:
3048       case Iop_ZeroHI112ofV128: case Iop_ZeroHI120ofV128:
3049          UNARY(Ity_V128, Ity_V128);
3050 
3051       case Iop_ShlV128: case Iop_ShrV128:
3052       case Iop_ShlN8x16: case Iop_ShlN16x8:
3053       case Iop_ShlN32x4: case Iop_ShlN64x2:
3054       case Iop_ShrN8x16: case Iop_ShrN16x8:
3055       case Iop_ShrN32x4: case Iop_ShrN64x2:
3056       case Iop_SarN8x16: case Iop_SarN16x8:
3057       case Iop_SarN32x4: case Iop_SarN64x2:
3058       case Iop_QShlNsatUU8x16: case Iop_QShlNsatUU16x8:
3059       case Iop_QShlNsatUU32x4: case Iop_QShlNsatUU64x2:
3060       case Iop_QShlNsatSU8x16: case Iop_QShlNsatSU16x8:
3061       case Iop_QShlNsatSU32x4: case Iop_QShlNsatSU64x2:
3062       case Iop_QShlNsatSS8x16: case Iop_QShlNsatSS16x8:
3063       case Iop_QShlNsatSS32x4: case Iop_QShlNsatSS64x2:
3064       case Iop_SHA256:    case Iop_SHA512:
3065       case Iop_QandQShrNnarrow16Uto8Ux8:
3066       case Iop_QandQShrNnarrow32Uto16Ux4:
3067       case Iop_QandQShrNnarrow64Uto32Ux2:
3068       case Iop_QandQSarNnarrow16Sto8Sx8:
3069       case Iop_QandQSarNnarrow32Sto16Sx4:
3070       case Iop_QandQSarNnarrow64Sto32Sx2:
3071       case Iop_QandQSarNnarrow16Sto8Ux8:
3072       case Iop_QandQSarNnarrow32Sto16Ux4:
3073       case Iop_QandQSarNnarrow64Sto32Ux2:
3074       case Iop_QandQRShrNnarrow16Uto8Ux8:
3075       case Iop_QandQRShrNnarrow32Uto16Ux4:
3076       case Iop_QandQRShrNnarrow64Uto32Ux2:
3077       case Iop_QandQRSarNnarrow16Sto8Sx8:
3078       case Iop_QandQRSarNnarrow32Sto16Sx4:
3079       case Iop_QandQRSarNnarrow64Sto32Sx2:
3080       case Iop_QandQRSarNnarrow16Sto8Ux8:
3081       case Iop_QandQRSarNnarrow32Sto16Ux4:
3082       case Iop_QandQRSarNnarrow64Sto32Ux2:
3083          BINARY(Ity_V128,Ity_I8, Ity_V128);
3084 
3085       case Iop_F32ToFixed32Ux4_RZ:
3086       case Iop_F32ToFixed32Sx4_RZ:
3087       case Iop_Fixed32UToF32x4_RN:
3088       case Iop_Fixed32SToF32x4_RN:
3089          BINARY(Ity_V128, Ity_I8, Ity_V128);
3090 
3091       case Iop_F32ToFixed32Ux2_RZ:
3092       case Iop_F32ToFixed32Sx2_RZ:
3093       case Iop_Fixed32UToF32x2_RN:
3094       case Iop_Fixed32SToF32x2_RN:
3095          BINARY(Ity_I64, Ity_I8, Ity_I64);
3096 
3097       case Iop_GetElem8x16:
3098          BINARY(Ity_V128, Ity_I8, Ity_I8);
3099       case Iop_GetElem16x8:
3100          BINARY(Ity_V128, Ity_I8, Ity_I16);
3101       case Iop_GetElem32x4:
3102          BINARY(Ity_V128, Ity_I8, Ity_I32);
3103       case Iop_GetElem64x2:
3104          BINARY(Ity_V128, Ity_I8, Ity_I64);
3105       case Iop_GetElem8x8:
3106          BINARY(Ity_I64, Ity_I8, Ity_I8);
3107       case Iop_GetElem16x4:
3108          BINARY(Ity_I64, Ity_I8, Ity_I16);
3109       case Iop_GetElem32x2:
3110          BINARY(Ity_I64, Ity_I8, Ity_I32);
3111       case Iop_SetElem8x8:
3112          TERNARY(Ity_I64, Ity_I8, Ity_I8, Ity_I64);
3113       case Iop_SetElem16x4:
3114          TERNARY(Ity_I64, Ity_I8, Ity_I16, Ity_I64);
3115       case Iop_SetElem32x2:
3116          TERNARY(Ity_I64, Ity_I8, Ity_I32, Ity_I64);
3117 
3118       case Iop_Slice64:
3119          TERNARY(Ity_I64, Ity_I64, Ity_I8, Ity_I64);
3120       case Iop_SliceV128:
3121          TERNARY(Ity_V128, Ity_V128, Ity_I8, Ity_V128);
3122 
3123       case Iop_BCDAdd:
3124       case Iop_BCDSub:
3125          TERNARY(Ity_V128,Ity_V128, Ity_I8, Ity_V128);
3126       case Iop_QDMull16Sx4: case Iop_QDMull32Sx2:
3127          BINARY(Ity_I64, Ity_I64, Ity_V128);
3128 
3129       /* s390 specific */
3130       case Iop_MAddF32:
3131       case Iop_MSubF32:
3132          QUATERNARY(ity_RMode,Ity_F32,Ity_F32,Ity_F32, Ity_F32);
3133 
3134       case Iop_F64HLtoF128:
3135         BINARY(Ity_F64,Ity_F64, Ity_F128);
3136 
3137       case Iop_F128HItoF64:
3138       case Iop_F128LOtoF64:
3139         UNARY(Ity_F128, Ity_F64);
3140 
3141       case Iop_AddF128:
3142       case Iop_SubF128:
3143       case Iop_MulF128:
3144       case Iop_DivF128:
3145          TERNARY(ity_RMode,Ity_F128,Ity_F128, Ity_F128);
3146 
3147       case Iop_Add64Fx2: case Iop_Sub64Fx2:
3148       case Iop_Mul64Fx2: case Iop_Div64Fx2:
3149       case Iop_Add32Fx4: case Iop_Sub32Fx4:
3150       case Iop_Mul32Fx4: case Iop_Div32Fx4:
3151          TERNARY(ity_RMode,Ity_V128,Ity_V128, Ity_V128);
3152 
3153       case Iop_Add64Fx4: case Iop_Sub64Fx4:
3154       case Iop_Mul64Fx4: case Iop_Div64Fx4:
3155       case Iop_Add32Fx8: case Iop_Sub32Fx8:
3156       case Iop_Mul32Fx8: case Iop_Div32Fx8:
3157          TERNARY(ity_RMode,Ity_V256,Ity_V256, Ity_V256);
3158 
3159       case Iop_NegF128:
3160       case Iop_AbsF128:
3161          UNARY(Ity_F128, Ity_F128);
3162 
3163       case Iop_SqrtF128:
3164       case Iop_RoundF128toInt:
3165          BINARY(ity_RMode,Ity_F128, Ity_F128);
3166 
3167       case Iop_I32StoF128: UNARY(Ity_I32, Ity_F128);
3168       case Iop_I64StoF128: UNARY(Ity_I64, Ity_F128);
3169 
3170       case Iop_I32UtoF128: UNARY(Ity_I32, Ity_F128);
3171       case Iop_I64UtoF128: UNARY(Ity_I64, Ity_F128);
3172 
3173       case Iop_F128toI32S: BINARY(ity_RMode,Ity_F128, Ity_I32);
3174       case Iop_F128toI64S: BINARY(ity_RMode,Ity_F128, Ity_I64);
3175 
3176       case Iop_F128toI32U: BINARY(ity_RMode,Ity_F128, Ity_I32);
3177       case Iop_F128toI64U: BINARY(ity_RMode,Ity_F128, Ity_I64);
3178 
3179       case Iop_F32toF128: UNARY(Ity_F32, Ity_F128);
3180       case Iop_F64toF128: UNARY(Ity_F64, Ity_F128);
3181 
3182       case Iop_F128toF32: BINARY(ity_RMode,Ity_F128, Ity_F32);
3183       case Iop_F128toF64: BINARY(ity_RMode,Ity_F128, Ity_F64);
3184 
3185       case Iop_D32toD64:
3186          UNARY(Ity_D32, Ity_D64);
3187 
3188       case Iop_ExtractExpD64:
3189          UNARY(Ity_D64, Ity_I64);
3190 
3191       case Iop_ExtractSigD64:
3192          UNARY(Ity_D64, Ity_I64);
3193 
3194       case Iop_InsertExpD64:
3195          BINARY(Ity_I64,Ity_D64, Ity_D64);
3196 
3197       case Iop_ExtractExpD128:
3198          UNARY(Ity_D128, Ity_I64);
3199 
3200       case Iop_ExtractSigD128:
3201         UNARY(Ity_D128, Ity_I64);
3202 
3203       case Iop_InsertExpD128:
3204          BINARY(Ity_I64,Ity_D128, Ity_D128);
3205 
3206       case Iop_D64toD128:
3207          UNARY(Ity_D64, Ity_D128);
3208 
3209       case Iop_ReinterpD64asI64:
3210 	UNARY(Ity_D64, Ity_I64);
3211 
3212       case Iop_ReinterpI64asD64:
3213          UNARY(Ity_I64, Ity_D64);
3214 
3215       case Iop_RoundD64toInt:
3216          BINARY(ity_RMode,Ity_D64, Ity_D64);
3217 
3218       case Iop_RoundD128toInt:
3219          BINARY(ity_RMode,Ity_D128, Ity_D128);
3220 
3221       case Iop_I32StoD128:
3222       case Iop_I32UtoD128:
3223          UNARY(Ity_I32, Ity_D128);
3224 
3225       case Iop_I64StoD128:
3226          UNARY(Ity_I64, Ity_D128);
3227 
3228       case Iop_I64UtoD128:
3229          UNARY(Ity_I64, Ity_D128);
3230 
3231       case Iop_DPBtoBCD:
3232       case Iop_BCDtoDPB:
3233          UNARY(Ity_I64, Ity_I64);
3234 
3235       case Iop_D128HItoD64:
3236       case Iop_D128LOtoD64:
3237          UNARY(Ity_D128, Ity_D64);
3238 
3239       case Iop_D128toI64S:
3240          BINARY(ity_RMode, Ity_D128, Ity_I64);
3241 
3242       case Iop_D128toI64U:
3243          BINARY(ity_RMode, Ity_D128, Ity_I64);
3244 
3245       case Iop_D128toI32S:
3246       case Iop_D128toI32U:
3247          BINARY(ity_RMode, Ity_D128, Ity_I32);
3248 
3249       case Iop_D64HLtoD128:
3250          BINARY(Ity_D64, Ity_D64, Ity_D128);
3251 
3252       case Iop_ShlD64:
3253       case Iop_ShrD64:
3254          BINARY(Ity_D64, Ity_I8, Ity_D64 );
3255 
3256       case Iop_D64toD32:
3257          BINARY(ity_RMode, Ity_D64, Ity_D32);
3258 
3259       case Iop_D64toI32S:
3260       case Iop_D64toI32U:
3261          BINARY(ity_RMode, Ity_D64, Ity_I32);
3262 
3263       case Iop_D64toI64S:
3264          BINARY(ity_RMode, Ity_D64, Ity_I64);
3265 
3266       case Iop_D64toI64U:
3267          BINARY(ity_RMode, Ity_D64, Ity_I64);
3268 
3269       case Iop_I32StoD64:
3270       case Iop_I32UtoD64:
3271          UNARY(Ity_I32, Ity_D64);
3272 
3273       case Iop_I64StoD64:
3274          BINARY(ity_RMode, Ity_I64, Ity_D64);
3275 
3276       case Iop_I64UtoD64:
3277          BINARY(ity_RMode, Ity_I64, Ity_D64);
3278 
3279       case Iop_F32toD32:
3280          BINARY(ity_RMode, Ity_F32, Ity_D32);
3281 
3282       case Iop_F32toD64:
3283          BINARY(ity_RMode, Ity_F32, Ity_D64);
3284 
3285       case Iop_F32toD128:
3286          BINARY(ity_RMode, Ity_F32, Ity_D128);
3287 
3288       case Iop_F64toD32:
3289          BINARY(ity_RMode, Ity_F64, Ity_D32);
3290 
3291       case Iop_F64toD64:
3292          BINARY(ity_RMode, Ity_F64, Ity_D64);
3293 
3294       case Iop_F64toD128:
3295          BINARY(ity_RMode, Ity_F64, Ity_D128);
3296 
3297       case Iop_F128toD32:
3298          BINARY(ity_RMode, Ity_F128, Ity_D32);
3299 
3300       case Iop_F128toD64:
3301          BINARY(ity_RMode, Ity_F128, Ity_D64);
3302 
3303       case Iop_F128toD128:
3304          BINARY(ity_RMode, Ity_F128, Ity_D128);
3305 
3306       case Iop_D32toF32:
3307          BINARY(ity_RMode, Ity_D32, Ity_F32);
3308 
3309       case Iop_D32toF64:
3310          BINARY(ity_RMode, Ity_D32, Ity_F64);
3311 
3312       case Iop_D32toF128:
3313          BINARY(ity_RMode, Ity_D32, Ity_F128);
3314 
3315       case Iop_D64toF32:
3316          BINARY(ity_RMode, Ity_D64, Ity_F32);
3317 
3318       case Iop_D64toF64:
3319          BINARY(ity_RMode, Ity_D64, Ity_F64);
3320 
3321       case Iop_D64toF128:
3322          BINARY(ity_RMode, Ity_D64, Ity_F128);
3323 
3324       case Iop_D128toF32:
3325          BINARY(ity_RMode, Ity_D128, Ity_F32);
3326 
3327       case Iop_D128toF64:
3328          BINARY(ity_RMode, Ity_D128, Ity_F64);
3329 
3330       case Iop_D128toF128:
3331          BINARY(ity_RMode, Ity_D128, Ity_F128);
3332 
3333       case Iop_CmpD64:
3334       case Iop_CmpExpD64:
3335          BINARY(Ity_D64,Ity_D64, Ity_I32);
3336 
3337       case Iop_CmpD128:
3338       case Iop_CmpExpD128:
3339          BINARY(Ity_D128,Ity_D128, Ity_I32);
3340 
3341       case Iop_QuantizeD64:
3342          TERNARY(ity_RMode,Ity_D64,Ity_D64, Ity_D64);
3343 
3344       case Iop_SignificanceRoundD64:
3345          TERNARY(ity_RMode, Ity_I8,Ity_D64, Ity_D64);
3346 
3347       case Iop_QuantizeD128:
3348          TERNARY(ity_RMode,Ity_D128,Ity_D128, Ity_D128);
3349 
3350       case Iop_SignificanceRoundD128:
3351          TERNARY(ity_RMode, Ity_I8,Ity_D128, Ity_D128);
3352 
3353       case Iop_ShlD128:
3354       case Iop_ShrD128:
3355          BINARY(Ity_D128, Ity_I8, Ity_D128 );
3356 
3357       case Iop_AddD64:
3358       case Iop_SubD64:
3359       case Iop_MulD64:
3360       case Iop_DivD64:
3361          TERNARY( ity_RMode, Ity_D64, Ity_D64, Ity_D64 );
3362 
3363       case Iop_D128toD64:
3364          BINARY( ity_RMode, Ity_D128, Ity_D64 );
3365 
3366       case Iop_AddD128:
3367       case Iop_SubD128:
3368       case Iop_MulD128:
3369       case Iop_DivD128:
3370          TERNARY(ity_RMode,Ity_D128,Ity_D128, Ity_D128);
3371 
3372       case Iop_V256to64_0: case Iop_V256to64_1:
3373       case Iop_V256to64_2: case Iop_V256to64_3:
3374          UNARY(Ity_V256, Ity_I64);
3375 
3376       case Iop_64x4toV256:
3377          QUATERNARY(Ity_I64, Ity_I64, Ity_I64, Ity_I64, Ity_V256);
3378 
3379       case Iop_AndV256:  case Iop_OrV256:
3380       case Iop_XorV256:
3381       case Iop_Max32Fx8: case Iop_Min32Fx8:
3382       case Iop_Max64Fx4: case Iop_Min64Fx4:
3383       case Iop_Add8x32:  case Iop_Add16x16:
3384       case Iop_Add32x8:  case Iop_Add64x4:
3385       case Iop_Sub8x32:  case Iop_Sub16x16:
3386       case Iop_Sub32x8:  case Iop_Sub64x4:
3387       case Iop_Mul16x16: case Iop_Mul32x8:
3388       case Iop_MulHi16Ux16: case Iop_MulHi16Sx16:
3389       case Iop_Avg8Ux32: case Iop_Avg16Ux16:
3390       case Iop_Max8Sx32: case Iop_Max16Sx16: case Iop_Max32Sx8:
3391       case Iop_Max8Ux32: case Iop_Max16Ux16: case Iop_Max32Ux8:
3392       case Iop_Min8Sx32: case Iop_Min16Sx16: case Iop_Min32Sx8:
3393       case Iop_Min8Ux32: case Iop_Min16Ux16: case Iop_Min32Ux8:
3394       case Iop_CmpEQ8x32:  case Iop_CmpEQ16x16:
3395       case Iop_CmpEQ32x8:  case Iop_CmpEQ64x4:
3396       case Iop_CmpGT8Sx32: case Iop_CmpGT16Sx16:
3397       case Iop_CmpGT32Sx8: case Iop_CmpGT64Sx4:
3398       case Iop_QAdd8Ux32: case Iop_QAdd16Ux16:
3399       case Iop_QAdd8Sx32: case Iop_QAdd16Sx16:
3400       case Iop_QSub8Ux32: case Iop_QSub16Ux16:
3401       case Iop_QSub8Sx32: case Iop_QSub16Sx16:
3402       case Iop_Perm32x8:
3403          BINARY(Ity_V256,Ity_V256, Ity_V256);
3404 
3405       case Iop_V256toV128_1: case Iop_V256toV128_0:
3406          UNARY(Ity_V256, Ity_V128);
3407 
3408       case Iop_QandUQsh8x16:  case Iop_QandUQsh16x8:
3409       case Iop_QandUQsh32x4:  case Iop_QandUQsh64x2:
3410       case Iop_QandSQsh8x16:  case Iop_QandSQsh16x8:
3411       case Iop_QandSQsh32x4:  case Iop_QandSQsh64x2:
3412       case Iop_QandUQRsh8x16: case Iop_QandUQRsh16x8:
3413       case Iop_QandUQRsh32x4: case Iop_QandUQRsh64x2:
3414       case Iop_QandSQRsh8x16: case Iop_QandSQRsh16x8:
3415       case Iop_QandSQRsh32x4: case Iop_QandSQRsh64x2:
3416       case Iop_V128HLtoV256:
3417          BINARY(Ity_V128,Ity_V128, Ity_V256);
3418 
3419       case Iop_NotV256:
3420       case Iop_RSqrtEst32Fx8:
3421       case Iop_Sqrt32Fx8:
3422       case Iop_Sqrt64Fx4:
3423       case Iop_RecipEst32Fx8:
3424       case Iop_CmpNEZ8x32: case Iop_CmpNEZ16x16:
3425       case Iop_CmpNEZ64x4: case Iop_CmpNEZ32x8:
3426          UNARY(Ity_V256, Ity_V256);
3427 
3428       case Iop_ShlN16x16: case Iop_ShlN32x8:
3429       case Iop_ShlN64x4:
3430       case Iop_ShrN16x16: case Iop_ShrN32x8:
3431       case Iop_ShrN64x4:
3432       case Iop_SarN16x16: case Iop_SarN32x8:
3433          BINARY(Ity_V256,Ity_I8, Ity_V256);
3434 
3435       default:
3436          ppIROp(op);
3437          vpanic("typeOfPrimop");
3438    }
3439 #  undef UNARY
3440 #  undef BINARY
3441 #  undef TERNARY
3442 #  undef COMPARISON
3443 #  undef UNARY_COMPARISON
3444 }
3445 
3446 
3447 /*---------------------------------------------------------------*/
3448 /*--- Helper functions for the IR -- IR Basic Blocks          ---*/
3449 /*---------------------------------------------------------------*/
3450 
addStmtToIRSB(IRSB * bb,IRStmt * st)3451 void addStmtToIRSB ( IRSB* bb, IRStmt* st )
3452 {
3453    Int i;
3454    if (bb->stmts_used == bb->stmts_size) {
3455       IRStmt** stmts2 = LibVEX_Alloc_inline(2 * bb->stmts_size * sizeof(IRStmt*));
3456       for (i = 0; i < bb->stmts_size; i++)
3457          stmts2[i] = bb->stmts[i];
3458       bb->stmts = stmts2;
3459       bb->stmts_size *= 2;
3460    }
3461    vassert(bb->stmts_used < bb->stmts_size);
3462    bb->stmts[bb->stmts_used] = st;
3463    bb->stmts_used++;
3464 }
3465 
3466 
3467 /*---------------------------------------------------------------*/
3468 /*--- Helper functions for the IR -- IR Type Environments     ---*/
3469 /*---------------------------------------------------------------*/
3470 
3471 /* Allocate a new IRTemp, given its type. */
3472 
newIRTemp(IRTypeEnv * env,IRType ty)3473 IRTemp newIRTemp ( IRTypeEnv* env, IRType ty )
3474 {
3475    vassert(env);
3476    vassert(env->types_used >= 0);
3477    vassert(env->types_size >= 0);
3478    vassert(env->types_used <= env->types_size);
3479    if (env->types_used < env->types_size) {
3480       env->types[env->types_used] = ty;
3481       return env->types_used++;
3482    } else {
3483       Int i;
3484       Int new_size = env->types_size==0 ? 8 : 2*env->types_size;
3485       IRType* new_types
3486          = LibVEX_Alloc_inline(new_size * sizeof(IRType));
3487       for (i = 0; i < env->types_used; i++)
3488          new_types[i] = env->types[i];
3489       env->types      = new_types;
3490       env->types_size = new_size;
3491       return newIRTemp(env, ty);
3492    }
3493 }
3494 
3495 
3496 /*---------------------------------------------------------------*/
3497 /*--- Helper functions for the IR -- finding types of exprs   ---*/
3498 /*---------------------------------------------------------------*/
3499 
3500 inline
typeOfIRTemp(const IRTypeEnv * env,IRTemp tmp)3501 IRType typeOfIRTemp ( const IRTypeEnv* env, IRTemp tmp )
3502 {
3503    vassert(tmp >= 0);
3504    vassert(tmp < env->types_used);
3505    return env->types[tmp];
3506 }
3507 
typeOfIRConst(const IRConst * con)3508 IRType typeOfIRConst ( const IRConst* con )
3509 {
3510    switch (con->tag) {
3511       case Ico_U1:    return Ity_I1;
3512       case Ico_U8:    return Ity_I8;
3513       case Ico_U16:   return Ity_I16;
3514       case Ico_U32:   return Ity_I32;
3515       case Ico_U64:   return Ity_I64;
3516       case Ico_F32:   return Ity_F32;
3517       case Ico_F32i:  return Ity_F32;
3518       case Ico_F64:   return Ity_F64;
3519       case Ico_F64i:  return Ity_F64;
3520       case Ico_V128:  return Ity_V128;
3521       case Ico_V256:  return Ity_V256;
3522       default: vpanic("typeOfIRConst");
3523    }
3524 }
3525 
typeOfIRLoadGOp(IRLoadGOp cvt,IRType * t_res,IRType * t_arg)3526 void typeOfIRLoadGOp ( IRLoadGOp cvt,
3527                        /*OUT*/IRType* t_res, /*OUT*/IRType* t_arg )
3528 {
3529    switch (cvt) {
3530       case ILGop_IdentV128:
3531          *t_res = Ity_V128; *t_arg = Ity_V128; break;
3532       case ILGop_Ident64:
3533          *t_res = Ity_I64; *t_arg = Ity_I64; break;
3534       case ILGop_Ident32:
3535          *t_res = Ity_I32; *t_arg = Ity_I32; break;
3536       case ILGop_16Uto32: case ILGop_16Sto32:
3537          *t_res = Ity_I32; *t_arg = Ity_I16; break;
3538       case ILGop_8Uto32: case ILGop_8Sto32:
3539          *t_res = Ity_I32; *t_arg = Ity_I8; break;
3540       default:
3541          vpanic("typeOfIRLoadGOp");
3542    }
3543 }
3544 
typeOfIRExpr(const IRTypeEnv * tyenv,const IRExpr * e)3545 IRType typeOfIRExpr ( const IRTypeEnv* tyenv, const IRExpr* e )
3546 {
3547    IRType t_dst, t_arg1, t_arg2, t_arg3, t_arg4;
3548  start:
3549    switch (e->tag) {
3550       case Iex_Load:
3551          return e->Iex.Load.ty;
3552       case Iex_Get:
3553          return e->Iex.Get.ty;
3554       case Iex_GetI:
3555          return e->Iex.GetI.descr->elemTy;
3556       case Iex_RdTmp:
3557          return typeOfIRTemp(tyenv, e->Iex.RdTmp.tmp);
3558       case Iex_Const:
3559          return typeOfIRConst(e->Iex.Const.con);
3560       case Iex_Qop:
3561          typeOfPrimop(e->Iex.Qop.details->op,
3562                       &t_dst, &t_arg1, &t_arg2, &t_arg3, &t_arg4);
3563          return t_dst;
3564       case Iex_Triop:
3565          typeOfPrimop(e->Iex.Triop.details->op,
3566                       &t_dst, &t_arg1, &t_arg2, &t_arg3, &t_arg4);
3567          return t_dst;
3568       case Iex_Binop:
3569          typeOfPrimop(e->Iex.Binop.op,
3570                       &t_dst, &t_arg1, &t_arg2, &t_arg3, &t_arg4);
3571          return t_dst;
3572       case Iex_Unop:
3573          typeOfPrimop(e->Iex.Unop.op,
3574                       &t_dst, &t_arg1, &t_arg2, &t_arg3, &t_arg4);
3575          return t_dst;
3576       case Iex_CCall:
3577          return e->Iex.CCall.retty;
3578       case Iex_ITE:
3579          e = e->Iex.ITE.iffalse;
3580          goto start;
3581          /* return typeOfIRExpr(tyenv, e->Iex.ITE.iffalse); */
3582       case Iex_Binder:
3583          vpanic("typeOfIRExpr: Binder is not a valid expression");
3584       case Iex_VECRET:
3585          vpanic("typeOfIRExpr: VECRET is not a valid expression");
3586       case Iex_BBPTR:
3587          vpanic("typeOfIRExpr: BBPTR is not a valid expression");
3588       default:
3589          ppIRExpr(e);
3590          vpanic("typeOfIRExpr");
3591    }
3592 }
3593 
3594 /* Is this any value actually in the enumeration 'IRType' ? */
isPlausibleIRType(IRType ty)3595 Bool isPlausibleIRType ( IRType ty )
3596 {
3597    switch (ty) {
3598       case Ity_INVALID: case Ity_I1:
3599       case Ity_I8: case Ity_I16: case Ity_I32:
3600       case Ity_I64: case Ity_I128:
3601       case Ity_F16: case Ity_F32: case Ity_F64: case Ity_F128:
3602       case Ity_D32: case Ity_D64: case Ity_D128:
3603       case Ity_V128: case Ity_V256:
3604          return True;
3605       default:
3606          return False;
3607    }
3608 }
3609 
3610 
3611 /*---------------------------------------------------------------*/
3612 /*--- Sanity checking -- FLATNESS                             ---*/
3613 /*---------------------------------------------------------------*/
3614 
3615 /* Check that the canonical flatness constraints hold on an
3616    IRStmt. The only place where any expression is allowed to be
3617    non-atomic is the RHS of IRStmt_Tmp. */
3618 
3619 /* Relies on:
3620    inline static Bool isAtom ( IRExpr* e ) {
3621       return e->tag == Iex_RdTmp || e->tag == Iex_Const;
3622    }
3623 */
3624 
isIRAtom_or_VECRET_or_BBPTR(const IRExpr * e)3625 static inline Bool isIRAtom_or_VECRET_or_BBPTR ( const IRExpr* e )
3626 {
3627   if (isIRAtom(e)) {
3628     return True;
3629   }
3630 
3631   return UNLIKELY(is_IRExpr_VECRET_or_BBPTR(e));
3632 }
3633 
isFlatIRStmt(const IRStmt * st)3634 Bool isFlatIRStmt ( const IRStmt* st )
3635 {
3636    Int      i;
3637    const IRExpr*  e;
3638    const IRQop*   qop;
3639    const IRTriop* triop;
3640 
3641    switch (st->tag) {
3642       case Ist_AbiHint:
3643          return isIRAtom(st->Ist.AbiHint.base)
3644                 && isIRAtom(st->Ist.AbiHint.nia);
3645       case Ist_Put:
3646          return isIRAtom(st->Ist.Put.data);
3647       case Ist_PutI: {
3648          const IRPutI *puti = st->Ist.PutI.details;
3649          return toBool( isIRAtom(puti->ix)
3650                         && isIRAtom(puti->data) );
3651       }
3652       case Ist_WrTmp:
3653          /* This is the only interesting case.  The RHS can be any
3654             expression, *but* all its subexpressions *must* be
3655             atoms. */
3656          e = st->Ist.WrTmp.data;
3657          switch (e->tag) {
3658             case Iex_Binder: return True;
3659             case Iex_Get:    return True;
3660             case Iex_GetI:   return isIRAtom(e->Iex.GetI.ix);
3661             case Iex_RdTmp:  return True;
3662             case Iex_Qop:    qop = e->Iex.Qop.details;
3663                              return toBool(
3664                                     isIRAtom(qop->arg1)
3665                                     && isIRAtom(qop->arg2)
3666                                     && isIRAtom(qop->arg3)
3667                                     && isIRAtom(qop->arg4));
3668             case Iex_Triop:  triop = e->Iex.Triop.details;
3669                              return toBool(
3670                                     isIRAtom(triop->arg1)
3671                                     && isIRAtom(triop->arg2)
3672                                     && isIRAtom(triop->arg3));
3673             case Iex_Binop:  return toBool(
3674                                     isIRAtom(e->Iex.Binop.arg1)
3675                                     && isIRAtom(e->Iex.Binop.arg2));
3676             case Iex_Unop:   return isIRAtom(e->Iex.Unop.arg);
3677             case Iex_Load:   return isIRAtom(e->Iex.Load.addr);
3678             case Iex_Const:  return True;
3679             case Iex_CCall:  for (i = 0; e->Iex.CCall.args[i]; i++)
3680                                 if (!isIRAtom(e->Iex.CCall.args[i]))
3681                                    return False;
3682                              return True;
3683             case Iex_ITE:    return toBool (
3684                                     isIRAtom(e->Iex.ITE.cond)
3685                                     && isIRAtom(e->Iex.ITE.iftrue)
3686                                     && isIRAtom(e->Iex.ITE.iffalse));
3687             default:         vpanic("isFlatIRStmt(e)");
3688          }
3689          /*notreached*/
3690          vassert(0);
3691       case Ist_Store:
3692          return toBool( isIRAtom(st->Ist.Store.addr)
3693                         && isIRAtom(st->Ist.Store.data) );
3694       case Ist_StoreG: {
3695          const IRStoreG* sg = st->Ist.StoreG.details;
3696          return toBool( isIRAtom(sg->addr)
3697                         && isIRAtom(sg->data) && isIRAtom(sg->guard) );
3698       }
3699       case Ist_LoadG: {
3700          const IRLoadG* lg = st->Ist.LoadG.details;
3701          return toBool( isIRAtom(lg->addr)
3702                         && isIRAtom(lg->alt) && isIRAtom(lg->guard) );
3703       }
3704       case Ist_CAS: {
3705         const IRCAS* cas = st->Ist.CAS.details;
3706          return toBool( isIRAtom(cas->addr)
3707                         && (cas->expdHi ? isIRAtom(cas->expdHi) : True)
3708                         && isIRAtom(cas->expdLo)
3709                         && (cas->dataHi ? isIRAtom(cas->dataHi) : True)
3710                         && isIRAtom(cas->dataLo) );
3711       }
3712       case Ist_LLSC:
3713          return toBool( isIRAtom(st->Ist.LLSC.addr)
3714                         && (st->Ist.LLSC.storedata
3715                                ? isIRAtom(st->Ist.LLSC.storedata) : True) );
3716       case Ist_Dirty: {
3717          const IRDirty* di = st->Ist.Dirty.details;
3718          if (!isIRAtom(di->guard))
3719             return False;
3720          for (i = 0; di->args[i]; i++)
3721             if (!isIRAtom_or_VECRET_or_BBPTR(di->args[i]))
3722                return False;
3723          if (di->mAddr && !isIRAtom(di->mAddr))
3724             return False;
3725          return True;
3726       }
3727       case Ist_NoOp:
3728       case Ist_IMark:
3729       case Ist_MBE:
3730          return True;
3731       case Ist_Exit:
3732          return isIRAtom(st->Ist.Exit.guard);
3733       default:
3734          vpanic("isFlatIRStmt(st)");
3735    }
3736 }
3737 
3738 
3739 /*---------------------------------------------------------------*/
3740 /*--- Sanity checking                                         ---*/
3741 /*---------------------------------------------------------------*/
3742 
3743 /* Checks:
3744 
3745    Everything is type-consistent.  No ill-typed anything.
3746    The target address at the end of the BB is a 32- or 64-
3747    bit expression, depending on the guest's word size.
3748 
3749    Each temp is assigned only once, before its uses.
3750 */
3751 
countArgs(IRExpr ** args)3752 static inline Int countArgs ( IRExpr** args )
3753 {
3754    Int i;
3755    for (i = 0; args[i]; i++)
3756       ;
3757    return i;
3758 }
3759 
3760 static
3761 __attribute((noreturn))
sanityCheckFail(const IRSB * bb,const IRStmt * stmt,const HChar * what)3762 void sanityCheckFail ( const IRSB* bb, const IRStmt* stmt, const HChar* what )
3763 {
3764    vex_printf("\nIR SANITY CHECK FAILURE\n\n");
3765    ppIRSB(bb);
3766    if (stmt) {
3767       vex_printf("\nIN STATEMENT:\n\n");
3768       ppIRStmt(stmt);
3769    }
3770    vex_printf("\n\nERROR = %s\n\n", what );
3771    vpanic("sanityCheckFail: exiting due to bad IR");
3772 }
3773 
saneIRRegArray(const IRRegArray * arr)3774 static Bool saneIRRegArray ( const IRRegArray* arr )
3775 {
3776    if (arr->base < 0 || arr->base > 10000 /* somewhat arbitrary */)
3777       return False;
3778    if (arr->elemTy == Ity_I1)
3779       return False;
3780    if (arr->nElems <= 0 || arr->nElems > 500 /* somewhat arbitrary */)
3781       return False;
3782    return True;
3783 }
3784 
saneIRCallee(const IRCallee * cee)3785 static Bool saneIRCallee ( const IRCallee* cee )
3786 {
3787    if (cee->name == NULL)
3788       return False;
3789    if (cee->addr == 0)
3790       return False;
3791    if (cee->regparms < 0 || cee->regparms > 3)
3792       return False;
3793    return True;
3794 }
3795 
saneIRConst(const IRConst * con)3796 static Bool saneIRConst ( const IRConst* con )
3797 {
3798    switch (con->tag) {
3799       case Ico_U1:
3800          return toBool( con->Ico.U1 == True || con->Ico.U1 == False );
3801       default:
3802          /* Is there anything we can meaningfully check?  I don't
3803             think so. */
3804          return True;
3805    }
3806 }
3807 
3808 /* Traverse a Stmt/Expr, inspecting IRTemp uses.  Report any out of
3809    range ones.  Report any which are read and for which the current
3810    def_count is zero. */
3811 
3812 static
useBeforeDef_Temp(const IRSB * bb,const IRStmt * stmt,IRTemp tmp,Int * def_counts)3813 void useBeforeDef_Temp ( const IRSB* bb, const IRStmt* stmt, IRTemp tmp,
3814                          Int* def_counts )
3815 {
3816    if (tmp < 0 || tmp >= bb->tyenv->types_used)
3817       sanityCheckFail(bb,stmt, "out of range Temp in IRExpr");
3818    if (def_counts[tmp] < 1)
3819       sanityCheckFail(bb,stmt, "IRTemp use before def in IRExpr");
3820 }
3821 
3822 static
useBeforeDef_Expr(const IRSB * bb,const IRStmt * stmt,const IRExpr * expr,Int * def_counts)3823 void useBeforeDef_Expr ( const IRSB* bb, const IRStmt* stmt,
3824                          const IRExpr* expr, Int* def_counts )
3825 {
3826    Int i;
3827    switch (expr->tag) {
3828       case Iex_Get:
3829          break;
3830       case Iex_GetI:
3831          useBeforeDef_Expr(bb,stmt,expr->Iex.GetI.ix,def_counts);
3832          break;
3833       case Iex_RdTmp:
3834          useBeforeDef_Temp(bb,stmt,expr->Iex.RdTmp.tmp,def_counts);
3835          break;
3836       case Iex_Qop: {
3837          const IRQop* qop = expr->Iex.Qop.details;
3838          useBeforeDef_Expr(bb,stmt,qop->arg1,def_counts);
3839          useBeforeDef_Expr(bb,stmt,qop->arg2,def_counts);
3840          useBeforeDef_Expr(bb,stmt,qop->arg3,def_counts);
3841          useBeforeDef_Expr(bb,stmt,qop->arg4,def_counts);
3842          break;
3843       }
3844       case Iex_Triop: {
3845          const IRTriop* triop = expr->Iex.Triop.details;
3846          useBeforeDef_Expr(bb,stmt,triop->arg1,def_counts);
3847          useBeforeDef_Expr(bb,stmt,triop->arg2,def_counts);
3848          useBeforeDef_Expr(bb,stmt,triop->arg3,def_counts);
3849          break;
3850       }
3851       case Iex_Binop:
3852          useBeforeDef_Expr(bb,stmt,expr->Iex.Binop.arg1,def_counts);
3853          useBeforeDef_Expr(bb,stmt,expr->Iex.Binop.arg2,def_counts);
3854          break;
3855       case Iex_Unop:
3856          useBeforeDef_Expr(bb,stmt,expr->Iex.Unop.arg,def_counts);
3857          break;
3858       case Iex_Load:
3859          useBeforeDef_Expr(bb,stmt,expr->Iex.Load.addr,def_counts);
3860          break;
3861       case Iex_Const:
3862          break;
3863       case Iex_CCall:
3864          for (i = 0; expr->Iex.CCall.args[i]; i++) {
3865             const IRExpr* arg = expr->Iex.CCall.args[i];
3866             if (UNLIKELY(is_IRExpr_VECRET_or_BBPTR(arg))) {
3867                /* These aren't allowed in CCall lists.  Let's detect
3868                   and throw them out here, though, rather than
3869                   segfaulting a bit later on. */
3870                sanityCheckFail(bb,stmt, "IRExprP__* value in CCall arg list");
3871             } else {
3872                useBeforeDef_Expr(bb,stmt,arg,def_counts);
3873             }
3874          }
3875          break;
3876       case Iex_ITE:
3877          useBeforeDef_Expr(bb,stmt,expr->Iex.ITE.cond,def_counts);
3878          useBeforeDef_Expr(bb,stmt,expr->Iex.ITE.iftrue,def_counts);
3879          useBeforeDef_Expr(bb,stmt,expr->Iex.ITE.iffalse,def_counts);
3880          break;
3881       default:
3882          vpanic("useBeforeDef_Expr");
3883    }
3884 }
3885 
3886 static
useBeforeDef_Stmt(const IRSB * bb,const IRStmt * stmt,Int * def_counts)3887 void useBeforeDef_Stmt ( const IRSB* bb, const IRStmt* stmt, Int* def_counts )
3888 {
3889    Int       i;
3890    const IRDirty*  d;
3891    const IRCAS*    cas;
3892    const IRPutI*   puti;
3893    const IRLoadG*  lg;
3894    const IRStoreG* sg;
3895    switch (stmt->tag) {
3896       case Ist_IMark:
3897          break;
3898       case Ist_AbiHint:
3899          useBeforeDef_Expr(bb,stmt,stmt->Ist.AbiHint.base,def_counts);
3900          useBeforeDef_Expr(bb,stmt,stmt->Ist.AbiHint.nia,def_counts);
3901          break;
3902       case Ist_Put:
3903          useBeforeDef_Expr(bb,stmt,stmt->Ist.Put.data,def_counts);
3904          break;
3905       case Ist_PutI:
3906          puti = stmt->Ist.PutI.details;
3907          useBeforeDef_Expr(bb,stmt,puti->ix,def_counts);
3908          useBeforeDef_Expr(bb,stmt,puti->data,def_counts);
3909          break;
3910       case Ist_WrTmp:
3911          useBeforeDef_Expr(bb,stmt,stmt->Ist.WrTmp.data,def_counts);
3912          break;
3913       case Ist_Store:
3914          useBeforeDef_Expr(bb,stmt,stmt->Ist.Store.addr,def_counts);
3915          useBeforeDef_Expr(bb,stmt,stmt->Ist.Store.data,def_counts);
3916          break;
3917       case Ist_StoreG:
3918          sg = stmt->Ist.StoreG.details;
3919          useBeforeDef_Expr(bb,stmt,sg->addr,def_counts);
3920          useBeforeDef_Expr(bb,stmt,sg->data,def_counts);
3921          useBeforeDef_Expr(bb,stmt,sg->guard,def_counts);
3922          break;
3923       case Ist_LoadG:
3924          lg = stmt->Ist.LoadG.details;
3925          useBeforeDef_Expr(bb,stmt,lg->addr,def_counts);
3926          useBeforeDef_Expr(bb,stmt,lg->alt,def_counts);
3927          useBeforeDef_Expr(bb,stmt,lg->guard,def_counts);
3928          break;
3929       case Ist_CAS:
3930          cas = stmt->Ist.CAS.details;
3931          useBeforeDef_Expr(bb,stmt,cas->addr,def_counts);
3932          if (cas->expdHi)
3933             useBeforeDef_Expr(bb,stmt,cas->expdHi,def_counts);
3934          useBeforeDef_Expr(bb,stmt,cas->expdLo,def_counts);
3935          if (cas->dataHi)
3936             useBeforeDef_Expr(bb,stmt,cas->dataHi,def_counts);
3937          useBeforeDef_Expr(bb,stmt,cas->dataLo,def_counts);
3938          break;
3939       case Ist_LLSC:
3940          useBeforeDef_Expr(bb,stmt,stmt->Ist.LLSC.addr,def_counts);
3941          if (stmt->Ist.LLSC.storedata != NULL)
3942             useBeforeDef_Expr(bb,stmt,stmt->Ist.LLSC.storedata,def_counts);
3943          break;
3944       case Ist_Dirty:
3945          d = stmt->Ist.Dirty.details;
3946          for (i = 0; d->args[i] != NULL; i++) {
3947             IRExpr* arg = d->args[i];
3948             if (UNLIKELY(is_IRExpr_VECRET_or_BBPTR(arg))) {
3949                /* This is ensured by isFlatIRStmt */
3950               ;
3951             } else {
3952                useBeforeDef_Expr(bb,stmt,arg,def_counts);
3953             }
3954          }
3955          if (d->mFx != Ifx_None)
3956             useBeforeDef_Expr(bb,stmt,d->mAddr,def_counts);
3957          break;
3958       case Ist_NoOp:
3959       case Ist_MBE:
3960          break;
3961       case Ist_Exit:
3962          useBeforeDef_Expr(bb,stmt,stmt->Ist.Exit.guard,def_counts);
3963          break;
3964       default:
3965          vpanic("useBeforeDef_Stmt");
3966    }
3967 }
3968 
3969 static
tcExpr(const IRSB * bb,const IRStmt * stmt,const IRExpr * expr,IRType gWordTy)3970 void tcExpr ( const IRSB* bb, const IRStmt* stmt, const IRExpr* expr,
3971               IRType gWordTy )
3972 {
3973    Int        i;
3974    IRType     t_dst, t_arg1, t_arg2, t_arg3, t_arg4;
3975    const IRTypeEnv* tyenv = bb->tyenv;
3976    switch (expr->tag) {
3977       case Iex_Get:
3978       case Iex_RdTmp:
3979          break;
3980       case Iex_GetI:
3981          tcExpr(bb,stmt, expr->Iex.GetI.ix, gWordTy );
3982          if (typeOfIRExpr(tyenv,expr->Iex.GetI.ix) != Ity_I32)
3983             sanityCheckFail(bb,stmt,"IRExpr.GetI.ix: not :: Ity_I32");
3984          if (!saneIRRegArray(expr->Iex.GetI.descr))
3985             sanityCheckFail(bb,stmt,"IRExpr.GetI.descr: invalid descr");
3986          break;
3987       case Iex_Qop: {
3988          IRType ttarg1, ttarg2, ttarg3, ttarg4;
3989          const IRQop* qop = expr->Iex.Qop.details;
3990          tcExpr(bb,stmt, qop->arg1, gWordTy );
3991          tcExpr(bb,stmt, qop->arg2, gWordTy );
3992          tcExpr(bb,stmt, qop->arg3, gWordTy );
3993          tcExpr(bb,stmt, qop->arg4, gWordTy );
3994          typeOfPrimop(qop->op,
3995                       &t_dst, &t_arg1, &t_arg2, &t_arg3, &t_arg4);
3996          if (t_arg1 == Ity_INVALID || t_arg2 == Ity_INVALID
3997              || t_arg3 == Ity_INVALID || t_arg4 == Ity_INVALID) {
3998             vex_printf(" op name: " );
3999             ppIROp(qop->op);
4000             vex_printf("\n");
4001             sanityCheckFail(bb,stmt,
4002                "Iex.Qop: wrong arity op\n"
4003                "... name of op precedes BB printout\n");
4004          }
4005          ttarg1 = typeOfIRExpr(tyenv, qop->arg1);
4006          ttarg2 = typeOfIRExpr(tyenv, qop->arg2);
4007          ttarg3 = typeOfIRExpr(tyenv, qop->arg3);
4008          ttarg4 = typeOfIRExpr(tyenv, qop->arg4);
4009          if (t_arg1 != ttarg1 || t_arg2 != ttarg2
4010              || t_arg3 != ttarg3 || t_arg4 != ttarg4) {
4011             vex_printf(" op name: ");
4012             ppIROp(qop->op);
4013             vex_printf("\n");
4014             vex_printf(" op type is (");
4015             ppIRType(t_arg1);
4016             vex_printf(",");
4017             ppIRType(t_arg2);
4018             vex_printf(",");
4019             ppIRType(t_arg3);
4020             vex_printf(",");
4021             ppIRType(t_arg4);
4022             vex_printf(") -> ");
4023             ppIRType (t_dst);
4024             vex_printf("\narg tys are (");
4025             ppIRType(ttarg1);
4026             vex_printf(",");
4027             ppIRType(ttarg2);
4028             vex_printf(",");
4029             ppIRType(ttarg3);
4030             vex_printf(",");
4031             ppIRType(ttarg4);
4032             vex_printf(")\n");
4033             sanityCheckFail(bb,stmt,
4034                "Iex.Qop: arg tys don't match op tys\n"
4035                "... additional details precede BB printout\n");
4036          }
4037          break;
4038       }
4039       case Iex_Triop: {
4040          IRType ttarg1, ttarg2, ttarg3;
4041          const IRTriop *triop = expr->Iex.Triop.details;
4042          tcExpr(bb,stmt, triop->arg1, gWordTy );
4043          tcExpr(bb,stmt, triop->arg2, gWordTy );
4044          tcExpr(bb,stmt, triop->arg3, gWordTy );
4045          typeOfPrimop(triop->op,
4046                       &t_dst, &t_arg1, &t_arg2, &t_arg3, &t_arg4);
4047          if (t_arg1 == Ity_INVALID || t_arg2 == Ity_INVALID
4048              || t_arg3 == Ity_INVALID || t_arg4 != Ity_INVALID) {
4049             vex_printf(" op name: " );
4050             ppIROp(triop->op);
4051             vex_printf("\n");
4052             sanityCheckFail(bb,stmt,
4053                "Iex.Triop: wrong arity op\n"
4054                "... name of op precedes BB printout\n");
4055          }
4056          ttarg1 = typeOfIRExpr(tyenv, triop->arg1);
4057          ttarg2 = typeOfIRExpr(tyenv, triop->arg2);
4058          ttarg3 = typeOfIRExpr(tyenv, triop->arg3);
4059          if (t_arg1 != ttarg1 || t_arg2 != ttarg2 || t_arg3 != ttarg3) {
4060             vex_printf(" op name: ");
4061             ppIROp(triop->op);
4062             vex_printf("\n");
4063             vex_printf(" op type is (");
4064             ppIRType(t_arg1);
4065             vex_printf(",");
4066             ppIRType(t_arg2);
4067             vex_printf(",");
4068             ppIRType(t_arg3);
4069             vex_printf(") -> ");
4070             ppIRType (t_dst);
4071             vex_printf("\narg tys are (");
4072             ppIRType(ttarg1);
4073             vex_printf(",");
4074             ppIRType(ttarg2);
4075             vex_printf(",");
4076             ppIRType(ttarg3);
4077             vex_printf(")\n");
4078             sanityCheckFail(bb,stmt,
4079                "Iex.Triop: arg tys don't match op tys\n"
4080                "... additional details precede BB printout\n");
4081          }
4082          break;
4083       }
4084       case Iex_Binop: {
4085          IRType ttarg1, ttarg2;
4086          tcExpr(bb,stmt, expr->Iex.Binop.arg1, gWordTy );
4087          tcExpr(bb,stmt, expr->Iex.Binop.arg2, gWordTy );
4088          typeOfPrimop(expr->Iex.Binop.op,
4089                       &t_dst, &t_arg1, &t_arg2, &t_arg3, &t_arg4);
4090          if (t_arg1 == Ity_INVALID || t_arg2 == Ity_INVALID
4091              || t_arg3 != Ity_INVALID || t_arg4 != Ity_INVALID) {
4092             vex_printf(" op name: " );
4093             ppIROp(expr->Iex.Binop.op);
4094             vex_printf("\n");
4095             sanityCheckFail(bb,stmt,
4096                "Iex.Binop: wrong arity op\n"
4097                "... name of op precedes BB printout\n");
4098          }
4099          ttarg1 = typeOfIRExpr(tyenv, expr->Iex.Binop.arg1);
4100          ttarg2 = typeOfIRExpr(tyenv, expr->Iex.Binop.arg2);
4101          if (t_arg1 != ttarg1 || t_arg2 != ttarg2) {
4102             vex_printf(" op name: ");
4103             ppIROp(expr->Iex.Binop.op);
4104             vex_printf("\n");
4105             vex_printf(" op type is (");
4106             ppIRType(t_arg1);
4107             vex_printf(",");
4108             ppIRType(t_arg2);
4109             vex_printf(") -> ");
4110             ppIRType (t_dst);
4111             vex_printf("\narg tys are (");
4112             ppIRType(ttarg1);
4113             vex_printf(",");
4114             ppIRType(ttarg2);
4115             vex_printf(")\n");
4116             sanityCheckFail(bb,stmt,
4117                "Iex.Binop: arg tys don't match op tys\n"
4118                "... additional details precede BB printout\n");
4119          }
4120          break;
4121       }
4122       case Iex_Unop:
4123          tcExpr(bb,stmt, expr->Iex.Unop.arg, gWordTy );
4124          typeOfPrimop(expr->Iex.Unop.op,
4125                       &t_dst, &t_arg1, &t_arg2, &t_arg3, &t_arg4);
4126          if (t_arg1 == Ity_INVALID || t_arg2 != Ity_INVALID
4127              || t_arg3 != Ity_INVALID || t_arg4 != Ity_INVALID)
4128             sanityCheckFail(bb,stmt,"Iex.Unop: wrong arity op");
4129          if (t_arg1 != typeOfIRExpr(tyenv, expr->Iex.Unop.arg))
4130             sanityCheckFail(bb,stmt,"Iex.Unop: arg ty doesn't match op ty");
4131          break;
4132       case Iex_Load:
4133          tcExpr(bb,stmt, expr->Iex.Load.addr, gWordTy);
4134          if (typeOfIRExpr(tyenv, expr->Iex.Load.addr) != gWordTy)
4135             sanityCheckFail(bb,stmt,"Iex.Load.addr: not :: guest word type");
4136          if (expr->Iex.Load.end != Iend_LE && expr->Iex.Load.end != Iend_BE)
4137             sanityCheckFail(bb,stmt,"Iex.Load.end: bogus endianness");
4138          break;
4139       case Iex_CCall:
4140          if (!saneIRCallee(expr->Iex.CCall.cee))
4141             sanityCheckFail(bb,stmt,"Iex.CCall.cee: bad IRCallee");
4142          if (expr->Iex.CCall.cee->regparms > countArgs(expr->Iex.CCall.args))
4143             sanityCheckFail(bb,stmt,"Iex.CCall.cee: #regparms > #args");
4144          for (i = 0; expr->Iex.CCall.args[i]; i++) {
4145             if (i >= 32)
4146                sanityCheckFail(bb,stmt,"Iex.CCall: > 32 args");
4147             IRExpr* arg = expr->Iex.CCall.args[i];
4148             if (UNLIKELY(is_IRExpr_VECRET_or_BBPTR(arg)))
4149                sanityCheckFail(bb,stmt,"Iex.CCall.args: is VECRET/BBPTR");
4150             tcExpr(bb,stmt, arg, gWordTy);
4151          }
4152          if (expr->Iex.CCall.retty == Ity_I1)
4153             sanityCheckFail(bb,stmt,"Iex.CCall.retty: cannot return :: Ity_I1");
4154          for (i = 0; expr->Iex.CCall.args[i]; i++)
4155             if (typeOfIRExpr(tyenv, expr->Iex.CCall.args[i]) == Ity_I1)
4156                sanityCheckFail(bb,stmt,"Iex.CCall.arg: arg :: Ity_I1");
4157          break;
4158       case Iex_Const:
4159          if (!saneIRConst(expr->Iex.Const.con))
4160             sanityCheckFail(bb,stmt,"Iex.Const.con: invalid const");
4161          break;
4162       case Iex_ITE:
4163          tcExpr(bb,stmt, expr->Iex.ITE.cond, gWordTy);
4164          tcExpr(bb,stmt, expr->Iex.ITE.iftrue, gWordTy);
4165          tcExpr(bb,stmt, expr->Iex.ITE.iffalse, gWordTy);
4166          if (typeOfIRExpr(tyenv, expr->Iex.ITE.cond) != Ity_I1)
4167             sanityCheckFail(bb,stmt,"Iex.ITE.cond: cond :: Ity_I1");
4168          if (typeOfIRExpr(tyenv, expr->Iex.ITE.iftrue)
4169              != typeOfIRExpr(tyenv, expr->Iex.ITE.iffalse))
4170             sanityCheckFail(bb,stmt,"Iex.ITE: iftrue/iffalse mismatch");
4171          break;
4172       default:
4173          vpanic("tcExpr");
4174    }
4175 }
4176 
4177 
4178 static
tcStmt(const IRSB * bb,const IRStmt * stmt,IRType gWordTy)4179 void tcStmt ( const IRSB* bb, const IRStmt* stmt, IRType gWordTy )
4180 {
4181    Int        i;
4182    IRType     tyExpd, tyData;
4183    const IRTypeEnv* tyenv = bb->tyenv;
4184    switch (stmt->tag) {
4185       case Ist_IMark:
4186          /* Somewhat heuristic, but rule out totally implausible
4187             instruction sizes and deltas. */
4188          if (stmt->Ist.IMark.len > 24)
4189             sanityCheckFail(bb,stmt,"IRStmt.IMark.len: implausible");
4190          if (stmt->Ist.IMark.delta > 1)
4191             sanityCheckFail(bb,stmt,"IRStmt.IMark.delta: implausible");
4192          break;
4193       case Ist_AbiHint:
4194          if (typeOfIRExpr(tyenv, stmt->Ist.AbiHint.base) != gWordTy)
4195             sanityCheckFail(bb,stmt,"IRStmt.AbiHint.base: "
4196                                     "not :: guest word type");
4197          if (typeOfIRExpr(tyenv, stmt->Ist.AbiHint.nia) != gWordTy)
4198             sanityCheckFail(bb,stmt,"IRStmt.AbiHint.nia: "
4199                                     "not :: guest word type");
4200          break;
4201       case Ist_Put:
4202          tcExpr( bb, stmt, stmt->Ist.Put.data, gWordTy );
4203          if (typeOfIRExpr(tyenv,stmt->Ist.Put.data) == Ity_I1)
4204             sanityCheckFail(bb,stmt,"IRStmt.Put.data: cannot Put :: Ity_I1");
4205          break;
4206       case Ist_PutI:{
4207          const IRPutI* puti = stmt->Ist.PutI.details;
4208          tcExpr( bb, stmt, puti->data, gWordTy );
4209          tcExpr( bb, stmt, puti->ix, gWordTy );
4210          if (typeOfIRExpr(tyenv,puti->data) == Ity_I1)
4211             sanityCheckFail(bb,stmt,"IRStmt.PutI.data: cannot PutI :: Ity_I1");
4212          if (typeOfIRExpr(tyenv,puti->data)
4213              != puti->descr->elemTy)
4214             sanityCheckFail(bb,stmt,"IRStmt.PutI.data: data ty != elem ty");
4215          if (typeOfIRExpr(tyenv,puti->ix) != Ity_I32)
4216             sanityCheckFail(bb,stmt,"IRStmt.PutI.ix: not :: Ity_I32");
4217          if (!saneIRRegArray(puti->descr))
4218             sanityCheckFail(bb,stmt,"IRStmt.PutI.descr: invalid descr");
4219          break;
4220       }
4221       case Ist_WrTmp:
4222          tcExpr( bb, stmt, stmt->Ist.WrTmp.data, gWordTy );
4223          if (typeOfIRTemp(tyenv, stmt->Ist.WrTmp.tmp)
4224              != typeOfIRExpr(tyenv, stmt->Ist.WrTmp.data))
4225             sanityCheckFail(bb,stmt,
4226                             "IRStmt.Put.Tmp: tmp and expr do not match");
4227          break;
4228       case Ist_Store:
4229          tcExpr( bb, stmt, stmt->Ist.Store.addr, gWordTy );
4230          tcExpr( bb, stmt, stmt->Ist.Store.data, gWordTy );
4231          if (typeOfIRExpr(tyenv, stmt->Ist.Store.addr) != gWordTy)
4232             sanityCheckFail(bb,stmt,
4233                             "IRStmt.Store.addr: not :: guest word type");
4234          if (typeOfIRExpr(tyenv, stmt->Ist.Store.data) == Ity_I1)
4235             sanityCheckFail(bb,stmt,
4236                             "IRStmt.Store.data: cannot Store :: Ity_I1");
4237          if (stmt->Ist.Store.end != Iend_LE && stmt->Ist.Store.end != Iend_BE)
4238             sanityCheckFail(bb,stmt,"Ist.Store.end: bogus endianness");
4239          break;
4240       case Ist_StoreG: {
4241          const IRStoreG* sg = stmt->Ist.StoreG.details;
4242          tcExpr( bb, stmt, sg->addr, gWordTy );
4243          tcExpr( bb, stmt, sg->data, gWordTy );
4244          tcExpr( bb, stmt, sg->guard, gWordTy );
4245          if (typeOfIRExpr(tyenv, sg->addr) != gWordTy)
4246             sanityCheckFail(bb,stmt,"IRStmtG...addr: not :: guest word type");
4247          if (typeOfIRExpr(tyenv, sg->data) == Ity_I1)
4248             sanityCheckFail(bb,stmt,"IRStmtG...data: cannot Store :: Ity_I1");
4249          if (typeOfIRExpr(tyenv, sg->guard) != Ity_I1)
4250             sanityCheckFail(bb,stmt,"IRStmtG...guard: not :: Ity_I1");
4251          if (sg->end != Iend_LE && sg->end != Iend_BE)
4252             sanityCheckFail(bb,stmt,"IRStmtG...end: bogus endianness");
4253          break;
4254       }
4255       case Ist_LoadG: {
4256          const IRLoadG* lg = stmt->Ist.LoadG.details;
4257          tcExpr( bb, stmt, lg->addr, gWordTy );
4258          tcExpr( bb, stmt, lg->alt, gWordTy );
4259          tcExpr( bb, stmt, lg->guard, gWordTy );
4260          if (typeOfIRExpr(tyenv, lg->guard) != Ity_I1)
4261             sanityCheckFail(bb,stmt,"IRStmt.LoadG.guard: not :: Ity_I1");
4262          if (typeOfIRExpr(tyenv, lg->addr) != gWordTy)
4263               sanityCheckFail(bb,stmt,"IRStmt.LoadG.addr: not "
4264                                       ":: guest word type");
4265          if (typeOfIRExpr(tyenv, lg->alt) != typeOfIRTemp(tyenv, lg->dst))
4266              sanityCheckFail(bb,stmt,"IRStmt.LoadG: dst/alt type mismatch");
4267          IRTemp cvtRes = Ity_INVALID, cvtArg = Ity_INVALID;
4268          typeOfIRLoadGOp(lg->cvt, &cvtRes, &cvtArg);
4269          if (cvtRes != typeOfIRTemp(tyenv, lg->dst))
4270             sanityCheckFail(bb,stmt,"IRStmt.LoadG: dst/loaded type mismatch");
4271          break;
4272       }
4273       case Ist_CAS: {
4274          const IRCAS* cas = stmt->Ist.CAS.details;
4275          /* make sure it's definitely either a CAS or a DCAS */
4276          if (cas->oldHi == IRTemp_INVALID
4277              && cas->expdHi == NULL && cas->dataHi == NULL) {
4278             /* fine; it's a single cas */
4279          }
4280          else
4281          if (cas->oldHi != IRTemp_INVALID
4282              && cas->expdHi != NULL && cas->dataHi != NULL) {
4283             /* fine; it's a double cas */
4284          }
4285          else {
4286             /* it's some el-mutanto hybrid */
4287             goto bad_cas;
4288          }
4289          /* check the address type */
4290          tcExpr( bb, stmt, cas->addr, gWordTy );
4291          if (typeOfIRExpr(tyenv, cas->addr) != gWordTy) goto bad_cas;
4292          /* check types on the {old,expd,data}Lo components agree */
4293          tyExpd = typeOfIRExpr(tyenv, cas->expdLo);
4294          tyData = typeOfIRExpr(tyenv, cas->dataLo);
4295          if (tyExpd != tyData) goto bad_cas;
4296          if (tyExpd != typeOfIRTemp(tyenv, cas->oldLo))
4297             goto bad_cas;
4298          /* check the base element type is sane */
4299          if (tyExpd == Ity_I8 || tyExpd == Ity_I16 || tyExpd == Ity_I32
4300              || (gWordTy == Ity_I64 && tyExpd == Ity_I64)) {
4301             /* fine */
4302          } else {
4303             goto bad_cas;
4304          }
4305          /* If it's a DCAS, check types on the {old,expd,data}Hi
4306             components too */
4307          if (cas->oldHi != IRTemp_INVALID) {
4308             tyExpd = typeOfIRExpr(tyenv, cas->expdHi);
4309             tyData = typeOfIRExpr(tyenv, cas->dataHi);
4310             if (tyExpd != tyData) goto bad_cas;
4311             if (tyExpd != typeOfIRTemp(tyenv, cas->oldHi))
4312                goto bad_cas;
4313             /* and finally check that oldLo and oldHi have the same
4314                type.  This forces equivalence amongst all 6 types. */
4315             if (typeOfIRTemp(tyenv, cas->oldHi)
4316                 != typeOfIRTemp(tyenv, cas->oldLo))
4317                goto bad_cas;
4318          }
4319          break;
4320          bad_cas:
4321          sanityCheckFail(bb,stmt,"IRStmt.CAS: ill-formed");
4322          break;
4323       }
4324       case Ist_LLSC: {
4325          IRType tyRes;
4326          if (typeOfIRExpr(tyenv, stmt->Ist.LLSC.addr) != gWordTy)
4327             sanityCheckFail(bb,stmt,"IRStmt.LLSC.addr: not :: guest word type");
4328          if (stmt->Ist.LLSC.end != Iend_LE && stmt->Ist.LLSC.end != Iend_BE)
4329             sanityCheckFail(bb,stmt,"Ist.LLSC.end: bogus endianness");
4330          tyRes = typeOfIRTemp(tyenv, stmt->Ist.LLSC.result);
4331          if (stmt->Ist.LLSC.storedata == NULL) {
4332             /* it's a LL */
4333             if (tyRes != Ity_I64 && tyRes != Ity_I32
4334                 && tyRes != Ity_I16 && tyRes != Ity_I8)
4335                sanityCheckFail(bb,stmt,"Ist.LLSC(LL).result :: bogus");
4336          } else {
4337             /* it's a SC */
4338             if (tyRes != Ity_I1)
4339                sanityCheckFail(bb,stmt,"Ist.LLSC(SC).result: not :: Ity_I1");
4340             tyData = typeOfIRExpr(tyenv, stmt->Ist.LLSC.storedata);
4341             if (tyData != Ity_I64 && tyData != Ity_I32
4342                 && tyData != Ity_I16 && tyData != Ity_I8)
4343                sanityCheckFail(bb,stmt,
4344                                "Ist.LLSC(SC).result :: storedata bogus");
4345          }
4346          break;
4347       }
4348       case Ist_Dirty: {
4349          /* Mostly check for various kinds of ill-formed dirty calls. */
4350          const IRDirty* d = stmt->Ist.Dirty.details;
4351          if (d->cee == NULL) goto bad_dirty;
4352          if (!saneIRCallee(d->cee)) goto bad_dirty;
4353          if (d->cee->regparms > countArgs(d->args)) goto bad_dirty;
4354          if (d->mFx == Ifx_None) {
4355             if (d->mAddr != NULL || d->mSize != 0)
4356                goto bad_dirty;
4357          } else {
4358             if (d->mAddr == NULL || d->mSize == 0)
4359                goto bad_dirty;
4360          }
4361          if (d->nFxState < 0 || d->nFxState > VEX_N_FXSTATE)
4362             goto bad_dirty;
4363          for (i = 0; i < d->nFxState; i++) {
4364             if (d->fxState[i].fx == Ifx_None) goto bad_dirty;
4365             if (d->fxState[i].size <= 0) goto bad_dirty;
4366             if (d->fxState[i].nRepeats == 0) {
4367                if (d->fxState[i].repeatLen != 0) goto bad_dirty;
4368             } else {
4369                if (d->fxState[i].repeatLen <= d->fxState[i].size)
4370                   goto bad_dirty;
4371                /* the % is safe because of the .size check above */
4372                if ((d->fxState[i].repeatLen % d->fxState[i].size) != 0)
4373                   goto bad_dirty;
4374             }
4375          }
4376          /* check guard */
4377          if (d->guard == NULL) goto bad_dirty;
4378          tcExpr( bb, stmt, d->guard, gWordTy );
4379          if (typeOfIRExpr(tyenv, d->guard) != Ity_I1)
4380             sanityCheckFail(bb,stmt,"IRStmt.Dirty.guard not :: Ity_I1");
4381          /* check types, minimally */
4382          IRType retTy = Ity_INVALID;
4383          if (d->tmp != IRTemp_INVALID) {
4384             retTy = typeOfIRTemp(tyenv, d->tmp);
4385             if (retTy == Ity_I1)
4386                sanityCheckFail(bb,stmt,"IRStmt.Dirty.dst :: Ity_I1");
4387          }
4388          UInt nVECRETs = 0, nBBPTRs = 0;
4389          for (i = 0; d->args[i] != NULL; i++) {
4390             if (i >= 32)
4391                sanityCheckFail(bb,stmt,"IRStmt.Dirty: > 32 args");
4392             const IRExpr* arg = d->args[i];
4393             if (UNLIKELY(arg->tag == Iex_VECRET)) {
4394                nVECRETs++;
4395             } else if (UNLIKELY(arg->tag == Iex_BBPTR)) {
4396                nBBPTRs++;
4397             } else {
4398                if (typeOfIRExpr(tyenv, arg) == Ity_I1)
4399                   sanityCheckFail(bb,stmt,"IRStmt.Dirty.arg[i] :: Ity_I1");
4400             }
4401             if (nBBPTRs > 1) {
4402                sanityCheckFail(bb,stmt,"IRStmt.Dirty.args: > 1 BBPTR arg");
4403             }
4404             if (nVECRETs == 1) {
4405                /* Fn must return V128 or V256. */
4406                if (retTy != Ity_V128 && retTy != Ity_V256)
4407                   sanityCheckFail(bb,stmt,
4408                                   "IRStmt.Dirty.args: VECRET present, "
4409                                   "but fn does not return V128 or V256");
4410             } else if (nVECRETs == 0) {
4411                /* Fn must not return V128 or V256 */
4412                if (retTy == Ity_V128 || retTy == Ity_V256)
4413                   sanityCheckFail(bb,stmt,
4414                                   "IRStmt.Dirty.args: VECRET not present, "
4415                                   "but fn returns V128 or V256");
4416             } else {
4417                sanityCheckFail(bb,stmt,
4418                                "IRStmt.Dirty.args: > 1 VECRET present");
4419             }
4420          }
4421          if (nBBPTRs > 1) {
4422             sanityCheckFail(bb,stmt,
4423                             "IRStmt.Dirty.args: > 1 BBPTR present");
4424          }
4425          /* If you ask for the baseblock pointer, you have to make
4426             some declaration about access to the guest state too. */
4427          if (d->nFxState == 0 && nBBPTRs != 0) {
4428             sanityCheckFail(bb,stmt,
4429                             "IRStmt.Dirty.args: BBPTR requested, "
4430                             "but no fxState declared");
4431          }
4432         break;
4433          bad_dirty:
4434          sanityCheckFail(bb,stmt,"IRStmt.Dirty: ill-formed");
4435          break;
4436       }
4437       case Ist_NoOp:
4438          break;
4439       case Ist_MBE:
4440          switch (stmt->Ist.MBE.event) {
4441             case Imbe_Fence: case Imbe_CancelReservation:
4442                break;
4443             default: sanityCheckFail(bb,stmt,"IRStmt.MBE.event: unknown");
4444                break;
4445          }
4446          break;
4447       case Ist_Exit:
4448          tcExpr( bb, stmt, stmt->Ist.Exit.guard, gWordTy );
4449          if (typeOfIRExpr(tyenv,stmt->Ist.Exit.guard) != Ity_I1)
4450             sanityCheckFail(bb,stmt,"IRStmt.Exit.guard: not :: Ity_I1");
4451          if (!saneIRConst(stmt->Ist.Exit.dst))
4452             sanityCheckFail(bb,stmt,"IRStmt.Exit.dst: bad dst");
4453          if (typeOfIRConst(stmt->Ist.Exit.dst) != gWordTy)
4454             sanityCheckFail(bb,stmt,"IRStmt.Exit.dst: not :: guest word type");
4455          /* because it would intersect with host_EvC_* */
4456          if (stmt->Ist.Exit.offsIP < 16)
4457             sanityCheckFail(bb,stmt,"IRStmt.Exit.offsIP: too low");
4458          break;
4459       default:
4460          vpanic("tcStmt");
4461    }
4462 }
4463 
sanityCheckIRSB(const IRSB * bb,const HChar * caller,Bool require_flat,IRType guest_word_size)4464 void sanityCheckIRSB ( const IRSB* bb, const HChar* caller,
4465                        Bool require_flat, IRType guest_word_size )
4466 {
4467    Int     i;
4468    Int     n_temps    = bb->tyenv->types_used;
4469    Int*    def_counts = LibVEX_Alloc_inline(n_temps * sizeof(Int));
4470 
4471    if (0)
4472       vex_printf("sanityCheck: %s\n", caller);
4473 
4474    vassert(guest_word_size == Ity_I32
4475            || guest_word_size == Ity_I64);
4476 
4477    if (bb->stmts_used < 0 || bb->stmts_size < 8
4478        || bb->stmts_used > bb->stmts_size)
4479       /* this BB is so strange we can't even print it */
4480       vpanic("sanityCheckIRSB: stmts array limits wierd");
4481 
4482    /* Ensure each temp has a plausible type. */
4483    for (i = 0; i < n_temps; i++) {
4484       IRType ty = typeOfIRTemp(bb->tyenv,(IRTemp)i);
4485       if (!isPlausibleIRType(ty)) {
4486          vex_printf("Temp t%d declared with implausible type 0x%x\n",
4487                     i, (UInt)ty);
4488          sanityCheckFail(bb,NULL,"Temp declared with implausible type");
4489       }
4490    }
4491 
4492    const IRStmt* stmt;
4493 
4494    /* Check for flatness, if required. */
4495    if (require_flat) {
4496       for (i = 0; i < bb->stmts_used; i++) {
4497          stmt = bb->stmts[i];
4498          if (!stmt)
4499             sanityCheckFail(bb, stmt, "IRStmt: is NULL");
4500          if (!isFlatIRStmt(stmt))
4501             sanityCheckFail(bb, stmt, "IRStmt: is not flat");
4502       }
4503       if (!isIRAtom(bb->next))
4504          sanityCheckFail(bb, NULL, "bb->next is not an atom");
4505    }
4506 
4507    /* Count the defs of each temp.  Only one def is allowed.
4508       Also, check that each used temp has already been defd. */
4509 
4510    for (i = 0; i < n_temps; i++)
4511       def_counts[i] = 0;
4512 
4513    for (i = 0; i < bb->stmts_used; i++) {
4514       stmt = bb->stmts[i];
4515       /* Check any temps used by this statement. */
4516       useBeforeDef_Stmt(bb,stmt,def_counts);
4517 
4518       /* Now make note of any temps defd by this statement. */
4519       switch (stmt->tag) {
4520       case Ist_WrTmp:
4521          if (stmt->Ist.WrTmp.tmp < 0 || stmt->Ist.WrTmp.tmp >= n_temps)
4522             sanityCheckFail(bb, stmt,
4523                "IRStmt.Tmp: destination tmp is out of range");
4524          def_counts[stmt->Ist.WrTmp.tmp]++;
4525          if (def_counts[stmt->Ist.WrTmp.tmp] > 1)
4526             sanityCheckFail(bb, stmt,
4527                "IRStmt.Tmp: destination tmp is assigned more than once");
4528          break;
4529       case Ist_LoadG: {
4530          const IRLoadG* lg = stmt->Ist.LoadG.details;
4531          if (lg->dst < 0 || lg->dst >= n_temps)
4532              sanityCheckFail(bb, stmt,
4533                 "IRStmt.LoadG: destination tmp is out of range");
4534          def_counts[lg->dst]++;
4535          if (def_counts[lg->dst] > 1)
4536              sanityCheckFail(bb, stmt,
4537                 "IRStmt.LoadG: destination tmp is assigned more than once");
4538          break;
4539       }
4540       case Ist_Dirty: {
4541          const IRDirty* d = stmt->Ist.Dirty.details;
4542          if (d->tmp != IRTemp_INVALID) {
4543             if (d->tmp < 0 || d->tmp >= n_temps)
4544                sanityCheckFail(bb, stmt,
4545                   "IRStmt.Dirty: destination tmp is out of range");
4546             def_counts[d->tmp]++;
4547             if (def_counts[d->tmp] > 1)
4548                sanityCheckFail(bb, stmt,
4549                   "IRStmt.Dirty: destination tmp is assigned more than once");
4550          }
4551          break;
4552       }
4553       case Ist_CAS: {
4554          const IRCAS* cas = stmt->Ist.CAS.details;
4555          if (cas->oldHi != IRTemp_INVALID) {
4556             if (cas->oldHi < 0 || cas->oldHi >= n_temps)
4557                 sanityCheckFail(bb, stmt,
4558                    "IRStmt.CAS: destination tmpHi is out of range");
4559              def_counts[cas->oldHi]++;
4560              if (def_counts[cas->oldHi] > 1)
4561                 sanityCheckFail(bb, stmt,
4562                    "IRStmt.CAS: destination tmpHi is assigned more than once");
4563          }
4564          if (cas->oldLo < 0 || cas->oldLo >= n_temps)
4565             sanityCheckFail(bb, stmt,
4566                "IRStmt.CAS: destination tmpLo is out of range");
4567          def_counts[cas->oldLo]++;
4568          if (def_counts[cas->oldLo] > 1)
4569             sanityCheckFail(bb, stmt,
4570                "IRStmt.CAS: destination tmpLo is assigned more than once");
4571          break;
4572       }
4573       case Ist_LLSC:
4574          if (stmt->Ist.LLSC.result < 0 || stmt->Ist.LLSC.result >= n_temps)
4575             sanityCheckFail(bb, stmt,
4576                "IRStmt.LLSC: destination tmp is out of range");
4577          def_counts[stmt->Ist.LLSC.result]++;
4578          if (def_counts[stmt->Ist.LLSC.result] > 1)
4579             sanityCheckFail(bb, stmt,
4580                "IRStmt.LLSC: destination tmp is assigned more than once");
4581          break;
4582       default:
4583          /* explicitly handle the rest, so as to keep gcc quiet */
4584          break;
4585       }
4586    }
4587 
4588    /* Typecheck everything. */
4589    for (i = 0; i < bb->stmts_used; i++)
4590       if (bb->stmts[i])
4591          tcStmt( bb, bb->stmts[i], guest_word_size );
4592    if (typeOfIRExpr(bb->tyenv,bb->next) != guest_word_size)
4593       sanityCheckFail(bb, NULL, "bb->next field has wrong type");
4594    /* because it would intersect with host_EvC_* */
4595    if (bb->offsIP < 16)
4596       sanityCheckFail(bb, NULL, "bb->offsIP: too low");
4597 }
4598 
4599 /*---------------------------------------------------------------*/
4600 /*--- Misc helper functions                                   ---*/
4601 /*---------------------------------------------------------------*/
4602 
eqIRConst(const IRConst * c1,const IRConst * c2)4603 Bool eqIRConst ( const IRConst* c1, const IRConst* c2 )
4604 {
4605    if (c1->tag != c2->tag)
4606       return False;
4607 
4608    switch (c1->tag) {
4609       case Ico_U1:  return toBool( (1 & c1->Ico.U1) == (1 & c2->Ico.U1) );
4610       case Ico_U8:  return toBool( c1->Ico.U8  == c2->Ico.U8 );
4611       case Ico_U16: return toBool( c1->Ico.U16 == c2->Ico.U16 );
4612       case Ico_U32: return toBool( c1->Ico.U32 == c2->Ico.U32 );
4613       case Ico_U64: return toBool( c1->Ico.U64 == c2->Ico.U64 );
4614       case Ico_F32: return toBool( c1->Ico.F32 == c2->Ico.F32 );
4615       case Ico_F32i: return toBool( c1->Ico.F32i == c2->Ico.F32i );
4616       case Ico_F64: return toBool( c1->Ico.F64 == c2->Ico.F64 );
4617       case Ico_F64i: return toBool( c1->Ico.F64i == c2->Ico.F64i );
4618       case Ico_V128: return toBool( c1->Ico.V128 == c2->Ico.V128 );
4619       case Ico_V256: return toBool( c1->Ico.V256 == c2->Ico.V256 );
4620       default: vpanic("eqIRConst");
4621    }
4622 }
4623 
eqIRRegArray(const IRRegArray * descr1,const IRRegArray * descr2)4624 Bool eqIRRegArray ( const IRRegArray* descr1, const IRRegArray* descr2 )
4625 {
4626    return toBool( descr1->base == descr2->base
4627                   && descr1->elemTy == descr2->elemTy
4628                   && descr1->nElems == descr2->nElems );
4629 }
4630 
sizeofIRType(IRType ty)4631 Int sizeofIRType ( IRType ty )
4632 {
4633    switch (ty) {
4634       case Ity_I8:   return 1;
4635       case Ity_I16:  return 2;
4636       case Ity_I32:  return 4;
4637       case Ity_I64:  return 8;
4638       case Ity_I128: return 16;
4639       case Ity_F16:  return 2;
4640       case Ity_F32:  return 4;
4641       case Ity_F64:  return 8;
4642       case Ity_F128: return 16;
4643       case Ity_D32:  return 4;
4644       case Ity_D64:  return 8;
4645       case Ity_D128: return 16;
4646       case Ity_V128: return 16;
4647       case Ity_V256: return 32;
4648       default: vex_printf("\n"); ppIRType(ty); vex_printf("\n");
4649                vpanic("sizeofIRType");
4650    }
4651 }
4652 
integerIRTypeOfSize(Int szB)4653 IRType integerIRTypeOfSize ( Int szB )
4654 {
4655    switch (szB) {
4656       case 8: return Ity_I64;
4657       case 4: return Ity_I32;
4658       case 2: return Ity_I16;
4659       case 1: return Ity_I8;
4660       default: vpanic("integerIRTypeOfSize");
4661    }
4662 }
4663 
mkIRExpr_HWord(HWord hw)4664 IRExpr* mkIRExpr_HWord ( HWord hw )
4665 {
4666    vassert(sizeof(void*) == sizeof(HWord));
4667    if (sizeof(HWord) == 4)
4668       return IRExpr_Const(IRConst_U32((UInt)hw));
4669    if (sizeof(HWord) == 8)
4670       return IRExpr_Const(IRConst_U64((ULong)hw));
4671    vpanic("mkIRExpr_HWord");
4672 }
4673 
unsafeIRDirty_0_N(Int regparms,const HChar * name,void * addr,IRExpr ** args)4674 IRDirty* unsafeIRDirty_0_N ( Int regparms, const HChar* name, void* addr,
4675                              IRExpr** args )
4676 {
4677    IRDirty* d = emptyIRDirty();
4678    d->cee   = mkIRCallee ( regparms, name, addr );
4679    d->guard = IRExpr_Const(IRConst_U1(True));
4680    d->args  = args;
4681    return d;
4682 }
4683 
unsafeIRDirty_1_N(IRTemp dst,Int regparms,const HChar * name,void * addr,IRExpr ** args)4684 IRDirty* unsafeIRDirty_1_N ( IRTemp dst,
4685                              Int regparms, const HChar* name, void* addr,
4686                              IRExpr** args )
4687 {
4688    IRDirty* d = emptyIRDirty();
4689    d->cee   = mkIRCallee ( regparms, name, addr );
4690    d->guard = IRExpr_Const(IRConst_U1(True));
4691    d->args  = args;
4692    d->tmp   = dst;
4693    return d;
4694 }
4695 
mkIRExprCCall(IRType retty,Int regparms,const HChar * name,void * addr,IRExpr ** args)4696 IRExpr* mkIRExprCCall ( IRType retty,
4697                         Int regparms, const HChar* name, void* addr,
4698                         IRExpr** args )
4699 {
4700    return IRExpr_CCall ( mkIRCallee ( regparms, name, addr ),
4701                          retty, args );
4702 }
4703 
eqIRAtom(const IRExpr * a1,const IRExpr * a2)4704 Bool eqIRAtom ( const IRExpr* a1, const IRExpr* a2 )
4705 {
4706    vassert(isIRAtom(a1));
4707    vassert(isIRAtom(a2));
4708    if (a1->tag == Iex_RdTmp && a2->tag == Iex_RdTmp)
4709       return toBool(a1->Iex.RdTmp.tmp == a2->Iex.RdTmp.tmp);
4710    if (a1->tag == Iex_Const && a2->tag == Iex_Const)
4711       return eqIRConst(a1->Iex.Const.con, a2->Iex.Const.con);
4712    return False;
4713 }
4714 
4715 /*---------------------------------------------------------------*/
4716 /*--- end                                           ir_defs.c ---*/
4717 /*---------------------------------------------------------------*/
4718