xref: /freebsd/contrib/llvm-project/llvm/utils/TableGen/X86DisassemblerTables.cpp (revision 0b57cec536236d46e3dba9bd041533462f33dbb7)
1*0b57cec5SDimitry Andric //===- X86DisassemblerTables.cpp - Disassembler tables ----------*- C++ -*-===//
2*0b57cec5SDimitry Andric //
3*0b57cec5SDimitry Andric // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4*0b57cec5SDimitry Andric // See https://llvm.org/LICENSE.txt for license information.
5*0b57cec5SDimitry Andric // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6*0b57cec5SDimitry Andric //
7*0b57cec5SDimitry Andric //===----------------------------------------------------------------------===//
8*0b57cec5SDimitry Andric //
9*0b57cec5SDimitry Andric // This file is part of the X86 Disassembler Emitter.
10*0b57cec5SDimitry Andric // It contains the implementation of the disassembler tables.
11*0b57cec5SDimitry Andric // Documentation for the disassembler emitter in general can be found in
12*0b57cec5SDimitry Andric //  X86DisassemblerEmitter.h.
13*0b57cec5SDimitry Andric //
14*0b57cec5SDimitry Andric //===----------------------------------------------------------------------===//
15*0b57cec5SDimitry Andric 
16*0b57cec5SDimitry Andric #include "X86DisassemblerTables.h"
17*0b57cec5SDimitry Andric #include "X86DisassemblerShared.h"
18*0b57cec5SDimitry Andric #include "llvm/ADT/STLExtras.h"
19*0b57cec5SDimitry Andric #include "llvm/Support/ErrorHandling.h"
20*0b57cec5SDimitry Andric #include "llvm/Support/Format.h"
21*0b57cec5SDimitry Andric #include <map>
22*0b57cec5SDimitry Andric 
23*0b57cec5SDimitry Andric using namespace llvm;
24*0b57cec5SDimitry Andric using namespace X86Disassembler;
25*0b57cec5SDimitry Andric 
26*0b57cec5SDimitry Andric /// stringForContext - Returns a string containing the name of a particular
27*0b57cec5SDimitry Andric ///   InstructionContext, usually for diagnostic purposes.
28*0b57cec5SDimitry Andric ///
29*0b57cec5SDimitry Andric /// @param insnContext  - The instruction class to transform to a string.
30*0b57cec5SDimitry Andric /// @return           - A statically-allocated string constant that contains the
31*0b57cec5SDimitry Andric ///                     name of the instruction class.
32*0b57cec5SDimitry Andric static inline const char* stringForContext(InstructionContext insnContext) {
33*0b57cec5SDimitry Andric   switch (insnContext) {
34*0b57cec5SDimitry Andric   default:
35*0b57cec5SDimitry Andric     llvm_unreachable("Unhandled instruction class");
36*0b57cec5SDimitry Andric #define ENUM_ENTRY(n, r, d)   case n: return #n; break;
37*0b57cec5SDimitry Andric #define ENUM_ENTRY_K_B(n, r, d) ENUM_ENTRY(n, r, d) ENUM_ENTRY(n##_K_B, r, d)\
38*0b57cec5SDimitry Andric         ENUM_ENTRY(n##_KZ, r, d) ENUM_ENTRY(n##_K, r, d) ENUM_ENTRY(n##_B, r, d)\
39*0b57cec5SDimitry Andric         ENUM_ENTRY(n##_KZ_B, r, d)
40*0b57cec5SDimitry Andric   INSTRUCTION_CONTEXTS
41*0b57cec5SDimitry Andric #undef ENUM_ENTRY
42*0b57cec5SDimitry Andric #undef ENUM_ENTRY_K_B
43*0b57cec5SDimitry Andric   }
44*0b57cec5SDimitry Andric }
45*0b57cec5SDimitry Andric 
46*0b57cec5SDimitry Andric /// stringForOperandType - Like stringForContext, but for OperandTypes.
47*0b57cec5SDimitry Andric static inline const char* stringForOperandType(OperandType type) {
48*0b57cec5SDimitry Andric   switch (type) {
49*0b57cec5SDimitry Andric   default:
50*0b57cec5SDimitry Andric     llvm_unreachable("Unhandled type");
51*0b57cec5SDimitry Andric #define ENUM_ENTRY(i, d) case i: return #i;
52*0b57cec5SDimitry Andric   TYPES
53*0b57cec5SDimitry Andric #undef ENUM_ENTRY
54*0b57cec5SDimitry Andric   }
55*0b57cec5SDimitry Andric }
56*0b57cec5SDimitry Andric 
57*0b57cec5SDimitry Andric /// stringForOperandEncoding - like stringForContext, but for
58*0b57cec5SDimitry Andric ///   OperandEncodings.
59*0b57cec5SDimitry Andric static inline const char* stringForOperandEncoding(OperandEncoding encoding) {
60*0b57cec5SDimitry Andric   switch (encoding) {
61*0b57cec5SDimitry Andric   default:
62*0b57cec5SDimitry Andric     llvm_unreachable("Unhandled encoding");
63*0b57cec5SDimitry Andric #define ENUM_ENTRY(i, d) case i: return #i;
64*0b57cec5SDimitry Andric   ENCODINGS
65*0b57cec5SDimitry Andric #undef ENUM_ENTRY
66*0b57cec5SDimitry Andric   }
67*0b57cec5SDimitry Andric }
68*0b57cec5SDimitry Andric 
69*0b57cec5SDimitry Andric /// inheritsFrom - Indicates whether all instructions in one class also belong
70*0b57cec5SDimitry Andric ///   to another class.
71*0b57cec5SDimitry Andric ///
72*0b57cec5SDimitry Andric /// @param child  - The class that may be the subset
73*0b57cec5SDimitry Andric /// @param parent - The class that may be the superset
74*0b57cec5SDimitry Andric /// @return       - True if child is a subset of parent, false otherwise.
75*0b57cec5SDimitry Andric static inline bool inheritsFrom(InstructionContext child,
76*0b57cec5SDimitry Andric                                 InstructionContext parent, bool noPrefix = true,
77*0b57cec5SDimitry Andric                                 bool VEX_LIG = false, bool VEX_WIG = false,
78*0b57cec5SDimitry Andric                                 bool AdSize64 = false) {
79*0b57cec5SDimitry Andric   if (child == parent)
80*0b57cec5SDimitry Andric     return true;
81*0b57cec5SDimitry Andric 
82*0b57cec5SDimitry Andric   switch (parent) {
83*0b57cec5SDimitry Andric   case IC:
84*0b57cec5SDimitry Andric     return(inheritsFrom(child, IC_64BIT, AdSize64) ||
85*0b57cec5SDimitry Andric            (noPrefix && inheritsFrom(child, IC_OPSIZE, noPrefix)) ||
86*0b57cec5SDimitry Andric            inheritsFrom(child, IC_ADSIZE) ||
87*0b57cec5SDimitry Andric            (noPrefix && inheritsFrom(child, IC_XD, noPrefix)) ||
88*0b57cec5SDimitry Andric            (noPrefix && inheritsFrom(child, IC_XS, noPrefix)));
89*0b57cec5SDimitry Andric   case IC_64BIT:
90*0b57cec5SDimitry Andric     return(inheritsFrom(child, IC_64BIT_REXW)   ||
91*0b57cec5SDimitry Andric            (noPrefix && inheritsFrom(child, IC_64BIT_OPSIZE, noPrefix)) ||
92*0b57cec5SDimitry Andric            (!AdSize64 && inheritsFrom(child, IC_64BIT_ADSIZE)) ||
93*0b57cec5SDimitry Andric            (noPrefix && inheritsFrom(child, IC_64BIT_XD, noPrefix))     ||
94*0b57cec5SDimitry Andric            (noPrefix && inheritsFrom(child, IC_64BIT_XS, noPrefix)));
95*0b57cec5SDimitry Andric   case IC_OPSIZE:
96*0b57cec5SDimitry Andric     return inheritsFrom(child, IC_64BIT_OPSIZE) ||
97*0b57cec5SDimitry Andric            inheritsFrom(child, IC_OPSIZE_ADSIZE);
98*0b57cec5SDimitry Andric   case IC_ADSIZE:
99*0b57cec5SDimitry Andric     return (noPrefix && inheritsFrom(child, IC_OPSIZE_ADSIZE, noPrefix));
100*0b57cec5SDimitry Andric   case IC_OPSIZE_ADSIZE:
101*0b57cec5SDimitry Andric     return false;
102*0b57cec5SDimitry Andric   case IC_64BIT_ADSIZE:
103*0b57cec5SDimitry Andric     return (noPrefix && inheritsFrom(child, IC_64BIT_OPSIZE_ADSIZE, noPrefix));
104*0b57cec5SDimitry Andric   case IC_64BIT_OPSIZE_ADSIZE:
105*0b57cec5SDimitry Andric     return false;
106*0b57cec5SDimitry Andric   case IC_XD:
107*0b57cec5SDimitry Andric     return inheritsFrom(child, IC_64BIT_XD);
108*0b57cec5SDimitry Andric   case IC_XS:
109*0b57cec5SDimitry Andric     return inheritsFrom(child, IC_64BIT_XS);
110*0b57cec5SDimitry Andric   case IC_XD_OPSIZE:
111*0b57cec5SDimitry Andric     return inheritsFrom(child, IC_64BIT_XD_OPSIZE);
112*0b57cec5SDimitry Andric   case IC_XS_OPSIZE:
113*0b57cec5SDimitry Andric     return inheritsFrom(child, IC_64BIT_XS_OPSIZE);
114*0b57cec5SDimitry Andric   case IC_XD_ADSIZE:
115*0b57cec5SDimitry Andric     return inheritsFrom(child, IC_64BIT_XD_ADSIZE);
116*0b57cec5SDimitry Andric   case IC_XS_ADSIZE:
117*0b57cec5SDimitry Andric     return inheritsFrom(child, IC_64BIT_XS_ADSIZE);
118*0b57cec5SDimitry Andric   case IC_64BIT_REXW:
119*0b57cec5SDimitry Andric     return((noPrefix && inheritsFrom(child, IC_64BIT_REXW_XS, noPrefix)) ||
120*0b57cec5SDimitry Andric            (noPrefix && inheritsFrom(child, IC_64BIT_REXW_XD, noPrefix)) ||
121*0b57cec5SDimitry Andric            (noPrefix && inheritsFrom(child, IC_64BIT_REXW_OPSIZE, noPrefix)) ||
122*0b57cec5SDimitry Andric            (!AdSize64 && inheritsFrom(child, IC_64BIT_REXW_ADSIZE)));
123*0b57cec5SDimitry Andric   case IC_64BIT_OPSIZE:
124*0b57cec5SDimitry Andric     return inheritsFrom(child, IC_64BIT_REXW_OPSIZE) ||
125*0b57cec5SDimitry Andric            (!AdSize64 && inheritsFrom(child, IC_64BIT_OPSIZE_ADSIZE)) ||
126*0b57cec5SDimitry Andric            (!AdSize64 && inheritsFrom(child, IC_64BIT_REXW_ADSIZE));
127*0b57cec5SDimitry Andric   case IC_64BIT_XD:
128*0b57cec5SDimitry Andric     return(inheritsFrom(child, IC_64BIT_REXW_XD) ||
129*0b57cec5SDimitry Andric            (!AdSize64 && inheritsFrom(child, IC_64BIT_XD_ADSIZE)));
130*0b57cec5SDimitry Andric   case IC_64BIT_XS:
131*0b57cec5SDimitry Andric     return(inheritsFrom(child, IC_64BIT_REXW_XS) ||
132*0b57cec5SDimitry Andric            (!AdSize64 && inheritsFrom(child, IC_64BIT_XS_ADSIZE)));
133*0b57cec5SDimitry Andric   case IC_64BIT_XD_OPSIZE:
134*0b57cec5SDimitry Andric   case IC_64BIT_XS_OPSIZE:
135*0b57cec5SDimitry Andric     return false;
136*0b57cec5SDimitry Andric   case IC_64BIT_XD_ADSIZE:
137*0b57cec5SDimitry Andric   case IC_64BIT_XS_ADSIZE:
138*0b57cec5SDimitry Andric     return false;
139*0b57cec5SDimitry Andric   case IC_64BIT_REXW_XD:
140*0b57cec5SDimitry Andric   case IC_64BIT_REXW_XS:
141*0b57cec5SDimitry Andric   case IC_64BIT_REXW_OPSIZE:
142*0b57cec5SDimitry Andric   case IC_64BIT_REXW_ADSIZE:
143*0b57cec5SDimitry Andric     return false;
144*0b57cec5SDimitry Andric   case IC_VEX:
145*0b57cec5SDimitry Andric     return (VEX_LIG && VEX_WIG && inheritsFrom(child, IC_VEX_L_W)) ||
146*0b57cec5SDimitry Andric            (VEX_WIG && inheritsFrom(child, IC_VEX_W)) ||
147*0b57cec5SDimitry Andric            (VEX_LIG && inheritsFrom(child, IC_VEX_L));
148*0b57cec5SDimitry Andric   case IC_VEX_XS:
149*0b57cec5SDimitry Andric     return (VEX_LIG && VEX_WIG && inheritsFrom(child, IC_VEX_L_W_XS)) ||
150*0b57cec5SDimitry Andric            (VEX_WIG && inheritsFrom(child, IC_VEX_W_XS)) ||
151*0b57cec5SDimitry Andric            (VEX_LIG && inheritsFrom(child, IC_VEX_L_XS));
152*0b57cec5SDimitry Andric   case IC_VEX_XD:
153*0b57cec5SDimitry Andric     return (VEX_LIG && VEX_WIG && inheritsFrom(child, IC_VEX_L_W_XD)) ||
154*0b57cec5SDimitry Andric            (VEX_WIG && inheritsFrom(child, IC_VEX_W_XD)) ||
155*0b57cec5SDimitry Andric            (VEX_LIG && inheritsFrom(child, IC_VEX_L_XD));
156*0b57cec5SDimitry Andric   case IC_VEX_OPSIZE:
157*0b57cec5SDimitry Andric     return (VEX_LIG && VEX_WIG && inheritsFrom(child, IC_VEX_L_W_OPSIZE)) ||
158*0b57cec5SDimitry Andric            (VEX_WIG && inheritsFrom(child, IC_VEX_W_OPSIZE)) ||
159*0b57cec5SDimitry Andric            (VEX_LIG && inheritsFrom(child, IC_VEX_L_OPSIZE));
160*0b57cec5SDimitry Andric   case IC_VEX_W:
161*0b57cec5SDimitry Andric     return VEX_LIG && inheritsFrom(child, IC_VEX_L_W);
162*0b57cec5SDimitry Andric   case IC_VEX_W_XS:
163*0b57cec5SDimitry Andric     return VEX_LIG && inheritsFrom(child, IC_VEX_L_W_XS);
164*0b57cec5SDimitry Andric   case IC_VEX_W_XD:
165*0b57cec5SDimitry Andric     return VEX_LIG && inheritsFrom(child, IC_VEX_L_W_XD);
166*0b57cec5SDimitry Andric   case IC_VEX_W_OPSIZE:
167*0b57cec5SDimitry Andric     return VEX_LIG && inheritsFrom(child, IC_VEX_L_W_OPSIZE);
168*0b57cec5SDimitry Andric   case IC_VEX_L:
169*0b57cec5SDimitry Andric     return VEX_WIG && inheritsFrom(child, IC_VEX_L_W);
170*0b57cec5SDimitry Andric   case IC_VEX_L_XS:
171*0b57cec5SDimitry Andric     return VEX_WIG && inheritsFrom(child, IC_VEX_L_W_XS);
172*0b57cec5SDimitry Andric   case IC_VEX_L_XD:
173*0b57cec5SDimitry Andric     return VEX_WIG && inheritsFrom(child, IC_VEX_L_W_XD);
174*0b57cec5SDimitry Andric   case IC_VEX_L_OPSIZE:
175*0b57cec5SDimitry Andric     return VEX_WIG && inheritsFrom(child, IC_VEX_L_W_OPSIZE);
176*0b57cec5SDimitry Andric   case IC_VEX_L_W:
177*0b57cec5SDimitry Andric   case IC_VEX_L_W_XS:
178*0b57cec5SDimitry Andric   case IC_VEX_L_W_XD:
179*0b57cec5SDimitry Andric   case IC_VEX_L_W_OPSIZE:
180*0b57cec5SDimitry Andric     return false;
181*0b57cec5SDimitry Andric   case IC_EVEX:
182*0b57cec5SDimitry Andric     return (VEX_LIG && VEX_WIG && inheritsFrom(child, IC_EVEX_L_W)) ||
183*0b57cec5SDimitry Andric            (VEX_LIG && VEX_WIG && inheritsFrom(child, IC_EVEX_L2_W)) ||
184*0b57cec5SDimitry Andric            (VEX_WIG && inheritsFrom(child, IC_EVEX_W)) ||
185*0b57cec5SDimitry Andric            (VEX_LIG && inheritsFrom(child, IC_EVEX_L)) ||
186*0b57cec5SDimitry Andric            (VEX_LIG && inheritsFrom(child, IC_EVEX_L2));
187*0b57cec5SDimitry Andric   case IC_EVEX_XS:
188*0b57cec5SDimitry Andric     return (VEX_LIG && VEX_WIG && inheritsFrom(child, IC_EVEX_L_W_XS)) ||
189*0b57cec5SDimitry Andric            (VEX_LIG && VEX_WIG && inheritsFrom(child, IC_EVEX_L2_W_XS)) ||
190*0b57cec5SDimitry Andric            (VEX_WIG && inheritsFrom(child, IC_EVEX_W_XS)) ||
191*0b57cec5SDimitry Andric            (VEX_LIG && inheritsFrom(child, IC_EVEX_L_XS)) ||
192*0b57cec5SDimitry Andric            (VEX_LIG && inheritsFrom(child, IC_EVEX_L2_XS));
193*0b57cec5SDimitry Andric   case IC_EVEX_XD:
194*0b57cec5SDimitry Andric     return (VEX_LIG && VEX_WIG && inheritsFrom(child, IC_EVEX_L_W_XD)) ||
195*0b57cec5SDimitry Andric            (VEX_LIG && VEX_WIG && inheritsFrom(child, IC_EVEX_L2_W_XD)) ||
196*0b57cec5SDimitry Andric            (VEX_WIG && inheritsFrom(child, IC_EVEX_W_XD)) ||
197*0b57cec5SDimitry Andric            (VEX_LIG && inheritsFrom(child, IC_EVEX_L_XD)) ||
198*0b57cec5SDimitry Andric            (VEX_LIG && inheritsFrom(child, IC_EVEX_L2_XD));
199*0b57cec5SDimitry Andric   case IC_EVEX_OPSIZE:
200*0b57cec5SDimitry Andric     return (VEX_LIG && VEX_WIG && inheritsFrom(child, IC_EVEX_L_W_OPSIZE)) ||
201*0b57cec5SDimitry Andric            (VEX_LIG && VEX_WIG && inheritsFrom(child, IC_EVEX_L2_W_OPSIZE)) ||
202*0b57cec5SDimitry Andric            (VEX_WIG && inheritsFrom(child, IC_EVEX_W_OPSIZE)) ||
203*0b57cec5SDimitry Andric            (VEX_LIG && inheritsFrom(child, IC_EVEX_L_OPSIZE)) ||
204*0b57cec5SDimitry Andric            (VEX_LIG && inheritsFrom(child, IC_EVEX_L2_OPSIZE));
205*0b57cec5SDimitry Andric   case IC_EVEX_K:
206*0b57cec5SDimitry Andric     return (VEX_LIG && VEX_WIG && inheritsFrom(child, IC_EVEX_L_W_K)) ||
207*0b57cec5SDimitry Andric            (VEX_LIG && VEX_WIG && inheritsFrom(child, IC_EVEX_L2_W_K)) ||
208*0b57cec5SDimitry Andric            (VEX_WIG && inheritsFrom(child, IC_EVEX_W_K)) ||
209*0b57cec5SDimitry Andric            (VEX_LIG && inheritsFrom(child, IC_EVEX_L_K)) ||
210*0b57cec5SDimitry Andric            (VEX_LIG && inheritsFrom(child, IC_EVEX_L2_K));
211*0b57cec5SDimitry Andric   case IC_EVEX_XS_K:
212*0b57cec5SDimitry Andric     return (VEX_LIG && VEX_WIG && inheritsFrom(child, IC_EVEX_L_W_XS_K)) ||
213*0b57cec5SDimitry Andric            (VEX_LIG && VEX_WIG && inheritsFrom(child, IC_EVEX_L2_W_XS_K)) ||
214*0b57cec5SDimitry Andric            (VEX_WIG && inheritsFrom(child, IC_EVEX_W_XS_K)) ||
215*0b57cec5SDimitry Andric            (VEX_LIG && inheritsFrom(child, IC_EVEX_L_XS_K)) ||
216*0b57cec5SDimitry Andric            (VEX_LIG && inheritsFrom(child, IC_EVEX_L2_XS_K));
217*0b57cec5SDimitry Andric   case IC_EVEX_XD_K:
218*0b57cec5SDimitry Andric     return (VEX_LIG && VEX_WIG && inheritsFrom(child, IC_EVEX_L_W_XD_K)) ||
219*0b57cec5SDimitry Andric            (VEX_LIG && VEX_WIG && inheritsFrom(child, IC_EVEX_L2_W_XD_K)) ||
220*0b57cec5SDimitry Andric            (VEX_WIG && inheritsFrom(child, IC_EVEX_W_XD_K)) ||
221*0b57cec5SDimitry Andric            (VEX_LIG && inheritsFrom(child, IC_EVEX_L_XD_K)) ||
222*0b57cec5SDimitry Andric            (VEX_LIG && inheritsFrom(child, IC_EVEX_L2_XD_K));
223*0b57cec5SDimitry Andric   case IC_EVEX_OPSIZE_K:
224*0b57cec5SDimitry Andric     return (VEX_LIG && VEX_WIG && inheritsFrom(child, IC_EVEX_L_W_OPSIZE_K)) ||
225*0b57cec5SDimitry Andric            (VEX_LIG && VEX_WIG && inheritsFrom(child, IC_EVEX_L2_W_OPSIZE_K)) ||
226*0b57cec5SDimitry Andric            (VEX_WIG && inheritsFrom(child, IC_EVEX_W_OPSIZE_K)) ||
227*0b57cec5SDimitry Andric            (VEX_LIG && inheritsFrom(child, IC_EVEX_L_OPSIZE_K)) ||
228*0b57cec5SDimitry Andric            (VEX_LIG && inheritsFrom(child, IC_EVEX_L2_OPSIZE_K));
229*0b57cec5SDimitry Andric   case IC_EVEX_KZ:
230*0b57cec5SDimitry Andric     return (VEX_LIG && VEX_WIG && inheritsFrom(child, IC_EVEX_L_W_KZ)) ||
231*0b57cec5SDimitry Andric            (VEX_LIG && VEX_WIG && inheritsFrom(child, IC_EVEX_L2_W_KZ)) ||
232*0b57cec5SDimitry Andric            (VEX_WIG && inheritsFrom(child, IC_EVEX_W_KZ)) ||
233*0b57cec5SDimitry Andric            (VEX_LIG && inheritsFrom(child, IC_EVEX_L_KZ)) ||
234*0b57cec5SDimitry Andric            (VEX_LIG && inheritsFrom(child, IC_EVEX_L2_KZ));
235*0b57cec5SDimitry Andric   case IC_EVEX_XS_KZ:
236*0b57cec5SDimitry Andric     return (VEX_LIG && VEX_WIG && inheritsFrom(child, IC_EVEX_L_W_XS_KZ)) ||
237*0b57cec5SDimitry Andric            (VEX_LIG && VEX_WIG && inheritsFrom(child, IC_EVEX_L2_W_XS_KZ)) ||
238*0b57cec5SDimitry Andric            (VEX_WIG && inheritsFrom(child, IC_EVEX_W_XS_KZ)) ||
239*0b57cec5SDimitry Andric            (VEX_LIG && inheritsFrom(child, IC_EVEX_L_XS_KZ)) ||
240*0b57cec5SDimitry Andric            (VEX_LIG && inheritsFrom(child, IC_EVEX_L2_XS_KZ));
241*0b57cec5SDimitry Andric   case IC_EVEX_XD_KZ:
242*0b57cec5SDimitry Andric     return (VEX_LIG && VEX_WIG && inheritsFrom(child, IC_EVEX_L_W_XD_KZ)) ||
243*0b57cec5SDimitry Andric            (VEX_LIG && VEX_WIG && inheritsFrom(child, IC_EVEX_L2_W_XD_KZ)) ||
244*0b57cec5SDimitry Andric            (VEX_WIG && inheritsFrom(child, IC_EVEX_W_XD_KZ)) ||
245*0b57cec5SDimitry Andric            (VEX_LIG && inheritsFrom(child, IC_EVEX_L_XD_KZ)) ||
246*0b57cec5SDimitry Andric            (VEX_LIG && inheritsFrom(child, IC_EVEX_L2_XD_KZ));
247*0b57cec5SDimitry Andric   case IC_EVEX_OPSIZE_KZ:
248*0b57cec5SDimitry Andric     return (VEX_LIG && VEX_WIG && inheritsFrom(child, IC_EVEX_L_W_OPSIZE_KZ)) ||
249*0b57cec5SDimitry Andric            (VEX_LIG && VEX_WIG && inheritsFrom(child, IC_EVEX_L2_W_OPSIZE_KZ)) ||
250*0b57cec5SDimitry Andric            (VEX_WIG && inheritsFrom(child, IC_EVEX_W_OPSIZE_KZ)) ||
251*0b57cec5SDimitry Andric            (VEX_LIG && inheritsFrom(child, IC_EVEX_L_OPSIZE_KZ)) ||
252*0b57cec5SDimitry Andric            (VEX_LIG && inheritsFrom(child, IC_EVEX_L2_OPSIZE_KZ));
253*0b57cec5SDimitry Andric   case IC_EVEX_W:
254*0b57cec5SDimitry Andric     return (VEX_LIG && inheritsFrom(child, IC_EVEX_L_W)) ||
255*0b57cec5SDimitry Andric            (VEX_LIG && inheritsFrom(child, IC_EVEX_L2_W));
256*0b57cec5SDimitry Andric   case IC_EVEX_W_XS:
257*0b57cec5SDimitry Andric     return (VEX_LIG && inheritsFrom(child, IC_EVEX_L_W_XS)) ||
258*0b57cec5SDimitry Andric            (VEX_LIG && inheritsFrom(child, IC_EVEX_L2_W_XS));
259*0b57cec5SDimitry Andric   case IC_EVEX_W_XD:
260*0b57cec5SDimitry Andric     return (VEX_LIG && inheritsFrom(child, IC_EVEX_L_W_XD)) ||
261*0b57cec5SDimitry Andric            (VEX_LIG && inheritsFrom(child, IC_EVEX_L2_W_XD));
262*0b57cec5SDimitry Andric   case IC_EVEX_W_OPSIZE:
263*0b57cec5SDimitry Andric     return (VEX_LIG && inheritsFrom(child, IC_EVEX_L_W_OPSIZE)) ||
264*0b57cec5SDimitry Andric            (VEX_LIG && inheritsFrom(child, IC_EVEX_L2_W_OPSIZE));
265*0b57cec5SDimitry Andric   case IC_EVEX_W_K:
266*0b57cec5SDimitry Andric     return (VEX_LIG && inheritsFrom(child, IC_EVEX_L_W_K)) ||
267*0b57cec5SDimitry Andric            (VEX_LIG && inheritsFrom(child, IC_EVEX_L2_W_K));
268*0b57cec5SDimitry Andric   case IC_EVEX_W_XS_K:
269*0b57cec5SDimitry Andric     return (VEX_LIG && inheritsFrom(child, IC_EVEX_L_W_XS_K)) ||
270*0b57cec5SDimitry Andric            (VEX_LIG && inheritsFrom(child, IC_EVEX_L2_W_XS_K));
271*0b57cec5SDimitry Andric   case IC_EVEX_W_XD_K:
272*0b57cec5SDimitry Andric     return (VEX_LIG && inheritsFrom(child, IC_EVEX_L_W_XD_K)) ||
273*0b57cec5SDimitry Andric            (VEX_LIG && inheritsFrom(child, IC_EVEX_L2_W_XD_K));
274*0b57cec5SDimitry Andric   case IC_EVEX_W_OPSIZE_K:
275*0b57cec5SDimitry Andric     return (VEX_LIG && inheritsFrom(child, IC_EVEX_L_W_OPSIZE_K)) ||
276*0b57cec5SDimitry Andric            (VEX_LIG && inheritsFrom(child, IC_EVEX_L2_W_OPSIZE_K));
277*0b57cec5SDimitry Andric   case IC_EVEX_W_KZ:
278*0b57cec5SDimitry Andric     return (VEX_LIG && inheritsFrom(child, IC_EVEX_L_W_KZ)) ||
279*0b57cec5SDimitry Andric            (VEX_LIG && inheritsFrom(child, IC_EVEX_L2_W_KZ));
280*0b57cec5SDimitry Andric   case IC_EVEX_W_XS_KZ:
281*0b57cec5SDimitry Andric     return (VEX_LIG && inheritsFrom(child, IC_EVEX_L_W_XS_KZ)) ||
282*0b57cec5SDimitry Andric            (VEX_LIG && inheritsFrom(child, IC_EVEX_L2_W_XS_KZ));
283*0b57cec5SDimitry Andric   case IC_EVEX_W_XD_KZ:
284*0b57cec5SDimitry Andric     return (VEX_LIG && inheritsFrom(child, IC_EVEX_L_W_XD_KZ)) ||
285*0b57cec5SDimitry Andric            (VEX_LIG && inheritsFrom(child, IC_EVEX_L2_W_XD_KZ));
286*0b57cec5SDimitry Andric   case IC_EVEX_W_OPSIZE_KZ:
287*0b57cec5SDimitry Andric     return (VEX_LIG && inheritsFrom(child, IC_EVEX_L_W_OPSIZE_KZ)) ||
288*0b57cec5SDimitry Andric            (VEX_LIG && inheritsFrom(child, IC_EVEX_L2_W_OPSIZE_KZ));
289*0b57cec5SDimitry Andric   case IC_EVEX_L:
290*0b57cec5SDimitry Andric     return VEX_WIG && inheritsFrom(child, IC_EVEX_L_W);
291*0b57cec5SDimitry Andric   case IC_EVEX_L_XS:
292*0b57cec5SDimitry Andric     return VEX_WIG && inheritsFrom(child, IC_EVEX_L_W_XS);
293*0b57cec5SDimitry Andric   case IC_EVEX_L_XD:
294*0b57cec5SDimitry Andric     return VEX_WIG && inheritsFrom(child, IC_EVEX_L_W_XD);
295*0b57cec5SDimitry Andric   case IC_EVEX_L_OPSIZE:
296*0b57cec5SDimitry Andric     return VEX_WIG && inheritsFrom(child, IC_EVEX_L_W_OPSIZE);
297*0b57cec5SDimitry Andric   case IC_EVEX_L_K:
298*0b57cec5SDimitry Andric     return VEX_WIG && inheritsFrom(child, IC_EVEX_L_W_K);
299*0b57cec5SDimitry Andric   case IC_EVEX_L_XS_K:
300*0b57cec5SDimitry Andric     return VEX_WIG && inheritsFrom(child, IC_EVEX_L_W_XS_K);
301*0b57cec5SDimitry Andric   case IC_EVEX_L_XD_K:
302*0b57cec5SDimitry Andric     return VEX_WIG && inheritsFrom(child, IC_EVEX_L_W_XD_K);
303*0b57cec5SDimitry Andric   case IC_EVEX_L_OPSIZE_K:
304*0b57cec5SDimitry Andric     return VEX_WIG && inheritsFrom(child, IC_EVEX_L_W_OPSIZE_K);
305*0b57cec5SDimitry Andric   case IC_EVEX_L_KZ:
306*0b57cec5SDimitry Andric     return VEX_WIG && inheritsFrom(child, IC_EVEX_L_W_KZ);
307*0b57cec5SDimitry Andric   case IC_EVEX_L_XS_KZ:
308*0b57cec5SDimitry Andric     return VEX_WIG && inheritsFrom(child, IC_EVEX_L_W_XS_KZ);
309*0b57cec5SDimitry Andric   case IC_EVEX_L_XD_KZ:
310*0b57cec5SDimitry Andric     return VEX_WIG && inheritsFrom(child, IC_EVEX_L_W_XD_KZ);
311*0b57cec5SDimitry Andric   case IC_EVEX_L_OPSIZE_KZ:
312*0b57cec5SDimitry Andric     return VEX_WIG && inheritsFrom(child, IC_EVEX_L_W_OPSIZE_KZ);
313*0b57cec5SDimitry Andric   case IC_EVEX_L_W:
314*0b57cec5SDimitry Andric   case IC_EVEX_L_W_XS:
315*0b57cec5SDimitry Andric   case IC_EVEX_L_W_XD:
316*0b57cec5SDimitry Andric   case IC_EVEX_L_W_OPSIZE:
317*0b57cec5SDimitry Andric     return false;
318*0b57cec5SDimitry Andric   case IC_EVEX_L_W_K:
319*0b57cec5SDimitry Andric   case IC_EVEX_L_W_XS_K:
320*0b57cec5SDimitry Andric   case IC_EVEX_L_W_XD_K:
321*0b57cec5SDimitry Andric   case IC_EVEX_L_W_OPSIZE_K:
322*0b57cec5SDimitry Andric     return false;
323*0b57cec5SDimitry Andric   case IC_EVEX_L_W_KZ:
324*0b57cec5SDimitry Andric   case IC_EVEX_L_W_XS_KZ:
325*0b57cec5SDimitry Andric   case IC_EVEX_L_W_XD_KZ:
326*0b57cec5SDimitry Andric   case IC_EVEX_L_W_OPSIZE_KZ:
327*0b57cec5SDimitry Andric     return false;
328*0b57cec5SDimitry Andric   case IC_EVEX_L2:
329*0b57cec5SDimitry Andric     return VEX_WIG && inheritsFrom(child, IC_EVEX_L2_W);
330*0b57cec5SDimitry Andric   case IC_EVEX_L2_XS:
331*0b57cec5SDimitry Andric     return VEX_WIG && inheritsFrom(child, IC_EVEX_L2_W_XS);
332*0b57cec5SDimitry Andric   case IC_EVEX_L2_XD:
333*0b57cec5SDimitry Andric     return VEX_WIG && inheritsFrom(child, IC_EVEX_L2_W_XD);
334*0b57cec5SDimitry Andric   case IC_EVEX_L2_OPSIZE:
335*0b57cec5SDimitry Andric     return VEX_WIG && inheritsFrom(child, IC_EVEX_L2_W_OPSIZE);
336*0b57cec5SDimitry Andric   case IC_EVEX_L2_K:
337*0b57cec5SDimitry Andric     return VEX_WIG && inheritsFrom(child, IC_EVEX_L2_W_K);
338*0b57cec5SDimitry Andric   case IC_EVEX_L2_XS_K:
339*0b57cec5SDimitry Andric     return VEX_WIG && inheritsFrom(child, IC_EVEX_L2_W_XS_K);
340*0b57cec5SDimitry Andric   case IC_EVEX_L2_XD_K:
341*0b57cec5SDimitry Andric     return VEX_WIG && inheritsFrom(child, IC_EVEX_L2_W_XD_K);
342*0b57cec5SDimitry Andric   case IC_EVEX_L2_OPSIZE_K:
343*0b57cec5SDimitry Andric     return VEX_WIG && inheritsFrom(child, IC_EVEX_L2_W_OPSIZE_K);
344*0b57cec5SDimitry Andric   case IC_EVEX_L2_KZ:
345*0b57cec5SDimitry Andric     return VEX_WIG && inheritsFrom(child, IC_EVEX_L2_W_KZ);
346*0b57cec5SDimitry Andric   case IC_EVEX_L2_XS_KZ:
347*0b57cec5SDimitry Andric     return VEX_WIG && inheritsFrom(child, IC_EVEX_L2_W_XS_KZ);
348*0b57cec5SDimitry Andric   case IC_EVEX_L2_XD_KZ:
349*0b57cec5SDimitry Andric     return VEX_WIG && inheritsFrom(child, IC_EVEX_L2_W_XD_KZ);
350*0b57cec5SDimitry Andric   case IC_EVEX_L2_OPSIZE_KZ:
351*0b57cec5SDimitry Andric     return VEX_WIG && inheritsFrom(child, IC_EVEX_L2_W_OPSIZE_KZ);
352*0b57cec5SDimitry Andric   case IC_EVEX_L2_W:
353*0b57cec5SDimitry Andric   case IC_EVEX_L2_W_XS:
354*0b57cec5SDimitry Andric   case IC_EVEX_L2_W_XD:
355*0b57cec5SDimitry Andric   case IC_EVEX_L2_W_OPSIZE:
356*0b57cec5SDimitry Andric     return false;
357*0b57cec5SDimitry Andric   case IC_EVEX_L2_W_K:
358*0b57cec5SDimitry Andric   case IC_EVEX_L2_W_XS_K:
359*0b57cec5SDimitry Andric   case IC_EVEX_L2_W_XD_K:
360*0b57cec5SDimitry Andric   case IC_EVEX_L2_W_OPSIZE_K:
361*0b57cec5SDimitry Andric     return false;
362*0b57cec5SDimitry Andric   case IC_EVEX_L2_W_KZ:
363*0b57cec5SDimitry Andric   case IC_EVEX_L2_W_XS_KZ:
364*0b57cec5SDimitry Andric   case IC_EVEX_L2_W_XD_KZ:
365*0b57cec5SDimitry Andric   case IC_EVEX_L2_W_OPSIZE_KZ:
366*0b57cec5SDimitry Andric     return false;
367*0b57cec5SDimitry Andric   case IC_EVEX_B:
368*0b57cec5SDimitry Andric     return (VEX_LIG && VEX_WIG && inheritsFrom(child, IC_EVEX_L_W_B)) ||
369*0b57cec5SDimitry Andric            (VEX_LIG && VEX_WIG && inheritsFrom(child, IC_EVEX_L2_W_B)) ||
370*0b57cec5SDimitry Andric            (VEX_WIG && inheritsFrom(child, IC_EVEX_W_B)) ||
371*0b57cec5SDimitry Andric            (VEX_LIG && inheritsFrom(child, IC_EVEX_L_B)) ||
372*0b57cec5SDimitry Andric            (VEX_LIG && inheritsFrom(child, IC_EVEX_L2_B));
373*0b57cec5SDimitry Andric   case IC_EVEX_XS_B:
374*0b57cec5SDimitry Andric     return (VEX_LIG && VEX_WIG && inheritsFrom(child, IC_EVEX_L_W_XS_B)) ||
375*0b57cec5SDimitry Andric            (VEX_LIG && VEX_WIG && inheritsFrom(child, IC_EVEX_L2_W_XS_B)) ||
376*0b57cec5SDimitry Andric            (VEX_WIG && inheritsFrom(child, IC_EVEX_W_XS_B)) ||
377*0b57cec5SDimitry Andric            (VEX_LIG && inheritsFrom(child, IC_EVEX_L_XS_B)) ||
378*0b57cec5SDimitry Andric            (VEX_LIG && inheritsFrom(child, IC_EVEX_L2_XS_B));
379*0b57cec5SDimitry Andric   case IC_EVEX_XD_B:
380*0b57cec5SDimitry Andric     return (VEX_LIG && VEX_WIG && inheritsFrom(child, IC_EVEX_L_W_XD_B)) ||
381*0b57cec5SDimitry Andric            (VEX_LIG && VEX_WIG && inheritsFrom(child, IC_EVEX_L2_W_XD_B)) ||
382*0b57cec5SDimitry Andric            (VEX_WIG && inheritsFrom(child, IC_EVEX_W_XD_B)) ||
383*0b57cec5SDimitry Andric            (VEX_LIG && inheritsFrom(child, IC_EVEX_L_XD_B)) ||
384*0b57cec5SDimitry Andric            (VEX_LIG && inheritsFrom(child, IC_EVEX_L2_XD_B));
385*0b57cec5SDimitry Andric   case IC_EVEX_OPSIZE_B:
386*0b57cec5SDimitry Andric     return (VEX_LIG && VEX_WIG && inheritsFrom(child, IC_EVEX_L_W_OPSIZE_B)) ||
387*0b57cec5SDimitry Andric            (VEX_LIG && VEX_WIG && inheritsFrom(child, IC_EVEX_L2_W_OPSIZE_B)) ||
388*0b57cec5SDimitry Andric            (VEX_WIG && inheritsFrom(child, IC_EVEX_W_OPSIZE_B)) ||
389*0b57cec5SDimitry Andric            (VEX_LIG && inheritsFrom(child, IC_EVEX_L_OPSIZE_B)) ||
390*0b57cec5SDimitry Andric            (VEX_LIG && inheritsFrom(child, IC_EVEX_L2_OPSIZE_B));
391*0b57cec5SDimitry Andric   case IC_EVEX_K_B:
392*0b57cec5SDimitry Andric     return (VEX_LIG && VEX_WIG && inheritsFrom(child, IC_EVEX_L_W_K_B)) ||
393*0b57cec5SDimitry Andric            (VEX_LIG && VEX_WIG && inheritsFrom(child, IC_EVEX_L2_W_K_B)) ||
394*0b57cec5SDimitry Andric            (VEX_WIG && inheritsFrom(child, IC_EVEX_W_K_B)) ||
395*0b57cec5SDimitry Andric            (VEX_LIG && inheritsFrom(child, IC_EVEX_L_K_B)) ||
396*0b57cec5SDimitry Andric            (VEX_LIG && inheritsFrom(child, IC_EVEX_L2_K_B));
397*0b57cec5SDimitry Andric   case IC_EVEX_XS_K_B:
398*0b57cec5SDimitry Andric     return (VEX_LIG && VEX_WIG && inheritsFrom(child, IC_EVEX_L_W_XS_K_B)) ||
399*0b57cec5SDimitry Andric            (VEX_LIG && VEX_WIG && inheritsFrom(child, IC_EVEX_L2_W_XS_K_B)) ||
400*0b57cec5SDimitry Andric            (VEX_WIG && inheritsFrom(child, IC_EVEX_W_XS_K_B)) ||
401*0b57cec5SDimitry Andric            (VEX_LIG && inheritsFrom(child, IC_EVEX_L_XS_K_B)) ||
402*0b57cec5SDimitry Andric            (VEX_LIG && inheritsFrom(child, IC_EVEX_L2_XS_K_B));
403*0b57cec5SDimitry Andric   case IC_EVEX_XD_K_B:
404*0b57cec5SDimitry Andric     return (VEX_LIG && VEX_WIG && inheritsFrom(child, IC_EVEX_L_W_XD_K_B)) ||
405*0b57cec5SDimitry Andric            (VEX_LIG && VEX_WIG && inheritsFrom(child, IC_EVEX_L2_W_XD_K_B)) ||
406*0b57cec5SDimitry Andric            (VEX_WIG && inheritsFrom(child, IC_EVEX_W_XD_K_B)) ||
407*0b57cec5SDimitry Andric            (VEX_LIG && inheritsFrom(child, IC_EVEX_L_XD_K_B)) ||
408*0b57cec5SDimitry Andric            (VEX_LIG && inheritsFrom(child, IC_EVEX_L2_XD_K_B));
409*0b57cec5SDimitry Andric   case IC_EVEX_OPSIZE_K_B:
410*0b57cec5SDimitry Andric     return (VEX_LIG && VEX_WIG &&
411*0b57cec5SDimitry Andric             inheritsFrom(child, IC_EVEX_L_W_OPSIZE_K_B)) ||
412*0b57cec5SDimitry Andric            (VEX_LIG && VEX_WIG &&
413*0b57cec5SDimitry Andric             inheritsFrom(child, IC_EVEX_L2_W_OPSIZE_K_B)) ||
414*0b57cec5SDimitry Andric            (VEX_WIG && inheritsFrom(child, IC_EVEX_W_OPSIZE_K_B)) ||
415*0b57cec5SDimitry Andric            (VEX_LIG && inheritsFrom(child, IC_EVEX_L_OPSIZE_K_B)) ||
416*0b57cec5SDimitry Andric            (VEX_LIG && inheritsFrom(child, IC_EVEX_L2_OPSIZE_K_B));
417*0b57cec5SDimitry Andric   case IC_EVEX_KZ_B:
418*0b57cec5SDimitry Andric     return (VEX_LIG && VEX_WIG && inheritsFrom(child, IC_EVEX_L_W_KZ_B)) ||
419*0b57cec5SDimitry Andric            (VEX_LIG && VEX_WIG && inheritsFrom(child, IC_EVEX_L2_W_KZ_B)) ||
420*0b57cec5SDimitry Andric            (VEX_WIG && inheritsFrom(child, IC_EVEX_W_KZ_B)) ||
421*0b57cec5SDimitry Andric            (VEX_LIG && inheritsFrom(child, IC_EVEX_L_KZ_B)) ||
422*0b57cec5SDimitry Andric            (VEX_LIG && inheritsFrom(child, IC_EVEX_L2_KZ_B));
423*0b57cec5SDimitry Andric   case IC_EVEX_XS_KZ_B:
424*0b57cec5SDimitry Andric     return (VEX_LIG && VEX_WIG && inheritsFrom(child, IC_EVEX_L_W_XS_KZ_B)) ||
425*0b57cec5SDimitry Andric            (VEX_LIG && VEX_WIG && inheritsFrom(child, IC_EVEX_L2_W_XS_KZ_B)) ||
426*0b57cec5SDimitry Andric            (VEX_WIG && inheritsFrom(child, IC_EVEX_W_XS_KZ_B)) ||
427*0b57cec5SDimitry Andric            (VEX_LIG && inheritsFrom(child, IC_EVEX_L_XS_KZ_B)) ||
428*0b57cec5SDimitry Andric            (VEX_LIG && inheritsFrom(child, IC_EVEX_L2_XS_KZ_B));
429*0b57cec5SDimitry Andric   case IC_EVEX_XD_KZ_B:
430*0b57cec5SDimitry Andric     return (VEX_LIG && VEX_WIG && inheritsFrom(child, IC_EVEX_L_W_XD_KZ_B)) ||
431*0b57cec5SDimitry Andric            (VEX_LIG && VEX_WIG && inheritsFrom(child, IC_EVEX_L2_W_XD_KZ_B)) ||
432*0b57cec5SDimitry Andric            (VEX_WIG && inheritsFrom(child, IC_EVEX_W_XD_KZ_B)) ||
433*0b57cec5SDimitry Andric            (VEX_LIG && inheritsFrom(child, IC_EVEX_L_XD_KZ_B)) ||
434*0b57cec5SDimitry Andric            (VEX_LIG && inheritsFrom(child, IC_EVEX_L2_XD_KZ_B));
435*0b57cec5SDimitry Andric   case IC_EVEX_OPSIZE_KZ_B:
436*0b57cec5SDimitry Andric     return (VEX_LIG && VEX_WIG &&
437*0b57cec5SDimitry Andric             inheritsFrom(child, IC_EVEX_L_W_OPSIZE_KZ_B)) ||
438*0b57cec5SDimitry Andric            (VEX_LIG && VEX_WIG &&
439*0b57cec5SDimitry Andric             inheritsFrom(child, IC_EVEX_L2_W_OPSIZE_KZ_B)) ||
440*0b57cec5SDimitry Andric            (VEX_WIG && inheritsFrom(child, IC_EVEX_W_OPSIZE_KZ_B)) ||
441*0b57cec5SDimitry Andric            (VEX_LIG && inheritsFrom(child, IC_EVEX_L_OPSIZE_KZ_B)) ||
442*0b57cec5SDimitry Andric            (VEX_LIG && inheritsFrom(child, IC_EVEX_L2_OPSIZE_KZ_B));
443*0b57cec5SDimitry Andric   case IC_EVEX_W_B:
444*0b57cec5SDimitry Andric     return (VEX_LIG && inheritsFrom(child, IC_EVEX_L_W_B)) ||
445*0b57cec5SDimitry Andric            (VEX_LIG && inheritsFrom(child, IC_EVEX_L2_W_B));
446*0b57cec5SDimitry Andric   case IC_EVEX_W_XS_B:
447*0b57cec5SDimitry Andric     return (VEX_LIG && inheritsFrom(child, IC_EVEX_L_W_XS_B)) ||
448*0b57cec5SDimitry Andric            (VEX_LIG && inheritsFrom(child, IC_EVEX_L2_W_XS_B));
449*0b57cec5SDimitry Andric   case IC_EVEX_W_XD_B:
450*0b57cec5SDimitry Andric     return (VEX_LIG && inheritsFrom(child, IC_EVEX_L_W_XD_B)) ||
451*0b57cec5SDimitry Andric            (VEX_LIG && inheritsFrom(child, IC_EVEX_L2_W_XD_B));
452*0b57cec5SDimitry Andric   case IC_EVEX_W_OPSIZE_B:
453*0b57cec5SDimitry Andric     return (VEX_LIG && inheritsFrom(child, IC_EVEX_L_W_OPSIZE_B)) ||
454*0b57cec5SDimitry Andric            (VEX_LIG && inheritsFrom(child, IC_EVEX_L2_W_OPSIZE_B));
455*0b57cec5SDimitry Andric   case IC_EVEX_W_K_B:
456*0b57cec5SDimitry Andric     return (VEX_LIG && inheritsFrom(child, IC_EVEX_L_W_K_B)) ||
457*0b57cec5SDimitry Andric            (VEX_LIG && inheritsFrom(child, IC_EVEX_L2_W_K_B));
458*0b57cec5SDimitry Andric   case IC_EVEX_W_XS_K_B:
459*0b57cec5SDimitry Andric     return (VEX_LIG && inheritsFrom(child, IC_EVEX_L_W_XS_K_B)) ||
460*0b57cec5SDimitry Andric            (VEX_LIG && inheritsFrom(child, IC_EVEX_L2_W_XS_K_B));
461*0b57cec5SDimitry Andric   case IC_EVEX_W_XD_K_B:
462*0b57cec5SDimitry Andric     return (VEX_LIG && inheritsFrom(child, IC_EVEX_L_W_XD_K_B)) ||
463*0b57cec5SDimitry Andric            (VEX_LIG && inheritsFrom(child, IC_EVEX_L2_W_XD_K_B));
464*0b57cec5SDimitry Andric   case IC_EVEX_W_OPSIZE_K_B:
465*0b57cec5SDimitry Andric     return (VEX_LIG && inheritsFrom(child, IC_EVEX_L_W_OPSIZE_K_B)) ||
466*0b57cec5SDimitry Andric            (VEX_LIG && inheritsFrom(child, IC_EVEX_L2_W_OPSIZE_K_B));
467*0b57cec5SDimitry Andric   case IC_EVEX_W_KZ_B:
468*0b57cec5SDimitry Andric     return (VEX_LIG && inheritsFrom(child, IC_EVEX_L_W_KZ_B)) ||
469*0b57cec5SDimitry Andric            (VEX_LIG && inheritsFrom(child, IC_EVEX_L2_W_KZ_B));
470*0b57cec5SDimitry Andric   case IC_EVEX_W_XS_KZ_B:
471*0b57cec5SDimitry Andric     return (VEX_LIG && inheritsFrom(child, IC_EVEX_L_W_XS_KZ_B)) ||
472*0b57cec5SDimitry Andric            (VEX_LIG && inheritsFrom(child, IC_EVEX_L2_W_XS_KZ_B));
473*0b57cec5SDimitry Andric   case IC_EVEX_W_XD_KZ_B:
474*0b57cec5SDimitry Andric     return (VEX_LIG && inheritsFrom(child, IC_EVEX_L_W_XD_KZ_B)) ||
475*0b57cec5SDimitry Andric            (VEX_LIG && inheritsFrom(child, IC_EVEX_L2_W_XD_KZ_B));
476*0b57cec5SDimitry Andric   case IC_EVEX_W_OPSIZE_KZ_B:
477*0b57cec5SDimitry Andric     return (VEX_LIG && inheritsFrom(child, IC_EVEX_L_W_OPSIZE_KZ_B)) ||
478*0b57cec5SDimitry Andric            (VEX_LIG && inheritsFrom(child, IC_EVEX_L2_W_OPSIZE_KZ_B));
479*0b57cec5SDimitry Andric   case IC_EVEX_L_B:
480*0b57cec5SDimitry Andric     return VEX_WIG && inheritsFrom(child, IC_EVEX_L_W_B);
481*0b57cec5SDimitry Andric   case IC_EVEX_L_XS_B:
482*0b57cec5SDimitry Andric     return VEX_WIG && inheritsFrom(child, IC_EVEX_L_W_XS_B);
483*0b57cec5SDimitry Andric   case IC_EVEX_L_XD_B:
484*0b57cec5SDimitry Andric     return VEX_WIG && inheritsFrom(child, IC_EVEX_L_W_XD_B);
485*0b57cec5SDimitry Andric   case IC_EVEX_L_OPSIZE_B:
486*0b57cec5SDimitry Andric     return VEX_WIG && inheritsFrom(child, IC_EVEX_L_W_OPSIZE_B);
487*0b57cec5SDimitry Andric   case IC_EVEX_L_K_B:
488*0b57cec5SDimitry Andric     return VEX_WIG && inheritsFrom(child, IC_EVEX_L_W_K_B);
489*0b57cec5SDimitry Andric   case IC_EVEX_L_XS_K_B:
490*0b57cec5SDimitry Andric     return VEX_WIG && inheritsFrom(child, IC_EVEX_L_W_XS_K_B);
491*0b57cec5SDimitry Andric   case IC_EVEX_L_XD_K_B:
492*0b57cec5SDimitry Andric     return VEX_WIG && inheritsFrom(child, IC_EVEX_L_W_XD_K_B);
493*0b57cec5SDimitry Andric   case IC_EVEX_L_OPSIZE_K_B:
494*0b57cec5SDimitry Andric     return VEX_WIG && inheritsFrom(child, IC_EVEX_L_W_OPSIZE_K_B);
495*0b57cec5SDimitry Andric   case IC_EVEX_L_KZ_B:
496*0b57cec5SDimitry Andric     return VEX_WIG && inheritsFrom(child, IC_EVEX_L_W_KZ_B);
497*0b57cec5SDimitry Andric   case IC_EVEX_L_XS_KZ_B:
498*0b57cec5SDimitry Andric     return VEX_WIG && inheritsFrom(child, IC_EVEX_L_W_XS_KZ_B);
499*0b57cec5SDimitry Andric   case IC_EVEX_L_XD_KZ_B:
500*0b57cec5SDimitry Andric     return VEX_WIG && inheritsFrom(child, IC_EVEX_L_W_XD_KZ_B);
501*0b57cec5SDimitry Andric   case IC_EVEX_L_OPSIZE_KZ_B:
502*0b57cec5SDimitry Andric     return VEX_WIG && inheritsFrom(child, IC_EVEX_L_W_OPSIZE_KZ_B);
503*0b57cec5SDimitry Andric   case IC_EVEX_L_W_B:
504*0b57cec5SDimitry Andric   case IC_EVEX_L_W_XS_B:
505*0b57cec5SDimitry Andric   case IC_EVEX_L_W_XD_B:
506*0b57cec5SDimitry Andric   case IC_EVEX_L_W_OPSIZE_B:
507*0b57cec5SDimitry Andric     return false;
508*0b57cec5SDimitry Andric   case IC_EVEX_L_W_K_B:
509*0b57cec5SDimitry Andric   case IC_EVEX_L_W_XS_K_B:
510*0b57cec5SDimitry Andric   case IC_EVEX_L_W_XD_K_B:
511*0b57cec5SDimitry Andric   case IC_EVEX_L_W_OPSIZE_K_B:
512*0b57cec5SDimitry Andric     return false;
513*0b57cec5SDimitry Andric   case IC_EVEX_L_W_KZ_B:
514*0b57cec5SDimitry Andric   case IC_EVEX_L_W_XS_KZ_B:
515*0b57cec5SDimitry Andric   case IC_EVEX_L_W_XD_KZ_B:
516*0b57cec5SDimitry Andric   case IC_EVEX_L_W_OPSIZE_KZ_B:
517*0b57cec5SDimitry Andric     return false;
518*0b57cec5SDimitry Andric   case IC_EVEX_L2_B:
519*0b57cec5SDimitry Andric     return VEX_WIG && inheritsFrom(child, IC_EVEX_L2_W_B);
520*0b57cec5SDimitry Andric   case IC_EVEX_L2_XS_B:
521*0b57cec5SDimitry Andric     return VEX_WIG && inheritsFrom(child, IC_EVEX_L2_W_XS_B);
522*0b57cec5SDimitry Andric   case IC_EVEX_L2_XD_B:
523*0b57cec5SDimitry Andric     return VEX_WIG && inheritsFrom(child, IC_EVEX_L2_W_XD_B);
524*0b57cec5SDimitry Andric   case IC_EVEX_L2_OPSIZE_B:
525*0b57cec5SDimitry Andric     return VEX_WIG && inheritsFrom(child, IC_EVEX_L2_W_OPSIZE_B);
526*0b57cec5SDimitry Andric   case IC_EVEX_L2_K_B:
527*0b57cec5SDimitry Andric     return VEX_WIG && inheritsFrom(child, IC_EVEX_L2_W_K_B);
528*0b57cec5SDimitry Andric   case IC_EVEX_L2_XS_K_B:
529*0b57cec5SDimitry Andric     return VEX_WIG && inheritsFrom(child, IC_EVEX_L2_W_XS_K_B);
530*0b57cec5SDimitry Andric   case IC_EVEX_L2_XD_K_B:
531*0b57cec5SDimitry Andric     return VEX_WIG && inheritsFrom(child, IC_EVEX_L2_W_XD_K_B);
532*0b57cec5SDimitry Andric   case IC_EVEX_L2_OPSIZE_K_B:
533*0b57cec5SDimitry Andric     return VEX_WIG && inheritsFrom(child, IC_EVEX_L2_W_OPSIZE_K_B);
534*0b57cec5SDimitry Andric   case IC_EVEX_L2_KZ_B:
535*0b57cec5SDimitry Andric     return VEX_WIG && inheritsFrom(child, IC_EVEX_L2_W_KZ_B);
536*0b57cec5SDimitry Andric   case IC_EVEX_L2_XS_KZ_B:
537*0b57cec5SDimitry Andric     return VEX_WIG && inheritsFrom(child, IC_EVEX_L2_W_XS_KZ_B);
538*0b57cec5SDimitry Andric   case IC_EVEX_L2_XD_KZ_B:
539*0b57cec5SDimitry Andric     return VEX_WIG && inheritsFrom(child, IC_EVEX_L2_W_XD_KZ_B);
540*0b57cec5SDimitry Andric   case IC_EVEX_L2_OPSIZE_KZ_B:
541*0b57cec5SDimitry Andric     return VEX_WIG && inheritsFrom(child, IC_EVEX_L2_W_OPSIZE_KZ_B);
542*0b57cec5SDimitry Andric   case IC_EVEX_L2_W_B:
543*0b57cec5SDimitry Andric   case IC_EVEX_L2_W_XS_B:
544*0b57cec5SDimitry Andric   case IC_EVEX_L2_W_XD_B:
545*0b57cec5SDimitry Andric   case IC_EVEX_L2_W_OPSIZE_B:
546*0b57cec5SDimitry Andric     return false;
547*0b57cec5SDimitry Andric   case IC_EVEX_L2_W_K_B:
548*0b57cec5SDimitry Andric   case IC_EVEX_L2_W_XS_K_B:
549*0b57cec5SDimitry Andric   case IC_EVEX_L2_W_XD_K_B:
550*0b57cec5SDimitry Andric   case IC_EVEX_L2_W_OPSIZE_K_B:
551*0b57cec5SDimitry Andric     return false;
552*0b57cec5SDimitry Andric   case IC_EVEX_L2_W_KZ_B:
553*0b57cec5SDimitry Andric   case IC_EVEX_L2_W_XS_KZ_B:
554*0b57cec5SDimitry Andric   case IC_EVEX_L2_W_XD_KZ_B:
555*0b57cec5SDimitry Andric   case IC_EVEX_L2_W_OPSIZE_KZ_B:
556*0b57cec5SDimitry Andric     return false;
557*0b57cec5SDimitry Andric   default:
558*0b57cec5SDimitry Andric     errs() << "Unknown instruction class: " <<
559*0b57cec5SDimitry Andric       stringForContext((InstructionContext)parent) << "\n";
560*0b57cec5SDimitry Andric     llvm_unreachable("Unknown instruction class");
561*0b57cec5SDimitry Andric   }
562*0b57cec5SDimitry Andric }
563*0b57cec5SDimitry Andric 
564*0b57cec5SDimitry Andric /// outranks - Indicates whether, if an instruction has two different applicable
565*0b57cec5SDimitry Andric ///   classes, which class should be preferred when performing decode.  This
566*0b57cec5SDimitry Andric ///   imposes a total ordering (ties are resolved toward "lower")
567*0b57cec5SDimitry Andric ///
568*0b57cec5SDimitry Andric /// @param upper  - The class that may be preferable
569*0b57cec5SDimitry Andric /// @param lower  - The class that may be less preferable
570*0b57cec5SDimitry Andric /// @return       - True if upper is to be preferred, false otherwise.
571*0b57cec5SDimitry Andric static inline bool outranks(InstructionContext upper,
572*0b57cec5SDimitry Andric                             InstructionContext lower) {
573*0b57cec5SDimitry Andric   assert(upper < IC_max);
574*0b57cec5SDimitry Andric   assert(lower < IC_max);
575*0b57cec5SDimitry Andric 
576*0b57cec5SDimitry Andric #define ENUM_ENTRY(n, r, d) r,
577*0b57cec5SDimitry Andric #define ENUM_ENTRY_K_B(n, r, d) ENUM_ENTRY(n, r, d) \
578*0b57cec5SDimitry Andric   ENUM_ENTRY(n##_K_B, r, d) ENUM_ENTRY(n##_KZ_B, r, d) \
579*0b57cec5SDimitry Andric   ENUM_ENTRY(n##_KZ, r, d) ENUM_ENTRY(n##_K, r, d) ENUM_ENTRY(n##_B, r, d)
580*0b57cec5SDimitry Andric   static int ranks[IC_max] = {
581*0b57cec5SDimitry Andric     INSTRUCTION_CONTEXTS
582*0b57cec5SDimitry Andric   };
583*0b57cec5SDimitry Andric #undef ENUM_ENTRY
584*0b57cec5SDimitry Andric #undef ENUM_ENTRY_K_B
585*0b57cec5SDimitry Andric 
586*0b57cec5SDimitry Andric   return (ranks[upper] > ranks[lower]);
587*0b57cec5SDimitry Andric }
588*0b57cec5SDimitry Andric 
589*0b57cec5SDimitry Andric /// getDecisionType - Determines whether a ModRM decision with 255 entries can
590*0b57cec5SDimitry Andric ///   be compacted by eliminating redundant information.
591*0b57cec5SDimitry Andric ///
592*0b57cec5SDimitry Andric /// @param decision - The decision to be compacted.
593*0b57cec5SDimitry Andric /// @return         - The compactest available representation for the decision.
594*0b57cec5SDimitry Andric static ModRMDecisionType getDecisionType(ModRMDecision &decision) {
595*0b57cec5SDimitry Andric   bool satisfiesOneEntry = true;
596*0b57cec5SDimitry Andric   bool satisfiesSplitRM = true;
597*0b57cec5SDimitry Andric   bool satisfiesSplitReg = true;
598*0b57cec5SDimitry Andric   bool satisfiesSplitMisc = true;
599*0b57cec5SDimitry Andric 
600*0b57cec5SDimitry Andric   for (unsigned index = 0; index < 256; ++index) {
601*0b57cec5SDimitry Andric     if (decision.instructionIDs[index] != decision.instructionIDs[0])
602*0b57cec5SDimitry Andric       satisfiesOneEntry = false;
603*0b57cec5SDimitry Andric 
604*0b57cec5SDimitry Andric     if (((index & 0xc0) == 0xc0) &&
605*0b57cec5SDimitry Andric        (decision.instructionIDs[index] != decision.instructionIDs[0xc0]))
606*0b57cec5SDimitry Andric       satisfiesSplitRM = false;
607*0b57cec5SDimitry Andric 
608*0b57cec5SDimitry Andric     if (((index & 0xc0) != 0xc0) &&
609*0b57cec5SDimitry Andric        (decision.instructionIDs[index] != decision.instructionIDs[0x00]))
610*0b57cec5SDimitry Andric       satisfiesSplitRM = false;
611*0b57cec5SDimitry Andric 
612*0b57cec5SDimitry Andric     if (((index & 0xc0) == 0xc0) &&
613*0b57cec5SDimitry Andric        (decision.instructionIDs[index] != decision.instructionIDs[index&0xf8]))
614*0b57cec5SDimitry Andric       satisfiesSplitReg = false;
615*0b57cec5SDimitry Andric 
616*0b57cec5SDimitry Andric     if (((index & 0xc0) != 0xc0) &&
617*0b57cec5SDimitry Andric        (decision.instructionIDs[index] != decision.instructionIDs[index&0x38]))
618*0b57cec5SDimitry Andric       satisfiesSplitMisc = false;
619*0b57cec5SDimitry Andric   }
620*0b57cec5SDimitry Andric 
621*0b57cec5SDimitry Andric   if (satisfiesOneEntry)
622*0b57cec5SDimitry Andric     return MODRM_ONEENTRY;
623*0b57cec5SDimitry Andric 
624*0b57cec5SDimitry Andric   if (satisfiesSplitRM)
625*0b57cec5SDimitry Andric     return MODRM_SPLITRM;
626*0b57cec5SDimitry Andric 
627*0b57cec5SDimitry Andric   if (satisfiesSplitReg && satisfiesSplitMisc)
628*0b57cec5SDimitry Andric     return MODRM_SPLITREG;
629*0b57cec5SDimitry Andric 
630*0b57cec5SDimitry Andric   if (satisfiesSplitMisc)
631*0b57cec5SDimitry Andric     return MODRM_SPLITMISC;
632*0b57cec5SDimitry Andric 
633*0b57cec5SDimitry Andric   return MODRM_FULL;
634*0b57cec5SDimitry Andric }
635*0b57cec5SDimitry Andric 
636*0b57cec5SDimitry Andric /// stringForDecisionType - Returns a statically-allocated string corresponding
637*0b57cec5SDimitry Andric ///   to a particular decision type.
638*0b57cec5SDimitry Andric ///
639*0b57cec5SDimitry Andric /// @param dt - The decision type.
640*0b57cec5SDimitry Andric /// @return   - A pointer to the statically-allocated string (e.g.,
641*0b57cec5SDimitry Andric ///             "MODRM_ONEENTRY" for MODRM_ONEENTRY).
642*0b57cec5SDimitry Andric static const char* stringForDecisionType(ModRMDecisionType dt) {
643*0b57cec5SDimitry Andric #define ENUM_ENTRY(n) case n: return #n;
644*0b57cec5SDimitry Andric   switch (dt) {
645*0b57cec5SDimitry Andric     default:
646*0b57cec5SDimitry Andric       llvm_unreachable("Unknown decision type");
647*0b57cec5SDimitry Andric     MODRMTYPES
648*0b57cec5SDimitry Andric   };
649*0b57cec5SDimitry Andric #undef ENUM_ENTRY
650*0b57cec5SDimitry Andric }
651*0b57cec5SDimitry Andric 
652*0b57cec5SDimitry Andric DisassemblerTables::DisassemblerTables() {
653*0b57cec5SDimitry Andric   for (unsigned i = 0; i < array_lengthof(Tables); i++)
654*0b57cec5SDimitry Andric     Tables[i] = llvm::make_unique<ContextDecision>();
655*0b57cec5SDimitry Andric 
656*0b57cec5SDimitry Andric   HasConflicts = false;
657*0b57cec5SDimitry Andric }
658*0b57cec5SDimitry Andric 
659*0b57cec5SDimitry Andric DisassemblerTables::~DisassemblerTables() {
660*0b57cec5SDimitry Andric }
661*0b57cec5SDimitry Andric 
662*0b57cec5SDimitry Andric void DisassemblerTables::emitModRMDecision(raw_ostream &o1, raw_ostream &o2,
663*0b57cec5SDimitry Andric                                            unsigned &i1, unsigned &i2,
664*0b57cec5SDimitry Andric                                            unsigned &ModRMTableNum,
665*0b57cec5SDimitry Andric                                            ModRMDecision &decision) const {
666*0b57cec5SDimitry Andric   static uint32_t sTableNumber = 0;
667*0b57cec5SDimitry Andric   static uint32_t sEntryNumber = 1;
668*0b57cec5SDimitry Andric   ModRMDecisionType dt = getDecisionType(decision);
669*0b57cec5SDimitry Andric 
670*0b57cec5SDimitry Andric   if (dt == MODRM_ONEENTRY && decision.instructionIDs[0] == 0)
671*0b57cec5SDimitry Andric   {
672*0b57cec5SDimitry Andric     o2.indent(i2) << "{ /* ModRMDecision */" << "\n";
673*0b57cec5SDimitry Andric     i2++;
674*0b57cec5SDimitry Andric 
675*0b57cec5SDimitry Andric     o2.indent(i2) << stringForDecisionType(dt) << "," << "\n";
676*0b57cec5SDimitry Andric     o2.indent(i2) << 0 << " /* EmptyTable */\n";
677*0b57cec5SDimitry Andric 
678*0b57cec5SDimitry Andric     i2--;
679*0b57cec5SDimitry Andric     o2.indent(i2) << "}";
680*0b57cec5SDimitry Andric     return;
681*0b57cec5SDimitry Andric   }
682*0b57cec5SDimitry Andric 
683*0b57cec5SDimitry Andric   std::vector<unsigned> ModRMDecision;
684*0b57cec5SDimitry Andric 
685*0b57cec5SDimitry Andric   switch (dt) {
686*0b57cec5SDimitry Andric     default:
687*0b57cec5SDimitry Andric       llvm_unreachable("Unknown decision type");
688*0b57cec5SDimitry Andric     case MODRM_ONEENTRY:
689*0b57cec5SDimitry Andric       ModRMDecision.push_back(decision.instructionIDs[0]);
690*0b57cec5SDimitry Andric       break;
691*0b57cec5SDimitry Andric     case MODRM_SPLITRM:
692*0b57cec5SDimitry Andric       ModRMDecision.push_back(decision.instructionIDs[0x00]);
693*0b57cec5SDimitry Andric       ModRMDecision.push_back(decision.instructionIDs[0xc0]);
694*0b57cec5SDimitry Andric       break;
695*0b57cec5SDimitry Andric     case MODRM_SPLITREG:
696*0b57cec5SDimitry Andric       for (unsigned index = 0; index < 64; index += 8)
697*0b57cec5SDimitry Andric         ModRMDecision.push_back(decision.instructionIDs[index]);
698*0b57cec5SDimitry Andric       for (unsigned index = 0xc0; index < 256; index += 8)
699*0b57cec5SDimitry Andric         ModRMDecision.push_back(decision.instructionIDs[index]);
700*0b57cec5SDimitry Andric       break;
701*0b57cec5SDimitry Andric     case MODRM_SPLITMISC:
702*0b57cec5SDimitry Andric       for (unsigned index = 0; index < 64; index += 8)
703*0b57cec5SDimitry Andric         ModRMDecision.push_back(decision.instructionIDs[index]);
704*0b57cec5SDimitry Andric       for (unsigned index = 0xc0; index < 256; ++index)
705*0b57cec5SDimitry Andric         ModRMDecision.push_back(decision.instructionIDs[index]);
706*0b57cec5SDimitry Andric       break;
707*0b57cec5SDimitry Andric     case MODRM_FULL:
708*0b57cec5SDimitry Andric       for (unsigned index = 0; index < 256; ++index)
709*0b57cec5SDimitry Andric         ModRMDecision.push_back(decision.instructionIDs[index]);
710*0b57cec5SDimitry Andric       break;
711*0b57cec5SDimitry Andric   }
712*0b57cec5SDimitry Andric 
713*0b57cec5SDimitry Andric   unsigned &EntryNumber = ModRMTable[ModRMDecision];
714*0b57cec5SDimitry Andric   if (EntryNumber == 0) {
715*0b57cec5SDimitry Andric     EntryNumber = ModRMTableNum;
716*0b57cec5SDimitry Andric 
717*0b57cec5SDimitry Andric     ModRMTableNum += ModRMDecision.size();
718*0b57cec5SDimitry Andric     o1 << "/* Table" << EntryNumber << " */\n";
719*0b57cec5SDimitry Andric     i1++;
720*0b57cec5SDimitry Andric     for (std::vector<unsigned>::const_iterator I = ModRMDecision.begin(),
721*0b57cec5SDimitry Andric            E = ModRMDecision.end(); I != E; ++I) {
722*0b57cec5SDimitry Andric       o1.indent(i1 * 2) << format("0x%hx", *I) << ", /* "
723*0b57cec5SDimitry Andric                         << InstructionSpecifiers[*I].name << " */\n";
724*0b57cec5SDimitry Andric     }
725*0b57cec5SDimitry Andric     i1--;
726*0b57cec5SDimitry Andric   }
727*0b57cec5SDimitry Andric 
728*0b57cec5SDimitry Andric   o2.indent(i2) << "{ /* struct ModRMDecision */" << "\n";
729*0b57cec5SDimitry Andric   i2++;
730*0b57cec5SDimitry Andric 
731*0b57cec5SDimitry Andric   o2.indent(i2) << stringForDecisionType(dt) << "," << "\n";
732*0b57cec5SDimitry Andric   o2.indent(i2) << EntryNumber << " /* Table" << EntryNumber << " */\n";
733*0b57cec5SDimitry Andric 
734*0b57cec5SDimitry Andric   i2--;
735*0b57cec5SDimitry Andric   o2.indent(i2) << "}";
736*0b57cec5SDimitry Andric 
737*0b57cec5SDimitry Andric   switch (dt) {
738*0b57cec5SDimitry Andric     default:
739*0b57cec5SDimitry Andric       llvm_unreachable("Unknown decision type");
740*0b57cec5SDimitry Andric     case MODRM_ONEENTRY:
741*0b57cec5SDimitry Andric       sEntryNumber += 1;
742*0b57cec5SDimitry Andric       break;
743*0b57cec5SDimitry Andric     case MODRM_SPLITRM:
744*0b57cec5SDimitry Andric       sEntryNumber += 2;
745*0b57cec5SDimitry Andric       break;
746*0b57cec5SDimitry Andric     case MODRM_SPLITREG:
747*0b57cec5SDimitry Andric       sEntryNumber += 16;
748*0b57cec5SDimitry Andric       break;
749*0b57cec5SDimitry Andric     case MODRM_SPLITMISC:
750*0b57cec5SDimitry Andric       sEntryNumber += 8 + 64;
751*0b57cec5SDimitry Andric       break;
752*0b57cec5SDimitry Andric     case MODRM_FULL:
753*0b57cec5SDimitry Andric       sEntryNumber += 256;
754*0b57cec5SDimitry Andric       break;
755*0b57cec5SDimitry Andric   }
756*0b57cec5SDimitry Andric 
757*0b57cec5SDimitry Andric   // We assume that the index can fit into uint16_t.
758*0b57cec5SDimitry Andric   assert(sEntryNumber < 65536U &&
759*0b57cec5SDimitry Andric          "Index into ModRMDecision is too large for uint16_t!");
760*0b57cec5SDimitry Andric 
761*0b57cec5SDimitry Andric   ++sTableNumber;
762*0b57cec5SDimitry Andric }
763*0b57cec5SDimitry Andric 
764*0b57cec5SDimitry Andric void DisassemblerTables::emitOpcodeDecision(raw_ostream &o1, raw_ostream &o2,
765*0b57cec5SDimitry Andric                                             unsigned &i1, unsigned &i2,
766*0b57cec5SDimitry Andric                                             unsigned &ModRMTableNum,
767*0b57cec5SDimitry Andric                                             OpcodeDecision &decision) const {
768*0b57cec5SDimitry Andric   o2.indent(i2) << "{ /* struct OpcodeDecision */" << "\n";
769*0b57cec5SDimitry Andric   i2++;
770*0b57cec5SDimitry Andric   o2.indent(i2) << "{" << "\n";
771*0b57cec5SDimitry Andric   i2++;
772*0b57cec5SDimitry Andric 
773*0b57cec5SDimitry Andric   for (unsigned index = 0; index < 256; ++index) {
774*0b57cec5SDimitry Andric     o2.indent(i2);
775*0b57cec5SDimitry Andric 
776*0b57cec5SDimitry Andric     o2 << "/* 0x" << format("%02hhx", index) << " */" << "\n";
777*0b57cec5SDimitry Andric 
778*0b57cec5SDimitry Andric     emitModRMDecision(o1, o2, i1, i2, ModRMTableNum,
779*0b57cec5SDimitry Andric                       decision.modRMDecisions[index]);
780*0b57cec5SDimitry Andric 
781*0b57cec5SDimitry Andric     if (index <  255)
782*0b57cec5SDimitry Andric       o2 << ",";
783*0b57cec5SDimitry Andric 
784*0b57cec5SDimitry Andric     o2 << "\n";
785*0b57cec5SDimitry Andric   }
786*0b57cec5SDimitry Andric 
787*0b57cec5SDimitry Andric   i2--;
788*0b57cec5SDimitry Andric   o2.indent(i2) << "}" << "\n";
789*0b57cec5SDimitry Andric   i2--;
790*0b57cec5SDimitry Andric   o2.indent(i2) << "}" << "\n";
791*0b57cec5SDimitry Andric }
792*0b57cec5SDimitry Andric 
793*0b57cec5SDimitry Andric void DisassemblerTables::emitContextDecision(raw_ostream &o1, raw_ostream &o2,
794*0b57cec5SDimitry Andric                                              unsigned &i1, unsigned &i2,
795*0b57cec5SDimitry Andric                                              unsigned &ModRMTableNum,
796*0b57cec5SDimitry Andric                                              ContextDecision &decision,
797*0b57cec5SDimitry Andric                                              const char* name) const {
798*0b57cec5SDimitry Andric   o2.indent(i2) << "static const struct ContextDecision " << name << " = {\n";
799*0b57cec5SDimitry Andric   i2++;
800*0b57cec5SDimitry Andric   o2.indent(i2) << "{ /* opcodeDecisions */" << "\n";
801*0b57cec5SDimitry Andric   i2++;
802*0b57cec5SDimitry Andric 
803*0b57cec5SDimitry Andric   for (unsigned index = 0; index < IC_max; ++index) {
804*0b57cec5SDimitry Andric     o2.indent(i2) << "/* ";
805*0b57cec5SDimitry Andric     o2 << stringForContext((InstructionContext)index);
806*0b57cec5SDimitry Andric     o2 << " */";
807*0b57cec5SDimitry Andric     o2 << "\n";
808*0b57cec5SDimitry Andric 
809*0b57cec5SDimitry Andric     emitOpcodeDecision(o1, o2, i1, i2, ModRMTableNum,
810*0b57cec5SDimitry Andric                        decision.opcodeDecisions[index]);
811*0b57cec5SDimitry Andric 
812*0b57cec5SDimitry Andric     if (index + 1 < IC_max)
813*0b57cec5SDimitry Andric       o2 << ", ";
814*0b57cec5SDimitry Andric   }
815*0b57cec5SDimitry Andric 
816*0b57cec5SDimitry Andric   i2--;
817*0b57cec5SDimitry Andric   o2.indent(i2) << "}" << "\n";
818*0b57cec5SDimitry Andric   i2--;
819*0b57cec5SDimitry Andric   o2.indent(i2) << "};" << "\n";
820*0b57cec5SDimitry Andric }
821*0b57cec5SDimitry Andric 
822*0b57cec5SDimitry Andric void DisassemblerTables::emitInstructionInfo(raw_ostream &o,
823*0b57cec5SDimitry Andric                                              unsigned &i) const {
824*0b57cec5SDimitry Andric   unsigned NumInstructions = InstructionSpecifiers.size();
825*0b57cec5SDimitry Andric 
826*0b57cec5SDimitry Andric   o << "static const struct OperandSpecifier x86OperandSets[]["
827*0b57cec5SDimitry Andric     << X86_MAX_OPERANDS << "] = {\n";
828*0b57cec5SDimitry Andric 
829*0b57cec5SDimitry Andric   typedef SmallVector<std::pair<OperandEncoding, OperandType>,
830*0b57cec5SDimitry Andric                       X86_MAX_OPERANDS> OperandListTy;
831*0b57cec5SDimitry Andric   std::map<OperandListTy, unsigned> OperandSets;
832*0b57cec5SDimitry Andric 
833*0b57cec5SDimitry Andric   unsigned OperandSetNum = 0;
834*0b57cec5SDimitry Andric   for (unsigned Index = 0; Index < NumInstructions; ++Index) {
835*0b57cec5SDimitry Andric     OperandListTy OperandList;
836*0b57cec5SDimitry Andric 
837*0b57cec5SDimitry Andric     for (unsigned OperandIndex = 0; OperandIndex < X86_MAX_OPERANDS;
838*0b57cec5SDimitry Andric          ++OperandIndex) {
839*0b57cec5SDimitry Andric       OperandEncoding Encoding = (OperandEncoding)InstructionSpecifiers[Index]
840*0b57cec5SDimitry Andric                                  .operands[OperandIndex].encoding;
841*0b57cec5SDimitry Andric       OperandType Type = (OperandType)InstructionSpecifiers[Index]
842*0b57cec5SDimitry Andric                          .operands[OperandIndex].type;
843*0b57cec5SDimitry Andric       OperandList.push_back(std::make_pair(Encoding, Type));
844*0b57cec5SDimitry Andric     }
845*0b57cec5SDimitry Andric     unsigned &N = OperandSets[OperandList];
846*0b57cec5SDimitry Andric     if (N != 0) continue;
847*0b57cec5SDimitry Andric 
848*0b57cec5SDimitry Andric     N = ++OperandSetNum;
849*0b57cec5SDimitry Andric 
850*0b57cec5SDimitry Andric     o << "  { /* " << (OperandSetNum - 1) << " */\n";
851*0b57cec5SDimitry Andric     for (unsigned i = 0, e = OperandList.size(); i != e; ++i) {
852*0b57cec5SDimitry Andric       const char *Encoding = stringForOperandEncoding(OperandList[i].first);
853*0b57cec5SDimitry Andric       const char *Type     = stringForOperandType(OperandList[i].second);
854*0b57cec5SDimitry Andric       o << "    { " << Encoding << ", " << Type << " },\n";
855*0b57cec5SDimitry Andric     }
856*0b57cec5SDimitry Andric     o << "  },\n";
857*0b57cec5SDimitry Andric   }
858*0b57cec5SDimitry Andric   o << "};" << "\n\n";
859*0b57cec5SDimitry Andric 
860*0b57cec5SDimitry Andric   o.indent(i * 2) << "static const struct InstructionSpecifier ";
861*0b57cec5SDimitry Andric   o << INSTRUCTIONS_STR "[" << InstructionSpecifiers.size() << "] = {\n";
862*0b57cec5SDimitry Andric 
863*0b57cec5SDimitry Andric   i++;
864*0b57cec5SDimitry Andric 
865*0b57cec5SDimitry Andric   for (unsigned index = 0; index < NumInstructions; ++index) {
866*0b57cec5SDimitry Andric     o.indent(i * 2) << "{ /* " << index << " */\n";
867*0b57cec5SDimitry Andric     i++;
868*0b57cec5SDimitry Andric 
869*0b57cec5SDimitry Andric     OperandListTy OperandList;
870*0b57cec5SDimitry Andric     for (unsigned OperandIndex = 0; OperandIndex < X86_MAX_OPERANDS;
871*0b57cec5SDimitry Andric          ++OperandIndex) {
872*0b57cec5SDimitry Andric       OperandEncoding Encoding = (OperandEncoding)InstructionSpecifiers[index]
873*0b57cec5SDimitry Andric                                  .operands[OperandIndex].encoding;
874*0b57cec5SDimitry Andric       OperandType Type = (OperandType)InstructionSpecifiers[index]
875*0b57cec5SDimitry Andric                          .operands[OperandIndex].type;
876*0b57cec5SDimitry Andric       OperandList.push_back(std::make_pair(Encoding, Type));
877*0b57cec5SDimitry Andric     }
878*0b57cec5SDimitry Andric     o.indent(i * 2) << (OperandSets[OperandList] - 1) << ",\n";
879*0b57cec5SDimitry Andric 
880*0b57cec5SDimitry Andric     o.indent(i * 2) << "/* " << InstructionSpecifiers[index].name << " */\n";
881*0b57cec5SDimitry Andric 
882*0b57cec5SDimitry Andric     i--;
883*0b57cec5SDimitry Andric     o.indent(i * 2) << "},\n";
884*0b57cec5SDimitry Andric   }
885*0b57cec5SDimitry Andric 
886*0b57cec5SDimitry Andric   i--;
887*0b57cec5SDimitry Andric   o.indent(i * 2) << "};" << "\n";
888*0b57cec5SDimitry Andric }
889*0b57cec5SDimitry Andric 
890*0b57cec5SDimitry Andric void DisassemblerTables::emitContextTable(raw_ostream &o, unsigned &i) const {
891*0b57cec5SDimitry Andric   o.indent(i * 2) << "static const uint8_t " CONTEXTS_STR
892*0b57cec5SDimitry Andric                      "[" << ATTR_max << "] = {\n";
893*0b57cec5SDimitry Andric   i++;
894*0b57cec5SDimitry Andric 
895*0b57cec5SDimitry Andric   for (unsigned index = 0; index < ATTR_max; ++index) {
896*0b57cec5SDimitry Andric     o.indent(i * 2);
897*0b57cec5SDimitry Andric 
898*0b57cec5SDimitry Andric     if ((index & ATTR_EVEX) || (index & ATTR_VEX) || (index & ATTR_VEXL)) {
899*0b57cec5SDimitry Andric       if (index & ATTR_EVEX)
900*0b57cec5SDimitry Andric         o << "IC_EVEX";
901*0b57cec5SDimitry Andric       else
902*0b57cec5SDimitry Andric         o << "IC_VEX";
903*0b57cec5SDimitry Andric 
904*0b57cec5SDimitry Andric       if ((index & ATTR_EVEX) && (index & ATTR_EVEXL2))
905*0b57cec5SDimitry Andric         o << "_L2";
906*0b57cec5SDimitry Andric       else if (index & ATTR_VEXL)
907*0b57cec5SDimitry Andric         o << "_L";
908*0b57cec5SDimitry Andric 
909*0b57cec5SDimitry Andric       if (index & ATTR_REXW)
910*0b57cec5SDimitry Andric         o << "_W";
911*0b57cec5SDimitry Andric 
912*0b57cec5SDimitry Andric       if (index & ATTR_OPSIZE)
913*0b57cec5SDimitry Andric         o << "_OPSIZE";
914*0b57cec5SDimitry Andric       else if (index & ATTR_XD)
915*0b57cec5SDimitry Andric         o << "_XD";
916*0b57cec5SDimitry Andric       else if (index & ATTR_XS)
917*0b57cec5SDimitry Andric         o << "_XS";
918*0b57cec5SDimitry Andric 
919*0b57cec5SDimitry Andric       if ((index & ATTR_EVEX)) {
920*0b57cec5SDimitry Andric         if (index & ATTR_EVEXKZ)
921*0b57cec5SDimitry Andric           o << "_KZ";
922*0b57cec5SDimitry Andric         else if (index & ATTR_EVEXK)
923*0b57cec5SDimitry Andric           o << "_K";
924*0b57cec5SDimitry Andric 
925*0b57cec5SDimitry Andric         if (index & ATTR_EVEXB)
926*0b57cec5SDimitry Andric           o << "_B";
927*0b57cec5SDimitry Andric       }
928*0b57cec5SDimitry Andric     }
929*0b57cec5SDimitry Andric     else if ((index & ATTR_64BIT) && (index & ATTR_REXW) && (index & ATTR_XS))
930*0b57cec5SDimitry Andric       o << "IC_64BIT_REXW_XS";
931*0b57cec5SDimitry Andric     else if ((index & ATTR_64BIT) && (index & ATTR_REXW) && (index & ATTR_XD))
932*0b57cec5SDimitry Andric       o << "IC_64BIT_REXW_XD";
933*0b57cec5SDimitry Andric     else if ((index & ATTR_64BIT) && (index & ATTR_REXW) &&
934*0b57cec5SDimitry Andric              (index & ATTR_OPSIZE))
935*0b57cec5SDimitry Andric       o << "IC_64BIT_REXW_OPSIZE";
936*0b57cec5SDimitry Andric     else if ((index & ATTR_64BIT) && (index & ATTR_REXW) &&
937*0b57cec5SDimitry Andric              (index & ATTR_ADSIZE))
938*0b57cec5SDimitry Andric       o << "IC_64BIT_REXW_ADSIZE";
939*0b57cec5SDimitry Andric     else if ((index & ATTR_64BIT) && (index & ATTR_XD) && (index & ATTR_OPSIZE))
940*0b57cec5SDimitry Andric       o << "IC_64BIT_XD_OPSIZE";
941*0b57cec5SDimitry Andric     else if ((index & ATTR_64BIT) && (index & ATTR_XD) && (index & ATTR_ADSIZE))
942*0b57cec5SDimitry Andric       o << "IC_64BIT_XD_ADSIZE";
943*0b57cec5SDimitry Andric     else if ((index & ATTR_64BIT) && (index & ATTR_XS) && (index & ATTR_OPSIZE))
944*0b57cec5SDimitry Andric       o << "IC_64BIT_XS_OPSIZE";
945*0b57cec5SDimitry Andric     else if ((index & ATTR_64BIT) && (index & ATTR_XS) && (index & ATTR_ADSIZE))
946*0b57cec5SDimitry Andric       o << "IC_64BIT_XS_ADSIZE";
947*0b57cec5SDimitry Andric     else if ((index & ATTR_64BIT) && (index & ATTR_XS))
948*0b57cec5SDimitry Andric       o << "IC_64BIT_XS";
949*0b57cec5SDimitry Andric     else if ((index & ATTR_64BIT) && (index & ATTR_XD))
950*0b57cec5SDimitry Andric       o << "IC_64BIT_XD";
951*0b57cec5SDimitry Andric     else if ((index & ATTR_64BIT) && (index & ATTR_OPSIZE) &&
952*0b57cec5SDimitry Andric              (index & ATTR_ADSIZE))
953*0b57cec5SDimitry Andric       o << "IC_64BIT_OPSIZE_ADSIZE";
954*0b57cec5SDimitry Andric     else if ((index & ATTR_64BIT) && (index & ATTR_OPSIZE))
955*0b57cec5SDimitry Andric       o << "IC_64BIT_OPSIZE";
956*0b57cec5SDimitry Andric     else if ((index & ATTR_64BIT) && (index & ATTR_ADSIZE))
957*0b57cec5SDimitry Andric       o << "IC_64BIT_ADSIZE";
958*0b57cec5SDimitry Andric     else if ((index & ATTR_64BIT) && (index & ATTR_REXW))
959*0b57cec5SDimitry Andric       o << "IC_64BIT_REXW";
960*0b57cec5SDimitry Andric     else if ((index & ATTR_64BIT))
961*0b57cec5SDimitry Andric       o << "IC_64BIT";
962*0b57cec5SDimitry Andric     else if ((index & ATTR_XS) && (index & ATTR_OPSIZE))
963*0b57cec5SDimitry Andric       o << "IC_XS_OPSIZE";
964*0b57cec5SDimitry Andric     else if ((index & ATTR_XD) && (index & ATTR_OPSIZE))
965*0b57cec5SDimitry Andric       o << "IC_XD_OPSIZE";
966*0b57cec5SDimitry Andric     else if ((index & ATTR_XS) && (index & ATTR_ADSIZE))
967*0b57cec5SDimitry Andric       o << "IC_XS_ADSIZE";
968*0b57cec5SDimitry Andric     else if ((index & ATTR_XD) && (index & ATTR_ADSIZE))
969*0b57cec5SDimitry Andric       o << "IC_XD_ADSIZE";
970*0b57cec5SDimitry Andric     else if (index & ATTR_XS)
971*0b57cec5SDimitry Andric       o << "IC_XS";
972*0b57cec5SDimitry Andric     else if (index & ATTR_XD)
973*0b57cec5SDimitry Andric       o << "IC_XD";
974*0b57cec5SDimitry Andric     else if ((index & ATTR_OPSIZE) && (index & ATTR_ADSIZE))
975*0b57cec5SDimitry Andric       o << "IC_OPSIZE_ADSIZE";
976*0b57cec5SDimitry Andric     else if (index & ATTR_OPSIZE)
977*0b57cec5SDimitry Andric       o << "IC_OPSIZE";
978*0b57cec5SDimitry Andric     else if (index & ATTR_ADSIZE)
979*0b57cec5SDimitry Andric       o << "IC_ADSIZE";
980*0b57cec5SDimitry Andric     else
981*0b57cec5SDimitry Andric       o << "IC";
982*0b57cec5SDimitry Andric 
983*0b57cec5SDimitry Andric     o << ", /* " << index << " */";
984*0b57cec5SDimitry Andric 
985*0b57cec5SDimitry Andric     o << "\n";
986*0b57cec5SDimitry Andric   }
987*0b57cec5SDimitry Andric 
988*0b57cec5SDimitry Andric   i--;
989*0b57cec5SDimitry Andric   o.indent(i * 2) << "};" << "\n";
990*0b57cec5SDimitry Andric }
991*0b57cec5SDimitry Andric 
992*0b57cec5SDimitry Andric void DisassemblerTables::emitContextDecisions(raw_ostream &o1, raw_ostream &o2,
993*0b57cec5SDimitry Andric                                               unsigned &i1, unsigned &i2,
994*0b57cec5SDimitry Andric                                               unsigned &ModRMTableNum) const {
995*0b57cec5SDimitry Andric   emitContextDecision(o1, o2, i1, i2, ModRMTableNum, *Tables[0], ONEBYTE_STR);
996*0b57cec5SDimitry Andric   emitContextDecision(o1, o2, i1, i2, ModRMTableNum, *Tables[1], TWOBYTE_STR);
997*0b57cec5SDimitry Andric   emitContextDecision(o1, o2, i1, i2, ModRMTableNum, *Tables[2], THREEBYTE38_STR);
998*0b57cec5SDimitry Andric   emitContextDecision(o1, o2, i1, i2, ModRMTableNum, *Tables[3], THREEBYTE3A_STR);
999*0b57cec5SDimitry Andric   emitContextDecision(o1, o2, i1, i2, ModRMTableNum, *Tables[4], XOP8_MAP_STR);
1000*0b57cec5SDimitry Andric   emitContextDecision(o1, o2, i1, i2, ModRMTableNum, *Tables[5], XOP9_MAP_STR);
1001*0b57cec5SDimitry Andric   emitContextDecision(o1, o2, i1, i2, ModRMTableNum, *Tables[6], XOPA_MAP_STR);
1002*0b57cec5SDimitry Andric   emitContextDecision(o1, o2, i1, i2, ModRMTableNum, *Tables[7], THREEDNOW_MAP_STR);
1003*0b57cec5SDimitry Andric }
1004*0b57cec5SDimitry Andric 
1005*0b57cec5SDimitry Andric void DisassemblerTables::emit(raw_ostream &o) const {
1006*0b57cec5SDimitry Andric   unsigned i1 = 0;
1007*0b57cec5SDimitry Andric   unsigned i2 = 0;
1008*0b57cec5SDimitry Andric 
1009*0b57cec5SDimitry Andric   std::string s1;
1010*0b57cec5SDimitry Andric   std::string s2;
1011*0b57cec5SDimitry Andric 
1012*0b57cec5SDimitry Andric   raw_string_ostream o1(s1);
1013*0b57cec5SDimitry Andric   raw_string_ostream o2(s2);
1014*0b57cec5SDimitry Andric 
1015*0b57cec5SDimitry Andric   emitInstructionInfo(o, i2);
1016*0b57cec5SDimitry Andric   o << "\n";
1017*0b57cec5SDimitry Andric 
1018*0b57cec5SDimitry Andric   emitContextTable(o, i2);
1019*0b57cec5SDimitry Andric   o << "\n";
1020*0b57cec5SDimitry Andric 
1021*0b57cec5SDimitry Andric   unsigned ModRMTableNum = 0;
1022*0b57cec5SDimitry Andric 
1023*0b57cec5SDimitry Andric   o << "static const InstrUID modRMTable[] = {\n";
1024*0b57cec5SDimitry Andric   i1++;
1025*0b57cec5SDimitry Andric   std::vector<unsigned> EmptyTable(1, 0);
1026*0b57cec5SDimitry Andric   ModRMTable[EmptyTable] = ModRMTableNum;
1027*0b57cec5SDimitry Andric   ModRMTableNum += EmptyTable.size();
1028*0b57cec5SDimitry Andric   o1 << "/* EmptyTable */\n";
1029*0b57cec5SDimitry Andric   o1.indent(i1 * 2) << "0x0,\n";
1030*0b57cec5SDimitry Andric   i1--;
1031*0b57cec5SDimitry Andric   emitContextDecisions(o1, o2, i1, i2, ModRMTableNum);
1032*0b57cec5SDimitry Andric 
1033*0b57cec5SDimitry Andric   o << o1.str();
1034*0b57cec5SDimitry Andric   o << "  0x0\n";
1035*0b57cec5SDimitry Andric   o << "};\n";
1036*0b57cec5SDimitry Andric   o << "\n";
1037*0b57cec5SDimitry Andric   o << o2.str();
1038*0b57cec5SDimitry Andric   o << "\n";
1039*0b57cec5SDimitry Andric   o << "\n";
1040*0b57cec5SDimitry Andric }
1041*0b57cec5SDimitry Andric 
1042*0b57cec5SDimitry Andric void DisassemblerTables::setTableFields(ModRMDecision     &decision,
1043*0b57cec5SDimitry Andric                                         const ModRMFilter &filter,
1044*0b57cec5SDimitry Andric                                         InstrUID          uid,
1045*0b57cec5SDimitry Andric                                         uint8_t           opcode) {
1046*0b57cec5SDimitry Andric   for (unsigned index = 0; index < 256; ++index) {
1047*0b57cec5SDimitry Andric     if (filter.accepts(index)) {
1048*0b57cec5SDimitry Andric       if (decision.instructionIDs[index] == uid)
1049*0b57cec5SDimitry Andric         continue;
1050*0b57cec5SDimitry Andric 
1051*0b57cec5SDimitry Andric       if (decision.instructionIDs[index] != 0) {
1052*0b57cec5SDimitry Andric         InstructionSpecifier &newInfo =
1053*0b57cec5SDimitry Andric           InstructionSpecifiers[uid];
1054*0b57cec5SDimitry Andric         InstructionSpecifier &previousInfo =
1055*0b57cec5SDimitry Andric           InstructionSpecifiers[decision.instructionIDs[index]];
1056*0b57cec5SDimitry Andric 
1057*0b57cec5SDimitry Andric         if(previousInfo.name == "NOOP" && (newInfo.name == "XCHG16ar" ||
1058*0b57cec5SDimitry Andric                                            newInfo.name == "XCHG32ar" ||
1059*0b57cec5SDimitry Andric                                            newInfo.name == "XCHG64ar"))
1060*0b57cec5SDimitry Andric           continue; // special case for XCHG*ar and NOOP
1061*0b57cec5SDimitry Andric 
1062*0b57cec5SDimitry Andric         if (outranks(previousInfo.insnContext, newInfo.insnContext))
1063*0b57cec5SDimitry Andric           continue;
1064*0b57cec5SDimitry Andric 
1065*0b57cec5SDimitry Andric         if (previousInfo.insnContext == newInfo.insnContext) {
1066*0b57cec5SDimitry Andric           errs() << "Error: Primary decode conflict: ";
1067*0b57cec5SDimitry Andric           errs() << newInfo.name << " would overwrite " << previousInfo.name;
1068*0b57cec5SDimitry Andric           errs() << "\n";
1069*0b57cec5SDimitry Andric           errs() << "ModRM   " << index << "\n";
1070*0b57cec5SDimitry Andric           errs() << "Opcode  " << (uint16_t)opcode << "\n";
1071*0b57cec5SDimitry Andric           errs() << "Context " << stringForContext(newInfo.insnContext) << "\n";
1072*0b57cec5SDimitry Andric           HasConflicts = true;
1073*0b57cec5SDimitry Andric         }
1074*0b57cec5SDimitry Andric       }
1075*0b57cec5SDimitry Andric 
1076*0b57cec5SDimitry Andric       decision.instructionIDs[index] = uid;
1077*0b57cec5SDimitry Andric     }
1078*0b57cec5SDimitry Andric   }
1079*0b57cec5SDimitry Andric }
1080*0b57cec5SDimitry Andric 
1081*0b57cec5SDimitry Andric void DisassemblerTables::setTableFields(OpcodeType          type,
1082*0b57cec5SDimitry Andric                                         InstructionContext  insnContext,
1083*0b57cec5SDimitry Andric                                         uint8_t             opcode,
1084*0b57cec5SDimitry Andric                                         const ModRMFilter   &filter,
1085*0b57cec5SDimitry Andric                                         InstrUID            uid,
1086*0b57cec5SDimitry Andric                                         bool                is32bit,
1087*0b57cec5SDimitry Andric                                         bool                noPrefix,
1088*0b57cec5SDimitry Andric                                         bool                ignoresVEX_L,
1089*0b57cec5SDimitry Andric                                         bool                ignoresVEX_W,
1090*0b57cec5SDimitry Andric                                         unsigned            addressSize) {
1091*0b57cec5SDimitry Andric   ContextDecision &decision = *Tables[type];
1092*0b57cec5SDimitry Andric 
1093*0b57cec5SDimitry Andric   for (unsigned index = 0; index < IC_max; ++index) {
1094*0b57cec5SDimitry Andric     if ((is32bit || addressSize == 16) &&
1095*0b57cec5SDimitry Andric         inheritsFrom((InstructionContext)index, IC_64BIT))
1096*0b57cec5SDimitry Andric       continue;
1097*0b57cec5SDimitry Andric 
1098*0b57cec5SDimitry Andric     bool adSize64 = addressSize == 64;
1099*0b57cec5SDimitry Andric     if (inheritsFrom((InstructionContext)index,
1100*0b57cec5SDimitry Andric                      InstructionSpecifiers[uid].insnContext, noPrefix,
1101*0b57cec5SDimitry Andric                      ignoresVEX_L, ignoresVEX_W, adSize64))
1102*0b57cec5SDimitry Andric       setTableFields(decision.opcodeDecisions[index].modRMDecisions[opcode],
1103*0b57cec5SDimitry Andric                      filter,
1104*0b57cec5SDimitry Andric                      uid,
1105*0b57cec5SDimitry Andric                      opcode);
1106*0b57cec5SDimitry Andric   }
1107*0b57cec5SDimitry Andric }
1108