1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
|
//===-- X86InstrFMA3Info.cpp - X86 FMA3 Instruction Information -----------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file contains the implementation of the classes providing information
// about existing X86 FMA3 opcodes, classifying and grouping them.
//
//===----------------------------------------------------------------------===//
#include "X86InstrFMA3Info.h"
#include "X86InstrInfo.h"
#include "llvm/Support/ManagedStatic.h"
#include "llvm/Support/Threading.h"
#include <cassert>
#include <cstdint>
using namespace llvm;
#define FMA3BASE(X132, X213, X231, Attrs) \
{ { X132, X213, X231 }, Attrs },
#define FMA3RA(R132, R213, R231, Attrs) \
FMA3BASE(X86::R132, X86::R213, X86::R231, Attrs)
#define FMA3R(R132, R213, R231) \
FMA3RA(R132, R213, R231, 0)
#define FMA3MA(M132, M213, M231, Attrs) \
FMA3BASE(X86::M132, X86::M213, X86::M231, Attrs)
#define FMA3M(M132, M213, M231) \
FMA3MA(M132, M213, M231, 0)
#define FMA3RMA(R132, R213, R231, M132, M213, M231, Attrs) \
FMA3RA(R132, R213, R231, Attrs) \
FMA3MA(M132, M213, M231, Attrs)
#define FMA3RM(R132, R213, R231, M132, M213, M231) \
FMA3RMA(R132, R213, R231, M132, M213, M231, 0)
#define FMA3_AVX2_VECTOR_GROUP(Name) \
FMA3RM(Name##132PSr, Name##213PSr, Name##231PSr, \
Name##132PSm, Name##213PSm, Name##231PSm) \
FMA3RM(Name##132PDr, Name##213PDr, Name##231PDr, \
Name##132PDm, Name##213PDm, Name##231PDm) \
FMA3RM(Name##132PSYr, Name##213PSYr, Name##231PSYr, \
Name##132PSYm, Name##213PSYm, Name##231PSYm) \
FMA3RM(Name##132PDYr, Name##213PDYr, Name##231PDYr, \
Name##132PDYm, Name##213PDYm, Name##231PDYm)
#define FMA3_AVX2_SCALAR_GROUP(Name) \
FMA3RM(Name##132SSr, Name##213SSr, Name##231SSr, \
Name##132SSm, Name##213SSm, Name##231SSm) \
FMA3RM(Name##132SDr, Name##213SDr, Name##231SDr, \
Name##132SDm, Name##213SDm, Name##231SDm) \
FMA3RMA(Name##132SSr_Int, Name##213SSr_Int, Name##231SSr_Int, \
Name##132SSm_Int, Name##213SSm_Int, Name##231SSm_Int, \
X86InstrFMA3Group::X86FMA3Intrinsic) \
FMA3RMA(Name##132SDr_Int, Name##213SDr_Int, Name##231SDr_Int, \
Name##132SDm_Int, Name##213SDm_Int, Name##231SDm_Int, \
X86InstrFMA3Group::X86FMA3Intrinsic)
#define FMA3_AVX2_FULL_GROUP(Name) \
FMA3_AVX2_VECTOR_GROUP(Name) \
FMA3_AVX2_SCALAR_GROUP(Name)
#define FMA3_AVX512_VECTOR_GROUP(Name) \
FMA3RM(Name##132PSZ128r, Name##213PSZ128r, Name##231PSZ128r, \
Name##132PSZ128m, Name##213PSZ128m, Name##231PSZ128m) \
FMA3RM(Name##132PDZ128r, Name##213PDZ128r, Name##231PDZ128r, \
Name##132PDZ128m, Name##213PDZ128m, Name##231PDZ128m) \
FMA3RM(Name##132PSZ256r, Name##213PSZ256r, Name##231PSZ256r, \
Name##132PSZ256m, Name##213PSZ256m, Name##231PSZ256m) \
FMA3RM(Name##132PDZ256r, Name##213PDZ256r, Name##231PDZ256r, \
Name##132PDZ256m, Name##213PDZ256m, Name##231PDZ256m) \
FMA3RM(Name##132PSZr, Name##213PSZr, Name##231PSZr, \
Name##132PSZm, Name##213PSZm, Name##231PSZm) \
FMA3RM(Name##132PDZr, Name##213PDZr, Name##231PDZr, \
Name##132PDZm, Name##213PDZm, Name##231PDZm) \
FMA3RMA(Name##132PSZ128rk, Name##213PSZ128rk, Name##231PSZ128rk, \
Name##132PSZ128mk, Name##213PSZ128mk, Name##231PSZ128mk, \
X86InstrFMA3Group::X86FMA3KMergeMasked) \
FMA3RMA(Name##132PDZ128rk, Name##213PDZ128rk, Name##231PDZ128rk, \
Name##132PDZ128mk, Name##213PDZ128mk, Name##231PDZ128mk, \
X86InstrFMA3Group::X86FMA3KMergeMasked) \
FMA3RMA(Name##132PSZ256rk, Name##213PSZ256rk, Name##231PSZ256rk, \
Name##132PSZ256mk, Name##213PSZ256mk, Name##231PSZ256mk, \
X86InstrFMA3Group::X86FMA3KMergeMasked) \
FMA3RMA(Name##132PDZ256rk, Name##213PDZ256rk, Name##231PDZ256rk, \
Name##132PDZ256mk, Name##213PDZ256mk, Name##231PDZ256mk, \
X86InstrFMA3Group::X86FMA3KMergeMasked) \
FMA3RMA(Name##132PSZrk, Name##213PSZrk, Name##231PSZrk, \
Name##132PSZmk, Name##213PSZmk, Name##231PSZmk, \
X86InstrFMA3Group::X86FMA3KMergeMasked) \
FMA3RMA(Name##132PDZrk, Name##213PDZrk, Name##231PDZrk, \
Name##132PDZmk, Name##213PDZmk, Name##231PDZmk, \
X86InstrFMA3Group::X86FMA3KMergeMasked) \
FMA3RMA(Name##132PSZ128rkz, Name##213PSZ128rkz, Name##231PSZ128rkz, \
Name##132PSZ128mkz, Name##213PSZ128mkz, Name##231PSZ128mkz, \
X86InstrFMA3Group::X86FMA3KZeroMasked) \
FMA3RMA(Name##132PDZ128rkz, Name##213PDZ128rkz, Name##231PDZ128rkz, \
Name##132PDZ128mkz, Name##213PDZ128mkz, Name##231PDZ128mkz, \
X86InstrFMA3Group::X86FMA3KZeroMasked) \
FMA3RMA(Name##132PSZ256rkz, Name##213PSZ256rkz, Name##231PSZ256rkz, \
Name##132PSZ256mkz, Name##213PSZ256mkz, Name##231PSZ256mkz, \
X86InstrFMA3Group::X86FMA3KZeroMasked) \
FMA3RMA(Name##132PDZ256rkz, Name##213PDZ256rkz, Name##231PDZ256rkz, \
Name##132PDZ256mkz, Name##213PDZ256mkz, Name##231PDZ256mkz, \
X86InstrFMA3Group::X86FMA3KZeroMasked) \
FMA3RMA(Name##132PSZrkz, Name##213PSZrkz, Name##231PSZrkz, \
Name##132PSZmkz, Name##213PSZmkz, Name##231PSZmkz, \
X86InstrFMA3Group::X86FMA3KZeroMasked) \
FMA3RMA(Name##132PDZrkz, Name##213PDZrkz, Name##231PDZrkz, \
Name##132PDZmkz, Name##213PDZmkz, Name##231PDZmkz, \
X86InstrFMA3Group::X86FMA3KZeroMasked) \
FMA3R(Name##132PSZrb, Name##213PSZrb, Name##231PSZrb) \
FMA3R(Name##132PDZrb, Name##213PDZrb, Name##231PDZrb) \
FMA3RA(Name##132PSZrbk, Name##213PSZrbk, Name##231PSZrbk, \
X86InstrFMA3Group::X86FMA3KMergeMasked) \
FMA3RA(Name##132PDZrbk, Name##213PDZrbk, Name##231PDZrbk, \
X86InstrFMA3Group::X86FMA3KMergeMasked) \
FMA3RA(Name##132PSZrbkz, Name##213PSZrbkz, Name##231PSZrbkz, \
X86InstrFMA3Group::X86FMA3KZeroMasked) \
FMA3RA(Name##132PDZrbkz, Name##213PDZrbkz, Name##231PDZrbkz, \
X86InstrFMA3Group::X86FMA3KZeroMasked) \
FMA3M(Name##132PSZ128mb, Name##213PSZ128mb, Name##231PSZ128mb) \
FMA3M(Name##132PDZ128mb, Name##213PDZ128mb, Name##231PDZ128mb) \
FMA3M(Name##132PSZ256mb, Name##213PSZ256mb, Name##231PSZ256mb) \
FMA3M(Name##132PDZ256mb, Name##213PDZ256mb, Name##231PDZ256mb) \
FMA3M(Name##132PSZmb, Name##213PSZmb, Name##231PSZmb) \
FMA3M(Name##132PDZmb, Name##213PDZmb, Name##231PDZmb) \
FMA3MA(Name##132PSZ128mbk, Name##213PSZ128mbk, Name##231PSZ128mbk, \
X86InstrFMA3Group::X86FMA3KMergeMasked) \
FMA3MA(Name##132PDZ128mbk, Name##213PDZ128mbk, Name##231PDZ128mbk, \
X86InstrFMA3Group::X86FMA3KMergeMasked) \
FMA3MA(Name##132PSZ256mbk, Name##213PSZ256mbk, Name##231PSZ256mbk, \
X86InstrFMA3Group::X86FMA3KMergeMasked) \
FMA3MA(Name##132PDZ256mbk, Name##213PDZ256mbk, Name##231PDZ256mbk, \
X86InstrFMA3Group::X86FMA3KMergeMasked) \
FMA3MA(Name##132PSZmbk, Name##213PSZmbk, Name##231PSZmbk, \
X86InstrFMA3Group::X86FMA3KMergeMasked) \
FMA3MA(Name##132PDZmbk, Name##213PDZmbk, Name##231PDZmbk, \
X86InstrFMA3Group::X86FMA3KMergeMasked) \
FMA3MA(Name##132PSZ128mbkz, Name##213PSZ128mbkz, Name##231PSZ128mbkz, \
X86InstrFMA3Group::X86FMA3KZeroMasked) \
FMA3MA(Name##132PDZ128mbkz, Name##213PDZ128mbkz, Name##231PDZ128mbkz, \
X86InstrFMA3Group::X86FMA3KZeroMasked) \
FMA3MA(Name##132PSZ256mbkz, Name##213PSZ256mbkz, Name##231PSZ256mbkz, \
X86InstrFMA3Group::X86FMA3KZeroMasked) \
FMA3MA(Name##132PDZ256mbkz, Name##213PDZ256mbkz, Name##231PDZ256mbkz, \
X86InstrFMA3Group::X86FMA3KZeroMasked) \
FMA3MA(Name##132PSZmbkz, Name##213PSZmbkz, Name##231PSZmbkz, \
X86InstrFMA3Group::X86FMA3KZeroMasked) \
FMA3MA(Name##132PDZmbkz, Name##213PDZmbkz, Name##231PDZmbkz, \
X86InstrFMA3Group::X86FMA3KZeroMasked)
#define FMA3_AVX512_SCALAR_GROUP(Name) \
FMA3RM(Name##132SSZr, Name##213SSZr, Name##231SSZr, \
Name##132SSZm, Name##213SSZm, Name##231SSZm) \
FMA3RM(Name##132SDZr, Name##213SDZr, Name##231SDZr, \
Name##132SDZm, Name##213SDZm, Name##231SDZm) \
FMA3RMA(Name##132SSZr_Int, Name##213SSZr_Int, Name##231SSZr_Int, \
Name##132SSZm_Int, Name##213SSZm_Int, Name##231SSZm_Int, \
X86InstrFMA3Group::X86FMA3Intrinsic) \
FMA3RMA(Name##132SDZr_Int, Name##213SDZr_Int, Name##231SDZr_Int, \
Name##132SDZm_Int, Name##213SDZm_Int, Name##231SDZm_Int, \
X86InstrFMA3Group::X86FMA3Intrinsic) \
FMA3RMA(Name##132SSZr_Intk, Name##213SSZr_Intk, Name##231SSZr_Intk, \
Name##132SSZm_Intk, Name##213SSZm_Intk, Name##231SSZm_Intk, \
X86InstrFMA3Group::X86FMA3Intrinsic | \
X86InstrFMA3Group::X86FMA3KMergeMasked) \
FMA3RMA(Name##132SDZr_Intk, Name##213SDZr_Intk, Name##231SDZr_Intk, \
Name##132SDZm_Intk, Name##213SDZm_Intk, Name##231SDZm_Intk, \
X86InstrFMA3Group::X86FMA3Intrinsic | \
X86InstrFMA3Group::X86FMA3KMergeMasked) \
FMA3RMA(Name##132SSZr_Intkz, Name##213SSZr_Intkz, Name##231SSZr_Intkz, \
Name##132SSZm_Intkz, Name##213SSZm_Intkz, Name##231SSZm_Intkz, \
X86InstrFMA3Group::X86FMA3Intrinsic | \
X86InstrFMA3Group::X86FMA3KZeroMasked) \
FMA3RMA(Name##132SDZr_Intkz, Name##213SDZr_Intkz, Name##231SDZr_Intkz, \
Name##132SDZm_Intkz, Name##213SDZm_Intkz, Name##231SDZm_Intkz, \
X86InstrFMA3Group::X86FMA3Intrinsic | \
X86InstrFMA3Group::X86FMA3KZeroMasked) \
FMA3RA(Name##132SSZrb_Int, Name##213SSZrb_Int, Name##231SSZrb_Int, \
X86InstrFMA3Group::X86FMA3Intrinsic) \
FMA3RA(Name##132SDZrb_Int, Name##213SDZrb_Int, Name##231SDZrb_Int, \
X86InstrFMA3Group::X86FMA3Intrinsic) \
FMA3RA(Name##132SSZrb_Intk, Name##213SSZrb_Intk, Name##231SSZrb_Intk, \
X86InstrFMA3Group::X86FMA3Intrinsic | \
X86InstrFMA3Group::X86FMA3KMergeMasked) \
FMA3RA(Name##132SDZrb_Intk, Name##213SDZrb_Intk, Name##231SDZrb_Intk, \
X86InstrFMA3Group::X86FMA3Intrinsic | \
X86InstrFMA3Group::X86FMA3KMergeMasked) \
FMA3RA(Name##132SSZrb_Intkz, Name##213SSZrb_Intkz, Name##231SSZrb_Intkz, \
X86InstrFMA3Group::X86FMA3Intrinsic | \
X86InstrFMA3Group::X86FMA3KZeroMasked) \
FMA3RA(Name##132SDZrb_Intkz, Name##213SDZrb_Intkz, Name##231SDZrb_Intkz, \
X86InstrFMA3Group::X86FMA3Intrinsic | \
X86InstrFMA3Group::X86FMA3KZeroMasked)
#define FMA3_AVX512_FULL_GROUP(Name) \
FMA3_AVX512_VECTOR_GROUP(Name) \
FMA3_AVX512_SCALAR_GROUP(Name)
static const X86InstrFMA3Group Groups[] = {
FMA3_AVX2_FULL_GROUP(VFMADD)
FMA3_AVX2_FULL_GROUP(VFMSUB)
FMA3_AVX2_FULL_GROUP(VFNMADD)
FMA3_AVX2_FULL_GROUP(VFNMSUB)
FMA3_AVX2_VECTOR_GROUP(VFMADDSUB)
FMA3_AVX2_VECTOR_GROUP(VFMSUBADD)
FMA3_AVX512_FULL_GROUP(VFMADD)
FMA3_AVX512_FULL_GROUP(VFMSUB)
FMA3_AVX512_FULL_GROUP(VFNMADD)
FMA3_AVX512_FULL_GROUP(VFNMSUB)
FMA3_AVX512_VECTOR_GROUP(VFMADDSUB)
FMA3_AVX512_VECTOR_GROUP(VFMSUBADD)
};
namespace {
struct X86InstrFMA3Info {
/// A map that is used to find the group of FMA opcodes using any FMA opcode
/// from the group.
DenseMap<unsigned, const X86InstrFMA3Group *> OpcodeToGroup;
/// Constructor. Just creates an object of the class.
X86InstrFMA3Info() {
for (const X86InstrFMA3Group &G : Groups) {
OpcodeToGroup[G.Opcodes[0]] = &G;
OpcodeToGroup[G.Opcodes[1]] = &G;
OpcodeToGroup[G.Opcodes[2]] = &G;
}
}
};
}
static ManagedStatic<X86InstrFMA3Info> X86FMA3InfoObj;
/// Returns a reference to a group of FMA3 opcodes to where the given
/// \p Opcode is included. If the given \p Opcode is not recognized as FMA3
/// and not included into any FMA3 group, then nullptr is returned.
const X86InstrFMA3Group *llvm::getFMA3Group(unsigned Opcode) {
auto &Map = X86FMA3InfoObj->OpcodeToGroup;
auto I = Map.find(Opcode);
if (I != Map.end())
return I->second;
return nullptr;
}
|
