aboutsummaryrefslogtreecommitdiff
path: root/tcg/tcg-op-gvec.h
blob: 03ced440c2963744de5ff5bdc745a5960c8146f2 (plain)
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
/*
 * Generic vector operation expansion
 *
 * Copyright (c) 2018 Linaro
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, see <http://www.gnu.org/licenses/>.
 */

/*
 * "Generic" vectors.  All operands are given as offsets from ENV,
 * and therefore cannot also be allocated via tcg_global_mem_new_*.
 * OPRSZ is the byte size of the vector upon which the operation is performed.
 * MAXSZ is the byte size of the full vector; bytes beyond OPSZ are cleared.
 *
 * All sizes must be 8 or any multiple of 16.
 * When OPRSZ is 8, the alignment may be 8, otherwise must be 16.
 * Operands may completely, but not partially, overlap.
 */

/* Expand a call to a gvec-style helper, with pointers to two vector
   operands, and a descriptor (see tcg-gvec-desc.h).  */
typedef void gen_helper_gvec_2(TCGv_ptr, TCGv_ptr, TCGv_i32);
void tcg_gen_gvec_2_ool(uint32_t dofs, uint32_t aofs,
                        uint32_t oprsz, uint32_t maxsz, int32_t data,
                        gen_helper_gvec_2 *fn);

/* Similarly, passing an extra pointer (e.g. env or float_status).  */
typedef void gen_helper_gvec_2_ptr(TCGv_ptr, TCGv_ptr, TCGv_ptr, TCGv_i32);
void tcg_gen_gvec_2_ptr(uint32_t dofs, uint32_t aofs,
                        TCGv_ptr ptr, uint32_t oprsz, uint32_t maxsz,
                        int32_t data, gen_helper_gvec_2_ptr *fn);

/* Similarly, with three vector operands.  */
typedef void gen_helper_gvec_3(TCGv_ptr, TCGv_ptr, TCGv_ptr, TCGv_i32);
void tcg_gen_gvec_3_ool(uint32_t dofs, uint32_t aofs, uint32_t bofs,
                        uint32_t oprsz, uint32_t maxsz, int32_t data,
                        gen_helper_gvec_3 *fn);

/* Similarly, with four vector operands.  */
typedef void gen_helper_gvec_4(TCGv_ptr, TCGv_ptr, TCGv_ptr,
                               TCGv_ptr, TCGv_i32);
void tcg_gen_gvec_4_ool(uint32_t dofs, uint32_t aofs, uint32_t bofs,
                        uint32_t cofs, uint32_t oprsz, uint32_t maxsz,
                        int32_t data, gen_helper_gvec_4 *fn);

/* Similarly, with five vector operands.  */
typedef void gen_helper_gvec_5(TCGv_ptr, TCGv_ptr, TCGv_ptr, TCGv_ptr,
                               TCGv_ptr, TCGv_i32);
void tcg_gen_gvec_5_ool(uint32_t dofs, uint32_t aofs, uint32_t bofs,
                        uint32_t cofs, uint32_t xofs, uint32_t oprsz,
                        uint32_t maxsz, int32_t data, gen_helper_gvec_5 *fn);

typedef void gen_helper_gvec_3_ptr(TCGv_ptr, TCGv_ptr, TCGv_ptr,
                                   TCGv_ptr, TCGv_i32);
void tcg_gen_gvec_3_ptr(uint32_t dofs, uint32_t aofs, uint32_t bofs,
                        TCGv_ptr ptr, uint32_t oprsz, uint32_t maxsz,
                        int32_t data, gen_helper_gvec_3_ptr *fn);

typedef void gen_helper_gvec_4_ptr(TCGv_ptr, TCGv_ptr, TCGv_ptr,
                                   TCGv_ptr, TCGv_ptr, TCGv_i32);
void tcg_gen_gvec_4_ptr(uint32_t dofs, uint32_t aofs, uint32_t bofs,
                        uint32_t cofs, TCGv_ptr ptr, uint32_t oprsz,
                        uint32_t maxsz, int32_t data,
                        gen_helper_gvec_4_ptr *fn);

/* Expand a gvec operation.  Either inline or out-of-line depending on
   the actual vector size and the operations supported by the host.  */
typedef struct {
    /* Expand inline as a 64-bit or 32-bit integer.
       Only one of these will be non-NULL.  */
    void (*fni8)(TCGv_i64, TCGv_i64);
    void (*fni4)(TCGv_i32, TCGv_i32);
    /* Expand inline with a host vector type.  */
    void (*fniv)(unsigned, TCGv_vec, TCGv_vec);
    /* Expand out-of-line helper w/descriptor.  */
    gen_helper_gvec_2 *fno;
    /* The opcode, if any, to which this corresponds.  */
    TCGOpcode opc;
    /* The data argument to the out-of-line helper.  */
    int32_t data;
    /* The vector element size, if applicable.  */
    uint8_t vece;
    /* Prefer i64 to v64.  */
    bool prefer_i64;
} GVecGen2;

typedef struct {
    /* Expand inline as a 64-bit or 32-bit integer.
       Only one of these will be non-NULL.  */
    void (*fni8)(TCGv_i64, TCGv_i64, int64_t);
    void (*fni4)(TCGv_i32, TCGv_i32, int32_t);
    /* Expand inline with a host vector type.  */
    void (*fniv)(unsigned, TCGv_vec, TCGv_vec, int64_t);
    /* Expand out-of-line helper w/descriptor.  */
    gen_helper_gvec_2 *fno;
    /* The opcode, if any, to which this corresponds.  */
    TCGOpcode opc;
    /* The vector element size, if applicable.  */
    uint8_t vece;
    /* Prefer i64 to v64.  */
    bool prefer_i64;
    /* Load dest as a 3rd source operand.  */
    bool load_dest;
} GVecGen2i;

typedef struct {
    /* Expand inline as a 64-bit or 32-bit integer.
       Only one of these will be non-NULL.  */
    void (*fni8)(TCGv_i64, TCGv_i64, TCGv_i64);
    void (*fni4)(TCGv_i32, TCGv_i32, TCGv_i32);
    /* Expand inline with a host vector type.  */
    void (*fniv)(unsigned, TCGv_vec, TCGv_vec, TCGv_vec);
    /* Expand out-of-line helper w/descriptor.  */
    gen_helper_gvec_3 *fno;
    /* The opcode, if any, to which this corresponds.  */
    TCGOpcode opc;
    /* The data argument to the out-of-line helper.  */
    int32_t data;
    /* The vector element size, if applicable.  */
    uint8_t vece;
    /* Prefer i64 to v64.  */
    bool prefer_i64;
    /* Load dest as a 3rd source operand.  */
    bool load_dest;
} GVecGen3;

typedef struct {
    /* Expand inline as a 64-bit or 32-bit integer.
       Only one of these will be non-NULL.  */
    void (*fni8)(TCGv_i64, TCGv_i64, TCGv_i64, TCGv_i64);
    void (*fni4)(TCGv_i32, TCGv_i32, TCGv_i32, TCGv_i32);
    /* Expand inline with a host vector type.  */
    void (*fniv)(unsigned, TCGv_vec, TCGv_vec, TCGv_vec, TCGv_vec);
    /* Expand out-of-line helper w/descriptor.  */
    gen_helper_gvec_4 *fno;
    /* The opcode, if any, to which this corresponds.  */
    TCGOpcode opc;
    /* The data argument to the out-of-line helper.  */
    int32_t data;
    /* The vector element size, if applicable.  */
    uint8_t vece;
    /* Prefer i64 to v64.  */
    bool prefer_i64;
} GVecGen4;

void tcg_gen_gvec_2(uint32_t dofs, uint32_t aofs,
                    uint32_t oprsz, uint32_t maxsz, const GVecGen2 *);
void tcg_gen_gvec_2i(uint32_t dofs, uint32_t aofs, uint32_t oprsz,
                     uint32_t maxsz, int64_t c, const GVecGen2i *);
void tcg_gen_gvec_3(uint32_t dofs, uint32_t aofs, uint32_t bofs,
                    uint32_t oprsz, uint32_t maxsz, const GVecGen3 *);
void tcg_gen_gvec_4(uint32_t dofs, uint32_t aofs, uint32_t bofs, uint32_t cofs,
                    uint32_t oprsz, uint32_t maxsz, const GVecGen4 *);

/* Expand a specific vector operation.  */

void tcg_gen_gvec_mov(unsigned vece, uint32_t dofs, uint32_t aofs,
                      uint32_t oprsz, uint32_t maxsz);
void tcg_gen_gvec_not(unsigned vece, uint32_t dofs, uint32_t aofs,
                      uint32_t oprsz, uint32_t maxsz);
void tcg_gen_gvec_neg(unsigned vece, uint32_t dofs, uint32_t aofs,
                      uint32_t oprsz, uint32_t maxsz);

void tcg_gen_gvec_add(unsigned vece, uint32_t dofs, uint32_t aofs,
                      uint32_t bofs, uint32_t oprsz, uint32_t maxsz);
void tcg_gen_gvec_sub(unsigned vece, uint32_t dofs, uint32_t aofs,
                      uint32_t bofs, uint32_t oprsz, uint32_t maxsz);
void tcg_gen_gvec_mul(unsigned vece, uint32_t dofs, uint32_t aofs,
                      uint32_t bofs, uint32_t oprsz, uint32_t maxsz);

/* Saturated arithmetic.  */
void tcg_gen_gvec_ssadd(unsigned vece, uint32_t dofs, uint32_t aofs,
                        uint32_t bofs, uint32_t oprsz, uint32_t maxsz);
void tcg_gen_gvec_sssub(unsigned vece, uint32_t dofs, uint32_t aofs,
                        uint32_t bofs, uint32_t oprsz, uint32_t maxsz);
void tcg_gen_gvec_usadd(unsigned vece, uint32_t dofs, uint32_t aofs,
                        uint32_t bofs, uint32_t oprsz, uint32_t maxsz);
void tcg_gen_gvec_ussub(unsigned vece, uint32_t dofs, uint32_t aofs,
                        uint32_t bofs, uint32_t oprsz, uint32_t maxsz);

void tcg_gen_gvec_and(unsigned vece, uint32_t dofs, uint32_t aofs,
                      uint32_t bofs, uint32_t oprsz, uint32_t maxsz);
void tcg_gen_gvec_or(unsigned vece, uint32_t dofs, uint32_t aofs,
                     uint32_t bofs, uint32_t oprsz, uint32_t maxsz);
void tcg_gen_gvec_xor(unsigned vece, uint32_t dofs, uint32_t aofs,
                      uint32_t bofs, uint32_t oprsz, uint32_t maxsz);
void tcg_gen_gvec_andc(unsigned vece, uint32_t dofs, uint32_t aofs,
                       uint32_t bofs, uint32_t oprsz, uint32_t maxsz);
void tcg_gen_gvec_orc(unsigned vece, uint32_t dofs, uint32_t aofs,
                      uint32_t bofs, uint32_t oprsz, uint32_t maxsz);

void tcg_gen_gvec_dup_mem(unsigned vece, uint32_t dofs, uint32_t aofs,
                          uint32_t s, uint32_t m);
void tcg_gen_gvec_dup_i32(unsigned vece, uint32_t dofs, uint32_t s,
                          uint32_t m, TCGv_i32);
void tcg_gen_gvec_dup_i64(unsigned vece, uint32_t dofs, uint32_t s,
                          uint32_t m, TCGv_i64);

void tcg_gen_gvec_dup8i(uint32_t dofs, uint32_t s, uint32_t m, uint8_t x);
void tcg_gen_gvec_dup16i(uint32_t dofs, uint32_t s, uint32_t m, uint16_t x);
void tcg_gen_gvec_dup32i(uint32_t dofs, uint32_t s, uint32_t m, uint32_t x);
void tcg_gen_gvec_dup64i(uint32_t dofs, uint32_t s, uint32_t m, uint64_t x);

void tcg_gen_gvec_shli(unsigned vece, uint32_t dofs, uint32_t aofs,
                       int64_t shift, uint32_t oprsz, uint32_t maxsz);
void tcg_gen_gvec_shri(unsigned vece, uint32_t dofs, uint32_t aofs,
                       int64_t shift, uint32_t oprsz, uint32_t maxsz);
void tcg_gen_gvec_sari(unsigned vece, uint32_t dofs, uint32_t aofs,
                       int64_t shift, uint32_t oprsz, uint32_t maxsz);

void tcg_gen_gvec_cmp(TCGCond cond, unsigned vece, uint32_t dofs,
                      uint32_t aofs, uint32_t bofs,
                      uint32_t oprsz, uint32_t maxsz);

/*
 * 64-bit vector operations.  Use these when the register has been allocated
 * with tcg_global_mem_new_i64, and so we cannot also address it via pointer.
 * OPRSZ = MAXSZ = 8.
 */

void tcg_gen_vec_neg8_i64(TCGv_i64 d, TCGv_i64 a);
void tcg_gen_vec_neg16_i64(TCGv_i64 d, TCGv_i64 a);
void tcg_gen_vec_neg32_i64(TCGv_i64 d, TCGv_i64 a);

void tcg_gen_vec_add8_i64(TCGv_i64 d, TCGv_i64 a, TCGv_i64 b);
void tcg_gen_vec_add16_i64(TCGv_i64 d, TCGv_i64 a, TCGv_i64 b);
void tcg_gen_vec_add32_i64(TCGv_i64 d, TCGv_i64 a, TCGv_i64 b);

void tcg_gen_vec_sub8_i64(TCGv_i64 d, TCGv_i64 a, TCGv_i64 b);
void tcg_gen_vec_sub16_i64(TCGv_i64 d, TCGv_i64 a, TCGv_i64 b);
void tcg_gen_vec_sub32_i64(TCGv_i64 d, TCGv_i64 a, TCGv_i64 b);

void tcg_gen_vec_shl8i_i64(TCGv_i64 d, TCGv_i64 a, int64_t);
void tcg_gen_vec_shl16i_i64(TCGv_i64 d, TCGv_i64 a, int64_t);
void tcg_gen_vec_shr8i_i64(TCGv_i64 d, TCGv_i64 a, int64_t);
void tcg_gen_vec_shr16i_i64(TCGv_i64 d, TCGv_i64 a, int64_t);
void tcg_gen_vec_sar8i_i64(TCGv_i64 d, TCGv_i64 a, int64_t);
void tcg_gen_vec_sar16i_i64(TCGv_i64 d, TCGv_i64 a, int64_t);