2 * Copyright(c) 2019-2021 Qualcomm Innovation Center, Inc. All Rights Reserved.
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; either version 2 of the License, or
7 * (at your option) any later version.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, see <http://www.gnu.org/licenses/>.
18 #include "qemu/osdep.h"
20 #include "mmvec/system_ext_mmvec.h"
22 void mem_gather_store(CPUHexagonState
*env
, target_ulong vaddr
, int slot
)
24 size_t size
= sizeof(MMVector
);
26 env
->vstore_pending
[slot
] = 1;
27 env
->vstore
[slot
].va
= vaddr
;
28 env
->vstore
[slot
].size
= size
;
29 memcpy(&env
->vstore
[slot
].data
.ub
[0], &env
->tmp_VRegs
[0], size
);
31 /* On a gather store, overwrite the store mask to emulate dropped gathers */
32 bitmap_copy(env
->vstore
[slot
].mask
, env
->vtcm_log
.mask
, size
);
35 void mem_vector_scatter_init(CPUHexagonState
*env
)
37 bitmap_zero(env
->vtcm_log
.mask
, MAX_VEC_SIZE_BYTES
);
39 env
->vtcm_pending
= true;
40 env
->vtcm_log
.op
= false;
41 env
->vtcm_log
.op_size
= 0;
44 void mem_vector_gather_init(CPUHexagonState
*env
)
46 bitmap_zero(env
->vtcm_log
.mask
, MAX_VEC_SIZE_BYTES
);