be355a44ca
This commit was created with scripts/clean-includes: ./scripts/clean-includes --git riscv target/riscv/*.[ch] All .c should include qemu/osdep.h first. The script performs three related cleanups: * Ensure .c files include qemu/osdep.h first. * Including it in a .h is redundant, since the .c already includes it. Drop such inclusions. * Likewise, including headers qemu/osdep.h includes is redundant. Drop these, too. Signed-off-by: Peter Maydell <peter.maydell@linaro.org> Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org> Reviewed-by: Zhao Liu <zhao1.liu@intel.com> Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
83 lines
2.5 KiB
C
83 lines
2.5 KiB
C
/*
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* RISC-V Vector Extension Internals
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*
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* Copyright (c) 2020 T-Head Semiconductor Co., Ltd. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2 or later, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along with
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* this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "qemu/osdep.h"
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#include "vector_internals.h"
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/* set agnostic elements to 1s */
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void vext_set_elems_1s(void *base, uint32_t is_agnostic, uint32_t cnt,
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uint32_t tot)
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{
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if (is_agnostic == 0) {
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/* policy undisturbed */
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return;
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}
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if (tot - cnt == 0) {
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return ;
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}
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memset(base + cnt, -1, tot - cnt);
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}
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void do_vext_vv(void *vd, void *v0, void *vs1, void *vs2,
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CPURISCVState *env, uint32_t desc,
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opivv2_fn *fn, uint32_t esz)
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{
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uint32_t vm = vext_vm(desc);
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uint32_t vl = env->vl;
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uint32_t total_elems = vext_get_total_elems(env, desc, esz);
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uint32_t vta = vext_vta(desc);
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uint32_t vma = vext_vma(desc);
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uint32_t i;
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for (i = env->vstart; i < vl; i++) {
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if (!vm && !vext_elem_mask(v0, i)) {
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/* set masked-off elements to 1s */
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vext_set_elems_1s(vd, vma, i * esz, (i + 1) * esz);
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continue;
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}
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fn(vd, vs1, vs2, i);
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}
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env->vstart = 0;
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/* set tail elements to 1s */
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vext_set_elems_1s(vd, vta, vl * esz, total_elems * esz);
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}
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void do_vext_vx(void *vd, void *v0, target_long s1, void *vs2,
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CPURISCVState *env, uint32_t desc,
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opivx2_fn fn, uint32_t esz)
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{
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uint32_t vm = vext_vm(desc);
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uint32_t vl = env->vl;
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uint32_t total_elems = vext_get_total_elems(env, desc, esz);
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uint32_t vta = vext_vta(desc);
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uint32_t vma = vext_vma(desc);
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uint32_t i;
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for (i = env->vstart; i < vl; i++) {
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if (!vm && !vext_elem_mask(v0, i)) {
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/* set masked-off elements to 1s */
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vext_set_elems_1s(vd, vma, i * esz, (i + 1) * esz);
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continue;
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}
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fn(vd, s1, vs2, i);
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}
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env->vstart = 0;
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/* set tail elements to 1s */
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vext_set_elems_1s(vd, vta, vl * esz, total_elems * esz);
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}
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