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/*
* RISC-V translation routines for the Svinval Standard Instruction Set.
*
* Copyright (c) 2020-2022 PLCT lab
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2 or later, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License along with
* this program. If not, see <http://www.gnu.org/licenses/>.
*/
#define REQUIRE_SVINVAL(ctx) do { \
if (!ctx->cfg_ptr->ext_svinval) { \
return false; \
} \
} while (0)
static bool trans_sinval_vma(DisasContext *ctx, arg_sinval_vma *a)
{
REQUIRE_SVINVAL(ctx);
/* Do the same as sfence.vma currently */
REQUIRE_EXT(ctx, RVS);
#ifndef CONFIG_USER_ONLY
decode_save_opc(ctx);
gen_helper_tlb_flush(cpu_env);
return true;
#endif
return false;
}
static bool trans_sfence_w_inval(DisasContext *ctx, arg_sfence_w_inval *a)
{
REQUIRE_SVINVAL(ctx);
REQUIRE_EXT(ctx, RVS);
/* Do nothing currently */
return true;
}
static bool trans_sfence_inval_ir(DisasContext *ctx, arg_sfence_inval_ir *a)
{
REQUIRE_SVINVAL(ctx);
REQUIRE_EXT(ctx, RVS);
/* Do nothing currently */
return true;
}
static bool trans_hinval_vvma(DisasContext *ctx, arg_hinval_vvma *a)
{
REQUIRE_SVINVAL(ctx);
/* Do the same as hfence.vvma currently */
REQUIRE_EXT(ctx, RVH);
#ifndef CONFIG_USER_ONLY
decode_save_opc(ctx);
gen_helper_hyp_tlb_flush(cpu_env);
return true;
#endif
return false;
}
static bool trans_hinval_gvma(DisasContext *ctx, arg_hinval_gvma *a)
{
REQUIRE_SVINVAL(ctx);
/* Do the same as hfence.gvma currently */
REQUIRE_EXT(ctx, RVH);
#ifndef CONFIG_USER_ONLY
decode_save_opc(ctx);
gen_helper_hyp_gvma_tlb_flush(cpu_env);
return true;
#endif
return false;
}
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