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76 lines
2.1 KiB
C++
76 lines
2.1 KiB
C++
/*
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* RISC-V translation routines for the Svinval Standard Instruction Set.
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*
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* Copyright (c) 2020-2022 PLCT lab
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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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#define REQUIRE_SVINVAL(ctx) do { \
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if (!ctx->cfg_ptr->ext_svinval) { \
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return false; \
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} \
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} while (0)
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static bool trans_sinval_vma(DisasContext *ctx, arg_sinval_vma *a)
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{
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REQUIRE_SVINVAL(ctx);
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/* Do the same as sfence.vma currently */
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REQUIRE_EXT(ctx, RVS);
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#ifndef CONFIG_USER_ONLY
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gen_helper_tlb_flush(cpu_env);
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return true;
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#endif
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return false;
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}
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static bool trans_sfence_w_inval(DisasContext *ctx, arg_sfence_w_inval *a)
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{
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REQUIRE_SVINVAL(ctx);
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REQUIRE_EXT(ctx, RVS);
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/* Do nothing currently */
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return true;
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}
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static bool trans_sfence_inval_ir(DisasContext *ctx, arg_sfence_inval_ir *a)
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{
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REQUIRE_SVINVAL(ctx);
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REQUIRE_EXT(ctx, RVS);
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/* Do nothing currently */
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return true;
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}
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static bool trans_hinval_vvma(DisasContext *ctx, arg_hinval_vvma *a)
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{
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REQUIRE_SVINVAL(ctx);
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/* Do the same as hfence.vvma currently */
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REQUIRE_EXT(ctx, RVH);
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#ifndef CONFIG_USER_ONLY
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gen_helper_hyp_tlb_flush(cpu_env);
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return true;
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#endif
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return false;
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}
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static bool trans_hinval_gvma(DisasContext *ctx, arg_hinval_gvma *a)
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{
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REQUIRE_SVINVAL(ctx);
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/* Do the same as hfence.gvma currently */
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REQUIRE_EXT(ctx, RVH);
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#ifndef CONFIG_USER_ONLY
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gen_helper_hyp_gvma_tlb_flush(cpu_env);
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return true;
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#endif
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return false;
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}
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