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[217.169.11.214]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-36638e90cbesm15266645f8f.58.2024.06.26.02.41.55 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 26 Jun 2024 02:41:56 -0700 (PDT) From: Rob Bradford To: qemu-devel@nongnu.org Cc: Balaji Ravikumar , Rob Bradford , Palmer Dabbelt , Alistair Francis , qemu-riscv@nongnu.org (open list:RISC-V TCG target) Subject: [PATCH] disas/riscv: Add decode for Zawrs extension Date: Wed, 26 Jun 2024 10:41:53 +0100 Message-ID: <20240626094153.27208-1-rbradford@rivosinc.com> X-Mailer: git-send-email 2.45.2 MIME-Version: 1.0 Received-SPF: pass client-ip=2a00:1450:4864:20::335; envelope-from=rbradford@rivosinc.com; helo=mail-wm1-x335.google.com X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=unavailable autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org From: Balaji Ravikumar Add disassembly support for these instructions from Zawrs: * wrs.sto * wrs.nto Signed-off-by: Balaji Ravikumar Signed-off-by: Rob Bradford Acked-by: Alistair Francis --- disas/riscv.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/disas/riscv.c b/disas/riscv.c index 90d6b26de9..e79788ea0a 100644 --- a/disas/riscv.c +++ b/disas/riscv.c @@ -906,6 +906,8 @@ typedef enum { rv_op_amocas_w = 875, rv_op_amocas_d = 876, rv_op_amocas_q = 877, + rv_op_wrs_sto = 878, + rv_op_wrs_nto = 879, } rv_op; /* register names */ @@ -2096,6 +2098,8 @@ const rv_opcode_data rvi_opcode_data[] = { { "amocas.w", rv_codec_r_a, rv_fmt_aqrl_rd_rs2_rs1, NULL, 0, 0, 0 }, { "amocas.d", rv_codec_r_a, rv_fmt_aqrl_rd_rs2_rs1, NULL, 0, 0, 0 }, { "amocas.q", rv_codec_r_a, rv_fmt_aqrl_rd_rs2_rs1, NULL, 0, 0, 0 }, + { "wrs.sto", rv_codec_none, rv_fmt_none, NULL, 0, 0, 0 }, + { "wrs.nto", rv_codec_none, rv_fmt_none, NULL, 0, 0, 0 }, }; /* CSR names */ @@ -3817,6 +3821,8 @@ static void decode_inst_opcode(rv_decode *dec, rv_isa isa) case 0: op = rv_op_ecall; break; case 32: op = rv_op_ebreak; break; case 64: op = rv_op_uret; break; + case 416: op = rv_op_wrs_nto; break; + case 928: op = rv_op_wrs_sto; break; } break; case 256: