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[71.212.47.143]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-22db50fff4dsm34637305ad.159.2025.04.25.09.50.56 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 25 Apr 2025 09:50:56 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Cc: qemu-riscv@nongnu.org, alistair.francis@wdc.com, dbarboza@ventanamicro.com Subject: [PATCH alternate 0/2] target/riscv: Fix write_misa vs aligned next_pc Date: Fri, 25 Apr 2025 09:50:53 -0700 Message-ID: <20250425165055.807801-1-richard.henderson@linaro.org> X-Mailer: git-send-email 2.43.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2607:f8b0:4864:20::52a; envelope-from=richard.henderson@linaro.org; helo=mail-pg1-x52a.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-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+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org This is an alternate, but less exact approach. It assumes that there will never be a 16 or 48-bit csr write instruction. This feels dirtier, but it's a fair assumption involves much less faff. r~ Richard Henderson (2): target/riscv: Update pc before csrw, csrrw target/riscv: Fix write_misa vs aligned next_pc target/riscv/csr.c | 9 ++++++--- target/riscv/insn_trans/trans_rvi.c.inc | 4 ++++ 2 files changed, 10 insertions(+), 3 deletions(-) -- 2.43.0