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[174.21.93.59]) by smtp.gmail.com with ESMTPSA id 41be03b00d2f7-cbe8f19ace6sm2998102a12.2.2026.08.09.15.36.30 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 09 Aug 2026 15:36:30 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Cc: qemu-riscv@nongnu.org Subject: [PATCH 36/56] disas/riscv: Chain "nop" pseudo off "mv" pseudo Date: Sun, 9 Aug 2026 15:35:25 -0700 Message-ID: <20260809223545.730664-37-richard.henderson@linaro.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260809223545.730664-1-richard.henderson@linaro.org> References: <20260809223545.730664-1-richard.henderson@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2607:f8b0:4864:20::533; envelope-from=richard.henderson@linaro.org; helo=mail-pg1-x533.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=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-riscv@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-riscv-bounces+qemu-riscv=archiver.kernel.org@nongnu.org Sender: qemu-riscv-bounces+qemu-riscv=archiver.kernel.org@nongnu.org "mv" has already checked a condition that applies to "nop". Signed-off-by: Richard Henderson --- disas/riscv.c | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-) diff --git a/disas/riscv.c b/disas/riscv.c index 2fec135b5f..37f6440831 100644 --- a/disas/riscv.c +++ b/disas/riscv.c @@ -1035,7 +1035,7 @@ static const rvc_constraint rvcc_jal_ra[] = { rvc_rd_eq_ra, rvc_end }; static const rvc_constraint rvcc_jalr_ra[] = { rvc_rd_eq_ra, rvc_imm_eq_zero, rvc_end }; static const rvc_constraint rvcc_nop[] = { rvc_rd_eq_x0, rvc_rs1_eq_x0, - rvc_imm_eq_zero, rvc_end }; + rvc_end }; static const rvc_constraint rvcc_mv[] = { rvc_imm_eq_zero, rvc_end }; static const rvc_constraint rvcc_not[] = { rvc_imm_eq_n1, rvc_end }; static const rvc_constraint rvcc_neg[] = { rvc_rs1_eq_x0, rvc_end }; @@ -1108,11 +1108,15 @@ static const rv_comp_data rvcp_bge[] = { }; static const rv_comp_data rvcp_addi[] = { - { rv_op_nop, rvcc_nop }, { rv_op_mv, rvcc_mv }, { }, }; +static const rv_comp_data rvcp_mv[] = { + { rv_op_nop, rvcc_nop }, + { }, +}; + static const rv_comp_data rvcp_sltiu[] = { { rv_op_seqz, rvcc_seqz }, { }, @@ -1869,7 +1873,7 @@ static const rv_opcode_data rvi_opcode_data[] = { { "c.lqsp", rv_codec_ci_lqsp, NULL, DECOMP(rv_op_lq) }, { "c.sqsp", rv_codec_css_sqsp, NULL, DECOMP(rv_op_sq) }, { "nop", rv_codec_i, rv_fmt_none }, - { "mv", rv_codec_i, rv_fmt_rd_rs1 }, + { "mv", rv_codec_i, rv_fmt_rd_rs1, rvcp_mv }, { "not", rv_codec_i, rv_fmt_rd_rs1 }, { "neg", rv_codec_r, rv_fmt_rd_rs2 }, { "negw", rv_codec_r, rv_fmt_rd_rs2 }, -- 2.43.0