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[71.212.47.143]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-73bd22f82ebsm9225124b3a.92.2025.04.15.12.25.38 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 15 Apr 2025 12:25:38 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Cc: =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= Subject: [PATCH v4 025/163] tcg/loongarch64: Do not accept constant argument to nor Date: Tue, 15 Apr 2025 12:22:56 -0700 Message-ID: <20250415192515.232910-26-richard.henderson@linaro.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250415192515.232910-1-richard.henderson@linaro.org> References: <20250415192515.232910-1-richard.henderson@linaro.org> MIME-Version: 1.0 Received-SPF: pass client-ip=2607:f8b0:4864:20::431; envelope-from=richard.henderson@linaro.org; helo=mail-pf1-x431.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-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+patch=linaro.org@nongnu.org Sender: qemu-devel-bounces+patch=linaro.org@nongnu.org The instruction set does not implement nor with immediate. There is no reason to pretend that we do. Reviewed-by: Philippe Mathieu-Daudé Signed-off-by: Richard Henderson --- tcg/loongarch64/tcg-target.c.inc | 10 ++-------- 1 file changed, 2 insertions(+), 8 deletions(-) diff --git a/tcg/loongarch64/tcg-target.c.inc b/tcg/loongarch64/tcg-target.c.inc index e061ba1654..72e068255c 100644 --- a/tcg/loongarch64/tcg-target.c.inc +++ b/tcg/loongarch64/tcg-target.c.inc @@ -1413,12 +1413,7 @@ static void tcg_out_op(TCGContext *s, TCGOpcode opc, TCGType type, case INDEX_op_nor_i32: case INDEX_op_nor_i64: - if (c2) { - tcg_out_opc_ori(s, a0, a1, a2); - tcg_out_opc_nor(s, a0, a0, TCG_REG_ZERO); - } else { - tcg_out_opc_nor(s, a0, a1, a2); - } + tcg_out_opc_nor(s, a0, a1, a2); break; case INDEX_op_extract_i32: @@ -2308,8 +2303,7 @@ tcg_target_op_def(TCGOpcode op, TCGType type, unsigned flags) case INDEX_op_nor_i32: case INDEX_op_nor_i64: - /* LoongArch reg-imm bitops have their imms ZERO-extended */ - return C_O1_I2(r, r, rU); + return C_O1_I2(r, r, r); case INDEX_op_clz_i32: case INDEX_op_clz_i64: