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([203.56.128.103]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-70b7ecd603bsm7330404b3a.219.2024.07.16.23.09.46 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 16 Jul 2024 23:09:47 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Cc: qemu-arm@nongnu.org Subject: [PATCH 15/17] target/arm: Use {,s}extract in handle_vec_simd_wshli Date: Wed, 17 Jul 2024 16:09:01 +1000 Message-ID: <20240717060903.205098-16-richard.henderson@linaro.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240717060903.205098-1-richard.henderson@linaro.org> References: <20240717060903.205098-1-richard.henderson@linaro.org> MIME-Version: 1.0 Received-SPF: pass client-ip=2607:f8b0:4864:20::32f; envelope-from=richard.henderson@linaro.org; helo=mail-ot1-x32f.google.com X-Spam_score_int: 12 X-Spam_score: 1.2 X-Spam_bar: + X-Spam_report: (1.2 / 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, RCVD_IN_SBL_CSS=3.335, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=no 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 Combine the right shift with the extension via the tcg extract operations. Signed-off-by: Richard Henderson --- target/arm/tcg/translate-a64.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/target/arm/tcg/translate-a64.c b/target/arm/tcg/translate-a64.c index d0ad6c90bc..627d4311bb 100644 --- a/target/arm/tcg/translate-a64.c +++ b/target/arm/tcg/translate-a64.c @@ -10466,8 +10466,11 @@ static void handle_vec_simd_wshli(DisasContext *s, bool is_q, bool is_u, read_vec_element(s, tcg_rn, rn, is_q ? 1 : 0, MO_64); for (i = 0; i < elements; i++) { - tcg_gen_shri_i64(tcg_rd, tcg_rn, i * esize); - ext_and_shift_reg(tcg_rd, tcg_rd, size | (!is_u << 2), 0); + if (is_u) { + tcg_gen_extract_i64(tcg_rd, tcg_rn, i * esize, esize); + } else { + tcg_gen_sextract_i64(tcg_rd, tcg_rn, i * esize, esize); + } tcg_gen_shli_i64(tcg_rd, tcg_rd, shift); write_vec_element(s, tcg_rd, rd, i, size + 1); }