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charset="utf-8" Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::1032; envelope-from=richard.henderson@linaro.org; helo=mail-pj1-x1032.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: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Peter Maydell , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: pass (identity @linaro.org) The new bswap flags can implement the semantics exactly. Reviewed-by: Peter Maydell Reviewed-by: Philippe Mathieu-Daud=C3=A9 Signed-off-by: Richard Henderson --- target/arm/translate.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/target/arm/translate.c b/target/arm/translate.c index 669b0be578..a0c6cfa902 100644 --- a/target/arm/translate.c +++ b/target/arm/translate.c @@ -354,9 +354,7 @@ void gen_rev16(TCGv_i32 dest, TCGv_i32 var) /* Byteswap low halfword and sign extend. */ static void gen_revsh(TCGv_i32 dest, TCGv_i32 var) { - tcg_gen_ext16u_i32(var, var); - tcg_gen_bswap16_i32(var, var, TCG_BSWAP_IZ | TCG_BSWAP_OZ); - tcg_gen_ext16s_i32(dest, var); + tcg_gen_bswap16_i32(var, var, TCG_BSWAP_OS); } =20 /* Dual 16-bit add. Result placed in t0 and t1 is marked as dead. --=20 2.25.1