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[173.198.77.218]) by smtp.gmail.com with ESMTPSA id d10-20020aa7868a000000b005cdc64a287dsm3317137pfo.115.2023.02.26.21.43.08 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 26 Feb 2023 21:43:10 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=mERf7MKXZT5xGumbcdn7TizHZXgv59+znRwTwlxucPE=; b=r1ifEh3KG71FigZ6/loi9WkzqdcvRgmE61jOctOKVy8A5w+JKHw7b0eqUCiv//lp2y 2rFR8qU8Pce4JOQ8cSHmnmfMN1BPSmd+zI3yBnwBCXa4X43lVb41DaX/+cGh+EQ95aFZ LVqwhRKPmxjwKsq+gGyNtReCyri2Q0SNufabTbE29MzEmX7jwMYserDDeFpJ4tv5/u2d cEdUD0fi8IEAY27iLAWQZJjxbo3l0PKX2iO/GN+maKfPzL7qrsO0VmPENsprYE46HWHz 1Vkpnxvvvsx32aHP9sHMa9IK3B3/s9i2eTcxyIW83BJ2WrCK3xS7+X/1N6UhQbacG4pE CHdg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=mERf7MKXZT5xGumbcdn7TizHZXgv59+znRwTwlxucPE=; b=koZC3siXEivj2DyJIROFL/Img4jqdYLJlCaTHmjDUG5L3E7yty7g6EPjogBcArv+DG 7qsv+piLJo8JGvZ+TWKeuBfD6Eb9tw0BBBB+4xFq94AwftfRBlIVjBHlx9tWLZnuuccM Oe8JA5hK9S0DXzYT39y7HVhkuar3MrPqI7PIdjlf9aVw1pXPqcTXNmykUx4/Itff4Rnl YUhBl97HGisG3vxBV8pxVSU7QOxQVxzXUeEp+r+Lw4iX/CKH6EE1t2kSm5rbRk/BteQp EJjyl/KAwpcwBwG8IQo+n43ZHmVTE2sBVzSM2v1n7lvKqOAvMyyr3NZ9hyaXpbQ6z6Kd VH3w== X-Gm-Message-State: AO0yUKV5w4CujiuFZHEJapaOg5/zrSEInlVjWaj+9IdtcDZL551N17jB t4f78CwqfKA3o3MIjHtAiZgQGBv05U4xW+ovPIw= X-Google-Smtp-Source: AK7set83tZFzwJmyo+AcXC1g8MjKmU8WC2z+pKCoxft7bOo9txoaQz78WiWoRpJxQ/qhjnpFknPYcg== X-Received: by 2002:a05:6a00:15cc:b0:5a8:51a3:7f69 with SMTP id o12-20020a056a0015cc00b005a851a37f69mr8331100pfu.2.1677476590507; Sun, 26 Feb 2023 21:43:10 -0800 (PST) From: Richard Henderson To: qemu-devel@nongnu.org Cc: qemu-arm@nongnu.org, qemu-ppc@nongnu.org, qemu-riscv@nongnu.org, qemu-s390x@nongnu.org, jcmvbkbc@gmail.com, kbastian@mail.uni-paderborn.de, ysato@users.sourceforge.jp, gaosong@loongson.cn, jiaxun.yang@flygoat.com, tsimpson@quicinc.com, ale@rev.ng, mrolnik@gmail.com, edgar.iglesias@gmail.com Subject: [PATCH 10/70] target/arm: Avoid tcg_const_ptr in handle_vec_simd_sqshrn Date: Sun, 26 Feb 2023 19:41:33 -1000 Message-Id: <20230227054233.390271-11-richard.henderson@linaro.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230227054233.390271-1-richard.henderson@linaro.org> References: <20230227054233.390271-1-richard.henderson@linaro.org> MIME-Version: 1.0 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+importer2=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::529; envelope-from=richard.henderson@linaro.org; helo=mail-pg1-x529.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+importer2=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer2=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @linaro.org) X-ZM-MESSAGEID: 1677477245121100001 Content-Type: text/plain; charset="utf-8" It is easy enough to use mov instead of or-with-zero and relying on the optimizer to fold away the or. Signed-off-by: Richard Henderson Reviewed-by: Philippe Mathieu-Daud=C3=A9 --- target/arm/translate-a64.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/target/arm/translate-a64.c b/target/arm/translate-a64.c index 1726ec622d..16aa71451c 100644 --- a/target/arm/translate-a64.c +++ b/target/arm/translate-a64.c @@ -8459,7 +8459,7 @@ static void handle_vec_simd_sqshrn(DisasContext *s, b= ool is_scalar, bool is_q, tcg_rn =3D tcg_temp_new_i64(); tcg_rd =3D tcg_temp_new_i64(); tcg_rd_narrowed =3D tcg_temp_new_i32(); - tcg_final =3D tcg_const_i64(0); + tcg_final =3D tcg_temp_new_i64(); =20 if (round) { tcg_round =3D tcg_constant_i64(1ULL << (shift - 1)); @@ -8473,7 +8473,11 @@ static void handle_vec_simd_sqshrn(DisasContext *s, = bool is_scalar, bool is_q, false, is_u_shift, size+1, shift); narrowfn(tcg_rd_narrowed, cpu_env, tcg_rd); tcg_gen_extu_i32_i64(tcg_rd, tcg_rd_narrowed); - tcg_gen_deposit_i64(tcg_final, tcg_final, tcg_rd, esize * i, esize= ); + if (i =3D=3D 0) { + tcg_gen_mov_i64(tcg_final, tcg_rd); + } else { + tcg_gen_deposit_i64(tcg_final, tcg_final, tcg_rd, esize * i, e= size); + } } =20 if (!is_q) { --=20 2.34.1