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[97.113.13.231]) by smtp.gmail.com with ESMTPSA id m9sm2751274pgd.23.2019.05.18.12.02.07 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Sat, 18 May 2019 12:02:07 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:subject:date:message-id:in-reply-to:references; bh=Dp2wE06ppFvr7SDc7+wjEouETDXh/6Jd86FUlkd8ziE=; b=Nv8tgCKEQwfqnpVeDr/mOFgdZIrwTTm0x6+1Xh722DfqBMm8Ret9tLRopYz0AtyqCm OXrhAXUremVVi2bTpXmmlI1ZtFN/ZIWu+IDF5OFe+kZs3MyCQAIJT7W4Fh/DF2pAwyjH 0IxEy1bGn+li9hUklTdvXoTheFgugsYC/1P40zsHIFvwmYN4HxzdospZeidVANAJ6eEO GFkPEOQBp/RliGa1amqjp48qR4ParxP2JGdm6IPSa7nH72gSpfvNiW0ZWCnNpXFJWqAZ K66L9iqbF26IvlsA7Av3w1GIXYJ8QCLLlrr6G6tw9jKcRqyVcsR/e5OnPiDrrBErqyyb YoCQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:subject:date:message-id:in-reply-to :references; bh=Dp2wE06ppFvr7SDc7+wjEouETDXh/6Jd86FUlkd8ziE=; b=QgjIrAGQYb262g16/sZZC4wUMmUKC7HnqSYLzrGGlYDzN1XmCTBEilXKneH6N6VBAk cX3FrOg6PMQ7WaLOQl1UfrytQ1DmbHvvYZzXLeaz7EYKExuDJmYhCaIzdW3Bp4LRqliU vpKTq5utAV7Al2jIXC5mJEOVFekpKelUFw1u3+ejhmO9pUKzBTxbRkwjHY5OpYaJg4cP hJr8NLd/LXAllt3IR6rkW/L0a9EQ0zeWXFfew4OtM4oNr9vNWoq0M9sXzephx73jRQbi 07bL2T9QqResKoqTZngUlWvG91HIM3XC6/2whyPUMt6EGbgolp46ahODwCXuDE+lQe/h +8rw== X-Gm-Message-State: APjAAAUnqFMvnqEaK8KNLkyGe6iww6VnmCmgHvEFhjMQVYc62tVW0u6w YL09IO9Uss+YKI88GiuNzuvzQUdA+T8= X-Google-Smtp-Source: APXvYqzr5OCTom3DTNmQpBGsKVoDLRYser03zrPph7KMiOuborGbVHdNtqaU5BA4AZLApkYlaQsfPg== X-Received: by 2002:aa7:8008:: with SMTP id j8mr69359424pfi.120.1558206128483; Sat, 18 May 2019 12:02:08 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Date: Sat, 18 May 2019 12:01:47 -0700 Message-Id: <20190518190157.21255-7-richard.henderson@linaro.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190518190157.21255-1-richard.henderson@linaro.org> References: <20190518190157.21255-1-richard.henderson@linaro.org> X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2607:f8b0:4864:20::444 Subject: [Qemu-devel] [PATCH 06/16] tcg: Expand vector minmax using cmp+cmpsel X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Provide a generic fallback for the min/max operations. Signed-off-by: Richard Henderson --- tcg/tcg-op-vec.c | 20 ++++++++++++++++---- 1 file changed, 16 insertions(+), 4 deletions(-) diff --git a/tcg/tcg-op-vec.c b/tcg/tcg-op-vec.c index 004a34935b..501d9630a2 100644 --- a/tcg/tcg-op-vec.c +++ b/tcg/tcg-op-vec.c @@ -120,6 +120,10 @@ bool tcg_can_emit_vecop_list(const TCGOpcode *list, } break; case INDEX_op_cmpsel_vec: + case INDEX_op_smin_vec: + case INDEX_op_smax_vec: + case INDEX_op_umin_vec: + case INDEX_op_umax_vec: if (tcg_can_emit_vec_op(INDEX_op_cmp_vec, type, vece)) { continue; } @@ -632,24 +636,32 @@ void tcg_gen_ussub_vec(unsigned vece, TCGv_vec r, TCG= v_vec a, TCGv_vec b) do_op3_nofail(vece, r, a, b, INDEX_op_ussub_vec); } =20 +static void do_minmax(unsigned vece, TCGv_vec r, TCGv_vec a, + TCGv_vec b, TCGOpcode opc, TCGCond cond) +{ + if (!do_op3(vece, r, a, b, opc)) { + tcg_gen_cmpsel_vec(cond, vece, r, a, b, a, b); + } +} + void tcg_gen_smin_vec(unsigned vece, TCGv_vec r, TCGv_vec a, TCGv_vec b) { - do_op3_nofail(vece, r, a, b, INDEX_op_smin_vec); + do_minmax(vece, r, a, b, INDEX_op_smin_vec, TCG_COND_LT); } =20 void tcg_gen_umin_vec(unsigned vece, TCGv_vec r, TCGv_vec a, TCGv_vec b) { - do_op3_nofail(vece, r, a, b, INDEX_op_umin_vec); + do_minmax(vece, r, a, b, INDEX_op_umin_vec, TCG_COND_LTU); } =20 void tcg_gen_smax_vec(unsigned vece, TCGv_vec r, TCGv_vec a, TCGv_vec b) { - do_op3_nofail(vece, r, a, b, INDEX_op_smax_vec); + do_minmax(vece, r, a, b, INDEX_op_smax_vec, TCG_COND_GT); } =20 void tcg_gen_umax_vec(unsigned vece, TCGv_vec r, TCGv_vec a, TCGv_vec b) { - do_op3_nofail(vece, r, a, b, INDEX_op_umax_vec); + do_minmax(vece, r, a, b, INDEX_op_umax_vec, TCG_COND_GTU); } =20 void tcg_gen_shlv_vec(unsigned vece, TCGv_vec r, TCGv_vec a, TCGv_vec b) --=20 2.17.1