From nobody Tue Feb 10 21:59:30 2026 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) client-ip=208.118.235.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org Return-Path: Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) by mx.zohomail.com with SMTPS id 1546537698570531.7392804907978; Thu, 3 Jan 2019 09:48:18 -0800 (PST) Received: from localhost ([127.0.0.1]:56867 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gf76P-0008KO-5H for importer@patchew.org; Thu, 03 Jan 2019 12:48:17 -0500 Received: from eggs.gnu.org ([208.118.235.92]:38614) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gf6UN-0004rC-Tr for qemu-devel@nongnu.org; Thu, 03 Jan 2019 12:09:01 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1gf6UL-00082K-1I for qemu-devel@nongnu.org; Thu, 03 Jan 2019 12:08:59 -0500 Received: from mx2.rt-rk.com ([89.216.37.149]:46272 helo=mail.rt-rk.com) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1gf6UK-0007kZ-O6 for qemu-devel@nongnu.org; Thu, 03 Jan 2019 12:08:56 -0500 Received: from localhost (localhost [127.0.0.1]) by mail.rt-rk.com (Postfix) with ESMTP id 9FB6B1A217B; Thu, 3 Jan 2019 18:08:25 +0100 (CET) Received: from rtrkw774-lin.domain.local (rtrkw774-lin.domain.local [10.10.13.43]) by mail.rt-rk.com (Postfix) with ESMTPSA id 83F971A2170; Thu, 3 Jan 2019 18:08:25 +0100 (CET) X-Virus-Scanned: amavisd-new at rt-rk.com From: Aleksandar Markovic To: qemu-devel@nongnu.org Date: Thu, 3 Jan 2019 18:08:17 +0100 Message-Id: <1546535297-11040-45-git-send-email-aleksandar.markovic@rt-rk.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1546535297-11040-1-git-send-email-aleksandar.markovic@rt-rk.com> References: <1546535297-11040-1-git-send-email-aleksandar.markovic@rt-rk.com> X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x [fuzzy] X-Received-From: 89.216.37.149 Subject: [Qemu-devel] [PULL v3 44/44] tests/tcg: mips: Test R5900 three-operand MADDU1 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: , Cc: peter.maydell@linaro.org, amarkovic@wavecomp.com Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" From: Fredrik Noring Test R5900 three-operand MADDU1. Reviewed-by: Aleksandar Markovic Signed-off-by: Aleksandar Markovic Signed-off-by: Fredrik Noring --- tests/tcg/mips/mipsr5900/maddu.c | 37 +++++++++++++++++++++++++++++++++++-- 1 file changed, 35 insertions(+), 2 deletions(-) diff --git a/tests/tcg/mips/mipsr5900/maddu.c b/tests/tcg/mips/mipsr5900/ma= ddu.c index e4e5521..30936fb 100644 --- a/tests/tcg/mips/mipsr5900/maddu.c +++ b/tests/tcg/mips/mipsr5900/maddu.c @@ -1,5 +1,5 @@ /* - * Test R5900-specific three-operand MADDU. + * Test R5900-specific three-operand MADDU and MADDU1. */ =20 #include @@ -29,9 +29,42 @@ uint64_t maddu(uint64_t a, uint32_t rs, uint32_t rt) return r; } =20 +uint64_t maddu1(uint64_t a, uint32_t rs, uint32_t rt) +{ + uint32_t lo =3D a; + uint32_t hi =3D a >> 32; + uint32_t rd; + uint64_t r; + + __asm__ __volatile__ ( + " mtlo1 %5\n" + " mthi1 %6\n" + " maddu1 %0, %3, %4\n" + " mflo1 %1\n" + " mfhi1 %2\n" + : "=3Dr" (rd), "=3Dr" (lo), "=3Dr" (hi) + : "r" (rs), "r" (rt), "r" (lo), "r" (hi)); + r =3D ((uint64_t)hi << 32) | (uint32_t)lo; + + assert(a + (uint64_t)rs * rt =3D=3D r); + assert(rd =3D=3D lo); + + return r; +} + +static int64_t maddu_variants(int64_t a, int32_t rs, int32_t rt) +{ + int64_t rd =3D maddu(a, rs, rt); + int64_t rd1 =3D maddu1(a, rs, rt); + + assert(rd =3D=3D rd1); + + return rd; +} + int main() { - assert(maddu(13, 17, 19) =3D=3D 336); + assert(maddu_variants(13, 17, 19) =3D=3D 336); =20 return 0; } --=20 2.7.4