From nobody Mon Feb 9 13:34:08 2026 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.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=listsout.gnu.org; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org Return-Path: Received: from listsout.gnu.org (listsout.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 154626960046111.156074743146974; Mon, 31 Dec 2018 07:20:00 -0800 (PST) Received: from localhost ([127.0.0.1]:51148 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gdzMD-0003WG-67 for importer@patchew.org; Mon, 31 Dec 2018 10:19:57 -0500 Received: from eggs.gnu.org ([208.118.235.92]:57688) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gdz1e-0006Kq-Ib for qemu-devel@nongnu.org; Mon, 31 Dec 2018 09:58:44 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1gdz1c-0004hc-2e for qemu-devel@nongnu.org; Mon, 31 Dec 2018 09:58:42 -0500 Received: from mx2.rt-rk.com ([89.216.37.149]:60649 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 1gdz1b-00046O-IF for qemu-devel@nongnu.org; Mon, 31 Dec 2018 09:58:39 -0500 Received: from localhost (localhost [127.0.0.1]) by mail.rt-rk.com (Postfix) with ESMTP id 7ABFF1A2133; Mon, 31 Dec 2018 15:56:49 +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 595EB1A2130; Mon, 31 Dec 2018 15:56:49 +0100 (CET) X-Virus-Scanned: amavisd-new at rt-rk.com From: Aleksandar Markovic To: qemu-devel@nongnu.org Date: Mon, 31 Dec 2018 15:56:38 +0100 Message-Id: <1546268200-26966-43-git-send-email-aleksandar.markovic@rt-rk.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1546268200-26966-1-git-send-email-aleksandar.markovic@rt-rk.com> References: <1546268200-26966-1-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 v2 42/44] tests/tcg: mips: Test R5900 three-operand MADD1 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 MADD1. Reviewed-by: Aleksandar Markovic Signed-off-by: Aleksandar Markovic Signed-off-by: Fredrik Noring --- tests/tcg/mips/mipsr5900/madd.c | 43 ++++++++++++++++++++++++++++++++++++-= ---- 1 file changed, 38 insertions(+), 5 deletions(-) diff --git a/tests/tcg/mips/mipsr5900/madd.c b/tests/tcg/mips/mipsr5900/mad= d.c index 9ad2ea6..f6f215e 100644 --- a/tests/tcg/mips/mipsr5900/madd.c +++ b/tests/tcg/mips/mipsr5900/madd.c @@ -1,5 +1,5 @@ /* - * Test R5900-specific three-operand MADD. + * Test R5900-specific three-operand MADD and MADD1. */ =20 #include @@ -29,12 +29,45 @@ int64_t madd(int64_t a, int32_t rs, int32_t rt) return r; } =20 +int64_t madd1(int64_t a, int32_t rs, int32_t rt) +{ + int32_t lo =3D a; + int32_t hi =3D a >> 32; + int32_t rd; + int64_t r; + + __asm__ __volatile__ ( + " mtlo1 %5\n" + " mthi1 %6\n" + " madd1 %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 ((int64_t)hi << 32) | (uint32_t)lo; + + assert(a + (int64_t)rs * rt =3D=3D r); + assert(rd =3D=3D lo); + + return r; +} + +static int64_t madd_variants(int64_t a, int32_t rs, int32_t rt) +{ + int64_t rd =3D madd(a, rs, rt); + int64_t rd1 =3D madd1(a, rs, rt); + + assert(rd =3D=3D rd1); + + return rd; +} + static void verify_madd(int64_t a, int32_t rs, int32_t rt, int64_t expecte= d) { - assert(madd(a, rs, rt) =3D=3D expected); - assert(madd(a, -rs, rt) =3D=3D a + a - expected); - assert(madd(a, rs, -rt) =3D=3D a + a - expected); - assert(madd(a, -rs, -rt) =3D=3D expected); + assert(madd_variants(a, rs, rt) =3D=3D expected); + assert(madd_variants(a, -rs, rt) =3D=3D a + a - expected); + assert(madd_variants(a, rs, -rt) =3D=3D a + a - expected); + assert(madd_variants(a, -rs, -rt) =3D=3D expected); } =20 int main() --=20 2.7.4