From nobody Fri Nov 7 04:18:48 2025 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 1545990678020979.1567877109558; Fri, 28 Dec 2018 01:51:18 -0800 (PST) Received: from localhost ([127.0.0.1]:57947 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gconT-0000fW-Pd for importer@patchew.org; Fri, 28 Dec 2018 04:51:15 -0500 Received: from eggs.gnu.org ([208.118.235.92]:52301) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gcom3-00082R-49 for qemu-devel@nongnu.org; Fri, 28 Dec 2018 04:49:50 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1gcoli-0001x0-A5 for qemu-devel@nongnu.org; Fri, 28 Dec 2018 04:49:29 -0500 Received: from mx2.rt-rk.com ([89.216.37.149]:49920 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 1gcoPT-0003Ov-Hk for qemu-devel@nongnu.org; Fri, 28 Dec 2018 04:26:27 -0500 Received: from localhost (localhost [127.0.0.1]) by mail.rt-rk.com (Postfix) with ESMTP id B5E821A2163; Fri, 28 Dec 2018 10:25:56 +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 83FAC1A216C; Fri, 28 Dec 2018 10:25:56 +0100 (CET) X-Virus-Scanned: amavisd-new at rt-rk.com From: Aleksandar Markovic To: qemu-devel@nongnu.org Date: Fri, 28 Dec 2018 10:25:45 +0100 Message-Id: <1545989148-13582-39-git-send-email-aleksandar.markovic@rt-rk.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1545989148-13582-1-git-send-email-aleksandar.markovic@rt-rk.com> References: <1545989148-13582-1-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 38/41] tests/tcg: mips: Test R5900 three-operand MADD 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 MADD. Reviewed-by: Aleksandar Markovic Signed-off-by: Aleksandar Markovic Signed-off-by: Fredrik Noring --- tests/tcg/mips/mipsr5900/Makefile | 1 + tests/tcg/mips/mipsr5900/madd.c | 45 +++++++++++++++++++++++++++++++++++= ++++ 2 files changed, 46 insertions(+) create mode 100644 tests/tcg/mips/mipsr5900/madd.c diff --git a/tests/tcg/mips/mipsr5900/Makefile b/tests/tcg/mips/mipsr5900/M= akefile index a1c388b..97ca2a6 100644 --- a/tests/tcg/mips/mipsr5900/Makefile +++ b/tests/tcg/mips/mipsr5900/Makefile @@ -10,6 +10,7 @@ CFLAGS =3D -Wall -mabi=3D32 -march=3Dr5900 -static =20 TESTCASES =3D div1.tst TESTCASES +=3D divu1.tst +TESTCASES +=3D madd.tst TESTCASES +=3D mflohi1.tst TESTCASES +=3D mtlohi1.tst TESTCASES +=3D mult.tst diff --git a/tests/tcg/mips/mipsr5900/madd.c b/tests/tcg/mips/mipsr5900/mad= d.c new file mode 100644 index 0000000..9ad2ea6 --- /dev/null +++ b/tests/tcg/mips/mipsr5900/madd.c @@ -0,0 +1,45 @@ +/* + * Test R5900-specific three-operand MADD. + */ + +#include +#include +#include + +int64_t madd(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__ ( + " mtlo %5\n" + " mthi %6\n" + " madd %0, %3, %4\n" + " mflo %1\n" + " mfhi %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 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); +} + +int main() +{ + verify_madd(13, 17, 19, 336); + + return 0; +} --=20 2.7.4