From nobody Thu Nov 6 10:23:02 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 1540490945914568.3687993176362; Thu, 25 Oct 2018 11:09:05 -0700 (PDT) Received: from localhost ([::1]:56282 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gFk40-0004Z4-49 for importer@patchew.org; Thu, 25 Oct 2018 14:08:56 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:44623) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gFjVB-0000Cl-AO for qemu-devel@nongnu.org; Thu, 25 Oct 2018 13:32:58 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1gFjV7-0000EJ-Ss for qemu-devel@nongnu.org; Thu, 25 Oct 2018 13:32:57 -0400 Received: from pio-pvt-msa2.bahnhof.se ([79.136.2.41]:40921) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1gFjV5-0000C2-Rb for qemu-devel@nongnu.org; Thu, 25 Oct 2018 13:32:53 -0400 Received: from localhost (localhost [127.0.0.1]) by pio-pvt-msa2.bahnhof.se (Postfix) with ESMTP id ED7F13F6A6; Thu, 25 Oct 2018 19:32:42 +0200 (CEST) Received: from pio-pvt-msa2.bahnhof.se ([127.0.0.1]) by localhost (pio-pvt-msa2.bahnhof.se [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id uwqfyvhAM3_O; Thu, 25 Oct 2018 19:32:36 +0200 (CEST) Received: from localhost (h-41-252.A163.priv.bahnhof.se [46.59.41.252]) (Authenticated sender: mb547485) by pio-pvt-msa2.bahnhof.se (Postfix) with ESMTPA id 561A53F59D; Thu, 25 Oct 2018 19:32:36 +0200 (CEST) X-Virus-Scanned: Debian amavisd-new at bahnhof.se Date: Thu, 25 Oct 2018 19:32:36 +0200 From: Fredrik Noring To: Aleksandar Markovic , Aurelien Jarno , Philippe =?utf-8?Q?Mathieu-Daud=C3=A9?= Message-ID: <3b9c8e31d451617a291b83972ed655b2c0ef7194.1540487815.git.noring@nocrew.org> References: MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.10.1 (2018-07-13) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 79.136.2.41 Subject: [Qemu-devel] [PATCH 05/11] 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: =?utf-8?Q?J=C3=BCrgen?= Urban , qemu-devel@nongnu.org, "Maciej W. Rozycki" Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" 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 a1c388bc3c..97ca2a671c 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 0000000000..9ad2ea6dbb --- /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 2.18.1