From nobody Thu Nov 6 10:31:26 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 1540389233869745.2810206270225; Wed, 24 Oct 2018 06:53:53 -0700 (PDT) Received: from localhost ([::1]:48580 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gFJbc-0000Dl-5n for importer@patchew.org; Wed, 24 Oct 2018 09:53:52 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:60090) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gFJQb-00058m-3y for qemu-devel@nongnu.org; Wed, 24 Oct 2018 09:42:30 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1gFJQY-0001zY-S0 for qemu-devel@nongnu.org; Wed, 24 Oct 2018 09:42:28 -0400 Received: from mx2.rt-rk.com ([89.216.37.149]:49961 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 1gFJQY-0001sh-FM for qemu-devel@nongnu.org; Wed, 24 Oct 2018 09:42:26 -0400 Received: from localhost (localhost [127.0.0.1]) by mail.rt-rk.com (Postfix) with ESMTP id 464761A4592; Wed, 24 Oct 2018 15:40:55 +0200 (CEST) Received: from rtrkw774-lin.domain.local (rtrkw774-lin.domain.local [10.10.13.43]) by mail.rt-rk.com (Postfix) with ESMTPSA id EC9101A457C; Wed, 24 Oct 2018 15:40:54 +0200 (CEST) X-Virus-Scanned: amavisd-new at rt-rk.com From: Aleksandar Markovic To: qemu-devel@nongnu.org Date: Wed, 24 Oct 2018 15:40:40 +0200 Message-Id: <1540388447-27062-27-git-send-email-aleksandar.markovic@rt-rk.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1540388447-27062-1-git-send-email-aleksandar.markovic@rt-rk.com> References: <1540388447-27062-1-git-send-email-aleksandar.markovic@rt-rk.com> X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x X-Received-From: 89.216.37.149 Subject: [Qemu-devel] [PULL v2 26/33] tests/tcg/mips: Add tests for R5900 MFLO1 and MFHI1 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" X-ZohoMail: RSF_0 Z_629925259 SPT_0 Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" From: Fredrik Noring Add a test for MFLO1 and MFHI1. Reviewed-by: Aleksandar Markovic Signed-off-by: Fredrik Noring Signed-off-by: Aleksandar Markovic --- tests/tcg/mips/mipsr5900/Makefile | 3 ++- tests/tcg/mips/mipsr5900/mflohi1.c | 35 +++++++++++++++++++++++++++++++++++ 2 files changed, 37 insertions(+), 1 deletion(-) create mode 100644 tests/tcg/mips/mipsr5900/mflohi1.c diff --git a/tests/tcg/mips/mipsr5900/Makefile b/tests/tcg/mips/mipsr5900/M= akefile index b3ddb9a..fd8ee6b 100644 --- a/tests/tcg/mips/mipsr5900/Makefile +++ b/tests/tcg/mips/mipsr5900/Makefile @@ -8,7 +8,8 @@ SIM_FLAGS=3D-cpu R5900 CC =3D $(CROSS)gcc CFLAGS =3D -Wall -mabi=3D32 -march=3Dr5900 -static =20 -TESTCASES =3D mult.tst +TESTCASES =3D mflohi1.tst +TESTCASES +=3D mult.tst TESTCASES +=3D multu.tst =20 all: $(TESTCASES) diff --git a/tests/tcg/mips/mipsr5900/mflohi1.c b/tests/tcg/mips/mipsr5900/= mflohi1.c new file mode 100644 index 0000000..eed3683 --- /dev/null +++ b/tests/tcg/mips/mipsr5900/mflohi1.c @@ -0,0 +1,35 @@ +/* + * Test R5900-specific MFLO1 and MFHI1. + */ + +#include +#include +#include + +int main() +{ + int32_t rs =3D 12207031, rt =3D 305175781; + int32_t rs1 =3D 32452867, rt1 =3D 49979687; + int64_t lo, hi, lo1, hi1; + int64_t r, r1; + + /* Test both LO/HI and LO1/HI1 to verify separation. */ + __asm__ __volatile__ ( + " mult $0, %4, %5\n" + " mult1 $0, %6, %7\n" + " mflo %0\n" + " mfhi %1\n" + " mflo1 %2\n" + " mfhi1 %3\n" + : "=3Dr" (lo), "=3Dr" (hi), + "=3Dr" (lo1), "=3Dr" (hi1) + : "r" (rs), "r" (rt), + "r" (rs1), "r" (rt1)); + r =3D ((int64_t)hi << 32) | (uint32_t)lo; + r1 =3D ((int64_t)hi1 << 32) | (uint32_t)lo1; + + assert(r =3D=3D 3725290219116211); + assert(r1 =3D=3D 1621984134912629); + + return 0; +} --=20 2.7.4