office-gobmx/tools/qa/cppunit/test_cpu_runtime_detection_SSSE3_check.cxx
Stephan Bergmann d9bc3affb5 -Werror,-Wunused-macros
(when e.g. building natively on macOS ARM64)

Change-Id: Ibff6f913a6251573058c52a8b4106233fad1d443
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/124322
Tested-by: Jenkins
Reviewed-by: Stephan Bergmann <sbergman@redhat.com>
2021-10-28 15:48:06 +02:00

38 lines
1.2 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*/
#include <sal/types.h>
#include <tools/simdsupport.hxx>
#include <stdlib.h>
#include "test_cpu_runtime_detection_x86_checks.hxx"
/* WARNING: This file is compiled with SSSE3 support, don't call
* any function without checking cpuid to check the CPU can actually
* handle it, and don't include any headers that contain templates
* or inline functions, which includes cppunit.
*/
#ifdef LO_SSSE3_AVAILABLE
#define CPPUNIT_ASSERT_EQUAL(a, b) ((a) == (b) ? (void)0 : abort())
#endif
void CpuRuntimeDetectionX86Checks::checkSSSE3()
{
#ifdef LO_SSSE3_AVAILABLE
// Try some SSSE3 intrinsics calculation
__m128i a = _mm_set1_epi32(3);
__m128i b = _mm_set1_epi32(3);
__m128i c = _mm_maddubs_epi16(a, b);
// Check result is 9
CPPUNIT_ASSERT_EQUAL(0xFFFF, _mm_movemask_epi8(_mm_cmpeq_epi32(c, _mm_set1_epi32(9))));
#endif
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */