/*
* Copyright (C) 2008 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/* ---- includes ----------------------------------------------------------- */
#include "b_TensorEm/Functions.h"
#include "b_BasicEm/Math.h"
/* ---- related objects --------------------------------------------------- */
/* ---- typedefs ----------------------------------------------------------- */
/* ---- constants ---------------------------------------------------------- */
/* ------------------------------------------------------------------------- */
/* ========================================================================= */
/* */
/* ---- \ghd{ external functions } ----------------------------------------- */
/* */
/* ========================================================================= */
/* ------------------------------------------------------------------------- */
uint32 bts_absIntLog2( int32 vA )
{
return bbs_intLog2( bbs_abs( vA ) );
}
/* ------------------------------------------------------------------------- */
uint32 bts_maxAbsIntLog2Of2( int32 v1A, int32 v2A )
{
uint32 maxL = bbs_max( ( uint32 )bbs_abs( v1A ), ( uint32 )bbs_abs( v2A ) );
return bbs_intLog2( maxL );
}
/* ------------------------------------------------------------------------- */
uint32 bts_maxAbsIntLog2Of3( int32 v1A, int32 v2A, int32 v3A )
{
uint32 maxL = bbs_abs( v1A );
maxL = bbs_max( maxL, ( uint32 )bbs_abs( v2A ) );
maxL = bbs_max( maxL, ( uint32 )bbs_abs( v3A ) );
return bbs_intLog2( maxL );
}
/* ------------------------------------------------------------------------- */
uint32 bts_maxAbsIntLog2Of4( int32 v1A, int32 v2A, int32 v3A, int32 v4A )
{
uint32 maxL = bbs_abs( v1A );
maxL = bbs_max( maxL, ( uint32 )bbs_abs( v2A ) );
maxL = bbs_max( maxL, ( uint32 )bbs_abs( v3A ) );
maxL = bbs_max( maxL, ( uint32 )bbs_abs( v4A ) );
return bbs_intLog2( maxL );
}
/* ------------------------------------------------------------------------- */