Distributed-Run-Time-Resource-Manager/RCCE_V2.0/apps/XHPL/include/hpl_misc.h

/* 
 * -- High Performance Computing Linpack Benchmark (HPL)                
 *    HPL - 2.0 - September 10, 2008                          
 *    Antoine P. Petitet                                                
 *    University of Tennessee, Knoxville                                
 *    Innovative Computing Laboratory                                 
 *    (C) Copyright 2000-2008 All Rights Reserved                       
 *                                                                      
 * -- Copyright notice and Licensing terms:                             
 *                                                                      
 * Redistribution  and  use in  source and binary forms, with or without
 * modification, are  permitted provided  that the following  conditions
 * are met:                                                             
 *                                                                      
 * 1. Redistributions  of  source  code  must retain the above copyright
 * notice, this list of conditions and the following disclaimer.        
 *                                                                      
 * 2. Redistributions in binary form must reproduce  the above copyright
 * notice, this list of conditions,  and the following disclaimer in the
 * documentation and/or other materials provided with the distribution. 
 *                                                                      
 * 3. All  advertising  materials  mentioning  features  or  use of this
 * software must display the following acknowledgement:                 
 * This  product  includes  software  developed  at  the  University  of
 * Tennessee, Knoxville, Innovative Computing Laboratory.             
 *                                                                      
 * 4. The name of the  University,  the name of the  Laboratory,  or the
 * names  of  its  contributors  may  not  be used to endorse or promote
 * products  derived   from   this  software  without  specific  written
 * permission.                                                          
 *                                                                      
 * -- Disclaimer:                                                       
 *                                                                      
 * THIS  SOFTWARE  IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,  INCLUDING,  BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE UNIVERSITY
 * OR  CONTRIBUTORS  BE  LIABLE FOR ANY  DIRECT,  INDIRECT,  INCIDENTAL,
 * SPECIAL,  EXEMPLARY,  OR  CONSEQUENTIAL DAMAGES  (INCLUDING,  BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA OR PROFITS; OR BUSINESS INTERRUPTION)  HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT,  STRICT LIABILITY,  OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 
 */ 
#ifndef HPL_MISC_H
#define HPL_MISC_H
/*
 * ---------------------------------------------------------------------
 * Include files
 * ---------------------------------------------------------------------
 */
#ifdef __STDC__
#define STDC_HEADERS
#endif

#include <stdio.h>
#include <stdlib.h>
#include <string.h>

#ifdef STDC_HEADERS
#include <stdarg.h>
#define STDC_ARGS(p)           p
#else
#include <varargs.h>
#define STDC_ARGS(p)           ()
#endif

#ifdef HPL_CALL_VSIPL
#include <vsip.h>
#endif
/*
 * ---------------------------------------------------------------------
 * #define macro constants
 * ---------------------------------------------------------------------
 */
#define    HPL_rone             1.0
#define    HPL_rtwo             2.0
#define    HPL_rzero            0.0
/*
 * ---------------------------------------------------------------------
 * #define macros definitions
 * ---------------------------------------------------------------------
 */
#define    Mabs( a_ )          ( ( (a_) <   0  ) ? -(a_) : (a_) )
#define    Mmin( a_, b_ )      ( ( (a_) < (b_) ) ?  (a_) : (b_) )
#define    Mmax( a_, b_ )      ( ( (a_) > (b_) ) ?  (a_) : (b_) )

#define    Mfloor(a,b) (((a)>0) ? (((a)/(b))) : (-(((-(a))+(b)-1)/(b))))
#define    Mceil(a,b)           ( ( (a)+(b)-1 ) / (b) )
#define    Miceil(a,b) (((a)>0) ? ((((a)+(b)-1)/(b))) : (-((-(a))/(b))))

#define    Mupcase(C)          (((C)>96 && (C)<123) ? (C) & 0xDF : (C))
#define    Mlowcase(C)         (((C)>64 && (C)< 91) ? (C) | 32   : (C))
/*
 * Mptr returns a pointer to a_( i_, j_ ) for readability reasons and
 * also less silly errors ...
 */
#define    Mptr( a_, i_, j_, lda_ ) \
   ( (a_) + (size_t)(i_) + (size_t)(j_)*(size_t)(lda_) )
/*
 * Align pointer
 */
#define    HPL_PTR( ptr_, al_ ) \
                      ( ( ( (size_t)(ptr_)+(al_)-1 ) / (al_) ) * (al_) ) 
#endif
/*
 * End of hpl_misc.h
 */