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/* Copyright (C) 2012-2016 Free Software Foundation, Inc.
This file is part of the UPC runtime Library.
Written by Gary Funck <gary@intrepid.com>
and Nenad Vukicevic <nenad@intrepid.com>
This file is part of GCC.
GCC is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3, or (at your option)
any later version.
GCC is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
Under Section 7 of GPL version 3, you are granted additional
permissions described in the GCC Runtime Library Exception, version
3.1, as published by the Free Software Foundation.
You should have received a copy of the GNU General Public License and
a copy of the GCC Runtime Library Exception along with this program;
see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
<http://www.gnu.org/licenses/>. */
/**
* @file gupcr_config.h
* GUPC Runtime configuration
*/
#ifndef _GUPCR_CONFIG_H_
#define _GUPCR_CONFIG_H_
#include <ctype.h>
#include <errno.h>
#include <limits.h>
#include <fcntl.h>
#include <signal.h>
#include <stddef.h>
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <libgen.h>
#include <unistd.h>
#include <sys/types.h>
#include <time.h>
#if TIME_WITH_SYS_TIME
#include <sys/time.h>
#endif
#include <sys/time.h>
#include <netdb.h>
#include <netinet/in.h>
#include <sys/mman.h>
#include <sys/socket.h>
#include <sys/stat.h>
#include <sys/wait.h>
#ifdef _POSIX_PRIORITY_SCHEDULING
#define __USE_GNU
#include <sched.h>
#endif
#include "config.h"
#define DEV_ZERO "/dev/zero"
#define OFFSET_ZERO ((off_t) 0)
/* Darwin has MAP_ANON defined for anonymous memory map. */
#if !MAP_ANONYMOUS && MAP_ANON
#define MAP_ANONYMOUS MAP_ANON
#endif
#define MAP_ERROR ((void *) -1)
#define GUPCR_SPIN_THREAD_SLOTS 4
#define GUPCR_SPIN_SLOT_COUNT 64
#define GUPCR_SPIN_MAX_MULT 1024
#define KILOBYTE 1024
#define C64K (64*KILOBYTE)
#define MEGABYTE (KILOBYTE*KILOBYTE)
#ifndef INT_MIN
/** __INT_MAX__ is predefined by the gcc compiler. */
#define INT_MIN (-__INT_MAX__ - 1)
#endif
//begin detect_target64
#if (defined (_LP64) && _LP64)
#define GUPCR_TARGET64 1
#else
#define GUPCR_TARGET64 0
#endif
//end detect_target64
//begin mode_types
typedef unsigned int u_intQI_t __attribute__ ((__mode__ (__QI__)));
typedef unsigned int u_intHI_t __attribute__ ((__mode__ (__HI__)));
typedef unsigned int u_intSI_t __attribute__ ((__mode__ (__SI__)));
typedef unsigned int u_intDI_t __attribute__ ((__mode__ (__DI__)));
#if GUPCR_TARGET64
typedef unsigned int u_intTI_t __attribute__ ((__mode__ (__TI__)));
#endif /* GUPCR_TARGET64 */
//end mode_types
//begin lib_min_max
/* Helper functions. */
#define GUPCR_MIN(x,y) (((x) < (y)) ? (x): (y))
#define GUPCR_MAX(x,y) (((x) > (y)) ? (x): (y))
#define GUPCR_ABS(x) (((x) > 0) ? (x): -(x))
#define GUPCR_ROUND(x, r) (((x) + (r) - 1)/(r)*(r))
//end lib_min_max
//begin lib_config_heap
/** Maximum heap size
Set here as 64 gigabytes on a 64-bit implementation
and 1 gigabyte on other (eg, 32 bit) implementations. */
#define GUPCR_MAX_HEAP_SIZE (((sizeof (void *)*8) == 64) \
? (64L * KILOBYTE * MEGABYTE) \
: ( 1L * KILOBYTE * MEGABYTE))
/** Default per thread UPC shared heap size. */
#define GUPCR_DEFAULT_PER_THREAD_HEAP_SIZE (256*MEGABYTE)
/** The minimum number of bytes to allocate (128 bytes).
This allows for 64 bytes of heap management overhead and 64
bytes of allocation. The allocation will be aligned to a 64
byte boundary. This is not space efficient, but is intended to
provide a minimal alignment that agrees with most CPU cache line
size requirements. */
#define GUPCR_HEAP_ALLOC_MIN 128
/** The minimum number of bytes to allocate (in bits). */
#define GUPCR_HEAP_ALLOC_MIN_BITS 7
/** The size of the heap management header block. */
#define GUPCR_HEAP_ALLOC_OVERHEAD 64
/** The number of allocation pools per heap. */
#define GUPCR_HEAP_NUM_POOLS (SIZE_T_BITS - GUPCR_HEAP_ALLOC_MIN_BITS)
/** An unlikely barrier id to be used for runtime synchronization */
#define GUPCR_RUNTIME_BARRIER_ID 0xBADF00D
/** A value used to tag each heap allocated item, checked by upc_free */
#define GUPCR_HEAP_ALLOC_TAG 0x0DDF00D
//end lib_config_heap
/*
* Main entry for UPC programs.
* The runtime will execute before calling the user's main
* program. Thus, the user's main program will renamed
* inside of the <upc.h> file to 'upc_main'
*/
#define GUPCR_START main
#define GUPCR_MAIN upc_main
//begin lib_config_shared_section
/** The base address of the UPC shared section */
#define GUPCR_SHARED_SECTION_START __upc_shared_start
/** The ending address (plus one) of the UPC shared section */
#define GUPCR_SHARED_SECTION_END __upc_shared_end
/** The base address of the UPC compiled program info section */
#define GUPCR_PGM_INFO_SECTION_START __upc_pgm_info_start
/** The ending address (plus one) of the UPC compiled program info section */
#define GUPCR_PGM_INFO_SECTION_END __upc_pgm_info_end
/** The base address of an array of pointers to UPC initialization routines */
#define GUPCR_INIT_ARRAY_START __upc_init_array_start
/** The ending address (plus one) of pointers to UPC initialization routines */
#define GUPCR_INIT_ARRAY_END __upc_init_array_end
//end lib_config_shared_section
#endif /* gupcr_config.h */
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