malloc-lab/config.h

71 lines
2.2 KiB
C

#ifndef __CONFIG_H_
#define __CONFIG_H_
/*
* config.h - malloc lab configuration file
*
* Copyright (c) 2002, R. Bryant and D. O'Hallaron, All rights reserved.
* May not be used, modified, or copied without permission.
*/
/*
* This is the default path where the driver will look for the
* default tracefiles. You can override it at runtime with the -t flag.
*/
#define TRACEDIR "./traces/"
/*
* This is the list of default tracefiles in TRACEDIR that the driver
* will use for testing. Modify this if you want to add or delete
* traces from the driver's test suite. For example, if you don't want
* your students to implement realloc, you can delete the last two
* traces.
*/
#define DEFAULT_TRACEFILES \
"amptjp-bal.rep",\
"cccp-bal.rep",\
"cp-decl-bal.rep",\
"expr-bal.rep",\
"coalescing-bal.rep",\
"random-bal.rep",\
"random2-bal.rep",\
"binary-bal.rep",\
"binary2-bal.rep"
/*
* This constant gives the estimated performance of the libc malloc
* package using our traces on some reference system, typically the
* same kind of system the students use. Its purpose is to cap the
* contribution of throughput to the performance index. Once the
* students surpass the AVG_LIBC_THRUPUT, they get no further benefit
* to their score. This deters students from building extremely fast,
* but extremely stupid malloc packages.
*/
#define AVG_LIBC_THRUPUT 9000E3 /* 9000 Kops/sec */
/*
* This constant determines the contributions of space utilization
* (UTIL_WEIGHT) and throughput (1 - UTIL_WEIGHT) to the performance
* index.
*/
#define UTIL_WEIGHT .60
/*
* Alignment requirement in bytes (either 4 or 8)
*/
#define ALIGNMENT 8
/*
* Maximum heap size in bytes
*/
#define MAX_HEAP (20*(1<<20)) /* 20 MB */
/*****************************************************************************
* Set exactly one of these USE_xxx constants to "1" to select a timing method
*****************************************************************************/
#define USE_FCYC 0 /* cycle counter w/K-best scheme (x86 & Alpha only) */
#define USE_ITIMER 0 /* interval timer (any Unix box) */
#define USE_GETTOD 1 /* gettimeofday (any Unix box) */
#endif /* __CONFIG_H */