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72 regels
2.3 KiB
72 regels
2.3 KiB
#ifndef __CONFIG_H_
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#define __CONFIG_H_
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/*
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* config.h - malloc lab configuration file
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*
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* Copyright (c) 2002, R. Bryant and D. O'Hallaron, All rights reserved.
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* May not be used, modified, or copied without permission.
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*/
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/*
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* This is the default path where the driver will look for the
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* default tracefiles. You can override it at runtime with the -t flag.
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*/
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#define TRACEDIR "/afs/cs/project/ics2/im/labs/malloclab/traces/"
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/*
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* This is the list of default tracefiles in TRACEDIR that the driver
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* will use for testing. Modify this if you want to add or delete
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* traces from the driver's test suite. For example, if you don't want
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* your students to implement realloc, you can delete the last two
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* traces.
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*/
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#define DEFAULT_TRACEFILES \
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"amptjp-bal.rep",\
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"cccp-bal.rep",\
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"cp-decl-bal.rep",\
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"expr-bal.rep",\
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"coalescing-bal.rep",\
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"random-bal.rep",\
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"random2-bal.rep",\
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"binary-bal.rep",\
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"binary2-bal.rep",\
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"realloc-bal.rep",\
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"realloc2-bal.rep"
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/*
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* This constant gives the estimated performance of the libc malloc
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* package using our traces on some reference system, typically the
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* same kind of system the students use. Its purpose is to cap the
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* contribution of throughput to the performance index. Once the
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* students surpass the AVG_LIBC_THRUPUT, they get no further benefit
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* to their score. This deters students from building extremely fast,
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* but extremely stupid malloc packages.
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*/
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#define AVG_LIBC_THRUPUT 600E3 /* 600 Kops/sec */
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/*
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* This constant determines the contributions of space utilization
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* (UTIL_WEIGHT) and throughput (1 - UTIL_WEIGHT) to the performance
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* index.
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*/
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#define UTIL_WEIGHT .60
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/*
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* Alignment requirement in bytes (either 4 or 8)
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*/
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#define ALIGNMENT 8
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/*
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* Maximum heap size in bytes
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*/
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#define MAX_HEAP (20*(1<<20)) /* 20 MB */
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/*****************************************************************************
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* Set exactly one of these USE_xxx constants to "1" to select a timing method
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*****************************************************************************/
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#define USE_FCYC 0 /* cycle counter w/K-best scheme (x86 & Alpha only) */
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#define USE_ITIMER 0 /* interval timer (any Unix box) */
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#define USE_GETTOD 1 /* gettimeofday (any Unix box) */
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#endif /* __CONFIG_H */
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