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/* -----------------------------------------------------------------------------
*
* (c) The GHC Team, 1998-1999
*
* Datatypes that holds the command-line flag settings.
*
* ---------------------------------------------------------------------------*/
#ifndef RTS_FLAGS_H
#define RTS_FLAGS_H
#include <stdio.h>
/* For defaults, see the @initRtsFlagsDefaults@ routine. */
struct GC_FLAGS {
FILE *statsFile;
nat giveStats;
#define NO_GC_STATS 0
#define COLLECT_GC_STATS 1
#define ONELINE_GC_STATS 2
#define SUMMARY_GC_STATS 3
#define VERBOSE_GC_STATS 4
nat maxStkSize; /* in *words* */
nat initialStkSize; /* in *words* */
nat maxHeapSize; /* in *blocks* */
nat minAllocAreaSize; /* in *blocks* */
nat minOldGenSize; /* in *blocks* */
nat heapSizeSuggestion; /* in *blocks* */
double oldGenFactor;
double pcFreeHeap;
nat generations;
nat steps;
rtsBool squeezeUpdFrames;
rtsBool compact; /* True <=> "compact all the time" */
double compactThreshold;
rtsBool sweep; /* use "mostly mark-sweep" instead of copying
* for the oldest generation */
rtsBool ringBell;
rtsBool frontpanel;
int idleGCDelayTime; /* in milliseconds */
StgWord heapBase; /* address to ask the OS for memory */
};
struct DEBUG_FLAGS {
/* flags to control debugging output & extra checking in various subsystems */
rtsBool scheduler; /* 's' */
rtsBool interpreter; /* 'i' */
rtsBool weak; /* 'w' */
rtsBool gccafs; /* 'G' */
rtsBool gc; /* 'g' */
rtsBool block_alloc; /* 'b' */
rtsBool sanity; /* 'S' warning: might be expensive! */
rtsBool stable; /* 't' */
rtsBool prof; /* 'p' */
rtsBool eventlog; /* 'e' */
rtsBool linker; /* 'l' the object linker */
rtsBool apply; /* 'a' */
rtsBool stm; /* 'm' */
rtsBool squeeze; /* 'z' stack squeezing & lazy blackholing */
rtsBool hpc; /* 'c' coverage */
rtsBool timestamp; /* add timestamps to traces */
};
struct COST_CENTRE_FLAGS {
unsigned int doCostCentres;
# define COST_CENTRES_SUMMARY 1
# define COST_CENTRES_VERBOSE 2 /* incl. serial time profile */
# define COST_CENTRES_ALL 3
# define COST_CENTRES_XML 4
int profilerTicks; /* derived */
int msecsPerTick; /* derived */
};
struct PROFILING_FLAGS {
unsigned int doHeapProfile;
# define NO_HEAP_PROFILING 0 /* N.B. Used as indexes into arrays */
# define HEAP_BY_CCS 1
# define HEAP_BY_MOD 2
# define HEAP_BY_DESCR 4
# define HEAP_BY_TYPE 5
# define HEAP_BY_RETAINER 6
# define HEAP_BY_LDV 7
# define HEAP_BY_CLOSURE_TYPE 8
nat profileInterval; /* delta between samples (in ms) */
nat profileIntervalTicks; /* delta between samples (in 'ticks') */
rtsBool includeTSOs;
rtsBool showCCSOnException;
nat maxRetainerSetSize;
nat ccsLength;
char* modSelector;
char* descrSelector;
char* typeSelector;
char* ccSelector;
char* ccsSelector;
char* retainerSelector;
char* bioSelector;
};
#ifdef EVENTLOG
struct EVENTLOG_FLAGS {
rtsBool doEventLogging;
};
#endif
struct CONCURRENT_FLAGS {
int ctxtSwitchTime; /* in milliseconds */
int ctxtSwitchTicks; /* derived */
};
struct MISC_FLAGS {
int tickInterval; /* in milliseconds */
rtsBool install_signal_handlers;
rtsBool machineReadable;
StgWord linkerMemBase; /* address to ask the OS for memory
* for the linker, NULL ==> off */
};
#ifdef THREADED_RTS
struct PAR_FLAGS {
nat nNodes; /* number of threads to run simultaneously */
rtsBool migrate; /* migrate threads between capabilities */
rtsBool wakeupMigrate; /* migrate a thread on wakeup */
unsigned int maxLocalSparks;
rtsBool parGcEnabled; /* enable parallel GC */
rtsBool parGcGen; /* do parallel GC in this generation
* and higher only */
rtsBool parGcLoadBalancing; /* do load-balancing in parallel GC */
rtsBool setAffinity; /* force thread affinity with CPUs */
};
#endif /* THREADED_RTS */
struct TICKY_FLAGS {
rtsBool showTickyStats;
FILE *tickyFile;
};
#ifdef USE_PAPI
#define MAX_PAPI_USER_EVENTS 8
struct PAPI_FLAGS {
nat eventType; /* The type of events to count */
nat numUserEvents;
char * userEvents[MAX_PAPI_USER_EVENTS];
};
#define PAPI_FLAG_CACHE_L1 1
#define PAPI_FLAG_CACHE_L2 2
#define PAPI_FLAG_BRANCH 3
#define PAPI_FLAG_STALLS 4
#define PAPI_FLAG_CB_EVENTS 5
#define PAPI_USER_EVENTS 6
#endif
/* Put them together: */
typedef struct _RTS_FLAGS {
/* The first portion of RTS_FLAGS is invariant. */
struct GC_FLAGS GcFlags;
struct CONCURRENT_FLAGS ConcFlags;
struct MISC_FLAGS MiscFlags;
struct DEBUG_FLAGS DebugFlags;
struct COST_CENTRE_FLAGS CcFlags;
struct PROFILING_FLAGS ProfFlags;
#ifdef EVENTLOG
struct EVENTLOG_FLAGS EventLogFlags;
#endif
struct TICKY_FLAGS TickyFlags;
#if defined(THREADED_RTS)
struct PAR_FLAGS ParFlags;
#endif
#ifdef USE_PAPI
struct PAPI_FLAGS PapiFlags;
#endif
} RTS_FLAGS;
#ifdef COMPILING_RTS_MAIN
extern DLLIMPORT RTS_FLAGS RtsFlags;
#elif IN_STG_CODE
/* Hack because the C code generator can't generate '&label'. */
extern RTS_FLAGS RtsFlags[];
#else
extern RTS_FLAGS RtsFlags;
#endif
/* Routines that operate-on/to-do-with RTS flags: */
extern void initRtsFlagsDefaults(void);
extern void setupRtsFlags(int *argc, char *argv[], int *rts_argc, char *rts_argv[]);
extern void setProgName(char *argv[]);
/*
* The printf formats are here, so we are less likely to make
* overly-long filenames (with disastrous results). No more than 128
* chars, please!
*/
#define STATS_FILENAME_MAXLEN 128
#define GR_FILENAME_FMT "%0.124s.gr"
#define GR_FILENAME_FMT_GUM "%0.120s.%03d.%s"
#define HP_FILENAME_FMT "%0.124s.hp"
#define LIFE_FILENAME_FMT "%0.122s.life"
#define PROF_FILENAME_FMT "%0.122s.prof"
#define PROF_FILENAME_FMT_GUM "%0.118s.%03d.prof"
#define QP_FILENAME_FMT "%0.124s.qp"
#define STAT_FILENAME_FMT "%0.122s.stat"
#define TICKY_FILENAME_FMT "%0.121s.ticky"
#define TIME_FILENAME_FMT "%0.122s.time"
#define TIME_FILENAME_FMT_GUM "%0.118s.%03d.time"
/* an "int" so as to match normal "argc" */
/* Now defined in Stg.h (lib/std/cbits need these too.)
extern int prog_argc;
extern char **prog_argv;
*/
extern int rts_argc; /* ditto */
extern char *rts_argv[];
#endif /* RTS_FLAGS_H */
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