+++ /dev/null
-\begin{code}
-#ifndef RTSFLAGS_H
-#define RTSFLAGS_H
-\end{code}
-
-For defaults, see the @initRtsFlagsDefaults@ routine.
-
-\begin{code}
-struct GC_FLAGS {
- FILE *statsFile;
- I_ giveStats; /* ToDo: replace with enum type? */
-#define NO_GC_STATS 0
-#define VERBOSE_GC_STATS 1
-
- I_ stksSize; /* this size is stored to record number of *words* */
- I_ heapSize; /* this size is stored to record number of *words* */
- I_ allocAreaSize;
- rtsBool allocAreaSizeGiven;
- I_ specifiedOldGenSize; /* zero => use the rest of the heap */
- double pcFreeHeap;
- I_ minAllocAreaSize; /* derived from: pcFreeHeap, heap-size */
-
- rtsBool force2s; /* force the use of 2-space copying collection;
- forced to rtsTrue if we do *heap* profiling.
- */
- rtsBool forceGC; /* force a major GC every <interval> bytes */
- I_ forcingInterval; /* actually, stored as a number of *words* */
- rtsBool ringBell;
- W_ trace;
- /* bit 1 set: chatty GC summaries
- 2 set: details of minor collections
- 4 set: details of major collections, except marking
- 8 set: ditto, but marking this time
- 16 set: GC of ForeignObjs
- 32 set: GC of Concurrent things
- */
-#define DEBUG_TRACE_MINOR_GC 2
-#define DEBUG_TRACE_MAJOR_GC 4
-#define DEBUG_TRACE_MARKING 8
-#define DEBUG_TRACE_FOREIGNOBJS 16
-#define DEBUG_TRACE_CONCURRENT 32
-
- rtsBool lazyBlackHoling;
- rtsBool doSelectorsAtGC;
- rtsBool squeezeUpdFrames;
-};
-
-struct DEBUG_FLAGS {
-};
-
-#if defined(PROFILING) || defined(PAR)
- /* with PROFILING, full cost-centre stuff (also PROFILING_FLAGS);
- with PAR, just the four fixed cost-centres.
- */
-struct COST_CENTRE_FLAGS {
- W_ doCostCentres;
-# define COST_CENTRES_SUMMARY 1
-# define COST_CENTRES_VERBOSE 2 /* incl. serial time profile */
-# define COST_CENTRES_ALL 3
-
- char sortBy;
-# define SORTCC_LABEL 'C'
-# define SORTCC_TIME 'T'
-# define SORTCC_ALLOC 'A'
-
- I_ ctxtSwitchTicks; /* derived */
- I_ profilerTicks; /* derived */
- I_ msecsPerTick; /* derived */
-};
-#endif
-
-#ifdef PROFILING
-struct PROFILING_FLAGS {
- W_ doHeapProfile;
-# define NO_HEAP_PROFILING 0 /* N.B. Used as indexes into arrays */
-# define HEAP_BY_CC 1
-# define HEAP_BY_MOD 2
-# define HEAP_BY_GRP 3
-# define HEAP_BY_DESCR 4
-# define HEAP_BY_TYPE 5
-# define HEAP_BY_TIME 6
-
-# define CCchar 'C'
-# define MODchar 'M'
-# define GRPchar 'G'
-# define DESCRchar 'D'
-# define TYPEchar 'Y'
-# define TIMEchar 'T'
-
- char *ccSelector;
- char *modSelector;
- char *grpSelector;
- char *descrSelector;
- char *typeSelector;
- char *kindSelector;
-};
-#endif
-
-#ifdef CONCURRENT
-struct CONCURRENT_FLAGS {
- I_ ctxtSwitchTime; /* in milliseconds */
- I_ maxThreads;
- I_ stkChunkSize;
- I_ maxLocalSparks;
-};
-#endif /* CONCURRENT */
-
-#ifdef PAR
-struct PAR_FLAGS {
- rtsBool parallelStats; /* Gather parallel statistics */
- rtsBool granSimStats; /* Full .gr profile (rtsTrue) or only END events? */
- rtsBool granSimStats_Binary;
-
- rtsBool outputDisabled; /* Disable output for performance purposes */
-
- W_ packBufferSize;
-};
-
-#endif /* PAR */
-
-#ifdef GRAN
-struct GRAN_FLAGS {
- rtsBool granSimStats; /* Full .gr profile (rtsTrue) or only END events? */
- rtsBool granSimStats_suppressed; /* No .gr profile at all */
- rtsBool granSimStats_Binary;
- rtsBool granSimStats_Sparks;
- rtsBool granSimStats_Heap;
- rtsBool labelling;
- W_ packBufferSize;
- W_ packBufferSize_internal;
-
- I_ proc; /* number of processors */
- I_ max_fishes; /* max number of spark or thread steals */
- TIME time_slice; /* max time slice of one reduction thread */
-
- /* Communication Cost Variables -- set in main program */
- W_ gran_latency; /* Latency for single packet */
- W_ gran_additional_latency; /* Latency for additional packets */
- W_ gran_fetchtime;
- W_ gran_lunblocktime; /* Time for local unblock */
- W_ gran_gunblocktime; /* Time for global unblock */
- W_ gran_mpacktime; /* Cost of creating a packet */
- W_ gran_munpacktime; /* Cost of receiving a packet */
- W_ gran_mtidytime; /* Cost of cleaning up after send */
-
- W_ gran_threadcreatetime; /* Thread creation costs */
- W_ gran_threadqueuetime; /* Cost of adding a thread to the running/runnable queue */
- W_ gran_threaddescheduletime; /* Cost of descheduling a thread */
- W_ gran_threadscheduletime; /* Cost of scheduling a thread */
- W_ gran_threadcontextswitchtime; /* Cost of context switch */
-
- /* Instruction Costs */
- W_ gran_arith_cost; /* arithmetic instructions (+,i,< etc) */
- W_ gran_branch_cost; /* branch instructions */
- W_ gran_load_cost; /* load into register */
- W_ gran_store_cost; /* store into memory */
- W_ gran_float_cost; /* floating point operations */
-
- W_ gran_heapalloc_cost; /* heap allocation costs */
-
- /* Overhead for granularity control mechanisms */
- /* overhead per elem of spark queue */
- W_ gran_pri_spark_overhead;
- /* overhead per elem of thread queue */
- W_ gran_pri_sched_overhead;
-
- /* GrAnSim-Light: This version puts no bound on the number of
- processors but in exchange doesn't model communication costs
- (all communication is 0 cost). Mainly intended to show maximal
- degree of parallelism in the program (*not* to simulate the
- execution on a real machine). */
-
- rtsBool Light;
-
- rtsBool DoFairSchedule ; /* fair scheduling alg? default: unfair */
- rtsBool DoReScheduleOnFetch ; /* async. communication? */
- rtsBool DoStealThreadsFirst; /* prefer threads over sparks when stealing */
- rtsBool SimplifiedFetch; /* fast but inaccurate fetch modelling */
- rtsBool DoAlwaysCreateThreads; /* eager thread creation */
- rtsBool DoGUMMFetching; /* bulk fetching */
- rtsBool DoThreadMigration; /* allow to move threads */
- I_ FetchStrategy; /* what to do when waiting for data */
- rtsBool PreferSparksOfLocalNodes; /* prefer local over global sparks */
- rtsBool DoPrioritySparking; /* sparks sorted by priorities */
- rtsBool DoPriorityScheduling; /* threads sorted by priorities */
- I_ SparkPriority; /* threshold for cut-off mechanism */
- I_ SparkPriority2;
- rtsBool RandomPriorities;
- rtsBool InversePriorities;
- rtsBool IgnorePriorities;
- I_ ThunksToPack; /* number of thunks in packet + 1 */
- rtsBool RandomSteal; /* steal spark/thread from random proc */
- rtsBool NoForward; /* no forwarding of fetch messages */
- rtsBool PrintFetchMisses; /* print number of fetch misses */
-
- W_ debug;
- rtsBool event_trace;
- rtsBool event_trace_all;
-
-};
-#endif /* GRAN */
-
-#ifdef TICKY_TICKY
-struct TICKY_FLAGS {
- rtsBool showTickyStats;
- FILE *tickyFile;
-
- /* see also: doUpdEntryCounts in AllFlags */
-};
-#endif /* TICKY_TICKY */
-\end{code}
-
-Put them together:
-\begin{code}
-struct RTS_FLAGS {
- struct GC_FLAGS GcFlags;
- struct DEBUG_FLAGS DebugFlags; /* unused at present */
-
-#if defined(PROFILING) || defined(PAR)
- struct COST_CENTRE_FLAGS CcFlags;
-#endif
-#ifdef PROFILING
- struct PROFILING_FLAGS ProfFlags;
-#endif
-#ifdef CONCURRENT
- struct CONCURRENT_FLAGS ConcFlags;
-#endif
-#ifdef PAR
- struct PAR_FLAGS ParFlags;
-#endif
-#ifdef GRAN
- struct GRAN_FLAGS GranFlags;
-#endif
-#ifdef TICKY_TICKY
- struct TICKY_FLAGS TickyFlags;
-#endif
-};
-
-extern struct RTS_FLAGS RTSflags;
-\end{code}
-
-Routines that operate-on/to-do-with RTS flags:
-\begin{code}
-void initRtsFlagsDefaults (STG_NO_ARGS);
-void setupRtsFlags PROTO((int *argc, char *argv[],
- int *rts_argc, char *rts_argv[]));
-\end{code}
-
-OLD: This is the maximum identifier length that can be used for a cost
-centre or description string. It includes the terminating null
-character.
-
-The printf formats are here, so we are less likely to make overly-long
-filenames (with disastrous results). No more than 128 chars, please!
-
-\begin{code}
-#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"
-\end{code}
-
-Multi-slurp protection:
-\begin{code}
-#endif /* RTSFLAGS_H */
-\end{code}
projects / ghc-hetmet.git / blobdiff