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| author | Ben Gamari <ben@smart-cactus.org> | 2020-11-18 18:36:28 -0500 |
|---|---|---|
| committer | Marge Bot <ben+marge-bot@smart-cactus.org> | 2022-01-29 02:40:45 -0500 |
| commit | 42c47cd608cd871e50c9b56691339d694a2ae4e3 (patch) | |
| tree | 20174653f2eeff286d8515a8d279201660f0deec /rts/Trace.h | |
| parent | 62a6d03715c6318f962c824db5d5e6aa7a30ea73 (diff) | |
| download | haskell-42c47cd608cd871e50c9b56691339d694a2ae4e3.tar.gz | |
rts/trace: Shrink tracing flags
Diffstat (limited to 'rts/Trace.h')
| -rw-r--r-- | rts/Trace.h | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/rts/Trace.h b/rts/Trace.h index a1817e8b17..a4fa166594 100644 --- a/rts/Trace.h +++ b/rts/Trace.h @@ -66,14 +66,16 @@ enum CapsetType { CapsetTypeCustom = CAPSET_TYPE_CUSTOM, #define DEBUG_sparks RtsFlags.DebugFlags.sparks #define DEBUG_compact RtsFlags.DebugFlags.compact -// events -extern int TRACE_sched; -extern int TRACE_gc; -extern int TRACE_spark_sampled; -extern int TRACE_spark_full; -/* extern int TRACE_user; */ // only used in Trace.c -extern int TRACE_cap; -extern int TRACE_nonmoving_gc; +// Event-enabled flags +// These semantically booleans but we use a dense packing to minimize their +// cache impact. +extern uint8_t TRACE_sched; +extern uint8_t TRACE_gc; +extern uint8_t TRACE_nonmoving_gc; +extern uint8_t TRACE_spark_sampled; +extern uint8_t TRACE_spark_full; +extern uint8_t TRACE_cap; +/* extern uint8_t TRACE_user; */ // only used in Trace.c // ----------------------------------------------------------------------------- // Posting events |