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Make during_compacting flag in GC one bit

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Commit c32218de1b turned during_compacting
flag to 2 bits to support the case when there is no write barrier. But
commit 32b7dcfb56 changed compaction to
always enable the write barrier. This commit cleans up some of the
leftover code.
This commit is contained in:
Peter Zhu 2021-08-10 19:54:10 -04:00 committed by Peter Zhu
parent c06b39d1d1
commit 79cc566ab4
Notes: git 2021-08-11 22:26:46 +09:00 
Merged: https://github.com/ruby/ruby/pull/4730
1 changed files with 2 additions and 2 deletions
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4
gc.c
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@ -715,7 +715,7 @@ typedef struct rb_objspace {
unsigned int dont_gc : 1;
unsigned int dont_incremental : 1;
unsigned int during_gc : 1;
unsigned int during_compacting : 2;
unsigned int during_compacting : 1;
unsigned int gc_stressful: 1;
unsigned int has_hook: 1;
unsigned int during_minor_gc : 1;
@ -8915,7 +8915,7 @@ gc_start(rb_objspace_t *objspace, unsigned int reason)
objspace->flags.immediate_sweep = !!(reason & GPR_FLAG_IMMEDIATE_SWEEP);
/* Explicitly enable compaction (GC.compact) */
objspace->flags.during_compacting = (!!(reason & GPR_FLAG_COMPACT) << 1);
objspace->flags.during_compacting = !!(reason & GPR_FLAG_COMPACT);
if (!heap_allocated_pages) return FALSE; /* heap is not ready */
if (!(reason & GPR_FLAG_METHOD) && !ready_to_gc(objspace)) return TRUE; /* GC is not allowed */