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Add large object space to mark-sweep collector

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This will let us partition the mark space into chunks of 32 or 64 kB, as
we won't need to allocate chunk-spanning objects.  This will improve
sweeping parallelism and is a step on the way to immix.
This commit is contained in:
Andy Wingo 2022-04-18 21:20:00 +02:00
parent 3ee2009de9
commit adc4a7a269
4 changed files with 88 additions and 12 deletions
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1
assert.h
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@ -4,6 +4,7 @@
#define STATIC_ASSERT_EQ(a, b) _Static_assert((a) == (b), "eq")
#define UNLIKELY(e) __builtin_expect(e, 0)
#define LIKELY(e) __builtin_expect(e, 1)
#ifndef NDEBUG
#define ASSERT(x) do { if (UNLIKELY(!(x))) __builtin_trap(); } while (0)