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xo-alloc2: add guard-byte spans to AllocInfo

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This commit is contained in:
Roland Conybeare 2025-12-16 21:43:51 -05:00
commit 5a5de795c1
8 changed files with 231 additions and 175 deletions
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24
xo-alloc2/utest/Collector.test.cpp
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@ -54,7 +54,11 @@ namespace xo {
ArenaConfig arena_cfg = { .name_ = "_test_unused",
.size_ = 4*1024*1024,
.store_header_flag_ = true,
.header_ = AllocHeaderConfig(0, 0, 16), };
.header_ = AllocHeaderConfig(0 /*guard_z*/,
0xfd /*guard_byte*/,
0 /*tseq_bits*/,
0 /*age_bits*/,
16 /*size_bits*/), };
CollectorConfig cfg = { .arena_config_ = arena_cfg,
.n_generation_ = 2,
.gc_trigger_v_ = {{64*1024, 1024*1024, 0, 0,
@ -98,7 +102,11 @@ namespace xo {
ArenaConfig arena_cfg = { .name_ = "_test_unused",
.size_ = 4*1024*1024,
.store_header_flag_ = true,
.header_ = AllocHeaderConfig(0, 0, 16), };
.header_ = AllocHeaderConfig(0 /*guard_z*/,
0xfd /*guard_byte*/,
0 /*tseq_bits*/,
0 /*age_bits*/,
16 /*size_bits*/), };
CollectorConfig cfg = { .arena_config_ = arena_cfg,
.n_generation_ = 2,
.gc_trigger_v_ = {{64*1024, 1024*1024, 0, 0,
@ -120,7 +128,11 @@ namespace xo {
ArenaConfig arena_cfg = { .name_ = "_test_unused",
.size_ = 4*1024*1024,
.store_header_flag_ = true,
.header_ = AllocHeaderConfig(0, 0, 16), };
.header_ = AllocHeaderConfig(0 /*guard_z*/,
0xfd /*guard_byte*/,
0 /*tseq-bits*/,
0 /*age-bits*/,
16 /*size-bits*/), };
CollectorConfig cfg = { .arena_config_ = arena_cfg,
.n_generation_ = 2,
.gc_trigger_v_ = {{64*1024, 1024*1024, 0, 0,
@ -142,7 +154,11 @@ namespace xo {
ArenaConfig arena_cfg = { .name_ = "_test_unused",
.size_ = 4*1024*1024,
.store_header_flag_ = true,
.header_ = AllocHeaderConfig(0, 0, 16), };
.header_ = AllocHeaderConfig(0 /*guard_z*/,
0xfd /*guard-byte*/,
0 /*tseq-bits*/,
0 /*age-bits*/,
16 /*size-bits*/), };
/* collector with one generation collapses to a non-generational copying collector */
CollectorConfig cfg = { .arena_config_ = arena_cfg,