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[sandbox] Increase max size of ExternalPointerTable

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Bug: v8:13640
Change-Id: I017a067d775c71977054b772ead8853e4df0cd51
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/4159852
Reviewed-by: Samuel Groß <saelo@chromium.org>
Commit-Queue: Paolo Severini <paolosev@microsoft.com>
Reviewed-by: Michael Lippautz <mlippautz@chromium.org>
Cr-Commit-Position: refs/heads/main@{#85249}
This commit is contained in:
Paolo Severini 2023-01-12 02:50:00 -08:00 committed by V8 LUCI CQ
parent 89677cfaa8
commit 1ef43e7ba9
1 changed files with 2 additions and 2 deletions
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4
include/v8-internal.h
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@ -247,7 +247,7 @@ static_assert(1ULL << (64 - kBoundedSizeShift) ==
// size allows omitting bounds checks on table accesses if the indices are
// guaranteed (e.g. through shifting) to be below the maximum index. This
// value must be a power of two.
static const size_t kExternalPointerTableReservationSize = 512 * MB;
static const size_t kExternalPointerTableReservationSize = 1024 * MB;
// The maximum number of entries in an external pointer table.
static const size_t kMaxExternalPointers =
@ -256,7 +256,7 @@ static const size_t kMaxExternalPointers =
// The external pointer table indices stored in HeapObjects as external
// pointers are shifted to the left by this amount to guarantee that they are
// smaller than the maximum table size.
static const uint32_t kExternalPointerIndexShift = 6;
static const uint32_t kExternalPointerIndexShift = 5;
static_assert((1 << (32 - kExternalPointerIndexShift)) == kMaxExternalPointers,
"kExternalPointerTableReservationSize and "
"kExternalPointerIndexShift don't match");