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authorAllan Sandfeld Jensen <allan.jensen@qt.io>2020-10-12 14:27:29 +0200
committerAllan Sandfeld Jensen <allan.jensen@qt.io>2020-10-13 09:35:20 +0000
commitc30a6232df03e1efbd9f3b226777b07e087a1122 (patch)
treee992f45784689f373bcc38d1b79a239ebe17ee23 /chromium/v8/include/cppgc/internal/api-constants.h
parent7b5b123ac58f58ffde0f4f6e488bcd09aa4decd3 (diff)
downloadqtwebengine-chromium-85-based.tar.gz
BASELINE: Update Chromium to 85.0.4183.14085-based
Change-Id: Iaa42f4680837c57725b1344f108c0196741f6057 Reviewed-by: Allan Sandfeld Jensen <allan.jensen@qt.io>
Diffstat (limited to 'chromium/v8/include/cppgc/internal/api-constants.h')
-rw-r--r--chromium/v8/include/cppgc/internal/api-constants.h17
1 files changed, 10 insertions, 7 deletions
diff --git a/chromium/v8/include/cppgc/internal/api-constants.h b/chromium/v8/include/cppgc/internal/api-constants.h
index ef910a48571..1303b8b861f 100644
--- a/chromium/v8/include/cppgc/internal/api-constants.h
+++ b/chromium/v8/include/cppgc/internal/api-constants.h
@@ -17,6 +17,11 @@ namespace internal {
// Internal constants to avoid exposing internal types on the API surface.
namespace api_constants {
+
+constexpr size_t kKB = 1024;
+constexpr size_t kMB = kKB * 1024;
+constexpr size_t kGB = kMB * 1024;
+
// Offset of the uint16_t bitfield from the payload contaning the
// in-construction bit. This is subtracted from the payload pointer to get
// to the right bitfield.
@@ -25,17 +30,15 @@ static constexpr size_t kFullyConstructedBitFieldOffsetFromPayload =
// Mask for in-construction bit.
static constexpr size_t kFullyConstructedBitMask = size_t{1};
-// Page constants used to align pointers to page begin.
static constexpr size_t kPageSize = size_t{1} << 17;
-static constexpr size_t kPageAlignment = kPageSize;
-static constexpr size_t kPageBaseMask = ~(kPageAlignment - 1);
-static constexpr size_t kGuardPageSize = 4096;
-
-// Offset of the Heap backref.
-static constexpr size_t kHeapOffset = 0;
static constexpr size_t kLargeObjectSizeThreshold = kPageSize / 2;
+#if defined(CPPGC_CAGED_HEAP)
+constexpr size_t kCagedHeapReservationSize = static_cast<size_t>(4) * kGB;
+constexpr size_t kCagedHeapReservationAlignment = kCagedHeapReservationSize;
+#endif
+
} // namespace api_constants
} // namespace internal