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-rw-r--r--mozilla-746112.patch86
1 files changed, 0 insertions, 86 deletions
diff --git a/mozilla-746112.patch b/mozilla-746112.patch
deleted file mode 100644
index 01f6e16..0000000
--- a/mozilla-746112.patch
+++ /dev/null
@@ -1,86 +0,0 @@
-diff -up xulrunner-17.0/mozilla-beta/js/src/gc/Heap.h.746112 xulrunner-17.0/mozilla-beta/js/src/gc/Heap.h
---- xulrunner-17.0/mozilla-beta/js/src/gc/Heap.h.746112 2012-10-17 16:32:43.000000000 +0200
-+++ xulrunner-17.0/mozilla-beta/js/src/gc/Heap.h 2012-10-24 14:48:12.186640489 +0200
-@@ -103,26 +103,31 @@ struct Cell
- };
-
- /*
-- * Page size is 4096 by default, except for SPARC, where it is 8192.
-+ * Page size must be static to support our arena pointer optimizations, so we
-+ * are forced to support each platform with non-4096 pages as a special case.
-+ * Note: The freelist supports a maximum arena shift of 15.
- * Note: Do not use JS_CPU_SPARC here, this header is used outside JS.
- * Bug 692267: Move page size definition to gc/Memory.h and include it
- * directly once jsgc.h is no longer an installed header.
- */
- #if defined(SOLARIS) && (defined(__sparc) || defined(__sparcv9))
- const size_t PageShift = 13;
-+const size_t ArenaShift = PageShift;
-+#elif defined(__powerpc__)
-+const size_t PageShift = 16;
-+const size_t ArenaShift = 12;
- #else
- const size_t PageShift = 12;
-+const size_t ArenaShift = PageShift;
- #endif
- const size_t PageSize = size_t(1) << PageShift;
-+const size_t ArenaSize = size_t(1) << ArenaShift;
-+const size_t ArenaMask = ArenaSize - 1;
-
- const size_t ChunkShift = 20;
- const size_t ChunkSize = size_t(1) << ChunkShift;
- const size_t ChunkMask = ChunkSize - 1;
-
--const size_t ArenaShift = PageShift;
--const size_t ArenaSize = PageSize;
--const size_t ArenaMask = ArenaSize - 1;
--
- /*
- * This is the maximum number of arenas we allow in the FreeCommitted state
- * before we trigger a GC_SHRINK to release free arenas to the OS.
-diff -up xulrunner-17.0/mozilla-beta/js/src/jsgc.cpp.746112 xulrunner-17.0/mozilla-beta/js/src/jsgc.cpp
---- xulrunner-17.0/mozilla-beta/js/src/jsgc.cpp.746112 2012-10-17 16:32:44.000000000 +0200
-+++ xulrunner-17.0/mozilla-beta/js/src/jsgc.cpp 2012-10-24 14:46:28.253638095 +0200
-@@ -251,6 +251,13 @@ static const int BackgroundPhaseLength[]
- sizeof(BackgroundPhaseStrings) / sizeof(AllocKind)
- };
-
-+/* Unused memory decommiting requires the arena size match the page size. */
-+static bool
-+DecommitEnabled()
-+{
-+ return PageSize == ArenaSize;
-+}
-+
- #ifdef DEBUG
- void
- ArenaHeader::checkSynchronizedWithFreeList() const
-@@ -742,7 +749,8 @@ Chunk::fetchNextDecommittedArena()
- decommittedArenas.unset(offset);
-
- Arena *arena = &arenas[offset];
-- MarkPagesInUse(arena, ArenaSize);
-+ if (DecommitEnabled())
-+ MarkPagesInUse(arena, ArenaSize);
- arena->aheader.setAsNotAllocated();
-
- return &arena->aheader;
-@@ -2731,7 +2739,7 @@ DecommitArenasFromAvailableList(JSRuntim
- chunk->removeFromAvailableList();
-
- size_t arenaIndex = Chunk::arenaIndex(aheader->arenaAddress());
-- bool ok;
-+ bool ok = true;
- {
- /*
- * If the main thread waits for the decommit to finish, skip
-@@ -2741,7 +2749,8 @@ DecommitArenasFromAvailableList(JSRuntim
- Maybe<AutoUnlockGC> maybeUnlock;
- if (!rt->isHeapBusy())
- maybeUnlock.construct(rt);
-- ok = MarkPagesUnused(aheader->getArena(), ArenaSize);
-+ if (DecommitEnabled())
-+ ok = MarkPagesUnused(aheader->getArena(), ArenaSize);
- }
-
- if (ok) {