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authorAndy Shaw <andy.shaw@digia.com>2013-01-11 09:06:26 +0100
committerThe Qt Project <gerrit-noreply@qt-project.org>2013-01-14 13:43:41 +0100
commitf32c98f4876fd6f4d28d710d6ee1d59707b2ac62 (patch)
tree254967a840cd387f320cd011ca615a151ae85a23
parent3f960df4c25b7e4e7d6aeaeecc62a083f8491b48 (diff)
downloadqtscript-f32c98f4876fd6f4d28d710d6ee1d59707b2ac62.tar.gz
Add a means to specify that the VM_POOL_SIZE can be 1gb and not 2gb
Due to a reported problem where the reserving of 2gb was too big under certain circumstances then in order to provide a means for people who hit this problem a define is added so that the VM_POOL_SIZE is set to be 1gb instead. This is an optional define and the default is for the size to be 2gb which keeps it to current behavior. Change-Id: I73200e1bcfcf7b37c6ba62f8b7bcf217f239dfcb Reviewed-by: Jędrzej Nowacki <jedrzej.nowacki@digia.com>
-rw-r--r--src/3rdparty/javascriptcore/JavaScriptCore/jit/ExecutableAllocatorFixedVMPool.cpp4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/3rdparty/javascriptcore/JavaScriptCore/jit/ExecutableAllocatorFixedVMPool.cpp b/src/3rdparty/javascriptcore/JavaScriptCore/jit/ExecutableAllocatorFixedVMPool.cpp
index e1237e4..5233923 100644
--- a/src/3rdparty/javascriptcore/JavaScriptCore/jit/ExecutableAllocatorFixedVMPool.cpp
+++ b/src/3rdparty/javascriptcore/JavaScriptCore/jit/ExecutableAllocatorFixedVMPool.cpp
@@ -39,7 +39,11 @@
#if CPU(X86_64)
// These limits suitable on 64-bit platforms (particularly x86-64, where we require all jumps to have a 2Gb max range).
+#ifdef QT_USE_ONEGB_VMALLOCATOR
+ #define VM_POOL_SIZE (1024u * 1024u * 1024u) // 1Gb
+#else
#define VM_POOL_SIZE (2u * 1024u * 1024u * 1024u) // 2Gb
+#endif
#define COALESCE_LIMIT (16u * 1024u * 1024u) // 16Mb
#else
// These limits are hopefully sensible on embedded platforms.