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| author | Allan Sandfeld Jensen <allan.jensen@digia.com> | 2014-11-07 12:26:57 +0100 |
|---|---|---|
| committer | Allan Sandfeld Jensen <allan.jensen@theqtcompany.com> | 2014-11-07 12:48:59 +0100 |
| commit | 7e29781fac7f864ac80ca52be5e61c4f1a500308 (patch) | |
| tree | b4de4bb157c59a53d390535501f39e28862a0a12 /Source/JavaScriptCore | |
| parent | 701f6590a70695743f03423814530c5feb0173bf (diff) | |
| download | qtwebkit-7e29781fac7f864ac80ca52be5e61c4f1a500308.tar.gz | |
Use fixed executable allocator on x64
Since the x86-64 assembler generator depends on jumps being expressable
as 32bit offsets we need to use the fixed size executable allocator and
not the on demand allocator. This patch removes its exclusion from being
used on Windows.
Task-number: QTBUG-42417
Change-Id: Ie6b127e9b4291869566fd99cc7efe05b566c8e66
Reviewed-by: Jocelyn Turcotte <jocelyn.turcotte@digia.com>
Diffstat (limited to 'Source/JavaScriptCore')
| -rw-r--r-- | Source/JavaScriptCore/jit/ExecutableAllocatorFixedVMPool.cpp | 10 |
1 files changed, 1 insertions, 9 deletions
diff --git a/Source/JavaScriptCore/jit/ExecutableAllocatorFixedVMPool.cpp b/Source/JavaScriptCore/jit/ExecutableAllocatorFixedVMPool.cpp index 7823cd2d2..ea2217924 100644 --- a/Source/JavaScriptCore/jit/ExecutableAllocatorFixedVMPool.cpp +++ b/Source/JavaScriptCore/jit/ExecutableAllocatorFixedVMPool.cpp @@ -31,20 +31,12 @@ #include "CodeProfiling.h" #include <errno.h> -#include <unistd.h> #include <wtf/MetaAllocator.h> #include <wtf/PageReservation.h> #include <wtf/VMTags.h> -#if OS(DARWIN) -#include <sys/mman.h> -#endif - -#if OS(LINUX) -#include <stdio.h> -#endif - #if !PLATFORM(IOS) && PLATFORM(MAC) && __MAC_OS_X_VERSION_MIN_REQUIRED < 1090 +#include <sys/mman.h> // MADV_FREE_REUSABLE does not work for JIT memory on older OSes so use MADV_FREE in that case. #define WTF_USE_MADV_FREE_FOR_JIT_MEMORY 1 #endif |