X-Git-Url: https://git.saurik.com/apple/javascriptcore.git/blobdiff_plain/b80e619319b1def83d1e8b4f84042b661be1be7f..14957cd040308e3eeec43d26bae5d76da13fcd85:/jit/ExecutableAllocatorPosix.cpp?ds=sidebyside diff --git a/jit/ExecutableAllocatorPosix.cpp b/jit/ExecutableAllocatorPosix.cpp deleted file mode 100644 index 0a1b8df..0000000 --- a/jit/ExecutableAllocatorPosix.cpp +++ /dev/null @@ -1,85 +0,0 @@ -/* - * Copyright (C) 2008 Apple Inc. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY - * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR - * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR - * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, - * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, - * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR - * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY - * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -#include "config.h" - -#include "ExecutableAllocator.h" - -#if ENABLE(EXECUTABLE_ALLOCATOR_DEMAND) && !OS(WINDOWS) && !OS(SYMBIAN) - -#include -#include -#include - -namespace JSC { - -void ExecutableAllocator::intializePageSize() -{ - ExecutableAllocator::pageSize = getpagesize(); -} - -ExecutablePool::Allocation ExecutablePool::systemAlloc(size_t n) -{ - void* allocation = mmap(NULL, n, INITIAL_PROTECTION_FLAGS, MAP_PRIVATE | MAP_ANON, VM_TAG_FOR_EXECUTABLEALLOCATOR_MEMORY, 0); - if (allocation == MAP_FAILED) - CRASH(); - ExecutablePool::Allocation alloc = { reinterpret_cast(allocation), n }; - return alloc; -} - -void ExecutablePool::systemRelease(const ExecutablePool::Allocation& alloc) -{ - int result = munmap(alloc.pages, alloc.size); - ASSERT_UNUSED(result, !result); -} - -bool ExecutablePool::underMemoryPressure() -{ - return false; -} - -bool ExecutableAllocator::isValid() const -{ - return true; -} - -#if CPU(ARM_TRADITIONAL) && OS(LINUX) && COMPILER(RVCT) -__asm void ExecutableAllocator::cacheFlush(void* code, size_t size) -{ - ARM - push {r7} - add r1, r1, r0 - mov r7, #0xf0000 - add r7, r7, #0x2 - mov r2, #0x0 - svc #0x0 - pop {r7} - bx lr -} -#endif - -} - -#endif