RPCS3/rpcs3
1
0
Fork 0
mirror of https://github.com/RPCS3/rpcs3.git synced 2026-04-05 14:37:00 +00:00
Code Issues Projects Releases Packages Wiki Activity

memory fix

Browse source
This commit is contained in:
Nekotekina 2017-02-10 22:56:16 +03:00
parent 73906f9f29
commit bb111d325f
5 changed files with 15 additions and 8 deletions
Download patch file Download diff file Expand all files Collapse all files

4
Utilities/JIT.cpp
View file

@ -207,9 +207,9 @@ struct MemoryManager final : llvm::RTDyldMemoryManager
LOG_FATAL(GENERAL, "VirtualFree(%p) failed! Error %u", s_memory, GetLastError());
}
#else
if (::mprotect(s_memory, s_memory_size, PROT_NONE))
if (!::mmap(s_memory, s_memory_size, PROT_NONE, MAP_FIXED | MAP_ANON | MAP_PRIVATE, -1, 0))
{
LOG_FATAL(GENERAL, "mprotect(%p) failed! Error %d", s_memory, errno);
LOG_FATAL(GENERAL, "mmap(%p) failed! Error %d", s_memory, errno);
}
// TODO: unregister EH frames if necessary

10
Utilities/VirtualMemory.cpp
View file

@ -13,7 +13,7 @@
namespace memory_helper
{
void* reserve_memory(size_t size)
void* reserve_memory(std::size_t size)
{
#ifdef _WIN32
return verify("reserve_memory" HERE, VirtualAlloc(NULL, size, MEM_RESERVE, PAGE_NOACCESS));
@ -22,21 +22,21 @@ namespace memory_helper
#endif
}
void commit_page_memory(void* pointer, size_t size)
void commit_page_memory(void* pointer, std::size_t size)
{
#ifdef _WIN32
verify(HERE), VirtualAlloc(pointer, size, MEM_COMMIT, PAGE_READWRITE);
#else
verify(HERE), ::mprotect((void*)((u64)pointer & -4096), size, PROT_READ | PROT_WRITE) != -1;
verify(HERE), ::mprotect((void*)((u64)pointer & -4096), ::align(size, 4096), PROT_READ | PROT_WRITE) != -1;
#endif
}
void free_reserved_memory(void* pointer, size_t size)
void free_reserved_memory(void* pointer, std::size_t size)
{
#ifdef _WIN32
verify(HERE), VirtualFree(pointer, 0, MEM_DECOMMIT);
#else
verify(HERE), ::mprotect(pointer, size, PROT_NONE) != -1;
verify(HERE), ::mmap(pointer, size, PROT_NONE, MAP_FIXED | MAP_ANON | MAP_PRIVATE, -1, 0);
#endif
}
}