archive/rpcs3
1
0
Fork 0
mirror of https://github.com/RPCS3/rpcs3.git synced 2025-07-03 13:31:27 +12:00
Code Issues Projects Releases Packages Wiki Activity Actions 1

LLVM: Indirect call map

Browse source
This commit is contained in:
Nekotekina 2016-06-27 19:34:08 +03:00
parent 7a921cbdf9
commit 0ea0c21fed
6 changed files with 49 additions and 56 deletions
Download patch file Download diff file Expand all files Collapse all files

10
Utilities/VirtualMemory.cpp
View file

@ -25,21 +25,21 @@ namespace memory_helper
return ret;
}
void commit_page_memory(void* pointer, size_t page_size)
void commit_page_memory(void* pointer, size_t size)
{
#ifdef _WIN32
VERIFY(VirtualAlloc((u8*)pointer, page_size, MEM_COMMIT, PAGE_READWRITE) != NULL);
VERIFY(VirtualAlloc(pointer, size, MEM_COMMIT, PAGE_READWRITE) != NULL);
#else
VERIFY(mprotect((u8*)pointer, page_size, PROT_READ | PROT_WRITE) != -1);
VERIFY(mprotect((void*)((u64)pointer & -4096), size, PROT_READ | PROT_WRITE) != -1);
#endif
}
void free_reserved_memory(void* pointer, size_t size)
{
#ifdef _WIN32
VERIFY(VirtualFree(pointer, 0, MEM_RELEASE) != 0);
VERIFY(VirtualFree(pointer, 0, MEM_DECOMMIT) != 0);
#else
VERIFY(munmap(pointer, size) == 0);
VERIFY(mprotect(pointer, size, PROT_NONE) != -1);
#endif
}
}

14
Utilities/VirtualMemory.h
View file

@ -3,20 +3,20 @@
namespace memory_helper
{
/**
* Reserve size bytes of virtual memory and returns it.
* Reserve `size` bytes of virtual memory and returns it.
* The memory should be commited before usage.
*/
void* reserve_memory(size_t size);
void* reserve_memory(std::size_t size);
/**
* Commit page_size bytes of virtual memory starting at pointer.
* Commit `size` bytes of virtual memory starting at pointer.
* That is, bake reserved memory with physical memory.
* pointer should belong to a range of reserved memory.
*/
void commit_page_memory(void* pointer, size_t page_size);
void commit_page_memory(void* pointer, std::size_t size);
/**
* Free memory alloced via reserve_memory.
* Decommit all memory committed via commit_page_memory.
*/
void free_reserved_memory(void* pointer, size_t size);
}
void free_reserved_memory(void* pointer, std::size_t size);
}