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Memory: Factorize virtual memory reservation/allocation code in function

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This commit is contained in:
Vincent Lejeune 2015-08-26 17:18:01 +02:00
parent 241dedef4e
commit 942f26509b
5 changed files with 75 additions and 15 deletions
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19
rpcs3/Emu/Cell/PPUThread.cpp
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@ -12,6 +12,7 @@
#include "Emu/Cell/PPUInterpreter2.h"
#include "Emu/Cell/PPULLVMRecompiler.h"
//#include "Emu/Cell/PPURecompiler.h"
#include "Utilities/VirtualMemory.h"
#ifdef _WIN32
#include <Windows.h>
@ -29,30 +30,18 @@ extern void ppu_free_tls(u32 thread);
thread_local const ppu_decoder_cache_t* g_tls_ppu_decoder_cache = nullptr; // temporarily, because thread_local is not fully available
ppu_decoder_cache_t::ppu_decoder_cache_t()
#ifdef _WIN32
: pointer(static_cast<decltype(pointer)>(VirtualAlloc(NULL, 0x200000000, MEM_RESERVE, PAGE_NOACCESS)))
#else
: pointer(static_cast<decltype(pointer)>(mmap(nullptr, 0x200000000, PROT_NONE, MAP_ANON | MAP_PRIVATE, -1, 0)))
#endif
: pointer(static_cast<decltype(pointer)>(memory_helper::reserve_memory(0x200000000)))
{
}
ppu_decoder_cache_t::~ppu_decoder_cache_t()
{
#ifdef _WIN32
VirtualFree(pointer, 0, MEM_RELEASE);
#else
munmap(pointer, 0x200000000);
#endif
memory_helper::free_reserved_memory(pointer, 0x200000000);
}
void ppu_decoder_cache_t::initialize(u32 addr, u32 size)
{
#ifdef _WIN32
VirtualAlloc(pointer + addr / 4, size * 2, MEM_COMMIT, PAGE_READWRITE);
#else
mprotect(pointer + addr / 4, size * 2, PROT_READ | PROT_WRITE);
#endif
memory_helper::commit_page_memory(pointer + addr / 4, size * 2);
PPUInterpreter2* inter;
PPUDecoder dec(inter = new PPUInterpreter2);