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JIT: Add bits for Windows ARM64 support

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This commit is contained in:
Nadia Holmquist Pedersen
2022-11-05 22:37:27 +01:00
parent c387fb1819
commit 9a5e884913
3 changed files with 45 additions and 26 deletions
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19
src/ARMJIT_A64/ARMJIT_Compiler.cpp
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@ -21,10 +21,12 @@
#include "../ARMJIT_Internal.h"
#include "../ARMInterpreter.h"
#ifdef __SWITCH__
#if defined(__SWITCH__)
#include <switch.h>
extern char __start__;
#elif defined(_WIN32)
#include <windows.h>
#else
#include <sys/mman.h>
#include <unistd.h>
@ -256,10 +258,21 @@ Compiler::Compiler()
SetCodeBase((u8*)JitRWStart, (u8*)JitRXStart);
JitMemMainSize = JitMemSize;
#else
u64 pageSize = sysconf(_SC_PAGE_SIZE);
#ifdef _WIN32
SYSTEM_INFO sysInfo;
GetSystemInfo(&sysInfo);
u64 pageSize = (u64)sysInfo.dwPageSize;
#else
u64 pageSize = sysconf(_SC_PAGE_SIZE);
#endif
u8* pageAligned = (u8*)(((u64)JitMem & ~(pageSize - 1)) + pageSize);
u64 alignedSize = (((u64)JitMem + sizeof(JitMem)) & ~(pageSize - 1)) - (u64)pageAligned;
#ifdef __APPLE__
#if defined(_WIN32)
DWORD dummy;
VirtualProtect(pageAligned, alignedSize, PAGE_EXECUTE_READWRITE, &dummy);
#elif defined(__APPLE__)
pageAligned = (u8*)mmap(NULL, 1024*1024*16, PROT_READ | PROT_WRITE | PROT_EXEC, MAP_PRIVATE | MAP_ANONYMOUS | MAP_JIT,-1, 0);
JitEnableWrite();
#else