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Initial support for compiling on ARM64. (#788)

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squidbus 2024-09-09 03:23:16 -07:00 • committed by GitHub
parent adfb3af95f
commit 411449cd51
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12 changed files with 166 additions and 25 deletions
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29
src/video_core/page_manager.cpp
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@ -3,6 +3,7 @@
#include <thread>
#include "common/alignment.h"
#include "common/arch.h"
#include "common/assert.h"
#include "common/error.h"
#include "video_core/page_manager.h"
@ -159,6 +160,27 @@ struct PageManager::Impl {
int uffd;
};
#else
#if defined(__APPLE__)
#if defined(ARCH_X86_64)
#define IS_WRITE_ERROR(ctx) ((ctx)->uc_mcontext->__es.__err & 0x2)
#elif defined(ARCH_ARM64)
#define IS_WRITE_ERROR(ctx) ((ctx)->uc_mcontext->__es.__esr & 0x40)
#endif
#else
#if defined(ARCH_X86_64)
#define IS_WRITE_ERROR(ctx) ((ctx)->uc_mcontext.gregs[REG_ERR] & 0x2)
#endif
#endif
#ifndef IS_WRITE_ERROR
#error "Missing IS_WRITE_ERROR() implementation for target OS and CPU architecture.
#endif
struct PageManager::Impl {
Impl(Vulkan::Rasterizer* rasterizer_) {
rasterizer = rasterizer_;
@ -194,12 +216,7 @@ struct PageManager::Impl {
static void GuestFaultSignalHandler(int sig, siginfo_t* info, void* raw_context) {
ucontext_t* ctx = reinterpret_cast<ucontext_t*>(raw_context);
const VAddr address = reinterpret_cast<VAddr>(info->si_addr);
#ifdef __APPLE__
const u32 err = ctx->uc_mcontext->__es.__err;
#else
const greg_t err = ctx->uc_mcontext.gregs[REG_ERR];
#endif
if (err & 0x2) {
if (IS_WRITE_ERROR(ctx)) {
const VAddr addr_aligned = Common::AlignDown(address, PAGESIZE);
rasterizer->InvalidateMemory(addr_aligned, PAGESIZE);
} else {