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Minor decoder optimizations, kernel fixes, cpu backend fixes

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This commit is contained in:
chss95cs@gmail.com
2022-11-05 10:50:33 -07:00
parent ba66373d8c
commit c1d922eebf
62 changed files with 1254 additions and 802 deletions
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13
src/xenia/memory.h
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@@ -285,7 +285,8 @@ class PhysicalHeap : public BaseHeap {
uint32_t GetPhysicalAddress(uint32_t address) const;
uint32_t SystemPagenumToGuestPagenum(uint32_t num) const {
return ((num << system_page_shift_) - host_address_offset()) >> page_size_shift_;
return ((num << system_page_shift_) - host_address_offset()) >>
page_size_shift_;
}
uint32_t GuestPagenumToSystemPagenum(uint32_t num) {
@@ -294,6 +295,7 @@ class PhysicalHeap : public BaseHeap {
num >>= system_page_shift_;
return num;
}
protected:
VirtualHeap* parent_heap_;
@@ -351,12 +353,21 @@ class Memory {
// Note that the contents at the specified host address are big-endian.
template <typename T = uint8_t*>
inline T TranslateVirtual(uint32_t guest_address) const {
#if XE_PLATFORM_WIN32 == 1
uint8_t* host_address = virtual_membase_ + guest_address;
if (guest_address >= 0xE0000000) {
host_address += 0x1000;
}
return reinterpret_cast<T>(host_address);
#else
uint8_t* host_address = virtual_membase_ + guest_address;
const auto heap = LookupHeap(guest_address);
if (heap) {
host_address += heap->host_address_offset();
}
return reinterpret_cast<T>(host_address);
#endif
}
// Base address of physical memory in the host address space.