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Core: Port Exclusive memory impl from yuzu

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core\arm\dynarmic\arm_dynarmic.cpp: fix build

core\arm\dynarmic\arm_dynarmic.cpp: Fixes

CPP 20
This commit is contained in:
SachinVin 2022-06-22 00:29:36 +05:30
parent 98d3b9c776
commit fbe06234b1
19 changed files with 470 additions and 22 deletions
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20
src/core/memory.h
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@ -327,6 +327,23 @@ public:
void Write32(VAddr addr, u32 data);
void Write64(VAddr addr, u64 data);
/**
* Writes a {8, 16, 32, 64}-bit unsigned integer to the given virtual address in
* the current process' address space if and only if the address contains
* the expected value. This operation is atomic.
*
* @param addr The virtual address to write the X-bit unsigned integer to.
* @param data The X-bit unsigned integer to write to the given virtual address.
* @param expected The X-bit unsigned integer to check against the given virtual address.
* @returns true if the operation failed
*
* @post The memory range [addr, sizeof(data)) contains the given data value.
*/
bool WriteExclusive8(const VAddr addr, const u8 data, const u8 expected);
bool WriteExclusive16(const VAddr addr, const u16 data, const u16 expected);
bool WriteExclusive32(const VAddr addr, const u32 data, const u32 expected);
bool WriteExclusive64(const VAddr addr, const u64 data, const u64 expected);
void ReadBlock(const Kernel::Process& process, VAddr src_addr, void* dest_buffer,
std::size_t size);
void WriteBlock(const Kernel::Process& process, VAddr dest_addr, const void* src_buffer,
@ -384,6 +401,9 @@ private:
template <typename T>
void Write(const VAddr vaddr, const T data);
template <typename T>
bool WriteExclusive(const VAddr vaddr, const T data, const T expected);
/**
* Gets the pointer for virtual memory where the page is marked as RasterizerCachedMemory.
* This is used to access the memory where the page pointer is nullptr due to rasterizer cache.