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-rw-r--r--src/core/hle/kernel/process.cpp6
-rw-r--r--src/core/hle/kernel/process.h1
-rw-r--r--src/core/hle/result.h58
-rw-r--r--src/core/memory.cpp2
4 files changed, 22 insertions, 45 deletions
diff --git a/src/core/hle/kernel/process.cpp b/src/core/hle/kernel/process.cpp
index 16eb972fb..24b266eae 100644
--- a/src/core/hle/kernel/process.cpp
+++ b/src/core/hle/kernel/process.cpp
@@ -130,9 +130,11 @@ void Process::Run(s32 main_thread_priority, u32 stack_size) {
Kernel::SetupMainThread(codeset->entrypoint, main_thread_priority);
}
+VAddr Process::GetLinearHeapAreaAddress() const {
+ return kernel_version < 0x22C ? Memory::LINEAR_HEAP_VADDR : Memory::NEW_LINEAR_HEAP_VADDR;
+}
VAddr Process::GetLinearHeapBase() const {
- return (kernel_version < 0x22C ? Memory::LINEAR_HEAP_VADDR : Memory::NEW_LINEAR_HEAP_VADDR)
- + memory_region->base;
+ return GetLinearHeapAreaAddress() + memory_region->base;
}
VAddr Process::GetLinearHeapLimit() const {
diff --git a/src/core/hle/kernel/process.h b/src/core/hle/kernel/process.h
index 60e17f251..6d2ca96a2 100644
--- a/src/core/hle/kernel/process.h
+++ b/src/core/hle/kernel/process.h
@@ -143,6 +143,7 @@ public:
/// Bitmask of the used TLS slots
std::bitset<300> used_tls_slots;
+ VAddr GetLinearHeapAreaAddress() const;
VAddr GetLinearHeapBase() const;
VAddr GetLinearHeapLimit() const;
diff --git a/src/core/hle/result.h b/src/core/hle/result.h
index 0fce5988b..69613fbbb 100644
--- a/src/core/hle/result.h
+++ b/src/core/hle/result.h
@@ -269,7 +269,6 @@ public:
: result_code(error_code)
{
ASSERT(error_code.IsError());
- UpdateDebugPtr();
}
/**
@@ -287,40 +286,37 @@ public:
: result_code(o.result_code)
{
if (!o.empty()) {
- new (&storage) T(*o.GetPointer());
+ new (&object) T(o.object);
}
- UpdateDebugPtr();
}
ResultVal(ResultVal&& o)
: result_code(o.result_code)
{
if (!o.empty()) {
- new (&storage) T(std::move(*o.GetPointer()));
+ new (&object) T(std::move(o.object));
}
- UpdateDebugPtr();
}
~ResultVal() {
if (!empty()) {
- GetPointer()->~T();
+ object.~T();
}
}
ResultVal& operator=(const ResultVal& o) {
if (!empty()) {
if (!o.empty()) {
- *GetPointer() = *o.GetPointer();
+ object = o.object;
} else {
- GetPointer()->~T();
+ object.~T();
}
} else {
if (!o.empty()) {
- new (&storage) T(*o.GetPointer());
+ new (&object) T(o.object);
}
}
result_code = o.result_code;
- UpdateDebugPtr();
return *this;
}
@@ -333,11 +329,10 @@ public:
void emplace(ResultCode success_code, Args&&... args) {
ASSERT(success_code.IsSuccess());
if (!empty()) {
- GetPointer()->~T();
+ object.~T();
}
- new (&storage) T(std::forward<Args>(args)...);
+ new (&object) T(std::forward<Args>(args)...);
result_code = success_code;
- UpdateDebugPtr();
}
/// Returns true if the `ResultVal` contains an error code and no value.
@@ -350,15 +345,15 @@ public:
ResultCode Code() const { return result_code; }
- const T& operator* () const { return *GetPointer(); }
- T& operator* () { return *GetPointer(); }
- const T* operator->() const { return GetPointer(); }
- T* operator->() { return GetPointer(); }
+ const T& operator* () const { return object; }
+ T& operator* () { return object; }
+ const T* operator->() const { return &object; }
+ T* operator->() { return &object; }
/// Returns the value contained in this `ResultVal`, or the supplied default if it is missing.
template <typename U>
T ValueOr(U&& value) const {
- return !empty() ? *GetPointer() : std::move(value);
+ return !empty() ? object : std::move(value);
}
/// Asserts that the result succeeded and returns a reference to it.
@@ -372,31 +367,10 @@ public:
}
private:
- typedef typename std::aligned_storage<sizeof(T), std::alignment_of<T>::value>::type StorageType;
-
- StorageType storage;
+ // A union is used to allocate the storage for the value, while allowing us to construct and
+ // destruct it at will.
+ union { T object; };
ResultCode result_code;
-#ifdef _DEBUG
- // The purpose of this pointer is to aid inspecting the type with a debugger, eliminating the
- // need to cast `storage` to a pointer or pay attention to `result_code`.
- const T* debug_ptr;
-#endif
-
- void UpdateDebugPtr() {
-#ifdef _DEBUG
- debug_ptr = empty() ? nullptr : static_cast<const T*>(static_cast<const void*>(&storage));
-#endif
- }
-
- const T* GetPointer() const {
- ASSERT(!empty());
- return static_cast<const T*>(static_cast<const void*>(&storage));
- }
-
- T* GetPointer() {
- ASSERT(!empty());
- return static_cast<T*>(static_cast<void*>(&storage));
- }
};
/**
diff --git a/src/core/memory.cpp b/src/core/memory.cpp
index 4753c63a7..7de5bd15d 100644
--- a/src/core/memory.cpp
+++ b/src/core/memory.cpp
@@ -291,7 +291,7 @@ VAddr PhysicalToVirtualAddress(const PAddr addr) {
} else if (addr >= VRAM_PADDR && addr < VRAM_PADDR_END) {
return addr - VRAM_PADDR + VRAM_VADDR;
} else if (addr >= FCRAM_PADDR && addr < FCRAM_PADDR_END) {
- return addr - FCRAM_PADDR + Kernel::g_current_process->GetLinearHeapBase();
+ return addr - FCRAM_PADDR + Kernel::g_current_process->GetLinearHeapAreaAddress();
} else if (addr >= DSP_RAM_PADDR && addr < DSP_RAM_PADDR_END) {
return addr - DSP_RAM_PADDR + DSP_RAM_VADDR;
} else if (addr >= IO_AREA_PADDR && addr < IO_AREA_PADDR_END) {