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-rw-r--r--src/common/CMakeLists.txt1
-rw-r--r--src/common/bit_cast.h22
-rw-r--r--src/common/logging/backend.cpp1
-rw-r--r--src/common/logging/log.h1
-rw-r--r--src/common/page_table.cpp2
-rw-r--r--src/common/page_table.h14
-rw-r--r--src/common/virtual_buffer.cpp4
-rw-r--r--src/common/virtual_buffer.h36
8 files changed, 68 insertions, 13 deletions
diff --git a/src/common/CMakeLists.txt b/src/common/CMakeLists.txt
index 207c7a0a6..d20e6c3b5 100644
--- a/src/common/CMakeLists.txt
+++ b/src/common/CMakeLists.txt
@@ -102,6 +102,7 @@ add_library(common STATIC
atomic_ops.h
detached_tasks.cpp
detached_tasks.h
+ bit_cast.h
bit_field.h
bit_util.h
cityhash.cpp
diff --git a/src/common/bit_cast.h b/src/common/bit_cast.h
new file mode 100644
index 000000000..a32a063d1
--- /dev/null
+++ b/src/common/bit_cast.h
@@ -0,0 +1,22 @@
+// Copyright 2020 yuzu emulator team
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include <cstring>
+#include <type_traits>
+
+namespace Common {
+
+template <typename To, typename From>
+[[nodiscard]] std::enable_if_t<sizeof(To) == sizeof(From) && std::is_trivially_copyable_v<From> &&
+ std::is_trivially_copyable_v<To>,
+ To>
+BitCast(const From& src) noexcept {
+ To dst;
+ std::memcpy(&dst, &src, sizeof(To));
+ return dst;
+}
+
+} // namespace Common
diff --git a/src/common/logging/backend.cpp b/src/common/logging/backend.cpp
index 90dfa22ca..7859344b9 100644
--- a/src/common/logging/backend.cpp
+++ b/src/common/logging/backend.cpp
@@ -222,6 +222,7 @@ void DebuggerBackend::Write(const Entry& entry) {
SUB(Service, NPNS) \
SUB(Service, NS) \
SUB(Service, NVDRV) \
+ SUB(Service, OLSC) \
SUB(Service, PCIE) \
SUB(Service, PCTL) \
SUB(Service, PCV) \
diff --git a/src/common/logging/log.h b/src/common/logging/log.h
index 13a4f1e30..835894918 100644
--- a/src/common/logging/log.h
+++ b/src/common/logging/log.h
@@ -95,6 +95,7 @@ enum class Class : ClassType {
Service_NPNS, ///< The NPNS service
Service_NS, ///< The NS services
Service_NVDRV, ///< The NVDRV (Nvidia driver) service
+ Service_OLSC, ///< The OLSC service
Service_PCIE, ///< The PCIe service
Service_PCTL, ///< The PCTL (Parental control) service
Service_PCV, ///< The PCV service
diff --git a/src/common/page_table.cpp b/src/common/page_table.cpp
index e5d3090d5..bccea0894 100644
--- a/src/common/page_table.cpp
+++ b/src/common/page_table.cpp
@@ -8,7 +8,7 @@ namespace Common {
PageTable::PageTable() = default;
-PageTable::~PageTable() = default;
+PageTable::~PageTable() noexcept = default;
void PageTable::Resize(std::size_t address_space_width_in_bits, std::size_t page_size_in_bits,
bool has_attribute) {
diff --git a/src/common/page_table.h b/src/common/page_table.h
index cf5eed780..9754fabf9 100644
--- a/src/common/page_table.h
+++ b/src/common/page_table.h
@@ -4,9 +4,7 @@
#pragma once
-#include <vector>
-
-#include <boost/icl/interval_map.hpp>
+#include <tuple>
#include "common/common_types.h"
#include "common/memory_hook.h"
@@ -51,13 +49,21 @@ struct SpecialRegion {
*/
struct PageTable {
PageTable();
- ~PageTable();
+ ~PageTable() noexcept;
+
+ PageTable(const PageTable&) = delete;
+ PageTable& operator=(const PageTable&) = delete;
+
+ PageTable(PageTable&&) noexcept = default;
+ PageTable& operator=(PageTable&&) noexcept = default;
/**
* Resizes the page table to be able to accomodate enough pages within
* a given address space.
*
* @param address_space_width_in_bits The address size width in bits.
+ * @param page_size_in_bits The page size in bits.
+ * @param has_attribute Whether or not this page has any backing attributes.
*/
void Resize(std::size_t address_space_width_in_bits, std::size_t page_size_in_bits,
bool has_attribute);
diff --git a/src/common/virtual_buffer.cpp b/src/common/virtual_buffer.cpp
index b009cb500..e3ca29258 100644
--- a/src/common/virtual_buffer.cpp
+++ b/src/common/virtual_buffer.cpp
@@ -13,7 +13,7 @@
namespace Common {
-void* AllocateMemoryPages(std::size_t size) {
+void* AllocateMemoryPages(std::size_t size) noexcept {
#ifdef _WIN32
void* base{VirtualAlloc(nullptr, size, MEM_COMMIT, PAGE_READWRITE)};
#else
@@ -29,7 +29,7 @@ void* AllocateMemoryPages(std::size_t size) {
return base;
}
-void FreeMemoryPages(void* base, [[maybe_unused]] std::size_t size) {
+void FreeMemoryPages(void* base, [[maybe_unused]] std::size_t size) noexcept {
if (!base) {
return;
}
diff --git a/src/common/virtual_buffer.h b/src/common/virtual_buffer.h
index 125cb42f0..91d430036 100644
--- a/src/common/virtual_buffer.h
+++ b/src/common/virtual_buffer.h
@@ -4,29 +4,53 @@
#pragma once
-#include "common/common_funcs.h"
+#include <type_traits>
+#include <utility>
namespace Common {
-void* AllocateMemoryPages(std::size_t size);
-void FreeMemoryPages(void* base, std::size_t size);
+void* AllocateMemoryPages(std::size_t size) noexcept;
+void FreeMemoryPages(void* base, std::size_t size) noexcept;
template <typename T>
-class VirtualBuffer final : NonCopyable {
+class VirtualBuffer final {
public:
+ static_assert(
+ std::is_trivially_constructible_v<T>,
+ "T must be trivially constructible, as non-trivial constructors will not be executed "
+ "with the current allocator");
+
constexpr VirtualBuffer() = default;
explicit VirtualBuffer(std::size_t count) : alloc_size{count * sizeof(T)} {
base_ptr = reinterpret_cast<T*>(AllocateMemoryPages(alloc_size));
}
- ~VirtualBuffer() {
+ ~VirtualBuffer() noexcept {
FreeMemoryPages(base_ptr, alloc_size);
}
+ VirtualBuffer(const VirtualBuffer&) = delete;
+ VirtualBuffer& operator=(const VirtualBuffer&) = delete;
+
+ VirtualBuffer(VirtualBuffer&& other) noexcept
+ : alloc_size{std::exchange(other.alloc_size, 0)}, base_ptr{std::exchange(other.base_ptr),
+ nullptr} {}
+
+ VirtualBuffer& operator=(VirtualBuffer&& other) noexcept {
+ alloc_size = std::exchange(other.alloc_size, 0);
+ base_ptr = std::exchange(other.base_ptr, nullptr);
+ return *this;
+ }
+
void resize(std::size_t count) {
+ const auto new_size = count * sizeof(T);
+ if (new_size == alloc_size) {
+ return;
+ }
+
FreeMemoryPages(base_ptr, alloc_size);
- alloc_size = count * sizeof(T);
+ alloc_size = new_size;
base_ptr = reinterpret_cast<T*>(AllocateMemoryPages(alloc_size));
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-08-16 19:29:43 +0200