General: Convert multiple namespace specifiers to nested namespace specifiers where applicable

Makes namespacing a little less noisy

src/common/address_range.h

@@ -8,8 +8,7 @@
 
 #include "common/common_types.h"
 
-namespace Dynarmic {
-namespace Common {
+namespace Dynarmic::Common {
 
 struct AddressRange {
     u32 start_address;
@@ -21,5 +20,4 @@ struct AddressRange {
     }
 };
 
-} // namespace Common
-} // namespace Dynarmic
+} // namespace Dynarmic::Common

src/common/bit_util.h

@@ -13,8 +13,7 @@
 
 #include "common/assert.h"
 
-namespace Dynarmic {
-namespace Common {
+namespace Dynarmic::Common {
 
 /// The size of a type in terms of bits
 template<typename T>
@@ -135,5 +134,4 @@ inline T RotateRight(T value, size_t amount) {
     return static_cast<T>((x >> amount) | (x << (BitSize<T>() - amount)));
 }
 
-} // namespace Common
-} // namespace Dynarmic
+} // namespace Dynarmic::Common

src/common/intrusive_list.h

@@ -13,8 +13,7 @@
 
 #include "common/assert.h"
 
-namespace Dynarmic {
-namespace Common {
+namespace Dynarmic::Common {
 
 template <typename T> class IntrusiveList;
 template <typename T> class IntrusiveListIterator;
@@ -374,5 +373,4 @@ void swap(IntrusiveList<T>& lhs, IntrusiveList<T>& rhs) noexcept {
     lhs.swap(rhs);
 }
 
-} // namespace Common
-} // namespace Dynarmic
+} // namespace Dynarmic::Common

src/common/iterator_util.h

@@ -8,9 +8,7 @@
 
 #include <iterator>
 
-namespace Dynarmic {
-namespace Common {
-
+namespace Dynarmic::Common {
 namespace detail {
 
 template<typename T>
@@ -35,5 +33,4 @@ detail::ReverseAdapter<T> Reverse(T&& iterable) {
     return detail::ReverseAdapter<T>{iterable};
 }
 
-} // namespace Common
-} // namespace Dynarmic
+} // namespace Dynarmic::Common

src/common/memory_pool.cpp

@@ -8,8 +8,7 @@
 
 #include "common/memory_pool.h"
 
-namespace Dynarmic {
-namespace Common {
+namespace Dynarmic::Common {
 
 Pool::Pool(size_t object_size, size_t initial_pool_size) : object_size(object_size), slab_size(initial_pool_size) {
     AllocateNewSlab();
@@ -42,6 +41,4 @@ void Pool::AllocateNewSlab() {
     remaining = slab_size;
 }
 
-
-} // namespace Common
-} // namespace Dynarmic
+} // namespace Dynarmic::Common

src/common/memory_pool.h

@@ -9,8 +9,7 @@
 #include <cstddef>
 #include <vector>
 
-namespace Dynarmic {
-namespace Common {
+namespace Dynarmic::Common {
 
 class Pool {
 public:
@@ -44,5 +43,4 @@ private:
     std::vector<char*> slabs;
 };
 
-} // namespace Common
-} // namespace Dynarmic
+} // namespace Dynarmic::Common

src/common/mp.h

@@ -9,8 +9,7 @@
 #include <cstddef>
 #include <tuple>
 
-namespace Dynarmic {
-namespace mp {
+namespace Dynarmic::mp {
 
 /// Used to provide information about an arbitrary function.
 template <typename Function>
@@ -80,5 +79,4 @@ using return_type_t = typename FunctionInfo<Function>::return_type;
 template <typename Function>
 using class_type_t = typename FunctionInfo<Function>::class_type;
 
-} // namespace mp
-} // namespace Dynarmic
+} // namespace Dynarmic::mp

src/common/string_util.h

@@ -6,13 +6,11 @@
 
 #pragma once
 
-namespace Dynarmic {
-namespace Common {
+namespace Dynarmic::Common {
 
 template <typename T>
 constexpr char SignToChar(T value) {
     return value >= 0 ? '+' : '-';
 }
 
-} // namespace Common
-} // namespace Dynarmic
+} // namespace Dynarmic::Common

src/common/variant_util.h

@@ -8,9 +8,7 @@
 
 #include <boost/variant.hpp>
 
-namespace Dynarmic {
-namespace Common {
-
+namespace Dynarmic::Common {
 namespace detail {
 
 template <typename ReturnT, typename Lambda>
@@ -29,5 +27,4 @@ inline ReturnT VisitVariant(Variant&& variant, Lambda&& lambda) {
     return boost::apply_visitor(detail::VariantVisitor<ReturnT, Lambda>(std::move(lambda)), variant);
 }
 
-} // namespace Common
-} // namespace Dynarmic
+} // namespace Dynarmic::Common