summaryrefslogtreecommitdiffstats
path: root/src
diff options
context:
space:
mode:
Diffstat (limited to '')
-rw-r--r--src/common/CMakeLists.txt1
-rw-r--r--src/common/container_hash.h91
-rw-r--r--src/tests/CMakeLists.txt1
-rw-r--r--src/tests/common/container_hash.cpp41
-rw-r--r--src/video_core/macro/macro.cpp6
5 files changed, 137 insertions, 3 deletions
diff --git a/src/common/CMakeLists.txt b/src/common/CMakeLists.txt
index 90805babe..c1d2b24a1 100644
--- a/src/common/CMakeLists.txt
+++ b/src/common/CMakeLists.txt
@@ -38,6 +38,7 @@ add_library(common STATIC
common_precompiled_headers.h
common_types.h
concepts.h
+ container_hash.h
demangle.cpp
demangle.h
div_ceil.h
diff --git a/src/common/container_hash.h b/src/common/container_hash.h
new file mode 100644
index 000000000..cfc5dfea8
--- /dev/null
+++ b/src/common/container_hash.h
@@ -0,0 +1,91 @@
+// SPDX-FileCopyrightText: 2005-2014 Daniel James
+// SPDX-FileCopyrightText: 2016 Austin Appleby
+// SPDX-License-Identifier: BSL-1.0
+
+#include <array>
+#include <cstdint>
+#include <limits>
+#include <type_traits>
+#include <vector>
+
+namespace Common {
+
+namespace detail {
+
+template <typename T>
+ requires std::is_unsigned_v<T>
+inline std::size_t HashValue(T val) {
+ const unsigned int size_t_bits = std::numeric_limits<std::size_t>::digits;
+ const unsigned int length =
+ (std::numeric_limits<T>::digits - 1) / static_cast<unsigned int>(size_t_bits);
+
+ std::size_t seed = 0;
+
+ for (unsigned int i = length * size_t_bits; i > 0; i -= size_t_bits) {
+ seed ^= static_cast<size_t>(val >> i) + (seed << 6) + (seed >> 2);
+ }
+
+ seed ^= static_cast<size_t>(val) + (seed << 6) + (seed >> 2);
+
+ return seed;
+}
+
+template <size_t Bits>
+struct HashCombineImpl {
+ template <typename T>
+ static inline T fn(T seed, T value) {
+ seed ^= value + 0x9e3779b9 + (seed << 6) + (seed >> 2);
+ return seed;
+ }
+};
+
+template <>
+struct HashCombineImpl<64> {
+ static inline std::uint64_t fn(std::uint64_t h, std::uint64_t k) {
+ const std::uint64_t m = (std::uint64_t(0xc6a4a793) << 32) + 0x5bd1e995;
+ const int r = 47;
+
+ k *= m;
+ k ^= k >> r;
+ k *= m;
+
+ h ^= k;
+ h *= m;
+
+ // Completely arbitrary number, to prevent 0's
+ // from hashing to 0.
+ h += 0xe6546b64;
+
+ return h;
+ }
+};
+
+} // namespace detail
+
+template <typename T>
+inline void HashCombine(std::size_t& seed, const T& v) {
+ seed = detail::HashCombineImpl<sizeof(std::size_t) * CHAR_BIT>::fn(seed, detail::HashValue(v));
+}
+
+template <typename It>
+inline std::size_t HashRange(It first, It last) {
+ std::size_t seed = 0;
+
+ for (; first != last; ++first) {
+ HashCombine<typename std::iterator_traits<It>::value_type>(seed, *first);
+ }
+
+ return seed;
+}
+
+template <typename T, size_t Size>
+std::size_t HashValue(const std::array<T, Size>& v) {
+ return HashRange(v.cbegin(), v.cend());
+}
+
+template <typename T, typename Allocator>
+std::size_t HashValue(const std::vector<T, Allocator>& v) {
+ return HashRange(v.cbegin(), v.cend());
+}
+
+} // namespace Common
diff --git a/src/tests/CMakeLists.txt b/src/tests/CMakeLists.txt
index ae84408bc..39b774c98 100644
--- a/src/tests/CMakeLists.txt
+++ b/src/tests/CMakeLists.txt
@@ -4,6 +4,7 @@
add_executable(tests
common/bit_field.cpp
common/cityhash.cpp
+ common/container_hash.cpp
common/fibers.cpp
common/host_memory.cpp
common/param_package.cpp
diff --git a/src/tests/common/container_hash.cpp b/src/tests/common/container_hash.cpp
new file mode 100644
index 000000000..923ac62db
--- /dev/null
+++ b/src/tests/common/container_hash.cpp
@@ -0,0 +1,41 @@
+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include <catch2/catch_test_macros.hpp>
+
+#include "common/common_types.h"
+#include "common/container_hash.h"
+
+TEST_CASE("ContainerHash", "[common]") {
+ constexpr std::array<u8, 32> U8Values{
+ 114, 10, 238, 189, 199, 242, 86, 96, 53, 193, 195, 247, 249, 56, 253, 61,
+ 205, 3, 172, 4, 210, 197, 43, 72, 103, 8, 99, 89, 5, 97, 68, 196,
+ };
+ constexpr std::array<u16, 32> U16Values{
+ 61586, 49151, 3313, 11641, 31695, 54795, 46764, 20965, 23287, 14039, 19265,
+ 49093, 58932, 22518, 27139, 42825, 57417, 54237, 48057, 14586, 42813, 32994,
+ 33970, 45501, 5619, 15895, 33227, 27509, 25391, 37275, 60218, 17599,
+ };
+ constexpr std::array<u32, 32> U32Values{
+ 3838402410, 2029146863, 1730869921, 985528872, 186773874, 2094639868, 3324775932,
+ 1795512424, 2571165571, 3256934519, 2358691590, 2752682538, 1484336451, 378124520,
+ 3463015699, 3395942161, 1263211979, 3473632889, 3039822212, 2068707357, 2223837919,
+ 1823232191, 1583884041, 1264393380, 4087566993, 3188607101, 3933680362, 1464520765,
+ 1786838406, 1311734848, 2773642241, 3993641692,
+ };
+ constexpr std::array<u64, 32> U64Values{
+ 5908025796157537817, 10947547850358315100, 844798943576724669, 7999662937458523703,
+ 4006550374705895164, 1832550525423503632, 9323088254855830976, 12028890075598379412,
+ 6021511300787826236, 7864675007938747948, 18099387408859708806, 6438638299316820708,
+ 9029399285648501543, 18195459433089960253, 17214335092761966083, 5549347964591337833,
+ 14899526073304962015, 5058883181561464475, 7436311795731206973, 7535129567768649864,
+ 1287169596809258072, 8237671246353565927, 1715230541978016153, 8443157615068813300,
+ 6098675262328527839, 704652094100376853, 1303411723202926503, 7808312933946424854,
+ 6863726670433556594, 9870361541383217495, 9273671094091079488, 17541434976160119010,
+ };
+
+ REQUIRE(Common::HashValue(U8Values) == 5867183267093890552);
+ REQUIRE(Common::HashValue(U16Values) == 9594135570564347135);
+ REQUIRE(Common::HashValue(U32Values) == 13123757214696618460);
+ REQUIRE(Common::HashValue(U64Values) == 7296500016546938380);
+}
diff --git a/src/video_core/macro/macro.cpp b/src/video_core/macro/macro.cpp
index 82ad0477d..905505ca1 100644
--- a/src/video_core/macro/macro.cpp
+++ b/src/video_core/macro/macro.cpp
@@ -6,7 +6,7 @@
#include <optional>
#include <span>
-#include <boost/container_hash/hash.hpp>
+#include "common/container_hash.h"
#include <fstream>
#include "common/assert.h"
@@ -89,7 +89,7 @@ void MacroEngine::Execute(u32 method, const std::vector<u32>& parameters) {
if (!mid_method.has_value()) {
cache_info.lle_program = Compile(macro_code->second);
- cache_info.hash = boost::hash_value(macro_code->second);
+ cache_info.hash = Common::HashValue(macro_code->second);
if (Settings::values.dump_macros) {
Dump(cache_info.hash, macro_code->second);
}
@@ -100,7 +100,7 @@ void MacroEngine::Execute(u32 method, const std::vector<u32>& parameters) {
code.resize(macro_cached.size() - rebased_method);
std::memcpy(code.data(), macro_cached.data() + rebased_method,
code.size() * sizeof(u32));
- cache_info.hash = boost::hash_value(code);
+ cache_info.hash = Common::HashValue(code);
cache_info.lle_program = Compile(code);
if (Settings::values.dump_macros) {
Dump(cache_info.hash, code);