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RandomX: added MSR mod for Zen 4

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+0.8% faster on Ryzen 9 7950X
This commit is contained in:
SChernykh 2022-10-01 18:33:04 +02:00
parent 7b52a41459
commit 7fc45dfb2d
6 changed files with 30 additions and 10 deletions
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7
src/backend/cpu/CpuWorker.cpp
View file

@ -77,8 +77,11 @@ xmrig::CpuWorker<N>::CpuWorker(size_t id, const CpuLaunchData &data) :
{
# ifdef XMRIG_ALGO_CN_HEAVY
// cn-heavy optimization for Zen3 CPUs
const bool is_vermeer = (Cpu::info()->arch() == ICpuInfo::ARCH_ZEN3) && (Cpu::info()->model() == 0x21);
if ((N == 1) && (m_av == CnHash::AV_SINGLE) && (m_algorithm.family() == Algorithm::CN_HEAVY) && (m_assembly != Assembly::NONE) && is_vermeer) {
const auto arch = Cpu::info()->arch();
const uint32_t model = Cpu::info()->model();
const bool is_vermeer = (arch == ICpuInfo::ARCH_ZEN3) && (model == 0x21);
const bool is_raphael = (arch == ICpuInfo::ARCH_ZEN4) && (model == 0x61);
if ((N == 1) && (m_av == CnHash::AV_SINGLE) && (m_algorithm.family() == Algorithm::CN_HEAVY) && (m_assembly != Assembly::NONE) && (is_vermeer || is_raphael)) {
std::lock_guard<std::mutex> lock(cn_heavyZen3MemoryMutex);
if (!cn_heavyZen3Memory) {
// Round up number of threads to the multiple of 8

6
src/backend/cpu/interfaces/ICpuInfo.h
View file

@ -45,19 +45,21 @@ public:
ARCH_ZEN,
ARCH_ZEN_PLUS,
ARCH_ZEN2,
ARCH_ZEN3
ARCH_ZEN3,
ARCH_ZEN4
};
enum MsrMod : uint32_t {
MSR_MOD_NONE,
MSR_MOD_RYZEN_17H,
MSR_MOD_RYZEN_19H,
MSR_MOD_RYZEN_19H_ZEN4,
MSR_MOD_INTEL,
MSR_MOD_CUSTOM,
MSR_MOD_MAX
};
# define MSR_NAMES_LIST "none", "ryzen_17h", "ryzen_19h", "intel", "custom"
# define MSR_NAMES_LIST "none", "ryzen_17h", "ryzen_19h", "ryzen_19h_zen4", "intel", "custom"
enum Flag : uint32_t {
FLAG_AES,

12
src/backend/cpu/platform/BasicCpuInfo.cpp
View file

@ -64,7 +64,7 @@ static_assert(kCpuFlagsSize == ICpuInfo::FLAG_MAX, "kCpuFlagsSize and FLAG_MAX m
#ifdef XMRIG_FEATURE_MSR
constexpr size_t kMsrArraySize = 5;
constexpr size_t kMsrArraySize = 6;
static const std::array<const char *, kMsrArraySize> msrNames = { MSR_NAMES_LIST };
static_assert(kMsrArraySize == ICpuInfo::MSR_MOD_MAX, "kMsrArraySize and MSR_MOD_MAX mismatch");
#endif
@ -250,8 +250,14 @@ xmrig::BasicCpuInfo::BasicCpuInfo() :
break;
case 0x19:
m_arch = ARCH_ZEN3;
m_msrMod = MSR_MOD_RYZEN_19H;
if (m_model == 0x61) {
m_arch = ARCH_ZEN4;
m_msrMod = MSR_MOD_RYZEN_19H_ZEN4;
}
else {
m_arch = ARCH_ZEN3;
m_msrMod = MSR_MOD_RYZEN_19H;
}
break;
default:

8
src/crypto/cn/CnHash.cpp
View file

@ -407,8 +407,12 @@ xmrig::cn_hash_fun xmrig::CnHash::fn(const Algorithm &algorithm, AlgoVariant av,
}
# ifdef XMRIG_ALGO_CN_HEAVY
// cn-heavy optimization for Zen3 CPUs
if ((av == AV_SINGLE) && (assembly != Assembly::NONE) && (Cpu::info()->arch() == ICpuInfo::ARCH_ZEN3) && (Cpu::info()->model() == 0x21)) {
// cn-heavy optimization for Zen3/Zen4 CPUs
const auto arch = Cpu::info()->arch();
const uint32_t model = Cpu::info()->model();
const bool is_vermeer = (arch == ICpuInfo::ARCH_ZEN3) && (model == 0x21);
const bool is_raphael = (arch == ICpuInfo::ARCH_ZEN4) && (model == 0x61);
if ((av == AV_SINGLE) && (assembly != Assembly::NONE) && (is_vermeer || is_raphael)) {
switch (algorithm.id()) {
case Algorithm::CN_HEAVY_0:
return cryptonight_single_hash<Algorithm::CN_HEAVY_0, false, 3>;

4
src/crypto/randomx/jit_compiler_x86.cpp
View file

@ -262,6 +262,10 @@ namespace randomx {
// AVX2 init is faster on Zen3
initDatasetAVX2 = true;
break;
case xmrig::ICpuInfo::ARCH_ZEN4:
// AVX2 init is slower on Zen4
initDatasetAVX2 = false;
break;
}
}
}

3
src/crypto/rx/RxConfig.cpp
View file

@ -58,12 +58,13 @@ static const std::array<const char *, RxConfig::ModeMax> modeNames = { "auto", "
#ifdef XMRIG_FEATURE_MSR
constexpr size_t kMsrArraySize = 5;
constexpr size_t kMsrArraySize = 6;
static const std::array<MsrItems, kMsrArraySize> msrPresets = {
MsrItems(),
MsrItems{{ 0xC0011020, 0ULL }, { 0xC0011021, 0x40ULL, ~0x20ULL }, { 0xC0011022, 0x1510000ULL }, { 0xC001102b, 0x2000cc16ULL }},
MsrItems{{ 0xC0011020, 0x0004480000000000ULL }, { 0xC0011021, 0x001c000200000040ULL, ~0x20ULL }, { 0xC0011022, 0xc000000401500000ULL }, { 0xC001102b, 0x2000cc14ULL }},
MsrItems{{ 0xC0011020, 0x0004400000000000ULL }, { 0xC0011021, 0x0004000000000040ULL, ~0x20ULL }, { 0xC0011022, 0x8680000401570000ULL }, { 0xC001102b, 0x2040cc10ULL }},
MsrItems{{ 0x1a4, 0xf }},
MsrItems()
};