v6.13.0

Support for solo mining with miner signatures (Wownero)

CHANGELOG.md

@@ -1,3 +1,33 @@
+# v6.13.0
+- [#2445](https://github.com/xmrig/xmrig/pull/2445) Added support for solo mining with miner signatures for the upcoming Wownero fork.
+
+# v6.12.2
+- [#2280](https://github.com/xmrig/xmrig/issues/2280) GPU backends are now disabled in benchmark mode.
+- [#2322](https://github.com/xmrig/xmrig/pull/2322) Improved MSR compatibility with recent Linux kernels and updated `randomx_boost.sh`.
+- [#2340](https://github.com/xmrig/xmrig/pull/2340) Fixed AES detection on FreeBSD on ARM.
+- [#2341](https://github.com/xmrig/xmrig/pull/2341) `sse2neon` updated to the latest version.
+- [#2351](https://github.com/xmrig/xmrig/issues/2351) Fixed help output for `--cpu-priority` and `--cpu-affinity` option.
+- [#2375](https://github.com/xmrig/xmrig/pull/2375) Fixed macOS CUDA backend default loader name.
+- [#2378](https://github.com/xmrig/xmrig/pull/2378) Fixed broken light mode mining on x86.
+- [#2379](https://github.com/xmrig/xmrig/pull/2379) Fixed CL code for KawPow where it assumes everything is AMD.
+- [#2386](https://github.com/xmrig/xmrig/pull/2386) RandomX: enabled `IMUL_RCP` optimization for light mode mining.
+- [#2393](https://github.com/xmrig/xmrig/pull/2393) RandomX: added BMI2 version for scratchpad prefetch.
+- [#2395](https://github.com/xmrig/xmrig/pull/2395) RandomX: rewrote dataset read code.
+- [#2398](https://github.com/xmrig/xmrig/pull/2398) RandomX: optimized ARMv8 dataset read.
+- Added `argon2/ninja` alias for `argon2/wrkz` algorithm.
+
+# v6.12.1
+- [#2296](https://github.com/xmrig/xmrig/pull/2296) Fixed Zen3 assembly code for `cn/upx2` algorithm.
+
+# v6.12.0
+- [#2276](https://github.com/xmrig/xmrig/pull/2276) Added support for Uplexa (`cn/upx2` algorithm).
+- [#2261](https://github.com/xmrig/xmrig/pull/2261) Show total hashrate if compiled without OpenCL.
+- [#2289](https://github.com/xmrig/xmrig/pull/2289) RandomX: optimized `IMUL_RCP` instruction.
+- Added support for `--user` command line option for online benchmark.
+
+# v6.11.2
+- [#2207](https://github.com/xmrig/xmrig/issues/2207) Fixed regression in HTTP parser and llhttp updated to v5.1.0.
+
 # v6.11.1
 - [#2239](https://github.com/xmrig/xmrig/pull/2239) Fixed broken `coin` setting functionality.
 

CMakeLists.txt

@@ -5,6 +5,7 @@ option(WITH_HWLOC           "Enable hwloc support" ON)
 option(WITH_CN_LITE         "Enable CryptoNight-Lite algorithms family" ON)
 option(WITH_CN_HEAVY        "Enable CryptoNight-Heavy algorithms family" ON)
 option(WITH_CN_PICO         "Enable CryptoNight-Pico algorithm" ON)
+option(WITH_CN_FEMTO        "Enable CryptoNight-UPX2 algorithm" ON)
 option(WITH_RANDOMX         "Enable RandomX algorithms family" ON)
 option(WITH_ARGON2          "Enable Argon2 algorithms family" ON)
 option(WITH_ASTROBWT        "Enable AstroBWT algorithms family" ON)
@@ -196,6 +197,10 @@ if (WITH_CN_PICO)
     add_definitions(/DXMRIG_ALGO_CN_PICO)
 endif()
 
+if (WITH_CN_FEMTO)
+    add_definitions(/DXMRIG_ALGO_CN_FEMTO)
+endif()
+
 if (WITH_EMBEDDED_CONFIG)
     add_definitions(/DXMRIG_FEATURE_EMBEDDED_CONFIG)
 endif()

cmake/os.cmake

@@ -1,3 +1,7 @@
+if (CMAKE_SIZEOF_VOID_P EQUAL 8)
+    add_definitions(/DXMRIG_64_BIT)
+endif()
+
 if (WIN32)
     set(XMRIG_OS_WIN ON)
 elseif (APPLE)

scripts/build.openssl.sh

@@ -1,6 +1,6 @@
 #!/bin/bash -e
 
-OPENSSL_VERSION="1.1.1j"
+OPENSSL_VERSION="1.1.1k"
 
 mkdir -p deps
 mkdir -p deps/include
@@ -17,4 +17,4 @@ make -j$(nproc || sysctl -n hw.ncpu || sysctl -n hw.logicalcpu)
 cp -fr include ../../deps
 cp libcrypto.a ../../deps/lib
 cp libssl.a ../../deps/lib
-cd ..
+cd ..

scripts/randomx_boost.sh

@@ -1,28 +1,34 @@
-#!/bin/bash
+#!/bin/sh -e
 
-modprobe msr
+MSR_FILE=/sys/module/msr/parameters/allow_writes
 
-if cat /proc/cpuinfo | grep "AMD Ryzen" > /dev/null;
+if test -e "$MSR_FILE"; then
+	echo on > $MSR_FILE
+else
+	modprobe msr allow_writes=on
+fi
+
+if grep -E 'AMD Ryzen|AMD EPYC' /proc/cpuinfo > /dev/null;
 	then
-	if cat /proc/cpuinfo | grep "cpu family[[:space:]]:[[:space:]]25" > /dev/null;
+	if grep "cpu family[[:space:]]:[[:space:]]25" /proc/cpuinfo > /dev/null;
 		then
-			echo "Detected Ryzen (Zen3)"
+			echo "Detected Zen3 CPU"
 			wrmsr -a 0xc0011020 0x4480000000000
 			wrmsr -a 0xc0011021 0x1c000200000040
 			wrmsr -a 0xc0011022 0xc000000401500000
 			wrmsr -a 0xc001102b 0x2000cc14
-			echo "MSR register values for Ryzen (Zen3) applied"
+			echo "MSR register values for Zen3 applied"
 		else
-			echo "Detected Ryzen (Zen1/Zen2)"
+			echo "Detected Zen1/Zen2 CPU"
 			wrmsr -a 0xc0011020 0
 			wrmsr -a 0xc0011021 0x40
 			wrmsr -a 0xc0011022 0x1510000
 			wrmsr -a 0xc001102b 0x2000cc16
-			echo "MSR register values for Ryzen (Zen1/Zen2) applied"
+			echo "MSR register values for Zen1/Zen2 applied"
 		fi
-elif cat /proc/cpuinfo | grep "Intel" > /dev/null;
+elif grep "Intel" /proc/cpuinfo > /dev/null;
 	then
-		echo "Detected Intel"
+		echo "Detected Intel CPU"
 		wrmsr -a 0x1a4 0xf
 		echo "MSR register values for Intel applied"
 else

src/3rdparty/llhttp/api.c

@@ -24,6 +24,70 @@ void llhttp_init(llhttp_t* parser, llhttp_type_t type,
 }
 
 
+#if defined(__wasm__)
+
+extern int wasm_on_message_begin(llhttp_t * p);
+extern int wasm_on_url(llhttp_t* p, const char* at, size_t length);
+extern int wasm_on_status(llhttp_t* p, const char* at, size_t length);
+extern int wasm_on_header_field(llhttp_t* p, const char* at, size_t length);
+extern int wasm_on_header_value(llhttp_t* p, const char* at, size_t length);
+extern int wasm_on_headers_complete(llhttp_t * p);
+extern int wasm_on_body(llhttp_t* p, const char* at, size_t length);
+extern int wasm_on_message_complete(llhttp_t * p);
+
+const llhttp_settings_t wasm_settings = {
+  wasm_on_message_begin,
+  wasm_on_url,
+  wasm_on_status,
+  wasm_on_header_field,
+  wasm_on_header_value,
+  wasm_on_headers_complete,
+  wasm_on_body,
+  wasm_on_message_complete,
+  NULL,
+  NULL,
+};
+
+
+llhttp_t* llhttp_alloc(llhttp_type_t type) {
+  llhttp_t* parser = malloc(sizeof(llhttp_t));
+  llhttp_init(parser, type, &wasm_settings);
+  return parser;
+}
+
+void llhttp_free(llhttp_t* parser) {
+  free(parser);
+}
+
+/* Some getters required to get stuff from the parser */
+
+uint8_t llhttp_get_type(llhttp_t* parser) {
+  return parser->type;
+}
+
+uint8_t llhttp_get_http_major(llhttp_t* parser) {
+  return parser->http_major;
+}
+
+uint8_t llhttp_get_http_minor(llhttp_t* parser) {
+  return parser->http_minor;
+}
+
+uint8_t llhttp_get_method(llhttp_t* parser) {
+  return parser->method;
+}
+
+int llhttp_get_status_code(llhttp_t* parser) {
+  return parser->status_code;
+}
+
+uint8_t llhttp_get_upgrade(llhttp_t* parser) {
+  return parser->upgrade;
+}
+
+#endif  // defined(__wasm__)
+
+
 void llhttp_reset(llhttp_t* parser) {
   llhttp_type_t type = parser->type;
   const llhttp_settings_t* settings = parser->settings;
@@ -150,6 +214,7 @@ void llhttp_set_lenient_headers(llhttp_t* parser, int enabled) {
   }
 }
 
+
 void llhttp_set_lenient_chunked_length(llhttp_t* parser, int enabled) {
   if (enabled) {
     parser->lenient_flags |= LENIENT_CHUNKED_LENGTH;
@@ -159,6 +224,14 @@ void llhttp_set_lenient_chunked_length(llhttp_t* parser, int enabled) {
 }
 
 
+void llhttp_set_lenient_keep_alive(llhttp_t* parser, int enabled) {
+  if (enabled) {
+    parser->lenient_flags |= LENIENT_KEEP_ALIVE;
+  } else {
+    parser->lenient_flags &= ~LENIENT_KEEP_ALIVE;
+  }
+}
+
 /* Callbacks */
 
 

src/3rdparty/llhttp/api.h

@@ -5,6 +5,12 @@ extern "C" {
 #endif
 #include <stddef.h>
 
+#if defined(__wasm__)
+#define LLHTTP_EXPORT __attribute__((visibility("default")))
+#else
+#define LLHTTP_EXPORT
+#endif
+
 typedef llhttp__internal_t llhttp_t;
 typedef struct llhttp_settings_s llhttp_settings_t;
 
@@ -55,15 +61,46 @@ struct llhttp_settings_s {
  * the `parser` here. In practice, `settings` has to be either a static
  * variable or be allocated with `malloc`, `new`, etc.
  */
+LLHTTP_EXPORT
 void llhttp_init(llhttp_t* parser, llhttp_type_t type,
                  const llhttp_settings_t* settings);
 
+#if defined(__wasm__)
+
+LLHTTP_EXPORT
+llhttp_t* llhttp_alloc(llhttp_type_t type);
+
+LLHTTP_EXPORT
+void llhttp_free(llhttp_t* parser);
+
+LLHTTP_EXPORT
+uint8_t llhttp_get_type(llhttp_t* parser);
+
+LLHTTP_EXPORT
+uint8_t llhttp_get_http_major(llhttp_t* parser);
+
+LLHTTP_EXPORT
+uint8_t llhttp_get_http_minor(llhttp_t* parser);
+
+LLHTTP_EXPORT
+uint8_t llhttp_get_method(llhttp_t* parser);
+
+LLHTTP_EXPORT
+int llhttp_get_status_code(llhttp_t* parser);
+
+LLHTTP_EXPORT
+uint8_t llhttp_get_upgrade(llhttp_t* parser);
+
+#endif  // defined(__wasm__)
+
 /* Reset an already initialized parser back to the start state, preserving the
  * existing parser type, callback settings, user data, and lenient flags.
  */
+LLHTTP_EXPORT
 void llhttp_reset(llhttp_t* parser);
 
 /* Initialize the settings object */
+LLHTTP_EXPORT
 void llhttp_settings_init(llhttp_settings_t* settings);
 
 /* Parse full or partial request/response, invoking user callbacks along the
@@ -82,6 +119,7 @@ void llhttp_settings_init(llhttp_settings_t* settings);
  * to return the same error upon each successive call up until `llhttp_init()`
  * is called.
  */
+LLHTTP_EXPORT
 llhttp_errno_t llhttp_execute(llhttp_t* parser, const char* data, size_t len);
 
 /* This method should be called when the other side has no further bytes to
@@ -92,16 +130,19 @@ llhttp_errno_t llhttp_execute(llhttp_t* parser, const char* data, size_t len);
  * connection. This method will invoke `on_message_complete()` callback if the
  * request was terminated safely. Otherwise a error code would be returned.
  */
+LLHTTP_EXPORT
 llhttp_errno_t llhttp_finish(llhttp_t* parser);
 
 /* Returns `1` if the incoming message is parsed until the last byte, and has
  * to be completed by calling `llhttp_finish()` on EOF
  */
+LLHTTP_EXPORT
 int llhttp_message_needs_eof(const llhttp_t* parser);
 
 /* Returns `1` if there might be any other messages following the last that was
  * successfully parsed.
  */
+LLHTTP_EXPORT
 int llhttp_should_keep_alive(const llhttp_t* parser);
 
 /* Make further calls of `llhttp_execute()` return `HPE_PAUSED` and set
@@ -110,6 +151,7 @@ int llhttp_should_keep_alive(const llhttp_t* parser);
  * Important: do not call this from user callbacks! User callbacks must return
  * `HPE_PAUSED` if pausing is required.
  */
+LLHTTP_EXPORT
 void llhttp_pause(llhttp_t* parser);
 
 /* Might be called to resume the execution after the pause in user's callback.
@@ -117,6 +159,7 @@ void llhttp_pause(llhttp_t* parser);
  *
  * Call this only if `llhttp_execute()` returns `HPE_PAUSED`.
  */
+LLHTTP_EXPORT
 void llhttp_resume(llhttp_t* parser);
 
 /* Might be called to resume the execution after the pause in user's callback.
@@ -124,9 +167,11 @@ void llhttp_resume(llhttp_t* parser);
  *
  * Call this only if `llhttp_execute()` returns `HPE_PAUSED_UPGRADE`
  */
+LLHTTP_EXPORT
 void llhttp_resume_after_upgrade(llhttp_t* parser);
 
 /* Returns the latest return error */
+LLHTTP_EXPORT
 llhttp_errno_t llhttp_get_errno(const llhttp_t* parser);
 
 /* Returns the verbal explanation of the latest returned error.
@@ -134,6 +179,7 @@ llhttp_errno_t llhttp_get_errno(const llhttp_t* parser);
  * Note: User callback should set error reason when returning the error. See
  * `llhttp_set_error_reason()` for details.
  */
+LLHTTP_EXPORT
 const char* llhttp_get_error_reason(const llhttp_t* parser);
 
 /* Assign verbal description to the returned error. Must be called in user
@@ -141,6 +187,7 @@ const char* llhttp_get_error_reason(const llhttp_t* parser);
  *
  * Note: `HPE_USER` error code might be useful in user callbacks.
  */
+LLHTTP_EXPORT
 void llhttp_set_error_reason(llhttp_t* parser, const char* reason);
 
 /* Returns the pointer to the last parsed byte before the returned error. The
@@ -148,12 +195,15 @@ void llhttp_set_error_reason(llhttp_t* parser, const char* reason);
  *
  * Note: this method might be useful for counting the number of parsed bytes.
  */
+LLHTTP_EXPORT
 const char* llhttp_get_error_pos(const llhttp_t* parser);
 
 /* Returns textual name of error code */
+LLHTTP_EXPORT
 const char* llhttp_errno_name(llhttp_errno_t err);
 
 /* Returns textual name of HTTP method */
+LLHTTP_EXPORT
 const char* llhttp_method_name(llhttp_method_t method);
 
 
@@ -166,6 +216,7 @@ const char* llhttp_method_name(llhttp_method_t method);
  *
  * **(USE AT YOUR OWN RISK)**
  */
+LLHTTP_EXPORT
 void llhttp_set_lenient_headers(llhttp_t* parser, int enabled);
 
 
@@ -179,8 +230,23 @@ void llhttp_set_lenient_headers(llhttp_t* parser, int enabled);
  *
  * **(USE AT YOUR OWN RISK)**
  */
+LLHTTP_EXPORT
 void llhttp_set_lenient_chunked_length(llhttp_t* parser, int enabled);
 
+
+/* Enables/disables lenient handling of `Connection: close` and HTTP/1.0
+ * requests responses.
+ *
+ * Normally `llhttp` would error on (in strict mode) or discard (in loose mode)
+ * the HTTP request/response after the request/response with `Connection: close`
+ * and `Content-Length`. This is important to prevent cache poisoning attacks,
+ * but might interact badly with outdated and insecure clients. With this flag
+ * the extra request/response will be parsed normally.
+ *
+ * **(USE AT YOUR OWN RISK)**
+ */
+void llhttp_set_lenient_keep_alive(llhttp_t* parser, int enabled);
+
 #ifdef __cplusplus
 }  /* extern "C" */
 #endif

src/3rdparty/llhttp/llhttp.c

@@ -627,6 +627,13 @@ int llhttp__internal__c_update_finish_1(
   return 0;
 }
 
+int llhttp__internal__c_test_lenient_flags(
+    llhttp__internal_t* state,
+    const unsigned char* p,
+    const unsigned char* endp) {
+  return (state->lenient_flags & 4) == 4;
+}
+
 int llhttp__internal__c_test_flags_1(
     llhttp__internal_t* state,
     const unsigned char* p,
@@ -634,7 +641,7 @@ int llhttp__internal__c_test_flags_1(
   return (state->flags & 544) == 544;
 }
 
-int llhttp__internal__c_test_lenient_flags(
+int llhttp__internal__c_test_lenient_flags_1(
     llhttp__internal_t* state,
     const unsigned char* p,
     const unsigned char* endp) {
@@ -802,7 +809,7 @@ int llhttp__internal__c_update_header_state_2(
   return 0;
 }
 
-int llhttp__internal__c_test_lenient_flags_1(
+int llhttp__internal__c_test_lenient_flags_2(
     llhttp__internal_t* state,
     const unsigned char* p,
     const unsigned char* endp) {
@@ -1661,7 +1668,7 @@ static llparse_state_t llhttp__internal__run(
           goto s_n_llhttp__internal__n_span_end_llhttp__on_header_value_2;
         }
         default: {
-          goto s_n_llhttp__internal__n_invoke_test_lenient_flags_1;
+          goto s_n_llhttp__internal__n_invoke_test_lenient_flags_2;
         }
       }
       /* UNREACHABLE */;
@@ -5733,10 +5740,20 @@ static llparse_state_t llhttp__internal__run(
     /* UNREACHABLE */;
     abort();
   }
+  s_n_llhttp__internal__n_invoke_test_lenient_flags: {
+    switch (llhttp__internal__c_test_lenient_flags(state, p, endp)) {
+      case 1:
+        goto s_n_llhttp__internal__n_invoke_update_finish_2;
+      default:
+        goto s_n_llhttp__internal__n_closed;
+    }
+    /* UNREACHABLE */;
+    abort();
+  }
   s_n_llhttp__internal__n_invoke_update_finish_1: {
     switch (llhttp__internal__c_update_finish_1(state, p, endp)) {
       default:
-        goto s_n_llhttp__internal__n_closed;
+        goto s_n_llhttp__internal__n_invoke_test_lenient_flags;
     }
     /* UNREACHABLE */;
     abort();
@@ -6098,8 +6115,8 @@ static llparse_state_t llhttp__internal__run(
     /* UNREACHABLE */;
     abort();
   }
-  s_n_llhttp__internal__n_invoke_test_lenient_flags: {
-    switch (llhttp__internal__c_test_lenient_flags(state, p, endp)) {
+  s_n_llhttp__internal__n_invoke_test_lenient_flags_1: {
+    switch (llhttp__internal__c_test_lenient_flags_1(state, p, endp)) {
       case 0:
         goto s_n_llhttp__internal__n_error_15;
       default:
@@ -6111,7 +6128,7 @@ static llparse_state_t llhttp__internal__run(
   s_n_llhttp__internal__n_invoke_test_flags_1: {
     switch (llhttp__internal__c_test_flags_1(state, p, endp)) {
       case 1:
-        goto s_n_llhttp__internal__n_invoke_test_lenient_flags;
+        goto s_n_llhttp__internal__n_invoke_test_lenient_flags_1;
       default:
         goto s_n_llhttp__internal__n_invoke_llhttp__before_headers_complete;
     }
@@ -6365,8 +6382,8 @@ static llparse_state_t llhttp__internal__run(
     /* UNREACHABLE */;
     abort();
   }
-  s_n_llhttp__internal__n_invoke_test_lenient_flags_1: {
-    switch (llhttp__internal__c_test_lenient_flags_1(state, p, endp)) {
+  s_n_llhttp__internal__n_invoke_test_lenient_flags_2: {
+    switch (llhttp__internal__c_test_lenient_flags_2(state, p, endp)) {
       case 1:
         goto s_n_llhttp__internal__n_header_value_lenient;
       default:
@@ -6727,7 +6744,7 @@ static llparse_state_t llhttp__internal__run(
     abort();
   }
   s_n_llhttp__internal__n_error_29: {
-    state->error = 0x16;
+    state->error = 0x17;
     state->reason = "Pause on PRI/Upgrade";
     state->error_pos = (const char*) p;
     state->_current = (void*) (intptr_t) s_error;
@@ -7906,6 +7923,7 @@ reset:
 
 enum llparse_state_e {
   s_error,
+  s_n_llhttp__internal__n_closed,
   s_n_llhttp__internal__n_invoke_llhttp__after_message_complete,
   s_n_llhttp__internal__n_pause_1,
   s_n_llhttp__internal__n_invoke_is_equal_upgrade,
@@ -8199,6 +8217,13 @@ int llhttp__internal__c_update_finish_1(
   return 0;
 }
 
+int llhttp__internal__c_test_lenient_flags(
+    llhttp__internal_t* state,
+    const unsigned char* p,
+    const unsigned char* endp) {
+  return (state->lenient_flags & 4) == 4;
+}
+
 int llhttp__internal__c_test_flags_1(
     llhttp__internal_t* state,
     const unsigned char* p,
@@ -8206,7 +8231,7 @@ int llhttp__internal__c_test_flags_1(
   return (state->flags & 544) == 544;
 }
 
-int llhttp__internal__c_test_lenient_flags(
+int llhttp__internal__c_test_lenient_flags_1(
     llhttp__internal_t* state,
     const unsigned char* p,
     const unsigned char* endp) {
@@ -8278,7 +8303,7 @@ int llhttp__internal__c_or_flags(
   return 0;
 }
 
-int llhttp__internal__c_update_finish_2(
+int llhttp__internal__c_update_finish_3(
     llhttp__internal_t* state,
     const unsigned char* p,
     const unsigned char* endp) {
@@ -8374,7 +8399,7 @@ int llhttp__internal__c_update_header_state_2(
   return 0;
 }
 
-int llhttp__internal__c_test_lenient_flags_1(
+int llhttp__internal__c_test_lenient_flags_2(
     llhttp__internal_t* state,
     const unsigned char* p,
     const unsigned char* endp) {
@@ -8574,9 +8599,21 @@ static llparse_state_t llhttp__internal__run(
     const unsigned char* endp) {
   int match;
   switch ((llparse_state_t) (intptr_t) state->_current) {
+    case s_n_llhttp__internal__n_closed:
+    s_n_llhttp__internal__n_closed: {
+      if (p == endp) {
+        return s_n_llhttp__internal__n_closed;
+      }
+      p++;
+      goto s_n_llhttp__internal__n_closed;
+      /* UNREACHABLE */;
+      abort();
+    }
     case s_n_llhttp__internal__n_invoke_llhttp__after_message_complete:
     s_n_llhttp__internal__n_invoke_llhttp__after_message_complete: {
       switch (llhttp__after_message_complete(state, p, endp)) {
+        case 1:
+          goto s_n_llhttp__internal__n_invoke_update_finish_2;
         default:
           goto s_n_llhttp__internal__n_invoke_update_finish_1;
       }
@@ -9045,7 +9082,7 @@ static llparse_state_t llhttp__internal__run(
         case 3:
           goto s_n_llhttp__internal__n_span_start_llhttp__on_body_1;
         case 4:
-          goto s_n_llhttp__internal__n_invoke_update_finish_2;
+          goto s_n_llhttp__internal__n_invoke_update_finish_3;
         case 5:
           goto s_n_llhttp__internal__n_error_10;
         default:
@@ -9184,7 +9221,7 @@ static llparse_state_t llhttp__internal__run(
           goto s_n_llhttp__internal__n_span_end_llhttp__on_header_value_2;
         }
         default: {
-          goto s_n_llhttp__internal__n_invoke_test_lenient_flags_1;
+          goto s_n_llhttp__internal__n_invoke_test_lenient_flags_2;
         }
       }
       /* UNREACHABLE */;
@@ -13077,7 +13114,7 @@ static llparse_state_t llhttp__internal__run(
     /* UNREACHABLE */;
     abort();
   }
-  s_n_llhttp__internal__n_invoke_update_finish_1: {
+  s_n_llhttp__internal__n_invoke_update_finish_2: {
     switch (llhttp__internal__c_update_finish_1(state, p, endp)) {
       default:
         goto s_n_llhttp__internal__n_start;
@@ -13085,6 +13122,24 @@ static llparse_state_t llhttp__internal__run(
     /* UNREACHABLE */;
     abort();
   }
+  s_n_llhttp__internal__n_invoke_test_lenient_flags: {
+    switch (llhttp__internal__c_test_lenient_flags(state, p, endp)) {
+      case 1:
+        goto s_n_llhttp__internal__n_invoke_update_finish_2;
+      default:
+        goto s_n_llhttp__internal__n_closed;
+    }
+    /* UNREACHABLE */;
+    abort();
+  }
+  s_n_llhttp__internal__n_invoke_update_finish_1: {
+    switch (llhttp__internal__c_update_finish_1(state, p, endp)) {
+      default:
+        goto s_n_llhttp__internal__n_invoke_test_lenient_flags;
+    }
+    /* UNREACHABLE */;
+    abort();
+  }
   s_n_llhttp__internal__n_pause_5: {
     state->error = 0x15;
     state->reason = "on_message_complete pause";
@@ -13311,8 +13366,8 @@ static llparse_state_t llhttp__internal__run(
     /* UNREACHABLE */;
     abort();
   }
-  s_n_llhttp__internal__n_invoke_update_finish_2: {
-    switch (llhttp__internal__c_update_finish_2(state, p, endp)) {
+  s_n_llhttp__internal__n_invoke_update_finish_3: {
+    switch (llhttp__internal__c_update_finish_3(state, p, endp)) {
       default:
         goto s_n_llhttp__internal__n_span_start_llhttp__on_body_2;
     }
@@ -13424,8 +13479,8 @@ static llparse_state_t llhttp__internal__run(
     /* UNREACHABLE */;
     abort();
   }
-  s_n_llhttp__internal__n_invoke_test_lenient_flags: {
-    switch (llhttp__internal__c_test_lenient_flags(state, p, endp)) {
+  s_n_llhttp__internal__n_invoke_test_lenient_flags_1: {
+    switch (llhttp__internal__c_test_lenient_flags_1(state, p, endp)) {
       case 0:
         goto s_n_llhttp__internal__n_error_11;
       default:
@@ -13437,7 +13492,7 @@ static llparse_state_t llhttp__internal__run(
   s_n_llhttp__internal__n_invoke_test_flags_1: {
     switch (llhttp__internal__c_test_flags_1(state, p, endp)) {
       case 1:
-        goto s_n_llhttp__internal__n_invoke_test_lenient_flags;
+        goto s_n_llhttp__internal__n_invoke_test_lenient_flags_1;
       default:
         goto s_n_llhttp__internal__n_invoke_llhttp__before_headers_complete;
     }
@@ -13673,8 +13728,8 @@ static llparse_state_t llhttp__internal__run(
     /* UNREACHABLE */;
     abort();
   }
-  s_n_llhttp__internal__n_invoke_test_lenient_flags_1: {
-    switch (llhttp__internal__c_test_lenient_flags_1(state, p, endp)) {
+  s_n_llhttp__internal__n_invoke_test_lenient_flags_2: {
+    switch (llhttp__internal__c_test_lenient_flags_2(state, p, endp)) {
       case 1:
         goto s_n_llhttp__internal__n_header_value_lenient;
       default:
@@ -14035,7 +14090,7 @@ static llparse_state_t llhttp__internal__run(
     abort();
   }
   s_n_llhttp__internal__n_error_23: {
-    state->error = 0x16;
+    state->error = 0x17;
     state->reason = "Pause on PRI/Upgrade";
     state->error_pos = (const char*) p;
     state->_current = (void*) (intptr_t) s_error;

src/3rdparty/llhttp/llhttp.h

@@ -1,8 +1,8 @@
 #ifndef INCLUDE_LLHTTP_H_
 #define INCLUDE_LLHTTP_H_
 
-#define LLHTTP_VERSION_MAJOR 4
-#define LLHTTP_VERSION_MINOR 0
+#define LLHTTP_VERSION_MAJOR 5
+#define LLHTTP_VERSION_MINOR 1
 #define LLHTTP_VERSION_PATCH 0
 
 #ifndef LLHTTP_STRICT_MODE
@@ -79,7 +79,8 @@ enum llhttp_errno {
   HPE_CB_CHUNK_COMPLETE = 20,
   HPE_PAUSED = 21,
   HPE_PAUSED_UPGRADE = 22,
-  HPE_USER = 23
+  HPE_PAUSED_H2_UPGRADE = 23,
+  HPE_USER = 24
 };
 typedef enum llhttp_errno llhttp_errno_t;
 
@@ -98,7 +99,8 @@ typedef enum llhttp_flags llhttp_flags_t;
 
 enum llhttp_lenient_flags {
   LENIENT_HEADERS = 0x1,
-  LENIENT_CHUNKED_LENGTH = 0x2
+  LENIENT_CHUNKED_LENGTH = 0x2,
+  LENIENT_KEEP_ALIVE = 0x4
 };
 typedef enum llhttp_lenient_flags llhttp_lenient_flags_t;
 
@@ -190,7 +192,8 @@ typedef enum llhttp_method llhttp_method_t;
   XX(20, CB_CHUNK_COMPLETE, CB_CHUNK_COMPLETE) \
   XX(21, PAUSED, PAUSED) \
   XX(22, PAUSED_UPGRADE, PAUSED_UPGRADE) \
-  XX(23, USER, USER) \
+  XX(23, PAUSED_H2_UPGRADE, PAUSED_H2_UPGRADE) \
+  XX(24, USER, USER) \
 
 
 #define HTTP_METHOD_MAP(XX) \
@@ -255,6 +258,12 @@ extern "C" {
 #endif
 #include <stddef.h>
 
+#if defined(__wasm__)
+#define LLHTTP_EXPORT __attribute__((visibility("default")))
+#else
+#define LLHTTP_EXPORT
+#endif
+
 typedef llhttp__internal_t llhttp_t;
 typedef struct llhttp_settings_s llhttp_settings_t;
 
@@ -305,15 +314,46 @@ struct llhttp_settings_s {
  * the `parser` here. In practice, `settings` has to be either a static
  * variable or be allocated with `malloc`, `new`, etc.
  */
+LLHTTP_EXPORT
 void llhttp_init(llhttp_t* parser, llhttp_type_t type,
                  const llhttp_settings_t* settings);
 
+#if defined(__wasm__)
+
+LLHTTP_EXPORT
+llhttp_t* llhttp_alloc(llhttp_type_t type);
+
+LLHTTP_EXPORT
+void llhttp_free(llhttp_t* parser);
+
+LLHTTP_EXPORT
+uint8_t llhttp_get_type(llhttp_t* parser);
+
+LLHTTP_EXPORT
+uint8_t llhttp_get_http_major(llhttp_t* parser);
+
+LLHTTP_EXPORT
+uint8_t llhttp_get_http_minor(llhttp_t* parser);
+
+LLHTTP_EXPORT
+uint8_t llhttp_get_method(llhttp_t* parser);
+
+LLHTTP_EXPORT
+int llhttp_get_status_code(llhttp_t* parser);
+
+LLHTTP_EXPORT
+uint8_t llhttp_get_upgrade(llhttp_t* parser);
+
+#endif  // defined(__wasm__)
+
 /* Reset an already initialized parser back to the start state, preserving the
  * existing parser type, callback settings, user data, and lenient flags.
  */
+LLHTTP_EXPORT
 void llhttp_reset(llhttp_t* parser);
 
 /* Initialize the settings object */
+LLHTTP_EXPORT
 void llhttp_settings_init(llhttp_settings_t* settings);
 
 /* Parse full or partial request/response, invoking user callbacks along the
@@ -332,6 +372,7 @@ void llhttp_settings_init(llhttp_settings_t* settings);
  * to return the same error upon each successive call up until `llhttp_init()`
  * is called.
  */
+LLHTTP_EXPORT
 llhttp_errno_t llhttp_execute(llhttp_t* parser, const char* data, size_t len);
 
 /* This method should be called when the other side has no further bytes to
@@ -342,16 +383,19 @@ llhttp_errno_t llhttp_execute(llhttp_t* parser, const char* data, size_t len);
  * connection. This method will invoke `on_message_complete()` callback if the
  * request was terminated safely. Otherwise a error code would be returned.
  */
+LLHTTP_EXPORT
 llhttp_errno_t llhttp_finish(llhttp_t* parser);
 
 /* Returns `1` if the incoming message is parsed until the last byte, and has
  * to be completed by calling `llhttp_finish()` on EOF
  */
+LLHTTP_EXPORT
 int llhttp_message_needs_eof(const llhttp_t* parser);
 
 /* Returns `1` if there might be any other messages following the last that was
  * successfully parsed.
  */
+LLHTTP_EXPORT
 int llhttp_should_keep_alive(const llhttp_t* parser);
 
 /* Make further calls of `llhttp_execute()` return `HPE_PAUSED` and set
@@ -360,6 +404,7 @@ int llhttp_should_keep_alive(const llhttp_t* parser);
  * Important: do not call this from user callbacks! User callbacks must return
  * `HPE_PAUSED` if pausing is required.
  */
+LLHTTP_EXPORT
 void llhttp_pause(llhttp_t* parser);
 
 /* Might be called to resume the execution after the pause in user's callback.
@@ -367,6 +412,7 @@ void llhttp_pause(llhttp_t* parser);
  *
  * Call this only if `llhttp_execute()` returns `HPE_PAUSED`.
  */
+LLHTTP_EXPORT
 void llhttp_resume(llhttp_t* parser);
 
 /* Might be called to resume the execution after the pause in user's callback.
@@ -374,9 +420,11 @@ void llhttp_resume(llhttp_t* parser);
  *
  * Call this only if `llhttp_execute()` returns `HPE_PAUSED_UPGRADE`
  */
+LLHTTP_EXPORT
 void llhttp_resume_after_upgrade(llhttp_t* parser);
 
 /* Returns the latest return error */
+LLHTTP_EXPORT
 llhttp_errno_t llhttp_get_errno(const llhttp_t* parser);
 
 /* Returns the verbal explanation of the latest returned error.
@@ -384,6 +432,7 @@ llhttp_errno_t llhttp_get_errno(const llhttp_t* parser);
  * Note: User callback should set error reason when returning the error. See
  * `llhttp_set_error_reason()` for details.
  */
+LLHTTP_EXPORT
 const char* llhttp_get_error_reason(const llhttp_t* parser);
 
 /* Assign verbal description to the returned error. Must be called in user
@@ -391,6 +440,7 @@ const char* llhttp_get_error_reason(const llhttp_t* parser);
  *
  * Note: `HPE_USER` error code might be useful in user callbacks.
  */
+LLHTTP_EXPORT
 void llhttp_set_error_reason(llhttp_t* parser, const char* reason);
 
 /* Returns the pointer to the last parsed byte before the returned error. The
@@ -398,12 +448,15 @@ void llhttp_set_error_reason(llhttp_t* parser, const char* reason);
  *
  * Note: this method might be useful for counting the number of parsed bytes.
  */
+LLHTTP_EXPORT
 const char* llhttp_get_error_pos(const llhttp_t* parser);
 
 /* Returns textual name of error code */
+LLHTTP_EXPORT
 const char* llhttp_errno_name(llhttp_errno_t err);
 
 /* Returns textual name of HTTP method */
+LLHTTP_EXPORT
 const char* llhttp_method_name(llhttp_method_t method);
 
 
@@ -416,6 +469,7 @@ const char* llhttp_method_name(llhttp_method_t method);
  *
  * **(USE AT YOUR OWN RISK)**
  */
+LLHTTP_EXPORT
 void llhttp_set_lenient_headers(llhttp_t* parser, int enabled);
 
 
@@ -429,8 +483,23 @@ void llhttp_set_lenient_headers(llhttp_t* parser, int enabled);
  *
  * **(USE AT YOUR OWN RISK)**
  */
+LLHTTP_EXPORT
 void llhttp_set_lenient_chunked_length(llhttp_t* parser, int enabled);
 
+
+/* Enables/disables lenient handling of `Connection: close` and HTTP/1.0
+ * requests responses.
+ *
+ * Normally `llhttp` would error on (in strict mode) or discard (in loose mode)
+ * the HTTP request/response after the request/response with `Connection: close`
+ * and `Content-Length`. This is important to prevent cache poisoning attacks,
+ * but might interact badly with outdated and insecure clients. With this flag
+ * the extra request/response will be parsed normally.
+ *
+ * **(USE AT YOUR OWN RISK)**
+ */
+void llhttp_set_lenient_keep_alive(llhttp_t* parser, int enabled);
+
 #ifdef __cplusplus
 }  /* extern "C" */
 #endif

src/backend/common/WorkerJob.h

@@ -85,9 +85,10 @@ public:
     }
 
 
+    inline int32_t nonceOffset() const { return currentJob().nonceOffset(); }
+    inline size_t nonceSize() const { return currentJob().nonceSize(); }
+
 private:
-    inline int32_t nonceOffset() const  { return currentJob().nonceOffset(); }
-    inline size_t nonceSize() const     { return currentJob().nonceSize(); }
     inline uint64_t nonceMask() const     { return m_nonce_mask[index()]; }
 
     inline void save(const Job &job, uint32_t reserveCount, Nonce::Backend backend)

src/backend/cpu/CpuBackend.cpp

@@ -334,13 +334,11 @@ void xmrig::CpuBackend::printHashrate(bool details)
          i++;
     }
 
-#   ifdef XMRIG_FEATURE_OPENCL
     Log::print(WHITE_BOLD_S "|        - |        - | %7s | %7s | %7s |",
                Hashrate::format(hashrate()->calc(Hashrate::ShortInterval),  num,         sizeof num / 3),
                Hashrate::format(hashrate()->calc(Hashrate::MediumInterval), num + 8,     sizeof num / 3),
                Hashrate::format(hashrate()->calc(Hashrate::LargeInterval),  num + 8 * 2, sizeof num / 3)
                );
-#   endif
 }
 
 

src/backend/cpu/CpuConfig.cpp

@@ -197,6 +197,7 @@ void xmrig::CpuConfig::generate()
     count += xmrig::generate<Algorithm::CN_LITE>(m_threads, m_limit);
     count += xmrig::generate<Algorithm::CN_HEAVY>(m_threads, m_limit);
     count += xmrig::generate<Algorithm::CN_PICO>(m_threads, m_limit);
+    count += xmrig::generate<Algorithm::CN_FEMTO>(m_threads, m_limit);
     count += xmrig::generate<Algorithm::RANDOM_X>(m_threads, m_limit);
     count += xmrig::generate<Algorithm::ARGON2>(m_threads, m_limit);
     count += xmrig::generate<Algorithm::ASTROBWT>(m_threads, m_limit);

src/backend/cpu/CpuConfig_gen.h

@@ -100,6 +100,15 @@ size_t inline generate<Algorithm::CN_PICO>(Threads<CpuThreads> &threads, uint32_
 #endif
 
 
+#ifdef XMRIG_ALGO_CN_FEMTO
+template<>
+size_t inline generate<Algorithm::CN_FEMTO>(Threads<CpuThreads>& threads, uint32_t limit)
+{
+    return generate("cn/upx2", threads, Algorithm::CN_UPX2, limit);
+}
+#endif
+
+
 #ifdef XMRIG_ALGO_RANDOMX
 template<>
 size_t inline generate<Algorithm::RANDOM_X>(Threads<CpuThreads> &threads, uint32_t limit)

src/backend/cpu/CpuWorker.cpp

@@ -193,6 +193,12 @@ bool xmrig::CpuWorker<N>::selfTest()
     }
 #   endif
 
+#   ifdef XMRIG_ALGO_CN_FEMTO
+    if (m_algorithm.family() == Algorithm::CN_FEMTO) {
+        return verify(Algorithm::CN_UPX2, test_output_femto_upx2);
+    }
+#   endif
+
 #   ifdef XMRIG_ALGO_ARGON2
     if (m_algorithm.family() == Algorithm::ARGON2) {
         return verify(Algorithm::AR2_CHUKWA, argon2_chukwa_test_out) &&
@@ -268,10 +274,16 @@ void xmrig::CpuWorker<N>::start()
 
             bool valid = true;
 
+            uint8_t miner_signature_saved[64];
+            uint8_t* miner_signature_ptr = m_job.blob() + m_job.nonceOffset() + m_job.nonceSize();
+
 #           ifdef XMRIG_ALGO_RANDOMX
             if (job.algorithm().family() == Algorithm::RANDOM_X) {
                 if (first) {
                     first = false;
+                    if (job.hasMinerSignature()) {
+                        job.generateMinerSignature(m_job.blob(), job.size(), miner_signature_ptr);
+                    }
                     randomx_calculate_hash_first(m_vm, tempHash, m_job.blob(), job.size());
                 }
 
@@ -279,6 +291,10 @@ void xmrig::CpuWorker<N>::start()
                     break;
                 }
 
+                if (job.hasMinerSignature()) {
+                    memcpy(miner_signature_saved, miner_signature_ptr, sizeof(miner_signature_saved));
+                    job.generateMinerSignature(m_job.blob(), job.size(), miner_signature_ptr);
+                }
                 randomx_calculate_hash_next(m_vm, tempHash, m_job.blob(), job.size(), m_hash);
             }
             else
@@ -313,7 +329,7 @@ void xmrig::CpuWorker<N>::start()
                     else
 #                   endif
                     if (value < job.target()) {
-                        JobResults::submit(job, current_job_nonces[i], m_hash + (i * 32));
+                        JobResults::submit(job, current_job_nonces[i], m_hash + (i * 32), miner_signature_saved);
                     }
                 }
                 m_count += N;

src/backend/cpu/platform/BasicCpuInfo.cpp

@@ -309,26 +309,34 @@ xmrig::CpuThreads xmrig::BasicCpuInfo::threads(const Algorithm &algorithm, uint3
         return 1;
     }
 
+    Algorithm::Family f = algorithm.family();
+
 #   ifdef XMRIG_ALGO_CN_LITE
-    if (algorithm.family() == Algorithm::CN_LITE) {
+    if (f == Algorithm::CN_LITE) {
         return CpuThreads(count, 1);
     }
 #   endif
 
 #   ifdef XMRIG_ALGO_CN_PICO
-    if (algorithm.family() == Algorithm::CN_PICO) {
+    if (f == Algorithm::CN_PICO) {
+        return CpuThreads(count, 2);
+    }
+#   endif
+
+#   ifdef XMRIG_ALGO_CN_FEMTO
+    if (f == Algorithm::CN_FEMTO) {
         return CpuThreads(count, 2);
     }
 #   endif
 
 #   ifdef XMRIG_ALGO_CN_HEAVY
-    if (algorithm.family() == Algorithm::CN_HEAVY) {
+    if (f == Algorithm::CN_HEAVY) {
         return CpuThreads(std::max<size_t>(count / 4, 1), 1);
     }
 #   endif
 
 #   ifdef XMRIG_ALGO_RANDOMX
-    if (algorithm.family() == Algorithm::RANDOM_X) {
+    if (f == Algorithm::RANDOM_X) {
         if (algorithm == Algorithm::RX_WOW) {
             return count;
         }
@@ -338,13 +346,13 @@ xmrig::CpuThreads xmrig::BasicCpuInfo::threads(const Algorithm &algorithm, uint3
 #   endif
 
 #   ifdef XMRIG_ALGO_ARGON2
-    if (algorithm.family() == Algorithm::ARGON2) {
+    if (f == Algorithm::ARGON2) {
         return count;
     }
 #   endif
 
 #   ifdef XMRIG_ALGO_ASTROBWT
-    if (algorithm.family() == Algorithm::ASTROBWT) {
+    if (f == Algorithm::ASTROBWT) {
         CpuThreads threads;
         for (size_t i = 0; i < count; ++i) {
             threads.add(i, 0);

src/backend/cpu/platform/BasicCpuInfo_arm.cpp

@@ -28,7 +28,15 @@
 
 #if __ARM_FEATURE_CRYPTO && !defined(__APPLE__)
 #   include <sys/auxv.h>
-#   include <asm/hwcap.h>
+#   ifndef __FreeBSD__
+#       include <asm/hwcap.h>
+#   else
+#       include <stdint.h>
+#       include <machine/armreg.h>
+#       ifndef ID_AA64ISAR0_AES_VAL
+#           define ID_AA64ISAR0_AES_VAL ID_AA64ISAR0_AES        
+#       endif
+#   endif
 #endif
 
 
@@ -62,10 +70,13 @@ xmrig::BasicCpuInfo::BasicCpuInfo() :
 #   endif
 
 #   if __ARM_FEATURE_CRYPTO
-#   if !defined(__APPLE__)
-    m_flags.set(FLAG_AES, getauxval(AT_HWCAP) & HWCAP_AES);
-#   else
+#   if defined(__APPLE__)
     m_flags.set(FLAG_AES, true);
+#   elif defined(__FreeBSD__)
+    uint64_t isar0 = READ_SPECIALREG(id_aa64isar0_el1);
+    m_flags.set(FLAG_AES, ID_AA64ISAR0_AES_VAL(isar0) >= ID_AA64ISAR0_AES_BASE);
+#   else
+    m_flags.set(FLAG_AES, getauxval(AT_HWCAP) & HWCAP_AES);
 #   endif
 #   endif
 

src/backend/cpu/platform/HwlocCpuInfo.cpp

@@ -336,11 +336,10 @@ void xmrig::HwlocCpuInfo::processTopLevelCache(hwloc_obj_t cache, const Algorith
 
     size_t cacheHashes = ((L3 + extra) + (scratchpad / 2)) / scratchpad;
 
-#   ifdef XMRIG_ALGO_CN_PICO
-    if (intensity && algorithm == Algorithm::CN_PICO_0 && (cacheHashes / PUs) >= 2) {
+    Algorithm::Family family = algorithm.family();
+    if (intensity && ((family == Algorithm::CN_PICO) || (family == Algorithm::CN_FEMTO)) && (cacheHashes / PUs) >= 2) {
         intensity = 2;
     }
-#   endif
 
 #   ifdef XMRIG_ALGO_RANDOMX
     if (extra == 0 && algorithm.l2() > 0) {

src/backend/cuda/CudaConfig.cpp

@@ -179,6 +179,7 @@ void xmrig::CudaConfig::generate()
     count += xmrig::generate<Algorithm::CN_LITE>(m_threads, devices);
     count += xmrig::generate<Algorithm::CN_HEAVY>(m_threads, devices);
     count += xmrig::generate<Algorithm::CN_PICO>(m_threads, devices);
+    count += xmrig::generate<Algorithm::CN_FEMTO>(m_threads, devices);
     count += xmrig::generate<Algorithm::RANDOM_X>(m_threads, devices);
     count += xmrig::generate<Algorithm::ASTROBWT>(m_threads, devices);
     count += xmrig::generate<Algorithm::KAWPOW>(m_threads, devices);

src/backend/cuda/CudaConfig_gen.h

@@ -102,6 +102,15 @@ size_t inline generate<Algorithm::CN_PICO>(Threads<CudaThreads> &threads, const
 #endif
 
 
+#ifdef XMRIG_ALGO_CN_FEMTO
+template<>
+size_t inline generate<Algorithm::CN_FEMTO>(Threads<CudaThreads>& threads, const std::vector<CudaDevice>& devices)
+{
+    return generate("cn/upx2", threads, Algorithm::CN_UPX2, devices);
+}
+#endif
+
+
 #ifdef XMRIG_ALGO_RANDOMX
 template<>
 size_t inline generate<Algorithm::RANDOM_X>(Threads<CudaThreads> &threads, const std::vector<CudaDevice> &devices)

src/backend/cuda/wrappers/CudaLib.cpp

@@ -48,7 +48,7 @@ enum Version : uint32_t
 static uv_lib_t cudaLib;
 
 #if defined(__APPLE__)
-static String defaultLoader = "/System/Library/Frameworks/OpenCL.framework/OpenCL";
+static String defaultLoader = "libxmrig-cuda.dylib";
 #elif defined(_WIN32)
 static String defaultLoader = "xmrig-cuda.dll";
 #else

src/backend/opencl/OclConfig.cpp

@@ -219,6 +219,7 @@ void xmrig::OclConfig::generate()
     count += xmrig::generate<Algorithm::CN_LITE>(m_threads, devices);
     count += xmrig::generate<Algorithm::CN_HEAVY>(m_threads, devices);
     count += xmrig::generate<Algorithm::CN_PICO>(m_threads, devices);
+    count += xmrig::generate<Algorithm::CN_FEMTO>(m_threads, devices);
     count += xmrig::generate<Algorithm::RANDOM_X>(m_threads, devices);
     count += xmrig::generate<Algorithm::ASTROBWT>(m_threads, devices);
     count += xmrig::generate<Algorithm::KAWPOW>(m_threads, devices);

src/backend/opencl/OclConfig_gen.h

@@ -101,6 +101,15 @@ size_t inline generate<Algorithm::CN_PICO>(Threads<OclThreads> &threads, const s
 #endif
 
 
+#ifdef XMRIG_ALGO_CN_FEMTO
+template<>
+size_t inline generate<Algorithm::CN_FEMTO>(Threads<OclThreads>& threads, const std::vector<OclDevice>& devices)
+{
+    return generate("cn/upx2", threads, Algorithm::CN_UPX2, devices);
+}
+#endif
+
+
 #ifdef XMRIG_ALGO_RANDOMX
 template<>
 size_t inline generate<Algorithm::RANDOM_X>(Threads<OclThreads> &threads, const std::vector<OclDevice> &devices)

src/backend/opencl/cl/cn/algorithm.cl

@@ -17,16 +17,17 @@
 #define ALGO_CN_PICO_0      16
 #define ALGO_CN_PICO_TLO    17
 #define ALGO_CN_CCX         18
-#define ALGO_RX_0           19
-#define ALGO_RX_WOW         20
-#define ALGO_RX_ARQMA       21
-#define ALGO_RX_SFX         22
-#define ALGO_RX_KEVA        23
-#define ALGO_AR2_CHUKWA     24
-#define ALGO_AR2_CHUKWA_V2  25
-#define ALGO_AR2_WRKZ       26
-#define ALGO_ASTROBWT_DERO  27
-#define ALGO_KAWPOW_RVN     28
+#define ALGO_CN_UPX2        19
+#define ALGO_RX_0           20
+#define ALGO_RX_WOW         21
+#define ALGO_RX_ARQMA       22
+#define ALGO_RX_SFX         23
+#define ALGO_RX_KEVA        24
+#define ALGO_AR2_CHUKWA     25
+#define ALGO_AR2_CHUKWA_V2  26
+#define ALGO_AR2_WRKZ       27
+#define ALGO_ASTROBWT_DERO  28
+#define ALGO_KAWPOW_RVN     29
 
 #define FAMILY_UNKNOWN      0
 #define FAMILY_CN           1

src/backend/opencl/cl/cn/cryptonight.cl

@@ -514,7 +514,7 @@ __kernel void cn1(__global ulong *input, __global uint4 *Scratchpad, __global ul
         c = AES_Round(AES0, AES1, AES2, AES3, c, ((uint4 *)a)[0]);
 
         {
-#           if (ALGO == ALGO_CN_RWZ)
+#           if ((ALGO == ALGO_CN_RWZ) || (ALGO == ALGO_CN_UPX2))
             const ulong2 chunk1 = as_ulong2(SCRATCHPAD_CHUNK(3));
             const ulong2 chunk2 = as_ulong2(SCRATCHPAD_CHUNK(2));
             const ulong2 chunk3 = as_ulong2(SCRATCHPAD_CHUNK(1));
@@ -561,7 +561,7 @@ __kernel void cn1(__global ulong *input, __global uint4 *Scratchpad, __global ul
             t ^= chunk2;
             const ulong2 chunk3 = as_ulong2(SCRATCHPAD_CHUNK(3));
 
-#           if (ALGO == ALGO_CN_RWZ)
+#           if ((ALGO == ALGO_CN_RWZ) || (ALGO == ALGO_CN_UPX2))
             SCRATCHPAD_CHUNK(1) = as_uint4(chunk1 + bx1);
             SCRATCHPAD_CHUNK(2) = as_uint4(chunk3 + bx0);
             SCRATCHPAD_CHUNK(3) = as_uint4(chunk2 + ((ulong2 *)a)[0]);

src/backend/opencl/cl/kawpow/defs.h

@@ -29,7 +29,11 @@ typedef unsigned long      uint64_t;
 #endif
 
 #ifndef PLATFORM
+#ifdef cl_amd_media_ops
 #define PLATFORM OPENCL_PLATFORM_AMD
+#else
+#define PLATFORM OPENCL_PLATFORM_UNKNOWN
+#endif
 #endif
 
 #define HASHES_PER_GROUP (GROUP_SIZE / PROGPOW_LANES)

src/backend/opencl/cl/kawpow/kawpow_cl.h

@@ -2,7 +2,7 @@
 
 namespace xmrig {
 
-static const char kawpow_cl[5870] = {
+static const char kawpow_cl[5948] = {
     0x23,0x69,0x66,0x64,0x65,0x66,0x20,0x63,0x6c,0x5f,0x63,0x6c,0x61,0x6e,0x67,0x5f,0x73,0x74,0x6f,0x72,0x61,0x67,0x65,0x5f,0x63,0x6c,0x61,0x73,0x73,0x5f,0x73,0x70,
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@@ -25,168 +25,170 @@ static const char kawpow_cl[5870] = {
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 };
 
 } // namespace xmrig

src/backend/opencl/cl/kawpow/kawpow_dag_cl.h

@@ -2,7 +2,7 @@
 
 namespace xmrig {
 
-static const char kawpow_dag_cl[5990] = {
+static const char kawpow_dag_cl[6068] = {
     0x23,0x69,0x66,0x64,0x65,0x66,0x20,0x63,0x6c,0x5f,0x63,0x6c,0x61,0x6e,0x67,0x5f,0x73,0x74,0x6f,0x72,0x61,0x67,0x65,0x5f,0x63,0x6c,0x61,0x73,0x73,0x5f,0x73,0x70,
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@@ -25,172 +25,174 @@ static const char kawpow_dag_cl[5990] = {
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+    0x20,0x6e,0x6f,0x64,0x65,0x5f,0x69,0x6e,0x64,0x65,0x78,0x3d,0x73,0x74,0x61,0x72,0x74,0x2b,0x67,0x65,0x74,0x5f,0x67,0x6c,0x6f,0x62,0x61,0x6c,0x5f,0x69,0x64,0x28,
+    0x30,0x29,0x3b,0x0a,0x69,0x66,0x28,0x6e,0x6f,0x64,0x65,0x5f,0x69,0x6e,0x64,0x65,0x78,0x3e,0x3d,0x64,0x61,0x67,0x5f,0x77,0x6f,0x72,0x64,0x73,0x29,0x0a,0x72,0x65,
+    0x74,0x75,0x72,0x6e,0x3b,0x0a,0x68,0x61,0x73,0x68,0x32,0x30,0x30,0x5f,0x74,0x20,0x64,0x61,0x67,0x5f,0x6e,0x6f,0x64,0x65,0x3b,0x0a,0x63,0x6f,0x70,0x79,0x28,0x64,
+    0x61,0x67,0x5f,0x6e,0x6f,0x64,0x65,0x2e,0x75,0x69,0x6e,0x74,0x34,0x73,0x2c,0x67,0x5f,0x6c,0x69,0x67,0x68,0x74,0x5b,0x66,0x61,0x73,0x74,0x5f,0x6d,0x6f,0x64,0x28,
+    0x6e,0x6f,0x64,0x65,0x5f,0x69,0x6e,0x64,0x65,0x78,0x2c,0x6c,0x69,0x67,0x68,0x74,0x5f,0x77,0x6f,0x72,0x64,0x73,0x29,0x5d,0x2e,0x75,0x69,0x6e,0x74,0x34,0x73,0x2c,
+    0x34,0x29,0x3b,0x0a,0x64,0x61,0x67,0x5f,0x6e,0x6f,0x64,0x65,0x2e,0x77,0x6f,0x72,0x64,0x73,0x5b,0x30,0x5d,0x20,0x5e,0x3d,0x20,0x6e,0x6f,0x64,0x65,0x5f,0x69,0x6e,
+    0x64,0x65,0x78,0x3b,0x0a,0x53,0x48,0x41,0x33,0x5f,0x35,0x31,0x32,0x28,0x64,0x61,0x67,0x5f,0x6e,0x6f,0x64,0x65,0x2e,0x75,0x69,0x6e,0x74,0x32,0x73,0x2c,0x69,0x73,
+    0x6f,0x6c,0x61,0x74,0x65,0x29,0x3b,0x0a,0x66,0x6f,0x72,0x20,0x28,0x75,0x69,0x6e,0x74,0x20,0x69,0x3d,0x30,0x3b,0x20,0x69,0x21,0x3d,0x45,0x54,0x48,0x41,0x53,0x48,
+    0x5f,0x44,0x41,0x54,0x41,0x53,0x45,0x54,0x5f,0x50,0x41,0x52,0x45,0x4e,0x54,0x53,0x3b,0x20,0x2b,0x2b,0x69,0x29,0x0a,0x7b,0x0a,0x75,0x69,0x6e,0x74,0x20,0x70,0x61,
+    0x72,0x65,0x6e,0x74,0x5f,0x69,0x6e,0x64,0x65,0x78,0x3d,0x66,0x61,0x73,0x74,0x5f,0x6d,0x6f,0x64,0x28,0x66,0x6e,0x76,0x28,0x6e,0x6f,0x64,0x65,0x5f,0x69,0x6e,0x64,
+    0x65,0x78,0x5e,0x69,0x2c,0x64,0x61,0x67,0x5f,0x6e,0x6f,0x64,0x65,0x2e,0x77,0x6f,0x72,0x64,0x73,0x5b,0x69,0x20,0x25,0x20,0x4e,0x4f,0x44,0x45,0x5f,0x57,0x4f,0x52,
+    0x44,0x53,0x5d,0x29,0x2c,0x6c,0x69,0x67,0x68,0x74,0x5f,0x77,0x6f,0x72,0x64,0x73,0x29,0x3b,0x0a,0x66,0x6f,0x72,0x20,0x28,0x75,0x69,0x6e,0x74,0x20,0x77,0x3d,0x30,
+    0x3b,0x20,0x77,0x21,0x3d,0x34,0x3b,0x20,0x2b,0x2b,0x77,0x29,0x0a,0x64,0x61,0x67,0x5f,0x6e,0x6f,0x64,0x65,0x2e,0x75,0x69,0x6e,0x74,0x34,0x73,0x5b,0x77,0x5d,0x3d,
+    0x66,0x6e,0x76,0x34,0x28,0x64,0x61,0x67,0x5f,0x6e,0x6f,0x64,0x65,0x2e,0x75,0x69,0x6e,0x74,0x34,0x73,0x5b,0x77,0x5d,0x2c,0x67,0x5f,0x6c,0x69,0x67,0x68,0x74,0x5b,
+    0x70,0x61,0x72,0x65,0x6e,0x74,0x5f,0x69,0x6e,0x64,0x65,0x78,0x5d,0x2e,0x75,0x69,0x6e,0x74,0x34,0x73,0x5b,0x77,0x5d,0x29,0x3b,0x0a,0x7d,0x0a,0x53,0x48,0x41,0x33,
+    0x5f,0x35,0x31,0x32,0x28,0x64,0x61,0x67,0x5f,0x6e,0x6f,0x64,0x65,0x2e,0x75,0x69,0x6e,0x74,0x32,0x73,0x2c,0x69,0x73,0x6f,0x6c,0x61,0x74,0x65,0x29,0x3b,0x0a,0x63,
+    0x6f,0x70,0x79,0x28,0x67,0x5f,0x64,0x61,0x67,0x5b,0x6e,0x6f,0x64,0x65,0x5f,0x69,0x6e,0x64,0x65,0x78,0x5d,0x2e,0x75,0x69,0x6e,0x74,0x34,0x73,0x2c,0x64,0x61,0x67,
+    0x5f,0x6e,0x6f,0x64,0x65,0x2e,0x75,0x69,0x6e,0x74,0x34,0x73,0x2c,0x34,0x29,0x3b,0x0a,0x7d,0x0a,0x00
 };
 
 } // namespace xmrig

src/backend/opencl/generators/ocl_vega_cn_generator.cpp

@@ -88,7 +88,8 @@ static inline uint32_t getIntensity(const OclDevice &device, const Algorithm &al
 
 static inline uint32_t getWorksize(const Algorithm &algorithm)
 {
-    if (algorithm.family() == Algorithm::CN_PICO) {
+    Algorithm::Family f = algorithm.family();
+    if (f == Algorithm::CN_PICO || f == Algorithm::CN_FEMTO) {
         return 64;
     }
 

src/backend/opencl/runners/OclCnRunner.cpp

@@ -39,10 +39,12 @@
 xmrig::OclCnRunner::OclCnRunner(size_t index, const OclLaunchData &data) : OclBaseRunner(index, data)
 {
     uint32_t stridedIndex = data.thread.stridedIndex();
+    Algorithm::Family f = m_algorithm.family();
+
     if (data.device.vendorId() == OCL_VENDOR_NVIDIA) {
         stridedIndex = 0;
     }
-    else if (stridedIndex == 1 && (m_algorithm.family() == Algorithm::CN_PICO || (m_algorithm.family() == Algorithm::CN && CnAlgo<>::base(m_algorithm) == Algorithm::CN_2))) {
+    else if (stridedIndex == 1 && (f == Algorithm::CN_PICO || f == Algorithm::CN_FEMTO || (f == Algorithm::CN && CnAlgo<>::base(m_algorithm) == Algorithm::CN_2))) {
         stridedIndex = 2;
     }
 

src/base/base.cmake

@@ -76,6 +76,12 @@ set(HEADERS_BASE
     src/base/tools/Handle.h
     src/base/tools/String.h
     src/base/tools/Timer.h
+    src/base/tools/cryptonote/BlobReader.h
+    src/base/tools/cryptonote/BlockTemplate.h
+    src/base/tools/cryptonote/Signatures.h
+    src/base/tools/cryptonote/WalletAddress.h
+    src/base/tools/cryptonote/crypto-ops.h
+    src/base/tools/cryptonote/umul128.h
    )
 
 set(SOURCES_BASE
@@ -126,6 +132,11 @@ set(SOURCES_BASE
     src/base/tools/Cvt.cpp
     src/base/tools/String.cpp
     src/base/tools/Timer.cpp
+    src/base/tools/cryptonote/BlockTemplate.cpp
+    src/base/tools/cryptonote/Signatures.cpp
+    src/base/tools/cryptonote/WalletAddress.cpp
+    src/base/tools/cryptonote/crypto-ops.c
+    src/base/tools/cryptonote/crypto-ops-data.c
    )
 
 

src/base/crypto/Algorithm.cpp

@@ -6,8 +6,8 @@
  * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
  * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
  * Copyright 2018      Lee Clagett <https://github.com/vtnerd>
- * Copyright 2018-2020 SChernykh   <https://github.com/SChernykh>
- * Copyright 2016-2020 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ * Copyright 2018-2021 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2021 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
  *
  *   This program is free software: you can redistribute it and/or modify
  *   it under the terms of the GNU General Public License as published by
@@ -117,6 +117,7 @@ static AlgoName const algorithm_names[] = {
     { "chukwa",                    nullptr,            Algorithm::AR2_CHUKWA      },
     { "argon2/chukwav2",           nullptr,            Algorithm::AR2_CHUKWA_V2   },
     { "chukwav2",                  nullptr,            Algorithm::AR2_CHUKWA_V2   },
+    { "argon2/ninja",              nullptr,            Algorithm::AR2_WRKZ        },
     { "argon2/wrkz",               nullptr,            Algorithm::AR2_WRKZ        },
 #   endif
 #   ifdef XMRIG_ALGO_ASTROBWT
@@ -129,6 +130,11 @@ static AlgoName const algorithm_names[] = {
 #   endif
     { "cryptonight/ccx",           "cn/ccx",           Algorithm::CN_CCX          },
     { "cryptonight/conceal",       "cn/conceal",       Algorithm::CN_CCX          },
+#   ifdef XMRIG_ALGO_CN_FEMTO
+    { "cryptonight/upx2",          "cn/upx2",          Algorithm::CN_UPX2         },
+    { "cn-extremelite/upx2",       nullptr,            Algorithm::CN_UPX2         },
+    { "cryptonight-upx/2",         nullptr,            Algorithm::CN_UPX2         },
+#   endif
 };
 
 
@@ -199,6 +205,9 @@ size_t xmrig::Algorithm::l3() const
     case CN_PICO:
         return oneMiB / 4;
 
+    case CN_FEMTO:
+        return oneMiB / 8;
+
     default:
         break;
     }
@@ -329,6 +338,11 @@ xmrig::Algorithm::Family xmrig::Algorithm::family(Id id)
         return CN_PICO;
 #   endif
 
+#   ifdef XMRIG_ALGO_CN_FEMTO
+    case CN_UPX2:
+        return CN_FEMTO;
+#   endif
+
 #   ifdef XMRIG_ALGO_RANDOMX
     case RX_0:
     case RX_WOW:

src/base/crypto/Algorithm.h

@@ -6,8 +6,8 @@
  * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
  * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
  * Copyright 2018      Lee Clagett <https://github.com/vtnerd>
- * Copyright 2018-2020 SChernykh   <https://github.com/SChernykh>
- * Copyright 2016-2020 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ * Copyright 2018-2021 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2021 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
  *
  *   This program is free software: you can redistribute it and/or modify
  *   it under the terms of the GNU General Public License as published by
@@ -64,6 +64,7 @@ public:
         CN_PICO_0,     // "cn-pico"          CryptoNight-Pico
         CN_PICO_TLO,   // "cn-pico/tlo"      CryptoNight-Pico (TLO)
         CN_CCX,        // "cn/ccx"           Conceal (CCX)
+        CN_UPX2,       // "cn/upx2"          Uplexa (UPX2)
         RX_0,          // "rx/0"             RandomX (reference configuration).
         RX_WOW,        // "rx/wow"           RandomWOW (Wownero).
         RX_ARQ,        // "rx/arq"           RandomARQ (Arqma).
@@ -83,6 +84,7 @@ public:
         CN_LITE,
         CN_HEAVY,
         CN_PICO,
+        CN_FEMTO,
         RANDOM_X,
         ARGON2,
         ASTROBWT,
@@ -94,7 +96,7 @@ public:
     inline Algorithm(Id id) : m_id(id)                     {}
     Algorithm(const rapidjson::Value &value);
 
-    inline bool isCN() const                          { auto f = family(); return f == CN || f == CN_LITE || f == CN_HEAVY || f == CN_PICO; }
+    inline bool isCN() const                          { auto f = family(); return f == CN || f == CN_LITE || f == CN_HEAVY || f == CN_PICO || f == CN_FEMTO; }
     inline bool isEqual(const Algorithm &other) const { return m_id == other.m_id; }
     inline bool isValid() const                       { return m_id != INVALID && family() != UNKNOWN; }
     inline const char *name() const                   { return name(false); }

src/base/crypto/Coin.cpp

@@ -56,7 +56,8 @@ static CoinName const coin_names[] = {
     { "ravencoin",  Coin::RAVEN   },
     { "raven",      Coin::RAVEN   },
     { "rvn",        Coin::RAVEN   },
-    { "conceal",    Coin::CONCEAL }
+    { "conceal",    Coin::CONCEAL },
+    { "wownero",    Coin::WOWNERO }
 };
 
 
@@ -85,6 +86,9 @@ xmrig::Algorithm::Id xmrig::Coin::algorithm(uint8_t blobVersion) const
     case CONCEAL:
         return Algorithm::CN_CCX;
 
+    case WOWNERO:
+        return Algorithm::RX_WOW;
+
     case INVALID:
         break;
     }

src/base/crypto/Coin.h

@@ -44,7 +44,8 @@ public:
         DERO,
         KEVA,
         RAVEN,
-        CONCEAL
+        CONCEAL,
+        WOWNERO
     };
 
 

src/base/kernel/config/BaseTransform.cpp

@@ -181,6 +181,9 @@ void xmrig::BaseTransform::transform(rapidjson::Document &doc, int key, const ch
     case IConfig::PasswordKey: /* --pass */
         return add(doc, Pools::kPools, Pool::kPass, arg);
 
+    case IConfig::SpendSecretKey: /* --spend-secret-key */
+        return add(doc, Pools::kPools, Pool::kSpendSecretKey, arg);
+
     case IConfig::RigIdKey: /* --rig-id */
         return add(doc, Pools::kPools, Pool::kRigId, arg);
 

src/base/kernel/interfaces/IConfig.h

@@ -84,6 +84,7 @@ public:
         SubmitToOriginKey    = 1052,
         DnsIPv6Key           = 1053,
         DnsTtlKey            = 1054,
+        SpendSecretKey       = 1055,
 
         // xmrig common
         CPUPriorityKey       = 1021,

src/base/net/http/HttpClient.cpp

@@ -119,7 +119,7 @@ void xmrig::HttpClient::handshake()
 
 void xmrig::HttpClient::read(const char *data, size_t size)
 {
-    if (parse(data, size) < size) {
+    if (!parse(data, size)) {
         close(UV_EPROTO);
     }
 }

src/base/net/http/HttpContext.cpp

@@ -118,13 +118,13 @@ bool xmrig::HttpContext::isRequest() const
 }
 
 
-size_t xmrig::HttpContext::parse(const char *data, size_t size)
+bool xmrig::HttpContext::parse(const char *data, size_t size)
 {
     if (size == 0) {
-        return size;
+        return true;
     }
 
-    return llhttp_execute(m_parser, data, size);
+    return llhttp_execute(m_parser, data, size) == HPE_OK;
 }
 
 

src/base/net/http/HttpContext.h

@@ -62,7 +62,7 @@ public:
     void write(std::string &&data, bool close) override;
 
     bool isRequest() const override;
-    size_t parse(const char *data, size_t size);
+    bool parse(const char *data, size_t size);
     std::string ip() const override;
     uint64_t elapsed() const;
     void close(int status = 0);

src/base/net/http/HttpServer.cpp

@@ -50,14 +50,7 @@ void xmrig::HttpServer::onConnection(uv_stream_t *stream, uint16_t)
         {
             auto ctx = static_cast<HttpContext*>(tcp->data);
 
-            if (nread >= 0) {
-                const auto size   = static_cast<size_t>(nread);
-                const auto parsed = ctx->parse(buf->base, size);
-
-                if (parsed < size) {
-                    ctx->close();
-                }
-            } else {
+            if (nread < 0 || !ctx->parse(buf->base, static_cast<size_t>(nread))) {
                 ctx->close();
             }
 

src/base/net/https/HttpsContext.cpp

@@ -74,7 +74,7 @@ bool xmrig::HttpsContext::write(BIO *bio)
 
 void xmrig::HttpsContext::parse(char *data, size_t size)
 {
-    if (HttpContext::parse(data, size) < size) {
+    if (!HttpContext::parse(data, size)) {
         close();
     }
 }

src/base/net/stratum/Client.cpp

@@ -53,6 +53,7 @@
 #include "base/net/tools/NetBuffer.h"
 #include "base/tools/Chrono.h"
 #include "base/tools/Cvt.h"
+#include "base/tools/cryptonote/BlobReader.h"
 #include "net/JobResult.h"
 
 
@@ -83,7 +84,8 @@ static const char *states[] = {
 xmrig::Client::Client(int id, const char *agent, IClientListener *listener) :
     BaseClient(id, listener),
     m_agent(agent),
-    m_sendBuf(1024)
+    m_sendBuf(1024),
+    m_tempBuf(256)
 {
     m_reader.setListener(this);
     m_key = m_storage.add(this);
@@ -198,11 +200,16 @@ int64_t xmrig::Client::submit(const JobResult &result)
     const char *nonce = result.nonce;
     const char *data  = result.result;
 #   else
-    char *nonce = m_sendBuf.data();
-    char *data  = m_sendBuf.data() + 16;
+    char *nonce = m_tempBuf.data();
+    char *data  = m_tempBuf.data() + 16;
+    char *signature = m_tempBuf.data() + 88;
 
     Cvt::toHex(nonce, sizeof(uint32_t) * 2 + 1, reinterpret_cast<const uint8_t *>(&result.nonce), sizeof(uint32_t));
     Cvt::toHex(data, 65, result.result(), 32);
+
+    if (result.minerSignature()) {
+        Cvt::toHex(signature, 129, result.minerSignature(), 64);
+    }
 #   endif
 
     Document doc(kObjectType);
@@ -214,6 +221,12 @@ int64_t xmrig::Client::submit(const JobResult &result)
     params.AddMember("nonce",  StringRef(nonce), allocator);
     params.AddMember("result", StringRef(data), allocator);
 
+#   ifndef XMRIG_PROXY_PROJECT
+    if (result.minerSignature()) {
+        params.AddMember("sig", StringRef(signature), allocator);
+    }
+#   endif
+
     if (has<EXT_ALGO>() && result.algorithm.isValid()) {
         params.AddMember("algo", StringRef(result.algorithm.shortName()), allocator);
     }
@@ -427,6 +440,13 @@ bool xmrig::Client::parseJob(const rapidjson::Value &params, int *code)
         return false;
     }
 
+#   ifndef XMRIG_PROXY_PROJECT
+    uint8_t signatureKeyBuf[32 * 2];
+    if (Cvt::fromHex(signatureKeyBuf, sizeof(signatureKeyBuf), Json::getValue(params, "sig_key"))) {
+        job.setEphemeralKeys(signatureKeyBuf, signatureKeyBuf + 32);
+    }
+#   endif
+
     m_job.setClientId(m_rpcId);
 
     if (m_job != job) {

src/base/net/stratum/Client.h

@@ -137,6 +137,7 @@ private:
     std::bitset<EXT_MAX> m_extensions;
     std::shared_ptr<DnsRequest> m_dns;
     std::vector<char> m_sendBuf;
+    std::vector<char> m_tempBuf;
     String m_rpcId;
     Tls *m_tls                  = nullptr;
     uint64_t m_expire           = 0;

src/base/net/stratum/DaemonClient.cpp

@@ -37,6 +37,8 @@
 #include "base/net/stratum/SubmitResult.h"
 #include "base/tools/Cvt.h"
 #include "base/tools/Timer.h"
+#include "base/tools/cryptonote/Signatures.h"
+#include "base/tools/cryptonote/WalletAddress.h"
 #include "net/JobResult.h"
 
 
@@ -94,16 +96,32 @@ bool xmrig::DaemonClient::isTLS() const
 
 int64_t xmrig::DaemonClient::submit(const JobResult &result)
 {
-    if (result.jobId != (m_blocktemplate.data() + m_blocktemplate.size() - 32)) {
+    if (result.jobId != (m_blocktemplateStr.data() + m_blocktemplateStr.size() - 32)) {
         return -1;
     }
 
-    char *data = (m_apiVersion == API_DERO) ? m_blockhashingblob.data() : m_blocktemplate.data();
+    char *data = (m_apiVersion == API_DERO) ? m_blockhashingblob.data() : m_blocktemplateStr.data();
+
+    const size_t sig_offset = m_job.nonceOffset() + m_job.nonceSize();
 
 #   ifdef XMRIG_PROXY_PROJECT
-    memcpy(data + 78, result.nonce, 8);
+
+    memcpy(data + m_job.nonceOffset() * 2, result.nonce, 8);
+
+    if (m_blocktemplate.has_miner_signature && result.sig) {
+        memcpy(data + sig_offset * 2, result.sig, 64 * 2);
+        memcpy(data + m_blocktemplate.tx_pubkey_index * 2, result.sig_data, 32 * 2);
+        memcpy(data + m_blocktemplate.eph_public_key_index * 2, result.sig_data + 32 * 2, 32 * 2);
+    }
+
 #   else
-    Cvt::toHex(data + 78, 8, reinterpret_cast<const uint8_t *>(&result.nonce), 4);
+
+    Cvt::toHex(data + m_job.nonceOffset() * 2, 8, reinterpret_cast<const uint8_t*>(&result.nonce), 4);
+
+    if (m_blocktemplate.has_miner_signature) {
+        Cvt::toHex(data + sig_offset * 2, 128, result.minerSignature(), 64);
+    }
+
 #   endif
 
     using namespace rapidjson;
@@ -111,11 +129,11 @@ int64_t xmrig::DaemonClient::submit(const JobResult &result)
 
     Value params(kArrayType);
     if (m_apiVersion == API_DERO) {
-        params.PushBack(m_blocktemplate.toJSON(), doc.GetAllocator());
+        params.PushBack(m_blocktemplateStr.toJSON(), doc.GetAllocator());
         params.PushBack(m_blockhashingblob.toJSON(), doc.GetAllocator());
     }
     else {
-        params.PushBack(m_blocktemplate.toJSON(), doc.GetAllocator());
+        params.PushBack(m_blocktemplateStr.toJSON(), doc.GetAllocator());
     }
 
     JsonRequest::create(doc, m_sequence, "submitblock", params);
@@ -241,31 +259,129 @@ bool xmrig::DaemonClient::parseJob(const rapidjson::Value &params, int *code)
 
     String blocktemplate = Json::getString(params, kBlocktemplateBlob);
 
+    if (blocktemplate.isNull()) {
+        LOG_ERR("Empty block template received from daemon");
+        *code = 1;
+        return false;
+    }
+
+    Coin pool_coin = m_pool.coin();
+
+    if (!pool_coin.isValid() && (m_pool.algorithm() == Algorithm::RX_WOW)) {
+        pool_coin = Coin::WOWNERO;
+    }
+
+    if (!m_blocktemplate.Init(blocktemplate, pool_coin)) {
+        LOG_ERR("Invalid block template received from daemon");
+        *code = 2;
+        return false;
+    }
+
     m_blockhashingblob = Json::getString(params, "blockhashing_blob");
+
+    if (m_blocktemplate.has_miner_signature) {
+        if (m_pool.spendSecretKey().isEmpty()) {
+            LOG_ERR("Secret spend key is not set");
+            *code = 4;
+            return false;
+        }
+
+        if (m_pool.spendSecretKey().size() != 64) {
+            LOG_ERR("Secret spend key has invalid length. It must be 64 hex characters.");
+            *code = 5;
+            return false;
+        }
+
+        uint8_t secret_spendkey[32];
+        if (!Cvt::fromHex(secret_spendkey, 32, m_pool.spendSecretKey(), 64)) {
+            LOG_ERR("Secret spend key is not a valid hex data.");
+            *code = 6;
+            return false;
+        }
+
+        uint8_t public_spendkey[32];
+        if (!secret_key_to_public_key(secret_spendkey, public_spendkey)) {
+            LOG_ERR("Secret spend key is invalid.");
+            *code = 7;
+            return false;
+        }
+
+#       ifdef XMRIG_PROXY_PROJECT
+        job.setSpendSecretKey(secret_spendkey);
+        job.setMinerTx(
+            m_blocktemplate.raw_blob.data() + m_blocktemplate.miner_tx_prefix_begin_index,
+            m_blocktemplate.raw_blob.data() + m_blocktemplate.miner_tx_prefix_end_index,
+            m_blocktemplate.eph_public_key_index - m_blocktemplate.miner_tx_prefix_begin_index,
+            m_blocktemplate.tx_pubkey_index - m_blocktemplate.miner_tx_prefix_begin_index,
+            m_blocktemplate.miner_tx_merkle_tree_branch
+        );
+#       else
+        uint8_t secret_viewkey[32];
+        derive_view_secret_key(secret_spendkey, secret_viewkey);
+
+        uint8_t public_viewkey[32];
+        if (!secret_key_to_public_key(secret_viewkey, public_viewkey)) {
+            LOG_ERR("Secret view key is invalid.");
+            *code = 8;
+            return false;
+        }
+
+        uint8_t derivation[32];
+        if (!generate_key_derivation(m_blocktemplate.raw_blob.data() + m_blocktemplate.tx_pubkey_index, secret_viewkey, derivation)) {
+            LOG_ERR("Failed to generate key derivation for miner signature.");
+            *code = 9;
+            return false;
+        }
+
+        WalletAddress user_address;
+        if (!user_address.Decode(m_pool.user())) {
+            LOG_ERR("Invalid wallet address.");
+            *code = 10;
+            return false;
+        }
+
+        if (memcmp(user_address.public_spend_key, public_spendkey, sizeof(public_spendkey)) != 0) {
+            LOG_ERR("Wallet address and spend key don't match.");
+            *code = 11;
+            return false;
+        }
+
+        if (memcmp(user_address.public_view_key, public_viewkey, sizeof(public_viewkey)) != 0) {
+            LOG_ERR("Wallet address and view key don't match.");
+            *code = 12;
+            return false;
+        }
+
+        uint8_t eph_secret_key[32];
+        derive_secret_key(derivation, 0, secret_spendkey, eph_secret_key);
+
+        job.setEphemeralKeys(m_blocktemplate.raw_blob.data() + m_blocktemplate.eph_public_key_index, eph_secret_key);
+#       endif
+    }
+
     if (m_apiVersion == API_DERO) {
         const uint64_t offset = Json::getUint64(params, "reserved_offset");
         Cvt::toHex(m_blockhashingblob.data() + offset * 2, kBlobReserveSize * 2, Cvt::randomBytes(kBlobReserveSize).data(), kBlobReserveSize);
     }
 
-    if (m_pool.coin().isValid()) {
-        uint8_t blobVersion = 0;
-        Cvt::fromHex(&blobVersion, 1, m_blockhashingblob.data(), 2);
-        job.setAlgorithm(m_pool.coin().algorithm(blobVersion));
+    if (pool_coin.isValid()) {
+        job.setAlgorithm(pool_coin.algorithm(m_blocktemplate.major_version));
     }
 
-    if (blocktemplate.isNull() || !job.setBlob(m_blockhashingblob)) {
-        *code = 4;
+    if (!job.setBlob(m_blockhashingblob)) {
+        *code = 3;
         return false;
     }
 
     job.setSeedHash(Json::getString(params, "seed_hash"));
     job.setHeight(Json::getUint64(params, kHeight));
     job.setDiff(Json::getUint64(params, "difficulty"));
+
     job.setId(blocktemplate.data() + blocktemplate.size() - 32);
 
-    m_job           = std::move(job);
-    m_blocktemplate = std::move(blocktemplate);
-    m_prevHash      = Json::getString(params, "prev_hash");
+    m_job              = std::move(job);
+    m_blocktemplateStr = std::move(blocktemplate);
+    m_prevHash         = Json::getString(params, "prev_hash");
 
     if (m_apiVersion == API_DERO) {
         // Truncate to 32 bytes to have the same data as in get_info RPC
@@ -315,7 +431,16 @@ bool xmrig::DaemonClient::parseResponse(int64_t id, const rapidjson::Value &resu
         return true;
     }
 
-    if (handleSubmitResponse(id)) {
+    const char* error_msg = nullptr;
+
+    if ((m_apiVersion == API_DERO) && result.HasMember("status")) {
+        error_msg = result["status"].GetString();
+        if (!error_msg || (strlen(error_msg) == 0) || (strcmp(error_msg, "OK") == 0)) {
+            error_msg = nullptr;
+        }
+    }
+
+    if (handleSubmitResponse(id, error_msg)) {
         getBlockTemplate();
         return true;
     }

src/base/net/stratum/DaemonClient.h

@@ -31,6 +31,7 @@
 #include "base/kernel/interfaces/ITimerListener.h"
 #include "base/net/stratum/BaseClient.h"
 #include "base/tools/Object.h"
+#include "base/tools/cryptonote/BlockTemplate.h"
 
 
 #include <memory>
@@ -83,7 +84,7 @@ private:
     } m_apiVersion = API_MONERO;
 
     std::shared_ptr<IHttpListener> m_httpListener;
-    String m_blocktemplate;
+    String m_blocktemplateStr;
     String m_blockhashingblob;
     String m_prevHash;
     String m_tlsFingerprint;
@@ -91,6 +92,8 @@ private:
     Timer *m_timer;
     uint64_t m_blocktemplateRequestHeight = 0;
     String m_blocktemplateRequestHash;
+
+    BlockTemplate m_blocktemplate;
 };
 
 

src/base/net/stratum/Job.cpp

@@ -32,6 +32,9 @@
 #include "base/net/stratum/Job.h"
 #include "base/tools/Buffer.h"
 #include "base/tools/Cvt.h"
+#include "base/tools/cryptonote/BlockTemplate.h"
+#include "base/tools/cryptonote/Signatures.h"
+#include "base/crypto/keccak.h"
 
 
 xmrig::Job::Job(bool nicehash, const Algorithm &algorithm, const String &clientId) :
@@ -169,6 +172,22 @@ void xmrig::Job::copy(const Job &other)
 #   ifdef XMRIG_FEATURE_BENCHMARK
     m_benchSize = other.m_benchSize;
 #   endif
+
+#   ifdef XMRIG_PROXY_PROJECT
+    memcpy(m_spendSecretKey, other.m_spendSecretKey, sizeof(m_spendSecretKey));
+    memcpy(m_viewSecretKey, other.m_viewSecretKey, sizeof(m_viewSecretKey));
+    memcpy(m_spendPublicKey, other.m_spendPublicKey, sizeof(m_spendPublicKey));
+    memcpy(m_viewPublicKey, other.m_viewPublicKey, sizeof(m_viewPublicKey));
+    m_minerTxPrefix = other.m_minerTxPrefix;
+    m_minerTxEphPubKeyOffset = other.m_minerTxEphPubKeyOffset;
+    m_minerTxPubKeyOffset = other.m_minerTxPubKeyOffset;
+    m_minerTxMerkleTreeBranch = other.m_minerTxMerkleTreeBranch;
+#   else
+    memcpy(m_ephPublicKey, other.m_ephPublicKey, sizeof(m_ephPublicKey));
+    memcpy(m_ephSecretKey, other.m_ephSecretKey, sizeof(m_ephSecretKey));
+#   endif
+
+    m_hasMinerSignature = other.m_hasMinerSignature;
 }
 
 
@@ -204,4 +223,95 @@ void xmrig::Job::move(Job &&other)
 #   ifdef XMRIG_FEATURE_BENCHMARK
     m_benchSize = other.m_benchSize;
 #   endif
+
+#   ifdef XMRIG_PROXY_PROJECT
+    memcpy(m_spendSecretKey, other.m_spendSecretKey, sizeof(m_spendSecretKey));
+    memcpy(m_viewSecretKey, other.m_viewSecretKey, sizeof(m_viewSecretKey));
+    memcpy(m_spendPublicKey, other.m_spendPublicKey, sizeof(m_spendPublicKey));
+    memcpy(m_viewPublicKey, other.m_viewPublicKey, sizeof(m_viewPublicKey));
+    m_minerTxPrefix = std::move(other.m_minerTxPrefix);
+    m_minerTxEphPubKeyOffset = other.m_minerTxEphPubKeyOffset;
+    m_minerTxPubKeyOffset = other.m_minerTxPubKeyOffset;
+    m_minerTxMerkleTreeBranch = std::move(other.m_minerTxMerkleTreeBranch);
+#   else
+    memcpy(m_ephPublicKey, other.m_ephPublicKey, sizeof(m_ephPublicKey));
+    memcpy(m_ephSecretKey, other.m_ephSecretKey, sizeof(m_ephSecretKey));
+#   endif
+
+    m_hasMinerSignature = other.m_hasMinerSignature;
 }
+
+
+#ifdef XMRIG_PROXY_PROJECT
+
+
+void xmrig::Job::setSpendSecretKey(uint8_t* key)
+{
+    m_hasMinerSignature = true;
+    memcpy(m_spendSecretKey, key, sizeof(m_spendSecretKey));
+    xmrig::derive_view_secret_key(m_spendSecretKey, m_viewSecretKey);
+    xmrig::secret_key_to_public_key(m_spendSecretKey, m_spendPublicKey);
+    xmrig::secret_key_to_public_key(m_viewSecretKey, m_viewPublicKey);
+}
+
+
+void xmrig::Job::setMinerTx(const uint8_t* begin, const uint8_t* end, size_t minerTxEphPubKeyOffset, size_t minerTxPubKeyOffset, const Buffer& minerTxMerkleTreeBranch)
+{
+    m_minerTxPrefix.assign(begin, end);
+    m_minerTxEphPubKeyOffset = minerTxEphPubKeyOffset;
+    m_minerTxPubKeyOffset = minerTxPubKeyOffset;
+    m_minerTxMerkleTreeBranch = minerTxMerkleTreeBranch;
+}
+
+
+void xmrig::Job::generateHashingBlob(String& blob, String& signatureData) const
+{
+    uint8_t* eph_public_key = m_minerTxPrefix.data() + m_minerTxEphPubKeyOffset;
+    uint8_t* txkey_pub = m_minerTxPrefix.data() + m_minerTxPubKeyOffset;
+
+    uint8_t txkey_sec[32];
+
+    generate_keys(txkey_pub, txkey_sec);
+
+    uint8_t derivation[32];
+
+    generate_key_derivation(m_viewPublicKey, txkey_sec, derivation);
+    derive_public_key(derivation, 0, m_spendPublicKey, eph_public_key);
+
+    uint8_t buf[32 * 3] = {};
+    memcpy(buf, txkey_pub, 32);
+    memcpy(buf + 32, eph_public_key, 32);
+
+    generate_key_derivation(txkey_pub, m_viewSecretKey, derivation);
+    derive_secret_key(derivation, 0, m_spendSecretKey, buf + 64);
+
+    signatureData = xmrig::Cvt::toHex(buf, sizeof(buf));
+
+    uint8_t root_hash[32];
+    const uint8_t* p = m_minerTxPrefix.data();
+    xmrig::BlockTemplate::CalculateRootHash(p, p + m_minerTxPrefix.size(), m_minerTxMerkleTreeBranch, root_hash);
+
+    blob = rawBlob();
+    const uint64_t offset = nonceOffset() + nonceSize() + BlockTemplate::SIGNATURE_SIZE + 2 /* vote */;
+    xmrig::Cvt::toHex(blob.data() + offset * 2, 64, root_hash, 32);
+}
+
+
+#else
+
+
+void xmrig::Job::generateMinerSignature(const uint8_t* blob, size_t size, uint8_t* out_sig) const
+{
+    uint8_t tmp[kMaxBlobSize];
+    memcpy(tmp, blob, size);
+
+    // Fill signature with zeros
+    memset(tmp + nonceOffset() + nonceSize(), 0, BlockTemplate::SIGNATURE_SIZE);
+
+    uint8_t prefix_hash[32];
+    xmrig::keccak(tmp, static_cast<int>(size), prefix_hash, sizeof(prefix_hash));
+    xmrig::generate_signature(prefix_hash, m_ephPublicKey, m_ephSecretKey, out_sig);
+}
+
+
+#endif

src/base/net/stratum/Job.h

@@ -82,7 +82,7 @@ public:
     inline uint32_t backend() const                     { return m_backend; }
     inline uint64_t diff() const                        { return m_diff; }
     inline uint64_t height() const                      { return m_height; }
-    inline uint64_t nonceMask() const                   { return isNicehash() ? 0xFFFFFFULL : (nonceSize() == sizeof(uint64_t) ? (-1ULL  >> (extraNonce().size() * 4)): 0xFFFFFFFFULL); }
+    inline uint64_t nonceMask() const                   { return isNicehash() ? 0xFFFFFFULL : (nonceSize() == sizeof(uint64_t) ? (static_cast<uint64_t>(-1LL) >> (extraNonce().size() * 4)) : 0xFFFFFFFFULL); }
     inline uint64_t target() const                      { return m_target; }
     inline uint8_t *blob()                              { return m_blob; }
     inline uint8_t fixedByte() const                    { return *(m_blob + 42); }
@@ -116,6 +116,25 @@ public:
     inline void setBenchSize(uint32_t size)             { m_benchSize = size; }
 #   endif
 
+#   ifdef XMRIG_PROXY_PROJECT
+    void setSpendSecretKey(uint8_t* key);
+    void setMinerTx(const uint8_t* begin, const uint8_t* end, size_t minerTxEphPubKeyOffset, size_t minerTxPubKeyOffset, const Buffer& minerTxMerkleTreeBranch);
+    void generateHashingBlob(String& blob, String& signatureData) const;
+#   else
+    inline const uint8_t* ephSecretKey() const { return m_hasMinerSignature ? m_ephSecretKey : nullptr; }
+
+    inline void setEphemeralKeys(uint8_t* pub_key, uint8_t* sec_key)
+    {
+        m_hasMinerSignature = true;
+        memcpy(m_ephPublicKey, pub_key, sizeof(m_ephSecretKey));
+        memcpy(m_ephSecretKey, sec_key, sizeof(m_ephSecretKey));
+    }
+
+    void generateMinerSignature(const uint8_t* blob, size_t size, uint8_t* out_sig) const;
+#   endif
+
+    inline bool hasMinerSignature() const { return m_hasMinerSignature; }
+
 private:
     void copy(const Job &other);
     void move(Job &&other);
@@ -139,8 +158,24 @@ private:
     char m_rawBlob[kMaxBlobSize * 2 + 8]{};
     char m_rawTarget[24]{};
     String m_rawSeedHash;
+
+    // Miner signatures
+    uint8_t m_spendSecretKey[32];
+    uint8_t m_viewSecretKey[32];
+    uint8_t m_spendPublicKey[32];
+    uint8_t m_viewPublicKey[32];
+    mutable Buffer m_minerTxPrefix;
+    size_t m_minerTxEphPubKeyOffset = 0;
+    size_t m_minerTxPubKeyOffset = 0;
+    Buffer m_minerTxMerkleTreeBranch;
+#   else
+    // Miner signatures
+    uint8_t m_ephPublicKey[32]{};
+    uint8_t m_ephSecretKey[32]{};
 #   endif
 
+    bool m_hasMinerSignature = false;
+
 #   ifdef XMRIG_FEATURE_BENCHMARK
     uint32_t m_benchSize = 0;
 #   endif

src/base/net/stratum/Pool.cpp

@@ -78,6 +78,7 @@ const char *Pool::kSubmitToOrigin         = "submit-to-origin";
 const char *Pool::kTls                    = "tls";
 const char *Pool::kUrl                    = "url";
 const char *Pool::kUser                   = "user";
+const char *Pool::kSpendSecretKey         = "spend-secret-key";
 const char *Pool::kNicehashHost           = "nicehash.com";
 
 
@@ -92,12 +93,13 @@ xmrig::Pool::Pool(const char *url) :
 }
 
 
-xmrig::Pool::Pool(const char *host, uint16_t port, const char *user, const char *password, int keepAlive, bool nicehash, bool tls, Mode mode) :
+xmrig::Pool::Pool(const char *host, uint16_t port, const char *user, const char *password, const char* spendSecretKey, int keepAlive, bool nicehash, bool tls, Mode mode) :
     m_keepAlive(keepAlive),
     m_mode(mode),
     m_flags(1 << FLAG_ENABLED),
     m_password(password),
     m_user(user),
+    m_spendSecretKey(spendSecretKey),
     m_pollInterval(kDefaultPollInterval),
     m_url(host, port, tls)
 {
@@ -115,15 +117,16 @@ xmrig::Pool::Pool(const rapidjson::Value &object) :
         return;
     }
 
-    m_user         = Json::getString(object, kUser);
-    m_password     = Json::getString(object, kPass);
-    m_rigId        = Json::getString(object, kRigId);
-    m_fingerprint  = Json::getString(object, kFingerprint);
-    m_pollInterval = Json::getUint64(object, kDaemonPollInterval, kDefaultPollInterval);
-    m_algorithm    = Json::getString(object, kAlgo);
-    m_coin         = Json::getString(object, kCoin);
-    m_daemon       = Json::getString(object, kSelfSelect);
-    m_proxy        = Json::getValue(object, kSOCKS5);
+    m_user           = Json::getString(object, kUser);
+    m_spendSecretKey = Json::getString(object, kSpendSecretKey);
+    m_password       = Json::getString(object, kPass);
+    m_rigId          = Json::getString(object, kRigId);
+    m_fingerprint    = Json::getString(object, kFingerprint);
+    m_pollInterval   = Json::getUint64(object, kDaemonPollInterval, kDefaultPollInterval);
+    m_algorithm      = Json::getString(object, kAlgo);
+    m_coin           = Json::getString(object, kCoin);
+    m_daemon         = Json::getString(object, kSelfSelect);
+    m_proxy          = Json::getValue(object, kSOCKS5);
 
     m_flags.set(FLAG_ENABLED,  Json::getBool(object, kEnabled, true));
     m_flags.set(FLAG_NICEHASH, Json::getBool(object, kNicehash) || m_url.host().contains(kNicehashHost));
@@ -270,6 +273,10 @@ rapidjson::Value xmrig::Pool::toJSON(rapidjson::Document &doc) const
     obj.AddMember(StringRef(kUrl),   url().toJSON(), allocator);
     obj.AddMember(StringRef(kUser),  m_user.toJSON(), allocator);
 
+    if (!m_spendSecretKey.isEmpty()) {
+        obj.AddMember(StringRef(kSpendSecretKey), m_spendSecretKey.toJSON(), allocator);
+    }
+
     if (m_mode != MODE_DAEMON) {
         obj.AddMember(StringRef(kPass),  m_password.toJSON(), allocator);
         obj.AddMember(StringRef(kRigId), m_rigId.toJSON(), allocator);

src/base/net/stratum/Pool.h

@@ -71,6 +71,7 @@ public:
     static const char *kTls;
     static const char *kUrl;
     static const char *kUser;
+    static const char* kSpendSecretKey;
     static const char *kNicehashHost;
 
     constexpr static int kKeepAliveTimeout         = 60;
@@ -78,7 +79,7 @@ public:
     constexpr static uint64_t kDefaultPollInterval = 1000;
 
     Pool() = default;
-    Pool(const char *host, uint16_t port, const char *user, const char *password, int keepAlive, bool nicehash, bool tls, Mode mode);
+    Pool(const char *host, uint16_t port, const char *user, const char *password, const char* spendSecretKey, int keepAlive, bool nicehash, bool tls, Mode mode);
     Pool(const char *url);
     Pool(const rapidjson::Value &object);
 
@@ -101,6 +102,7 @@ public:
     inline const String &rigId() const                  { return m_rigId; }
     inline const String &url() const                    { return m_url.url(); }
     inline const String &user() const                   { return !m_user.isNull() ? m_user : kDefaultUser; }
+    inline const String &spendSecretKey() const         { return m_spendSecretKey; }
     inline const Url &daemon() const                    { return m_daemon; }
     inline int keepAlive() const                        { return m_keepAlive; }
     inline Mode mode() const                            { return m_mode; }
@@ -149,6 +151,7 @@ private:
     String m_password;
     String m_rigId;
     String m_user;
+    String m_spendSecretKey;
     uint64_t m_pollInterval         = kDefaultPollInterval;
     Url m_daemon;
     Url m_url;

src/base/net/stratum/Pools.h

@@ -57,6 +57,12 @@ public:
 
     Pools();
 
+#   ifdef XMRIG_FEATURE_BENCHMARK
+    inline bool isBenchmark() const                     { return !!m_benchmark; }
+#   else
+    inline constexpr static bool isBenchmark()          { return false; }
+#   endif
+
     inline const std::vector<Pool> &data() const        { return m_data; }
     inline int retries() const                          { return m_retries; }
     inline int retryPause() const                       { return m_retryPause; }

src/base/net/stratum/benchmark/BenchClient.cpp

@@ -61,7 +61,8 @@ xmrig::BenchClient::BenchClient(const std::shared_ptr<BenchConfig> &benchmark, I
 
 #   ifdef XMRIG_FEATURE_HTTP
     if (m_benchmark->isSubmit()) {
-        m_mode = ONLINE_BENCH;
+        m_mode  = ONLINE_BENCH;
+        m_token = m_benchmark->token();
 
         return;
     }
@@ -334,6 +335,7 @@ void xmrig::BenchClient::send(Request request)
         {
             doc.AddMember(StringRef(BenchConfig::kSize),    m_benchmark->size(), allocator);
             doc.AddMember(StringRef(BenchConfig::kAlgo),    m_benchmark->algorithm().toJSON(), allocator);
+            doc.AddMember(StringRef(BenchConfig::kUser),    m_benchmark->user().toJSON(), allocator);
             doc.AddMember("version",                        APP_VERSION, allocator);
             doc.AddMember("threads",                        m_threads, allocator);
             doc.AddMember("steady_ready_ts",                m_readyTime, allocator);
@@ -349,6 +351,11 @@ void xmrig::BenchClient::send(Request request)
 #           endif
 
             FetchRequest req(HTTP_POST, m_ip, BenchConfig::kApiPort, "/1/benchmark", doc, BenchConfig::kApiTLS, true);
+
+            if (!m_token.isEmpty()) {
+                req.headers.insert({ "Authorization", fmt::format("Bearer {}", m_token)});
+            }
+
             fetch(tag(), std::move(req), m_httpListener);
         }
         break;

src/base/net/stratum/benchmark/BenchConfig.cpp

@@ -41,6 +41,7 @@ const char *BenchConfig::kSeed      = "seed";
 const char *BenchConfig::kSize      = "size";
 const char *BenchConfig::kSubmit    = "submit";
 const char *BenchConfig::kToken     = "token";
+const char *BenchConfig::kUser      = "user";
 const char *BenchConfig::kVerify    = "verify";
 
 #ifndef XMRIG_DEBUG_BENCHMARK_API
@@ -59,8 +60,8 @@ xmrig::BenchConfig::BenchConfig(uint32_t size, const String &id, const rapidjson
     m_id(id),
     m_seed(Json::getString(object, kSeed)),
     m_token(Json::getString(object, kToken)),
-    m_size(size),
-    m_hash(0)
+    m_user(Json::getString(object, kUser)),
+    m_size(size)
 {
     if (!m_algorithm.isValid() || m_algorithm.family() != Algorithm::RANDOM_X) {
         m_algorithm = Algorithm::RX_0;
@@ -111,6 +112,7 @@ rapidjson::Value xmrig::BenchConfig::toJSON(rapidjson::Document &doc) const
     out.AddMember(StringRef(kVerify),   m_id.toJSON(), allocator);
     out.AddMember(StringRef(kToken),    m_token.toJSON(), allocator);
     out.AddMember(StringRef(kSeed),     m_seed.toJSON(), allocator);
+    out.AddMember(StringRef(kUser),     m_user.toJSON(), allocator);
 
     if (m_hash) {
         out.AddMember(StringRef(kHash), Value(fmt::format("{:016X}", m_hash).c_str(), allocator), allocator);

src/base/net/stratum/benchmark/BenchConfig.h

@@ -39,6 +39,7 @@ public:
     static const char *kSize;
     static const char *kSubmit;
     static const char *kToken;
+    static const char *kUser;
     static const char *kVerify;
 
 #   ifndef XMRIG_DEBUG_BENCHMARK_API
@@ -59,6 +60,7 @@ public:
     inline const String &id() const             { return m_id; }
     inline const String &seed() const           { return m_seed; }
     inline const String &token() const          { return m_token; }
+    inline const String &user() const           { return m_user; }
     inline uint32_t size() const                { return m_size; }
     inline uint64_t hash() const                { return m_hash; }
 
@@ -73,8 +75,9 @@ private:
     String m_id;
     String m_seed;
     String m_token;
+    String m_user;
     uint32_t m_size;
-    uint64_t m_hash;
+    uint64_t m_hash = 0;
 };
 
 

src/base/tools/cryptonote/BlobReader.h

@@ -0,0 +1,102 @@
+/* XMRig
+ * Copyright 2012-2013 The Cryptonote developers
+ * Copyright 2014-2021 The Monero Project
+ * Copyright 2018-2021 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2021 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef XMRIG_BLOBREADER_H
+#define XMRIG_BLOBREADER_H
+
+
+#include <cstdint>
+
+
+namespace xmrig {
+
+
+class CBlobReader
+{
+public:
+    inline CBlobReader(const void* data, size_t size)
+        : m_data(reinterpret_cast<const uint8_t*>(data))
+        , m_size(size)
+        , m_index(0)
+    {}
+
+    inline bool operator()(uint8_t& data) { return getByte(data); }
+    inline bool operator()(uint64_t& data) { return getVarint(data); }
+
+    template<size_t N>
+    inline bool operator()(uint8_t(&data)[N])
+    {
+        for (size_t i = 0; i < N; ++i) {
+            if (!getByte(data[i])) {
+                return false;
+            }
+        }
+        return true;
+    }
+
+    template<typename T>
+    inline void readItems(T& data, size_t count)
+    {
+        data.resize(count);
+        for (size_t i = 0; i < count; ++i)
+            operator()(data[i]);
+    }
+
+    inline size_t index() const { return m_index; }
+
+private:
+    inline bool getByte(uint8_t& data)
+    {
+        if (m_index >= m_size) {
+            return false;
+        }
+
+        data = m_data[m_index++];
+        return true;
+    }
+
+    inline bool getVarint(uint64_t& data)
+    {
+        uint64_t result = 0;
+        uint8_t t;
+        int shift = 0;
+
+        do {
+            if (!getByte(t)) {
+                return false;
+            }
+            result |= static_cast<uint64_t>(t & 0x7F) << shift;
+            shift += 7;
+        } while (t & 0x80);
+
+        data = result;
+        return true;
+    }
+
+    const uint8_t* m_data;
+    size_t m_size;
+    size_t m_index;
+};
+
+
+} /* namespace xmrig */
+
+
+#endif /* XMRIG_BLOBREADER_H */

src/base/tools/cryptonote/BlockTemplate.cpp

@@ -0,0 +1,238 @@
+/* XMRig
+ * Copyright 2012-2013 The Cryptonote developers
+ * Copyright 2014-2021 The Monero Project
+ * Copyright 2018-2021 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2021 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+
+#include "base/crypto/keccak.h"
+#include "base/tools/Cvt.h"
+#include "base/tools/cryptonote/BlobReader.h"
+#include "base/tools/cryptonote/BlockTemplate.h"
+
+
+namespace xmrig {
+
+
+bool BlockTemplate::Init(const String& blockTemplate, Coin coin)
+{
+    raw_blob = Cvt::fromHex(blockTemplate);
+
+    CBlobReader ar(raw_blob.data(), raw_blob.size());
+
+    // Block header
+    ar(major_version);
+    ar(minor_version);
+    ar(timestamp);
+    ar(prev_id);
+    ar(nonce);
+
+    // Wownero block template has miner signature starting from version 18
+    has_miner_signature = (coin == Coin::WOWNERO) && (major_version >= 18);
+    if (has_miner_signature) {
+        ar(miner_signature);
+        ar(vote);
+    }
+
+    // Miner transaction begin
+    // Prefix begin
+    miner_tx_prefix_begin_index = ar.index();
+
+    ar(tx_version);
+    ar(unlock_time);
+    ar(num_inputs);
+
+    // must be 1 input
+    if (num_inputs != 1)
+        return false;
+
+    ar(input_type);
+
+    // input type must be txin_gen (0xFF)
+    if (input_type != 0xFF)
+        return false;
+
+    ar(height);
+
+    ar(num_outputs);
+
+    // must be 1 output
+    if (num_outputs != 1)
+        return false;
+
+    ar(amount);
+    ar(output_type);
+
+    // output type must be txout_to_key (2)
+    if (output_type != 2)
+        return false;
+
+    eph_public_key_index = ar.index();
+
+    ar(eph_public_key);
+    ar(extra_size);
+
+    tx_pubkey_index = ar.index() + 1;
+
+    ar.readItems(extra, extra_size);
+
+    // First thing in tx_extra must be TX_EXTRA_TAG_PUBKEY
+    if (extra[0] != 0x01)
+        return false;
+
+    miner_tx_prefix_end_index = ar.index();
+    // Prefix end
+
+    // RCT signatures (empty in miner transaction)
+    ar(vin_rct_type);
+
+    // must be RCTTypeNull (0)
+    if (vin_rct_type != 0)
+        return false;
+
+    const size_t miner_tx_end = ar.index();
+    // Miner transaction end
+
+    // Miner transaction must have exactly 1 byte with value 0 after the prefix
+    if ((miner_tx_end != miner_tx_prefix_end_index + 1) || (raw_blob[miner_tx_prefix_end_index] != 0))
+        return false;
+
+    // Other transaction hashes
+    ar(num_hashes);
+
+#   ifdef XMRIG_PROXY_PROJECT
+    hashes.resize((num_hashes + 1) * HASH_SIZE);
+    CalculateMinerTxHash(raw_blob.data() + miner_tx_prefix_begin_index, raw_blob.data() + miner_tx_prefix_end_index, hashes.data());
+
+    for (uint64_t i = 1; i <= num_hashes; ++i) {
+        uint8_t h[HASH_SIZE];
+        ar(h);
+        memcpy(hashes.data() + i * HASH_SIZE, h, HASH_SIZE);
+    }
+
+    CalculateMerkleTreeHash();
+#   endif
+
+    return true;
+}
+
+
+void BlockTemplate::CalculateMinerTxHash(const uint8_t* prefix_begin, const uint8_t* prefix_end, uint8_t* hash)
+{
+    uint8_t hashes[HASH_SIZE * 3];
+
+    // Calculate 3 partial hashes
+
+    // 1. Prefix
+    keccak(prefix_begin, static_cast<int>(prefix_end - prefix_begin), hashes, HASH_SIZE);
+
+    // 2. Base RCT, single 0 byte in miner tx
+    static const uint8_t known_second_hash[HASH_SIZE] = {
+        188,54,120,158,122,30,40,20,54,70,66,41,130,143,129,125,102,18,247,180,119,214,101,145,255,150,169,224,100,188,201,138
+    };
+    memcpy(hashes + HASH_SIZE, known_second_hash, HASH_SIZE);
+
+    // 3. Prunable RCT, empty in miner tx
+    memset(hashes + HASH_SIZE * 2, 0, HASH_SIZE);
+
+    // Calculate miner transaction hash
+    keccak(hashes, sizeof(hashes), hash, HASH_SIZE);
+}
+
+
+void BlockTemplate::CalculateMerkleTreeHash()
+{
+    miner_tx_merkle_tree_branch.clear();
+
+    const uint64_t count = num_hashes + 1;
+    uint8_t* h = hashes.data();
+
+    if (count == 1) {
+        memcpy(root_hash, h, HASH_SIZE);
+    }
+    else if (count == 2) {
+        miner_tx_merkle_tree_branch.insert(miner_tx_merkle_tree_branch.end(), h + HASH_SIZE, h + HASH_SIZE * 2);
+        keccak(h, HASH_SIZE * 2, root_hash, HASH_SIZE);
+    }
+    else {
+        size_t i, j, cnt;
+
+        for (i = 0, cnt = 1; cnt <= count; ++i, cnt <<= 1) {}
+
+        cnt >>= 1;
+
+        miner_tx_merkle_tree_branch.reserve(HASH_SIZE * (i - 1));
+
+        Buffer ints(cnt * HASH_SIZE);
+        memcpy(ints.data(), h, (cnt * 2 - count) * HASH_SIZE);
+
+        for (i = cnt * 2 - count, j = cnt * 2 - count; j < cnt; i += 2, ++j) {
+            if (i == 0) {
+                miner_tx_merkle_tree_branch.insert(miner_tx_merkle_tree_branch.end(), h + HASH_SIZE, h + HASH_SIZE * 2);
+            }
+            keccak(h + i * HASH_SIZE, HASH_SIZE * 2, ints.data() + j * HASH_SIZE, HASH_SIZE);
+        }
+
+        while (cnt > 2) {
+            cnt >>= 1;
+            for (i = 0, j = 0; j < cnt; i += 2, ++j) {
+                if (i == 0) {
+                    miner_tx_merkle_tree_branch.insert(miner_tx_merkle_tree_branch.end(), ints.data() + HASH_SIZE, ints.data() + HASH_SIZE * 2);
+                }
+                keccak(ints.data() + i * HASH_SIZE, HASH_SIZE * 2, ints.data() + j * HASH_SIZE, HASH_SIZE);
+            }
+        }
+
+        miner_tx_merkle_tree_branch.insert(miner_tx_merkle_tree_branch.end(), ints.data() + HASH_SIZE, ints.data() + HASH_SIZE * 2);
+        keccak(ints.data(), HASH_SIZE * 2, root_hash, HASH_SIZE);
+    }
+}
+
+
+void BlockTemplate::CalculateRootHash(const uint8_t* prefix_begin, const uint8_t* prefix_end, const Buffer& miner_tx_merkle_tree_branch, uint8_t* root_hash)
+{
+    CalculateMinerTxHash(prefix_begin, prefix_end, root_hash);
+
+    for (size_t i = 0; i < miner_tx_merkle_tree_branch.size(); i += HASH_SIZE) {
+        uint8_t h[HASH_SIZE * 2];
+
+        memcpy(h, root_hash, HASH_SIZE);
+        memcpy(h + HASH_SIZE, miner_tx_merkle_tree_branch.data() + i, HASH_SIZE);
+
+        keccak(h, HASH_SIZE * 2, root_hash, HASH_SIZE);
+    }
+}
+
+
+void BlockTemplate::GenerateHashingBlob()
+{
+    hashingBlob.clear();
+    hashingBlob.reserve(miner_tx_prefix_begin_index + HASH_SIZE + 3);
+
+    hashingBlob.assign(raw_blob.begin(), raw_blob.begin() + miner_tx_prefix_begin_index);
+    hashingBlob.insert(hashingBlob.end(), root_hash, root_hash + HASH_SIZE);
+
+    uint64_t k = num_hashes + 1;
+    while (k >= 0x80) {
+        hashingBlob.emplace_back((static_cast<uint8_t>(k) & 0x7F) | 0x80);
+        k >>= 7;
+    }
+    hashingBlob.emplace_back(static_cast<uint8_t>(k));
+}
+
+
+} /* namespace xmrig */

src/base/tools/cryptonote/BlockTemplate.h

@@ -0,0 +1,94 @@
+/* XMRig
+ * Copyright 2012-2013 The Cryptonote developers
+ * Copyright 2014-2021 The Monero Project
+ * Copyright 2018-2021 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2021 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef XMRIG_BLOCKTEMPLATE_H
+#define XMRIG_BLOCKTEMPLATE_H
+
+
+#include "base/crypto/Coin.h"
+#include "base/tools/Buffer.h"
+#include "base/tools/String.h"
+
+
+namespace xmrig {
+
+
+struct BlockTemplate
+{
+    enum {
+        HASH_SIZE = 32,
+        KEY_SIZE = 32,
+        SIGNATURE_SIZE = 64,
+        NONCE_SIZE = 4,
+    };
+
+    Buffer raw_blob;
+    size_t eph_public_key_index;
+    size_t tx_pubkey_index;
+    size_t miner_tx_prefix_begin_index;
+    size_t miner_tx_prefix_end_index;
+
+    // Block header
+    uint8_t major_version;
+    uint8_t minor_version;
+    uint64_t timestamp;
+    uint8_t prev_id[HASH_SIZE];
+    uint8_t nonce[NONCE_SIZE];
+
+    bool has_miner_signature;
+    uint8_t miner_signature[SIGNATURE_SIZE];
+    uint8_t vote[2];
+
+    // Miner tx
+    uint64_t tx_version;
+    uint64_t unlock_time;
+    uint64_t num_inputs;
+    uint8_t input_type;
+    uint64_t height;
+    uint64_t num_outputs;
+    uint64_t amount;
+    uint8_t output_type;
+    uint8_t eph_public_key[KEY_SIZE];
+    uint64_t extra_size;
+    Buffer extra;
+    uint8_t vin_rct_type;
+
+    // Transaction hashes
+    uint64_t num_hashes;
+    Buffer hashes;
+
+    Buffer miner_tx_merkle_tree_branch;
+    uint8_t root_hash[HASH_SIZE];
+
+    Buffer hashingBlob;
+
+    bool Init(const String& blockTemplate, Coin coin);
+
+    static void CalculateMinerTxHash(const uint8_t* prefix_begin, const uint8_t* prefix_end, uint8_t* hash);
+    static void CalculateRootHash(const uint8_t* prefix_begin, const uint8_t* prefix_end, const Buffer& miner_tx_merkle_tree_branch, uint8_t* root_hash);
+    void CalculateMerkleTreeHash();
+    void GenerateHashingBlob();
+};
+
+
+} /* namespace xmrig */
+
+
+#endif /* XMRIG_BLOCKTEMPLATE_H */

src/base/tools/cryptonote/Signatures.cpp

@@ -0,0 +1,233 @@
+/* XMRig
+ * Copyright 2012-2013 The Cryptonote developers
+ * Copyright 2014-2021 The Monero Project
+ * Copyright 2018-2021 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2021 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+
+#include "base/crypto/keccak.h"
+#include "base/tools/cryptonote/Signatures.h"
+
+extern "C" {
+
+#include "base/tools/cryptonote/crypto-ops.h"
+
+}
+
+#include "base/tools/Cvt.h"
+
+#ifdef XMRIG_PROXY_PROJECT
+#define PROFILE_SCOPE(x)
+#else
+#include "crypto/rx/Profiler.h"
+#endif
+
+
+struct ec_scalar { char data[32]; };
+struct hash { char data[32]; };
+struct ec_point { char data[32]; };
+struct signature { ec_scalar c, r; };
+struct s_comm { hash h; ec_point key; ec_point comm; };
+
+
+static inline void random_scalar(ec_scalar& res)
+{
+    // Don't care about bias or possible 0 after reduce: probability ~10^-76, not happening in this universe.
+    // Performance matters more. It's a miner after all.
+    xmrig::Cvt::randomBytes(res.data, sizeof(res.data));
+    sc_reduce32((uint8_t*) res.data);
+}
+
+
+static void hash_to_scalar(const void* data, size_t length, ec_scalar& res)
+{
+    xmrig::keccak((const uint8_t*) data, length, (uint8_t*) &res, sizeof(res));
+    sc_reduce32((uint8_t*) &res);
+}
+
+
+static void derivation_to_scalar(const uint8_t* derivation, size_t output_index, ec_scalar& res)
+{
+    struct {
+        uint8_t derivation[32];
+        uint8_t output_index[(sizeof(size_t) * 8 + 6) / 7];
+    } buf;
+
+    uint8_t* end = buf.output_index;
+    memcpy(buf.derivation, derivation, sizeof(buf.derivation));
+
+    size_t k = output_index;
+    while (k >= 0x80) {
+        *(end++) = (static_cast<uint8_t>(k) & 0x7F) | 0x80;
+        k >>= 7;
+    }
+    *(end++) = static_cast<uint8_t>(k);
+
+    hash_to_scalar(&buf, end - reinterpret_cast<uint8_t*>(&buf), res);
+}
+
+
+namespace xmrig {
+
+
+void generate_signature(const uint8_t* prefix_hash, const uint8_t* pub, const uint8_t* sec, uint8_t* sig_bytes)
+{
+    PROFILE_SCOPE(GenerateSignature);
+
+    ge_p3 tmp3;
+    ec_scalar k;
+    s_comm buf;
+
+    memcpy(buf.h.data, prefix_hash, sizeof(buf.h.data));
+    memcpy(buf.key.data, pub, sizeof(buf.key.data));
+
+    signature& sig = *reinterpret_cast<signature*>(sig_bytes);
+
+    do {
+        random_scalar(k);
+        ge_scalarmult_base(&tmp3, (unsigned char*)&k);
+        ge_p3_tobytes((unsigned char*)&buf.comm, &tmp3);
+        hash_to_scalar(&buf, sizeof(s_comm), sig.c);
+
+        if (!sc_isnonzero((const unsigned char*)sig.c.data)) {
+            continue;
+        }
+
+        sc_mulsub((unsigned char*)&sig.r, (unsigned char*)&sig.c, sec, (unsigned char*)&k);
+    } while (!sc_isnonzero((const unsigned char*)sig.r.data));
+}
+
+
+bool check_signature(const uint8_t* prefix_hash, const uint8_t* pub, const uint8_t* sig_bytes)
+{
+    ge_p2 tmp2;
+    ge_p3 tmp3;
+    ec_scalar c;
+    s_comm buf;
+
+    memcpy(buf.h.data, prefix_hash, sizeof(buf.h.data));
+    memcpy(buf.key.data, pub, sizeof(buf.key.data));
+
+    if (ge_frombytes_vartime(&tmp3, pub) != 0) {
+        return false;
+    }
+
+    const signature& sig = *reinterpret_cast<const signature*>(sig_bytes);
+
+    if (sc_check((const uint8_t*)&sig.c) != 0 || sc_check((const uint8_t*)&sig.r) != 0 || !sc_isnonzero((const uint8_t*)&sig.c)) {
+        return false;
+    }
+
+    ge_double_scalarmult_base_vartime(&tmp2, (const uint8_t*)&sig.c, &tmp3, (const uint8_t*)&sig.r);
+    ge_tobytes((uint8_t*)&buf.comm, &tmp2);
+
+    static const ec_point infinity = { { 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0} };
+    if (memcmp(&buf.comm, &infinity, 32) == 0) {
+        return false;
+    }
+
+    hash_to_scalar(&buf, sizeof(s_comm), c);
+    sc_sub((uint8_t*)&c, (uint8_t*)&c, (const uint8_t*)&sig.c);
+
+    return sc_isnonzero((uint8_t*)&c) == 0;
+}
+
+
+bool generate_key_derivation(const uint8_t* key1, const uint8_t* key2, uint8_t* derivation)
+{
+    ge_p3 point;
+    ge_p2 point2;
+    ge_p1p1 point3;
+
+    if (ge_frombytes_vartime(&point, key1) != 0) {
+        return false;
+    }
+
+    ge_scalarmult(&point2, key2, &point);
+    ge_mul8(&point3, &point2);
+    ge_p1p1_to_p2(&point2, &point3);
+    ge_tobytes(derivation, &point2);
+
+    return true;
+}
+
+
+void derive_secret_key(const uint8_t* derivation, size_t output_index, const uint8_t* base, uint8_t* derived_key)
+{
+    ec_scalar scalar;
+
+    derivation_to_scalar(derivation, output_index, scalar);
+    sc_add(derived_key, base, (uint8_t*) &scalar);
+}
+
+
+bool derive_public_key(const uint8_t* derivation, size_t output_index, const uint8_t* base, uint8_t* derived_key)
+{
+    ec_scalar scalar;
+    ge_p3 point1;
+    ge_p3 point2;
+    ge_cached point3;
+    ge_p1p1 point4;
+    ge_p2 point5;
+
+    if (ge_frombytes_vartime(&point1, base) != 0) {
+        return false;
+    }
+
+    derivation_to_scalar(derivation, output_index, scalar);
+    ge_scalarmult_base(&point2, (uint8_t*) &scalar);
+    ge_p3_to_cached(&point3, &point2);
+    ge_add(&point4, &point1, &point3);
+    ge_p1p1_to_p2(&point5, &point4);
+    ge_tobytes(derived_key, &point5);
+
+    return true;
+}
+
+
+void derive_view_secret_key(const uint8_t* spend_secret_key, uint8_t* view_secret_key)
+{
+    keccak(spend_secret_key, 32, view_secret_key, 32);
+    sc_reduce32(view_secret_key);
+}
+
+
+void generate_keys(uint8_t* pub, uint8_t* sec)
+{
+    random_scalar(*((ec_scalar*)sec));
+
+    ge_p3 point;
+    ge_scalarmult_base(&point, sec);
+    ge_p3_tobytes(pub, &point);
+}
+
+
+bool secret_key_to_public_key(const uint8_t* sec, uint8_t* pub)
+{
+    if (sc_check(sec) != 0) {
+        return false;
+    }
+
+    ge_p3 point;
+    ge_scalarmult_base(&point, sec);
+    ge_p3_tobytes(pub, &point);
+
+    return true;
+}
+
+
+} /* namespace xmrig */

src/base/tools/cryptonote/Signatures.h

@@ -0,0 +1,46 @@
+/* XMRig
+ * Copyright 2012-2013 The Cryptonote developers
+ * Copyright 2014-2021 The Monero Project
+ * Copyright 2018-2021 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2021 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef XMRIG_SIGNATURES_H
+#define XMRIG_SIGNATURES_H
+
+
+#include <cstdint>
+
+
+namespace xmrig {
+
+
+void generate_signature(const uint8_t* prefix_hash, const uint8_t* pub, const uint8_t* sec, uint8_t* sig);
+bool check_signature(const uint8_t* prefix_hash, const uint8_t* pub, const uint8_t* sig);
+
+bool generate_key_derivation(const uint8_t* key1, const uint8_t* key2, uint8_t* derivation);
+void derive_secret_key(const uint8_t* derivation, size_t output_index, const uint8_t* base, uint8_t* derived_key);
+bool derive_public_key(const uint8_t* derivation, size_t output_index, const uint8_t* base, uint8_t* derived_key);
+
+void derive_view_secret_key(const uint8_t* spend_secret_key, uint8_t* view_secret_key);
+
+void generate_keys(uint8_t* pub, uint8_t* sec);
+bool secret_key_to_public_key(const uint8_t* sec, uint8_t* pub);
+
+} /* namespace xmrig */
+
+
+#endif /* XMRIG_SIGNATURES_H */

src/base/tools/cryptonote/WalletAddress.cpp

@@ -0,0 +1,114 @@
+/* XMRig
+ * Copyright 2012-2013 The Cryptonote developers
+ * Copyright 2014-2021 The Monero Project
+ * Copyright 2018-2021 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2021 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+
+#include "base/crypto/keccak.h"
+#include "base/tools/cryptonote/BlobReader.h"
+#include "base/tools/cryptonote/WalletAddress.h"
+#include "base/tools/cryptonote/umul128.h"
+#include "base/tools/Buffer.h"
+#include <array>
+
+
+namespace xmrig {
+
+
+bool WalletAddress::Decode(const String& address)
+{
+    static constexpr std::array<int, 9> block_sizes{ 0, 2, 3, 5, 6, 7, 9, 10, 11 };
+    static constexpr char alphabet[] = "123456789ABCDEFGHJKLMNPQRSTUVWXYZabcdefghijkmnopqrstuvwxyz";
+    constexpr size_t alphabet_size = sizeof(alphabet) - 1;
+
+    int8_t reverse_alphabet[256];
+    memset(reverse_alphabet, -1, sizeof(reverse_alphabet));
+
+    for (size_t i = 0; i < alphabet_size; ++i) {
+        reverse_alphabet[static_cast<int>(alphabet[i])] = i;
+    }
+
+    const int len = static_cast<int>(address.size());
+    const int num_full_blocks = len / block_sizes.back();
+    const int last_block_size = len % block_sizes.back();
+
+    int last_block_size_index = -1;
+
+    for (size_t i = 0; i < block_sizes.size(); ++i) {
+        if (block_sizes[i] == last_block_size) {
+            last_block_size_index = i;
+            break;
+        }
+    }
+
+    if (last_block_size_index < 0) {
+        return false;
+    }
+
+    Buffer data;
+    data.reserve(static_cast<size_t>(num_full_blocks) * sizeof(uint64_t) + last_block_size_index);
+
+    const char* address_data = address.data();
+
+    for (int i = 0; i <= num_full_blocks; ++i) {
+        uint64_t num = 0;
+        uint64_t order = 1;
+
+        for (int j = ((i < num_full_blocks) ? block_sizes.back() : last_block_size) - 1; j >= 0; --j) {
+            const int digit = reverse_alphabet[static_cast<int>(address_data[j])];
+            if (digit < 0) {
+                return false;
+            }
+
+            uint64_t hi;
+            const uint64_t tmp = num + __umul128(order, static_cast<uint64_t>(digit), &hi);
+            if ((tmp < num) || hi) {
+                return false;
+            }
+
+            num = tmp;
+            order *= alphabet_size;
+        }
+
+        address_data += block_sizes.back();
+
+        uint8_t* p = reinterpret_cast<uint8_t*>(&num);
+        for (int j = ((i < num_full_blocks) ? sizeof(num) : last_block_size_index) - 1; j >= 0; --j) {
+            data.emplace_back(p[j]);
+        }
+    }
+
+    CBlobReader ar(data.data(), data.size());
+
+    ar(tag);
+    ar(public_spend_key);
+    ar(public_view_key);
+    ar(checksum);
+
+    uint8_t md[200];
+    keccak(data.data(), data.size() - sizeof(checksum), md);
+
+    if (memcmp(checksum, md, sizeof(checksum)) != 0) {
+        return false;
+    }
+
+    return true;
+}
+
+
+} /* namespace xmrig */

src/base/tools/cryptonote/WalletAddress.h

@@ -0,0 +1,45 @@
+/* XMRig
+ * Copyright 2012-2013 The Cryptonote developers
+ * Copyright 2014-2021 The Monero Project
+ * Copyright 2018-2021 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2021 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef XMRIG_WALLETADDRESS_H
+#define XMRIG_WALLETADDRESS_H
+
+
+#include "base/tools/String.h"
+
+
+namespace xmrig {
+
+
+struct WalletAddress
+{
+    uint64_t tag;
+    uint8_t public_spend_key[32];
+    uint8_t public_view_key[32];
+    uint8_t checksum[4];
+
+    bool Decode(const String& address);
+};
+
+
+} /* namespace xmrig */
+
+
+#endif /* XMRIG_WALLETADDRESS_H */

src/base/tools/cryptonote/crypto-ops-data.c

@@ -0,0 +1,879 @@
+// Copyright (c) 2014-2020, The Monero Project
+// 
+// All rights reserved.
+// 
+// Redistribution and use in source and binary forms, with or without modification, are
+// permitted provided that the following conditions are met:
+// 
+// 1. Redistributions of source code must retain the above copyright notice, this list of
+//    conditions and the following disclaimer.
+// 
+// 2. Redistributions in binary form must reproduce the above copyright notice, this list
+//    of conditions and the following disclaimer in the documentation and/or other
+//    materials provided with the distribution.
+// 
+// 3. Neither the name of the copyright holder nor the names of its contributors may be
+//    used to endorse or promote products derived from this software without specific
+//    prior written permission.
+// 
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
+// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
+// THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
+// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+// 
+// Parts of this file are originally copyright (c) 2012-2013 The Cryptonote developers
+
+#include <stdint.h>
+
+#include "crypto-ops.h"
+
+/* sqrt(x) is such an integer y that 0 <= y <= p - 1, y % 2 = 0, and y^2 = x (mod p). */
+/* d = -121665 / 121666 */
+const fe fe_d = {-10913610, 13857413, -15372611, 6949391, 114729, -8787816, -6275908, -3247719, -18696448, -12055116}; /* d */
+const fe fe_sqrtm1 = {-32595792, -7943725, 9377950, 3500415, 12389472, -272473, -25146209, -2005654, 326686, 11406482}; /* sqrt(-1) */
+const fe fe_d2 = {-21827239, -5839606, -30745221, 13898782, 229458, 15978800, -12551817, -6495438, 29715968, 9444199}; /* 2 * d */
+
+/* base[i][j] = (j+1)*256^i*B */
+const ge_precomp ge_base[32][8] = {
+  {
+    {{25967493, -14356035, 29566456, 3660896, -12694345, 4014787, 27544626, -11754271, -6079156, 2047605},
+     {-12545711, 934262, -2722910, 3049990, -727428, 9406986, 12720692, 5043384, 19500929, -15469378},
+     {-8738181, 4489570, 9688441, -14785194, 10184609, -12363380, 29287919, 11864899, -24514362, -4438546}},
+    {{-12815894, -12976347, -21581243, 11784320, -25355658, -2750717, -11717903, -3814571, -358445, -10211303},
+     {-21703237, 6903825, 27185491, 6451973, -29577724, -9554005, -15616551, 11189268, -26829678, -5319081},
+     {26966642, 11152617, 32442495, 15396054, 14353839, -12752335, -3128826, -9541118, -15472047, -4166697}},
+    {{15636291, -9688557, 24204773, -7912398, 616977, -16685262, 27787600, -14772189, 28944400, -1550024},
+     {16568933, 4717097, -11556148, -1102322, 15682896, -11807043, 16354577, -11775962, 7689662, 11199574},
+     {30464156, -5976125, -11779434, -15670865, 23220365, 15915852, 7512774, 10017326, -17749093, -9920357}},
+    {{-17036878, 13921892, 10945806, -6033431, 27105052, -16084379, -28926210, 15006023, 3284568, -6276540},
+     {23599295, -8306047, -11193664, -7687416, 13236774, 10506355, 7464579, 9656445, 13059162, 10374397},
+     {7798556, 16710257, 3033922, 2874086, 28997861, 2835604, 32406664, -3839045, -641708, -101325}},
+    {{10861363, 11473154, 27284546, 1981175, -30064349, 12577861, 32867885, 14515107, -15438304, 10819380},
+     {4708026, 6336745, 20377586, 9066809, -11272109, 6594696, -25653668, 12483688, -12668491, 5581306},
+     {19563160, 16186464, -29386857, 4097519, 10237984, -4348115, 28542350, 13850243, -23678021, -15815942}},
+    {{-15371964, -12862754, 32573250, 4720197, -26436522, 5875511, -19188627, -15224819, -9818940, -12085777},
+     {-8549212, 109983, 15149363, 2178705, 22900618, 4543417, 3044240, -15689887, 1762328, 14866737},
+     {-18199695, -15951423, -10473290, 1707278, -17185920, 3916101, -28236412, 3959421, 27914454, 4383652}},
+    {{5153746, 9909285, 1723747, -2777874, 30523605, 5516873, 19480852, 5230134, -23952439, -15175766},
+     {-30269007, -3463509, 7665486, 10083793, 28475525, 1649722, 20654025, 16520125, 30598449, 7715701},
+     {28881845, 14381568, 9657904, 3680757, -20181635, 7843316, -31400660, 1370708, 29794553, -1409300}},
+    {{14499471, -2729599, -33191113, -4254652, 28494862, 14271267, 30290735, 10876454, -33154098, 2381726},
+     {-7195431, -2655363, -14730155, 462251, -27724326, 3941372, -6236617, 3696005, -32300832, 15351955},
+     {27431194, 8222322, 16448760, -3907995, -18707002, 11938355, -32961401, -2970515, 29551813, 10109425}}
+  }, {
+    {{-13657040, -13155431, -31283750, 11777098, 21447386, 6519384, -2378284, -1627556, 10092783, -4764171},
+     {27939166, 14210322, 4677035, 16277044, -22964462, -12398139, -32508754, 12005538, -17810127, 12803510},
+     {17228999, -15661624, -1233527, 300140, -1224870, -11714777, 30364213, -9038194, 18016357, 4397660}},
+    {{-10958843, -7690207, 4776341, -14954238, 27850028, -15602212, -26619106, 14544525, -17477504, 982639},
+     {29253598, 15796703, -2863982, -9908884, 10057023, 3163536, 7332899, -4120128, -21047696, 9934963},
+     {5793303, 16271923, -24131614, -10116404, 29188560, 1206517, -14747930, 4559895, -30123922, -10897950}},
+    {{-27643952, -11493006, 16282657, -11036493, 28414021, -15012264, 24191034, 4541697, -13338309, 5500568},
+     {12650548, -1497113, 9052871, 11355358, -17680037, -8400164, -17430592, 12264343, 10874051, 13524335},
+     {25556948, -3045990, 714651, 2510400, 23394682, -10415330, 33119038, 5080568, -22528059, 5376628}},
+    {{-26088264, -4011052, -17013699, -3537628, -6726793, 1920897, -22321305, -9447443, 4535768, 1569007},
+     {-2255422, 14606630, -21692440, -8039818, 28430649, 8775819, -30494562, 3044290, 31848280, 12543772},
+     {-22028579, 2943893, -31857513, 6777306, 13784462, -4292203, -27377195, -2062731, 7718482, 14474653}},
+    {{2385315, 2454213, -22631320, 46603, -4437935, -15680415, 656965, -7236665, 24316168, -5253567},
+     {13741529, 10911568, -33233417, -8603737, -20177830, -1033297, 33040651, -13424532, -20729456, 8321686},
+     {21060490, -2212744, 15712757, -4336099, 1639040, 10656336, 23845965, -11874838, -9984458, 608372}},
+    {{-13672732, -15087586, -10889693, -7557059, -6036909, 11305547, 1123968, -6780577, 27229399, 23887},
+     {-23244140, -294205, -11744728, 14712571, -29465699, -2029617, 12797024, -6440308, -1633405, 16678954},
+     {-29500620, 4770662, -16054387, 14001338, 7830047, 9564805, -1508144, -4795045, -17169265, 4904953}},
+    {{24059557, 14617003, 19037157, -15039908, 19766093, -14906429, 5169211, 16191880, 2128236, -4326833},
+     {-16981152, 4124966, -8540610, -10653797, 30336522, -14105247, -29806336, 916033, -6882542, -2986532},
+     {-22630907, 12419372, -7134229, -7473371, -16478904, 16739175, 285431, 2763829, 15736322, 4143876}},
+    {{2379352, 11839345, -4110402, -5988665, 11274298, 794957, 212801, -14594663, 23527084, -16458268},
+     {33431127, -11130478, -17838966, -15626900, 8909499, 8376530, -32625340, 4087881, -15188911, -14416214},
+     {1767683, 7197987, -13205226, -2022635, -13091350, 448826, 5799055, 4357868, -4774191, -16323038}}
+  }, {
+    {{6721966, 13833823, -23523388, -1551314, 26354293, -11863321, 23365147, -3949732, 7390890, 2759800},
+     {4409041, 2052381, 23373853, 10530217, 7676779, -12885954, 21302353, -4264057, 1244380, -12919645},
+     {-4421239, 7169619, 4982368, -2957590, 30256825, -2777540, 14086413, 9208236, 15886429, 16489664}},
+    {{1996075, 10375649, 14346367, 13311202, -6874135, -16438411, -13693198, 398369, -30606455, -712933},
+     {-25307465, 9795880, -2777414, 14878809, -33531835, 14780363, 13348553, 12076947, -30836462, 5113182},
+     {-17770784, 11797796, 31950843, 13929123, -25888302, 12288344, -30341101, -7336386, 13847711, 5387222}},
+    {{-18582163, -3416217, 17824843, -2340966, 22744343, -10442611, 8763061, 3617786, -19600662, 10370991},
+     {20246567, -14369378, 22358229, -543712, 18507283, -10413996, 14554437, -8746092, 32232924, 16763880},
+     {9648505, 10094563, 26416693, 14745928, -30374318, -6472621, 11094161, 15689506, 3140038, -16510092}},
+    {{-16160072, 5472695, 31895588, 4744994, 8823515, 10365685, -27224800, 9448613, -28774454, 366295},
+     {19153450, 11523972, -11096490, -6503142, -24647631, 5420647, 28344573, 8041113, 719605, 11671788},
+     {8678025, 2694440, -6808014, 2517372, 4964326, 11152271, -15432916, -15266516, 27000813, -10195553}},
+    {{-15157904, 7134312, 8639287, -2814877, -7235688, 10421742, 564065, 5336097, 6750977, -14521026},
+     {11836410, -3979488, 26297894, 16080799, 23455045, 15735944, 1695823, -8819122, 8169720, 16220347},
+     {-18115838, 8653647, 17578566, -6092619, -8025777, -16012763, -11144307, -2627664, -5990708, -14166033}},
+    {{-23308498, -10968312, 15213228, -10081214, -30853605, -11050004, 27884329, 2847284, 2655861, 1738395},
+     {-27537433, -14253021, -25336301, -8002780, -9370762, 8129821, 21651608, -3239336, -19087449, -11005278},
+     {1533110, 3437855, 23735889, 459276, 29970501, 11335377, 26030092, 5821408, 10478196, 8544890}},
+    {{32173121, -16129311, 24896207, 3921497, 22579056, -3410854, 19270449, 12217473, 17789017, -3395995},
+     {-30552961, -2228401, -15578829, -10147201, 13243889, 517024, 15479401, -3853233, 30460520, 1052596},
+     {-11614875, 13323618, 32618793, 8175907, -15230173, 12596687, 27491595, -4612359, 3179268, -9478891}},
+    {{31947069, -14366651, -4640583, -15339921, -15125977, -6039709, -14756777, -16411740, 19072640, -9511060},
+     {11685058, 11822410, 3158003, -13952594, 33402194, -4165066, 5977896, -5215017, 473099, 5040608},
+     {-20290863, 8198642, -27410132, 11602123, 1290375, -2799760, 28326862, 1721092, -19558642, -3131606}}
+  }, {
+    {{7881532, 10687937, 7578723, 7738378, -18951012, -2553952, 21820786, 8076149, -27868496, 11538389},
+     {-19935666, 3899861, 18283497, -6801568, -15728660, -11249211, 8754525, 7446702, -5676054, 5797016},
+     {-11295600, -3793569, -15782110, -7964573, 12708869, -8456199, 2014099, -9050574, -2369172, -5877341}},
+    {{-22472376, -11568741, -27682020, 1146375, 18956691, 16640559, 1192730, -3714199, 15123619, 10811505},
+     {14352098, -3419715, -18942044, 10822655, 32750596, 4699007, -70363, 15776356, -28886779, -11974553},
+     {-28241164, -8072475, -4978962, -5315317, 29416931, 1847569, -20654173, -16484855, 4714547, -9600655}},
+    {{15200332, 8368572, 19679101, 15970074, -31872674, 1959451, 24611599, -4543832, -11745876, 12340220},
+     {12876937, -10480056, 33134381, 6590940, -6307776, 14872440, 9613953, 8241152, 15370987, 9608631},
+     {-4143277, -12014408, 8446281, -391603, 4407738, 13629032, -7724868, 15866074, -28210621, -8814099}},
+    {{26660628, -15677655, 8393734, 358047, -7401291, 992988, -23904233, 858697, 20571223, 8420556},
+     {14620715, 13067227, -15447274, 8264467, 14106269, 15080814, 33531827, 12516406, -21574435, -12476749},
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+     {31834314, 14135496, -770007, 5159118, 20917671, -16768096, -7467973, -7337524, 31809243, 7347066}},
+    {{-9606723, -11874240, 20414459, 13033986, 13716524, -11691881, 19797970, -12211255, 15192876, -2087490},
+     {-12663563, -2181719, 1168162, -3804809, 26747877, -14138091, 10609330, 12694420, 33473243, -13382104},
+     {33184999, 11180355, 15832085, -11385430, -1633671, 225884, 15089336, -11023903, -6135662, 14480053}},
+    {{31308717, -5619998, 31030840, -1897099, 15674547, -6582883, 5496208, 13685227, 27595050, 8737275},
+     {-20318852, -15150239, 10933843, -16178022, 8335352, -7546022, -31008351, -12610604, 26498114, 66511},
+     {22644454, -8761729, -16671776, 4884562, -3105614, -13559366, 30540766, -4286747, -13327787, -7515095}},
+    {{-28017847, 9834845, 18617207, -2681312, -3401956, -13307506, 8205540, 13585437, -17127465, 15115439},
+     {23711543, -672915, 31206561, -8362711, 6164647, -9709987, -33535882, -1426096, 8236921, 16492939},
+     {-23910559, -13515526, -26299483, -4503841, 25005590, -7687270, 19574902, 10071562, 6708380, -6222424}},
+    {{2101391, -4930054, 19702731, 2367575, -15427167, 1047675, 5301017, 9328700, 29955601, -11678310},
+     {3096359, 9271816, -21620864, -15521844, -14847996, -7592937, -25892142, -12635595, -9917575, 6216608},
+     {-32615849, 338663, -25195611, 2510422, -29213566, -13820213, 24822830, -6146567, -26767480, 7525079}},
+    {{-23066649, -13985623, 16133487, -7896178, -3389565, 778788, -910336, -2782495, -19386633, 11994101},
+     {21691500, -13624626, -641331, -14367021, 3285881, -3483596, -25064666, 9718258, -7477437, 13381418},
+     {18445390, -4202236, 14979846, 11622458, -1727110, -3582980, 23111648, -6375247, 28535282, 15779576}},
+    {{30098053, 3089662, -9234387, 16662135, -21306940, 11308411, -14068454, 12021730, 9955285, -16303356},
+     {9734894, -14576830, -7473633, -9138735, 2060392, 11313496, -18426029, 9924399, 20194861, 13380996},
+     {-26378102, -7965207, -22167821, 15789297, -18055342, -6168792, -1984914, 15707771, 26342023, 10146099}}
+  }, {
+    {{-26016874, -219943, 21339191, -41388, 19745256, -2878700, -29637280, 2227040, 21612326, -545728},
+     {-13077387, 1184228, 23562814, -5970442, -20351244, -6348714, 25764461, 12243797, -20856566, 11649658},
+     {-10031494, 11262626, 27384172, 2271902, 26947504, -15997771, 39944, 6114064, 33514190, 2333242}},
+    {{-21433588, -12421821, 8119782, 7219913, -21830522, -9016134, -6679750, -12670638, 24350578, -13450001},
+     {-4116307, -11271533, -23886186, 4843615, -30088339, 690623, -31536088, -10406836, 8317860, 12352766},
+     {18200138, -14475911, -33087759, -2696619, -23702521, -9102511, -23552096, -2287550, 20712163, 6719373}},
+    {{26656208, 6075253, -7858556, 1886072, -28344043, 4262326, 11117530, -3763210, 26224235, -3297458},
+     {-17168938, -14854097, -3395676, -16369877, -19954045, 14050420, 21728352, 9493610, 18620611, -16428628},
+     {-13323321, 13325349, 11432106, 5964811, 18609221, 6062965, -5269471, -9725556, -30701573, -16479657}},
+    {{-23860538, -11233159, 26961357, 1640861, -32413112, -16737940, 12248509, -5240639, 13735342, 1934062},
+     {25089769, 6742589, 17081145, -13406266, 21909293, -16067981, -15136294, -3765346, -21277997, 5473616},
+     {31883677, -7961101, 1083432, -11572403, 22828471, 13290673, -7125085, 12469656, 29111212, -5451014}},
+    {{24244947, -15050407, -26262976, 2791540, -14997599, 16666678, 24367466, 6388839, -10295587, 452383},
+     {-25640782, -3417841, 5217916, 16224624, 19987036, -4082269, -24236251, -5915248, 15766062, 8407814},
+     {-20406999, 13990231, 15495425, 16395525, 5377168, 15166495, -8917023, -4388953, -8067909, 2276718}},
+    {{30157918, 12924066, -17712050, 9245753, 19895028, 3368142, -23827587, 5096219, 22740376, -7303417},
+     {2041139, -14256350, 7783687, 13876377, -25946985, -13352459, 24051124, 13742383, -15637599, 13295222},
+     {33338237, -8505733, 12532113, 7977527, 9106186, -1715251, -17720195, -4612972, -4451357, -14669444}},
+    {{-20045281, 5454097, -14346548, 6447146, 28862071, 1883651, -2469266, -4141880, 7770569, 9620597},
+     {23208068, 7979712, 33071466, 8149229, 1758231, -10834995, 30945528, -1694323, -33502340, -14767970},
+     {1439958, -16270480, -1079989, -793782, 4625402, 10647766, -5043801, 1220118, 30494170, -11440799}},
+    {{-5037580, -13028295, -2970559, -3061767, 15640974, -6701666, -26739026, 926050, -1684339, -13333647},
+     {13908495, -3549272, 30919928, -6273825, -21521863, 7989039, 9021034, 9078865, 3353509, 4033511},
+     {-29663431, -15113610, 32259991, -344482, 24295849, -12912123, 23161163, 8839127, 27485041, 7356032}}
+  }, {
+    {{9661027, 705443, 11980065, -5370154, -1628543, 14661173, -6346142, 2625015, 28431036, -16771834},
+     {-23839233, -8311415, -25945511, 7480958, -17681669, -8354183, -22545972, 14150565, 15970762, 4099461},
+     {29262576, 16756590, 26350592, -8793563, 8529671, -11208050, 13617293, -9937143, 11465739, 8317062}},
+    {{-25493081, -6962928, 32500200, -9419051, -23038724, -2302222, 14898637, 3848455, 20969334, -5157516},
+     {-20384450, -14347713, -18336405, 13884722, -33039454, 2842114, -21610826, -3649888, 11177095, 14989547},
+     {-24496721, -11716016, 16959896, 2278463, 12066309, 10137771, 13515641, 2581286, -28487508, 9930240}},
+    {{-17751622, -2097826, 16544300, -13009300, -15914807, -14949081, 18345767, -13403753, 16291481, -5314038},
+     {-33229194, 2553288, 32678213, 9875984, 8534129, 6889387, -9676774, 6957617, 4368891, 9788741},
+     {16660756, 7281060, -10830758, 12911820, 20108584, -8101676, -21722536, -8613148, 16250552, -11111103}},
+    {{-19765507, 2390526, -16551031, 14161980, 1905286, 6414907, 4689584, 10604807, -30190403, 4782747},
+     {-1354539, 14736941, -7367442, -13292886, 7710542, -14155590, -9981571, 4383045, 22546403, 437323},
+     {31665577, -12180464, -16186830, 1491339, -18368625, 3294682, 27343084, 2786261, -30633590, -14097016}},
+    {{-14467279, -683715, -33374107, 7448552, 19294360, 14334329, -19690631, 2355319, -19284671, -6114373},
+     {15121312, -15796162, 6377020, -6031361, -10798111, -12957845, 18952177, 15496498, -29380133, 11754228},
+     {-2637277, -13483075, 8488727, -14303896, 12728761, -1622493, 7141596, 11724556, 22761615, -10134141}},
+    {{16918416, 11729663, -18083579, 3022987, -31015732, -13339659, -28741185, -12227393, 32851222, 11717399},
+     {11166634, 7338049, -6722523, 4531520, -29468672, -7302055, 31474879, 3483633, -1193175, -4030831},
+     {-185635, 9921305, 31456609, -13536438, -12013818, 13348923, 33142652, 6546660, -19985279, -3948376}},
+    {{-32460596, 11266712, -11197107, -7899103, 31703694, 3855903, -8537131, -12833048, -30772034, -15486313},
+     {-18006477, 12709068, 3991746, -6479188, -21491523, -10550425, -31135347, -16049879, 10928917, 3011958},
+     {-6957757, -15594337, 31696059, 334240, 29576716, 14796075, -30831056, -12805180, 18008031, 10258577}},
+    {{-22448644, 15655569, 7018479, -4410003, -30314266, -1201591, -1853465, 1367120, 25127874, 6671743},
+     {29701166, -14373934, -10878120, 9279288, -17568, 13127210, 21382910, 11042292, 25838796, 4642684},
+     {-20430234, 14955537, -24126347, 8124619, -5369288, -5990470, 30468147, -13900640, 18423289, 4177476}}
+  }
+};
+
+const ge_precomp ge_Bi[8] = {
+  {{25967493, -14356035, 29566456, 3660896, -12694345, 4014787, 27544626, -11754271, -6079156, 2047605},
+   {-12545711, 934262, -2722910, 3049990, -727428, 9406986, 12720692, 5043384, 19500929, -15469378},
+   {-8738181, 4489570, 9688441, -14785194, 10184609, -12363380, 29287919, 11864899, -24514362, -4438546}}, {{15636291, -9688557, 24204773, -7912398, 616977, -16685262, 27787600, -14772189, 28944400, -1550024},
+   {16568933, 4717097, -11556148, -1102322, 15682896, -11807043, 16354577, -11775962, 7689662, 11199574},
+   {30464156, -5976125, -11779434, -15670865, 23220365, 15915852, 7512774, 10017326, -17749093, -9920357}}, {{10861363, 11473154, 27284546, 1981175, -30064349, 12577861, 32867885, 14515107, -15438304, 10819380},
+   {4708026, 6336745, 20377586, 9066809, -11272109, 6594696, -25653668, 12483688, -12668491, 5581306},
+   {19563160, 16186464, -29386857, 4097519, 10237984, -4348115, 28542350, 13850243, -23678021, -15815942}}, {{5153746, 9909285, 1723747, -2777874, 30523605, 5516873, 19480852, 5230134, -23952439, -15175766},
+   {-30269007, -3463509, 7665486, 10083793, 28475525, 1649722, 20654025, 16520125, 30598449, 7715701},
+   {28881845, 14381568, 9657904, 3680757, -20181635, 7843316, -31400660, 1370708, 29794553, -1409300}}, {{-22518993, -6692182, 14201702, -8745502, -23510406, 8844726, 18474211, -1361450, -13062696, 13821877},
+   {-6455177, -7839871, 3374702, -4740862, -27098617, -10571707, 31655028, -7212327, 18853322, -14220951},
+   {4566830, -12963868, -28974889, -12240689, -7602672, -2830569, -8514358, -10431137, 2207753, -3209784}}, {{-25154831, -4185821, 29681144, 7868801, -6854661, -9423865, -12437364, -663000, -31111463, -16132436},
+   {25576264, -2703214, 7349804, -11814844, 16472782, 9300885, 3844789, 15725684, 171356, 6466918},
+   {23103977, 13316479, 9739013, -16149481, 817875, -15038942, 8965339, -14088058, -30714912, 16193877}}, {{-33521811, 3180713, -2394130, 14003687, -16903474, -16270840, 17238398, 4729455, -18074513, 9256800},
+   {-25182317, -4174131, 32336398, 5036987, -21236817, 11360617, 22616405, 9761698, -19827198, 630305},
+   {-13720693, 2639453, -24237460, -7406481, 9494427, -5774029, -6554551, -15960994, -2449256, -14291300}}, {{-3151181, -5046075, 9282714, 6866145, -31907062, -863023, -18940575, 15033784, 25105118, -7894876},
+   {-24326370, 15950226, -31801215, -14592823, -11662737, -5090925, 1573892, -2625887, 2198790, -15804619},
+   {-3099351, 10324967, -2241613, 7453183, -5446979, -2735503, -13812022, -16236442, -32461234, -12290683}}
+};
+
+/* A = 2 * (1 - d) / (1 + d) = 486662 */
+const fe fe_ma2 = {-12721188, -3529, 0, 0, 0, 0, 0, 0, 0, 0}; /* -A^2 */
+const fe fe_ma = {-486662, 0, 0, 0, 0, 0, 0, 0, 0, 0}; /* -A */
+const fe fe_fffb1 = {-31702527, -2466483, -26106795, -12203692, -12169197, -321052, 14850977, -10296299, -16929438, -407568}; /* sqrt(-2 * A * (A + 2)) */
+const fe fe_fffb2 = {8166131, -6741800, -17040804, 3154616, 21461005, 1466302, -30876704, -6368709, 10503587, -13363080}; /* sqrt(2 * A * (A + 2)) */
+const fe fe_fffb3 = {-13620103, 14639558, 4532995, 7679154, 16815101, -15883539, -22863840, -14813421, 13716513, -6477756}; /* sqrt(-sqrt(-1) * A * (A + 2)) */
+const fe fe_fffb4 = {-21786234, -12173074, 21573800, 4524538, -4645904, 16204591, 8012863, -8444712, 3212926, 6885324}; /* sqrt(sqrt(-1) * A * (A + 2)) */
+const ge_p3 ge_p3_identity = { {0}, {1, 0}, {1, 0}, {0} };
+const ge_p3 ge_p3_H = {
+  {7329926, -15101362, 31411471, 7614783, 27996851, -3197071, -11157635, -6878293, 466949, -7986503},
+  {5858699, 5096796, 21321203, -7536921, -5553480, -11439507, -5627669, 15045946, 19977121, 5275251},
+  {1, 0, 0, 0, 0, 0, 0, 0, 0, 0},
+  {23443568, -5110398, -8776029, -4345135, 6889568, -14710814, 7474843, 3279062, 14550766, -7453428}
+};

src/base/tools/cryptonote/crypto-ops.h

@@ -0,0 +1,165 @@
+// Copyright (c) 2014-2020, The Monero Project
+// 
+// All rights reserved.
+// 
+// Redistribution and use in source and binary forms, with or without modification, are
+// permitted provided that the following conditions are met:
+// 
+// 1. Redistributions of source code must retain the above copyright notice, this list of
+//    conditions and the following disclaimer.
+// 
+// 2. Redistributions in binary form must reproduce the above copyright notice, this list
+//    of conditions and the following disclaimer in the documentation and/or other
+//    materials provided with the distribution.
+// 
+// 3. Neither the name of the copyright holder nor the names of its contributors may be
+//    used to endorse or promote products derived from this software without specific
+//    prior written permission.
+// 
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
+// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
+// THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
+// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+// 
+// Parts of this file are originally copyright (c) 2012-2013 The Cryptonote developers
+
+#pragma once
+
+/* From fe.h */
+
+typedef int32_t fe[10];
+
+/* From ge.h */
+
+typedef struct {
+  fe X;
+  fe Y;
+  fe Z;
+} ge_p2;
+
+typedef struct {
+  fe X;
+  fe Y;
+  fe Z;
+  fe T;
+} ge_p3;
+
+typedef struct {
+  fe X;
+  fe Y;
+  fe Z;
+  fe T;
+} ge_p1p1;
+
+typedef struct {
+  fe yplusx;
+  fe yminusx;
+  fe xy2d;
+} ge_precomp;
+
+typedef struct {
+  fe YplusX;
+  fe YminusX;
+  fe Z;
+  fe T2d;
+} ge_cached;
+
+/* From ge_add.c */
+
+void ge_add(ge_p1p1 *, const ge_p3 *, const ge_cached *);
+
+/* From ge_double_scalarmult.c, modified */
+
+typedef ge_cached ge_dsmp[8];
+extern const ge_precomp ge_Bi[8];
+void ge_dsm_precomp(ge_dsmp r, const ge_p3 *s);
+void ge_double_scalarmult_base_vartime(ge_p2 *, const unsigned char *, const ge_p3 *, const unsigned char *);
+void ge_triple_scalarmult_base_vartime(ge_p2 *, const unsigned char *, const unsigned char *, const ge_dsmp, const unsigned char *, const ge_dsmp);
+void ge_double_scalarmult_base_vartime_p3(ge_p3 *, const unsigned char *, const ge_p3 *, const unsigned char *);
+
+/* From ge_frombytes.c, modified */
+
+extern const fe fe_sqrtm1;
+extern const fe fe_d;
+int ge_frombytes_vartime(ge_p3 *, const unsigned char *);
+
+/* From ge_p1p1_to_p2.c */
+
+void ge_p1p1_to_p2(ge_p2 *, const ge_p1p1 *);
+
+/* From ge_p1p1_to_p3.c */
+
+void ge_p1p1_to_p3(ge_p3 *, const ge_p1p1 *);
+
+/* From ge_p2_dbl.c */
+
+void ge_p2_dbl(ge_p1p1 *, const ge_p2 *);
+
+/* From ge_p3_to_cached.c */
+
+extern const fe fe_d2;
+void ge_p3_to_cached(ge_cached *, const ge_p3 *);
+
+/* From ge_p3_to_p2.c */
+
+void ge_p3_to_p2(ge_p2 *, const ge_p3 *);
+
+/* From ge_p3_tobytes.c */
+
+void ge_p3_tobytes(unsigned char *, const ge_p3 *);
+
+/* From ge_scalarmult_base.c */
+
+extern const ge_precomp ge_base[32][8];
+void ge_scalarmult_base(ge_p3 *, const unsigned char *);
+
+/* From ge_tobytes.c */
+
+void ge_tobytes(unsigned char *, const ge_p2 *);
+
+/* From sc_reduce.c */
+
+void sc_reduce(unsigned char *);
+
+/* New code */
+
+void ge_scalarmult(ge_p2 *, const unsigned char *, const ge_p3 *);
+void ge_scalarmult_p3(ge_p3 *, const unsigned char *, const ge_p3 *);
+void ge_double_scalarmult_precomp_vartime(ge_p2 *, const unsigned char *, const ge_p3 *, const unsigned char *, const ge_dsmp);
+void ge_triple_scalarmult_precomp_vartime(ge_p2 *, const unsigned char *, const ge_dsmp, const unsigned char *, const ge_dsmp, const unsigned char *, const ge_dsmp);
+void ge_double_scalarmult_precomp_vartime2(ge_p2 *, const unsigned char *, const ge_dsmp, const unsigned char *, const ge_dsmp);
+void ge_double_scalarmult_precomp_vartime2_p3(ge_p3 *, const unsigned char *, const ge_dsmp, const unsigned char *, const ge_dsmp);
+void ge_mul8(ge_p1p1 *, const ge_p2 *);
+extern const fe fe_ma2;
+extern const fe fe_ma;
+extern const fe fe_fffb1;
+extern const fe fe_fffb2;
+extern const fe fe_fffb3;
+extern const fe fe_fffb4;
+extern const ge_p3 ge_p3_identity;
+extern const ge_p3 ge_p3_H;
+void ge_fromfe_frombytes_vartime(ge_p2 *, const unsigned char *);
+void sc_0(unsigned char *);
+void sc_reduce32(unsigned char *);
+void sc_add(unsigned char *, const unsigned char *, const unsigned char *);
+void sc_sub(unsigned char *, const unsigned char *, const unsigned char *);
+void sc_mulsub(unsigned char *, const unsigned char *, const unsigned char *, const unsigned char *);
+void sc_mul(unsigned char *, const unsigned char *, const unsigned char *);
+void sc_muladd(unsigned char *s, const unsigned char *a, const unsigned char *b, const unsigned char *c);
+int sc_check(const unsigned char *);
+int sc_isnonzero(const unsigned char *); /* Doesn't normalize */
+
+// internal
+uint64_t load_3(const unsigned char *in);
+uint64_t load_4(const unsigned char *in);
+void ge_sub(ge_p1p1 *r, const ge_p3 *p, const ge_cached *q);
+void fe_add(fe h, const fe f, const fe g);
+void fe_tobytes(unsigned char *, const fe);
+void fe_invert(fe out, const fe z);
+
+int ge_p3_is_point_at_infinity(const ge_p3 *p);

src/base/tools/cryptonote/umul128.h

@@ -0,0 +1,68 @@
+/*
+  * This program is free software: you can redistribute it and/or modify
+  * it under the terms of the GNU General Public License as published by
+  * the Free Software Foundation, either version 3 of the License, or
+  * any later version.
+  *
+  * This program is distributed in the hope that it will be useful,
+  * but WITHOUT ANY WARRANTY; without even the implied warranty of
+  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+  * GNU General Public License for more details.
+  *
+  * You should have received a copy of the GNU General Public License
+  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+  *
+  * Additional permission under GNU GPL version 3 section 7
+  *
+  * If you modify this Program, or any covered work, by linking or combining
+  * it with OpenSSL (or a modified version of that library), containing parts
+  * covered by the terms of OpenSSL License and SSLeay License, the licensors
+  * of this Program grant you additional permission to convey the resulting work.
+  *
+  */
+
+#pragma once
+
+
+#include <cstdint>
+
+#ifdef XMRIG_64_BIT
+#   ifdef _MSC_VER
+#       include <intrin.h>
+#       pragma intrinsic(_umul128)
+#       define __umul128 _umul128
+#   elif defined __GNUC__
+        static inline uint64_t _umul128(uint64_t a, uint64_t b, uint64_t* hi)
+        {
+            unsigned __int128 r = (unsigned __int128) a * (unsigned __int128) b;
+            *hi = r >> 64;
+            return (uint64_t) r;
+        }
+#       define __umul128 _umul128
+#   endif
+#else
+static inline uint64_t __umul128(uint64_t multiplier, uint64_t multiplicand, uint64_t *product_hi) {
+    // multiplier   = ab = a * 2^32 + b
+    // multiplicand = cd = c * 2^32 + d
+    // ab * cd = a * c * 2^64 + (a * d + b * c) * 2^32 + b * d
+    uint64_t a = multiplier >> 32;
+    uint64_t b = multiplier & 0xFFFFFFFF;
+    uint64_t c = multiplicand >> 32;
+    uint64_t d = multiplicand & 0xFFFFFFFF;
+
+    //uint64_t ac = a * c;
+    uint64_t ad = a * d;
+    //uint64_t bc = b * c;
+    uint64_t bd = b * d;
+
+    uint64_t adbc = ad + (b * c);
+    uint64_t adbc_carry = adbc < ad ? 1 : 0;
+
+    // multiplier * multiplicand = product_hi * 2^64 + product_lo
+    uint64_t product_lo = bd + (adbc << 32);
+    uint64_t product_lo_carry = product_lo < bd ? 1 : 0;
+    *product_hi = (a * c) + (adbc >> 32) + (adbc_carry << 32) + product_lo_carry;
+
+    return product_lo;
+}
+#endif

src/core/config/Config.cpp

@@ -225,11 +225,15 @@ bool xmrig::Config::read(const IJsonReader &reader, const char *fileName)
 #   endif
 
 #   ifdef XMRIG_FEATURE_OPENCL
-    d_ptr->cl.read(reader.getValue(kOcl));
+    if (!pools().isBenchmark()) {
+        d_ptr->cl.read(reader.getValue(kOcl));
+    }
 #   endif
 
 #   ifdef XMRIG_FEATURE_CUDA
-    d_ptr->cuda.read(reader.getValue(kCuda));
+    if (!pools().isBenchmark()) {
+        d_ptr->cuda.read(reader.getValue(kCuda));
+    }
 #   endif
 
 #   if defined(XMRIG_FEATURE_NVML) || defined (XMRIG_FEATURE_ADL)

src/core/config/ConfigTransform.cpp

@@ -262,6 +262,7 @@ void xmrig::ConfigTransform::transform(rapidjson::Document &doc, int key, const
     case IConfig::BenchTokenKey:    /* --token */
     case IConfig::BenchSeedKey:     /* --seed */
     case IConfig::BenchHashKey:     /* --hash */
+    case IConfig::UserKey:          /* --user */
         return transformBenchmark(doc, key, arg);
 #   endif
 
@@ -347,6 +348,9 @@ void xmrig::ConfigTransform::transformBenchmark(rapidjson::Document &doc, int ke
 
     case IConfig::BenchHashKey: /* --hash */
         return set(doc, BenchConfig::kBenchmark, BenchConfig::kHash, arg);
+
+    case IConfig::UserKey: /* --user */
+        return set(doc, BenchConfig::kBenchmark, BenchConfig::kUser, arg);
     }
 }
 #endif

src/core/config/Config_platform.h

@@ -96,6 +96,7 @@ static const option options[] = {
     { "pause-on-active",       1, nullptr, IConfig::PauseOnActiveKey      },
     { "dns-ipv6",              0, nullptr, IConfig::DnsIPv6Key            },
     { "dns-ttl",               1, nullptr, IConfig::DnsTtlKey             },
+    { "spend-secret-key",      1, nullptr, IConfig::SpendSecretKey        },
 #   ifdef XMRIG_FEATURE_BENCHMARK
     { "stress",                0, nullptr, IConfig::StressKey             },
     { "bench",                 1, nullptr, IConfig::BenchKey              },

src/core/config/usage.h

@@ -79,9 +79,9 @@ static inline const std::string &usage()
 
     u += "      --no-cpu                  disable CPU mining backend\n";
     u += "  -t, --threads=N               number of CPU threads, proper CPU affinity required for some optimizations.\n";
-    u += "      --cpu-affinity            set process affinity to CPU core(s), mask 0x3 for cores 0 and 1\n";
+    u += "      --cpu-affinity=N          set process affinity to CPU core(s), mask 0x3 for cores 0 and 1\n";
     u += "  -v, --av=N                    algorithm variation, 0 auto select\n";
-    u += "      --cpu-priority            set process priority (0 idle, 2 normal to 5 highest)\n";
+    u += "      --cpu-priority=N          set process priority (0 idle, 2 normal to 5 highest)\n";
     u += "      --cpu-max-threads-hint=N  maximum CPU threads count (in percentage) hint for autoconfig\n";
     u += "      --cpu-memory-pool=N       number of 2 MB pages for persistent memory pool, -1 (auto), 0 (disable)\n";
     u += "      --cpu-no-yield            prefer maximum hashrate rather than system response/stability\n";

src/crypto/cn/CnAlgo.h

@@ -96,6 +96,11 @@ public:
             return CN_ITER / 8;
 #       endif
 
+#       ifdef XMRIG_ALGO_CN_FEMTO
+        case Algorithm::CN_UPX2:
+            return CN_ITER / 32;
+#       endif
+
         default:
             break;
         }
@@ -111,6 +116,12 @@ public:
         }
 #       endif
 
+#       ifdef XMRIG_ALGO_CN_FEMTO
+        if (algo == Algorithm::CN_UPX2) {
+            return 0x1FFF0;
+        }
+#       endif
+
         return ((memory(algo) - 1) / 16) * 16;
     }
 
@@ -149,6 +160,9 @@ public:
 #       ifdef XMRIG_ALGO_CN_PICO
         case Algorithm::CN_PICO_0:
         case Algorithm::CN_PICO_TLO:
+#       endif
+#       ifdef XMRIG_ALGO_CN_FEMTO
+        case Algorithm::CN_UPX2:
 #       endif
             return Algorithm::CN_2;
 
@@ -176,6 +190,7 @@ template<> constexpr inline Algorithm::Id CnAlgo<Algorithm::CN_FAST>::base() con
 template<> constexpr inline Algorithm::Id CnAlgo<Algorithm::CN_RTO>::base() const           { return Algorithm::CN_1; }
 template<> constexpr inline Algorithm::Id CnAlgo<Algorithm::CN_LITE_1>::base() const        { return Algorithm::CN_1; }
 template<> constexpr inline Algorithm::Id CnAlgo<Algorithm::CN_HEAVY_TUBE>::base() const    { return Algorithm::CN_1; }
+template<> constexpr inline Algorithm::Id CnAlgo<Algorithm::CN_UPX2>::base() const          { return Algorithm::CN_2; }
 
 
 template<> constexpr inline uint32_t CnAlgo<Algorithm::CN_FAST>::iterations() const         { return CN_ITER / 2; }
@@ -192,6 +207,7 @@ template<> constexpr inline uint32_t CnAlgo<Algorithm::CN_ZLS>::iterations() con
 template<> constexpr inline uint32_t CnAlgo<Algorithm::CN_PICO_0>::iterations() const       { return CN_ITER / 8; }
 template<> constexpr inline uint32_t CnAlgo<Algorithm::CN_PICO_TLO>::iterations() const     { return CN_ITER / 8; }
 template<> constexpr inline uint32_t CnAlgo<Algorithm::CN_CCX>::iterations() const          { return CN_ITER / 2; }
+template<> constexpr inline uint32_t CnAlgo<Algorithm::CN_UPX2>::iterations() const         { return CN_ITER / 32; }
 
 
 template<> constexpr inline size_t CnAlgo<Algorithm::CN_LITE_0>::memory() const             { return CN_MEMORY / 2; }
@@ -201,9 +217,11 @@ template<> constexpr inline size_t CnAlgo<Algorithm::CN_HEAVY_TUBE>::memory() co
 template<> constexpr inline size_t CnAlgo<Algorithm::CN_HEAVY_XHV>::memory() const          { return CN_MEMORY * 2; }
 template<> constexpr inline size_t CnAlgo<Algorithm::CN_PICO_0>::memory() const             { return CN_MEMORY / 8; }
 template<> constexpr inline size_t CnAlgo<Algorithm::CN_PICO_TLO>::memory() const           { return CN_MEMORY / 8; }
+template<> constexpr inline size_t CnAlgo<Algorithm::CN_UPX2>::memory() const               { return CN_MEMORY / 16; }
 
 
 template<> constexpr inline uint32_t CnAlgo<Algorithm::CN_PICO_0>::mask() const             { return 0x1FFF0; }
+template<> constexpr inline uint32_t CnAlgo<Algorithm::CN_UPX2>::mask() const               { return 0x1FFF0; }
 
 
 } /* namespace xmrig */

src/crypto/cn/CnHash.cpp

@@ -31,6 +31,8 @@
 #include "crypto/common/VirtualMemory.h"
 
 
+#include "base/tools/cryptonote/umul128.h"
+
 #if defined(XMRIG_ARM)
 #   include "crypto/cn/CryptoNight_arm.h"
 #else
@@ -99,8 +101,11 @@ cn_mainloop_fun        cn_double_mainloop_ryzen_asm               = nullptr;
 cn_mainloop_fun        cn_double_mainloop_bulldozer_asm           = nullptr;
 cn_mainloop_fun        cn_double_double_mainloop_sandybridge_asm  = nullptr;
 
+cn_mainloop_fun        cn_upx2_mainloop_asm                       = nullptr;
+cn_mainloop_fun        cn_upx2_double_mainloop_asm                = nullptr;
 
-template<typename T, typename U>
+
+template<Algorithm::Id SOURCE_ALGO = Algorithm::CN_2, typename T, typename U>
 static void patchCode(T dst, U src, const uint32_t iterations, const uint32_t mask = CnAlgo<Algorithm::CN_HALF>().mask())
 {
     auto p = reinterpret_cast<const uint8_t*>(src);
@@ -124,11 +129,11 @@ static void patchCode(T dst, U src, const uint32_t iterations, const uint32_t ma
     auto patched_data = reinterpret_cast<uint8_t*>(dst);
     for (size_t i = 0; i + sizeof(uint32_t) <= size; ++i) {
         switch (*(uint32_t*)(patched_data + i)) {
-        case CnAlgo<Algorithm::CN_2>().iterations():
+        case CnAlgo<SOURCE_ALGO>().iterations():
             *(uint32_t*)(patched_data + i) = iterations;
             break;
 
-        case CnAlgo<Algorithm::CN_2>().mask():
+        case CnAlgo<SOURCE_ALGO>().mask():
             *(uint32_t*)(patched_data + i) = mask;
             break;
         }
@@ -138,7 +143,7 @@ static void patchCode(T dst, U src, const uint32_t iterations, const uint32_t ma
 
 static void patchAsmVariants()
 {
-    const int allocation_size = 81920;
+    const int allocation_size = 131072;
     auto base = static_cast<uint8_t *>(VirtualMemory::allocateExecutableMemory(allocation_size, false));
 
     cn_half_mainloop_ivybridge_asm              = reinterpret_cast<cn_mainloop_fun>         (base + 0x0000);
@@ -170,6 +175,11 @@ static void patchAsmVariants()
     cn_tlo_double_mainloop_sandybridge_asm      = reinterpret_cast<cn_mainloop_fun>         (base + 0x13000);
 #   endif
 
+#   ifdef XMRIG_ALGO_CN_FEMTO
+    cn_upx2_mainloop_asm                        = reinterpret_cast<cn_mainloop_fun>         (base + 0x14000);
+    cn_upx2_double_mainloop_asm                 = reinterpret_cast<cn_mainloop_fun>         (base + 0x15000);
+#   endif
+
     {
         constexpr uint32_t ITER = CnAlgo<Algorithm::CN_HALF>().iterations();
 
@@ -219,6 +229,16 @@ static void patchAsmVariants()
         patchCode(cn_double_double_mainloop_sandybridge_asm, cnv2_double_mainloop_sandybridge_asm,  ITER);
     }
 
+#   ifdef XMRIG_ALGO_CN_FEMTO
+    {
+        constexpr uint32_t ITER = CnAlgo<Algorithm::CN_UPX2>().iterations();
+        constexpr uint32_t MASK = CnAlgo<Algorithm::CN_UPX2>().mask();
+
+        patchCode<Algorithm::CN_RWZ>(cn_upx2_mainloop_asm,        cnv2_rwz_mainloop_asm,            ITER,   MASK);
+        patchCode<Algorithm::CN_RWZ>(cn_upx2_double_mainloop_asm, cnv2_rwz_double_mainloop_asm,     ITER,   MASK);
+    }
+#endif
+
     VirtualMemory::protectRX(base, allocation_size);
     VirtualMemory::flushInstructionCache(base, allocation_size);
 }
@@ -272,6 +292,11 @@ xmrig::CnHash::CnHash()
 
     ADD_FN(Algorithm::CN_CCX);
 
+#   ifdef XMRIG_ALGO_CN_FEMTO
+    ADD_FN(Algorithm::CN_UPX2);
+    ADD_FN_ASM(Algorithm::CN_UPX2);
+#   endif
+
 #   ifdef XMRIG_ALGO_ARGON2
     m_map[Algorithm::AR2_CHUKWA][AV_SINGLE][Assembly::NONE]         = argon2::single_hash<Algorithm::AR2_CHUKWA>;
     m_map[Algorithm::AR2_CHUKWA][AV_SINGLE_SOFT][Assembly::NONE]    = argon2::single_hash<Algorithm::AR2_CHUKWA>;

src/crypto/cn/CryptoNight_arm.h

@@ -67,41 +67,6 @@ static inline void do_skein_hash(const uint8_t *input, size_t len, uint8_t *outp
 void (* const extra_hashes[4])(const uint8_t *, size_t, uint8_t *) = {do_blake_hash, do_groestl_hash, do_jh_hash, do_skein_hash};
 
 
-#if defined (__arm64__) || defined (__aarch64__)
-static inline uint64_t __umul128(uint64_t a, uint64_t b, uint64_t* hi)
-{
-    unsigned __int128 r = (unsigned __int128) a * (unsigned __int128) b;
-    *hi = r >> 64;
-    return (uint64_t) r;
-}
-#else
-static inline uint64_t __umul128(uint64_t multiplier, uint64_t multiplicand, uint64_t *product_hi) {
-    // multiplier   = ab = a * 2^32 + b
-    // multiplicand = cd = c * 2^32 + d
-    // ab * cd = a * c * 2^64 + (a * d + b * c) * 2^32 + b * d
-    uint64_t a = multiplier >> 32;
-    uint64_t b = multiplier & 0xFFFFFFFF;
-    uint64_t c = multiplicand >> 32;
-    uint64_t d = multiplicand & 0xFFFFFFFF;
-
-    //uint64_t ac = a * c;
-    uint64_t ad = a * d;
-    //uint64_t bc = b * c;
-    uint64_t bd = b * d;
-
-    uint64_t adbc = ad + (b * c);
-    uint64_t adbc_carry = adbc < ad ? 1 : 0;
-
-    // multiplier * multiplicand = product_hi * 2^64 + product_lo
-    uint64_t product_lo = bd + (adbc << 32);
-    uint64_t product_lo_carry = product_lo < bd ? 1 : 0;
-    *product_hi = (a * c) + (adbc >> 32) + (adbc_carry << 32) + product_lo_carry;
-
-    return product_lo;
-}
-#endif
-
-
 // This will shift and xor tmp1 into itself as 4 32-bit vals such as
 // sl_xor(a1 a2 a3 a4) = a1 (a2^a1) (a3^a2^a1) (a4^a3^a2^a1)
 static inline __m128i sl_xor(__m128i tmp1)
@@ -395,7 +360,7 @@ static inline void cryptonight_monero_tweak(const uint8_t* l, uint64_t idx, __m1
     uint64_t* mem_out = (uint64_t*)&l[idx];
 
     if (props.base() == Algorithm::CN_2) {
-        VARIANT2_SHUFFLE(l, idx, ax0, bx0, bx1, cx, (ALGO == Algorithm::CN_RWZ ? 1 : 0));
+        VARIANT2_SHUFFLE(l, idx, ax0, bx0, bx1, cx, (((ALGO == Algorithm::CN_RWZ) || (ALGO == Algorithm::CN_UPX2)) ? 1 : 0));
         _mm_store_si128((__m128i *)mem_out, _mm_xor_si128(bx0, cx));
     } else {
         __m128i tmp = _mm_xor_si128(bx0, cx);
@@ -528,7 +493,7 @@ inline void cryptonight_single_hash(const uint8_t *__restrict__ input, size_t si
             if (ALGO == Algorithm::CN_R) {
                 VARIANT2_SHUFFLE(l0, idx0 & MASK, ax0, bx0, bx1, cx, 0);
             } else {
-                VARIANT2_SHUFFLE2(l0, idx0 & MASK, ax0, bx0, bx1, hi, lo, (ALGO == Algorithm::CN_RWZ ? 1 : 0));
+                VARIANT2_SHUFFLE2(l0, idx0 & MASK, ax0, bx0, bx1, hi, lo, (((ALGO == Algorithm::CN_RWZ) || (ALGO == Algorithm::CN_UPX2)) ? 1 : 0));
             }
         }
 
@@ -704,7 +669,7 @@ inline void cryptonight_double_hash(const uint8_t *__restrict__ input, size_t si
             if (ALGO == Algorithm::CN_R) {
                 VARIANT2_SHUFFLE(l0, idx0 & MASK, ax0, bx00, bx01, cx0, 0);
             } else {
-                VARIANT2_SHUFFLE2(l0, idx0 & MASK, ax0, bx00, bx01, hi, lo, (ALGO == Algorithm::CN_RWZ ? 1 : 0));
+                VARIANT2_SHUFFLE2(l0, idx0 & MASK, ax0, bx00, bx01, hi, lo, (((ALGO == Algorithm::CN_RWZ) || (ALGO == Algorithm::CN_UPX2)) ? 1 : 0));
             }
         }
 
@@ -764,7 +729,7 @@ inline void cryptonight_double_hash(const uint8_t *__restrict__ input, size_t si
             if (ALGO == Algorithm::CN_R) {
                 VARIANT2_SHUFFLE(l1, idx1 & MASK, ax1, bx10, bx11, cx1, 0);
             } else {
-                VARIANT2_SHUFFLE2(l1, idx1 & MASK, ax1, bx10, bx11, hi, lo, (ALGO == Algorithm::CN_RWZ ? 1 : 0));
+                VARIANT2_SHUFFLE2(l1, idx1 & MASK, ax1, bx10, bx11, hi, lo, (((ALGO == Algorithm::CN_RWZ) || (ALGO == Algorithm::CN_UPX2)) ? 1 : 0));
             }
         }
 

src/crypto/cn/CryptoNight_test.h

@@ -370,6 +370,23 @@ const static uint8_t test_output_pico_tlo[160] = {
 #endif
 
 
+#ifdef XMRIG_ALGO_CN_FEMTO
+// "cn/upx2"
+const static uint8_t test_output_femto_upx2[160] = {
+    0xAA, 0xBB, 0xB8, 0xED, 0x14, 0xA8, 0x35, 0xFA, 0x22, 0xCF, 0xB1, 0xB5, 0xDE, 0xA8, 0x72, 0xB0,
+    0xA1, 0xD6, 0xCB, 0xD8, 0x46, 0xF4, 0x39, 0x1C, 0x0F, 0x01, 0xF3, 0x87, 0x5E, 0x3A, 0x37, 0x61,
+    0x38, 0x59, 0x15, 0x72, 0xF8, 0x20, 0xD4, 0xDE, 0x25, 0x3C, 0xF5, 0x5A, 0x21, 0x92, 0xB6, 0x22,
+    0xB0, 0x28, 0x9E, 0x2E, 0x5C, 0x36, 0x16, 0xE6, 0x1E, 0x78, 0x7A, 0x8F, 0xE4, 0x62, 0xEC, 0x5A,
+    0xFD, 0x58, 0xCC, 0x6F, 0x3C, 0xD3, 0x8A, 0x0B, 0x5B, 0x6C, 0x83, 0x4E, 0x9B, 0xD4, 0xC2, 0x5A,
+    0x43, 0x2C, 0x48, 0x98, 0xF3, 0x16, 0xCA, 0x87, 0xE9, 0x5F, 0x44, 0x93, 0x53, 0x48, 0x00, 0xA3,
+    0xE8, 0xE4, 0xB6, 0x9D, 0x5A, 0x3B, 0x49, 0x2C, 0x21, 0xE9, 0x4B, 0x02, 0xFC, 0x87, 0x8D, 0x75,
+    0x66, 0x05, 0xAF, 0xA3, 0x9D, 0xC9, 0xD8, 0x88, 0x2D, 0x67, 0x31, 0x21, 0x4C, 0x4D, 0x88, 0x7D,
+    0x86, 0x9E, 0x4D, 0x74, 0xF4, 0x4C, 0x57, 0x27, 0xCF, 0xEF, 0x86, 0x01, 0xB0, 0x52, 0x18, 0xF3,
+    0xAD, 0xE4, 0x52, 0x5E, 0xB0, 0x4A, 0x97, 0xB4, 0x96, 0x18, 0xB6, 0x9C, 0x93, 0x0E, 0x49, 0xBB,
+};
+#endif
+
+
 #ifdef XMRIG_ALGO_ARGON2
 // "argon2/chukwa"
 const static uint8_t argon2_chukwa_test_out[160] = {

src/crypto/cn/CryptoNight_x86.h

@@ -75,18 +75,7 @@ static inline void do_skein_hash(const uint8_t *input, size_t len, uint8_t *outp
 void (* const extra_hashes[4])(const uint8_t *, size_t, uint8_t *) = {do_blake_hash, do_groestl_hash, do_jh_hash, do_skein_hash};
 
 
-#if defined(__x86_64__) || defined(_M_AMD64)
-#   ifdef __GNUC__
-static inline uint64_t __umul128(uint64_t a, uint64_t b, uint64_t* hi)
-{
-    unsigned __int128 r = (unsigned __int128) a * (unsigned __int128) b;
-    *hi = r >> 64;
-    return (uint64_t) r;
-}
-#   else
-    #define __umul128 _umul128
-#   endif
-#elif defined(__i386__) || defined(_M_IX86)
+#if defined(__i386__) || defined(_M_IX86)
 static inline int64_t _mm_cvtsi128_si64(__m128i a)
 {
     return ((uint64_t)(uint32_t)_mm_cvtsi128_si32(a) | ((uint64_t)(uint32_t)_mm_cvtsi128_si32(_mm_srli_si128(a, 4)) << 32));
@@ -95,31 +84,6 @@ static inline int64_t _mm_cvtsi128_si64(__m128i a)
 static inline __m128i _mm_cvtsi64_si128(int64_t a) {
     return _mm_set_epi64x(0, a);
 }
-
-static inline uint64_t __umul128(uint64_t multiplier, uint64_t multiplicand, uint64_t *product_hi) {
-    // multiplier   = ab = a * 2^32 + b
-    // multiplicand = cd = c * 2^32 + d
-    // ab * cd = a * c * 2^64 + (a * d + b * c) * 2^32 + b * d
-    uint64_t a = multiplier >> 32;
-    uint64_t b = multiplier & 0xFFFFFFFF;
-    uint64_t c = multiplicand >> 32;
-    uint64_t d = multiplicand & 0xFFFFFFFF;
-
-    //uint64_t ac = a * c;
-    uint64_t ad = a * d;
-    //uint64_t bc = b * c;
-    uint64_t bd = b * d;
-
-    uint64_t adbc = ad + (b * c);
-    uint64_t adbc_carry = adbc < ad ? 1 : 0;
-
-    // multiplier * multiplicand = product_hi * 2^64 + product_lo
-    uint64_t product_lo = bd + (adbc << 32);
-    uint64_t product_lo_carry = product_lo < bd ? 1 : 0;
-    *product_hi = (a * c) + (adbc >> 32) + (adbc_carry << 32) + product_lo_carry;
-
-    return product_lo;
-}
 #endif
 
 
@@ -377,12 +341,15 @@ static inline void cn_explode_scratchpad(const __m128i *input, __m128i *output)
         _mm_store_si128(output + 1, xin1);
         _mm_store_si128(output + 2, xin2);
         _mm_store_si128(output + 3, xin3);
-        output += (64 << interleave) / sizeof(__m128i);
-        _mm_store_si128(output + 0, xin4);
-        _mm_store_si128(output + 1, xin5);
-        _mm_store_si128(output + 2, xin6);
-        _mm_store_si128(output + 3, xin7);
-        output += (64 << interleave) / sizeof(__m128i);
+
+        constexpr int output_increment = (64 << interleave) / sizeof(__m128i);
+
+        _mm_store_si128(output + output_increment + 0, xin4);
+        _mm_store_si128(output + output_increment + 1, xin5);
+        _mm_store_si128(output + output_increment + 2, xin6);
+        _mm_store_si128(output + output_increment + 3, xin7);
+
+        output += output_increment * 2;
     }
 }
 
@@ -414,13 +381,15 @@ static inline void cn_implode_scratchpad(const __m128i *input, __m128i *output)
         xout1 = _mm_xor_si128(_mm_load_si128(input + 1), xout1);
         xout2 = _mm_xor_si128(_mm_load_si128(input + 2), xout2);
         xout3 = _mm_xor_si128(_mm_load_si128(input + 3), xout3);
-        input += (64 << interleave) / sizeof(__m128i);
-        xout4 = _mm_xor_si128(_mm_load_si128(input + 0), xout4);
-        xout5 = _mm_xor_si128(_mm_load_si128(input + 1), xout5);
-        xout6 = _mm_xor_si128(_mm_load_si128(input + 2), xout6);
-        xout7 = _mm_xor_si128(_mm_load_si128(input + 3), xout7);
-        input += (64 << interleave) / sizeof(__m128i);
 
+        constexpr int input_increment = (64 << interleave) / sizeof(__m128i);
+
+        xout4 = _mm_xor_si128(_mm_load_si128(input + input_increment + 0), xout4);
+        xout5 = _mm_xor_si128(_mm_load_si128(input + input_increment + 1), xout5);
+        xout6 = _mm_xor_si128(_mm_load_si128(input + input_increment + 2), xout6);
+        xout7 = _mm_xor_si128(_mm_load_si128(input + input_increment + 3), xout7);
+
+        input += input_increment * 2;
         i += 8;
 
         if ((interleave > 0) && (i < props.memory() / sizeof(__m128i))) {
@@ -563,7 +532,7 @@ static inline void cryptonight_monero_tweak(uint64_t *mem_out, const uint8_t *l,
     constexpr CnAlgo<ALGO> props;
 
     if (props.base() == Algorithm::CN_2) {
-        VARIANT2_SHUFFLE(l, idx, ax0, bx0, bx1, cx, (ALGO == Algorithm::CN_RWZ ? 1 : 0));
+        VARIANT2_SHUFFLE(l, idx, ax0, bx0, bx1, cx, (((ALGO == Algorithm::CN_RWZ) || (ALGO == Algorithm::CN_UPX2)) ? 1 : 0));
         _mm_store_si128(reinterpret_cast<__m128i *>(mem_out), _mm_xor_si128(bx0, cx));
     } else {
         __m128i tmp = _mm_xor_si128(bx0, cx);
@@ -715,7 +684,7 @@ inline void cryptonight_single_hash(const uint8_t *__restrict__ input, size_t si
             if (ALGO == Algorithm::CN_R) {
                 VARIANT2_SHUFFLE(l0, idx0 & MASK, ax0, bx0, bx1, cx, 0);
             } else {
-                VARIANT2_SHUFFLE2(l0, idx0 & MASK, ax0, bx0, bx1, hi, lo, (ALGO == Algorithm::CN_RWZ ? 1 : 0));
+                VARIANT2_SHUFFLE2(l0, idx0 & MASK, ax0, bx0, bx1, hi, lo, (((ALGO == Algorithm::CN_RWZ) || (ALGO == Algorithm::CN_UPX2)) ? 1 : 0));
             }
         }
 
@@ -789,6 +758,7 @@ extern "C" void cnv2_mainloop_bulldozer_asm(cryptonight_ctx **ctx);
 extern "C" void cnv2_double_mainloop_sandybridge_asm(cryptonight_ctx **ctx);
 extern "C" void cnv2_rwz_mainloop_asm(cryptonight_ctx **ctx);
 extern "C" void cnv2_rwz_double_mainloop_asm(cryptonight_ctx **ctx);
+extern "C" void cnv2_upx_double_mainloop_zen3_asm(cryptonight_ctx * *ctx);
 
 
 namespace xmrig {
@@ -822,6 +792,8 @@ extern cn_mainloop_fun cn_double_mainloop_ryzen_asm;
 extern cn_mainloop_fun cn_double_mainloop_bulldozer_asm;
 extern cn_mainloop_fun cn_double_double_mainloop_sandybridge_asm;
 
+extern cn_mainloop_fun cn_upx2_mainloop_asm;
+extern cn_mainloop_fun cn_upx2_double_mainloop_asm;
 
 } // namespace xmrig
 
@@ -934,6 +906,11 @@ inline void cryptonight_single_hash_asm(const uint8_t *__restrict__ input, size_
             cn_double_mainloop_bulldozer_asm(ctx);
         }
     }
+#   ifdef XMRIG_ALGO_CN_FEMTO
+    else if (ALGO == Algorithm::CN_UPX2) {
+        cn_upx2_mainloop_asm(ctx);
+    }
+#   endif
     else if (props.isR()) {
         ctx[0]->generated_code(ctx);
     }
@@ -976,6 +953,16 @@ inline void cryptonight_double_hash_asm(const uint8_t *__restrict__ input, size_
     else if (ALGO == Algorithm::CN_PICO_TLO) {
         cn_tlo_double_mainloop_sandybridge_asm(ctx);
     }
+#   endif
+#   ifdef XMRIG_ALGO_CN_FEMTO
+    else if (ALGO == Algorithm::CN_UPX2) {
+        if (Cpu::info()->arch() == ICpuInfo::ARCH_ZEN3) {
+            cnv2_upx_double_mainloop_zen3_asm(ctx);
+        }
+        else {
+            cn_upx2_double_mainloop_asm(ctx);
+        }
+    }
 #   endif
     else if (ALGO == Algorithm::CN_RWZ) {
         cnv2_rwz_double_mainloop_asm(ctx);
@@ -1134,7 +1121,7 @@ inline void cryptonight_double_hash(const uint8_t *__restrict__ input, size_t si
             if (ALGO == Algorithm::CN_R) {
                 VARIANT2_SHUFFLE(l0, idx0 & MASK, ax0, bx00, bx01, cx0, 0);
             } else {
-                VARIANT2_SHUFFLE2(l0, idx0 & MASK, ax0, bx00, bx01, hi, lo, (ALGO == Algorithm::CN_RWZ ? 1 : 0));
+                VARIANT2_SHUFFLE2(l0, idx0 & MASK, ax0, bx00, bx01, hi, lo, (((ALGO == Algorithm::CN_RWZ) || (ALGO == Algorithm::CN_UPX2)) ? 1 : 0));
             }
         }
 
@@ -1192,7 +1179,7 @@ inline void cryptonight_double_hash(const uint8_t *__restrict__ input, size_t si
             if (ALGO == Algorithm::CN_R) {
                 VARIANT2_SHUFFLE(l1, idx1 & MASK, ax1, bx10, bx11, cx1, 0);
             } else {
-                VARIANT2_SHUFFLE2(l1, idx1 & MASK, ax1, bx10, bx11, hi, lo, (ALGO == Algorithm::CN_RWZ ? 1 : 0));
+                VARIANT2_SHUFFLE2(l1, idx1 & MASK, ax1, bx10, bx11, hi, lo, (((ALGO == Algorithm::CN_RWZ) || (ALGO == Algorithm::CN_UPX2)) ? 1 : 0));
             }
         }
 
@@ -1302,7 +1289,7 @@ inline void cryptonight_double_hash(const uint8_t *__restrict__ input, size_t si
         if (ALGO == Algorithm::CN_R) {                                                                      \
             VARIANT2_SHUFFLE(l, idx & MASK, a, b0, b1, c, 0);                                               \
         } else {                                                                                            \
-            VARIANT2_SHUFFLE2(l, idx & MASK, a, b0, b1, hi, lo, (ALGO == Algorithm::CN_RWZ ? 1 : 0));       \
+            VARIANT2_SHUFFLE2(l, idx & MASK, a, b0, b1, hi, lo, (((ALGO == Algorithm::CN_RWZ) || (ALGO == Algorithm::CN_UPX2)) ? 1 : 0)); \
         }                                                                                                   \
     }                                                                                                       \
     if (ALGO == Algorithm::CN_R) {                                                                          \

src/crypto/cn/asm/cn2/cnv2_upx_double_mainloop_zen3.inc

@@ -0,0 +1,320 @@
+	mov	rax, rsp
+	push	rbx
+	push	rbp
+	push	rsi
+	push	rdi
+	push	r12
+	push	r13
+	push	r14
+	push	r15
+	sub	rsp, 232
+
+	mov	rdi, QWORD PTR [rcx+8]
+
+	mov	edx, 768
+	mov	rbx, QWORD PTR [rcx]
+	mov	ecx, 256
+	movaps	XMMWORD PTR [rax-88], xmm6
+	movaps	XMMWORD PTR [rax-104], xmm7
+	mov	r13, QWORD PTR [rdi+224]
+	movq	xmm0, QWORD PTR [rdi+104]
+	mov	r12, QWORD PTR [rbx+224]
+	movaps	XMMWORD PTR [rax-120], xmm8
+	movaps	XMMWORD PTR [rax-136], xmm9
+	movaps	XMMWORD PTR [rax-152], xmm10
+	movaps	XMMWORD PTR [rsp+112], xmm11
+	movaps	XMMWORD PTR [rsp+96], xmm12
+	movaps	XMMWORD PTR [rsp+80], xmm13
+	movq	xmm13, QWORD PTR [rbx+96]
+	movaps	XMMWORD PTR [rsp+64], xmm14
+	movq	xmm14, QWORD PTR [rbx+104]
+	movaps	XMMWORD PTR [rsp+48], xmm15
+	movq	xmm15, QWORD PTR [rdi+96]
+	mov	QWORD PTR [rsp], r13
+	movdqa	XMMWORD PTR [rsp+32], xmm0
+
+	stmxcsr DWORD PTR [rsp+24]
+	mov DWORD PTR [rsp+28], 16256
+	ldmxcsr DWORD PTR [rsp+28]
+
+	mov	rcx, QWORD PTR [rbx+56]
+	xorps	xmm12, xmm12
+	xor	rcx, QWORD PTR [rbx+24]
+	mov	rax, QWORD PTR [rbx+48]
+	xor	rax, QWORD PTR [rbx+16]
+	mov	rsi, QWORD PTR [rbx+32]
+	mov	rbp, QWORD PTR [rdi+32]
+	movq	xmm0, rcx
+
+	mov	rcx, QWORD PTR [rbx+88]
+	xor	rcx, QWORD PTR [rbx+72]
+	movq	xmm7, rax
+	mov	rax, QWORD PTR [rbx+80]
+	xor	rax, QWORD PTR [rbx+64]
+	mov	r14, QWORD PTR [rbx+40]
+	mov	r15, QWORD PTR [rdi+40]
+	xor	rsi, QWORD PTR [rbx]
+	xor	rbp, QWORD PTR [rdi]
+	movq	xmm9, rax
+
+	mov	rax, QWORD PTR [rdi+48]
+	xor	rax, QWORD PTR [rdi+16]
+	xor	r14, QWORD PTR [rbx+8]
+	xor	r15, QWORD PTR [rdi+8]
+	movq	xmm8, rax
+	punpcklqdq xmm7, xmm0
+
+	mov eax, 1023
+	shl rax, 52
+	movq xmm11, rax
+	punpcklqdq xmm11, xmm11
+
+	mov	rax, QWORD PTR [rdi+80]
+	movq	xmm0, rcx
+	mov	rcx, QWORD PTR [rdi+56]
+	xor	rcx, QWORD PTR [rdi+24]
+	punpcklqdq xmm9, xmm0
+	mov	QWORD PTR [rsp+8], 16384
+	movq	xmm0, rcx
+	mov	rcx, QWORD PTR [rdi+88]
+	xor	rcx, QWORD PTR [rdi+72]
+	xor	rax, QWORD PTR [rdi+64]
+	punpcklqdq xmm8, xmm0
+	movq	xmm0, rcx
+	movq	xmm10, rax
+	mov	rax, 4389456576511
+	mov	QWORD PTR [rsp+16], rax
+	mov	rax, -4389456576512
+	mov	QWORD PTR [rsp+216], rax
+	punpcklqdq xmm10, xmm0
+
+	ALIGN(64)
+upx2_main_loop:
+	mov	rdx, rsi
+	mov	r9, rbp
+	and	edx, 131056
+	and	r9d, 131056
+	movdqu	xmm6, XMMWORD PTR [rdx+r12]
+	lea	r8, QWORD PTR [rdx+r12]
+	movdqu	xmm4, XMMWORD PTR [r9+r13]
+	lea	r10, QWORD PTR [r9+r13]
+	mov	ecx, edx
+	mov	eax, edx
+	xor	rax, 32
+	xor	rcx, 48
+	xor	rdx, 16
+	movq	xmm0, r14
+	movq	xmm3, rsi
+	movq	xmm5, rbp
+	punpcklqdq xmm3, xmm0
+	movq	xmm0, r15
+	movdqu	xmm2, XMMWORD PTR [rax+r12]
+	movdqu	xmm1, XMMWORD PTR [rcx+r12]
+	paddq	xmm2, xmm3
+	punpcklqdq xmm5, xmm0
+	paddq	xmm1, xmm7
+	aesenc	xmm6, xmm3
+	aesenc	xmm4, xmm5
+	movdqa	xmm0, xmm9
+	movq	rdi, xmm4
+	paddq	xmm0, XMMWORD PTR [rdx+r12]
+	movdqu	XMMWORD PTR [rdx+r12], xmm0
+	xor	edx, edx
+	movdqu	XMMWORD PTR [rax+r12], xmm1
+	movdqa	xmm0, xmm6
+	movdqu	XMMWORD PTR [rcx+r12], xmm2
+	pxor	xmm0, xmm7
+	movdqu	XMMWORD PTR [r8], xmm0
+	mov	ecx, r9d
+	xor	rcx, 48
+	mov	eax, r9d
+	xor	rax, 32
+	xor	r9, 16
+	movdqa	xmm0, xmm10
+	movdqu	xmm1, XMMWORD PTR [rcx+r13]
+	movdqu	xmm2, XMMWORD PTR [rax+r13]
+	paddq	xmm1, xmm8
+	paddq	xmm0, XMMWORD PTR [r9+r13]
+	paddq	xmm2, xmm5
+	movdqu	XMMWORD PTR [r9+r13], xmm0
+	movq	r9, xmm6
+	movdqu	XMMWORD PTR [rax+r13], xmm1
+	movdqa	xmm0, xmm4
+	movdqu	XMMWORD PTR [rcx+r13], xmm2
+	pxor	xmm0, xmm8
+	movdqu	XMMWORD PTR [r10], xmm0
+	movq	rcx, xmm14
+	mov	rax, rcx
+	movq	r10, xmm13
+	shl	rax, 32
+	movdqa	xmm0, xmm6
+	xor	r10, rax
+	psrldq	xmm0, 8
+	lea	r8, QWORD PTR [rcx+rcx]
+	movq	rax, xmm0
+	add	r8d, r9d
+	mov	ecx, -2147483647
+	or	r8, rcx
+	mov	r11, r9
+	div	r8
+	and	r11d, 131056
+	movaps	xmm1, xmm12
+	mov	eax, eax
+	add	r11, r12
+	shl	rdx, 32
+	add	rdx, rax
+	xor	r10, QWORD PTR [r11]
+	mov	rbx, QWORD PTR [r11+8]
+	lea	r8, QWORD PTR [rdx+r9]
+	movq	xmm13, rdx
+	mov	rax, r8
+	shr	rax, 12
+	movq	xmm0, rax
+	paddq	xmm0, xmm11
+	sqrtsd	xmm1, xmm0
+	movq	rdx, xmm1
+	mov	rax, rdx
+	shr	rdx, 19
+	shr	rax, 20
+	mov	rcx, rdx
+	sub	rcx, rax
+	add	rax, QWORD PTR [rsp+216]
+	sub	rcx, QWORD PTR [rsp+16]
+	mov	r13, QWORD PTR [rsp]
+	imul	rcx, rax
+	mov	rax, r10
+	sub	rcx, r8
+	mov	rcx, r9
+	adc	rdx, 0
+	xor	rcx, 32
+	and	ecx, 131056
+	movq	xmm14, rdx
+	movdqu	xmm1, XMMWORD PTR [rcx+r12]
+	mul	r9
+	paddq	xmm1, xmm3
+	mov	r8, rax
+	xor	r8, QWORD PTR [rcx+r12+8]
+	add	r14, r8
+	movq	xmm0, rax
+	movq	xmm2, rdx
+	xor	rdx, QWORD PTR [rcx+r12]
+	mov	rax, r9
+	xor	rax, 48
+	punpcklqdq xmm2, xmm0
+	and	eax, 131056
+	add	rsi, rdx
+	xor	r9, 16
+	xor	edx, edx
+	and	r9d, 131056
+	movdqu	xmm0, XMMWORD PTR [rax+r12]
+	paddq	xmm0, xmm7
+	pxor	xmm2, XMMWORD PTR [r9+r12]
+	paddq	xmm2, xmm9
+	movdqu	XMMWORD PTR [r9+r12], xmm2
+	movq	r9, xmm15
+	movdqu	XMMWORD PTR [rcx+r12], xmm0
+	movdqa	xmm0, xmm4
+	mov	rcx, QWORD PTR [rsp+32]
+	movdqu	XMMWORD PTR [rax+r12], xmm1
+	mov	rax, rcx
+	shl	rax, 32
+	movaps	xmm1, xmm12
+	xor	r9, rax
+	psrldq	xmm0, 8
+	lea	r8, QWORD PTR [rcx+rcx]
+	mov	QWORD PTR [r11], rsi
+	add	r8d, edi
+	mov	QWORD PTR [r11+8], r14
+	movq	rax, xmm0
+	mov	ecx, -2147483647
+	or	r8, rcx
+	xor	rsi, r10
+	div	r8
+	mov	r10, rdi
+	xor	r14, rbx
+	mov	eax, eax
+	and	r10d, 131056
+	shl	rdx, 32
+	add	r10, r13
+	add	rdx, rax
+	xor	r9, QWORD PTR [r10]
+	mov	r11, QWORD PTR [r10+8]
+	lea	r8, QWORD PTR [rdx+rdi]
+	mov	rax, r8
+	movq	xmm15, rdx
+	shr	rax, 12
+	movq	xmm0, rax
+	paddq	xmm0, xmm11
+	sqrtsd	xmm1, xmm0
+	movq	rdx, xmm1
+	mov	rax, rdx
+	shr	rax, 20
+	shr	rdx, 19
+	mov	rcx, rdx
+	sub	rcx, rax
+	sub	rcx, QWORD PTR [rsp+16]
+	movdqa	xmm9, xmm7
+	movdqa	xmm7, xmm6
+	add	rax, QWORD PTR [rsp+216]
+	imul	rcx, rax
+	mov	rax, r9
+	sub	rcx, r8
+	mov	rcx, rdi
+	adc	rdx, 0
+	xor	rcx, 32
+	and	ecx, 131056
+	mov	QWORD PTR [rsp+32], rdx
+	movdqu	xmm1, XMMWORD PTR [rcx+r13]
+	mul	rdi
+	paddq	xmm1, xmm5
+	mov	r8, rax
+	xor	r8, QWORD PTR [rcx+r13+8]
+	add	r15, r8
+	movq	xmm0, rax
+	movq	xmm2, rdx
+	xor	rdx, QWORD PTR [rcx+r13]
+	mov	rax, rdi
+	xor	rdi, 16
+	punpcklqdq xmm2, xmm0
+	xor	rax, 48
+	and	edi, 131056
+	and	eax, 131056
+	add	rbp, rdx
+	pxor	xmm2, XMMWORD PTR [rdi+r13]
+	movdqu	xmm0, XMMWORD PTR [rax+r13]
+	paddq	xmm2, xmm10
+	movdqu	XMMWORD PTR [rdi+r13], xmm2
+	paddq	xmm0, xmm8
+	movdqu	XMMWORD PTR [rcx+r13], xmm0
+	movdqa	xmm10, xmm8
+	movdqu	XMMWORD PTR [rax+r13], xmm1
+	movdqa	xmm8, xmm4
+	mov	QWORD PTR [r10], rbp
+	xor	rbp, r9
+	mov	QWORD PTR [r10+8], r15
+	xor	r15, r11
+	sub	QWORD PTR [rsp+8], 1
+	jne	upx2_main_loop
+
+	ldmxcsr DWORD PTR [rsp+24]
+
+	movaps	xmm13, XMMWORD PTR [rsp+80]
+	lea	r11, QWORD PTR [rsp+232]
+	movaps	xmm6, XMMWORD PTR [r11-24]
+	movaps	xmm7, XMMWORD PTR [r11-40]
+	movaps	xmm8, XMMWORD PTR [r11-56]
+	movaps	xmm9, XMMWORD PTR [r11-72]
+	movaps	xmm10, XMMWORD PTR [r11-88]
+	movaps	xmm11, XMMWORD PTR [r11-104]
+	movaps	xmm12, XMMWORD PTR [r11-120]
+	movaps	xmm14, XMMWORD PTR [rsp+64]
+	movaps	xmm15, XMMWORD PTR [rsp+48]
+	mov	rsp, r11
+	pop	r15
+	pop	r14
+	pop	r13
+	pop	r12
+	pop	rdi
+	pop	rsi
+	pop	rbp
+	pop	rbx

src/crypto/cn/asm/cn_main_loop.S

@@ -17,6 +17,7 @@
 .global FN_PREFIX(cnv2_double_mainloop_sandybridge_asm)
 .global FN_PREFIX(cnv2_rwz_mainloop_asm)
 .global FN_PREFIX(cnv2_rwz_double_mainloop_asm)
+.global FN_PREFIX(cnv2_upx_double_mainloop_zen3_asm)
 
 ALIGN(64)
 FN_PREFIX(cnv2_mainloop_ivybridge_asm):
@@ -72,6 +73,15 @@ FN_PREFIX(cnv2_rwz_double_mainloop_asm):
 	ret 0
 	mov eax, 3735929054
 
+ALIGN(64)
+FN_PREFIX(cnv2_upx_double_mainloop_zen3_asm):
+	sub rsp, 48
+	mov rcx, rdi
+	#include "cn2/cnv2_upx_double_mainloop_zen3.inc"
+	add rsp, 48
+	ret 0
+	mov eax, 3735929054
+
 #if defined(__linux__) && defined(__ELF__)
 .section .note.GNU-stack,"",%progbits
 #endif

src/crypto/cn/asm/cn_main_loop.asm

@@ -48,5 +48,12 @@ cnv2_rwz_double_mainloop_asm PROC
 	mov eax, 3735929054
 cnv2_rwz_double_mainloop_asm ENDP
 
+ALIGN(64)
+cnv2_upx_double_mainloop_zen3_asm PROC
+	INCLUDE cn2/cnv2_upx_double_mainloop_zen3.inc
+	ret 0
+	mov eax, 3735929054
+cnv2_upx_double_mainloop_zen3_asm ENDP
+
 _TEXT_CNV2_MAINLOOP ENDS
 END

src/crypto/cn/asm/win64/cn2/cnv2_upx_double_mainloop_zen3.inc

@@ -0,0 +1,320 @@
+	mov	rax, rsp
+	push	rbx
+	push	rbp
+	push	rsi
+	push	rdi
+	push	r12
+	push	r13
+	push	r14
+	push	r15
+	sub	rsp, 232
+
+	mov	rdi, QWORD PTR [rcx+8]
+
+	mov	edx, 768
+	mov	rbx, QWORD PTR [rcx]
+	mov	ecx, 256
+	movaps	XMMWORD PTR [rax-88], xmm6
+	movaps	XMMWORD PTR [rax-104], xmm7
+	mov	r13, QWORD PTR [rdi+224]
+	movd	xmm0, QWORD PTR [rdi+104]
+	mov	r12, QWORD PTR [rbx+224]
+	movaps	XMMWORD PTR [rax-120], xmm8
+	movaps	XMMWORD PTR [rax-136], xmm9
+	movaps	XMMWORD PTR [rax-152], xmm10
+	movaps	XMMWORD PTR [rsp+112], xmm11
+	movaps	XMMWORD PTR [rsp+96], xmm12
+	movaps	XMMWORD PTR [rsp+80], xmm13
+	movd	xmm13, QWORD PTR [rbx+96]
+	movaps	XMMWORD PTR [rsp+64], xmm14
+	movd	xmm14, QWORD PTR [rbx+104]
+	movaps	XMMWORD PTR [rsp+48], xmm15
+	movd	xmm15, QWORD PTR [rdi+96]
+	mov	QWORD PTR [rsp], r13
+	movdqa	XMMWORD PTR [rsp+32], xmm0
+
+	stmxcsr DWORD PTR [rsp+24]
+	mov DWORD PTR [rsp+28], 16256
+	ldmxcsr DWORD PTR [rsp+28]
+
+	mov	rcx, QWORD PTR [rbx+56]
+	xorps	xmm12, xmm12
+	xor	rcx, QWORD PTR [rbx+24]
+	mov	rax, QWORD PTR [rbx+48]
+	xor	rax, QWORD PTR [rbx+16]
+	mov	rsi, QWORD PTR [rbx+32]
+	mov	rbp, QWORD PTR [rdi+32]
+	movd	xmm0, rcx
+
+	mov	rcx, QWORD PTR [rbx+88]
+	xor	rcx, QWORD PTR [rbx+72]
+	movd	xmm7, rax
+	mov	rax, QWORD PTR [rbx+80]
+	xor	rax, QWORD PTR [rbx+64]
+	mov	r14, QWORD PTR [rbx+40]
+	mov	r15, QWORD PTR [rdi+40]
+	xor	rsi, QWORD PTR [rbx]
+	xor	rbp, QWORD PTR [rdi]
+	movd	xmm9, rax
+
+	mov	rax, QWORD PTR [rdi+48]
+	xor	rax, QWORD PTR [rdi+16]
+	xor	r14, QWORD PTR [rbx+8]
+	xor	r15, QWORD PTR [rdi+8]
+	movd	xmm8, rax
+	punpcklqdq xmm7, xmm0
+
+	mov eax, 1023
+	shl rax, 52
+	movd xmm11, rax
+	punpcklqdq xmm11, xmm11
+
+	mov	rax, QWORD PTR [rdi+80]
+	movd	xmm0, rcx
+	mov	rcx, QWORD PTR [rdi+56]
+	xor	rcx, QWORD PTR [rdi+24]
+	punpcklqdq xmm9, xmm0
+	mov	QWORD PTR [rsp+8], 16384
+	movd	xmm0, rcx
+	mov	rcx, QWORD PTR [rdi+88]
+	xor	rcx, QWORD PTR [rdi+72]
+	xor	rax, QWORD PTR [rdi+64]
+	punpcklqdq xmm8, xmm0
+	movd	xmm0, rcx
+	movd	xmm10, rax
+	mov	rax, 4389456576511
+	mov	QWORD PTR [rsp+16], rax
+	mov	rax, -4389456576512
+	mov	QWORD PTR [rsp+216], rax
+	punpcklqdq xmm10, xmm0
+
+	ALIGN(64)
+upx2_main_loop:
+	mov	rdx, rsi
+	mov	r9, rbp
+	and	edx, 131056
+	and	r9d, 131056
+	movdqu	xmm6, XMMWORD PTR [rdx+r12]
+	lea	r8, QWORD PTR [rdx+r12]
+	movdqu	xmm4, XMMWORD PTR [r9+r13]
+	lea	r10, QWORD PTR [r9+r13]
+	mov	ecx, edx
+	mov	eax, edx
+	xor	rax, 32
+	xor	rcx, 48
+	xor	rdx, 16
+	movd	xmm0, r14
+	movd	xmm3, rsi
+	movd	xmm5, rbp
+	punpcklqdq xmm3, xmm0
+	movd	xmm0, r15
+	movdqu	xmm2, XMMWORD PTR [rax+r12]
+	movdqu	xmm1, XMMWORD PTR [rcx+r12]
+	paddq	xmm2, xmm3
+	punpcklqdq xmm5, xmm0
+	paddq	xmm1, xmm7
+	aesenc	xmm6, xmm3
+	aesenc	xmm4, xmm5
+	movdqa	xmm0, xmm9
+	movd	rdi, xmm4
+	paddq	xmm0, XMMWORD PTR [rdx+r12]
+	movdqu	XMMWORD PTR [rdx+r12], xmm0
+	xor	edx, edx
+	movdqu	XMMWORD PTR [rax+r12], xmm1
+	movdqa	xmm0, xmm6
+	movdqu	XMMWORD PTR [rcx+r12], xmm2
+	pxor	xmm0, xmm7
+	movdqu	XMMWORD PTR [r8], xmm0
+	mov	ecx, r9d
+	xor	rcx, 48
+	mov	eax, r9d
+	xor	rax, 32
+	xor	r9, 16
+	movdqa	xmm0, xmm10
+	movdqu	xmm1, XMMWORD PTR [rcx+r13]
+	movdqu	xmm2, XMMWORD PTR [rax+r13]
+	paddq	xmm1, xmm8
+	paddq	xmm0, XMMWORD PTR [r9+r13]
+	paddq	xmm2, xmm5
+	movdqu	XMMWORD PTR [r9+r13], xmm0
+	movd	r9, xmm6
+	movdqu	XMMWORD PTR [rax+r13], xmm1
+	movdqa	xmm0, xmm4
+	movdqu	XMMWORD PTR [rcx+r13], xmm2
+	pxor	xmm0, xmm8
+	movdqu	XMMWORD PTR [r10], xmm0
+	movd	rcx, xmm14
+	mov	rax, rcx
+	movd	r10, xmm13
+	shl	rax, 32
+	movdqa	xmm0, xmm6
+	xor	r10, rax
+	psrldq	xmm0, 8
+	lea	r8, QWORD PTR [rcx+rcx]
+	movd	rax, xmm0
+	add	r8d, r9d
+	mov	ecx, -2147483647
+	or	r8, rcx
+	mov	r11, r9
+	div	r8
+	and	r11d, 131056
+	movaps	xmm1, xmm12
+	mov	eax, eax
+	add	r11, r12
+	shl	rdx, 32
+	add	rdx, rax
+	xor	r10, QWORD PTR [r11]
+	mov	rbx, QWORD PTR [r11+8]
+	lea	r8, QWORD PTR [rdx+r9]
+	movd	xmm13, rdx
+	mov	rax, r8
+	shr	rax, 12
+	movd	xmm0, rax
+	paddq	xmm0, xmm11
+	sqrtsd	xmm1, xmm0
+	movd	rdx, xmm1
+	mov	rax, rdx
+	shr	rdx, 19
+	shr	rax, 20
+	mov	rcx, rdx
+	sub	rcx, rax
+	add	rax, QWORD PTR [rsp+216]
+	sub	rcx, QWORD PTR [rsp+16]
+	mov	r13, QWORD PTR [rsp]
+	imul	rcx, rax
+	mov	rax, r10
+	sub	rcx, r8
+	mov	rcx, r9
+	adc	rdx, 0
+	xor	rcx, 32
+	and	ecx, 131056
+	movd	xmm14, rdx
+	movdqu	xmm1, XMMWORD PTR [rcx+r12]
+	mul	r9
+	paddq	xmm1, xmm3
+	mov	r8, rax
+	xor	r8, QWORD PTR [rcx+r12+8]
+	add	r14, r8
+	movd	xmm0, rax
+	movd	xmm2, rdx
+	xor	rdx, QWORD PTR [rcx+r12]
+	mov	rax, r9
+	xor	rax, 48
+	punpcklqdq xmm2, xmm0
+	and	eax, 131056
+	add	rsi, rdx
+	xor	r9, 16
+	xor	edx, edx
+	and	r9d, 131056
+	movdqu	xmm0, XMMWORD PTR [rax+r12]
+	paddq	xmm0, xmm7
+	pxor	xmm2, XMMWORD PTR [r9+r12]
+	paddq	xmm2, xmm9
+	movdqu	XMMWORD PTR [r9+r12], xmm2
+	movd	r9, xmm15
+	movdqu	XMMWORD PTR [rcx+r12], xmm0
+	movdqa	xmm0, xmm4
+	mov	rcx, QWORD PTR [rsp+32]
+	movdqu	XMMWORD PTR [rax+r12], xmm1
+	mov	rax, rcx
+	shl	rax, 32
+	movaps	xmm1, xmm12
+	xor	r9, rax
+	psrldq	xmm0, 8
+	lea	r8, QWORD PTR [rcx+rcx]
+	mov	QWORD PTR [r11], rsi
+	add	r8d, edi
+	mov	QWORD PTR [r11+8], r14
+	movd	rax, xmm0
+	mov	ecx, -2147483647
+	or	r8, rcx
+	xor	rsi, r10
+	div	r8
+	mov	r10, rdi
+	xor	r14, rbx
+	mov	eax, eax
+	and	r10d, 131056
+	shl	rdx, 32
+	add	r10, r13
+	add	rdx, rax
+	xor	r9, QWORD PTR [r10]
+	mov	r11, QWORD PTR [r10+8]
+	lea	r8, QWORD PTR [rdx+rdi]
+	mov	rax, r8
+	movd	xmm15, rdx
+	shr	rax, 12
+	movd	xmm0, rax
+	paddq	xmm0, xmm11
+	sqrtsd	xmm1, xmm0
+	movd	rdx, xmm1
+	mov	rax, rdx
+	shr	rax, 20
+	shr	rdx, 19
+	mov	rcx, rdx
+	sub	rcx, rax
+	sub	rcx, QWORD PTR [rsp+16]
+	movdqa	xmm9, xmm7
+	movdqa	xmm7, xmm6
+	add	rax, QWORD PTR [rsp+216]
+	imul	rcx, rax
+	mov	rax, r9
+	sub	rcx, r8
+	mov	rcx, rdi
+	adc	rdx, 0
+	xor	rcx, 32
+	and	ecx, 131056
+	mov	QWORD PTR [rsp+32], rdx
+	movdqu	xmm1, XMMWORD PTR [rcx+r13]
+	mul	rdi
+	paddq	xmm1, xmm5
+	mov	r8, rax
+	xor	r8, QWORD PTR [rcx+r13+8]
+	add	r15, r8
+	movd	xmm0, rax
+	movd	xmm2, rdx
+	xor	rdx, QWORD PTR [rcx+r13]
+	mov	rax, rdi
+	xor	rdi, 16
+	punpcklqdq xmm2, xmm0
+	xor	rax, 48
+	and	edi, 131056
+	and	eax, 131056
+	add	rbp, rdx
+	pxor	xmm2, XMMWORD PTR [rdi+r13]
+	movdqu	xmm0, XMMWORD PTR [rax+r13]
+	paddq	xmm2, xmm10
+	movdqu	XMMWORD PTR [rdi+r13], xmm2
+	paddq	xmm0, xmm8
+	movdqu	XMMWORD PTR [rcx+r13], xmm0
+	movdqa	xmm10, xmm8
+	movdqu	XMMWORD PTR [rax+r13], xmm1
+	movdqa	xmm8, xmm4
+	mov	QWORD PTR [r10], rbp
+	xor	rbp, r9
+	mov	QWORD PTR [r10+8], r15
+	xor	r15, r11
+	sub	QWORD PTR [rsp+8], 1
+	jne	upx2_main_loop
+
+	ldmxcsr DWORD PTR [rsp+24]
+
+	movaps	xmm13, XMMWORD PTR [rsp+80]
+	lea	r11, QWORD PTR [rsp+232]
+	movaps	xmm6, XMMWORD PTR [r11-24]
+	movaps	xmm7, XMMWORD PTR [r11-40]
+	movaps	xmm8, XMMWORD PTR [r11-56]
+	movaps	xmm9, XMMWORD PTR [r11-72]
+	movaps	xmm10, XMMWORD PTR [r11-88]
+	movaps	xmm11, XMMWORD PTR [r11-104]
+	movaps	xmm12, XMMWORD PTR [r11-120]
+	movaps	xmm14, XMMWORD PTR [rsp+64]
+	movaps	xmm15, XMMWORD PTR [rsp+48]
+	mov	rsp, r11
+	pop	r15
+	pop	r14
+	pop	r13
+	pop	r12
+	pop	rdi
+	pop	rsi
+	pop	rbp
+	pop	rbx

src/crypto/cn/asm/win64/cn_main_loop.S

@@ -7,6 +7,7 @@
 .global cnv2_double_mainloop_sandybridge_asm
 .global cnv2_rwz_mainloop_asm
 .global cnv2_rwz_double_mainloop_asm
+.global cnv2_upx_double_mainloop_zen3_asm
 
 ALIGN(64)
 cnv2_mainloop_ivybridge_asm:
@@ -43,3 +44,9 @@ cnv2_rwz_double_mainloop_asm:
 	#include "cn2/cnv2_rwz_double_main_loop.inc"
 	ret 0
 	mov eax, 3735929054
+
+ALIGN(64)
+cnv2_upx_double_mainloop_zen3_asm:
+	#include "cn2/cnv2_upx_double_mainloop_zen3.inc"
+	ret 0
+	mov eax, 3735929054

src/crypto/cn/asm/win64/cn_main_loop.asm

@@ -48,5 +48,12 @@ cnv2_rwz_double_mainloop_asm PROC
 	mov eax, 3735929054
 cnv2_rwz_double_mainloop_asm ENDP
 
+ALIGN(64)
+cnv2_upx_double_mainloop_zen3_asm PROC
+	INCLUDE cn2/cnv2_upx_double_mainloop_zen3.inc
+	ret 0
+	mov eax, 3735929054
+cnv2_upx_double_mainloop_zen3_asm ENDP
+
 _TEXT_CNV2_MAINLOOP ENDS
 END

src/crypto/cn/sse2neon.h

@@ -278,6 +278,7 @@ typedef int64x2_t __m128i; /* 128-bit vector containing integers */
 
 #define vreinterpretq_s64_m128d(x) vreinterpretq_s64_f64(x)
 
+#define vreinterpretq_u32_m128d(x) vreinterpretq_u32_f64(x)
 #define vreinterpretq_u64_m128d(x) vreinterpretq_u64_f64(x)
 
 #define vreinterpretq_f64_m128d(x) (x)
@@ -342,10 +343,10 @@ typedef union ALIGN_STRUCT(16) SIMDVec {
 /* Backwards compatibility for compilers with lack of specific type support */
 
 // Older gcc does not define vld1q_u8_x4 type
-#if defined(__GNUC__) && !defined(__clang__) &&   \
-    ((__GNUC__ == 10 && (__GNUC_MINOR__ <= 2)) || \
-     (__GNUC__ == 9 && (__GNUC_MINOR__ <= 3)) ||  \
-     (__GNUC__ == 8 && (__GNUC_MINOR__ <= 4)) || __GNUC__ <= 7)
+#if defined(__GNUC__) && !defined(__clang__) &&                        \
+    ((__GNUC__ <= 10 && defined(__arm__)) ||                           \
+     (__GNUC__ == 10 && __GNUC_MINOR__ < 3 && defined(__aarch64__)) || \
+     (__GNUC__ <= 9 && defined(__aarch64__)))
 FORCE_INLINE uint8x16x4_t _sse2neon_vld1q_u8_x4(const uint8_t *p)
 {
     uint8x16x4_t ret;
@@ -955,13 +956,34 @@ FORCE_INLINE void _mm_store_si128(__m128i *p, __m128i a)
     vst1q_s32((int32_t *) p, vreinterpretq_s32_m128i(a));
 }
 
-// Stores four 32-bit integer values as (as a __m128i value) at the address p.
-// https://msdn.microsoft.com/en-us/library/vstudio/edk11s13(v=vs.100).aspx
+// Stores 128-bits of integer data a at the address p.
+// https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_storeu_si128
 FORCE_INLINE void _mm_storeu_si128(__m128i *p, __m128i a)
 {
     vst1q_s32((int32_t *) p, vreinterpretq_s32_m128i(a));
 }
 
+// Stores 64-bits of integer data a at the address p.
+// https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_storeu_si64
+FORCE_INLINE void _mm_storeu_si64(void *p, __m128i a)
+{
+    vst1q_lane_s64((int64_t *) p, vreinterpretq_s64_m128i(a), 0);
+}
+
+// Stores 32-bits of integer data a at the address p.
+// https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_storeu_si32
+FORCE_INLINE void _mm_storeu_si32(void *p, __m128i a)
+{
+    vst1q_lane_s32((int32_t *) p, vreinterpretq_s32_m128i(a), 0);
+}
+
+// Stores 16-bits of integer data a at the address p.
+// https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_storeu_si16
+FORCE_INLINE void _mm_storeu_si16(void *p, __m128i a)
+{
+    vst1q_lane_s16((int16_t *) p, vreinterpretq_s16_m128i(a), 0);
+}
+
 // Stores the lower single - precision, floating - point value.
 // https://msdn.microsoft.com/en-us/library/tzz10fbx(v=vs.100).aspx
 FORCE_INLINE void _mm_store_ss(float *p, __m128 a)
@@ -2317,20 +2339,34 @@ FORCE_INLINE __m128i _mm_shuffle_epi8(__m128i a, __m128i b)
 //   ENDFOR
 // FORCE_INLINE __m128i _mm_blend_epi16(__m128i a, __m128i b,
 //                                      __constrange(0,255) int imm)
-#define _mm_blend_epi16(a, b, imm)                                        \
-    __extension__({                                                       \
-        const uint16_t _mask[8] = {((imm) & (1 << 0)) ? 0xFFFF : 0x0000,  \
-                                   ((imm) & (1 << 1)) ? 0xFFFF : 0x0000,  \
-                                   ((imm) & (1 << 2)) ? 0xFFFF : 0x0000,  \
-                                   ((imm) & (1 << 3)) ? 0xFFFF : 0x0000,  \
-                                   ((imm) & (1 << 4)) ? 0xFFFF : 0x0000,  \
-                                   ((imm) & (1 << 5)) ? 0xFFFF : 0x0000,  \
-                                   ((imm) & (1 << 6)) ? 0xFFFF : 0x0000,  \
-                                   ((imm) & (1 << 7)) ? 0xFFFF : 0x0000}; \
-        uint16x8_t _mask_vec = vld1q_u16(_mask);                          \
-        uint16x8_t _a = vreinterpretq_u16_m128i(a);                       \
-        uint16x8_t _b = vreinterpretq_u16_m128i(b);                       \
-        vreinterpretq_m128i_u16(vbslq_u16(_mask_vec, _b, _a));            \
+#define _mm_blend_epi16(a, b, imm)                                            \
+    __extension__({                                                           \
+        const uint16_t _mask[8] = {((imm) & (1 << 0)) ? (uint16_t) -1 : 0x0,  \
+                                   ((imm) & (1 << 1)) ? (uint16_t) -1 : 0x0,  \
+                                   ((imm) & (1 << 2)) ? (uint16_t) -1 : 0x0,  \
+                                   ((imm) & (1 << 3)) ? (uint16_t) -1 : 0x0,  \
+                                   ((imm) & (1 << 4)) ? (uint16_t) -1 : 0x0,  \
+                                   ((imm) & (1 << 5)) ? (uint16_t) -1 : 0x0,  \
+                                   ((imm) & (1 << 6)) ? (uint16_t) -1 : 0x0,  \
+                                   ((imm) & (1 << 7)) ? (uint16_t) -1 : 0x0}; \
+        uint16x8_t _mask_vec = vld1q_u16(_mask);                              \
+        uint16x8_t _a = vreinterpretq_u16_m128i(a);                           \
+        uint16x8_t _b = vreinterpretq_u16_m128i(b);                           \
+        vreinterpretq_m128i_u16(vbslq_u16(_mask_vec, _b, _a));                \
+    })
+
+// Blend packed double-precision (64-bit) floating-point elements from a and b
+// using control mask imm8, and store the results in dst.
+// https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_blend_pd
+#define _mm_blend_pd(a, b, imm)                                \
+    __extension__({                                            \
+        const uint64_t _mask[2] = {                            \
+            ((imm) & (1 << 0)) ? ~UINT64_C(0) : UINT64_C(0),   \
+            ((imm) & (1 << 1)) ? ~UINT64_C(0) : UINT64_C(0)};  \
+        uint64x2_t _mask_vec = vld1q_u64(_mask);               \
+        uint64x2_t _a = vreinterpretq_u64_m128d(a);            \
+        uint64x2_t _b = vreinterpretq_u64_m128d(b);            \
+        vreinterpretq_m128d_u64(vbslq_u64(_mask_vec, _b, _a)); \
     })
 
 // Blend packed 8-bit integers from a and b using mask, and store the results in
@@ -2434,8 +2470,7 @@ FORCE_INLINE __m128i _mm_slli_epi64(__m128i a, int imm)
         __m128i ret;                                                       \
         if (unlikely(imm) == 0) {                                          \
             ret = a;                                                       \
-        }                                                                  \
-        if (likely(0 < (imm) && (imm) < 16)) {                             \
+        } else if (likely(0 < (imm) && (imm) < 16)) {                      \
             ret = vreinterpretq_m128i_u16(                                 \
                 vshlq_u16(vreinterpretq_u16_m128i(a), vdupq_n_s16(-imm))); \
         } else {                                                           \
@@ -2463,8 +2498,7 @@ FORCE_INLINE __m128i _mm_slli_epi64(__m128i a, int imm)
         __m128i ret;                                                       \
         if (unlikely((imm) == 0)) {                                        \
             ret = a;                                                       \
-        }                                                                  \
-        if (likely(0 < (imm) && (imm) < 32)) {                             \
+        } else if (likely(0 < (imm) && (imm) < 32)) {                      \
             ret = vreinterpretq_m128i_u32(                                 \
                 vshlq_u32(vreinterpretq_u32_m128i(a), vdupq_n_s32(-imm))); \
         } else {                                                           \
@@ -2491,8 +2525,7 @@ FORCE_INLINE __m128i _mm_slli_epi64(__m128i a, int imm)
         __m128i ret;                                                       \
         if (unlikely((imm) == 0)) {                                        \
             ret = a;                                                       \
-        }                                                                  \
-        if (likely(0 < (imm) && (imm) < 64)) {                             \
+        } else if (likely(0 < (imm) && (imm) < 64)) {                      \
             ret = vreinterpretq_m128i_u64(                                 \
                 vshlq_u64(vreinterpretq_u64_m128i(a), vdupq_n_s64(-imm))); \
         } else {                                                           \
@@ -2520,8 +2553,7 @@ FORCE_INLINE __m128i _mm_slli_epi64(__m128i a, int imm)
         __m128i ret;                                                       \
         if (unlikely((imm) == 0)) {                                        \
             ret = a;                                                       \
-        }                                                                  \
-        if (likely(0 < (imm) && (imm) < 32)) {                             \
+        } else if (likely(0 < (imm) && (imm) < 32)) {                      \
             ret = vreinterpretq_m128i_s32(                                 \
                 vshlq_s32(vreinterpretq_s32_m128i(a), vdupq_n_s32(-imm))); \
         } else {                                                           \
@@ -2575,6 +2607,33 @@ FORCE_INLINE __m128i _mm_slli_epi64(__m128i a, int imm)
         ret;                                                            \
     })
 
+// Compute the square root of packed double-precision (64-bit) floating-point
+// elements in a, and store the results in dst.
+// https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_sqrt_pd
+FORCE_INLINE __m128d _mm_sqrt_pd(__m128d a)
+{
+#if defined(__aarch64__)
+    return vreinterpretq_m128d_f64(vsqrtq_f64(vreinterpretq_f64_m128d(a)));
+#else
+    double a0 = sqrt(((double *) &a)[0]);
+    double a1 = sqrt(((double *) &a)[1]);
+    return _mm_set_pd(a1, a0);
+#endif
+}
+
+// Compute the square root of the lower double-precision (64-bit) floating-point
+// element in b, store the result in the lower element of dst, and copy the
+// upper element from a to the upper element of dst.
+// https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_sqrt_sd
+FORCE_INLINE __m128d _mm_sqrt_sd(__m128d a, __m128d b)
+{
+#if defined(__aarch64__)
+    return _mm_move_sd(a, _mm_sqrt_pd(b));
+#else
+    return _mm_set_pd(((double *) &a)[1], sqrt(((double *) &b)[0]));
+#endif
+}
+
 // Shifts the 8 signed or unsigned 16-bit integers in a left by count bits while
 // shifting in zeros.
 //
@@ -2769,6 +2828,16 @@ FORCE_INLINE int _mm_movemask_epi8(__m128i a)
     return vgetq_lane_u8(paired64, 0) | ((int) vgetq_lane_u8(paired64, 8) << 8);
 }
 
+// Set each bit of mask dst based on the most significant bit of the
+// corresponding packed double-precision (64-bit) floating-point element in a.
+// https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_movemask_pd
+FORCE_INLINE int _mm_movemask_pd(__m128d a)
+{
+    uint64x2_t input = vreinterpretq_u64_m128d(a);
+    uint64x2_t high_bits = vshrq_n_u64(input, 63);
+    return vgetq_lane_u64(high_bits, 0) | (vgetq_lane_u64(high_bits, 1) << 1);
+}
+
 // Copy the lower 64-bit integer in a to dst.
 //
 //   dst[63:0] := a[63:0]
@@ -2944,6 +3013,13 @@ FORCE_INLINE __m128i _mm_subs_epu8(__m128i a, __m128i b)
         vqsubq_u8(vreinterpretq_u8_m128i(a), vreinterpretq_u8_m128i(b)));
 }
 
+#define _mm_ucomieq_sd _mm_comieq_sd
+#define _mm_ucomige_sd _mm_comige_sd
+#define _mm_ucomigt_sd _mm_comigt_sd
+#define _mm_ucomile_sd _mm_comile_sd
+#define _mm_ucomilt_sd _mm_comilt_sd
+#define _mm_ucomineq_sd _mm_comineq_sd
+
 // Subtracts the 16 signed 8-bit integers of b from the 16 signed 8-bit integers
 // of a and saturates.
 //
@@ -3805,6 +3881,32 @@ FORCE_INLINE __m128 _mm_fmadd_ps(__m128 a, __m128 b, __m128 c)
 #endif
 }
 
+// Alternatively add and subtract packed double-precision (64-bit)
+// floating-point elements in a to/from packed elements in b, and store the
+// results in dst.
+//
+// FOR j := 0 to 1
+//   i := j*64
+//   IF ((j & 1) == 0)
+//     dst[i+63:i] := a[i+63:i] - b[i+63:i]
+//   ELSE
+//     dst[i+63:i] := a[i+63:i] + b[i+63:i]
+//   FI
+// ENDFOR
+//
+// https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_addsub_pd
+FORCE_INLINE __m128d _mm_addsub_pd(__m128d a, __m128d b)
+{
+    __m128d mask = _mm_set_pd(1.0f, -1.0f);
+#if defined(__aarch64__)
+    return vreinterpretq_m128d_f64(vfmaq_f64(vreinterpretq_f64_m128d(a),
+                                             vreinterpretq_f64_m128d(b),
+                                             vreinterpretq_f64_m128d(mask)));
+#else
+    return _mm_add_pd(_mm_mul_pd(b, mask), a);
+#endif
+}
+
 // Alternatively add and subtract packed single-precision (32-bit)
 // floating-point elements in a to/from packed elements in b, and store the
 // results in dst.
@@ -4032,6 +4134,7 @@ FORCE_INLINE __m128 _mm_sqrt_ss(__m128 in)
 
 // Computes the approximations of the reciprocal square roots of the four
 // single-precision floating point values of in.
+// The current precision is 1% error.
 // https://msdn.microsoft.com/en-us/library/22hfsh53(v=vs.100).aspx
 FORCE_INLINE __m128 _mm_rsqrt_ps(__m128 in)
 {
@@ -4240,6 +4343,22 @@ FORCE_INLINE __m128d _mm_max_pd(__m128d a, __m128d b)
 #endif
 }
 
+// Compare the lower double-precision (64-bit) floating-point elements in a and
+// b, store the maximum value in the lower element of dst, and copy the upper
+// element from a to the upper element of dst.
+// https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_max_sd
+FORCE_INLINE __m128d _mm_max_sd(__m128d a, __m128d b)
+{
+#if defined(__aarch64__)
+    return _mm_move_sd(a, _mm_max_pd(a, b));
+#else
+    double *da = (double *) &a;
+    double *db = (double *) &b;
+    double c[2] = {fmax(da[0], db[0]), da[1]};
+    return vld1q_f32((float32_t *) c);
+#endif
+}
+
 // Computes the pairwise minima of the 16 unsigned 8-bit integers from a and the
 // 16 unsigned 8-bit integers from b.
 // https://msdn.microsoft.com/ko-kr/library/17k8cf58(v=vs.100).aspxx
@@ -4249,6 +4368,42 @@ FORCE_INLINE __m128i _mm_min_epu8(__m128i a, __m128i b)
         vminq_u8(vreinterpretq_u8_m128i(a), vreinterpretq_u8_m128i(b)));
 }
 
+// Compare packed double-precision (64-bit) floating-point elements in a and b,
+// and store packed minimum values in dst.
+// https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_min_pd
+FORCE_INLINE __m128d _mm_min_pd(__m128d a, __m128d b)
+{
+#if defined(__aarch64__)
+    return vreinterpretq_m128d_f64(
+        vminq_f64(vreinterpretq_f64_m128d(a), vreinterpretq_f64_m128d(b)));
+#else
+    uint64_t a0 = (uint64_t) vget_low_u64(vreinterpretq_u64_m128d(a));
+    uint64_t a1 = (uint64_t) vget_high_u64(vreinterpretq_u64_m128d(a));
+    uint64_t b0 = (uint64_t) vget_low_u64(vreinterpretq_u64_m128d(b));
+    uint64_t b1 = (uint64_t) vget_high_u64(vreinterpretq_u64_m128d(b));
+    uint64_t d[2];
+    d[0] = (*(double *) &a0) < (*(double *) &b0) ? a0 : b0;
+    d[1] = (*(double *) &a1) < (*(double *) &b1) ? a1 : b1;
+    return vreinterpretq_m128d_u64(vld1q_u64(d));
+#endif
+}
+
+// Compare the lower double-precision (64-bit) floating-point elements in a and
+// b, store the minimum value in the lower element of dst, and copy the upper
+// element from a to the upper element of dst.
+// https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_min_sd
+FORCE_INLINE __m128d _mm_min_sd(__m128d a, __m128d b)
+{
+#if defined(__aarch64__)
+    return _mm_move_sd(a, _mm_min_pd(a, b));
+#else
+    double *da = (double *) &a;
+    double *db = (double *) &b;
+    double c[2] = {fmin(da[0], db[0]), da[1]};
+    return vld1q_f32((float32_t *) c);
+#endif
+}
+
 // Computes the pairwise minima of the 8 signed 16-bit integers from a and the 8
 // signed 16-bit integers from b.
 // https://msdn.microsoft.com/en-us/library/vstudio/6te997ew(v=vs.100).aspx
@@ -4448,6 +4603,23 @@ FORCE_INLINE __m128i _mm_hadd_epi16(__m128i _a, __m128i _b)
 #endif
 }
 
+// Horizontally subtract adjacent pairs of double-precision (64-bit)
+// floating-point elements in a and b, and pack the results in dst.
+// https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_hsub_pd
+FORCE_INLINE __m128d _mm_hsub_pd(__m128d _a, __m128d _b)
+{
+#if defined(__aarch64__)
+    return vreinterpretq_m128d_f64(vsubq_f64(
+        vuzp1q_f64(vreinterpretq_f64_m128d(_a), vreinterpretq_f64_m128d(_b)),
+        vuzp2q_f64(vreinterpretq_f64_m128d(_a), vreinterpretq_f64_m128d(_b))));
+#else
+    double *da = (double *) &_a;
+    double *db = (double *) &_b;
+    double c[] = {da[0] - da[1], db[0] - db[1]};
+    return vreinterpretq_m128d_u64(vld1q_u64((uint64_t *) c));
+#endif
+}
+
 // Horizontally substract adjacent pairs of single-precision (32-bit)
 // floating-point elements in a and b, and pack the results in dst.
 // https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_hsub_ps
@@ -4808,6 +4980,57 @@ FORCE_INLINE __m128d _mm_cmpeq_pd(__m128d a, __m128d b)
 #endif
 }
 
+// Compare the lower double-precision (64-bit) floating-point elements in a and
+// b for equality, store the result in the lower element of dst, and copy the
+// upper element from a to the upper element of dst.
+// https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_cmpeq_sd
+FORCE_INLINE __m128d _mm_cmpeq_sd(__m128d a, __m128d b)
+{
+    return _mm_move_sd(a, _mm_cmpeq_pd(a, b));
+}
+
+// Compare packed double-precision (64-bit) floating-point elements in a and b
+// for greater-than-or-equal, and store the results in dst.
+// https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_cmpge_pd
+FORCE_INLINE __m128d _mm_cmpge_pd(__m128d a, __m128d b)
+{
+#if defined(__aarch64__)
+    return vreinterpretq_m128d_u64(
+        vcgeq_f64(vreinterpretq_f64_m128d(a), vreinterpretq_f64_m128d(b)));
+#else
+    uint64_t a0 = (uint64_t) vget_low_u64(vreinterpretq_u64_m128d(a));
+    uint64_t a1 = (uint64_t) vget_high_u64(vreinterpretq_u64_m128d(a));
+    uint64_t b0 = (uint64_t) vget_low_u64(vreinterpretq_u64_m128d(b));
+    uint64_t b1 = (uint64_t) vget_high_u64(vreinterpretq_u64_m128d(b));
+    uint64_t d[2];
+    d[0] = (*(double *) &a0) >= (*(double *) &b0) ? ~UINT64_C(0) : UINT64_C(0);
+    d[1] = (*(double *) &a1) >= (*(double *) &b1) ? ~UINT64_C(0) : UINT64_C(0);
+
+    return vreinterpretq_m128d_u64(vld1q_u64(d));
+#endif
+}
+
+// Compare the lower double-precision (64-bit) floating-point elements in a and
+// b for greater-than-or-equal, store the result in the lower element of dst,
+// and copy the upper element from a to the upper element of dst.
+// https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_cmpge_sd
+FORCE_INLINE __m128d _mm_cmpge_sd(__m128d a, __m128d b)
+{
+#if defined(__aarch64__)
+    return _mm_move_sd(a, _mm_cmpge_pd(a, b));
+#else
+    // expand "_mm_cmpge_pd()" to reduce unnecessary operations
+    uint64_t a0 = (uint64_t) vget_low_u64(vreinterpretq_u64_m128d(a));
+    uint64_t a1 = (uint64_t) vget_high_u64(vreinterpretq_u64_m128d(a));
+    uint64_t b0 = (uint64_t) vget_low_u64(vreinterpretq_u64_m128d(b));
+    uint64_t d[2];
+    d[0] = (*(double *) &a0) >= (*(double *) &b0) ? ~UINT64_C(0) : UINT64_C(0);
+    d[1] = a1;
+
+    return vreinterpretq_m128d_u64(vld1q_u64(d));
+#endif
+}
+
 // Compares the 8 signed or unsigned 16-bit integers in a and the 8 signed or
 // unsigned 16-bit integers in b for equality.
 // https://msdn.microsoft.com/en-us/library/2ay060te(v=vs.100).aspx
@@ -4872,6 +5095,95 @@ FORCE_INLINE __m128d _mm_cmplt_pd(__m128d a, __m128d b)
 #endif
 }
 
+// Compare the lower double-precision (64-bit) floating-point elements in a and
+// b for less-than, store the result in the lower element of dst, and copy the
+// upper element from a to the upper element of dst.
+// https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_cmplt_sd
+FORCE_INLINE __m128d _mm_cmplt_sd(__m128d a, __m128d b)
+{
+#if defined(__aarch64__)
+    return _mm_move_sd(a, _mm_cmplt_pd(a, b));
+#else
+    uint64_t a0 = (uint64_t) vget_low_u64(vreinterpretq_u64_m128d(a));
+    uint64_t a1 = (uint64_t) vget_high_u64(vreinterpretq_u64_m128d(a));
+    uint64_t b0 = (uint64_t) vget_low_u64(vreinterpretq_u64_m128d(b));
+    uint64_t d[2];
+    d[0] = (*(double *) &a0) < (*(double *) &b0) ? ~UINT64_C(0) : UINT64_C(0);
+    d[1] = a1;
+
+    return vreinterpretq_m128d_u64(vld1q_u64(d));
+#endif
+}
+
+// Compare packed double-precision (64-bit) floating-point elements in a and b
+// for not-equal, and store the results in dst.
+// https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_cmpneq_pd
+FORCE_INLINE __m128d _mm_cmpneq_pd(__m128d a, __m128d b)
+{
+#if defined(__aarch64__)
+    return vreinterpretq_m128d_s32(vmvnq_s32(vreinterpretq_s32_u64(
+        vceqq_f64(vreinterpretq_f64_m128d(a), vreinterpretq_f64_m128d(b)))));
+#else
+    // (a == b) -> (a_lo == b_lo) && (a_hi == b_hi)
+    uint32x4_t cmp =
+        vceqq_u32(vreinterpretq_u32_m128d(a), vreinterpretq_u32_m128d(b));
+    uint32x4_t swapped = vrev64q_u32(cmp);
+    return vreinterpretq_m128d_u32(vmvnq_u32(vandq_u32(cmp, swapped)));
+#endif
+}
+
+// Compare the lower double-precision (64-bit) floating-point elements in a and
+// b for not-equal, store the result in the lower element of dst, and copy the
+// upper element from a to the upper element of dst.
+// https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_cmpneq_sd
+FORCE_INLINE __m128d _mm_cmpneq_sd(__m128d a, __m128d b)
+{
+    return _mm_move_sd(a, _mm_cmpneq_pd(a, b));
+}
+
+// Compare packed double-precision (64-bit) floating-point elements in a and b
+// for not-greater-than-or-equal, and store the results in dst.
+// https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_cmpnge_pd
+FORCE_INLINE __m128d _mm_cmpnge_pd(__m128d a, __m128d b)
+{
+    return _mm_cmplt_pd(a, b);
+}
+
+// Compare the lower double-precision (64-bit) floating-point elements in a and
+// b for not-greater-than-or-equal, store the result in the lower element of
+// dst, and copy the upper element from a to the upper element of dst.
+// https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_cmpnge_sd
+FORCE_INLINE __m128d _mm_cmpnge_sd(__m128d a, __m128d b)
+{
+    return _mm_cmplt_sd(a, b);
+}
+
+// Compare packed double-precision (64-bit) floating-point elements in a and b
+// for not-greater-than, and store the results in dst.
+// https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_cmpngt_pd
+#define _mm_cmpngt_pd(a, b) _mm_cmple_pd(a, b)
+
+// Compare the lower double-precision (64-bit) floating-point element in a and b
+// for equality, and return the boolean result (0 or 1).
+// https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_comieq_sd
+FORCE_INLINE int _mm_comieq_sd(__m128d a, __m128d b)
+{
+#if defined(__aarch64__)
+    return !!vgetq_lane_u64(vceqq_f64(a, b), 0);
+#else
+    uint32x4_t a_not_nan =
+        vceqq_u32(vreinterpretq_u32_m128d(a), vreinterpretq_u32_m128d(a));
+    uint32x4_t b_not_nan =
+        vceqq_u32(vreinterpretq_u32_m128d(b), vreinterpretq_u32_m128d(b));
+    uint32x4_t a_and_b_not_nan = vandq_u32(a_not_nan, b_not_nan);
+    uint32x4_t a_eq_b =
+        vceqq_u32(vreinterpretq_u32_m128d(a), vreinterpretq_u32_m128d(b));
+    uint64x2_t and_results = vandq_u64(vreinterpretq_u64_u32(a_and_b_not_nan),
+                                       vreinterpretq_u64_u32(a_eq_b));
+    return !!vgetq_lane_u64(and_results, 0);
+#endif
+}
+
 // Compares the 16 signed 8-bit integers in a and the 16 signed 8-bit integers
 // in b for greater than.
 //
@@ -4887,6 +5199,90 @@ FORCE_INLINE __m128i _mm_cmpgt_epi8(__m128i a, __m128i b)
         vcgtq_s8(vreinterpretq_s8_m128i(a), vreinterpretq_s8_m128i(b)));
 }
 
+// Compare packed double-precision (64-bit) floating-point elements in a and b
+// for greater-than, and store the results in dst.
+// https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_cmpgt_pd
+FORCE_INLINE __m128d _mm_cmpgt_pd(__m128d a, __m128d b)
+{
+#if defined(__aarch64__)
+    return vreinterpretq_m128d_u64(
+        vcgtq_f64(vreinterpretq_f64_m128d(a), vreinterpretq_f64_m128d(b)));
+#else
+    uint64_t a0 = (uint64_t) vget_low_u64(vreinterpretq_u64_m128d(a));
+    uint64_t a1 = (uint64_t) vget_high_u64(vreinterpretq_u64_m128d(a));
+    uint64_t b0 = (uint64_t) vget_low_u64(vreinterpretq_u64_m128d(b));
+    uint64_t b1 = (uint64_t) vget_high_u64(vreinterpretq_u64_m128d(b));
+    uint64_t d[2];
+    d[0] = (*(double *) &a0) > (*(double *) &b0) ? ~UINT64_C(0) : UINT64_C(0);
+    d[1] = (*(double *) &a1) > (*(double *) &b1) ? ~UINT64_C(0) : UINT64_C(0);
+
+    return vreinterpretq_m128d_u64(vld1q_u64(d));
+#endif
+}
+
+// Compare the lower double-precision (64-bit) floating-point elements in a and
+// b for greater-than, store the result in the lower element of dst, and copy
+// the upper element from a to the upper element of dst.
+// https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_cmpgt_sd
+FORCE_INLINE __m128d _mm_cmpgt_sd(__m128d a, __m128d b)
+{
+#if defined(__aarch64__)
+    return _mm_move_sd(a, _mm_cmpgt_pd(a, b));
+#else
+    // expand "_mm_cmpge_pd()" to reduce unnecessary operations
+    uint64_t a0 = (uint64_t) vget_low_u64(vreinterpretq_u64_m128d(a));
+    uint64_t a1 = (uint64_t) vget_high_u64(vreinterpretq_u64_m128d(a));
+    uint64_t b0 = (uint64_t) vget_low_u64(vreinterpretq_u64_m128d(b));
+    uint64_t d[2];
+    d[0] = (*(double *) &a0) > (*(double *) &b0) ? ~UINT64_C(0) : UINT64_C(0);
+    d[1] = a1;
+
+    return vreinterpretq_m128d_u64(vld1q_u64(d));
+#endif
+}
+
+// Compare packed double-precision (64-bit) floating-point elements in a and b
+// for less-than-or-equal, and store the results in dst.
+// https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_cmple_pd
+FORCE_INLINE __m128d _mm_cmple_pd(__m128d a, __m128d b)
+{
+#if defined(__aarch64__)
+    return vreinterpretq_m128d_u64(
+        vcleq_f64(vreinterpretq_f64_m128d(a), vreinterpretq_f64_m128d(b)));
+#else
+    uint64_t a0 = (uint64_t) vget_low_u64(vreinterpretq_u64_m128d(a));
+    uint64_t a1 = (uint64_t) vget_high_u64(vreinterpretq_u64_m128d(a));
+    uint64_t b0 = (uint64_t) vget_low_u64(vreinterpretq_u64_m128d(b));
+    uint64_t b1 = (uint64_t) vget_high_u64(vreinterpretq_u64_m128d(b));
+    uint64_t d[2];
+    d[0] = (*(double *) &a0) <= (*(double *) &b0) ? ~UINT64_C(0) : UINT64_C(0);
+    d[1] = (*(double *) &a1) <= (*(double *) &b1) ? ~UINT64_C(0) : UINT64_C(0);
+
+    return vreinterpretq_m128d_u64(vld1q_u64(d));
+#endif
+}
+
+// Compare the lower double-precision (64-bit) floating-point elements in a and
+// b for less-than-or-equal, store the result in the lower element of dst, and
+// copy the upper element from a to the upper element of dst.
+// https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_cmple_sd
+FORCE_INLINE __m128d _mm_cmple_sd(__m128d a, __m128d b)
+{
+#if defined(__aarch64__)
+    return _mm_move_sd(a, _mm_cmple_pd(a, b));
+#else
+    // expand "_mm_cmpge_pd()" to reduce unnecessary operations
+    uint64_t a0 = (uint64_t) vget_low_u64(vreinterpretq_u64_m128d(a));
+    uint64_t a1 = (uint64_t) vget_high_u64(vreinterpretq_u64_m128d(a));
+    uint64_t b0 = (uint64_t) vget_low_u64(vreinterpretq_u64_m128d(b));
+    uint64_t d[2];
+    d[0] = (*(double *) &a0) <= (*(double *) &b0) ? ~UINT64_C(0) : UINT64_C(0);
+    d[1] = a1;
+
+    return vreinterpretq_m128d_u64(vld1q_u64(d));
+#endif
+}
+
 // Compares the 8 signed 16-bit integers in a and the 8 signed 16-bit integers
 // in b for less than.
 //
@@ -4944,31 +5340,9 @@ FORCE_INLINE __m128i _mm_cmpgt_epi64(__m128i a, __m128i b)
     return vreinterpretq_m128i_u64(
         vcgtq_s64(vreinterpretq_s64_m128i(a), vreinterpretq_s64_m128i(b)));
 #else
-    // ARMv7 lacks vcgtq_s64.
-    // This is based off of Clang's SSE2 polyfill:
-    // (a > b) -> ((a_hi > b_hi) || (a_lo > b_lo && a_hi == b_hi))
-
-    // Mask the sign bit out since we need a signed AND an unsigned comparison
-    // and it is ugly to try and split them.
-    int32x4_t mask = vreinterpretq_s32_s64(vdupq_n_s64(0x80000000ull));
-    int32x4_t a_mask = veorq_s32(vreinterpretq_s32_m128i(a), mask);
-    int32x4_t b_mask = veorq_s32(vreinterpretq_s32_m128i(b), mask);
-    // Check if a > b
-    int64x2_t greater = vreinterpretq_s64_u32(vcgtq_s32(a_mask, b_mask));
-    // Copy upper mask to lower mask
-    // a_hi > b_hi
-    int64x2_t gt_hi = vshrq_n_s64(greater, 63);
-    // Copy lower mask to upper mask
-    // a_lo > b_lo
-    int64x2_t gt_lo = vsliq_n_s64(greater, greater, 32);
-    // Compare for equality
-    int64x2_t equal = vreinterpretq_s64_u32(vceqq_s32(a_mask, b_mask));
-    // Copy upper mask to lower mask
-    // a_hi == b_hi
-    int64x2_t eq_hi = vshrq_n_s64(equal, 63);
-    // a_hi > b_hi || (a_lo > b_lo && a_hi == b_hi)
-    int64x2_t ret = vorrq_s64(gt_hi, vandq_s64(gt_lo, eq_hi));
-    return vreinterpretq_m128i_s64(ret);
+    return vreinterpretq_m128i_s64(vshrq_n_s64(
+        vqsubq_s64(vreinterpretq_s64_m128i(b), vreinterpretq_s64_m128i(a)),
+        63));
 #endif
 }
 
@@ -5368,6 +5742,28 @@ FORCE_INLINE __m128d _mm_cvtepi32_pd(__m128i a)
 #endif
 }
 
+// Convert packed signed 32-bit integers in a to packed double-precision
+// (64-bit) floating-point elements, and store the results in dst.
+//
+//   FOR j := 0 to 1
+//     i := j*32
+//     m := j*64
+//     dst[m+63:m] := Convert_Int32_To_FP64(a[i+31:i])
+//   ENDFOR
+//
+// https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_cvtpi32_pd
+FORCE_INLINE __m128d _mm_cvtpi32_pd(__m64 a)
+{
+#if defined(__aarch64__)
+    return vreinterpretq_m128d_f64(
+        vcvtq_f64_s64(vmovl_s32(vreinterpret_s32_m64(a))));
+#else
+    double a0 = (double) vget_lane_s32(vreinterpret_s32_m64(a), 0);
+    double a1 = (double) vget_lane_s32(vreinterpret_s32_m64(a), 1);
+    return _mm_set_pd(a1, a0);
+#endif
+}
+
 // Converts the four unsigned 8-bit integers in the lower 16 bits to four
 // unsigned 32-bit integers.
 FORCE_INLINE __m128i _mm_cvtepu8_epi16(__m128i a)
@@ -5647,6 +6043,15 @@ FORCE_INLINE __m128d _mm_load1_pd(const double *p)
 // https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_load_pd1
 #define _mm_load_pd1 _mm_load1_pd
 
+// Load a double-precision (64-bit) floating-point element from memory into both
+// elements of dst.
+//
+//   dst[63:0] := MEM[mem_addr+63:mem_addr]
+//   dst[127:64] := MEM[mem_addr+63:mem_addr]
+//
+// https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_loaddup_pd
+#define _mm_loaddup_pd _mm_load1_pd
+
 // Load a double-precision (64-bit) floating-point element from memory into the
 // upper element of dst, and copy the lower element from a to dst. mem_addr does
 // not need to be aligned on any particular boundary.
@@ -6986,6 +7391,14 @@ FORCE_INLINE void _mm_sfence(void)
     __sync_synchronize();
 }
 
+// Store 64-bits of integer data from a into memory using a non-temporal memory
+// hint.
+// https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_stream_pi
+FORCE_INLINE void _mm_stream_pi(__m64 *p, __m64 a)
+{
+    vst1_s64((int64_t *) p, vreinterpret_s64_m64(a));
+}
+
 // Store 128-bits (composed of 4 packed single-precision (32-bit) floating-
 // point elements) from a into memory using a non-temporal memory hint.
 // https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_stream_ps
@@ -6998,6 +7411,22 @@ FORCE_INLINE void _mm_stream_ps(float *p, __m128 a)
 #endif
 }
 
+// Store 128-bits (composed of 2 packed double-precision (64-bit) floating-point
+// elements) from a into memory using a non-temporal memory hint. mem_addr must
+// be aligned on a 16-byte boundary or a general-protection exception may be
+// generated.
+// https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_stream_pd
+FORCE_INLINE void _mm_stream_pd(double *p, __m128d a)
+{
+#if __has_builtin(__builtin_nontemporal_store)
+    __builtin_nontemporal_store(a, (float32x4_t *) p);
+#elif defined(__aarch64__)
+    vst1q_f64(p, vreinterpretq_f64_m128d(a));
+#else
+    vst1q_s64((int64_t *) p, vreinterpretq_s64_m128d(a));
+#endif
+}
+
 // Stores the data in a to the address p without polluting the caches.  If the
 // cache line containing address p is already in the cache, the cache will be
 // updated.
@@ -7011,6 +7440,15 @@ FORCE_INLINE void _mm_stream_si128(__m128i *p, __m128i a)
 #endif
 }
 
+// Store 32-bit integer a into memory using a non-temporal hint to minimize
+// cache pollution. If the cache line containing address mem_addr is already in
+// the cache, the cache will be updated.
+// https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_stream_si32
+FORCE_INLINE void _mm_stream_si32(int *p, int a)
+{
+    vst1q_lane_s32((int32_t *) p, vdupq_n_s32(a), 0);
+}
+
 // Load 128-bits of integer data from memory into dst using a non-temporal
 // memory hint. mem_addr must be aligned on a 16-byte boundary or a
 // general-protection exception may be generated.
@@ -7065,6 +7503,12 @@ FORCE_INLINE void _mm_maskmove_si64(__m64 a, __m64 mask, char *mem_addr)
     vst1_s8((int8_t *) mem_addr, masked);
 }
 
+// Conditionally store 8-bit integer elements from a into memory using mask
+// (elements are not stored when the highest bit is not set in the corresponding
+// element) and a non-temporal memory hint.
+// https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_m_maskmovq
+#define _m_maskmovq(a, mask, mem_addr) _mm_maskmove_si64(a, mask, mem_addr)
+
 // Free aligned memory that was allocated with _mm_malloc.
 // https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_free
 FORCE_INLINE void _mm_free(void *addr)

src/crypto/common/HugePagesInfo.h

@@ -41,7 +41,7 @@ public:
     size_t size         = 0;
 
     inline bool isFullyAllocated() const { return allocated == total; }
-    inline double percent() const        { return allocated == 0 ? 0.0 : static_cast<double>(allocated) / total * 100.0; }
+    inline double percent() const        { return total == 0 ? 0.0 : static_cast<double>(allocated) / total * 100.0; }
     inline void reset()                  { allocated = 0; total = 0; size = 0; }
 
     inline HugePagesInfo &operator+=(const HugePagesInfo &other)

src/crypto/randomx/asm/program_imul_rcp_store.inc

@@ -0,0 +1,17 @@
+	db 72, 185, 0, 0, 0, 0, 0, 0, 0, 0, 81
+	db 72, 185, 0, 0, 0, 0, 0, 0, 0, 0, 81
+	db 72, 185, 0, 0, 0, 0, 0, 0, 0, 0, 81
+	db 72, 185, 0, 0, 0, 0, 0, 0, 0, 0, 81
+	db 72, 185, 0, 0, 0, 0, 0, 0, 0, 0, 81
+	db 72, 185, 0, 0, 0, 0, 0, 0, 0, 0, 81
+	db 72, 185, 0, 0, 0, 0, 0, 0, 0, 0, 81
+	db 72, 185, 0, 0, 0, 0, 0, 0, 0, 0, 81
+	db 72, 185, 0, 0, 0, 0, 0, 0, 0, 0, 81
+	db 72, 185, 0, 0, 0, 0, 0, 0, 0, 0, 81
+	db 72, 185, 0, 0, 0, 0, 0, 0, 0, 0, 81
+	db 72, 185, 0, 0, 0, 0, 0, 0, 0, 0, 81
+	db 72, 185, 0, 0, 0, 0, 0, 0, 0, 0, 81
+	db 72, 185, 0, 0, 0, 0, 0, 0, 0, 0, 81
+	db 72, 185, 0, 0, 0, 0, 0, 0, 0, 0, 81
+	db 72, 185, 0, 0, 0, 0, 0, 0, 0, 0, 81
+	add rsp, 128

src/crypto/randomx/asm/program_prologue_linux.inc

@@ -22,6 +22,7 @@
 	mov rsi, rdx                ;# uint8_t* scratchpad
 
 	mov rax, rbp
+	ror rbp, 32
 
 	;# zero integer registers
 	xor r8, r8

src/crypto/randomx/asm/program_prologue_win64.inc

@@ -35,6 +35,7 @@
 	mov rbx, r9                 ;# loop counter
 
 	mov rax, rbp
+	ror rbp, 32
 
 	;# zero integer registers
 	xor r8, r8

src/crypto/randomx/asm/program_read_dataset.inc

@@ -1,17 +1,16 @@
+	mov ecx, ebp                       ;# ecx = ma
+	and ecx, RANDOMX_DATASET_BASE_MASK
+	xor r8, qword ptr [rdi+rcx]
+	ror rbp, 32                        ;# swap "ma" and "mx"
 	xor rbp, rax                       ;# modify "mx"
 	mov edx, ebp                       ;# edx = mx
 	and edx, RANDOMX_DATASET_BASE_MASK
 	prefetchnta byte ptr [rdi+rdx]
-	ror rbp, 32                        ;# swap "ma" and "mx"
-	mov edx, ebp                       ;# edx = ma
-	and edx, RANDOMX_DATASET_BASE_MASK
-	lea rcx, [rdi+rdx]                 ;# dataset cache line
-	xor r8,  qword ptr [rcx+0]
-	xor r9,  qword ptr [rcx+8]
-	xor r10, qword ptr [rcx+16]
-	xor r11, qword ptr [rcx+24]
-	xor r12, qword ptr [rcx+32]
-	xor r13, qword ptr [rcx+40]
-	xor r14, qword ptr [rcx+48]
-	xor r15, qword ptr [rcx+56]
+	xor r9,  qword ptr [rdi+rcx+8]
+	xor r10, qword ptr [rdi+rcx+16]
+	xor r11, qword ptr [rdi+rcx+24]
+	xor r12, qword ptr [rdi+rcx+32]
+	xor r13, qword ptr [rdi+rcx+40]
+	xor r14, qword ptr [rdi+rcx+48]
+	xor r15, qword ptr [rdi+rcx+56]
 	

src/crypto/randomx/asm/program_read_dataset_ryzen.inc

@@ -1,17 +0,0 @@
-	mov rcx, rbp                       ;# ecx = ma
-	shr rcx, 32
-	and ecx, RANDOMX_DATASET_BASE_MASK
-	xor r8, qword ptr [rdi+rcx]
-	xor rbp, rax                       ;# modify "mx"
-	mov edx, ebp                       ;# edx = mx
-	and edx, RANDOMX_DATASET_BASE_MASK
-	prefetchnta byte ptr [rdi+rdx]
-	ror rbp, 32                        ;# swap "ma" and "mx"
-	xor r9,  qword ptr [rdi+rcx+8]
-	xor r10, qword ptr [rdi+rcx+16]
-	xor r11, qword ptr [rdi+rcx+24]
-	xor r12, qword ptr [rdi+rcx+32]
-	xor r13, qword ptr [rdi+rcx+40]
-	xor r14, qword ptr [rdi+rcx+48]
-	xor r15, qword ptr [rdi+rcx+56]
-	

src/crypto/randomx/asm/program_read_dataset_sshash_fin.inc

@@ -7,4 +7,4 @@
 	xor r13, qword ptr [rsp+16]
 	xor r14, qword ptr [rsp+8]
 	xor r15, qword ptr [rsp+0]
-	add rsp, 72
+	add rsp, 200

src/crypto/randomx/asm/program_read_dataset_sshash_init.inc

@@ -1,4 +1,4 @@
-	sub rsp, 72
+	sub rsp, 200
 	mov qword ptr [rsp+64], rbx
 	mov qword ptr [rsp+56], r8
 	mov qword ptr [rsp+48], r9
@@ -8,10 +8,10 @@
 	mov qword ptr [rsp+16], r13
 	mov qword ptr [rsp+8], r14
 	mov qword ptr [rsp+0], r15
-	xor rbp, rax                       ;# modify "mx"
 	ror rbp, 32                        ;# swap "ma" and "mx"
-	mov ebx, ebp                       ;# ecx = ma
-	and ebx, RANDOMX_DATASET_BASE_MASK
-	shr ebx, 6                         ;# ebx = Dataset block number
+	xor rbp, rax                       ;# modify "mx"
+	mov rbx, rbp                       ;# ebx = ma
+	shr rbx, 38
+	and ebx, RANDOMX_DATASET_BASE_MASK / 64 ;# ebx = Dataset block number
 	;# add ebx, datasetOffset / 64
 	;# call 32768

src/crypto/randomx/jit_compiler_a64_static.S

@@ -304,6 +304,9 @@ literal_v14: .fill 2,8,0
 literal_v15: .fill 2,8,0
 
 DECL(randomx_program_aarch64_vm_instructions_end):
+	# Calculate dataset pointer for dataset read
+	# Do it here to break false dependency from readReg2 and readReg3 (see next line)
+	lsr	x10, x9, 32
 
 	# mx ^= r[readReg2] ^ r[readReg3];
 	eor	x9, x9, x18
@@ -321,8 +324,6 @@ DECL(randomx_program_aarch64_cacheline_align_mask1):
 	# mx <-> ma
 	ror	x9, x9, 32
 
-	# Calculate dataset pointer for dataset read
-	mov	w10, w9
 DECL(randomx_program_aarch64_cacheline_align_mask2):
 	# Actual mask will be inserted by JIT compiler
 	and	x10, x10, 1

src/crypto/randomx/jit_compiler_x86.cpp

@@ -110,13 +110,12 @@ namespace randomx {
 	#define ADDR(x) ((uint8_t*)&x)
 #	endif
 
-	#define codePrefetchScratchpad ADDR(randomx_prefetch_scratchpad)
-	#define codePrefetchScratchpadEnd ADDR(randomx_prefetch_scratchpad_end)
 	#define codePrologue ADDR(randomx_program_prologue)
 	#define codeLoopBegin ADDR(randomx_program_loop_begin)
 	#define codeLoopLoad ADDR(randomx_program_loop_load)
 	#define codeLoopLoadXOP ADDR(randomx_program_loop_load_xop)
 	#define codeProgamStart ADDR(randomx_program_start)
+	#define codeReadDataset ADDR(randomx_program_read_dataset)
 	#define codeReadDatasetLightSshInit ADDR(randomx_program_read_dataset_sshash_init)
 	#define codeReadDatasetLightSshFin ADDR(randomx_program_read_dataset_sshash_fin)
 	#define codeDatasetInit ADDR(randomx_dataset_init)
@@ -134,10 +133,10 @@ namespace randomx {
 	#define codeShhEnd ADDR(randomx_sshash_end)
 	#define codeShhInit ADDR(randomx_sshash_init)
 
-	#define prefetchScratchpadSize (codePrefetchScratchpadEnd - codePrefetchScratchpad)
 	#define prologueSize (codeLoopBegin - codePrologue)
 	#define loopLoadSize (codeLoopLoadXOP - codeLoopLoad)
 	#define loopLoadXOPSize (codeProgamStart - codeLoopLoadXOP)
+	#define readDatasetSize (codeReadDatasetLightSshInit - codeReadDataset)
 	#define readDatasetLightInitSize (codeReadDatasetLightSshFin - codeReadDatasetLightSshInit)
 	#define readDatasetLightFinSize (codeLoopStore - codeReadDatasetLightSshFin)
 	#define loopStoreSize (codeLoopEnd - codeLoopStore)
@@ -321,26 +320,13 @@ namespace randomx {
 		vm_flags = flags;
 
 		generateProgramPrologue(prog, pcfg);
-
-		uint8_t* p;
-		uint32_t n;
-		if (flags & RANDOMX_FLAG_AMD) {
-			p = RandomX_CurrentConfig.codeReadDatasetRyzenTweaked;
-			n = RandomX_CurrentConfig.codeReadDatasetRyzenTweakedSize;
-		}
-		else {
-			p = RandomX_CurrentConfig.codeReadDatasetTweaked;
-			n = RandomX_CurrentConfig.codeReadDatasetTweakedSize;
-		}
-		memcpy(code + codePos, p, n);
-		codePos += n;
-
+		emit(codeReadDataset, readDatasetSize, code, codePos);
 		generateProgramEpilogue(prog, pcfg);
 	}
 
 	void JitCompilerX86::generateProgramLight(Program& prog, ProgramConfiguration& pcfg, uint32_t datasetOffset) {
 		generateProgramPrologue(prog, pcfg);
-		emit(RandomX_CurrentConfig.codeReadDatasetLightSshInitTweaked, readDatasetLightInitSize, code, codePos);
+		emit(codeReadDatasetLightSshInit, readDatasetLightInitSize, code, codePos);
 		*(uint32_t*)(code + codePos) = 0xc381;
 		codePos += 2;
 		emit32(datasetOffset / CacheLineSize, code, codePos);
@@ -428,7 +414,10 @@ namespace randomx {
         xmrig::RxFix::setMainLoopBounds(mainLoopBounds);
 #		endif
 
-		memcpy(code + prologueSize - 48, &pcfg.eMask, sizeof(pcfg.eMask));
+		imul_rcp_storage = code + (ADDR(randomx_program_imul_rcp_store) - codePrologue) + 2;
+		imul_rcp_storage_used = 0;
+
+		memcpy(imul_rcp_storage - 34, &pcfg.eMask, sizeof(pcfg.eMask));
 		codePos = codePosFirst;
 		prevCFROUND = 0;
 
@@ -464,7 +453,7 @@ namespace randomx {
 	void JitCompilerX86::generateProgramEpilogue(Program& prog, ProgramConfiguration& pcfg) {
 		*(uint64_t*)(code + codePos) = 0xc03349c08b49ull + (static_cast<uint64_t>(pcfg.readReg0) << 16) + (static_cast<uint64_t>(pcfg.readReg1) << 40);
 		codePos += 6;
-		emit(RandomX_CurrentConfig.codePrefetchScratchpadTweaked, prefetchScratchpadSize, code, codePos);
+		emit(RandomX_CurrentConfig.codePrefetchScratchpadTweaked, RandomX_CurrentConfig.codePrefetchScratchpadTweakedSize, code, codePos);
 		memcpy(code + codePos, codeLoopStore, loopStoreSize);
 		codePos += loopStoreSize;
 
@@ -1012,13 +1001,24 @@ namespace randomx {
 		
 		uint64_t divisor = instr.getImm32();
 		if (!isZeroOrPowerOf2(divisor)) {
-			*(uint32_t*)(p + pos) = 0xb848;
-			pos += 2;
-
-			emit64(randomx_reciprocal_fast(divisor), p, pos);
-
 			const uint32_t dst = instr.dst % RegistersCount;
-			emit32(0xc0af0f4c + (dst << 27), p, pos);
+
+			const uint64_t reciprocal = randomx_reciprocal_fast(divisor);
+			if (imul_rcp_storage_used < 16) {
+				*(uint64_t*)(imul_rcp_storage) = reciprocal;
+				*(uint64_t*)(p + pos) = 0x2444AF0F4Cull + (dst << 27) + (static_cast<uint64_t>(248 - imul_rcp_storage_used * 8) << 40);
+				++imul_rcp_storage_used;
+				imul_rcp_storage += 11;
+				pos += 6;
+			}
+			else {
+				*(uint32_t*)(p + pos) = 0xb848;
+				pos += 2;
+
+				emit64(reciprocal, p, pos);
+
+				emit32(0xc0af0f4c + (dst << 27), p, pos);
+			}
 
 			registerUsage[dst] = pos;
 		}

src/crypto/randomx/jit_compiler_x86.hpp

@@ -104,6 +104,9 @@ namespace randomx {
 		uint8_t* allocatedCode = nullptr;
 		size_t allocatedSize = 0;
 
+		uint8_t* imul_rcp_storage = nullptr;
+		uint32_t imul_rcp_storage_used = 0;
+
 		void generateProgramPrologue(Program&, ProgramConfiguration&);
 		void generateProgramEpilogue(Program&, ProgramConfiguration&);
 		template<bool rax>

src/crypto/randomx/jit_compiler_x86_static.S

@@ -38,15 +38,16 @@
 #endif
 
 .global DECL(randomx_prefetch_scratchpad)
+.global DECL(randomx_prefetch_scratchpad_bmi2)
 .global DECL(randomx_prefetch_scratchpad_end)
 .global DECL(randomx_program_prologue)
 .global DECL(randomx_program_prologue_first_load)
+.global DECL(randomx_program_imul_rcp_store)
 .global DECL(randomx_program_loop_begin)
 .global DECL(randomx_program_loop_load)
 .global DECL(randomx_program_loop_load_xop)
 .global DECL(randomx_program_start)
 .global DECL(randomx_program_read_dataset)
-.global DECL(randomx_program_read_dataset_ryzen)
 .global DECL(randomx_program_read_dataset_sshash_init)
 .global DECL(randomx_program_read_dataset_sshash_fin)
 .global DECL(randomx_program_loop_store)
@@ -79,6 +80,13 @@ DECL(randomx_prefetch_scratchpad):
 	and edx, RANDOMX_SCRATCHPAD_MASK
 	prefetcht0 [rsi+rdx]
 
+DECL(randomx_prefetch_scratchpad_bmi2):
+	rorx rdx, rax, 32
+	and eax, RANDOMX_SCRATCHPAD_MASK
+	prefetcht0 [rsi+rax]
+	and edx, RANDOMX_SCRATCHPAD_MASK
+	prefetcht0 [rsi+rdx]
+
 DECL(randomx_prefetch_scratchpad_end):
 
 .balign 64
@@ -106,11 +114,15 @@ DECL(randomx_program_prologue_first_load):
 	nop
 	nop
 	nop
-	jmp DECL(randomx_program_loop_begin)
+	jmp DECL(randomx_program_imul_rcp_store)
 
 .balign 64
 	#include "asm/program_xmm_constants.inc"
 
+DECL(randomx_program_imul_rcp_store):
+	#include "asm/program_imul_rcp_store.inc"
+	jmp DECL(randomx_program_loop_begin)
+
 .balign 64
 DECL(randomx_program_loop_begin):
 	nop
@@ -127,9 +139,6 @@ DECL(randomx_program_start):
 DECL(randomx_program_read_dataset):
 	#include "asm/program_read_dataset.inc"
 
-DECL(randomx_program_read_dataset_ryzen):
-	#include "asm/program_read_dataset_ryzen.inc"
-
 DECL(randomx_program_read_dataset_sshash_init):
 	#include "asm/program_read_dataset_sshash_init.inc"
 

src/crypto/randomx/jit_compiler_x86_static.asm

@@ -29,15 +29,16 @@ IFDEF RAX
 _RANDOMX_JITX86_STATIC SEGMENT PAGE READ EXECUTE
 
 PUBLIC randomx_prefetch_scratchpad
+PUBLIC randomx_prefetch_scratchpad_bmi2
 PUBLIC randomx_prefetch_scratchpad_end
 PUBLIC randomx_program_prologue
 PUBLIC randomx_program_prologue_first_load
+PUBLIC randomx_program_imul_rcp_store
 PUBLIC randomx_program_loop_begin
 PUBLIC randomx_program_loop_load
 PUBLIC randomx_program_loop_load_xop
 PUBLIC randomx_program_start
 PUBLIC randomx_program_read_dataset
-PUBLIC randomx_program_read_dataset_ryzen
 PUBLIC randomx_program_read_dataset_sshash_init
 PUBLIC randomx_program_read_dataset_sshash_fin
 PUBLIC randomx_dataset_init
@@ -69,6 +70,14 @@ randomx_prefetch_scratchpad PROC
 	prefetcht0 [rsi+rdx]
 randomx_prefetch_scratchpad ENDP
 
+randomx_prefetch_scratchpad_bmi2 PROC
+	rorx rdx, rax, 32
+	and eax, RANDOMX_SCRATCHPAD_MASK
+	prefetcht0 [rsi+rax]
+	and edx, RANDOMX_SCRATCHPAD_MASK
+	prefetcht0 [rsi+rdx]
+randomx_prefetch_scratchpad_bmi2 ENDP
+
 randomx_prefetch_scratchpad_end PROC
 randomx_prefetch_scratchpad_end ENDP
 
@@ -94,12 +103,17 @@ randomx_program_prologue_first_load PROC
 	nop
 	nop
 	nop
-	jmp randomx_program_loop_begin
+	jmp randomx_program_imul_rcp_store
 randomx_program_prologue_first_load ENDP
 
 ALIGN 64
 	include asm/program_xmm_constants.inc
 
+randomx_program_imul_rcp_store PROC
+	include asm/program_imul_rcp_store.inc
+	jmp randomx_program_loop_begin
+randomx_program_imul_rcp_store ENDP
+
 ALIGN 64
 randomx_program_loop_begin PROC
 	nop
@@ -121,10 +135,6 @@ randomx_program_read_dataset PROC
 	include asm/program_read_dataset.inc
 randomx_program_read_dataset ENDP
 
-randomx_program_read_dataset_ryzen PROC
-	include asm/program_read_dataset_ryzen.inc
-randomx_program_read_dataset_ryzen ENDP
-
 randomx_program_read_dataset_sshash_init PROC
 	include asm/program_read_dataset_sshash_init.inc
 randomx_program_read_dataset_sshash_init ENDP

src/crypto/randomx/jit_compiler_x86_static.hpp

@@ -30,15 +30,16 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 extern "C" {
 	void randomx_prefetch_scratchpad();
+	void randomx_prefetch_scratchpad_bmi2();
 	void randomx_prefetch_scratchpad_end();
 	void randomx_program_prologue();
 	void randomx_program_prologue_first_load();
+	void randomx_program_imul_rcp_store();
 	void randomx_program_loop_begin();
 	void randomx_program_loop_load();
 	void randomx_program_loop_load_xop();
 	void randomx_program_start();
 	void randomx_program_read_dataset();
-	void randomx_program_read_dataset_ryzen();
 	void randomx_program_read_dataset_sshash_init();
 	void randomx_program_read_dataset_sshash_fin();
 	void randomx_program_loop_store();

src/crypto/randomx/randomx.cpp

@@ -165,27 +165,17 @@ RandomX_ConfigurationBase::RandomX_ConfigurationBase()
 		const uint8_t* b = addr(randomx_sshash_end);
 		memcpy(codeShhPrefetchTweaked, a, b - a);
 	}
-	{
-		const uint8_t* a = addr(randomx_program_read_dataset);
-		const uint8_t* b = addr(randomx_program_read_dataset_ryzen);
-		memcpy(codeReadDatasetTweaked, a, b - a);
-		codeReadDatasetTweakedSize = b - a;
-	}
-	{
-		const uint8_t* a = addr(randomx_program_read_dataset_ryzen);
-		const uint8_t* b = addr(randomx_program_read_dataset_sshash_init);
-		memcpy(codeReadDatasetRyzenTweaked, a, b - a);
-		codeReadDatasetRyzenTweakedSize = b - a;
-	}
-	{
-		const uint8_t* a = addr(randomx_program_read_dataset_sshash_init);
-		const uint8_t* b = addr(randomx_program_read_dataset_sshash_fin);
-		memcpy(codeReadDatasetLightSshInitTweaked, a, b - a);
-	}
-	{
-		const uint8_t* a = addr(randomx_prefetch_scratchpad);
+	if (xmrig::Cpu::info()->hasBMI2()) {
+		const uint8_t* a = addr(randomx_prefetch_scratchpad_bmi2);
 		const uint8_t* b = addr(randomx_prefetch_scratchpad_end);
 		memcpy(codePrefetchScratchpadTweaked, a, b - a);
+		codePrefetchScratchpadTweakedSize = b - a;
+	}
+	else {
+		const uint8_t* a = addr(randomx_prefetch_scratchpad);
+		const uint8_t* b = addr(randomx_prefetch_scratchpad_bmi2);
+		memcpy(codePrefetchScratchpadTweaked, a, b - a);
+		codePrefetchScratchpadTweakedSize = b - a;
 	}
 #	endif
 }
@@ -222,13 +212,15 @@ void RandomX_ConfigurationBase::Apply()
 	//*(uint32_t*)(codeReadDatasetTweaked + 24) = DatasetBaseMask;
 	//*(uint32_t*)(codeReadDatasetLightSshInitTweaked + 59) = DatasetBaseMask;
 
-	*(uint32_t*)(codePrefetchScratchpadTweaked + 4) = ScratchpadL3Mask64_Calculated;
-	*(uint32_t*)(codePrefetchScratchpadTweaked + 18) = ScratchpadL3Mask64_Calculated;
+	const bool hasBMI2 = xmrig::Cpu::info()->hasBMI2();
+
+	*(uint32_t*)(codePrefetchScratchpadTweaked + (hasBMI2 ? 7 : 4)) = ScratchpadL3Mask64_Calculated;
+	*(uint32_t*)(codePrefetchScratchpadTweaked + (hasBMI2 ? 17 : 18)) = ScratchpadL3Mask64_Calculated;
 
 	// Apply scratchpad prefetch mode
 	{
-		uint32_t* a = (uint32_t*)(codePrefetchScratchpadTweaked + 8);
-		uint32_t* b = (uint32_t*)(codePrefetchScratchpadTweaked + 22);
+		uint32_t* a = (uint32_t*)(codePrefetchScratchpadTweaked + (hasBMI2 ? 11 : 8));
+		uint32_t* b = (uint32_t*)(codePrefetchScratchpadTweaked + (hasBMI2 ? 21 : 22));
 
 		switch (scratchpadPrefetchMode)
 		{
@@ -295,7 +287,7 @@ typedef void(randomx::JitCompilerX86::* InstructionGeneratorX86_2)(const randomx
 	INST_HANDLE(IMUL_M, IMUL_R);
 
 #if defined(_M_X64) || defined(__x86_64__)
-	if (xmrig::Cpu::info()->hasBMI2()) {
+	if (hasBMI2) {
 		INST_HANDLE2(IMULH_R, IMULH_R_BMI2, IMUL_M);
 		INST_HANDLE2(IMULH_M, IMULH_M_BMI2, IMULH_R);
 	}
@@ -337,7 +329,7 @@ typedef void(randomx::JitCompilerX86::* InstructionGeneratorX86_2)(const randomx
 #endif
 
 #if defined(_M_X64) || defined(__x86_64__)
-	if (xmrig::Cpu::info()->hasBMI2()) {
+	if (hasBMI2) {
 		INST_HANDLE2(CFROUND, CFROUND_BMI2, CBRANCH);
 	}
 	else

src/crypto/randomx/randomx.h

@@ -125,12 +125,8 @@ struct RandomX_ConfigurationBase
 	rx_vec_i128 fillAes4Rx4_Key[8];
 
 	uint8_t codeShhPrefetchTweaked[20];
-	uint8_t codeReadDatasetTweaked[64];
-	uint32_t codeReadDatasetTweakedSize;
-	uint8_t codeReadDatasetRyzenTweaked[72];
-	uint32_t codeReadDatasetRyzenTweakedSize;
-	uint8_t codeReadDatasetLightSshInitTweaked[68];
-	uint8_t codePrefetchScratchpadTweaked[32];
+	uint8_t codePrefetchScratchpadTweaked[28];
+	uint32_t codePrefetchScratchpadTweakedSize;
 
 	uint32_t AddressMask_Calculated[4];
 	uint32_t ScratchpadL3Mask_Calculated;

src/hw/dmi/DmiReader_win.cpp

@@ -46,14 +46,16 @@ struct RawSMBIOSData {
 
 bool xmrig::DmiReader::read()
 {
-    const uint32_t size = GetSystemFirmwareTable('RSMB', 0, nullptr, 0);
+    constexpr uint32_t RSMB = 0x52534D42;
+
+    const uint32_t size = GetSystemFirmwareTable(RSMB, 0, nullptr, 0);
     auto smb            = reinterpret_cast<RawSMBIOSData *>(HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, size));
 
     if (!smb) {
         return false;
     }
 
-    if (GetSystemFirmwareTable('RSMB', 0, smb, size) != size) {
+    if (GetSystemFirmwareTable(RSMB, 0, smb, size) != size) {
         HeapFree(GetProcessHeap(), 0, smb);
 
         return false;

src/hw/msr/Msr_linux.cpp

@@ -29,6 +29,7 @@
 #include <cstdio>
 #include <dirent.h>
 #include <fcntl.h>
+#include <fstream>
 #include <sys/stat.h>
 #include <sys/types.h>
 #include <unistd.h>
@@ -48,7 +49,27 @@ static int msr_open(int32_t cpu, int flags)
 class MsrPrivate
 {
 public:
-    bool available = true;
+    inline MsrPrivate() : m_available(msr_allow_writes() || msr_modprobe()) {}
+
+    inline bool isAvailable() const { return m_available; }
+
+private:
+    inline bool msr_allow_writes()
+    {
+        std::ofstream file("/sys/module/msr/parameters/allow_writes", std::ios::out | std::ios::binary | std::ios::trunc);
+        if (file.is_open()) {
+            file << "on";
+        }
+
+        return file.good();
+    }
+
+    inline bool msr_modprobe()
+    {
+        return system("/sbin/modprobe msr allow_writes=on > /dev/null 2>&1") == 0;
+    }
+
+    const bool m_available;
 };
 
 
@@ -57,10 +78,8 @@ public:
 
 xmrig::Msr::Msr() : d_ptr(new MsrPrivate())
 {
-    if (system("/sbin/modprobe msr allow_writes=on > /dev/null 2>&1") != 0) {
-        LOG_WARN("%s " YELLOW_BOLD("msr kernel module is not available"), Msr::tag());
-
-        d_ptr->available = false;
+    if (!isAvailable()) {
+        LOG_WARN("%s " YELLOW_BOLD("msr kernel module is not available"), tag());
     }
 }
 
@@ -73,7 +92,7 @@ xmrig::Msr::~Msr()
 
 bool xmrig::Msr::isAvailable() const
 {
-    return d_ptr->available;
+    return d_ptr->isAvailable();
 }