Unittest buildfixes on mac

CMakeLists.txt

@@ -2234,6 +2234,7 @@ if(UNITTEST)
 		unittest/TestArm64Emitter.cpp
 		unittest/TestX64Emitter.cpp
 		unittest/TestVertexJit.cpp
+		unittest/TestThreadManager.cpp
 		unittest/JitHarness.cpp
 		Core/MIPS/ARM/ArmRegCache.cpp
 		Core/MIPS/ARM/ArmRegCacheFPU.cpp

Common/Thread/ThreadUtil.cpp

@@ -132,7 +132,11 @@ void AssertCurrentThreadName(const char *threadName) {
 int GetCurrentThreadIdForDebug() {
 #if PPSSPP_PLATFORM(WINDOWS)
 	return (int)GetCurrentThreadId();
+#elif PPSSPP_PLATFORM(MAC) || PPSSPP_PLATFORM(IOS) || defined(__OpenBSD__) || defined(__FreeBSD__)
+	uint64_t tid = 0;
+	pthread_threadid_np(NULL, &tid);
+	return (int)tid;
 #else
-	return gettid();
+	return (int)gettid();
 #endif
 }

ext/zstd

@@ -1 +1 @@
-Subproject commit a488ba114ec17ea1054b9057c26a046fc122b3b6
+Subproject commit 56421f34e4ab5c17cbac0832bd12413e4f27ecf9

unittest/TestThreadManager.cpp

@@ -1,5 +1,3 @@
-#pragma once
-
 #include "Common/Log.h"
 #include "Common/TimeUtil.h"
 #include "Common/Thread/ThreadManager.h"

unittest/TestX64Emitter.cpp

@@ -1,3 +1,7 @@
+#include "ppsspp_config.h"
+
+#if PPSSPP_ARCH(AMD64) || PPSSPP_ARCH(X86)
+
 #include "Common/x64Emitter.h"
 #include "Core/MIPS/x86/RegCacheFPU.h"
 #include "Core/MIPS/x86/Jit.h"
@@ -41,3 +45,11 @@ bool TestX64Emitter() {
 	PrintLast(emitter);
 	return true;
 }
+
+#else
+
+bool TestX64Emitter() {
+	return true;
+}
+
+#endif