[Apple Silicon] Handle macOS in PlatformDarwin

This makes "target create /bin/ls" properly detect which platform
is needed when running lldb. Covered by many tests in the suite.

diff --git a/lldb/source/Plugins/Platform/MacOSX/PlatformDarwin.cpp b/lldb/source/Plugins/Platform/MacOSX/PlatformDarwin.cpp
index 85cd000..f5ec08a 100644 (file)
--- a/lldb/source/Plugins/Platform/MacOSX/PlatformDarwin.cpp
+++ b/lldb/source/Plugins/Platform/MacOSX/PlatformDarwin.cpp
@@ -546,6 +546,8 @@ bool PlatformDarwin::ARMGetSupportedArchitectureAtIndex(uint32_t idx,
 #define OSNAME "watchos"
 #elif defined(TARGET_OS_BRIDGE) && TARGET_OS_BRIDGE == 1
 #define OSNAME "bridgeos"
+#elif defined(TARGET_OS_OSX) && TARGET_OS_OSX == 1
+#define OSNAME "macosx"
 #else
 #define OSNAME "ios"
 #endif